1 2005-05-27 Richard Guenther <rguenth@gcc.gnu.org>
3 * tree-inline.c (copy_body_r): Manually fold *& to deal
4 with ADDR_EXPRs with mismatched types for now.
6 * gimplify.c (fold_indirect_ref_rhs): New function.
7 (gimplify_modify_expr_rhs): Use it instead of pessimistic
10 * fold-const.c (fold_indirect_ref_1): Add type argument;
11 make sure the resulting expression is of this type.
12 (build_fold_indirect_ref, fold_indirect_ref): Adjust callers.
14 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
16 PR tree-optimization/21658
17 * tree-ssa-ccp.c (ccp_fold): Call fold_binary instead of
18 fold_binary_to_constant. Likewise, call fold_unary instead of
19 fold_unary_to_constant.
21 2005-05-27 Nathan Sidwell <nathan@codesourcery.com>
23 * vec.h: Implement integral type vector specialization.
24 (VEC_T): Define a non-GTY structure.
25 (VEC_T_GTY): Define a GTY structure.
26 (VEC_TA): Rename to ...
27 (VEC_TA_GTY): ... here.
28 (DEF_VEC_I, DEF_VEC_ALLOC_I): New.
29 (DEF_VEC_P, DEF_VEC_ALLOC_P): Adjust.
30 (DEF_VEC_FUNC_P, DEF_VEC_ALLOC_FUNC_P): New, broken out of
31 DEF_VEC_P and DEF_VEC_ALLOC_P.
32 (DEF_VEC_O, DEF_VEC_ALLOC_O): Adjust.
33 (DEF_VEC_FUNC_O, DEF_VEC_ALLOC_FUNC_O): New, broken out of
34 DEF_VEC_O and DEF_VEC_ALLOC_O.
35 * global.c: Use DEF_VEC_I, DEF_VEC_ALLOC_I.
36 * lambda-code.c: Likewise.
37 * tree-into-ssa.c: Likewise.
38 * tree-ssa-live.c: Likewise.
40 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
42 * tree-into-ssa.c (update_ssa): Ensure that the operand cache
44 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
45 update_stmt_if_modified before calling update_ssa.
47 2005-05-27 Ralf Corsepius <ralf.corsepius@rtems.org>
49 * config/rs6000/t-rtems: Remove roe multilib variant.
51 2005-05-26 Roger Sayle <roger@eyesopen.com>
53 PR tree-optimization/9814
54 * ifcvt.c (noce_emit_move_insn): If we fail to recognize the move
55 instruction, add the necessary clobbers by re-expanding the RTL
56 for arithmetic operations via optab.c's expand_unop/expand_binop.
57 (noce_try_bitop): New function to optimize bit manipulation idioms
58 of the form "if (x & C) x = x op C" and "if (!(x & C) x = x op C".
59 (noce_process_if_block): Call noce_try_bitop.
61 2005-05-26 Roger Sayle <roger@eyesopen.com>
63 * reg-stack.c (convert_regs_entry, convert_regs_exit,
64 convert_regs_1, convert_regs_2, convert_regs): Delete prototypes.
65 (reg_to_stack): Move to end of the file. Initialize the per
66 basic block information here, instead of...
67 (convert_regs_entry): Here.
68 (convert_regs): Change unused return type to void.
70 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
72 * c-pch.c, timevar.c, timevar.h, unwind-compat.c,
73 unwind-dw2-fde-compat.c, unwind-dw2-fde.c, config/mmix/mmix.h,
74 config/rs6000/eabispe.h, config/rs6000/lynx.h,
75 config/sh/elf.h, config/sh/symbian-pre.h,
76 config/sparc/sparc-protos.h: Update copyright.
78 2005-05-26 Mike Stump <mrs@apple.com>
80 * darwin.h (ASM_OUTPUT_LABELREF): Handle quoted non-lazy pointers
83 2005-05-26 Richard Guenther <rguenth@gcc.gnu.org>
85 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
86 See through ADDR_EXPR in finding place to propagate into.
88 2005-05-26 Kazu Hirata <kazu@cs.umass.edu>
90 * c-common.c, c-parser.c, cfgbuild.c, cfghooks.c, cfghooks.h,
91 cfgrtl.c, cgraphunit.c, ddg.c, expr.h, gcse.c, ggc-page.c,
92 ggc-zone.c, gimplify.c, ipa-inline.c, longlong.h, targhooks.c,
93 tree-flow-inline.h, tree-pass.h, tree-ssa-dse.c,
94 tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
95 tree-ssa-operands.c, tree-vect-analyze.c,
96 tree-vect-transform.c, tree-vectorizer.c, tree.c,
97 config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
98 config/frv/frv.md, config/i386/i386.c, config/i386/sse.md,
99 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
100 config/mcore/mcore.c, config/mips/mips.c, config/mips/mips.md,
101 config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
102 config/rs6000/rs6000.h, config/sh/sh.c, config/sh/sh.md,
103 config/sh/ushmedia.h, config/sparc/sparc.c,
104 config/sparc/sparc.md, config/stormy16/stormy-abi: Fix comment
105 typos. Follow spelling conventions.
106 * doc/invoke.texi, doc/tm.texi, doc/tree-ssa.texi: Fix typos.
107 Follow spelling conventions.
109 2005-05-26 David Ung <davidu@mips.com>
111 * config/mips/mips.c (mips_use_ins_ext_p): New helper function
112 that determines whether the MIPS32/64 R2 ext/ins should be used.
113 * config/mips/mips.h (ISA_HAS_EXT_INS): New macro.
114 * config/mips/mips.md (extzv): Changed predicate for operand to
115 nonimmediate_operand. Add code to generate insn patterns for
117 (extzv<mode>): New pattern to match mips32/64 r2 ext insn.
118 (insv): Similarly for insertion.
119 (insv<mode>): Similarly.
121 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
123 * simplify-rtx.c (avoid_constant_pool_reference): Support
124 offsetted addresses in the constant pool.
126 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
128 * df.h (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
129 * df.c (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
131 2005-05-26 Jakub Jelinek <jakub@redhat.com>
134 * reg-stack.c (swap_rtx_condition): Don't crash if %ax user was not
135 found in the basic block and last insn in the basic block is not
136 INSN_P. Remove explicit unspec numbers that are no longer valid
139 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
141 * tree-vect-transform.c (vectorizable_operation): Try word_mode
142 vectorization if UNITS_PER_WORD == UNITS_PER_SIMD_WORD, even
143 if a vector mode is available.
145 2005-05-25 Roger Sayle <roger@eyesopen.com>
148 * fold-const.c (const_binop): Check for division by zero during
151 2005-05-26 Ian Lance Taylor <ian@airs.com>
153 * reload1.c (verify_initial_elim_offsets): Add braces to avoid
154 having a declaration after a statement.
156 2005-05-26 Richard Sandiford <rsandifo@redhat.com>
158 * opt-functions.awk (var_type): New function.
159 (var_set): Use CLVC_STRING if var_type returns "const char *".
160 * opth-gen.awk: Use var_type to find out the types of variables.
161 Don't print comments above each "extern" definition.
162 * optc-gen.awk: Use var_type in the same way.
163 * opts.h (cl_var_cond): Rename to...
164 (cl_var_type): ...this. Add CLVC_STRING.
165 (cl_option): Make "flag_var" a "void *" pointer. Replace "var_cond"
167 * opts.c (handle_option, option_enabled): Update after above name
168 change. Cast flag_var before using it. Handle CLVC_STRING.
170 * config/alpha/alpha.h (alpha_tls_size): Delete.
171 * config/alpha/alpha.c (alpha_tls_size, alpha_cpu_string)
172 (alpha_tune_string, alpha_tp_string, alpha_fprm_string)
173 (alpha_fptm_string, alpha_mlat_string): Delete.
174 (alpha_handle_option): Don't set the above variables here. Use the
175 integer argument to check the validity of -mtls-size=.
176 * config/alpha/alpha.opt (mcpu=, mtune=, mfp-rounding-mode=)
177 (mfp-trap-mode=, mtrap-precision=, mmemory-latency=): Add Var()s.
178 (mtls-size=): Likewise. Convert to a UInteger and initialize the
181 * config/arc/arc.c (arc_cpu_string, arc_text_string)
182 (arc_data_string, arc_rodata_string): Delete.
183 (arc_handle_option): Don't set the above variables here.
184 * config/arc/arc.opt (mcpu=, mtext=, mdata=, mrodata=): Add Var()s
187 * config/arm/arm.c (target_fpu_name, target_fpe_name)
188 (target_float_abi_name, target_abi_name, structure_size_string)
189 (arm_pic_register_string): Delete.
190 (arm_handle_option): Don't set the above variables here, except
191 in the handling of -mhard-float and -msoft-float.
192 * config/arm/arm.opt (mabi=, mfloat-abi=, mfp=, mfpe=, mfpu=)
193 (mpic-register=, mstructure-size-boundary=): Add Var()s.
195 * config/avr/avr.c (avr_init_stack, avr_mcu_name, TARGET_HANDLE_OPTION)
196 (avr_handle_option): Delete.
197 * config/avr/avr.opt (mmcu=, minit-stack=): Add Var()s and initialize
200 * config/bfin/bfin.c (bfin_library_id): Delete.
201 (bfin_handle_option): Don't set it.
202 * config/bfin/bfin.opt (mshared-library-id=): Add Var().
204 * config/c4x/c4x.h (c4x_rpts_cycles): Delete.
205 * config/c4x/c4x.c (c4x_rpts_cycles): Delete.
206 (c4x_handle_option): Don't set c4x_rpts_cycles here.
207 * config/c4x/c4x.opt (mrpts=): Add Var().
209 * config/cris/aout.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't set
210 cris_elinux_stacksize_str here.
211 * config/cris/aout.opt (melinux-stacksize=): Add Var().
212 * config/cris/cris.h (cris_max_stackframe_str, cris_cpu_str)
213 (cris_tune_str, cris_elinux_stacksize_str): Delete.
214 * config/cris/cris.c (cris_max_stackframe_str, cris_cpu_str)
215 (cris_tune_str, cris_elinux_stacksize_str): Delete.
216 (cris_handle_option): Don't set the above variables here.
217 * config/cris/cris.opt (mcpu=, march=, mtune=, mmax-stackframe=)
218 (max-stackframe=): Add Var()s.
220 * config/i386/i386.h (ix86_tune_string, ix86_arch_string): Delete.
221 * config/i386/i386.c (ix86_cmodel_string, ix86_asm_string)
222 (ix86_tls_dialect_string, ix86_tune_string, ix86_arch_string)
223 (ix86_fpmath_string, ix86_regparm_string, ix86_align_loops_string)
224 (ix86_align_jumps_string, ix86_preferred_stack_boundary_string)
225 (ix86_branch_cost_string, ix86_align_funcs_string): Delete.
226 (ix86_handle_option): Don't set the above variables here.
227 * config/i386/i386.opt (malign-functions=, malign-jumps=)
228 (malign-loops=, march=, masm=, mbranch-cost=, mcmodel=, mfpmath=)
229 (mpreferred-stack-boundary=, mregparm=, mtls-dialect=, mtune=): Add
232 * config/ia64/ia64.h (ia64_tls_size): Delete.
233 * config/ia64/ia64.c (ia64_tls_size): Delete.
234 (ia64_handle_option): Treat -mtls-size= as a UInteger option,
235 reading the integer argument from the "value" parameter. Don't
236 set ia64_tls_size here.
237 * config/ia64/ia64.opt (mtls-size=): Turn into a UInteger option.
238 Add Var() and Init().
240 * config/m32r/m32r.h (m32r_cache_flush_func): Delete.
241 (m32r_cache_flush_trap): Delete.
242 * config/m32r/m32r.c (m32r_cache_flush_func): Delete.
243 (m32r_cache_flush_trap): Delete.
244 (m32r_handle_option): Don't set the above variables when handling
245 -mflush-func= and -mflush-trap=.
246 * config/m32r/m32r.opt (-mflush-func=, -mflush-trap=): Add Var()s
249 * config/mips/mips.h (mips_cache_flush_func): Delete.
250 * config/mips/mips.c (mips_arch_string, mips_tune_string)
251 (mips_cache_flush_func): Delete.
252 (mips_handle_option): Don't set the above variables when handling
253 -march=, -mtune= and -mflush-func=.
254 * config/mips/mips.opt (march=, mflush-func=, mtune=): Add Var()s.
256 * config/s390/s390.c (s390_arch_string): Delete.
257 (s390_handle_option): Don't set it here.
258 * config/s390/s390.opt (march=): Add Var().
260 * config/sparc/sparc.h (sparc_cmodel_string): Delete.
261 * config/sparc/sparc.c (sparc_cmodel_string): Delete.
262 (sparc_handle_option): Don't set it here.
263 * config/sparc/sparc.opt (mcmodel=): Add Var().
265 2005-05-25 Roger Sayle <roger@eyesopen.com>
267 * convert.c (convert_to_integer) <POINTER_TYPE>: Avoid recursive
268 call to convert_to_integer by building the NOP_EXPR directly.
270 2005-05-25 Richard Sandiford <rsandifo@redhat.com>
272 * config/rs6000/rs6000.opt (mprioritize-restricted-insns=): Fix typo.
274 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
275 Jeff Law <law@redhat.com>
277 * tree-cfg.c (verify_expr, case ADDR_EXPR): Verify invariant,
278 constant and side_effects of the ADDR_EXPR are consistent.
280 * tree-nested.c (convert_local_reference): Set CURRENT_FUNCTION_DECL
281 appropriately around calls to recompute_tree_invarant_for_addr_expr.
283 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
285 * config/s390/s390.c (GP_ARG_NUM_REG, FP_ARG_NUM_REG): New defines.
286 (s390_function_arg, s390_gimplify_va_arg): Use them.
287 (s390_register_info): Save only required subset of argument
288 registers into save area for va_list.
289 (s390_va_start): Initialize only required elements of va_list struct.
290 (s390_build_builtin_va_list): Set va_list_[gf]pr_counter_field.
292 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
294 * reload1.c (verify_initial_elim_offsets): Return boolean status
296 (reload): Adapt verify_initial_elim_offsets call site. Restart
297 main loop if some initial elimination offsets changed.
299 2005-05-25 Adam Nemet <anemet@lnxw.com>
301 * config/rs6000/lynx.h (CC1_SPEC): Use -maix-struct-return instead
302 of -mno-svr4-struct-return.
304 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
306 Fix PR tree-optimization/21705
308 * tree-ssa-pre.c (in_fre): New static variable.
309 (create_value_expr_from): Recursively value number reference ops
311 (can_value_number_call): Temporary restrict only exists for
314 2005-05-25 Kazu Hirata <kazu@cs.umass.edu>
316 * tree-into-ssa.c (rewrite_into_ssa, update_ssa): Replace
317 sizeof (bitmap *) with sizeof (bitmap).
319 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
321 * lambda-code.c (perfect_nestify): Call update_stmt on the exit
324 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
326 * config/s390/s390.c (TARGET_INSN_VALID_WITHIN_DOLOOP): Set to
329 2005-05-25 Jan Hubicka <jh@suse.cz>
331 * Makefile.in (ipa-inline.o): Add COEVERAGE_H dependency.
332 * cgraph.c (cgraph_create_node): Reset estimated_growth.
333 * cgraph.h (cgraph_global_info): Add estimated_growth.
334 * ipa-inline.c: Include coverage.h
335 (max_insns, max_count): New static variables.
336 (cgraph_estimate_size_after_inlining): Cache the result.
337 (cgraph_estimate_growth):
338 * passes.c (rest_of_clean_state): Kill coverage_end_function.
339 * timevar.def (TV_INLINE_HEURISTICS): New timevar.
340 * tree-optimize.c (init_tree_optimization_passes): Move profiling before
342 (ipa_passes): Initialize bitmaps.
344 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
346 * loop-doloop.c: Include "target.h".
347 (doloop_valid_p): Move tests to function in targhooks.c.
348 * target.h (struct gcc_target): New target hook
349 "insn_valid_within_doloop".
350 * target-def.h: Define default value for "insn_valid_within_doloop".
351 (TARGET_INITIALIZER): Insert new target hook into initializer.
352 * targhooks.c (default_insn_valid_within_doloop): New function.
353 * targhooks.h (default_insn_valid_within_doloop): Declare.
354 * hooks.c (hook_bool_rtx_true): New function.
355 * hooks.h (hook_bool_rtx_true): Declare.
356 * doc/tm.texi: Add documentation for new target hook.
358 2005-05-25 Eric Botcazou <ebotcazou@libertysurf.fr>
361 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): New macro
362 * config/sparc/sparc-protos.h (tls_symbolic_operand): Delete.
363 (sparc_tls_referenced_p): New prototype.
364 * config/sparc/sparc.c (tls_symbolic_operand): Delete.
365 (sparc_expand_move): Look for TLS addresses with constant offsets.
366 (legitimate_constant_p): Use SPARC_SYMBOL_REF_TLS_P instead of
367 tls_symbolic_operand.
368 (legitimate_pic_operand_p): Likewise.
369 (legitimate_address_p): Likewise.
370 (legitimize_address): Likewise.
371 (sparc_tls_symbol_ref_1): New function.
372 (sparc_tls_referenced_p): New function.
373 * config/sparc/predicates.md (tgd_symbolic_operand): Use
374 SYMBOL_REF_TLS_MODEL instead of tls_symbolic_operand.
375 (tld_symbolic_operand): Likewise.
376 (tie_symbolic_operand): Likewise.
377 (tle_symbolic_operand): Likewise.
379 2005-05-24 DJ Delorie <dj@redhat.com>
381 * common.opt (-Wattributes): New. Default true.
382 * doc/invoke.texi (-Wno-attributes): Document.
384 * attribs.c (decl_attributes): Move warning control from if() to
386 * c-common.c (handle_packed_attribute): Likewise.
387 (handle_nocommon_attribute): Likewise.
388 (handle_common_attribute): Likewise.
389 (handle_noreturn_attribute): Likewise.
390 (handle_noinline_attribute): Likewise.
391 (handle_always_inline_attribute): Likewise.
392 (handle_used_attribute): Likewise.
393 (handle_unused_attribute): Likewise.
394 (handle_const_attribute): Likewise.
395 (handle_transparent_union_attribute): Likewise.
396 (handle_constructor_attribute): Likewise.
397 (handle_destructor_attribute): Likewise.
398 (handle_mode_attribute): Likewise.
399 (handle_alias_attribute): Likewise.
400 (handle_visibility_attribute): Likewise.
401 (handle_tls_model_attribute): Likewise.
402 (handle_malloc_attribute): Likewise.
403 (handle_returns_twice_attribute): Likewise.
404 (handle_pure_attribute): Likewise.
405 (handle_deprecated_attribute): Likewise.
406 (handle_vector_size_attribute): Likewise.
407 (handle_nothrow_attribute): Likewise.
408 (handle_cleanup_attribute): Likewise.
409 (handle_warn_unused_result_attribute): Likewise.
410 (handle_sentinel_attribute): Likewise.
411 * c-decl.c (diagnose_mismatched_decls): Likewise.
412 (start_decl): Likewise.
413 (grokdeclarator): Likewise.
414 (start_function): Likewise.
415 * c-format.c (check_function_format): Likewise.
416 * stor-layout.c (place_field): Likewise.
417 (finalize_record_size): Likewise.
418 * tree.c (handle_dll_attribute)): Likewise.
419 * varasm.c (default_assemble_visibility): Likewise.
420 * config/darwin.c (darwin_handle_weak_import_attribute): Likewise.
421 (darwin_assemble_visibility): Likewise.
422 * config/arc/arc.c (arc_handle_interrupt_attribute): Likewise.
423 * config/arm/arm.c (arm_handle_fndecl_attribute): Likewise.
424 (arm_handle_isr_attribute): Likewise.
425 * config/avr/avr.c (avr_handle_progmem_attribute): Likewise.
426 (avr_handle_fndecl_attribute): Likewise.
427 * config/bfin/bfin.c (handle_int_attribute): Likewise.
428 * config/c4x/c4x.c (c4x_handle_fntype_attribute): Likewise.
429 * config/h8300/h8300.c (h8300_handle_fndecl_attribute): Likewise.
430 (h8300_handle_eightbit_data_attribute): Likewise.
431 (h8300_handle_tiny_data_attribute): Likewise.
432 * config/i386/i386.c (ix86_handle_cdecl_attribute): Likewise.
433 (ix86_handle_regparm_attribute): Likewise.
434 (ix86_handle_struct_attribute): Likewise.
435 * config/i386/winnt.c (ix86_handle_shared_attribute): Likewise.
436 (i386_pe_encode_section_info): Likewise.
437 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
438 * config/ip2k/ip2k.c (ip2k_handle_progmem_attribute): Likewise.
439 (ip2k_handle_fndecl_attribute): Likewise.
440 * config/m32r/m32r.c (m32r_handle_model_attribute): Likewise.
441 * config/m68hc11/m68hc11 (m68hc11_handle_page0_attribute): Likewise.
442 (m68hc11_handle_fntype_attribute): Likewise.
443 (m68hc11_encode_section_info): Likewise.
444 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
445 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
446 * config/ns32k/ns32k.c (ns32k_handle_fntype_attribute): Likewise.
447 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute): Likewise.
448 * config/sh/sh.c (sh_handle_interrupt_handler_attribute): Likewise.
449 (sh_handle_sp_switch_attribute): Likewise.
450 (sh_handle_trap_exit_attribute): Likewise.
451 * config/sh/symbian.c (sh_symbian_dllimport_p): Likewise.
452 (sh_symbian_handle_dll_attribute): Likewise.
453 * config/stormy16/stormy16.c (xstormy16_handle_interrupt_attribute): Likewise.
454 (xstormy16_handle_below100_attribute): Likewise.
455 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
457 * c-common.c (unsigned_conversion_warning): Move warning control
458 from if() to warning(OPT_*).
459 (c_common_truthvalue_conversion): Likewise.
460 (c_do_switch_warnings): Likewise.
461 * c-decl.c (diagnose_mismatched_decls): Likewise.
462 (diagnose_mismatched_decls): Likewise.
463 (define_label): Likewise.
464 (grokdeclarator): Likewise.
465 * c-format.c (check_format_info): Likewise.
466 * c-lex.c (interpret_integer): Likwise.
467 (lex_string): Likewise.
468 * c-opts.c (c_common_post_options): Likewise.
469 * c-parser.c (c_parser_unary_expression): Likewise.
470 * c-pragma.c (handle_pragma_redefine_extname): Likewise.
471 (handle_pragma_extern_prefix): Likewise.
472 * c-typeck.c (build_binary_op): Likewise.
473 * gcse.c (is_too_expensive): Likewise.
474 * opts.c (decode_options): Likewise.
475 * stor-layout.c (place_field): Likewise.
476 * tree-cfg.c (remove_bb): Likewise.
478 * c.opt (-Wreturn-type): Add Var(warn_return_type).
479 * flags.h (warn_return_type): Remove.
480 * toplev.c (warn_return_type): Likewise.
482 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
484 * configure.ac: Don't use gcc_AC_C_LONG_LONG. Check for
485 existence of long long and __int64 before determining their size.
486 * aclocal.m4: Delete gcc_AC_C_LONG_LONG.
487 * configure, config.h.in: Regenerate.
489 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
491 * configure: Regenerate.
493 2005-05-24 Ziemowit Laski <zlaski@apple.com>
495 * c-common.h (objc_comptypes): Remove prototype.
496 (objc_compare_types): New prototype.
497 (objc_volatilized_decl): Likewise.
498 (objc_type_quals_match): Likewise.
499 * c-decl.c (objc_mark_locals_volatile): Streamline by calling
500 objc_volatilize_decl().
501 * c-typeck.c (comp_target_types): Remove third parameter; do
502 not call objc_comptypes().
503 (comptypes): Remove calls to objc_comptypes().
504 (build_function_call): Extend compatible prototype check to ObjC.
505 (build_conditional_expr): Adjust call to comp_target_types().
506 (convert_for_assignment): Call objc_compare_types() instead of
507 objc_comptypes(); adjust calls to comp_target_types(); call
508 objc_type_quals_match() before issuing qualifier mismatch
510 (build_binary_op): Call objc_compare_types() before issuing
511 pointer mismatch warnings; adjust calls to
513 * stub-objc.c (objc_comptypes): Remove stub.
514 (objc_compare_types): New stub.
515 (objc_volatilized_decl): Likewise.
516 (objc_type_quals_match): Likewise.
518 2005-05-24 Paolo Carlini <pcarlini@suse.de>
520 * config/ia64/ia64intrin.h: Define nothing for C++:
521 overloaded builtins have been ported to C++.
523 2005-05-24 Jeff Law <law@redhat.com>
525 * tree-nested.c (build_addr): New "context" argument. Temporarily
526 set current_function_decl around the call to build the ADDR_EXPR.
527 (get_static_chain): Pass proper context to build_addr.
528 (convert_nl_goto_reference): Likewise.
529 (convert_tramp_reference): Likewise.
530 (final_nesting_tree_1): Likewise.
531 * tree-profile.c (tree_gen_interval_profiler): Likewise.
532 (tree_gen_pow2_profiler): Likewise.
533 (tree_gen_one_value_profiler): Likewise.
534 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Likewise.
535 * tree.h (build_addr): Update prototype.
537 2005-05-24 Kazu Hirata <kazu@cs.umass.edu>
539 * tree-flow.h (bb_ann_d): Remove has_escape_site.
540 * tree-ssa-alias.c (compute_points_to_addr_escape): Don't
541 write to has_escape_site.
543 2005-05-24 Jeff Law <law@redhat.com>
545 * Makefile.in (tree-cfg.o): Depend on tree-ssa-propagate.h.
546 * tree-cfg.c: Include tree-ssa-propagate.h.
547 (replace_uses_by): Call recompute_tree_invarant_for_addr_expr as
550 2005-05-24 Nick Clifton <nickc@redhat.com>
552 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
553 __NO_FPRS__ when 'f' class registers will not be available.
555 2005-05-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
557 * config/m32r/m32r.c (m32r_expand_block_move): Return 0 if
559 * config/m32r/m32r.md (movmemsi): If m32r_expand_block_move did
561 * config/m32r/m32r/m32r-protos.h (m32r_expand_block_move): Update
564 2005-05-23 Jeff Law <law@redhat.com>
566 * tree-ssa-dom.c (cprop_into_stmt): Do not call
567 recompute_tree_invariant_for_addr_expr here.
568 (optimize_stmt): Call it here instead and do so if anything
569 at all has changed in the statement and the RHS is an ADDR_EXPR.
570 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): If
571 needed, call recompute_tree_invariant_for_addr_expr.
572 * tree-ssa-propagate.c (substitute_and_fold): Call
573 recompute_tree_invariant_for_addr_expr as needed.
575 2005-05-23 Andreas Krebbel <krebbel1@de.ibm.com>
577 * config/s390/s390.c (s390_optimize_prologue): Don't replace an insn
578 saving less registers than the replacement.
580 2005-05-23 Jan Hubicka <jh@suse.cz>
582 * tree-flow.h (stmt_ann_d): Kill GTY ((skip)) mark on BB.
584 2005-05-23 Eric Botcazou <ebotcazou@libertysurf.fr>
586 * config/sparc/sparc-protos.h (sparc_expand_move): New prototype.
587 * config/sparc/sparc.c (sparc_expand_move): New function.
588 (sparc_emit_set_const64): Rewrite assert condition on entry.
589 (legitimate_constant_p) <CONST_VECTOR>: New case.
590 (legitimize_pic_address): Use TARGET_ARCH64 to select the mode.
591 * config/sparc/sparc.md (movqi, movhi, movsi, movdi, movV32,
592 movV64, movtf): Use nonimmediate_operand for the first operand.
593 Rewrite. Only invoke sparc_expand_move.
594 * config/sparc/predicates.md (input_operand): Reorder tests.
596 2005-05-23 Jan Beulich <jbeulich@novell.com>
598 * gthr-posix.h (__gthread_recursive_mutex_init_function): Add
599 missing return statement.
601 2005-05-22 Eric Botcazou <ebotcazou@libertysurf.fr>
603 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Use
604 emit_move_insn for moves to TFmode stack slots.
606 2005-05-21 Richard Guenther <rguenth@gcc.gnu.org>
608 * tree-stdarg.c (execute_optimize_stdarg): Handle references
609 to va_list of the form &va[0].
611 2005-05-20 Jan Hubicka <jh@suse.cz>
613 * Makefile.in (insn-emit.o): Add basic-block.h dependency.
614 * genemit.c (main): Make insn-emit to include basic-block.h too.
616 2005-05-20 Jan Hubicka <jh@suse.cz>
618 * cgraphunit.c (cgraph_expand_function): Force function being lowered.
620 2005-05-19 Richard Henderson <rth@redhat.com>
622 * config/alpha/alpha.c (emit_unlikely_jump, emit_load_locked,
623 emit_store_conditional): Split out from ...
624 (alpha_split_atomic_op): ... here.
625 (alpha_split_compare_and_swap): New; extract from .md file.
626 (alpha_split_lock_test_and_set): Likewise.
627 * config/alpha/alpha-protos.h: Update.
628 * config/alpha/sync.md (sync_compare_and_swap<I48MODE>): Move
629 split code into alpha.c.
630 (sync_lock_test_and_set<I48MODE>): Likewise.
632 2005-05-19 Richard Henderson <rth@redhat.com>
634 * unwind.h, unwind-pe.h: Revert gcc_unreachable change of 05-17.
636 2005-05-19 Richard Henderson <rth@redhat.com>
638 * config/i386/sse.md (mulv4si3): Use all register inputs.
639 (mulv2di3): Likewise.
641 2005-05-19 Richard Guenther <rguenth@gcc.gnu.org>
643 * tree-ssa-loop-ivopts.c (determine_base_object): Use
644 build_fold_addr_expr to generate trees of correct type.
645 Use fold_buildN if possible.
647 2005-05-19 Jan Hubicka <jh@suse.cz>
649 * basic-block.h (REG_BR_PROB_BASE): Define.
650 * cgraph.c (cgraph_create_edge): Initialize loop_nest and count.
651 (dump_cgraph_node): Dump count.
652 (cgraph_clone_edge): Rescale counts.
653 (cgraph_clone_node): Likewise.
654 * cgraph.h: Include basic-block.h
655 (cgraph_node): Add count.
656 (cgraph_edge): Add count and loop_nest.
657 (cgraph_node, cgraph_edge, cgraph_clone_edge, cgraph_clone_node):
659 * cgraphunit.c: Kill now redundant inlining comment.
660 (cgraph_create_edges): Make static, maintain current basic block;
662 (record_call_1): Fill in new fields.
663 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
665 (cgraph_decide_recursive_inlining): Likewise.
666 * rtl.h (REG_BR_PROB_BASE): Kill.
667 * tree-inline.c (copy_body_r): Update call of cgraph_clone_edge.
668 (expand_call_inline): Update call of cgraph_create_edge.
669 * tree-optimize.c (tree_rest_of_compilation): Likewise.
671 2005-05-19 Nick Clifton <nickc@redhat.com>
673 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use the
674 new rs6000_explicit_options structure.
676 2005-05-19 Richard Henderson <rth@redhat.com>
679 * config/alpha/alpha.c (alpha_emit_conditional_branch): Move
680 TFmode code swapping ...
681 (alpha_emit_xfloating_compare): ... here.
682 (alpha_emit_setcc): Update to match.
683 (alpha_lookup_xfloating_lib_func): Assert TARGET_HAS_XFLOATING_LIBS.
685 2005-05-19 Richard Henderson <rth@redhat.com>
688 * config/ia64/ia64.c (ia64_expand_tls_address): Remove extra
689 memory indirection in local-dynamic case.
691 2005-05-18 Jie Zhang <jie.zhang@analog.com>
692 Bernd Schmidt <bernd.schmidt@analog.com>
694 * config/bfin/bfin.c (branch_dest): Add comment why it's
696 * config/bfin/bfin.md (attr "length" default): Change the offset of
697 forward conditional branch of length 4 from 4096 to 4092.
699 2005-05-19 Jan Beulich <jbeulich@novell.com>
701 * unwind-compat.c: Include tconfig.h and tsystem.h.
702 * unwind-dw2-fde-compat.c: Likewise.
704 2005-05-18 Richard Henderson <rth@redhat.com>
707 * ifcvt.c (noce_process_if_block): Avoid conversion when the
708 memory destination is readonly.
710 2005-05-18 Richard Henderson <rth@redhat.com>
713 * tree-ssa-operands.c (opf_non_specific): New.
714 (get_asm_expr_operands): Set it.
715 (add_call_clobber_ops, add_call_read_ops): Likewise.
716 (add_stmt_operand): Test it instead of opf_kill_def when
717 considering unmodifiable variables.
719 * tree-ssa-operands.c (get_expr_operands): Fix exact test.
721 2005-05-19 Kazu Hirata <kazu@cs.umass.edu>
723 * cfgexpand.c, tree-cfg.c, tree-inline.c, tree-optimize.c,
724 tree-ssa-forwprop.c: Fix comment typos.
725 * doc/invoke.texi: Fix a typo.
727 2005-05-18 Richard Henderson <rth@redhat.com>
729 * config.gcc (powerpc-*-linux*): Include linux64.opt when
732 2005-05-18 Richard Henderson <rth@redhat.com>
734 * tree-cfg.c (pass_remove_useless): Revert last change.
735 * tree-optimize.c (init_tree_optimization_passes): Initialize
736 all_lowering_passes with PROP_gimple_any.
738 2005-05-18 Devang Patel <dpatel@apple.com>
740 * config/rs6000/rs6000.md (insvsi_internal1): Subtract shift from
743 2005-05-18 Richard Henderson <rth@redhat.com>
745 * tree-ssa-forwprop.c (cfg_changed): New.
746 (tidy_after_forward_propagate_addr): New.
747 (forward_propagate_addr_expr): Use it, and fold_stmt_inplace.
748 (forward_propagate_addr_into_variable_array_index): Likewise.
749 (tree_ssa_forward_propagate_single_use_vars): Cleanup cfg if
752 2005-05-18 Geoffrey Keating <geoffk@apple.com>
754 * dummy-checksum.c: New.
755 * genchecksum.c: New.
756 * c.opt (print_pch_checksum): New flag.
757 * c-pch.c (struct c_pch_validity): Make much shorter.
759 (host_machine): Remove.
760 (target_machine): Remove.
761 (get_ident): Change PCH version number.
762 (pch_init): When -fverbose-asm, print out the compiler fingerprint.
763 Don't put triplets or version string in PCH validity data.
764 Do put the compiler checksum in the validity data.
765 (c_common_valid_pch): Don't check triplets or version string. Do
767 (c_common_print_pch_checksum): New.
768 * c-opts.c (c_common_handle_option): Add OPT_print_pch_checksum.
769 Print fingerprint with -v.
770 * c-common.h (c_common_print_pch_checksum): New.
771 (executable_checksum): New.
772 * Makefile.in (STAGEMOVESTUFF): Add cc1*-dummy, *-checksum.c.
773 (cc1-dummy): New rule.
774 (cc1-checksum.c): New rule.
775 (cc1-checksum.o): New rule.
776 (cc1): Add checksum support.
777 (build/genchecksum): New.
778 (build/genchecksum.o): New.
779 (dummy-checksum.o): New.
780 (genobjnames): Add genchecksum.o.
781 (mostlyclean): Remove *-checksum.c.
782 (gnucompare): Add libgcc to list of directories checked.
783 Make comparison problems in libgcc/ and with checksum files only
785 * doc/invoke.texi (Precompiled Headers): Remove caution.
786 Document that it must be the exact same binary. Add a few
787 known-safe flags to the list.
789 * rs6000/predicates.md (fix_trunc_dest_operand): New.
790 * rs6000/rs6000.md (fix_truncdfsi2): Use fix_trunc_dest_operand.
791 Check that a memory operand is valid before trying to use it.
793 * tree-cfg.c (pass_remove_useless): This pass works on trees.
795 2005-05-18 Richard Guenther <rguenth@gcc.gnu.org>
797 * tree.c (build1_stat): Don't try to handle two-operand
800 2005-05-18 Richard Sandiford <rsandifo@redhat.com>
802 * config.gcc (sh*-*-*): Define SUPPORT_* macros to 1.
803 * config/sh/sh.h: Update mask names throughout.
804 (target_flags, ISIZE_BIT, DALIGN_BIT, SH1_BIT, SH2_BIT, SH3_BIT)
805 (SH_E_BIT, HARD_SH4_BIT, FPU_SINGLE_BIT, SH4_BIT, SH4A_BIT, FMOVD_BIT)
806 (SH5_BIT, SPACE_BIT, BIGTABLE_BIT, RELAX_BIT, USERMODE_BIT)
807 (HITACHI_BIT, NOMACSAVE_BIT, PREFERGOT_BIT, PADSTRUCT_BIT)
808 (LITTLE_ENDIAN_BIT, IEEE_BIT, SAVE_ALL_TR_BIT, HARD_SH2A_BIT)
809 (HARD_SH2A_DOUBLE_BIT, INDEXED_ADDRESS_BIT, PT_FIXED_BIT)
810 (INVALID_SYMBOLS_BIT, ADJUST_UNROLL_BIT, TARGET_DUMPISIZE)
811 (TARGET_ALIGN_DOUBLE, TARGET_SH1, TARGET_SH2, TARGET_SH3)
812 (TARGET_HARD_SH4, TARGET_FPU_SINGLE, TARGET_SH5, TARGET_FMOVD)
813 (TARGET_IEEE, TARGET_SMALLCODE, TARGET_BIGTABLE, TARGET_RELAX)
814 (TARGET_HITACHI, TARGET_NOMACSAVE, TARGET_PADSTRUCT)
815 (TARGET_LITTLE_ENDIAN, TARGET_USERMODE, TARGET_PREFERGOT)
816 (TARGET_SAVE_ALL_TARGET_REGS, TARGET_ALLOW_INDEXED_ADDRESS)
817 (TARGET_PT_FIXED, TARGET_INVALID_SYMBOLS, TARGET_ADJUST_UNROLL)
818 (TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E)
819 (TARGET_SWITCH_SH2A, TARGET_SWITCH_SH2A_SINGLE_ONLY)
820 (TARGET_SWITCH_SH2A_SINGLE, TARGET_SWITCH_SH2A_NOFPU)
821 (TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E, TARGET_SWITCH_SH4_SINGLE_ONLY)
822 (TARGET_SWITCH_SH4_SINGLE, TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4)
823 (TARGET_SWITCH_SH4A, TARGET_SWITCH_SH4A_SINGLE_ONLY)
824 (TARGET_SWITCH_SH4A_SINGLE, TARGET_SWITCH_SH4A_NOFPU)
825 (TARGET_SWITCH_SH4AL, TARGET_SWITCH_SH5_64MEDIA)
826 (TARGET_SWITCH_SH5_64MEDIA_NOFPU, TARGET_SWITCHES_SH5_32MEDIA)
827 (TARGET_SWITCHES_SH5_32MEDIA_NOFPU, TARGET_SWITCH_SH5_32_ANY_EXTRA)
828 (TARGET_SWITCH_SH5_MEDIA_ANY_EXTRA, TARGET_SWITCHES)
829 (SUBTARGET_SWITCHES): Delete.
830 (TARGET_SH2E, TARGET_SH2A, TARGET_SH2A_SINGLE, TARGET_SH2A_DOUBLE)
831 (TARGET_SH3E, TARGET_CACHE32, TARGET_SUPERSCALAR, TARGET_HARVARD)
832 (TARGET_FPU_DOUBLE, TARGET_SH4A_ARCH, TARGET_SHMEDIA32)
833 (TARGET_SHMEDIA64): Redefine using other TARGET_* macros.
834 (TARGET_SH4): Undefine options.h definition and check MASK_SH1 as well.
835 (SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4, SUPPORT_SH4_SINGLE)
836 (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Make numeric.
837 (SUPPORT_SH2): Define to 1 if SUPPORT_SH1.
838 (SUPPORT_SH3): Likewise SUPPORT_SH2.
839 (SUPPORT_SH4_NOFPU): Likewise SUPPORT_SH3.
840 (SUPPORT_SH4A_NOFPU, SUPPORT_SH4AL, SUPPORT_SH2A_NOFPU): Likewise
842 (SUPPORT_SH3E): Likewise SUPPORT_SH2E.
843 (SUPPORT_SH4_SINGLE_ONLY, SUPPORT_SH4A_SINGLE_ONLY)
844 (SUPPORT_SH2A_SINGLE_ONLY): Likewise SUPPORT_SH3E.
845 (SUPPORT_SH4A): Likewise SUPPORT_SH4.
846 (SUPPORT_SH4A_SINGLE): Likewise SUPPORT_SH4_SINGLE.
847 (SUPPORT_SH5_32MEDIA): Likewise SUPPORT_SH5_COMPACT.
848 (SUPPORT_SH5_32MEDIA_NOFPU): Likewise SUPPORT_SH5_COMPACT_NOFPU.
849 (SUPPORT_ANY_SH5_32MEDIA, SUPPORT_ANY_SH5_64MEDIA)
850 (SUPPORT_ANY_SH5): New macros.
851 (TARGET_NONE): Replace with...
852 (MASK_ARCH): ...this new macro.
853 * config/sh/elf.h: Update mask names
854 * config/sh/linux.h: Likewise.
855 * config/sh/little.h: Likewise.
856 * config/sh/netbsd-elf.h: Likewise.
857 * config/sh/symbian-pre.h: Likewise.
858 * config/sh/sh.c (sh_handle_option): New function.
859 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
860 (calc_live_regs): Use MASK_FPU_SINGLE instead of FPU_SINGLE_BIT.
861 (sh_target_switches, target_switches): Delete.
862 (sh_pch_valid_p): Check for specific differences in the target_flags
864 (sh_init_cumulative_args): Use MASK_HITACHI instead of HITACHI_BIT.
865 * config/sh/sh.opt: New file.
867 2005-05-18 Richard Henderson <rth@redhat.com>
870 * config/ia64/ia64.c (ia64_extra_constraint) <'T'>: Use
871 small_addr_symbolic_operand.
873 2005-05-18 Jeff Law <law@redhat.com>
875 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
876 propagate an ADDR_EXPR if the definition and use sites are
877 in different EH regions.
879 2005-05-18 Ian Lance Taylor <ian@airs.com>
881 * read-rtl.c (mode_attr_index): Use obstack_grow0, not
884 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
886 * cfgrtl.c (purge_dead_edges): Don't remove fake edges.
888 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
890 Fix PR tree-optimization/21407
892 * tree-ssa-operands.c (note_addressable): Change
893 COMPONENT_REF handling in response to aliasing
896 2005-05-18 Eric Botcazou <ebotcazou@libertysurf.fr>
898 * config/sparc/sol2.h (TARGET_DEFAULT): Add back MASK_APP_REGS.
899 * config/sparc/sol2-64.h (TARGET_DEFAULT): Likewise.
900 * config/sparc/sp-elf.h (TARGET_DEFAULT): Delete.
901 * doc/invoke.texi (SPARC options): Document that -mapp-regs is
902 the default on Solaris too.
904 2005-05-17 Daniel Berlin <dberlin@dberlin.org>
906 * tree-ssa-pre.c (find_or_generate_expression): CALL_EXPR
909 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
911 * timevar.def (TV_SCEV_CONST): New timevar.
912 * tree-optimize.c (init_tree_optimization_passes): Add
914 * tree-pass.h (pass_scev_cprop): Declare.
915 * tree-scalar-evolution.c (scev_const_prop): New function.
916 * tree-scalar-evolution.h (scev_const_prop): Declare.
917 * tree-ssa-loop.c (gate_scev_const_prop, pass_scev_cprop):
919 * tree-cfg.c (replace_uses_by): Export.
920 * tree-flow.h (replace_uses_by): Declare.
922 2005-05-17 Ziemowit Laski <zlaski@apple.com>
923 Mike Stump <mrs@apple.com>
925 Yet more Objective-C++...
927 * c-common.h (objc_finish_try_stmt): Add.
928 (objc_build_synchronized): Add.
929 (objc_generate_write_barrier): Add.
930 * stub-objc.c (objc_build_synchronized): Add return value.
931 (objc_finish_try_stmt): Likewise.
932 (objc_generate_write_barrier): Add.
934 * c-common.h (objc_rewrite_function_call): Add.
935 * c-typeck.c (build_function_call): Allow objc to rewrite
937 (build_modify_expr): Allow objc to generate write barriers.
938 * c.opt (Wassign-intercept): Add.
939 (Wstrict-selector-match): Add.
940 (fobjc-call-cxx-cdtors): Add.
941 (fobjc-direct-dispatch): Add.
943 * dbxout.c (get_lang_number): Add Objective-C++ support.
944 * doc/invoke.texi (-fobjc-call-cxx-cdtors): Likewise.
945 (-Wstrict-selector-match): Likewise.
946 (-fobjc-direct-dispatch): Likewise.
947 (-Wassign-intercept): Likewise.
948 (Overall Options): Likewise.
949 * gengtype.c (get_output_file_with_visibility): Likewise.
950 * stub-objc.c (objc_rewrite_function_call): Add.
951 * config/darwin.h (ASM_OUTPUT_LABELREF): Improved quoting support.
953 * c-common.c (flag_objc_exceptions): Remove.
954 (flag_objc_sjlj_exceptions): Remove.
955 * c-decl.c (objc_mark_locals_volatile): Don't change decls
957 * c-opts.c (c_common_handle_option, case
958 OPT_fobjc_exceptions): Remove.
959 (case OPT_fobjc_sjlj_exceptions): Remove
960 * c.opt (fobjc-call-cxx-cdtors): Have opt create the flag.
961 (fobjc-exceptions): Likewise.
962 (fobjc-sjlj-exceptions): Likewise.
963 * config/rs6000/darwin.h (OFFS_MSGSEND_FAST): Add.
964 (OFFS_ASSIGNIVAR_FAST): Add.
966 2005-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
968 * config/sparc/sparc.md (movhi): Do not test constness
971 (movdi): Unconditionally accept zero as second operand
972 when the first is memory.
973 (movdi_insn_sp32): Handle above case.
974 (DImode splitter): Use predicates.
975 (DImode splitter): Use const_zero_operand predicate.
976 (movsf_insn): Swap 2 alternatives.
978 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
980 * tree-ssa-loop-ivopts.c (find_bivs, find_givs_in_stmt_scev): Apply
981 expand_simple_operations to bases of the ivs.
982 (tree_int_cst_sign_bit): Export.
983 * tree-flow.h (expand_simple_operations): Declare.
984 * tree-ssa-loop-niter.c (number_of_iterations_cond): Use
985 tree_int_cst_sign_bit.
986 (expand_simple_operations): Export.
987 * tree.h (tree_int_cst_sign_bit): Declare.
989 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
991 * tree-cfg.c (tree_can_merge_blocks_p): Allow phi nodes in the
993 (replace_uses_by): New function.
994 (tree_merge_blocks): Eliminate the phi nodes in the merged block.
995 * tree-flow.h (fold_stmt_inplace): Declare.
996 * tree-ssa-ccp.c (fold_stmt_inplace): New function.
997 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update dominance
998 info after cfg cleanup.
1000 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
1002 * cfgloop.h (just_once_each_iteration_p): Declaration changed.
1003 * cfgloopanal.c (just_once_each_iteration_p): Make the loop argument
1006 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
1008 * ggc-page.c (ggc_alloc_stat): Record amount of memory allocated.
1009 * ggc-zone.c (ggc_alloc_zone_1): Ditto.
1010 * timevar.c (timevar_ggc_mem_total): New variable.
1011 (GGC_MEM_BOUND): New constant.
1012 (get_time): Record ggc memory status.
1013 (timevar_accumulate): Accumulate amount of ggc memory.
1014 (timevar_print): Print consumption of ggc memory.
1015 * timevar.def (TV_FIND_REFERENCED_VARS, TV_TREE_REDPHI,
1016 TV_TREE_LOOP_BOUNDS, TV_TREE_LOOP_IVCANON, TV_TREE_VECTORIZATION,
1017 TV_TREE_LINEAR_TRANSFORM): Shorten strings to fit in 22 characters.
1018 * timevar.h (struct timevar_time_def): Add ggc_mem field.
1019 (timevar_ggc_mem_total): Declare.
1021 2005-05-17 Kazu Hirata <kazu@cs.umass.edu>
1023 * tree-into-ssa.c (update_ssa): Clean up by shortening the
1026 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
1028 * config/cris/cris.md (ncond, ocode, rcond): Remove separate
1030 ("b<ncond:code>", "b<ocond:code>", "b<rcond:code>")
1031 ("*b<ncond:code>_reversed", "*b<ocond:code>_reversed")
1032 ("*b<rcond:code>_reversed", "s<ncond:code>", "s<rcond:code>")
1033 ("s<ocond:code>"): Rename from respectively "b<ncond>",
1034 "b<ocond>", "b<rcond>", ("*b<ncond>_reversed",
1035 "*b<ocond>_reversed", "*b<rcond>_reversed", "s<ncond>",
1036 "s<rcond>" and "s<ocond>".
1037 ("b<ocond:code>", "*b<ocond:code>_reversed")
1038 ("*b<rcond:code>_reversed"): Remove extraneous backslashes in
1039 output statement section.
1041 2005-05-17 Roger Sayle <roger@eyesopen.com>
1043 * c-typeck.c (common_type): Also handle BOOLEAN_TYPEs.
1045 2005-05-17 Steven Bosscher <stevenb@suse.de>
1046 Stuart Hastings <stuart@apple.com>
1047 Jan Hubicka <jh@suse.cz>
1048 Dale Johannesen <dalej@apple.com>
1050 * cgraph.h (cgraph_node): Add 'lowered' state.
1051 (cgraph_lower_function): Declare.
1052 * cgraphunit.c (cgraph_finalize_function): Initialize lowered flag.
1053 (cgraph_lower_function): New function.
1054 (cgraph_create_edges): Deal with lowered function bodies.
1055 (verify_cgraph_node): Likewise.
1056 (cgraph_analyze_function): Do lowering job.
1057 (cgraph_build_static_cdtor): Likewise.
1058 * function.h (struct function): Add saved_eh and saved_cfg.
1059 * integrate.c (copy_decl_for_inlining): Kill LABEL_DECL_UID field.
1060 * tree-cfg.c (fold_cond_expr_cond): Export.
1061 * tree-flow.h (fold_cond_expr_cond): Declare.
1062 * tree-inline.c: Include basic-block, ggc, tree-flow, except.h and
1064 (struct_inline_data): Kill fnd, first_inlined_fn, ret_label,
1065 in_target_cleanup_p, tree_pruner, tsi; add callee, caller and
1066 callee_cfun, block, eh_region, eh_region_offset.
1067 (inlining_p): New predicate.
1068 (remap_decl): Update for new inline_data; declare newly created inline
1069 vars in low gimple way.
1070 (copy_body_r): Update for new datastructure, simplify some of handling
1071 when we are in gimple; remap LABEL_DECLs for EH; copy TREE_BLOCK;
1072 deal with RESX_EXPRs.
1074 (copy_edges_for_bb): Likewise.
1075 (remap_decl_1): New.
1076 (copy_cfg_body): New.
1077 (copy_generic_body): Rewrite to work on low gimple.
1078 (copy_body): Turn into simple wrapper around copy_cfg_body.
1079 (setup_one_parameter): Insert new statements into given basic block.
1080 (initialize_initialized_parameters): Likewise, reorganize way things are
1082 (declare_return_variable): Update for new inline data datastructure.
1083 (inline_forbidden_p): Work on low gimple.
1084 (estimate_num_insns): Likewise.
1085 (expand_call_inline): Work on CFG.
1086 (push_cfun, pop_cfun): New functions.
1087 (cfun_stack): New stack.
1088 (add_lexical_block): New function.
1089 (gimple_expand_calls_inline): Work on basic block.
1090 (optimize_inline_calls): Likewise.
1091 (clone_body, save_body, unsave_ewpr_now): Update for new
1093 (declare_inline_vars): Work on block instead of bind_expr.
1094 (inlining_p): New predicate.
1095 * tree-inline.h (push_cfun, pop_cfun): Declare.
1096 * tree-optimize.c: Include except.h
1097 (all_lowering_passes): New variable.
1098 (execute_fixup_cfg, pass_fixup_cfg): New pass.
1099 (init_tree_optimization_passes): Move some to all_lowering_passes.
1100 (tree_lowering_passes): New function.
1101 (tree_rest_of_compilation): Register cfg hooks; save/unsave eh.
1102 * tree-pass.h (tree_lowering_passes): Declare
1104 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
1106 * unwind-dw2-fde-darwin.c: Include tsystem.h.
1108 2005-05-17 Jeff Law <law@redhat.com>
1110 * Makefile.in (tree-ssa-forwprop.o): Depend on langhooks.h.
1111 * tree-ssa-forwprop.c: Include langhooks.h.
1112 (forward_propagate_addr_expr_into_variable_array_index): New.
1113 (forward_propagate_addr_expr): New.
1114 (tree_ssa_forward_propagate_single_use_vars): Loop over all
1115 the statements in the block instead of just the last statement.
1116 Call forward_propagate_addr_expr as needed.
1117 (pass_forwprop): Update the SSA graph after forward propagation is
1120 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
1122 * unwind-dw2-fde-glibc.c (base_from_cb_data,
1123 _Unwind_IteratePhdrCallback): Use gcc_assert and gcc_unreachable as
1125 * unwind-dw2-fde.c (__deregister_frame_info_bases,
1126 base_from_object, fde_split, end_fde_sort): Likewise.
1127 * unwind-dw2.c (_Unwind_GetGR, _Unwind_SetGR, execute_stack_op,
1128 execute_cfa_program, _Unwind_SetSpColumn, uw_update_context_1,
1129 uw_init_context_1): Likewise.
1130 * unwind.inc (_Unwind_RaiseException_Phase2, _Unwind_Resume,
1131 _Unwind_Resume_or_Rethrow): Likewise.
1132 * unwind-pe.h (__gxx_abort): Do not define.
1133 (size_of_encoded_value, base_of_encoded_value,
1134 read_encoded_value_with_base): Use gcc_unreachable.
1135 * unwind.h (_Unwind_GetTextRelBase): Likewise.
1137 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
1139 * config/arm/lib1funcs.asm (cfi_pop, cfi_push, cfi_start)
1140 (cfi_end): New macros.
1141 (RETLDM): Use cfi_pop. Expect an eight byte stack frame.
1142 (ARM_LDIV0, THUMB_LDIV0, DIV_FUNC_END): Use CFI macros. Create
1143 an eight byte stack frame.
1144 (__NR_tkill): Define.
1145 (__div0): Use gettid tkill on GNU/Linux.
1146 (_arm_return): Add CFI.
1147 (Lchange_\register, .Lchange_lr): Create an eight byte stack frame.
1149 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
1151 * configure.ac: Remove spaces around assignment to
1153 * configure: Regenerated.
1155 2005-05-17 David Edelsohn <edelsohn@gnu.org>
1157 * config/rs6000/aix.h (TARGET_ALTIVEC_VRSAVE): Delete.
1158 * config/rs6000/rs6000.c (rs6000_explicit_options): Add
1160 (rs6000_override_options): Do not protect TARGET_ALTIVEC_VRSAVE.
1161 Modify aix_struct_return variable, not target_flags.
1162 (rs6000_handle_option): Do not protect TARGET_ALTIVEC_VRSAVE.
1163 (rs6000_return_in_memory): Test aix_struct_return.
1164 * config/rs6000/rs6000.opt (maix-struct-return): Convert to
1165 independent variable. Report mxl-compat.
1167 2005-05-17 Bernd Schmidt <bernd.schmidt@analog.com>
1169 * config/bfin/bfin.md (eh_return): Add missing DONE.
1171 2005-05-17 Ian Lance Taylor <ian@airs.com>
1173 * read-rtl.c (struct macro_traverse_data): Add unknown_mode_attr
1175 (mode_attr_index): Remove check for defined attribute. Remove
1176 infile parameter. Change all callers.
1177 (apply_mode_maps): Add unknown parameter. Change caller. Always
1178 return after finding attribute.
1179 (apply_macro_to_rtx): Add unknown_mode_attr parameter. Change
1181 (apply_macro_traverse): Set mtd->unknown_mode_attr.
1182 (read_rtx): Use mtd.unknown_mode_attr to check for an undefined
1183 attribute used for a mode.
1185 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
1187 * tree-ssa-math-opts.c: New file.
1189 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
1191 * tree-ssa-math-opts.c: New file.
1193 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
1195 * Makefile.in: Add tree-ssa-math-opts.c.
1196 * expr.c (expand_expr_real_1) <case RDIV_EXPR>: Never emit as a*(1/b).
1197 * fold-const.c (distribute_real_division): New.
1198 (fold_binary) <case PLUS_EXPR, case MINUS_EXPR>: Use it.
1199 * tree-pass.h (pass_cse_reciprocals): New.
1200 * tree-optimize.c (init_tree_optimization_passes): Run it.
1201 * doc/passes.texi: Document the new pass.
1203 2005-05-17 Richard Guenther <rguenth@gcc.gnu.org>
1206 * builtins.c (fold_builtin_constant_p): Handle
1207 &"string cst"[0] as constant.
1209 2005-05-17 Richard Henderson <rth@redhat.com>
1211 * config/i386/sse.md (mulv16qi3, mulv2di3): New.
1213 2005-05-17 Jakub Jelinek <jakub@redhat.com>
1216 * cfgcleanup.c (try_crossjump_to_edge): update_forwarder_flag for
1217 src2 if src2 has been split.
1219 PR tree-optimization/21610
1220 * c-typeck.c (decl_constant_value_for_broken_optimization): If not
1221 returning DECL, call unshare_expr.
1223 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
1225 * config/cris/cris.md: Unquote preparation and output statements.
1226 (BWD, WD, BW): New, mode-macros.
1227 (S, s, m, mm, nbitsm1): New, mode-attrs.
1228 (szext, shift, shiftrt, ncond, ocond, rcond): New, code-macros.
1229 (u, su, shlr, slr, ncond, ocond, rcond, rCC, oCC, roCC): New,
1231 ("tst<mode>"): Replace "tstqi", "tsthi" and "tstsi".
1232 ("*cmp_ext<mode>"): Replace "*cmp_extsi" and "*cmp_exthi".
1233 ("*cmp_swapext<mode>"): Replace "*cmp_swapextqi" and
1235 ("cmp<mode>"): Replace "cmphi" and "cmpqi".
1236 ("movdi"): Move misplaced head comment regarding necessity of
1237 movdi from movsi to here.
1238 ("*mov_side<mode>_biap"): Replace "*mov_sideqi_biap" and
1240 ("*mov_side<mode>"): Replace "*mov_sideqi" and "*mov_sidehi".
1241 ("*mov_side<mode>_biap_mem", "*mov_sidehi_biap_mem"): Replace
1242 "*mov_sideqi_biap_mem".
1243 ("*mov_side<mode>_mem"): Replace "*mov_sideqi_mem" and
1245 ("*clear_side<mode>_biap"): Replace "*clear_sidesi_biap",
1246 "*clear_sidehi_biap" and "*clear_sideqi_biap".
1247 ("*clear_side<mode>"): Replace "*clear_sidesi", "*clear_sidehi"
1248 and "*clear_sideqi".
1249 ("*ext_side<mode>si_biap"): Replace "*ext_sideqisi_biap" and
1250 "*ext_sidehisi_biap".
1251 ("*ext_side<mode>si"): Replace "*ext_sideqisi" and
1253 ("reload_in<mode>"): Replace "reload_inhi" and "reload_inqi".
1254 ("reload_out<mode>"): Replace "reload_outhi" and "reload_outqi".
1255 ("extend<mode>di2"): Replace "extendhidi2" and "extendqidi2".
1256 ("extend<mode>si2"): Replace "extendhisi2" and "extendqisi2".
1257 ("zero_extend<mode>si2"): Replace "zero_extendhisi2" and
1259 ("*op_side<mode>_biap"): Replace "*op_sideqi_biap",
1260 "*op_sidehi_biap" and "*op_sidesi_biap".
1261 ("*op_side<mode>"): Replace "*op_sideqi", "*op_sidehi" and
1263 ("*op_swap_side<mode>_biap"): Replace "*op_swap_sideqi_biap",
1264 "*op_swap_sidehi_biap" and "*op_swap_sidesi_biap".
1265 ("*op_swap_side<mode>"): Replace "*op_swap_sideqi",
1266 "*op_swap_sidehi" and "*op_swap_sidesi".
1267 ("sub<mode>3"): Replace "subhi3" and "subqi3", correcting a typo
1268 in the N alternative of "subqi3".
1269 ("*extop<mode>si_side_biap"): Replace "*extopqisi_side_biap" and
1270 "*extophisi_side_biap".
1271 ("*extop<mode>si_side"): Replace "*extopqisi_side" and
1273 ("*extop<mode>si_swap_side_biap"): Replace
1274 "*extopqisi_swap_side_biap" and "*extophisi_swap_side_biap".
1275 ("*extop<mode>si_swap_side"): Replace "*extopqisi_swap_side" and
1276 "*extophisi_swap_side".
1277 ("*extop<mode>si"): Replace "*extopqisi" and "*extophisi".
1278 ("*extop<mode>si_swap"): Replace "*extopqisi_swap" and
1280 ("<u>mul<s><mode>3"): Replace "umulhisi3", "umulqihi3",
1281 "mulqihi3", "mulhisi3" and "mulhisi3".
1282 ("<u>mulsidi3"): Replace "mulsidi3" and "umulsidi3".
1283 ("<su>mulsi3_highpart"): Replace "smulsi3_highpart" and
1285 ("xor<mode>3"): Replace "xorhi3" and "xorqi3".
1286 ("neg<mode>2"): Replace "negsi2", "neghi2" and "negqi2".
1287 ("one_cmpl<mode>2"): Replace "one_cmplhi2" and "one_cmplqi2".
1288 ("<shlr>si3"): Replace "ashrsi3", "lshrsi3" and "ashlsi3".
1289 ("ashr<mode>3"): Replace "ashrhi3" and "ashrqi3".
1290 ("*expanded_<shlr><mode>"): Replace "*expanded_ashrhi",
1291 "*expanded_ashrqi", "*expanded_lshrhi" and "*expanded_lshrqi".
1292 ("*<shlr><mode>_lowpart"): Replace "*ashrhi_lowpart",
1293 "*ashrqi_lowpart", "*lshrhi_lowpart" and "*lshrqi_lowpart".
1294 ("lshr<mode>3"): Replace "lshrhi3" and "lshrqi3".
1295 ("ashl<mode>3"): Replace "ashlhi3" and "ashlqi3".
1296 ("*ashl<mode>_lowpart"): Replace "*ashlqi_lowpart" and
1298 ("abs<mode>2"): Replace "abshi2" and "absqi2".
1299 ("b<ncond>"): Replace "beq", "bne", "bgtu", "bltu", "bgeu" and
1301 ("b<ocond>"): Replace "bgt" and "ble".
1302 ("b<rcond>"): Replace "blt" and "bge".
1303 ("*b<ncond>_reversed"): Replace "*beq_reversed", "*bne_reversed",
1304 "*bgtu_reversed", "*bltu_reversed", "*bgeu_reversed" and
1306 ("*b<ocond>_reversed"): Replace "*bgt_reversed" and
1308 ("*b<rcond>_reversed"): Replace "*blt_reversed" and
1310 ("s<ncond>"): Replace "sgeu", "sltu", "seq", "sgtu", "sleu" and
1312 ("s<rcond>"): Replace "sge" and "slt".
1313 ("s<ocond>"): Replace "sgt" and "sle".
1314 ("clear.[bwd] [rx=rx+rz.S2]"): Replace split clear.d
1315 [rx=rx+rz.S2], clear.w [rx=rx+rz.S2] and clear.b [rx=rx+rz.S2].
1316 ("clear.[bwd] [rx=rx+i]"): Replace splits clear.d [rx=rx+i],
1317 clear.w [rx=rx+i] and clear.b [rx=rx+i].
1319 2005-05-17 Jakub Jelinek <jakub@redhat.com>
1321 * varasm.c (struct constant_descriptor_tree): Add hash field.
1322 (const_desc_hash): Just return hash field.
1323 (const_desc_eq): If hash values are different, return 0 immediately.
1324 (output_constant_def): Compute hash field of temporary key, use
1325 htab_find_slot_with_hash instead of htab_find_slot. Set hash in
1326 newly built constant descriptor.
1327 (lookup_constant_def): Compute hash field of temporary key, use
1328 htab_find_with_hash instead of htab_find.
1330 2005-05-16 Richard Henderson <rth@redhat.com>
1332 * config/i386/sse.md (mulv4si3): New.
1334 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
1336 * config/cris/cris.h (EXTRA_CONSTRAINT_T): Remove FIXME and
1337 tests for noncanonical versions of reg+constant and
1340 2005-05-16 Richard Henderson <rth@redhat.com>
1341 Steven Bosscher <stevenb@suse.de>
1344 * tree-eh.c (maybe_clean_or_replace_eh_stmt): Rename from
1345 maybe_clean_eh_stmt; take old stmt parameter. Update EH
1346 region data structure to match replacement.
1347 * tree-flow.h: Update to match.
1348 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
1349 * tree-ssa-dom.c (optimize_stmt): Likewise.
1350 * tree-ssa-pre.c (eliminate): Likewise.
1351 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
1353 2005-05-16 Caroline Tice <ctice@apple.com>
1355 * bb-reorder.c (verify_hot_cold_block_grouping): Replace
1356 internal_error with gcc_assert.
1357 * dwarf2out.c (dwarf2out_switch_text_section): Likewise.
1358 * function.h (struct function): Remove space between "*" and
1360 * varasm.c (initialize_cold_section_name): Add gcc_assert;
1361 modify to use alloca.
1362 (unlikely_text_section): Add check for flag_function_sections.
1363 (assemble_start_function): Move call to resolve_section, so it
1364 comes before first call to unlikely_text_section.
1365 (assemble_end_function): Add test and call to function_section
1368 2005-05-16 Roger Sayle <roger@eyesopen.com>
1370 * c-common.c (c_common_truthvalue_conversion): Use fold_build2
1371 instead of build_binary_op when performing code transformations
1372 to avoid error messages about constructs not it the user's code.
1374 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
1376 * tree-ssa-pre.c: Fix a comment typo.
1378 2005-05-16 Richard Henderson <rth@redhat.com>
1381 * config/ia64/ia64.md (load_dtpmod, load_ltoff_dtpmod, load_dtprel,
1382 load_dtprel64, load_dtprel22, load_dtprel_gd, load_ltoff_dtprel,
1383 add_dtprel, add_dtprel14, add_dtprel22, load_tprel, load_tprel64,
1384 load_tprel22, load_tprel_ie, load_ltoff_tprel, add_tprel, add_tprel14,
1385 add_tprel22): Remove mode from symbolic operand.
1387 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
1389 * optc-gen.awk: Include intl.h after the externally-provided files.
1391 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
1393 * tree-ssa-copy.c (copy_prop_visit_assignment): Clean up by
1394 folding a COND_EXPR_COND in a nondestructive manner.
1396 2005-05-16 Fariborz Jahanian <fjahanian@apple.com>
1398 * config/rs6000/altivec.md (altivec_vmrghb, altivec_vmrghh,
1399 altivec_vmrghw, altivec_vmrglb, altivec_vmrglh, altivec_vmrglw):
1400 New values for vec_select definitions and bitmask for element
1403 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
1405 * dwarf2out.c (used_rtx_varray): Rename to used_rtx_array.
1406 Change the type to VEC(rtx,gc)*.
1407 (mem_loc_descriptor, add_const_value_attributes,
1408 dwarf2out_init): Adjust uses of used_rtx_varray.
1410 * tree-data-ref.c (compute_all_dependences): Change the type
1411 of dependence_relations to VEC(ddr_p,heap)**.
1412 (compute_data_dependences_for_loop): Change the type of
1413 allrelations to VEC(ddr_p,heap)*.
1415 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
1417 * Makefile.in (options.c): Tell optc-gen.awk to include config.h,
1418 system.h, coretypes.h and tm.h.
1419 (options.o): Update dependencies accordingly.
1420 * optc-gen.awk: Allow header_name to be a list of filenames.
1421 Handle the "Condition" flag.
1422 * opts.h (CL_DISABLED): New flag.
1423 * opts.c (handle_option): Print an error for CL_DISABLED options.
1424 * doc/options.texi: Document the "Condition" option flag.
1426 2005-05-16 Paolo Bonzini <bonzini@gnu.org>
1428 * tree-inline.c (estimate_num_insns_1): Handle VEC_COND_EXPR.
1430 2005-05-15 Roger Sayle <roger@eyesopen.com>
1432 * tree-scalar-evolution.c (set_nb_iterations_in_loop): Only
1433 check for TREE_OVERFLOW on INTEGER_CST trees.
1434 * tree-chrec.c (chrec_convert): Only clear TREE_OVERFLOW on
1435 CONSTANT_CLASS_P tree nodes.
1437 2005-05-15 H.J. Lu <hongjiu.lu@intel.com>
1440 * config/ia64/ia64.c (ia64_expand_move): Don't add addend twice.
1442 2005-05-15 Daniel Berlin <dberlin@dberlin.org>
1444 Fix PR tree-optimization/21576
1446 * tree-ssa-pre.c (expression_node_pool): New pool.
1447 (comparison_node_pool): Ditto.
1448 (list_node_pool): Ditto.
1449 (pool_copy_list): New function.
1450 (phi_translate): Handle CALL_EXPR.
1451 (valid_in_set): Ditto.
1452 (create_expression_by_pieces): Ditto.
1453 (insert_into_preds_of_block): Ditto.
1454 (insert_aux): Ditto.
1455 (compute_avail): Ditto.
1456 (create_value_expr_from): Handle TREE_LIST and CALL_EXPR.
1457 (can_value_number_call): New function.
1458 (find_leader): Update comment.
1459 (init_pre): Create new pools.
1460 (fini_pre): Free new pools.
1461 (pass_pre): Add TODO_update_ssa for the future when we are going
1463 * tree-vn.c (expressions_equal_p): Handle TREE_LIST.
1464 (set_value_handle): Ditto.
1465 (get_value_handle): Ditto.
1467 2005-05-15 Richard Earnshaw <richard.earnshaw@arm.com>
1469 * arm.c (thumb_unexpanded_epilogue): Delete unused variable 'mode'.
1471 2005-05-15 Andreas Jaeger <aj@suse.de>
1473 * gcc.c (pfatal_pexecute): Remove unused local function.
1475 2005-05-15 Richard Sandiford <rsandifo@redhat.com>
1477 * optc-gen.awk: Remove excess indentation.
1478 * opth-gen.awk: Likewise.
1480 2005-05-14 Kaz Kojima <kkojima@gcc.gnu.org>
1482 * config/sh/sh.c (sh_output_mi_thunk): Check cfun->cfg instead
1483 of basic_block_info. Call init_flow and find_basic_blocks
1484 before dbr_schedule if needed.
1486 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
1488 * tree-optimize.c (init_tree_optimization_passes): Move
1489 pass_cd_dce in place of the last pass_dce.
1491 PR tree-optimization/21563
1492 * tree-vrp.c (compare_value): Return boolean_false_node when
1493 SSA_NAME in "if (SSA_NAME == CST)" is strictly smaller than or
1494 strictly larger than CST.
1496 2005-05-14 Nathan Sidwell <nathan@codesourcery.com>
1497 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1499 * config/vax/vax.c: (print_operand_address) Use gcc_unreachable() and
1501 (rev_cond_name) Likewise.
1502 (vax_float_literal) Likewise.
1503 * config/vax/vax.md: Likewise.
1505 2005-05-14 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1507 * config/vax/vax.md: define_constant VAXens AP, FP, SP and PC
1508 registers and use them (specifically the stack pointer).
1509 * config/vax/vax.h: Use above defines right here.
1511 * config/vax/vax.c: (override_options) Remove 'register' keyword.
1512 (split_quadword_operands) Likewise. (rev_cond_name) Likewise.
1513 (vax_float_literal) Likewise. (vax_rtx_costs) Remove trailing
1515 * config/vax/vax.h: Remove 'register' keyword. Misc. whitespace fixes,
1516 mostly removal of trailing spaces...
1517 * config/vax/vax-modes.def: Remove trailing whitespace.
1519 * config/vax/elf.h: Update whitespace.
1521 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
1524 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
1525 * fold-const.c (fold_indirect_ref_1): Avoid removing
1526 NOP_EXPRs with type qualifiers like const.
1528 2005-05-14 Jan Hubicka <jh@suse.cz>
1530 Patch by Richard Henderson:
1531 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
1532 Handle RESX expressions properly.
1534 * tree-eh.c (record_stmt_eh_region): Use add_stmt_to_eh_region.
1535 (add_stmt_to_eh_region_fn): Nest into CALL_EXPR.
1536 (remove_stmt_from_eh_region_fn): Likewise.
1538 * tree-cfg.c (execute_warn_function_return): Break out noreturn
1540 (execute_warn_function_noreturn): ... here.
1541 (pass_warn_function_noreturn): New pass.
1542 * tree-pass.h (pass_warn_function_noreturn): Declare
1543 * tree-optimize.c (init_tree_optimization_passes): Move return
1544 warnings early and add noreturn warnings at place of previous
1547 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
1549 * tree-ssa-live.c (tpa_init, tpa_delete, tpa_compact,
1550 root_var_init, type_var_init): Use VEC instead of VARRAY.
1551 * tree-ssa-live.h (tree_partition_associator_d): Change the
1552 type of trees to VEC(tree,heap)*.
1553 (tpa_tree): Use VEC instead of VARRAY.
1555 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
1557 * fold-const.c (div_if_zero_remainder): New function.
1558 (try_move_mult_to_index): Use it.
1560 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
1562 * tree-eh.c (leh_tf_state): Change the type of dest_array to
1564 (maybe_record_in_goto_queue, lower_try_finally_onedest,
1565 lower_try_finally_copy, lower_try_finally_switch,
1566 lower_try_finally): Use VEC instead of VARRAY.
