1 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
3 * print-tree.c (print_node): Ditto.
4 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
5 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
6 before accessing DECL_ARTIFICIAL.
7 Handle new tag tree codes.
8 * tree-flow-inline.h (clear_call_clobbered): Update for tag
10 (unmodifiable_var_p): Ditto.
11 * tree-flow.h (mem_tag_kind): Remove.
12 (struct var_ann_d): Remove mem_tag_kind member.
13 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
14 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
15 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
16 (group_aliases): Ditto.
17 (setup_pointers_and_addressables): Ditto.
18 (is_escape_site): Ditto.
20 (create_tag_raw): New function.
21 (create_memory_tag): Use it.
22 (dump_alias_info): Update for tags.
23 (may_be_aliased): Ditto.
24 (add_type_alias): Ditto.
25 (new_type_alias): Ditto.
27 (create_structure_vars): Ditto.
28 * tree-ssa-ccp.c (get_default_value): Ditto.
29 * tree-ssa-operands.c (get_expr_operands): Ditto.
30 (add_stmt_operand): Ditto.
31 (add_call_clobber_ops): Remove duplicated condition.
32 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
34 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
35 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
36 * tree.c (init_ttree): Update structures for new tree codes.
37 (tree_code_size): Update sizes for new tree codes.
38 (make_node_stat): Don't try to set common things on minimal
40 (tree_node_structure): Update for tags.
41 (is_global_var): Ditto.
42 * tree.def: Add new tree codes.
43 * tree.h (MTAG_P): New macro.
44 (TREE_MEMORY_TAG_CHECK): Ditto.
45 (SSA_VAR_P): Update for tags.
46 (struct tree_memory_tag): New structure.
47 (MTAG_GLOBAL): New macro.
48 (union tree_node): Add memory tag member.
49 * treestruct.def (TS_MEMORY_TAG): New.
51 2005-12-05 Dale Johannesen <dalej@apple.com>
53 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
54 what was approved (PR 24323).
56 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
58 * doc/c-tree.texi (Function Bodies): Remove description of
61 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
63 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
64 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
65 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
66 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
67 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
70 2005-12-05 Geoffrey Keating <geoffk@apple.com>
72 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
74 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
76 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
77 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
79 * config/darwin.c (machopic_select_section): It's not defined
80 as weak if it's only marked as weak_import.
82 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
85 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
86 A hidden weak object does bind locally. Strong linkonce data
87 counts like any other strong symbol for binding.
88 (weak_finish_1): Don't specially handle weakrefs, they no longer
90 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
91 * c-common.c (handle_alias_attribute): Allow static aliases
93 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
94 * gthr-dce.h: Make weakrefs static.
95 * gthr-tpf.h: Likewise.
96 * gthr-solaris.h: Likewise.
97 * gthr-posix.h: Likewise.
98 * gthr-posix95.h: Likewise.
99 * config/darwin.c (darwin_encode_section_info): static weakref
100 variables are not necessarily defined in this translation unit.
101 * doc/extend.texi (Function Attributes): Mention that an alias
102 attribute creates a definition for the thing it's attached to.
103 Change the documentation for weakref to say that the thing
104 it's attached to must be static.
106 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
107 we don't go into an infinite loop.
109 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
111 * config/rs6000/predicates.md (logical_const_operand): Split
112 out of logical_operand.
113 (logical_operand): Use it.
114 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
115 logical_const_operand.
117 2005-12-05 Jan Beulich <jbeulich@novell.com>
119 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
120 and IX86_BUILTIN_CMPNESS.
121 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
122 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
123 * config/i386/i386.md (movti_internal): Correct type attribute.
124 Simplify mode attribute.
125 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
126 Correct type attribute.
127 (absxf2): Correct operator.
128 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
129 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
130 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
132 (sse2_vmsqrtv2df2): Correct mode attribute.
134 2005-12-05 Jan Beulich <jbeulich@novell.com>
136 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
137 16 bits. Provide insn pattern for this case.
139 2005-12-05 Jan Beulich <jbeulich@novell.com>
141 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
143 (__popcountDI2): Likewise.
145 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
148 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
149 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
150 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
153 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
155 * c-typeck.c (null_pointer_constant_p): New function.
156 (build_conditional_expr, build_c_cast, convert_for_assignment,
157 build_binary_op): Use it.
159 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
161 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
162 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
164 (check_function_arguments_recurse): Allow both NOP_EXPR and
165 CONVERT_EXPR but check conversions preserve precision.
166 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
167 but check conversions preserve precision.
168 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
171 2005-12-04 Roger Sayle <roger@eyesopen.com>
174 * common.opt (Wstring-literal-comparison): New command line option.
175 * c-opts.c (c_common_handle_option): Set it with -Wall.
176 * c-typeck.c (parser_build_binary_op): Issue warning if either
177 operand of a comparison operator is a string literal, except for
178 testing equality or inequality against NULL.
180 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
182 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
184 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
185 of building a NOP_EXPR.
186 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
188 * c-convert.c (convert): Use fold_convert instead of building
189 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
190 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
192 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
193 NOP_EXPR the same as CONVERT_EXPR.
194 * c-typeck.c (build_function_call): Use fold_convert instead of
195 building a NOP_EXPR directly.
196 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
198 2005-12-03 Alan Modra <amodra@bigpond.net.au>
200 PR rtl-optimization/25197
201 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
204 2005-12-02 Stuart Hastings <stuart@apple.com>
206 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
209 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
211 * c-typeck.c (default_function_array_conversion,
212 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
213 (build_conditional_expr): Apply integer_zerop to orig_op1 and
214 orig_op2. Don't check them for NOP_EXPR.
215 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
218 2005-12-03 Alan Modra <amodra@bigpond.net.au>
220 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
221 toc_save_offset, toc_size, lr_size.
222 (rs6000_stack_info): Use memset rather than bss struct copy to init.
223 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
224 Adjust for removal of unused rs6000_stack_t fields.
225 (debug_stack_info): Adjust.
226 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
227 first, and don't bother checking for set/inc of lr on sibcalls.
228 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
230 2005-12-02 Jakub Jelinek <jakub@redhat.com>
233 * config/i386/i386.md (movqi_1): Only force imovx for alternative
234 5 if operand 1 is not aligned. Undo previous constraint change.
235 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
237 2005-12-02 Richard Guenther <rguenther@suse.de>
239 * tree.h (build): Remove prototype.
240 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
241 * tree.c (build): Remove.
242 (build0_stat): Update comment.
244 2005-12-02 Richard Guenther <rguenther@suse.de>
246 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
247 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
249 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
250 maybe_fold_offset_to_component_ref): Likewise.
251 * tree-ssa-dom.c (thread_across_edge,
252 simplify_rhs_and_lookup_avail_expr,
253 find_equivalent_equality_comparison, record_equivalences_from_stmt):
255 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
256 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
257 lower_try_finally_switch): Likewise.
258 * tree-if-conv.c (add_to_dst_predicate_list,
259 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
260 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
261 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
262 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
263 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
264 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
265 gimplify_init_ctor_eval, gimplify_init_constructor,
266 gimplify_variable_sized_compare, gimplify_boolean_expr,
267 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
268 gimplify_expr, gimplify_body, gimplify_function_tree,
269 force_gimple_operand): Likewise.
270 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
271 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
272 mx_register_decls): Likewise.
273 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
274 get_frame_field, finalize_nesting_tree_1): Likewise.
275 * tree-inline.c (setup_one_parameter): Likewise.
276 * tree-vect-transform.c (vectorizable_condition): Likewise.
277 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
279 * tree-profile.c (tree_gen_edge_profiler): Likewise.
280 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
281 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
282 * tree-chrec.h (build_polynomial_chrec): Likewise.
284 2005-12-02 Richard Guenther <rguenther@suse.de>
286 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
287 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
288 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
289 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
290 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
291 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
292 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
294 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
295 sh_adjust_unroll_max): Likewise.
296 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
297 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
298 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
300 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
302 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
305 2005-12-02 Richard Guenther <rguenther@suse.de>
307 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
308 simplify_cond_using_ranges): Use buildN instead of build.
309 * tree-tailcall.c (adjust_accumulator_values,
310 adjust_return_value): Likewise.
311 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
312 generate_element_copy, generate_element_zero,
313 generate_one_element_init): Likewise.
314 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
315 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
316 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
317 perfect_nestify): Likewise.
319 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
321 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
323 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
325 * ggc.h (GGC_RESIZEVEC): New.
327 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
329 * gcc.c (execute): Improve readability.
331 2005-12-02 Richard Guenther <rguenther@suse.de>
333 * tree-cfg.c (mark_used_vars): New function.
334 (dump_function_to_file): Dump only used VAR_DECLs.
336 2005-12-02 Richard Guenther <rguenther@suse.de>
338 * convert.c (convert_to_integer): Fix compare for nonpositive
339 constant to use tree_int_cst_sgn <= 0.
341 2005-12-02 Richard Guenther <rguenther@suse.de>
343 * convert.c (convert_to_integer): Use fold_convert instead
344 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
345 instead of comparing against 0. Use build_int_cst instead
346 of converting integer_zero_node.
348 2005-12-02 Richard Guenther <rguenther@suse.de>
350 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
353 2005-12-02 Alan Modra <amodra@bigpond.net.au>
356 * combine.c (simplify_logical <IOR>): Simplify more patterns to
359 2005-12-02 Alan Modra <amodra@bigpond.net.au>
362 * function.c (expand_function_end): Emit blockage for unwinder
365 2005-12-01 Roger Sayle <roger@eyesopen.com>
367 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
368 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
369 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
370 integer constant comparisons.
372 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
373 Janis Johnson <janis187@us.ibm.com>
374 David Edelsohn <dje@watson.ibm.com>
375 Ben Elliston <bje@au.ibm.com>
377 * dfp.h, dfp.c: New files.
378 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
379 (DECNUM_H): Likewise.
380 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
381 (INCLUDES): Append $(DECNUMINC).
382 (OBJS-common): Add dfp.o.
384 * real.h (EXP_BITS): Pinch one bit to ..
385 (struct real_value): Add decimal field.
386 (real_format): Change table size, update documentation.
387 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
388 (real_from_string3): Declare.
389 (decimal_single_format): Declare.
390 (decimal_double_format): Declare.
391 (decimal_quad_format): Declare.
392 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
393 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
394 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
395 * real.c: Include dfp.h.
396 (normalize): Early return for decimal floats.
397 (do_add): Zero decimal field.
398 (do_compare): Call do_decimal_compare for decimal floats.
399 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
400 (real_arithmetic): Call decimal_real_arithmetic for decimal
401 floating point operands.
402 (real_identical): If a and b are of differing radix, return false.
403 (real_to_integer): Call decimal_real_to_integer if the value is a
405 (real_to_integer2): Likewise, call decimal_real_to_integer2.
406 (real_to_decimal): Likewise, call decimal_real_to_decimal.
407 (real_to_hexadecimal): Place "N/A" in the return string for
409 (real_from_string3): New variant, given a mode.
410 (real_maxval): Use decimal_real_maxval for decimal floats.
411 (round_for_format): Use decimal_round_for_format for decimals.
412 (real_convert): Use decimal_real_convert where appropriate.
413 (significand_size): Handle base 10.
414 (encode_decimal_single, decode_decimal_single,
415 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
416 decode_decimal_quad): New functions.
417 (decimal_single_format): New.
418 (decimal_double_format): New.
419 (decimal_quad_format): New.
420 * machmode.def: Add SD, DD and TD decimal floating point modes.
421 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
422 Include MODE_DECIMAL_FLOAT.
423 (DECIMAL_FLOAT_MODE_P): New.
424 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
425 * genmodes.c (struct mode_data): Add counter field.
426 (struct mode_data): Update comment for format.
427 (blank_mode): Initialise counter field.
428 (new_mode): Increment counter field for each mode defined.
429 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
431 (make_complex_modes): Handle modes containing `D'.
432 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
433 (make_decimal_float_mode): New.
434 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
435 (cmp_modes): Compare counter field if other characteristics
437 (emit_real_format_for_mode): Support formats for decimal floats.
438 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
439 Document MODE_DECIMAL_FLOAT.
441 2005-12-02 Alan Modra <amodra@bigpond.net.au>
443 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
446 2005-12-01 Richard Henderson <rth@redhat.com>
448 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
450 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
452 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
454 * config/pa/pa.c (pa_init_builtins): If we detect
455 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
458 2005-12-01 Richard Guenther <rguenther@suse.de>
460 * fold-const.c (fold_binary): Use fold_build2, not
463 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
465 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
467 * vec.h (VEC_block_remove): New.
469 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
472 * c-common.c (lvalue_error): Fix wording.
474 2005-12-01 Richard Guenther <rguenther@suse.de>
476 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
477 thinko in last patch.
479 2005-12-01 Geoffrey Keating <geoffk@apple.com>
481 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
482 than -flat_namespace.
484 2005-12-01 Ben Elliston <bje@au.ibm.com>
486 * mklibgcc.in: Parameterise the script to build soft float
487 functions by iterating over each type, rather than cloning the
490 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
493 * builtins.c (fold_builtin_fputs): Defer check for missing
494 replacement functions.
496 2005-11-30 Kean Johnston <jkj@sco.com>
498 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
499 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
501 2005-11-30 Richard Guenther <rguenther@suse.de>
503 PR tree-optimization/22501
504 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
505 function split out from ...
506 (forward_propagate_addr_expr): ... here. Use it to propagate
507 ADDR_EXPRs to all uses.
509 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
511 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
512 * builtins.c (expand_builtin_mathfn): Use them.
513 (expand_builtin_mathfn_2): Likewise.
514 (expand_builtin_mathfn_3): Likewise.
515 (expand_builtin_int_roundingfn): Likewise.
516 (expand_builtin): Likewise.
517 (integer_valued_real_p): Likewise.
518 (fold_builtin_int_roundingfn): Likewise.
519 (fold_builtin_bitop): Likewise.
520 (fold_builtin_logarithm): Likewise.
521 (fold_builtin_1): Likewise.
522 * convert.c (convert_to_integer): Likewise.
523 * fold-const.c (negate_mathfn_p): Likewise.
524 (tree_expr_nonnegative_p): Likewise.
526 2005-11-30 Dale Johannesen <dalej@apple.com>
527 Andrew Pinski <pinskia@physics.uc.edu>
529 * combine.c (find_split_point): Sign extend bitmask
530 when changing bitfield assignment to IOR of AND.
532 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
534 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
535 clobber to scratch reg.
536 (*decrement_and_branch_until_zero_no_clobber): Remove.
537 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
538 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
539 * config/ms1/ms1.opt (mmul): Remove.
540 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
541 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
543 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
544 Bernd Schmidt <bernd.schmidt@analog.com>
546 * pa/predicates.md (symbolic_operand): Add comment.
547 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
548 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
549 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
550 (pa_secondary_reload_class): Delete.
551 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
552 and pa_secondary_reload_class. Reorder some checks. Update inline
553 copy of symbolic operand.
554 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
556 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
558 * loop-doloop.c (add_test): Only add jump notes if we did emit a
561 2005-11-30 Jeff Law <law@redhat.com>
563 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
564 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
566 2005-11-30 Jakub Jelinek <jakub@redhat.com>
568 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
569 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
570 (ia64_expand_move): Adjust caller.
572 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
573 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
576 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
578 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
579 Always produce an output if we can remove NEGs or canonicalize
580 (minus (minus ...)) expressions. Provide a fast path for the
582 (simplify_gen_binary): Do not call simplify_plus_minus.
583 (simplify_binary_operation_1): Reassociate at the end of the
586 2005-11-29 Evan Cheng <evan.cheng@apple.com>
588 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
589 moves and unpack to speed up.
591 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
593 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
594 argument, they are always sparc_compare_op0 and sparc_compare_op1.
595 (gen_v9_scc): Update callers.
596 * config/sparc/sparc.md: Likewise.
597 * config/sparc/sparc-protos.h: Update extern declaration.
599 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
601 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
603 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
606 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
608 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
609 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
612 2005-11-29 Ben Elliston <bje@au.ibm.com>
614 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
617 2005-11-29 Ben Elliston <bje@au.ibm.com>
619 * Makefile.in (clean-target): Depend on clean-target-libgcc.
620 (clean-target-libgcc): Import rule from the top-level Makefile.in.
622 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
626 * builtins.c (init_target_chars): New.
627 (expand_builtin_printf, expand_builtin_fprintf,
628 expand_builtin_sprintf, fold_builtin_sprintf,
629 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
630 fold_builtin_snprintf_chk, fold_builtin_printf,
631 fold_builtin_fprintf): Check for matching format strings using
634 2005-11-29 Paul Brook <paul@codesourcery.com>
636 * config.gcc: Do not use fixproto on m68k-elf.
638 2005-11-28 Roger Sayle <roger@eyesopen.com>
640 * expmed.c (div_cost): Replace with...
641 (sdiv_cost, udiv_cost): New.
642 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
643 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
644 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
645 (expand_divmod): Replace use of div_cost with either sdiv_cost
646 or udiv_cost depending upon the signedness of the operation.
648 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
651 * config/darwin.c (machopic_indirection_name,
652 machopic_output_indirection): Follow transparent alias chain.
654 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
656 * varasm.c (ultimate_transparent_alias_target): Add comment.
658 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
660 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
661 SET_SRC instead of XEXP where appropriate.
663 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
665 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
668 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
670 * config/fp-bit.h (LSHIFT): Take shift count parameter.
671 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
674 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
676 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
677 secondary_input_reload_class, made static. Adapt to new
679 (secondary_output_reload_class): Delete.
680 (TARGET_SECONDARY_RELOAD): New macro.
681 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
682 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
684 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
687 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
688 when its natural alignment is > BITS_PER_UNIT.
689 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
690 * c-common.c (handle_packed_attribute): Ignore packing on a field
691 whose type is naturally char aligned.
693 2005-11-28 Richard Guenther <rguenther@suse.de>
695 * c-common.c (strict_aliasing_warning): Handle all
696 component-ref like accesses.
698 2005-11-28 Roger Sayle <roger@eyesopen.com>
699 Uros Bizjak <uros@kss-loka.si>
702 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
703 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
704 when flag_unsafe_math_optimizations is set and
705 we don't care about NaNs or Infinities.
707 Move x/expN(y) and x/pow(y,z) transformation into common
708 flag_unsafe_math_optimizations section.
710 2005-11-27 Mark Mitchell <mark@codesourcery.com>
712 * gcc.c (main): Change type of argv to "char **".
714 2005-11-28 Alan Modra <amodra@bigpond.net.au>
716 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
718 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
719 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
720 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
721 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
722 output locals to sbss if !rs6000_elf_in_small_data_p.
723 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
725 2005-11-28 Alan Modra <amodra@bigpond.net.au>
728 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
730 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
731 indexed_or_indirect_address.
732 (indexed_or_indirect_address): Don't test for base reg. Call
733 address_operand last. Make it a special predicate.
735 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
737 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
739 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
742 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
744 (negate_expr): Likewise.
746 2005-11-27 Andreas Schwab <schwab@suse.de>
748 * config/m68k/m68k.c: Reindent and fix whitespace, remove
751 2005-11-27 Steven Bosscher <stevenb@suse.de>
753 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
754 has EH predecessor edges.
756 2005-11-26 Eric Christopher <echristo@apple.com>
758 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
759 register stalls by zero extending to the full register.
761 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
763 * config/floatunsisf.c, config/floatunsidf.c,
764 config/floatunsixf.c, config/floatunsitf.c: New files.
765 * config/ia64/t-hpux: Add floatunsitf.c.
766 * config/ia64/ia64.c (ia64_init_libfuncs): Use
767 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
769 2005-11-26 Richard Henderson <rth@redhat.com>
771 * c-lex.c (pragma_lex): Rename from c_lex.
772 * c-pch.c: Update for pragma_lex rename.
773 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
774 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
775 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
776 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
777 * doc/tm.texi: Likewise.
779 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
782 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
783 when overflow is undefined.
785 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
787 * doc/md.texi (Insn Canonicalizations): Refer to the
788 function commutative_operand_precedence for further rules.
790 2005-11-25 Roger Sayle <roger@eyesopen.com>
793 * expmed.c (choose_mult_variant): Return immediately when mult_cost
794 is less than zero. Limit mult_cost to a reasonable upper bound for
795 the synthetic multiplication sequence.
797 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
800 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
801 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
802 Lookup the explicit replacement functions for any unlocked
803 stdio builtin transformations.
805 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
807 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
809 * targhooks.c (default_secondary_reload): Don't require operand 2
810 for an input reload to be earlyclobber.
812 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
814 * fold-const.c (negate_mathfn_p): Fix comment and add support
815 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
818 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
821 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
822 _Q_ulltoq for unsigned conversions from SImode and DImode to
825 2005-11-25 Alan Modra <amodra@bigpond.net.au>
827 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
828 (__floatundidf, __floatundisf): Likewise.
830 2005-11-25 David Edelsohn <edelsohn@gnu.org>
832 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
833 (rs6000_override_options): Remove initialization of
835 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
836 (rs6000_emit_stack_tie): Same.
837 (emit_frame_save): Same.
838 (gen_frame_mem_offset): Same.
839 (rs6000_emit_prologue): Same.
840 (rs6000_emit_epilogue): Same.
842 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
845 * fold-const.c (fold_build): Convert bool_var != 1 and
846 bool_var == 0 to !bool_var.
848 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
851 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
852 for C being INTEGER_CST. Likewise for !=.
854 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
857 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
858 unsigned conversions from SImode to TFmode.
860 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
862 * expr.c (expand_expr_real_1): Fix error in last change.
864 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
866 * caller-save.c: (this_insn_sets): Move into:
867 (save_call_clobbered_regs).
868 (mark_set_regs): Get this_insn_sets from data.
870 (save_call_clobbered_regs): Take sets of the return value by
871 sibcalls into account.
873 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
876 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
877 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
878 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
879 (memory_move_secondary_cost, init_reg_autoinc): Remove
880 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
881 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
882 secondary_reload_class call.
883 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
885 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
886 (push_secondary_reload): Use secondary_reload target hook.
887 (secondary_reload_class, scratch_reload_class): New functions.
888 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
889 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
890 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
891 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
892 (secondary_reload_class, scratch_reload_class): Declare.
893 * reload1.c: Include target.h.
894 (reload_adjust_reg_for_temp): New function.
895 (reload_adjust_reg_for_icode): Likewise.
896 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
897 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
899 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
900 for inheritance. Support case when both secondary & tertiary reloads
901 are for intermediate registers.
902 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
903 with secondary_reload_class call. Support case when both secondary
904 & tertiary reloads are for intermediate registers.
905 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
906 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
907 * target.h (secondary_reload_info): New struct / typedef.
908 (struct gcc_target): New member secondary_reload.
909 * targhooks.c Include reload.h, optabs.h and recog.h.
910 (default_secondary_reload): New function.
911 * targhooks.h (default_secondary_reload): Declare.
912 * doc/tm.texi: Document secondary_reload target hook. Update
913 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
914 * doc/md.texi: Likewise.
916 * sh-protos.h (sh_secondary_reload): Declare.
917 * sh.c (TARGET_SECONDARY_RELOAD): Override.
918 (sh_secondary_reload): New function.
919 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
920 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
921 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
922 (HAVE_SECONDARY_RELOADS): Define.
923 * sh.md (reload_indf): Rename to:
925 (reload_outdf): Rename to:
926 (reload_outdf__RnFRm).
927 (reload_insf): Rename to:
929 (reload_insi): Rename to:
930 (reload_insi__i_fpul).
932 2005-11-24 Uros Bizjak <uros@kss-loka.si>
934 * configure.ac: Require at least texinfo 4.4.
935 * configure: Regenerate.
937 * doc/install.texi (Tools/packages necessary for building GCC):
938 Update required version of texinfo to at least 4.4.
939 (Installing GCC: Building): Update required version of texinfo
941 (Installing GCC: Final installation): Update required version
942 of texi2dvi to at least 4.4.
943 (Host/target specific installation notes for GCC): Update required
944 version of texinfo to at least 4.4.
946 2005-11-24 Richard Guenther <rguenther@suse.de>
947 Dirk Mueller <dmueller@suse.de>
950 * c-common.h (strict_aliasing_warning): Declare.
951 * c-common.c (strict_aliasing_warning): New function,
953 * c-typeck.c (build_c_cast): ... here.
955 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
957 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
959 (swap_commutative_operands_with_target): New.
961 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
963 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
964 also when doing PRE, rather than only for global CPROP.
966 2005-11-24 Ben Elliston <bje@au.ibm.com>
968 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
969 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
971 (expand_twoval_unop): Likewise.
972 (widen_clz): Likewise.
973 (expand_parity): Likewise.
974 (expand_unop): Likewise.
975 (emit_cmp_and_jmp_insn_1): Likewise.
976 (prepare_float_lib_cmp): Likewise.
978 2005-11-24 Ben Elliston <bje@au.ibm.com>
980 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
981 Remove unused `class' variable.
983 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
986 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
987 C/C++ diagnostic function warn_array_subscript_with_type_char.
988 * c-common.h (warn_array_subscript_with_type_char): Declare.
989 * c-common.c (warn_array_subscript_with_type_char): Define.
991 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
994 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
995 compiling at the intersection of C and C++.
997 2005-11-23 Mark Mitchell <mark@codesourcery.com>
999 * doc/invoke.texi: For man pages, include gcc-vers.texi.
1000 List @file in the option summary. Include the libiberty
1001 documentation for @file.
1002 * gcc.c (main): Call expandargv.
1003 * Makefile.in (gcc-vers.texi): Define srcdir.
1005 2005-11-23 Diego Novillo <dnovillo@redhat.com>
1007 * passes.c (init_optimization_passes): Document
1008 sequencing of passes.
1010 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
1012 * config/m68k/predicates.md (pcrel_address, extend_operator,
1013 post_inc_operand, pre_dec_operand): Remove redundant
1015 (const_uint32_operand, const_sint32_operand): Use gcc_assert
1017 (valid_dbcc_comparison_p): Rewrite in the lisp style.
1019 2005-11-23 Ben Elliston <bje@au.ibm.com>
1021 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
1023 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
1025 Preparatory work for PR target/21623:
1026 * alpha.c (secondary_reload_class): Rename to:
1027 (alpha_secondary_reload_class).
1028 * alpha.h, alpha-protos.h: Likewise.
1029 * mn10300.c (secondary_reload_class): Rename to:
1030 (mn10300_secondary_reload_class).
1031 * mn10300.h, mn10300-protos.h: Likewise.
1032 * pa.c (secondary_reload_class): Rename to:
1033 (pa_secondary_reload_class).
1034 * pa.h, pa-protos.h: Likewise.
1035 * rs6000.c (secondary_reload_class): Rename to:
1036 rs6000_secondary_reload_class.
1037 * rs6000.h, rs6000-protos.h: Likewise.
1039 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
1042 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
1044 2005-11-22 Ian Lance Taylor <ian@airs.com>
1046 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
1048 (prepare_cmp_insn): Likewise.
1050 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
1053 * m68k.md (zero_extendsidi2): Force operands[1] to a register
1054 if both operands[0] and operands[1] are memory.
1056 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
1059 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
1060 COMPARISON_CLASS_P and an integral types create create a new
1061 expression with the new type and fold that.
1063 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
1066 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
1067 to SUBTARGET_OS_CPP_BUILTINS.
1069 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
1071 * arm.c (emit_set_insn): New function.
1072 (arm_split_constant): Call it.
1073 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
1074 (arm_legitimize_address): Likewise. Use plus_constant.
1075 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
1076 (thumb_expand_prologue): Likewise.
1077 (arm_gen_load_multiple): Use VOIDmode in SET.
1078 (arm_gen_store_multiple): Likewise.
1079 (vfp_emit_fstmx): Likewise. Use plus_constant.
1080 (emit_multi_reg_push): Likewise.
1081 (emit_sfm): Use plus_constant.
1083 2005-11-23 Alan Modra <amodra@bigpond.net.au>
1086 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
1089 2005-11-22 Alan Modra <amodra@bigpond.net.au>
1092 * expmed.c (store_bit_field): Don't attempt to insv a field
1093 larger than the reg.
1095 2005-11-22 Alan Modra <amodra@bigpond.net.au>
1098 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
1099 explicit sign extension, not a (char) cast.
1101 2005-11-22 Ben Elliston <bje@au.ibm.com>
1103 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
1104 GET_MODE_CLASS (x) == MODE_FLOAT.
1105 * config/i386/i386.c: Likewise.
1106 * config/rs6000/xcoff.h: Likewise.
1107 * config/rs6000/linux64.h: Likewise.
1108 * config/rs6000/rs6000.c: Likewise.
1109 * config/rs6000/rs6000.h: Likewise.
1110 * config/rs6000/predicates.md: Likewise.
1111 * config/rs6000/sysv4.h: Likewise.
1113 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1115 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
1118 * config/alpha/freebsd.h, config/alpha/linux.h,
1119 config/arm/linux-elf.h, config/bfin/bfin.h,
1120 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
1121 config/i386/beos-elf.h, config/i386/gnu.h,
1122 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
1123 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
1124 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
1125 config/rs6000/linux64.h, config/rs6000/sysv4.h,
1126 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
1127 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
1128 config/sparc/linux.h, config/sparc/linux64.h,
1129 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
1131 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
1132 are both defined when either flag -fpic or -fPIC are used.
1134 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
1136 * config/fp-bit.c (clzusi): New function.
1137 (si_to_float, usi_to_float): Use it to compute proper shift.
1138 (usi_to_float): Preserve guard bits when shifting right.
1139 * libgcc-std.ver (GCC_4.2.0): New version.
1140 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
1141 __floatundisf): New functions.
1142 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
1143 __floatundisf): Declare.
1144 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
1145 _floatundixf, and _floatunditf.
1146 * optabs.c (expand_float): If target does not define a pattern for
1147 signed or unsigned conversion, use an unsigned libcall instead of
1149 (init_optabs): Initialize ufloat_optab.
1151 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
1153 * config/rs6000/rs6000.opt (mmulhw): New option.
1154 * doc/invoke.texi (-mmulhw): Document.
1155 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
1157 * config/rs6000/rs6000.md: Add half-word multiply and
1158 multiply-accumulate instructions for 405 and 440.
1160 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
1162 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
1163 which matches behavior of gcc 4.0 and older for RTEMS targets. The
1164 default now includes a linker group which makes the RTEMS one nest.