1568 2005-05-14 Hans-Peter Nilsson <hp@axis.com>
1570 * config/cris/cris.h (Node: Register Classes): Remove obsoleted
1571 comment regarding defined register classes.
1572 (LEGITIMIZE_RELOAD_ADDRESS): Do not define.
1574 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
1576 * tree-optimize.c (init_tree_optimization_passes): Move
1577 pass_merge_phi before the first pass_dominator.
1579 2005-05-13 Richard Earnshaw <richard.earnshaw@arm.com>
1581 * arm.h (INITIALIZE_TRAMPOLINE): Make the call to __clear_cache
1584 2005-05-13 Josh Conner <jconner@apple.com>
1586 * config/arm/arm.c (arm_size_return_regs): New.
1587 (thumb_unexpanded_epilogue): replace in-line calculation
1588 of return registers with call to arm_size_return_regs.
1589 (use_return_insn): Include test of which registers are
1590 being used to hold return values, to accommodate
1591 vector return values.
1593 2005-05-11 Aldy Hernandez <aldyh@redhat.com>
1595 * config/rs6000/sysv4.opt (mlittle): Handle.
1597 * config/rs6000/rs6000.c (rs6000_handle_option): Set
1598 target_flags_explicit when appropriate.
1600 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
1602 PR middle-end/20714:
1603 * optabs.c (no_conflict_data): New struct.
1604 (no_conflict_move_test): New function.
1605 (emit_no_conflict_block): Use it.
1607 2005-05-13 Adam Nemet <anemet@lnxw.com>
1609 * doc/invoke.texi (Debugging Options): Option
1610 -fdump-translation-unit only works with C++ now.
1612 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
1614 Replace calls to abort in CRIS port.
1615 * config/cris/cris.h (CRIS_ASSERT): New macro.
1616 * config/cris/cris.md ("*movsi_internal"): Use CRIS_ASSERT and
1617 internal_error instead of abort.
1618 ("movsi"): Ditto. Unquote preparation statement section.
1619 ("call", "call_value"): Ditto, but use gcc_assert where
1620 appropriate. Tweak comments.
1621 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Define in terms of
1623 (cris_op_str): Call internal_error, not abort.
1624 (cris_print_operand): Tweak "abort" reference to "die" in comment.
1625 (cris_initial_elimination_offset): Call gcc_unreachable, not abort.
1626 (cris_notice_update_cc): Call internal_error, not abort.
1627 (cris_expand_return, cris_expand_prologue, cris_gen_movem_load)
1628 (cris_emit_movem_store, cris_asm_output_symbol_ref)
1629 (cris_output_addr_const_extra): Use CRIS_ASSERT, don't call abort.
1630 (cris_symbol, cris_got_symbol): Use CRIS_ASSERT instead of
1631 ENABLE_CHECKING-guarded abort call.
1632 (cris_split_movdx): Use CRIS_ASSERT instead of abort with test.
1633 Use internal_error at end of test-chain.
1635 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
1637 PR rtl-optimization/20769:
1638 * bt-load.c (compute_defs_uses_and_gen): Check for the blockage
1639 pattern emitted by expand_nl_goto_receiver.
1641 PR middle-end/20793:
1642 * integrate.c (allocate_initial_values): Update register liveness
1645 2005-05-13 Josh Conner <jconner@apple.com>
1647 * arm.c (arm_return_in_memory): Add handling for vector return types.
1649 2005-05-13 David Ung <davidu@mips.com>
1651 * config/mips/mips.h (processor_type): Add new PROCESSOR_4KP
1653 * config/mips/mips.c: Add 4km alias.
1654 * config/mips/mips.md: Add 4kp to cpu attrib and include 4k.md.
1655 * config/mips/4k.md: New file, add 4Kc/4Kp DFA pipeline
1658 2005-05-13 Jan Hubicka <jh@suse.cz>
1660 * c-decl.c (finish_function): Suppress "control reaches end of
1661 non-void function" when "no return statement in function
1662 returning non-void" is issued.
1664 * tree-inline.c (copy_body_r): Simplify substituted ADDR_EXPRs.
1665 * tree-optimize.c (pass_gimple): Kill.
1666 (init_tree_optimization_passes): Kill pass_gimple.
1667 * tree-cfg.c (build_tree_cfg): Do verify_stmts to check that we are gimple.
1668 * tree-dump.c (dump_files): Rename .generic to .gimple.*
1670 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
1672 PR rtl-optimization/20756:
1673 * basic-block.h (PROP_DEAD_INSN): Define.
1674 * flow.c (propagate_one_insn): Set during mark_set_regs call
1676 (mark_set_1): Emit a clobber when we are about to delete a dead insn
1677 that kills a live register.
1679 2005-05-13 Adrian Straetling <straetling@de.ibm.com>
1681 * config/s390/s390.md: ("DBL"): New mode attribute.
1682 ("*movmem_long_64", "*movmem_long_31"): Merge to "*movmem_long".
1683 ("*clrmem_long_64", "*clrmem_long_31"): Merge to "*clrmem_long".
1684 ("*cmpmem_long_64", "*cmpmem_long_31"): Merge to "*cmpmem_long".
1686 2005-05-13 Richard Guenther <rguenth@gcc.gnu.org>
1688 * c-format.c (check_format_arg): Handle string literals of
1689 the form &"string"[offset].
1691 * g++.dg/warn/format4.C: New testcase.
1693 2005-05-13 Kazu Hirata <kazu@cs.umass.edu>
1695 * config/mips/3000.md, config/mips/4000.md,
1696 config/mips/4100.md, config/mips/4300.md, config/mips/4600.md,
1697 config/mips/5000.md, config/mips/7000.md, config/mips/9000.md,
1698 config/mips/generic.md, config/pdp11/pdp11.md,
1699 config/sh/crt1.asm, config/sh/lib1funcs.asm,
1700 config/sh/sh-modes.def, config/sh/sh-protos.h,
1701 config/sh/shmedia.md, config/sh/ushmedia.h: Update copyright.
1703 2005-05-13 Richard Henderson <rth@redhat.com>
1705 * function.c (instantiate_virtual_regs_in_insn): Do not simplify
1706 addition to move unless dest is a register. Do not skip
1707 instantiation in dest on addition simplification.
1709 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
1711 * config/cris/cris.c (cris_print_operand) <case 'H'; case
1712 CONST_INT>: Use operand_subword and HOST_WIDE_INT_PRINT_DEC for
1713 output; don't have special case for HOST_BITS_PER_WIDE_INT == 32.
1715 2005-05-13 Jan Hubicka <jh@suse.cz>
1717 * basic-block.h (FOR_ALL_BB_FN): New macro.
1718 (init_flow): Initialize cfg structure.
1719 * function.c (allocate_struct_function): Do not initialize cfg structure.
1720 * tree-cfg.c (init_empty_tree_cfg): Break out from ...
1721 (build_tree_cfg): ... here.
1722 * tree-flow.h (init_empty_tree_cfg): Declare.
1724 2005-05-12 Steven Bosscher <stevenb@suse.de>
1726 Fix PR tree-optimization/21520
1727 * tree-ssa-pre.c (phi_translate): Use fully_constant_expression
1728 to attempt to fold constants.
1730 2005-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1732 * config/sh/sh.c: Declare the prototype of sh_adjust_unroll_max
1733 only when TARGET_ADJUST_UNROLL_MAX is defined.
1734 (general_movsrc_operand): Use the C style comment.
1735 (ua_offset): Use prototype.
1737 2005-05-12 Zdenek Dvorak <dvorakz@suse.cz>
1739 * tree-ssa-loop-im.c (struct mem_ref): Add field "next".
1740 (struct hmr_data, hoist_memory_reference, memref_del,
1741 struct fmrv_data): Removed.
1742 (hoist_memory_references, free_mem_ref, free_mem_refs): New functions.
1743 (gather_mem_refs, gather_mem_refs_stmt): Add new references to the
1745 (find_more_ref_vops): Traverse the list of memory references.
1746 (determine_lsm_loop): Work with the list of memory references instead
1747 of traversing the hashtable.
1749 2005-05-12 Steven Bosscher <stevenb@suse.de>
1750 Stuart Hastings <stuart@apple.com>
1751 Jan Hubicka <jh@suse.cz>
1753 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
1754 duplicate_eh_regions): New functions, based on old
1755 implementation removed with RTL inliner.
1756 (reachable_next_level): Modify behaviour pre-inline.
1757 * except.h (duplicate_eh_regions_map, duplicate_eh_regions):
1759 * function.h (struct function): Add after_inlining flag.
1760 * tree-optimize.c (tree_rest_of_compilation): Set it.
1761 * tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable
1763 * tree-cfg.c (label_to_block_fn): Deal with cases where
1764 label was never insterted into code.
1766 2005-05-12 Zack Weinberg <zack@codesourcery.com>
1768 * doc/cpp.texi: Document that #sccs is a synonym for #ident.
1770 2005-05-12 Daniel Berlin <dberlin@dberlin.org>
1772 Fix PR tree-optimization/21532
1773 * tree-ssa-pre.c (create_expression_by_pieces): stmt
1774 needs to go onto the inserted_exprs list.
1776 2005-05-12 Ian Lance Taylor <ian@airs.com>
1778 * c-common.h (statement_code_p): Don't declare.
1779 (STATEMENT_CODE_P): Don't define.
1780 (INIT_STATEMENT_CODES): Don't define.
1781 * c-common.c (statement_code_p): Don't define.
1783 2005-05-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1785 * config/sparc/sparc.h: Remove dead code.
1786 * config/sparc/sparc.c (sparc_compute_frame_size): Use
1787 FIRST_PARM_OFFSET for the size of the register window area.
1788 (emit_save_regs): Rename into emit_save_or_restore_regs.
1789 Add 'action' parameter. Use 4095 as upper bound for the offset.
1790 Pass 'action' to save_or_restore_regs.
1791 (emit_restore_regs): Delete.
1792 (sparc_expand_prologue): Call emit_save_or_restore_regs.
1793 (sparc_expand_epilogue): Likewise.
1794 * config/sparc/sparc.md (mode macro P): Move.
1795 (movdi_insn_sp32_v9, movdi_insn_sp32): Swap.
1796 (mov<V32:mode> expander): Move to the top of the V32 section.
1797 (movdf_insn_sp32_v9_no_fpu, movdf_insn_sp32_v9): Swap.
1798 (movtf_insn_sp64_hq, movtf_insn_sp64): Swap.
1799 (sibcall_epilogue): Move.
1801 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
1804 * arm.c (arm_gen_constant): Sign-extend intermediate values when
1805 synthesizing a constant of the difference of two immediates.
1807 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
1809 * arm/vfp.md (negsf2_vfp): Add alternative using integer registers.
1810 (negdf2_vfp): Likewise. Convert to define_insn_and_split and split
1811 the alternatives using integer registers into the appropriate
1814 2005-05-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1816 * bitmap.c (bitmap_elmt_to_freelist, bitmap_element_allocate,
1817 bitmap_elt_clear_from, bitmap_clear): Changed freelist structure.
1818 * bitmap.h: Fixed comments.
1820 2005-05-11 Richard Henderson <rth@redhat.com>
1823 * config/ia64/ia64.c (TARGET_CANNOT_FORCE_CONST_MEM): New.
1824 (ia64_cannot_force_const_mem): New.
1825 (tls_symbolic_operand_type): New.
1826 (ia64_legitimate_constant_p): New.
1827 (ia64_expand_load_address): Return true on success. Improve
1828 checks for when we should not split.
1829 (ia64_expand_tls_address): New addend operand. Distribute it
1830 as appropriate to the tls_kind. Delay referencing gp.
1831 (ia64_expand_move): Split symbolic addend as necessary. Handle
1832 tls symbols with addends.
1833 * config/ia64/ia64-protos.h: Update.
1834 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): False for r0,
1835 p0, f0, f1, and r13.
1836 (LEGITIMATE_CONSTANT_P): Move to ia64_legitimate_constant_p.
1837 * config/ia64/ia64.md (UNSPEC_DTPMOD): New.
1838 (symbolic_operand splitter): Pass everything through
1839 ia64_expand_load_address and FAIL or DONE as appropriate.
1840 (load_fptr): Only accept after reload.
1841 (load_fptr_internal1, gprel64_offset, load_gprel64, load_symptr_high,
1842 load_symptr_low, load_ltoff_dtpmod,
1844 (load_dtprel): Only accept tls symbols.
1845 (load_dtprel64, load_dtprel22): Likewise.
1846 (load_tprel, load_tprel64, load_tprel22): Likewise.
1847 (load_dtprel_gd, load_ltoff_dtprel, load_tprel_ie): New.
1848 (add_dtprel): Only accept tls symbols. Canonicalize PLUS.
1849 (add_dtprel14, add_dtprel22): Likewise.
1850 (add_tprel, add_tprel14, add_tprel22): Likewise.
1851 * config/ia64/predicates.md (small_addr_symbolic_operand): New.
1852 (any_offset_symbol_operand, aligned_offset_symbol_operand): New.
1853 (got_symbolic_operand): Check CONST offsets.
1854 (tls_symbolic_operand, ld_tls_symbolic_operand): New.
1855 (ie_tls_symbolic_operand, le_tls_symbolic_operand): New.
1856 (move_operand): Don't handle tls here. Check CONST offsets.
1858 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
1860 * config/mips/7000.md (rm7_impy_si_mult): Just match imul and imadd.
1861 Remove hilo_operand check.
1862 (rm7_impy_si_mul): Just match imul3. Remove hilo_operand check.
1863 * config/mips/predicates.md (hilo_operand): Delete.
1865 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
1867 * config/mips/sr71k.md, config/mips/7000.md: Reformat.
1869 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
1871 PR tree-optimizer/18472
1872 * tree-if-conv.c (tree_if_convert_stmt,
1873 if_convertible_modify_expr_p): Don't handle GOTO_EXPR.
1875 2005-05-11 Jan Hubicka <jh@suse.cz>
1877 * Makefile.in (tree-eh.o: Kill gt-tree-eh.h dependency.
1878 (GTFILES): add except.h.
1879 * except.c (eh_status): Add throw_stmt_table.
1880 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New functions.
1881 * except.h (add_stmt_to_eh_region_fn, remove_stmt_from_eh_region_fn,
1882 lookup_stmt_eh_region_fn): Declare.
1883 (throw_stmt_node): New structure.
1884 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New.
1885 * gengtype.c (open_base_files): Add except.h to inlines.
1886 * tree-eh.c (throw_stmt_node): Kill.
1887 (record_stmt_eh_region): Update.
1888 (add_stmt_to_eh_region_fn): Break out from ...
1889 (add_stmt_to_eh_region): ... here.
1890 (remove_stmt_from_eh_region_fn): Break out from ...
1891 (remove_stmt_from_eh_region): ... here.
1892 (lookup_stmt_eh_region_fn): Break out from ...
1893 (lookup_stmt_eh_region): ... here.
1894 (honor_protect_cleanup_actions): Use build_resx.
1895 (lower_try_finally_onedest): Likewise.
1896 (lower_try_finally_copy): Likewise.
1897 (lower_try_finally_switch): Likewise.
1898 (lower_eh_constructs): Update eh table construction.
1899 * tree.c (build_resx): New.
1900 * tree.h (build_resx): Declare.
1902 2005-05-11 H.J. Lu <hongjiu.lu@intel.com>
1904 * libgcov.c (gcov_exit): Set prefix_length to 0 if no relocation
1907 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
1909 * fold-const.c, libgcov.c: Fix comment typos.
1911 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove
1914 2005-05-11 Daniel Jacobowitz <dan@codesourcery.com>
1916 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1917 * config/arm/arm.h (SUBTARGET_FRAME_POINTER_REQUIRED): Provide
1919 (FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED.
1921 2005-05-11 Nathan Sidwell <nathan@codesourcery.com>
1924 * crtstuff.c: Include auto-host.h again, for now.
1926 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
1928 * config/mips/24k.md: Remove trailing whitespace.
1930 2005-05-11 David Ung <davidu@mips.com>
1932 * config/mips/mips.md (type): Add imul3.
1933 (length, hazard, may_clobber_hilo): Check for imul3.
1934 (mulsi3_mult3, muldi3_mult3, *muls, <su>mulsi3_highpart_mulhi_internal)
1935 (*<su>mulsi3_highpart_neg_mulhi_internal): Set attr to imul3.
1936 * config/mips/24k.md (r24k_int_mul3): Enable this reservation
1937 for a 3 operand mul and its bypasses.
1938 * config/mips/3000.md (r3k_imul): Add imul3 to reservations.
1939 * config/mips/4000.md (r4k_imul): Likewise.
1940 * config/mips/4100.md (r4100_imul_si, r4100_imul_di): Likewise.
1941 * config/mips/4130.md (vr4130_class, vr4130_mulsi)
1942 (vr4130_muldi): Likewise.
1943 * config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise.
1944 * config/mips/4600.md (r4600_imul, r4650_imul): Likewise.
1945 * config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise.
1946 * config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di)
1947 (ir_vr54_imadd_si): Likewise.
1948 * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di): Likewise.
1949 * config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul)
1950 (rm7_impy_di): Likewise.
1951 * config/mips/9000.md (rm9k_mulsi, rm9k_muldi): Likewise.
1952 * config/mips/generic.md (generic_imul): Likewise.
1953 * config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise.
1954 * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di): Likewise.
1956 2005-05-11 J"orn Rennecke <joern.rennecke@st.com>
1958 PR middle-end/20371:
1959 * tree.h (record_layout_info_s): New member prev_packed.
1960 * stor-layout.c (update_alignment_for_field): Fix comment about
1961 KNOWN_ALIGN. For MS bitfields, if we start a new run, make sure
1962 we start it properly aligned.
1963 (place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN
1964 to update_alignment_for_field, and recompute it afterwards using
1965 the alignment of the record.
1966 When a packed bitfield precedes an MS bitfield, don't add padding
1967 at the end of the packed bitfield on behalf of the base type of
1968 the packed bit field.
1969 Don't adjust rli->bitpos at the end
1970 of an MS bitfield run if we already adjusted bitpos/offset for an
1971 alignment as large or larger than the bitfield type size.
1972 Take possible record alignment > BIGGEST_ALIGNMENT into account
1973 when calculating actual_align.
1974 Only put packed buit fields into rli->prev_field if they end up
1976 Also set rli->remaining_in_alignment when we re-set rli->prev_field.
1977 Update rli->remaining_in_alignment when we have already started a
1978 run of bit fields and we process a packed bit field.
1980 2005-05-11 Sebastian Pop <pop@cri.ensmp.fr>
1982 * tree-data-ref.c (find_data_references_in_loop): Give up when
1983 the body of the loop contains a CALL_EXPR or an ASM_EXPR: they
1984 may embed arbitrary side effects.
1985 Remove the assumption that GIMPLE form contains a single array
1986 access per statement.
1987 When the statement contains virtual operands, fail if it is not
1988 a MODIFY_EXPR or a CALL_EXPR.
1989 Return after the dont know node is inserted.
1991 2005-05-11 Richard Earnshaw <richard.earnshaw@arm.com>
1993 * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP.
1995 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
1998 PR tree-optimization/19639
1999 * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST
2000 and generic summands for char* as s * delta, too, folding &a[i]
2001 CODE x to &a[i CODE x/s]. Use tree_int_cst_equal
2002 for comparison of steps. Convert types for index addition.
2003 (fold_binary): Adjust the callers to always dispatch to
2004 try_move_mult_to_index.
2005 * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to
2006 expr with non-gimple ARRAY_REF offset.
2008 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
2010 * fold-const.c (fold_indirect_ref_1): Avoid removing
2011 NOP_EXPRs with type qualifiers like const.
2013 2005-05-11 Richard Henderson <rth@redhat.com>
2016 * c-decl.c (finish_decl): Propagate the completed array type of
2017 a global variable into the binding.
2019 2005-05-10 Matt Kraai <kraai@ftbfs.org>
2021 * Makefile.in (gtype-desc.o, build/genautomata.o)
2022 (build/varray.o): Depend on $(VARRAY_H).
2024 2005-05-10 Diego Novillo <dnovillo@redhat.com>
2026 * tree-optimize.c (init_tree_optimization_passes): Re-organize
2027 optimization passes to do an initial batch of scalar cleanups.
2029 2005-05-10 Ian Lance Taylor <ian@airs.com>
2031 * read-rtl.c (struct macro_traverse_data): Define.
2032 (map_attr_string): New static function, broken out of
2033 apply_macro_to_string.
2034 (mode_attr_index, apply_mode_maps): New static functions.
2035 (apply_macro_to_string): Call map_attr_string.
2036 (apply_macro_to_rtx): Add mode_maps and infile parameters. Change
2038 (apply_macro_traverse): Expect data to point to a struct
2039 macro_traverse_data.
2040 (read_rtx): Add mode_maps local variable. Use mode_traverse_data
2041 to pass data through htab_traverse.
2042 (read_rtx_1): Add mode_maps parameter. Change all callers.
2043 Handle mode names which are attribute strings.
2044 * doc/md.texi (Substitutions): Rename from String Substitutions.
2045 Change references. Document using attributes as modes.
2047 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
2049 * tree-cfg.c (tree_duplicate_sese_region): Update profile.
2050 * tree-optimize.c (init_tree_optimization_passes) Swap
2051 pass_ch and pass_profile.
2052 * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
2053 here. Remove rewrite_into_loop_closed_ssa call.
2055 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
2057 * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
2059 (legitimate_reload_constant_p): Add check for const double zero.
2060 * config/s390/s390.md: Add comment for constraint letter 'G'.
2061 ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
2062 attributes for new case.
2063 * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
2064 s390_const_double_ok_for_constraint_p.
2065 * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
2068 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
2070 PR tree-optimization/21170
2071 * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
2072 rewrite_ssa_into_ssa in comments with update_ssa.
2074 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
2076 * tree-ssa-loop-im.c: Include hashtab.h.
2077 (struct mem_ref_loc): New.
2078 (struct mem_ref): Describe the set of references with the same
2080 (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
2081 maybe_queue_var, fem_single_reachable_address,
2082 for_each_memref, single_reachable_address,
2083 is_call_clobbered_ref, determine_lsm_reg): Removed.
2084 (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
2085 hoist_memory_reference, memref_hash, memref_eq, memref_del,
2086 gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
2088 (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
2089 (determine_lsm_loop): Rewritten.
2090 (determine_lsm): Do not set stmt uids.
2092 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
2094 * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
2097 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
2099 * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
2100 ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
2101 ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
2103 2005-05-10 Jeff Law <law@redhat.com>
2105 * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
2106 thread_across_edge for any abnormal edges.
2108 2005-05-10 Richard Henderson <rth@redhat.com>
2110 * config/ia64/ia64.c (ia64_expand_atomic_op): New.
2111 * config/ia64/ia64-protos.h: Declare it.
2112 * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
2113 (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
2114 (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
2115 (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
2116 (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
2117 (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero
2118 extend result; use release semantics.
2119 (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
2120 (sync_val_compare_and_swap_<IMODE>): Update to match.
2122 2005-05-10 Richard Henderson <rth@redhat.com>
2124 * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
2125 before comparing it for success.
2127 2005-05-10 Richard Henderson <rth@redhat.com>
2129 * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
2130 no return value pattern.
2132 2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com>
2133 H.J. Lu <hongjiu.lu@intel.com>
2135 * libgcov.c (create_file_directory): New function. Create
2136 directory for the given file name.
2137 (gcov_max_filename): New static var. Keeps size of the longest
2139 (gcov_exit): Always try to create directory for output
2140 file. Relocate each filename basing on environment vars.
2141 (__gcov_init): Remember the longest file name.
2142 * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
2143 * doc/gcov.texi (Cross-profiling): New node documenting
2144 cross-profiling management.
2145 * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
2147 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2149 * config/sparc/sparc.c (mem_min_alignment): Do not rely
2150 on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
2152 2005-05-10 Bob Wilson <bob.wilson@acm.org>
2154 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
2155 case code to avoid one move instruction.
2156 (__umodsi3, __modsi3): Merge duplicated code sequences.
2158 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
2160 * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
2161 config/sh/sh.md, config/sh/superh.h: Fix comment typos.
2162 * doc/invoke.texi: Fix typos.
2164 * tree-data-ref.c (analyze_array_indexes, analyze_array,
2165 init_data_ref, access_functions_are_affine_or_constant_p,
2166 free_data_refs): Use VEC instead of VARRAY.
2167 * tree-data-ref.h (data_reference): Change the type of
2168 access_fns to VEC(tree,gc)*.
2169 (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
2171 2005-05-10 Gabor Loki <loki@gcc.gnu.org>
2174 * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
2175 * fold-const.c (fold): Expand the condition of reducing cond_expr.
2176 (contains_label_1, contains_label_p): New functions for checking
2177 labels in a sub-tree.
2179 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
2182 * c-decl.c (pushdecl): When there is a declaration in the current
2183 scope and the declarations are external linkage, check for
2184 compatibility with the type in the external scope and update the
2185 type in the external scope with the composite type information.
2186 Do not form a composite type of the new type and the visible type
2187 if they are incompatible.
2189 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
2191 * crtstuff.c: Revert part of 2005-05-08 Change.
2192 (IN_LIBGCC2): Define.
2194 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2196 * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
2197 remove redundant test.
2198 (fp_mov_p): Accept 0.
2199 (fp_high_losum_p): Remove redundant test.
2200 * config/sparc/predicates.md (const_high_operand): Explicitly test
2201 (not small_int_operand).
2202 (fp_const_high_losum_operand): New.
2203 * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder.
2204 (movdi_insn_sp32_v9): Use canonical predicates.
2205 (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
2206 (movdi_insn_sp64_novis): Delete.
2207 (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
2208 (movsf_insn_novis): Delete.
2209 (movsf_insn_vis): Rename into movsf_insn.
2210 (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
2211 (movsf_lo_sum): Use fp_const_high_losum_operand.
2212 (movsf_high): Likewise.
2213 (movsf_high_losum splitter): Likewise.
2214 (mov<V32:mode> expander): Use register_or_zero_operand.
2215 (mov<V64:mode> expander): Likewise.
2216 (movdf_insn_sp32): Use register_or_zero_operand.
2217 (movdf_no_e_insn_sp32): Use register_or_zero_operand.
2218 Rename into movdf_insn_sp32_no_fpu.
2219 (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
2220 Rename into movdf_insn_sp32_v9_no_fpu.
2221 (movdf_insn_v9only_novis): Delete.
2222 (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
2223 (movdf_insn_sp64_novis): Delete.
2224 (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
2225 (movdf_no_e_insn_sp64): Use register_or_zero_operand.
2226 Rename into movdf_insn_sp64_no_fpu.
2227 (movtf expander): Use register_or_zero_operand.
2228 (movtf_insn_sp32): Delete.
2229 (movtf_insn_vis_sp32): Use register_or_zero_operand.
2230 Rename into movtf_insn_sp32.
2231 (movtf_no_e_insn_sp32): Use register_or_zero_operand.
2232 Rename into movtf_insn_sp32_no_fpu.
2233 (movtf_insn_hq_sp64): Delete.
2234 (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
2235 Rename into movtf_insn_sp64_hq.
2236 (movtf_insn_sp64): Delete.
2237 (movtf_insn_vis_sp64): Use register_or_zero_operand.
2238 Rename into movtf_insn_sp64.
2239 (movtf_no_e_insn_sp64): Use register_or_zero_operand.
2240 Rename into movtf_insn_sp64_no_fpu.
2242 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
2244 * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
2245 gcc_assert and gcc_unreachable as appropriate.
2246 (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
2247 xstormy16_output_cbranch_si, xstormy16_split_move,
2248 xstormy16_initial_elimination_offset,
2249 xstormy16_encode_section_info, xstormy16_print_operand_address,
2250 xstormy16_expand_call, xstormy16_expand_arith,
2251 xstormy16_output_shift, xstormy16_init_builtins): Likewise.
2253 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
2255 * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
2256 const_copies to VEC(tree,heap)*.
2257 (new_elim_graph, delete_elim_graph, elim_graph_size,
2258 elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
2261 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
2264 * doc/extend.texi (Type Attributes): Correct example syntax.
2266 2005-05-09 Joseph S. Myers <joseph@codesourcery.com>
2269 * doc/invoke.texi (-Wuninitialized): Update documentation.
2271 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
2273 * arm.c (const_ok_for_arm): Use a faster algorithm.
2275 2005-05-09 David Edelsohn <edelsohn@gnu.org>
2278 * config/rs6000/rs6000.md (add_op2): New.
2279 (add<mode>3): Use it.
2281 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
2283 * arm.c (arm_gen_constant): Add new heuristic for generating
2284 constant integers that can be expressed as the difference of two
2287 2005-05-09 Roger Sayle <roger@eyesopen.com>
2289 * c-tree.h (parser_build_unary_op): New prototype.
2290 * c-typeck.c (parser_build_unary_op): New function to construct
2291 a unary operation in the C parser.
2292 * c-parser.c (c_parser_unary_expression): Use the new function
2293 parser_build_unary_op when appropriate.
2295 2005-05-09 Mark Mitchell <mark@codesourcery.com>
2298 * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
2299 before outputting DWARF_FRAME_RETURN_COLUMN.
2301 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2303 * config/s390/s390.c: (s390_branch_condition_mask,
2304 s390_branch_condition_mnemonic, s390_extra_constraint_str,
2305 s390_const_ok_for_constraint_p, s390_expand_plus_operand,
2306 legitimize_pic_address, s390_emit_tls_call_insn,
2307 legitimize_tls_address, legitimize_tls_address,
2308 s390_expand_addcc, print_shift_count_operand, print_operand,
2309 addr_generation_dependency_p, annotate_constant_pool_refs,
2310 s390_split_branches, find_constant_pool_ref,
2311 replace_constant_pool_ref, s390_add_constant, s390_find_constant,
2312 s390_find_execute, s390_mainpool_start, s390_chunkify_start,
2313 s390_output_pool_entry, s390_function_value,
2314 s390_call_saved_register_used, s390_emit_call): Replace
2315 conditional aborts by gcc_assert and unconditional by gcc_unreachable.
2316 (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
2317 s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
2318 get_some_local_dynamic_name, s390_function_arg_size,
2319 s390_function_arg_advance, s390_function_arg,
2320 s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
2321 default case by gcc_unreachable.
2322 * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
2323 conditional abort by gcc_assert.
2324 ("doloop_si31"): Replace abort in last else by gcc_unreachable.
2325 ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
2327 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2329 * config/s390/s390.c: (s390_decompose_address,
2330 tls_symbolic_operand, legitimate_pic_operand_p,
2331 legitimate_constant_p, legitimate_reload_constant_p,
2332 s390_expand_plus_operand, legitimate_address_p,
2333 legitimate_la_operand_p, ): Remove 'register' from signature.
2334 (symbolic_reference_mentioned_p,
2335 tls_symbolic_reference_mentioned_p): Remove 'register' from local
2336 variable declarations.
2337 (legitimize_address): Remove 'register' from
2338 signature and local variable declarations.
2340 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2342 * config/s390/s390-protos.h: (s390_match_ccmode,
2343 s390_match_ccmode_set, reg_used_in_mem_p,
2344 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
2345 legitimate_la_operand_p, preferred_la_operand_p,
2346 s390_short_displacement, addr_generation_dependency_p,
2347 legitimate_reload_constant_p, legitimate_address_p): Change return type
2349 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
2350 * config/s390/s390.c: (s390_match_ccmode,
2351 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
2352 legitimate_reload_constant_p): Change return type into 'bool'.
2353 (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
2354 Likewise. Additionally adapted comment.
2355 (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
2356 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
2357 (s390_decompose_address): Change the type of the internal flags
2358 "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
2359 (struct s390_address): Change type of "pointer" into bool.
2360 * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
2361 Adapt calls for 's390_tm_ccmode' to the new signature.
2363 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2365 * config/s390/s390.c: (s390_match_ccmode_set,
2366 s390_branch_condition_mnemonic, s390_short_displacement,
2367 s390_decompose_address, get_thread_pointer, legitimize_tls_address,
2368 print_shift_count_operand, get_some_local_dynamic_name,
2369 get_some_local_dynamic_name_1, reg_used_in_mem_p,
2370 addr_generation_dependency_p, s390_split_branches,
2371 annotate_constant_pool_refs, find_constant_pool_ref,
2372 replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
2373 s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
2374 s390_register_info, s390_frame_info, s390_init_frame_layout,
2375 s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
2376 restore_gprs, s390_function_arg_size, s390_function_arg_float,
2377 s390_init_machine_status, s390_assemble_integer, s390_handle_option,
2378 s390_encode_section_info, s390_cannot_force_const_mem,
2379 s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
2380 s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
2381 s390_adjust_priority, s390_issue_rate,
2382 s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
2383 s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
2384 s390_build_builtin_va_list, s390_gimplify_va_arg,
2385 s390_function_ok_for_sibcall, s390_call_saved_register_used,
2386 s390_pass_by_reference, s390_fixed_condition_code_regs,
2387 s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
2388 s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
2389 s390_chunkify_cancel, s390_start_pool, s390_end_pool,
2390 s390_add_pool_insn, s390_find_pool, s390_add_constant,
2391 s390_find_constant, s390_add_execute, s390_find_execute,
2392 s390_execute_label, s390_execute_target, s390_dump_pool,
2393 s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
2394 Move target macro definitions to the end of the file. Move several
2395 functions within the file to assure correct compiling.
2397 2005-05-09 Steven Bosscher <stevenb@suse.de>
2399 * calls.c (purge_reg_equiv_notes): Remove, fold into...
2400 (fixup_tail_calls): ...here. Only look at insns between the
2401 start of the function and the FUNCTION_BEG insn note.
2403 * gcse.c (one_cprop_pass): Fix typos in dumps.
2405 * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
2407 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2409 * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
2410 * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
2411 "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
2412 Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
2414 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
2415 '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
2416 ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
2419 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2421 * config/s390/s390.md: ("gf") New mode attribute.
2422 ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
2423 "fixuns_truncsfsi2"): Merge.
2424 ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
2425 ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
2426 "fix_truncsfsi2_ieee"): Merge.
2428 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2430 * config/s390/s390.md: ("FPR") New mode macro.
2431 ("de", "dee"): New mode attributes.
2432 ("cmpdf", "cmpsf"): Merge.
2433 ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
2434 ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
2435 ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
2436 ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
2437 ("floatdidf2", "floatdisf2"): Merge.
2438 ("adddf3", "addsf3"): Merge.
2439 ("*adddf3", "*addsf3"): Merge.
2440 ("*adddf3_cc", "*addsf3_cc"): Merge.
2441 ("*adddf3_cconly", "*addsf3_cconly"): Merge.
2442 ("*adddf3_ibm", "*addsf3_ibm"): Merge.
2443 ("subdf3", "subsf3"): Merge.
2444 ("*subdf3", "*subsf3"): Merge.
2445 ("*subdf3_cc", "*subsf3_cc"): Merge.
2446 ("*subdf3_cconly", "*subsf3_cconly"): Merge.
2447 ("*subdf3_ibm", "*subsf3_ibm"): Merge.
2448 ("muldf3", "mulsf3"): Merge.
2449 ("*muldf3", "*mulsf3" "): Merge.
2450 ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
2451 ("*fmadddf", "*fmaddsf"): Merge.
2452 ("*fmsubdf", "*fmsubsf"): Merge.
2453 ("divdf3", "divsf3"): Merge.
2454 ("*divdf3", "*divsf3"): Merge.
2455 ("*divdf3_ibm", "*divsf3_ibm"): Merge.
2456 ("negdf2", "negsf2"): Merge.
2457 ("*negdf2_cc", "*negsf2_cc"): Merge.
2458 ("*negdf2_cconly", "*negsf2_cconly"): Merge.
2459 ("*negdf2", "*negsf2"): Merge.
2460 ("*negdf2_ibm", "*negsf2_ibm"): Merge.
2461 ("absdf2", "abssf2"): Merge.
2462 ("*absdf2_cc", "*abssf2_cc"): Merge.
2463 ("*absdf2_cconly", "*abssf2_cconly"): Merge.
2464 ("*absdf2", "*abssf2"): Merge.
2465 ("*absdf2_ibm", "*abssf2_ibm"): Merge.
2466 ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
2467 ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
2468 ("*negabsdf2", "*negabssf2"): Merge.
2469 ("sqrtdf2", "sqrtsf2"): Merge.
2471 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2473 * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
2475 * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
2476 "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
2477 ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
2478 "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
2480 * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
2481 fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
2482 "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
2483 fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
2484 ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
2485 "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
2486 "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
2487 "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
2488 "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
2489 "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
2490 "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
2491 "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
2492 "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
2493 "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
2494 "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
2495 "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
2497 ("*divsf3"): Additionally rename second pattern to
2499 ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
2500 "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
2501 "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
2502 "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
2503 "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
2504 'type values' and rename 'type' value.
2505 ("*addsf3"): Additionally rename second pattern to
2508 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2510 * config/s390/s390.md: ("SHIFT"): New mode macro.
2511 ("lr", "shift"): New mode attributes.
2512 ("ashldi3", "lshrdi3"): Merge.
2513 ("*ashldi3_31", "*lshrdi3"_31): Merge.
2514 ("*ashldi3_64", "*lshrdi3"_64): Merge.
2515 ("ashlsi3", "lshrsi3"): Merge.
2517 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2519 * config/s390/s390.md: ("DSI", "SCOND"): New mode
2521 ("E", "g"): New mode attributes.
2522 ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
2523 ("*adddi3_alc", "*addsi3_alc"): Merge.
2524 ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
2525 ("*subdi3_slb", "*subsi3_slb"): Merge.
2526 ("adddicc", "addsicc"): Merge.
2527 ("*sconddi", "*scondsi"): Merge.
2528 ("*sconddi_neg", "*scondsi_neg"): Merge.
2529 ("sltu", "sgtu", "sleu", "sgeu"): Merge.
2530 ("negdi2", "negsi2"): Extract expander pattern from
2531 "negsi2" and merge with "negdi2".
2532 ("*negdi2"): Merge with instruction pattern of "negsi2".
2533 ("*negdi2_cc", "*negsi2_cc"): Merge.
2534 ("*negdi2_cconly", "*negsi2_cconly"): Merge.
2535 ("rotldi3", "rotlsi3"): Merge.
2537 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2539 * config/s390/s390.md: ("hc"): New mode attribute.
2540 ("extendhidi2", "extendqidi2"): Merge.
2541 ("*extendhidi2", "*extendqidi2"): Merge.
2542 ("extendhisi2", "extendqisi2"): Merge.
2543 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
2544 ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
2545 Merged 2 define_split.
2546 ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
2547 ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
2549 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2551 * config/s390/s390.md: ("COMPARE"): New mode macro.
2552 ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
2553 "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
2554 "bungt", "bunle", "bunge", "bltgt"): Merge.
2556 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2558 * config/s390/s390.md: ("INT"): New mode macro.
2559 ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
2562 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2564 * config/s390/s390.md: ("GPR", "P"): New mode macros.
2565 ("cmpdi", "cmpsi"): Merge.
2566 ("strlendi", "strlensi"): Merge.
2567 ("*strlendi", "*strlensi"): Merge.
2568 ("movmemdi", "movmemsi"): Merge.
2569 ("clrmemdi", "clrmemsi"): Merge.
2571 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
2573 * config/s390/s390.md: ("HQI"): New mode macro.
2574 ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
2575 ("*tmhi_full", "*tmqi_full"): Merge.
2576 ("*tsthiCCT", "*tstqiCCT"): Merge.
2577 ("*tsthi", "*tstqi"): Merge.
2578 ("*tsthi_cconly", "tstqi_cconly"): Merge.
2579 ("*sethighhisi", "*sethighqisi"): Merge.
2581 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
2583 * crtstuff.c, integrate.h, tree-scalar-evolution.h,
2584 config/alpha/unicosmk.h, config/arc/arc.md,
2585 config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
2586 config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
2587 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
2588 config/arm/semi.h, config/arm/uclinux-elf.h,
2589 config/arm/wince-pe.h, config/fr30/fr30.c,
2590 config/rs6000/altivec.h: Update copyright.
2592 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
2594 * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
2595 gcc_assert and gcc_unreachable as appropriate.
2596 (pdp11_output_function_epilogue, output_move_double,
2597 output_move_quad, print_operand_address, output_jump,
2598 output_addr_const_pdp11): Likewise.
2599 * config/pdp11/pdp11.h (FUNCTION_PROFILER,
2600 ASM_OUTPUT_ALIGN): Likewise.
2601 * config/pdp11/pdp11.md: Likewise.
2602 (extendhisi2, subhi3, subqi3): Likewise.
2604 2005-05-09 David Edelsohn <edelsohn@gnu.org>
2607 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
2610 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
2612 * config/ia64/ia64.c: Fix a comment typo.
2614 2005-05-09 Richard Earnshaw <rearnsha@arm.com>
2617 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
2618 (arm_override_options): Use them instead of manifest constants. Don't
2619 allow -march to override the -mtune setting.
2621 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
2623 * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
2624 (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
2625 (function_arg_advance, function_arg, save_restore_insns,
2626 iq2000_expand_prologue, iq2000_output_conditional_branch,
2627 expand_one_builtin, print_operand):
2628 * config/iq2000/iq2000.md (tablejump): Likewise.
2630 2005-05-09 David Ung <davidu@mips.com>
2632 * config/mips/mips.h (processor_type): Add names for the 24K.
2633 * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
2635 * config/mips/mips.md (cnv_mode): New attribute for recording the
2636 conversion types of float convert insns.
2637 (cpu): Add 24k and 24kx.
2638 (include): Include 24k.md file.
2639 (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
2640 (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
2641 (floatdisf2): Setup cnv_mode.
2642 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
2644 * config/mips/24k.md: New file, contains 24k DFA pipeline
2647 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
2649 * config/sh/sh.c (print_operand_address): Use gcc_assert and
2650 gcc_unreachable as appropriate.
2651 (print_operand, prepare_move_operands, prepare_scc_operands,
2652 output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
2653 gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
2654 fixup_mova, gen_far_branch, sh_reorg, split_branches,
2655 final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
2656 sh_set_return_address, sh_setup_incoming_varargs,
2657 initial_elimination_offset, sh_pch_valid_p, get_free_reg,
2658 sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
2659 check_use_sfunc_addr): Likewise.
2660 * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
2661 * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
2662 * config/sh/symbian.c (sh_symbian_mark_dllexport,
2663 sh_symbian_mark_dllimport): Likewise.
2664 * config/sh/sh.md: Likewise.
2665 (movdicc, call_pop, call_value_pop, casesi_worker_1,
2666 casesi_worker_2, casesi_shift_media, casesi_load_media,
2667 return_media): Likewise.
2669 2005-05-08 Roger Sayle <roger@eyesopen.com>
2672 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
2675 2005-05-08 Richard Henderson <rth@redhat.com>
2677 * config/alpha/alpha.c (adjust_address): Fix typo last change.
2679 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
2681 * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
2682 and -1 can happen in reg_renumber when no hard register is assigned.
2684 2005-05-08 Steven Bosscher <stevenb@suse.de>
2685 Kazu Hirata <kazu@cs.umass.edu>
2687 PR tree-optimization/14841, tree-optimization/15838
2688 * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
2689 (evaluate_stmt): Call it.
2691 2005-05-08 Jakub Jelinek <jakub@redhat.com>
2693 * config/ia64/ia64.c (ia64_override_options): Don't set
2694 ia64_flag_var_tracking and clear flag_var_tracking here...
2695 (ia64_file_start): ... but here.
2697 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
2699 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
2700 and gcc_unreachable as appropriate.
2701 (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
2702 m68hc11_gen_highpart, print_operand, print_operand_address,
2703 m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
2704 m68hc11_gen_movhi): Likewise.
2705 * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
2706 * config/m68hc11/m68hc11.md: Reword comment.
2708 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
2711 * config/m68hc11/predicates.md (splitable_operand): An immediate is
2714 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
2716 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
2717 the 68HC12 address indirect addressing mode as it is not supported by
2719 * config/m68hc11/m68hc11-protos.h
2720 (m68hc11_valid_addressing_p): Declare.
2721 (m68hc11_add_mode): Declare.
2722 * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
2723 register_indirect_p and export it.
2724 (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
2725 instruction so that it is part of the good BB.
2726 (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
2727 addressing with movw.
2728 (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
2730 * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
2731 ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
2732 * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
2734 ("*movhi_68hc12"): Handle movhi_const0.
2735 ("*subhi3", "subqi3"): Use general_operand for operand 1.
2736 ("*subhi3_zext"): Likewise.
2738 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
2741 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
2742 operand 1 and fix constraints.
2743 ("mulqihi3"): Use general_operand for operand 2.
2745 2005-05-08 Julian Brown <julian@codesourcery.com>
2746 H.J. Lu <hongjiu.lu@intel.com>
2747 Paul Brook <paul@codesourcery.com>
2749 * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
2750 GNU linker. Support linker version x.x.x.x.x. Require GNU linker
2751 20050308/2.16.0 or newer for comdat group.
2752 * configure: Regenerated.
2753 * config.in: Regenerated.
2754 * varasm.c (default_function_rodata_section): Put .rodata section in
2755 COMDAT group when necessary.
2756 (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
2758 (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
2761 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
2763 * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
2765 * tree-flow.h (num_referenced_var, referenced_var): Likewise.
2766 * tree-into-ssa.c (mark_def_site_blocks): Likewise.
2767 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
2768 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
2770 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
2773 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
2774 64-bit constants on 64-bit hosts.
2775 (m68hc11_split_logical): Simplify.
2776 (m68hc11_split_move): Likewise.
2778 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
2779 Paolo Bonzini <bonzini@gnu.org>
2781 * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
2782 * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
2783 * configure.ac (enable_checking): Fix typos in runtime_checking.
2784 (ENABLE_RUNTIME_CHECKING): Mark as target template.
2785 (xm_file): Prepend auto-host.h
2786 (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
2787 * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
2789 * crtstuff.c: Do not include auto-host.h.
2790 (IN_LIBGCC2): Do not define.
2791 * gcov-io.h: Include tconfig.h, not auto-host.h.
2792 * libgcc2.c: Do not include auto-host.h.
2793 (abort): Do not undefine.
2794 * libgcov.c: Remove unneeded comment about config.h.
2795 * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
2796 * config.in, configure: Regenerated.
2798 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
2799 Falk Hueffner <falk@debian.org>
2801 * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
2802 and gcc_unreachable as appropriate.
2803 (get_aligned_mem, get_unaligned_address,
2804 alpha_emit_set_long_const, alpha_emit_conditional_branch,
2805 alpha_emit_setcc, alpha_emit_conditional_move,
2806 alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
2807 alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
2808 alpha_expand_unaligned_load, alpha_expand_block_move,
2809 alpha_expand_zap_mask, get_trap_mode_suffix,
2810 get_round_mode_suffix, get_some_local_dynamic_name,
2811 print_operand_address, function_arg, alpha_return_in_memory,
2812 function_value, alpha_expand_builtin,
2813 alpha_initial_elimination_offset, alpha_expand_epilogue,
2814 summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
2815 alphaev5_next_group, alpha_align_insns,
2816 unicosmk_initial_elimination_offset, unicosmk_unique_section,
2817 unicosmk_ssib_name): Likewise.
2818 * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
2819 * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
2820 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
2821 * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
2822 ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
2823 * config/alpha/alpha.md (*divmodsi_internal_er,
2824 *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
2825 call_nt, call_umk, call_vms, call_value, sibcall_value,
2826 call_value_osf, call_value_nt, call_value_vms, call_value_umk,
2827 *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
2828 * config/alpha/predicates.md (input_operand): Likewise.
2830 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
2832 * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
2833 gcc_unreachable, as appropriate.
2834 (frv_function_prologue, frv_alloc_temp_reg,
2835 frv_initial_elimination_offset, frv_expand_block_move,
2836 frv_expand_block_clear, frv_print_operand_jump_hint,
2837 frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
2838 frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
2839 frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
2840 frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
2841 frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
2842 frv_in_small_data_p, frv_asm_out_constructor,
2843 frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
2844 * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
2845 *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
2846 *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
2847 sibcall_value, casesi): Likewise.
2849 * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
2850 gcc_unreachable as appropriate.
2851 (print_operand_address, mn10300_print_reg_list, expand_prologue,
2852 expand_epilogue, notice_update_cc, initial_offset,
2853 mn10300_address_cost_1): Likewise.
2854 * config/mn10300/mn10300.md: Likewise.
2855 (absdf2, abssf2, negdf2, negsf2): Likewise.
2857 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
2860 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
2862 * config/mips/mips.md (swapped_fcond): New code macro and attribute.
2863 (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
2864 including sunge_<mode> and sungt_<mode>.
2866 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
2868 * integrate.h (get_hard_reg_initial_val): Change type of register
2869 parameter from int to unsigned int.
2870 (has_hard_reg_initial_val): Likewise.
2871 * integrate.c (get_hard_reg_initial_val): Likewise.
2872 (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
2874 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
2876 * except.c (eh_status): Change the type of ttype_data to
2878 (add_ttypes_entry, assign_filter_values,
2879 output_function_exception_table): Use VEC instead of VARRAY.
2881 2005-05-07 David Edelsohn <edelsohn@gnu.org>
2883 * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
2885 2005-05-07 Paul Brook <paul@codesourcery.com>
2887 * Makefile.in: Fix dependencies.
2888 (GCOV_IO_H, VARRAY_H): Set.
2890 2005-05-07 Anthony Green <green@redhat.com>
2893 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
2894 x$STMP_FIXPROTO test.
2895 * configure: Rebuilt.
2897 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
2899 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
2900 inappropriate feature test macros if flag_iso.
2902 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
2904 * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
2906 2005-05-07 Hans-Peter Nilsson <hp@axis.com>
2909 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
2910 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
2911 Handle moved operand being in special register.
2912 ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
2913 presumed working insn.
2914 (mover2side): Add FIXME.
2916 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
2918 * integrate.c (get_func_hard_reg_initial_val): Delete.
2919 (has_func_hard_reg_initial_val): Delete.
2920 (get_hard_reg_initial_val): Inline the old implementation of
2921 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
2922 instead of has_func_hard_reg_initial_val to test for an existing
2923 pseudo. Only create an rtx if a new initial value entry is needed.
2924 (has_hard_reg_initial_val): Scan the initial value list directly.
2925 Don't create an rtx.
2927 2005-05-07 David Edelsohn <edelsohn@gnu.org>
2929 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
2931 * config.in (HAVE_AS_POPCNTB): New.
2932 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
2933 (HAVE_AS_POPCNTB): New.
2934 * configure: Regenerated.
2935 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
2936 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
2937 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
2938 and rs6000_sched_costly_dep.
2939 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
2940 (TARGET_XL_COMPAT): Delete.
2941 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
2942 (popcount<mode>2): New.
2943 (popcntb<mode>2): New.
2944 * config/rs6000/rs6000.opt (mpopcntb): New.
2946 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
2947 if variable name exists.
2949 2005-05-07 Matt Kraai <kraai@ftbfs.org>
2951 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
2953 2005-05-07 Richard Henderson <rth@redhat.com>
2956 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
2957 with constant offsets.
2959 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
2961 * config/v850/v850.c (print_operand): Use gcc_assert and
2962 gcc_unreachable, as appropriate.
2963 (print_operand_address, v850_handle_data_area_attribute,
2964 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
2965 v850_insert_attributes, construct_prepare_instruction): Likewise.
2966 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
2967 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
2969 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
2971 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
2972 config/rs6000/rs6000.h: Fix comment typos.
2974 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
2976 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
2977 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
2978 (mips_scalar_mode_supported_p): Delete.
2980 2005-05-06 Eric Christopher <echristo@redhat.com>
2982 * config/mips/mips.opt: Remove -mint64 option.
2983 * config/mips/mips.c (override_options): Remove -mint64
2985 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
2986 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
2987 64-bit integer handling.
2988 * doc/invoke.texi (Option Summary): Remove -mint64 for
2991 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
2993 PR tree-optimization/19401
2994 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
2995 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
2996 (estimated_unrolled_size): New function.
2997 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
2998 tree_unroll_loops_completely): Always unroll loops if the code size
3000 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
3001 loops should be unrolled completely.
3002 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
3004 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
3006 PR rtl-optimization/21254
3007 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
3008 assumptions for loops that otherwise do not roll.
3009 (find_simple_exit): Prefer # of iterations that is guaranteed
3011 * loop-unroll.c (decide_peel_once_rolling,
3012 decide_peel_completely): Check whether the loop is infinite.
3014 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
3016 * config/rs6000/sysv4.opt: Fix typo.
3018 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
3019 Jakub Jelinek <jakub@redhat.com>
3022 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
3023 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
3024 Don't use rep; movs{l,q} if the repetition count is really small,
3025 instead use a sequence of movs{l,q} instructions.
3027 2005-05-06 Jeff Law <law@redhat.com>
3029 PR tree-optimization/21380
3030 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
3031 thread through a block with no preds.
3033 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
3035 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
3036 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
3037 add_call_read_ops): Use VEC instead of VARRAY.
3039 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
3041 * config/mcore/mcore.c (mcore_print_operand_address): Use
3042 gcc_assert and gcc_unreachable as appropriate.
3043 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
3044 mcore_output_andn, output_inline_const, mcore_output_move,
3045 mcore_output_movedouble, mcore_expand_block_move,
3046 layout_mcore_frame, mcore_initial_elimination_offset,
3047 mcore_expand_prolog, mcore_mark_dllexport,
3048 mcore_mark_dllimport): Likewise.
3049 * config/mcore/mcore.h (switch_to_section): Likewise.
3050 * config/mcore/mcore.md: Likewise.
3052 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
3054 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
3055 TARGET_PROFILE_KERNEL.
3057 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
3058 TARGET_PROFILE_KERNEL use.
3060 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
3062 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
3063 and gcc_unreachable, as appropriate.
3064 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
3065 m32r_expand_prologue, m32r_output_function_epilogue,
3066 m32r_legitimize_pic_address, m32r_print_operand_address,
3067 emit_cond_move, m32r_function_symbol,
3068 m32r_output_block_move): Likewise.
3069 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
3070 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
3071 *rev_zero_branch_insn): Likewise.
3073 2005-05-06 Jakub Jelinek <jakub@redhat.com>
3076 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
3077 if both NEWDECL and OLDDECL are already weak.
3079 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
3081 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
3083 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
3084 Kaz Kojima <kkojima@gcc.gnu.org>
3086 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
3089 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
3090 David Edelsohn <edelsohn@gnu.org>
3092 * config.gcc: Add .opt magic for the rs6000 ports.
3094 * doc/invoke.texi: Document -mabi= option properly. Document
3095 -misel and -mno-sel. Document -mspe and -mno-spe. Document
3096 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
3099 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
3100 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
3103 * config/rs6000/aix.opt: New.
3104 * config/rs6000/aix41.opt: New.
3105 * config/rs6000/aix64.opt: New.
3106 * config/rs6000/darwin.opt: New.
3107 * config/rs6000/linux64.opt: New.
3108 * config/rs6000/rs6000.opt: New.
3109 * config/rs6000/sysv4.opt: New.
3111 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
3112 associated TARGET_*. Remove SUBTARGET_OPTIONS,
3114 Define TARGET_USES_SYSV4_OPT.
3115 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
3116 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
3117 TARGET_USES_AIX64_OPT.
3118 * config/rs6000/aix51.h: Same.
3119 * config/rs6000/aix52.h: Same.
3120 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
3121 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
3122 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
3123 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
3124 * config/rs6000/linux64.h: Use
3125 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
3127 * config/rs6000/rs6000.c: Remove definitions of
3128 rs6000_sched_restricted_insns_priority,
3129 rs6000_long_double_size_string, rs6000_altivec_vrsave,
3130 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
3131 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
3132 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
3133 rs6000_alignment_string. Define rs6000_explicit_options.
3134 (rs6000_parse_abi_options): Remove.
3135 (rs6000_parse_alignment_option): Remove.
3136 (rs6000_parse_float_gprs_option): Remove.
3137 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
3138 TARGET_DEFAULT_TARGET_FLAGS.
3139 (rs6000_override_options): Revamp to use new .opt machinery.
3141 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
3142 of new .opt machinery. Remove target_flags. Redefine
3143 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
3144 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
3145 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
3146 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
3147 rs6000_longcall_switch, rs6000_default_long_calls,
3148 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
3149 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
3150 TARGET_ALTIVEC_VRSAVE.
3152 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
3154 * config.gcc (hppa1.1-*-rtems*): Remove.
3155 * config/pa/rtems.h: Remove.
3157 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
3159 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
3160 Exclude roe/603e multilib variants.
3162 2005-05-04 Denis Chertykov <denisc@overta.ru>
3165 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
3168 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
3170 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
3171 arm/pe.opt to $extra_options.
3172 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
3173 (target_float_abi_name, target_float_switch, target_abi_name)
3174 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
3175 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
3176 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
3177 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
3178 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
3179 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
3180 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
3181 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
3182 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
3183 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
3184 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
3185 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
3186 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
3187 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
3188 (arm_pic_register_string): Delete.
3189 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
3191 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
3192 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
3193 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
3194 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
3195 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
3196 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
3197 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
3198 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
3199 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
3200 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
3201 (SUBTARGET_SWITCHES): Delete.
3202 * config/arm/arm.c (target_float_switch): Delete.
3203 (arm_cpu_select): Moved from config/arm/arm.h.
3204 (target_fpu_name, target_fpe_name, target_float_abi_name)
3205 (target_abi_name, structure_size_string, arm_pic_register_string)
3206 (arm_select): Make static.
3207 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3208 (arm_handle_option): New function.
3209 (arm_override_options): Update target_flags checks for new mask names.
3210 Remove target_float_switch code.
3211 (arm_expand_prologue, thumb_expand_prologue): Check
3212 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
3213 * config/arm/arm.opt, config/arm/pe.opt: New files.
3215 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
3217 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
3218 gcc_unreachable as appropriate.
3219 (arc_double_limm_p, arc_setup_incoming_varargs,
3220 arc_compute_function_type, arc_output_function_prologue,
3221 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
3222 output_shift, arc_print_operand, arc_print_operand_address,
3223 arc_final_prescan_insn): Likewise.
3224 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
3226 2005-05-04 Geoffrey Keating <geoffk@apple.com>
3228 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
3233 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
3234 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
3235 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
3236 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
3237 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
3238 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
3239 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
3240 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
3242 2005-05-05 Paul Brook <paul@codesourcery.com>
3244 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
3245 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
3246 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
3247 and tree-data-ref.h with *_H variables.
3249 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
3251 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
3253 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
3255 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
3257 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
3259 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
3261 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
3263 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
3264 setting of vrsave register for current function after
3265 call to save_world is emitted.
3267 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
3269 * config/mmix/predicates.md: New file.
3270 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
3271 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
3272 (mmix_foldable_comparison_operator, mmix_comparison_operator)
3273 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
3274 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
3276 * config/mmix/mmix.md: Include predicates.md.
3277 ("call", "call_value"): Force address to register if it isn't a
3278 mmix_symbolic_or_address_operand.
3280 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
3282 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
3283 the flags are of appropriate types.
3284 (num_ssa_operands): Generalize using the generic interface.
3285 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
3288 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
3290 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
3291 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
3293 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
3295 * tree-outof-ssa.c (edge_leader, stmt_list,
3296 analyze_edges_for_bb): Use VEC instead of VARRAY.
3297 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
3298 (perform_edge_inserts): Call init_analayze_edges_for_bb and
3299 fini_analayze_edges_for_bb.
3301 2005-05-04 James E Wilson <wilson@specifixinc.com>
3304 * gcc.c (process_command): In the second argv scan loop, ignore
3305 Xassembler and Xpreprocessor, along with their argument.
3307 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
3309 * tree-flow-inline.h, tree-ssa-operands.c,
3310 tree-ssa-operands.h, tree-ssa-opfinalize.h:
3311 Likewise. tree-vn.c: Fix comment typos.
3312 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
3314 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
3316 * doc/tm.texi (Target Hooks): Document
3317 TARGET_RESOLVE_OVERLOADED_BUILTIN.
3319 2005-05-04 Paul Brook <paul@codesourcery.com>
3321 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
3323 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
3325 * dwarf2out.c (incomplete_types, retry_incomplete_types,
3326 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
3329 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
3330 get_expansion, expand_var_during_unrolling,
3331 insert_var_expansion_initialization,
3332 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
3335 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
3338 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
3341 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
3342 the same as INTEGER_TYPE.
3343 (fold_binary): Fold "bool_var != 0" to bool_var.
3344 Fold "bool_var == 1" to bool_var.
3346 2004-05-03 Richard Henderson <rth@redhat.com>
3349 * function.c (instantiate_virtual_regs_in_insn): Use the mode
3350 from recog_data instead of insn_data.
3352 2005-05-03 DJ Delorie <dj@redhat.com>
3354 * common.opt (fdiagnostics-show-option): No variable is needed.
3355 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
3356 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
3357 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
3358 Save and restore original message format. Use flag in context
3360 (warning): Don't test for enabled warnings here.
3361 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
3364 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
3366 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
3367 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
3368 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
3369 * aclocal.m4: Don't include accross.m4.
3370 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
3371 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
3372 * configure, config.in: Regenerate.
3374 2005-05-04 Jakub Jelinek <jakub@redhat.com>
3377 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
3378 (clear_storage): Add argument.
3379 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
3380 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
3382 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
3383 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
3384 (store_expr, store_constructor): Adjust callers.
3385 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
3386 to emit_block_move if CALL_EXPR_TAILCALL (exp).
3387 (expand_builtin_memmove): Add ORIG_EXP argument, copy
3388 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
3389 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
3390 with EXP. Pass EXP to expand_builtin_memmove.
3391 (expand_builtin_memset): Add ORIG_EXP argument, pass
3392 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
3393 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
3394 Pass EXP to expand_builtin_memset.
3395 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
3397 (expand_builtin_strncmp): Likewise.
3398 (expand_builtin_printf): Replace ARGLIST argument with EXP.
3399 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
3400 (expand_builtin_fprintf): Likewise.
3401 (expand_builtin): Adjust calls to
3402 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
3404 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
3407 PR rtl-optimization/21239
3408 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
3410 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
3412 * tree-flow.h (tree_ann_common_d): Move aux to ...
3413 (stmt_ann_d): ... here.
3414 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
3415 move_computations_stmt, schedule_sm): Update references to
3417 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
3419 * tree-cfg.c (remove_bb): Remove a redundant call to
3421 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
3424 2005-05-03 Richard Henderson <rth@redhat.com>
3426 * config/rs6000/rs6000.c: Remove conflict markers.
3428 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
3430 2005-05-03 James E Wilson <wilson@specifixinc.com>
3432 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
3434 2005-05-03 DJ Delorie <dj@redhat.com>
3436 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
3437 decide if the warning will be printed.
3438 * calls.c (expand_call): Likewise.
3439 * function.c (init-function_start): Likewise.
3441 * common.opt (-fdiagnostics-show-option): New.
3442 * opts.c (option_enabled): Accept the option index instead of a
3443 pointer to the option descriptor.
3444 * opts.h (option_enabled): Likewise.
3445 * toplev.c (print_switch_values): Pass option index, not option
3447 * diagnostic.h (diagnostic_info): Add option_index.
3448 * diagnostic.c: Include opts.h.
3449 (diagnostic_set_info): Initialize option_index.
3450 (diagnostic_report_diagnostic): Amend option name if appropriate.
3451 (warning): Check to see if the specified warning is enabled.
3453 * doc/invoke.texi (-fdiagnostics-show-options): Document.
3455 2005-05-03 Richard Henderson <rth@redhat.com>
3457 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
3458 SPEC_OR_GEN_REGS definitions.
3460 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
3463 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
3464 for unavailable registers.
3466 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
3468 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
3470 * cfglayout.c (block_locators_blocks,
3471 insn_locators_initialize, insn_scope): Use VEC instead of
3474 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
3475 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
3478 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3480 * config/sparc/predicates.md (const_compl_high_operand): New.
3481 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
3483 (sparc_emit_set_const64_quick1): Adjust for above change.
3484 (sparc_emit_set_const64_quick2): Likewise.
3485 (sparc_emit_set_const64_longway): Likewise.
3486 (sparc_emit_set_const64): Likewise.
3487 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
3488 movdi_const64_special): Delete.
3489 (logical constant splitters): Use const_compl_high_operand.
3491 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
3493 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
3494 rather than STRIP_NOPS.
3496 2005-05-03 Jakub Jelinek <jakub@redhat.com>
3498 PR rtl-optimization/21330
3499 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
3501 (unswitch_single_loop): Clear cinsn when retrying.
3504 * config/i386/i386.c (legitimize_address): When canonicalizing
3505 ASHIFT into MULT, multiply by 1 << shift_count instead of
3506 1 << log2 (shift_count).
3508 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
3510 * lambda-code.c (gcc_loop_to_lambda_loop,
3511 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
3512 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
3513 generic operand interface.
3514 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
3515 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
3516 generic operand interface.
3517 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
3518 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
3519 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
3520 num_imm_uses): Use ssa_use_operand_t.
3521 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
3522 get_v_must_def_ops): Delete.
3523 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
3524 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
3525 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
3526 get_v_must_def_kill_ptr): Delete.
3527 (delink_stmt_imm_use): Move and use new operand interface.
3528 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
3529 op_iter_next_tree): Use new operand implementation.
3530 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
3531 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
3533 (op_iter_next_mustdef, op_iter_next_maydef,
3534 op_iter_next_must_and_may_def): Delete. Replace with...
3535 (op_iter_next_maymustdef): New. Combine must and may next operations.
3536 (op_iter_init_maydef, op_iter_init_mustdef,
3537 op_iter_init_must_and_may_def): Use new interface.
3538 (single_ssa_tree_operand ): New. Process single operands only as trees.
3539 (single_ssa_use_operand): New. Process single operands only as uses.
3540 (single_ssa_def_operand): New. Process single operands only as defs.
3541 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
3543 (num_ssa_operands): New. Count the number of specified operands.
3544 (compare_ssa_operands_equal): New. Compare two statements' operands.
3545 (single_phi_def): New. Return true if PHI has one def of the specified
3547 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
3548 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
3549 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
3550 (struct stmt_ann_d): Operands field no longer require GTY().
3551 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
3552 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
3553 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
3554 dump_replaceable_exprs, rewrite_trees): Use generic interface.
3555 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
3556 Use use_operand_p instead of ssa_imm_use_t *.
3557 * tree-pretty-print.c (dump_vops): check if operands are active before
3558 dumping virtual operands.
3559 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
3560 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
3561 (ccp_fold): Use new interface.
3562 (ccp_visit_stmt): Remove unused variables and code.
3563 (convert_to_gimple_builtin): Insert statements before calling
3564 mark_new_vars_to_rename.
3565 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
3566 (copy_prop_visit_cond_stmt): Use generic interface.
3567 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
3568 annotation in table.
3569 (thread_across_edge): Use generic interface.
3570 (initialize_hash_element): Initialzie with stmt, not annotation.
3571 (eliminate_redundant_computations): Use generic interface.
3572 (record_equivalences_from_stmt): Pass stmt, not annotation.
3573 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
3575 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
3576 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
3577 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
3578 generic operand interface.
3579 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
3581 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
3583 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
3584 (build_defs, build_uses, build_v_may_defs, build_vuses,
3585 build_v_must_defs): Change type to struct opbuild_list_d.
3586 (ops_active): New. Operands active boolean.
3587 (operand_memory, operand_memory_index): New. Operand memory managers.
3588 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
3589 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
3590 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
3591 Change from functions to static variable list heads.
3592 (opbuild_initialize_virtual): New. Initialize a virtual build list.
3593 (opbuild_initialize_real): New. Initialize a virtual build list.
3594 (opbuild_free): New. Free a build list.
3595 (opbuild_num_elems): New. Number of items in a list.
3596 (opbuild_append_real): New. Add a real (tree *) operand.
3597 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
3598 (opbuild_first): New. Return first element index in a list.
3599 (opbuild_next): New. Return next element in a list.
3600 (opbuild_elem_real): New. Return real element.
3601 (opbuild_elem_virtual): New. Return virtual element.
3602 (opbuild_elem_uid): New. Return UID of virtual element.
3603 (opbuild_clear): New. Reset an operand list.
3604 (opbuild_remove_elem): New. Remove an element form a list.
3605 (ssa_operands_active): New. Return true if operand cache is active.
3606 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
3607 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
3608 (correct_use_link): Use use_operand_p.
3609 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
3610 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
3611 (cleanup_v_may_defs): Use new implmentation.
3612 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
3614 (append_def, append_use, append_v_may_def, append_vuse,
3615 append_v_must_def): Call opbuild_append routine instead of using varray.
3616 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
3617 global parse_old_ops variable.
3618 (free_ssa_operands): New implementation.
3619 (update_stmt_operands): Move. Change argument to build_ssa_operands.
3620 (copy_virtual_operands): Move. New generic implementation.
3621 (create_ssa_artficial_load_stmt): Move. New implementation.
3622 (swap_tree_operands): Update for new implementation.
3623 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
3624 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
3625 rather than a varray.
3626 (verify_imm_links): Use use_operand_p.
3627 (dump_immediate_uses_for): If the immediate use variable is a virtual
3628 variable, show the virtual ops in the stmt.
3629 * tree-ssa-operands.h (def_operand_p): No longer a structure.
3630 (NULL_DEF_OPERAND_P): Now a #define.
3631 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
3632 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
3633 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
3634 mustdef_optype_d): New. Use Linked list representation.
3635 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
3636 (struct ssa_operand_memory_d): New. Allocated Chunk node.
3637 (struct stmt_operands_d): Change to new pointers that are not GTY.
3638 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
3639 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
3640 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
3641 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
3642 SET_V_MUST_DEF_KILL): Delete.
3643 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
3644 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
3645 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
3646 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
3647 (enum ssa_op_iter_type): Operand iterator typechecking values.
3648 (struct ssa_operand_iterator_d): Use linked lists of operands.
3649 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
3650 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
3651 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
3652 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
3653 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
3654 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
3655 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
3656 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
3657 * tree-ssa-opfinalize.h: New. Function templates for expansion.
3658 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
3659 alloc_vuse, and alloc_mustdef.
3660 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
3661 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
3662 and finalize_ssa_v_must_def_ops.
3663 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
3664 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
3666 (compute_avail): Use generic iterator interface.
3667 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
3668 (stmt_makes_single_load, stmt_makes_single_store): Use
3670 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
3671 (statement_sink_location): Use generic interface.
3672 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
3673 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
3674 reset the immediate use link nodes.
3675 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
3676 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
3677 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
3678 (eliminate_tail_call): Use generic operand interface.
3679 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
3680 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
3682 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
3684 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
3685 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
3687 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
3688 Use statement pointer instead of vuse_optype. Use generic interface.
3689 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
3690 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
3691 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
3692 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
3693 * doc/tree-ssa.texi: Update documentation for operand interface.
3695 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
3697 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
3698 gcc_unreachable as appropriate.
3699 (machopic_function_base_name, machopic_indirect_data_reference,
3700 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
3701 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
3702 * config/rs6000/altivec.md (*mov<mode>_internal,
3703 build_vector_mask_for_load): Likewise.
3704 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
3705 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
3706 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
3707 * config/rs6000/predicates.md (easy_fp_constant,
3708 logical_operand): Likewise.
3709 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
3710 compute_save_world_info, rs6000_emit_prologue,
3711 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
3712 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
3715 2005-05-03 Uros Bizjak <uros@kss-loka.si>
3718 * convert.c (convert_to_integer): Convert ceil and floor in
3721 2005-04-29 Geoffrey Keating <geoffk@apple.com>
3724 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
3725 define_insn_and_split. Split only when memory operand is
3726 offsettable. Use adjust_address rather than plus_constant.
3727 (floatunssidf2_internal): Likewise.
3728 (fix_truncdfsi2_internal): Split only when memory operand is
3729 offsettable. Use adjust_address rather than plus_constant.
3730 (fix_trunctfsi2_internal): Likewise.
3731 (floatsidf2_internal): Likewise.
3733 2005-05-02 Diego Novillo <dnovillo@redhat.com>
3735 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
3736 (set_value_range_to_null): Likewise.
3737 (set_value_range_to_varying): New function. Use it in all
3738 call sites that used to call set_value_range (vr, VR_VARYING, ...).
3739 (extract_range_from_assert): If the integral type has a
3740 super-type, and LIMIT is not within MIN and MAX values of that
3741 type, set the resulting range to VR_VARYING.
3743 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
3745 * config/mmix/mmix.opt: New file.
3746 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
3747 (mmix_cc1_ignored_option): Don't declare.
3748 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
3749 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
3750 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
3751 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
3752 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
3753 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
3754 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
3755 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
3757 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
3758 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
3759 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
3761 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
3764 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
3765 * c-decl.c (current_function_prototype_built_in,
3766 current_function_prototype_arg_types): New.
3767 (merge_decls): Keep source location of prototype followed by
3768 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
3769 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
3770 (start_function): Always set current_function_prototype_locus,
3771 current_function_prototype_built_in and
3772 current_function_prototype_arg_types. Check for external
3773 prototype whether or not visible for external function and set
3774 current_function_prototype_arg_types accordingly.
3775 (store_parm_decls_oldstyle): Use
3776 current_function_prototype_arg_types for checking old-style
3777 definition against prototype. Give warnings only if
3778 current_function_prototype_built_in).
3780 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
3782 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
3783 (ggc_alloc_zone_stat): Don't define.
3784 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
3785 ggc_alloc_zone_pass_stat.
3786 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
3787 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
3788 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
3790 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
3792 * calls.c (expand_call): Handle current_function_pretend_args_size
3793 when checking for sibcalls.
3795 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
3797 PR tree-optimization/21294
3798 * tree-vrp.c (vrp_expr_computes_nonzero): New.
3799 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
3801 2005-05-02 Janis Johnson <janis187@us.ibm.com>
3804 * gcov-io.h: Declare gcov external functions hidden.
3806 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
3808 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
3809 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
3810 Use VEC instead of VARRAY.
3813 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
3816 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
3818 * c-common.c (resolve_overloaded_builtin): Forward to target
3819 hook for BUILT_IN_MD built-ins.
3820 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
3821 for all types of built-in.
3822 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
3823 in the definition of the target hooks struct.
3824 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
3825 * config/rs6000/altivec.h: Rewritten.
3826 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
3827 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
3828 rs6000_builtin_type, rs6000_builtin_type_compatible,
3829 altivec_overloaded_builtins, rs6000_builtin_type,
3830 rs6000_builtin_type_compatible): New.
3831 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
3833 (def_builtin): Turn into a function. Check for duplicates and store
3834 the builtin into rs6000_builtin_decls.
3835 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
3836 bdesc_1arg): Add overloaded builtins.
3837 (altivec_expand_builtin): Check for unresolved overloaded builtins,
3838 do not support ALTIVEC_COMPILETIME_ERROR.
3839 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
3840 nodes to represent front-end types.
3841 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
3842 with opaque arguments and/or return values.
3843 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
3844 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
3845 (rs6000_builtin_type_index): New.
3846 (is_ev64_opaque_type): Rename to...
3847 (rs6000_is_opaque_type): ... this.
3848 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
3851 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
3853 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
3856 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
3857 Bernd Schmidt <bernd.schmidt@analog.com>
3859 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
3860 print_address_operand, print_operand, legitimize_pic_address,
3861 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
3862 output_pop_multiple): Use gcc_assert or gcc_unreachable as
3864 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
3866 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
3868 * doc/passes.texi: Document vectorization pass.
3870 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
3872 * tree-scalar-evolution.c (get_exit_conditions_rec,
3873 select_loops_exit_conditions,
3874 number_of_iterations_for_all_loops,
3875 analyze_scalar_evolution_for_all_loop_phi_nodes,
3876 scev_analysis): Use VEC instead of VARRAY.
3878 2005-05-02 Michael Matz <matz@suse.de>
3881 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
3882 (warn_strict_null_sentinel): Define.
3883 (check_function_sentinel): Check for null_node as valid sentinel too.
3884 * c-common.h (c_tree_index): Added CTI_NULL.
3885 (null_node) Define global_tree[CTI_NULL].
3886 (warn_strict_null_sentinel): Declare.
3887 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
3888 * c.opt: (Wstrict-null-sentinel): New C++ option.
3889 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
3891 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
3893 * gimplify.c (gimplify_compound_lval): Use VEC instead of
3896 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
3898 * dwarf2out.c (decl_scope_table, push_decl_scope,
3899 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
3902 2005-05-01 Mark Mitchell <mark@codesourcery.com>
3905 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
3907 * doc/cpp.texi (__DEPRECATED): Document.
3908 (__EXCEPTIONS): Likewise.
3909 (__GXX_WEAK__): Likewise.
3911 * function.c (INVOKE__main): Do not define.
3912 (expand_main_function): Check HAS_INIT_SECTION when determining
3913 whether or not to call __main.
3915 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
3917 * tree-ssa-loop-ivopts.c: Fix a comment typo.
3919 2005-01-05 Paul Brook <paul@codesourcery.com>
3921 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
3922 (INITIALIZE_TRAMPOLINE): Use it.
3923 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
3924 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
3925 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
3927 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
3929 * doc/install.texi (Specific): Omit dots in the @anchors names
3930 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
3931 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
3933 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
3935 PR tree-optimization/18316
3936 PR tree-optimization/19126
3937 * tree.c (build_int_cst_type): Avoid shift by size of type.
3938 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
3940 * tree-scalar-evolution.h (simple_iv): Declaration changed.
3941 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
3943 (dump_cand): Dump depends_on information.
3944 (determine_biv_step): Add argument to simple_iv call.
3945 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
3946 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
3948 (add_candidate_1): Record depends_on for candidates.
3949 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
3950 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
3951 Handle ivs with nonconstant step.
3952 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
3953 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
3954 (create_new_iv): Unshare the step before passing it to create_iv.
3955 (free_loop_data): Free cand->depends_on.
3956 (build_addr_strip_iref): New function.
3957 (find_interesting_uses_address): Use build_addr_strip_iref.
3958 (strip_offset_1): Split the recursive part from strip_offset.
3959 Strip constant offset component_refs and array_refs.
3960 (strip_offset): Split the recursive part to strip_offset_1.
3961 (add_address_candidates): Removed.
3962 (add_derived_ivs_candidates): Do not use add_address_candidates.
3963 (add_iv_value_candidates): Add candidates with stripped constant
3964 offset. Consider all candidates with initial value 0 important.
3965 (struct affine_tree_combination): New.
3966 (aff_combination_const, aff_combination_elt, aff_combination_scale,
3967 aff_combination_add_elt, aff_combination_add,
3968 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
3969 fold_affine_sum): New functions.
3970 (get_computation_at): Use fold_affine_sum.
3971 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
3972 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
3975 2005-04-30 Michael Matz <matz@suse.de>
3977 * config/i386/i386.md (movmemsi): Also active when
3978 TARGET_INLINE_ALL_STRINGOPS.
3980 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
3983 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
3985 2005-04-30 Paul Brook <paul@codesourcery.com>
3987 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
3989 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
3990 * config/arm/ieee754-sf.S: Ditto.
3991 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
3992 (FUNC_ALIAS): Use .thumb_set for thumb routines.
3994 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
3996 * tree-ssanames.c: Fix a comment typo.
3997 * doc/options.texi: Fix a typo.
3999 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
4001 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
4002 gcc_unreachable as appropriate.
4003 (split_adds_subs, cond_string, print_operand,
4004 h8300_initial_elimination_offset, h8300_classify_operand,
4005 h8300_unary_length, h8300_short_immediate_length,
4006 h8300_bitfield_length, h8300_binary_length,
4007 h8300_insn_length_from_table, compute_mov_length, output_plussi,
4008 compute_plussi_length, compute_plussi_cc, output_logical_op,
4009 compute_logical_op_length, compute_logical_op_cc,
4010 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
4011 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
4012 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
4013 h8300_regs_ok_for_stm): Likewise.
4014 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
4015 monitor_prologue): Likewise.
4017 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
4019 * loop-invariant.c (invariants, create_new_invariant,
4020 get_inv_cost, best_gain_for_invariant,
4021 find_invariants_to_move, move_invariants,
4022 init_inv_motion_data, free_inv_motion_data): Use VEC instead
4025 2005-04-29 Richard Henderson <rth@redhat.com>
4027 * function.c (instantiate_decls): Remove valid_only argument.
4028 (instantiate_decls_1, instantiate_decl): Likewise.
4029 (instantiate_virtual_regs_1): Delete.
4030 (instantiate_virtual_regs_lossage): Delete.
4031 (instantiate_virtual_regs_in_rtx): New.
4032 (safe_insn_predicate): New.
4033 (instantiate_virtual_regs_in_insn): New.
4034 (instantiate_virtual_regs): Update to match all that. Only run
4035 instantiate_decls once.
4037 2005-04-29 Richard Henderson <rth@redhat.com>
4038 Daniel Jacobowitz <dan@codesourcery.com>
4040 * gengtype.c (write_func_for_structure): Split out ...
4041 (output_type_enum): ... new function. Fix thinko accessing
4042 TYPE_PARAM_STRUCT data.
4044 2005-04-29 Tom Tromey <tromey@redhat.com>
4046 * tree.c (build_block): Removed unused 'tags' argument.
4047 * tree.h (build_block): Removed argument.
4049 2005-04-29 Michael Matz <matz@suse.de>
4051 PR rtl-optimization/21144
4052 * postreload.c (reload_cse_move2add): Check for VOIDmode.
4054 2005-04-29 Bob Wilson <bob.wilson@acm.org>
4056 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
4057 flag_reorder_blocks.
4059 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
4061 PR tree-optimization/21030
4062 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
4063 ranges where VR->MAX is smaller than VR->MIN.
4065 2005-04-29 Devang Patel <dpatel@apple.com>
4067 PR tree-optimization/21272
4068 PR tree-optimization/21266
4069 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
4071 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
4073 * tree-flow-inline.h: Fix a comment typo.
4074 * doc/tree-ssa.texi: Fix a typo.
4076 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
4078 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
4080 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
4081 gcc_unreachable as appropriate.
4082 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
4083 fr30_print_operand, fr30_move_double): Likewise.
4084 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
4086 2005-04-29 Mark Mitchell <mark@codesourcery.com>
4088 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
4089 definition has already been provided.
4090 (ARM_EABI_DTORS_SECTION_OP): Likewise.
4091 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
4092 (ARM_EABI_DTORS_SECTION_OP): Likewise.
4094 2005-04-29 Jim Tison <jtison@us.ibm.com>
4096 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
4097 trace hooks calls to improve performance.
4099 2005-04-29 Julian Brown <julian@codesourcery.com>
4100 Mark Mitchell <mark@codesourcery.com>
4101 Paul Brook <paul@codesourcery.com>
4103 * crtstuff.c: Handle targets that use .init_array.
4104 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
4105 that INVOKE__main is set correctly.
4106 (expand_main_function): Test INVOKE__main.
4107 * libgcc2.c: Do not define __main when using .init_array.
4108 * config/arm/arm.c (arm_elf_asm_constructor): New function.
4109 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
4111 (DTORS_SECTION_ASM_OP): Likewise.
4112 (CTOR_LIST_BEGIN): Define specially when in libgcc.
4113 (CTOR_LIST_END): Likewise.
4114 (DTOR_LIST_BEGIN): Likewise.
4115 (DTOR_LIST_END): Likewise.
4116 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
4117 (FINI_SECTION_ASM_OP): Likewise.
4118 (INIT_ARRAY_SECTION_ASM_OP): Define.
4119 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
4120 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
4121 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
4122 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
4123 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
4125 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
4127 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
4128 gcc_assert and gcc_unreachable as appropriate.
4129 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
4130 const_int_cost, output_move_const_into_data_reg,
4131 output_move_qimode, output_move_double, find_addr_reg,
4132 print_operand, print_operand_address): Likewise.
4133 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
4134 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
4135 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
4136 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
4137 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
4138 conditional_trap): Likewise.
4139 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
4141 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
4143 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
4144 gcc_unreachable as appropriate.
4145 (gen_conditional_move, xtensa_split_operand_pair,
4146 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
4147 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
4148 xtensa_copy_incoming_a7, xtensa_output_literal,
4149 xtensa_output_literal, xtensa_output_literal): Likewise.
4150 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
4151 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
4152 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
4153 movsicc_internal1, movsfcc_internal0,
4154 movsfcc_internal1): Likewise.
4156 2005-04-28 James E Wilson <wilson@specifixinc.com>
4158 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
4159 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
4161 2005-04-28 DJ Delorie <dj@redhat.com>
4163 * opt-functions.awk (var_set): Emit proper initializer for
4164 non-target bitfields.
4166 2005-04-28 Devang Patel <dpatel@apple.com>
4168 * dbxout.c (have_used_extensions): Remove.
4169 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
4170 have_used_extensions.
4172 2005-04-28 James E Wilson <wilson@specifixinc.com>
4174 * doc/install.texi: Update -enable-languages info. Correct path to
4177 2005-04-28 DJ Delorie <dj@redhat.com>
4179 * optc-gen.awk (END): Make sure no variable is defined more
4181 * opth-gen.awk (END): Allocate bits on a per-variable basis.
4182 Allow for bitfield variables other than target_flags.
4183 * doc/options.text (Mask): Document that you may specify a
4184 variable other than target_flags.
4186 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
4188 PR rtl-optimization/18877
4189 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
4190 number in val.start.
4192 2005-04-28 David Edelsohn <edelsohn@gnu.org>
4195 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
4197 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
4198 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
4199 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
4201 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
4203 * arm.c (legitimize_pic_address): Fix sense of assertion test for
4204 creating pseudos when the base offset is too large.
4206 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
4208 * global.c (earlyclobber_regclass): Change the type to
4210 (check_earlyclobber): Update uses of earlyclobber_regclass.
4211 (mark_reg_use_for_earlyclobber): Likewise.
4212 (calculate_local_reg_bb_info): Allocate and free
4213 earlyclobber_regclass using the VEC API.
4215 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
4217 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
4220 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
4222 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
4225 * config.gcc: Obsolete c4x-* and tic4x-*.
4227 * tree.h (edge_def): Remove.
4229 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
4230 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
4231 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
4232 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
4235 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
4236 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
4237 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
4238 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
4239 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
4240 machmode.def, mips-tfile.c, params.c, pretty-print.c,
4241 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
4242 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
4243 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
4244 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
4245 config/i386/cygming.h, config/i386/djgpp.h,
4246 config/i386/lynx.h, config/i386/netware.c,
4247 config/i386/winnt.c, config/ia64/ia64-c.c,
4248 config/iq2000/iq2000.c, config/m32r/little.h,
4249 config/m68k/m68k-protos.h, config/m68k/m68k.h,
4250 config/m68k/m68k.md, config/mcore/mcore.c,
4251 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
4252 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
4253 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
4254 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
4255 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
4256 config/pdp11/pdp11.h, config/rs6000/darwin.h,
4257 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
4258 config/s390/2064.md, config/s390/2084.md,
4259 config/s390/s390-modes.def, config/s390/s390-protos.h,
4260 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
4261 config/stormy16/stormy16.c, config/vax/vax-protos.h,
4262 config/vax/vax.c, config/vax/vax.h,
4263 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
4266 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
4268 * c-typeck.c (build_compound_expr): Correct logic in last change.
4270 2005-04-27 James E. Wilson <wilson@specifixinc.com>
4272 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
4273 parameters. Replace conditional move code with assert checking for
4274 ar.lc. Delete obsolete comments.
4275 (set_src_needs_barrier): Delete cond parameter, and code using it.
4276 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
4277 assert checking for PR_REGS. Fix calls to update_set_flags and
4278 set_src_needs_barrier.
4279 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
4280 callers. Rewrite explanatory comment before the function.
4281 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
4284 2005-04-27 Mike Stump <mrs@apple.com>
4286 * doc/cpp.texi: gcc now implements universal character names.
4288 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
4291 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
4292 being a compound expression whose right-hand side is cast to void.
4294 2005-04-27 Caroline Tice <ctice@apple.com>
4296 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4297 Remove targetm.have_named_sections test.
4298 (fix_edges_for_rarely_executed_code): Likewise.
4299 (insert_section_boundary_note): Likewise.
4300 (reorder_basic_blocks): Check partitioning flag before calling
4301 verify_hot_cold_block_grouping.
4302 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
4303 the function struct rather than global variables.
4304 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
4305 (COLD_END_LABEL): Likewise
4306 (cold_text_section_label): New static global variable.
4307 (cold_end_label): Likewise.
4308 (dwarf2out_switch_text_section): Get hot/cold section labels from
4309 the function struct rather than global variables; test to make sure
4311 (output_aranges): Use cold_text_section_label and cold_end_label;
4312 check partitioning flag before putting out delta.
4313 (output_ranges): Remove incorrect code attempting to use
4315 (output_line_info): Get cold section label from function struct; test
4316 to make sure cfun is defined.
4317 (add_location_or_const_value_attribute): Likewise.
4318 (dwarf2out_var_location): Likewise.
4319 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
4320 write out cold_text_section_label if partition flag is set.
4321 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
4322 * function.h (struct function): Add new fields to point to hot/cold
4323 section labels: hot_section_label, cold_section_label,
4324 hot_section_end_label and cold_section_end_label; also add new field
4325 for cold text section name, unlikely_text_section_name.
4326 * opts.c (decode_options): Turn off partitioning flag if
4327 !targetm.have_named_sections.
4328 * output.h (hot_section_label): Remove.
4329 (hot_section_end_label): Remove.
4330 (cold_section_end_label): Remove.
4331 (unlikely_section_label): Remove.
4332 (unlikely_text_section_name): Remove.
4333 * passes.c (rest_of_handle_final): Remove extra blank line.
4334 * varasm.c (unlikely_section_label): Remove.
4335 (hot_section_label): Remove.
4336 (hot_section_end_label): Remove.
4337 (cold_section_end_label): Remove.
4338 (unlikely_text_section_name): Remove.
4339 (initialize_cold_section_name): Modify to call
4340 targetm.strip_name_encoding; to store cold section name in current
4341 function struct, if it exists; and to only use the decl_section_name
4342 if flag_named_sections is true.
4343 (unlikely_text_section): Modify to get section name out of current
4344 function struct, if there is one; otherwise build it from
4345 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
4346 (in_unlikely_text_section): Likewise.
4347 (named_section): Modify to get/put cold section name in current function
4348 struct, if there is one.
4349 (function_section): Change 'bool unlikely' to 'int reloc'; check
4350 targetm.have_named_sections before calling named_section.
4351 (current_function_section): Likewise.
4352 (assemble_start_function): Modify to get/put unlikely_text_section_name
4353 in current function struct; modify to get hot/cold section labels
4354 from function struct; initialize labels using
4355 ASM_GENERATE_INTERNAL_LABEL;
4356 test partitioning flag before writing out hot section label.
4357 (assemble_end_function): Test partitioning flag before writing out
4358 hot/cold section labels.
4359 (default_section_type_flags_1): Get cold text section name from
4360 function struct if there is one; Set flags correctly for
4361 cold text section if there is not a current function struct.
4363 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
4365 * tree-ssa-propagate.c (set_rhs): Revert last change.
4367 2005-04-27 Steve Ellcey <sje@cup.hp.com>
4369 * explow.c (convert_memory_address): Add gcc_assert.
4371 2005-04-27 Mark Mitchell <mark@codesourcery.com>
4373 * configure.ac: Check for ld --sysroot support.
4374 * gcc.c: Document %R specifier for specs.
4375 (SYSROOT_SPEC): New macro.
4376 (sysroot_spec): New variable.
4377 (static_specs): Add sysroot_spec.
4378 (main): Pass the sysroot spec to the linker if appropriate.
4379 * configure: Regenerated.
4380 * config.in: Likewise.
4382 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
4384 * fold-const.c (fold_binary): Use build_fold_addr_expr
4385 for address calculation and INDIRECT_REF handling.
4387 2005-04-27 Andrew Haley <aph@redhat.com>
4389 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
4391 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
4393 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
4394 pointer when thumb backtracing is on.
4396 * config/fp-bit.c (abort): Revert change.
4398 2005-04-27 Ian Lance Taylor <ian@airs.com>
4400 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
4402 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
4404 * tree-ssa-dce.c: Fix a comment typo.
4406 2005-04-27 David S. Miller <davem@davemloft.net>
4408 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
4409 Kill setjmpless_size. current_function_calls_setjmp is completely
4410 computed when we are called, so just use the optimized size value
4411 instead of using REG_SAVE_AREA notes.
4412 (optimize_save_area_alloca): Delete....
4413 * rtl.h (optimize_save_area_alloca): Likewise...
4414 * passes.c (rest_of_compilation): and don't call it any more.
4415 * reg-notes.def (SAVE_AREA): Delete.
4417 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
4419 * config/fp-bit.c (abort): Add noreturn attribute.
4421 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
4422 gcc_unreachable as appropriate.
4423 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
4424 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
4425 ASM_OUTPUT_REG_POP): Likewise.
4427 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
4429 * tree-complex.c (expand_vector_operations_1): Do not build
4430 VIEW_CONVERT_EXPR's for the lhs.
4432 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
4434 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
4435 unnecessary noncanonical RTL handling.
4436 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
4437 gcc_assert and gcc_unreachable.
4439 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
4440 gcc_unreachable as appropriate.
4441 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
4442 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
4443 use_return_insn, const_ok_for_op, arm_gen_constant,
4444 arm_canonicalize_comparison, legitimize_pic_address,
4445 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
4446 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
4447 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
4448 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
4449 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
4450 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
4451 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
4452 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
4453 output_call, output_mov_long_double_fpa_from_arm,
4454 output_mov_long_double_arm_from_fpa,
4455 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
4456 output_move_double, arithmetic_instr, shift_op, int_log2,
4457 output_return_instruction, arm_output_function_prologue,
4458 arm_output_epilogue, arm_output_function_epilogue,
4459 emit_multi_reg_push, arm_get_frame_offsets,
4460 arm_compute_initial_elimination_offset, arm_expand_prologue,
4461 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
4462 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
4463 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
4464 thumb_compute_initial_elimination_offset,
4465 thumb_output_function_prologue, thumb_load_double_from_address,
4466 thumb_output_move_mem_multiple, thumb_reload_out_hi,
4467 arm_emit_vector_const, arm_dbx_register_number): Likewise.
4468 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
4469 * config/arm/arm.md (thumb_extendhisi2,
4470 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
4471 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
4472 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
4473 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
4474 * config/arm/cirrus.md (*cirrus_arm_movdi,
4475 *cirrus_movdf_hard_insn): Likewise.
4476 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
4478 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
4480 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
4481 (num_ssa_names): Use VEC_length.
4482 (ssa_names): Use VEC_index.
4483 * tree-ssanames.c (ssa_names): Change the type to
4485 (init_ssanames, fini_ssa_names, make_ssanames,
4486 release_ssa_name): Update uses of ssa_names.
4488 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
4489 Use fold_buildN instead of fold (buildN (...)).
4491 2005-04-27 Devang Patel <dpatel@apple.com>
4493 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
4495 2005-04-27 Matt Thomas <matt@3am-software.com>
4496 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
4498 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
4499 (vax_output_mi_thunk): Ditto.
4500 (vax_notice_cc_update): Ditto.
4501 (INDEX_REGISTER_P): Add trailing \.
4502 (BASE_REGISTER_P): Add trailing \.
4503 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
4505 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
4507 * tree-ssa-propagate.c (set_rhs): Check operand of
4508 ADDR_EXPR for gimpliness, too.
4510 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
4512 * tree-ssa-pre.c: Fix a comment typo.
4514 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4516 PR tree-optimization/21171
4517 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
4518 record address uses if the reference is volatile.
4520 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
4522 * tree-complex.c (expand_vector_operation): New, extracted from
4523 expand_vector_operations_1.
4524 (tree_vec_extract): Build a NOP_EXPR.
4525 (expand_vec_parallel): Do not care about returning the correct type.
4526 (expand_vector_operations_1): Call expand_vector_operation.
4527 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
4529 * tree-complex.c (gate_expand_vector_operations): New.
4530 (pass_lower_vector_ssa): Use it.
4531 * tree-optimize.c (init_tree_optimization_passes): Include
4532 pass_lower_vector_ssa.
4533 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
4534 (vectorizable_operation): Use it.
4535 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
4536 integer modes for the vector type.
4538 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
4539 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
4540 Do not cope with UNITS_PER_SIMD_WORD == 0.
4541 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
4542 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
4543 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
4544 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
4545 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
4546 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
4547 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
4549 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
4550 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
4551 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
4553 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
4554 (UNITS_PER_SIMD_WORD): New.
4556 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
4558 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
4559 gcc_unreachable as appropriate.
4560 (ia64_expand_load_address, ia64_expand_tls_address,
4561 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
4562 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
4563 next_scratch_gr_reg, ia64_initial_elimination_offset,
4564 ia64_expand_prologue, ia64_expand_epilogue,
4565 ia64_output_dwarf_dtprel, ia64_print_operand,
4566 ia64_register_move_cost, first_instruction, rws_access_regno,
4567 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
4568 ia64_sched_init, ia64_variable_issue,
4569 ia64_first_cycle_multipass_dfs_lookahead_guard,
4570 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
4571 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
4572 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
4573 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
4574 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
4575 * config/ia64/predicates.md (got_symbolic_operand,
4576 sdata_symbolic_operand): Likewise.
4577 * config/ia64/vect.md (vcondv2sf): Likewise.
4579 2005-04-27 Matt Thomas <matt@3am-software.com>
4581 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
4582 CONSTANT_ADDRESS_P in config/vax/vax.h
4583 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
4584 (INDEX_REGISTER_P): New.
4585 (BASE_REGISTER_P): New.
4586 (indirectable_constant_address_p): New. Adapted from
4587 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
4588 (indirectable_address_p): New. Adapted from
4589 INDIRECTABLE_ADDRESS_P in vax.h.
4590 (nonindexed_address_p): New. Adapted from
4591 GO_IF_NONINDEXED_ADDRESS in vax.h.
4592 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
4593 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
4594 (legitimate_address_p): New. Adapted from
4595 GO_IF_LEGITIMATE_ADDRESS in vax.h.
4596 (vax_mode_dependent_address_p): New. Adapted from
4597 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
4598 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
4599 legitimate_constant_address_p.
4600 (CONSTANT_P): Use legitimate_constant_p.
4601 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
4602 (INDIRECTABLE_ADDRESS_P): Removed.
4603 (GO_IF_NONINDEXED_ADDRESS): Removed.
4604 (INDEX_TEMP_P): Removed.
4605 (GO_IF_REG_PLUS_INDEX): Removed.
4606 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
4607 definitions, depending on whether REG_OK_STRICT is defined.
4608 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
4609 Two definitions, depending on whether REG_OK_STRICT is defined.
4610 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
4612 (legitimate_constant_p): Prototype added.
4613 (legitimate_address_p): Prototype added.
4614 (vax_mode_dependent_address_p): Prototype added.
4616 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
4618 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
4620 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
4623 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
4626 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
4629 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
4630 assertion failures, if __gcc_host_wide_int__ is not properly
4632 (init_dynamic_diag_info): Give errors, not assertion failures, if
4633 location_t, tree or __gcc_host_wide_int__ are not properly
4636 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
4638 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
4639 n_iv_uses, iv_use, n_iv_cands, iv_cand,
4640 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
4641 prepare_decl_rtl, free_loop_data,
4642 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
4645 * tree.h (tree_phi_node): Add a comment about the order of PHI
4648 2005-04-26 Paul Brook <paul@codesourcery.com>
4650 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
4652 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
4654 * config/mips.mips.c (mips_legitimize_tls_address): Use
4657 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
4658 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
4659 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
4661 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
4664 2005-04-26 Jeff Law <law@redhat.com>
4666 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
4667 (op_iter_init_must_and_may_def): Likewise.
4668 (unmodifiable_var_p): Move to a later point in the file.
4669 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
4670 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
4671 (dse_record_phis): Directly check for virtual operands rather than
4672 using need_imm_uses_for.
4673 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
4674 store has multiple V_{MAY,MUST}_DEF operands.
4676 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
4678 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
4681 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
4683 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
4684 call to find_edge outside a loop to go through a PHI chain.
4686 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
4688 PR tree-optimization/17598
4689 * fold-const.c (fold_binary): Fold comparisons of addresses
4690 of COMPONENT_REFs which reference the same field to
4691 comparisons of the addresses of the base objects.
4693 2005-04-26 Julian Brown <julian@codesourcery.com>
4695 * config/arm/arm.c (arm_return_in_msb): New function.
4696 (arm_must_pass_in_stack): New function.
4697 (TARGET_RETURN_IN_MSB): Define target hook.
4698 (TARGET_MUST_PASS_IN_STACK): Define target hook.
4699 (arm_function_value): Pad small aggregate return.
4700 (arm_pad_arg_upward): New function.
4701 (arm_pad_reg_upward): New function.
4702 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
4703 (FUNCTION_ARG_PADDING): Define macro.
4704 (BLOCK_REG_PADDING): Define macro.
4705 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
4706 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
4707 (arm_pad_reg_upward): Declare function.
4709 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
4711 * basic-block.h (ei_cond): New.
4712 (FOR_EACH_EDGE): Call ei_cond.
4714 PR tree-optimization/21047
4715 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
4716 (fold): Don't handle ASSERT_EXPR.
4718 2005-04-25 Roger Sayle <roger@eyesopen.com>
4720 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
4721 all writes to any stack register as a read/write dependency on
4723 (sched_analyze_2): Likewise, for reads from any stack register.
4725 2005-04-25 Richard Henderson <rth@redhat.com>
4727 * final.c (output_addr_const): Revert 2005-04-09 change.
4729 2005-04-25 Mike Stump <mrs@apple.com>
4731 * config/darwin.c (darwin_encode_section_info): Always set
4732 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
4734 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4736 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
4737 gensupport.c, protoize.c, toplev.c: Replace calls to
4738 `unlock_stream' with `unlock_std_streams'.
4740 2005-04-25 Devang Patel <dpatel@apple.com>
4742 * dbxout.c (dbxout_type): Emit attribute vector.
4744 2005-04-05 Paul Brook <paul@codesourcery.com>
4746 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
4747 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
4748 * config/arm/arm.c (arm_cxx_atexit_name): New function.
4749 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
4750 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
4751 (register_dtor_fn): Likewise.
4752 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
4754 2005-04-25 Ian Lance Taylor <ian@airs.com>
4756 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
4757 * c-common.h (EXPR_STMT_EXPR): Don't define.
4758 (c_common_stmt_codes): Don't define.
4759 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
4760 * c-gimplify.c (gimplify_expr_stmt): Remove.
4761 (c_gimplify_expr): Remove EXPR_STMT case.
4762 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
4763 to INIT_STATEMENT_CODES.
4764 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
4766 2005-04-25 Jan Hubicka <jh@suse.cz>
4768 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
4770 * except.c: Include diagnostic.h
4771 (dump_eh_tree, verify_eh_tree): New functions.
4772 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
4773 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
4774 (dump_function_to_file): dump eh tree.
4775 * tree-eh.c (mark_eh_edge): New function.
4776 (mark_eh_edge_found_error): New static variable.
4777 (verify_eh_edges): New function.
4779 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
4781 * tree-ssa-alias.c (fieldoff_t): Remove.
4782 (fieldoff_s): typedef the structure itself. Create a vector of
4784 (push_fields_onto_fieldstack): Return count of fields pushed.
4785 Remove peeling of first field. Adjust.
4786 (fieldoff_compare): Adjust.
4787 (create_overlap_variables_for): Adjust.
4789 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
4791 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
4793 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
4796 * doc/install.texi: Document correct assembler and linker to use
4797 on i?86-*-solaris2.10.
4799 2005-04-25 Steven Bosscher <stevenb@suse.de>
4801 Fix PR tree-optimization/21173
4803 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
4804 Unshare expression we pass to force_gimple_operand.
4806 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
4807 Stephen Clarke <stevec@superh.com>
4808 Roger Sayle <roger@eyesopen.com>
4810 PR rtl-optimization/20413
4811 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
4812 VOIDmode for LABEL_REF.
4813 * final.c (shorten_branches): Likewise.
4814 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
4815 * loop.c (reg_dead_after_loop): Likewise.
4816 * varasm.c (decode_addr_const): Likewise.
4817 * doc/rtl.texi: Document mode requirement for LABEL_REF.
4819 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
4821 * config.gcc (avr-*-*): Remove redundant "case".
4823 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
4825 * tree-vect-analyze.c (vect_mark_relevant): Take
4826 VEC(tree,heap) instead of varray_type as an argument.
4827 (vect_mark_stmts_to_be_vectorized): Change the type of
4828 worklist to VEC(tree,heap). Adjust uses of worklist.
4830 2005-04-24 Devang Patel <dpatel@apple.com>
4832 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
4834 2005-04-24 Ian Lance Taylor <ian@airs.com>
4836 * c-semantics.c (build_stmt): Remove test of specific tree codes
4837 for TREE_SIDE_EFFECTS handling.
4839 2005-04-24 Per Bothner <per@bothner.com>
4841 * c-opts.c (finish_options): Make the line-number of the <built-in>
4842 location 0, as assumed elsewhere, rather than 1.
4844 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
4846 * tree-ssa-uncprop.c (equiv_stack): Change the type o
4848 (tree_ssa_uncprop, uncprop_finalize_block,
4849 uncprop_initialize_block): Update uses of equiv_stack.
4851 2005-04-24 Richard Henderson <rth@redhat.com>
4854 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
4855 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
4857 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
4858 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
4859 <DIV, MOD>: Likewise.
4861 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4863 * collect2.c (main): Unlock the stdio streams.
4864 * gcc.c (main): Likewise.
4865 * gcov-dump.c (main): Likewise.
4866 * gcov.c (main): Likewise.
4867 * gen-protos.c (main): Likewise.
4868 * gensupport.c (init_md_reader_args_cb): Likewise.
4869 * protoize.c (main): Likewise.
4870 * toplev.c (general_init): Likewise.
4872 2005-04-24 Jakub Jelinek <jakub@redhat.com>
4875 * cgraph.h (cgraph_local_info): Add vtable_method field.
4876 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
4877 and node is vtable_method, finalized and not reachable, don't do
4880 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
4882 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
4884 * tree-ssa-pre.c (create_value_expr_from): Use
4885 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
4886 * tree-ssa-propagate.c (stmt_makes_single_load,
4887 stmt_makes_single_store): Use REFERENCE_CLASS_P.
4888 * tree-vect-transform.c (vect_is_simple_cond): Use
4890 * tree-vrp.c (extract_range_from_assert,
4891 build_assert_expr_for, fp_predicate, has_assert_expr): Use
4894 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
4895 of tpa_to_clear to VEC(int,heap). Update uses of
4896 tpa_to_clear. Free tpa_to_clear at the end.
4898 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
4900 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
4903 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
4905 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
4906 and gcc_unreachable as appropriate.
4907 (num_insns_constant, output_vec_const_move,
4908 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
4909 rs6000_emit_set_const, rs6000_emit_move,
4910 spe_build_register_parallel, function_arg,
4911 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
4912 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
4913 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
4914 rs6000_common_init_builtins, expand_block_clear,
4915 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
4916 extract_ME, rs6000_get_some_local_dynamic_name,
4917 rs6000_output_function_entry, print_operand,
4918 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
4919 output_cbranch, output_e500_flip_gt_bit,
4920 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
4921 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
4922 compute_save_world_info, rs6000_stack_info,
4923 rs6000_emit_load_toc_table, rs6000_frame_related,
4924 spe_synthesize_frame_save, rs6000_emit_epilogue,
4925 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
4926 output_function_profiler, rs6000_trampoline_size,
4927 rs6000_initialize_trampoline, find_addr_reg,
4928 rs6000_machopic_legitimize_pic_address,
4929 rs6000_initial_elimination_offset,
4930 rs6000_dbx_register_number): Likewise.
4931 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
4932 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
4933 *movti_power, *movti_string, call, call_value, sibcall,
4934 sibcall_value): Likewise.
4935 * config/rs6000/spe.md (*movdf_e500_double,
4936 *movv2si_internal): Likewise.
4937 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
4940 2005-04-24 Richard Henderson <rth@redhat.com>
4943 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
4944 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
4945 Deny modes smaller than 4 bytes.
4946 * config/i386/i386-protos.h: Update.
4948 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
4950 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
4951 Switch h8300-*-rtems* to ELF.
4953 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
4955 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
4957 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
4959 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
4961 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
4964 * fold-const.c: Fold &a[i]-&a[j] to i-j.
4966 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
4968 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
4969 definitions of ssa names in condition. Split recusive part to ...
4970 (tree_simplify_using_condition_1): New function.
4971 (expand_simple_operations): New function.
4973 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
4975 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
4976 (find_interesting_uses_cond): Do not use integer_zerop and
4977 integer_nonzerop to check for integer constants.
4978 (set_use_iv_cost): Record the value field.
4979 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
4980 determine_use_iv_cost_outer): Set the value field of the cost pair.
4981 (may_eliminate_iv): Do not return the comparison code.
4982 (iv_elimination_compare): New function.
4983 (determine_use_iv_cost_condition): Set the value field. Record
4984 noneliminable invariants correctly.
4985 (rewrite_use_compare, rewrite_use_outer): Use the value field.
4987 2005-04-23 DJ Delorie <dj@redhat.com>
4989 * diagnostic.c (warning): Accept parameter to classify warning option.
4990 (warning0): New, for when a pointer to an error() like function is needed.
4991 * errors.c (warning): Likewise.
4992 * errors.h (warning, warning0): Adjust prototypes.
4993 * toplev.h (warning, warning0): Likewise.
4995 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
4996 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
4997 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
4998 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
4999 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
5000 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
5001 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
5002 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
5004 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
5005 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
5006 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
5007 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
5008 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
5009 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
5010 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
5011 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
5012 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
5013 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
5014 config/rs6000/aix52.h, config/rs6000/darwin.h,
5015 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
5016 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
5017 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
5018 config/stormy16/stormy16.c, config/v850/v850-c.c,
5019 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
5022 2005-04-23 Richard Henderson <rth@redhat.com>
5025 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
5026 performing some integral scalar simplifications.
5028 2005-04-23 Richard Henderson <rth@redhat.com>
5031 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
5032 simplifying CONST_VECTOR.
5034 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
5036 * tree-ssa-live.c (live_worklist): Take a stack allocated on
5037 heap as an argument. Update uses of stack.
5038 (calculate_live_on_entry): Allocate stack on heap.
5040 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
5041 partition_link and tpa_nodes on heap.
5043 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
5044 (mark_stmt_necessary, propagate_necessity,
5045 mark_really_necessary_kill_operand_phis): Update uses of
5047 (tree_dce_init): Allocate worklist using VEC_alloc.
5048 (tree_dce_done): Free worklist using VEC_free.
5050 2005-04-23 Mike Stump <mrs@apple.com>
5052 * config/darwin.c (machopic_indirection_name): Don't use
5054 (darwin_emit_unwind_label): Use user_label_prefix instead of
5057 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
5059 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
5061 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
5063 * config.gcc <cris-*>: Specify .opt files.
5064 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
5065 config/cris/linux.opt: New files.
5066 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
5067 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
5068 (TARGET_ELF): Override to 0.
5069 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
5070 -melinux-stacksize=N.
5071 * config/cris/cris.c: (cris_handle_option): New function.
5072 (TARGET_DEFAULT_TARGET_FLAGS): Override.
5073 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
5074 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
5075 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
5076 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
5077 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
5078 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
5079 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
5080 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
5081 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
5082 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
5083 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
5084 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
5085 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
5086 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
5087 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
5088 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
5089 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
5090 (TARGET_LINUX): Define 0.
5091 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
5092 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
5093 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
5094 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
5095 (TARGET_LINUX): Override to 1.
5096 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
5098 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
5100 * haifa-sched.c (schedule_block): Fix thinko in previous
5101 assertification patch.
5103 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
5105 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
5106 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
5107 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
5108 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
5109 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
5110 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
5111 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
5113 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
5114 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
5115 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
5116 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
5117 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
5118 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
5119 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
5120 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
5121 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
5122 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
5123 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
5124 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
5125 (SUBTARGET_OPTIONS): Delete.
5126 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
5127 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
5128 instead of a string.
5129 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
5130 (pa_cpu_string, pa_unix_string): Delete.
5131 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
5132 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
5134 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5135 (pa_handle_option): New function.
5136 (override_options): Remove handling of -march=, -mfixed-range=,
5137 -mschedule= and -munix=.
5138 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
5139 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
5140 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
5141 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
5142 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
5143 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
5144 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
5146 * config/pa/pa.opt: New file.
5147 * config/pa/pa-hpux.opt: New file.
5148 * config/pa/pa-hpux1010.opt: New file.
5149 * config/pa/pa-hpux1111.opt: New file.
5150 * config/pa/pa64-hpux.opt: New file.
5152 2005-04-22 David S. Miller <davem@davemloft.net>
5154 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
5155 integer when it's mode is VOIDmode not DImode.
5157 2005-04-22 Geoffrey Keating <geoffk@apple.com>
5159 * config/rs6000/rs6000.md (sync_add<mode>_internal,
5160 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
5161 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
5162 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
5163 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
5164 "bne- $-xxx" rather than local labels.
5165 (sync_lock_release<mode>): Add second operand.
5166 (lwsync): Use .long rather than a more meaningful opcode.
5167 * doc/md.texi (Standard Names): Add description of second
5168 parameter to sync_lock_test_and_set.
5170 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
5172 PR tree-optimization/21088
5173 * fold-const.c (fold_unary, fold_binary, fold_ternary):
5175 * tree-vrp.c (compare_values): Use fold_binary to compare
5176 pointers. Use boolean_type_node as the type of a comparison
5177 expression being folded.
5178 * tree.h: Add prototypes for fold_unary, fold_binary,
5181 * tree-ssa-dom.c: Fix formatting.
5183 2005-04-22 Diego Novillo <dnovillo@redhat.com>
5185 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
5186 * lambda-code.c (perfect_nestify): Mark virtual operands in
5187 the moved statement for renaming.
5188 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
5189 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
5190 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
5191 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
5192 * tree-flow.h (struct var_ann_d): Update comments.
5193 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
5194 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
5195 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
5196 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
5197 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
5198 debug_names_replaced_by): Remove declarations.
5199 (delete_update_ssa, get_current_def, set_current_def): Declare.
5200 (rewrite_into_loop_closed_ssa): Add new argument. Update
5202 * tree-into-ssa.c: Include params.h.
5203 (old_virtual_ssa_names): Remove. Update all users.
5204 (need_to_replace_names_p): Remove. Update all users.
5205 (struct update_ssa_stats_d): Declare.
5206 (update_ssa_stats): New local.
5207 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
5208 dump_tree_ssa_stats, debug_tree_ssa_stats,
5209 dump_update_ssa, debug_update_ssa,
5210 dump_names_replaced_by, debug_names_replaced_by): Declare.
5211 (get_current_def, set current_def): Make extern.
5212 (is_old_name, is_new_name): Protect against references
5213 past the end of the sets.
5214 (add_new_name_mapping): Assert that OLD and NEW are
5215 different SSA names for the same symbol.
5216 When adding a virtual mapping, update stats for virtual
5218 (insert_phi_nodes_for): If UPDATE_P is true, create the
5219 LHS of the new PHI by duplicating SSA name VAR.
5220 (insert_phi_nodes_1): Remove. Update all users.
5221 (insert_phi_nodes): Remove second argument. Update all
5223 (maybe_replace_use, maybe_replace_def): New.
5224 (rewrite_update_stmt): Call them.
5225 (mark_def_interesting): Remove calls to is_gimple_reg.
5226 (prepare_phi_args_for_update): Remove. Update all users.
5227 (prepare_block_for_update): Only process virtual operands
5228 and GIMPLE registers in normal form.
5229 (prepare_use_sites_for): New.
5230 (prepare_names_to_update): Rename from prepare_def_sites.
5231 Call prepare_use_sites_for.
5232 (dump_update_ssa): Rename from dump_repl_tbl.
5234 Show statistics for virtual mapping heuristic.
5235 (debug_update_ssa): Rename from debug_debug_repl_tbl.
5236 (init_update_ssa): Initialize UPDATE_SSA_STATS.
5237 (delete_update_ssa): Make extern.
5238 (mark_set_for_renaming): If the set is empty, do nothing.
5239 (release_ssa_name_after_update_ssa): Update comment.
5240 (insert_updated_phi_nodes_for): Do not remove existing
5241 PHI nodes for symbols.
5242 (switch_virtuals_to_full_rewrite_p): New.
5243 (switch_virtuals_to_full_rewrite): New.
5244 (update_ssa): Call them.
5245 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
5246 for every statement before updating.
5247 If all the names in NEW_SSA_NAMES have been marked for
5248 removal, do nothing.
5249 Only start at the top of the CFG if there are symbols in
5251 (ssa_rewrite_finalize_block): Remove.
5252 (ssa_register_new_def): Remove.
5253 (ssa_rewrite_stmt): Remove.
5254 (ssa_rewrite_phi_arguments): Remove.
5255 (ssa_rewrite_initialize_block): Remove.
5256 (ssa_mark_def_sites): Remove.
5257 (ssa_mark_def_sites_initialize_block): Remove.
5258 (ssa_mark_phi_uses): Remove.
5259 (rewrite_ssa_into_ssa): Remove.
5260 * tree-phinodes.c (find_phi_node_for): Remove.
5261 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
5263 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
5264 Remove calls to verify_dominators and
5265 verify_loop_structure.
5266 (tree_unswitch_single_loop): Call update_ssa.
5267 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
5270 (delete_tree_ssa): Assert that need_ssa_update_p returns
5272 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
5273 * tree-vectorizer.c (allocate_new_names, rename_def_op,
5274 free_new_names): Remove. Update all users.
5275 (rename_use_op): Call get_current_def.
5276 (rename_variables_in_bb): Do not handle any real or
5278 (slpeel_update_phis_for_duplicate_loop): Call
5279 get_current_def and set_current_def instead of using
5281 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
5282 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
5283 ssa_names_to_replace and delete_update_ssa.
5284 * doc/invoke.texi: Document --param min-virtual-mappings
5285 and --param virtual-mappings-ratio.
5287 2005-04-22 Diego Novillo <dnovillo@redhat.com>
5289 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
5290 for newly created PHI nodes.
5291 Call create_new_def_for for every new V_MAY_DEF and
5292 V_MUST_DEF on the copied statement.
5293 (struct ssa_name_map_entry): Remove.
5294 (ssa_name_map_entry_hash): Remove.
5295 (ssa_name_map_entry_eq): Remove.
5296 (allocate_ssa_names): Remove.
5297 (rewrite_to_new_ssa_names_def): Remove.
5298 (rewrite_to_new_ssa_names_use): Remove.
5299 (rewrite_to_new_ssa_names_bb): Remove.
5300 (rewrite_to_new_ssa_names): Remove.
5301 (tree_duplicate_sese_region): Remove variables ver,
5302 definitions, phi, ssa_name_map and bi.
5303 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
5305 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
5306 update_ssa instead of rewrite_ssa_into_ssa.
5307 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
5309 (find_uses_to_rename_use): Add argument 'need_phis'.
5310 (find_uses_to_rename_stmt): Do not scan virtual operands.
5311 (find_uses_to_rename): Only scan PHI nodes for
5313 (rewrite_into_loop_closed_ssa): Call update_ssa.
5314 (check_loop_closed_ssa_use): Ignore virtual operands.
5315 (check_loop_closed_ssa_stmt): Likewise.
5316 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
5318 (rename_variables, set_phi_def_stmts): Remove.
5319 (tree_duplicate_loop_to_header_edge): Reformat comment.
5320 Remove variables BB, I and DEFINITIONS.
5321 Call need_ssa_update_p.
5323 (lv_adjust_loop_header_phi): Reformat comment.
5324 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
5325 (marked_for_rewrite_p, any_marked_for_rewrite_p,
5326 mark_for_rewrite, unmark_all_for_rewrite,
5327 marked_ssa_names): Remove. Update all users.
5328 (release_ssa_name): If VAR has been registered for SSA
5329 updating, do nothing.
5330 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
5331 (build_assert_expr_for): Call register_new_name_mapping.
5332 (insert_range_assertions): Update call to update_ssa.
5333 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
5334 marked_for_rewrite_p, any_marked_for_rewrite_p,
5335 marked_ssa_names): Remove.
5337 2005-04-22 Jeff Law <law@redhat.com>
5339 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
5340 (restore_currdefs_to_original_value): Likewise.
5341 (register_definitions_for_stmt): Likewise.
5342 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
5343 for each variable. Do not allocate/free block_defs_stack either.
5344 Do not iterate if we just thread jumps. Only iterate if the
5345 tree_cleanup_cfg does useful work (temporary).
5346 (dom_opt_initialize_block): No longer push a marker on
5348 (dom_opt_finalize_block): Removal call to restore currdefs.
5349 Relax restrictions for recording edge equivalences.
5350 (record_equivalences_from_phis): No longer need to track
5352 (optimize_stmt): Similarly.
5353 (thread_across_edge): Simplify by removing the requirement that
5354 statements in the block we are threading through must be nops.
5355 (initialize_hash_element): Handle GOTO_EXPR.
5357 2005-04-22 David S. Miller <davem@davemloft.net>
5359 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
5361 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
5362 fix check on CONST_DOUBLE mode. It should be VOIDmode
5363 when it is representing an integer.
5365 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
5367 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
5368 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
5369 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
5370 find_char_info_specifier_index,
5371 find_length_info_modifier_index): Likewise.
5372 * c-typeck.c (composite_type, pop_init_level): Likewise.
5373 * combine.c (cant_combine_insn_p, try_combine): Likewise.
5374 * cse.c (cse_insn): Likewise
5375 * dominance.c (calc_dfs_tree): Likewise
5376 dwarf2out.c (loc_descriptor_from_tree_1,
5377 add_abstract_origin_attribute, force_decl_die,
5378 force_type_die): Likewise
5379 emit-rtl.c (operand_subword_force): Likewise
5380 explow.c (hard_function_value): Likewise
5381 expmed.c (store_bit_field, expand_divmod,
5382 emit_store_flag_force): Likewise
5383 expr.c (emit_move_multi_word, store_expr,
5384 expand_expr_real_1): Likewise
5385 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
5386 output_operand): Likewise
5387 flow.c (recompute_reg_usage): Likewise
5388 * function.c (assign_stack_temp_for_type, assign_temp,
5389 handle_epilogue_set): Likewise
5390 * genextract.c (main): Likewise
5391 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
5392 gimplify_modify_expr_rhs, gimplify_expr): Likewise
5393 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
5394 ready_remove, rm_line_notes, rm_other_notes,
5395 schedule_block): Likewise
5396 mips-tfile.c (copy_object, out_of_bounds): Likewise
5398 2005-04-22 David Edelsohn <edelsohn@gnu.org>
5401 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
5402 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
5403 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
5404 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
5406 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
5408 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
5410 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
5411 (gcc_tree_to_linear_expression): Convert to heap allocated
5413 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
5414 lbv_to_gcc_expression, lle_to_gcc_expression,
5415 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
5416 perfect_nestify): Likewise.
5417 lambda.h (gcc_loopnest_to_lambda_loopnest,
5418 lambda_loopnest_to_gcc_loopnest): Likewise.
5419 tree-loop-linear.c (linear_transform_loops): Likewise.
5421 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
5423 * config/sparc/predicates.md (arith_double_operand): Use
5424 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
5425 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
5426 (DImode, DFmode constant splitters): Likewise. Remove code for
5427 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
5428 (logical constant splitters): Use const_int_operand predicate.
5429 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
5430 HOST_BITS_PER_WIDE_INT < 64.
5432 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
5434 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
5435 gcc_unreachable as appropriate.
5436 (force_mode, emit_move_sequence, singlemove_string,
5437 output_move_double, output_fp_move_double, find_addr_reg,
5438 output_block_move, output_block_clear, output_and,
5439 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
5440 pa_adjust_cost, pa_issue_rate, print_operand,
5441 output_global_address, output_arg_descriptor, output_cbranch,
5442 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
5443 output_call): Likewise.
5444 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
5445 prefetch, prefetch_cc, prefetch_nocc): Likewise.
5447 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
5449 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
5450 _gcov_pow2_profiler and _gcov_one_value_profiler.
5451 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
5452 (GTFILES): Add $(srcdir)/tree-profile.c.
5453 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
5454 __gcov_one_value_profiler): Declare.
5455 * gimplify.c (force_gimple_operand): Check whether the statements
5456 should be produced in ssa form.
5457 (force_gimple_operand_bsi): New function.
5458 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
5459 __gcov_one_value_profiler): New functions.
5460 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
5461 the profiled value is a power of two or not.
5462 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
5463 * tree-flow.h (in_ssa_p): Declare.
5464 (force_gimple_operand_bsi): Declare.
5465 * tree-into-ssa.c (in_ssa_p): New variable.
5466 (rewrite_into_ssa): Set in_ssa_p.
5467 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
5468 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
5469 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
5470 tree_one_value_profiler_fn): New variables.
5471 (tree_init_edge_profiler): Initialize the profiler function decls.
5472 (tree_gen_edge_profiler): Use global gcov_type_node.
5473 (prepare_instrumented_value): New function.
5474 (tree_gen_interval_profiler, tree_gen_interval_profiler,
5475 tree_gen_one_value_profiler): Call the library functions instead of
5476 creating instrumentation code.
5477 * tree.c (build_fn_decl): New function.
5478 * tree.h (build_fn_decl): Declare.
5479 * value-prof.c (rtl_divmod_values_to_profile,
5480 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
5481 tree_mod_pow2_value_transform, tree_find_values_to_profile):
5482 Do not handle may_be_other and precise values of exponents at pow2
5484 (tree_mod_subtract_transform): Reflect that value field of
5485 histogram has changed meaning.
5486 (tree_divmod_values_to_profile): Record the values correctly.
5487 (tree_values_to_profile): Update comment.
5488 * value-prof.h (struct histogram_value_t): Remove pow2 data.
5490 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
5492 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
5495 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
5497 * config/i386/i386.md (length_immediate): Use gcc_assert or
5498 gcc_unreachable, as appropriate.
5499 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
5500 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
5501 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
5502 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
5503 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
5504 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
5505 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
5506 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
5507 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
5508 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
5509 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
5510 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
5511 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
5512 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
5513 *prefetch_sse_rex): Likewise.
5514 * config/i386/predicates.md (x86_64_immediate_operand,
5515 x86_64_zext_immediate_operand, symbolic_operand,
5516 no_seg_address_operand, aligned_operand,
5517 memory_displacement_operand): Likewise.
5518 * config/i386/sse.md (*mov<mode>_internal,
5519 *movv2df_internal): Likewise.
5521 2005-04-22 Jan Hubicka <jh@suse.cz>
5523 * Makefile.in (ipa.o, ipa-inline.o): New files.
5524 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
5525 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
5526 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
5527 * cgraphunit.c (cgraph_default_inline_p,
5528 cgraph_decide_inlining_incrementally, ncalls_inlined,
5529 nfunctions_inlined, initial_insns, overall_insns,
5530 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
5531 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
5532 cgraph_mark_inline, cgraph_check_inline_limits,
5533 cgraph_default_inline_p, cgraph_recursive_inlining_p,
5534 update_callee_keys, lookup_recursive_calls,
5535 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
5536 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
5537 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
5538 pass_ipa_inline): Move to ipa-inline.c
5539 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
5541 * ipa-inline.c: New file.
5543 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
5545 * doc/invoke.texi (SPARC options): Document that -mapp-regs
5546 is turned off by default on Solaris.
5548 2005-04-21 Roger Sayle <roger@eyesopen.com>
5550 * c-common.h (objc_build_method_signature): Update prototype.
5551 * stub-objc.c (objc_build_method_signature): Update the stub
5552 implementation to accept and ignore additional parameter.
5553 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
5554 the value of ellipsis to objc_build_method_signature instead
5555 of setting TREE_OVERFLOW on the parms TREE_LIST node.
5557 2005-04-21 Geoffrey Keating <geoffk@apple.com>
5559 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
5560 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
5561 gen_rtx_* not gen_rtx_fmt_*.
5562 (rs6000_emit_vector_select): Likewise.
5563 (rs6000_emit_sync): New.
5564 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
5565 (larx, stcx, cmp): New mode substitutions.
5566 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
5567 UNSPEC_ISYNC): New constants.
5568 (rlwinm): Give name.
5569 (memory_barrier, isync, lwsync): New insns.
5570 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
5571 (sync_lock_release<mode>): New expander.
5572 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
5573 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
5574 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
5575 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
5576 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
5577 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
5578 (sync_add<mode>_internal, sync_addshort_internal,
5579 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
5580 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
5581 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
5583 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
5584 is the memory before, not after, the operation. Clarify
5585 barrier requirements.
5587 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
5589 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
5590 * lambda.h (lambda_vector_min_nz): Likewise.
5591 * langhooks.h (struct lang_hooks_for_types,
5592 struct lang_hooks): Likewise.
5593 * output.h (assemble_integer, this_is_asm_operands): Likewise.
5596 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
5598 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
5599 comments to avoid 'abort'. Use gcc_assert as necessary.
5600 * opts.c (common_handle_option): Likewise.
5601 * pretty-print.c (pp_base_format_text): Likewise.
5602 * print-rtl.c (print_rtx): Likewise.
5603 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
5604 * regmove.c (try_auto_increment): Likewise.
5605 * reload.c (find_valid_class, find_reloads_toplev,
5606 find_equiv_reg): Likewise.
5607 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
5608 merge_assigned_reloads): Likewise.
5609 * tree-inline.c (inline_forbidden_p_1,
5610 estimate_num_insns_1): Likewise.
5611 * tree-optimize.c (execute_todo): Likewise.
5612 * tree-outof-ssa.c (eliminate_phi): Likewise.
5613 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
5614 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
5615 * tree-ssa-operands.c (parse_ssa_operands,
5616 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
5617 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
5618 * tree-ssanames.c (release_ssa_name): Likewise.
5619 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
5620 walk_tree): Likewise.
5622 * tree-ssa-operands.c (verify_abort): Fold into ..
5623 (verify_imm_links): ... here.
5625 2005-04-21 Richard Henderson <rth@redhat.com>
5627 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
5628 on non-memory operand for previous inversion.
5630 2005-04-21 Devang Patel <dpatel@apple.com>
5632 PR optimization/20994
5633 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
5634 x = !(a == b) : p , q;.
5635 (pass_if_conversion): Verify stmts and flow.
5637 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
5639 * optabs.c (gen_conditional_trap): Restore #define.
5641 * alias.c (true_dependence): Remove 'abort' from comments. Use
5642 gcc_assert and gcc_unreachable as appropriate.
5643 (canon_true_dependence): Likewise.
5644 * bb-reorder.c (connect_traces): Likewise.
5645 * c-common.c (c_add_case_label): Likewise.
5646 * c-decl.c (finish_function): Likewise.
5647 * caller-save.c (insert_restore, insert_save): Likewise.
5648 * cfg.c (update_bb_profile_for_threading): Likewise.
5649 * cfganal.c (flow_active_insn_p): Likewise.
5650 * cfgexpand.c (add_reg_br_prob_note): Likewise.
5651 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
5652 cfg_layout_merge_blocks): Likewise.
5653 * ifcvt.c (cond_exec_process_insns, merge_if_block,
5654 find_if_block): Likewise.
5655 * integrate.c (allocate_initial_values): Likewise.
5656 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
5657 swap_condition, unsigned_condition, signed_condition,
5658 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
5659 reg_or_subregno): Likewise.
5660 * lambda-code.c (lambda_compute_auxillary_space,
5661 lambda_transform_legal_p): Likewise.
5662 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
5663 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
5664 lhd_incomplete_type_error, lhd_expand_expr,
5665 lhd_types_compatible_p, lhd_tree_size): Likewise.
5666 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
5667 * local-alloc.c (update_equiv_regs): Likewise.
5668 * loop-unroll.c (peel_loop_completely
5669 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
5670 peel_loop_simple, unroll_loop_stupid,
5671 analyze_iv_to_split_insn): Likewise.
5672 * loop.c (gen_prefetch, find_and_verify_loops,
5673 basic_induction_var): Likewise.
5674 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
5675 * value-prof.c (tree_find_values_to_profile): Likewise.
5676 * varasm.c (named_section, default_assemble_integer,
5677 decode_addr_const): Likewise.
5679 2005-04-21 Alan Modra <amodra@bigpond.net.au>
5680 Fariborz Jahanian <fjahanian@apple.com>
5682 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
5683 portion of argument passed in fpr.
5684 * expr.c (emit_push_insn): Fix computation of 'offset' used to
5685 decide on partial argument save on stack.
5687 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
5689 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
5692 2005-04-21 Jan Hubicka <jh@suse.cz>
5694 * cgraphunit.c: Include tree-pass.h
5695 (cgraph_decide_recursive_inlining,
5696 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
5697 cgraph_decide_inlining): Dump goes to dump_file.
5698 (cgraph_optimize): Call ipa passes instead of inliner.
5699 (cgraph_gate_inlining, pass_ipa_inline): New.
5700 * tree-optimize.c (all_ipa_passes): New static variable.
5701 (register_one_dump_file): Dead with IPA passes.
5702 (register_dump_files): Likewise.
5703 (init_tree_optimization_passes): Initialize IPA passes.
5704 (execute_todo): Do cgraph dump when asked to, do not dump function body
5706 * tree-pass.h (TODO_dump_cgraph): New macro.
5707 (ipa_passes): Declare.
5708 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
5710 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
5712 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
5713 gcc_assert instead of abort.
5714 (classify_argument, examine_argument, construct_container,
5715 contains_128bit_aligned_vector_p, ix86_check_movabs,
5716 standard_80387_constant_opcode, standard_80387_constant_rtx,
5717 ix86_initial_elimination_offset, ix86_compute_frame_layout,
5718 pro_epilogue_adjust_stack, ix86_expand_epilogue,
5719 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
5720 legitimize_tls_address, output_pic_addr_const,
5721 i386_output_dwarf_dtprel, put_condition_code, print_reg,
5722 get_some_local_dynamic_name, print_operand, print_operand_address,
5723 output_387_binary_op, emit_i387_cw_initialization,
5724 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
5725 ix86_expand_clear, ix86_expand_binary_operator,
5726 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
5727 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
5728 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
5729 ix86_expand_branch, ix86_expand_setcc,
5730 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
5731 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
5732 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
5733 memory_address_length, ix86_attr_length_immediate_default,
5734 ix86_attr_length_address_default, ix86_agi_dependant,
5735 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
5736 ix86_expand_binop_builtin, ix86_force_to_memory,
5737 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
5738 x86_emit_floatuns): Likewise.
5739 * config/i386/netware.c (gen_regparm_prefix,
5740 i386_nlm_strip_name_encoding): Likewise.
5741 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
5743 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
5745 * optabs.c (gen_condiational_trap): Remove #define.
5746 (add_equal_note): Assertify. Remove explicit indirection from
5747 call via function pointer.
5748 (expand_ternary_op, expand_simple_binop, expand_binop,
5749 expand_twoval_unop, expand_twoval_binop,
5750 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
5751 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
5752 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
5753 prepare_float_lib_cmp, emit_conditional_move,
5754 emit_conditional_add, gen_add2_insn, gen_add3_insn,
5755 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
5756 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
5757 vector_compare_rtx, expand_vec_cond_expr): Likewise.
5759 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
5761 * vec.h: Update API to separate allocation mechanism from type.
5762 (VEC_safe_grow): New.
5763 * vec.c (calculate_allocation): New.
5764 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
5765 (vec_gc_free, vec_heap_free): Remove.
5766 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
5768 (mangle_macro_name): New.
5769 (struct macro_def): New.
5770 (struct macro): Add multiple argument values.
5771 (macro_expans_end): New.
5772 (push_macro_expansion): Chain on new macro. Process multiple
5773 args, create follow on expansion. Return follow on argument.
5774 (macro_input): Deal with multiple arguments.
5776 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
5777 (struct tree_binfo): Adjust.
5778 * basic-block.h: Define VEC(edge,gc).
5779 (struct edge_def): Adjust.
5780 (struct basic_block_def, struct edge_iterator): Likewise.
5781 (ei_container, ei_start_1, ei_last_1): Likewise.
5782 * cfg.c (connect_src, connect_dest): Likewise.
5783 * cfgrtl.c (force_nonfallthru_and_redirect)
5784 * dbxout.c (dbxout_type)
5785 * dwarf2out.c (gen_member_die)
5786 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
5787 (gcc_tree_to_linear_expression): Adjust.
5788 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
5789 lbv_to_gcc_expression, lle_to_gcc_expression,
5790 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
5791 perfect_nestify): Likewise.
5792 * lambda.h (gcc_loopnest_to_lambda_loopnest,
5793 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
5794 * profile.c (instrument_values): Adjust.
5795 * tree-cfg.c (modified_noreturn_calls): Adjust.
5796 (remove_fallthru_edge): Likewise.
5797 * tree-dump.c (dequeue_and_dump): Adjust.
5798 * tree-flow-inline.h (mark_stmt_modified): Adjust.
5799 * tree-flow.h (modified_noreturn_calls): Adjust.
5800 (tree_on_heap): Remove. (yay!)
5801 (register_new_def): Adjust.
5802 * tree-into-ssa.c: Define VEC(int,heap).
5803 (block_defs_stack): Adjust.
5804 (find_idf, insert_phi_nodes, register_new_def,
5805 rewrite_initialize_block, rewrite_finalize_block,
5806 register_new_update_single, rewrite_update_init_block,
5807 rewrite_update_fini_block, rewrite_blocks,
5808 ssa_rewrite_finalize_block, ssa_register_new_def,
5809 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
5810 * tree-loop-linear.c (linear_transform_loops): Adjust.
5811 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
5812 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
5813 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
5814 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
5815 vrp_variables_stack): Adjust declarations.
5816 (tree_ssa_dominator_optimize): Adjust.
5817 (dom_opt_initialize_block, remove_local_expressions_from_table,
5818 restore_nonzero_vars_to_original_value,
5819 restore_vars_to_original_value,
5820 restore_currdefs_to_original_value, dom_opt_finalize_block,
5821 record_var_is_nonzero, record_cond, record_const_or_copy_1,
5822 optimize_stmt, update_rhs_and_lookup_avail_expr,
5823 lookup_avail_expr, record_range): Likewise.
5824 * tree-ssa-pre.c: Define VEC(basic_block,heap).
5825 (compute_antic_aux): Adjust.
5826 (inserted_exprs, create_expression_by_pieces,
5827 insert_into_preds_of_block, eliminate, mark_operand_necessary,
5828 remove_dead_inserted_code, fini_pre): Likewise.
5829 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
5830 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
5831 ssa_prop_init): Likewise.
5832 * tree-ssa.c: Define VEC(bitmap,heap).
5833 (verify_name_tags): Adjust.
5834 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
5835 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
5836 tree_divmod_values_to_profile, tree_find_values_to_profile,
5837 value_profile_transformations): Likewise.
5838 * value-prof.h: Define VEC(histogram_value,heap).
5839 * varasm.c: Remove alias_pair pointer typedef, define
5841 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
5843 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
5844 not a pointer to it. Create an object vector.
5845 (extern_symbols): Turn into an object vector.
5846 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
5848 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
5851 * Makefile.in (tree-chrec.o): Depend on params.h.
5852 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
5854 * tree-chrec.c: Depend on params.h. Replace build with buildN,
5855 and fold build with fold_buildN.
5856 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
5857 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
5858 (tree_contains_chrecs): Compute an estimation of the size of the
5860 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
5861 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
5862 * tree-scalar-evolution.c (simple_iv): Ditto.
5863 * doc/invoke.texi (scev-max-expr-size): Documented.
5865 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
5867 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
5868 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
5869 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
5870 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
5871 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
5872 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
5873 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
5874 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
5875 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
5876 (darwin_fix_and_continue_switch): Delete.
5877 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
5878 (SUBTARGET_SWITCHES): Delete.
5879 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
5880 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
5881 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
5882 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
5883 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
5884 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
5885 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
5886 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
5887 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
5888 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
5889 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
5890 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
5891 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
5892 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
5893 (TARGET_64BIT): Undef before redefining.
5894 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
5895 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
5896 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
5897 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
5898 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
5899 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
5900 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
5901 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
5902 (ix86_debug_arg_string, ix86_debug_addr_string)
5903 (ix86_align_loops_string, ix86_align_jumps_string)
5904 (ix86_align_funcs_string): Delete.
5905 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
5906 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
5907 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
5908 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
5909 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
5910 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
5911 (SUBTARGET_SWITCHES): Delete.
5912 * config/i386/i386.c (ix86_debug_arg_string): Delete.
5913 (ix86_debug_addr_string): Delete.
5914 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
5915 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
5916 (ix86_align_loops_string, ix86_align_jumps_string)
5917 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
5918 (ix86_align_funcs_string): Make static.
5919 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5920 (ix86_handle_option): New function.
5921 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
5922 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
5923 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
5924 of darwin_fix_and_continue_switch.
5925 (darwin_one_byte_bool): Delete.
5926 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
5927 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
5928 to darwin_one_byte_bool.
5929 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
5930 * config/i386/djgpp.opt, config/i386/i386.opt,
5931 * config/i386/sco5.opt: New files.
5933 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5935 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
5936 fp_zero_operand, fp_register_operand, intreg_operand,
5937 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
5938 call_operand, call_operand_address, tgd_symbolic_operand,
5939 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
5940 symbolic_operand, symbolic_memory_operand, label_ref_operand,
5941 sp64_medium_pic_operand, data_segment_operand,
5942 text_segment_operand, splittable_symbolic_memory_operand,
5943 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
5944 eq_or_neq, normal_comp_operator, noov_compare_op,
5945 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
5946 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
5947 const64_operand, const64_high_operand, arith11_operand,
5948 arith10_operand, arith_double_operand, arith_double_4096_operand,
5949 arith_double_add_operand, arith11_double_operand,
5950 arith10_double_operand, small_int, small_int_or_double,
5951 uns_small_int, uns_arith_operand, clobbered_register,
5952 input_operand, compare_operand): Delete.
5953 (sparc_emit_set_const32): Use predicates in assertion. Remove special
5954 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
5955 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
5956 (GEN_HIGHINT64, GEN_INT64): Delete.
5957 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
5958 gen_safe_XOR64): Adjust for above deletion.
5959 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
5960 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
5961 (legitimate_constant_p): Use const_zero_operand instead.
5962 (sparc_extra_constraint_check): Likewise.
5963 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
5964 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
5965 (PREDICATE_CODES): Delete.
5966 * config/sparc/sparc.md: Include predicates.md.
5967 (All patterns): Adjust for new predicate names.
5968 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
5969 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
5970 (movdi): Use general_operand predicate.
5971 (movdi_sp64_dbl): Delete.
5972 (movdi_const64_special): Add 'N' constraint.
5973 (movdicc): Use arith10_operand predicate.
5974 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
5975 (movdi_cc_reg_sp64): Use arith10_operand predicate.
5976 (movdi_cc_reg_sp64_trunc): Delete.
5977 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
5978 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
5979 (subdi3_sp32): Delete.
5980 (subdi3_insn_sp32): Change to define_insn_and_split.
5981 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
5982 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
5983 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
5984 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
5985 small_int_operand predicate.
5986 (divdi3, udivdi3): Use arith_operand predicate.
5987 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
5988 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
5989 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
5990 (xordi3_sp64_dbl): Delete.
5991 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
5992 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
5993 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
5994 cmp_ccx_set_not): Use arith_operand predicate.
5995 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
5996 * config/sparc/predicates.md: New file.
5998 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
6000 PR tree-optimization/14846
6001 * fold-const.c (fold_single_bit_test_into_sign_test): New,
6003 (fold_single_bit_test): ... here.
6004 (fold_binary): Call fold_single_bit_test_into_sign_test
6005 instead of fold_single_bit_test.
6007 2005-04-20 James E Wilson <wilson@specifixinc.com>
6010 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
6011 is another declaration.
6013 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
6015 * config/cris/predicates.md: New file.
6016 * config/cris/cris-protos.h (cris_store_multiple_op_p)
6017 (cris_movem_load_rest_p): Declare.
6018 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
6019 (cris_movem_load_rest_p): Ditto. Globalize.
6020 (cris_bdap_operand, cris_bdap_biap_operand,
6021 cris_orthogonal_operator, cris_commutative_orth_op,
6022 cris_operand_extend_operator,
6023 cris_additive_operand_extend_operator, cris_extend_operator,
6024 cris_plus_or_bound_operator, cris_mem_op,
6025 cris_general_operand_or_symbol,
6026 cris_general_operand_or_gotless_symbol,
6027 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
6028 cris_load_multiple_op): Remove predicate functions.
6029 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
6030 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
6031 * config/cris/cris.h (PREDICATE_CODES): Don't define.
6032 * config/cris/cris.md: Include predicates.md.
6033 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
6035 2005-04-20 Ian Lance Taylor <ian@airs.com>
6037 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
6038 * c-common.h (STMT_EXPR_STMT): Don't define.
6039 (STMT_EXPR_NO_SCOPE): Don't define.
6040 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
6041 * c-pretty-print.c (pp_c_primary_expression): Likewise.
6042 (pp_c_expression): Likewise.
6044 2005-04-20 Richard Henderson <rth@redhat.com>
6047 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
6049 2005-04-20 Jeff Law <law@redhat.com>
6051 * reload1.c (reload): Ignore equivalences between pseudos and
6054 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
6057 * c-tree.h (struct c_label_list): Update comment.
6058 (struct c_label_context): Rename to struct c_label_context_se.
6059 (label_context_stack): Rename to label_context_stack_se.
6060 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
6061 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
6062 c_end_vm_scope): New.
6063 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
6064 * c-decl.c (pop_scope): Call c_end_vm_scope.
6065 (pushdecl): Call c_begin_vm_scope for variably modified
6067 (define_label): Check for jumping into scope of identifier with
6068 variably modified type. Push label on stack for those defined at
6069 current context of identifiers with variably modified type.
6070 (start_function): Create stack level for context of identifiers
6071 with variably modified type.
6072 (finish_function): Pop stack level for context of identifiers with
6073 variably modified type.
6074 * c-typeck.c (label_context_stack): Rename to
6075 label_context_stack_se.
6076 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
6077 (c_finish_goto_label): Check for jumping into scope of identifier
6078 with variably modified type. Push label on stack for those jumped
6079 to from current context of identifiers with variably modified
6081 (struct c_switch): Add blocked_vm.
6082 (c_start_case): Initialize blocked_vm.
6083 (do_case): Check blocked_vm.
6084 (c_finish_case): Add comment.
6085 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
6086 variable label_context_stack.
6088 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
6090 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
6091 conditional_replacement, value_replacement, abs_replacement,
6093 (replace_phi_edge_with_variable): Remove argument BB.
6094 (conditional_replacement, value_replacement,
6095 minmax_replacement, abs_replacement): Remove argument PHI_BB.
6096 Update a call to replace_phi_edge_with_variable.
6098 * tree-ssa-phiopt.c: Fix comments.
6100 2005-04-20 Michael Matz <matz@suse.de>
6103 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
6106 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
6108 * tree-ssa-phiopt.c: Fix comment typos.
6110 PR tree-optimization/21116
6111 * tree-ssa-phiopt.c: Fix a typo.
6113 2005-04-19 Richard Henderson <rth@redhat.com>
6115 * builtins.c (expand_builtin_sync_operation): Revert last change.
6116 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
6118 (expand_compare_and_swap_loop): Likewise.
6119 (expand_sync_operation): Remove fallback from NAND to AND; invert
6120 memory operand when expanding from cmpxchg.
6121 (expand_sync_fetch_operation): Likewise.
6122 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
6125 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
6126 when implementing NAND. Fix double-add for AFTER.