1166 2005-11-22 Ben Elliston <bje@au.ibm.com>
1168 * cse.c (fold_rtx): Typo fix.
1169 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
1171 2005-11-21 Richard Henderson <rth@redhat.com>
1173 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
1174 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
1176 * c-tree.h (lookup_name): Move declaration ...
1177 * c-common.h (lookup_name): ... here.
1178 * config/darwin-c.c: Include c-common.h.
1179 * config/t-darwin: Update dependencies.
1181 2005-11-22 Ben Elliston <bje@au.ibm.com>
1183 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
1184 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
1185 * genopinit.c (gen_insn): Likewise.
1186 * reload.c (find_equiv_reg): Likewise.
1187 * loop.c (load_mems): Likewise.
1188 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
1189 * cse.c (find_comparison_args, fold_rtx): Likewise.
1190 * dwarf2out.c (add_const_value_attribute): Likewise.
1191 * expr.c (convert_move): Likewise.
1192 * recog.c (general_operand, register_operand): Likewise.
1193 * reg-stack.c (replace_reg): Likewise.
1194 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
1195 * c-common.c (handle_vector_size_attribute): Likewise.
1196 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
1197 (simplify_binary_operation_1): Likewise.
1198 (simplify_const_binary_operation): Likewise.
1199 (simplify_relational_operation): Likewise.
1200 (simplify_const_relational_operation): Likewise.
1201 (simplify_immed_subreg): Likewise.
1202 * emit-rtl.c (gen_lowpart_common): Likewise.
1203 * expmed.c (expand_mult): Likewise.
1204 * stor-layout.c (layout_type): Likewise.
1206 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
1209 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
1210 cst2 only for SPE vectors.
1212 2005-11-21 David Edelsohn <edelsohn@gnu.org>
1215 * config/rs6000/predicates.md (vrsave_operation): Check
1216 UNSPEC_VOLATILE value.
1218 2005-11-21 Jan Hubicka <jh@suse.cz>
1220 PR tree-optimization/24653
1221 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
1223 2005-11-21 Uros Bizjak <uros@kss-loka.si>
1225 * config/i386/predicates.md (ax_reg_operand): New predicate.
1226 (memory_displacement_only_operand): New predicate.
1227 * config/i386/i386.md ("modrm" attribute): Return 0 if one
1228 operand is AX register and the other operand is memory operand
1229 with displacement only.
1231 2005-11-21 Uros Bizjak <uros@kss-loka.si>
1233 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
1234 if we don't care about NaNs or Infinities.
1236 2005-11-20 Ian Lance Taylor <ian@airs.com>
1238 PR rtl-optimization/24883
1239 * combine.c (combinable_i3pat): When checking whether the
1240 destination of i3 is used in i3, consider paradoxical subregs.
1242 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
1245 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
1247 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
1249 * combine.c (try_combine): Do not run subst on i1src and i2src in
1250 the case of generating a PARALLEL for a comparison.
1252 2005-11-20 Richard Henderson <rth@redhat.com>
1255 * tree-sra.c (struct sra_elt): Add all_no_warning.
1256 (struct sra_walk_fns) <use>: Add use_all argument.
1257 (sra_walk_expr): Pass it.
1258 (sra_walk_modify_expr): Likewise.
1259 (scalarize_ldst): Likewise.
1260 (scan_use): Update for new argument.
1261 (mark_no_warning): New.
1262 (scalarize_use): Use it.
1264 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
1266 * expr.c (expand_expr_real): Use usmul_optab for widening
1267 signed * unsigned multiplies.
1268 * genopinit.c (optabs): Add usmul_widen_optab.
1269 * optabs.c (init_optabs): Likewise.
1270 * optabs.h (enum optab_index): Add OTI_usmul_widen.
1271 (usmul_widen_optab): Define.
1272 * config/bfin/bfin.md (usmulhisi3): New pattern.
1274 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
1276 2005-11-20 Graham Stott <btinternet.com>
1278 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
1280 2005-11-20 Andreas Schwab <schwab@suse.de>
1283 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
1286 2005-11-19 Richard Henderson <rth@redhat.com>
1289 * tree-gimple.c (is_gimple_id): Export.
1290 * tree-gimple.h (is_gimple_id): Declare.
1291 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
1292 (get_default_value): Use it.
1293 (maybe_fold_stmt_indirect): Likewise.
1295 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
1297 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
1298 than VR1 or vice-versa.
1300 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
1304 * reload.c (find_reloads_address_1): Mention dependency on
1306 * reload1.c (gen_reload): For IN with an unary operation, try
1307 moving inner expression to OUT if trivial SET is not valid.
1308 Confirm that the result is valid. Move common code block into...
1309 (emit_insn_if_valid_for_reload): New function.
1311 2005-11-19 Richard Guenther <rguenther@suse.de>
1313 * fold-const.c (fold_indirect_ref_1): Make sure we fold
1314 ARRAY_REFs of constant strings.
1316 2005-11-19 Jakub Jelinek <jakub@redhat.com>
1318 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
1319 fatal format string.
1321 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
1323 * combine.c (make_compound_operation): Swap operands of
1324 commutative operation if necessary before returning.
1326 2005-11-19 Richard Guenther <rguenther@suse.de>
1329 * fold-const.c (fold_plusminus_mult_expr): New function.
1330 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
1331 cases, remove now unnecessary code.
1333 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
1335 * gensupport.c (old_preds): Rename to std_preds, add special field.
1336 (struct old_pred_table): Rename to struct std_pred_table, add special
1338 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
1339 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
1340 (init_predicate_table): Adjust, and set along the way whether a
1341 predicate is special.
1343 2005-11-18 Mark Mitchell <mark@codesourcery.com>
1345 * BASE-VER: Change to 4.2.0.
1347 2005-11-18 James E Wilson <wilson@specifix.com>
1349 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
1352 2005-11-18 Mike Stump <mrs@apple.com>
1354 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
1355 * config/darwin-c.c (darwin_pragma_unused): Likewise.
1356 * c-decl.c (lookup_name_two) Remove.
1357 * c-tree.h (lookup_name_two): Remove.
1358 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
1359 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
1360 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
1361 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
1363 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
1366 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
1367 when not generating code to use that co-processor.
1369 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
1371 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
1372 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
1373 these functions are now in tree-phinodes.c.
1375 2005-11-18 Jie Zhang <jie.zhang@analog.com>
1377 * config/bfin/bfin.md (trap): New pattern.
1379 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1381 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
1384 * expr.c (expand_expr_real): Don't call record_block_change unless
1385 ib_boundaries_block is non-null
1387 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
1389 * fold-const.c (build_range_check): Use proper type for subtraction
1390 when merging lower bound.
1392 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
1394 PR rtl-optimization/24497
1395 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
1398 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
1400 * tree-scalar-evolution.c (expression_expensive_p): New function.
1401 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
1403 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
1405 * config/bfin/crtlibid.s: New file.
1407 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1410 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
1411 when not using sjlj exceptions.
1412 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
1413 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
1414 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
1415 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
1416 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
1417 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
1418 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
1419 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
1420 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
1421 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
1422 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
1423 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
1424 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
1426 * config/pa/hpux-unwind.h: New file.
1428 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
1430 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
1431 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
1432 * varasm.c (do_assemble_alias): Adjust call.
1433 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
1435 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
1437 2005-11-17 James E Wilson <wilson@specifix.com>
1439 * tree.def (FUNCTION_DECL): Correct typo in comment.
1441 2005-11-17 Richard Henderson <rth@redhat.com>
1443 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
1444 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
1445 and DW_CFA_def_cfa_sf.
1446 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
1447 (dbx_reg_number): Don't assert particular registers here.
1448 (based_loc_descr): ... do it here instead. Fold in ...
1449 (eliminate_reg_to_offset): ... this function.
1450 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
1451 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
1452 * unwind-dw2.c (execute_cfa_program): Apply data align factor
1453 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
1454 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
1455 (instantiate_virtual_regs): Likewise.
1456 * var-tracking.c (adjust_stack_reference): Likewise.
1457 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
1459 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
1461 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
1462 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
1463 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
1465 ($(T)crtlibid.o): New rule.
1467 2005-11-16 Richard Guenther <rguenther@suse.de>
1470 * fold-const.c (extract_array_ref): Return byte offset
1472 (fold_binary): Fold &x[a] CMP &x[b] to
1473 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
1476 2005-11-16 Richard Henderson <rth@redhat.com>
1479 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
1480 parts of an SSA_NAME.
1482 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
1485 * arm.md (split for movsf with immediate): Restrict split to insns
1486 that set a general register.
1488 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
1490 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
1492 * unwind-dw2.c (uw_advance_context): Likewise.
1493 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
1494 _Unwind_SjLj_Unregister.
1495 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
1497 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
1499 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
1501 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
1503 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
1504 langhook to get a DImode integer type.
1506 2005-11-16 Richard Henderson <rth@redhat.com>
1507 J"orn Rennecke <joern.rennecke@st.com>
1508 Ulrich Weigand <uweigand@de.ibm.com>
1512 * reload1.c (reg_equiv_invariant): New.
1513 (reload): Allocate, initialize, and free it.
1514 (calculate_needs_all_insns): Check it when skipping equivalence
1516 (alter_reg): Likewise.
1517 (eliminate_regs_1): Rename from eliminate_regs. Add new
1518 may_use_invariant argument; only use reg_equiv_invariant when true.
1519 (eliminate_regs): New.
1520 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
1521 a context for which may_use_invariant may be true.
1523 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
1525 * fold-const.c (const_binop): Don't constant fold the operation
1526 if the result has overflowed and flag_trapping_math.
1527 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
1529 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
1531 * config/arm/unwind-arm.c (abort): Add prototype here.
1532 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
1533 (struct phase1_vrs): Add prev_sp.
1534 (unwind_phase2_forced): Save the original core registers instead of
1535 modifying entry_vrs. Take a new flag argument for resuming unwinding
1536 and set action flags accordingly. Always set _US_END_OF_STACK when
1537 get_eit_entry fails. Unwind before calling the stop function.
1538 (_Unwind_GetCFA): New function.
1539 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
1540 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
1541 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
1542 just call unwind_phase2_forced.
1543 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
1544 * config/arm/unwind-arm.h (abort): Remove prototype.
1545 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
1547 (_Unwind_GetCFA): New prototype.
1548 * config/arm/pr-support.c (abort): Add prototype here.
1549 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
1551 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
1552 not schedule the prologue with non-call exceptions and EABI.
1554 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
1556 * config/arm/unwind-arm.h: Reorder interface function declarations.
1557 (_URC_END_OF_STACK): New enumeration value.
1558 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
1559 (struct _Unwind_Control_Block): Document reserved field use.
1560 (_Unwind_Stop_Fn): New typedef.
1561 (_Unwind_ForcedUnwind): Declare.
1562 (_Unwind_Resume_or_Rethrow): Declare.
1563 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
1565 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
1566 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
1567 (UCB_FORCED_STOP_ARG): New.
1568 (search_EIT_table): Update boundary condition checks.
1569 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
1570 (unwind_phase2): Replace for with do..while.
1571 (unwind_phase2_forced): New.
1572 (__gnu_Unwind_RaiseException): Replace for with do..while.
1573 (__gnu_Unwind_ForcedUnwind): New.
1574 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
1575 Use appropriate phase2 unwinder.
1576 (__gnu_Unwind_Resume_or_Rethrow): New.
1577 (__gnu_unwind_pr_common): Cope with forced unwinding.
1579 2005-11-16 David Edelsohn <edelsohn@gnu.org>
1582 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
1584 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
1585 roundsf2): Remove "s" from mnemonic.
1587 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
1589 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
1591 * config/bfin/crtn.s: Change epilogues to match.
1592 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
1593 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
1594 __PIC__ and __pic__.
1596 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1599 * doc/invoke.texi: Distinguish between free and fixed form instead of
1600 Fortran and Fortran 90/95. Remove ratfor from the list of supported
1602 * gcc.c (default_compilers): Remove double entries, add entries for
1603 suffixes '.F90' and '.F95'.
1605 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
1607 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
1608 in the stack probing loop.
1610 2005-11-15 David Edelsohn <edelsohn@gnu.org>
1612 * configure.ac: Use .machine power5 not power5x.
1613 * configure: Regenerate.
1615 2005-11-15 Mike Stump <mrs@apple.com>
1617 * c-decl.c (lookup_name_two): Add.
1618 * c-tree.h (lookup_name_two): Likewise.
1619 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
1620 * config/darwin-c.c (darwin_pragma_unused): Likewise.
1622 2005-11-16 Alan Modra <amodra@bigpond.net.au>
1624 PR rtl-optimization/23392
1625 * regrename.c (enum scan_actions) Add mark_access.
1626 (scan_actions_name): Ditto.
1627 (scan_rtx_reg): Handle mark_access.
1628 (scan_rtx_address): Do nothing for mark_access.
1629 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
1630 and regs in REG_INC notes before closing chains for dead regs.
1631 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
1632 opening chains for new writes.
1634 2005-11-15 David Edelsohn <edelsohn@gnu.org>
1636 * c.opt (ffixed-line-length-none): New.
1638 2005-11-15 Steve Ellcey <sje@cup.hp.com>
1640 * mklibgcc.in: Change contents of eh_dummy.c.
1642 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
1644 * loop.c (scan_loop): Do not insert temporaries for hard registers.
1646 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
1648 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
1650 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
1652 2005-11-15 Jan Hubicka <jh@suse.cz>
1654 * invoke.texi (large-unit-insns): Document.
1655 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
1656 * params.def (large-unit-insns): New param.
1658 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
1661 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
1662 special register for operand 3. Reindent constraints to align
1665 2005-11-14 David Edelsohn <edelsohn@gnu.org>
1667 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
1668 -mpopcntb, -mfprnd. Add -mcpu=power5+.
1669 * configure.ac: Add test for FP rounding instructions.
1670 * configure: Regenerate.
1671 * config.in: Regenerate.
1672 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1673 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
1675 * config/rs6000/rs6000.opt (mfprnd): New.
1676 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
1677 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
1678 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
1679 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
1680 (TARGET_FPRND): New.
1681 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
1683 (btrunc<mode>2): New.
1685 (floor<mode>2): New.
1686 (round<mode>2): New.
1688 2005-11-14 Geoffrey Keating <geoffk@apple.com>
1690 * gcc.c (version_compare_spec_function): Use fatal() rather than
1693 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
1694 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
1695 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
1697 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
1700 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
1701 on -mmacosx-version-min setting.
1703 2005-11-14 Diego Novillo <dnovillo@redhat.com>
1706 * tree-vrp.c (infer_value_range): Return false if STMT is a
1707 block terminator and its basic block has no successors.
1709 2005-11-14 Mike Stump <mrs@apple.com>
1711 * config/i386/i386.c (override_options): -masm=intel isn't
1712 supported on darwin.
1713 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1715 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
1717 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
1718 vfork after including auto-host.h.
1720 2005-11-15 Alan Modra <amodra@bigpond.net.au>
1722 PR rtl-optimization/22002
1723 * combine.c (distribute_notes): Detect cases where a reg dies
1724 two or more times in a bb, including on the insn we are combining,
1725 and place the death note on the correct range.
1727 2005-11-14 Dale Johannesen <dalej@apple.com>
1729 * expmed.c (store_bit_field): Add offset unconditionally for
1731 (extract_bit_field): Don't force extzv or extv operand into
1732 a register if field is too big.
1734 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
1736 * config/arm/arm.c (pic_labelno): New.
1737 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
1738 LABEL_REF. Pass only the labelno to PIC insns.
1739 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
1740 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
1741 * arm.md (UNSPEC_PIC_LABEL): New constant.
1742 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
1743 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
1744 Use the correct label prefix.
1746 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
1748 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
1751 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
1753 * loop-invariant.c: Include tm_p.h.
1754 * Makefile.in: Updated.
1756 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1758 * pa.c (store_reg): Revise generation of frame notes in large frames.
1759 (set_reg_plus_d): Likewise.
1761 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
1763 PR tree-optimization/24709
1764 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
1767 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1769 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
1770 and duplicate declaration of pthread_self.
1772 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
1773 Ian Lance Taylor <ian@airs.com>
1776 * calls.c (expand_call): If TARGET is a MEM and some part of the
1777 argument area has been saved, force TARGET to a register.
1779 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
1781 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
1784 2005-11-13 Jason Merrill <jason@redhat.com>
1787 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
1788 lazily declared methods.
1789 (force_decl_die): Stop if forcing out the context already make a
1791 (force_type_die): Likewise.
1793 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
1796 * builtins.c (integer_valued_real_p): Add break in
1797 REAL_CST having TREE_OVERFLOW set.
1799 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
1801 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
1802 addressing modes during calculation of costs.
1804 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
1806 * function.c (assign_stack_local_1): Restrict sanity check
1807 on frame size overflow to 32-bit and above platforms.
1809 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
1811 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
1812 * config/cris/cris.c: Include reload.h.
1813 (cris_initial_elimination_offset): New function.
1814 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
1817 2005-11-12 Richard Guenther <rguenther@suse.de>
1819 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
1821 2005-11-12 Jan Hubicka <jh@suse.cz>
1823 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
1824 to compare against 0 when possible.
1826 2005-11-12 Jie Zhang <jie.zhang@analog.com>
1828 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
1829 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
1830 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
1831 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
1834 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
1836 * recog.c (constrain_operands) <case 'g'>: For a match, require
1837 that a non-register matches general_operand when strict >= 0.
1839 2005-11-11 Steven Bosscher <stevenb@suse.de>
1841 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
1844 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
1846 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
1847 (memory_address_same): New.
1848 (dse_optimize_stmt): Call memory_address_same.
1850 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
1853 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
1854 ZERO_EXTEND>: New cases.
1856 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
1858 * longlong.h (__clz_tab): Always provide.
1860 2005-11-11 Steven Bosscher <stevenb@suse.de>
1863 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
1865 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
1866 before check_maybe_invariant.
1867 (move_invariant_reg): Use gen_move_insn instead of replacing
1868 SET_DEST with the temporary for the invariant.
1869 (move_loop_invariants): If checking is enabled, do internal
1870 consistency checks after completing the pass.
1872 2005-11-11 David Edelsohn <edelsohn@gnu.org>
1875 * common.opt (Wvolatile-register-var): New.
1876 * varasm.c (make_decl_rtl): Only emit warning when option
1877 specified. Clarify warning message.
1878 * doc/invoke.texi (Wvolatile-register-var): Document new option.
1880 * doc/md.texi (copysign): Document standard named pattern.
1882 2005-11-11 Jie Zhang <jie.zhang@analog.com>
1884 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
1885 bytes when align is 2.
1886 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
1887 by the first instruction of the loop.
1889 2005-11-11 Jason Merrill <jason@redhat.com>
1892 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
1895 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
1897 PR rtl-optimization/22509
1898 * local-alloc.c (memref_used_between_p): Check whether a function call
1899 could not reference the memref.
1901 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
1903 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
1904 algorithm so as to choose the best, not the worst, alternative.
1905 Reset accumulated register class before processing next alternative.
1907 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
1910 * calls.c (expand_call): Copy a return value to a plain register
1913 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
1916 * varasm.c (assemble_name): Recompute name only for transparent
1919 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
1921 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
1923 2005-11-04 Jeff Law <law@redhat.com>
1926 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
1927 perform reassociation if the parent statement will not die as
1928 a result of the optimization.
1930 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
1932 * tree-ssa-alias.c (compute_may_aliases): Remove call to
1933 delete_old_heap_vars.
1934 * tree-dfa.c (referenced_var_remove): Remove function.
1935 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
1936 (delete_tree_ssa): Remove call to delete_old_heapvars.
1937 Add call to delete_alias_heapvars.
1938 * tree-flow.h (referenced_var_remove): Remove prototype
1939 (init_alias_heapvars): New prototype.
1940 (delete_alias_heapvars): Ditto.
1941 * Makefile.in (tree-ssa-structalias.o): Add
1942 gt-tree-ssa-structalias.o
1943 (GTFILES): Add tree-ssa-structalias.h and
1944 tree-ssa-structalias.c.
1945 (s-gtype): Add gt-tree-ssa-structalias.h.
1946 * tree-ssa-structalias.c (heapvars): Remove.
1947 (oldheapvars): Remove.
1948 (heapvar_for_stmt): New variable.
1949 (heapvar_lookup): New function.
1950 (heapvar_insert): Ditto.
1951 (get_constraint_for): See if we have an old heapvar
1953 (init_alias_heapvars): New function.
1954 (delete_alias_heapvars): Ditto.
1955 Add include of gt-tree-ssa-structalias.h.
1957 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1960 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
1962 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
1964 * tree.c (int_fits_type_p): Only look at the base type
1965 if it has the same precision as the original type.
1967 2005-11-10 Jakub Jelinek <jakub@redhat.com>
1970 * varasm.c (assemble_alias): Use %q+D in the error
1971 message instead of %J and %qD.
1973 2005-11-10 Richard Guenther <rguenther@suse.de>
1975 * gcse.c (free_ldst_entry): Only free hashtable if
1978 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1980 * function.c (assign_stack_local_1): Issue an error message if
1981 the frame size overflows in the signed target arithmetics.
1983 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1985 * tree.c (build_qualified_type): Chain the new type to the original
1986 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
1987 a POINTER_TYPE or a REFERENCE_TYPE respectively.
1988 (build_pointer_type_for_mode): Only return unqualified types.
1989 (build_reference_type_for_mode): Likewise.
1991 2005-11-09 Jakub Jelinek <jakub@redhat.com>
1993 * Makefile.in (gnucompare): Do comparison of all files using one of
1994 the chosen methods and only afterwards decide if just warning should
1995 be issued or comparison failure raised.
1997 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1999 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
2000 (noce_try_abs): Negate if the comparison is reversed.
2001 Look only one instruction backwards for a REG_EQUAL note.
2003 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
2006 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
2007 gthr-tpf.h: Define __gthrw. For all identifiers that might
2008 be weak, introduce weakrefs or non-weak aliases with __gthrw,
2009 and prefix all uses with __ghtrw.
2011 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
2014 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
2015 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
2016 * c-common.c (handle_weakref_attribute): New.
2017 (c_common_attribute_table): Add weakref.
2018 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
2020 * configure, config.in: Rebuilt.
2021 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
2022 * doc/extend.texi: Document weakref attribute.
2023 * varasm.c (ultimate_transparent_alias_target): New
2024 (assemble_name): Use it.
2025 (weak_finish_1): Split out of...
2026 (weak_finish): ... and deal with weakrefs in...
2027 (weakref_targets): ... new list.
2028 (globalize_decl): Clean up weakref_targets.
2029 (do_assemble_alias): Handle weakrefs.
2030 (finish_aliases_1): Do not reject weakrefs to external symbols.
2031 (assemble_alias): Handle weakrefs.
2033 2005-11-09 Richard Guenther <rguenther@suse.de>
2035 PR tree-optimization/24716
2036 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
2037 t_bool to track results from follow_ssa_edge.
2039 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2041 * final.c (force_source_line): New global variable.
2042 (final_scan_insn): Set it to true instead of clearing last_filename.
2043 (notice_source_line): Return true if force_source_line is true,
2044 unless source info is absent.
2046 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
2049 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
2050 a linkage name for a variable if it a register variable.
2051 * c-decl.c (grokdeclarator): Global register variables
2052 should be set as PUBLIC.
2054 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
2057 * config/s390/s390.c (struct s390_frame_layout): New fields
2058 first_save_gpr_slot and last_save_gpr_slot.
2059 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
2060 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
2061 first_save_gpr and last_save_gpr with the _slot variants.
2062 (s390_register_info): Calculate first_save_gpr_slot and
2063 last_save_gpr_slot using regs_ever_live.
2065 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
2068 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
2069 for a function containing a landing pad.
2071 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
2074 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
2077 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
2079 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
2080 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
2082 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
2085 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
2087 (call,load,store): New insn types.
2088 (mem_access, branch_access): Adjust reservation conditions.
2089 (define_delay): Adjust condition.
2090 (decrement_and_branch_until_zero): Allow for ms2. Set branch
2092 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
2093 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
2095 (call_internal, call_value_internal, return_internal,
2096 return_interrupt_internal, eh_return_internal, indirect_jump,
2097 tablejump): Set call insn type.
2098 (blockage, ei, di): Use appropriate unspec const.
2099 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
2100 (ms1_get_attr_type): Adjust to give load & store types.
2101 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
2102 backwards past a barrier.
2103 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
2105 (struct branch_info, struct label_info): New.
2107 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
2108 (ms1_machine_reorg): New.
2109 (TARGET_MACHINE_DEPENDENT_REORG): Override.
2110 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
2111 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
2112 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
2115 2005-11-09 Per Bothner <per@bothner.com>
2116 Uros Bizjak <uros@kss-loka.si>
2119 * toplev.c (process_options): Initialize debug_hooks early
2120 in case lang_hooks.post_options ends up calling a debug_hook.
2122 2005-11-08 Jakub Jelinek <jakub@redhat.com>
2124 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
2125 DBX_REGISTER_NUMBER being contiguous.
2127 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
2128 Diego Novillo <dnovillo@redhat.com>
2131 * tree-vrp.c (register_edge_assert_for): Do not register
2132 always-false predicates.
2134 2005-11-08 Devang Patel <dpatel@apple.com>
2136 PR tree-optimization/23115
2137 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
2140 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
2142 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
2145 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
2147 Fix PR tree-optimization/23382
2149 * tree-ssa-alias.c (compute_may_aliases): Call
2150 delete_old_heap_vars.
2151 * tree-dfa.c (referenced_var_remove): New function.
2152 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
2153 * tree-flow.h (referenced_var_remove): Add prototype.
2154 (delete_old_heap_vars): Ditto.
2155 * tree-ssa-structalias.c (heapvars): New variable.
2156 (oldheapvars): Ditto.
2157 (get_constraint_for): Put heap vars on heapvars list.
2158 (delete_old_heap_vars): New function.
2160 2005-11-08 Jason Merrill <jason@redhat.com>
2162 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
2164 2005-11-08 Uros Bizjak <uros@kss-loka.si>
2167 * reg-stack.c (reg_to_stack): Update register liveness also
2168 for flag_sched2_use_traces.
2170 2005-11-08 Alan Modra <amodra@bigpond.net.au>
2173 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
2174 override prior explicit -mno-powerpc-gfxopt.
2176 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
2178 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
2179 if the bitsize is zero.
2180 * doc/md.texi (Standard Pattern Names): Document it.
2182 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
2183 (TARGET_PASS_BY_REFERENCE): Likewise.
2185 2005-11-07 Ian Lance Taylor <ian@airs.com>
2187 PR rtl-optimization/24683
2188 * config/i386/i386.c (legitimize_pic_address): If constant operand
2189 to PLUS is too large, put it in a register.
2191 2005-11-07 Jie Zhang <jie.zhang@analog.com>
2193 * configure.ac: Enable checking assembler dwarf2 support for bfin
2195 * configure: Regenerate.
2197 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
2201 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
2202 gen_easy_vector_constant_add_self): Delete.
2203 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
2205 (output_vec_const_move): Use gen_easy_altivec_constant.
2206 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
2207 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
2208 (easy_vector_constant_add_self): Rewritten.
2209 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
2210 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
2211 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
2212 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
2213 Macroize and adjust for the other changes.
2215 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
2219 * c-typeck.c (build_c_cast): Try using a shared constant, and see
2220 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
2222 2005-11-07 Jakub Jelinek <jakub@redhat.com>
2224 PR rtl-optimization/23567
2225 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
2226 (noce_process_if_block): Don't do any optimizations except
2227 if (cond) x = x; if !set_b and write into orig_x may trap
2228 or fault. Remove the MEM_READONLY_P check.
2230 2005-11-06 Diego Novillo <dnovillo@redhat.com>
2233 * tree-vrp.c (fix_equivalence_set): New.
2234 (extract_range_from_assert): Call it.
2236 2005-11-05 Ian Lance Taylor <ian@airs.com>
2239 * combine.c (apply_distributive_law): Don't distribute across a
2242 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
2244 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
2245 config/ms1/ms1.h, config/rs6000/predicates.md,
2246 config/s390/s390.c, params.def, postreload-gcse.c,
2247 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
2248 tree-vrp.c, tree.c: Fix comment typos.
2249 * doc/invoke.texi: Fix typos.
2251 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
2253 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
2254 for testing whether the data_dependence_relation contains distance
2255 vectors. Iterate over all distance vectors of the ddr.
2256 * lambda.h: Define a vec of lambda_vector pointers.
2257 * tree-data-ref.c (dump_data_dependence_relation,
2258 dump_data_dependence_direction): Iterate over all distance and
2259 direction vectors of the ddr.
2260 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
2262 (build_classic_dist_vector, build_classic_dir_vector): Push a set
2263 of distance/direction vectors instead of a single one.
2264 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
2265 lambda_vectors with a vec of lambda_vectors.
2266 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
2267 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
2268 DDR_NUM_DIST_VECTS): New.
2269 * tree-loop-linear.c (gather_interchange_stats): Test for the
2270 existence of distance vectors only after having checked that there
2271 is a dependence. Iterate over all distance vectors of the ddr.
2272 (linear_transform_loops): Use dump_data_dependence_relation.
2273 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
2274 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
2275 distance vectors of the ddr.
2277 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
2279 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
2280 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
2281 IS_INTHANDLER; all callers changed.
2282 (n_regs_saved_by_prologue): Take interrupt handler attributes into
2284 (do_link, do_unlink): New argument ALL; all callers changed.
2285 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
2286 If function isn't leaf, save and restore all registers.
2287 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
2290 2005-11-05 Jan Hubicka <jh@suse.cz>
2292 PR rtl-optimization/23490
2293 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
2294 max-flow-memory-location): Document.
2295 * flow.c: Include params.h
2296 (MAX_MEM_SET_LIST_LEN): Kill.
2297 (add_to_mem_set_list): Use new param.
2298 * cse.c (cse_basic_block): Replace 1000 by new param.
2299 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
2300 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
2301 * predict.c (predict_loops): Use new param.
2302 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
2304 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
2305 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
2306 Do not hold memory returned by cgraph_node_name across other call.
2308 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
2311 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
2314 2005-11-04 Jeff Law <law@redhat.com>
2317 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
2318 * tree-ssa-dom.c: Include params.h.
2319 (thread_across_edge): If there are too many statements in the
2320 target block, then do not thread through it.
2321 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
2322 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
2324 2005-11-03 Diego Novillo <dnovillo@redhat.com>
2327 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
2328 TODO_update_ssa instead of TODO_update_ssa_no_phi.
2330 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
2333 * tree-scalar-evolution.c (instantiate_parameters_1,
2334 instantiate_parameters, resolve_mixers): Compute the size of an
2335 expression to be instantiated and give up the instantiation if the
2336 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2338 2005-11-04 Richard Guenther <rguenther@suse.de>
2340 * tree-flow.h (ref_contains_indirect_ref): Rename to
2341 array_ref_contains_indirect_ref.
2342 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
2343 (array_ref_contains_indirect_ref): Make comment match the code
2345 (ref_contains_array_ref): Likewise.
2346 * tree-ssa-structalias.c (find_func_aliases): Remove call to
2347 ref_contains_indirect_ref.
2348 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
2349 Rename calls to ref_contains_indirect_ref.
2351 2005-11-04 Paul Brook <paul@codesourcery.com>
2353 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
2354 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
2355 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
2356 * config/arm/arm.md: Use match_operand in peephole input templates
2357 and match_dup in peephole output templates.
2359 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
2361 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
2364 2005-11-04 Mark Mitchell <mark@codesourcery.com>
2365 Daniel Jacobowitz <dan@codesourcery.com>
2367 * longlong.h (add_ssaaaa): Clobber condition code register
2369 (sub_ddmmss): Likewise.
2370 (umul_ppmm): Likewise.
2372 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
2373 Paul Brook <paul@codesourcery.com>
2374 Phil Blundell <pb@reciva.com>
2376 * configure.ac: Add test for ARM TLS support.
2377 * configure: Regenerated.
2378 * config/arm/arm-protos.h (legitimize_tls_address)
2379 (arm_tls_referenced_p, tls_mentioned_p)
2380 (arm_output_addr_const_extra): New prototypes.
2381 (thumb_legitimize_pic_address): Delete.
2382 * config/arm/arm.c: Include "gt-arm.h".
2383 (enum tls_reloc): New.
2384 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
2385 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
2386 (arm_call_tls_get_addr, legitimize_tls_address)
2387 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
2388 (arm_init_tls_builtins, arm_emit_tls_decoration)
2389 (arm_output_addr_const_extra): New functions.
2390 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
2391 (TARGET_HAVE_TLS): Define.
2392 (target_thread_pointer): New.
2393 (arm_override_options): Handle -mtp=.
2394 (legitimize_pic_address): Ignore UNSPECs.
2395 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
2397 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
2398 (tls_get_addr_libfunc): New variable.
2399 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
2400 (arm_init_builtins): Call arm_init_tls_builtins.
2401 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
2402 (arm_encode_section_info): Call default_encode_section_info.
2403 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
2404 (enum arm_tp_type): New.
2405 (target_thread_pointer): Add declaration.
2406 (LEGITIMATE_CONSTANT_P): Handle TLS.
2407 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
2408 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
2409 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
2410 * config/arm/arm.md: Add UNSPEC_TLS.
2411 (movsi): Handle TLS.
2412 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
2414 (tls_load_dot_plus_eight): New insn and a peephole to create it.
2415 (load_tp_hard, load_tp_soft): New insns.
2416 * arm.opt: Add -mtp=.
2417 * doc/invoke.texi (ARM Options): Document -mtp.
2419 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
2421 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
2422 * config/arm/libunwind.S: Include "lib1funcs.asm".
2423 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
2424 (LIB2ADDEH): Add libunwind.S.
2425 (LIB2ADDEHDEP): Add lib1funcs.asm.
2426 * mklibgcc.in: Handle asm files in libgcc_eh.a.
2428 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2431 * gcc/c.opt: Add a -lang-fortran option.
2432 * gcc/c-opts.c: Add a lang_fortran flag.
2433 (c_common_init_options): Handling the -lang-fortran option.
2434 (c_common_handle_option): Add a case for Fortran options in
2435 preprocessing. Remove cases for -ffixed-form and
2436 -ffixed-line-length. Add a case for -lang-fortran.
2438 2005-11-03 David Edelsohn <edelsohn@gnu.org>
2440 * config/rs6000/rs6000.c: Include params.h
2441 (optimization_options): Set max-grow-copy-bb-insns default to 16.
2442 (bdesc_2arg): Delete vpkuhss and vpkuwss.
2443 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
2444 (UNSPEC_VPKUWSS): Delete.
2445 (altivec_vpkuhss): Delete.
2446 (altivec_vpkuwss): Delete.
2447 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
2449 (neg_eq0<mode>): Remove final condition.
2450 (neg_eq<mode>): Remove condition and split-condition.
2452 2005-11-04 Alan Modra <amodra@bigpond.net.au>
2454 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
2455 Use associated print macros.
2457 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
2460 * diagnostic.c (diagnostic_set_info_translated): New function.
2461 (diagnostic_set_info): Use it. Add comment.
2462 * diagnostic.h (diagnostic_set_info_translated): Declare.
2464 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
2466 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
2467 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
2468 reference only if 'public' is true.
2469 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
2470 emit the .hidden directive only if the indirect reference is public.
2471 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
2472 Pass it to dw2_force_const_mem.
2473 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
2474 * dwarf2out.c (output_cfi): Adjust calls to above function.
2475 (output_call_frame_info): Likewise.
2476 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
2477 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
2479 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
2481 PR tree-optimization/24483
2482 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
2483 field to elts if possible.
2485 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
2488 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
2491 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
2493 Fix PR tree-optimization/24351
2495 * tree-ssa-structalias.c (struct variable_info): Add
2497 (get_varinfo_fc): New function to follow collapsing.
2498 (new_var_info): Set collapsed_to to NULL.
2499 (dump_constraint): Follow collapsing.
2500 (build_constraint_graph): Handle collapsing.
2501 (do_simple_structure_copy): Return false if something bad
2503 (collapse_rest_of_var): New function.
2504 (do_structure_copy): Collapse if do_simple_structure_copy returns
2507 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
2510 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
2511 expressions to a statement list instead of gimplifying them.
2513 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2515 PR rtl-optimization/23585
2516 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
2517 that can't trap plus a constant integer, if the mode has zero size.
2519 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
2522 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
2524 ("*insv<mode>_reg_extimm"): Likewise.
2526 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
2529 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
2530 c_common_type_for_mode returns an unnamed type.
2532 2005-11-02 Richard Henderson <rth@redhat.com>
2536 * dwarf2out.c (dwarf2out_reg_save_reg): New.
2537 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
2538 * function.c (assign_parms): Use calls.internal_arg_pointer.
2539 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
2541 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
2542 (TARGET_CALLS): Add it.
2543 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
2544 * targhooks.c (default_internal_arg_pointer): New.
2545 * targhooks.h (default_internal_arg_pointer): Declare.
2546 * tree.h (dwarf2out_reg_save_reg): Declare.
2547 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
2548 * config/i386/i386.c (dbx_register_map): Add return column.
2549 (dbx64_register_map, svr4_dbx_register_map): Likewise.
2550 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
2551 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
2552 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
2553 (ix86_save_reg): Save force_align_arg_pointer.
2554 (ix86_emit_save_regs): Make regno unsigned.
2555 (ix86_emit_save_regs_using_mov): Likewise.
2556 (ix86_expand_prologue): Handle force_align_arg_pointer.
2557 (ix86_expand_epilogue): Likewise.
2558 * config/i386/i386.h: (dbx_register_map): Update.
2559 (dbx64_register_map, svr4_dbx_register_map): Update.
2560 (struct machine_function): Add force_align_arg_pointer.
2561 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
2562 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
2563 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
2565 2005-11-02 Jan Hubicka <jh@suse.cz>
2568 * i386.md: Add peep2 for simplyfing array accesses.
2570 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
2573 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
2574 * config/s390/s390.c (s390_decompose_shift_count): New function.
2575 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
2576 (print_shift_count_operand): Use s390_decompose_shift_count.
2577 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
2578 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
2580 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
2583 * loop.c (loop_givs_rescan): Use force_operand to expand
2586 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
2589 * fold-const.c (build_range_check): Use unsigned when signed
2590 overflow is undefined also. If etype is subtype, make sure that
2591 the subtraction is in the supertype.
2593 2005-11-02 Richard Henderson <rth@redhat.com>
2596 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
2599 2005-11-01 Richard Henderson <rth@redhat.com>
2602 * loop.c (scan_loop): Do not propagate computations to a hard
2603 register destination with SMALL_REGISTER_CLASSES.
2605 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
2607 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
2608 costs for MULT inside PLUS or MINUS.
2610 2005-11-01 Bob Wilson <bob.wilson@acm.org>
2612 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
2613 (TRAMPOLINE_SIZE): Round up to 60.
2614 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
2616 2005-10-31 James E. Wilson <wilson@specifix.com>
2619 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
2620 ifdef. Put ifdefs around call in gen_subprogram_die.
2621 (compute_frame_pointer_to_cfa_displacement): Likewise.
2622 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
2625 PR rtl-optimization/17356
2626 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
2627 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
2629 2005-10-31 Jan Hubicka <jh@suse.cz>
2632 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
2635 * i386.c (legitimize_pic_address): Deal with large immediates.
2638 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
2639 from symbol names while computing checkup.
2642 * predict.c (predict_loops): Do not estimate more than
2643 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
2644 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
2646 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
2648 PR tree-optimization/19097
2649 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
2651 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
2653 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
2655 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
2658 * tree-inline.c (setup_one_parameter): If the init_stmt
2659 is NULL, don't insert the statement.
2661 2005-10-30 Jan Hubicka <jh@suse.cz>
2663 PR tree-optimization/24172
2664 * tree-inline.c (copy_body_r): Unshare the substituted value first.
2666 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
2668 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
2669 constants for hosts with long != 32 bits.
2671 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
2674 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
2676 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
2678 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
2679 (TARGET_MS1_16_002): New.
2680 (TARGET_MS1_16_003): New.
2682 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
2683 ("*decrement_and_branch_until_zero_no_clobber"): New.
2684 Add corresponding splitter for decrement_and_branch_until_zero
2686 Key all decrement_and_branch_until_zero patterns off of
2689 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
2692 * tree-complex.c (extract_component): Treat RESULT_DECL
2693 like the rest of the decls.
2695 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
2697 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
2698 indirect call to _mcount if the function needs a static chain.
2700 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
2701 Caroline Tice <ctice@apple.com>
2703 PR rtl-optimization/24460
2704 * dwarf2out.c (have_switched_text_sections): New boolean variable.
2705 (dwarf2out_switch_text_section): Set it to true instead of
2706 incrementing separate_line_info_table_in_use.
2707 (output_loc_list): Additionally test have_switched_text_sections.
2708 (output_ranges): Likewise.
2709 (dwarf2out_finish): Likewise.
2710 * varasm.c (assemble_start_function): Do not call
2711 insert_section_boundary_note.
2712 (assemble_end_function): If flag_reorder_blocks_and_partition,
2713 switch to the function's section before emitting the .size directive.
2714 * bb-reorder.c (insert_section_boundary_note): Staticify.
2715 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
2716 * output.h (insert_section_boundary_note): Delete.
2718 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
2721 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
2722 instead of pointer equality when comparing types.
2724 2005-10-24 James E. Wilson <wilson@specifix.com>
2726 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
2727 add_dependence_list_and_free calls.
2729 2005-10-24 Steven Bosscher <stevenb@suse.de>
2731 * contrib.texi: Add the names of the LLNL folks who donated
2732 Cray pointer support for gfortran.
2734 2005-10-24 Steven Bosscher <stevenb@suse.de>
2736 PR tree-optimization/24225
2737 * profile.c (branch_prob): Look from end to start through a
2738 basic block when looking for a locus.
2740 2005-10-24 Richard Henderson <rth@redhat.com>
2742 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
2744 (hppa_expand_prologue): Likewise.
2746 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2748 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
2749 (NO_DEFERRED_PROFILE_COUNTERS): Define.
2750 * pa.h (NO_PROFILE_COUNTERS): Define.
2751 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
2752 (funcdef_nos): New vector to hold label numbers of deferred profile
2754 (output_deferred_profile_counters): New function.
2755 (hppa_profile_hook): Push label number onto funcdef_nos.
2756 (pa_hpux_file_end): Call output_deferred_profile_counters if
2757 NO_DEFERRED_PROFILE_COUNTERS is false.
2759 * pa-protos.h (get_deferred_plabel): New prototype.
2760 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
2762 (output_call): Adjust calls.
2764 2005-10-24 Alan Modra <amodra@bigpond.net.au>
2766 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
2767 peculiarity of GOT/TOC section usage.
2769 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
2772 * c-common.c (constant_string_class_name): Add documentation.
2774 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
2777 * recog.c (peephole2_optimize): Increment peep2_current_count
2778 only when the slot is empty.
2780 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2783 * except.c (output_function_exception_table): Call
2784 assemble_external_libcall if we need a personality function.
2786 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2788 PR rtl-optimization/24460
2789 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
2790 set the basic block for barriers.
2792 2005-10-21 Janis Johnson <janis187@us.ibm.com>
2794 * var-tracking.c (vt_initialize): Initialize post.
2796 2005-10-21 Devang Patel <dpatel@apple.com>
2799 * c-common.c (vector_types_convertible_p): Check vector element type.
2801 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
2803 * config/sh/sh.c (prepare_move_operands): Handle the address
2804 constant which is a tls symbolic address plus a constant.
2806 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
2809 * gcc.c (main): Use the correct counter for erroring out
2810 about mulitple files.
2812 2005-10-21 Alan Modra <amodra@bigpond.net.au>
2815 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
2816 use r2 for 64-bit tls .got access.
2818 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
2820 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
2823 2005-10-20 Steven Bosscher <stevenb@suse.de>
2825 PR tree-optimization/24307
2826 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
2828 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
2831 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
2833 * varasm.c (find_decl_and_mark_needed): After cgraph global info
2834 is ready, stop marking functions, but still mark variables.
2836 2005-10-20 Richard Guenther <rguenther@suse.de>
2839 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
2842 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2844 PR rtl-optimization/23585
2845 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
2846 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
2847 (may_trap_p_1): New predicate extracted from...
2848 (may_trap_p): ... here. Invoke may_trap_p_1.
2849 (may_trap_or_fault_p): New predicate.
2850 * rtl.h (may_trap_or_fault_p): Declare it.
2851 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
2852 instead of may_trap_p.
2853 (steal_delay_list_from_fallthrough): Likewise.
2854 (fill_simple_delay_slots): Likewise.
2855 (fill_slots_from_thread): Likewise.
2856 * function.c (pad_to_arg_alignment): Rework comment about
2857 SPARC_STACK_BOUNDARY_HACK.
2858 * config/sparc/sparc.h: Likewise.
2860 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
2862 * config/s390/s390.c (s390_expand_insv): New.
2863 * config/s390/s390-protos.h (s390_expand_insv): Declare.
2864 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
2865 ("icm_hi"): Remove mode attribute.
2866 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
2868 ("*extracthi", "*extractqi"): Remove.
2869 (extv<mode>", "*extzv<mode>"): New.
2870 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
2871 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
2873 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2875 * cfgexpand.c (discover_nonconstant_array_refs_r,
2876 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
2877 (tree_expand_cfg): Call discover_nonconstant_array_refs.
2878 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
2879 discover_nonconstant_array_refs.
2881 2005-10-19 Steven Bosscher <stevenb@suse.de>
2884 * c-decl.c (pop_scope): Don't warn about an unused variable
2885 if it is marked with TREE_NO_WARNING.
2886 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
2887 somenow mismatch and olddecl is to be replaced.
2889 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
2892 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
2893 whether registers live on the edge can be saved/restored.
2895 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
2897 * config/sh/sh.c (fixup_mova): Skip notes.
2899 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2901 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
2902 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
2903 (s390_can_eliminate): Handle BASE_REGNUM elimination.
2904 (s390_initial_elimination_offset): Likewise.
2905 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
2906 register on TARGET_ZARCH targets.
2907 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
2908 (INITIAL_FRAME_POINTER_OFFSET): Remove.
2909 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
2910 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
2912 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
2914 * config/s390/s390.md: Comment describing output modifiers updated.
2915 * config/s390/s390.c (print_operand): Likewise.
2917 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
2919 * config/s390/s390.c (override_options): Added check for -mstack-size
2921 * doc/invoke.texi: Mention that limit in the documenation.
2923 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
2926 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
2928 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
2930 Fix PR tree-optimization/24231
2932 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
2933 (compute_avail): Ditto.
2935 2005-10-18 Richard Henderson <rth@redhat.com>
2938 * config/i386/i386.c (legitimate_constant_p): Check
2939 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
2941 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
2942 (legitimate_pic_address_disp_p): Reorg CONST checking to make
2943 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
2945 (print_operand_address): Likewise.
2946 * config/i386/predicates.md (x86_64_immediate_operand): Test
2947 SYMBOL_REF_TLS_MODEL properly inside CONST.
2948 (x86_64_zext_immediate_operand): Likewise.
2949 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
2950 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
2951 * config/i386/i386-protos.h: Remove predicates.md entries.
2953 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
2955 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
2956 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
2958 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
2959 Ian Lance Taylor <ian@airs.com>
2962 * fold-const.c (fold_widened_comparison): Do not allow range based
2963 constant folding when right operand cannot be unwidened.
2965 2005-10-17 Richard Henderson <rth@redhat.com>
2967 * builtins.c (expand_builtin_synchronize): Build a new-style asm
2968 with a memory clobber.
2970 2005-10-17 James E Wilson <wilson@specifix.com>
2972 PR rtl-optimization/17356
2973 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
2974 checking for EDGE_EH.
2976 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2978 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
2979 the slot on an even boundary for any type with 16-byte alignment.
2981 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
2984 * md.texi (Modifiers) <%>: Clarify that % doesn't work
2985 after register allocation.
2987 2005-10-17 DJ Delorie <dj@redhat.com>
2989 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
2992 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
2995 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
2998 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
3000 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
3001 to 2 if it's already non-zero.
3002 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
3003 is set and warn about it if flag_schedule_insns is 1.
3005 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
3007 * config/crx/crx.md: Compare-and-branch instructions need to
3010 2005-10-17 Uros Bizjak <uros@kss-loka.si>
3013 * config/i386/i386.md (*pushdi2_rex64 splitter)
3014 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
3015 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
3016 flow2 pass only when (optimize > 0 && flag_peephole2).
3018 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
3021 * gcc.c (have_c): New static variable.
3023 (process_command): Remove declation of have_c.
3024 Set have_o to 1 when handling -o.
3025 (main): Add a fatel error if there are multiple
3026 files specified and -o and -c/-S is passed witout
3027 -combine or multiple languages.
3029 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
3031 Fix PR tree-optimization/22444
3032 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
3033 Assert that we don't hit something with subvars.
3034 (setup_pointers_and_addressables): Don't add things with subvars,
3035 because we'll already process the subvars for aliasing purposes.
3037 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
3040 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
3041 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
3042 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
3043 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
3044 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
3045 swapped, alternatives for the R constraint.
3048 * builtins.c (get_builtin_sync_mode): Make unlimited
3049 mode_for_size request.
3051 2005-10-15 Richard Henderson <rth@redhat.com>
3053 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
3054 (gimplify_expr): ... here.
3055 (gimplify_compound_lval): Use it in initial scan loop. Allow
3056 fb_lvalue in base expression.
3058 2005-10-15 Richard Henderson <rth@redhat.com>
3061 * builtins.c (expand_builtin_trap): Export.
3062 * expr.h (expand_builtin_trap): Declare.
3063 * expr.c (expand_assignment): Emit a trap for integral offsets
3064 from registers that weren't reduced to bitpos.
3066 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
3067 (mark_array_ref_addressable): Remove.
3068 * tree-flow.h (mark_array_ref_addressable): Remove.
3069 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
3071 2005-10-15 James E Wilson <wilson@specifix.com>
3074 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
3075 (add_dependence_list_and_free): Likewise.
3076 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
3079 2005-10-15 Diego Novillo <dnovillo@redhat.com>
3083 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
3084 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
3086 (vrp_visit_phi_node): Only prevent infinite iterations when
3087 the previous result and the new result are both VR_RANGEs.
3089 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
3091 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
3094 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3097 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
3100 2005-10-14 Per Bothner <per@bothner.com>
3102 PR preprocessor/21250
3103 * c-ppoutput.c (print_line): Print internal line 0 as 1.
3105 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
3108 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
3109 overflow flags. Refactor some conditionals.
3111 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
3114 * tree-dfa.c (add_referenced_var): Only look at decls which
3115 have TREE_CONSTANT or TREE_READONLY set instead of if
3116 !TREE_PUBLIC or !TREE_CONSTANT.
3118 2005-10-13 James E Wilson <wilson@specifix.com>
3120 * doc/invoke.texi: For -x, add f95-cpp-input.
3121 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
3123 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
3125 PR tree-optimization/24262
3126 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
3127 in loop all the time.
3129 2005-10-12 Richard Henderson <rth@redhat.com>
3132 * tree.h (DECL_TRANSPARENT_UNION): Remove.
3133 * function.c (assign_parm_find_data_types): Don't support it.
3134 * print-tree.c (print_node): Likewise.
3135 * c-common.c (handle_transparent_union_attribute): Likewise.
3136 Use build_duplicate_type.
3137 * tree-inline.c (remap_type_1): Split out of remap_type;
3138 properly remap aggregate fields.
3139 (build_duplicate_type): New.
3140 * doc/extend.texi (Variable Attributes): Remove documentation
3141 for transparent_union.
3143 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3146 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
3147 (gen_stack_pointer_dec): Likewise.
3149 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
3153 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
3155 (struct cxx): Add adjust_class_at_definition target hook.
3156 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
3157 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
3158 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
3159 hook_void_tree. Add to TARGET_CXX.
3160 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
3162 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
3163 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
3164 instead of attribute. Check for dllexport override. Warn if
3165 inconsistent dll linkage. Don't lose old dllimport if decl has
3166 had address referenced. Tweak lookup of dllimport atribute.
3167 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
3168 for target specific rules. Don't add dllimport attribute if
3169 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
3170 dllimport attribute.
3171 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
3172 * varasm.c (initializer_constant_valid_p): Replace
3173 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
3177 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
3178 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
3179 (i[34567]86-*-mingw32*): Likewise.
3181 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
3182 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
3184 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
3185 C++-specific code. Change return value to bool.
3186 (i386_pe_dllimport_p): Likewise.
3187 (associated_type): Simplify and make language-independent
3188 (i386_pe_encode_section_info): Replace override of ambiguous
3189 dllimport symbol refs with a gcc_assert.
3190 (i386_pe_valid_dllimport_attribute_p): Define.
3191 * config/i386/winnt-cxx.c: New file. Define C++ versions of
3192 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
3193 i386_pe_adjust_class_at_definition.
3194 * config/i386/winnt-stubs.c: New file. Define stub versions of
3195 lang-specific functions.
3196 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
3197 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
3198 i386_pe_adjust_class_at_definition.
3199 (i386_pe_valid_dllimport_attribute_p): Declare.
3200 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
3201 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
3202 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
3205 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
3206 dllimport attribute with test of DECL_DLLIMPORT_P.
3208 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
3210 * combine.c (make_extraction): Correct offset computation.
3212 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
3214 * config/cris/t-linux (LIMITS_H_TEST): Define.
3216 2005-10-12 Richard Henderson <rth@redhat.com>
3219 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
3221 2005-10-12 Richard Guenther <rguenther@suse.de>
3223 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
3225 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
3228 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
3229 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
3232 2005-10-12 Richard Guenther <rguenther@suse.de>
3235 * varasm.c (output_constant): Correct typo from previous
3238 2005-10-11 Ian Lance Taylor <ian@airs.com>
3240 PR rtl-optimization/13931
3241 * combine.c: Revert patch of 2003-05-14, and:
3242 (try_combine): Only set elim_i1 and elim_i2 if the destination is
3243 completely killed in the appropriate insn.
3244 (distribute_notes): Don't skip multiple hard register test for
3245 elim_i1 and elim_i2.
3247 2005-10-11 Richard Henderson <rth@redhat.com>
3250 * c-typeck.c (convert_for_assignment): Use build_constructor_single
3251 to initialize a transparent union instead of a nop_expr.
3253 2005-10-11 Richard Henderson <rth@redhat.com>
3255 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
3256 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
3257 (tree_ssa_dce_loop): Call scev_reset.
3260 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
3261 * tree-ssa-dce.c: Include cfgloop.h.
3262 (tree_ssa_dce_loop, pass_dce_loop): New.
3263 * tree-pass.h (pass_dce_loop): Declare it.
3264 * passes.c (init_optimization_passes): Use it.
3266 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
3269 * convert.c (convert_to_real): Revert 2005-10-05 patch.
3270 Only apply the optimization for rounding builtins if the inner
3271 cast is also an extension.
3273 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
3276 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
3277 mark_new_vars_to_rename instead of update_stmt.
3279 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
3281 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
3283 2005-10-11 Jakub Jelinek <jakub@redhat.com>
3285 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
3286 for setting MMX register to 0 rather than mmx.
3288 2005-10-10 Steve Ellcey <sje@cup.hp.com>
3291 * configure.ac: Move gas check from mips specific case to common case.
3292 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
3293 * configure: Regenerate
3294 * doc/install.texi: Update.
3296 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3299 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
3301 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
3303 * gcc.c (do_spec_1): Accept numeric characters in file name
3306 2005-10-10 Nick Clifton <nickc@redhat.com>
3308 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
3309 describing the deleted arm_gen_rotated_half_load function.
3311 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
3313 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
3316 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
3318 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
3320 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
3321 (EXTRA_MULTILIB_PARTS): Define.
3322 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
3323 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
3324 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
3325 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
3326 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
3327 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
3329 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
3331 PR tree-optimization/24226
3332 * tree-cfg.c (remove_bb): Clean up unreachable loops.
3333 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
3334 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
3337 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
3339 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
3341 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
3344 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
3345 Rewrite for no need for the early clobber.
3347 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
3349 Merge from csl-arm-branch:
3350 2005-09-07 Paul Brook <paul@codesourcery.com>
3351 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
3354 2005-04-30 Paul Brook <paul@codesourcery.com>
3355 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
3356 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
3358 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
3359 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
3360 (arm_override_options): Use TARGET_AAPCS_BASED.
3361 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
3362 (PTRDIFF_TYPE): Use int for AAPCS.
3363 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
3364 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
3365 (DEFAULT_SHORT_ENUMS): Delete.
3366 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
3368 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
3369 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
3370 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
3371 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
3373 2004-12-03 Mark Mitchell <mark@codesourcery.com>
3374 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
3376 2004-11-22 Mark Mitchell <mark@codesourcery.com>
3377 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
3379 2004-11-19 Mark Mitchell <mark@codesourcery.com>
3380 * config.gcc (arm*-*-linux-gnueabi): Add it.
3381 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
3383 (TARGET_OS_CPP_BUILTINS): Likeiwse.
3384 * config/arm/linux-eabi.h: New file.
3385 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
3386 (LINUX_TARET_LINK_SPEC): Likewise.
3387 (LINK_SPEC): Use it.
3388 * config/arm/t-linux-eabi: New file.
3390 2005-10-08 Steven Bosscher <stevenb@suse.de>
3393 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
3395 (PARAM_SMS_DFA_HISTORY): Likewise.
3397 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
3400 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
3401 (load_register_parameters): Call it.
3402 (check_sibcall_argument_overlap_1): Likewise.
3403 (store_one_arg): Likewise.
3405 2005-10-07 James E. Wilson <wilson@specifix.com>
3407 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
3408 DImode not VECINT24 for operand 2.
3411 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
3415 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
3416 fr_spill): Use destination_operand for operand 0.
3418 2005-10-07 DJ Delorie <dj@redhat.com>
3420 * varasm.c (output_constant): Limit error to expanding
3423 2005-10-07 Richard Guenther <rguenther@suse.de>
3426 * fold-const.c (fold_binary): Fix operand types during folding
3427 of X op (A, Y). Evaluation order of the side-effects of
3428 X and A are frontend-defined, so ensure we honour that even for
3429 tcc_comparison class operands; eased by removing duplicate code.
3431 2005-10-07 Steve Ellcey <sje@cup.hp.com>
3433 * stor-layout.c (layout_type): Do not allow alignment of array
3434 elements to be greater than their size.
3436 2005-10-07 Steve Ellcey <sje@cup.hp.com>
3438 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
3440 (hppa*-*-linux*): Ditto.
3441 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
3442 * config/host-hpux.c: New.
3443 * config/x-hpux: New.
3444 * config/pa/x-hpux: Remove.
3445 * config/pa/x-linux: Remove.
3446 * config/pa/pa-host.c: Remove.
3448 2005-10-07 Jeff Law <law@redhat.com>
3450 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
3451 determine whether or not to try and thread outgoing edges.
3453 2005-10-07 David Edelsohn <edelsohn@gnu.org>
3455 * config/rs6000/rs6000.md (eqsi_power): New.
3456 (neg_eq0si): Add TARGET_POWER to final condition.
3459 2005-10-06 Richard Henderson <rth@redhat.com>
3461 * config/rs6000/rs6000.c: Revert last change.
3463 2005-10-06 Richard Henderson <rth@redhat.com>
3465 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
3466 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
3468 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
3472 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
3473 out return_label and naked_return_label.
3475 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
3477 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
3480 2005-10-06 Richard Henderson <rth@redhat.com>
3483 * tree-inline.c (declare_return_variable): Handle modify_dest not
3486 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
3488 Fix PR tree-optimization/22488
3489 * tree-ssa-structalias.c (check_for_overlaps): New function.
3490 (create_variable_info_for): Use it.
3492 2005-10-06 Richard Henderson <rth@redhat.com>
3495 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
3496 (dwarf2out_start_source_file): Print it.
3498 2005-10-06 Geoffrey Keating <geoffk@apple.com>
3500 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
3502 2005-10-06 Richard Henderson <rth@redhat.com>
3505 * mode-switching.c (optimize_mode_switching): Clear transp bit
3506 for block with incomming abnormal edges.
3508 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
3509 (fpscr_set_from_mem): Use them.
3510 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
3511 (fpscr postinc splitters): Rewrite as peephole2+split.