6127 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
6128 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6129 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
6131 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
6134 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
6135 to return old memory value.
6136 (sync_compare_and_swap_cc<IMODE>): Likewise.
6138 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
6139 return pre-reload. Don't consider output or anti dependencies.
6140 * config/ia64/sync.md (IMODE): New.
6141 (modesuffix): Add QI and HI.
6142 (memory_barrier): Simplify expansion.
6143 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
6144 (cmpxchg_acq_<IMODE>): Likewise.
6145 (sync_lock_test_and_set<IMODE>): Likewise.
6146 (sync_lock_release<IMODE>): Likewise.
6148 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
6150 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
6153 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
6155 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
6157 2005-04-20 Michael Pogue <michael.pogue@sun.com>
6158 Joseph S. Myers <joseph@codesourcery.com>
6160 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
6161 * c-typeck.c (build_c_cast): Check these options.
6162 * doc/invoke.texi: Document these options.
6164 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
6166 * tree-ssa-phiopt.c: Update a comment about the pass.
6168 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
6170 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
6171 config/mcore/mcore.c: Fix comment typos.
6173 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
6175 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
6176 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
6178 2005-04-19 Paul Brook <paul@codesourcery.com>
6180 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
6182 2005-04-19 Andrew Haley <aph@redhat.com>
6185 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
6186 looking at a field's bitpos.
6188 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6190 * system.h (fopen, fdopen, freopen): Define these to the unlocked
6191 libiberty functions.
6193 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
6195 PR tree-optimization/21096
6196 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
6198 2005-04-19 Alan Modra <amodra@bigpond.net.au>
6201 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
6202 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
6204 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
6206 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
6207 refers to the function being dumped.
6209 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
6211 * varasm.c (assemble_start_function): Remove reset of in_section.
6213 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
6215 PR tree-optimization/21085
6216 * fold-const (fold_binary): Don't change X % -C to X % C if C has
6219 2005-04-19 Ben Elliston <bje@au.ibm.com>
6221 * doc/invoke.texi (Optimize Options): Refer to the correct
6222 optimisation flag -ftree-dominator-opts, not -ftree-dom.
6224 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
6226 * config/rs6000/rs6000.c (machopic_output_stub): Increase
6227 alloca argument to be big enough.
6229 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
6232 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
6235 2005-04-18 Tom Tromey <tromey@redhat.com>
6237 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
6240 2005-04-18 Richard Henderson <rth@redhat.com>
6242 * config/alpha/alpha.c (alpha_split_atomic_op): New.
6243 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
6244 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
6245 * config/alpha/alpha-protos.h: Update.
6246 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
6247 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
6248 (attr type): Add ld_l, st_c, mb.
6249 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
6250 iornotsi3, xorsi_internal, xornotsi3): New.
6251 * config/alpha/ev4.md (ev4_ld): Add ld_l.
6252 (ev4_ist_c, ev4_mb): New.
6253 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
6255 * config/alpha/ev6.md (ev6_ild): Add ld_l.
6256 (ev6_ist): Add st_c.
6258 * config/alpha/sync.md: New file.
6260 2005-04-18 Richard Henderson <rth@redhat.com>
6262 * builtins.c (expand_builtin_sync_operation): Fold nand to and
6265 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
6267 2005-04-18 Devang Patel <dpatel@apple.com>
6269 * config/rs6000/atlivec.md (mulv4si3): New pattern.
6271 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
6273 PR tree-optimization/20922
6274 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
6275 Fold X + c >= X and fold X - c <= X to true.
6277 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
6279 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
6281 (emergency_labeled_state_free): Likewise.
6283 2005-04-18 Nick Clifton <nickc@redhat.com>
6285 * config/h8300/h8300.md (jump): Remove prescan parameter from
6286 calls to final_scan_insn.
6288 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
6289 parameter from calls to final_scan_insn.
6291 * config.gcc (m68hc12): Use the m68hc11.opt file for target
6293 (v850e, v850e1): Use the v850.opt file for target specific
6296 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
6298 PR tree-optimization/21001
6299 * tree-optimize.c (init_tree_optimization_passes): Move the
6300 first pass_forwprop immediately before pass_vrp.
6302 2005-04-17 Ian Lance Taylor <ian@airs.com>
6304 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
6305 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
6306 from enum tree_code op to bool is_sizeof.
6307 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
6308 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
6309 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
6311 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
6313 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
6316 2005-04-17 Ian Lance Taylor <ian@airs.com>
6318 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
6320 2005-04-17 Richard Henderson <rth@redhat.com>
6322 * config/alpha/alpha.c (va_list_skip_additions): Only define if
6324 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
6325 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
6326 of indirection through ssa names while looking for the gpr counter
6328 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
6329 saved va_list_gpr_size and va_list_fpr_size.
6331 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
6333 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
6334 both pointers or both integers.
6336 * tree-vrp.c (maybe_add_assert_expr): Don't assert
6337 ASSERT_EXPRs for single-use variable.
6339 * tree-into-ssa.c: Fix a comment typo.
6341 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
6343 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
6344 -mipsN before forcing a default of -mips2.
6346 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
6348 * predict.h (IS_TAKEN): Remove.
6349 * rtl.h (NOTE_PREDICTION): Likewise.
6351 * modulo-sched.c (CFG_HOOKS): Remove.
6353 * c-parser.c (N_C_TTYPES): Remove.
6355 * tree-flow-inline.h (get_stmt_operands): Remove.
6356 * lambda-code.c, tree-ssa-loop-unswitch.c,
6357 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
6358 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
6359 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
6360 calls to get_stmt_operands.
6361 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
6363 2005-04-17 Richard Henderson <rth@redhat.com>
6366 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
6367 of CUMULATIVE_ARGS past the last named argument.
6368 (alpha_va_start): Expect pretend_args_size only if strictly less than
6371 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
6374 * builtins.c (expand_builtin_strcat): Convert the result of
6375 strlen to the right type.
6376 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
6377 avoid creating type mismatches.
6378 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
6381 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
6383 2005-04-16 Richard Henderson <rth@redhat.com>
6386 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
6387 Use the mode of boolean_type_node when the user doesn't provide one.
6388 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
6390 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
6393 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
6396 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
6399 2005-04-16 Roger Sayle <roger@eyesopen.com>
6400 Steven Bosscher <stevenb@suse.de>
6402 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
6403 (fold_unary_to_constant): Likewise.
6405 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
6407 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
6410 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
6412 * doc/install.texi (Specific): Avoid using asterisks in @anchor
6413 names related to target triplets.
6414 Remove i?86-*-esix from platform directory.
6415 Remove powerpc-*-eabiaix from platform directory.
6417 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
6420 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
6421 falling through from SUBREG case to REG.
6423 2005-04-15 Roger Sayle <roger@eyesopen.com>
6425 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
6426 (fold_binary): Update comment mentioning fold_relational_hi_lo.
6427 (fold_binary_to_constant): Simplify using fold_binary.
6428 (fold_unary_to_constant): Likewise, simplify using fold_unary.
6430 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6432 * gthr-posix.c (pthread_cancel): Define.
6433 (pthread_mutexattr_init): Likewise.
6434 (pthread_mutexattr_settype): Likewise.
6435 (pthread_mutexattr_destroy): Likewise.
6437 2005-04-15 David S. Miller <davem@davemloft.net>
6440 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
6442 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
6444 PR tree-optimization/21031
6445 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
6446 (forward_propagate_into_cond_1): Call it. Forward propagate
6447 integer-integer casts into COND_EXPRs.
6449 2005-04-15 Dave Korn <dave.korn@artimi.com>
6451 * gcc.c (default_compilers): Clarify obscure error message when
6452 reading from standard input.
6454 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
6456 * basic-block.h (PROP_EQUAL_NOTES): Remove.
6457 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
6459 * tree-ssa-alias.c (init_alias_info): Remove a call to
6462 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
6464 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
6465 of non-virtual PHI nodes like we use to.
6467 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
6469 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
6470 (attr_copy_rtx): Do not use it.
6472 2005-04-15 Andrew Macleod <amacleod@redhat.com>
6474 * doc/tree-ssa.texi: Grammer/abbreviation updates.
6476 2005-04-15 Diego Novillo <dnovillo@redhat.com>
6478 * tree-vect-transform.c (vectorizable_store): Mark necessary
6479 objects in the vectorized store needing renaming. Update the
6480 SSA graph for V_MAY_DEF operands in the original store.
6482 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
6484 * tree-ssa-pre.c (compute_avail): It's okay to have
6485 TREE_INVARIANT's here, and value number the resulting expressions.
6486 (create_expression_by_pieces): Make sure operands that were
6487 min_invariant when we started, stay that way.
6489 2005-04-15 David Edelsohn <edelsohn@gnu.org>
6491 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
6493 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
6495 PR tree-optimization/20936.
6496 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
6498 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6500 * doc/invoke.texi: Fix typos.
6501 * doc/md.texi: Likewise.
6502 * doc/rtl.texi: Likewise.
6503 * doc/sourcebuild.texi: Likewise.
6504 * doc/tm.texi: Likewise.
6506 2005-04-15 Uros Bizjak <uros@kss-loka.si>
6508 PR tree-optimization/21004
6509 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
6510 and floorl in c99 mode only.
6511 * builtins.c (expand_builtin_int_roundingfn): Assert that
6512 fallback_fndecl is not NULL_TREE.
6514 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
6516 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
6517 * basic-block.h: Update the prototype for
6518 purge_all_dead_edges.
6519 * cfgexpand.c (tree_expand_cfg): Update a call to
6520 purge_all_dead_edges.
6521 * combine.c (combine_instructions): Likewise.
6522 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
6523 rest_of_handle_cse2, rest_of_handle_gcse,
6524 rest_of_handle_postreload): likewise.
6526 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
6529 * gimplify.c (gimplify_addr_expr): Compensate for removal of
6530 e.g. cv-qualification conversions.
6532 2005-04-14 Mike Stump <mrs@apple.com>
6534 * config/darwin-c.c (framework_construct_pathname): We must
6535 find all headers of a framework in the first instance of it
6536 found in the seach path.
6538 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
6540 PR tree-optimization/21021
6541 * tree-vrp.c (compare_values): Work around a bug in the front
6542 end that produces a comparison of mismatched types.
6544 2004-04-14 Richard Henderson <rth@redhat.com>
6546 * config/ia64/ia64.h (enum fetchop_code): Remove.
6547 (enum ia64_builtins): Move ...
6548 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
6549 members except BSP and FLUSHRS.
6550 (ia64_init_builtins): Remove __sync builtins.
6551 (ia64_expand_builtin): Likewise.
6552 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
6553 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
6554 (ia64_expand_lock_release): Remove.
6555 * config/ia64/ia64.md (mf): Move to sync.md.
6556 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
6557 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
6558 * config/ia64/sync.md: New file.
6559 (memory_barrier): Rename from mf.
6560 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
6561 (cmpxchg_acq_<I48MODE>): Likewise.
6562 (sync_lock_test_and_set<I48MODE>): Likewise.
6564 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
6565 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
6567 2004-04-14 Richard Henderson <rth@redhat.com>
6569 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
6570 (ix86_compare_emitted): New.
6571 (ix86_expand_compare): Use ix86_compare_emitted if set.
6572 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
6573 and ix86_compare_op0 are set.
6574 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
6575 (TARGET_CMPXCHG, TARGET_XADD): New.
6576 (ix86_compare_emitted): Declare.
6577 * config/i386/i386.md: Include sync.md
6578 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
6579 (UNSPECV_XCHG, UNSPECV_LOCK): New.
6580 * config/i386/sync.md: New file.
6582 2004-04-14 Richard Henderson <rth@redhat.com>
6585 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
6586 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
6587 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
6588 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
6589 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
6590 BT_FN_I8_VPTR_I8_I8): New.
6591 * builtins.def (DEF_SYNC_BUILTIN): New.
6592 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
6593 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
6594 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
6595 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
6596 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
6597 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
6598 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
6599 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
6600 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
6601 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
6602 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
6603 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
6604 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
6605 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
6606 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
6607 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
6608 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
6609 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
6610 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
6611 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
6612 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
6613 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
6614 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
6615 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
6616 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
6617 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
6618 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
6619 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
6620 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
6621 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
6622 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
6623 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
6624 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
6625 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
6626 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
6627 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
6628 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
6629 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
6630 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
6631 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
6632 BUILT_IN_SYNCHRONIZE: New.
6633 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
6634 as a function. Accept __sync_ as a prefix as well.
6635 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
6636 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
6637 expand_builtin_lock_release): New.
6638 (expand_builtin): Call them.
6639 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
6640 neither BOTH_P nor FALLBACK_P are defined.
6641 (builtin_type_for_size): New.
6642 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
6643 (resolve_overloaded_builtin): New.
6644 * c-common.h (resolve_overloaded_builtin): Declare.
6645 (builtin_type_for_size): Declare.
6646 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
6647 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
6648 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
6649 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
6650 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
6651 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
6652 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
6653 sync_compare_and_swap_cc, sync_lock_test_and_set,
6654 sync_lock_release): New.
6655 * optabs.h: Declare them.
6656 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
6657 expand_sync_operation, expand_sync_fetch_operation,
6658 expand_sync_lock_test_and_set): Declare.
6659 * genopinit.c (optabs): Add sync optabs.
6660 * optabs.c (init_optabs): Initialize sync optabs.
6661 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
6662 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
6663 expand_sync_operation, expand_sync_fetch_operation,
6664 expand_sync_lock_test_and_set): New.
6665 * doc/extend.texi (Atomic Builtins): New section
6666 * doc/md.texi (Standard Names): Add sync patterns.
6668 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
6670 * tree-eh.c (lower_try_finally_copy): Generate new code in
6671 response to goto_queue entries as if the queue was sorted by
6672 index, not pointers.
6673 (lower_try_finally_switch): Likewise.
6675 2005-04-14 Richard Henderson <rth@redhat.com>
6677 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
6678 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
6680 (ix86_expand_fp_movcc): Update to match.
6681 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
6682 * config/i386/i386-protos.h: Update.
6683 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
6684 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
6686 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
6688 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
6691 2005-04-14 Julian Brown <julian@codesourcery.com>
6693 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
6694 link failures on ppc64 Linux.
6696 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
6698 * config.gcc: Set cpu_type for s390.
6700 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
6702 Fix PR tree-optimization/20963
6703 * tree-ssa-pre.c (compute_avail): Remove special case for
6705 (create_expression_by_pieces): Add value numbers for forced out
6708 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
6710 * config/cris/cris.md: Replace references to (reg:SI 16) with
6711 (reg:SI CRIS_SRP_REGNUM).
6713 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
6715 PR tree-optimization/20657
6716 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
6717 create an appropriate range from it.
6719 2005-04-14 Uros Bizjak <uros@kss-loka.si>
6721 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
6722 <UNSPEC_FIST_CEIL> case.
6724 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
6725 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
6726 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
6727 to implement lfloor and llfloor built-ins as x87 intrinsic function.
6728 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
6729 (lfloor<mode>2): New expanders.
6730 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
6731 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
6732 to implement lceil and llceil built-ins as x87 intrinsic function.
6733 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
6734 (lceil<mode>2): New expanders.
6736 2005-04-14 Uros Bizjak <uros@kss-loka.si>
6738 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
6739 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
6741 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
6744 * config/s390/s390-modes.def: Define TFmode.
6746 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
6748 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
6749 (JUMP_TABLES_IN_TEXT_SECTION): Define.
6750 * config/mips/mips.c (mips16_insn_length): Remove reference to
6751 JUMP_TABLES_IN_TEXT_SECTION.
6753 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
6755 * simplify-rtx.c (simplify_binary_operation_1): Return
6756 scalar or vector of constant 0, depending on the xor's
6759 2005-04-13 Dale Johannesen <dalej@apple.com>
6761 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
6762 (objc-act.o): Ditto.
6763 * objc/objc-act.c (objc_gimplify_expr): New.
6764 (objc_get_callee_fndecl): New.
6765 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
6766 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
6767 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
6769 2005-04-13 Devang Patel <dpatel@apple.com>
6771 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
6774 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
6776 CRIS prologue as RTL.
6777 * config/cris/cris-protos.h (cris_emit_movem_store)
6778 (cris_expand_prologue): Prototype.
6779 * config/cris/cris.c (struct machine_function): New member
6781 (cfa_label_num, cris_target_asm_function_prologue): Remove.
6782 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
6783 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
6784 (cris_load_multiple_op, cris_return_address_on_stack)
6785 (cris_return_address_on_stack_for_return): ISO-Cify.
6786 (cris_store_multiple_op): New predicate function.
6787 (cris_expand_prologue, cris_emit_movem_store): New functions.
6788 (cris_print_operand) <case 'O'>: Handle modifications other than
6790 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
6791 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
6792 (cris_gen_movem_load): Rearrange slightly to make local variable
6793 src a parameter, removing osrc.
6794 (cris_setup_incoming_varargs): Set machine_function member
6795 stdarg_regs to correspond to the number of registers that need to
6797 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
6799 (PREDICATE_CODES): Add cris_store_multiple_op. Make
6800 cris_general_operand_or_gotless_symbol accept UNSPEC.
6801 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
6802 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
6803 ("*cris_store_multiple"): New pattern. Tweak common comment above
6804 this and "*cris_load_multiple".
6805 ("prologue"): New define_expand.
6807 * config/cris/cris.md ("epilogue"): Conditionalize on
6808 TARGET_PROLOGUE_EPILOGUE.
6810 2005-04-13 Steve Ellcey <sje@cup.hp.com>
6813 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
6814 fpsr 0 instead of fpsr 1.
6815 (divsf3_internal_thr): Ditto.
6816 (divdf3_internal_lat): Ditto.
6817 (divdf3_internal_thr): Ditto.
6818 (divxf3_internal_lat): Ditto.
6819 (divxf3_internal_thr): Ditto.
6821 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
6823 PR tree-optimization/20913
6824 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
6826 PR tree-optimization/20702
6827 * tree-vrp.c (maybe_add_assert_expr): Recurse into
6828 dominator children that haven't been walked into.
6830 2005-04-13 Julian Brown <julian@codesourcery.com>
6832 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
6833 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
6836 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
6838 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
6839 config/i386/sse.md: Fix comment typos.
6841 * genattrtab.c (NULL_ATTR): Remove.
6842 * ifcvt.c (NULL_EDGE): Likewise.
6844 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
6846 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
6847 NOTE_PREDICT): Remove.
6849 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
6851 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
6852 * configure: Regenerate.
6853 * config.in: Likewise.
6854 * system.h: Declare vsnprintf if not already declared.
6856 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
6858 * optc-gen.awk: Handle stand-alone Mask records.
6859 * opth-gen.awk: Likewise.
6860 * doc/options.texi (Option file format): Document them.
6861 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
6862 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
6863 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
6864 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
6865 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
6866 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
6867 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
6868 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
6869 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
6870 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
6871 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
6872 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
6873 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
6874 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
6875 TARGET_LONG_DOUBLE_128): Likewise.
6876 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
6877 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
6878 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
6879 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
6880 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
6881 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
6882 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
6883 * config/sparc/sparc.c (fpu_option_set): New global.
6884 (sparc_handle_option): New function.
6885 (sparc_override_options): Test fpu_option_set.
6886 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
6887 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
6888 * config/sparc/sparc.opt: New file.
6889 * config/sparc/little-endian.opt: Likewise.
6890 * config/sparc/long-double-switch.opt: Likewise.
6892 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
6894 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
6895 (bfin_handle_options): Set it if -mshared-library-id= is seen.
6896 * config/bfin/bfin.opt (mshared-library-id=): Lose
6897 Var(bfin_lib_id_given).
6899 2005-04-13 Matt Thomas <matt@3am-software.com>
6901 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
6904 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
6906 * rtl.h (CLEAR_RTX_FLAGS): Remove.
6908 * cgraphunit.c (INSNS_PER_CALL): Remove.
6910 * tree-ssa-forwprop.c (vars,
6911 record_single_argument_cond_exprs,
6912 substitute_single_use_vars): Remove.
6913 (forward_propagate_into_cond_1, forward_propagate_into_cond):
6915 (tree_ssa_forward_propagate_single_use_vars): Call
6916 forward_propagate_into_cond for each COND_EXPR.
6918 * tree-inline.c (INSNS_PER_STMT): Remove.
6920 2005-04-12 Richard Henderson <rth@redhat.com>
6922 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
6923 (ix86_expand_sse_fp_minmax): ... from ...
6924 (ix86_expand_fp_movcc): ... here.
6925 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
6926 * config/i386/i386-protos.h: Update.
6927 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
6928 (sse_setccsf, sse_setccdf): Allow before reload.
6929 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
6930 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
6931 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
6932 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
6933 (anddf3, nanddf3, iordf3, xordf3): New.
6935 2005-04-12 Jeff Law <law@redhat.com>
6937 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
6938 (tree-ssa-uncprop.o): Add dependencies.
6939 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
6940 * tree-flow.h (remove_useless_stmts): Remove prototype.
6941 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
6942 remove_useless_stmts.
6943 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
6944 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
6945 * tree-pass.h (pass_uncprop): Declare.
6946 * tree-ssa-uncprop.c: New file.
6948 2005-04-12 James E. Wilson <wilson@specifixinc.com>
6951 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
6953 2005-04-12 Caroline Tice <ctice@apple.com>
6955 Temporary fix for partitioning problems.
6956 * passes.c (rest_of_handle_final): Remove code that
6957 frees unlikely_text_section_name,
6958 * varasm.c (assemble_start_function): Test for partitioning
6959 flag before writing out section labels.
6960 (assemble_end_function): Test for partitioning flag before
6961 writing out section labels.
6963 2005-04-12 Steven Bosscher <stevenb@suse.de>
6964 Stuart Hastings <stuart@apple.com>
6965 Jan Hubicka <jh@suse.cz>
6967 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
6968 references to gt-tree-cfg.h.
6969 * basic-block.h (struct basic_block_def): Don't skip rbi
6970 for garbage collection.
6971 (struct reorder_block_def): Make GTY-able.
6972 (struct control_flow_graph): New structure.
6973 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
6974 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
6975 but instead defines to the control_flow_graph for cfun.
6976 (label_to_block_map): New define, points to the label map of
6977 the control_flow_graph for cfun.
6978 (n_edges_for_function, n_basic_blocks_for_function,
6979 last_basic_block_for_function, basic_block_info_for_function,
6980 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
6981 basic_block_info_for_function, label_to_block_map_for_function):
6982 Counterparts for the above, taking a struct function as an extra
6984 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
6985 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
6986 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
6987 (alloc_rbi_pool, free_rbi_pool): Remove.
6988 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
6989 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
6991 (cfg_layout_finalize) ... and don't free it here.
6992 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
6994 * flow.c (free_basic_block_vars): Set label_to_block_map and
6995 n_edges to zero too.
6996 * function.h (struct function): Add cfg field.
6997 * function.c (allocate_struct_function): Allocate the cfg.
6998 * tree-cfg.c (label_to_block_map): Remove.
6999 (build_tree_cfg): Don't allocate the rbi pool here...
7000 (delete_tree_cfg_annotations): ...and don't free it here.
7001 Also don't nullify label_to_block_map for cfun.
7003 2005-04-12 Caroline Tice <ctice@apple.com>
7005 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
7006 Revert my patch from April 9.
7007 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
7008 (reorder_basic_blocks): Revert my patch from April 9.
7009 (insert_section_boundary_note): Revert my patch from April 9.
7010 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
7011 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
7012 (COLD_END_LABEL): Revert my patch from April 9.
7013 (cold_text_section_label): Revert my patch from April 9.
7014 (cold_end_label): Revert my patch from April 9.
7015 (dwarf2out_switch_text_section): Revert my patch from April 9.
7016 (output_aranges): Revert my patch from April 9.
7017 (output_ranges): Revert my patch from April 9.
7018 (output_line_info): Revert my patch from April 9.
7019 (add_location_or_const_value_attribute): Revert my patch from April 9.
7020 (dwarf2out_var_location): Revert my patch from April 9.
7021 (dwarf2out_init): Revert my patch from April 9.
7022 (dwarf2out_finish): Revert my patch from April 9.
7023 * function.h (struct function): Revert my patch from April 9.
7024 * opts.c (decode_options): Revert my patch from April 9.
7025 * output.h (unlikely_section_label, hot_section_label,
7026 hot_section_end_label, cold_section_end_label,
7027 unlikely_text_section_name): Revert my patch from April 9.
7028 * passes.c (rest_of_handle_final): Revert my patch from April 9.
7029 * varasm.c (unlikely_section_label, hot_section_label,
7030 hot_section_end_label, cold_section_end_label,
7031 unlikely_text_section_name): Revert my patch from April 9.
7032 (initialize_cold_section_name): Revert my patch from April 9.
7033 (unlikely_text_section): Revert my patch from April 9.
7034 (in_unlikely_text_section): Revert my patch from April 9.
7035 (named_section): Revert my patch from April 9.
7036 (function_section): Revert my patch from April 9.
7037 (current_function_section): Revert my patch from April 9.
7038 (assemble_start_function): Revert my patch from April 9.
7039 (assemble_end_function): Revert my patch from April 9.
7040 (default_section_type_flags_1): Revert my patch from April 9.
7042 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
7044 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
7045 * config/sparc/sparc.md (untyped_call): Save the registers manually.
7047 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
7049 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
7052 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
7053 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
7055 2004-04-12 Richard Henderson <rth@redhat.com>
7057 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
7058 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
7059 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
7060 (UNSPEC_*, UNSPECV_*): Renumber.
7062 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
7065 From Richard Henderson <rth@redhat.com>:
7066 * tree-mudflap.c (mf_build_check_statement_for): Correct block
7069 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
7071 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
7073 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
7075 * config/bfin/bfin.c (bfin_library_id_string): Remove.
7076 (bfin_library_id): New variable.
7077 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
7078 instead of bfin_library_id_string.
7079 (bfin_handle_option): New function.
7080 (override_options): Remove most code to deal with shared library IDs,
7081 just check they aren't used without -mid-shared-library.
7082 (TARGET_HANDLE_OPTION): Define.
7083 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
7084 * config/bfin/bfin.opt (mshared-library-id=): New.
7086 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
7088 * tree-vect-transform.c: Fix comment typos.
7090 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
7092 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
7093 split critical edges when not possible/profitable.
7095 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
7097 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
7098 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
7099 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
7100 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
7101 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
7102 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
7103 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
7104 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
7106 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
7107 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7108 * config/ns32k/ns32k.opt: New file.
7110 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
7112 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
7113 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
7114 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
7115 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
7116 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
7117 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
7118 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
7119 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
7120 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
7121 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
7122 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
7123 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
7124 (MASK_COLDFIRE): Formatting fixes.
7125 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
7126 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
7127 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
7128 "_current_shared_library_a5_offset_".
7129 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7130 (MASK_ALL_CPU_BITS): New macro.
7131 (m68k_handle_option): New function.
7132 (override_options): Remove handling of m68k_library_id_string.
7133 * config/m68k/m68k.opt: New file.
7134 * config/m68k/ieee.opt: New file.
7136 2005-04-11 Mark Mitchell <mark@codesourcery.com>
7138 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
7139 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
7140 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
7141 (TARGET_CXX): Adjust accordingly.
7142 * target.h (struct gcc_target): Remove epxort_class_data. Add
7143 determine_class_data_visibility and class_data_always_comdat.
7144 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
7145 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
7146 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
7147 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
7148 (arm_cxx_determine_class_data_visibility): New.
7149 (arm_cxx_class_data_always_comdat): Likewise.
7150 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
7151 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
7152 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
7153 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
7154 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
7157 2005-04-11 Devang Patel <dpatel@apple.com>
7159 * tree-data-ref.c (build_classic_dist_vector,
7160 compute_subscript_distance): Make externally visible.
7161 * tree-data-ref.h (build_classic_dist_vector,
7162 compute_subscript_distance): Same.
7163 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
7164 Check distance vector against vectorization factor.
7165 (vect_analyze_loop): Determine vectorizaion factor before
7166 analyzing data dependences.
7167 * tree-vectorizer.c (loops_num): Make it externally visible and
7169 * tree-vectorizer.c (vect_loops_num): ... new name.
7170 * tree-vectorizer.h (vect_loops_num): New.
7172 2005-04-11 Devang Patel <dpatel@apple.com>
7174 * tree-vect-analyze.c (vect_analyze_operations): Check
7175 vectorizable codition.
7176 * tree-vect-transform.c (vect_is_simple_cond): New function.
7177 (vectorizable_condition): New function.
7178 (vect_transform_stmt): Handle condition_vec_info_type.
7179 * tree-vectorizer.h (enum stmt_vec_info_type): Add
7180 condition_vec_info_type.
7181 (vectorizable_condition): New.
7183 2005-04-11 Geoffrey Keating <geoffk@apple.com>
7185 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
7186 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
7187 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
7189 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
7190 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
7192 * dwarf2out.c (output_line_info): Don't try to dereference
7193 a NULL current_function_decl.
7195 * config/t-slibgcc-darwin: Don't put shared libraries in
7196 directories other than $(slibdir).
7197 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
7200 2005-04-11 Diego Novillo <dnovillo@redhat.com>
7202 PR tree-optimization/20933
7203 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
7204 logic to reject aliases between read-only and writable
7206 (may_alias_p): ... here.
7207 (get_tmt_for): Do not associate read-only tags to pointers
7208 whose pointed-to type is not read-only.
7209 * tree-ssa.c (verify_ssa): Check that memory stores have at
7210 least one V_MAY_DEF or V_MUST_DEF.
7212 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7215 * configure.ac (gcc_UNLOCKED_FUNCS): New.
7216 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
7217 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
7218 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
7220 (fwrite_unlocked): Fix prototype.
7222 * configure, config.in: Regenerate.
7224 2005-04-11 David Edelsohn <edelsohn@gnu.org>
7226 * tree-ssa-loop-im.c: Include real.h.
7227 (determine_invariantness_stmt): If real division divisor is
7228 invariant and flag_unsafe_math_optimizations enabled, generate
7229 invariant reciprocal for hoisting.
7230 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
7232 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
7234 Fix PR tree-optimization/20926
7236 * tree-ssa-alias.c (add_type_alias): Handle subvars.
7238 2005-04-11 Devang Patel <dpatel@apple.com>
7240 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
7243 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
7245 * fold-const.c (fold_binary_op_with_conditional_arg):
7246 use fold_buildN instead of "fold (buildN" in some
7248 (fold_unary): Likewise.
7249 (fold_binary): Likewise.
7251 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
7253 Fix PR tree-optimization/20612
7254 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
7256 (perfect_nestify): preheaderbb is *not* part of loop of the
7259 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
7261 * tree-ssa-alias.c (may_alias_p): If the variable
7262 is a global variable and the pointer is parameter
7263 and -fargument-noalias-global is used, then
7264 the pointer cannot alias the variable.
7266 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
7268 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
7269 * config/sparc/sparc.h: Likewise.
7270 * config/sparc/sparc.md: Likewise.
7272 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
7274 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
7276 * tree-vrp.c: Fix a comment typo.
7278 2005-04-11 Diego Novillo <dnovillo@redhat.com>
7280 PR tree-optimization/20920
7281 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
7282 SSA_NAME flows through an abnormal edge.
7283 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
7284 through abnormal edges.
7285 (maybe_add_assert_expr): Likewise.
7287 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
7289 * config/s390/s390.h (s390_tune_string, s390_arch_string)
7290 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
7291 (s390_stack_size_string, s390_stack_guard_string, target_flags)
7292 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
7293 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
7294 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
7295 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
7296 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
7297 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
7298 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
7299 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
7300 (TARGET_HANDLE_OPTION): Likewise.
7301 (s390_tune): Initialize to PROCESSOR_max.
7302 (s390_arch_string): Make static.
7303 (s390_tune_string, s390_warn_framesize_string): Delete.
7304 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
7305 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
7306 (s390_handle_arch_option, s390_handle_option): New functions.
7307 (override_options): Remove parsing of option strings.
7308 * config/s390/s390.opt: New file.
7310 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
7312 * tree-complex.c (expand_vector_operations): Call
7313 update_stmt_if_modified.
7315 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
7317 * tree-vect-analyze (vect_determine_vectorization_factor):
7318 Do not use GET_MODE_NUNITS.
7319 * tree-vect-transform.c (vect_get_vec_def_for_operand,
7320 (vectorizable_load, vect_transform_loop): Likewise.
7322 2005-04-11 Uros Bizjak <uros@kss-loka.si>
7324 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
7325 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
7326 * optabs.h (enum optab_index): Add new OTI_lceil.
7327 (lceil_optab): Define corresponding macro.
7328 * optabs.c (init_optabs): Initialize lceil_optab.
7329 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
7330 and lceildi2 patterns.
7331 * builtins.c (expand_builtin_int_roundingfn): Handle
7332 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
7333 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
7334 BUILT_IN_LLCEIL{,F,L}.
7335 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
7336 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
7337 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
7338 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
7339 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
7340 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
7341 into lceil built-in function and (long long int)ceil{,f,l} into
7342 llceil built-in function.
7343 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
7346 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7348 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
7351 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
7353 * config/arm/arm.c: Fix a comment typo.
7354 * doc/tree-ssa.texi: Fix a typo.
7356 2005-04-10 Steven Bosscher <stevenb@suse.de>
7358 * cselib.c (clear_table): Rename to cselib_clear_table.
7359 * cselib.h (cselib_clear_table): Add prototype.
7360 * gcse.c (gcse_main): Make 'f' argument unused.
7361 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
7362 of each basic block instead.
7363 (compute_sets, compute_hash_table_work): Likewise.
7364 (constprop_register): Change int 'alter_jumps' argument to bool.
7365 (do_local_cprop): Likewise.
7366 (local_cprop_pass): Likewise. Also walk basic blocks instead of
7367 the insn chain. Explicitly clear the cselib tables after finishing
7368 one basic block. Make sure there are no unterminated libcall blocks.
7369 Update compute_sets call.
7370 (cprop): Walk basic blocks instead of the insn chain.
7371 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
7373 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
7374 one_cprop_pass calls.
7376 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
7378 * combine.c (combine_simplify_rtx): Remove a transformation that
7379 relies on an invalid assumption about rtl sign-extension semantics.
7381 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
7383 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
7384 to build_int_cst_wide.
7386 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
7389 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
7390 set the original address pseudo to the correct value before the
7391 original insn, if possible, and leave the insn alone, otherwise
7392 create a new pseudo, set it and replace it in the insn.
7393 * recog.c (validate_change_maybe_volatile): New.
7394 * recog.h (validate_change_maybe_volatile): Declare.
7396 2005-04-09 Caroline Tice <ctice@apple.com>
7398 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
7399 Remove targetm.have_named_sections test.
7400 (fix_edges_for_rarely_executed_code): Likewise.
7401 (insert_section_boundary_note): Likewise.
7402 (reorder_basic_blocks): Check partitioning flag before calling
7403 verify_hot_cold_block_grouping.
7404 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
7405 the function struct rather than global variables.
7406 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
7407 (COLD_END_LABEL): Likewise
7408 (cold_text_section_label): New static global variable.
7409 (cold_end_label): Likewise.
7410 (dwarf2out_switch_text_section): Get hot/cold section labels from
7411 the function struct rather than global variables.
7412 (output_aranges): Use cold_text_section_label and cold_end_label;
7413 check partitioning flag before putting out delta.
7414 (output_ranges): Remove incorrect code attempting to use
7416 (output_line_info): Get cold section label from function struct.
7417 (add_location_or_const_value_attribute): Likewise.
7418 (get_subprogram_die): Get hot/cold section labels from function struct.
7419 (dwarf2out_var_location): Likewise.
7420 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
7421 write out cold_text_section_label if partition flag is set.
7422 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
7423 * function.h (struct function): Add new fields to point to hot/cold
7424 section labels: hot_section_label, cold_section_label,
7425 hot_section_end_label and cold_section_end_label; also add new field
7426 for cold text section name, unlikely_text_section_name.
7427 * opts.c (decode_options): Turn off partitioning flag if
7428 !targetm.have_named_sections.
7429 * output.h (hot_section_label): Remove.
7430 (hot_section_end_label): Remove.
7431 (cold_section_end_label): Remove.
7432 (unlikely_section_label): Remove.
7433 (unlikely_text_section_name): Remove.
7434 * passes.c (rest_of_handle_final): Remove code that frees
7435 unlikely_text_section_name.
7436 * varasm.c (unlikely_section_label): Remove.
7437 (hot_section_label): Remove.
7438 (hot_section_end_label): Remove.
7439 (cold_section_end_label): Remove.
7440 (unlikely_text_section_name): Remove.
7441 (initialize_cold_section_name): Modify to call
7442 targetm.strip_name_encoding; to store cold section name in current
7443 function struct, if it exists; and to only use the decl_section_name
7444 if flag_named_sections is true.
7445 (unlikely_text_section): Modify to get section name out of current
7446 function struct, if there is one; otherwise build it from
7447 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
7448 (in_unlikely_text_section): Likewise.
7449 (named_section): Modify to get/put cold section name in current function
7450 struct, if there is one.
7451 (function_section): Change 'bool unlikely' to 'int reloc'; check
7452 targetm.have_named_sections before calling named_section.
7453 (current_function_section): Likewise.
7454 (assemble_start_function): Modify to get/put unlikely_text_section_name
7455 in current function struct; modify to get hot/cold section labels
7456 from function struct; initialize labels using
7457 ASM_GENERATE_INTERNAL_LABEL;
7458 test partitioning flag before writing out hot section label.
7459 (assemble_end_function): Test partitioning flag before writing out
7460 hot/cold section labels.
7461 (default_section_type_flags_1): Modify to use array instead of
7462 char* for unlikely_text_section_name; set flags correctly for
7463 cold text section if there is not a current function decl.
7465 2005-04-09 Jakub Jelinek <jakub@redhat.com>
7467 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
7468 and TI_VA_LIST_FPR_COUNTER_FIELD.
7469 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
7470 * tree-pass.h (pass_stdarg): Add.
7471 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
7472 * tree-stdarg.c: New file.
7473 * tree-stdarg.h: New file.
7474 * Makefile.in (OBJS-common): Add tree-stdarg.o.
7475 (tree-stdarg.o): Add dependencies.
7476 * function.h (struct function): Add va_list_gpr_size and
7477 va_list_fpr_size fields.
7478 * function.c (allocate_struct_function): Initialize them.
7479 * target.h (struct gcc_target): Add stdarg_optimize_hook.
7480 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
7481 (TARGET_INITIALIZER): Add it.
7483 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
7484 va_list_{g,f}pr_counter_field.
7485 (ix86_setup_incoming_varargs): Don't do anything if reg_save
7486 area will not be used. Only save registers that tree-stdarg.c
7487 detected they need saving.
7488 (ix86_va_start): Don't set up fields that won't be used.
7490 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
7491 va_list_{g,f}pr_counter_field.
7492 (setup_incoming_varargs): Don't do anything if reg_save
7493 area will not be used. Only save registers that tree-stdarg.c
7494 detected they need saving.
7495 (rs6000_va_start): Don't set up fields that won't be used.
7497 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
7498 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
7499 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
7500 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
7502 2005-04-09 Jakub Jelinek <jakub@redhat.com>
7505 * config/i386/i386.c (construct_container): Pass empty aligned
7506 struct, union or class in memory.
7508 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
7510 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
7511 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
7512 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
7513 config/rs6000/predicates.md: Fix comment typos.
7515 * sched-int.h (haifa_insn_data): Remove blockage and units.
7516 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
7517 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
7518 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
7520 2005-04-09 Jan Hubicka <jh@suse.cz>
7521 Steven Bosscher <stevenb@suse.de>
7523 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
7524 * cfgloop.c (get_loop_exit_edges): Likewise.
7525 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
7527 * loop-unroll.c (analyze_insns_in_loop): Likewise.
7528 * tree-cfg.c (dump_cfg_status): Likewise.
7530 2005-04-09 David Edelsohn <edelsohn@gnu.org>
7532 * config/rs6000/predicates.md (altivec_register_operand): Remove
7533 redundant match_code test.
7534 (gpc_reg_operand): Same.
7535 (cc_reg_operand): Same.
7536 (cc_reg_not_cr0_operand): Same.
7538 2005-04-09 Jan Hubicka <jh@suse.cz>
7540 Forgotten hunk from my last merge patch:
7541 * final.c (output_addr_const): Do not call mark_referenced.
7543 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
7545 * doc/tree-ssa.texi: Add immediate use documentation.
7547 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
7549 * arm.c (FL_WBUF): Define.
7550 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
7551 (arm_is_6_or_7): Delete.
7552 (arm_tune_wbuf): New.
7553 (arm_override_options): Set arm_tune_wbuf.
7554 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
7555 (arm_is_6_or_7): Delete declaration.
7556 (arm_tune_wbuf): New declartion.
7557 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
7558 (model_wbuf): Derive from arm_tune_wbuf.
7559 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
7560 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
7561 (arm740t): Mark CPUs as having a write buffer.
7563 2005-04-09 Uros Bizjak <uros@kss-loka.si>
7565 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
7566 of 'const_double_operand' in operand 2 constraints. Update enable
7569 2005-04-09 Uros Bizjak <uros@kss-loka.si>
7571 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
7572 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
7573 * optabs.h (enum optab_index): Add new OTI_lfloor.
7574 (lfloor_optab): Define corresponding macro.
7575 * optabs.c (init_optabs): Initialize lfloor_optab.
7576 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
7577 and lfloordi2 patterns.
7578 * builtins.c (expand_builtin_int_roundingfn): New prototype.
7579 (expand_builtin_int_roundingfn): New function.
7580 (fold_builtin_int_roundingfn): New prototype.
7581 (fold_builtin_int_roundingfn): New function, renamed from
7582 fold_builtin_lround.
7583 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
7584 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
7585 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
7586 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
7587 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
7588 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
7589 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
7590 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
7591 into lfloor built-in function and (long long int)floor{,f,l} into
7592 llfloor built-in function.
7593 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
7596 2005-04-08 Ian Lance Taylor <ian@airs.com>
7598 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
7599 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
7600 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
7601 (DO_COND, DO_BODY): Likewise.
7602 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
7603 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
7604 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
7605 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
7606 (build_continue_stmt, build_break_stmt): Don't declare.
7607 (c_do_switch_warnings): Update declaration.
7608 * c-gimplify.c (enum bc_t): Remove.
7609 (struct c_gimplify_ctx, ctxp): Remove.
7610 (push_context, pop_context): Remove static functions.
7611 (c_genericize): Don't call push_context or pop_context.
7612 (begin_bc_block, finish_bc_block): Remove static functions.
7613 (build_bc_goto): Likewise.
7614 (gimplify_c_loop): Likewise.
7615 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
7616 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
7617 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
7618 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
7619 * c-common.c (c_do_switch_warnings): Rename from
7620 c_do_switch_warnings_1.
7621 (c_do_switch_warnings) [old version]: Remove.
7622 (c_do_switch_expr_warnings): Remove.
7623 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
7624 function instead of c_do_switch_expr_warnings.
7625 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
7626 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
7627 * c-pretty-print.c (pp_c_statement): Likewise.
7628 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
7630 2005-04-08 Devang Patel <dpatel@apple.com>
7632 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
7633 While selecting replacement condition pay attention to loop header.
7635 2005-04-08 Diego Novillo <dnovillo@redhat.com>
7637 Merge from tree-cleanup-branch: VRP, store CCP, store
7638 copy-prop, incremental SSA updating of FUD chains and
7639 newly exposed symbols.
7641 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
7642 (OBJS-common): Add tree-vrp.o.
7643 (tree-vrp.o): New rule.
7644 * basic-block.h (nearest_common_dominator_for_set): Declare.
7645 * common.opt (ftree-store-ccp): New flag.
7646 (ftree-copy-prop): New flag.
7647 (ftree-vrp): New flag.
7648 (ftree-store-copy-prop): New flag.
7649 * dominance.c (nearest_common_dominator_for_set): New.
7650 * domwalk.c (walk_dominator_tree): Only traverse
7651 statements in blocks marked in walk_data->interesting_blocks.
7652 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
7653 * fold-const.c (fold): Handle ASSERT_EXPR.
7654 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
7655 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
7656 flag_tree_vrp at -O2.
7657 * timevar.def (TV_TREE_VRP): Define.
7658 (TV_TREE_COPY_PROP): Define.
7659 (TV_TREE_STORE_COPY_PROP): Define.
7660 (TV_TREE_SSA_INCREMENTAL): Define.
7661 (TV_TREE_STORE_CCP): Define.
7662 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
7663 to kill_redundant_phi_nodes from comment.
7664 (verify_expr): Handle ASSERT_EXPR.
7665 * tree-dfa.c (mark_new_vars_to_rename): Remove second
7666 argument. Update all users.
7667 (mark_call_clobbered_vars_to_rename): Remove. Update all
7669 * tree-flow-inline.h (unmodifiable_var_p): New.
7670 * tree-flow.h (enum value_range_type): Declare.
7671 (struct value_range_def): Declare.
7672 (value_range): Declare.
7673 (remove_all_phi_nodes_for): Remove. Update all users.
7674 (find_phi_node_for): Declare.
7675 (add_type_alias): Declare.
7676 (count_uses_and_derefs): Declare.
7677 (kill_redundant_phi_nodes): Remove.
7678 (rewrite_into_ssa): Remove.
7679 (rewrite_def_def_chains): Remove.
7680 (update_ssa, register_new_name_mapping, create_new_def_for,
7681 need_ssa_update_p, name_registered_for_update_p,
7682 release_ssa_name_after_update_ssa, dump_repl_tbl,
7683 debug_repl_tbl, dump_names_replaced_by,
7684 debug_names_replaced_by, mark_sym_for_renaming,
7685 mark_set_for_renaming, get_current_def, set_current_def,
7686 get_value_range, dump_value_range, debug_value_range,
7687 dump_all_value_ranges, debug_all_value_ranges,
7688 expr_computes_nonzero, loop_depth_of_name,
7689 unmodifiable_var_p): Declare.
7690 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
7692 * tree-into-ssa.c (block_defs_stack): Update comment.
7693 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
7694 syms_to_rename, names_to_release, repl_tbl,
7695 need_to_initialize_update_ssa_p, need_to_update_vops_p,
7696 need_to_replace_names_p): New locals.
7697 (NAME_SETS_GROWTH_FACTOR): Define.
7698 (struct repl_map_d): Declare.
7699 (struct mark_def_sites_global_data): Add field
7701 (enum rewrite_mode): Declare.
7702 (REGISTER_DEFS_IN_THIS_STMT): Define.
7703 (compute_global_livein): Use last_basic_block instead of
7705 (set_def_block): Remove last argument. Update all callers.
7706 (prepare_use_operand_for_rename): Remove. Update all callers.
7707 (prepare_def_operand_for_rename): Remove. Update all callers.
7708 (symbol_marked_for_renaming): New.
7711 (repl_map_hash): New.
7713 (repl_map_free): New.
7714 (names_replaced_by): New.
7715 (add_to_repl_tbl): New.
7716 (add_new_name_mapping): New.
7717 (mark_def_sites): Assume that all the operands in the
7718 statement are in normal form.
7719 (find_idf): Assert that the block in the stack is valid.
7720 (get_default_def_for): New.
7721 (insert_phi_nodes_for): Add new argument 'update_p'.
7723 If update_p is true, add a new mapping between the LHS of
7724 each new PHI and the name that it replaces.
7725 (insert_phi_nodes_1): Only call find_idf if needed.
7726 (get_reaching_def): Call get_default_def_for.
7727 (rewrite_operand): Remove.
7728 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
7729 and REWRITE_THIS_STMT are false.
7730 Assume that all the operands in the statement are in
7732 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
7733 (rewrite_virtual_phi_arguments): Remove.
7734 (invalidate_name_tags): Remove.
7735 (register_new_update_single, register_new_update_set,
7736 rewrite_update_init_block, replace_use,
7737 rewrite_update_fini_block, rewrite_update_stmt,
7738 rewrite_update_phi_arguments): New.
7739 rewrite_blocks): Remove argument 'fix_virtual_phis'.
7740 Add arguments 'entry', 'what' and 'blocks'.
7741 Initialize the dominator walker according to 'what' and
7743 Start the dominator walk at 'entry'.
7744 (mark_def_site_blocks): Add argument 'interesting_blocks'.
7745 Use it to configure the dominator walker.
7746 (rewrite_into_ssa): Remove argument 'all'.
7748 (rewrite_all_into_ssa): Remove.
7749 (rewrite_def_def_chains): Remove.
7750 (mark_def_interesting, mark_use_interesting,
7751 prepare_phi_args_for_update, prepare_block_for_update,
7752 prepare_def_site_for, prepare_def_sites,
7753 dump_names_replaced_by, debug_names_replaced_by,
7754 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
7755 delete_update_ssa, create_new_def_for,
7756 register_new_name_mapping, mark_sym_for_renaming,
7757 mark_set_for_renaming, need_ssa_update_p,
7758 name_registered_for_update_p, ssa_names_to_replace,
7759 release_ssa_name_after_update_ssa,
7760 insert_updated_phi_nodes_for, update_ssa): New.
7761 * tree-loop-linear.c (linear_transform_loops): Call
7762 update_ssa instead of rewrite_into_ssa.
7763 * tree-optimize.c (vars_to_rename): Remove.
7765 (init_tree_optimization_passes): Replace
7766 pass_redundant_phi with pass_copy_prop.
7768 Replace pass_ccp with pass_store_ccp.
7769 Add pass_store_copy_prop after pass_store_ccp.
7770 (execute_todo): If the TODO_ flags don't include updating
7771 the SSA form, assert that it does not need to be updated.
7772 Call update_ssa instead of rewrite_into_ssa and
7773 rewrite_def_def_chains.
7774 If TODO_verify_loops is set, call verify_loop_closed_ssa.
7775 (tree_rest_of_compilation):
7776 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
7777 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
7778 TODO_cleanup_cfg): Renumber.
7779 (TODO_verify_loops, TODO_update_ssa,
7780 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
7781 TODO_update_ssa_only_virtuals): Define.
7782 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
7784 * tree-phinodes.c (make_phi_node): Update documentation.
7785 (remove_all_phi_nodes_for): Remove.
7786 (find_phi_node_for): New.
7787 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
7788 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
7789 (interpret_rhs_modify_expr): Likewise.
7790 * tree-sra.c (decide_instantiations): Mark all symbols in
7791 SRA_CANDIDATES for renaming.
7792 (mark_all_v_defs_1): Rename from mark_all_v_defs.
7793 (mark_all_v_defs): New function. Update all users to call it
7794 with the whole list of scalarized statements, not just the
7796 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
7797 (compute_flow_insensitive_aliasing): If the tag is
7798 unmodifiable and the variable isn't or vice-versa, don't
7799 make them alias of each other.
7800 (setup_pointers_and_addressables): If the type tag for
7801 VAR is about to change, mark the old one for renaming.
7802 (add_type_alias): New.
7803 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
7804 (ccp_lattice_t): Rename from latticevalue.
7805 (value): Remove. Update all users.
7806 (const_val): New local variable.
7807 (do_store_ccp): New local variable.
7808 (dump_lattice_value): Handle UNINITIALIZED.
7809 (debug_lattice_value): New.
7810 (get_default_value): Re-write.
7811 (set_lattice_value): Re-write.
7812 (def_to_varying): Remove. Update all users.
7813 (likely_value): Return VARYING for statements that make
7814 stores when STORE_CCP is false.
7815 Return VARYING for any statement other than MODIFY_EXPR,
7816 COND_EXPR and SWITCH_EXPR.
7817 (ccp_initialize): Re-write.
7818 (replace_uses_in, replace_vuse_in, substitute_and_fold):
7819 Move to tree-ssa-propagate.c.
7820 (ccp_lattice_meet): Handle memory stores when
7821 DO_STORE_CCP is true.
7822 (ccp_visit_phi_node): Likewise.
7823 (ccp_fold): Likewise.
7824 (evaluate_stmt): Likewise.
7825 (visit_assignment): Likewise.
7826 (ccp_visit_stmt): Likewise.
7827 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
7831 (do_ssa_store_ccp): New.
7832 (gate_store_ccp): New.
7833 (pass_store_ccp): Declare.
7834 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
7835 (may_propagate_copy): Reformat.
7836 Don't abort if ORIG is a virtual and DEST isn't.
7837 If NEW does not have alias information but DEST does,
7839 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
7840 copy_prop_kind, which_copy_prop): Declare.
7841 (stmt_may_generate_copy, get_copy_of_val,
7842 get_last_copy_of, set_copy_of_val, dump_copy_of,
7843 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
7844 copy_prop_visit_stmt, copy_prop_visit_phi_node,
7845 init_copy_prop, fini_copy_prop, execute_copy_prop,
7846 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
7847 store_copy_prop): New.
7848 (pass_copy_prop, pass_store_copy_prop): Declare.
7849 * tree-ssa-dom.c (struct opt_stats_d): Add fields
7850 'num_const_prop' and 'num_copy_prop'.
7851 (cprop_operand): Update them.
7852 (dump_dominator_optimization_stats): Dump them.
7853 (tree_ssa_dominator_optimize): Call update_ssa instead of
7855 (loop_depth_of_name): Declare extern.
7856 (simplify_cond_and_lookup_avail_expr): Guard against NULL
7857 values for LOW or HIGH.
7858 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
7859 (record_equivalences_from_stmt): Call expr_computes_nonzero.
7860 (cprop_operand): Only propagate if VAL != OP.
7861 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
7862 statement for renaming.
7863 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
7864 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
7865 add_type_alias if necessary.
7866 Call mark_new_vars_to_rename.
7867 (tree_ssa_iv_optimize): If new symbols need to be renamed,
7868 mark every statement updated, call update_ssa and
7869 rewrite_into_loop_closed_ssa.
7870 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
7871 from LIVEIN if VAR is a virtual.
7872 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
7873 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
7874 (get_call_expr_operands): Reformat statement.
7875 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
7877 * tree-ssa-propagate.c (ssa_prop_init): Initialize
7878 SSA_NAME_VALUE for every name.
7879 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
7880 get_value_loaded_by): New.
7881 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
7882 substitute_and_fold): Move from tree-ssa-ccp.c.
7883 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
7884 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
7885 get_value_loaded_by, replace_uses_in, substitute_and_fold):
7887 * tree-ssa.c (verify_use): Fix error message.
7888 (propagate_into_addr, replace_immediate_uses, get_eq_name,
7889 check_phi_redundancy, kill_redundant_phi_nodes,
7890 pass_redundant_phi): Remove. Update all users.
7891 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
7892 add_type_alias, if necessary.
7893 * tree-vectorizer.h (struct _stmt_vect_info): Update
7894 documentation for field 'memtag'.
7895 * tree-vrp.c: New file.
7896 * tree.def (ASSERT_EXPR): Define.
7897 * tree.h (ASSERT_EXPR_VAR): Define.
7898 (ASSERT_EXPR_COND): Define.
7899 (SSA_NAME_VALUE_RANGE): Define.
7900 (struct tree_ssa_name): Add field 'value_range'.
7901 (PHI_REWRITTEN): Remove.
7902 (struct tree_phi_node): Remove field 'rewritten'.
7903 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
7904 -ftree-store-copy-prop): Document.
7905 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
7906 Document usage of update_ssa.
7908 2005-04-08 David Edelsohn <edelsohn@gnu.org>
7911 * config/rs6000/predicates.md (altivec_register_operand): Accept
7913 (and64_operand): Do not limit CONST_INT to mask64_operand.
7914 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
7915 (and_operand): Do not limit CONST_INT to mask_operand.
7917 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
7919 PR rtl-optimization/20466
7920 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
7921 for overlap of the address of each list member.
7922 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
7924 2005-04-08 Mike Stump <mrs@apple.com>
7926 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
7928 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
7931 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
7933 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
7935 * function.c (push_function_context_to): Don't set
7937 * function.h (function): Remove contains_functions.
7938 (current_function_contains_functions): Remove.
7940 * function.h (function): Remove instrument_entry_exit.
7941 (current_function_instrument_entry_exit): Remove.
7943 * function.h (nonlocal_labels): Remove.
7945 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
7947 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
7948 (check_attr_value, write_attr_get, write_expr_attr_cache,
7949 find_attr, make_internal_attr): Don't reference negative_ok or
7951 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
7952 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
7953 (ATTR_STATIC): Adjust the value.
7955 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
7957 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
7959 * config/s390/tpf.h (ASM_SPEC): Define.
7961 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
7963 * tree-flow.h: Remove the prototype for
7964 redirect_immediate_uses.
7965 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
7967 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
7969 * arm.c (arm_const_double_by_parts): New function.
7970 * arm-protos.h (arm_const_double_by_parts): Add prototype.
7971 * arm.md (define_split for 64-bit constants): Add another one.
7973 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
7975 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
7977 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7979 * system.h: Revert last change.
7981 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
7983 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
7984 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
7985 (TARGET_SWITCHES): Delete.
7986 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
7987 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
7988 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
7989 * config/xtensa/xtensa.opt: New file.
7991 2005-04-08 Ben Elliston <bje@au.ibm.com>
7993 * config/fp-bit.c: Include L_mul_tf in #endif comment.
7994 * config/fp-bit.h: Tidy comments.
7996 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7998 * system.h: Poison PARAMS.
8000 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
8002 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
8003 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
8004 (TARGET_SWITCHES): Delete.
8005 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
8006 * config/vax/vax.opt: New file.
8008 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
8010 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
8012 2005-04-07 Ian Lance Taylor <ian@airs.com>
8014 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
8016 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
8017 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
8020 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
8022 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
8023 all immediate uses in PHI nodes.
8025 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
8027 * arm.c (arm_const_double_inline_cost): Handle any constant by
8028 using gen_lowpart and gen_highpart_mode.
8029 (note_invalid_constants): All constants in an RTX with a constraint
8030 that permits memory are now pushed to the constant pool.
8031 (output_move_double): Delete code to handle reg to reg and
8032 constant to reg moves.
8033 (const_double_needs_minipool, output_mov_immediate): Delete.
8034 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
8035 CONST_INT and CONST_VECTOR.
8036 * arm.md (ANY64): New mode macro.
8037 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
8038 (movdf_soft_insn): Split reg-reg and const-reg moves.
8039 (split patterns for 64-bit constant and register moves): New.
8040 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
8041 (cirrus_movdf_hard_insn): Likewise.
8042 * fpa.md (movdf_fpa): Likewise.
8043 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
8044 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
8046 (movv2si_internal_2): Likewise.
8047 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
8048 (movdf_vfp): Likewise.
8049 * arm-protos.h (output_mov_immediate): Delete prototype.
8051 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
8054 * simplify-rtx.c (simplify_unary_operation_1): Check
8055 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
8057 2005-04-06 James E Wilson <wilson@specifixinc.com>
8060 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
8063 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
8065 * coverage.h (GCOV_TYPE_NODE): Delete.
8066 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
8067 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
8068 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
8069 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
8070 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
8072 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
8075 * Makefile.in (gcc.pot): Remove options.c dependency.
8076 * optc-gen.awk: Don't quote help strings with N_().
8078 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
8080 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
8081 the function returns a pointer type.
8083 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
8085 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
8086 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
8087 * doc/invoke.texi: Documnet salias-max-implicit-fields.
8088 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
8089 explicit_uses members.
8090 (get_or_create_used_part_for): Initialize new fields.
8091 (fieldoff_compare): New function.
8092 (create_overlap_variables_for): Count number of fields, use
8093 heuristic to determine whether to create subvars for vars with
8095 Sort the field list by offset and avoid creating duplicate SFT's.
8097 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
8099 * c.opt (-F): Remove trailing whitespace from help string.
8100 (-finput-charset): Use a tab to separate the switch name and help
8102 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
8103 (-ftree-vectorizer-verbose): Likewise.
8105 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
8107 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
8108 a PHI argument where a use occurs instead of all PHI arguments.
8110 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
8112 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
8115 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
8117 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
8118 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
8119 config/bfin/bfin.h: Fix comment typos.
8121 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
8123 * doc/install.texi: Update the URL for Jacks.
8124 * doc/sourcebuild.texi: Likewise.
8126 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
8129 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
8130 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
8132 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
8134 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
8136 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
8138 * config/v850/v850-protos.h (override_options): Delete.
8139 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
8140 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
8141 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
8142 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
8143 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
8144 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
8145 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
8146 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
8147 (OVERRIDE_OPTIONS): Delete.
8148 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
8149 (small_memory_info): Remove the value field.
8150 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
8152 * config/v850/v850.c (small_memory): Remove the value field.
8153 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8154 (override_options): Delete.
8155 (v850_handle_memory_option, v850_handle_option): New functions.
8156 * config/v850/v850.opt: New file.
8158 2005-04-06 Geoffrey Keating <geoffk@apple.com>
8160 * config.host: Add a section for generic hosts, and a subsection
8161 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
8162 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
8163 * config/host-darwin.h: New.
8164 * config/x-darwin: New.
8165 * config/i386/host-i386-darwin.c: New.
8166 * config/i386/x-darwin: New.
8167 * config/rs6000/host-darwin.c: Include host-darwin.h.
8168 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
8169 (darwin_rs6000_gt_pch_use_address): Likewise.
8170 * config/rs6000/x-darwin: Change name of .o built, update
8171 dependencies for changes to rs6000/host-darwin.c.
8173 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
8176 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
8178 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
8180 * tree-vect-analyze.c (vect_analyze_loop_form): Call
8181 split_loop_exit_edge instead of loop_split_edge_with.
8183 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
8185 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
8186 UNSPEC_SET_VSCR): New constants, used throughout.
8188 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
8190 (altivec_vspltis<VI_char>): ... this pattern, using
8191 a QImode const_int_operand for the immediate.
8192 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
8195 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
8198 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
8200 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
8202 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
8204 2005-04-06 Ben Elliston <bje@au.ibm.com>
8206 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
8207 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
8208 macros as living in "this file" and not gcc.h.
8210 2005-04-06 Ben Elliston <bje@au.ibm.com>
8212 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
8213 -ftree-live_range_split. Perhaps renamed at some point?
8215 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
8218 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
8219 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
8221 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
8223 * tree-flow.h (number_of_iterations_cond): Declaration removed.
8224 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
8225 (number_of_iterations_special): New function.
8226 (number_of_iterations_exit): Use number_of_iterations_special.
8227 Use simplify_using_outer_evolutions only at -O3.
8228 (number_of_iterations_cond, tree_simplify_using_condition,
8229 simplify_using_initial_conditions, loop_niter_by_eval,
8230 compare_trees, can_count_iv_in_wider_type_bound,
8231 simplify_using_outer_evolutions): Use fold_build.
8233 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
8235 * doc/install.texi (Configuration): Document --with-java-home.
8237 2005-04-05 Richard Henderson <rth@redhat.com>
8241 * config/i386/i386.c (print_operand): Handle vector zeros.
8242 (ix86_split_to_parts): Handle CONST_VECTOR.
8243 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
8244 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
8245 what modes to tie for MMX and SSE registers.
8246 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
8247 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
8248 to vector modes as well.
8249 * config/i386/predicates.md (const0_operand): Handle VOIDmode
8250 properly as an input mode.
8252 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
8254 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
8256 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
8258 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
8260 2005-04-05 Jakub Jelinek <jakub@redhat.com>
8262 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
8263 and local functions, set sse_nregs to 8 and float_in_sse.
8264 (function_arg_advance, function_arg): If float_in_sse, pass
8265 SFmode and DFmode arguments in SSE registers.
8266 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
8268 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
8269 of -funit-at-a-time.
8271 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
8273 * config/i386/i386-protos.h (ix86_function_value): Accept two
8274 arguments, like the target macro.
8275 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
8276 * config/i386/i386.c (ix86_function_value): Accept the second
8277 argument of the target macro.
8278 (ix86_function_ok_for_sibcall): Pass a function pointer to
8279 ix86_function_value.
8280 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
8281 call to ix86_value_regno).
8282 (ix86_value_regno): Add support for returning floating point values
8285 2005-04-05 Jakub Jelinek <jakub@redhat.com>
8287 PR tree-optimization/20076
8288 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
8289 that call __builtin_return or __builtin_apply_args.
8291 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
8293 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
8294 Use immediate use iterator.
8295 (stmt_is_bumper_for_loop): Use immediate use iterator.
8296 * predict.c (strip_builtin_expect): Use update_stmt.
8297 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
8298 on all elements of a STATEMENT_LIST.
8299 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
8300 (bsi_remove): Remove imm_use links and mark the stmt as modified.
8301 (bsi_replace): Mark stmt as modified and the update it.
8302 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
8303 (expand_complex_libcal): Call update_stmt.
8304 (expand_complex_comparison): Call mark_stmt_modified.
8305 (expand_complex_operations_1): Call update_stmt_if_modified.
8306 (expand_vector_operations_1): Call mark_stmt_modified.
8307 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
8308 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
8309 add_immediate_use, redirect_immediate_use,
8310 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
8311 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
8312 (mark_new_vars_to_rename): Call update_stmt.
8313 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
8314 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
8316 (unmodify_stmt): Delete.
8317 (update_stmt): New. Force an update of a stmt.
8318 (update_stmt_if_modified): update a stmt if it is out of date.
8319 (get_stmt_operands): Verify stmt is NOT modified.
8320 (stmt_modified_p): Update comment.
8321 (delink_imm_use): Remove a use node from its immuse list.
8322 (link_imm_use_to_list): Link a use node to a specific list.
8323 (link_imm_use): Link a node to the correct list.
8324 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
8325 it in the correct list, if appropriate.
8326 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
8327 (relink_imm_use): Link a use node in place of another node in a list.
8328 (relink_imm_use_stmt): LInk a node in place of another node, and set
8330 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
8331 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
8332 (first_safe_imm_use): New. Initialize a safe immuse iterator.
8333 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
8334 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
8335 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
8336 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
8337 (has_zero_uses): New. Return true if there are no uses of a var.
8338 (has_single_use): New. Return true if there is only a single use of a
8340 (single_imm_use): New. Return the simgle immediate use.
8341 (num_imm_uses): New. Return the number of immediate uses.
8342 (get_v_must_def_ops): Use is now a pointer.
8343 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
8344 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
8346 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
8347 (delink_stmt_imm_use): Delink all immuses from a stmt.
8348 (phi_arg_index_from_use): New. Return a phi arg index for a use.
8349 * tree-flow.h (struct dataflow_d): Delete.
8350 (immediate_use_iterator_d): New. Immediate use iterator struct.
8351 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
8352 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
8353 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
8355 (struct stmt_ann_d): Remove dataflow_t from struct.
8356 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
8357 (if_convertible_phi_p): Use FAST immuse iterator.
8358 (if_convertible_loop_p): Don't call compute_immediate_uses.
8359 (replace_phi_with_cond_modify_expr): Call update_stmt.
8360 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
8361 update_stmt_if_modified.
8362 (rewrite_all_into_ssa): Initialize ssa operands.
8363 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
8364 compute_immediate_uses.
8365 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
8366 ssa_property is available.
8367 (execute_one_pass): Change parameters passed to execute_todo.
8368 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
8369 (remove_ssa_form): Call fini_ssa_operands.
8370 (insert_backedge_copies): Delete call to modify_stmt.
8371 * tree-phinodes.c (make_phi_node): Initialize use nodes.
8372 (release_phi_node): Delink any use nodes before releasing.
8373 (resize_phi_node): Relink any use nodes.
8374 (remove_phi_arg_num): Delink the use node.
8375 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
8376 (remove_all_phi_nodes_for): Release phi node first.
8377 * tree-pretty-print.c (dump_generic_node): Print stmt address.
8378 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
8379 (scalarize_use, scalarize_copy): Call update_stmt.
8380 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
8381 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
8382 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
8383 (ccp_initialize): Remove call to compute_immediate_uses.
8384 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
8385 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
8387 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
8388 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
8389 (eliminate_redundant_computations): Call mark_stmt_modified.
8390 (cprop_operand): Call mark_stmt_modified.
8391 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
8392 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
8393 (dse_optimize_stmt): Use new immuse interface.
8394 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
8395 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
8396 (substitute_single_use_vars): Use new immuse interface.
8397 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
8398 and compute_immediate_uses.
8399 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
8401 (rewrite_mem_refs): Call update_stmt.
8402 (determine_lsm): Remove call to compute_imm_uses and free_df.
8403 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
8404 (try_unroll_loop_completely): Call update_stmt.
8405 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
8406 (rewrite_use_compare): Call update_stmt.
8407 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
8408 (rewrite_use) : Call update_stmt.
8409 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
8410 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
8412 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
8413 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
8414 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
8416 (initialize_vuse_operand): New. Initialize a vuse operand.
8417 (initialize_v_may_def_operand): New. Initialize a maydef operand.
8418 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
8419 (finalize_ssa_defs): Use stmt parameter.
8420 (correct_use_link): Ensure a use node is in the correct list, and has
8421 the correct stmt pointer.
8422 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
8423 finalize_ssa_v_must_defs): Also initialize use nodes.
8424 (finalize_ssa_stmt_operands): Pass extra stmt operands.
8425 (build_ssa_operands): Seperate parsing from final operand construction.
8426 (parse_ssa_operands): New. Parse entry point for operand building.
8427 (swap_tree_operands): New. Swap 2 tree operands.
8428 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
8430 (get_expr_operands): Call swap_tree_operands when needed.
8431 (copy_virtual_operands): Use initialize routines for virtual use ops.
8432 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
8433 (verify_abort): New. Issue imm_use error.
8434 (verify_imm_links): New Verify imm_use links for a var.
8435 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
8436 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
8437 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
8438 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
8439 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
8440 (NULL_USE_OPERAND_P) Define.
8441 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
8443 (struct vuse_operand_type): New struct.
8444 (SET_USE): Call set_ssa_use_from_ptr.
8446 (PHI_ARG_INDEX_FROM_USE): Define.
8447 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
8448 argument via SET_USE, not PHI_ARG_DEF_TREE.
8449 * tree-ssa-pre.c (eliminate): Call update_stmt.
8450 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
8452 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
8453 (nearest_common_dominator_of_uses): Use imm_use iterator.
8454 (statement_sink_location): Use imm_use iterator and interface.
8455 (execute_sink_code): Don't call compute_immediate_uses or free-df.
8456 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
8457 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
8458 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
8459 (verify_ssa): Ensure no stmt is marked modify after optimization pass
8460 if new parameter is true.
8461 (init_tree_ssa): Don't initialize operand cache here.
8462 (delete_tree_ssa): Don't destroy operand cache here.
8463 (propagate_into_addr): Pass in a use pointer, return true if anything
8465 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
8466 (check_phi_redundancy): Use imm_use iterator.
8467 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
8469 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
8470 (release_ssa_name): Delink node and all elements in its imm_use list.
8471 * tree-tailcall.c (adjust_return_value): Call update_stmt.
8472 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
8473 * tree-vectorizer.c (need_imm_uses_for): Delete.
8474 (vectorize_loops): Dont call compute_immediate_uses or free_df.
8475 * tree.h (struct ssa_imm_use_d): Define.
8476 (SSA_NAME_IMM_USE_NODE): Define.
8477 (struct tree_ssa_name): Add imm_use node.
8479 (PHI_ARG_IMM_USE_NODE): Define.
8480 (struct phi_arg_d): Add imm_use node.
8481 (struct tree_phi_node): Remove struct dataflow_d element.
8482 (TDF_STMTADDR): Define.
8484 2005-04-05 Dale Johannesen <dalej@apple.com>
8486 * doc/invoke.texi (Optimization Options): Remove
8487 duplicate -fcse-follow-jumps. Add -fweb.
8488 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
8489 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
8491 2005-04-05 Per Bothner <per@bothner.com>
8493 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
8494 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
8495 (warn_uninit): Get EXPR_LOCUS from context now instead.
8496 This fixes a USE_MAPPED_LOCATION testsuite failure.
8498 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
8500 2005-04-05 Per Bothner <per@bothner.com>
8502 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
8503 of the artification 'return 0' in main() to BUILTINS_LOCATION.
8504 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
8507 2004-04-05 Devang Patel <dpatel@apple.com>
8509 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
8510 (lhsr<mode>3): ... new name.
8511 (altivec_vsra<VI_char>): Rename to ..
8512 (ashr<mode>3): ... new name.
8513 * config/rs6000/rs6000.c (builtin_description): Rename shift
8516 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
8518 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
8519 gen_lowpart_for_combine.
8520 * cse.c (gen_lowpart_if_possible): Move...
8521 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
8523 (gen_lowpart_no_emit_general): Use it.
8525 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
8527 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
8530 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
8532 * system.h: Fix typo.
8534 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
8536 * config/bfin/bfin-modes.def: New file.
8537 * config/bfin/bfin-protos.h: New file.
8538 * config/bfin/bfin.c: New file.
8539 * config/bfin/bfin.h: New file.
8540 * config/bfin/bfin.md: New file.
8541 * config/bfin/bfin.opt: New file.
8542 * config/bfin/crti.s: New file.
8543 * config/bfin/crtn.s: New file.
8544 * config/bfin/elf.h: New file.
8545 * config/bfin/lib1funcs.asm: New file.
8546 * config/bfin/predicates.md: New file.
8547 * config/bfin/t-bfin: New file.
8548 * config/bfin/t-bfin-elf: New file.
8549 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
8550 Document new attributes.
8551 (interrupt, interrupt_handler, saveall): Update documentation for
8553 * doc/install.texi (Specific): Add entry for the Blackfin.
8554 * doc/invoke.texi (Blackfin Options): New section.
8555 * doc/md.texi (Blackfin family): New section to document constraints.
8556 * config.gcc: Add bfin*-* and bfin*-elf configurations.
8558 2005-04-05 Olivier Hainque <hainque@adacore.com>
8560 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
8561 match what the system unwinder expects.
8562 * config/mips/mips.c (mips_frame_set): If we're saving the return
8563 address register and the dwarf return address column number differs
8564 from the hard register number, adjust the note reg to refer to the
8567 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
8569 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
8570 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
8571 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
8572 (processor_type): New enum.
8573 (mn10300_processor): New variable.
8574 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
8575 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
8576 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
8577 (PROCESSOR_DEFAULT): New macro.