3513 2005-10-06 David Edelsohn <edelsohn@gnu.org>
3515 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
3516 (eq<mode>_compare): Same.
3518 2005-10-06 Richard Guenther <rguenther@suse.de>
3520 PR tree-optimization/24238
3521 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
3523 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
3525 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
3526 here. Use AC_PATH_PROG for environment variables instead of
3528 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
3530 * configure: Regenerated.
3532 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
3535 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
3536 then force it into a register.
3537 (call_value): Likewise.
3539 2005-10-06 Richard Henderson <rth@redhat.com>
3542 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
3543 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
3544 under pass_vectorize.
3546 2005-10-05 Devang Patel <dpatel@apple.com>
3549 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
3550 handling constants. Check NAMESPACE_DECL context for constants.
3552 2005-10-05 Eric Christopher <echristo@apple.com>
3554 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
3556 2005-10-05 Richard Henderson <rth@redhat.com>
3559 * tree-cfg.c (mark_array_ref_addressable_1): New.
3560 (mark_array_ref_addressable): New.
3561 * tree-flow.h (mark_array_ref_addressable): Declare.
3562 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
3564 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
3568 * reload.c (subst_reloads): When adding a REG_LABEL to a
3569 jump instruction, also update JUMP_LABEL.
3571 2005-10-05 David Edelsohn <edelsohn@gnu.org>
3573 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
3574 * bb-reorder.c (copy_bb_p): Use it.
3575 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
3577 2005-10-05 Richard Henderson <rth@redhat.com>
3580 * toplev.c (process_options): Warn about unsupported combinations
3581 of unwind tables and omit-frame-pointer.
3582 * config/i386/i386.c (override_options): Similarly. Enable
3583 accumulate-outgoing-args if not explicitly disabled.
3585 2005-10-05 Steve Ellcey <sje@cup.hp.com>
3587 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
3588 Handle big endian vs. small endian.
3589 (vec_initv2sf): Handle big endian vs. small endian.
3590 (*vec_extractv2sf_1): Ditto.
3592 2005-10-05 Dale Johannesen <dalej@apple.com>
3594 * convert.c (convert_to_real): Don't convert
3595 (float)floor(double d) to floorf((float)d).
3597 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
3599 * config/arm/arm.md (insv): Use gen_int_mode in more places.
3601 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
3603 PR tree-optimization/18587
3604 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
3605 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
3606 build_vuses): Change to VEC type.
3607 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
3608 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
3609 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
3610 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
3611 (get_name_decl): New. Return DECL_UID of base variable.
3612 (operand_build_cmp): New. qsort comparison routine.
3613 (operand_build_sort_virtual): New. Sort virtual build vector.
3614 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
3615 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
3616 (FINALIZE_BASE): Use get_name_decl.
3617 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
3618 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
3619 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
3620 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
3621 direct VEC_* manipulations.
3622 (build_ssa_operands): Call operand_build_sort_virtual.
3623 (copy_virtual_operand, create_ssa_artficial_load_stmt,
3624 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
3625 with direct VEC_* manipulations.
3626 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
3627 with direct VEC manipulations.
3629 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
3631 PR tree-optimization/21419
3632 PR tree-optimization/24146
3633 PR tree-optimization/24151
3635 * c-typeck.c (readonly_error): Handle USE being lv_asm.
3636 (build_asm_expr): Call it if outputs are read-only.
3637 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
3639 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
3640 Paolo Bonzini <bonzini@gnu.org>
3644 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
3645 enable the instructions and not just the built-ins.
3646 * doc/invoke.texi (x86 Options): Likewise.
3648 2005-10-04 Geoffrey Keating <geoffk@apple.com>
3650 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
3652 * doc/invoke.texi (Option Summary): Correct spelling
3653 of -mmacosx-version-min.
3655 2005-10-04 Devang Patel <dpatel@apple.com>
3657 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
3660 2005-10-04 Steve Ellcey <sje@cup.hp.com>
3662 * tree-vect-transform.c (vect_create_epilog_for_reduction):
3663 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
3665 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
3667 * config/s390/s390.md ("TDSI","DP"): New mode macros.
3668 ("TE","tg"): New mode attributes.
3669 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
3670 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
3671 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
3672 dword_mode and one for GPRmode.
3674 2005-10-04 Ian Lance Taylor <ian@airs.com>
3676 PR preprocessor/13726
3677 * c-ppoutput.c (cb_include): Add comments parameter, and print out
3678 any comments passed in.
3680 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
3682 * tree.c (annotate_with_file_line): Fix typo.
3684 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3687 * builtins.c (fold_builtin_memcmp): When constructing the pointer
3688 type used to access data in the inlined length == 1 case, use
3689 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
3690 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
3692 2005-10-04 Uros Bizjak <uros@kss-loka.si>
3694 * config/i386/i386.h (TARGET_FISTTP): Enable also for
3695 TARGET_SSE3 and only for TARGET_80387.
3696 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
3697 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
3698 Do not depend on TARGET_80387.
3700 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
3702 * tree.c (last_annotated_node): Change type to location_t*.
3703 (annotate_with_file_line): Reflect the change of
3704 last_annotated_node type.
3706 2005-10-04 Richard Guenther <rguenther@suse.de>
3709 * c-decl.c (grokdeclarator): Don't write to fields
3712 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
3715 * c-decl.c (finish_decl): Use set_user_assembler_name even for
3717 * varasm.c (make_decl_rtl): If a register variable does not
3718 have a set user assmbler name, error out.
3719 Decode the asmspec is now name+1 bypassing '*'.
3721 2005-10-04 Steven Bosscher <stevenb@suse.de>
3723 PR tree-optimization/23049
3724 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
3725 of a COND_EXPR is folded before calling fold on the whole rhs of a
3726 conditional assignment.
3727 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
3728 document that a COND_EXPR may appear there.
3730 2005-10-03 Diego Novillo <dnovillo@redhat.com>
3733 * tree-vrp.c (extract_range_from_assert): If the new numeric
3734 range created out of the assertion contradicts the existing
3735 numeric range of the ASSERT_EXPR variable, make the new range
3738 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
3740 * config/sh/sh.c (sh_register_move_cost): Add case for moving
3741 from T_REGS to FP register class.
3743 2005-10-03 Richard Henderson <rth@redhat.com>
3746 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
3747 before creating a new one.
3749 2005-10-03 David Edelsohn <edelsohn@gnu.org>
3751 * config/rs6000/t-aix43 (LDFLAGS): New.
3752 * config/rs6000/t-aix52 (LDFLAGS): New.
3754 2005-10-03 Ian Lance Taylor <ian@airs.com>
3756 * gimplify.c (find_single_pointer_decl_1): New static function.
3757 (find_single_pointer_decl): New static function.
3758 (internal_get_tmp_var): For a formal variable, set restrict base
3759 information if appropriate.
3760 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
3762 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
3763 (DECL_GET_RESTRICT_BASE): Define.
3764 (SET_DECL_RESTRICT_BASE): Define.
3765 (decl_restrict_base_lookup): Declare.
3766 (decl_restrict_base_insert): Declare.
3767 (struct tree_decl_with_vis): Add based_on_restrict_p field.
3768 * tree.c (restrict_base_for_decl): New static variable.
3769 (init_ttree): Initialize restrict_base_for_decl.
3770 (copy_node_stat): Copy restrict base information.
3771 (decl_restrict_base_lookup): New function.
3772 (decl_restrict_base_insert): New function.
3773 (print_restrict_base_statistics): New static function.
3774 (dump_tree_statistics): Call print_restrict_base_statistics.
3776 2005-10-02 Diego Novillo <dnovillo@redhat.com>
3779 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
3780 case of anti-ranges.
3782 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
3785 * c-typeck.c (tagged_tu_seen): Rename to ...
3786 (tagged_tu_seen_cache): this and add val field.
3787 (comptypes): Move functional to comptypes_internal
3788 and free tagged_tu_seen.
3789 (comptypes_internal): New function and call comptypes_internal
3790 instead of comptypes. Speed up by sibcalling
3791 tagged_types_tu_compatible_p.
3792 (alloc_tagged_tu_seen): New function
3793 (free_all_tagged_tu_seen_up_to): New function.
3794 (tagged_types_tu_compatible_p): Return the val of the seen two
3796 Add that the two types are the same to tagged_tu_seen_base
3797 if they are and call comptypes_internal instead of comptypes.
3798 <case UNION_TYPE>: Speed up common type where the fields are
3800 (function_types_compatible_p): Call comptypes_internal instead of
3802 (type_lists_compatible_p): Likewise.
3803 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
3805 2005-10-02 Matthias Klose <doko@debian.org>
3807 * doc/invoke.texi: Fix typo and speling error.
3809 2005-10-01 Richard Henderson <rth@redhat.com>
3811 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
3813 2005-10-01 Mark Mitchell <mark@codesourcery.com>
3815 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
3816 using --start-group and --end-group.
3818 2005-10-01 Diego Novillo <dnovillo@redhat.com>
3820 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
3821 FIXME note regarding quirky semantics.
3823 2005-10-01 Diego Novillo <dnovillo@redhat.com>
3826 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
3827 non-null range as a last resort.
3829 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
3830 Diego Novillo <dnovillo@redhat.com>
3833 * tree-vrp.c (extract_range_from_assert): For !=
3834 assertions, only build an anti-range if LIMIT is a
3835 single-valued range.
3837 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
3839 * arm.md (movqi): On thumb when optimizing, handle loading from
3840 memory by describing this as taking a subreg of a zero-extended load
3841 into an SImode register.
3844 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
3846 * reload1.c (merge_assigned_reloads): Do not change any
3847 RELOAD_FOR_OUTPUT_ADDRESS reloads.
3849 2005-09-30 Geoffrey Keating <geoffk@apple.com>
3851 * Makefile.in (LIPO_FOR_TARGET): Define.
3852 (STRIP_FOR_TARGET): Define.
3854 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
3855 before creating new ones. Do symlinks before creating the actual
3858 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
3859 to work out which multilibs are actually being built.
3861 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
3863 * tree-vect-transform.c, config/ms1/ms1.md,
3864 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
3865 Follow spelling conventions.
3866 * doc/invoke.texi, doc/md.texi: Fix typos.
3868 2005-09-30 Andrew Macleod <amacleod@redat.com>
3870 PR tree-optimization/21430
3871 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
3872 use operands, and set stmt pointer if need be.
3873 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
3874 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
3877 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3880 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
3882 2005-09-29 Mark Mitchell <mark@codesourcery.com>
3884 * optabs.c (expand_binop): Initialize first_pass_p.
3886 2005-09-29 Jakub Jelinek <jakub@redhat.com>
3889 * c-decl.c (c_write_global_declarations_1): If any
3890 wrapup_global_declaration_2 call returned true, restart the loop.
3892 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
3894 Fix PR tree-optimization/24117
3895 * tree-ssa-structalias.c (find_func_aliases): Strip nops
3896 before considering whether to use anyoffset.
3898 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
3902 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
3904 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
3906 (swap_commutative_operands_with_target): New.
3908 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
3911 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
3914 2005-09-29 Steven Bosscher <stevenb@suse.de>
3916 PR tree-optimization/23911
3917 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
3918 and IMAGPART_EXPR too.
3920 2005-09-28 Mark Mitchell <mark@codesourcery.com>
3923 * expmed.c (expand_shift): Move logic to reverse rotation
3924 direction when rotating by constants ...
3925 * optabs.c (expand_binop): ... here.
3926 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
3927 (ix86_rotrdi3): New pattern.
3928 (rotldi3): Handle 32-bit mode.
3929 (ix86_rotldi3): New pattern.
3931 2005-09-29 Alan Modra <amodra@bigpond.net.au>
3934 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
3935 check for numbers that need no bit twiddle.
3937 2005-09-28 Geoffrey Keating <geoffk@apple.com>
3939 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
3940 multilib to be built.
3942 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
3943 (stage1-start): Delete old libgcc and libunwind before moving
3944 anything into the stage directory.
3945 (stage2-start): Likewise.
3946 (stage3-start): Likewise.
3947 (stage4-start): Likewise.
3948 (stageprofile-start): Likewise.
3949 (stagefeedback-start): Likewise.
3950 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
3951 header in tm_file and CPU-specific t-darwin in tmake_file.
3952 (i[34567]86-*-darwin*): Don't change tm_file.
3953 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
3954 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
3955 shared library stub for target OS version.
3956 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
3957 (SHLIB_LINK): Don't make SHLIB_SOLINK.
3958 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
3959 (libgcc_s.%.dylib): New.
3961 (install-darwin-libgcc-stubs): New.
3962 (INSTALL_LIBGCC): New append.
3963 * config/i386/darwin-libgcc.10.4.ver: New.
3964 * config/i386/darwin-libgcc.10.5.ver: New.
3965 * config/i386/t-darwin: New.
3966 * config/rs6000/darwin-libgcc.10.4.ver: New.
3967 * config/rs6000/darwin-libgcc.10.5.ver: New.
3968 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
3969 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
3971 2005-09-28 Paul Brook <paul@codesourcery.com>
3973 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
3976 2005-09-28 Richard Guenther <rguenther@suse.de>
3978 PR tree-optimization/23853
3979 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
3980 host_integerp to verify misalignment value.
3982 2005-09-28 Richard Henderson <rth@redhat.com>
3984 * builtins.c (get_builtin_sync_mode): New.
3985 (expand_builtin_sync_operation): Pass in mode argument.
3986 (expand_builtin_compare_and_swap): Likewise.
3987 (expand_builtin_lock_test_and_set): Likewise.
3988 (expand_builtin_lock_release): Likewise.
3989 (expand_builtin): Update to match.
3991 2005-09-28 Nick Clifton <nickc@redhat.com>
3993 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
3994 formatting. Add check to PLUS case to ensure that the offset is
3995 within an acceptable range.
3997 * config/v850/v850.md (casesi): Disable the generation of the
3998 switch pattern as it is not being handled properly at the moment.
4000 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
4001 for when the high words are identical.
4003 2005-09-27 Richard Henderson <rth@redhat.com>
4005 * pretty-print.c (pp_base_format): Fix typo for %>.
4007 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
4008 Devang Patel <dpatel@apple.com>
4010 PR tree-optimization/23625
4011 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
4012 LABEL_EXPR, assertion check.
4014 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
4016 * optabs.c (no_conflict_move_test): Check if a result of a
4017 to-be-moved insn would be clobbered by an originally
4020 2005-09-27 Jeff Law <law@redhat.com>
4022 * passes.c (init_optimization_passes): Replace copy propagation
4023 passes immediately after DOM with phi-only copy propagation
4024 pases. Add phi-only copy propagation pass after first DOM pass.
4025 * tree-pass.h (pass_phi_only_copy_prop): Declare.
4026 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
4027 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
4028 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
4029 to init_copy_prop. Callers updated.
4030 (do_phi_only_copy_prop): New function.
4031 (pass_phi_only_copy_prop): New pass descriptor.
4033 2005-09-27 Nick Clifton <nickc@redhat.com>
4035 * libgcc2.c (__popcount_tab): Remove redundant prototype.
4037 2005-09-26 Jason Merrill <jason@redhat.com>
4040 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
4042 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
4044 2005-09-26 James E Wilson <wilson@specifix.com>
4046 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
4047 copyright. Add gcc copyright plus libgcc exception.
4048 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
4050 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
4052 2005-09-26 Jeff Law <law@redhat.com>
4054 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
4055 about when to iterate.
4057 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
4060 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
4061 for __complex__ double in -mcpu=G5 mode.
4063 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
4065 PR tree-optimization/23942
4066 * Makefile.in (SCEV_H): Depends on PARAMS_H.
4067 * tree-scalar-evolution.c: Include params.h.
4069 (follow_ssa_edge, follow_ssa_edge_in_rhs,
4070 follow_ssa_edge_in_condition_phi_branch,
4071 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
4072 Change return type to t_bool. Use a parameter to limit the size of
4073 trees that are walked before stopping
4074 (analyze_evolution_in_loop): Initialize the limit to 0.
4075 (follow_ssa_edge): Give up by returning t_dont_know if the limit
4076 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
4078 2005-09-26 Uros Bizjak <uros@kss-loka.si>
4081 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
4082 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
4084 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
4086 * combine.c (make_extraction): Check for valid use of subreg.
4088 2005-09-26 Uros Bizjak <uros@kss-loka.si>
4091 * config/i386/i386.md ("*fistdi2_1"): New pattern.
4092 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
4093 ("fist<mode>2_with_temp"): Use only register operands.
4095 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
4097 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
4098 CALL_INSN_FUNCTION_USAGE.
4100 2005-09-26 Richard Guenther <rguenther@suse.de>
4103 * gcse.c: Include hashtab.h, define ldst entry hashtable.
4104 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
4105 (ldst_entry): Use the hashtable instead of list-walking.
4106 (find_rtx_in_ldst): Likewise.
4107 (free_ldst_entry): Free the hashtable.
4108 (compute_ld_motion_mems): Create the hashtable.
4109 (trim_ld_motion_mems): Remove entry from hashtable if
4110 removing it from list.
4111 (compute_store_table): Likewise^2.
4112 (store_motion): Free hashtable in case we did not see
4115 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
4117 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
4118 and arg1 if we are passing them to fold_build2.
4120 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
4123 * config/i386/i386.c (ix86_function_regparm): Fix the test for
4126 2005-09-25 Richard Henderson <rth@redhat.com>
4128 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
4129 SYMBOL_REF_TLS_MODEL to be correct.
4131 2005-09-24 Richard Henderson <rth@redhat.com>
4133 * ipa-type-escape.c (discover_unique_type): Remove dead code at
4134 end of function. Reindent.
4136 2005-09-24 Ian Lance Taylor <ian@airs.com>
4138 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
4139 NEGATE_EXPR/BIT_NOT_EXPR case.
4141 2005-09-24 Richard Henderson <rth@redhat.com>
4143 * c-common.c (handle_mode_attribute): When not modifying in place,
4144 create subtypes for enumerations.
4145 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
4146 * gimplify.c (create_tmp_from_val): Likewise.
4148 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
4150 * config/i386/i386.md (*tls_global_dynamic_64,
4151 *tls_local_dynamic_base_64): Add missing mode to call.
4152 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
4154 2005-09-24 Jan Hubicka <jh@suse.cz>
4156 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
4157 (cgraph_clone_node): Likewise.
4158 * cgraph.h (cgraph_clone_edge): Update prototype.
4159 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
4160 duplicated prototypes; add updating argument.
4161 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
4162 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
4164 (cgraph_mark_inline_edge): Likewise.
4165 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
4166 (cgraph_flatten_node): Likewise.
4167 (cgraph_decide_recursive_inlining): Likewise.
4168 (cgraph_decide_inlining_of_small_function): Likewise.
4169 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4171 2005-09-23 David Edelsohn <edelsohn@gnu.org>
4172 Pete Steinmetz <steinmtz@us.ibm.com>
4174 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
4175 (rldic.): Set type to "compare".
4177 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
4178 mfjmpr for MFCTR/MFLR.
4179 (movdf_hardfloat64): Same.
4180 (movdf_softfloat64): Same. Correct order of store and move types.
4181 (movti_string): Set type to store_ux/load_ux.
4182 (load_multiple): Set type to load_ux.
4183 (store_multiple): Set type to store_ux.
4184 (movmemsi): Set type to store_ux.
4185 (output_cbranch direct_return): Set type to jmpreg.
4186 (stmw): Set type to store_ux.
4187 (lmw): Set type to load_ux.
4188 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
4189 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
4190 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
4191 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
4192 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
4193 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
4194 (rios1-fpstore): Increase latency to 3.
4195 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
4196 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
4198 2005-09-23 David Edelsohn <edelsohn@gnu.org>
4199 Andrew Pinski <pinskia@physics.uc.edu>
4201 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
4202 operand2 constraint to "b".
4203 (sync_<fetchop_name>di_internal): Same.
4204 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
4206 (sync_old_<fetchop_name>di_internal): Same.
4207 (sync_new_<fetchop_name>si_internal): Same.
4208 (sync_new_<fetchop_name>di_internal): Same.
4210 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
4213 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
4214 case, define as macros.
4216 PR rtl-optimization/23837
4217 * optabs.c (no_conflict_move_test): Don't set must_stay for a
4218 clobber / clobber match between dest and p->first.
4220 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
4221 (no_conflict_move_test): Update comments.
4223 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
4225 * doc/install.texi: Update URL for Jacks.
4226 * doc/sourcebuild.texi: Likewise.
4228 2005-09-22 David Edelsohn <edelsohn@gnu.org>
4231 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
4232 registers when choosing register preferences.
4233 (movdf_hardfloat64): Same.
4235 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
4237 * expmed.c (expand_shift): Don't use the target of the rotate as
4238 target for the first expanded shift insn.
4239 * testsuite/gcc.dg/20050922-1.c: Testcase added.
4241 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
4243 PR tree-optimization/22438
4244 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
4245 preserved iv rhs rewriting specially.
4247 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
4249 * tree-data-ref.c (analyze_array_indexes): Only estimate when
4250 estimate_only is true.
4251 * tree-flow.h (ref_contains_indirect_ref): New prototype.
4252 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
4253 tree-ssa-structalias.c
4254 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
4255 ref_contains_indirect_ref.
4256 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
4258 2005-09-21 DJ Delorie <dj@redhat.com>
4260 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
4262 (mn10300_return_in_memory): Support variable size types also.
4263 (mn10300_pass_by_reference): Likewise.
4264 (mn10300_function_value): New.
4265 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
4266 (FUNCTION_OUTGOING_VALUE): Likewise.
4267 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
4268 * doc/invoke.texi: Document it.
4270 2005-09-21 Uros Bizjak <uros@kss-loka.si>
4273 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
4274 force integer op1 into register for XFmode compares.
4276 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
4279 * expmed.c (alg_code): Add alg_impossible.
4280 (alg_hash_entry): Add cost.
4281 (synth_mult): Record alg_impossible in the hash table if
4282 multiplication by a given integer is impossble within the
4283 limit. Speed up using alg_impossible.
4285 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
4287 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
4288 argument. Allow and set any offset if needs_anyoffset is passed
4290 (get_constraint_for): Add argument here too.
4292 (do_structure_copy): Pass NULL to get_constraint_for.
4293 (handle_ptr_arith): Ditto.
4294 (find_func_aliases): Ditto.
4296 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
4298 PR rtl-optimization/23898
4299 * output.h (get_attr_min_length): Declare.
4300 * final.c (get_attr_length_1): New function, broken out of:
4302 (get_attr_min_length): New function.
4303 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
4304 (duplicate_computed_gotos): Likewise.
4305 * genattr.c (insn_min_length): Generate declaration.
4306 * genattrtab.c (min_fn, min_attr_value): New functions.
4307 (make_length_attrs): Generate insn_min_length.
4309 2005-09-20 Steve Ellcey <sje@cup.hp.com>
4311 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
4313 2005-09-20 Richard Henderson <rth@redhat.com>
4315 PR tree-optimization/24059
4316 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
4319 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
4321 * c.opt (fextended-identifiers): New.
4322 * c-opts.c (c_common_handle_option): Handle
4323 -fextended-identifiers.
4324 * doc/cpp.texi: Update documentation of extended identifiers.
4325 * doc/cppopts.texi (-fextended-identifiers): Document.
4327 2005-09-20 Jakub Jelinek <jakub@redhat.com>
4329 PR tree-optimization/23929
4330 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
4333 PR tree-optimization/23818
4334 * tree-stdarg.c (execute_optimize_stdarg): Call
4335 calculate_dominance_info.
4337 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
4339 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
4340 (analyze_siv_subscript_cst_affine): Add weak SIV test.
4341 (compute_overlap_steps_for_affine_1_2): Use
4342 get_number_of_iters_for_loop.
4343 (analyze_subscript_affine_affine): Check whether difference is
4345 Use get_number_of_iters_for_loop.
4346 Check whether overlap occurs outside of bounds.
4347 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
4349 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
4351 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
4352 base register if possible.
4354 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
4356 PR tree-optimization/18463
4357 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
4358 converting it directly is not possible.
4359 (chrec_convert_aggressive): New function.
4360 * tree-chrec.h (chrec_convert_aggressive): Declare.
4361 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
4362 Fold chrec conversions aggressively if asked to.
4363 (instantiate_parameters): Modified because of changes in
4364 instantiate_parameters_1.
4366 2005-09-19 Richard Henderson <rth@redhat.com>
4368 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
4369 (reduc_splus_v2df): New.
4371 2005-09-19 Richard Sandiford <richard@codesourcery.com>
4373 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
4374 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
4376 2005-09-19 Richard Henderson <rth@redhat.com>
4378 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
4381 2005-09-19 Richard Henderson <rth@redhat.com>
4383 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
4384 (ia64_expand_dot_prod_v8qi): New.
4385 * config/ia64/ia64-protos.h: Update.
4386 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
4387 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
4388 sdot_prodv8qi, sdot_prodv4hi): New.
4389 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
4391 2005-09-19 Richard Henderson <rth@redhat.com>
4394 * real.c (exact_real_truncate): Return false if the format cannot
4395 represent the number as a normal.
4397 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
4398 for a memory source.
4400 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
4402 * tree-ssa-operands.c (swap_tree_operands): Export.
4403 * tree.h (swap_tree_operands): Declare.
4404 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
4405 Call swap_tree_operands.
4407 2005-09-19 Richard Henderson <rth@redhat.com>
4409 * tree-flow.h (merge_alias_info): Declare.
4410 * tree-ssa-copy.c (merge_alias_info): Export.
4411 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
4412 (vect_create_data_ref_ptr): Use create_iv directly.
4413 (vectorizable_load): Use correct types for integer constants.
4414 (vect_generate_tmps_on_preheader): Likewise.
4415 (vect_gen_niters_for_prolog_loop): Likewise.
4417 2005-09-19 Steven Bosscher <stevenb@suse.de>
4419 PR rtl-optimization/23943
4420 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
4422 2005-09-18 Jan Hubicka <jh@suse.cz>
4424 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
4426 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
4428 * varasm.c (output_constant): Do not abort on conversions to union
4429 types between different sizes.
4431 2005-09-18 Richard Guenther <rguenther@suse.de>
4434 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
4437 2005-09-18 Paul Brook <paul@codesourcery.com>
4439 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
4441 2005-09-17 Richard Henderson <rth@redhat.com>
4443 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
4444 * tree-ssa-loop.c (pass_vect_dce): Remove.
4445 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
4448 2005-09-17 Richard Henderson <rth@redhat.com>
4450 * tree-pass.h (pass_vect_dce): Declare.
4451 * passes.c (init_optimization_passes): Add it.
4452 * tree-flow.h (tree_ssa_dce): Declare.
4453 * tree-ssa-dce.c (tree_ssa_dce): Export.
4454 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
4455 (gate_tree_vectorize): ... here.
4456 (pass_vect_dce): New.
4458 2005-09-17 Jan Hubicka <jh@suse.cz>
4460 * except.c (struct eh_status): Turn region_array into vec.
4461 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
4462 convert_from_eh_region_ranges, find_exception_handler_labels,
4463 current_function_has_exception_handlers, assign_filter_values,
4464 build_post_landing_pads, dw2_build_landing_pads,
4465 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
4466 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
4467 foreach_reachable_handler, can_throw_internal_1,
4468 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
4470 (duplicate_eh_region_1): Update region_array.
4471 (duplicate_eh_regions): Resize region_array and avoid recomputing.
4473 2005-09-17 David Edelsohn <edelsohn@gnu.org>
4476 * expmed.c (expand_mult): Substitute simple register for op0 when
4479 2005-09-17 Richard Henderson <rth@redhat.com>
4481 * expr.c (emit_move_via_integer): Add force argument, pass it on
4482 to emit_move_change_mode. Update callers.
4483 (emit_move_complex): Pass true to new force argument.
4484 * function.c (expand_function_end): Move expand_eh_return call
4485 earlier. Merge sub-word complex values into a pseudo before
4486 copying to the return hard register.
4488 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
4490 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
4491 between different sizes.
4493 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
4497 * passes.c (init_optimization_passes): Register dump files for
4500 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
4502 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
4503 * config/s390/s390.c (s390_overlap_p): New function.
4504 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
4505 peephole2, "*xc" peephole2): Added overlap check to the peephole2
4508 2005-09-16 Richard Guenther <rguenther@suse.de>
4510 * ipa-pure-const.c (static_execute): Free auxiliar information.
4511 * ipa-type-escape.c (discover_unique_type): Free temporary key.
4512 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
4514 2005-09-15 DJ Delorie <dj@redhat.com>
4516 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
4518 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
4520 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
4522 (swap_commutative_operands_with_target): New.
4524 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
4526 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
4529 (estimate_iters_using_array): New function.
4530 * tree-data-ref.h (estimate_iters_using_array): Prototype
4531 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
4532 Use estimate_iters_using_array instead of analyze_array.
4534 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
4536 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
4539 2005-09-15 Michael Matz <matz@suse.de>
4541 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
4543 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
4545 PR tree-optimization/23835
4546 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
4547 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
4549 2005-09-14 Richard Henderson <rth@redhat.com>
4551 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
4552 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
4554 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
4556 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
4557 in the ARRAY_TYPE case.
4559 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
4561 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
4563 2005-09-14 Uros Bizjak <uros@kss-loka.si>
4566 * tree-vect-transform.c (vectorizable_operation): Return false for
4567 scalar shift operations and for vector shift operations with
4568 non-invariant shift arguments. Use scalar tree operand op1 as
4569 a shift operand when vector shift insn pattern uses scalar shift
4571 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
4573 2005-09-14 Olivier Hainque <hainque@adacore.com>
4575 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
4576 value if it has side-effects.
4578 2005-09-14 David Edelsohn <edelsohn@gnu.org>
4581 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
4583 2005-09-14 Alan Modra <amodra@bigpond.net.au>
4585 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
4586 passed as NAME as if it were label at start of function code.
4588 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
4590 * config/sh/sh.md (*movv4sf_i): Add general register cases to
4593 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
4595 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
4596 as early clobber. Rewrite so the PIC register is not implicitly used.
4598 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4600 * tree.c (annotate_with_file_line): Compare line numbers before
4603 2005-09-13 Uros Bizjak <uros@kss-loka.si>
4606 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
4607 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
4609 2005-09-13 Ian Lance Taylor <ian@airs.com>
4611 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
4612 than a HOST_WIDEST_INT to gen_doloop_begin.