8578 * config/mn10300/mn10300.c (mn10300_processor): New variable.
8579 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8580 (mn10300_handle_option, mn10300_override_options): New functions.
8581 * config/mn10300/mn10300.opt: New file.
8583 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
8584 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
8586 PR tree-optimization/19903
8587 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
8588 that don't fit in their type after conversion.
8590 2005-04-05 Uros Bizjak <uros@kss-loka.si>
8593 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
8594 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
8595 Allocate local stack slots here. Set ix86_optimize_mode_switching.
8596 flag here. Implement using define_insn_and_split.
8597 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
8598 (frndintxf2_mask_pm_i387): New insn patterns.
8599 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
8600 Do not set ix86_optimize_mode_switching flag.
8601 (ceilsf2, ceildf2, ceilxf2): Same.
8602 (btruncsf2, btruncdf2, btruncxf2): Same.
8603 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
8605 2005-04-05 Ian Lance Taylor <ian@airs.com>
8608 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
8609 i386_pe_record_external_function.
8610 (i386_pe_record_external_function): Update declaration.
8611 * config/i386/winnt.c (struct extern_list): Add decl field.
8612 (i386_pe_record_external_function): Add decl parameter.
8613 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
8615 * config/i386/i386-protos.h (i386_pe_record_external_function):
8618 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
8620 * config/m68k/m68k-protos.h: Add a prototype for
8621 valid_dbcc_comparison_p_2.
8622 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
8623 extend_operator, const_uint32_operand, const_sint32_operand,
8624 general_src_operand, nonimmediate_src_operand,
8625 memory_src_operand, post_inc_operand, pre_dec_operand,
8626 pcrel_address): Move to predicates to predicates.md.
8627 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
8628 * config/m68k/m68k.md: Include predicates.md.
8629 * config/m68k/predicates.md: New.
8631 2005-04-04 Roger Sayle <roger@eyesopen.com>
8633 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
8635 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
8637 2005-04-04 Ian Lance Taylor <ian@airs.com>
8639 * c-typeck.c (struct c_switch): Rename switch_stmt field to
8641 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
8642 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
8643 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
8644 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
8645 * c-common.c (c_do_switch_warnings_1): New static function broken
8646 out of c_do_switch_warnings.
8647 (c_do_switch_warnings): Call c_do_switch_warnings_1.
8648 (c_do_switch_expr_warnings): New function.
8649 * c-common.h (c_do_switch_expr_warnings): Declare.
8651 2005-04-04 David Edelsohn <edelsohn@gnu.org>
8652 Daniel Jacobowitz <dan@codesourcery.com>
8654 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
8656 * rtlanal.c (may_trap_p): Same.
8658 2005-04-04 Dale Johannesen <dalej@apple.com>
8660 * ChangeLog: remove reference to ChangeLog.12.
8662 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
8664 CRIS epilogue as RTL.
8665 * config/cris/cris.md: Change all 0 in unspec 0 to
8667 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
8668 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
8670 ("return"): Change to define_expand. Call cris_expand_return for
8672 ("*return_expanded"): New pattern.
8673 ("epilogue"): New define_expand.
8674 * config/cris/cris.h (PREDICATE_CODES): Add
8675 cris_load_multiple_op.
8676 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
8678 (enum cris_retinsn_type): New.
8679 (struct machine_function): New member return_type.
8680 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
8681 (cris_target_asm_function_epilogue): Remove, moving RTLified
8683 (cris_expand_epilogue): New function.
8684 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
8685 (cris_gen_movem_load, cris_load_multiple_op)
8686 (cris_return_address_on_stack_for_return, cris_expand_return): New
8688 (cris_target_asm_function_prologue)
8689 (cris_initial_frame_pointer_offset): Call
8690 cris_reg_saved_in_regsave_area instead of complicated expression.
8691 Call cris_return_address_on_stack instead of an expression.
8692 (cris_print_operand) <case 'o', case 'O'>: New cases.
8693 (cris_return_address_on_stack): Change return-type to bool.
8694 (cris_simple_epilogue): Ditto. Return false if registers are
8696 * config/cris/cris-protos.h (cris_simple_epilogue)
8697 (cris_return_address_on_stack): Adjust prototype return type.
8698 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
8699 (cris_return_address_on_stack_for_return): New prototypes.
8701 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
8703 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
8704 gpr_or_int12_operand.
8706 * config/frv/frv-protos.h: Add a prototype to
8707 frv_legitimate_memory_operand and frv_const_unspec_p.
8708 (frv_unspec): Move from frv.c.
8709 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
8710 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
8711 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
8712 gpr_or_fpr_operand, gpr_or_int12_operand,
8713 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
8714 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
8715 int6_operand, int5_operand, uint5_operand, uint4_operand,
8716 uint1_operand, int_2word_operand, uint16_operand,
8717 upper_int16_operand, integer_register_operand,
8718 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
8719 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
8720 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
8721 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
8722 move_destination_operand, movcc_fp_destination_operand,
8723 frv_function_symbol_referenced_p, move_source_operand,
8724 condexec_dest_operand, condexec_source_operand,
8725 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
8726 const_unspec_operand, gpr_or_memory_operand,
8727 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
8728 icc_operand, fcc_operand, cc_operand, icr_operand,
8729 fcr_operand, cr_operand, call_operand, sibcall_operand,
8730 symbolic_operand, relational_operator,
8731 integer_relational_operator, float_relational_operator,
8732 ccr_eqne_operator, minmax_operator,
8733 condexec_si_binary_operator, condexec_si_media_operator,
8734 condexec_si_divide_operator, condexec_si_unary_operator,
8735 condexec_sf_conv_operator, condexec_sf_add_operator,
8736 condexec_memory_operand, intop_compare_operator, acc_operand,
8737 even_acc_operand, quad_acc_operand, accg_operand: Move to
8739 * config/frv/frv.h (PREDICATE_CODES): Remove.
8740 * config/frv/frv.md: Include predicates.md.
8741 * config/frv/predicates.md: New.
8743 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
8746 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
8747 * tree-ssa-loop-ivopts.c: Include langhooks.h.
8748 (add_standard_iv_candidates_for_size): New function, extracting code
8749 from add_standard_iv_candidates and parameterizing it by type size.
8750 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
8752 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
8754 * system.h (GCOV_SIZE_TYPE): Unposion.
8755 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
8756 (GCOV_TYPE_SIZE): ...this new macro.
8757 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
8758 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
8759 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
8760 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
8761 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
8762 instead of unsigned_intSI_type_node.
8763 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
8764 (rtl_gen_one_value_profiler_no_edge_manipulation)
8765 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
8766 * value-prof.c: Include coverage.h.
8768 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
8769 Diego Novillo <dnovillo@redhat.com>
8771 Fix PR tree-optimization/20703
8772 Fix PR tree-optimization/20725
8774 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
8775 (create_expression_by_pieces): Ditto.
8776 (valid_in_set): Ditto. Also handle tcc_declaration.
8777 (find_or_generate_expression): Handle comparison class.
8778 (insert_into_preds_of_block): Ditto.
8779 (insert_aux): Ditto.
8780 (create_value_expr_from): Handle comparison class, recursively
8781 handle reference nodes.
8782 (compute_avail): Handle comparison classes, rewrite a little cleaner.
8783 (execute_pre): Fix spacing.
8784 (do_fre): Renamed to execute_fre.
8786 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
8788 * doc/invoke.texi (SPARC options): Document that
8789 -mlittle-endian is not supported on Linux either.
8791 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
8795 * config.gcc (Obsolete configurations): Remove
8796 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
8797 (sparclite-*-coff*): Delete.
8798 (sparclite-*-elf*): Likewise.
8799 (sparc86x-*-elf*): Likewise.
8800 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
8801 * config/sparc/lite.h: Delete.
8802 * config/sparc/litecoff.h: Likewise.
8803 * config/sparc/liteelf.h: Likewise.
8804 * config/sparc/sp86x-elf.h: Likewise.
8805 * config/sparc/t-sparclite: Likewise.
8806 * config/sparc/t-sp86x: Likewise.
8808 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
8810 * config/s390/s390-protos.h: (s390_comparison,
8811 s390_alc_comparison, s390_slb_comparison, const0_operand,
8812 consttable_operand, larl_operand, s_operand,
8813 shift_count_operand, bras_sym_operand, load_multiple_operation,
8814 store_multiple_operation, s390_plus_operand): Remove prototypes.
8815 (s390_legitimate_address_without_index_p): New prototype.
8816 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
8818 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
8819 const0_operand, consttable_operand, larl_operand, s_operand,
8820 shift_count_operand, bras_sym_operand, load_multiple_operation,
8821 store_multiple_operation, s390_plus_operand): Move to
8823 (check_mode): Remove.
8824 (s390_branch_condition_mask): Remove 'static'. Move prototype to
8826 (s390_legitimate_address_without_index_p): New.
8827 * config/s390/s390.h (PREDICATE_CODES): Remove.
8828 * config/s390/s390.md: Include predicates.md.
8829 * config/s390/predicates.md: New.
8831 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
8834 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
8835 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
8836 (NEED_INDICATE_EXEC_STACK): Define to 1.
8837 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
8838 (NEED_INDICATE_EXEC_STACK): Define to 1.
8839 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
8840 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
8841 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
8842 (pic_helper_emitted_p): New global.
8843 (emit_pic_helper): New function extracted from...
8844 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
8845 Do not call emit_pic_helper if delay_pic_helper is true.
8846 (sparc_expand_prologue): Pass 'false' to load_pic_register.
8847 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
8848 (sparc_file_end): New function.
8850 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
8852 * config/mcore/mcore-protos.h: Remove the prototypes for
8853 mcore_arith_reg_operand, mcore_general_movsrc_operand,
8854 mcore_general_movdst_operand, mcore_reload_operand,
8855 mcore_arith_J_operand, mcore_arith_K_operand,
8856 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
8857 mcore_arith_K_S_operand, mcore_arith_imm_operand,
8858 mcore_arith_any_imm_operand, mcore_arith_O_operand,
8859 mcore_literal_K_operand, mcore_addsub_operand,
8860 mcore_compare_operand, mcore_load_multiple_operation,
8861 mcore_store_multiple_operation, mcore_call_address_operand.
8862 Add a prototype for const_ok_for_mcore.
8863 * config/mcore/mcore.c (mcore_call_address_operand,
8864 mcore_general_movsrc_operand, mcore_general_movdst_operand,
8865 mcore_arith_reg_operand, mcore_reload_operand,
8866 mcore_arith_J_operand, mcore_arith_K_operand,
8867 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
8868 mcore_arith_M_operand, mcore_arith_imm_operand,
8869 mcore_arith_any_imm_operand, mcore_arith_O_operand,
8870 mcore_literal_K_operand, mcore_addsub_operand,
8871 mcore_compare_operand, mcore_load_multiple_operation,
8872 mcore_store_multiple_operation): Move to predicates.md.
8873 (const_ok_for_mcore): Export.
8874 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
8875 * config/mcore/mcore.md: Include predicates.md.
8876 * config/mcore/predicates.md: New.
8878 * config/mcore/predicates.md: Fix a comment typo.
8880 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
8881 Adrian Straetling <straetling@de.ibm.com>
8883 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
8884 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
8885 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
8887 ("imul"): Removed from "type" attribute.
8888 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
8889 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
8890 Changed type to imulsi.
8891 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
8893 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
8895 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
8896 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
8897 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
8898 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
8899 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
8900 (TARGET_SWITCHES, mcore_stack_increment_string)
8901 (TARGET_OPTIONS): Delete.
8902 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
8903 than *_BIT constants.
8904 (TARGET_8ALIGN): #undef old definition before redefining to 1.
8905 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
8906 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
8907 (mcore_override_options): Delete mcore_stack_increment code.
8908 Change use of M340_BIT to MASK_M340.
8909 * config/mcore/mcore.opt: New file.
8911 2005-04-04 Ian Lance Taylor <ian@airs.com>
8913 * config/arm/arm.c (replace_symbols_in_block): Remove static
8916 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
8918 * config/fr30/fr30-protos.h: Remove the prototypes for
8919 stack_add_operand, add_immediate_operand,
8920 high_register_operand, low_register_operand, call_operand,
8921 di_operand, and nonimmediate_di_operand.
8922 * config/fr30/fr30.c (stack_add_operand,
8923 add_immediate_operand, high_register_operand,
8924 low_register_operand, call_operand, di_operand,
8925 nonimmediate_di_operand): Move to predicates.md.
8926 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
8927 * config/fr30/fr30.md: Include predicates.md.
8928 * config/fr30/predicates.md: New.
8930 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
8931 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
8932 mcore_call_address_operand.
8934 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
8935 general_movsrc_operand.
8937 2005-04-04 Alan Modra <amodra@bigpond.net.au>
8939 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
8942 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
8945 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
8948 2005-04-04 Richard Henderson <rth@redhat.com>
8949 Jakub Jelinek <jakub@redhat.com>
8951 PR rtl-optimization/16104
8952 * fold-const.c (fold_unary): Fix folding of vector conversions.
8954 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
8956 * config.gcc (xstormy16-*-elf): Set extra_options.
8957 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
8958 * config/stormy16/stormy16.opt: New file.
8960 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
8962 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
8963 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
8964 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
8965 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
8966 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
8967 (TARGET_UNIX_ASM): Delete.
8968 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
8969 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
8970 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
8971 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8972 * config/pdp11/pdp11.opt: New file.
8974 2005-04-03 Roger Sayle <roger@eyesopen.com>
8975 Alexandre Oliva <aoliva@redhat.com>
8978 * fold-const.c (non_lvalue): Split tests into...
8979 (maybe_lvalue_p): New function.
8980 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
8981 C++ front-end prior to lowering into gimple form.
8983 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8985 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
8986 BUILT_IN_STRNCASECMP): New.
8987 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
8990 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
8993 * arm.md (addsi3_compare0_for_combiner): Delete.
8994 (addsi3_compare0_scratch_for_combiner): Delete.
8995 (cmpsi_neg_shiftsi): Delete.
8996 (compare_negsi_si): New pattern.
8997 (cmpsi_negshiftsi_si): New pattern.
8998 (negated_cbranchsi4): Restrict to equality_operator.
9000 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
9003 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
9005 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
9008 * doc/install.texi: Fix a typo.
9010 2005-04-03 Steven Bosscher <stevenb@suse.de>
9013 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
9014 a computed goto if the edge to the computed goto block has
9015 incoming abnormal edges. Clarify how the function works.
9017 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
9019 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
9020 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
9021 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
9022 hash_scan_set, reg_set_between_after_reload_p,
9023 reg_used_between_after_reload_p, get_avail_load_store_reg,
9024 eliminate_partially_redundant_load): Likewise.
9025 * postreload.c (reload_cse_simplify_set,
9026 reload_combine_note_use): Likewise.
9027 * predict.c (predict_insn, expected_value_to_br_prob,
9028 propagate_freq, expensive_function_p): Likewise.
9029 * print-rtl.c (print_rtx): Likewise.
9030 * profile.c (instrument_edges, instrument_values,
9031 compute_branch_probabilities, branch_prob, union_groups,
9032 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
9033 * protoize.c (in_system_include_dir, file_could_be_converted,
9034 file_normally_convertible, gen_aux_info_file, seek_to_line,
9035 do_cleaning): Likewise.
9036 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
9037 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
9038 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
9040 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
9042 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
9043 * modulo-sched.c (undo_replace_buff_elem): New structure.
9044 (kernel_number_of_cycles, ps_unschedule_node,
9045 undo_generate_reg_moves,free_undo_replace_buff,
9046 undo_permute_partial_schedule, loop_single_full_bb_p,
9047 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
9048 build_loops_structure, get_sched_window): New.
9049 (generate_reg_moves): Return undo_replace_buff_elem and other
9051 (generate_prolog_epilog): Remove old loop versioning.
9052 (sms_schedule): Use loop information and loop_version.
9053 (sms_schedule_by_order): Split part of it to get_sched_window.
9054 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
9055 cfg_layout_finalize and free_dominance_info before/after SMS.
9057 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
9059 * cfghooks.c (lv_flush_pending_stmts,
9060 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
9061 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
9062 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
9063 lv_add_condition_to_bb,
9064 lv_adjust_loop_header_phi, extract_cond_bb_edges,
9065 flush_pending_stmts): New in cfg_hooks structure.
9066 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
9067 extract_cond_bb_edges, lv_adjust_loop_header_phi,
9068 lv_add_condition_to_bb): New declarations.
9069 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
9071 (loop_version): Declare.
9072 * cfgloopmanip.c (cfghooks.h): Include.
9073 (duplicate_loop_to_header_edge): Change return type to bool.
9074 (loop_version, lv_adjust_loop_entry_edge): Move here.
9075 * cfgrtl.c (cfgloop.h): Include.
9076 (rtl_verify_flow_info_1): Fix.
9077 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
9078 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
9080 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
9081 tree_lv_add_condition_to_bb): New.
9082 (tree_cfg_hooks): Add new hooks to initialization.
9083 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
9084 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
9086 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
9088 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
9089 xstormy16_below100_or_register,
9090 xstormy16_splittable_below100_or_register, and
9091 nonimmediate_nonstack_operand.
9093 * config/stormy16/stormy16-protos.h: Remove the prototypes for
9094 xstormy16_ineqsi_operator, equality_operator,
9095 inequality_operator, shift_operator,
9096 xstormy16_below100_operand, xstormy16_below100_or_register,
9097 xstormy16_splittable_below100_or_register,
9098 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
9099 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
9100 equality_operator, inequality_operator,
9101 xstormy16_below100_operand, xstormy16_below100_or_register,
9102 xstormy16_splittable_below100_or_register,
9103 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
9104 nonimmediate_nonstack_operand, shift_operator): Move to
9106 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
9107 * config/stormy16/stormy16.md: Include predicates.md.
9108 * config/stormy16/predicates.md: New.
9110 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
9112 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
9113 small_int, large_int, reg_or_0_operand, simple_memory_operand,
9114 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
9115 move_operand, power_of_2_operand): Move to predicates.md.
9116 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
9117 PREDICATE_CODE): Remove.
9118 * config/iq2000/iq2000.md: Include predicates.md.
9119 * config/iq2000/predicates.md: New.
9121 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
9123 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
9124 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
9125 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
9126 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
9127 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
9128 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
9129 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
9130 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
9131 (TARGET_M68HC11): Delete.
9132 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
9133 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
9134 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
9135 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
9136 (nb_soft_regs): Delete.
9137 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
9138 (m68hc11_override_options): Remove the code that caters for MASK_M6811
9139 and MASK_M6812 being set simultaneously. Change the code that sets
9140 the default m68hc11_soft_reg_count to use integers instead of strings.
9141 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
9142 m68hc11_soft_reg_count (which now has an int type) as the number
9144 * config/m68hc11/m68hc11.opt: New file.
9146 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
9148 * config/fr30/fr30.h (PREDICATE_CODES): Remove
9149 fp_displacement_operand, sp_displacement_operand.
9151 * config/m68hc11/m68hc11-protos.h: Add a prototype for
9153 Remove the prototypes for tst_operand, cmp_operand,
9154 stack_register_operand, d_register_operand,
9155 hard_addr_reg_operand, splitable_operand,
9156 m68hc11_logical_operator, m68hc11_arith_operator,
9157 m68hc11_non_shift_operator, m68hc11_shift_operator,
9158 m68hc11_unary_operator, m68hc11_eq_compare_operator,
9159 non_push_operand, hard_reg_operand, and
9160 reg_or_some_mem_operand.
9161 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
9163 (tst_operand, cmp_operand, non_push_operand,
9164 splitable_operand, reg_or_some_mem_operand,
9165 stack_register_operand, d_register_operand,
9166 hard_addr_reg_operand, hard_reg_operand,
9167 m68hc11_eq_compare_operator, m68hc11_logical_operator,
9168 m68hc11_arith_operator, m68hc11_non_shift_operator,
9169 m68hc11_shift_operator, m68hc11_unary_operator): Move to
9171 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
9172 * config/m68hc11/m68hc11.md: Include predicates.md.
9173 * config/m68hc11/predicates.md: New.
9175 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
9178 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
9179 change checked in along with 2005-03-03's patch for debug/20253.
9180 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
9181 (remap_decl): Insert type decl in map earlier.
9183 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
9185 PR tree-optimization/20640
9186 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
9187 post-dominator if it has phi nodes.
9188 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
9189 before dead statements.
9191 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
9194 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
9196 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
9198 PR rtl-optimization/20290
9199 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
9200 in every iteration if the entry point is the exit test.
9202 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
9204 * config/cris/cris.md (attribute "length"): Define.
9206 2005-04-02 Geoffrey Keating <geoffk@apple.com>
9208 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
9209 (word_offset_memref_operand): New.
9210 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
9211 (indexed_or_indirect_operand): Delete.
9212 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
9213 (indexed_or_indirect_operand): Delete.
9215 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
9218 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
9221 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
9222 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
9224 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
9226 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
9228 2005-04-01 Ian Lance Taylor <ian@airs.com>
9230 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
9231 (rus, prus): Remove static variables.
9232 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
9233 (process_command): Permit report_times and use_pipes together.
9235 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
9237 * c-decl.c (validate_proto_after_old_defn): Look at
9238 TYPE_MAIN_VARIANT of argument types.
9240 2005-04-01 Paul Brook <paul@codesourcery.com>
9242 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
9243 (arm_output_function_epilogue): Allow call_via_SP.
9244 (thumb_call_via_reg, arm_file_end): Ditto.
9245 * config/arm/arm.h (struct machine_function): Include space for SP.
9246 (thumb_call_via_label): Update declaration.
9248 2005-04-01 Ian Lance Taylor <ian@airs.com>
9250 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
9251 doing a peephole optimization, once again put any notes in the
9254 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
9256 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
9258 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
9260 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
9261 (block_alloc, find_free_reg): Likewise.
9262 * loop-doloop.c (doloop_modify): Likewise.
9263 * loop-invariant.c (record_use): Likewise.
9264 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
9265 get_iv_value, canon_condition, eliminate_implied_condition,
9266 eliminate_implied_condition, simplify_using_initial_values,
9267 shorten_into_mode, canonicalize_iv_subregs,
9268 iv_number_of_iterations): Likewise.
9269 * loop-unroll.c (expand_var_during_unrolling): Likewise.
9270 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
9271 unswitch_loop): Likewise.
9272 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
9273 move_movables, replace_call_address, find_and_verify_loops,
9274 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
9275 record_giv, final_giv_value, general_induction_var,
9276 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
9277 loop_giv_dump): Likewise.
9279 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
9280 GCOV_CHECK_WRITING): Remove.
9281 (gcov_position, gcov_rewrite): Use gcc_assert.
9282 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
9283 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
9284 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
9287 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
9289 * tree-inline.c: Fix a typo.
9291 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
9293 * configure.ac (enable-checking): Explicitly set all variables for
9294 collective switch values. Alphabetize variables. Rename
9295 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
9297 * doc/install.texi (enable-checking): Update documentation.
9298 * configure: Rebuilt.
9300 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
9302 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
9305 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
9307 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
9308 Also reject cases where this pattern will cause load delay stalls
9309 unless optimizing for size and it will produce a shorter sequence.
9310 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
9311 variants to avoid pre-adjusting the base when possible.
9313 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
9315 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
9316 the frame and argument pointers.
9317 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
9318 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
9319 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
9320 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
9321 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
9322 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
9324 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
9326 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
9327 with entry for selectany attribute.
9328 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
9330 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
9331 (i386_pe_asm_named_section): Handle sections generated by
9332 selectany attribute.
9333 * doc/extend.texi (selectany): Document attribute.
9335 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
9336 Jan Hubicka <jh@suse.cz>
9338 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
9339 to fix addresses involving EBP and ESP.
9340 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
9341 for SUBREGed registers.
9342 (legitimate_address_p): Accept SUBREGed registers.
9344 2005-04-01 Jakub Jelinek <jakub@redhat.com>
9347 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
9348 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
9351 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
9353 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
9355 2005-04-01 James E Wilson <wilson@specifixinc.com>
9358 * dwarf2out.c (rtl_for_decl_init): New function.
9359 (rtl_for_decl_location): Extracted from here.
9360 (tree_add_const_value_attribute): Call rtl_for_decl_init and
9361 add_const_value_attribute. Delete initializer_constant_valid_p call.
9363 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
9365 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
9366 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
9367 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
9368 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
9369 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
9370 config/i386/i386.md, config/rs6000/predicates.md,
9371 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
9372 config/s390/s390.c, config/stormy16/stormy16.c,
9373 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
9376 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
9379 * gimplify.c (gimplify_expr): Create a temporary for lvalue
9380 COND_EXPR and CALL_EXPR.
9382 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
9385 * genautomata.c (first_cycle_unit_presence): Check all alternative
9386 states for unit presence.
9388 * doc/md.texi: Remove remark about impossibility to query unit
9389 presence in non nondeterministic automaton state.
9391 * config/ia64/ia64.c (get_template): Change order of unit querying.
9393 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
9395 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
9398 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
9400 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
9401 flag for edges outside any loops.
9403 2005-03-31 Janis Johnson <janis187@us.ibm.com>
9405 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
9407 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
9409 * tree-ssa-alias.c: Follow spelling conventions.
9410 * doc/tree-ssa.texi: Fix a typo.
9412 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
9414 * postreload-gcse.c: Include target.h.
9415 (gcse_after_reload_main): Return early if we cannot modify jumps.
9416 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
9418 2005-03-31 David Edelsohn <edelsohn@gnu.org>
9420 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
9421 expensive operations.
9423 2005-03-31 Ian Lance Taylor <ian@airs.com>
9425 * collect2.c (lderrout): New variable.
9426 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
9427 if it is set, to stderr.
9428 (handler): Unlink lderrout if it is set.
9429 (dump_file): Add "to" parameter. Change all callers.
9430 (main): Initialize lderrout.
9431 (collect_execute): Add errname parameter. Change all callers.
9432 Rename redir parameter to outname. Never pass
9433 PEX_STDERR_TO_STDOUT to pex_run.
9434 * collect2.h (collect_execute, dump_file): Update declarations.
9435 * tlink.c (tlink_execute): Add errname parameter. Change all
9437 (do_tlink): Check lderrout as well as ldout.
9439 2005-03-31 Caroline Tice <ctice@apple.com>
9441 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
9442 (bb-reorder.o): Add errors.h to list of requirements.
9443 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
9444 profiledbootstrap flags.
9445 * bb-reorder.c (errors.h): Add new include.
9446 (struct bbro_basic_block_data_def): Add new field, in_trace.
9447 (add_unlikely_executed_notes): Remove function.
9448 (mark_bb_for_unlikely_executed_section): Remove function.
9449 (insert_section_boundary_note): New function.
9450 (verify_hot_cold_block_grouping): New function.
9451 (push_to_next_round_p): Remove variables and tests that push all
9452 cold blocks to last round.
9453 (find_traces): Remove code that added extra round of trace finding
9454 when doing partitioning.
9455 (find_traces_1_round) : Remove variable last_round; add code to
9456 update new struct field, in_trace; correct trace_length where it was
9457 incorrect before (after call to copy_bb); change code that pushed all
9458 cold blocks to last round. Instead verify that all blocks going into
9459 a trace belong in the same partition.
9460 (connect_traces): Modify to connect the traces in two passes, if the
9461 function contains both hot and cold blocks. The first pass connects
9462 all the traces for blocks in the partition that the first block in
9463 the function belongs to; the second pass connnects all the traces
9464 containing blocks that belong in the other partition.
9465 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
9466 code that automatically put the first block in a function into the
9467 hot partition if the function had any hot blocks.
9468 (fix_crossing_unconditional_branches): Check number of succ edges
9469 before attempting to get one.
9470 (fix_edges_for_rarely_executed_code): Update comment describing
9472 (reorder_basic_blocks): Add code to initialize new field (in_trace);
9473 remove call to add_unlikely_executed_notes; add call to
9474 verify_hot_cold_block_grouping.
9475 (duplicate_computed_gotos): Don't change computed goto if it's a
9477 (partition_hot_cold_basic_blocks): Update function comment.
9478 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
9480 (try_forward_edges): Likewise.
9481 (merge_blocks_move_predecessor_nojumps): Likewise.
9482 (merge_blocks_move_successor_nojumps): Likewise.
9483 (merge_blocks_move): Likewise.
9484 (try_crossjump_bb): Likewise.
9485 * cfglayout.c (update_unlikely_executed_notes): Remove function.
9486 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
9487 notes to cold bb's; remove call to update_unlikely_executed_notes.
9488 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
9489 NOTE_INSN_SWITCH_TEXT_SECTIONS.
9490 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
9491 function declaration.
9492 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
9494 (rtl_can_merge_blocks): Remove redundancy from condition.
9495 (try_redirect_by_replacing_jump): Likewise.
9496 (force_nonfallthru_and_redirect): Remove code for adding
9497 UNLIKELY_EXECUTED_CODE notes to cold bb's.
9498 (commit_one_edge_insertion): Likewise.
9499 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
9500 * dbxout.c (FORCE_TEXT): Replace function_section with
9501 current_function_section.
9502 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
9503 function, switch_text_section.
9504 (struct xcoff_debug): Likewise.
9505 (dbxout_function_end): Add code to put out label diffs for both
9506 hot and cold sections.
9507 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
9508 for new debug_hooks funciton, switch_text_section..
9509 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
9510 switch_text_section.
9511 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
9512 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
9513 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
9514 dw_fde_switched_sections.
9515 (output_call_frame_info): Add test to see if function switches text
9516 sections in the middle; if so, use appropriate extra hot and cold
9517 section labels to compute size deltas for the hot and cold sections.
9518 (dwarf2out_begin_prologue): Add code to initialize new fields in
9520 (dwarf2out_switch_text_section): New function (invoked through
9521 debug_hook); updates new fields in dw_fde_struct appropriately and
9522 increments separate_line_info_table_in_use.
9523 (dwarf2_debug_hooks): Initialize switch_text_section function to be
9524 dwarf2out_switch_text_section.
9525 (struct var_loc_node): Add new field, section_label.
9526 (output_aranges): Add code to check whether in hot or cold section and
9527 use the appropriate label in calculating deltas.
9528 (output_ranges): Likewise.
9529 (output_line_info): Add code to check which section we're in and
9530 use appropriate hot/cold label.
9531 (add_location_or_constant_value_attribute): Likewise.
9532 (gen_subprogam_die): Modify arange attributes to use correct labels.
9533 (dwarf2out_begin_block): Change call to function_section into call to
9534 current_function_section.
9535 (dwarf2out_end_block): Likewise.
9536 (dwarf2out_source_line): Likewise.
9537 (dwarf2out_var_location): Add code to check whether in hot or cold
9538 section and use the appropriate label.
9539 * except.c (output_function_exception_table): Change call to
9540 function_section into call to current_function_section.
9541 * final.c (profile_function): Likewise.
9542 (scan_ahead_for_unlikely_executed_note): Remove function.
9543 (final_scan_insn): Remove calls to
9544 scan_ahead_for_unlikely_executed_note, and related code for switching
9545 to cold section, except for the single time
9546 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
9547 debug_hooks->switch_text_sections; replace appropriate calls to
9548 function_section with calls to current_function_section.
9549 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
9550 test_bb to condition.
9551 (find_if_case_2): Likewise.
9552 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
9553 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
9554 * opts.c (decode_options): Change warning about hot/cold partitioning
9555 with exceptionss to inform (so as not to cause bootstrap failures);
9556 remove warning about partitioning with DWARF debug info.
9557 * output.h (current_function_section): Add new function decl.
9558 (insert_section_boundary_note): Likewise.
9559 (enum in_section): Move this declaration here from varasm.c.
9560 (unlikely_section_label): Likewise.
9561 (unlikely_text_section_name): Likewise.
9562 (last_text_section_name): New global variable.
9563 (last_text_section): Likewise.
9564 (hot_section_label): Likewise.
9565 (hot_section_end_label): Likewise.
9566 (cold_section_end_label): Likewise.
9567 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
9568 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
9569 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
9570 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
9571 insn from consideration.
9572 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
9573 switch_text_section.
9574 * varasm.c (basic-block.h): Add new include.
9575 (unlikely_section_label_printed): Remove global variable.
9576 (unlikely_section_label): Make global variable not be static any more.
9577 (unlikely_text_section_name): Likewise.
9578 (hot_section_end_label): New global variable (not static)
9579 (first_function_block_is_cold): Likewise.
9580 (hot_section_label): Likewise.
9581 (cold_section_end_label): Likewise..
9582 (last_text_section): New global variable, not static.
9583 (last_text_section_name): New global variable, not static.
9584 (initialize_cold_section_name): New function.
9585 (enum in_section): Move declaration to output.h.
9586 (text_section): Update last_text_section.
9587 (unlikely_text_section): Replace code to determine cold section name
9588 with call to initialize_cold_section_name; Add code to update
9589 last_text_section; remove code for printing out label.
9590 (named_section_real): Add code to update last_text_section and
9591 last_text_section_name as appropriate.
9592 (function_section): Change test for 'unlikely' to depend on
9593 first_function_block_is_cold (moved old test to
9594 current_function_section).
9595 (current_function_section): New function.
9596 (assemble_start_function): Move code that frees
9597 unlikely_text_section_name; initialize hot_section_end_label;
9598 print hot and cold section labels at the start of the function;
9599 set first_function_block_is_cold, if appropriate; initialize l
9600 ast_text_section; add call to insert_section_boundary_note.
9601 (assemble_end_function): Add code to write out hot and cold section
9603 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
9604 switch_text_section.
9605 * config/darwin.c (machopic_select_section): Replace incorrect
9606 function in base_funs; update reloc for cold sections if necessary.
9607 * config/darwin.h (SECTION_FUNCTION): Add code to update
9608 last_text_section if appropriate.
9609 (text_unlikely_section): Remove.
9610 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
9611 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
9612 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
9613 partitioning for this architecture.
9615 2005-03-31 Olivier Hainque <hainque@adacore.com>
9617 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
9618 defined and non-zero.
9620 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
9623 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
9626 2005-03-31 Alan Modra <amodra@bigpond.net.au>
9629 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
9630 label operand. Remove (use (unspec..)). Don't emit a label on
9632 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
9633 generate inline label for load_toc_v4_PIC_1b.
9634 (rs6000_emit_load_toc_table): Likewise.
9636 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
9638 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
9639 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
9641 2005-03-29 Devang Patel <dpatel@apple.com>
9643 * tree-sra.c (decide_block_copy): Disable scalarization of
9646 2005-03-30 Stuart Hastings <stuart@apple.com>
9647 Dale Johannesen <dalej@apple.com>
9649 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
9650 * print-tree.c (print_node): Add case STATEMENT_LIST.
9652 2005-03-31 Alan Modra <amodra@bigpond.net.au>
9654 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
9655 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
9656 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
9657 is given with "powerpc64*" or "all", or when --with-cpu chooses
9660 2005-03-30 James E. Wilson <wilson@specifixinc.com>
9663 * dwarf2out.c (add_high_low_attributes): New function, extracted from
9664 gen_lexical_block_die.
9665 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
9667 2005-03-31 Jan Hubicka <jh@suse.cz>
9669 2004-11-02 Jan Hubicka <jh@suse.cz>
9671 * cgraph.c (cgraph_varpool_node_name): New function.
9672 (dump_cgraph_varpool_node): New function.
9673 (dump_varpool): New function.
9674 * cgraphunit.c (cgraph_optimize): Dump varpool.
9676 2004-10-16 Jan Hubicka <jh@suse.cz>
9678 * cgraph.c (decide_is_variable_needed): New function.
9679 (cgraph_varpool_finalize_decl): Use it.
9680 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
9682 * final.c (output_addr_const): Do not call mark_referenced.
9683 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
9684 always go via cgraph.
9685 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
9686 (check_global_declarations): Ifdef out code clearing DECL_RTL.
9687 * tree-optimize.c (execute_inline): Mark functions called.
9688 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
9690 2004-10-11 Jan Hubicka <jh@suse.cz>
9692 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
9693 (cgraph_varpool_last_needed_node): New static variable.
9694 (enqueue_needed_varpool_node): Break out from ...; add items to the
9695 end of queue; update first pointers.
9696 (cgraph_varpool_mark_needed_node): ... here.
9697 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
9698 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
9699 * cgraph.h (cgraph_varpool_node): Add analyzed field.
9700 (cgraph_varpool_first_unanalyzed_node): Declare.
9701 * cgraphunit.c: Include output.h.
9702 (cgraph_varpool_analyze_pending_decls): New function.
9703 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
9704 for errors, analyze pending decls.
9705 (cgraph_finalize_compilation_unit): Only analyze decls.
9706 (cgraph_optimize): Assemble the decls after expanding.
9708 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
9710 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
9711 subvars get marked properly in tags for grouping.
9712 (add_pointed_to_var): Mark only actual pointed to
9713 variables/subvars in addresses needed.
9714 (create_overlap_variables_for): Clear call clobbered on original
9716 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
9717 addresable vars with subvars into list.
9718 * tree-ssa.c (verify_ssa_name): Verify original is not used where
9721 2005-03-30 Richard Henderson <rth@redhat.com>
9723 * cgraph.h (struct cgraph_node): Add alias.
9724 * varasm.c (assemble_alias): Set it.
9725 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
9726 avoid calling cgraph_expand_function.
9728 2005-03-30 Tom Tromey <tromey@redhat.com>
9730 * tree.def (FILE_TYPE): Removed.
9731 * typeclass.h (enum type_class): Removed file_type_class.
9732 * dwarf2out.c (is_base_type): Updated.
9733 (gen_type_die): Likewise.
9734 * dbxout.c (dbxout_type): Updated.
9735 * builtins.c (type_to_class): Updated.
9736 * tree.c (type_contains_placeholder_1): Updated.
9737 * config/sparc/sparc.c (sparc_type_code): Updated.
9738 * config/ia64/ia64.c (hfa_element_mode): Updated.
9739 * expr.c (count_type_elements): Updated.
9740 * stor-layout.c (layout_type): Updated.
9741 * tree-inline.c (remap_type): Updated.
9742 * tree-pretty-print.c (dump_generic_node): Updated.
9744 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
9746 * builtins.c (expand_builtin_powi): Fix mode of
9747 2nd argument to match int.
9748 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
9749 2nd argument type to int.
9750 * libgcc2.c: Change prototype of __powi* functions to use
9753 2005-03-30 Dale Johannesen <dalej@apple.com>
9756 * calls.c (expand_call): Flush pending deferrals before
9759 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
9763 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
9764 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
9765 c_label_context, label_context_stack): New.
9766 * c-decl.c (define_label): Check for jumps into statement
9767 expressions. Add label to list of defined labels.
9768 (start_function): Push context on label_context_stack.
9769 (finish_function): Pop context from label_context_stack.
9770 * c-typeck.c (label_context_stack): New.
9771 (c_finish_goto_label): Check for jumps into statement
9772 expressions. Add label to list of jumped to labels.
9773 (struct c_switch): Add blocked_stmt_expr.
9774 (c_start_case): Initialize it.
9775 (do_case): Check it.
9776 (c_finish_case): Verify !blocked_stmt_expr.
9777 (c_begin_stmt_expr): Push context on label_context_stack.
9778 Increment blocked_stmt_expr. Mark labels jumped to from outside
9780 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
9781 defined in the statement expression and no longer jumpable to.
9782 Mark labels jumped to from just outside the statement expression
9783 as again definable. Pop context from label_context_stack.
9784 * doc/extend.texi (Statement Exprs): Update.
9786 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
9789 * c-decl.c (start_function): Check for old_decl being
9792 2005-03-30 Ian Lance Taylor <ian@airs.com>
9794 * final.c (final): Remove prescan parameter. Change all callers.
9795 (final_scan_insn): Remove prescan parameter. Change all callers.
9797 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
9799 * tree-vectorizer.c: Fix comment typos.
9801 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
9803 * tree-scalar-evolution.c (instantiate_parameters_1): Return
9804 as soon as a chrec_dont_know is detected.
9806 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
9808 Merge from csl-arm-branch.
9809 2004-02-12 Mark Mitchell <mark@codesourcery.com>
9811 * tlink.c (recompile_files): Do not assume that "rename" can
9812 overwrite an existing file.
9814 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
9816 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
9817 * gcc/configure: Regenerate.
9819 2005-03-30 Alan Modra <amodra@bigpond.net.au>
9821 * doc/install.texi: Update binutils requirement for powerpc*-linux.
9823 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
9825 * calls.c (struct arg_data): Update "partial" comment.
9826 (load_register_parameters): Update "nregs" comment.
9828 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
9830 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
9831 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
9832 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
9833 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
9834 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
9835 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
9836 than target_flags & 0.
9837 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
9838 (iq2000_arch, iq2000_parse_cpu): Delete.
9839 (TARGET_HANDLE_OPTION): Override default.
9840 (iq2000_handle_option): New function.
9841 (override_options): Remove -march= and -mcpu= handling.
9842 * config/iq2000/iq2000.opt: New file.
9844 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
9846 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
9847 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
9848 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
9849 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
9850 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
9851 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
9852 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
9853 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
9854 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
9855 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
9856 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
9857 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
9858 (c4x_rpts_cycles_string, c4x_cpu_version_string)
9859 (TARGET_OPTIONS): Delete.
9860 (c4x_rpts_cycles, c4x_cpu_version): Declare.
9861 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
9862 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
9863 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
9864 (c4x_cpu_version_string): Delete.
9865 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9866 (c4x_handle_option): New function. Map -m3x and -m4x options to the
9867 equivalent -mcpu= option.
9868 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
9869 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
9870 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
9871 or clearing the appropriate MASK_* bit.
9872 (c4x_file_start): Use c4x_cpu_version.
9873 * config/c4x/c4x.opt: New file.
9875 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
9877 * doc/options.texi: Document the new MaskExists flag.
9878 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
9879 if the option has the MaskExists flag.
9881 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
9883 * opt-functions.awk (flag_set_p, test_flag): New functions.
9884 (switch_flags): Use them.
9885 * opth-gen.awk: Use flag_set_p to check for flags.
9886 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
9888 2005-03-30 Ian Lance Taylor <ian@airs.com>
9890 * config.host (i[34567]86-*-mingw32*): Don't set
9891 host_can_use_collect2 to no.
9893 2005-03-30 Alan Modra <amodra@bigpond.net.au>
9896 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
9897 Remove convert_memory_address call duplicating that in memory_address.
9899 2005-03-29 Richard Henderson <rth@redhat.com>
9902 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
9903 (build_compound_literal): Likewise. Propagate decl type into the
9905 (finish_decl): Likewise. Use new return value from complete_array_type
9906 for zero sized arrays.
9907 (complete_array_type): Move ...
9908 * c-common.c (complete_array_type): ... here. Change first argument
9909 to pointer-to-type-node. Consistently use sizetype for the index
9910 except for zero sized arrays. Detect zero sized arrays for pedantic
9911 mode diagnostics. Create a new type node instead of modifying the
9913 * c-tree.h (complete_array_type): Move decl ...
9914 * c-common.h (complete_array_type): ... here.
9916 2005-03-29 Richard Henderson <rth@redhat.com>
9919 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
9921 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
9923 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
9924 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
9925 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
9926 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
9928 2005-03-29 Eric Christopher <echristo@redhat.com>
9930 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
9931 truthvalue conversion removal.
9933 2005-03-29 Ian Lance Taylor <ian@airs.com>
9936 * collect2.c: Never include <vfork.h>.
9937 (VFORK_STRING, vfork): Don't define.
9938 (pid): Remove global variable.
9939 (handler): Call raise instead of kill (getpid(), ...).
9940 (collect_wait): Add pex parameter. Change all callers. Use
9941 pex_get_status rather than pwait.
9942 (do_wait): Add pex parameter. Change all callers.
9943 (collect_execute): Return struct pex_obj * rather than void. Use
9944 pex routines rather than pexecute.
9945 (fork_execute): Get pex_obj from collect_execute, and pass it to
9947 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
9948 Only declare quit_handler if SIGQUIT is defined.
9949 (scan_libraries): Likewise.
9950 * collect2.h (collect_execute): Update declaration.
9951 (collect_wait): Update declaration.
9952 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
9953 pass it to collect_wait.
9955 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
9958 * c-parser.c (c_parser_compound_statement_nostart): Give error
9959 message for EOF instead of just setting parser->error.
9961 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
9963 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
9964 (slpeel_update_phi_nodes_for_guard1): New function.
9965 (slpeel_update_phi_nodes_for_guard2): New function.
9966 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
9967 of slpeel_update_phi_nodes_for_guard.
9968 (vectorize_loops): Remove call to loop_closed_rewrite.
9969 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
9972 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
9974 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
9975 (TARGET_LITTLE_ENDIAN): New macro.
9976 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
9977 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
9978 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
9979 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
9980 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
9981 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
9982 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
9983 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
9984 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
9985 (TARGET_OPTIONS): Delete.
9986 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
9987 (CACHE_FLUSH_TRAP): Turn into an integer.
9988 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
9989 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
9990 -mflush-trap is in use.
9991 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
9992 (m32r_cache_flush_trap_string): Delete.
9993 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
9994 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
9995 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
9996 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9997 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
9998 -mmodel= and -msdata= handling from...
9999 (m32r_init): ...here.
10000 * config/m32r/m32r.opt: New file.
10002 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
10004 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
10005 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
10006 * tree-vect-analyze.c (vect_object_analysis): additional parm
10007 pass back a "struct ptr_info_def *" with the points-to info.
10008 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
10009 statement using info returned from vect_object_analysis.
10010 * tree-vect-transform.c (update_vuses_to_preheader): New function.
10011 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
10012 for virtual uses and defs when creating a replacement vector
10013 reference. Call duplicate_ssa_name_ptr_info to define points-to
10014 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
10015 (vectorizable_store): copy_virtual_operands and update
10016 definition statements.
10017 (vectorizable_load): copy_virtual_operands. Remove call to
10018 mark_call_clobbered_vars_to_rename for call to "const" builtin.
10019 * tree-vectorizer.c (vectorize_loops): Remove calls to
10020 rewrite_into_ssa and bitmap_clear (vars_to_rename).
10021 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
10022 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
10023 define macro STMT_VINFO_PTR_INFO for use in accessing.
10024 * tree.h add export of duplicate_ssa_name_ptr_info.
10025 * rs6000.c (altivec_init_builtins): Declare builtin function
10026 __builtin_altivec_mask_for_load to be "const".
10028 2005-03-29 Jakub Jelinek <jakub@redhat.com>
10030 PR middle-end/20622
10031 * cgraph.h (struct cgraph_varpool_node): Add alias field.
10032 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
10033 assemble_variable on aliases.
10034 * varasm.c (assemble_alias): Set node->alias.
10035 * toplev.c (wrapup_global_declarations): Don't call
10036 rest_of_decl_compilation on aliases again.
10038 2005-03-29 Paul Brook <paul@codesourcery.com>
10040 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
10041 * config/arm/arm.c (arm_dbx_register_number): New function.
10042 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
10044 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
10046 PR middle-end/20263
10047 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
10048 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
10050 2005-03-29 Dale Johannesen <dalej@apple.com>
10052 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
10053 $(TREE_H) and $(COVERAGE_H).
10054 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
10055 * opts.c (common_handle_option): Enable tree-based value transforms.
10056 * toplev.c (process_options): Ditto.
10057 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
10058 refers to references to this type.
10059 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
10060 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
10061 for may_be_more, may_be_less.
10062 (rtl_gen_pow2_profiler): Adjust.
10063 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
10064 (rtl_gen_one_value_profiler): Adjust.
10065 (rtl_gen_const_delta_profiler): Adjust.
10066 * tree-profile.c (tree_gen_interval_profiler): Implement.
10067 (tree_gen_pow2_profiler): Ditto.
10068 (tree_gen_one_value_profiler): Ditto.
10069 (tree_profiling): New.
10070 (pass_tree_profile): Reference it.
10071 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
10073 (insn_divmod_values_to_profile): Rename to
10074 rtl_divmod_values_to_profile. Adjust.
10075 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
10076 (insn_prefetch_values_to_profile): Adjust.
10077 (rtl_value_profile_transformations): Adjust.
10078 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
10079 (gen_mod_pow2): Rename to rtl_mod_pow2.
10080 (gen_mod_subtract): Rename to rtl_mod_subtract.
10081 (divmod_fixed_value_transform): Rename to
10082 rtl_divmod_fixed_value_transform.
10083 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
10084 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
10085 (rtl_find_values_to_profile): Adjust.
10086 (tree_value_profile_transformations): Implement.
10087 (tree_divmod_values_to_profile): New.
10088 (tree_values_to_profile): New.
10089 (tree_divmod_fixed_value): New.
10090 (tree_mod_pow2): New.
10091 (tree_mod_subtract): New.
10092 (tree_divmod_fixed_value_transform): New.
10093 (tree_mod_pow2_value_transform): New.
10094 (tree_mod_subtract_transform): New.
10095 (tree_find_values_to_profile): Implement.
10096 * profile.c (instrument_values): Free histograms.
10097 (compute_value_histograms): Adjust. Implement tree version.
10099 2005-03-29 Uros Bizjak <uros@kss-loka.si>
10101 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
10102 * config/i386/i386.c (output_fix_trunc): Add new round_mode
10103 variable. Output "fldcw" depending on round_mode.
10104 * config/i386/i386.md (UNSPEC_FIST): New.
10105 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
10106 New isns patterns to implement lrint and llrint built-ins as x87
10107 intrinsic function.
10108 (fistdi2, fist<mode>2 splitters): New splitters.
10109 (lrint<mode>2): New expanders.
10111 2005-03-28 Ian Lance Taylor <ian@airs.com>
10113 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
10114 0 when calling final_scan_insn.
10116 2005-03-28 Jan Hubicka <jh@suse.cz>
10118 PR middle-end/20635
10119 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
10122 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
10123 types where possible.
10125 2005-03-26 Per Bothner <per@bothner.com>
10127 Make -f[no-]show-column also control non-cpp diagnostics.
10128 * c.opt (fshow-column): Move option from here ...
10129 * common.opt (fshow-column): ... to here.
10130 * diagnostic.c (diagnostic_build_prefix): Only print column number
10131 if flag_show_column.
10133 2005-03-27 Steven Bosscher <stevenb@suse.de>
10135 * vax-protos.h (vax_output_int_move, vax_output_int_add,
10136 vax_output_conditional_branch): New prototypes.
10137 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
10138 extracted from vax.md mov and add patterns.
10139 (vax_output_conditional_branch): New function to output conditional
10140 branch instructions.
10141 * vax.md: Use mode macros for arithmetic and mov patterns.
10142 Use code macros for the jump patterns.
10144 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
10146 * Makefile.in (libbackend.o): Depend on version files;
10147 add custom generation command.
10149 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
10152 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
10153 sure that we have a REG before getting its REGNO.
10155 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10157 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
10158 * builtins.def (BUILT_IN_STRNDUP): New.
10160 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
10162 PR tree-optimization/20470
10163 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
10166 2005-03-25 Mike Stump <mrs@apple.com>
10168 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
10171 2005-03-25 Geoffrey Keating <geoffk@apple.com>
10173 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
10174 Use our own structure definitions.
10176 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
10177 (fix_truncdfsi2): Allow registers or memory as destination.
10178 When TARGET_PPC_GFXOPT, generate simplified pattern.
10179 (fix_truncdfsi2_internal): Use define_insn_and_split.
10180 (fix_truncdfsi2_internal_gfxopt): New.
10181 (fctiwz): Don't confuse register allocation by giving it no choices.
10183 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
10184 (EXTRA_MEMORY_CONSTRAINT): Likewise.
10185 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
10186 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
10188 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
10190 * dominance.c (free_dominance_info): Speed up by freeing et
10191 data structures without maintaining other nodes.
10192 * et-forest.c (et_free_tree_force): New.
10193 * et-forest.h: Add a prototype for et_free_tree_force.
10195 * tree.c (get_set_constructor_bits,
10196 get_set_constructor_bytes): Remove.
10197 * tree.h: Remove the corresponding prototypes.
10199 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
10202 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
10203 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
10204 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
10205 PRE_DEC, NEG and NOT.
10207 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
10209 * fold-const.c: Convert uses of fold (build (...)) to
10212 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
10214 PR rtl-optimization/20249
10215 * cse.c (insert_regs): Do not record equivalence of registers in
10218 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
10220 * emit-rtl.c (reverse_comparison): Remove.
10221 * rtl.h: Remove the corresponding prototype.
10223 2005-03-24 James E Wilson <wilson@specifixinc.com>
10225 * doc/install.texi (--enable-altivec): Delete docs.
10227 2005-03-24 David Edelsohn <edelsohn@gnu.org>
10229 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
10230 SFmode and DFmode before reload when
10231 flag_unsafe_math_optimizations not enabled.
10233 2005-03-24 Geoffrey Keating <geoffk@apple.com>
10235 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
10237 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
10238 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
10240 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
10242 * configure.ac (enable-checking): Add 'runtime' option.
10243 * doc/install.texi (enable-checking): Document 'runtime' checking.
10244 * tsystem.h (gcc_assert, gcc_unreachable): Define.
10245 * config.in: Regenerated.
10246 * configure: Regenerated.
10248 2005-03-23 Uros Bizjak <uros@kss-loka.si>
10250 * optabs.h (enum optab_index): Remove OTI_llrint.
10251 (llrint_optab): Remove macro.
10252 * optabs.c (init_optabs): Remove llrint_optab initialization.
10253 * genopinit.c (optabs): Remove llrint_optab implementation.
10254 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
10257 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
10259 PR rtl-optimization/20532
10260 * simplify-rtx.c (simplify_binary_operation_1): Protect from
10261 overflow when adding coefficients for PLUS or MINUS.
10262 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
10265 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
10267 * langhooks.h (truthvalue_conversion): Remove.
10268 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
10269 LANG_HOOKS_TRUTHVALUE_CONVERSION.
10270 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
10271 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
10272 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
10274 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
10276 * params.def: Fix a typo.
10277 * config/mips/mips.c: Follow the spelling convensions.
10278 * doc/invoke.texi: Fix typos.
10280 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
10282 Fix PR tree-optimization/20601
10284 * tree-ssa-pre.c (insert_aux): Add missing condition to
10287 2005-03-23 Ian Lance Taylor <ian@airs.com>
10289 * final.c (final_scan_insn): Don't remove no-op instructions.
10290 * reload1.c (reload): Remove simple no-op instructions even when
10293 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
10295 PR tree-optimization/20501
10296 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
10297 reporting that peeling for alignment is applied moved to...
10298 * (vect_analyze_data_refs_alignment): Here.
10300 2005-03-23 Ian Lance Taylor <ian@airs.com>
10302 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
10304 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10306 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
10307 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
10309 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
10311 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
10312 imply that this is called once, independent of asms in code.
10313 Adjust to now being pased output and input lists. Mention helper
10314 function decl_overlaps_hard_reg_set_p.
10315 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
10316 hook_tree_tree_identity and to take three trees, returning third.
10317 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
10319 * stmt.c: include hard-reg-set.h before tree.h.
10320 (decl_overlaps_hard_reg_set_p): New function, broken out from...
10321 (decl_conflicts_with_clobbers_p): Call
10322 decl_overlaps_hard_reg_set_p.
10323 (expand_asm_operands): Pass output and input lists in call to
10324 targetm.md_asm_clobbers.
10325 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
10326 hook_tree_tree_tree_tree_3rd_identity.
10327 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
10329 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
10330 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
10331 parameters, first two unused.
10332 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
10333 parameters. Only add MOF to clobbers if there's no 'h' mentioned
10334 in constraint letters and MOF is not mentioned as a asm-declared
10335 register in neither of the input and output lists.
10337 2005-03-23 DJ Delorie <dj@redhat.com>
10339 * optabs.c (expand_binop): Make sure the first subword's result
10342 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
10344 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
10345 Call c_common_truthvalue_conversion rather than
10346 lang_hooks.truthvalue_conversion.
10347 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
10348 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
10350 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
10351 c_common_truthvalue_conversion.
10352 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
10353 c_parser_conditional_expression, c_parser_binary_expression): Call
10354 c_objc_common_truthvalue_conversion.
10355 * c-typeck.c (build_unary_op): Call
10356 c_objc_common_truthvalue_conversion.
10357 (build_conditional_expr): Do not call
10358 lang_hooks.truthvalue_conversion.
10359 (build_binary_op): Call c_common_truthvalue_conversion.
10360 (c_objc_common_truthvalue_conversion): Moved from
10361 c-objc-common.c. Call default_function_array_conversion instead
10362 of default_conversion.
10364 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
10366 * c-common.h (default_conversion): Remove.
10367 (perform_integral_promotions): Add.
10368 * c-tree.h (default_conversion): Add.
10369 * c-typeck.c (perform_integral_promotions): New, split out from
10370 default_conversion.
10371 * c-common.c (check_case_value): Use perform_integral_promotions,
10372 not default_conversion.
10373 (c_add_case_label): Don't continue processing case label after
10374 found to be pointer.
10376 2005-03-23 Mark Mitchell <mark@codesourcery.com>
10378 * gcc.c (do_spec_1): Do not add a -L path for a directory in
10379 the prefix list if we have already added a multilib directory
10380 based on that path.
10381 (main): Do not add MD_EXEC_PREFIX to the list of directories to
10384 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
10386 * reload1.c (indirect_symref_ok, reload_obstack): Make them
10388 * reload.h: Remove the prototype for indirect_symref_ok.
10390 * reload1.c (indirect_symref_ok): Make it global.
10391 * reload.h: Add a prototype for indirect_symref_ok.
10393 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
10395 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
10398 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
10400 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
10402 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
10404 * c-opts.c (c_common_parse_file): Only start/end main source file
10405 if debug hooks says the writer wants it.
10406 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
10408 (xcoff_debug_hooks): Ditto.
10409 * debug.c (do_nothing_hooks): Ditto.
10410 * debug.h (gcc_debug_hooks): Ditto.
10411 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
10412 * sdbout.c (sdb_debug_hooks): Ditto.
10413 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
10415 2005-03-22 Mark Mitchell <mark@codesourcery.com>
10417 * doc/extend.texi: Deprecate C++ min/max operators.
10419 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
10421 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
10422 artificial original candidates.
10424 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
10425 Jan Hubicka <jh@suse.cz>
10426 Steven Bosscher <stevenb@suse.de>
10428 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
10429 call cost based on argument sizes.
10430 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
10432 * params.def: (max-inline-inssn-single): Set to 450.
10433 (max-inline-insns-auto): Set to 90.
10434 (max-inline-insns-recursive): Set to 450
10435 (max-inline-insns-recursive-auto): Set to 450.
10436 (large-function-insns): Set to 2700.
10437 (inline-call-cost): New parameter.
10438 * tree-inline.c (estimate_move_cost): New function.
10439 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
10440 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
10441 based on arguments.
10442 * tree-inline.h (estimate_move_cost): Declare.
10443 * invoke.texi: (max-inline-inssn-single): Change default to 450.
10444 (max-inline-insns-auto): Change default to 90.
10445 (max-inline-insns-recursive): Change default to 450
10446 (max-inline-insns-recursive-auto): Change default to 450.
10447 (large-function-insns): Change default to 2700.
10448 (inline-call-cost): Document new parameter.
10450 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
10452 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
10453 (TARGET_DEFAULT): Delete.
10454 * config/i860/i860.opt: New file.
10456 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
10458 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
10459 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
10460 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
10461 (frv_sched_lookahead): Delete.
10462 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
10463 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
10464 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
10465 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
10466 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
10467 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
10468 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
10469 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
10470 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
10471 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
10472 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
10473 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
10474 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
10475 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
10476 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
10477 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
10478 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
10479 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
10480 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
10481 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
10482 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
10483 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
10484 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
10485 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
10486 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
10487 (frv_sched_lookahead): Delete.
10488 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
10489 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10490 (frv_handle_option): New function. Move -mcpu= handling from...
10491 (frv_override_options): ...here. Remove handling of other
10493 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
10494 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
10495 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
10496 and TARGET_NO_MULTI_CE.
10497 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
10498 !TARGET_VLIW_BRANCH.
10499 * config/frv/frv.opt: New file.
10501 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
10503 * fold-const.c (fold_ternary): Take decomposed arguments of
10505 (fold): Update a call to fold_ternary.
10507 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
10508 * tree.h: Add corresponding prototypes.
10510 2005-03-22 Jakub Jelinek <jakub@redhat.com>
10513 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
10514 between jump table and its label.
10515 * final.c (shorten_branches): Handle notes in between ADDR_VEC
10516 resp. ADDR_DIFF_VEC and the label preceeding it.
10517 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
10518 is emitted in the right section.
10520 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
10522 * fold-const.c (fold_unary, fold_binary): Update comments
10525 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
10527 PR rtl-optimization/20527
10528 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
10529 REG_INC note, test that the register also isn't mentioned in PRED
10532 2005-03-22 Ben Elliston <bje@au.ibm.com>
10534 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
10537 2005-03-21 Mike Stump <mrs@apple.com>
10539 * varasm.c (default_assemble_visibility): Remove extra ().
10541 2005-03-21 Roger Sayle <roger@eyesopen.com>
10543 PR middle-end/20557
10544 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
10545 to determine whether a block can be duplicated, rather than test
10546 whether the block contains noncopyable insns ourselves.
10548 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
10550 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
10553 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
10555 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
10557 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
10559 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
10560 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
10561 * config/fr30/fr30.opt: New file.
10563 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
10565 Fix PR tree-optimization/20542
10567 * tree-flow-inline.h (overlap_subvar): Move to here.
10568 * tree-ssa-operands.c: From here.
10569 * tree-flow.h (overlap_subvar): Declare.
10570 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
10571 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
10572 for variables with subvars.
10574 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
10576 PR middle-end/20177
10577 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
10578 * modulo-sched.c (const_iteration_count): Return on NULL
10580 (print_node_sched_params): Return on NULL dump_file.
10581 (generate_reg_moves): Handle reg-anti dependencies and disregard
10582 closing branch when generating register moves.
10583 (sms_schedule): Mark the SMSed block dirty.
10584 * passes.c (rest_of_handle_sms): Call update_life_info for all
10586 * testsuite/gcc.dg/20050321-1.c: New test.
10588 2005-03-21 Bob Wilson <bob.wilson@acm.org>
10590 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
10591 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
10592 movqi_internal): Likewise.
10594 2005-03-21 Bob Wilson <bob.wilson@acm.org>
10596 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
10597 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
10598 xtensa_b4const): Delete prototypes.
10599 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
10600 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
10601 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
10602 xtensa_extra_constraint): New prototypes.
10603 (add_operand, arith_operand, nonimmed_operand, mem_operand,
10604 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
10605 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
10606 move_operand, const_float_1_operand, fpmem_offset_operand,
10607 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
10608 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
10609 (xtensa_b4const_or_zero): ...this. Change return type to bool and
10610 argument type to HOST_WIDE_INT.
10611 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
10612 xtensa_mask_immediate): Likewise.
10613 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
10614 Likewise. Also make these functions static.
10615 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
10616 (xtensa_const_ok_for_letter_p): New.
10617 (add_operand, arith_operand, nonimmed_operand, mem_operand,
10618 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
10619 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
10620 move_operand, const_float_1_operand, fpmem_offset_operand,
10621 branch_operator, ubranch_operator, boolean_operator): Move to
10623 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
10624 (xtensa_mem_offset): Change return type to bool.
10625 (xtensa_extra_constraint): New.
10626 (gen_int_relational): Update type of const_range_p function pointer.
10627 Use xtensa_b4const_or_zero.
10628 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
10629 xtensa_const_ok_for_letter_p. Update comments.
10630 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
10631 (PREDICATE_CODES): Delete.
10632 * config/xtensa/xtensa.md: Include predicates.md.
10633 * config/xtensa/predicates.md: New file.
10635 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
10637 * config/v850/v850-protos.h: Remove the prototypes for
10638 reg_or_int9_operand, reg_or_const_operand,
10639 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
10640 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
10641 movsi_source_operand, power_of_two_operand,
10642 not_power_of_two_operand, special_symbolref_operand,
10643 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
10644 register_is_ok_for_epilogue.
10645 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
10646 reg_or_int9_operand, reg_or_const_operand,
10647 call_address_operand, special_symbolref_operand,
10648 movsi_source_operand, power_of_two_operand,
10649 not_power_of_two_operand, register_is_ok_for_epilogue,
10650 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
10651 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
10653 * config/v850/v850.h (PREDICATE_CODES): Remove.
10654 * config/v850/v850.md: Include predicates.md.
10655 * config/v850/predicates.md: New.
10657 2005-03-21 Zack Weinberg <zack@codesourcery.com>
10659 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
10660 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
10661 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
10662 (itoolsdir, itoolsdatadir): Move definition above new first use.
10663 (install-itoolsdirs): New rule.
10664 (install-mkheaders): Depend on install-itoolsdirs, not
10665 install-include-dir.
10667 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
10669 * tree-into-ssa.c: Remove obsolete comments.
10671 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
10673 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
10674 unrolling if -fpeel-loops is specified, too.
10675 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
10676 Remove superfluous check for flag_unroll_loops.
10678 2005-03-21 Uros Bizjak <uros@kss-loka.si>
10680 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
10681 (lrint_optab, llrint_optab): Define corresponding macros.
10682 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
10683 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
10684 pattern and llrint_optab using llrintdi2 patterns.
10685 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
10686 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
10687 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
10688 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
10689 flag_unsafe_math_optimizations is set.
10691 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
10693 * combine.c (combine_simplify_rtx, simplify_if_then_else,
10694 simplify_logical, if_then_else_cond, known_cond,
10695 simplify_comparison): Adjust calls to reverse_comparison.
10696 Don't use combine_reversed_comparison_code).
10697 (combine_reversed_comparison_code): Remove.
10698 (reversed_comparison): Using reversed_comparison_code, move it...
10699 * jump.c (reversed_comparison): ... here.
10700 * rtl.h (reversed_comparison): Add prototype.
10702 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
10704 * builtins.c (fold_builtin): Take decomposed arguments of
10706 * fold-const.c (fold_ternary): Update a call to fold_builtin.
10707 * gimplify.c (gimplify_call_expr): Likewise.
10708 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
10709 * tree.h: Update the prototype of fold_builtin.
10711 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
10713 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
10714 * rtlhooks.c (gen_lowpart_no_emit_general): New.
10715 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
10716 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
10717 * simplify-rtx.c (simplify_binary_operation_1): Use it.
10719 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
10721 * builtins.c (fold_builtin_1): Take decomposed arguments of
10723 (fold_builtin): Update a call to fold_builtin_1.
10725 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
10728 * gcov.c (output_lines): Only output function block summary when
10729 outputting branch information.
10730 * doc/gcov.texi: Document format of preamble and additional block
10733 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
10735 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
10736 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
10737 the defaults false if BITS_PER_UNIT != 8.
10738 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
10739 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
10740 than BITS_PER_UNIT != 8.
10741 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
10742 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
10743 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
10745 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
10746 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
10748 2005-03-20 Roger Sayle <roger@eyesopen.com>
10750 PR middle-end/20539
10751 * fold-const.c (fold_binary): Fix type mismatch between
10752 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
10753 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
10754 for non-truth-valued expressions.
10756 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
10757 and FUNCTION_DECL in the main switch.
10758 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
10759 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
10760 we also need to convert their operands to match.
10761 <TRUTH_NOT_EXPR>: Likewise.
10763 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
10765 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
10766 diagnostic without checking whether an lvalue.
10767 * c-common.h (lvalue_p): Remove.
10768 (enum lvalue_use): Update comment.
10769 (lvalue_or_else): Replace by lvalue_error.
10770 * c-typeck.c (lvalue_p): Make static.
10771 (lvalue_or_else): New. Call lvalue_error.
10773 2005-03-21 Alan Modra <amodra@bigpond.net.au>
10775 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
10776 (function_arg_advance): Use rs6000_parm_start.
10777 (function_arg, rs6000_arg_partial_bytes): Likewise.
10779 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
10781 * c-common.c (check_case_value): Adjust comment about stripping
10783 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
10784 * c-typeck.c (default_conversion, convert_arguments,
10785 build_modify_expr, convert_for_assignment, store_init_value,
10786 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
10787 manually. Remove inaccurate comments.
10789 2005-03-20 Roger Sayle <roger@eyesopen.com>
10790 Joseph S. Myers <joseph@codesourcery.com>
10792 * varasm.c (do_assemble_alias): Restore comment describing function.
10793 Annotate the target parameter as potentially unused.
10795 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
10798 * config/avr/avr.c (avr_output_function_prologue): Do not use
10799 current_function_name() in a label, use a local label instead.
10801 2005-03-20 David Edelsohn <edelsohn@gnu.org>
10803 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
10804 flag_finite_math_only, not flag_unsafe_math_optimizations.
10806 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
10808 * builtins.c (fold_builtin_1): Update a call to
10809 targetm.fold_builtin.
10810 * hooks.c (hook_tree_tree_bool_null): Rename to
10811 hook_tree_tree_tree_bool_null. Take one more argument of type
10813 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
10814 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
10815 hook_tree_tree_tree_bool_null.
10816 * target.h (gcc_target): Update the prototype of fold_builtin.
10817 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
10818 arguments of CALL_EXPR.
10819 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
10822 2005-03-20 Jan Hubicka <jh@suse.cz>
10824 * cgraph.h (cgraph_node): Add prev_clone pointer.
10825 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
10826 (cgraph_clone_node): Produce doubly linked chain.
10828 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
10830 * c-common.c (handle_aligned_attribute, check_function_sentinel,
10831 get_nonnull_operand, handle_sentinel_attribute,
10832 check_function_arguments_recurse): Do not strip NOPS from
10834 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
10836 * c-format.c (get_constant): Likewise.
10837 * c-parser.c (c_parser_postfix_expression): Likewise.
10838 * c-typeck.c (set_init_index): Likewise.
10839 (convert_arguments): Don't check for NOP_EXPR containing integer
10842 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
10844 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
10845 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
10846 Take decomposed arguments of CALL_EXPR.
10847 (fold_builtin_1): Update calls to the functions mentioned
10850 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
10852 * c-decl.c (check_bitfield_type_and_width): Require bit-field
10853 width to have integer type.
10854 (build_enumerator): Require enumerator value to have integer type.
10856 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
10858 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
10861 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
10863 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
10864 std=iso9899:199x): Correct descriptions.
10866 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
10868 * config.gcc: Consistently use solaris2.1[0-9]* instead of
10871 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
10873 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
10875 (expand_builtin_memcpy, fold_builtin_1): Update calls to
10876 fold_builtin_memcpy.
10878 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
10879 arguments of CALL_EXPR.
10880 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
10881 fold_builtin_found, fold_builtin_1): Update calls to
10882 fold_trunc_transparent_mathfn.
10884 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10886 PR middle-end/20493
10887 * fold-const.c (fold_widened_comparison): Don't optimize casts of
10888 function pointers on targets that require function pointer
10890 (fold_sign_changed_comparison): Likewise.
10892 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
10894 * combine.c (try_combine): When changing the mode of a hard reg, make
10895 sure that doing so is valid.
10897 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
10899 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
10900 (TARGET_HANDLE_OPTION): Override default.
10901 (avr_handle_option): New function.
10902 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
10903 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
10904 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
10905 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
10906 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
10907 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
10908 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
10909 (TARGET_OPTIONS): Delete.
10910 * config/avr/avr.opt: New file.
10912 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
10914 * config/m32r/m32r-protos.h: Remove the prototypes for
10915 call_address_operand, symbolic_operand, seth_add3_operand,
10916 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
10917 reg_or_uint16_operand, reg_or_cmp_int16_operand,
10918 two_insn_const_operand, move_src_operand,
10919 move_double_src_operand, move_dest_operand,
10920 eqne_comparison_operator, signed_comparison_operator,
10921 large_insn_p, conditional_move_operand, carry_compare_operand,
10922 m32r_block_immediate_operand, extend_operand,
10923 reg_or_eq_int16_operand, int8_operand, and
10924 reg_or_zero_operand.
10925 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
10926 seth_add3_operand, int8_operand, cmp_int16_operand,
10927 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
10928 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
10929 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
10930 move_double_src_operand, move_dest_operand,
10931 eqne_comparison_operator, signed_comparison_operator,
10932 extend_operand, small_insn_p, large_insn_p,
10933 conditional_move_operand, carry_compare_operand,
10934 m32r_block_immediate_operand): Move to predicates.md.
10935 (MAX_MOVE_BYTES): Move to m32r.h.
10936 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
10937 * config/m32r/m32r.md: Include predicates.md.
10938 * config/m32r/predicates.md: New.
10940 2005-03-18 James E Wilson <wilson@specifixinc.com>
10943 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
10946 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
10948 * config/mn10300/mn10300-protos.h: Remove the prototypes for
10949 call_address_operand, const_8bit_operand.
10950 * config/mn10300/mn10300.c (call_address_operand,
10951 const_8bit_operand, const_1f_operand): Move to predicates.md.
10952 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
10953 * config/mn10300/mn10300.md: Include predicates.md.
10954 * config/mn10300/predicates.md: New.
10956 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
10958 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
10959 declarations in diagnostics and %E for identifiers, not %s.
10961 2005-03-18 Jan Hubicka <jh@suse.cz>
10962 Dale Johannesen <dalej@apple.com>
10964 * basic-block.h (scale_bbs_frequencies_int,
10965 scale_bbs_frequencies_gcov_type): Declare.
10966 * cfg.c (RDIV): New macro.
10967 (update_bb_frequency_for_threading): Fix.
10968 * basic-block.h (scale_bbs_frequencies_int,
10969 scale_bbs_frequencies_gcov_type): New.
10970 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
10971 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
10972 scale_bbs_frequencies_int.
10973 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
10975 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
10977 * config/m32r/m32r-protos.h: Remove the prototypes for
10978 call_address_operand, symbolic_operand, seth_add3_operand,
10979 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
10980 reg_or_uint16_operand, reg_or_cmp_int16_operand,
10981 two_insn_const_operand, move_src_operand,
10982 move_double_src_operand, move_dest_operand,
10983 eqne_comparison_operator, signed_comparison_operator,
10984 large_insn_p, conditional_move_operand, carry_compare_operand,
10985 m32r_block_immediate_operand, extend_operand,
10986 reg_or_eq_int16_operand, int8_operand, and
10987 reg_or_zero_operand.