4614 2005-09-13 Diego Novillo <dnovillo@redhat.com>
4616 * tree-dfa.c (dump_variable): Guard against NULL annotations.
4618 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
4620 PR tree-optimize/23817
4621 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
4623 2005-09-13 Alan Modra <amodra@bigpond.net.au>
4626 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
4627 word before changing the stack pointer. Use gen_frame_mem for MEMs.
4628 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
4629 (restore_stack_nonlocal): Likewise.
4630 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
4632 2005-09-12 Ian Lance Taylor <ian@airs.com>
4635 * c.opt (ffriend-injection): New C++ option.
4636 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
4637 (C++ Dialect Options): Document -ffriend-injection.
4639 2005-09-12 Josh Conner <jconner@apple.com>
4642 * ipa-reference.c (static_execute): Don't mark variables in
4643 named sections TREE_READONLY.
4645 2005-09-12 Alan Modra <amodra@bigpond.net.au>
4647 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
4650 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
4652 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
4653 V_MUST_DEF instead of just the first_use_p.
4654 Don't mark the virtual variables for renaming on the statement which
4656 (pass_dse): Remove TODO_update_ssa.
4658 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
4661 * stor-layout.c (compute_record_mode): For records with a single
4662 field, actually check the field's mode size against the type size.
4664 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
4665 registers for TARGET_SHMEDIA.
4666 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
4667 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
4668 of GENERAL_REGS and FP_REGS.
4670 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
4672 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
4674 2005-09-12 Alan Modra <amodra@bigpond.net.au>
4676 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
4677 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
4678 are omitted. Exclude stack_tie insn too.
4680 2005-09-11 David Edelsohn <edelsohn@gnu.org>
4682 PR rtl-optimization/23098
4683 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
4685 * config/rs6000/rs6000.md (movdf splitter): Use
4686 const_double_operand predicate for TARGET_POWERPC64.
4687 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
4688 SYMBOL_REF method to ABI_V4.
4690 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
4691 replace_equiv_address.
4692 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
4693 rs6000_sr_alias_set and MEM_NOTRAP.
4694 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
4696 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
4698 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
4699 handle CALL_EXPR again.
4701 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
4703 * arm/predicates.md (alignable_memory_operand): Delete.
4705 2005-09-10 Richard Henderson <rth@redhat.com>
4708 * dbxout.c (dbxout_expand_expr): New.
4709 (dbxout_symbol): Use it.
4711 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
4713 * arm.c (arm_gen_rotated_half_load): Delete.
4714 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
4715 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
4716 (thumb_set_return_address): Likewise.
4717 (thumb_load_double_from_address): Use adjust_address.
4718 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
4719 (extendhsisi2_mem, movhi_bytes): Use change_address.
4720 (movhi): Use widen_memory_access.
4721 (reload_out_df): Use replace_equiv_address.
4722 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
4724 2005-09-09 Richard Henderson <rth@redhat.com>
4727 * dbxout.c: Include expr.h.
4728 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
4729 (dbxout_symbol): Handle DECL_VALUE_EXPR.
4730 * Makefile.in (dbxout.o): Add EXPR_H.
4732 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
4734 PR tree-optimization/23509
4735 * tree-cfg.c (replace_uses_by): Use replace_exp.
4736 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
4737 pointers have name_mem_tag or type_mem_tag set.
4739 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
4741 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
4742 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
4743 of wrongly accessing operands.
4745 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
4747 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
4748 * tree-chrec.c: Include tree-scalar-evolution.h.
4749 (chrec_convert): Instantiate the base and step before calling
4750 scev_probably_wraps_p that would fail on parametric evolutions.
4751 Collect all the fails into a single section failed_to_convert,
4752 print a diagnostic, and return chrec_dont_know instead of calling
4754 * tree-scalar-evolution.c (loop_closed_phi_def): New.
4755 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
4757 (scev_const_prop): Don't replace the definition of a loop closed ssa
4758 phi node by itself, or by another loop closed ssa phi node.
4759 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
4760 that base and step are defined.
4762 2005-09-09 Richard Guenther <rguenther@suse.de>
4765 * fold-const.c (fold_ternary): Check truth_value_p before
4766 calling invert_truthvalue.
4768 2005-09-09 Nick Clifton <nickc@redhat.com>
4770 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
4771 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
4772 dimension of these arrays.
4773 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
4775 * longlong.h: Only provide a prototype for the __clz_tab[] array
4776 if this header has not been included from libgcc2.h.
4777 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
4779 Provide prototypes for exported functions.
4780 Use the __clz_tab[] and __popcount_tab[] arrays provided by
4783 2005-09-08 Josh Conner <jconner@apple.com>
4787 * expr.c (expand_expr_addr_expr_1): Don't invoke
4788 expand_simple_binop for EXPAND_INITIALIZER.
4790 2005-09-08 Richard Henderson <rth@redhat.com>
4793 * toplev.c (wrapup_global_declaration_1): Split out ...
4794 (wrapup_global_declaration_2): ... from ...
4795 (wrapup_global_declarations): ... here. Return bool.
4796 (check_global_declaration_1): Split out ...
4797 (check_global_declarations): from here.
4798 (emit_debug_global_declarations): New.
4799 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
4800 check_global_declaration_1, emit_debug_global_declarations): Declare.
4801 * c-decl.c (c_write_global_declarations_1): Don't create a vector
4802 of decls. Call wrapup_global_declaration_1,
4803 wrapup_global_declaration_2, check_global_declaration_1 directly.
4804 (c_write_global_declarations_2): New.
4806 (c_write_global_declarations): Call c_write_global_declarations_2.
4807 * langhooks.c (write_global_declarations): Call
4808 emit_debug_global_declarations.
4810 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
4811 remove decls that have DECL_RTL_SET_P.
4812 * passes.c (rest_of_decl_compilation): Invoke
4813 cgraph_varpool_finalize_decl for all but functions.
4815 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4817 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
4818 the result of a conversion if the new min and max cannot be compared.
4820 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
4822 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
4823 (override_options): Setting s390_sr_alias_set removed.
4824 (save_fpr, save_gprs): Set alias set to vararg or frame.
4825 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
4826 s390_sr_alias_set with get_frame_alias_set ().
4827 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
4828 get_varargs_alias_set ().
4830 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
4834 * c-parser.c (c_parser_objc_method_definition): If the next
4835 token is not "{", error out and don't start the function.
4837 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
4839 * tree-vrp.c (extract_range_from_expr): Move the check for non
4840 nullness after the check for gimple invariant.
4842 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4844 * tree.c (host_integerp, tree_low_cst): Correct function comment.
4846 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4849 * config/m32r.md (movmemsi_internal): Canonicalize order of
4850 operands in PLUS component of template.
4852 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
4854 * reload1.c (fixup_eh_region_note): Remove assertion.
4855 (fixup_abnormal_edges): Reverted removal of call to
4856 find_many_sub_basic_blocks made on 2005-08-31.
4858 2005-09-07 Richard Henderson <rth@redhat.com>
4860 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
4861 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
4862 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
4863 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
4864 rearrange for better packing.
4865 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
4866 (lookup_cfa_1): Remove inline marker.
4867 (cfa_equal_p): Split out of ...
4868 (def_cfa_1): ... here. Use INVALID_REGNUM.
4869 (build_cfa_loc): Handle !cfa->indirect.
4870 (frame_pointer_cfa_offset): New.
4871 (dbx_reg_number): Assert register elimination performed; do
4872 leaf register remapping.
4873 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
4874 (eliminate_reg_to_offset): New.
4875 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
4876 for verifiably local stack frame addresses; re-base to CFA.
4877 (mem_loc_descriptor): Remove can_use_fbreg argument.
4878 (concat_loc_descriptor, loc_descriptor): Likewise.
4879 (containing_function_has_frame_base): Remove.
4880 (rtl_for_decl_location): Don't do register elimination or
4881 leaf register remapping here.
4882 (secname_for_decl): Split out from ..
4883 (add_location_or_const_value_attribute): ... here.
4884 (convert_cfa_to_loc_list): New.
4885 (compute_frame_pointer_to_cfa_displacement): New.
4886 (gen_subprogram_die): Use them.
4887 * tree.h (frame_base_decl): Remove.
4888 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
4889 (prologue_stack_adjust): Remove.
4890 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
4891 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
4892 (set_frame_base_location): Remove.
4893 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
4894 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
4895 (vt_add_function_parameters): Don't eliminate_regs.
4896 (vt_initialize): Don't create frame_base_decl.
4898 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4900 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
4901 version of GNU binutils for 4.x and later.
4903 2005-09-06 Mark Mitchell <mark@codesourcery.com>
4905 * ggc-page.c (ggc_push_context): Remove.
4906 (ggc_pop_context): Likewise.
4907 * ggc.h (ggc_push_context): Remove.
4908 (ggc_pop_context): Likewise.
4910 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
4913 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
4914 returning from an interrupt handler.
4916 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
4919 * config/arc/arc.c (output_shift): Add check for loop count when
4922 2005-09-06 Steven Bosscher <stevenb@suse.de>
4924 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
4926 (abs_replacement): Likewise.
4927 (pass_phiopt): Remove TODO_update_ssa.
4929 2005-09-06 Jakub Jelinek <jakub@redhat.com>
4932 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
4933 if "return with no value, in function returning non-void" warning
4935 * tree-cfg.c (execute_warn_function_return): Don't look at
4936 RETURN_EXPRs with TREE_NO_WARNING set.
4939 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
4940 for internal functions doesn't use registers used by global registers
4941 variables. Use fewer register parameters if there are global register
4944 2005-09-06 Olivier Hainque <hainque@adacore.com>
4945 Eric Botcazou <ebotcazou@adacore.com>
4948 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
4949 when we would be extracting outside its bit span (bitpos+bitsize
4950 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
4951 Ada unchecked conversions.
4953 2005-09-06 Steven Bosscher <stevenb@suse.de>
4955 * tree-ssa-pre.c (try_look_through_load): New function.
4956 (compute_avail): Use it to try to look through loads for some
4957 more useful expressions.
4959 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
4961 * simplify-rtx.c (simplify_binary_operation_1): Correct the
4962 condition for detecting cases like (a&a) and (a^a).
4964 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
4966 * common.opt: Add option ftree-vect-loop-version.
4967 * params.def: Add --param vect-max-version-checks.
4968 * doc/invoke.texi: Document ftree-vect-loop-version and
4969 --param vect-max-version-checks.
4970 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
4971 may_misalign_stmts and defines for accessors.
4972 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
4973 LOOP_VINFO_MAY_MISALIGN_STMTS.
4974 (destroy_loop_vec_info): VEC_free for
4975 LOOP_VINFO_MAY_MISALIGN_STMTS.
4976 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
4977 Update documentation.
4978 (vect_update_misalignment_for_peel): New.
4979 (vect_enhance_data_refs_alignment): Update to choose loop
4980 peeling or loop versioning if appropriate for the (potentially)
4981 unaligned data references in the loop.
4982 (vect_analyze_data_refs_alignment): Remove call to
4983 vect_enhance_data_refs_alignment so the checks can be done
4985 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
4986 and move up call to vect_analyze_data_refs_alignment.
4987 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
4988 (vect_transform_loop): Add call to loop_version.
4990 2005-09-06 Jakub Jelinek <jakub@redhat.com>
4992 PR rtl-optimization/23098
4993 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
4994 * simplify-rtx.c (constant_pool_reference_p): New function.
4995 * rtl.h (constant_pool_reference_p): New prototype.
4996 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
4997 constant_pool_reference_p in condition and
4998 avoid_constant_pool_reference in preparation statements.
5000 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
5002 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
5003 STRICT_LOW_PART SETs.
5005 2005-09-06 Alan Modra <amodra@bigpond.net.au>
5008 * except.c (sjlj_emit_function_enter): Find the function begin
5009 note even when it's not in first basic block.
5011 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
5013 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
5014 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
5015 * aclocal.m4: Regenerate.
5017 2005-09-05 DJ Delorie <dj@redhat.com>
5019 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
5022 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
5024 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
5025 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
5026 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
5027 Follow spelling conventions.
5028 * doc/invoke.texi: Follow spelling conventions.
5030 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
5032 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
5033 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
5034 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
5036 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
5039 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
5040 (output_stack_adjust): Use gen_tmp_stack_mem.
5041 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
5042 (sh_set_return_address, sh_allocate_initial_value): Likewise.
5043 (sh_get_pr_initial_val): Likewise.
5044 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
5045 (sh_initialize_trampoline): Likewise. Also use adjust_address.
5046 * sh.md (divsi_inv_m0): Use gen_const_mem.
5047 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
5048 (movdf_i4+1): Use gen_tmp_stack_mem.
5049 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
5050 (fpu_switch+2): Likewise.
5051 (movv4sf_i, movv16sf_i): Use adjust_address.
5052 (symGOT_load): Set MEM_NOTRAP_P bit.
5054 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5057 * pa.c (emit_move_sequence): Fix typo in last change.
5059 2005-09-03 Jakub Jelinek <jakub@redhat.com>
5061 PR rtl-optimization/23454
5062 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
5065 2005-09-03 Richard Henderson <rth@redhat.com>
5066 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5069 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
5072 2005-09-02 Nicolas Pitre <nico@cam.org>
5074 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
5075 to bit_count to 32 bits.
5077 2005-08-31 Mark Mitchell <mark@codesourcery.com>
5080 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
5081 generating synthetic loads from volatile lvalues.
5083 005-09-02 Nick Clifton <nickc@redhat.com>
5085 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
5086 __ctzhi2, __clzhi2): New functions.
5088 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
5091 * tree-nested.c (struct var_map_elt): Mark with GTY.
5092 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
5094 (lookup_field_for_decl): Allocate new element in GC memory.
5095 (lookup_tramp_for_decl): Likewise.
5096 (convert_nl_goto_reference): Likewise
5097 (create_nesting_tree): Allocate info in GC memory. Likewise for
5099 (free_nesting_tree): Free with ggc_free instead of free.
5100 (root): New static variable.
5101 (lower_nested_functions): Remove root as local variable. And zero out
5102 root at the end of the function.
5104 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
5106 PR rtl-optimization/20365
5107 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
5108 to short. New member ix.
5109 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
5110 (simplify_plus_minus): Initialize ix members before calling qsort.
5112 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
5114 PR tree-optimization/23626
5115 * tree-cfg.c (replace_uses_by): Clean up eh info.
5117 2005-09-01 DJ Delorie <dj@redhat.com>
5119 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
5122 2005-09-01 David Edelsohn <edelsohn@gnu.org>
5124 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
5125 (rs6000_split_multireg_move): Use replace_equiv_address instead of
5128 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
5130 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
5131 do not issue warning for a variable definition following
5134 2005-09-01 Richard Henderson <rth@redhat.com>
5137 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
5138 conversion to CONST_VECTOR.
5140 2005-09-01 Richard Henderson <rth@redhat.com>
5143 * reload1.c (reload_as_needed): Check !CALL_P before calling
5144 fixup_eh_region_note.
5145 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
5147 2005-09-01 DJ Delorie <dj@redhat.com>
5149 * varasm.c (output_constant): Let the target resolve
5150 conversions of addresses to non-default pointer sizes.
5152 2005-09-01 Nicolas Pitre <nico@cam.org>
5154 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
5155 to alow matching ARM pre-indexed addressing mode.
5156 (arm_override_options): Remove now irrelevant comment.
5158 2005-09-01 Phil Edwards <phil@codesourcery.com>
5160 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
5161 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
5162 * config/i386/vxworks.h: Likewise.
5163 * config/i386/t-vxworksae: New file, for VxWorks AE.
5164 * config/i386/vxworksae.h: Likewise.
5166 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
5168 PR tree-optimization/23410
5169 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
5170 sequence is not wrapping during the first step.
5172 2005-09-01 Jakub Jelinek <jakub@redhat.com>
5175 * dwarf2out.c (base_type_die): Compare char_type_node with
5176 TYPE_MAIN_VARIANT (type), not type.
5178 2005-09-01 Richard Guenther <rguenther@suse.de>
5180 PR tree-optimization/15366
5181 * common.opt: Add -finline-functions-called-once.
5182 Put -fearly-inlining in alphabetically ordered place.
5183 * doc/invoke.texi: Document new option.
5184 * ipa-inline.c (cgraph_decide_inlining): Honour
5185 flag_inline_functions_called_once.
5187 2005-09-01 Jakub Jelinek <jakub@redhat.com>
5189 PR rtl-optimization/23478
5190 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
5191 (alloc_qty): Initialize it.
5192 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
5193 (combine_regs): Combine also n_throwing_calls_crossed fields.
5194 (find_free_reg): Don't attempt to caller-save pseudos crossing
5195 calls that might throw.
5196 * global.c (struct allocno): Add throwing_calls_crossed field.
5197 (global_alloc): Revert 2005-08-22 change. Initialize
5198 throwing_calls_crossed.
5199 (find_reg): Don't attempt to caller-save pseudos crossing calls that
5202 2005-09-01 Alan Modra <amodra@bigpond.net.au>
5205 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
5206 (mask64_operand): Reinstate code prior to 2005-06-11 change.
5207 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
5208 (and64_2_operand): Tweak to use predicate.
5209 (and_operand): Adjust for mask_operand changes.
5210 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
5211 (print_operand): Likewise.
5212 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
5213 (mask64_1or2_operand): Delete.
5214 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
5215 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
5216 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
5217 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
5218 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
5219 (rotldi3_internal4): Likewise.
5220 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
5221 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
5222 (ashldi3_internal7): Likewise.
5223 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
5224 (ashldi3_internal, ashldi3_internal9 split): Likewise.
5225 (anddi3 split): Don't match mask64_operand.
5226 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
5227 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
5228 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
5229 't' splitter predicate.
5230 (movdi_internal64 + 2): Revert 2005-06-11 change.
5232 2005-08-31 DJ Delorie <dj@redhat.com>
5234 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
5235 (m32c_asm_integer): Add support for 32 bit pointers.
5237 2005-08-31 Richard Henderson <rth@redhat.com>
5239 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
5240 component-like references for setting MEM_NOTRAP_P.
5242 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
5243 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
5245 2005-08-31 Richard Henderson <rth@redhat.com>
5247 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
5248 into a pseudo before applying gen_lowpart.
5250 2005-08-31 Geoffrey Keating <geoffk@apple.com>
5252 * doc/install.texi (Specific): Update cctools version required
5253 for full functionality.
5254 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
5255 linkers as -macosx_version_min.
5257 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
5260 * sh.c (print_operand, %R and %S): Add handling of floating point
5261 registers, memory, constants and invalid operands.
5263 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
5265 * ipa-pure-const.c: Change dump name.
5267 2005-08-31 Uros Bizjak <uros@kss-loka.si>
5270 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
5271 to "reg_or_0_operand".
5272 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
5274 2005-08-31 Dale Johannesen <dalej@apple.com>
5276 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
5277 loops that count down.
5279 2005-08-31 Richard Henderson <rth@redhat.com>
5282 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
5283 (fixup_eh_region_note): New.
5284 (reload_as_needed): Call it.
5285 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
5286 don't call find_many_sub_basic_blocks; call verify_flow_info.
5287 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
5288 (keep_stack_depressed): Likewise.
5289 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
5291 2005-08-31 Richard Henderson <rth@redhat.com>
5293 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
5296 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
5298 * expr.c (expand_expr_real_1): Compare size of address
5299 mode to target's address mode size in deciding expansion of
5300 the constant address.
5302 2005-08-31 Richard Guenther <rguenther@suse.de>
5305 * expr.c (all_zeros_p): New function.
5306 (expand_expr_real_1): Handle the case of an all-zero
5307 non-addressable constructor separately.
5309 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
5311 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
5312 arguments, adjust all callers.
5313 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
5315 2005-08-30 Richard Henderson <rth@redhat.com>
5318 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
5319 whenever the mode sizes match.
5321 2005-08-31 Alan Modra <amodra@bigpond.net.au>
5323 * calls.c (load_register_parameters): Fix comment typo.
5324 * expr.c (emit_push_insn): Comment formatting.
5326 2005-08-30 Ian Lance Taylor <ian@airs.com>
5328 * config/i386/x-cygwin (host-cygwin): Change dependency from
5329 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
5331 2005-08-29 Geoffrey Keating <geoffk@apple.com>
5333 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
5336 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
5339 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
5340 call to ggc_collect.
5342 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
5345 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
5346 beginning. Remove $(INCLUDES) from all the rules, if following
5347 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
5349 2005-08-29 Jakub Jelinek <jakub@redhat.com>
5352 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
5353 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
5354 not constant, but maxlen is, don't set len to maxlen, rather
5355 set maxlen to len if len is a constant.
5357 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
5359 PR tree-optimization/23475
5360 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
5363 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
5365 Fix PR middle-end/22455
5367 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
5368 Checksum only the parts of the tree that exist for the tree code.
5370 2005-08-28 Dale Johannesen <dalej@apple.com>
5372 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
5374 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
5376 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
5378 2005-08-28 Richard Henderson <rth@redhat.com>
5380 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
5381 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
5384 2005-08-28 Jakub Jelinek <jakub@redhat.com>
5387 * builtins.c (get_memory_rtx): Don't strip nops
5388 in between COMPONENT_REFs.
5390 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
5393 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
5395 (gimplify_modify_expr): Check for zero sized types and gimplify the
5396 rhs and lhs as statements.
5398 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
5401 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
5402 state for return address column of signal frames.
5404 2005-08-27 David Edelsohn <edelsohn@gnu.org>
5407 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
5408 bytes >= 2 not bytes == 2.
5409 (expand_block_move): Same.
5411 2005-08-27 Richard Guenther <rguenther@suse.de>
5414 * config/i386/sse.md (sse2_movsd): Add missing closing
5417 2005-08-27 Paul Brook <paul@codesourcery.com>
5419 * genrecog.c (enum decision_type): Add DT_num_insns.
5420 (struct decision_test): Add u.num_insns.
5421 (add_to_sequence): Add DT_num_insns test.
5422 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
5423 (write_cond, debug_decision_2): Ditto.
5424 (change_state): Assume peep2_next_insn never fails.
5425 Remove "afterward" argument.
5426 (write afterward, write_tree): Update to match.
5427 * recog.c (peep2_current_count): New variable.
5428 (peep2_next_insn): Check it.
5429 (peephole2_optimize): Set peep2_current_count.
5430 * recog.h (peep2_current_count): Declare.
5432 2005-08-26 Josh Conner <jconner@apple.com>
5435 * ipa-pure-const.c (check_tree): Check for volatile-ness
5436 when considering a dereference.
5438 2005-08-27 Jakub Jelinek <jakub@redhat.com>
5440 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
5442 2005-08-26 Jakub Jelinek <jakub@redhat.com>
5444 PR rtl-optimization/23561
5445 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
5446 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
5447 at most LEN bytes long memory fits into the field.
5448 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
5449 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
5450 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
5452 2005-08-26 Richard Henderson <rth@redhat.com>
5455 * loop.c (biased_biv_may_wrap_p): New.
5456 (maybe_eliminate_biv_1): Use it to suppress non-equality
5457 comparison transformations. Delete disabled code.
5459 2005-08-26 Ian Lance Taylor <ian@airs.com>
5461 * combine.c (make_extraction): Avoid reference outside object.
5463 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
5465 * stor-layout.c (finalize_type_size): Restore behaviour for
5466 non-aggregate types to the status quo ante of the patch for
5467 pr 23467. Document why it matters.
5469 2005-08-26 Jakub Jelinek <jakub@redhat.com>
5472 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
5473 array by one element, initialize the BT_LAST element with NULL.
5475 2005-08-26 David Edelsohn <edelsohn@gnu.org>
5477 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
5478 optimizing for size.
5480 (compare_plus_eqsi): Same.
5481 (plus_eqsi_compare): Same.
5482 (neg_eq0<mode>): Same.
5483 (neg_eq<mode>): Same.
5485 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
5488 2005-08-26 Nick Clifton <nickc@redhat.com>
5490 * config/v850/v850.c (ep_memory_operand): Return FALSE if
5491 TARGET_EP is not defined.
5492 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
5493 TARGET_EP is enabled.
5494 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
5495 * config/v850/v850.md (save_all_interrupt): Only use the EP
5496 register if TARGET_EP is defined.
5497 (restore_all_interrupt): Likewise.
5498 * config/v850/lib1funcs.asm: Update functions so that the EP
5499 register is only used if __EP__ is defined.
5501 2005-08-26 David Ung <davidu@mips.com>
5503 * config/mips/mips.c (mips_expand_prologue): Handle case when
5504 generating for MIPS16 and the outgoing argument area is more than
5505 SMALL_OPERAND. Use the frame pointer as temporary to generate the
5508 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
5510 * config/crx/crx.md: Make doloop_end pattern usage controllable
5511 via mloop-nesting=<max-nesting> command line switch. Make sure
5512 the combiner cannot use doloop_end_<mode> in an illegal way.
5513 * config/crx/crx.c: Use regs up to r6 for argument passing.
5514 Refine crx_address_cost (non cst4 displacements are expensive).
5515 * config/crx/crx.opt: Add switch for mloop-nesting=.
5517 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
5519 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
5520 (UNSPEC_MVST): New constant.
5522 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
5524 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
5525 Reject operands containing eliminable registers.
5526 * testsuite/gcc.dg/20050825-1.c: New testcase.
5528 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
5529 Jan Hubicka <jh@suse.cz>
5531 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
5533 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
5535 PR tree-optimization/23546
5536 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
5539 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
5541 * params.def (PARAM_MIN_SPEC_PROB): New.
5542 * sched-rgn.c (MIN_PROBABILITY): Delete.
5543 (compute_trg_info): Convert to PARAM_VALUE.
5544 * doc/invoke.texi (param): Document min-spec-prob.
5546 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
5548 * config/darwin.h: define __PIC__
5549 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
5550 TARGET_OS_CPP_BUILTINS macro.
5552 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
5554 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
5557 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
5559 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
5561 * cfghooks.c (duplicate_block): Added position where to place
5562 new block as argument.
5563 * cfghooks.h (duplicate_block): Declaration changed.
5564 * cfglayout.c (copy_bbs): Add argument after. Pass it to
5566 * cfglayout.h (copy_bbs): Declaration changed.
5567 * cfgloop.h (loop_version): Declaration changed.
5568 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
5569 position to copy_bbs.
5570 (loop_version): Pass position to duplicate_loop_to_header_edge.
5571 Add place_after argument and position new blocks according to
5573 * modulo-sched.c (sms_schedule): Pass place_after argument
5575 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
5576 * tree-cfg.c (split_edge_bb_loc): New function.
5577 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
5578 to determine position of new blocks.
5579 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
5581 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
5582 argument to duplicate_block.
5583 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
5584 Pass position to copy_bbs.
5586 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
5588 * fold-const.c (ptr_difference_const): Use
5589 cst_and_fits_in_hwi instead of host_integerp.
5591 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
5593 * config/darwin.c (gen_pic_offset): New.
5594 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
5597 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
5599 PR tree-optimization/23486
5600 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
5602 2005-08-23 Phil Edwards <phil@codesourcery.com>
5604 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
5605 remove use_collect2.
5606 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
5608 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
5609 configuration files to override the default value.
5611 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
5612 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
5613 * config/vx-common.h: New file, split out from...
5614 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
5615 * config/vxworksae.h: New file, for VxWorks AE.
5616 * config/vxworks.opt: New file.
5617 * config/vxlib.c: Update for VxWorks 6.
5619 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
5620 other MULTILIB_* variables appropriately.
5621 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
5622 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
5623 * config/rs6000/vxworks.h: Update for VxWorks 6.
5624 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
5626 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
5629 * config/darwin.c (machopic_select_section): Remove the hack to
5630 mark "::operator new" and "::operator delete" for coalescing
5631 even though they are not weak.
5633 2005-08-24 Alan Modra <amodra@bigpond.net.au>
5635 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
5636 * configure: Regenerate.
5638 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
5641 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
5643 * convert.c (convert_to_integer, convert_to_vector): Likewise.
5644 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
5647 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
5649 * config/rs6000/predicates.md (equality_operator): New.
5650 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
5651 comparison with a large constant.
5653 2005-08-23 Mark Mitchell <mark@codesourcery.com>
5655 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
5657 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
5659 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
5660 registers is even, and we have a hardware double precision fp,
5662 (sh_gimplify_va_arg_expr): For floating point arguments, consider
5663 size of current argument when checking if argument was passed in
5666 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
5669 * stor-layout.c (finalize_type_size): Dont override
5670 existing alignment with a smaller alignment from the mode.
5672 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
5674 * lambda-code.c (lambda_vector_lexico_pos): Moved...
5675 * lambda.h (lambda_vector_lexico_pos): ... here.
5676 * tree-data-ref.c (build_classic_dist_vector): Return false when
5677 the distance vector is lexicographically negative.
5679 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
5681 PR tree-optimization/23511
5682 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
5683 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
5685 2005-08-23 Jakub Jelinek <jakub@redhat.com>
5687 PR tree-optimization/22043
5688 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
5689 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
5690 If ALLOW_FLEXARR, handle types ending with flexible array member.
5691 Pass false as second argument to recursive count_type_elements calls.
5692 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
5693 argument to count_type_elements call.
5694 * tree-sra.c (decide_block_copy): Likewise.
5695 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
5696 for a constant-sized object, set cleared as well. Pass true as
5697 second argument to count_type_elements call.
5699 2005-08-23 Alan Modra <amodra@bigpond.net.au>
5702 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
5703 from legitimate_small_data_p, and make global. Update use.
5704 Remove forward declaration.
5705 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
5707 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
5709 2005-08-23 David Edelsohn <edelsohn@gnu.org>
5711 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
5712 of scratch intermediates.
5713 (eq<mode>_compare): Same.
5714 (neg_eq0<mode>): New.
5715 (neg_eq<mode>): Convert to define_insn_and_split.
5717 2005-08-23 Alan Modra <amodra@bigpond.net.au>
5720 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
5721 stdarg functions, set/clear the fp marker even when no variable
5723 * config/rs6000/sysv4.opt (mprototype): Describe.
5725 2005-08-22 Jakub Jelinek <jakub@redhat.com>
5727 PR rtl-optimization/23478
5728 * regs.h (reg_info): Add throw_calls_crossed.
5729 (REG_N_THROWING_CALLS_CROSSED): Define.