10988 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
10989 seth_add3_operand, int8_operand, cmp_int16_operand,
10990 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
10991 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
10992 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
10993 move_double_src_operand, move_dest_operand,
10994 eqne_comparison_operator, signed_comparison_operator,
10995 extend_operand, small_insn_p, large_insn_p,
10996 conditional_move_operand, carry_compare_operand,
10997 m32r_block_immediate_operand): Move to predicates.md.
10998 (MAX_MOVE_BYTES): Move to m32r.h.
10999 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
11000 * config/m32r/m32r.md: Include predicates.md.
11001 * config/m32r/predicates.md: New.
11003 * config/pa/pa-protos.h: Add prototypes for magic_milli and
11005 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
11006 symbolic_operand, symbolic_memory_operand,
11007 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
11008 indexed_memory_operand, move_dest_operand, move_src_operand,
11009 prefetch_cc_operand, prefetch_nocc_operand,
11010 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
11011 arith_operand, arith11_operand, pre_cint_operand,
11012 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
11013 ireg_operand, int5_operand, uint5_operand, int11_operand,
11014 uint32_operand, arith5_operand, and_operand, ior_operand,
11015 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
11016 pc_or_label_operand, div_operand, plus_xor_ior_operator,
11017 shadd_operand, movb_comparison_operator,
11018 cmpib_comparison_operator): Move to predicates.md.
11019 (magic_milli, shadd_constant_p): Make it extern.
11020 * config/pa/pa.h (PREDICATE_CODES): Remove.
11021 * config/pa/pa.md: Include predicates.md.
11022 * config/pa/predicates.md: New.
11024 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
11027 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
11029 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
11030 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
11031 config/alpha/freebsd.h, config/alpha/linux.h,
11032 config/alpha/netbsd.h, config/alpha/osf5.h,
11033 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
11034 config/h8300/h8300-protos.h, config/h8300/h8300.c,
11035 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
11036 doc/cppopts.texi: Update copyright.
11038 2005-03-18 Jan Hubicka <jh@suse.cz>
11040 PR middle-end/20225
11041 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
11043 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
11046 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
11048 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
11051 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
11053 * combine.c (gen_binary): Remove.
11054 (known_cond, simplify_shift_const, find_split_point,
11055 combine_simplify_rtx, simplify_if_then_else, simplify_set,
11056 simplify_logical, expand_field_assignment, extract_left_shift,
11057 force_to_mode, if_then_else_cond, apply_distributive_law,
11058 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
11059 simplify_comparison, reversed_comparison): Replace with
11060 simplify_gen_binary, simplify_gen_relational or
11061 distribute_and_simplify_rtx.
11062 (distribute_and_simplify_rtx): New function.
11064 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
11065 Paolo Bonzini <gcc.gnu.org>
11067 * calls.c (setjmp_call_p, special_function_p): Update comments
11068 at the head of the functions.
11070 2005-03-18 Jan Hubicka <jh@suse.cz>
11072 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
11074 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
11075 function body should be released; do not proactively release function
11076 bodies in non-unit-at-a-time mode.
11078 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
11080 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
11081 mno-fp-ret-in-387 multilib variants.
11083 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
11085 * common.opt (m): Remove.
11086 * opts.c (handle_option): Pass 'm' options to set_target_switch if
11087 table lookup fails.
11088 (common_handle_option): Remove OPT_m case.
11090 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
11092 * builtins.c (fold_builtin_bitop): Take decomposed arguments
11094 (fold_builtin_1): Update a call to fold_builtin_bitop.
11096 * builtins.c (fold_builtin_signbit): Take decomposed arguments
11098 (fold_builtin_1): Update a call to fold_builtin_signbit.
11100 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
11102 PR tree-optimization/20474
11103 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
11104 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
11106 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
11108 * config/h8300/h8300-protos.h: Remove prototypes for
11109 general_operand_src, general_operand_dst, single_one_operand,
11110 single_zero_operand, call_insn_operand,
11111 two_insn_adds_subs_operand, small_call_insn_operand,
11112 jump_address_operand, bit_operand, bit_memory_operand,
11113 stack_pointer_operand, const_int_gt_2_operand,
11114 const_int_ge_8_operand, const_int_qi_operand,
11115 const_int_hi_operand, incdec_operand, bit_operator,
11116 nshift_operator, eqne_operator, gtle_operator,
11117 gtuleu_operator, iorxor_operator.
11118 Add prototypes for h8sx_shift_type h8sx_classify_shift and
11119 h8300_ldm_stm_parallel.
11120 * config/h8300/h8300.c (h8sx_shift_type,): Move to
11122 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
11123 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
11124 (h8300_ldm_stm_parallel): Make it extern.
11125 (h8300_ldm_parallel, h8300_stm_parallel,
11126 h8300_return_parallel, general_operand_src,
11127 general_operand_dst, h8300_dst_operand, h8300_src_operand,
11128 nibble_operand, reg_or_nibble_operand, single_one_operand,
11129 single_zero_operand, call_insn_operand,
11130 two_insn_adds_subs_operand, small_call_insn_operand,
11131 jump_address_operand, bit_operand, bit_memory_operand,
11132 stack_pointer_operand, const_int_gt_2_operand,
11133 const_int_ge_8_operand, const_int_qi_operand,
11134 const_int_hi_operand, incdec_operand, eqne_operator,
11135 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
11136 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
11137 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
11138 nshift_operator): Move to predicates.md.
11139 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
11140 * config/h8300/h8300.md: Include predicates.md.
11141 * config/h8300/predicates.md: New.
11143 2005-03-17 Richard Henderson <rth@redhat.com>
11145 * config.gcc (ia64*-*-hpux*): Add extra_options.
11146 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
11147 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
11148 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
11149 (ia64_tls_size_string, ia64_tune_string): Remove.
11150 (ia64_tune): Init to PROCESSOR_ITANIUM2.
11151 (TARGET_DEFAULT_TARGET_FLAGS): New.
11152 (TARGET_HANDLE_OPTION): New.
11153 (ia64_override_options): Move options parsing ...
11154 (ia64_handle_option): ... here. New.
11155 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
11156 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
11157 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
11158 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
11159 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
11160 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
11161 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
11162 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
11163 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
11164 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
11165 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
11166 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
11167 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
11168 TARGET_EARLY_STOP_BITS): Remove.
11169 (TARGET_ILP32): Default false.
11170 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
11171 (enum ia64_inline_type): New.
11172 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
11173 * config/ia64/ia64.md: Update for new definitions of
11174 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
11175 * config/ia64/ia64.opt: New file.
11176 * config/ia64/ilp32.opt: New file.
11178 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
11181 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
11183 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
11185 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
11186 instead of MASK_H8300S.
11187 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
11188 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
11189 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
11190 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
11191 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
11192 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
11193 TARGET_SWITCHES): Remove.
11194 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
11196 * config/h8300/h8300.opt: New.
11198 * config/alpha/alpha.opt, config/arc/arc.opt,
11199 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
11202 2005-03-17 Ian Lance Taylor <ian@airs.com>
11206 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
11208 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
11209 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
11210 (TARGET_HANDLE_OPTION): Override default.
11211 (arc_handle_option): New function.
11212 (arc_init): Remove code to set arch_cpu_string.
11213 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
11214 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
11215 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
11216 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
11217 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
11218 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
11219 (arc_rodata_string, TARGET_OPTIONS): Delete.
11220 * config/arc/arc.opt: New file.
11222 2005-03-17 Richard Henderson <rth@redhat.com>
11224 * doc/extend.texi (Weak Pragmas): New section.
11225 (attribute alias): Clarify that target must be in the same
11228 2005-03-17 Richard Henderson <rth@redhat.com>
11230 * config/alpha/alpha.opt: New file.
11231 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
11233 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
11234 alpha_fprm_string, alpha_fptm_string): Make static.
11235 (alpha_tls_size_string): Remove.
11236 (alpha_handle_option): New.
11237 (override_options): Update for alpha_cpu/alpha_tune split.
11238 (alpha_file_start): Likewise.
11239 (TARGET_DEFAULT_TARGET_FLAGS): New.
11240 (TARGET_HANDLE_OPTION): New.
11241 * config/alpha/alpha.h (alpha_tune): Declare.
11242 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
11243 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
11244 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
11245 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
11246 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
11247 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
11248 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
11249 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
11250 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
11251 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
11252 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
11253 (TARGET_DEFAULT): Remove MASK_FP.
11254 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
11255 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
11256 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
11257 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
11258 alpha_tls_size_string): Remove.
11259 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
11260 (attribute tune): Rename from attribute cpu.
11261 * config/alpha/ev4.md: Update to match.
11262 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
11263 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
11264 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
11265 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
11266 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
11267 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
11269 2005-03-16 James E. Wilson <wilson@specifixinc.com>
11271 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
11272 and return without creating new state if before_nops_num is nonzero.
11273 * config/ia64/ia64.md (first_insn): New attribute.
11274 (alloc): Set it to yes.
11276 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
11278 * tree-vectorizer.c (new_vec_stmt_info): Initialize
11279 STMT_VINFO_SUBVARS to NULL.
11280 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
11282 2005-03-16 Dale Johannesen <dalej@apple.com>
11284 * rtlanal.c (find_first_parameter_load): Rewrite to
11285 return actual first param load or the call if none,
11286 instead of first in block, when not all loads exist.
11288 2005-03-16 Roger Sayle <roger@eyesopen.com>
11290 * optabs.c (expand_copysign_absneg): Make static.
11291 * optabs.h (expand_copysign_absneg): Delete prototype.
11292 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
11294 2005-03-16 Richard Henderson <rth@redhat.com>
11296 PR middle-end/15700
11297 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
11298 (alias_pairs): Rename from output_defs.
11299 (find_decl_and_mark_needed): Split out from assemble_alias.
11300 (do_assemble_alias): New.
11301 (assemble_output_def): Remove.
11302 (finish_aliases_1, finish_aliases_2): New.
11303 (process_pending_assemble_output_defs): Remove.
11304 (assemble_alias): Defer aliases for which we don't yet have a
11305 non-external decl for the target symbol.
11306 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
11307 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
11308 * toplev.c (compile_file): Use finish_aliases_2 instead of
11309 process_pending_assemble_output_defs.
11310 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
11311 (process_pending_assemble_output_defs): Remove.
11313 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
11315 Fix PR tree-optimization/20489
11317 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
11318 for empty structures.
11320 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
11322 Fix PR tree-optimization/20490
11324 * tree-ssa-pre.c (create_expression_by_pieces): Use
11325 force_gimple_operand on result of fold.
11327 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
11329 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
11330 of closing parenthesis.
11332 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
11334 * builtins.c (expand_movstr): Update a call to
11335 fold_builtin_strcpy.
11336 (expand_builtin_strncpy): Update a call to
11337 fold_builtin_strncpy.
11338 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
11339 arguments of CALL_EXPR.
11340 (fold_builtin_1): Update calls to fold_builtin_strcpy and
11341 fold_builtin_strncpy.
11342 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
11343 * tree.h: Update the prototypes of fold_builtin_strcpy and
11344 fold_builtin_strncpy.
11346 2005-03-16 Steven Bosscher <stevenb@suse.de>
11347 Dorit Naishlos <dorit@il.ibm.com>
11349 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
11350 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
11353 2005-03-16 Steven Bosscher <stevenb@suse.de>
11355 * tree-inline.c (walk_type_fields, walk_tree,
11356 walk_tree_without_duplicates): Move from here...
11357 * tree.c: ...to here.
11359 2005-03-15 Zack Weinberg <zack@codesourcery.com>
11361 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
11362 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
11363 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
11364 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
11365 (version): Define using $(BASEVER_c).
11366 (Makefile, config.status, build/gcov-iov.o): No longer depends on
11368 (version.o): Depend on version files; add custom generation command.
11369 (prefix.o): Define BASEVER on command line.
11370 (s-iov): Depend on version files; adjust command.
11371 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
11373 (gcc-vers.texi): New rule.
11374 (doc/%.info, doc/%.dvi): Add -I . to command line.
11375 (doc/gccinstall.dvi): Likewise.
11376 (PACKAGE): Delete. All uses replaced with "gcc".
11377 * aclocal.m4: Do not include gcc-version.m4.
11378 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
11379 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
11380 Set is_release based on contents of DEV-PHASE.
11381 Set gcc_version based on contents of BASE-VER.
11382 Define WIN32_REGISTRY_KEY only if the user overrode the default.
11383 * config.in, configure: Regenerate.
11384 * gccbug.in: Determine version of GCC in use at runtime.
11385 * gcov-iov.c: Get version number and development phase from
11386 command line, not by including version.c.
11387 * intl.c: Replace all uses of PACKAGE with "gcc".
11388 * libada-mk.in: Delete unused "gcc_version" variable.
11389 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
11390 * version.c: (VERSUFFIX): New hook for redistributors; adjust
11391 commentary to match.
11392 (version_string): Put together from pieces.
11393 * config/alpha/x-vms: Do not use $(gcc_version).
11394 * config/i386/t-nwld: Likewise.
11395 * doc/include/gcc-common.texi: Include gcc-vers.texi for
11396 version-GCC and DEVELOPMENT.
11398 2005-03-15 Roger Sayle <roger@eyesopen.com>
11400 PR tree-optimization/17454
11401 * tree.c (tree_size): Add case for TREE_BINFO.
11402 * fold-const.c (fold_checksum_tree): Only clear the overloaded
11403 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
11405 2005-03-15 Roger Sayle <roger@eyesopen.com>
11407 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
11408 op1 whilst expanding the signed widenening multiply variant.
11410 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
11412 * toplev.c (display_target_options): Avoid unused variable warning if
11413 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
11414 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
11415 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
11416 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
11417 (mips_isa_info): New variable.
11418 (mips_parse_cpu): Remove the first argument and leave the caller
11420 (TARGET_HANDLE_OPTION): Override default.
11421 (mips_handle_option): New function. Move option validation code from...
11422 (override_options): ...here. Update calls to mips_parse_cpu.
11423 * config/mips/mips.h (mips_arch_string, mips_tune_string)
11424 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
11425 (SUBTARGET_TARGET_OPTIONS): Delete.
11426 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
11427 (mno-flush-func, mtune=): New options.
11429 2005-03-15 Roger Sayle <roger@eyesopen.com>
11430 Richard Henderson <rth@redhat.com>
11432 * real.c (c4x_single_format, c4x_extended_format): Provide values
11433 for signbit_ro for c4x's single and extended floating point formats.
11434 * optabs.c (expand_copysign): Use the floating point format's
11435 signbit_ro for expanding via expand_copysign_absneg, and it's
11436 signbit_rw field for expanding via expand_copysign_bit.
11438 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
11440 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
11441 known_alignment_for_access_p.
11442 (known_alignment_for_access_p): New.
11443 (do_peeling_for_alignment): Field made int instead of bool and renamed
11444 to peeling_for_alignment.
11445 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
11446 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
11447 functionality used to be in vect_analyze_operations.
11448 (vect_analyze_operations): Code to determine vectorization factor was
11449 moved to vect_determine_vectorization_factor.
11450 (vect_enhance_data_refs_alignment): Update to correct alignment when it
11451 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
11453 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
11454 be part of vect_analyze_operations).
11455 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
11456 creating the guard condition, as the number of iterations may be
11458 (slpeel_tree_peel_loop_to_edge): Use new name of
11459 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
11460 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
11461 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
11462 (vect_do_peeling_for_alignment): Use fold.
11463 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
11465 (vect_update_inits_of_dr): Renamed to
11466 vect_update_init_of_dr.
11467 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
11468 (vectorizable_store): Fix assertion to use == instead of =.
11470 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
11472 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
11473 call_used_regs for wCG registers.
11475 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
11477 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
11478 for non-offsettable memory references to cope with outstanding reload
11479 replacements, take 2.
11481 2005-03-15 Uros Bizjak <uros@kss-loka.si>
11484 * config/i386/i386.h (x86_fisttp): New.
11485 (TARGET_FISTTP): New macro.
11486 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
11487 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
11488 instruction when fisttp flag is set.
11489 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
11491 * config/i386/i386.md (type attribute): Add fisttp.
11492 (unit attribute): Set to i387 for fisttp type.
11493 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
11494 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
11496 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
11497 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
11499 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
11500 patterns for TARGET_FISTTP. Enable patterns for
11501 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
11502 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
11503 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
11504 implement fisttp x87 insn.
11505 (fix_trunc*_i387_fisttp splitters): New patterns.
11506 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
11507 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
11508 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
11510 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
11511 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
11512 Implement using mode macros. Disable patterns for TARGET_FISTTP.
11513 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
11514 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
11515 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
11516 Disable patterns for TARGET_FISTTP.
11517 (fix_trunc*_i387 splitters): Implement usign mode macros.
11518 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
11519 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
11520 (fix_trunx*_sse peephole2s): Implement using mode macros.
11522 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
11524 PR rtl-optimization/20291
11525 * combine.c (try_combine): If splitting fails, re-try with
11526 original combined pattern, i.e. before clobber stripping.
11528 2005-03-14 Eric Christopher <echristo@redhat.com>
11530 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
11531 STACK_GROWS_DOWNWARD.
11533 2005-03-14 Roger Sayle <roger@eyesopen.com>
11535 * real.h (struct real_format): Split the signbit field into two
11536 two fields, signbit_ro and signbit_rw.
11537 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
11538 mips_double_format, ieee_extended_motorola_format,
11539 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
11540 ieee_extended_intel_128_format, ibm_extended_format,
11541 mips_extended_format, ieee_quad_format, mips_quad_format,
11542 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
11543 i370_double_format, c4x_single_format, c4x_extended_format,
11544 real_internal_format): Update initializers for new field.
11545 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
11546 real_format structure.
11547 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
11548 field of the real_format structure.
11550 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
11552 Fix PR tree-optimization/20458
11554 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
11555 DECL_EXTERNAL on STRUCT_FIELD tags.
11556 (clear_call_clobbered): Ditto.
11557 * tree-ssa-operands.c (note_addressable): Make sure the original
11558 variable doesn't slip into the addressable list if we have
11560 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
11563 2005-03-14 Geoffrey Keating <geoffk@apple.com>
11565 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
11566 (-fwide-exec-charset): Likewise.
11567 (-finput-charset): Likewise.
11568 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
11569 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
11570 * c.opt (Wnormalized): New.
11572 2005-03-14 Devang Patel <dpatel@apple.com>
11574 * doc/invoke.texi: Add reference to Visibility document.
11576 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
11578 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
11579 MASK_SPLIT_ADDRESSES.
11580 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
11581 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
11582 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
11583 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
11584 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
11585 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
11586 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
11587 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
11588 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
11589 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
11590 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
11591 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
11592 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
11593 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
11594 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
11595 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
11596 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
11597 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
11598 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
11599 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
11600 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
11601 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
11602 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
11603 (TARGET_EXPLICIT_RELOCS): Delete.
11604 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
11605 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
11606 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
11607 (override_options): Set MASK_LONG64 if -mint64 is given and no
11608 -mlongXX option is. Complain about -mint64 -mlong32.
11609 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
11610 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
11611 * config/mips/mips.opt: New file.
11613 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
11615 * config.gcc (extra_options): New variable for listing option files.
11616 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
11617 * configure.ac (extra_opt_files): New AC_SUBST variable.
11618 (tm_file_list, tm_include_list): Include options.h first.
11619 * configure: Regenerate.
11620 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
11621 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
11622 (s-options-h): New rule.
11623 (options.h): Depend on it.
11624 (TEXI_GCCINT_FILES): Add options.texi.
11625 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
11626 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
11627 * target.h (gcc_target): Add default_target_flags and handle_option.
11628 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
11629 (TARGET_HANDLE_OPTION): New macros.
11630 (TARGET_INITIALIZER): Include them.
11631 * opt-functions.awk (opt_args, nth_arg): New functions.
11632 (switch_flags): Handle the "Target" flag.
11633 (var_args): Delete.
11634 (var_name): Use opt_args and nth_arg.
11635 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
11636 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
11637 macros for the "Mask" and "InverseMask" options.
11638 * opts.h (cl_var_cond): New enum.
11639 (cl_option): Replace the "has_set_value" and "set_value" fields with
11640 "var_cond" and "var_value".
11641 (CL_TARGET): New macro.
11642 (option_enabled, print_filtered_help): Declare.
11643 (decode_options): Move definition.
11644 * opts.c (handle_option): Search for the original option before
11645 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
11646 var_cond and var_value fields. Use targetm.handle_option to handle
11648 (decode_options): Set target_flags to targetm.default_target_flags.
11649 (print_filtered_help): Make global. Handle CL_TARGET.
11650 (option_enabled): New function.
11651 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
11652 (display_target_options, set_target_switch, print_switch_values)
11653 (default_pch_valid_p): Guard uses of target_switches with
11654 #ifdef TARGET_SWITCHES. Also...
11655 (display_target_options): Display the CL_TARGET entries in cl_options.
11656 (set_target_option): Don't complain about the "" option when
11657 TARGET_SWITCHES is undefined.
11658 (print_switch_values): Use option_enabled.
11659 (default_pch_valid_p): Check cl_options[] when looking for something
11660 that has changed the value of target_flags.
11661 * c.opt: Remove documentation from top of file.
11662 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
11663 * doc/sourecebuild.texi: Refer to the new options documentation
11664 instead of c.opt. Document machine-specific .opt files.
11665 * doc/tm.texi (target_flags): Say that this variable is declared
11667 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
11668 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
11670 * doc/options.texi: New file.
11672 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
11674 PR middle-end/18628
11675 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
11678 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
11681 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
11682 temporary variable of pointer type if an lvalues is required.
11683 (gimplify_modify_expr_rhs): Request an rvalue from it.
11684 (gimplify_expr): Pass fallback on.
11686 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
11688 * cfgbuild.c: Update comments.
11690 2005-03-14 Roger Sayle <roger@eyesopen.com>
11692 PR rtl-optimization/17236
11693 * optabs.c (expand_doubleword_mult): New helper function split out
11694 from expand_binop. Permute the order in which instructions are
11695 emitted to minimize the number of simultaneously live registers.
11696 (expand_binop): Call expand_doubleword_mult to synthesize a double
11697 word multiplication.
11699 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
11701 * basic-block.h: Update the prototypes of cached_make_edge and
11703 * cfg.c (cached_make_edge): Take edge_cache representing one
11704 row of the adjacency matrix of edges.
11705 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
11706 (make_edges): Initialize edge_cache to represent one row of
11707 the adjacency matrix of edges.
11709 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
11711 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
11713 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
11714 Remove unused removed_phis variable.
11715 (conditional_replacement): Use build1/build2.
11716 (abs_replacement): Use last_and_only_stmt and build1/build2.
11718 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
11720 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
11721 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
11722 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
11723 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
11724 * c-common.c (handle_novops_attribute): New function.
11725 (c_common_attribute_table): Add "no vops" entry.
11726 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
11727 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
11728 * tree-ssa-operands.c (get_call_expr_operands): Do not
11729 create virtual operands for calls with ECF_NOVOPS flag.
11730 * tree.h (DECL_IS_NOVOPS): New macro.
11731 (struct tree_decl): Add novops_flag.
11732 (ECF_NOVOPS): New constant.
11734 2005-03-14 Uros Bizjak <uros@kss-loka.si>
11737 * config/i386/i386.c (x86_use_himode_fiop): New.
11738 (x86_use_simode_fiop): Rename from x86_use_fiop.
11739 * config/i386/i386.h (x86_use_himode_fiop): Declare.
11740 (TARGET_USE_HIMODE_FIOP): New.
11741 (x86_use_simode_fiop): Rename from x86_use_fiop.
11742 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
11744 * config/i386/i386.md (X87MODEI12): New mode macro define.
11745 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
11746 to implement x87 FP compare with HImode input operands.
11747 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
11748 Use X87MODEI12 mode macro to handle HImode input operands.
11749 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
11750 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
11751 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
11752 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
11753 macro to implement x87 operators with HImode input operands.
11754 (fop splitters): Use X87MODEI12 mode macro to handle HImode
11757 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
11759 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
11761 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
11762 constants invariant.
11764 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
11766 * basic-block.h (BB_VISITED): Removed.
11767 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
11769 2005-03-14 Falk Hueffner <falk@debian.org>
11772 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
11774 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
11776 * ggc-zone.c: Fix comment typos.
11778 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
11779 stringpool.c, config/mips/mips-protos.h: Update copyright.
11781 2005-03-14 Alan Modra <amodra@bigpond.net.au>
11783 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
11784 throughout with its typedef, "rtx".
11785 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
11786 (rs6000_tls_symbol_ref_1): Remove inline keyword.
11787 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
11788 regs in comment to match code.
11790 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
11792 * except.c (check_handled): Make it static.
11793 * except.h: Remove the corresponding prototype.
11795 * function.c (get_func_frame_size): Make it static.
11796 * function.h: Remove the corresponding type.
11798 * regclass.c (reg_class_superclasses, reg_class_subclasses):
11800 * hard-reg-set.h: Remove the corresponding declarations.
11802 * tree-cfg.c (verify_stmts): Check that
11803 bb_for_stmt (stmt) == bb for every PHI node and statement.
11805 2005-03-14 Alan Modra <amodra@bigpond.net.au>
11807 * config.gcc: Remove excess indentation.
11808 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
11810 2005-03-13 Roger Sayle <roger@eyesopen.com>
11812 PR middle-end/19331
11813 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
11814 * fold-const.c (fold_sign_changed_comparison): Likewise.
11815 (fold_binary): Optimize comparisons against widened operands if
11816 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
11818 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
11820 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
11821 (sparc_override_options): Initialize it.
11822 (sparc_struct_value_rtx): Set it on the MEM to be returned.
11824 2005-03-13 David Edelsohn <edelsohn@gnu.org>
11826 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
11827 (reg_or_none500mem_operand): New predicate.
11828 (zero_reg_mem_operand): New predicate.
11829 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
11830 to reg_or_none500mem_operand.
11831 (extendsfdf2_fpr): Add MEM alternative.
11832 (extenddftf2_internal): Change operand2 predicate to
11833 zero_reg_mem_operand.
11835 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
11837 * ggc-zone.c: Rewritten.
11839 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
11841 * configure.ac: Define GGC_ZONE for --with-gc=zone.
11842 * config.in: Regenerated.
11843 * configure: Regenerated.
11844 * gengtype.c (write_types_process_field, write_func_for_structure):
11845 Pass new argument to gt_pch_note_object.
11846 * ggc-common.c (struct ptr_data): Add TYPE.
11847 (gt_pch_note_object): Take TYPE argument and save it.
11848 (call_count): Update call to ggc_pch_count_object.
11849 (call_alloc): Update call to ggc_pch_alloc_object.
11850 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
11852 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
11853 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
11854 (ggc_alloc_zone_stat): Delete.
11855 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
11856 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
11857 (ggc_pch_alloc_object): Update prototypes.
11858 (garbage_zone): Delete.
11859 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
11860 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
11862 (tree_id_zone): New variable.
11863 (ggc_alloc_cleared_zone): Remove unused.
11864 (ggc_alloc_zone): Define.
11865 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
11866 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
11867 ggc_alloc_zone_stat.
11868 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
11869 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
11870 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
11871 (make_node_stat): Likewise. Use tree_id_zone.
11873 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
11874 Joseph S. Myers <joseph@codesourcery.com>
11876 * configure.ac: Check for MIPS TLS.
11877 * configure: Regenerated.
11878 * config/mips/mips-protos.h (enum mips_symbol_type): Add
11879 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
11880 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
11881 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
11882 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
11883 (mips_classify_symbol, mips_symbolic_constant_p)
11884 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
11885 (mips_tls_operand_p, mips_call_tls_get_addr)
11886 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
11887 (mips_tls_symbol_ref_1): New functions.
11888 (mips_legitimize_address, mips_legitimize_const_move): Call
11889 mips_legitimize_tls_address.
11890 (override_options): Handle V1_REG and TLS symbols. Disable TLS
11892 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
11893 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
11894 (mips_char_to_class): Document V1_REG.
11895 (HAVE_AS_TLS): Provide default.
11896 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
11898 (load_got<mode>): Renamed from *load_got<mode>. Allow when
11900 (tls_get_tp_<mode>): New instruction.
11902 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
11904 * configure.ac: Update checks for target tools.
11905 * configure: Regenerated.
11907 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
11909 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
11911 2005-03-13 Roger Sayle <roger@eyesopen.com>
11913 * expmed.c (expand_mult): Use synthetic multiplication sequences for
11914 more classes of DImode multiplication by constant. Allow both
11915 multiplication by small negative constants (by performing a
11916 multiplication by a positive constant and negating the result) and
11917 multiplications by large powers of two, by using a left shift.
11919 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
11921 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
11922 of basic blocks into work_stack.
11924 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
11925 config/mips/vr.h: Update copyright.
11927 * c-decl.c (c_init_decl_processing): Remove useless calls to
11928 build_function_type.
11930 * builtins.c (fold_trunc_transparent_mathfn,
11931 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
11932 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
11933 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
11934 fold_builtin_strcpy, fold_builtin_strncpy,
11935 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
11938 * builtins.c (expand_builtin_mathfn_3): Remove local variable
11941 * lambda-code.c (lambda_compute_auxillary_space): Remove local
11942 variable determinant.
11944 * tree-cfg.c (group_case_labels): Remove local variable type.
11946 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
11949 * tree-ssa-phiopt.c (value_replacement): Remove local variable
11952 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
11955 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
11956 (*movmemqi_insn): Delete.
11957 (*movmemhi): Delete.
11959 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
11961 * builtins.c (fold_builtin_classify): Take decomposed
11962 arguments of CALL_EXPR.
11963 (fold_builtin_1): Update a call to fold_builtin_classify.
11965 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
11968 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
11969 through into call to parser_xref_tag after parse error.
11970 (c_parser_struct_declaration): Consistently return NULL_TREE on
11973 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
11975 * tree-flow-inline.h (ref_contains_array_ref): New function.
11976 (lookup_subvars_for_var): Ditto.
11977 (get_subvars_for_var): Ditto.
11978 (var_can_have_subvars): Ditto.
11980 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
11981 (struct subvar): New type.
11983 * tree-dfa.c (okay_component_ref_for_subvars): New function.
11985 * tree-optimize.c (init_tree_optimization_passes): Call
11986 pass_create_structure_vars.
11988 * tree-ssa-alias.c: Include vec.h.
11989 (init_alias_info): Don't auto-clear call clobbered on struct-field
11991 (compute_flow_insensitive_aliasing): Handle subvars.
11992 (group_aliases): Handle STRUCT_FIELD aliases.
11993 (setup_pointers_and_addressables): Ditto.
11994 Don't mark variables non-addressable if they still have
11995 addressable subvars.
11996 Also mark subvars addressable when the real variable is marked
11998 (add_pointed_to_var): Try to prune the pointed-to set by only
11999 pointing to subvars when possible.
12000 Otherwise, make sure we set addresses_needed and pt_vars to
12001 properly include subvars.
12002 (bitpos_of_field): New function.
12003 (push_fields_onto_fieldstack): Ditto.
12004 (get_or_create_used_part_for): Ditto.
12005 (create_overlap_variables_for): Ditto.
12006 (find_used_portions): Ditto.
12007 (create_structure_vars): Ditto.
12008 (pass_create_structure_vars): New structure.
12010 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
12011 (get_expr_operands): Handle subvars. Also try to turn
12012 COMPONENT_REF accesses into must-defs now that we can accurately
12014 (note_addressable): Try to only mark as addressable those subvars
12015 we know a COMPONENT_REF touches.
12016 (overlap_subvar): New function.
12018 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
12019 Handle subvar storing.
12020 (vect_address_analysis): Update caller of vect_object_analysis.
12022 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
12024 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
12025 (STMT_VINFO_SUBVARS): New macro.
12027 * common.opts: add flag_tree_salias.
12029 * opts.c (decode_options): flag_tree_salias defaults to on.
12031 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
12033 * doc/tree-ssa.texi: Document structural alias analysis.
12035 2005-03-12 Steven Bosscher <stevenb@suse.de>
12037 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
12038 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
12039 * tree-ssa-operands.c (get_expr_operands): Likewise.
12040 (get_expr_operands): Likewise for ERROR_MARK.
12042 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
12044 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
12047 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
12050 * tree-ssa-pre.c (compute_avail): Remove local variable val.
12051 (mark_operand_necessary): Remove local variable ver.
12053 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
12054 variable prefix_len.
12056 * value-prof.c (mod_subtract_transform): Remove local variable
12059 * builtins.c (fold_builtin_exponent): Take decomposed
12060 arguments of CALL_EXPR.
12061 (fold_builtin_1): Update a call to fold_builtin_exponent.
12063 * builtins.c (fold_builtin_logarithm): Take decomposed
12064 arguments of CALL_EXPR.
12065 (fold_builtin_1): Update a call to fold_builtin_logarithm.
12067 * c-decl.c (c_init_decl_processing): Remove local variables
12068 ptr_ftype_void and ptr_ftype_ptr.
12070 * gimplify.c (gimplify_expr): Remove local variables r0 and
12073 * reg-stack.c (move_for_stack_reg): Remove local variable
12075 (compare_for_stack_reg): Remove local variable flags_user.
12076 (convert_regs_1): Remove local variable deleted.
12078 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
12080 (combine_blocks): Remove local variables exits and new_e.
12082 * tree-inline.c (expand_call_inline): Remove local variable
12085 * tree-ssa-live.c (create_ssa_var_map,
12086 calculate_live_on_entry): Remove local variable snn.
12088 2005-03-12 Geoffrey Keating <geoffk@apple.com>
12090 * c-lex.c (c_lex_with_flags): Add parameter to call to
12093 2005-03-11 Per Bothner <per@bothner.com>
12095 * c-tree.h (struct c_declarator): New id_loc field.
12096 * c-pragma.h (c_lex_with_flags): Take position reference.
12097 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
12098 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
12099 (c_lex): Pass dummy location to c_lex_with_flags.
12100 * c-parser.c (c_lex_one_token): Set c_token's location using
12101 c_lex_with_flags, instead of input_location, which might be "ahead".
12102 (c_parser_direct_declarator): Set declarator's id_loc from
12104 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
12105 declarator's id_loc, rather than probably-imprecise input_location.
12106 (build_id_declarator): Initialize c_declarator's id_loc field.
12108 2005-03-11 Roger Sayle <roger@eyesopen.com>
12110 PR middle-end/20419
12111 * builtins.c (expand_builtin_signbit): Force the signbit's word
12112 into an integer register to avoid SUBREGs of floating point modes.
12114 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
12116 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
12117 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
12118 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
12119 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
12121 2005-03-11 David Edelsohn <edelsohn@gnu.org>
12123 PR rtl-optimization/20306
12124 * expr.c (emit_move_complex): Set try_int false if mode is
12125 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
12126 emit_block_move if try_int is true.
12128 2005-03-11 Richard Henderson <rth@redhat.com>
12131 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
12132 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
12135 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
12137 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
12138 (TARGET_FIX_VR4130): New macro.
12139 (TARGET_OPTIONS): Add -mfix-vr4130.
12140 (ISA_HAS_MACCHI): New macro.
12141 (ASM_SPEC): Add -mfix-vr4130.
12142 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
12143 (override_options): Handle mips_fix_vr4130_string.
12144 (mips_avoid_hazards): Clear all_noreorder_p
12145 if we're working around VR4130 errata and the macc alternatives
12147 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
12148 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
12149 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
12150 (MULTILIB_DEFAULTS): Remove leading "march=".
12151 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
12152 if no architecture option is given.
12153 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
12155 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
12156 * doc/invoke.texi: Document -mfix-vr4130.
12158 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
12160 * config/mips/mips.c (override_options): Only warn about -mint64
12161 deprecation if TARGET_INT64.
12163 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12165 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
12166 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
12167 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
12168 are non-specific regarding the nonnull parameter positions.
12169 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
12170 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
12171 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
12172 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
12174 * builtins.def: Use the non-specific "nonnull" attibute lists.
12176 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
12178 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
12179 single_pred_edge, single_succ, single_pred): Improve comments.
12181 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
12183 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
12184 single_pred_edge, single_succ, single_pred): New inline functions.
12185 * bb-reorder.c (rotate_loop, find_traces_1_round,
12186 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
12187 duplicate_computed_gotos): Use the single_succ/pred functions.
12188 * cfganal.c (forwarder_block_p): Ditto.
12189 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
12190 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
12191 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
12192 merge_seq_blocks): Ditto.
12193 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
12194 * cfglayout.c (fixup_reorder_chain): Ditto.
12195 * cfgloop.c (mark_single_exit_loops, update_latch_info,
12196 canonicalize_loop_headers, verify_loop_structure): Ditto.
12197 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
12198 mfb_update_loops, create_preheader, force_single_succ_latches,
12199 create_loop_notes): Ditto.
12200 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
12201 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
12202 commit_one_edge_insertion, purge_dead_edges,
12203 cfg_layout_can_merge_blocks_p): Ditto.
12204 * except.c (sjlj_emit_function_enter): Ditto.
12205 * flow.c (init_propagate_block_info): Ditto.
12206 * function.c (thread_prologue_and_epilogue_insns): Ditto.
12207 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
12208 insert_insn_end_bb): Ditto.
12209 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
12210 find_if_case_2): Ditto.
12211 * lambda-code.c (perfect_nestify): Ditto.
12212 * lcm.c (optimize_mode_switching): Ditto.
12213 * loop-doloop.c (doloop_modify): Ditto.
12214 * loop-init.c (loop_optimizer_init): Ditto.
12215 * loop-iv.c (simplify_using_initial_values): Ditto.
12216 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
12217 * loop-unswitch.c (unswitch_loop): Ditto.
12218 * modulo-sched.c (generate_prolog_epilog): Ditto.
12219 * predict.c (combine_predictions_for_insn, estimate_probability,
12220 tree_estimate_probability, last_basic_block_p,
12221 estimate_bb_frequencies): Ditto.
12222 * profile.c (branch_prob): Ditto.
12223 * regrename.c (copyprop_hardreg_forward): Ditto.
12224 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
12225 * tracer.c (layout_superblocks): Ditto.
12226 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
12227 cfg_remove_useless_stmts_bb, cleanup_control_flow,
12228 cleanup_control_expr_graph, disband_implicit_edges,
12229 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
12230 tree_verify_flow_info, tree_make_forwarder_block,
12231 tree_forwarder_block_p, remove_forwarder_block,
12232 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
12233 * tree-if-conv.c (tree_if_conversion): Ditto.
12234 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
12235 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
12236 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
12237 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
12238 copy_loop_headers): Ditto.
12239 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
12240 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
12241 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
12242 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
12243 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
12244 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
12245 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
12246 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
12247 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
12248 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
12249 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
12250 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
12251 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
12252 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
12253 slpeel_add_loop_guard): Ditto.
12255 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
12257 PR tree-optimization/15784
12258 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
12261 * stmt.c (expand_case): Don't change index_type. Convert minval
12262 to the proper type.
12264 PR tree-optimization/20130
12265 * fold-const.c (fold): Fold x * -1 into -x.
12267 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
12269 PR rtl-optimization/20331
12270 * rtlanal.c (modified_between_p): Check its address first for MEM.
12271 (modified_in_p): Likewise.
12273 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
12275 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
12277 2005-03-10 Steven Bosscher <stevenb@suse.de>
12279 * expr.c (expand_expr_real_1): If possible, use a conditional
12280 move for expanding MIN_EXPR and MAX_EXPR.
12281 Use temp for moving around rtx-en.
12283 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
12286 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
12289 2005-03-10 Roger Sayle <roger@eyesopen.com>
12291 * builtins.c (expand_builtin_signbit): Extend to handle floating
12292 point modes wider than the largest integer type, using the
12293 operand_subword_force function to obtain the signbit's word.
12295 2005-03-10 Jakub Jelinek <jakub@redhat.com>
12298 * combine.c (try_combine): If recog_for_combine added CLOBBERs
12299 to NEWI2PAT, fail to combine if they are used by NEWPAT.
12301 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
12303 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
12305 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
12307 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
12309 (perform_edge_inserts): Unconditionally call
12310 free_dominator_info.
12312 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
12314 2005-03-10 Bob Wilson <bob.wilson@acm.org>
12316 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
12318 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
12320 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
12322 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
12324 (rtl_register_value_prof_hooks,
12325 tree_value_profile_transformations,
12326 tree_register_value_prof_hooks): Likewise.
12327 * var-tracking.c (stack_adjust_offset_pre_post,
12328 variable_htab_free, variable_union, dataflow_set_different_2,
12329 count_uses, variable_was_changed, set_frame_base_location,
12330 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
12331 vt_add_function_parameters): Likewise.
12332 * varasm.c (named_section_real, named_section, make_decl_rtl,
12333 asm_emit_uninitialised, assemble_integer, decode_addr_const,
12334 const_hash_1, compare_constant, copy_constant, force_const_mem,
12335 output_constant_pool_2, output_constant_pool_1, output_constant,
12336 output_constructor, make_decl_one_only, decl_tls_model,
12337 default_no_named_section, default_elf_select_section_1,
12338 default_unique_section_1): Likewise.
12339 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
12340 * vmsdbgout.c (addr_const_to_string): Likewise.
12343 * function.c (struct assign_parm_data_one): Remove last_named
12345 (assign_parm_find_data_types): Don't determine last_named.
12346 Reorder named_parm determination.
12347 (assign_parms): Only setup varargs on the last non-varadic
12350 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
12352 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
12353 sda base address on medium model.
12355 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
12357 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
12358 * cfgloop.c (flow_loop_nodes_find): Export.
12359 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
12361 * cfgloopmanip.c (fix_loop_structure): New function.
12362 * predict.c (predict_loops): Clean up the loops information.
12363 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
12364 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
12366 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
12367 (rewrite_into_loop_closed_ssa): Declaration changed.
12368 * tree-loop-linear.c (linear_transform_loops): Add argument to
12369 rewrite_into_loop_closed_ssa call.
12370 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
12371 * tree-ssa-loop-im.c (move_computations): Ditto.
12372 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
12373 * tree-vectorizer.c (vectorize_loops): Ditto.
12374 * tree-optimize.c: Include cfgloop.h.
12375 (execute_todo): Choose whether to call cleanup_tree_cfg or
12376 cleanup_tree_cfg_loop.
12377 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
12378 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
12379 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
12380 cleanup_tree_cfg_loop call.
12381 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
12382 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
12383 work on part of cfg.
12385 2005-03-10 Jakub Jelinek <jakub@redhat.com>
12387 PR inline-asm/20314
12388 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
12389 with multiple alternatives.
12391 * stmt.c (parse_output_constraint): Fix a typo.
12393 2005-03-09 Bob Wilson <bob.wilson@acm.org>
12395 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
12396 assembly directive instead of deprecated "no-generics".
12398 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
12400 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
12401 for non-offsettable memory references to cope with outstanding reload
12403 * config/s390/s390.md ("reload_outti"): Call find_replacement to
12404 avoid losing outstanding address reloads.
12405 ("reload_outdi", "reload_outdf"): Likewise.
12407 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12409 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
12410 code. Add more cbrt transformations.
12412 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12414 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
12416 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
12418 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
12419 NULL_TREE when a given tree is not simplified.
12420 (fold): Return the original tree when any of the functions
12421 mentioned above NULL_TREE.
12423 * fold-const.c (fold_unary, fold_binary): Take decomposed
12424 arguments, code, type, op0, and op1 in case of fold_binary.
12425 (fold): Update calls to fold_unary and fold_binary.
12427 2005-03-09 Roger Sayle <roger@eyesopen.com>
12429 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
12430 a fndecl and an arglist instead of a CALL_EXPR, exp.
12432 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
12434 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
12436 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
12438 * expr.c (expand_assignment): Remove orig_to_rtx.
12440 * fold-const.c (int_const_binop): Remove no_overflow.
12442 * ifcvt.c (noce_emit_move_insn): Remove inmode.
12444 * loop-iv.c (get_biv_step_1): Remove lhs.
12446 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
12448 * real.c (real_nan): Remove neg.
12450 * function.c (thread_prologue_and_epilogue_insns): Remove i
12453 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
12456 * tree-eh.c (tree_could_trap_p): Remove idx.
12458 * tree-into-ssa.c (ann): Remove ann.
12460 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
12462 * tree-sra.c (decide_block_copy): Remove inst_count.
12464 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
12466 * tree-ssa-loop-im.c (lhs): Remove.
12468 * cfgbuild.c (state, STATE, SET_STATE,
12469 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
12471 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
12472 (find_basic_blocks): Set the state of each basic block to
12475 2005-03-08 Jeff Law <law@redhat.com>
12477 * tree-cfg.c (cleanup_control_flow): If removal of a computed
12478 goto results in the removal of edges in the CFG, then we need
12479 to recompute dominators.
12481 2005-03-09 Ben Elliston <bje@au.ibm.com>
12483 * c-common.c (c_do_switch_warnings): Comment fix.
12485 2005-03-08 Julian Brown <julian@codesourcery.com>
12487 * Patch from 2005-03-08 reverted for causing regressions and
12488 ppc-darwin bootstrap failure.
12490 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
12492 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
12493 Define the real function for ppc-darwin.
12494 * c-typeck.c (convert_arguments): Check for target-specific
12495 invalid argument call to unprototyped function.
12496 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
12498 * target.h (invalid_arg_for_unprototyped_fn): New field
12500 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
12501 default target hook.
12502 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
12505 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
12507 * c-typeck.c (constructor_stack, constructor_range_stack,
12508 initializer_stack): Make them static.
12510 * cfg.c (rbi_pool): Make it static.
12512 * gimple-low.c (lower_stmt_body): Make it static.
12513 * tree-flow.h: Remove the corresponding prototype. Don't
12514 declare lower_data.
12516 * sched-deps.c (cache_size): Make it static.
12518 * stor-layout.c (lang_adjust_rli): Make it static.
12520 2005-03-08 Julian Brown <julian@codesourcery.com>
12522 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
12523 from being used for symbols with vague linkage when
12524 HAVE_GAS_COMDAT_GROUP is true.
12526 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
12528 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
12529 nlabel == JUMP_LABEL (jump).
12531 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
12533 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
12534 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
12535 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
12536 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
12538 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
12541 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
12542 * c-common.c (handle_returns_twice): New function.
12543 (c_common_attribute_table): Declare eturns_twice' attribute.
12544 * doc/extend.texi: Document eturns_twice' attribute.
12545 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
12546 (struct tree_decl): Add returns_twice_flag.
12548 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
12550 * tree-ssa-phiopt.c: Fix a comment typo.
12552 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
12553 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
12554 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
12557 2005-03-08 Richard Henderson <rth@redhat.com>
12559 * config/alpha/alpha.c (code_for_builtin): Replace special-case
12560 builtin codes with ctzdi2, clzdi2, popcountdi2.
12561 (struct alpha_builtin_def): Add is_const.
12562 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
12563 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
12564 (alpha_init_builtins): Init them. Set nothrow and const attributes
12566 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
12567 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
12568 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
12569 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
12570 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
12571 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
12572 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
12573 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
12574 (TARGET_FOLD_BUILTIN): New.
12575 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
12576 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
12578 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
12580 2005-03-08 Ira Rosen <irar@il.ibm.com>
12582 PR tree-optimization/20122
12583 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
12584 condition of access function instead of base.
12586 2005-03-07 Jeff Law <law@redhat.com>
12587 Steven Bosscher <stevenb@suse.de>
12589 * tree-cfg.c (find_taken_edge_computed_goto): New function.
12590 (find_taken_edge): Call find_taken_edge_computed_goto as
12591 appropriate. Allow any gimple invariant rather than just
12592 INTEGER_CST for VAL.
12593 (cleanup_control_flow): Cleanup a computed goto which has turned
12594 into a simple goto.
12595 (tree_merge_blocks): If block B has any forced labels, move
12596 them to the start of block A.
12597 * tree-ssa-dom.c (thread_across_edge): Allow threading across
12598 computed gotos as well.
12599 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
12600 removal of unnecessary computed gotos too.
12601 (lookup_redirection_data): Fix type of INSERT argument. Callers
12604 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
12606 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
12607 Remove trailing spaces.
12609 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
12610 unshare_all_trees): Make them static.
12611 * tree-gimple.h: Remove the corresponding prototypes.
12613 * diagnostic.h: Remove unused prototype
12614 debug_output_buffer.
12615 * modulo-sched.c: Remove unused prototype
12616 set_row_column_for_ps.
12618 * tree-ssa-phiopt.c (tree_ssa_phiopt,
12619 replace_phi_edge_with_variable): Remove unused variable i.
12621 2005-03-07 Per Bothner <per@bothner.com>
12623 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
12625 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
12628 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
12629 bbs on the COND_EXPR instead of the PHI_NODEs.
12630 (candidate_bb_for_phi_optimization): Remove.
12631 (replace_phi_with_stmt): Rename to ...
12632 (replace_phi_edge_with_variable): this and change so that we
12633 replace the phi argument instead of removing the PHI.
12634 (conditional_replacement): Change so we deal with PHI with more
12635 than two arguments.
12636 (value_replacement): Likewise.
12637 (abs_replacement): Likewise.
12639 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
12641 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
12642 output_e500_flip_gt_bit.
12644 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
12646 (rs6000_generate_compare): Fix logic to look at the correct bits.
12647 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
12649 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
12650 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
12651 gen_move_from_CR_gt_bit.
12653 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
12654 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
12655 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
12657 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
12658 (E500_CR_IOR_COMPARE): New constant.
12660 2005-03-08 Earl Chew <earl_chew@agilent.com>
12661 David Billinghurst <David.Billinghurst@riotinto.com>
12663 * config/i386/host-cygwin.c: New file to support precompiled
12665 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
12666 * config.host: Use above files for cygwin host.
12668 2005-03-07 David Edelsohn <edelsohn@gnu.org>
12670 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
12671 ordering ops from earlier change.
12673 2005-03-07 Per Bothner <per@bothner.com>
12675 Various fixes to allow us to again build if --enable-mapped-location:
12676 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
12677 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
12678 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
12679 local variable loc. Change logic appropriately.
12680 * tree-vect-transform.c (vect_finish_stmt_generation): Use
12681 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
12682 * c-parser.c (c_parser_for_statement): Initialize loc variable.
12683 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
12684 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
12686 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
12688 PR rtl-optimization/19683
12689 * reload1.c (choose_reload_regs): Pass the number of bits, not the
12690 number of bytes, to smallest_int_for_mode. Fix arguments to
12691 REG_CANNOT_CHANGE_MODE_P.
12693 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
12695 * reorg.c (relax_delay_slots): Check that the jump is
12696 conditional before trying to invert it.
12698 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
12700 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
12703 * calls (stack_arg_under_construction): Make it static.
12705 * flow.c (regs_live_at_setjmp): Make it static.
12706 * flow.h: Remove the corresponding prototype.
12708 * reload1.c (reload_startobj, reload_firstobj,
12709 something_needs_operands_changed, reload_inherited,
12710 reload_inheritance_insn, reload_override_in,
12711 reload_spill_index): Make them static.
12713 * recog.c (verify_changes): Make it static.
12714 * recog.h: Remove the corresponding prototype.
12716 * cfgbuild.c (find_sub_basic_blocks): Remove.
12717 * basic-block.h: Remove the corresponding prototype.
12718 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
12720 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
12722 * tree-ssa-operands.c (check_build_stmt): Remove.
12724 * stor-layout.c (set_alignment): Remove.
12725 * tree.h: Remove the corresponding prototype.
12727 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
12729 * tree-ssa-dce.c (control_dependence_map,
12730 visited_control_parents): Make them static.
12732 * cfghooks.c (verify_flow_info): Remove local variable
12735 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
12738 * loop-unswitch.c (unswitch_loop): Remove local variable src.
12740 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
12742 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
12744 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
12746 * config/ia64/hpux.h (LINK_SPEC): Add -z.
12747 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
12748 PARALLEL for an empty structure.
12750 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
12752 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
12754 * fold-const.c (fold_binary): Unroll the very first "for"
12757 2005-03-06 David Edelsohn <edelsohn@gnu.org>
12759 * config/rs6000/predicates.md (branch_comparison_operator): Remove
12760 redundant match_code test.
12761 (scc_comparison_operator): Swap match_operand and match_code
12763 (branch_positive_comparison_operator): Same.
12764 (trap_comparison_operator): Use comparison_operator and swap with
12767 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
12770 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
12771 (out_movhi_r_mr): Read low byte of volatile MEM first.
12772 (out_movhi_mr_r): Write high byte of volatile MEM first.
12774 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
12776 * cselib.c (reg_values, reg_values_size): Make them static.
12778 * cse.c (cse_reg_info_table): Make it static.
12780 * fold-const.c (fold_unary): Use build1 instead of copy_node.
12782 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
12784 * cse.c (find_best_addr): Use canon_for_address.
12786 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
12788 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
12789 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
12790 SUBREG and MEM, respectively.
12792 * fold-const.c (fold_binary): Use code instead of t.
12794 * fold-const.c (optimize_minmax_comparison): Take decomposed
12795 arguments code, type, op0, and op1 instead of t.
12796 (fold_binary): Update a call to optimize_minmax_comparison.
12798 * fold-const.c (fold_range_test): Take decomposed arguments
12799 code, type, op0, and op1 instead of t.
12800 (fold_binary): Update a call to fold_range_test.
12802 * fold-const.c (fold_binary_op_with_conditional_arg): Take
12803 decomposed arguments code, type, op0, and op1 instead of t.
12804 (fold_binary): Update a call to fold_range_test.
12806 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
12808 * fold-const.c (fold_binary): Avoid directly using the original
12809 expression t as much as possible.
12811 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
12813 * c-semantics.c (build_stmt): Use TYPE_P instead of
12814 IS_NON_TYPE_CODE_CLASS.
12815 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
12816 (NON_TYPE_CHECK): Use TYPE_P instead of
12817 IS_NON_TYPE_CODE_CLASS.
12819 * fold-const.c (fold): Remove handling of binary expressions.
12821 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
12823 * doc/c-tree.texi: Wrap comments in @r{}.
12824 * doc/cpp.texi: Likewise.
12825 * doc/cppinternals.texi: Likewise.
12826 * doc/extend.texi: Likewise.
12827 * doc/md.texi: Likewise.
12828 * doc/objc.texi: Likewise.
12829 * doc/sourcebuild.texi: Likewise.
12830 * doc/tm.texi: Likewise.
12831 * doc/tree-ssa.texi
12833 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
12835 * predict.c (apply_return_prediction): Standardize PHI chain
12837 * tree-ssa.c (ssa_redirect_edge): Likewise.
12839 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
12840 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
12843 * tree-phinodes.c (remove_phi_node): Drop the last argument.
12844 * tree-flow.h: Adjust the prototype for remove_phi_node.
12845 * lambda-code.c (perfect_nestify): Adjust a call to
12848 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
12849 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
12851 * tree-ssa-dce.c (remove_dead_phis): Likewise.
12852 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
12853 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
12854 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
12856 * combine.c (simplify_and_const_int): Use gen_int_mode instead
12857 of GEN_INT (trunc_int_for_mode (...)).
12858 * loop-iv.c (iv_number_of_iterations): Likewise.
12859 * postreload.c (reload_cse_move2add): Likewise.
12860 * simplify-rtx.c (simplify_const_unary_operation,
12861 simplify_const_binary_operation): Likewise.
12862 * stor-layout.c (get_mode_bounds): Likewise.
12864 * fold-const.c (fold_binary): New.
12865 (fold): Call fold_binary on binary expressions.
12867 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
12869 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
12870 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
12871 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
12872 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
12873 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
12875 2005-03-04 Devang Patel <dpatel@apple.com>
12877 PR tree-optimization/18815
12878 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
12879 loops with zero exit edges.
12881 2005-03-04 Devang Patel <dpatel@apple.com>
12883 * doc/invoke.texi: Remove reference to webpage that does not exist.
12885 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
12886 Joseph S. Myers <joseph@codesourcery.com>
12889 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
12890 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
12891 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
12892 * pa.c (get_plabel): Change argument to symbol_ref. Call
12893 maybe_get_identifier instead of get_identifier.
12894 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
12895 (struct deferred_plabel): Replace name field with symbol field.
12896 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
12897 ASM_OUTPUT_EXTERNAL_REAL is defined.
12898 (output_global_address): Use output_addr_const for output of all
12900 (output_deferred_plabels): Use symbol_ref instead of name for address
12902 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
12903 ASM_OUTPUT_SYMBOL_REF): New macros.
12904 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
12906 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
12909 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
12911 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
12912 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
12914 2005-03-04 Jeff Law <law@redhat.com>
12916 * basic-block.h (rediscover_loops_after_threading): Declare.
12917 * tree-ssa-dom.c: Include cfgloop.h.
12918 (tree_ssa_dominator_optimize): Discover loops and some basic
12919 properties. Remove forwarder blocks recreated by loop header
12920 canonicalization. Also mark backedges in the CFG.
12921 * tree-ssa-threadupdate.c: Include cfgloop.h
12922 (rediscover_loops_after_threading): Define.
12923 (struct local_info): New field, JUMP_THREADED.
12924 (prune_undesirable_thread_requests): New function.
12925 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
12926 then record that fact for the callers of redirct_edges.
12927 (thread_block): If BB has incoming backedges, then call
12928 prune_undesirable_thraed_requests. Note when we are
12929 going to have to rediscover loop information. Return a
12930 boolean indicating if any jumps were threaded.
12931 (thread_through_all_blocks): Bubble up boolean indicating
12932 if any jumps were threaded.
12933 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
12934 (tree-ssa-threadupdate.o): Similarly.
12936 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
12938 * fold-const.c (fold_ternary): Unroll the "for" loop to
12941 2005-03-04 Andrew Haley <aph@redhat.com>
12943 * unwind-dw2-fde-glibc.c (struct
12944 unw_eh_callback_data.check_cache): New field.
12945 (frame_hdr_cache): New.
12946 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
12947 Cache frame header info.
12949 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
12951 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
12952 (print_c_condition): Declare.
12953 * read-rtl.c (ptr_loc): New structure.
12954 (ptr_locs, ptr_loc_obstack, joined_conditions)
12955 (joined_conditions_obstack): New variables.
12956 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
12957 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
12958 (join_c_conditions, print_c_condition): New functions.
12959 (apply_macro_to_string): Associate the new string with the same
12960 source location as the old one.
12961 (add_condition_to_string): Use join_c_conditions.
12962 (read_string): Use set_rtx_ptr_loc to record a filename and line
12963 number for the string.
12964 (read_rtx): Initialize the new variables above.
12965 * genattrtab.c (write_test_expr, write_attr_value): Use
12967 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
12968 comment above the GCC_VERSION check.
12969 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
12970 Inline the definition of MAYBE_EVAL.
12971 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
12972 * genoutput.c (process_template): Likewise.
12973 * genpreds.c (write_predicate_subfunction): Likewise.
12974 (write_predicate_expr): Use print_c_condition.
12975 * genrecog.c (write_cond): Likewise.
12976 * gensupport.c (process_rtx): Use join_c_conditions to join the
12977 conditions of a define_insn_and_split. Record a source location
12978 for the string after the "&&".
12979 (alter_test_for_insn): Use join_c_conditions.
12981 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
12984 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
12985 PR tree-optimization/15784
12986 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
12989 2005-03-04 Ben Elliston <bje@au.ibm.com>
12991 * gcc.c (option_map): Add --coverage.
12992 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
12993 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
12994 * config/darwin.h: Pass -lgcov for `coverage'.
12995 * doc/invoke.texi (Debugging Options): Document --coverage.
12997 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
12999 * gcse.c (bypass_block): Use find_edge wherever possible.
13001 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
13005 * c-opts.c (c_common_parse_file): Call start_source_file
13006 and end_source_file at the approriate times.
13008 * dwarf2out.c (dwarf2out_finish): Don't auto-end
13009 the main file, it will be done for us now.
13011 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
13013 * fold-const.c (fold_ternary): New.
13014 (fold): Call fold_ternary on ternary expressions. Remove
13015 handling of ternary expressions.
13017 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
13019 PR tree-optimization/15784
13020 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
13023 2005-03-03 David Edelsohn <edelsohn@gnu.org>
13025 * config/rs6000/predicates.md (branch_comparison_operator):
13026 Convert from C block to conditional format.
13028 2005-03-03 Jan Hubicka <jh@suse.cz>
13030 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
13031 and non-constant public variables.
13033 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
13035 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
13038 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
13041 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
13042 calls to release_ssa_name and release_phi_node.
13044 * fold-const.c (fold): Remove handling of unary expressions.
13046 * fold-const.c (fold_unary): Avoid directly using the original
13047 expression t as much as possible.
13049 2005-03-03 Roger Sayle <roger@eyesopen.com>
13050 Andrew Pinski <pinskia@physics.uc.edu>
13052 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
13053 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
13055 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
13057 Describe special registers SRP and MOF as allocatable registers.
13058 * config/cris/cris.c (cris_md_asm_clobbers): New function.
13059 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
13060 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
13061 TARGET_HAS_MUL_INSNS.
13062 (cris_print_operand) <case 'd'>: New case.
13063 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
13064 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
13066 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
13067 (REG_ALLOC_ORDER): Update for MOF.
13068 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
13070 (GENERAL_REGS): No longer a define of ALL_REGS.
13071 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
13072 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
13073 Adjust accordingly.
13074 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
13075 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
13076 (SECONDARY_RELOAD_CLASS): Define.
13077 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
13078 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
13079 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
13080 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
13081 (REGISTER_MOVE_COST): Define.
13082 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
13083 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
13084 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
13085 (CRIS_MOF_REGNUM): New define_constants.
13086 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
13088 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
13090 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
13091 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
13092 Adjust for MOF being properly described as a register.
13093 (indir_to_reg_split): Name this split. Conditionalize on the
13094 destination register being a general register.
13095 (movei): Conditionalize on on operands 0 and 1 having the same
13098 2005-03-03 Alan Modra <amodra@bigpond.net.au>
13101 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
13102 -mcpu to override any other explicitly given flags.
13104 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
13106 * recog.c (verify_changes, confirm_change_group): New functions,
13107 broken out of apply_change_group.
13108 (apply_change_group): Use them.
13109 * recog.h (verify_change, confirm_change_group): Declare.
13110 * rtl.h (redirect_jump_2): Declare.
13111 * jump.c (redirect_exp, invert_exp): Delete.
13112 (invert_exp_1): Take second parameter. Return value. Changed caller.
13113 (redirect_jump_2): New function, broken out of redirect_jump.
13114 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
13115 (invert_jump): Use invert_jump_1 and redirect_jump_2.
13116 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
13118 2005-03-02 Geoffrey Keating <geoffk@apple.com>
13120 * varasm.c (named_section): Use xstrdup rather than doing it by
13123 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
13125 2005-03-02 Devang Patel <dpatel@apple.com>
13127 Undo PR tree-optimization/18815 fix.
13129 2005-03-02 Devang Patel <dpatel@apple.com>
13131 PR tree-optimization/18815
13132 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
13133 loops with zero exit edges.
13135 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
13137 * cfg.c (connect_src, connect_dest, disconnect_src,
13138 disconnct_dest): New.
13139 (unchecked_make_edge, remove_edge, redirect_edge_succ,
13140 redirect_edge_pred): Use the new functions.
13142 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
13143 free_dominance_info only when needed.
13145 2005-03-02 David Edelsohn <edelsohn@gnu.org>
13148 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
13149 (reg_or_sub_cint64_operand): Same.
13151 2005-03-02 Jeff Law <law@redhat.com>
13153 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
13154 CFG_ALTERED in the main DOM iteration loop.
13156 2005-03-02 Mark Mitchell <mark@codesourcery.com>
13159 * varasm.c (initializer_constant_valid_p): Allow conversions
13160 between OFFSET_TYPEs. Tidy.
13162 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
13164 * config/cris/cris.md ("return"): Remove epilogue delay list
13167 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
13169 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
13171 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
13173 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
13175 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
13176 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
13177 config/m68k/m68k.c, config/mips/mips.h,
13178 config/rs6000/rs6000-protos.h, doc/contrib.texi,
13179 doc/include/gcc-common.texi: Update copyright.
13181 PR middle-end/18029 and PR middle-end/18030
13182 * expr.c (optimize_bitfield_assignment_op): Add a special case
13183 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
13185 * fold-const.c (fold_unary): New.
13186 (fold): Call fold_unary on unary expressions.
13188 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
13190 * cgraph.h (struct cgraph_edge): Add prev_caller and
13191 prev_callee fields.
13192 (cgraph_node_remove_callees): Export.
13193 * cgraph.c (cgraph_create_edge): Initialize prev_caller
13195 (cgraph_edge_remove_callee): New function.
13196 (cgraph_edge_remove_caller): Likewise.
13197 (cgraph_remove_edge): Use.
13198 (cgraph_redirect_edge_callee): Likewise.
13199 (cgraph_node_remove_callees): New function.
13200 (cgraph_node_remove_callers): Likewise.
13201 (cgraph_remove_node): Use.
13202 * tree-optimize.c (tree_rest_of_compilation): Use
13203 cgraph_node_remove_callees instead of manual loop.
13204 * cgraphunit.c (cgraph_finalize_function): Likewise.
13205 (cgraph_expand_function): Likewise.
13206 (cgraph_remove_unreachable_nodes): Likewise.
13208 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
13211 * c-tree.h (undeclared_variable, build_external_ref): Add extra
13213 * c-decl.c (undeclared_variable): Take location as argument.
13214 * c-typeck.c (build_external_ref): Likewise.
13215 * c-parser.c (c_parser_postfix_expression): Pass location of
13216 identifier to build_external_ref.
13218 2005-03-01 David Edelsohn <edelsohn@gnu.org>
13220 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
13221 CCEQ mode for branch_positive_comparison_operator test.
13222 * config/rs6000/predicates (branch_comparison_operator): Revert to
13224 (scc_comparison_operator): Same.
13225 (branch_positive_comparison_operator): Same.
13227 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
13229 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
13230 (cris_delay_slots_for_epilogue): Remove.
13231 (save_last): Move into cris_target_asm_function_epilogue.
13232 (cris_target_asm_function_epilogue): Remove tests for file being
13234 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
13235 (cris_delay_slots_for_epilogue): Remove prototypes.
13236 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
13237 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
13239 2005-03-01 David Edelsohn <edelsohn@gnu.org>
13241 * config/rs6000/predicates.md (branch_comparison_operator): Change
13242 to define_special_predicate.
13243 (scc_comparison_operator): Same.
13244 (branch_positive_comparison_operator): Same.
13246 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
13248 * Makefile.in (tree-ssa-sink.o): New.
13249 (OBJS-common): Add tree-ssa-sink.o.
13250 * common.opt: Add -ftree-sink
13251 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
13252 * timevar.def (TV_TREE_SINK): new timevar.
13253 * tree-flow.h (is_hidden_global_store): Prototype.
13254 * tree-optimize.c (init_tree_optimization_passes): Add
13256 * tree-pass.h (pass_sink_code): New.
13257 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
13258 for non-obvious global store store to is_hidden_global_store, and
13259 call that new function.
13260 * tree-ssa-sink.c: New file.
13261 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
13262 * doc/passes.texi: Document forward store motion.
13263 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
13264 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
13265 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
13266 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
13268 2005-03-01 Per Bothner <per@bothner.com>
13270 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
13271 and we have a non-zero column-number, add it to the message.
13272 Also factor out the diagnostic_kind_text.
13274 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
13276 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
13277 flow_loop_pre_header_scan, flow_loop_pre_header_find,
13278 flow_loop_scan): Removed.
13279 (flow_loop_dump): Do not dump removed fields.
13280 (flow_loop_free): Do not free removed fields.
13281 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
13282 (loop_exit_edge_p): New function.
13283 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
13284 num_pre_header_edges, entry_edges, num_entries, exit_edges,
13285 num_exits, exits_doms.
13286 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
13287 LOOP_EDGES, LOOP_ALL): Removed.
13288 (flow_loop_scan): Declaration removed.
13289 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
13290 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
13292 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
13293 (if_convert): Call flow_loops_find and flow_loops_free
13294 when calling mark_loop_exit_edges.
13295 * cfgloopanal.c (mark_loop_exit_edges): Moved from
13296 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
13297 free_dominance_info calls.
13298 * loop-init.c (flow_loops_find): Ditto.
13299 * passes.c (rest_of_handle_branch_prob): Ditto.
13300 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
13301 * loop-unroll.c (analyze_insns_in_loop): Do not use
13303 * predict.c (predict_loops): Do not call flow_loop_scan.
13304 Use get_loop_exit_edges.
13305 (tree_estimate_probability): Do not pass flags to flow_loops_find.
13306 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
13307 Do not use EDGE_LOOP_EXIT.
13308 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
13309 to bb_with_exit_edge_p.
13310 (if_convertible_loop_p): Do not call flow_loop_scan. Use
13311 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
13312 to bb_with_exit_edge_p.
13313 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
13315 * tree-loop-linear.c (linear_transform_loops): Do not call
13316 flow_loop_scan. Use loop->single_exit.
13317 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
13318 (vect_analyze_loop_form): Do not call flow_loop_scan.
13319 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
13321 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
13323 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
13324 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
13325 slpeel_tree_duplicate_loop_to_edge_cfg,
13326 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
13327 Use loop_preheader_edge and loop->single_exit. Do not call
13330 2005-03-01 Nick Clifton <nickc@redhat.com>
13332 * config/arm/arm.c (thumb_find_work_register): Check all of the
13333 argument registers to see if they are free, and a couple of
13334 special cases where the last argument register but can be proved
13335 to be available during the function's prologue.
13336 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
13337 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
13338 thumb_unexpanded_epilogue): Use unsigned long as the type for the
13340 (thumb_compute_save_reg_mask): Likewise. Also use
13341 thumb_find_work_register() to ensure that there is agreement about
13342 which work register is going to be used in the prologue.
13343 (thumb_output_function_prologue): Use unsigned long as the type
13344 for the register bit-mask. Also delay pushing the link register if
13345 other high registers are going to be pushed.
13346 (thumb_compute_save_reg_mask, emit_multi_reg_push,
13347 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
13348 redundant prototypes.
13350 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
13353 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
13354 and after reload in REG+REG indexed addresses without REG_POINTER
13355 set in the base and not set in the index.
13357 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
13359 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
13360 Don't undefine here.
13361 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
13362 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
13363 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
13364 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
13365 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
13367 * config.gcc (sh*-*-linux*): Use config/linux.h.
13369 2005-02-28 Dale Johannesen <dalej@apple.com>
13370 Stan Shebs <shebs@apple.com>
13372 Rewrite of 64-bit Darwin structure-by-value pass/return.
13373 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
13374 intoffset, use_stack, named.
13375 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
13376 (rs6000_darwin64_record_arg_advance_flush): New.
13377 (rs6000_darwin64_record_arg_advance_recurse): New.
13378 (rs6000_darwin64_record_arg_flush): New.
13379 (rs6000_darwin64_record_arg_recurse): New.
13380 (rs6000_darwin64_record_arg): New.
13381 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
13382 (function_arg_boundary): Handle 128-bit aligned structs.
13383 (function_arg_advance): Rewrite darwin64 struct handling.
13384 (function_arg): Call rs6000_darwin64_record_arg.
13385 (function_arg_partial_nregs): Handle darwin64 structs.
13386 (rs6000_darwin64_function_value): Remove.
13387 (rs6000_function_value): Call rs6000_darwin64_record_arg.
13389 2005-02-28 Roger Sayle <roger@eyesopen.com>
13391 PR tree-optimization/20216
13392 * tree-chrec.c (tree_fold_factorial): Delete.
13393 (tree_fold_binomial): Change argument list to take a return type
13394 and change the type of K to unsigned int. Rewrite to avoid explicit
13395 evaluation of factorials, and (recursively) calling fold to perform
13396 compile-time arithmetic. Return NULL on (internal) overflow.
13397 (chrec_evaluate): Change type of K to an unsigned int. Avoid
13398 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
13399 if any intermediate calculation overflows.
13400 (chrec_apply): Update call to chrec_evaluate.
13402 2005-02-28 James E Wilson <wilson@specifixinc.com>
13404 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
13406 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
13409 * c-parser.c (c_parser_compound_statement): Return error_mark_node
13410 instead of NULL_TREE on error.
13412 2005-02-28 David Edelsohn <edelsohn@gnu.org>
13414 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
13415 (EASY_VECTOR_15_ADD_SELF): Remove.
13416 (num_insns_constant_wide): Not static.
13417 (validate_condition_mode): Not static.
13418 (toc_relative_expr_p): Not static.
13419 (legitimate_indirect_address_p): Not static.
13420 (macho_lo_sum_memory_operand): Not static.
13421 (invalid_e500_subreg): Not static.
13422 (easy_vector_same): Not static.
13423 (easy_vector_splat_const): Not static.
13424 (RS6000_SYMBOL_REF_TLS_P): Remove.
13425 (any_operand): Delete.
13426 (any_parallel_operand): Delete.
13427 (count_register_operand): Delete.
13428 (altivec_register_operand): Delete.
13429 (xer_operand): Delete.
13430 (s8bit_cint_operand): Delete.
13431 (short_cint_operand): Delete.
13432 (u_short_cint_operand): Delete.
13433 (non_short_cint_operand): Delete.
13434 (exact_log2_cint_operand): Delete.
13435 (gpc_reg_operand): Delete.
13436 (cc_reg_operand): Delete.
13437 (cc_reg_not_cr0_operand): Delete.
13438 (reg_or_short_operand): Delete.
13439 (reg_or_neg_short_operand): Delete.
13440 (reg_or_aligned_short_operand): Delete.
13441 (reg_or_u_short_operand): Delete.
13442 (reg_or_cint_operand): Delete.
13443 (reg_or_arith_cint_operand): Delete.
13444 (reg_or_add_cint64_operand): Delete.
13445 (reg_or_sub_cint64_operand): Delete.
13446 (reg_or_logical_cint_operand): Delete.
13447 (got_operand): Delete.
13448 (got_no_const_operand): Delete.
13449 (easy_fp_constant): Delete.
13450 (easy_vector_constant): Delete.
13451 (easy_vector_constant_add_self): Delete.
13452 (zero_constant): Delete.
13453 (zero_fp_constant): Delete.
13454 (volatile_mem_operand): Delete.
13455 (offsettable_mem_operand): Delete.
13456 (mem_or_easy_const_operand): Delete.
13457 (add_operand): Delete.
13458 (non_add_cint_operand): Delete.
13459 (logical_operand): Delete.
13460 (non_logical_cint_operand): Delete.
13461 (mask_operand): Delete.
13462 (mask_operand_wrap): Delete.
13463 (mask64_operand): Delete.
13464 (mask64_2_operand): Delete.
13465 (and64_operand): Delete.
13466 (and64_2_operand): Delete.
13467 (and_operand): Delete.
13468 (reg_or_mem_operand): Delete.
13469 (lwa_operand): Delete.
13470 (symbol_ref_operand): Delete.
13471 (call_operand): Delete.
13472 (current_file_function_operand): Delete.
13473 (input_operand): Delete.
13474 (rs6000_nonimmediate_operand): Delete.
13475 (rs6000_tls_symbol_ref): Delete.
13476 (save_world_operation): Delete.
13477 (restore_world_operation): Delete.
13478 (load_multiple_operation): Delete.
13479 (store_multiple_operation): Delete.
13480 (vrsave_operation): Delete.
13481 (mfcr_operation): Delete.
13482 (mtcrf_operation): Delete.
13483 (lmw_operation): Delete.
13484 (stmw_operation): Delete.
13485 (branch_comparison_operator): Delete.
13486 (branch_positive_comparison_operator): Delete.
13487 (scc_comparison_operator): Delete.
13488 (trap_comparison_operator): Delete.
13489 (boolean_operator): Delete.
13490 (boolean_or_operator): Delete.
13491 (min_max_operator): Delete.
13492 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
13493 (EASY_VECTOR_15): Moved to here.
13494 (EASY_VECTOR_15_ADD_SELF): Move to here.
13495 (PREDICATE_CODES): Delete.
13496 * config/rs6000/rs6000-protos.h: Delete predicate functions.
13497 Declare functions no longer static.
13498 * config/rs6000/predicates.md: New.
13499 * config/rs6000/rs6000.md: Include predicates.md
13501 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
13503 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
13504 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
13506 * cfgrtl.c (need_fake_edge_p): Likewise.
13507 * combine.c (distribute_notes): Likewise.
13508 * emit-rtl.c (try_split): Likewise.
13509 * recog.c (peephole2_opimize): Likewise.
13510 * reg-notes.def (ALWAYS_RETURN): Remove.
13511 * rtl.h (LCT_ALWAYS_RETURN): Remove.
13512 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
13513 * tree.h (ECF_ALWAYS_RETURN): Remove.
13515 2005-02-28 Roger Sayle <roger@eyesopen.com>
13517 PR middle-end/19874
13518 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
13519 between different machine modes is never a "useless" conversion.
13521 2005-02-28 Geert Bosch <bosch@gnat.com>
13524 * doc/contrib.texi: List contributors for Ada front end
13526 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
13528 * simplify-rtx.c (simplify_unary_operation_1,
13529 simplify_const_unary_operation): New, extracted from...
13530 (simplify_unary_operation): ... this one.
13531 (simplify_binary_operation_1,
13532 simplify_const_binary_operation): New, extracted from...
13533 (simplify_binary_operation): ... this one.
13534 * rtl.h (simplify_const_unary_operation,
13535 simplify_const_binary_operation): Add prototypes.
13537 2005-02-28 Julian Brown <julian@codesourcery.com>
13539 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
13540 building libjava and caused PR regression/20228.
13542 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
13545 * Makefile.in (host_subdir): New.
13546 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
13547 * configure: Regenerate.
13549 2005-02-27 Zack Weinberg <zack@codesourcery.com>
13551 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
13552 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
13553 installation directory first.
13555 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
13558 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
13559 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
13560 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
13561 * config/cris/cris.md: Tweak comments referring to Q.
13562 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
13563 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
13564 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
13565 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
13566 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
13567 Insert spaces in constraints to align alternatives vertically for
13569 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
13572 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13574 PR rtl-optimization/17728
13575 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
13576 operand 0 from general_operand to move_dest_operand.
13578 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13580 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
13581 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
13582 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
13583 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
13585 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
13587 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
13588 * configure: Regenerate.
13589 * libada-mk.in: Remove CC; rename
13590 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
13592 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
13595 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
13596 for the lhs, also walk over the tree. Likewise for rhs.
13598 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
13600 * tree-ssa-dom.c (simple_iv_increment_p): New function.
13601 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
13602 Do not propagate value of iv before increment over the increment.
13604 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
13606 * c-parser.c: New file.
13607 * c-parse.in: Remove.
13608 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
13610 (c-parser.o): Add dependencies.
13611 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
13612 maintainer-clean, TAGS): Update.
13613 * c-config-lang.in (gtfiles): Update.
13614 * gengtype-lex.l: Don't handle "@@".
13615 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
13616 objc_build_synchronized, objc_begin_try_stmt,
13617 objc_begin_catch_clause, objc_finish_catch_clause,
13618 objc_build_finally_clause, objc_finish_try_stmt): New.
13619 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
13621 (c_parse_init): Update comment.
13622 * c-decl.c (c_init_decl_processing): Update comment.
13623 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
13624 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
13625 new c_declspecs members.
13627 2005-02-25 Julian Brown <julian@codesourcery.com>
13629 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
13630 from being used for symbols with vague linkage when
13631 HAVE_GAS_COMDAT_GROUP is true.
13633 2005-02-25 Mark Mitchell <mark@codesourcery.com>
13635 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
13637 2005-02-25 Steve Ellcey <sje@cup.hp.com>
13640 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
13641 (LIBGCC2_HAS_DF_MODE): New.
13642 (LIBGCC2_HAS_XF_MODE): New.
13643 (LIBGCC2_HAS_TF_MODE): New.
13644 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
13645 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
13646 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
13647 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
13648 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
13649 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
13650 and add _fixtfdi, _fixunstfdi, _floatditf
13651 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
13652 L_fixunstfdi, L_floatditf.
13653 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
13654 (LIBGCC2_HAS_TF_MODE): Define.
13656 2005-02-25 Diego Novillo <dnovillo@redhat.com>
13658 PR tree-optimization/20204
13659 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
13660 REWRITE_THIS_STMT markers on PHI nodes.
13661 (rewrite_initialize_block): Likewise.
13663 2005-02-25 Mark Mitchell <mark@codesourcery.com>
13665 * version.c (version_string): Update to 4.1.
13667 2005-02-25 Paolo Carlini <pcarlini@suse.de>
13669 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
13670 Clarify that the alternative way doesn't work in GNU C++.
13672 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
13674 PR tree-optimization/19937
13675 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
13676 to the type of the induction variable.
13678 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
13680 PR rtl-optimization/20117
13681 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
13682 the block including noncopyable insn.
13684 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
13686 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
13687 calls to find_reg_note.
13689 2005-02-24 Richard Henderson <rth@redhat.com>
13692 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
13695 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
13697 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
13698 vector types if to use base reg for misaligned non-word ld/std.
13700 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
13703 * config/cris/cris.c (cris_target_asm_function_prologue): Create
13704 dwarf2 label manually and put it after, not before the prologue.
13706 2005-02-24 David Edelsohn <edelsohn@gnu.org>
13709 * reload.c (operands_match_p): Only increment register number for
13710 SCALAR_INT_MODE_P modes in multiple hard registers.
13712 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
13715 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
13717 * ChangeLog.5: Fix log message typo(s).
13718 * ChangeLog.7: Likewise.
13719 * ChangeLog.tree-ssa: Likewise.
13720 * cfgexpand.c: Fix comment typo(s).
13721 * conflict.c: Likewise.
13722 * defaults.h: Likewise.
13723 * dwarf2out.c: Likewise.
13724 * gcse.c: Likewise.
13725 * ggc-page.c: Likewise.
13726 * tree-eh.c: Likewise.
13727 * tree-ssa-dom.c: Likewise.
13729 2005-02-24 Jakub Jelinek <jakub@redhat.com>
13732 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
13733 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
13734 if SHARED is defined.
13737 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
13738 allow splitting only if operands 0 and 3 don't overlap.
13740 2005-02-24 Richard Henderson <rth@redhat.com>
13742 PR middle-end/19953
13743 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
13744 (fold_builtin_1): Call them.
13745 * fold-const.c (fold_complex_mult_parts): Split out from ...
13746 (fold_complex_mult): ... here. Fix typo in both imaginary case.
13747 (fold_complex_div_parts, fold_complex_div): New.
13749 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
13751 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13753 * tree-ssa-ccp.c (visit_assignment): Verify that result of
13754 VIEW_CONVERT_EXPR is_gimple_min_invariant.
13756 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
13757 (print_node): Likewise.
13758 Print TYPE_SIZES_GIMPLIFIED.
13760 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
13762 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
13763 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
13764 operands as commutative in constraints.
13766 2005-02-24 Diego Novillo <dnovillo@redhat.com>
13768 * tree-into-ssa.c: Re-organize internal functions.
13770 2005-02-24 Richard Henderson <rth@redhat.com>
13772 PR middle-end/18902
13773 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
13775 * common.opt (fcx-limited-range): New.
13776 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
13777 * toplev.c (flag_complex_method): Initialize to 1.
13778 (process_options): Set flag_complex_method to 0 if
13779 flag_cx_limited_range.
13780 * doc/invoke.texi (-fcx-limited-range): New.
13782 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
13784 * cse.c (delete_trivially_dead_insns): Speed up by using
13785 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
13788 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
13790 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
13791 functions when -mid-shared-library is being used.
13793 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
13795 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
13796 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
13797 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
13798 * system.h: Poison LINK_LIBGCC_SPECIAL.
13800 2005-02-23 James E Wilson <wilson@specifixinc.com>
13802 * gengtype.c (note_insn_name): Make 1 element larger.
13804 2005-02-23 Roger Sayle <roger@eyesopen.com>
13807 PR rtl-optimization/20097
13808 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
13809 BImode SUBREGs of SImode registers which confuse the ia64 backend.
13811 2005-02-23 David Edelsohn <edelsohn@gnu.org>
13813 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
13814 * t-aix52 (SHLIB_INSTALL): Same.
13816 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
13818 * genpreds.c: Update copyright.
13820 2005-02-23 Michael Beach <michaelb@ieee.org>
13823 * config/sparc/t-elf (startup files): Assemble with CPP.
13825 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
13827 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
13828 (write_predicate_expr): Likewise.
13830 2005-02-22 Diego Novillo <dnovillo@redhat.com>
13832 PR tree-optimization/20100
13833 PR tree-optimization/20115
13834 * tree-optimize.c (init_tree_optimization_passes): Remove
13835 pass_maybe_create_global_var.
13836 * tree-pass.h (pass_maybe_create_global_var): Remove.
13837 * tree-ssa-alias.c (aliases_computed_p): Declare.
13838 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
13839 (count_calls_and_maybe_create_global_var): Remove.
13840 (pass_maybe_create_global_var): Remove.
13841 (init_alias_info): Do not declare aliases_computed_p.
13842 (maybe_create_global_var): If the function contains no
13843 call-clobbered variables and a mix of pure/const and regular
13844 function calls, create .GLOBAL_VAR.
13845 Mark all call-clobbered variables for renaming.
13846 (merge_pointed_to_info): Update comment.
13847 (add_pointed_to_var): Likewise.
13848 (is_escape_site): Likewise.
13849 Accept struct alias_info * instead of size_t *.
13851 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
13853 * tree-ssa-operands.c (get_call_expr_operands): If
13854 ALIASES_COMPUTED_P is false, do not add call-clobbering
13856 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
13857 (delete_tree_ssa): Likewise.
13859 2005-02-22 James E Wilson <wilson@specifixinc.com>
13861 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
13862 (do_compile): Do call it here.
13864 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
13866 PR rtl-optimization/20017.
13867 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
13868 rest_of_handle_cse2, rest_of_handle_gcse): Call
13869 delete_dead_jumptables immediately before calling cleanup_cfg.
13871 2005-02-22 Devang Patel <dpatel@apple.com>
13874 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
13877 2005-02-22 David Edelsohn <edelsohn@gnu.org>
13879 * config/rs6000/aix.h (WINT_TYPE): Define.
13881 2005-02-22 Stan Shebs <shebs@apple.com>
13883 * config/rs6000/rs6000.c (rs6000_override_options): Default to
13884 natural alignment for 64-bit Darwin.
13885 (rs6000_parse_alignment_option): Warn about uses of -malign-power
13887 * doc/invoke.texi: Document this.
13889 2005-02-22 DJ Delorie <dj@redhat.com>
13891 * c-common.c (c_common_type_for_mode): Pass the mode's precision
13892 to make_[un]signed_type, not the mode itself.
13894 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
13896 * cfg.c (cached_make_edge): Call make_edge if edge cache is
13897 not available. Use tail calls wherever possible.
13898 (make_edge): Call unchecked_make_edge to create an edge.
13900 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
13901 (coalesce_ssa_name): Don't check for
13902 SSANORM_USE_COALESCE_LIST.
13903 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
13905 2005-02-22 Diego Novillo <dnovillo@redhat.com>
13907 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
13908 (rewrite_into_ssa): ... here.
13910 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
13912 PR tree-optimization/19786
13913 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
13914 tag to another's may-alias bitmap when adding to the other's list.
13916 2005-02-21 DJ Delorie <dj@redhat.com>
13918 * tree-ssa-loop-ivopts.c (computation_cost): Start register
13919 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
13920 registers in unsupported ways.
13921 * expmed.c (init_expmed): Likewise.
13923 2005-02-21 Stan Cox <scox@redhat.com>
13925 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
13927 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
13929 * tree-cfg.c (fold_cond_expr_cond): New.
13930 (make_edges): Call fold_cond_expr_cond.
13931 (find_taken_edge): Accept nothing but INTEGER_CST.
13932 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
13934 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
13936 * flow.c (delete_dead_jumptables): Speed up by scanning insns
13937 that do not belong to any basic block.
13939 2005-02-21 Jeff Law <law@redhat.com>
13941 * cfganal.c (find_unreachable_blocks): Manually CSE load of
13944 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
13946 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
13947 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
13948 Adjust their definitions.
13949 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
13950 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
13952 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
13953 genautomata.c, langhooks.c, langhooks.h, system.h,
13954 config/arm/lib1funcs.asm: Update copyright.
13956 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
13958 * dbxout.c (dbxout_function_end): Emit Lscope label always.
13960 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
13963 * doc/install.texi: Document --with-gc.
13965 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
13967 * simplify-rtx.c (simplify_unary_operation): Add a missing
13970 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
13972 PR tree-optimization/18663
13973 * tree-ssa-dom.c (extract_range_from_cond): Return 0
13974 if the type has variable bounds.
13976 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
13978 * gcse.c: Remove an obsolete comment.
13980 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
13982 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
13984 * doc/extend.texi (Function Attributes) <Attribute const>: The
13985 attribute "pure" is below this text, not above.
13987 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13989 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
13990 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
13991 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
13993 2005-02-20 Zack Weinberg <zack@codesourcery.com>
13996 * langhooks.h (struct lang_hooks): Add to_target_charset.
13997 * langhooks.c (lhd_to_target_charset): New function.
13998 * langhooks-def.h: Declare lhd_to_target_charset.
13999 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
14000 (LANG_HOOKS_INITIALIZER): Update.
14001 * c-common.c (c_common_to_target_charset): New function.
14002 * c-common.h: Declare it.
14003 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
14004 c_common_to_target_charset.
14006 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
14007 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
14008 Delete definitions.
14009 * system.h: Poison them.
14010 * doc/tm.texi: Don't discuss them.
14011 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
14012 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
14013 (pp_c_char): Do not attempt to generate letter escapes for
14015 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
14016 * config/mips/mips.c (mips_output_ascii): Likewise.
14018 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
14020 PR tree-optimization/19951
14021 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
14024 2005-02-19 Steven Bosscher <stevenb@suse.de>
14026 PR middle-end/19698
14027 * function.h (struct function): New field `max_loop_depth'.
14028 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
14029 (flow_loops_find): Reset the max loop depth count before finding loops.
14030 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
14031 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
14032 (calculate_global_regs_live): Make sure the loop will terminate
14033 when the initial sets are not empty.
14035 2005-02-19 Zack Weinberg <zack@codesourcery.com>
14037 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
14039 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
14041 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
14044 * doc/invoke.texi: Remove documentation of %M spec.
14046 (init_spec): Remove %M suffix from -lgcc_s.
14047 (do_spec_1): Remove 'M' case.
14048 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
14049 to put shared libraries in the multilib directory. Remove the
14050 shlib_so_soname substitution variable. Don't add a multilib encoding
14051 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
14052 reported by -print-multi-os-directory. Pass @multilib_dir@ to
14053 SHLIB_INSTALL as well as SHLIB_LINK.
14054 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
14055 (SHLIB_NAME): Delete.
14056 (SHLIB_DIR): New macro.
14057 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
14058 (SHLIB_INSTALL): Adjust accordingly.
14059 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
14060 * config/t-slibgcc-sld: Likewise.
14061 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
14062 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
14063 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
14065 (SHLIBUNWIND_INSTALL): Adjust accordingly.
14066 * config/i386/t-nwld (SHLIB_SONAME): Delete.
14067 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
14068 Use @shlib_base_name@ instead of @shlib_so_name@.
14069 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
14070 and @shlib_base_name@.so in @multilib_dir@.
14071 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
14072 to the install path.
14073 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
14074 (SHLIB_LINK): Remove previous workaround.
14075 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
14076 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
14077 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
14079 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
14080 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
14081 (SHLIB_INSTALL): Adjust accordingly.
14082 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
14083 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
14084 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
14085 config/t-slibgcc-elf-ver.
14087 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
14088 Jakub Jelinek <jakub@redhat.com>
14090 PR tree-optimization/19828
14091 * tree-ssa-loop-im.c: Add a TODO comment.
14092 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
14093 without side-effects.
14095 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
14097 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
14100 2005-02-18 James E. Wilson <wilson@specifixinc.com>
14102 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
14103 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
14104 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
14106 (ia64_reorg): Delete fixup_errata call.
14107 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
14108 (TARGET_SWITCHES): Delete -mb-step entry.
14110 2005-02-19 Jakub Jelinek <jakub@redhat.com>
14113 * c-typeck.c (composite_type): Handle quals in transparent unions.
14114 (type_lists_compatible_p): Likewise.
14116 2005-02-18 Stan Shebs <shebs@apple.com>
14118 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
14119 expressions in the .literal8 section.
14121 2005-02-18 Geoffrey Keating <geoffk@apple.com>
14123 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
14125 2005-02-18 Roger Sayle <roger@eyesopen.com>
14127 * fold-const.c (constant_boolean_node): Always create values of the
14128 specified type, don't bother calling truthvalue_conversion.
14130 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
14132 * except.c (output_function_exception_table): Call
14133 assemble_external_libcall (eh_personality_libfunc).
14135 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
14138 * config/ia64/ia64.h (struct machine_function): Add state_num.
14139 * config/ia64/ia64.c (process_epilogue,
14140 process_for_unwind_directive): Use new unwind state numbers each
14141 time rather than state 1.
14143 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
14146 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
14147 before the "*llgt_didi" pattern.
14149 2005-02-18 Jason Merrill <jason@redhat.com>
14151 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
14153 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
14155 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
14156 (div0): Use it in place of ARM_FUNC_ALIAS.
14157 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
14159 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
14161 PR middle-end/20030
14162 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
14163 access, the lower bound of the array type if it exists.
14165 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
14168 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
14169 cases that are out-of-range for the index type.
14171 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
14173 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
14174 (estimate_case_costs): Don't call convert.
14175 * expmed.c (expand_shift): Likewise.
14176 (make_tree): Call fold_convert instead of convert.
14178 2005-02-18 Jakub Jelinek <jakub@redhat.com>
14181 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
14182 that ref to be marked MEM_READONLY_P doesn't have base that needs
14185 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
14187 * genautomata.c (output_get_cpu_unit_code_func,
14188 output_cpu_unit_reservation_p): Don't generate old-style function
14191 2005-02-18 Jakub Jelinek <jakub@redhat.com>
14194 PR tree-optimization/20009
14195 * convert.c (convert_to_integer): Revert 2005-02-16 change.
14197 PR tree-optimization/18947
14198 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
14199 inline, remove all nodes that are inlined into the extern inline
14202 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
14204 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
14205 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
14206 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
14207 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
14210 2005-02-17 Roger Sayle <roger@eyesopen.com>
14212 PR tree-optimization/19917
14213 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
14214 to be potentially trapping.
14216 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
14218 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
14220 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
14222 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
14223 tem becomes a local variable which is set to the value of the
14224 back end defined INITIAL_FRAME_ADDRESS macro.
14225 (expand_builtin_frame_address): Omit the base parameter to
14226 expand_builtin_return_addr.
14227 (expand_builtin_profile_func): Likewise.
14228 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
14229 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
14230 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
14232 2005-02-17 Jakub Jelinek <jakub@redhat.com>
14234 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
14235 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
14236 * config/frv/frv.c (frv_function_epilogue): Likewise.
14238 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
14240 * lambda-code (perfect_nestify): Remove mark/unmark
14241 for rewriting hack.
14242 * tree-loop-linear.c (linear_transform_loops): Add
14243 rewrite_into_ssa call so that ssa is correct for
14244 rewriting into loop closed.
14246 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
14248 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
14249 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
14251 * bt-load.c (btr_def_live_range, combine_btr_defs,
14252 migrate_btr_def, migrate_btr_defs): Likewise.
14253 * cfgcleanup.c (thread_jump): Likewise.
14254 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
14255 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
14256 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
14257 df_rd_local_compute, df_reg_info_compute): Likewise.
14258 * dominance.c (init_dom_info, free_dom_info): Likewise.
14259 * flow.c (init_propagate_block_info,
14260 free_propagate_block_info): Likewise.
14261 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
14262 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
14263 modify_reg_pav): Likewise.
14264 * loop-invariant.c (find_defs, find_invariant_insn,
14265 find_invariants, free_inv_motion_data): Likewise.
14266 * predict.c (tree_predict_by_opcode,
14267 estimate_bb_frequencies): Likewise.
14268 * stmt.c (expand_case): Likewise.
14269 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
14270 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
14271 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
14272 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
14273 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
14274 rewrite_ssa_into_ssa): Likewise.
14275 * tree-optimize.c (tree_rest_of_compilation): Likewise.
14276 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
14277 analyze_edges_for_bb, perform_edge_inserts): Likewise.
14278 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
14279 * tree-sra.c (tree_sra): Likewise.
14280 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
14281 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
14282 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
14283 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
14284 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
14285 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
14287 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
14288 calculate_live_on_entry, calculate_live_on_exit,
14289 build_tree_conflict_graph): Likewise.
14290 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
14291 record_important_candidates, set_use_iv_cost, find_depends,
14292 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
14293 tree_ssa_iv_optimize_finalize): Likewise.
14294 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
14295 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
14296 tree_duplicate_loop_to_header_edge): Likewise.
14297 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
14298 * tree-ssa.c (verify_flow_insensitive_alias_info,
14299 verify_name_tags, verify_ssa, init_tree_ssa,
14300 delete_tree_ssa): Likewise.
14301 * tree-ssanames.c (marked_ssa_names, init_ssanames,
14302 fini_ssanames): Likewise.
14303 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
14305 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
14307 * config/rs6000/t-rtems: Completely reworked.
14309 2005-02-17 Ira Rosen <irar@il.ibm.com>
14311 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
14313 2005-02-17 Ira Rosen <irar@il.ibm.com>
14315 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
14316 POINTER_TYPE_P when checking that type is a pointer.
14317 (vect_get_memtag): Remove.
14318 (vect_address_analysis): Use POINTER_TYPE_P. Call
14319 vect_object_analysis with dummy parameter for memtag.
14320 (vect_object_analysis): Extract memtag (functionality that
14321 used to be in vect_get_memtag and moved here). Fix printings.
14322 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
14323 with correct parameters. Remove call to vect_get_memtag.
14325 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
14327 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
14328 (tree-vectorizer.o): Added missing dependencies.
14330 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
14332 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
14333 declaration in tree-vectorizer.c, now has an extern declaration in
14334 tree-vectorizer.h).
14335 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
14336 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
14337 get_vectype_for_scalar_type, vect_is_simple_use,
14338 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
14339 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
14340 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
14341 vectorizable_store, vectorizable_operation, vectorizable_assignment,
14342 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
14343 find_loop_location): Likewise.
14345 * tree-vectorizer.c (langhooks.h): #include removed.
14346 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
14347 moved to tree-vectorized.h.
14348 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
14349 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
14350 get_vectype_for_scalar_type, vect_is_simple_use,
14351 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
14352 vect_supportable_dr_alignment, new_loop_vec_info,
14353 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
14354 vect_set_verbosity_level, find_loop_location): Likewise.
14356 (vect_analyze_loop): Function externalized. Declaration moved to
14357 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
14358 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
14359 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
14360 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
14361 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
14362 vect_enhance_data_refs_alignment, vect_analyze_operations,
14363 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
14364 vect_stmt_relevant_p, vect_get_loop_niters,
14365 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
14366 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
14367 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
14368 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
14369 vect_get_memtag): Likewise.
14371 (vectorizable_load): Function externalized. Declaration moved to
14372 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
14373 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
14374 vect_transform_loop): Likewise.
14375 (vect_transform_stmt): Moved to tree-vect-transform.c.
14376 (vect_align_data_ref, vect_create_destination_var,
14377 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
14378 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
14379 vect_get_vec_def_for_operand, vect_init_vector,
14380 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
14381 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
14382 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
14383 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
14384 vect_do_peeling_for_loop_bound): Likewise.
14386 * tree-vect-analyze.c: New file.
14387 * tree-vect-transform.c: New file.
14389 2005-02-17 Jason Merrill <jason@redhat.com>
14391 PR mudflap/19319, c++/19317
14392 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
14395 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
14397 * doc/install.texi (Specific): Update link for Darwin-specific
14400 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
14402 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
14403 constant_boolean_node.
14405 2005-02-16 David Edelsohn <edelsohn@gnu.org>
14408 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
14409 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
14411 2005-02-16 Richard Henderson <rth@redhat.com>
14414 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
14416 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
14417 replace uses with Wtype_MAXp1_F.
14418 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
14419 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
14420 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
14421 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
14422 and HAVE_TFMODE as appropriate.
14423 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
14424 (__floatdisf): Likewise.
14425 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
14426 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
14427 (Wtype_MAXp1_F): New.
14428 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
14429 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
14431 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
14434 * arm.c (arm_apply_result_size): New function.
14435 * arm.h (APPLY_RESULT_SIZE): Define.
14436 * arm-protos.h (arm_apply_result_size): Add prototype.
14437 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
14438 (movxf): New expand.
14439 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
14440 (call_value_symbol): Remove predicate for operand 0.
14441 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
14442 (untyped_call): Rework to correclty return values for any type.
14443 (untyped_return): New expand.
14444 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
14446 2005-02-16 Stan Shebs <shebs@apple.com>
14448 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
14449 * config/rs6000/t-darwin8: New, for 64-bit multilib.
14451 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
14453 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
14454 configure settings on Solaris 7 and later.
14456 2005-02-16 Diego Novillo <dnovillo@redhat.com>
14458 PR tree-optimization/19865
14459 * tree-optimize.c (init_tree_optimization_passes): Run
14460 pass_may_alias after pass_sra.
14462 2005-02-16 Richard Henderson <rth@redhat.com>
14463 Stuart Hastings <stuart@apple.com>
14466 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
14467 Do nothing if debug info suppressed for this function.
14468 (dbxout_begin_function): Early exit if debug info suppressed for
14471 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
14474 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
14476 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
14478 PR tree-optimization/19967
14479 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
14480 expand_builtin_strchr, expand_builtin_strrchr): Take a new
14481 argument TYPE. Adjust calls to fold_builtin_XXX.
14482 (expand_builtin, fold_builtin_1): Adjust calls to
14483 expand_builtin_XXX.
14484 (fold_builtin_strchr, fold_builtin_strpbrk,
14485 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
14486 result to a requested type TYPE.
14488 2005-02-16 Jakub Jelinek <jakub@redhat.com>
14490 PR middle-end/19857
14491 * fold-const.c (fold): Don't optimize (T)(x & cst) to
14492 (T)x & (T)cst if (T)cst overflows.
14493 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
14494 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
14496 2005-02-15 Jeff Law <law@redhat.com>
14498 * gcse.c (blocks_with_calls): New bitmap.
14499 (alloc_gcse_mem): Allocate it.
14500 (free_gcse_mem): Free it.
14501 (clear_modifY_mem_tables): Clear it.
14502 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
14503 when we encounter CALL_INSNs.
14504 (compute_transp, case MEM): Handle blocks with calls separate
14505 from blocks without calls. Use bitmap iterators rather than
14508 2005-02-15 Peter O'Gorman <peter@pogma.com>
14511 * mklibgcc.in (vis_hide): Use a temporary object file, not
14514 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
14517 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
14518 access optimization.
14520 2005-02-15 David Edelsohn <edelsohn@gnu.org>
14521 Alan Modra <amodra@bigpond.net.au>
14524 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
14525 (_xlqsub): Rename to __gcc_qsub.
14526 (_xlqmul): Rename to __gcc_qmul.
14527 (_xlqdiv): Rename to __gcc_qdiv.
14528 Provide versioned symbol aliases with old names.
14529 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
14530 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
14531 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
14532 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
14533 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
14535 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
14537 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
14538 Fold ~(A - 1) and ~(A + -1) to -A.
14540 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
14544 * config/host-linux.c (linux_gt_pch_use_address): Copy from
14545 config/pa/pa-host.c:pa_gt_pch_use_address.
14547 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
14549 * tree-vn.c (get_value_handle): Make sure that given an
14550 is_gimple_min_invariant expression, we always return it.
14552 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
14554 * passes.c (rest_of_handle_gcse): Fix a comment.
14556 2005-02-15 Jeff Law <law@redhat.com>
14558 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
14560 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
14561 (canon_list_insert, record_last_mem_set_info): Similarly.
14562 (clear_modify_mem_tables): Similarly.
14564 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
14566 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
14567 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
14568 config/mips/mips.md, config/rs6000/aix.h,
14569 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
14571 2005-02-15 Richard Henderson <rth@redhat.com>
14573 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
14574 call to be best_edge.
14576 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
14578 * basic-block.h: Adjust the prototype for find_basic_blocks.
14579 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
14580 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
14583 * flow.c (recompute_reg_usage): Remove all arguments.
14584 * passes.c (rest_of_compilation): Adjust the call to
14585 recompute_reg_usage.
14586 * rtl.h: Adjust the prototype for recompute_reg_usage.
14588 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
14590 * tree-dump.c (dump_files): Update to reflect new member
14592 (dump_register): Add new argument.
14594 (dump_switch_p_1): Check against glob name if doglob was passed.
14595 (dump_switch_p): Check against regular first, then glob if
14596 we didn't have any hits on the dump name.
14597 * tree-optimize.c (register_one_dump_file):
14598 Pass in glob name as well.
14599 * tree-pass.h (struct dump_file_info): Add glob
14602 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
14604 PR preprocessor/16323
14605 * doc/invoke.texi: Document that -Wendif-labels is on by default.
14607 2005-02-14 David Edelsohn <edelsohn@gnu.org>
14610 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
14611 (trunctfdf2_internal1): New.
14612 (trunctfdf2_internal2): Renamed from trunctfdf2.
14614 2005-02-14 Diego Novillo <dnovillo@redhat.com>
14616 PR tree-optimization/19853
14617 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
14619 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
14621 * passes.c (rest_of_handle_loop_optimize): Remove calls to
14622 delete_dead_jumptables and cleanup_cfg.
14624 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
14626 * reload.c (find_reloads): Swap address_reloaded flags when
14627 swapping commutative operands.
14629 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
14631 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
14632 Use standard_iv_increment_position for computing the bsi position
14634 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
14637 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
14640 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
14641 life range of hard registers.
14642 * value-prof.c (insn_prefetch_values_to_profile): Only
14645 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
14646 profile in libcalls.
14648 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
14650 * bitmap.h (bitmap_and_compl_into): Return bool.
14651 * bitmap.c (bitmap_and_compl_into): Return changed flag.
14653 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
14655 PR tree-optimization/19944
14656 * fold-const.c (fold): Re-add ABS_EXPR folding.
14658 2005-02-13 David Edelsohn <edelsohn@gnu.org>
14661 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
14662 {TARGET,MASK}_XL_COMPAT.
14663 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
14665 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
14666 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
14668 (rs6000_arg_partial_bytes): Same.
14669 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
14670 and XL compatibility enabled.
14671 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
14672 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
14673 test to final condition.
14674 (cmptf_internal2): New.
14675 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
14676 xl-compat. Add TFmode information to description.
14678 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
14680 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
14682 2005-02-13 Jason Merrill <jason@redhat.com>
14685 * fold-const.c (fold_indirect_ref_1): Split out from...
14686 (build_fold_indirect_ref): Here.
14687 (fold_indirect_ref): New fn.
14688 * tree.h: Declare it.
14689 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
14690 (gimplify_modify_expr_rhs): Likewise.
14691 (gimplify_expr): Likewise.
14693 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
14695 PR tree-optimization/14303
14696 PR tree-optimization/15784
14697 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
14698 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
14699 ABS_EXPR<x> != 0 to x != 0.
14701 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
14703 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
14704 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
14705 spelling conventions.
14707 * passes.c (rest_of_handle_gcse): Don't run cse_main and
14708 delete_trivially_dead_insns too many times.
14710 * passes.c (rest_of_handle_gcse): Remove dead assignments to
14713 2005-02-12 Ira Rosen <irar@il.ibm.com>
14715 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
14716 (vect_is_simple_iv_evolution): Remove redundant parameter
14718 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
14719 without last parameter.
14720 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
14721 Return pointer step. Call vect_is_simple_iv_evolution without
14722 last parameter. Check only that the step is multiple of size
14723 type. Remove stmt_vinfo updates.
14724 (vect_get_memtag_and_dr): Remove.
14725 (vect_get_memtag): New function.
14726 (vect_address_analysis): New function.
14727 (vect_object_analysis): New function.
14728 (vect_analyze_data_refs): Call vect_object_analysis and
14729 vect_get_memtag. Update stmt_vinfo fields.
14731 2005-02-12 Ira Rosen <irar@il.ibm.com>
14733 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
14734 exist and are objects. Remove checks for pointer.
14735 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
14736 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
14737 (vect_create_data_ref_ptr): Likewise.
14738 (vect_base_addr_differ_p): New function.
14739 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
14740 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
14741 Don't set the DR_BASE_NAME field of data-ref.
14742 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
14744 2005-02-12 Uros Bizjak <uros@kss-loka.si>
14746 * optabs.h (enum optab_index): Add new OTI_ldexp.
14747 (ldexp_optab): Define corresponding macro.
14748 * optabs.c (init_optabs): Initialize ldexp_optab.
14749 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
14751 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
14753 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
14754 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
14756 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
14757 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
14760 2005-02-12 Ira Rosen <irar@il.ibm.com>
14762 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
14764 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
14766 (vect_get_base_and_offset): Always return an address.
14767 (vect_create_addr_base_for_vector_ref): Remove treatment for
14768 different data reference types.
14769 (vect_compute_data_ref_alignment): Rename base to base_address in
14770 stmt_vec_info. Get the object in order to force its alignment.
14771 (vect_get_memtag_and_dr): Rename base to base_address in
14772 stmt_vec_info. Extract the object for memtag analysis.
14774 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
14776 PR regression/19898.
14777 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
14778 changes cc_status, use apply modified_in_p to part of cc_status
14779 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
14782 2005-02-11 Richard Henderson <rth@redhat.com>
14784 * tree-complex.c (expand_complex_libcall): New.
14785 (expand_complex_multiplication): Use it for c99 compliance.
14786 (expand_complex_division): Likewise.
14787 * fold-const.c (fold_complex_add, fold_complex_mult): New.
14789 * builtins.c (built_in_names): Remove const.
14790 * tree.c (build_common_builtin_nodes): Build complex arithmetic
14792 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
14793 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
14794 (built_in_names): Remove const.
14795 * c-common.c (c_common_type_for_mode): Handle complex modes.
14796 * flags.h, toplev.c (flag_complex_method): Rename from
14797 flag_complex_divide_method.
14798 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
14799 __mulsc3, __muldc3, __mulxc3, __multc3): New.
14800 * libgcc2.h: Declare them.
14801 * libgcc-std.ver: Export them.
14802 * mklibgcc.in (lib2funcs): Build them.
14804 2005-02-11 Steven Bosscher <stevenb@suse.de>
14806 PR tree-optimization/19876
14807 Partially revert my change from 2005-01-14
14808 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
14809 (compute_antic): ...and remove the loop here.
14811 2005-02-11 Jakub Jelinek <jakub@redhat.com>
14813 PR middle-end/19858
14814 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
14815 is number of inner's bits, avoid creating a BIT_FIELD_REF.
14817 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
14818 crtend.o if -pie. Use %{x:a;:b} spec syntax.
14820 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
14822 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
14823 offsets for the big-endian 32-bit case.
14825 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
14827 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
14829 2005-02-11 Dale Johannesen <dalej@apple.com>
14831 * cselib.c (cselib_process_insn): Clear out regs where
14832 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
14833 * reload.c (find_equiv_reg): Ditto.
14835 2005-02-11 Ian Lance Taylor <ian@airs.com>
14837 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
14840 * tree.c (build_function_type_list): Work correctly if there are
14843 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
14845 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
14846 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
14847 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
14848 TARGET_ZARCH instead of TARGET_64BIT.
14850 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
14852 * config/rs6000/t-rtems:
14853 (MULTILIB_OPTIONS): Remove mcpu=602.
14854 (MUTLILIB_DIRNAMES): Remove m602.
14855 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
14856 Let mcpu=602 match mcpu=603.
14857 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
14859 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14861 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
14862 signal trampolines.
14864 2005-02-10 David Daney <ddaney@avtrex.com>
14866 * config/alpha/linux-unwind.h: Add exception clause to copyright.
14867 * config/i386/linux-unwind.h: Likewise.
14868 * config/ia64/linux-unwind.h: Likewise.
14869 * config/mips/linux-unwind.h: Likewise.
14870 * config/pa/linux-unwind.h: Likewise.
14871 * config/rs6000/linux-unwind.h: Likewise.
14872 * config/s390/linux-unwind.h: Likewise.
14873 * config/sh/linux-unwind.h: Likewise.
14874 * config/sparc/linux-unwind.h: Likewise.
14876 2005-02-10 Steven Bosscher <stevenb@suse.de>
14878 PR tree-optimization/17549
14879 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
14880 TER to replace a DEF with its expression if the DEF and the
14881 rhs of the expression we replace into have the same root
14884 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
14886 * config/mips/mips.md: Fix the placement of the match_scratch in the
14889 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
14891 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
14894 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
14896 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
14897 (strip_offset): Handle addresses.
14898 (add_address_candidates): Use strip_offset.
14899 (difference_cost): Reflect strip_offset change.
14900 (force_var_cost, difference_cost): Strip nops.
14902 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
14904 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
14906 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
14907 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
14908 config/cris/cris-protos.h, config/cris/cris.c: Update
14911 2005-02-10 Jeff Law <law@redhat.com>
14913 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
14914 (lookup_avail_expr): Similarly.
14916 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
14918 * builtins.c (fold_builtin_powi): New function.
14919 (fold_builtin_1): Call it.
14921 2005-02-10 Steven Bosscher <stevenb@suse.de>
14923 PR documentation/19309
14924 * doc/cpp.texi: The __GNUC__ and related predefined macros
14925 are also defined for the "standalone" cpp.
14926 Some non-GCC compilers may also define __GNUC__.
14928 2005-02-10 Jakub Jelinek <jakub@redhat.com>
14931 * c-typeck.c (common_type): New routine. Old common_type renamed
14933 (c_common_type): ...this.
14934 (build_conditional_expr, build_binary_op): Use c_common_type instead
14937 2005-02-10 Steven Bosscher <stevenb@suse.de>
14939 * doc/md.texi: Replace @samp{length} with @code{length}.
14941 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
14943 PR tree-optimization/18687
14944 * tree-flow.h (find_loop_niter): Declare.
14945 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
14946 Try using scev even for loops with more than one exit.
14947 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
14948 (struct ivopts_data): Added niters field.
14949 (struct nfe_cache_elt): New.
14950 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
14952 (tree_ssa_iv_optimize_init): Initialize niters cache.
14953 (determine_number_of_iterations): Removed.
14954 (find_induction_variables): Do not call determine_number_of_iterations.
14955 Access niters for single exit through niter_for_single_dom_exit.
14956 (add_iv_outer_candidates): Access niters for single exit through
14957 niter_for_single_dom_exit.
14958 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
14959 number_of_iterations_cond.
14960 (iv_period): New function.
14961 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
14962 (may_replace_final_value): Take data argument. Use
14963 niter_for_single_dom_exit.
14964 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
14965 (rewrite_use_compare): Pass data to may_eliminate_iv.
14966 (rewrite_use_outer): Pass data to may_replace_final_value.
14967 (free_loop_data): Clean up the niters cache.
14968 (tree_ssa_iv_optimize_finalize): Free the niters cache.
14969 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
14970 * tree-ssa-loop-niter.c (find_loop_niter): New function.
14971 (find_loop_niter_by_eval): Use tree_int_cst_lt.
14972 (num_ending_zeros): Moved to tree.c.
14973 * tree.h (num_ending_zeros): Declare.
14974 * tree.c (num_ending_zeros): Moved from tree.c.
14976 2005-02-09 Richard Henderson <rth@redhat.com>
14978 * builtins.c (DEF_BUILTIN): Add COND argument.
14979 * tree.h (DEF_BUILTIN): Likewise.
14980 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
14981 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
14983 (DEF_BUILTIN_STUB): New.
14984 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
14985 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
14986 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
14987 * c-common.c (DEF_BUILTIN): Add COND argument.
14988 * tree.c (local_define_builtin): New.
14989 (build_common_builtin_nodes): New.
14991 2005-02-09 Roger Sayle <roger@eyesopen.com>
14993 * fold-const.c (fold_strip_sign_ops): New function to simplify a
14994 floating point expression ignoring the sign of the result.
14995 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
14996 (fold) <MULT_EXPR>: Use it to simplify x*x.
14997 * tree.h (fold_strip_sign_ops): Prototype here.
14998 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
14999 argument. Use fold_strip_sign_ops to simplify the first argument.
15000 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
15001 first argument when the second argument is an even integer
15002 constant, but only with -funsafe_math_optimizations.
15003 (fold_builtin_1): Update call to fold_builtin_copysign.
15005 2005-02-09 Ian Lance Taylor <ian@airs.com>
15007 PR middle-end/19583
15008 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
15009 just check whether EH_FILTER_FAILURE falls through.
15011 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
15013 * gcc/haifa-sched.c (schedule_block): Make queued sched group
15014 insns return to ready list in the next turn.
15016 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
15018 PR middle-end/19402
15019 * builtins.def: New __builtin_powi[lf].
15020 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
15021 (expand_builtin_powi): New function.
15022 (expand_builtin): Dispatch to expand_builtin_powi.
15023 * libgcc2.h: Add prototypes for __builtin_powi[lf].
15024 * libgcc2.c: Add __builtin_powi[lf] implementation.
15025 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
15026 * optabs.h: Add powi_optab.
15027 * optabs.c (init_optabs): Initialize powi_optab.
15028 * doc/extend.texi: Document __builtin_powi[lf].
15030 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
15032 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
15035 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
15037 PR middle-end/19854
15038 * fold-const.c (try_move_mult_to_index): Remove redundant
15039 type argument. Create ADDR_EXPR with correct type.
15040 (fold): Update callers of try_move_mult_to_index. Convert
15041 result to the appropriate type.
15043 2005-02-09 Roger Sayle <roger@eyesopen.com>
15046 * config/avr/avr.c (default_rtx_costs): Delete.
15047 (avr_operand_rtx_cost): New function.
15048 (avr_rtx_costs): Completely rewrite.
15050 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
15053 * config/cris/cris.c (in_code): New variable.
15054 (cris_output_addr_const): Now a static function, a wrapper for
15056 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
15057 case from old cris_output_addr_const.
15058 (cris_asm_output_label_ref): Similar for LABEL_REF.
15059 (cris_output_addr_const_extra): Similar for UNSPEC.
15060 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
15061 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
15062 * config/cris/cris-protos.h (cris_output_addr_const): Remove
15064 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
15065 (cris_asm_output_label_ref): Declare.
15067 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
15069 PR preprocessor/19801
15070 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
15071 filenames that changed when libcpp was moved to the toplevel.
15073 2005-02-07 Roger Sayle <roger@eyesopen.com>
15075 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
15076 zero extensions of BImode operands. Call lowpart_subreg instead
15077 of gen_lowpart_common and gen_lowpart_SUBREG.
15079 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
15082 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
15083 * configure.ac: Set cc_for_cross_gnattools.
15084 * configure: Regenerate.
15086 2005-02-08 Alan Modra <amodra@bigpond.net.au>
15089 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
15091 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
15094 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
15095 of nested functions.
15097 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
15099 * doc/extend.texi: Document deprecated extensions allowing
15100 static floating-point members to have initializers and allowing
15101 floating-point literals in integral constant expressions.
15103 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
15105 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
15106 config/darwin7.h, config/mips/mips.c,
15107 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
15110 * cse.c: Update comments.
15112 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
15114 PR middle-end/19775
15115 * builtins.c (fold_builtin_sqrt): Transform
15116 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
15119 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
15120 Dorit Naishlos <dorit@il.ibm.com>
15122 * doc/invoke.texi (ftree-vectorizer-verbose): New.
15123 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
15124 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
15126 * tree.h (vect_set_verbosity_level): New extern function declaration
15128 * tree-vectorizer.h (verbosity_levels): New enum type.
15129 * tree-vectorizer.c (vect_debug_stats): Function removed.
15130 (vect_debug_details): Likewise.
15131 (vect_verbosity_level): Global variable was defined and initialized.
15132 (vect_dump): Global variable definition.
15133 (vect_print_dump_info): New function.
15134 (vect_set_dump_settings): New function.
15135 (vect_set_verbosity_level): New function.
15136 (vectorize_loops): Add call to vect_set_dump_settings.
15138 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
15139 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
15140 (slpeel_tree_peel_loop_to_edge): Likewise.
15142 (vect_analyze_offset_expr): Call to vect_print_dump_info with
15143 appropriate verbosity level instead of call to vect_debug_details
15144 or vect_debug_stats.
15145 (vect_get_base_and_offset):
15146 (vect_create_addr_base_for_vector_ref):
15147 (get_vectype_for_scalar_type):
15148 (vect_create_data_ref_ptr):
15149 (vect_init_vector):
15150 (vect_get_vec_def_for_operand):
15151 (vect_finish_stmt_generation):
15152 (vectorizable_assignment):
15153 (vectorizable_operation):
15154 (vectorizable_store):
15155 (vectorizable_load):
15156 (vect_transform_stmt):
15157 (vect_update_ivs_after_vectorizer):
15158 (vect_do_peeling_for_loop_bound):
15159 (vect_update_inits_of_drs):
15160 (vect_do_peeling_for_alignment):
15161 (vect_transform_loop):
15162 (vect_is_simple_use):
15163 (vect_analyze_operations):
15164 (vect_is_simple_iv_evolution):
15165 (vect_analyze_scalar_cycles):
15166 (vect_analyze_data_ref_dependence):
15167 (vect_analyze_data_ref_dependences):
15168 (vect_compute_data_ref_alignment):
15169 (vect_enhance_data_refs_alignment):
15170 (vect_analyze_data_refs_alignment):
15171 (vect_analyze_data_ref_access):
15172 (vect_analyze_data_ref_accesses):
15173 (vect_analyze_pointer_ref_access):
15174 (vect_get_memtag_and_dr):
15175 (vect_analyze_data_refs):
15176 (vect_mark_relevant):
15177 (vect_stmt_relevant_p):
15178 (vect_mark_stmts_to_be_vectorized):
15179 (vect_can_advance_ivs_p):
15180 (vect_get_loop_niters):
15181 (vect_analyze_loop_form):
15182 (vect_analyze_loop):
15183 (vectorize_loops): Likewise.
15185 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
15186 (vect_update_inits_of_drs):
15187 (vect_do_peeling_for_alignment):
15188 (vect_transform_loop):
15189 (vect_analyze_operations):
15190 (vect_analyze_scalar_cycles):
15191 (vect_analyze_data_ref_dependences):
15192 (vect_analyze_data_refs_alignment):
15193 (vect_analyze_data_ref_accesses):
15194 (vect_analyze_data_refs):
15195 (vect_mark_stmts_to_be_vectorized):
15196 (vect_get_loop_niters):
15197 (vect_analyze_loop_form):
15198 (vect_analyze_loop): Likewise.
15199 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
15201 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
15205 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
15206 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
15207 either -ffast-math or -funsafe-math-optimizations is in use.
15209 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
15210 * config/mips/irix-csr.c: New file.
15211 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
15212 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
15213 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
15216 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
15218 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
15219 redundant, incorrect definitions.
15221 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
15223 ("*tls_indirect_call"): New, reference hard regs directly.
15224 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
15226 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
15228 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
15229 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
15231 2005-02-06 Roger Sayle <roger@eyesopen.com>
15233 PR rtl-optimization/19800
15234 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
15235 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
15238 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
15240 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
15242 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
15245 * doc/invoke.texi: Correct documentation of -freorder-functions.
15247 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
15250 * doc/invoke.texi: Don't mention gccbug.
15252 2005-02-06 Roger Sayle <roger@eyesopen.com>
15253 Andrew Pinski <pinskia@physics.uc.edu>
15254 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
15256 * simplify-rtx.c (simplify_relational_operation_1): Simplify
15257 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
15258 into just (zero_extract:SI FOO (const_int 1) BAR).
15260 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
15262 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
15263 macro locally. Don't give last revision date. Use GCC version
15264 number from gcc-common.texi.
15265 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
15266 revision date. Use GCC version number from gcc-common.texi.
15267 Describe being a library as current state rather than as 3.x
15269 * doc/gcc.texi: Remove last update date.
15270 * doc/gccint.texi: Likewise. Update copyright dates.
15271 * doc/install.texi: Update copyright dates.
15273 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
15276 * doc/invoke.texi: Mention for each option included in -Wall that
15277 it is included in -Wall.
15278 * doc/gcc.texi: Update copyright and last modification date.
15280 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
15282 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
15283 unnecessary cast to original induction variable increments.
15285 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
15287 PR tree-optimization/18219
15288 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
15289 in distributed form.
15291 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
15293 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
15294 Set bitpos and offset later in the function. Do nothing if the
15295 target is a register and if the bitfield lies completely outside
15297 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
15298 here. Return an uninitialised register if the source value is stored
15299 in a register and the bitfield lies completely outside that register.
15301 2005-02-06 Steven Bosscher <stevenb@suse.de>
15303 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
15306 2005-02-06 Marcin Dalecki <martin@dalecki.de>
15308 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
15310 2005-02-06 Geoffrey Keating <geoffk@apple.com>
15312 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
15313 * config/darwin8.h: New.
15314 * config/darwin7.h: Update comment.
15316 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
15317 Dorit Naishlos <dorit@il.ibm.com>
15319 * tree-vectorizer.h (LOC): New type.
15320 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
15321 (loop_line_number): New field in struct _loop_vec_info.
15322 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
15324 * tree-vectorizer.c (input.h): Included.
15325 (find_loop_location): New function.
15326 (vect_debug_stats): Argument changed from loop to LOC. Computation of
15327 loop line number removed.
15328 (vect_debug_details): Likewise.
15329 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
15331 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
15332 call to vect_debug_details/stats changed from loop to loop_loc.
15333 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
15334 (slpeel_tree_peel_loop_to_edge): Likewise.
15336 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
15337 changed from NULL to UNKNOWN_LOC.
15338 (vect_get_base_and_offset):
15339 (vect_create_addr_base_for_vector_ref):
15340 (get_vectype_for_scalar_type):
15341 (vect_create_data_ref_ptr):
15342 (vect_init_vector):
15343 (vect_get_vec_def_for_operand):
15344 (vect_finish_stmt_generation):
15345 (vectorizable_assignment):
15346 (vectorizable_operation):
15347 (vectorizable_store):
15348 (vectorizable_load):
15349 (vect_transform_stmt):
15350 (vect_update_ivs_after_vectorizer):
15351 (vect_do_peeling_for_loop_bound):
15352 (vect_do_peeling_for_alignment):
15353 (vect_transform_loop):
15354 (vect_is_simple_use):
15355 (vect_analyze_operations):
15356 (vect_is_simple_iv_evolution):
15357 (vect_analyze_scalar_cycles):
15358 (vect_analyze_data_ref_dependences):
15359 (vect_compute_data_ref_alignment):
15360 (vect_enhance_data_refs_alignment):
15361 (vect_analyze_data_ref_access):
15362 (vect_analyze_data_ref_accesses):
15363 (vect_analyze_pointer_ref_access):
15364 (vect_get_memtag_and_dr):
15365 (vect_analyze_data_refs):
15366 (vect_mark_relevant):
15367 (vect_stmt_relevant_p):
15368 (vect_mark_stmts_to_be_vectorized):
15369 (vect_can_advance_ivs_p):
15370 (vect_get_loop_niters):
15371 (vect_analyze_loop):
15372 (vectorize_loops): Likewise.
15374 (vectorizable_load): Argument in call to vect_debug_details/stats
15375 changed from loop to LOOP_LOC (loop_vinfo).
15376 (vect_transform_loop):
15377 (vect_analyze_operations):
15378 (vect_analyze_scalar_cycles):
15379 (vect_analyze_data_ref_dependence):
15380 (vect_enhance_data_refs_alignment):
15381 (vect_analyze_data_ref_accesses):
15382 (vect_analyze_pointer_ref_access):
15383 (vect_analyze_data_refs):
15384 (vect_analyze_loop): Likewise.
15386 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
15387 changed from loop to loop_loc.
15389 (vect_enhance_data_refs_alignment): Removed unused variable loop.
15391 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
15392 Dorit Naishlos <dorit@il.ibm.com>
15394 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
15396 (vect_analyze_data_ref_dependences): Likewise.
15398 (vect_is_simple_use): Argument changed from loop structure to
15399 loop_vect_info structure.
15400 (vect_can_advance_ivs_p): Likewise.
15401 (vect_create_index_for_vector_ref): Likewise.
15402 (vect_update_ivs_after_vectorizer): Likewise.
15403 (new_stmt_vec_info): Likewise.
15405 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
15406 changed from loop to loop_vinfo.
15407 (vect_create_data_ref_ptr): First argument in call to
15408 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
15409 (vectorizable_assignment): Second argument in call to vect_is_simple_use
15410 was changed from loop to loop_vinfo.
15411 (vectorizable_operation): Likewise.
15412 (vectorizable_store): Likewise.
15413 (vect_mark_stmts_to_be_vectorized): Likewise.
15414 (vect_do_peeling_for_loop_bound): First argument in call to
15415 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
15416 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
15417 was changed from loop to loop_vinfo.
15418 (vect_analyze_data_ref_dependences): Third argument in call to
15419 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
15421 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
15422 (vect_create_data_ref_ptr): Likewise.
15423 (vect_init_vector): Likewise.
15424 (vect_get_vec_def_for_operand): Likewise.
15425 (vectorizable_assignment): Likewise.
15426 (vectorizable_operation): Likewise.
15427 (vectorizable_store): Likewise.
15428 (vectorizable_load): Likewise.
15429 (vect_update_ivs_after_vectorizer): Likewise.
15430 (vect_is_simple_use): Likewise.
15431 (vect_analyze_data_ref_dependence): Likewise.
15432 (vect_analyze_pointer_ref_access): Likewise.
15433 (vect_can_advance_ivs_p): Likewise.
15435 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
15436 before _stmt_vec_info.
15437 (_stmt_vec_info): Loop field replaced by loop_vec_info.
15438 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
15439 (new_stmt_vec_info): Argument changed from loop structure to
15440 loop_vect_info structure
15442 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
15443 (vect_analyze_offset_expr): Avoid 80 columns overflow.
15444 (vect_create_addr_base_for_vector_ref): Likewise.
15445 (vect_analyze_pointer_ref_access): Likewise.
15447 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
15450 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
15451 phi flag if the phi is abnormal.
15453 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
15456 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
15457 information for the new statement.
15459 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
15462 * gcc.c (main): Include the target in -v output.
15464 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
15466 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
15467 Do not drop the extend if we'd have to add a paradoxical subreg
15468 later. Include optabs.h and insn-codes.h.
15469 * Makefile.in (combine.o): Depend on $(OPTABS_H).
15471 2005-02-02 Roger Sayle <roger@eyesopen.com>
15473 PR middle-end/19405
15474 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
15475 * fold-const.c (const_binop): Avoid constant folding floating
15476 point operations in modes that use composite representations.
15477 * simplify-rtx.c (simplify_binary_operation): Likewise.
15479 2005-02-02 Geoffrey Keating <geoffk@apple.com>
15481 * config/rs6000/altivec.md (altivec_dst): Make the first operand
15483 (altivec_dstt): Likewise.
15484 (altivec_dstst): Likewise.
15485 (altivec_dststt): Likewise.
15486 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
15489 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
15491 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
15492 EXPR_LOCUS from orig_cond to the new cond_stmt.
15493 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
15496 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
15498 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
15499 standard_iv_increment_position. Remove call to bsi_next
15500 (no need to bump the iterator anymore).
15501 (vect_create_index_for_vector_ref): Call
15502 standard_iv_increment_position. Remove second function argument.
15503 (vect_finish_stmt_generation): Remove call to bsi_next
15504 (no need to bump the iterator anymore).
15505 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
15506 to vect_create_index_for_vector_ref.
15508 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
15510 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
15511 phis are used out of the loop.
15513 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
15516 * c-decl.c (undef_nested_function): New variable.
15517 (pop_scope): Diagnose undefined nested functions.
15518 (finish_function): Don't attempt cgraph processing or genericizing
15519 if current top-level function contained an undefined nested
15520 function. Reset undef_nested_function at the end of a top-level
15523 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
15525 * tree.c (build_int_cst_type): Take sign of the value into account
15526 when deciding whether sign extend the value.
15528 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
15531 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
15532 (cpp_options, cc1_options): Change %{std*&ansi} to
15533 %{std*&ansi&trigraphs}.
15535 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
15537 * cse.c: Update comments.
15539 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
15541 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
15542 arguments go on the stack. Do not put complex doubles in odd/even
15545 2005-02-02 Steven Bosscher <stevenb@suse.de>
15547 * doc/invoke.texi: Update the options enabled at -O1, -O2,
15548 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
15549 -ftree-pre, and -fthread-jumps.
15551 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
15553 PR tree-optimization/19578
15554 * tree-flow.h (modified_noreturn_calls): Declare.
15555 (noreturn_call_p): Declare.
15556 * tree-flow-inline.h (noreturn_call_p): New function.
15557 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
15558 * tree-cfg.c (modified_noreturn_calls): New variable.
15559 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
15560 that contain a mid-block noreturn call.
15561 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
15563 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
15565 * df.c (df_def_record_1, df_uses_record): Don't use
15567 * df.h (DF_FOR_REGALLOC): Remove.
15569 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
15572 * c-typeck.c (really_start_incremental_init): Reset
15573 constructor_max_index for arrays of incomplete type.
15575 2005-02-02 Jeff Law <law@redhat.com>
15577 * gcse.c (struct reg_set): Store the block index where the register
15578 was set rather than the setting insn.
15579 (record_one_set, compute_transp): Corresponding changes.
15580 (pre_insert_copy_insn): Do not call replace_one_set.
15581 (replace_one_set): Remove.
15583 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
15586 * doc/gcov.texi: Fix typo.
15588 2005-02-01 Richard Henderson <rth@redhat.com
15591 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
15592 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
15594 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
15595 * config/i386/i386-protos.h: Update.
15597 2005-02-01 Steven Bosscher <stevenb@suse.de>
15599 PR tree-optimization/19217
15600 * tree-cfg.c (verify_expr): Use the data field to see if TP was
15601 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
15602 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
15603 that it is walking a PHI node.
15605 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
15607 * doc/extend.texi (Nested Functions): Update.
15609 2005-02-01 Richard Henderson <rth@redhat.com>
15612 * optabs.c (expand_copysign_absneg): Export.
15613 * optabs.h (expand_copysign_absneg): Declare.
15614 * config/rs6000/rs6000.md (copysigntf3): New.
15616 2005-02-01 Diego Novillo <dnovillo@redhat.com>
15618 PR tree-optimization/19633
15619 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
15620 * tree-ssa-alias.c (init_alias_info): Initialize.
15621 (merge_pointed_to_info): Set.
15622 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
15623 (dump_points_to_info_for): Show value of pt_null.
15624 (struct count_ptr_d): Declare.
15625 (find_ptr_dereference): Remove.
15626 (ptr_is_dereferenced_by): Remove.
15627 (count_ptr_derefs): New local function.
15628 (count_uses_and_derefs): New local function.
15629 (compute_points_to_and_addr_escape): Call it. If the number
15630 of dereferences is greater than zero, mark the pointer as
15631 dereferenced. If there are fewer dereferences than uses of
15632 the pointer, the pointer's value escapes.
15634 2005-02-01 Diego Novillo <dnovillo@redhat.com>
15636 PR tree-optimization/19670
15637 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
15639 (verify_use): ... set it here, instead.
15641 2005-02-01 Janis Johnson <janis187@us.ibm.com>
15643 * doc/sourcebuild.texi (Test directives): Fix formatting.
15645 * doc/sourcebuild.texi (Test directives): Describe selector
15648 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
15650 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
15651 specific 64-bit CPUs.
15653 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
15656 * arm.c (arm_eliminable_register): New function.
15657 (adjacent_mem_locations): Don't allow eliminable registers. Use
15658 HOST_WIDE_INT for address offsets.
15659 * arm-protos.h (arm_eliminable_register): Add prototype.
15661 2005-02-01 Steven Bosscher <stevenb@suse.de>
15663 PR optimization/15242
15664 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
15665 * basic-block.h (duplicate_computed_gotos): Add prototype.
15666 * bb-reorder.c (duplicate_computed_gotos): New function to
15667 duplicate sufficiently small blocks ending in a computed jump.
15668 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
15669 if not optimizing for size.
15670 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
15671 never do tail merging for blocks ending in a computed jump.
15672 * doc/invoke.texi: Document the max-goto-duplication-insns param.
15674 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
15676 Patch from Richard Sandiford <rsandifo@redhat.com>
15677 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
15678 from inheriting a subreg equivalence with a non-spill register.
15680 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
15682 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
15684 * config/frv/frv.c (movcc_fp_destination_operand): New.
15685 (gpr_or_memory_operand): Fix typo in comment.
15686 (gpr_or_memory_operand_with_scratch): New.
15687 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
15688 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
15689 movcc_fp_destination_operand.
15690 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
15691 Legitimize memory addresses using a scratch register.
15693 2005-01-31 Jeff Law <law@redhat.com>
15695 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
15696 bitmap a sparse bitmap instead of a simple bitmap.
15697 (mark_def_sites_initialize_block): Corresponding changes.
15698 (ssa_mark_def_sites_initialize_block): Likewise.
15699 (ssa_mark_phi_uses): Likewise.
15700 (mark_def_site, ssa_mark_def_sites): Likewise.
15701 (mark_def_site_blocks): Likewise.
15702 (rewrite_ssa_into_ssa): Likewise.
15704 * tree-ssa-dom.c (record_cond): Pass correct variable type
15705 for last argument to htab_find_slot_with_hash.
15707 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
15708 effects when optimizing 0 % X. Do not try to optimize X % 0.
15710 2005-01-31 James E. Wilson <wilson@specifixinc.com>
15712 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
15715 2005-02-01 Eric Christopher <echristo@redhat.com>
15717 * config/mips/mips.c (override_options): Warn if -mint64
15719 * doc/invoke.texi (MIPS Options): Document that -mint64 is
15722 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
15724 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
15726 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
15727 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
15728 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
15729 (cached_regno): Initialize to INVALID_REGNUM.
15730 (cse_reg_info_table_size,
15731 cse_reg_info_table_first_uninitialized,
15732 cse_reg_info_timestamp): New.
15733 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
15735 (init_cse_reg_info, get_cse_reg_info_1): New.
15736 (get_cse_reg_info): Cache the last look-up.
15737 (new_basic_block): Update the code to clear mappings from
15738 registers to cse_reg_info entries.
15739 (cse_main): Call init_cse_reg_info.
15741 * cse.c (get_cse_reg_info): Update a comment.
15743 2005-01-31 Steven Bosscher <stevenb@suse.de>
15746 * c-decl.c (start_decl): Do not warn about arrays of elements with
15747 an incomplete type here.
15748 (grokdeclarator): Do it here by making a pedwarn an error.
15749 * c-typeck.c (push_init_level): If there were previous errors with
15750 the constructor type, do not warn about braces for initializers.
15751 (process_init_element): Likewise for excess initializer elements.
15753 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
15755 * cse.c (delete_trivially_dead_insn): Don't iterate.
15757 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
15759 * config/rs6000/rs6000.md (copysignsf3): New expand.
15760 (copysigndf3): Likewise.
15762 2005-01-31 Steven Bosscher <stevenb@suse.de>
15764 * recog.c (constrain_operands): Only look for earlyclobber operand
15765 conflicts if an '&' constraint was seen.
15767 2005-01-31 Marc Espie <espie@openbsd.org>
15769 * config.gcc: Don't include embedded systems fragment, switches default
15770 debugging format to ELF.
15771 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
15772 longer pick it up there.
15774 2005-01-31 Dale Johannesen <dalej@apple.com>
15776 * doc/extend.texi (nested functions): Fix linkage description.
15777 Clarify that static is not allowed.
15779 2005-01-31 Dale Johannesen <dalej@apple.com>
15781 * config/rs6000/darwin.md (movsf_low_di): Make work.
15782 (movdf_low_di): Make work.
15784 2005-01-31 Dale Johannesen <dalej@apple.com>
15786 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
15787 Make work for 64 bit.
15789 2005-01-31 Roger Sayle <roger@eyesopen.com>
15790 Dale Johannesen <dalej@apple.com>
15792 PR middle-end/19650
15793 * fold-const.c (fold_binary_op_with_conditional_arg):
15794 Make types match original operands, before STRIP_NOPS.
15796 2005-01-31 Alan Modra <amodra@bigpond.net.au>
15798 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
15799 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
15800 (struct gcc_sigcontext): Delete. Merge contents to..
15801 (struct gcc_ucontext): ..here.
15802 (get_sigcontext): Delete.
15803 (get_regs): New function, like get_sigcontext but return regs ptr.
15804 64-bit version finds regs from r1 to support vdso.
15805 (ppc_linux_aux_vector): New function.
15806 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
15809 2005-01-31 Ira Rosen <irar@il.ibm.com>
15811 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
15813 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
15814 redundant fold. Fix misalignment for MINUS_EXPR.
15815 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
15816 (vect_analyze_pointer_ref_access): Likewise.
15817 (vect_get_memtag_and_dr): Likewise.
15819 2005-01-31 Richard Henderson <rth@redhat.com>
15821 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
15822 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
15823 absnegdf2_i387, absnegxf2_i387): Likewise.
15825 2005-01-31 Richard Henderson <rth@redhat.com>
15828 * optabs.c (expand_copysign_absneg): New.
15829 (expand_copysign_bit): Split out from ...
15830 (expand_copysign): ... here. Use expand_copysign_absneg.
15832 2005-01-30 Roger Sayle <roger@eyesopen.com>
15834 PR middle-end/19697
15835 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
15836 constant as the second operand and a register as the third.
15838 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
15841 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
15842 that dllimport'd functions do not use all call-clobbered registers
15843 to pass parameters.
15845 2005-01-30 Richard Henderson <rth@redhat.com>
15848 * optabs.c (expand_absneg_bit): Split out from expand_unop and
15849 expand_abs_nojump and generalize. Use operand_subword and
15850 emit_no_conflict_block. Support large modes.
15851 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
15853 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
15854 negation to subtraction.
15855 (expand_copysign): Check that the format has signed zeros.
15856 Use operand_subword and emit_no_conflict_block. Support large modes.
15858 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
15860 Fix PR tree-optimization/19624
15862 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
15863 * tree-ssa-pre.c: Add cfgloop.h.
15865 (pre_stats): New member, constified.
15866 (inserted_exprs): New static variable.
15867 (NECESSARY): New macro.
15868 (create_expression_by_pieces): Fold the expression, and
15869 mark it as defaulting to not necessary. Also put in
15871 (fully_constant_expression): New function.
15872 (insert_into_preds_of_block): Modify to not insert phis when we
15873 are playing with induction variables.
15874 Push phis onto the inserted_exprs vector, and mark them as not
15875 necessary by default.
15876 (insert_aux): Call fully_constant_expression on eprime.
15877 If all edges produce the same value, mark it constant.
15878 (mark_operand_necessary): New function.
15879 (remove_dead_inserted_code): New function.
15880 (init_pre): Init loop optimizer to get loop info.
15881 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
15882 (execute_pre): Commit edge inserts, then remove dead code.
15884 2005-01-30 Richard Henderson <rth@redhat.com>
15886 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
15887 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
15889 2005-01-30 Richard Henderson <rth@redhat.com>
15892 * config/i386/i386.c (ix86_expand_copysign): New.
15893 (ix86_split_copysign_const): New.
15894 (ix86_split_copysign_var): Rename from ix86_split_copysign,
15895 rearrange op1/nmask operands.
15896 * config/i386/i386-protos.h: Update.
15897 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
15898 (copysigndf3): Likewise.
15899 (copysignsf3_const, copysigndf3_const): New.
15900 (copysignsf3_var): Rename from copysignsf3, split out splitter
15901 and fix split predicate for X constraint.
15902 (copysigndf3_var): Similarly.
15904 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
15906 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
15907 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
15908 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
15910 2005-01-29 Richard Henderson <rth@redhat.com>
15913 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
15914 of # and * in constraints.
15916 2005-01-29 Richard Henderson <rth@redhat.com>
15918 PR middle-end/19689
15919 * expr.c (store_field): Don't strip sub-mode cast when the input
15920 data is even smaller.
15922 2005-01-29 Richard Henderson <rth@redhat.com>
15924 PR middle-end/19687
15925 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
15928 2005-01-29 Richard Henderson <rth@redhat.com>
15930 * combine.c (make_field_assignment): Fix argument order
15933 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
15935 PR tree-optimization/15791
15936 * fold-const.c (extract_array_ref): New function.
15937 (fold): Fold comparisons between &a[i] and &a[j] or
15938 semantically equivalent trees.
15940 2005-01-29 Jeff Law <law@redhat.com>
15942 * gcse.c (insert_expr_in_table): Revamp handling of available
15943 and anticipatable occurrence lists to avoid unnecessary list
15945 (insert_set_in_table): Similarly.
15947 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
15949 * c-common.c (fix_string_type): Just use c_build_qualified_type to
15951 (c_build_qualified_type): Build qualified array types with
15952 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
15953 * c-decl.c (c_make_fname_decl): Build unqualified array type
15954 before qualified type.
15955 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
15956 type is qualified, not just if type itself is. Don't apply
15957 qualifiers to array type when declarator is processed. Apply
15958 qualifiers to field type whether or not it is an array type.
15959 Don't handle array types specially for applying qualifiers to
15961 * c-typeck.c (composite_type): Build unqualified element type and
15962 array type when forming composite of array types.
15963 (common_pointer_type, comptypes, comp_target_types,
15964 type_lists_compatible_p, build_indirect_ref, build_array_ref,
15965 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
15967 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
15968 (args2) in variables a1 and a2.
15970 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
15972 * cse.c (n_elements_made, max_elements_made): Remove.
15973 (insert): Don't touch n_elements_made.
15974 (cse_main): Don't touch n_elements_made or max_elements_made.
15976 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
15979 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
15980 configuration part of dp-bit.c to be lost.
15982 2005-01-28 Roger Sayle <roger@eyesopen.com>
15984 * expmed.c (expand_mult_highpart_optab): When attempting to use
15985 a non-widening multiplication in a wider mode, the operands need
15986 to be converted (zero or sign extended) to that mode.
15988 2005-01-28 Ian Lance Taylor <ian@airs.com>
15990 PR middle-end/16558
15991 PR middle-end/19583
15992 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
15993 through if both operands fall through.
15995 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
15997 * cse.c (fold_rtx) <PC>: Don't optimize.
15999 2005-01-28 Jeff Law <law@redhat.com>
16001 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
16002 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
16004 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
16006 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
16007 cse_reg_info_used_list_end): Remove.
16008 (cse_reg_info_list, cse_reg_info_list_free): New.
16009 (get_cse_reg_info): When allocating an instance of
16010 cse_reg_info, add it to the beginning of the cse_reg_info_list
16011 list. Remove code to maintain cse_reg_info_used_list.
16012 (new_basic_block): Reset the free list to the beginning of
16015 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
16017 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
16018 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
16019 (frv_expand_mdpackh_builtin): New function.
16020 (frv_expand_builtin): Use it to expand __MDPACKH.
16021 * doc/extend.texi (__MDPACKH): Update documentation.
16023 2005-01-28 Uros Bizjak <uros@kss-loka.si>
16025 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
16026 SSE_FLOAT_MODE_P for use_sse computation.
16028 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
16031 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
16033 2005-01-27 Richard Henderson <rth@redhat.com>
16035 * builtins.c (expand_builtin_copysign): New.