5730 * flow.c (allocate_reg_life_data): Initialize
5731 REG_N_THROWING_CALLS_CROSSED.
5732 (propagate_one_insn, attempt_auto_inc): Update
5733 REG_N_THROWING_CALLS_CROSSED.
5734 * global.c (global_alloc): Don't allocate pseudos across
5735 calls that may throw.
5737 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
5740 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
5741 value is inbetween the range if we did not find an exact match.
5743 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
5745 * doc/invoke.texi (Option Summary): Add ms1 options.
5746 * doc/extend.texi: Document interrupt handler attribute for ms1.
5747 * doc/md.texi: Document ms1 constraints.
5748 * config.gcc: Add ms1-*-elf.
5749 * config/ms1/ms1.h: New.
5750 * config/ms1/ms1.c: New.
5751 * config/ms1/ms1.md: New.
5752 * config/ms1/ms1-protos.h: New.
5753 * config/ms1/ABI.txt: New.
5754 * config/ms1/crti.asm: New.
5755 * config/ms1/crtn.asm: New.
5756 * config/ms1/lib2extra-funcs.c: New.
5757 * config/ms1/t-ms1: New.
5758 * config/ms1/ms1.opt: New.
5760 2005-08-22 Ira Rosen <irar@il.ibm.com>
5762 * config/rs6000/altivec.md (xorv4sf3): New.
5763 (negv4sf2, neg<mode>2): Likewise.
5765 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
5768 * config/ia64/ia64.md (divsi3): Check divide by zero.
5769 (udivsi3): Likewise.
5771 (udivdi3): Likewise.
5773 2005-08-21 Jakub Jelinek <jakub@redhat.com>
5775 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
5776 up to elem_bitsize bits, not max_bitsize.
5778 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
5780 PR tree-optimization/23433
5781 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
5782 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
5784 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
5786 PR tree-optimization/23434
5787 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
5788 the iteration bound is not an INTEGER_CST.
5790 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
5792 * tree-vect-transform.c (get_initial_def_for_reduction): Set
5793 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
5794 NULL if need_epilog_adjust is false.
5795 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
5796 Case 3 always peels first itration, not just for PLUS case, and no need
5797 to use scalar_initial_def here. Create an epilog adjustment only if
5798 scalar_initial_def is not NULL.
5800 (vectorizable_reduction): Remove assert.
5802 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
5805 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
5806 (__moddi3): Likewise.
5807 (__udivdi3): Likewise.
5808 (__umoddi3): Likewise.
5809 (__divsi3): Likewise.
5810 (__modsi3): Likewise.
5811 (__udivsi3): Likewise.
5812 (__umodsi3): Likewise.
5814 2005-08-20 Jakub Jelinek <jakub@redhat.com>
5816 * tree-pass.h (TDF_GRAPH): Define.
5817 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
5818 * passes.c (finish_optimization_passes): Only call
5819 finish_graph_dump_file if TDF_GRAPH is set.
5820 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
5821 NULL. Set TDF_GRAPH bit.
5822 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
5824 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
5826 * arm.h (arm_stack_offsets): Add locals_base field.
5827 * arm.c (arm_get_frame_offsets): Compute it.
5828 (thumb_compute_initial_elimination offset): Make the Thumb frame
5829 pointer point to the base of the local variables.
5830 (thumb_expand_prologue): Update accordingly.
5831 (thumb_expand_epilogue): Likewise.
5833 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
5834 mode of clobbered scratch to DImode. Handle a case that's known to
5837 2005-08-19 David Edelsohn <edelsohn@gnu.org>
5839 * config/rs6000/rs6000.md (gt0<mode>): Delete.
5840 (gt0<mode>_compare): Delete.
5841 (neg_gt0<mode>): Delete.
5843 2005-08-19 Eric Christopher <echristo@apple.com>
5845 * optabs.h: Change CTI_ to COI_.
5848 2005-08-19 James E Wilson <wilson@specifix.com>
5850 * builtins.c (expand_builtin_return_addr): Set
5851 current_function_accesses_prior_frames when count != 0. Use
5852 frame_pointer_rtx when count == 0.
5853 * function.h (struct function): Add accesses_prior_frames field.
5854 (current_function_accesses_prior_frames): Define.
5855 * reload1.c (init_elim_table): Check
5856 current_function_accesses_prior_frames.
5857 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
5859 2005-08-19 Diego Novillo <dnovillo@redhat.com>
5861 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
5862 indicator. Return true if the flowgraph changed during
5865 2005-08-19 Diego Novillo <dnovillo@redhat.com>
5868 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
5869 conditional expression before testing its value.
5871 2005-08-19 Diego Novillo <dnovillo@redhat.com>
5873 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
5875 2005-08-19 Devang Patel <dpatel@apple.com>
5877 PR tree-optimization/23048
5878 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
5879 third parameter. Check whether latch is dominated by exit
5881 (if_convertible_loop_p): Supply exit block itself to
5882 if_convertible_bb_p.
5884 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
5887 * arm.md (arm_load_pic_register): Change argument to the mask of
5888 saved registers. Call thumb_find_work_register if we need a
5889 scratch register on Thumb.
5890 (arm_expand_prologue): Pass empty register set to
5891 arm_load_pic_register.
5892 (thumb_expand_prologue): Pass live_regs_mask directly to
5893 arm_load_pic_register.
5894 * arm-protos.h (arm_load_pic_register): Update prototype.
5896 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
5898 * sh.c (find_sole_member): New function.
5899 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
5900 if the record's alignment is larger than the size of its only member.
5902 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
5905 * arm.c (thumb_legitimize_reload_address): New function.
5906 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
5907 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
5909 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
5911 * config/crx/crx.c: Implement crx_decompose_address. Reject
5912 symbolic displacements since CRX register relative adressing
5913 mode can't handle unsigned 32-bit values as displacements.
5914 * config/crx/crx.h: Simplify definitions, remove redundant
5915 parenthesis and obsolete macros.
5916 * config/crx/crx.opt: Add new switch for debugging addresses.
5917 * config/crx/crx-protos.h: Add new declarations for above.
5919 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
5922 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
5925 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5927 * collect2.c (dup2): Delete.
5928 * configure.ac: Don't check for dup2.
5930 * config.in, configure: Regenerate.
5932 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
5934 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
5935 record with the type of its only member.
5937 2005-08-18 David Edelsohn <edelsohn@gnu.org>
5939 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
5940 define_insn_and_split.
5941 (plus_ltu<mode>_compare): Same.
5942 (gtu<mode>_compare): Same.
5943 (plus_gtu<mode>_compare): Same.
5945 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
5947 PR tree-optimization/22228
5948 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
5950 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
5951 are recorded in vect_vnames_to_rename for renaming.
5952 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
5953 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
5954 in vect_vnames_to_rename.
5955 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
5956 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
5958 2005-08-18 Jan Hubicka <jh@suse.cz>
5961 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
5962 info only for local statics, not for member variables.
5964 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5966 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
5968 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5970 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
5972 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
5975 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
5977 2005-08-17 James E Wilson <wilson@specifix.com>
5979 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
5982 2005-08-17 David Edelsohn <edelsohn@gnu.org>
5984 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
5985 (leu<mode>_compare): Same.
5986 (plus_leu<mode>): Same.
5987 (neg_leu<mode>): Same.
5988 (and_neg_leu<mode): Same.
5989 (ltu<mode>_compare): Same.
5990 (plus_ltu<mode>): Same.
5992 (geu<mode>_compare): Same.
5993 (plus_geu<mode>): Same.
5994 (neg_geu<mode>): Same.
5995 (and_neg_geu<mode>): Same.
5996 (plus_gt<mode>): Same.
5997 (gtu<mode>_compare): Same.
5998 (plus_gtu<mode>): Same.
6000 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
6002 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
6003 Move call_table_data to end. Delete spurious .text.
6004 (callt_save_all_interrupt): Fix comment typo.
6006 2005-08-17 James E Wilson <wilson@specifix.com>
6007 Kevin Winchester <winchester@amirix.com>
6010 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
6012 2005-08-17 Uros Bizjak <uros@kss-loka.si>
6015 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
6016 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
6018 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
6020 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
6021 record with the type of its only member if the modes don't match.
6023 * varasm.c (decode_reg_name): Skip empty additional register names.
6025 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
6027 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
6028 lsm_tmp_name_length): New.
6029 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
6030 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
6032 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6033 Andreas Krebbel <krebbel1@de.ibm.com>
6035 * config.gcc: Added z9-109 switch.
6036 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
6037 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
6038 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
6039 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
6040 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
6041 for "z9_109" cpu attribute.
6042 * config/s390/s390.c (z9_109_cost): New processor cost structure.
6043 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
6044 (s390_handle_arch_option): Added z9-109 switch.
6045 (override_options): Set respective cost function for z9-109.
6046 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
6047 (legitimate_reload_constant_p): Accept extended immediates.
6048 (print_operand): Three new output modifiers added: k, m and o.
6049 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
6050 (s390_output_mi_thunk): Use extended immediate when possible.
6051 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
6052 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
6053 (CONSTRAINT_LEN): Added length of O constraint.
6054 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
6055 * config/s390/s390.md ("cpu"): New value z9_109 added.
6056 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
6057 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
6058 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
6059 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
6060 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
6061 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
6062 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
6063 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
6064 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
6065 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
6066 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
6067 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
6068 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
6069 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
6070 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
6072 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
6073 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
6074 insns for TARGET_EXTIMM.
6076 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
6078 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
6080 2005-08-17 Nick Clifton <nickc@redhat.com>
6082 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
6083 Call default_encode_section_info.
6085 2005-08-17 Steven Bosscher <stevenb@suse.de>
6087 PR tree-optimization/21574
6088 * tree-ssa-ccp.c (likely_value): If the right hand side is a
6089 constant, return CONSTANT.
6090 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
6091 (ccp_fold, visit_assignment): Likewise.
6092 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
6094 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
6096 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
6097 fold_buildN instead of buildN then fold_initializer or fold.
6098 (build_unary_op): Likewise.
6099 (build_binary_op): Likewise.
6100 * fold-const.c (fold_initializer): Remove.
6101 (fold_build1_initializer): New function.
6102 (fold_build2_initializer): New function.
6103 (fold_build3_initializer): New function.
6104 * tree.h (fold_initializer): Remove.
6105 (fold_build1_initializer): New function.
6106 (fold_build2_initializer): New function.
6107 (fold_build3_initializer): New function.
6109 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
6111 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
6112 (try_move_mult_to_index): Call fold_build2 instead of build2.
6113 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
6114 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
6115 fold_binary_to_constant.
6116 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
6118 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
6119 check if A == gcd (A, B). Remove TYPE argument.
6120 (analyze_offset) Use fold_build2 instead of fold (build.
6121 (create_data_ref): Likewise.
6122 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
6123 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
6126 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
6128 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
6129 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
6131 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
6134 * gimplify.c (zero_sized_type): New function.
6135 (gimplify_modify_expr_rhs): If we have a zero sized type,
6136 replace the statement with an empty statement.
6138 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
6140 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
6143 2005-08-16 Ian Lance Taylor <ian@airs.com>
6145 * doc/tm.texi (Label Output): Correct typo.
6147 2005-08-16 Steven Bosscher <stevenb@suse.de>
6150 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
6151 force_operand will work later on using have_insn_for.
6153 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6155 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
6157 2005-08-16 Ian Lance Taylor <ian@airs.com>
6160 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
6161 vector type, don't try to construct it element by element. Add an
6162 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
6164 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6166 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
6168 2005-08-16 Geoffrey Keating <geoffk@apple.com>
6170 * doc/invoke.texi (Precompiled Headers): Document some more options
6171 which are known to be safe.
6173 2005-08-16 James E Wilson <wilson@specifix.com>
6175 PR tree-optimization/21105
6176 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
6177 TREE_OVERFLOW check.
6179 2005-08-16 David Edelsohn <edelsohn@gnu.org>
6181 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
6182 (neg_ltu<mode>): Same.
6184 (neg_gtu<mode>): Same.
6186 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6188 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
6189 (fold_builtin_isdigit): Use fold_buildN.
6190 (build_function_call_expr): Likewise.
6191 * c-typeck.c (c_finish_loop): Likewise.
6193 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
6194 Richard Shann <rshann@superh.com>
6196 PR middle-end/20396:
6197 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
6199 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
6201 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
6203 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
6206 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
6207 arm_compure_save_reg0_reg12_mask to determine when the PIC register
6210 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6213 * fold-const.c (build_range_check): Disable optimization for function
6214 pointer expressions on targets that require function pointer
6217 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
6219 * simplify-rtx.c (simplify_const_relational_operation): When
6220 extracting arguments of a COMPARE, recompute the mode as well.
6222 2005-08-15 Ian Lance Taylor <ian@airs.com>
6224 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
6226 2005-08-15 DJ Delorie <dj@redhat.com>
6228 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
6230 (movsi_splittable): Allow, but split, moves to the stack.
6231 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
6234 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6236 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
6237 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
6238 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
6240 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
6241 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
6242 Delete HOST_PTR_PRINTF.
6244 * configure, config.in: Regenerate.
6246 2005-08-15 David Edelsohn <edelsohn@gnu.org>
6248 * config/rs6000/rs6000.md (QHSI): New mode macro.
6249 (wd): Extend mode attr for QImode and HImode
6250 (dbits): New mode attr.
6251 (zero_extend<mode>di2): Convert to mode macro.
6253 2005-08-15 Steve Ellcey <sje@cup.hp.com>
6256 * doc/invoke.texi (-mgnu-ld): Update description.
6259 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
6262 * Makefile.in (tree-chrec.o): Depends on real.h.
6263 * tree-chrec.c: Include real.h.
6264 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
6265 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
6266 * tree-scalar-evolution.c (add_to_evolution_1,
6267 interpret_rhs_modify_expr): Ditto.
6269 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
6272 * tree-data-ref.c (estimate_niter_from_size_of_data): When
6273 step is negative compute the estimation from init downwards to zero.
6275 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
6277 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
6279 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
6281 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
6283 (legitimate_reload_constant_p): Fix handling of lliXX operands.
6284 Accept double-word constants that can be split.
6285 * config/s390/s390.md ("movti"): Use 'P' constraint.
6286 ("*movdi_31", "*movdf_31"): Likewise.
6288 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
6290 Fix PR tree-optimization/22615
6292 * tree-ssa-structalias.c (solution_set_add): Handle
6293 first_vi_for_offset returning NULL.
6294 (do_da_constraint): Ditto.
6295 (do_sd_constraint): Ditto.
6296 (do_ds_constraint): Ditto
6297 (find_func_aliases): Ditto.
6298 (build_constraint_graph): RHS is allowed be ANYTHING.
6299 (first_vi_for_offset): Return NULL if we couldn't find anything at
6302 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
6304 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
6305 over memory as first operand.
6307 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
6310 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
6311 available for setting it.
6313 2005-08-14 Ira Rosen <irar@il.ibm.com>
6315 PR tree-optimization/23320
6316 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
6317 data-refs' types instead of base object nullness. Add check for
6318 pointer type data-refs before first location comparison. Remove
6321 2005-08-14 Andreas Schwab <schwab@suse.de>
6323 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
6325 2005-08-13 James E Wilson <wilson@specifix.com>
6327 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
6328 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
6329 -fstack-protector-all, --param ssp-buffer-size): Document.
6330 (-Wvariadic-macros): Alphabetize.
6331 (-fsched-stalled-insns-dep): Add missing 'f'.
6333 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
6336 2005-08-13 David Edelsohn <edelsohn@gnu.org>
6338 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
6339 or indirect address operand.
6340 (EXTRA_ADDRESS_CONSTRAINT): New.
6341 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
6343 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
6345 PR tree-optimization/22236
6346 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
6347 successors and predecessors.
6348 * tree-chrec.c (chrec_convert): Before converting, check that
6349 sequences don't wrap.
6350 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
6351 (analyze_array): Extern.
6352 (find_data_references_in_loop): Remove call to
6353 compute_estimated_nb_iterations.
6354 * tree-data-ref.h (analyze_array): Declared.
6355 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
6356 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
6357 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
6358 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
6360 * tree-ssa-loop-ivcanon.c: Fix documentation.
6361 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
6362 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
6363 (infer_loop_bounds_from_undefined): New.
6364 (estimate_numbers_of_iterations_loop): Use
6365 infer_loop_bounds_from_undefined.
6366 (used_in_pointer_arithmetic_p): New.
6367 (scev_probably_wraps_p): Pass an extra parameter. Call
6368 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
6369 (convert_step): Fix documentation.
6370 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
6371 Use initial_condition_in_loop_num and evolution_part_in_loop_num
6372 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
6373 scev_probably_wraps_p.
6375 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
6377 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
6378 (s390_register_info): Ignore clobbered_regs information for fixed
6379 registers, and only fixed registers.
6380 (s390_init_frame_layout): Remove redundant call.
6382 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
6384 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
6385 description of -Wold-style-casts.
6387 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
6388 Jakub Jelinek <jakub@redhat.com>
6390 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6391 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
6392 * config/s390/s390.c (print_operand): New output modifier 'G' added.
6393 (get_thread_pointer): Renamed to s390_get_thread_pointer.
6394 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
6395 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
6396 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
6397 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
6398 ("stack_protect_set", "stack_protect_test"): New expanders.
6399 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
6400 "stack_protect_testdi"): New insn definitions.
6402 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
6404 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
6406 2005-08-12 Paul Brook <paul@codesourcery.com>
6408 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
6410 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
6412 * config/s390/predicates.md (setmem_operand): New predicate.
6413 (shift_count_operand): Accept ANDs with special constants as
6415 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
6416 with special constants.
6417 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
6418 shift_count_operand with setmem_operand.
6420 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
6422 * config/s390/s390.c (s390_extract_part, s390_single_part):
6424 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
6425 (s390_output_mi_thunk): Don't use lg on 31 bit.
6426 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
6427 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
6429 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
6431 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
6432 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
6433 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
6434 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
6435 with one of the new macros.
6437 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
6439 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
6440 Don't set save_return_addr_p.
6441 (s390_register_info): Make clobbered_regs not depending on
6444 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
6446 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
6447 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
6449 2005-08-11 James E. Wilson <wilson@specifix.com>
6451 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
6453 2005-08-11 Jakub Jelinek <jakub@redhat.com>
6455 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
6456 locations gathered by var-tracking in single entry loc_list
6457 over loc_descriptor_from_tree.
6459 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
6460 pass it down to loc_descriptor.
6461 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
6462 (containing_function_has_frame_base): Move earlier in the file.
6463 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
6464 instead of always assuming fbreg can't be used.
6466 2005-08-11 David Edelsohn <edelsohn@gnu.org>
6468 * config/rs6000/altivec.md: Change constraint "m" to "Z".
6469 * config/rs6000/predicates.md (indexed_or_indirect_operand):
6470 Accept address wrapped in AND for Altivec.
6471 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
6472 Strip AND wrapping offset address for Altivec.
6474 2005-08-11 Richard Henderson <rth@redhat.com>
6477 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
6478 before using TYPE_IS_SIZETYPE.
6480 2005-08-11 Richard Henderson <rth@redhat.com>
6483 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
6484 insn types not present on ev4.
6485 (alphaev5_insn_pipe): Similarly.
6487 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
6490 * arm.c (arm_override_options): If the user has selected callee-super-
6491 interworking, then enable normal interworking.
6493 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6495 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
6498 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
6500 * doc/rtl.texi: Fix two typos.
6502 2005-08-11 Richard Guenther <rguenther@suse.de>
6505 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
6506 cases where we call to/from functions returning void.
6508 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
6511 * tree.c (build_pointer_type_for_mode): Robustify.
6513 2005-08-10 James E Wilson <wilson@specifix.com>
6515 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
6516 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
6518 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
6521 2005-08-10 Eric Christopher <echristo@apple.com>
6523 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
6524 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
6527 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
6530 * config/darwin.c (machopic_indirect_data_reference): Use a new register
6531 for the high part when generating dynamic-no-pic code.
6533 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
6535 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
6536 (x86_64-*-linux*): Likewise.
6538 * config/i386/crtfastmath.c: New file.
6539 * config/i386/t-crtfm: Likewise.
6541 * config/i386/linux.h (ENDFILE_SPEC): New.
6542 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
6544 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
6547 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
6549 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
6550 (vec_shl, vec_shr): Document new operations.
6551 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
6553 2005-08-10 David Edelsohn <edelsohn@gnu.org>
6555 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
6556 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
6557 change predicate to indexed_or_indirect_address.
6559 2005-08-10 Richard Sandiford <richard@codesourcery.com>
6561 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
6562 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
6563 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
6564 and __aeabi_uwrite8.
6565 * config/arm/unaligned-funcs.c: New file.
6566 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
6568 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
6570 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
6572 * cfglayout.c (pass_insn_locators_initialize): Add dump.
6573 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
6575 * except.c (pass_convert_to_eh_region_ranges): Add dump.
6576 * final.c (pass_shorten_branches): Add dump.
6577 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
6578 (pass_life): Rename dump.
6579 (rest_of_handle_flow2): Remove initial verify_flow_info.
6580 * function.c (pass_instantiate_virtual_regs): Add dump.
6581 * integrate.c (pass_initial_value_sets): Add dump.
6582 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
6583 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
6584 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
6585 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
6586 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
6587 gate_rtl_unrool_and_peel_loops): New.
6588 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
6589 rtl_doloop): Do not look at flags.
6590 * mode-switching.c (pass_mode_switching): Add dump.
6591 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
6592 pass_split_before_regstack): Add dump.
6593 * regmove.c (pass_stack_adjustments): Add dump.
6594 * tree-optimize.c (pass_fixup_cfg): Add dump.
6596 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6599 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
6600 deciding which instruction sequence to use.
6602 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
6604 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
6605 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
6607 2005-08-09 Richard Guenther <rguenther@suse.de>
6609 * c-common.c (builtin_function_2): Remove.
6610 (def_builtin_1): New function.
6611 (c_common_nodes_and_builtins): Use def_builtin_1 to
6612 build builtin functions.
6614 2005-08-09 Jie Zhang <jie.zhang@analog.com>
6616 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
6617 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6618 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
6621 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
6623 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
6624 fold_binary instead of fold_build2 since we don't care about the
6626 (loop_niter_by_eval): Likewise.
6627 (compare_trees): Likewise.
6628 (proved_non_wrapping_p): Likewise.
6630 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
6634 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
6635 if the if is really empty.
6637 2005-08-09 Steven Bosscher <stevenb@suse.de>
6639 PR tree-optimization/23234
6640 * tree-ssa-math-opts.c (place_reciprocal): New enum.
6641 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
6642 argument of the new enum.
6643 (execute_cse_reciprocals): Add reciprocals for function arguments
6644 on the unique successor edge of the entry block. Update other calls
6645 to execute_cse_reciprocals_1.
6647 2005-08-08 Richard Henderson <rth@redhat.com>
6650 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
6652 2005-08-08 Bob Wilson <bob.wilson@acm.org>
6654 * expr.c (write_complex_part): Return after handling MEM.
6656 2005-08-08 Josh Conner <jconner@apple.com>
6658 PR rtl-optimization/23241
6659 * combine.c (simplify_comparison): Fix error in determining
6660 whether to lift a subreg from comparison.
6662 2005-08-08 David Edelsohn <edelsohn@gnu.org>
6665 * config/rs6000/altivec.md (vec_init<mode>): New.
6666 (vec_set<mode>): New.
6667 (vec_extract<mode>): New.
6668 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
6669 (rs6000_expand_vector_set): New.
6670 (rs6000_expand_vector_extract): New.
6671 (rs6000_legitimate_offset_address_p): Offset addresses are valid
6672 for Altivec modes before reload.
6673 (altivec_expand_vec_init_builtin): New.
6674 (get_element_number): New.
6675 (altivec_expand_vec_set_builtin): New.
6676 (altivec_expand_vec_ext_builtin): New.
6677 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
6679 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
6681 * config/rs6000/rs6000.h (rs6000_builtins): Add
6682 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
6683 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
6684 * config/rs6000/rs6000-protos.h: Declare new functions.
6686 2005-08-08 Jan Hubicka <jh@suse.cz>
6688 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
6689 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
6690 * i386.md (movdi*): Use pic_32bit_operand.
6691 * predicates.md (pic_32bit_operand): New.
6693 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
6696 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
6698 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
6700 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
6701 (test_for_singularity): Use fold_build2.
6703 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6705 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
6707 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
6709 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
6710 (COMMON_ASM_OP) Define.
6711 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
6712 (ix86_encode_section_info): Likewise.
6713 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
6714 SUBTARGET_ENCODE_SECTION_INFO.
6716 2005-08-06 Richard Henderson <rth@redhat.com>
6719 * tree-nested.c (convert_local_reference): Save and restore val_only
6720 around component_ref and friends. Clear walk_subtrees by default.
6722 2005-08-06 Peter O'Gorman <peter@pogma.com>
6725 * gcc.c (process_command): Check the argument to -b has a dash.
6726 * doc/invoke.texi: Update -b and -V docs.
6728 2005-08-06 James E Wilson <wilson@specifix.com>
6730 * config/mips/cross64.h, config/mips/t-cross64: Delete.
6732 2005-08-06 Michael Matz <matz@suse.de>
6734 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
6735 member only if only one insn is associated with the value.
6737 2005-08-06 Nick Clifton <nickc@redhat.com>
6739 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
6741 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
6742 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
6743 Check symbol flags instead of symbol name mangling.
6744 (xstormy16_asm_output_aligned_common): Likewise. Also
6745 simplify code since the bss100_section cass is the only case
6746 where the below100 code will be triggered.
6747 (xstormy16_encode_section_info): Encode below100 attribute
6748 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
6750 (xstormy16_strip_name_encoding): Delete - this function is no
6752 (TARGET_STRIP_NAME_ENCODING): Undefine.
6753 * config/stormy16/stormy16-protos.h: Delete prototype for
6754 xstormy16_strip_name_encoding.
6756 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
6758 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
6759 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
6760 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
6761 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
6762 config/alpha/predicates.md, config/arc/arc.h,
6763 config/arm/arm.h, config/arm/ieee754-df.S,
6764 config/arm/ieee754-sf.S, config/bfin/bfin.c,
6765 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
6766 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
6767 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
6768 config/m68hc11/m68hc11.h, config/mips/mips.c,
6769 config/mips/mips.h, config/mips/openbsd.h,
6770 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
6771 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
6772 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
6773 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
6774 config/sparc/linux.h, config/sparc/linux64.h,
6775 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
6776 doc/extend.texi, doc/gcov.texi, doc/install.texi,
6777 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
6778 typos. Follow spelling conventions.
6780 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
6783 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
6784 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
6785 specially. Check for side effects only for COND_EXPR.
6786 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
6787 return with TREE_NO_WARNING.
6789 2005-08-06 Richard Sandiford <richard@codesourcery.com>
6791 PR rtl-optimization/23233
6792 * loop.c (combine_movables): Require the modes to be the same.
6793 (move_movables): Remove handling of cases where the replacement
6794 had a different mode to the original.
6796 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
6798 PR tree-optimization/23128
6799 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
6800 subtraction wrap, and set TREE_OVERFLOW if they do.
6802 2005-08-05 Richard Henderson <rth@redhat.com>
6805 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
6806 FORCED_LABEL labels.
6808 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
6811 * reload.c (find_reloads_subreg_address): Pass down TYPE
6812 unchanged. Change all callers except find_reloads_toplev.
6814 2005-08-05 Michael Matz <matz@suse.de>
6816 * genattrtab.c (current_alternative_string): Remove.
6817 (SIMPLIFY_ALTERNATIVE): Ditto.
6818 (attr_alt_bit_p): Ditto.
6819 (alternative_name): Make const char *.
6820 (evaluate_eq_attr): Remove use of above things.
6821 (simplify_test_exp): Ditto.
6822 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
6823 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
6825 2005-08-04 James E Wilson <wilson@specifix.com>
6827 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
6828 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
6829 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
6830 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
6831 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
6833 2005-08-04 Richard Henderson <rth@redhat.com>
6836 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
6837 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
6838 * tree-sra.c (decide_block_copy): Use it. Disable element copy
6839 if we'd have to instantiate too many members.
6841 2005-08-04 Richard Henderson <rth@redhat.com>
6844 * tree-outof-ssa.c (coalesce_asm_operands): New.
6845 (coalesce_ssa_name): Use it. Split out ...
6846 (coalesce_phi_operands, coalesce_result_decls): ... these.
6848 2005-08-04 Paul Brook <paul@codesourcery.com>
6850 * read-rtl.c (read_quoted_string): Break if EOF.
6852 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
6854 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
6855 (fold_build2): Likewise.
6856 (fold_build3): Likewise.
6857 (fold_build1_stat): New function prototype.
6858 (fold_build2_stat): Likewise.
6859 (fold_build3_stat): Likewise.
6860 * fold-const.c (fold_build1): Rename to ..
6861 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
6862 through to build1_stat.
6863 (fold_build2): Rename to ..
6864 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
6865 through to build2_stat.
6866 (fold_build3): Rename to ..
6867 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
6868 through to build3_stat.
6870 2005-08-04 David Edelsohn <edelsohn@gnu.org>
6871 Ian Lance Taylor <ian@airs.com>
6873 * function.c (assign_stack_local_1): Do not correct stack slot
6874 address if allocation size is smaller than mode size.
6876 2005-08-04 Diego Novillo <dnovillo@redhat.com>
6879 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
6880 (tree_merge_blocks): Propagate anything allowed by
6882 Clarify documentation.
6883 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
6884 SSA form, schedule an update if necessary.
6886 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
6888 * doc/install.texi (Binaries): Remove broken link to
6889 Sinix/Reliant Unix binaries.
6891 2005-08-03 Richard Henderson <rth@redhat.com>
6894 * function.c (stack_protect_epilogue): Export.
6895 * tree.h (stack_protect_epilogue): Declare.
6896 * calls.c (expand_call): Call it.
6898 2005-08-03 Eric Christopher <echristo@apple.com>
6900 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
6901 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
6904 2005-08-04 Jan Hubicka <jh@suse.cz>
6906 * profile.c (branch_prob): Split edges with goto locus on them
6907 to get proper line counts.
6908 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
6910 2005-08-03 Paul Brook <paul@codesourcery.com>
6912 * function.c (assign_parms): Round current_function_args_size
6913 to PARM_BOUNDARY, not STACK_BOUNDARY.
6915 2005-08-03 Geoffrey Keating <geoffk@apple.com>
6917 * config/i386/i386.c (x86_elf_aligned_common)
6918 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
6920 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
6922 PR tree-optimization/23157
6923 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
6924 before emitting them.
6926 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6928 PR tree-optimization/19899
6929 * Makefile.in (tree-scalar-evolution.o): Add real.h.
6930 * tree-scalar-evolution.c: Include real.h.
6931 (add_to_evolution): Build constant -1 of correct type.
6933 2005-08-03 Jan Hubicka <jh@suse.cz>
6935 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
6936 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
6937 profile updating for complette unrolling.
6938 * loop-unroll.c (peel_loop_completely): Use it.
6939 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
6940 (tree_unroll_loops_completely): Disable code growing unrolling of cold
6943 2005-08-03 Paul Brook <paul@codesourcery.com>
6945 * combine.c (can_change_dest_mode): New function.
6946 (try_combine, simplify_set): Use it.
6948 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
6950 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
6953 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
6955 * doc/install.texi (Specific): Adjust link to openavr.org.
6956 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
6957 (Binaries): Adjust HP-UX Porting Center link.
6958 (Binaries): Adjust Free Software Foundation ordering link.
6960 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
6962 * convert.c (convert_to_integer): Use fold_build1 instead of
6963 build1 when converting an integer to an integer.
6965 2005-08-02 Richard Henderson <rth@redhat.com>
6967 * combine.c (combine_instructions): Don't use reg_equal/equiv
6968 results if the mode doesn't match.
6970 2005-08-02 Mark Mitchell <mark@codesourcery.com>
6972 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
6973 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
6975 2005-08-02 Richard Henderson <rth@redhat.com>
6978 * explow.c (memory_address): Remove special-case for
6979 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
6981 2005-08-02 Diego Novillo <dnovillo@redhat.com>
6984 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
6985 number of calls to cleanup_tree_cfg_1.
6987 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
6989 * doc/invoke.texi: document file extensions .F90 and .F95
6991 2005-08-02 Richard Guenther <rguenther@suse.de>
6993 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
6994 positive if its first argument is positive.
6996 2005-08-02 Richard Guenther <rguenther@suse.de>
6998 PR tree-optimization/23177
6999 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
7002 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
7004 PR tree-optimization/23129
7005 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
7006 varying for divisions with anti-ranges.
7008 2005-08-02 Jan Hubicka <jh@suse.cz>
7010 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
7011 * tree-ssa-threadupdate.c (thread_block): Add it here.
7013 2005-08-01 James E Wilson <wilson@specifix.com>
7015 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
7016 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
7017 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
7019 * config/mips/predicates.md (const_call_insn_operand): Add check for
7020 SYMBOL_REF_LONG_CALL_P.
7021 * doc/extend.texi (long_call): Document the new attribute.
7023 2005-08-01 Ian Lance Taylor <ian@airs.com>
7024 Richard Henderson <rth@redhat.com>
7026 * Makefile.in (RTL_BASE_H): Add real.h.
7027 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
7029 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
7031 * rtl.c (rtl_check_failed_code_mode): New.
7032 * rtl.h (struct rtx_def): Add u.rv.
7033 (XCMWINT, XCNMPRV): New.
7034 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
7035 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
7037 2005-08-01 Richard Henderson <rth@redhat.com>
7039 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
7040 with auto-inc codes.
7042 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
7044 2005-08-01 Jan Hubicka <jh@suse.cz>
7046 * i386-protos.h (asm_preferred_eh_data_format): Declare.
7047 * i386.c: Include dwarf2.h
7048 (asm_preferred_eh_data_format): New.
7049 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
7051 2005-08-01 Ian Lance Taylor <ian@airs.com>
7053 * config/host-linux.c (linux_gt_pch_get_address): Add new name
7054 randomize_va_space for virtual address randomization control.
7056 2005-08-01 Steven Bosscher <stevenb@suse.de>
7058 * common.opt (flag_ipa_cp): Put in right place to maintain
7061 2005-08-01 Jan Hubicka <jh@suse.cz>
7063 * profile.c (compute_value_histograms): Fix thinko.
7064 * value-prof.c: Include toplev.h
7065 (check_counter): New function.
7066 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
7067 tree_mod_subtract_transform): Add sanity check.
7069 2005-08-01 Richard Guenther <rguenther@suse.de>
7071 PR tree-optimization/23133
7072 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
7073 current functions parameter decls to find defs to cse
7076 2005-08-01 Richard Guenther <rguenther@suse.de>
7078 PR tree-optimization/23109
7079 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
7080 If trapping math is in effect, use post-dominator information
7081 to check if we'd in any case reach a trapping point before
7082 doing the reciprocal insertion.
7083 (execute_cse_reciprocals): Compute post-dominators, if necessary.
7084 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
7085 expressions are invariant only if trapping math is not in effect.
7087 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
7089 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
7090 cgraph_function_versioning): New declarations.
7091 * cgraphunit.c: Add include to ipa-prop.h.
7092 (update_call_expr, cgraph_copy_node_for_versioning,
7093 cgraph_function_versioning): New functions.
7094 * integrate.c (copy_decl_for_inlining): Remove.
7095 * ipa-prop.h (ipa_replace_map): New struct.
7096 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
7097 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
7098 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
7099 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
7100 ipcp_iterate_stage, ipcp_method_scale_print,
7101 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
7102 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
7103 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
7104 ipcp_update_bb_counts, ipcp_update_profiling,
7105 ipcp_update_edges_counts): New functions.
7106 (ipcp_method_cval_init): Remove restriction regarding local methods.
7107 (ipcp_init_stage): Add ipcp_method_compute_scale.
7108 (ipcp_insert_stage): Add versioning.
7109 (ipcp_structures_print): Add ipcp_method_scale_print.
7110 (ipcp_driver): Dump profiling info.
7111 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
7112 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
7113 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
7114 (struct inline_data): Add versioning_p, ipa_info, new fields.
7115 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
7116 declare_return_variable): Replace calls to copy_decl_for_inlining with
7118 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
7120 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
7121 Add argument VERSIONING.
7122 (copy_arguments_for_versioning, copy_static_chain,
7123 function_versionable_p, tree_versionable_function_p,
7124 tree_function_versioning, replace_ref_tree): New functions.
7125 * tree-inline.h: Include varray.h.
7126 (tree_versionable_function_p, tree_function_versioning,
7127 tree copy_decl_for_dup): New declarations.
7129 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
7131 * ipa-cp.c: New file. Contains IPCP specific functionality.
7132 * ipa-prop.h: New file. Contains structures/definitions that can be
7133 used by several interprocedural data flow optimizations (and also IPCP).
7134 * ipa-prop.c: New file.
7135 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
7136 * common.opt: Add ipa-cp flag.
7137 * timevar.def: Add IPCP optimization.
7138 * tree-optimize.c (init_tree_optimization_passes): Schedule
7140 * tree-pass.h (pass_ipa_cp): Declare.
7142 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
7144 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
7145 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
7146 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
7147 config/i386/i386.c, config/mips/mips.h,
7148 config/rs6000/rs6000.h, config/sh/sh.c,
7149 config/stormy16/stormy16.c: Fix comment typos.
7151 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
7154 * c-typeck.c (build_binary_op): Use common_type wrapper on
7156 (common_type): Update comment.
7158 2005-07-31 Steven Bosscher <stevenb@suse.de>
7161 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
7162 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
7163 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
7165 2005-07-31 Jan Hubicka <jh@suse.cz>
7167 * pretty-print.h (pp_widest_integer): New macro.
7168 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
7171 2005-07-31 Jan Hubicka <jh@suse.cz>
7173 * output.h (enum section_category): Export from varasm.c
7174 (categorize_decl_for_section): Likewise.
7175 * varasm.c (enum section_category): Kill.
7176 (categorize_decl_for_section): Make global.
7177 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
7179 * i386.c (ix86_section_threshold): New static variable.
7180 (ix86_in_large_data_p, ix86_encode_section_info,
7181 x86_64_elf_unique_section,
7182 x86_64_elf_select_section): New functions.
7183 (TARGET_ENCODE_SECTION_INFO): Define
7184 (override_options): Enable medium model for PIC.
7185 (ix86_expand_prologue): Expand gen_set_got_rex64.
7186 (legitimate_constant_p): Handle new UNSPECs.
7187 (legitimate_pic_address_disp_p): Likewise.
7188 (legitimize_pic_address): Lower MEDIUM model addressing.
7189 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
7190 (enum cmodel): Add MEDIUM_PIC.
7191 (SYMBOL_REF_FAR_ADDR_P): New macro.
7192 (SYMBOL_FLAG_FAR_ADDR): New flag.
7193 * i386.md (movdi): Support medium model.
7194 (set_got_rex64): New pattern.
7195 * i386.opt (mlarge-data-threshold): New flag.
7196 * predicates.md (zext_operand/sext_operand): Deal with medium model.
7197 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
7198 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
7199 TARGET_ASM_UNIQUE_SECTION): New.
7201 * invoke.texi (-mlarge_data_threshold): Document
7203 2005-07-31 Jan Hubicka <jh@suse.cz>
7205 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
7206 (coalesce_vars): Likewise.
7207 * tree-ssa-live.c (coalesce_cost): New.
7208 (build_tree_conflict_graph): Use coalesce_cost.
7209 * tree-ssa-live.h (coalesce_cost): Declare.
7211 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
7213 * arm.md (all peepholes for post-increment operations): Delete.
7214 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
7215 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
7216 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
7217 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
7218 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
7220 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
7222 * fold-const.c (tree_expr_nonnegative_p): Always return true for
7225 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
7228 * doc/invoke.texi: Document -rdynamic.
7230 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
7233 * c-parser.c (c_parser_parms_list_declarator): Call
7234 mark_forward_parm_decls.
7235 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
7236 decls with visibility structure.
7238 2005-07-30 Paul Brook <paul@codesourcery.com>
7240 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
7242 2005-07-30 Paul Brook <paul@codesourcery.com>
7244 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
7246 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
7248 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
7250 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7253 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
7254 nested function declarators.
7255 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
7256 (grokparms): Call warn_if_shadowing for parameters used within the
7258 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
7259 not used within the parameter list.
7260 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
7262 2005-07-30 Jan Hubicka <jh@suse.cz>
7264 * expr.c (expand_expr_real_1): Do not load mem targets into register.
7265 * i386.c (ix86_fixup_binary_operands): Likewise.
7266 (ix86_expand_unary_operator): Likewise.
7267 (ix86_expand_fp_absneg_operator): Likewise.
7268 * optabs.c (expand_vec_cond_expr): Validate dest.
7270 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7273 * real.c (real_from_string): Also set last bit if there is a
7274 nonzero hex digit beyond GCC's internal precision after ".".
7276 2005-07-29 David Edelsohn <edelsohn@gnu.org>
7278 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
7279 define_constants. Change duplicate values to unassigned numbers.
7280 Change UNSPEC_SUBS to UNSPEC_VSUBS.
7281 (*altivec_vspltsf): New.
7282 (altivec_vperm_v4sf): Delete.
7283 (altivec_vperm_<mode>): Use mode macro V.
7284 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
7285 (altivec_predicate_v4sf): Delete.
7286 (altivec_predicate_<mode>): Use mode macro V.
7287 (*altivec_lvesfx): New.
7288 (*altivec_stvesfx): New.
7289 (vec_realign_load_v4sf): Delete.
7290 (vec_realign_load_<mode>): Use mode macro V.
7291 * config/rs6000/rs6000.c (generate_set_vrsave): Use
7294 2005-07-29 Mark Mitchell <mark@codesourcery.com>
7297 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
7299 * configure: Regenerated.
7301 2005-07-29 Paul Brook <paul@codesourcery.com>
7303 * doc/install.texi: Add link to GFortran binaries wiki page.
7305 2005-07-29 David Ung <davidu@mips.com>
7307 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
7308 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
7309 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
7310 * config/mips/mips.md (cpu): Add 5kf name.
7311 (includes): Includes 5k.md.
7312 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
7313 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
7316 2005-07-29 Diego Novillo <dnovillo@redhat.com>
7319 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
7320 (cleanup_tree_cfg): ... here.
7321 Call cleanup_tree_cfg_1 until there are no more cleanups to
7324 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
7326 * tree-vrp.c (compare_range_with_value): Return true or false
7327 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
7328 EQ_EXPR respectively.
7330 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
7332 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
7335 2005-07-29 Diego Novillo <dnovillo@redhat.com>
7337 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
7338 (tree_ssa_dominator_optimize): Increment it.
7339 (dump_dominator_optimization_stats): Print it.
7341 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
7342 Steven Bosscher <stevenb@suse.de>
7344 PR rtl-optimization/23117
7345 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
7346 when head == tail. Tidy comment.
7348 2005-07-28 Richard Henderson <rth@redhat.com>
7350 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
7351 * cselib.c (rtx_equal_for_cselib_p): Likewise.
7352 * jump.c (rtx_renumbered_equal_p): Likewise.
7353 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
7354 CONST_INT and CONST_DOUBLE.
7355 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
7356 * reload.c (operands_match_p): Special case CONST_INT and
7357 CONST_DOUBLE; check mode earlier.
7359 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7362 * c-typeck.c (convert_for_assignment): Do not check
7363 DECL_IN_SYSTEM_HEADER on NULL fundecl.
7365 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7368 * c-typeck.c (composite_type): Prefer constant size arrays to
7371 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7374 * real.c (real_from_string): Set last bit if there is a nonzero
7375 hex digit beyond GCC's internal precision.
7377 2005-07-28 Richard Henderson <rth@redhat.com>
7380 * cfgcleanup.c (try_forward_edges): Watch out for end of
7383 2005-07-28 James E Wilson <wilson@specifixinc.com>
7386 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
7388 2005-07-28 Jan Hubicka <jh@suse.cz>
7390 * Makefile.in (rtl-profile.o): Kill all traces of it.
7391 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
7392 * coverage.h (rtl_coverage_counter_ref): Kill.
7393 * opts.c (flag_speculative_prefetching_set): Kill.
7394 (flag_loop_optimize_set): New.
7395 (common_handle_option): Disable loop optimizer when profiling;
7396 do not handle speculative prefetching.
7397 * passes.c (init_optimization_passes): Replace pass_profiling combo
7398 by branch_prob pass.
7399 * profile.c (compute_value_histograms): Update for simplified value
7401 (rtl_register_profile_hooks): Kill.
7402 (pass_profiling): Kill.
7403 (rest_of_handle_branch_prob): Do not profile.
7404 * toplev.c (process_options): Remove speculative prefetching.
7405 * toplev.h (flag_tree_based_profiling): Kill.
7406 * tree-profile.c (prepare_instrumented_value,
7407 tree_gen_interval_profiler, tree_gen_pow2_profiler,
7408 tree_gen_one_value_profiler, do_tree_profiling): Update for
7409 simplified datastructures.
7410 * value-prof.c: Add comment that speculative prefetching was dropped;
7411 update rest of file for simplified datastructures.
7412 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
7413 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
7414 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
7415 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
7416 rtl_mod_subtract, gen_speculative_prefetch,
7417 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
7418 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
7419 (gate_handle_value_profile_transformations,
7420 rest_of_handle_value_profile_transformations,
7421 pass_value_profile_transformations): Kill.
7422 * value-prof.h (histogram_value_t): Remove IL based unions.
7423 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
7424 rtl_profile_hooks): Remove hooks.
7426 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
7428 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
7429 (cgraph_clone_node): Likewise.
7430 * cgraph.h (cgraph_clone_edge): Update prototype.
7431 (cgraph_clone_node): Likewise.
7432 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
7434 (lookup_recursive_calls): Consider profile.
7435 (cgraph_decide_recursive_inlining): Fix updating; use new
7436 probability argument; use profile.
7437 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
7438 * tree-inline.c (copy_bb): Update clal of clone_edge.
7439 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
7441 * invoke.texi (min-inline-recursive-probability): Document.
7443 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
7445 * doc/install.texi (Configuration): Update Valgrind homepage.
7447 2005-07-28 Richard Henderson <rth@redhat.com>
7450 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
7451 labels we want to delete.
7452 (cfg_layout_merge_blocks): Likewise.
7454 2005-07-28 Richard Henderson <rth@redhat.com>
7457 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
7458 when expanding to nothing.
7460 2005-07-28 Josh Conner <jconner@apple.com>
7462 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
7463 (cgraph_decide_inlining_of_small_functions): Likewise.
7465 2005-07-28 Josh Conner <jconner@apple.com>
7467 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
7468 direction of badness if negative.
7469 (cgraph_default_inline_p): Add reason to parameters, and assign it
7471 (cgraph_decide_inlining_of_small_functions): New parameter in call
7472 to cgraph_default_inline_p.
7473 (cgraph_decide_inlining_incrementally): Likewise.
7474 * cgraphunit.c (decide_is_function_needed): Likewise.
7475 * cgraph.h (cgraph_default_inline_p): Likewise.
7477 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7479 * builtins.c: Fix comment typo(s).
7480 * genautomata.c: Likewise.
7481 * gimplify.c: Likewise.
7482 * tree-dfa.c: Likewise.
7483 * tree-flow-inline.h: Likewise.
7484 * tree-into-ssa.c: Likewise.
7485 * tree-ssa-alias.c: Likewise.
7486 * tree-ssa-ccp.c: Likewise.
7487 * tree-ssa-copy.c: Likewise.
7488 * tree-ssa-dce.c: Likewise.
7489 * tree-ssa-dom.c: Likewise.
7490 * tree-ssa-operands.c: Likewise.
7491 * tree-tailcall.c: Likewise.
7492 * tree-vectorizer.c: Likewise.
7493 * tree-vrp.c: Likewise.
7496 2005-07-28 Jeff Law <law@redhat.com>
7498 * tree-vrp.c (test_for_singularity): Extracted from ...
7499 (simplify_cond_using_ranges): Attempt to simplify a relational
7500 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
7502 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
7504 PR tree-optimization/22506
7505 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
7506 phis whose argument is constant.
7508 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
7510 PR rtl-optimization/18992
7511 Back out this patch:
7512 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7513 PR optimization/12142
7514 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
7515 uses of the register in the SET_SRC. Remove unnecessary argument.
7517 Replace it with this:
7518 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
7519 if flag_non_call_exceptions is set and the insn may trap, pass
7520 pc_rtx as dest for recursion.
7521 In SET_SRC part of SET case, if dest is already set, pass it down
7524 2005-07-28 Jan Hubicka <jh@suse.cz>
7526 * cfg.c (update_bb_profile_for_threading): Use RDIV.
7527 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
7528 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
7530 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
7531 profile when available.
7533 2005-07-28 Jan Beulich <jbeulich@novell.com>
7535 * config/ia64/ia64.c (ia64_load_pair_ok): New.
7536 (ia64_print_operand): Describe and handle 'X'.
7537 (ia64_register_move_cost): Also handle FP_REGS.
7538 (ia64_preferred_reload_class): Likewise.
7539 (ia64_secondary_reload_class): Likewise.
7540 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
7541 it. Also check for ITANIUM_CLASS_FLDP.
7542 * config/ia64/ia64.h (FP_REGNO_P): New.
7543 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
7544 (reg_class): Add FP_REGS.
7545 (REG_CLASS_NAMES): Adjust for it.
7546 (REG_CLASS_CONTENTS): Likewise.
7547 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
7548 (REG_CLASS_FROM_LETTER): Handle 'x'.
7549 (CLASS_MAX_NREGS): Handle FP_REGS.
7550 (MEMORY_MOVE_COST): Likewise.
7551 * config/ia64/ia64.md (itanium_class): Add fldp.
7552 (type): Handle fldp.
7553 (movti_internal): More allowable operand combinations. Use ldfp8 when
7554 splitting unnecessary. Remove predicable attribute. Adjust
7555 itanium_class attribute.
7556 (smuldi3_highpart): Remove outdated comment.
7557 (mulditi3, umulditi3, rotlti3): New expanders.
7558 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
7559 (absti2): Disabled new insn for future reference.
7560 Respective new splitters.
7561 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
7562 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
7563 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
7565 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
7567 PR rtl-optimization/23047
7568 * simplify-rtx.c (simplify_const_relational_operation): Respect
7569 flag_wrapv for comparisons with ABS.
7571 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
7573 PR tree-optimization/22493
7574 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
7575 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
7577 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
7579 * config/frv/frv.opt (moptimize-membar): New.
7581 * doc/invoke.texi: Document -moptimize-membar and its inverse.
7583 * config/frv/frv.h: Remove machine_function definition.
7585 * config/frv/frv.c (struct frv_io): New.
7586 (struct machine_function): Moved from frv.h. Add has_membar_p.
7587 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
7588 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
7589 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
7590 (frv_optimize_membar_global, frv_optimize_membar): New functions.
7591 (frv_reorg): Call frv_optimize_membar when appropriate.
7592 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
7593 (frv_expand_builtin): Adjust calls accordingly.
7594 (frv_io_address_cookie): New function.
7595 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
7596 load or store rather than a special insn. Add ccnstant address and
7597 io-type operands to the membar.
7598 (frv_ifcvt_modify_tests): Unsign regno.
7599 (frv_ifcvt_modify_tests): Same.
7601 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
7602 UNSPEC_OPTIONAL_MEMBAR constant.
7603 (builtin_read_<mode>): Delete.
7604 (builtin_write_<mode>): Delete.
7605 ("optional_membar_<mode>"): Add operand.
7607 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
7608 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
7609 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
7610 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
7611 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
7612 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
7613 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
7614 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
7615 * testsuite/gcc.target/frv/all-read-write-1.c: New.
7617 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
7619 * df.c (df_uses_record): Handle SCRATCH.
7621 2005-07-28 Steven Bosscher <stevenb@suse.de>
7624 * passes.c (rest_of_decl_compilation): If decl is a type and
7625 we have encountered errors, don't emit debug information.
7627 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
7629 * params.def: Fixed comment.
7631 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
7634 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
7635 (TARGET_ASM_UNALIGNED_HI_OP): Add.
7636 (TARGET_ASM_UNALIGNED_SI_OP): Add.
7638 2005-07-27 Steven Bosscher <stevenb@suse.de>
7641 * varasm.c (assemble_start_function): Don't do anything that may
7642 require a CFG if the current function is a thunk.
7644 2005-07-25 Geoffrey Keating <geoffk@apple.com>
7646 * doc/install.texi (Prerequisites): Mention that perl is needed
7647 to do export control in libstdc++ targetting Darwin.
7649 2005-07-27 Steven Bosscher <stevenb@suse.de>
7651 PR rtl-optimization/17808
7652 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
7653 (sched_insns_conditions_mutex_p): Split out from...
7654 (add_dependence): ...here. But don't call it from here.
7655 (add_dependence_list): Check sched_insns_conditions_mutex_p
7656 before calling add_dependence.
7657 (add_dependence_list_and_free): Likewise.
7658 (fixup_sched_groups): Likewise.
7659 (sched_analyze_1): Likewise.
7660 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
7661 (sched_analyze): Likewise.
7662 (sched_analyze_insn): Likewise.
7663 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
7664 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
7665 dependencies on all COND_EXEC insns to jumps ending basic blocks
7666 when doing intrablock scheduling.
7667 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
7669 2005-07-27 Jeff Law <law@redhat.com>
7671 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
7672 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
7673 equivalency sets, correctly handle the case were vr0 has an
7674 equivalency set, but vr1 does not.
7676 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
7678 PR tree-optimization/23073
7679 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
7680 vect_print_dump_info before fprintf.
7682 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
7684 PR tree-optimize/22348
7685 * tree-ssa-loop-niter.c (number_of_iterations_cond):
7686 Fold the partial computation.
7688 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
7690 PR tree-optimization/22325
7691 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
7693 * tree-scalar-evolution.c (scev_const_prop): Add generic final
7695 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
7696 (force_var_cost): ... this function.
7697 (compute_phi_arg_on_exit): Export.
7699 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
7701 PR tree-optimization/20773
7702 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
7705 2005-07-27 Richard Guenther <rguenther@suse.de>
7707 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
7708 Avoid pushing again if current struct contains only
7709 fields we decomposed.
7711 2005-07-27 Jan Hubicka <jh@suse.cz>
7713 PR tree-optimization/22574
7714 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
7717 * tree-tailcall.c (decrease_profile): New function.
7718 (eliminate_tail_call): Use it.
7720 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
7721 visibility flags correctly in whole program mode.
7723 2005-07-26 Steve Ellcey <sje@cup.hp.com>
7725 PR rtl-optimization/22472
7726 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
7728 2005-07-26 Steven Bosscher <stevenb@suse.de>
7730 PR tree-optimization/22504
7731 * tree-complex.c (expand_complex_addition): Use 'code' instead
7732 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
7734 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
7736 * config.gcc (cpu_type): Add frv case.
7737 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
7738 (supported_defaults): Add fr550 case.
7740 2005-07-26 Diego Novillo <dnovillo@redhat.com>
7743 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
7744 whether a pointer of type T * may point to objects of type T *.
7746 2005-07-26 DJ Delorie <dj@redhat.com>
7748 * configure: Regenerate.
7750 2005-07-26 Dale Johannesen <dalej@apple.com>
7752 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
7754 2005-07-26 Mark Mitchell <mark@codesourcery.com>
7756 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
7757 Clarify use of "build" in name.
7759 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
7761 * doc/extend.texi (Raw read/write Functions): New section.
7762 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
7763 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
7764 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
7765 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
7766 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
7767 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
7768 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
7769 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
7770 * config/frv/frv.c: Add bdesc_loads global.
7771 Add bdesc_stores global.
7772 (frv_init_builtins): Add support for __builtin_{read/write}*.
7773 (frv_volatile_memref): New.
7774 (frv_expand_load_builtin): New.
7775 (frv_expand_store_builtin): New.
7776 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
7777 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
7778 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
7779 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
7780 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
7781 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
7782 (builtin_read_<mode>): New.
7783 (builtin_write_<mode>): New.
7784 (builtin_write64): New.
7785 (optional_membar_<mode>): New.
7787 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
7789 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
7790 (rather than units) against HOST_BITS_PER_WIDE_INT.
7792 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
7794 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
7795 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
7796 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
7797 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
7800 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
7801 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
7802 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
7804 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
7806 2005-07-26 Richard Guenther <rguenther@suse.de>
7808 PR tree-optimization/22486
7809 * fold-const.c (fold_unary): Fold away useless component
7810 references of the form (T *)&T.x, if the address
7813 2005-07-25 James E Wilson <wilson@specifixinc.com>
7815 * dwarf2out.c (add_call_src_coords_attributes): New.
7816 (gen_inlined_subroutine_die): Call it.
7817 (maybe_emit_file, init_file_table): Add comments.
7818 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
7820 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
7821 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
7822 * tree.h (BLOCK_SOURCE_LOCATION): New.
7823 (struct tree_block): New field locus.
7825 2005-07-26 Andreas Schwab <schwab@suse.de>
7827 PR rtl-optimization/23043
7828 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
7829 when allocating a struct unoccr.
7831 2005-07-25 Richard Henderson <rth@redhat.com>
7834 * tree-complex.c (gate_no_optimization): True if errors.
7835 * Makefile.in (tree-complex.o): Update dependencies.
7837 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
7839 * config/frv/predicates.md (integer_register_operand): Use
7842 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
7845 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
7847 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
7849 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
7851 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
7852 types when flag_unsafe_math_optimizations is true.
7854 2005-07-25 Mark Mitchell <mark@codesourcery.com>
7856 * gcc.c (option_map): Add --sysroot.
7857 (process_command): Handle --sysroot.
7858 (display_help): Document it.
7859 * doc/cppopts.tex (-isysroot): Document.
7860 * doc/invoke.texi (--sysroot): Document.
7861 * doc/install.texi (--with-build-sysroot): Document.
7863 * Makefile.in (inhibit_libc): New variable.
7864 (INHIBIT_LIBC_CFLAGS): Likewise.
7865 (LIBGCC2_CFLAGS): Include
7866 $(INHIBIT_LIBC_CFLAGS).
7867 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
7868 ($(T)crtbegin.o): Do not use @inhibit_libc@.
7869 ($(T)crtend.o): Likewise.
7870 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
7871 ($(T)crtendS.o): Likewise.
7872 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
7873 ($(T)crtendT.o): Likewise.
7874 (stmp-fixinc): Do not complain about missing headers if
7876 * configure.ac (inhibit_libc): Set it to true/false.
7877 (--with-build-sysroot): New option. Use it to set
7879 * configure: Regenerated.
7881 2005-07-25 Manfred Hollstein <mh@suse.com>
7883 * calls.c (store_one_arg): Fix unsigned comparison warning.
7885 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
7888 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
7889 (ggc_print_statistics): Initialize variable before use.
7891 2005-07-25 Richard Guenther <rguenther@suse.de>
7893 * tree-dfa.c (mark_new_vars_to_rename): Protect against
7894 calling with a PHI_NODE argument.
7896 * tree-flow-inline.h (overlap_subvar): Protect against
7899 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
7901 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
7902 * configure: Regenerate.
7904 2005-07-25 Ira Rosen <irar@il.ibm.com>
7906 * expr.c (highest_pow2_factor): Make extern.
7907 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
7908 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
7909 record_array_differ_p, array_ptr_differ_p): Likewise.
7910 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
7911 additional cases. Call the above functions.
7912 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
7913 base_object_differ_p when there are two base objects. Otherwise, compare
7914 base address and offset. Call may_alias_p.
7915 (dump_data_reference): Use a correct field name.
7916 (analyze_array): Make static. Initialize new data-ref fields.
7917 (analyze_indirect_ref): New function.
7918 (init_data_ref): Initialize new data-ref fields.
7919 (strip_conversion): Moved from tree-vect-analyze.c.
7920 (analyze_offset_expr, get_ptr_offset, address_analysis,
7921 object_analysis): Likewise.
7922 (analyze_offset): New function.
7923 (create_data_ref): Likewise.
7924 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
7925 dimensions for ARRAY_REFs only.
7926 (build_classic_dist_vector): Make static.
7927 (access_functions_are_affine_or_constant_p): Call macro to get the
7928 address of access functions.
7929 (compute_all_dependences): Add new parameter
7930 compute_self_and_read_read_dependences. Compute self and read-read
7931 dependences if it is true.