16036 (expand_builtin): Call it.
16037 * genopinit.c (optabs): Add copysign_optab.
16038 * optabs.c (init_optabs): Initialize it.
16039 (expand_copysign): New.
16040 * optabs.h (OTI_copysign, copysign_optab): New.
16041 (expand_copysign): Declare.
16043 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
16044 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
16046 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
16047 (ix86_expand_fp_absneg_operator): ... here.
16048 (ix86_split_copysign): New.
16049 * config/i386/i386-protos.h: Update.
16050 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
16051 (copysignsf3, copysigndf3): New.
16053 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
16054 (copysignsf3, ncopysignsf3): New.
16055 (copysigndf3, ncopysigndf3): New.
16056 (copysignxf3, ncopysignxf3): New.
16057 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
16059 2005-01-27 Arend Bayer <arend.bayer@web.de>
16060 Kazu Hirata <kazu@cs.umass.edu>
16062 * cse.c: (find_best_addr): Don't call copy_rtx before calling
16063 fold_rtx. Save cost recomputation if fold_rtx did nothing.
16064 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
16067 2005-01-27 Jeff Law <law@redhat.com>
16069 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
16070 definitions of SSA_NAMEs which are not being rewritten.
16071 (rewrite_ssa_into_ssa): Only initialize the current definition
16072 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
16073 If checking is enabled, assert that SSA_NAME_AUX is clear for all
16074 SSA_NAMEs before returning.
16076 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
16078 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
16079 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
16080 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
16081 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
16082 config/mips/iris6.h, config/sh/sh.c: Update copyright.
16084 2005-01-27 Steven Bosscher <stevenb@suse.de>
16086 PR middle-end/17278
16087 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
16088 higher to -O2 and higher. Likewise for tree PRE.
16089 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
16092 2005-01-27 Ian Lance Taylor <ian@airs.com>
16094 PR middle-end/19583
16095 * gimple-low.c (try_catch_may_fallthru): New static function.
16096 (block_may_fallthru): Handle TRY_CATCH_EXPR.
16097 * tree-inline.c (expand_call_inline): Don't warn about reaching
16098 the end of a non-void function being inlined if the function uses
16101 2005-01-27 Jakub Jelinek <jakub@redhat.com>
16103 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
16106 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
16107 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
16108 (implicitly_declare): Handle error_mark_node.
16110 2005-01-27 Richard Henderson <rth@redhat.com>
16113 * tree.h (struct tree_decl): Add debug_expr_is_from.
16114 (DECL_DEBUG_EXPR_IS_FROM): New.
16115 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
16116 * dwarf2out.c (dwarf2out_var_location): Update to match.
16117 * tree-outof-ssa.c (create_temp): Likewise.
16118 * var-tracking.c (track_expr_p): Likewise.
16119 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
16120 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
16121 * toplev.c (default_tree_printer): Likewise.
16123 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
16125 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
16126 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
16128 2005-01-27 Steven Bosscher <stevenb@suse.de>
16130 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
16131 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
16132 ASM_CLOBBERS): Add tree checks.
16134 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
16135 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
16136 * c-common.def (SWITCH_STMT): Update to match.
16137 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
16138 macros instead of SWITCH_EXPR ones.
16139 * c-dump.c (c_dump_tree): Likewise.
16140 * c-gimplify.c (gimplify_switch_stmt): Likewise.
16141 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
16143 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
16145 2005-01-27 Alan Modra <amodra@bigpond.net.au>
16147 * unwind-dw2.c (execute_stack_op): Add missing cases for
16148 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
16150 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
16152 * config.gcc (Obsolete configurations): Remove 'dummy', add
16153 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
16156 2005-01-26 Diego Novillo <dnovillo@redhat.com>
16158 PR tree-optimization/19633
16159 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
16161 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
16162 are no call-clobbered variables.
16163 * tree-outof-ssa.c (check_replaceable): Return false for calls
16166 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
16168 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
16169 even for variables with NULL DECL_INITIAL.
16171 2005-01-26 Stuart Hastings <stuart@apple.com>
16173 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
16175 2005-01-26 Richard Henderson <rth@redhat.com>
16177 PR middle-end/18008
16178 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
16180 * expr.c (store_field): Strip conversions to odd-bit-sized types
16181 if the destination field width matches.
16183 2005-01-26 Richard Henderson <rth@redhat.com>
16185 * c-decl.c, expmed.c, expr.c: Revert last change.
16187 2005-01-26 Richard Henderson <rth@redhat.com>
16189 PR middle-end/18008
16190 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
16192 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
16193 if we don't need the bits above those present in the current mode.
16194 * expr.c (store_field): Strip conversions to odd-bit-sized types
16195 if the destination field width matches.
16197 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
16199 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
16200 either -ffast-math or -funsafe-math-optimizations is in use.
16202 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
16206 * config/avr/avr.c (notice_update_cc): Only set condition code for
16207 ashrqi3 if shift count > 0.
16208 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
16209 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
16210 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
16211 count <= 0 as a no-op, and shift count >= width by copying zero
16212 or sign bit to all bits of the result.
16213 * config/avr/avr.md (all shifts): Add alternatives for zero shift
16214 count, with attribute "length" set to 0 and "cc" set to "none".
16216 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
16218 * doc/invoke.texi: Document -mTLS.
16220 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
16221 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
16222 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
16223 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
16224 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
16225 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
16226 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
16227 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
16229 * configure.ac: Check for a TLS capable gas.
16231 * configure: Regenerate.
16233 2005-01-26 Richard Henderson <rth@redhat.com>
16235 PR middle-end/18008
16236 * combine.c (make_field_assignment): Simplify store to zero_extract
16237 from a source with an overlapping mask.
16239 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
16241 2004-11-11 Eric Christopher <echristo@redhat.com>
16243 * config/frv/frv.md: Add fr400_integer automaton. Don't
16244 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
16247 2005-01-26 Steven Bosscher <stevenb@suse.de>
16249 PR middle-end/16585
16250 * cfgbuild.c (make_edges): Do not clear or set
16251 current_function_has_computed_jump.
16252 * function.h (struct function): Remove the has_computed_jump field.
16253 (current_function_has_computed_jump): Do not define.
16254 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
16255 in a computed jump. Ignore current_function_has_computed_jump.
16257 2005-01-26 Richard Henderson <rth@redhat.com>
16259 PR middle-end/19515
16260 * expr.c (categorize_ctor_elements): New argument p_must_clear.
16261 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
16263 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
16264 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
16265 objects into static storage if they have more than one non-zero value.
16266 * tree.h (categorize_ctor_elements): Update decl.
16268 2005-01-26 Steven Bosscher <stevenb@suse.de>
16270 PR middle-end/19616
16271 * tree.h (CALL_EXPR_TAILCALL): Add comment.
16272 * calls.c (check_sibcall_argument_overlap_1): Revert the change
16273 to this function from 2004-07-10.
16274 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
16275 the current function for tail call optimizations if the address
16276 of one of it its arguments is taken.
16278 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
16280 * cse.c (fold_rtx): Call equiv_constant only when necessary.
16282 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
16284 * function.c (expand_function_end): If current_function_calls_alloca,
16285 emit stack restore in a place that is reached when the function falls
16286 through at the end.
16288 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
16290 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
16291 rule to avoid matching inappropriate suffix rule.
16293 2005-01-26 Jan Hubicka <jh@suse.cz>
16295 PR tree-optimization/19241
16296 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
16298 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
16300 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
16301 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
16303 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
16304 <sim*>: Always use crt1.o, regardless of N in simN.
16305 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
16306 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
16307 (CRT_CALL_STATIC_FUNCTION): Remove.
16308 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
16309 use crt1.o, regardless of N in simN.
16310 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
16311 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
16312 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
16313 case isystem setting.
16314 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
16316 2005-01-25 Ian Lance Taylor <ian@airs.com>
16318 * gimple-low.c (block_may_fallthru): Correct handling of
16319 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
16321 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
16323 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
16324 handlers to match indentation; nested under the mtune=* handler.
16325 Similar for mcpu= and march=.
16327 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
16329 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
16330 * config/mips/linux64.h (LIB_SPEC): Likewise.
16331 * config/mn10300/linux.h (LIB_SPEC): Likewise.
16332 * config/sh/linux.h (LIB_SPEC): Likewise.
16334 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
16336 * config/frv/frv.c (frv_legitimize_tls_address): New.
16337 (TARGET_HAVE_TLS): Define.
16338 (FRV_SYMBOL_REF_TLS_P): Define.
16339 (frv_override_options): Handle new register classes.
16340 (frv_legitimate_address_p): Reject tls addresses.
16341 (frv_legitimize_address): Handle TLS addresses.
16342 (gen_inlined_tls_plt): New.
16343 (gen_tlsmoff): New.
16344 (frv_legitimize_tls_address): New.
16345 (unspec_got_name): Add TLS entries.
16346 (got12_operand): Add R_FRV_TLSMOFF12 case.
16347 (frv_emit_move): Fixup TLS addresses.
16348 (frv_emit_movsi): Legitimize TLS addresses.
16350 * config/frv/frv.h (MASK_BIG_TLS): New.
16351 (TARGET_BIG_TLS): New.
16352 (HAVE_AS_TLS): Define.
16353 (TARGET_SWITCHES): Add -mTLS and -mtls options.
16354 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
16355 (REG_CLASS_NAMES): Same.
16356 (REG_CLASS_CONTENTS): Same.
16357 (CONSTRAINT_LEN): New.
16358 (REG_CLASS_FROM_CONSTRAINT): New.
16359 (PREDICATE_CODES): Add symbolic_operand.
16361 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
16362 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
16363 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
16364 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
16365 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
16366 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
16367 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
16368 GR9_REG, GR14_REG, LRREG.
16369 (type): Add load_or_call attribute.
16370 ("load_or_call"): New reservation.
16371 ("call_gettlsoff"): New.
16372 ("tls_indirect_call"): New.
16373 ("tls_load_gottlsoff12"): New.
16374 ("tlsoff_hilo"): New.
16375 ("tls_tlsdesc_ldd"): New.
16376 ("tls_tlsoff_ld"): New.
16379 * config/frv/frv-protos.h (symbolic_operand): Protoize.
16381 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
16383 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
16384 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
16385 * config/frv/frv.c (TLS_BIAS): Define.
16386 (frv_output_dwarf_dtprel): New.
16388 2005-01-26 Jakub Jelinek <jakub@redhat.com>
16390 PR rtl-optimization/19579
16391 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
16392 both A and B, see if they don't clobber registers the other expr uses.
16394 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
16396 * real.c (do_add): Initialize signalling and canonical members.
16398 * real.c (real_from_integer): Zero out destination.
16400 2005-01-18 Jan Hubicka <jh@suse.cz>
16402 PR tree-optimize/19337
16403 * tree-inline.c (initialize_inlined_parameters): Copy
16404 saved_static_chain_decl only.
16406 2005-01-25 Richard Henderson <rth@redhat.com>
16410 * config/i386/i386.c (x86_inter_unit_moves): Zero.
16411 (ix86_preferred_reload_class): Rewrite fp-constant section, with
16412 80387 enabled, to return a proper subclass. Return the subset that
16413 overlaps with GENERAL_REGS for PLUS.
16414 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
16416 2005-01-25 Richard Henderson <rth@redhat.com>
16418 PR middle-end/19609
16419 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
16421 2005-01-25 Roger Sayle <roger@eyesopen.com>
16423 * expmed.c (choose_multiplier): Change interface to return the
16424 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
16425 (expand_divmod): Update calls to choose_multiplier.
16427 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16429 PR middle-end/19330
16430 * expmed.c (extract_bit_field): Use adjust_address instead of
16431 gen_lowpart when op0 is a MEM.
16433 2005-01-24 Steven Bosscher <stevenb@suse.de>
16435 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
16437 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
16439 * config/mips/irix-csr.c: New file.
16440 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
16441 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
16442 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
16445 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
16448 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
16449 sparc/elf.h, add sparc/sp-elf.h.
16450 (sparc-*-rtems*): Likewise.
16451 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
16452 tm-dwarf2.h, add sparc/sp-elf.h.
16453 (sparc86x-*-elf): Likewise.
16454 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
16455 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
16456 TARGET_OS_CPP_BUILTINS.
16457 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
16458 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
16460 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
16461 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
16462 (SWITCH_TAKES_ARG): Likewise.
16463 (LOCAL_LABEL_PREFIX): Likewise.
16464 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
16465 (TARGET_N_FORMAT_TYPES): Delete.
16466 (TARGET_FORMAT_TYPES): Likewise.
16467 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
16468 * config/sparc/elf.h: Delete.
16469 * config/sparc/sp-elf.h: New file.
16471 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
16473 * tree-flow-inline.h (phi_arg_from_edge): Remove.
16474 * tree-flow.h: Remove the corresponding prototype.
16475 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
16476 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
16478 2005-01-24 Jakub Jelinek <jakub@redhat.com>
16481 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
16482 for AIX ABI or ELF -fPIC.
16483 (rs6000_emit_load_toc_table): Don't create toc_section here.
16484 (rs6000_xcoff_file_start): Nor here.
16486 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
16488 * sh.c (ra.h): Don't #include.
16489 (hard_regs_intersect_p): New function, resurrected from ra.c.
16491 * sh.c: Fix 1996 Copyright.
16493 2005-01-24 Richard Henderson <rth@redhat.com>
16494 Aldy Hernandez <aldyh@redhat.com>
16496 * regrename.c (note_sets): Handle subregs.
16498 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
16501 * genconditions.c (write_header, write_conditions): Elide file if
16504 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
16506 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
16507 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
16510 2005-01-24 Jakub Jelinek <jakub@redhat.com>
16512 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
16513 expand_builtin_printf, expand_builtin_fprintf,
16514 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
16515 checking against POINTER_TYPE.
16516 (validate_arglist): Handle POINTER_TYPE code by checking
16519 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
16521 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
16522 init_rtlanal): New.
16523 (for_each_rtx): Call for_each_rtx_1.
16524 * rtl.h (init_rtlanal): Declare.
16525 * toplev.c (backend_init): Call init_rtlanal.
16527 2005-01-24 Jakub Jelinek <jakub@redhat.com>
16529 * flow.c (propagate_one_insn): Formatting.
16531 PR middle-end/19551
16532 * flow.c (libcall_dead_p): Be more conservative if unsure.
16533 If there are any instructions between insn and call, see if they are
16534 all dead before saying the libcall is dead.
16536 2005-01-24 Uros Bizjak <uros@kss-loka.si>
16538 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
16539 operand constraint for operand 0.
16541 2005-01-23 Richard Henderson <rth@redhat.com>
16544 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
16545 edges leading to join block.
16547 2005-01-23 Roger Sayle <roger@eyesopen.com>
16549 * expmed.c (expand_mult_highpart): Make static. Change type of
16550 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
16551 (expand_divmod): Updates calls to expand_mult_highpart by using
16552 gen_int_mode to pass a CONST_INT rtx.
16553 * rtl.h (expand_mult_highpart): Remove prototype.
16555 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
16557 * flow.c (regset_bytes, regset_size): Remove.
16559 * cfganal.c: Fix a reference to Harvey's paper.
16561 2005-01-23 Steven Bosscher <stevenb@suse.de>
16563 PR rtl-optimization/19464
16564 * tree-optimize.c (init_tree_optimization_passes): Add one more
16565 copyrename pass just before out-of-ssa.
16567 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
16570 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
16571 * ggc-none.c (ggc_free): Define.
16573 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
16575 * cse.c (max_reg, max_insn_uid): Remove.
16576 (cse_main): Don't access max_reg or max_insn_uid.
16578 * c-common.c (explicit_flag_signed_bitfields,
16579 lang_statement_code_p, lang_expand_function_end): Remove.
16580 * c-common.h: Remove the corresponding declarations.
16581 * c-opts.c (c_common_handle_option): Remove all write access
16582 to explicit_flag_signed_bitfields.
16584 * cgraph.c (cgraph_varpool_n_nodes): Remove.
16585 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
16586 * cgraph.h: Remove the corresponding declaration.
16588 * gcse.c (null_pointer_info): Remove.
16590 2005-01-23 Roger Sayle <roger@eyesopen.com>
16591 Eric Botcazou <ebotcazou@libertysurf.fr>
16593 * combine.c (simplify_logical): Only simplify logical expressions
16594 of the form ior(and(x,y),z) by the inverse distributive law if the
16595 result is cheaper than the original.
16597 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
16599 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
16600 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
16601 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
16602 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
16603 config/freebsd-spec.h, config/arm/arm.h,
16604 config/h8300/h8300.md, config/i386/i386.md,
16605 config/i386/predicates.md, config/i386/sse.md,
16606 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
16607 config/vax/vax.md: Fix comment typos. Follow spelling
16610 2005-01-23 Steven Bosscher <stevenb@suse.de>
16612 * gengtype.c (walk_type): Produce `not equal to' compares for loop
16613 tests, instead of `less than'.
16615 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
16617 * function.c (assign_parm_setup_block): When creating a new stack slot
16618 for a parameter, get its alignment from the parameter's DECL_ALIGN
16619 rather than the type's TYPE_ALIGN. Make sure that the parameter
16620 is at least word aligned.
16622 2005-01-22 Roger Sayle <roger@eyesopen.com>
16624 PR middle-end/19378
16625 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
16627 2005-01-22 Richard Henderson <rth@redhat.com>
16630 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
16631 in both compare operands.
16632 (movdfcc_1_sse_max): Likewise.
16633 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
16634 (movdfcc_1_sse): Likewise.
16635 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
16636 scratch register as needed.
16638 2005-01-22 Richard Henderson <rth@redhat.com>
16640 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
16642 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
16644 2005-01-22 Richard Henderson <rth@redhat.com>
16646 * genopinit.c (optabs): Use smin/smax for floating point too.
16647 * doc/md.texi: Update to match. Clarify that floating point
16648 results are undefined for +0/-0 and NaN.
16649 * doc/rtl.texi: Likewise.
16650 * rtl.def (SMIN, SMAX): Likewise
16651 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
16653 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
16654 leading 's' to the name.
16655 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
16656 smaxxf3, sminxf3): Likewise.
16657 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
16660 2005-01-22 Paul Brook <paul@codesourcery.com>
16662 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
16664 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
16666 * config/s390/s390.c (struct processor_costs): New fields
16667 dlgr, dlr, dr, dsgfr, dsgr.
16668 (z900_cost, z990_cost): Values for new fields.
16669 (s390_rtx_costs): New cases MEM und COMPARE in switch
16670 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
16671 DIV, MOD, UDIV, UMOD.
16673 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
16675 * config/s390/s390.md ("doloop_si64"): Reload input value directly
16676 into the register being decremented.
16677 ("doloop_si31", "doloop_di"): Likewise.
16678 ("*doloop_si_long"): Adapt pattern.
16680 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
16682 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
16684 (CLASS_MAX_NREGS): Likewise.
16686 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
16688 * doc/tree-ssa.texi (Statement Operands): Add example for new
16689 must-def macro. Note deprecation of old operands interface.
16691 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
16693 PR tree-optimization/19484
16694 * tree-cfg.c (remove_fallthru_edge): New function.
16695 (cleanup_control_flow): Remove fallthru edges from calls that are
16696 now known not to return.
16698 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
16700 Fix PR tree-optimization/19038
16701 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
16702 copies with loop variant ones.
16704 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
16706 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
16707 config/alpha/alpha-protos.h, config/alpha/alpha.h,
16708 config/alpha/alpha.md, config/alpha/predicates.md,
16709 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
16710 config/sparc/sol2.h: Update copyright.
16712 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
16713 first label to see if it is a nonlocal label.
16715 2005-01-22 David Edelsohn <edelsohn@gnu.org>
16716 Andrew Pinski <pinskia@physics.uc.edu>
16719 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
16720 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
16722 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
16724 * config/rs6000/rtems.h: Update copyright.
16726 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
16729 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
16730 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
16731 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
16733 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
16736 * c-typeck.c (convert_arguments): Check for error_mark_node.
16738 2005-01-21 Ian Lance Taylor <ian@airs.com>
16740 PR tree-optimization/13000
16741 * tree-inline.c: Include "tree-flow.h".
16742 (expand_call_inline): If warn_return_type, warn if non-void inline
16743 function falls through.
16744 * tree-cfg.c (execute_warn_function_return): Don't warn about
16745 control reaching end if TREE_NO_WARNING is set. Set
16747 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
16749 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
16750 branch if we don't need one.
16751 * c-typeck.c: Include "tree-flow.h"
16752 (c_finish_bc_stmt): Don't add a goto if the current statement
16753 list doesn't fall through to the current point.
16755 2005-01-21 Roger Sayle <roger@eyesopen.com>
16757 PR rtl-optimization/576
16758 * real.c (real_arithmetic): Change return type from void to bool
16759 to return an indication that the result may be inexact.
16760 * real.h (real_arithmeric): Update prototype.
16761 * fold-const.c (const_binop): Don't constant fold floating
16762 point expressions when the user specifies -frounding-math and
16763 the result may depend upon the run-time rounding mode.
16764 (fold_convert_const_real_from_real): Clean-up.
16765 (fold_initializer): Ignore flag_rounding_math for initializers.
16766 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
16767 constant fold FP operations with flag_rounding_math if the
16768 result may depend upon the run-time rounding mode.
16770 2005-01-21 Tom Tromey <tromey@redhat.com>
16772 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
16774 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
16776 * tree-cfg.c: Fix comment typos.
16778 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
16780 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
16781 around the call to rest_of_handle_branch_target_load_optimize.
16783 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16785 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
16786 (sparc64-*-openbsd*): Likewise.
16787 (sparclite-*-elf*): Include tm-dwarf2.h.
16788 (sparc86x-*-elf*): Likewise.
16789 (sparc64-*-elf*): Likewise.
16790 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
16791 (DBX_DEBUGGING_INFO): Likewise.
16792 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
16793 (PREFERRED_DEBUGGING_TYPE): Likewise.
16794 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
16795 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
16796 (PREFERRED_DEBUGGING_TYPE): Likewise.
16797 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
16798 (PREFERRED_DEBUGGING_TYPE): Likewise.
16799 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
16801 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
16804 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
16806 2005-01-20 Paul Brook <paul@codesourcery.com>
16808 * doc/rtl.texi: Document value extension requirements for CONST_INT.
16810 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
16812 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
16813 label is first in a sequence of labels.
16815 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
16817 2005-01-20 Janis Johnson <janis187@us.ibm.com>
16818 Giovanni Bajo <giovannibajo@gcc.gnu.org>
16820 * doc/sourcebuild.texi (Test Directives): New.
16822 2005-01-20 Roger Sayle <roger@eyesopen.com>
16824 * real.c (real_floor): Don't leave the result uninitialized when
16825 mode is VOIDMode, but return the unrounded intermediate value.
16826 (real_ceil): Likewise.
16828 2005-01-20 Paul Brook <paul@codesourcery.com>
16830 * config/arm/arm.md (insv): Use gen_int_mode.
16832 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
16834 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
16835 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
16836 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
16837 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
16838 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
16840 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
16843 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
16844 fbreg, so we have to assume we can't.
16845 (loc_descriptor_from_tree_1): Ditto.
16846 (containing_function_has_frame_base): New function.
16847 (add_location_or_const_value_attribute): Use it.
16848 Also try to generate a frame_base from a single element location
16851 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
16853 PR tree-optimization/15349
16854 * timevar.def (TV_TREE_MERGE_PHI): New.
16855 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
16857 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
16858 calls to tree_forwarder_block_p.
16859 (remove_forwarder_block_with_phi, merge_phi_nodes,
16860 gate_merge_phi, pass_merge_phi): New.
16861 * tree-optimize.c (init_tree_optimization_passes): Add
16863 * tree-pass.h: Add an extern for pass_merge_phi;
16865 2005-01-20 Richard Henderson <rth@redhat.com>
16868 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
16869 (_mm_castps_pd, _mm_castps_si128): New.
16870 (_mm_castsi128_ps, _mm_castsi128_pd): New.
16872 2005-01-20 Richard Henderson <rth@redhat.com>
16875 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
16876 __builtin_ia32_vec_init_v2si.
16877 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
16878 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
16879 (ix86_init_mmx_sse_builtins): Create it.
16880 (ix86_expand_builtin): Expand it.
16881 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
16882 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
16883 (vec_extractv2si_0, vec_extractv2si_1): New.
16885 2005-01-20 Richard Henderson <rth@redhat.com>
16888 * config/i386/i386.c (ix86_expand_push): New.
16889 * config/i386/mmx.md (push<MMXMODE>1): New.
16890 * config/i386/sse.md (push<SSEMODE>1): New.
16891 * config/i386/i386-protos.h: Update.
16893 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
16895 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
16898 2005-01-20 Richard Henderson <rth@redhat.com>
16900 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
16901 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
16903 2005-01-19 Richard Henderson <rth@redhat.com>
16906 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
16907 to V4SFmode in SSE1 fallback load path.
16909 2005-01-19 Richard Henderson <rth@redhat.com>
16911 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
16912 in QImode expansion to ix86_expand_vector_set.
16913 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
16915 2005-01-19 Richard Henderson <rth@redhat.com>
16918 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
16919 subclass of the input class.
16920 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
16921 Always true for cross-SSE1 classes. Rationalize conditionals.
16922 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
16923 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
16924 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
16925 (movdi_2): Add MMX/SSE zeros.
16926 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
16927 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
16928 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
16929 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
16930 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
16931 (zero_extendsidi2_rex64_1): Remove.
16932 (MOV0 peephole): Check GENERAL_REG_P.
16934 2005-01-19 Richard Henderson <rth@redhat.com>
16937 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
16939 (ix86_expand_vector_extract): Likewise.
16941 2005-01-19 Richard Henderson <rth@redhat.com>
16943 PR middle-end/19304
16944 * expr.c (emit_move_change_mode): New argument force; use
16945 simplify_gen_subreg if true.
16946 (emit_move_via_alt_mode): Merge into ...
16947 (emit_move_via_integer): ... here.
16948 (emit_move_ccmode): Use emit_move_change_mode directly.
16950 2005-01-19 Richard Henderson <rth@redhat.com>
16953 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
16954 (alpha_preferred_reload_class): Handle CONST_VECTOR.
16955 (alpha_emit_set_const_1): Add no_output parameter; don't emit
16957 (alpha_emit_set_const): Likewise. Make static.
16958 (alpha_emit_set_long_const): Make static.
16959 (alpha_extract_integer): Split out from alpha_expand_mov.
16960 (alpha_split_const_mov): Likewise.
16961 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
16962 (alpha_legitimate_constant_p): New.
16963 * config/alpha/alpha-protos.h: Update.
16964 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
16965 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
16966 * config/alpha/alpha.md (movsi): Add n alternative.
16967 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
16968 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
16969 (splitters for all of the above): Use alpha_split_const_mov.
16970 * config/alpha/predicates.md (non_add_const_operand): New.
16971 (non_zero_const_operand): New.
16972 (input_operand): Use alpha_legitimate_constant_p after reload.
16974 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
16976 PR tree-optimization/19038
16977 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
16978 (add_candidate): Add ivs with increment in latch only if
16979 allow_ip_end_pos_p is true.
16980 (determine_iv_cost): Use empty_block_p.
16982 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
16984 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
16985 (compute_dominance_frontiers): Ditto.
16987 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
16990 * config/sh/t-rtems: New.
16991 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
16993 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
16995 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
16996 the offset of the selected field.
16998 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
17000 * tree-cfg.c (remove_forwarder_block): Fix the check to
17001 prevent a nonlocal label from appearing in the middle of a
17004 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
17006 PR rtl-optimization/19462
17007 * reorg.c (find_end_label): Create return insn only if
17008 current_function_epilogue_delay_list is empty.
17010 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
17012 * doc/passes.texi: Remove paragraph mentioning new-ra.
17014 2005-01-19 Jakub Jelinek <jakub@redhat.com>
17016 PR rtl-optimization/15139
17017 * combine.c: Include params.h.
17018 (count_rtxs): New function.
17019 (record_value_for_reg): If replace_rtx would replace at least
17020 2 occurrences of REG in VALUE and TEM is really large, replace REG with
17021 (clobber (const_int 0)) instead of TEM.
17022 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
17023 * params.h (MAX_LAST_VALUE_RTL): New.
17024 * Makefile.in (combine.o): Depend on $(PARAMS_H).
17025 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
17028 * c-typeck.c (digest_init): Only call build_vector if all constructor
17029 elements are *_CST nodes.
17030 * gimplify.c (gimplify_init_constructor): Likewise.
17032 PR middle-end/19164
17033 * c-typeck.c (digest_init): Only call build_vector if inside_init
17036 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
17038 * toplev.c (init_asm_output): Remove dead #ifdef.
17040 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
17042 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
17044 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
17046 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
17047 accessing DECL_FUNCTION_CODE.
17048 * dojump.c (do_jump): Likewise.
17049 * gimplify.c (gimplify_call_expr): Likewise.
17050 * predict.c (expr_expected_value): Likewise.
17051 (strip_builtin_expect): Likewise.
17052 * tree-inline.c (estimate_num_insns_1): Likewise.
17053 * tree-ssa-loop-im.c (stmt_cost): Likewise
17054 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
17055 (tree_expr_nonnegative_p): Likewise.
17057 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
17059 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
17060 variant of the load_pcrel_sym pattern.
17061 * config/sparc/sparc.md (P macro): Move to the top.
17062 (load_pcrel_sym): Macroize using P.
17063 (save_register_window): Likewise.
17065 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
17067 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
17068 ("sordered"): Same.
17070 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
17073 * c-typeck.c (build_asm_expr): Strip nops off
17074 input memory operands.
17076 2005-01-18 David Edelsohn <edelsohn@gnu.org>
17078 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
17079 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
17080 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
17081 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
17083 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
17086 * config/i386/i386.c (override_options): If the 80387 is disabled,
17087 then do not return FP values using FP registers.
17089 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
17091 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
17092 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
17093 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
17094 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
17095 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
17096 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
17097 output.h, postreload-gcse.c, postreload.c, recog.c,
17098 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
17099 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
17100 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
17101 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
17102 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
17103 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
17104 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
17105 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
17107 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
17108 config/alpha/alpha.c, config/arm/vfp.md,
17109 config/i386/emmintrin.h, config/i386/i386-modes.def,
17110 config/i386/i386-protos.h, config/i386/i386.h,
17111 config/i386/pmmintrin.h, config/i386/ppro.md,
17112 config/i386/predicates.md, config/i386/xmmintrin.h,
17113 config/i860/i860.c, config/ia64/ia64-modes.def,
17114 config/ia64/ia64-protos.h, config/ia64/ia64.h,
17115 config/ia64/ia64.md, config/ia64/itanium1.md,
17116 config/ia64/itanium2.md, config/ia64/predicates.md,
17117 config/iq2000/iq2000.h, config/mips/linux64.h,
17118 config/rs6000/aix41.h, config/rs6000/aix43.h,
17119 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
17120 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
17121 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
17122 config/sparc/linux64.h, config/sparc/litecoff.h,
17123 config/sparc/sp64-elf.h, config/sparc/sparc.c,
17124 config/sparc/sparc.h, config/sparc/sparc.md,
17125 config/sparc/sysv4-only.h: Update copyright.
17127 2005-01-18 Richard Henderson <rth@redhat.com>
17130 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
17132 2005-01-18 Marc Espie <espie@openbsd.org>
17133 * config/i386/openbsdelf.h: Typo.
17135 2005-01-18 Richard Henderson <rth@redhat.com>
17137 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
17138 special case for sse.
17139 * config/i386/predicates.md (sse_comparison_operator): Likewise.
17141 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
17143 * tree-inline.c (estimate_num_insns_1): Added cases for
17144 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
17146 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
17148 PR rtl-optimization/19296
17149 * combine.c (simplify_comparison): Rewrite the condition under
17150 which a non-paradoxical SUBREG of a PLUS can be lifted when
17151 compared against a constant.
17153 2005-01-18 Andi Kleen <ak@muc.de>
17155 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
17156 * c.opt (-Wpointer-sign): Add.
17157 * doc/invoke.texi: (-Wpointer-sign): Add.
17159 2005-01-18 Uros Bizjak <uros@kss-loka.si>
17161 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
17162 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
17163 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
17164 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
17165 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
17166 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
17167 for TARGET_MIX_SSE_I387.
17168 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
17169 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
17170 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
17171 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
17172 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
17173 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
17174 TARGET_MIX_SSE_I387.
17175 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
17178 2005-01-18 Uros Bizjak <uros@kss-loka.si>
17181 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
17182 Add movaps alternative for xmm reg->reg move.
17184 2005-01-17 Jeff Law <law@redhat.com>
17186 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
17187 at the end of the main DOM loop rather than just before DOM exits.
17189 2005-01-17 Diego Novillo <dnovillo@redhat.com>
17191 PR tree-optimization/19121
17192 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
17193 adding aliases to a name tag, also add them to the pointer's
17195 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
17196 sensitive alias info at all. Only check that the two pointers
17197 have compatible pointed-to sets.
17198 * tree-ssa.c (verify_name_tags): Verify that the alias set of
17199 a pointer's type tag is a superset of the alias set of the
17200 pointer's name tag.
17202 2005-01-17 James E Wilson <wilson@specifixinc.com>
17205 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
17206 comment to document why.
17208 2005-01-17 Richard Henderson <rth@redhat.com>
17210 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
17211 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
17212 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
17213 sse2_vmsminv2df3_finite): New.
17214 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
17215 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
17216 Force op1 into register.
17218 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
17220 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
17221 bubblestrap from always rebuilding build directory.
17223 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
17225 * config/s390/s390.md ("*clc"): Remove incorrect '='.
17226 ("*cmpmem_short"): Likewise.
17228 2005-01-17 Steven Bosscher <stevenb@suse.de>
17230 * basic-block.h: Document BB_* flags.
17231 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
17232 use an sbitmap instead.
17233 * sched-rgn.c (compute_trg_info): Likewise.
17235 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
17237 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
17238 redundant target_cpu_default and extra_parts lines. Use the default
17240 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
17241 (SUBTARGET_EXTRA_SPECS): Delete.
17242 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
17243 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
17244 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
17245 and "n32" for -mabi=n32.
17247 2005-01-17 Ian Lance Taylor <ian@airs.com>
17250 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
17251 fold constant variables into initial values.
17253 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
17255 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
17257 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
17258 through the statements backward.
17260 2005-01-17 Ian Lance Taylor <ian@airs.com>
17262 PR middle-end/13127:
17263 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
17264 a variable set to the return value of the inlined function.
17266 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
17268 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
17269 when modes are tieable.
17271 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
17273 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
17274 of pthread_create to find out if threads are enabled.
17275 * gthr-posix95.h (__gthread_active_p): Likewise.
17277 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
17279 * common.opt (-fnew-ra): Remove.
17281 * toplev.h (flag_new_regalloc): Remove.
17282 * Makefile.in (ra*.*): Don't mention.
17283 * passes.c (rest_of_handle_new_regalloc): Remove.
17284 (rest_of_handle_combine, rest_of_compilation): Always consider
17285 flag_new_regalloc as false.
17286 * doc/invoke.texi: Don't document -fnew-ra.
17288 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
17290 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
17291 last parameter to reg_scan.
17292 * loop.c (loop_optimize): Likewise.
17293 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
17294 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
17295 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
17296 rest_of_handle_gcse, rest_of_handle_loop_optimize,
17297 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
17298 * regclass.c (reg_scan): Likewise, for the declaration.
17299 * rtl.h (reg_scan): Likewise, for the prototype.
17301 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
17303 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
17304 mark_dfs_back_edges.
17306 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
17308 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
17309 (compute_avail): Uses don't go in tmp_gen.
17311 2005-01-16 Steven Bosscher <stevenb@suse.de>
17313 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
17314 loop to look for a free slot in a page entry.
17316 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17319 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
17320 * toplev.c (compile_file): Call process_pending_assemble_output_defs
17321 just before targetm.asm_out.file_end.
17322 * tree.h (process_pending_assemble_output_defs): Declare.
17323 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
17325 (assemble_alias): Defer generation of assembly code for defines when
17326 TARGET_DEFERRED_OUTPUT_DEFS is true.
17327 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
17328 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
17329 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
17331 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17334 * pa.c (pa_scalar_mode_supported_p): New function.
17335 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
17336 * pa.h (MIN_UNITS_PER_WORD): Add comment.
17338 * pa-protos.h (prefetch_operand): Delete.
17339 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
17340 * pa.c (prefetch_operand): Delete.
17341 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
17342 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
17343 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
17344 and prefetch_nocc_operand.
17345 * pa.md (prefetch): Rework to avoid reload problems handling short
17346 displacements when a cache control completer needs to be provided.
17347 (prefetch_32, prefetch_64): Delete.
17348 (prefetch_cc, prefetch_nocc): New patterns.
17350 2005-01-15 David Edelsohn <edelsohn@gnu.org>
17352 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
17354 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17357 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
17358 exceeds maximum alignment for global common data.
17359 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
17360 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
17362 2004-01-15 Roger Sayle <roger@eyesopen.com>
17364 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
17366 2004-01-15 Roger Sayle <roger@eyesopen.com>
17368 * harg-reg-set.h (reg_class_names): Prototype global array.
17369 * regclass.c (reg_class_names): Declare here and initialize to
17371 (dump_regclass): Remove local declaration of reg_class_names.
17372 (regclass): Likewise.
17373 * cfg.c (dump_flow_info): Likewise.
17374 * ra-debug.c (reg_class_names): Likewise.
17375 * regrename.c (reg_class_names): Likewise.
17376 * reload.c (reg_class_names): Likewise.
17377 * reload1.c (spill_failure): Likewise.
17378 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
17380 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
17382 * config/s390/s390.md ("reload_outti"): Remove predicate for
17383 output operand. Abort if operand is not a MEM.
17384 ("reload_outdi", "reload_outdf"): Likewise.
17386 2005-01-15 Marc Espie <espie@openbsd.org>
17388 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
17389 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
17390 * config/openbsd.h: Fix C++ includes for native configurations.
17391 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
17392 Add trampoline support.
17393 * config/i386/openbsdelf.h: New.
17395 2005-01-15 Marc Espie <espie@openbsd.org>
17397 * collect2.c (main): Explicitly parse -dynamic-linker option.
17399 2005-01-15 Jakub Jelinek <jakub@redhat.com>
17401 PR tree-optimization/19060
17402 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
17403 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
17404 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
17405 and handle extract_range_from_cond returning false.
17406 * fold-const.c (fold): Optimize comparisons with min/max even for
17407 width > HOST_BITS_PER_WIDE_INT.
17409 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
17411 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
17412 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
17413 Remove little endian multilib variants.
17414 Add mips32 multilib variant.
17416 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
17418 * explow.c (copy_all_reg, stabilize): Remove.
17419 * expr.h: Remove the corresponding prototypes.
17421 * rtlanal.c (regs_set_between_p): Remove.
17422 * rtl.h: Remove the corresponding prototype.
17424 2005-01-14 David Edelsohn <edelsohn@gnu.org>
17426 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
17427 to rs6000_nonimmediate_operand.
17428 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
17429 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
17430 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
17431 rs6000_nonimmediate_operand.
17432 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
17433 rs6000_nonimmediate_operand.
17435 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
17437 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
17439 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
17441 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
17443 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
17444 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
17446 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
17447 (rs6k_nonimmediate_operand): New.
17448 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
17450 (legitimate_lo_sum_address_p): Same.
17451 (rs6000_legitimize_address): Same.
17452 (rs6000_legitimize_reload_address): Same.
17453 (rs6000_legitimate_address): Same.
17454 (spe_build_register_parallel): Pass DF and DC modes in a DI
17457 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
17458 to rs6k_nonimmediate_operand.
17460 * config/rs6000/spe.md ("*frob_df_di"): New.
17461 ("*frob_di_df"): New.
17462 ("*frob_di_df_2"): New.
17463 ("*mov_sidf_e500_subreg0"): New.
17464 ("*mov_sidf_e500_subreg4"): New.
17465 ("*movdf_e500_double"): Change predicate to
17466 rs6k_nonimmediate_operand.
17468 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
17470 * postreload.c (move2add_note_store): Only call
17471 trunc_int_for_mode on scalar integers.
17473 2005-01-14 Steven Bosscher <stevenb@suse.de>
17475 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
17476 replace BB_VISITED uses.
17477 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
17478 (propagate_necessity): Check the bitmap instead of BB_VISITED.
17479 (tree_dce_done): Free visited_control_parents.
17480 (perform_tree_ssa_dce): Allocate and clear it.
17481 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
17482 (compute_antic): Iterate from here using a DFS. Use an sbitmap
17483 instead of BB_VISITED.
17485 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
17487 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
17488 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
17489 Remove unused prototypes.
17491 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
17493 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
17494 64-bit register usage.
17495 (spe_func_has_64bit_regs_p): Add FIXME note.
17497 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
17499 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
17500 flag_finite_math_only with flag_unsafe_math_optimizations.
17502 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
17504 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
17505 end-of-stack check.
17506 (__tpf_eh_return): Copy TPF private stack area from the module
17507 boundary stack frame. Add check for when module addresses are
17508 equal, but no stub address is found.
17510 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
17513 * arm.h (struct machine_function): Add call_via field.
17514 (thumb_call_via_label): Declare.
17515 * arm.c (thumb_call_via_label): New variable.
17516 (thumb_call_reg_needed): New variable.
17517 (arm_output_function_epilogue): For Thumb code, output any per-function
17518 call-indirect trampolines.
17519 (thumb_call_via_reg): New function.
17520 (arm_file_end): New function.
17521 (TARGET_ASM_FILE_END): Call arm_file_end.
17522 (aof_file_end): Likewise.
17523 * arm-protos.h (thumb_call_via_reg): Declare.
17524 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
17525 thumb_call_via_reg in normal case.
17527 2005-01-14 Jakub Jelinek <jakub@redhat.com>
17529 PR middle-end/19084
17530 PR rtl-optimization/19348
17531 * recog.c (peephole2_optimize): Do global life update if some peephole
17532 decides it doesn't need at least one of its inputs and that change
17533 influences liveness at the start of the basic block.
17535 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
17536 arguments instead of 1.
17538 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
17540 PR middle-end/18820
17541 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
17542 zero for nested functions needing a static chain or functions
17543 with a non-constant address.
17545 2005-01-13 Roger Sayle <roger@eyesopen.com>
17547 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
17548 (and (sign_extend X) C) into (zero_extend (and X C)).
17550 2005-01-13 David O'Brien <obrien@FreeBSD.org>
17552 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
17554 2005-01-13 Richard Henderson <rth@redhat.com>
17559 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
17560 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
17561 not just TARGET_SSE.
17562 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
17563 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
17564 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
17565 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
17566 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
17567 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
17568 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
17569 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
17570 (movdicc_c_rex64): Rename with '*'.
17571 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
17572 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
17573 (movsfcc_1_387): Rename from movsfcc_1.
17574 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
17575 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
17576 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
17577 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
17578 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
17579 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
17580 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
17581 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
17582 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
17583 sse_movdfcc_const0_4): Remove.
17584 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
17585 recognize min/max early. Update for changed sse cmove patterns.
17586 (ix86_split_sse_movcc): New.
17587 * config/i386/i386-protos.h: Update.
17589 2005-01-13 Steven Bosscher <stevenb@suse.de>
17591 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
17592 (fix_stmt_v_may_defs): Likewise.
17594 2005-01-13 Richard Henderson <rth@redhat.com>
17596 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
17597 for converting the mask.
17599 2005-01-13 David Edelsohn <edelsohn@gnu.org>
17601 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
17604 2005-01-13 Richard Henderson <rth@redhat.com>
17606 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
17607 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
17608 IX86_BUILTIN_MOVDQ2Q): Remove.
17609 (IX86_BUILTIN_VEC_EXT_V4SI): New.
17610 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
17611 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
17613 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
17614 (sse2_pextrw): Fix immediate constraint.
17615 (sse2_loadq, sse2_loadq_rex64): Remove.
17616 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
17617 Use __builtin_ia32_vec_ext_<size>.
17618 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
17620 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
17622 * function.c (assign_parm_setup_block): Look inside original
17623 entry_parm when inspecting PARALLEL.
17625 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
17626 Joel Sherrill <joel@oarcorp.com>
17629 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
17630 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
17631 rtems_gxx_recursive_mutex_init.
17632 (__gthread_recursive_mutex_lock): New function.
17633 (__gthread_recursive_mutex_trylock): Likewise.
17634 (__gthread_recursive_mutex_unlock): Likewise.
17636 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
17638 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
17640 2005-01-13 Jan Beulich <jbeulich@novell.com>
17642 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
17643 (ashrti3_internal): Indicate output is early clobber. Generate result
17644 into output rather than first input. Use move for low word of output
17645 if shift count is exactly 64.
17646 (lshrti3_internal): Likewise.
17648 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
17652 * reload1.c (delete_output_reload): Don't delete an output reload
17653 if the pseudo lives longer than a single basic block. Adjust and
17654 improve wording of comment.
17656 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
17659 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
17660 of TYPE_SIZE where we mean the number of bytes.
17662 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
17664 * function.c (assign_parm_setup_block): Relax condition on
17665 multi-register optimization.
17667 2005-01-12 Nick Clifton <nickc@redhat.com>
17669 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
17670 an "in_delay_slot" attribute of "no" to prevent them being used in
17671 delay slots. This is forbidden because they might generate
17674 2005-01-12 Alan Modra <amodra@bigpond.net.au>
17677 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
17678 with r->Y and Y->r.
17680 2005-01-12 Nick Clifton <nickc@redhat.com>
17682 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
17683 passed on to GAS) but do not define, as GAS no longer supports or
17684 needs the -m2000 option.
17686 2005-01-11 Roger Sayle <roger@eyesopen.com>
17688 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
17689 type as args of unprototyped builtins aren't automatically promoted.
17690 (fold_builtin_abs): Likewise.
17692 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17694 * Makefile.in: Set a `build-warn' variable.
17696 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17698 PR tree-optimization/17949
17699 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
17700 (find_interesting_uses_address): Use it.
17702 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
17704 * regrename.c (kill_value): Handle subreg's that won't simplify.
17706 2005-01-11 Richard Henderson <rth@redhat.com>
17709 * config/i386/i386.h (enum ix86_builtins): Move ...
17710 * config/i386/i386.c: ... here.
17711 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
17712 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
17713 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
17714 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
17715 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
17716 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
17717 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
17718 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
17719 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
17720 IX86_BUILTIN_LOADDDUP): Remove.
17721 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
17722 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
17723 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
17724 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
17725 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
17726 (ix86_init_builtins): Make static.
17727 (ix86_init_mmx_sse_builtins): Update for changed builtins.
17728 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
17729 if all the modes match. Otherwise, fake it.
17730 (get_element_number, ix86_expand_vec_init_builtin,
17731 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
17732 (ix86_expand_builtin): Make static. Update for changed builtins.
17733 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
17734 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
17735 (ix86_expand_vector_init_duplicate): New.
17736 (ix86_expand_vector_init_low_nonzero): New.
17737 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
17738 Split out from ix86_expand_vector_init; handle integer modes.
17739 (ix86_expand_vector_init): Use them.
17740 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
17741 * config/i386/i386-protos.h: Update.
17742 * config/i386/predicates.md (reg_or_0_operand): New.
17743 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
17744 (movv2sf_internal): Likewise. And a splitter to match them all.
17745 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
17746 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
17747 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
17748 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
17749 (mmx_pinsrw): Fix operand ordering.
17750 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
17751 rather than sse_loadss expander.
17752 (movv2df splitter): Similarly.
17753 (sse_loadss, sse_loadlss): Remove.
17754 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
17755 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
17756 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
17757 (sse3_movddup): Rename with '*'.
17758 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
17759 (sse2_loadsd): Remove.
17760 (vec_dupv2df_sse3): Rename from sse3_loadddup.
17761 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
17762 (sse2_pinsrw): Fix argument ordering.
17763 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
17764 (sse2_stored): Remove 'r' destination.
17765 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
17766 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
17767 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
17768 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
17769 vec_extractv16qi, vec_initv16qi): New.
17771 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
17772 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
17773 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
17775 (_mm_load_pd, _mm_store_pd): Use plain dereference.
17776 (_mm_load_si128, _mm_store_si128): Likewise.
17777 (_mm_load1_pd): Use _mm_set1_pd.
17778 (_mm_load_sd): Use _mm_set_sd.
17779 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
17780 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
17781 (_mm_set_epi64): Use _mm_set_epi64x.
17782 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
17783 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
17784 _mm_setr_epi8): Use _mm_set_foo form.
17785 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
17786 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
17787 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
17788 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
17789 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
17790 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
17791 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
17792 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
17793 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
17794 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
17795 (_mm_movedup_pd): Use _mm_shuffle_pd.
17796 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
17797 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
17798 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
17799 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
17800 Use _mm_setzero_ps.
17801 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
17802 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
17803 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
17804 (_mm_store_ps): Use raw dereference.
17805 (_mm_store1_ps): Use _mm_storeu_ps.
17806 (_mm_storer_ps): Use _mm_store_ps.
17807 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
17808 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
17810 2005-01-11 Stan Shebs <shebs@apple.com>
17812 * config/rs6000/rs6000.c (machopic_output_stub): Issue
17813 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
17815 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
17818 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
17819 Skip all DECLs except for FIELD_DECLs.
17821 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
17823 * config/s390/s390.c (override_options): Return error if
17824 -mbackchain, -mpacked-stack and -mhard-float are used together.
17825 (s390_va_start): Remove the backchain && packed-stack special case.
17826 (s390_gimplify_va_arg): Likewise.
17827 * doc/invoke.texi: Remove the ABI incompatibility note.
17829 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
17831 * config/s390/s390.c (struct s390_frame_layout): Remove
17833 (s390_frame_info, s390_emit_prologue): Replace occurrences of
17834 save_backchain_p with TARGET_BACKCHAIN.
17836 2005-01-11 Alan Modra <amodra@bigpond.net.au>
17839 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
17840 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
17841 * function.c (locate_and_pad_parm): Set new field.
17842 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
17843 Tweak where_pad test to include "none". Always set mem align for
17845 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
17846 not sufficient for type.
17847 (assign_parm_setup_block): If stack_parm is zero on entry, always
17848 make a new stack local. Block move old stack parm if necessary
17849 to new aligned stack local.
17850 (assign_parm_setup_stack): Use a block move to handle
17851 potentially misaligned entry_parm.
17852 (assign_parms_unsplit_complex): Specify required alignment when
17853 creating stack local.
17854 * calls.c (compute_argument_addresses): Override alignment of stack
17855 arg calculated from its type with the alignment given by
17856 FUNCTION_ARG_BOUNDARY.
17857 (store_one_arg): Likewise.
17859 2005-01-11 Jan Beulich <jbeulich@novell.com>
17861 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
17862 Change respective itanium_class attribute to ialu.
17863 (shladdp4_internal): New.
17864 * config/ia64/predicates.md (shladd_log2_operand): New.
17866 2005-01-11 Richard Henderson <rth@redhat.com>
17868 * expr.c (store_constructor): Use rtvec_alloc instead of
17869 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
17871 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
17873 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
17875 2005-01-11 Alan Modra <amodra@bigpond.net.au>
17877 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
17878 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
17879 (TARGET_RWRELOC): Define.
17880 (ia64_rwreloc_section_type_flags): Delete.
17881 (ia64_section_type_flags): New function.
17882 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
17883 (TARGET_RWRELOC): Define.
17885 2005-01-10 David Mosberger <davidm@hpl.hp.com>
17888 * config/ia64/ia64.c (process_set): For alloc insn, only call
17889 process_epilogue is !frame_pointer_needed.
17891 2005-01-10 Roger Sayle <roger@eyesopen.com>
17894 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
17895 unary operator and can't be treated as a binary/comparison operator.
17897 2005-01-10 Richard Henderson <rth@redhat.com>
17899 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
17900 (ix86_return_in_memory): Likewise.
17901 (function_arg_advance): Likewise. Mirror structure in function_arg
17902 for choosing register to advance.
17904 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
17906 * tree-vectorizer.c, tree.def: Fix comment typos.
17908 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
17910 * config/s390/s390.c (struct processor_costs): 4 new fields:
17911 ddbr, ddr, debr, der.
17912 (s390_rtx_costs): More precise handling of divide instructions.
17914 2005-01-10 David Edelsohn <edelsohn@gnu.org>
17916 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
17918 2005-01-10 Jan Beulich <jbeulich@novell.com>
17920 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
17921 names resulting from -ffunction-sections/-fdata-sections and linkonce
17923 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
17924 based on the section name. Rearrange the section name comparison logic
17925 slightly so that each section name is compared against at most once.
17927 2005-01-10 Ben Elliston <bje@au.ibm.com>
17929 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
17930 targets for which -fPIC reduces limitations on the GOT size.
17932 2005-01-09 Falk Hueffner <falk@debian.org>
17934 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
17937 2005-01-09 David Edelsohn <edelsohn@gnu.org>
17940 * collect2.c (main): Set aixrtl_flag for -brtl option.
17941 (resolve_lib_name): Search for .so file extension before .a
17942 if aixrtl_flag set.
17944 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
17946 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
17947 (vect_analyze_data_refs_alignment): Add dump prints.
17949 2005-01-09 Ira Rosen <irar@il.ibm.com>
17951 * tree-vectorizer.c (vect_analyze_offset_expr): Use
17952 expr_invariant_in_loop_p.
17953 Initialize outputs first thing in the function.
17954 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
17955 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
17956 (vect_analyze_pointer_ref_access): Check that the initial condition of
17957 the access function is loop invariant.
17959 2005-01-09 Richard Henderson <rth@redhat.com>
17961 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
17962 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
17963 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
17964 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
17965 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
17966 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
17967 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
17968 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
17969 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
17970 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
17971 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
17972 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
17973 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
17974 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
17975 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
17976 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
17977 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
17978 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
17979 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
17980 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
17981 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
17982 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
17983 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
17985 (mmx_clrdi, pavgusb): Remove.
17986 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
17987 with leading sse_ prefix.
17988 * config/i386/sse.md: Receive them.
17989 * config/i386/mmx.md: New file.
17990 (MMXMODE12, MMXMODE24, mmxvecsize): New.
17991 (subrv2sf3): Turn into expander for normal subtraction.
17992 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
17993 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
17994 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
17995 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
17996 commutative; use ix86_binary_operator_ok.
17997 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
17998 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
17999 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
18000 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
18001 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
18002 Macroize from existing patterns; use ix86_binary_operator_ok.
18003 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
18004 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
18005 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
18006 with vec_select+vec_concat.
18007 (mmx_pshufw, mmx_pshufw_1): Likewise.
18008 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
18009 (mmx_uavgv4hi3): Model correctly.
18010 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
18011 _mm_xor_si64): Remove casts.
18013 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
18015 PR tree-optimization/19224
18016 * tree-scalar-evolution.c (get_instantiated_value,
18017 set_instantiated_value): New functions.
18018 (instantiate_parameters_1): Cache the results.
18019 (instantiate_parameters, resolve_mixers): Initialize and free
18022 2005-01-08 David Edelsohn <edelsohn@gnu.org>
18024 * config/i386/i386.md (addhi_4): Correct reference in comment.
18027 2005-01-08 Richard Henderson <rth@redhat.com>
18029 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
18030 (_mm_cvtsi128_si64x): Likewise.
18031 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
18032 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
18033 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
18034 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
18035 * config/i386/i386-protos.h: Update.
18036 * config/i386/i386.c (print_operand): Add 'H'.
18037 (ix86_fixup_binary_operands): Split out from ...
18038 (ix86_expand_binary_operator): ... here.
18039 (ix86_fixup_binary_operands_no_copy): New.
18040 (ix86_expand_fp_absneg_operator): Handle vector mode results.
18041 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
18042 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
18043 (safe_vector_operand): Use CONST0_RTX.
18044 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
18045 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
18046 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
18047 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
18049 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
18050 (IX86_BUILTIN_CMPNGESS): New.
18051 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
18052 (attr type): Add sselog1.
18053 (attr unit, attr memory): Handle it.
18054 (movti, movti_internal, movti_rex64): Move near other integer moves.
18055 (movtf, movtf_internal): Move near other fp moves.
18056 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
18057 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
18058 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
18059 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
18060 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
18061 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
18062 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
18063 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
18064 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
18065 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
18066 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
18067 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
18068 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
18069 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
18070 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
18071 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
18072 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
18073 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
18074 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
18075 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
18076 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
18077 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
18078 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
18079 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
18080 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
18081 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
18082 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
18083 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
18084 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
18085 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
18086 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
18087 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
18088 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
18089 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
18090 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
18091 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
18092 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
18093 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
18094 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
18095 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
18096 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
18097 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
18098 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
18099 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
18101 (SSEPUSH, push<SSEPUSH>): Remove.
18102 (MMXPUSH, push<MMXPUSH>): Remove.
18103 (sse_movaps, sse_movaps_1, sse_movups): Remove.
18104 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
18105 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
18106 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
18107 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
18108 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
18109 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
18110 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
18111 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
18112 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
18113 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
18114 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
18115 (ppro_sse_log_V4SF): Handle sselog1.
18116 * config/i386/predicates.md (const_0_to_1_operand): New.
18117 (const_0_to_255_mul_8_operand): New.
18118 (const_1_to_31_operand): Rename from const_int_1_31_operand.
18119 (const_2_to_3_operand, const_4_to_7_operand): New.
18120 * config/i386/sse.md: New file.
18121 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
18122 (sse_movups): Rename from sse_movups_1.
18123 (sse_loadlss): Rename from sse_loadss_1.
18124 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
18126 (negv4sf2): Use ix86_expand_fp_absneg_operator.
18127 (absv4sf2, negv2df, absv2df): New.
18128 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
18129 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
18130 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
18131 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
18132 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
18133 (sse3_addsubv4sf3): Model correctly.
18134 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
18135 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
18136 (sse_movhlps): Model with vec_select+vec_concat.
18137 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
18138 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
18139 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
18140 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
18141 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
18142 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
18143 sse2_pshufhw_1): Likewise.
18144 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
18145 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
18146 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
18147 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
18148 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
18149 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
18150 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
18151 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
18152 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
18153 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
18154 sminv8hi3): Mark commutative
18155 operands. Use ix86_binary_operator_ok.
18156 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
18157 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
18158 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
18159 sse2_punpcklqdq): Allow operand2 in memory.
18160 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
18161 sse2_movsd): Add memory alternatives.
18162 (sse_storelps): Turn expander into an insn; split after reload.
18163 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
18164 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
18166 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
18168 * configure.ac (DWARF-2 debug_line): Use objdump.
18169 * configure: Regenerate.
18171 2005-01-08 Jeff Law <law@redhat.com>
18172 Diego Novillo <dnovillo@redhat.com>
18174 PR tree-optimization/18241
18175 * tree-nrv.c (tree_nrv): Ignore volatile return values.
18176 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
18177 statements with volatile operands.
18178 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
18179 operands after marking a statement with has_volatile_ops.
18181 2005-01-08 Roger Sayle <roger@eyesopen.com>
18183 * tree.c (int_fits_type_p): Always honor integer constant
18184 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
18186 2005-01-08 Roger Sayle <roger@eyesopen.com>
18188 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
18189 the latent bug in rtl_delete_block has been resolved.
18191 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
18193 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
18194 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
18196 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
18198 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
18199 library as @multilib_dir@/$(SHLIB_SONAME).
18201 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
18203 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
18204 * configure: Regenerate.
18206 2005-01-07 Jakub Jelinek <jakub@redhat.com>
18208 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
18211 2005-01-07 David Edelsohn <edelsohn@gnu.org>
18214 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
18215 Convert non-word aligned offset address using ld/std into
18218 2005-01-07 Richard Henderson <rth@redhat.com>
18220 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
18222 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
18224 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
18226 2005-01-07 Jakub Jelinek <jakub@redhat.com>
18228 PR tree-optimization/19283
18229 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
18230 is not shorter than the original type.
18232 PR rtl-optimization/19012
18233 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
18235 PR rtl-optimization/18861
18236 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
18237 (FULL_STATE): Define.
18238 (mark_tablejump_edge): New function.
18239 (purge_dead_tablejump_edges): New function.
18240 (find_bb_boundaries): Use it.
18242 PR tree-optimization/18828
18243 * builtins.c (expand_builtin_next_arg): Remove argument and all
18244 the argument checking.
18245 (expand_builtin): Adjust caller.
18246 (expand_builtin_va_start): Likewise. Remove error for too many
18248 (fold_builtin_next_arg): Issue error for too many arguments.
18249 After checking arguments, replace them with magic arguments that
18250 prevent further checking of the args.
18252 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18254 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
18256 2005-01-06 Roger Sayle <roger@eyesopen.com>
18259 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
18260 and %{.S:...} (and their negative variants) to test whether the
18261 input file is assembler or pre-processed-assembler independent of
18262 the actual filename extension.
18264 2005-01-06 Roger Sayle <roger@eyesopen.com>
18266 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
18267 of sign or zero extended values.
18269 2005-01-06 Geoffrey Keating <geoffk@apple.com>
18271 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
18272 for IBM long double format correctly.
18274 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
18276 Fix PR tree-optimization/18792
18278 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
18279 to first_loop_depth, and use loop depth instead of loop number.
18280 (build_classic_dir_vector): Ditto.
18281 (compute_data_dependences_for_loop): Use depth, not loop number.
18282 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
18283 number. Pass in loops, instead of loop numbers.
18284 (gather_interchange_stats): Ditto.
18285 (linear_transform_loops): Ditto.
18287 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
18290 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
18291 biv_fits_mode_p, extension_within_bounds_p): New functions.
18292 (check_ext_dependent_givs): Use them.
18294 2005-01-06 Roger Sayle <roger@eyesopen.com>
18296 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
18297 more than one barrier, in which case we should delete them all.
18299 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
18301 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
18303 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
18305 Fix PR middle-end/19286
18307 * dwarf2out.c (gen_subprogram_die): If we've already tried to
18308 output this subprogram, simply ignore this attempt to do it again.
18309 (add_abstract_origin_attribute): Don't abort trying to add the abstract
18310 origin attribute if it's not possible.
18311 (gen_block_die): Don't ignore subblocks of "unused" blocks.
18312 (decls_for_scope): Ditto.
18313 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
18314 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
18316 2005-01-05 Richard Henderson <rth@redhat.com>
18319 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
18320 (bdesc_2arg): Use it.
18321 (ix86_expand_binop_builtin): Force operands into registers
18323 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
18324 ix86_expand_sse_compare, ix86_expand_sse_comi,
18325 ix86_expand_builtin): Likewise.
18327 2005-01-05 Richard Henderson <rth@redhat.com>
18329 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
18331 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
18332 (mulv4hi3): Set itanium_class mmmul.
18333 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
18334 (fpack): Rename from fpack_sfsf.
18336 2005-01-05 Richard Henderson <rth@redhat.com>
18339 * reload1.c (do_input_reload): Restrict the optimization deleteing
18340 a previous output reload to RELOAD_FOR_INPUT.
18342 2005-01-05 Steven Bosscher <stevenb@suse.de>
18344 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
18345 comment that we fall through after case.
18346 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
18347 (distribute_links): Likewise.
18348 * cse.c (cse_insn): Likewise.
18349 * cselib.c (cselib_invalidate_mem): Likewise.
18350 * df.c: Update comments at the top of the file.
18351 (read_modify_subreg_p): Update comments here too.
18352 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
18353 * flow.c (mark_set_1): Likewise.
18354 (mark_used_regs): Likewise.
18355 * gcse.c (mems_conflict_for_gcse_p): Likewise.
18356 (canon_list_insert): Likewise.
18357 (mark_set): Likewise.
18358 (try_replace_reg): Likewise.
18359 (store_killed_in_insn): Likewise.
18360 * loop.c (count_one_set): Likewise.
18361 (basic_induction_var): Likewise.
18362 * postreload-gcse.c (find_mem_conflicts): Likewise.
18363 * postreload.c (reload_combine_note_store): Likewise.
18364 (move2add_note_store): Likewise.
18365 * reload.c (find_equiv_reg): Likewise.
18366 (mark_referenced_resources): Likewise.
18367 * rtlanal.c (set_noop_p): Likewise.
18368 (note_stores): Likewise.
18369 (note_uses): Likewise.
18370 * sched-deps.c (sched_analyze_1): Likewise.
18371 * sched-rgn.c (check_live_1): Likewise.
18372 (update_live_1): Likewise.
18373 * config/i860/i860.c: Likewise.
18375 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
18377 (ZERO_EXTRACT): Mention that this one can be an lvalue.
18379 * doc/rtl.texi: Update documentation for bit-fields and SET.
18381 2005-01-05 Roger Sayle <roger@eyesopen.com>
18383 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
18385 2005-01-05 Jan Hubicka <jh@suse.cz>
18386 Richard Henderson <rth@redhat.com>
18389 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
18392 2005-01-05 Richard Henderson <rth@redhat.com>
18395 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
18396 (sse_shufps): Change operand 3 to const_int_operand.
18397 (sse2_storelps): Fix typo in template.
18398 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
18399 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
18400 (ix86_expand_builtin): Likewise.
18402 2005-01-05 Julian Brown <julian@codesourcery.com>
18404 * config/arm/arm.c (arm_return_in_memory): Treat complex types
18405 as aggregates for AAPCS ABIs.
18407 2005-01-05 Stan Shebs <shebs@apple.com>
18409 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
18410 Mach-O getters if ppc64.
18411 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
18413 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
18414 signed four-byte field for global code case.
18415 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
18417 2005-01-05 Roger Sayle <roger@eyesopen.com>
18419 PR middle-end/19100
18420 * c-common.c: Include real.h.
18421 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
18422 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
18423 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
18424 * Makefile.in (c-common.o): Update dependencies.
18426 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
18428 * c-parse.in (asm_string): Add trailing semicolon.
18430 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
18432 * c-parse.in (asm_string): New. Don't allow wide strings in
18434 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
18435 asm_string instead of STRING.
18437 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
18439 * c-typeck.c (constructor_no_implicit): Remove.
18440 (set_designator, process_init_element): Don't check
18441 constructor_no_implicit.
18443 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
18444 Kaz Kojima <kkojima@gcc.gnu.org>
18447 * lcm.c (create_pre_exit): New.
18448 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
18449 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
18451 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
18453 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
18454 -msoft-float in target_float_switch.
18455 * arm.c (arm_override_options): Fix processing of target_float_switch.
18457 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
18459 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
18462 2004-01-05 Uros Bizjak <uros@kss-loka.si>
18464 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
18465 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
18467 2005-01-04 Roger Sayle <roger@eyesopen.com>
18469 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
18470 if deleting the then-block allows the test-block to fallthru to the
18473 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
18476 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
18477 after the full declaration if the are in two different TUs.
18479 2005-01-04 Richard Henderson <rth@redhat.com>
18482 * tree-sra.c (generate_one_element_init): Just
18483 call gimplify_and_add.
18484 (generate_element_init): Record the
18485 new referenced variables and mark them for renaming
18486 and split out to ...
18487 (generate_element_init_1): This.
18488 (scalarize_init): Don't call push_gimplify_context/
18489 pop_gimplify_context.
18491 2005-01-04 Geoffrey Keating <geoffk@apple.com>
18493 * toplev.c (get_src_pwd): Handle failure of getpwd().
18495 2005-01-04 Roger Sayle <roger@eyesopen.com>
18497 * fold-const.c (fold_single_bit_test): Delete unreachable handling
18499 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
18500 all the cases handled by it are inverted by invert_truthvalue.
18502 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
18504 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
18505 (save_register_windowsi): Likewise.
18507 2005-01-04 Richard Henderson <rth@redhat.com>
18509 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
18511 2005-01-04 Uros Bizjak <uros@kss-loka.si>
18513 PR middle-end/17767
18514 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
18515 any simplifications of vector mode comparison operators.
18516 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
18518 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
18519 Devang Patel <dpatel@apple.com>
18521 PR tree-optimization/18308
18522 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
18523 the operands before creating a new expression.
18524 * dojump.c (do_jump): Make drop_through_label available
18525 for all cases. Add expansion of COND_EXPR.
18527 2005-01-04 Ira Rosen <irar@il.ibm.com>
18529 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
18530 INTEGER_CST instead of TREE_CONSTANT.
18531 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
18532 instead of TREE_CONSTANT.
18533 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
18534 instead of TREE_CONSTANT.
18536 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
18538 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
18540 2005-01-04 Uros Bizjak <uros@kss-loka.si>
18543 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
18544 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
18546 2005-01-03 Richard Henderson <rth@redhat.com>
18548 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
18549 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
18550 fold_convert_const_real_from_real): Split out from ...
18551 (fold_convert_const): ... here.
18553 2005-01-03 Richard Henderson <rth@redhat.com>
18556 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
18557 (mov<MMXMODEI>_internal): Likewise.
18558 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
18559 Add V2SF case; use it for SSE1; don't use TI.
18560 (movdf_integer): Likewise.
18561 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
18563 2005-01-03 Ira Rosen <irar@il.ibm.com>
18565 * tree-vectorizer.c (vect_strip_conversions): New function.
18566 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
18567 check for binary class.
18569 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
18573 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
18575 * gimple-low.c (mark_blocks_with_used_vars): New function.
18576 (mark_blocks_with_used_subblocks): Ditto.
18577 (mark_used_blocks): Ditto.
18578 (pass_mark_used_blocks): New pass.
18579 * tree-inline.c: Include debug.h.
18580 (expand_call_inline): Call outlining_inline_function here.
18581 * tree-optimize.c (init_tree_optimization_passes): Add
18582 pass_mark_used_blocks.
18583 * tree-pass.h (pass_mark_used_blocks): New.
18584 * Makefile.in (tree-inline.o): Add debug.h dependency.
18586 2005-01-03 Geoffrey Keating <geoffk@apple.com>
18588 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
18589 VAR_DECLs to have weak_import attribute.
18591 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
18594 2004-01-03 Steven Bosscher <stevenb@suse.de>
18596 * passes.c (rest_of_compilation): Don't run regmove if only
18597 flag_expensive_optimizations, require flag_regmove instead.
18599 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
18601 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
18603 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
18604 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
18605 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
18606 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
18608 2005-01-03 Richard Henderson <rth@redhat.com>
18610 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
18611 (ia64_const_ok_for_letter_p): New.
18612 (ia64_const_double_ok_for_letter_p): New.
18613 (ia64_extra_constraint): New.
18614 (ia64_expand_vecint_compare): New.
18615 (ia64_expand_vcondu_v2si): New.
18616 (ia64_expand_vecint_cmov): New.
18617 (ia64_expand_vecint_minmax): New.
18618 (ia64_print_operand): Add 'v'.
18619 (ia64_preferred_reload_class): New.
18620 (ia64_vector_mode_supported_p): New.
18621 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
18622 (PREFERRED_RELOAD_CLASS): Move to function.
18623 (CONST_OK_FOR_LETTER_P): Move to function.
18624 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
18625 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
18626 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
18627 (EXTRA_CONSTRAINT): Move to function.
18628 * config/ia64/ia64.md: Include vect.md.
18629 (itanium_class): Add mmalua.
18631 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
18633 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
18634 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
18636 (const_int_2bit_operand): New.
18637 (fr_reg_or_0_operand): New.
18638 * config/ia64/ia64-modes.def: Add vector modes.
18639 * config/ia64/ia64-protos.h: Update.
18640 * config/ia64/vect.md: New file.
18642 2005-01-03 Richard Henderson <rth@redhat.com>
18644 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
18646 2005-01-03 Uros Bizjak <uros@kss-loka.si>
18649 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
18651 (log1pdf2): Change mode of operands[0,1] to DFmode.
18653 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
18655 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
18656 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
18657 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
18658 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
18659 SPARC_RELAXED_ORDERING.
18661 2005-01-03 Richard Henderson <rth@redhat.com>
18662 Uros Bizjak <uros@kss-loka.si>
18665 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
18666 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
18667 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
18669 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
18670 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
18671 const_pow2_1_to_128_operand): New predicates.
18673 2005-01-02 Greg McGary <greg@mcgary.org>
18675 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
18677 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
18678 object. [ptr_type]: Remove unused variable.
18679 Remember nearest addressable array-element or record-component
18680 when checking bitfield components. Tolerate empty BIND_EXPR.
18682 2005-01-01 Richard Henderson <rth@redhat.com>
18684 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
18685 that don't narrow the value. Fail for other conversions.
18687 2005-01-01 Richard Henderson <rth@redhat.com>
18690 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
18691 * c-lang.c (finish_file): Don't do it here.
18692 * objc/objc-act.c (objc_finish_file): Likewise.
18694 * cgraph.c (decl_assembler_name_equal): New.
18695 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
18696 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
18697 * cgraph.h (struct cgraph_varpool_node): Add next.
18698 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
18699 * varasm.c (assemble_alias): Mark the target as needed.
18701 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
18703 PR middle-end/19221
18704 * function.c (get_arg_pointer_save_area): Use entry_of_function
18705 instead of get_insns.
18707 2005-01-01 Roger Sayle <roger@eyesopen.com>
18708 Andrew Pinski <pinskia@physics.uc.edu>
18709 James E. Wilson <wilson@specifixinc.com>
18711 PR rtl-optimization/12092
18712 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
18715 2005-01-01 Roger Sayle <roger@eyesopen.com>
18716 Olivier Hainque <hainque@act-europe.fr>
18718 * tree.c (int_fits_type_p): A narrower type always fits in a
18719 wider one, except for negative values into unsigned types.
18721 2005-01-01 Roger Sayle <roger@eyesopen.com>
18723 * tree.c (int_fits_type_p): Compare the result of force_fit_type
18724 with the original constant rather than require TREE_OVERFLOW.
18726 2005-01-01 Steven Bosscher <stevenb@suse.de>
18728 PR middle-end/17544
18729 * c-decl.c (finish_function): If compiling C99, annotate the
18730 compiler generated return with the current file name and line 0.
18731 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
18732 the source line is greater than 0.
18733 (remove_bb): Likewise.