7932 (find_data_references_in_loop): Call create_data_ref. Initialize new
7934 (compute_data_dependences_for_loop): Add new parameter
7935 compute_self_and_read_read_dependences. Remove parameter nb_loops,
7936 compute nb_loops. Call compute_all_dependences,
7937 build_classic_dist_vector and build_classic_dir_vector with correct
7939 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
7940 with correct parameters. Compare dimensions for ARRAY_REFs only.
7941 (free_data_refs): Call macro to free access functions.
7942 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
7943 fields from stmt_vinfo.
7944 (struct base_object_info): New structure.
7945 (struct data_reference): Move fields to base_object_info. Add fields
7946 first_location and object_info for above structures. Move fields from
7947 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
7948 aligned_to. Add macros to access the new fields.
7949 Update functions declarations.
7950 * tree-flow.h (is_aliased_with): Declare.
7951 * tree-loop-linear.c (linear_transform_loops): Call
7952 compute_data_dependences_for_loop with correct parameters.
7953 * tree-ssa-alias.c (is_aliased_with): New function.
7954 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
7955 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
7956 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
7957 vect_base_addr_differ_p, compute_subscript_distance and
7958 build_classic_dist_vector. Add printings. Check absolute value of
7960 (vect_analyze_data_ref_dependences): Go through ddrs instead of
7962 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
7963 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
7964 to bytes. Add printing.
7965 (vect_compute_data_refs_alignment): Go through loads and stores in one
7967 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
7968 vect_analyze_data_ref_access): Likewise.
7969 (vect_analyze_pointer_ref_access): Remove.
7970 (vect_address_analysis, vect_object_analysis): Likewise.
7971 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
7972 and analyze data-refs in the loop.
7973 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
7974 fields of data-ref instead of stmt. Add init to the offset from the
7976 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
7977 (vect_update_init_of_dr): Likewise.
7978 (vect_update_inits_of_drs): Go through loads and stores in one loop.
7979 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
7981 (new_loop_vec_info): Initialize new fields.
7982 (destroy_loop_vec_info): Free new fields.
7983 (vect_strip_conversion): Remove.
7984 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
7985 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
7986 datarefs. Add new field ddrs.
7987 Add macros for the new fields access.
7988 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
7989 base_aligned_p, misalignment, memtag, ptr_info and subvars.
7990 Remove their macros.
7991 * tree.h (highest_pow2_factor): Declare.
7993 2005-07-25 Jakub Jelinek <jakub@redhat.com>
7995 * calls.c (store_one_arg): Check for sibling call MEM arguments
7996 from already clobbered incoming argument area.
7998 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8000 * c-common.c (check_missing_format_attribute): New.
8001 * c-common.h (check_missing_format_attribute): Likewise.
8002 * c-typeck.c (convert_for_assignment): Use it.
8004 2005-07-24 Andreas Schwab <schwab@suse.de>
8006 * config/m68k/m68k.md ("extendqidi2"): When source is an address
8007 register use a word move. Correct operand of ext.w in 68000 code.
8009 2005-07-23 Mark Mitchell <mark@codesourcery.com>
8011 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
8012 variables as declarations, rather than definitions.
8014 2005-07-24 Ira Rosen <irar@il.ibm.com>
8016 PR tree-optimization/22526
8017 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
8020 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8022 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
8023 that C99 reserve for future use. Use it to define clog10,
8024 clog10f and clog10l.
8026 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8028 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
8029 * configure.ac: Check for -Wmissing-format-attribute.
8031 * configure: Regenerate.
8033 2005-07-23 Richard Henderson <rth@redhat.com>
8035 PR tree-optimization/22623
8036 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
8038 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
8041 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
8043 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8045 * Makefile.in (C_TREE_H): Update dependencies.
8046 * c-tree.h: Include toplev.h.
8047 * diagnostic.h (diagnostic_set_info): Add format attribute.
8048 * rtl-error.c (diagnostic_for_asm): Likewise.
8050 2005-07-23 Chao-ying Fu <fu@mips.com>
8052 * config/mips/mips-dsp.md: New file.
8053 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
8054 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
8056 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
8057 MIPS_BUILTIN_BPOSGE32.
8058 (mips_expand_builtin_direct): Add one parameter to indicate that
8059 builtin functions need to return a value.
8060 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
8062 (mips_regno_to_class): Add classes for 12 new DSP registers.
8063 (mips_subword): Change to check four HI registers.
8064 (mips_output_move): Output move to and from 6 new DSP accumulators.
8065 (override_options): Make sure -mdsp and -mips16 are not used together.
8066 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
8068 (mips_conditional_register_usage): Disable 6 new DSP accumulators
8070 (print_operand): Add 'q' for printing DSP accumulators.
8071 (mips_cannot_change_mode_class): Check ACC_REGS.
8072 (mips_secondary_reload_class): Check ACC_REGS.
8073 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
8074 (mips_register_move_cost): Check ACC_REGS.
8075 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
8076 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
8077 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
8078 (dsp_bdesc): New array.
8079 (bdesc_arrays): Add DSP builtin function table.
8080 (mips_prepare_builtin_arg): Check predicate again after
8082 (mips_expand_builtin): Add one more parameter to
8083 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
8084 MIPS_BUILTIN_BPOSGE32.
8085 (mips_init_builtins): Initialize new function types.
8086 (mips_expand_builtin_direct): Check if builtin functions need to
8087 return a value and pass operands properly.
8088 (mips_expand_builtin_bposge): New function.
8089 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
8090 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
8091 (FIRST_PSEUDO_REGISTER): Increase to 188.
8092 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
8093 Update for 12 new DSP registers.
8094 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
8095 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
8096 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
8097 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
8098 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
8099 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
8100 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
8101 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
8102 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
8103 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
8104 (REGISTER_NAMES): Add names for 12 new DSP registers.
8105 * config/mips/mips.md: Include mips-dsp.md.
8106 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
8107 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
8108 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
8109 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
8110 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
8111 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
8112 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
8113 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
8114 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
8115 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
8116 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
8117 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
8118 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
8119 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
8120 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
8121 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
8122 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
8123 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
8124 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
8125 (UNSPEC_RDDSP): New constants.
8126 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
8127 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
8129 * config/mips/mips.opt (-mdsp): New option.
8130 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
8131 (reg_imm10_operand): New predicates.
8132 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
8133 * doc/invoke.texi (-mdsp): Document new option.
8135 2005-07-22 DJ Delorie <dj@redhat.com>
8137 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
8139 * tree-inline.c (inlinable_function_p): Likewise.
8141 2005-07-22 Mark Mitchell <mark@codesourcery.com>
8144 * toplev.c (check_global_declarations): Do not mark undefined
8145 variables as DECL_IGNORED_P.
8146 * varasm.c (first_global_object_name): GTY it.
8147 (weak_global_object_name): Likewise.
8148 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
8149 a string to go into {weak,first}_global_object_name.
8151 2005-07-22 DJ Delorie <dj@redhat.com>
8153 * c-format.c (check_function_format): Change warning control
8154 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
8156 2005-07-22 Diego Novillo <dnovillo@redhat.com>
8158 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
8159 &PTR->FLD a dereference of PTR.
8160 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
8161 a potential dereference of PTR.
8163 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
8165 PR rtl-optimization/20370
8166 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
8167 call allocate_reg_info if necessary.
8169 PR rtl-optimization/21848
8170 * calls.c (emit_library_call_value_1): For const functions, add
8171 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
8173 PR rtl-optimization/22445
8174 * cselib.c (target.h): Include.
8175 (rtx_equal_for_cselib_p): Allow commutative matches.
8176 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
8177 Remove MODE parameter. Changed all callers.
8179 PR rtl-optimization/22258
8180 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
8182 (try_combine): Use likely_spilled_retval_p.
8184 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
8186 * config.gcc: Add crx-elf support.
8188 * doc/contrib.texi: Mention crx.
8189 * doc/extend.texi: Document crx extensions.
8190 * doc/install.texi: Document crx install.
8191 * doc/invoke.texi: Document crx options.
8192 * doc/md.texi: Document crx constraints.
8194 * config/crx/crx-protos.h: New file.
8195 * config/crx/crx.c: New file.
8196 * config/crx/crx.h: New file.
8197 * config/crx/crx.md: New file.
8198 * config/crx/crx.opt: New file.
8199 * config/crx/t-crx: New file.
8201 2005-07-22 Manfred Hollstein <mh@suse.com>
8203 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
8205 (int_add_graph_edge): Likewise.
8206 (collapse_nodes): Likewise.
8207 (process_unification_queue): Likewise.
8209 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8210 Laurent GUERBY <laurent@guerby.net>
8212 PR tree-optimization/22336
8213 * function.c (record_block_change): Check for
8214 cfun->ib_boundaries_block.
8216 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
8218 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
8219 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
8221 2005-07-21 DJ Delorie <dj@redhat.com>
8223 * toplev.c (warn_deprecated_use): Add warning control to warning
8225 * c-typeck.c (parser_build_binary_op): Likewise.
8226 (c_finish_if_stmt): Likewise.
8227 * c-common.c (check_function_sentinel): Likewise.
8228 (check_nonnull_arg): Likewise.
8230 2005-07-21 Richard Henderson <rth@redhat.com>
8233 * tree-complex.c (complex_ssa_name_components): New.
8234 (cvc_lookup): Allow entry not found.
8235 (create_components): Remove.
8236 (create_one_component_var, get_component_var): New.
8237 (get_component_ssa_name, set_component_ssa_name): New.
8238 (extract_component): Use get_component_ssa_name.
8239 (update_complex_components): Use set_component_ssa_name.
8240 (update_complex_components_on_edge): Likewise.
8241 (update_phi_components): Create new PHI nodes directly, instead
8242 of adding insns to edges.
8243 (tree_lower_complex): Allocate and free complex_variable_components
8244 and complex_ssa_name_components here.
8246 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
8248 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
8249 revert to returning false.
8251 2005-07-21 Uros Bizjak <uros@kss-loka.si>
8254 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
8256 2005-07-21 Uros Bizjak <uros@kss-loka.si>
8259 * config/i386/i386.md (cmpxf): Change operand constraints
8260 to "nonmemory_operand".
8262 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
8264 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
8266 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
8269 * fold-const.c (fold_build1): Add checksum for the operands.
8270 (fold_build2): Likewise.
8271 (fold_build3): Likewise.
8273 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
8276 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
8278 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
8280 * common.opt (-fforward-propagate): Committed by mistake,
8283 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8285 * reg-stack.c: Fix comment typo(s).
8286 * tree-ssa-operands.c: Likewise.
8287 * tree-vectorizer: Likewise.
8289 2005-07-21 Nick Clifton <nickc@redhat.com>
8291 * config/sh/symbian.c: Replace C++ style line comments with C
8292 style line comments.
8293 (symbian_add_attribute): Do not use a ? operator on the LHS of
8295 (sh_symbian_handle_dll_attribute): Change the type of the
8296 method vector to "VEC(tree,gc)*" and use vector accessor
8297 macros to walk over the elements.
8298 (symbian_export_vtable_and_rtti_p): Likewise.
8299 (symbian_class_needs_attribute_p): Likewise.
8301 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
8304 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
8305 initialize targetm.resolve_overloaded_builtin here.
8306 (altivec_expand_overloaded_builtin): Make it non-static.
8307 * config/rs6000/rs6000-protos.h
8308 (altivec_expand_overloaded_builtin): New prototype.
8309 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
8310 targetm.resolve_overloaded_builtin here.
8311 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
8313 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
8314 Zdenek Dvorak <dvorakz@suse.cz>
8316 PR tree-optimization/19210
8317 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
8319 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
8320 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
8321 rely on unproven assumptions.
8322 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
8323 * tree-flow.h (number_of_iterations_exit): Add final parameter.
8324 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
8325 to number_of_iterations_exit.
8326 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
8327 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
8328 * tree-ssa-loop-niter.c (find_loop_niter,
8329 estimate_numbers_of_iterations_loop): Likewise.
8330 (number_of_iterations_exit): Honor the new options.
8331 * doc/invoke.texi (Wunsafe-loop-optimizations,
8332 funsafe-loop-optimizations): Document them.
8334 2005-07-21 Richard Sandiford <richard@codesourcery.com>
8336 PR rtl-optimization/22167
8337 * gcse.c (hoist_code): Fix hoist_exprs[] check.
8339 2005-07-20 Adam Nemet <anemet@lnxw.com>
8341 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
8342 __do_global_dtors_aux longcall.
8344 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
8346 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
8347 (old_special_pred_table): Don't reference
8348 SPECIAL_MODE_PREDICATES.
8349 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
8350 * config/arc/arc.h: Don't mention PREDICATE_CODES.
8351 * config/sh/predicates.h: Don't mention
8352 SPECIAL_MODE_PREDICATES.
8353 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
8356 2005-07-20 DJ Delorie <dj@redhat.com>
8358 * config.gcc: Add m32c-elf support.
8360 * doc/contrib.texi: Mention m32c.
8361 * doc/extend.texi: Document m32c extensions.
8362 * doc/install.texi: Mention m32c.
8363 * doc/invoke.texi: Document m32c options.
8364 * doc/md.texi: Document m32c constraints.
8366 * config/m32c/addsub.md: New file.
8367 * config/m32c/bitops.md: New file.
8368 * config/m32c/cond.md: New file.
8369 * config/m32c/jump.md: New file.
8370 * config/m32c/m32c-lib1.S: New file.
8371 * config/m32c/m32c-lib2.c: New file.
8372 * config/m32c/m32c-modes.def: New file.
8373 * config/m32c/m32c-pragma.c: New file.
8374 * config/m32c/m32c-protos.h: New file.
8375 * config/m32c/m32c.abi: New file.
8376 * config/m32c/m32c.c: New file.
8377 * config/m32c/m32c.h: New file.
8378 * config/m32c/m32c.md: New file.
8379 * config/m32c/m32c.opt: New file.
8380 * config/m32c/minmax.md: New file.
8381 * config/m32c/mov.md: New file.
8382 * config/m32c/muldiv.md: New file.
8383 * config/m32c/predicates.md: New file.
8384 * config/m32c/prologue.md: New file.
8385 * config/m32c/shift.md: New file.
8386 * config/m32c/t-m32c: New file.
8388 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
8390 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
8391 (stack_protect_set, stack_protect_test): New expanders.
8392 (stack_protect_set_si, stack_protect_set_si_media,
8393 stack_protect_set_di_media, stack_protect_test_si,
8394 stack_protect_test_si_media, stack_protect_test_di_media):
8397 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
8399 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
8401 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
8403 * tree.h (tree_expr_nonzero_p): Export.
8404 * fold-const.c (tree_expr_nonzero_p): Likewise.
8405 Return true for CALL_EXPRs that are alloca calls.
8406 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
8408 * tree-flow.h (expr_computes_nonzero): Remove.
8409 * tree-vrp.c (expr_computes_nonzero): Remove.
8410 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
8411 (extract_range_from_unary_expr): Likewise.
8412 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
8413 tree_expr_nonzero_p.
8415 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
8417 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
8418 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
8419 extra arg "picreg" and use it instead of pic_offset_table_rtx.
8420 All callers changed.
8421 (frame_related_constant_load): New arg "related" which controls
8422 setting of RTX_FRAME_RELATED_P. All callers changed.
8423 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
8424 (bfin_expand_prologue): Add stack limit checking.
8425 * config/bfin/bfin.md (trapifcc): New pattern.
8427 * config/bfin/bfin.c: Include "langhooks.h".
8428 (def_builtin): Go through lang_hooks to call builtin_function.
8430 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
8431 * config/bfin/predicates.md (symbol_ref_operand): New.
8432 (call_insn_operand): Delete. All callers changed to use
8433 register_no_elim_operand.
8434 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
8436 (function_arg): Use it to generate the call's operand 2.
8437 (bfin_longcall_p): New function.
8438 (bfin_expand_call): Extra arg "cookie". All callers and declaration
8439 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
8440 determine if the address needs to be in a REG.
8441 (bfin_handle_longcall_attribute): New function.
8442 (bfin_attribute_table): Add "longcall" and "shortcall".
8443 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
8444 (CUMULATIVE_ARGS): New member call_cookie.
8445 (PREDICATE_CODES): Add symbol_ref_operand.
8446 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
8447 extra USE to the pattern.
8448 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
8449 New patterns, split off call_insn, sibcall_insn, call_value_insn and
8450 sibcall_value_insn; now the new patterns handle direct calls and the
8451 old ones indirect calls.
8452 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
8454 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
8456 * doc/trouble.texi: Update section on handling of empty loops.
8458 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
8460 * config.gcc: Remove support for sparc-*-openbsd*,
8461 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
8463 * config.host: Remove support for i860-*-sysv4* as a host.
8464 * config/i860/*, config/ip2k/*, config/ns32k/*,
8465 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
8466 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
8467 mention obsolete ports.
8469 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
8471 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
8473 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
8474 of frame_pointer_rtx.
8475 (sh_expand_epilogue): Likewise.
8476 (sh_set_return_address): Likewise.
8477 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
8478 instead of FRAME_POINTER_REGNUM if needed. Add elimination
8479 offsets from FRAME_POINTER_REGNUM.
8480 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
8481 (sh_register_names): Add initializer for sfp.
8482 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
8483 (VALID_REGISTER_P): Likewise.
8484 (FIRST_PSEUDO_REGISTER): Update.
8485 (DWARF_FRAME_REGISTERS): Define.
8486 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
8487 (HARD_FRAME_POINTER_REGNUM): Define.
8488 (FRAME_POINTER_REGNUM): Redefine.
8489 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
8490 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
8491 from FRAME_POINTER_REGNUM.
8492 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
8493 FRAME_POINTER_REGNUM.
8494 (REG_CLASS_CONTENTS): Add sfp.
8495 (REG_ALLOC_ORDER): Likewise.
8496 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
8497 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
8498 of frame_pointer_rtx.
8499 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8501 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
8503 * fold-const.c (tree_expr_nonnegative_p): Only return true for
8504 ABS_EXPR when flag_wrapv is false because of INT_MIN.
8505 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
8507 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
8510 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
8512 Make CONSTRUCTOR use VEC to store initializers.
8513 * c-common.c (complete_array_type): Update to cope with VEC in
8515 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
8516 (pp_c_constructor_elts): New function.
8517 * c-pretty-print.h (pp_c_constructor_elts): Declare.
8518 * c-typeck.c (build_function_call, build_c_cast, digest_init,
8519 struct constructor_stack, struct initializer_stack,
8520 constructor_elements, push_init_level, pop_init_level,
8521 add_pending_init, find_init_member, output_init_element): Update to
8522 cope with VEC in CONSTRUCTOR_ELTS.
8523 * coverage.c (build_fn_info_value, build_ctr_info_value,
8524 build_gcov_info): Likewise.
8525 * expr.c (categorize_ctor_elements_1, store_constructor,
8526 expand_expr_real_1): Likewise.
8527 * fold-const.c (fold_ternary): Likewise.
8528 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
8529 gimplify_init_constructor, gimplify_expr): Likewise.
8530 * tree-dump.c (dequeue_and_dump): Likewise.
8531 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
8533 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
8535 * tree-sra.c (generate_element_init_1): Likewise.
8536 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
8537 * tree-ssa-operands.c (get_expr_operands): Likewise.
8538 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
8539 * tree-vect-transform.c (vect_get_vec_def_for_operand):
8540 (get_initial_def_for_reduction): Likewise.
8541 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
8542 value handle in annotations.
8543 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
8544 tree_node_structure): Add support for constr_kind.
8545 (build_vector_from_ctor, build_constructor_single,
8546 build_constructor_from_list): New functions.
8547 (build_constructor): Update to take a VEC instead of a TREE_LIST.
8548 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
8549 Update to cope with VEC in CONSTRUCTOR_ELTS.
8550 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
8551 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
8552 CONSTRUCTOR_APPEND_ELT): New macros.
8553 (struct constructor_elt, struct tree_constructor): New data types.
8554 (union tree_node): Add tree_constructor field.
8555 * treestruct.def: Define TS_CONSTRUCTOR.
8556 * varasm.c (const_hash_1, compare_constant, copy_constant,
8557 compute_reloc_for_constant, output_addressed_constants,
8558 initializer_constant_valid_p, output_constant,
8559 array_size_for_constructor, output_constructor): Update to cope with
8560 VEC in CONSTRUCTOR_ELTS.
8561 * vec.h (VEC_empty, VEC_copy): New macros.
8563 2005-07-19 Devang Patel <dpatel@apple.com>
8565 * dbxout.c (dbxout_type): Check Objective-C++ lang.
8567 2005-07-19 Richard Henderson <rth@redhat.com>
8570 * gimplify.c (gimplify_expr): Use main variant type for the temp
8571 destination for a discarded volatile read.
8572 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
8573 casts between non-void types that change volatility.
8575 2005-07-15 DJ Delorie <dj@redhat.com>
8577 * toplev.h: Add comment about the first parameter for warning().
8578 * errors.h: Likewise.
8580 * c.opt (Wpragmas): New.
8581 * doc/invoke.texi: Document it.
8583 * function.c (do_warn_unused_parameter): Add warning control to
8585 * c-decl.c (warn_if_shadowing): Likewise.
8586 * c-lex.c (cb_def_pragma): Likewise.
8587 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
8588 (pop_alignment): Likewise.
8589 (handle_pragma_pack): Likewise.
8590 (apply_pragma_weak): Likewise.
8591 (handle_pragma_weak): Likewise.
8592 (handle_pragma_redefine_extname): Likewise.
8593 (add_to_renaming_pragma_list): Likewise.
8594 (handle_pragma_extern_prefix): Likewise.
8595 (maybe_apply_renaming_pragma): Likewise.
8596 (handle_pragma_visibility): Likewise.
8598 * config/c4x/c4x-c.c (BAD): Likewise.
8599 (c4x_parse_pragma): Likewise.
8600 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
8601 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
8602 (rs6000_pragma_longcall): Likewise.
8603 * config/v850/v850-c.c (pop_data_area): Likewise.
8604 (ghs_pragma_section): Likewise.
8605 (ghs_pragma_section): Likewise.
8606 (ghs_pragma_interrupt): Likewise.
8607 (ghs_pragma_starttda): Likewise.
8608 (ghs_pragma_startsda): Likewise.
8609 (ghs_pragma_startzda): Likewise.
8610 (ghs_pragma_endtda): Likewise.
8611 (ghs_pragma_endsda): Likewise.
8612 (ghs_pragma_endzda): Likewise.
8614 2005-07-19 Danny Berlin <dberlin@dberlin.org>
8615 Kenneth Zadeck <zadeck@naturalbridge.com>
8617 * Makefile.in: Removed tree-promote-statics.c
8618 * tree-promote-statics.c: Removed.
8619 * common.opt: Removed flag-promote-statics.
8621 * passes.c: Removed tree-promote-statics pass.
8622 * tree-pass.h: Ditto.
8623 * timevar.def: Removed TV_PROMOTE_STATICS.
8626 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
8628 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
8630 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
8632 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8635 * c-common.c (check_function_arguments): Call
8636 'check_function_format' if either -Wformat or
8637 -Wmissing-format-attribute are specified.
8638 * c-format.c (check_function_format): Check -Wformat before
8639 calling 'check_format_info'.
8640 * c-opts.c (c_common_post_options): Don't warn for
8641 -Wmissing-format-attribute without -Wformat.
8642 * c-typeck.c (convert_for_assignment): Detect additional cases for
8643 -Wmissing-format-attribute.
8644 * doc/invoke.texi (-Wmissing-format-attribute): Document new
8647 2005-07-19 Richard Guenther <rguenther@suse.de>
8649 * config/i386/i386.md (lrint<mode>2): Use temporary
8650 instead of clobbering non-existent memory.
8652 2005-07-19 Nick Clifton <nickc@redhat.com>
8654 * config/avr/avr.c (legitimate_address_p): Fix debugging print
8655 statement to avoid displaying ASCII control characters.
8657 2005-07-19 Ben Elliston <bje@au.ibm.com>
8659 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
8660 * cfganal.c (find_edge_index): Ditto.
8661 * combine.c (combine_instructions): Ditto.
8662 * ddg.c (create_scc): Ditto.
8663 (find_successors): Ditto.
8664 (find_predecessors): Ditto.
8665 (find_nodes_on_paths): Ditto.
8666 (longest_simple_path): Ditto.
8667 * flow.c (update_life_info): Ditto.
8668 (count_or_remove_death_notes): Ditto.
8669 (clear_log_links): Ditto.
8670 * modulo-sched.c (generate_reg_moves): Ditto.
8671 (find_max_asap): Ditto.
8672 (find_max_hv_min_mob): Ditto.
8673 (find_max_dv_min_mob): Ditto.
8674 * sbitmap.c (sbitmap_first_set_bit): Ditto.
8675 * sched-rgn.c (extract_edgelst): Ditto.
8676 * tree-into-ssa.c (prepare_names_to_update): Ditto.
8677 (dump_update_ssa): Ditto.
8678 (ssa_names_to_replace) Ditto.
8679 (switch_virtuals_to_full_rewrite): Ditto.
8680 (update_ssa): Ditto.
8681 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
8683 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
8685 Fix PR tree-optimization/22483
8687 * tree-complex.c (create_components): Use
8688 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
8689 * tree-flow-inline.h (fill_referenced_var_vec): New function.
8690 * tree-flow.h (safe_referenced_var_iterator): New structure.
8691 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
8692 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
8693 safe_referenced_var iterator.
8694 (add_type_alias): Ditto.
8696 2005-07-19 Steven Bosscher <stevenb@suse.de>
8698 * loop-init.c (rest_of_handle_loop2): Remove.
8699 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
8700 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
8701 (pass_rtl_loop_init, pass_rtl_loop_done,
8702 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
8703 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
8704 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
8705 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
8706 pass_tree_loop_done, and pass_tree_unswitch.
8707 (gate_loop): Rename to gate_tree_loop.
8708 * passes.c (init_optimization_passes): Update for renamed tree
8709 loop passes. Add the new loop2 passes as subpasses of loop2.
8710 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
8711 Update for the renamed tree loop passes.
8713 2005-07-18 Ian Lance Taylor <ian@airs.com>
8716 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
8717 blocks when optimizing.
8719 2005-07-18 Steve Ellcey <sje@cup.hp.com>
8721 * common.opt (frename-registers): Initialize to 2.
8723 (fgcse-after-reload): Ditto.
8724 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
8725 (process_options): Only change flag_web, flag_rename_registers,
8726 and flag_rerun_cse_after_loop if not explicitly set by user.
8728 2005-07-18 Jan Beulich <jbeulich@novell.com>
8730 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
8731 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
8732 in 64-bit mode the same as DImode in 32-bit mode.
8733 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
8734 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
8735 mode. Add new mode parameter.
8736 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
8737 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
8738 x86_64_shift_adj): New expanders.
8739 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
8740 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
8742 Respective new splitters. Use renamed shift splitter helpers in 32-bit
8743 DImode shift splitters.
8744 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
8745 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
8748 2005-07-18 Jan Beulich <jbeulich@novell.com>
8750 * i386.md (movdi_extzv_1): New.
8751 (zero_extendhidi2): Combine alternatives and never force use of
8753 (zero_extendqidi2): Likewise. Don't restrict input selection.
8755 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
8757 Fix PR tree-optimization/22531
8758 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
8761 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
8763 * tree-promote-statics.c (pass_promote_statics): Change dump file
8766 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
8768 * tree-optimize.c (init_tree_optimization_passes): Add
8769 pass_eliminate_useless_stores pass.
8770 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
8771 * tree-ssa-pre.c (is_copy_stmt): New function.
8772 (follow_copies_till_vuse): Ditto.
8773 (do_eustores): Ditto.
8774 (gate_eustores): Ditto.
8776 2005-07-16 Richard Henderson <rth@redhat.com>
8778 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
8780 2005-07-16 Danny Berlin <dberlin@dberlin.org>
8781 Kenneth Zadeck <zadeck@naturalbridge.com>
8783 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
8784 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
8785 ipa-type-escape.h, tree-promote-statics.c
8786 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
8787 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
8788 tree-promote-statics.c: new files.
8789 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
8790 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
8791 int nonlocal_set_p, mark_constant_function): Deleted.
8792 (rest_of_handle_cfg): Removed call to mark_constant_function.
8793 (nonoverlapping_component_refs_p): Added calls to support
8794 type based aliasing.
8795 * tree-ssa-alias.c (may_alias_p,
8796 compute_flow_insensitive_aliasing): Ditto.
8797 * calls.c (flags_from_decl_or_type): Removed reference to
8799 * c-typeck.c (convert_arguments): Make builtins tolerant of having
8800 too many arguments. This is necessary for Spec 2000.
8801 * cgraph.h (const_function, pure_function): Removed.
8802 * common.opt: Added "fipa-pure-const", "fipa-reference",
8803 "fipa-type-escape", and "ftree-promote-static".
8805 * passes.c: Added ipa and tree-promote-statics passes.
8806 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
8807 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
8808 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
8809 * tree-flow.h: Added exposed sra calls and addition of
8810 reference_vars_info field for FUNCTION_DECLS.
8811 * tree-pass.h: Added passes.
8812 * tree-sra.c: (sra_init_cache): New function.
8813 (sra_insert_before, sra_insert_after) Made public.
8814 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
8816 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
8817 aliasing. (may_alias_p): Added code to use type escape analysis to
8819 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
8820 code to prune clobbers of static variables based on information
8821 produced in ipa-reference pass. Changed call clobbering so that
8822 statics are not marked as clobbered if the call does not clobber
8825 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
8827 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
8830 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
8832 * doc/install.texi (*-*-solaris2*): Document recommended version
8833 of GNU binutils and mention GNU linker problem on Solaris 10.
8835 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
8838 * c-decl.c (c_build_bitfield_integer_type): New function.
8839 (finish_struct): Call it.
8840 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
8842 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8844 * c-typeck.c (digest_init): Call 'convert_for_assignment'
8847 2005-07-16 Jan Hubicka <jh@suse.cz>
8849 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
8850 (scale_bbs_frequencies_int): Watch roundoff errors.
8851 * predict.c (return_prediction): Initialize return_stmt.
8853 2005-07-16 Jan Hubicka <jh@suse.cz>
8855 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
8856 after RTL profiling.
8858 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
8861 * fold-const.c (build_range_check): Convert high/low to etype
8862 if we are only comparing against exp.
8864 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
8866 Fix PR tree-optimization/22376
8867 * tree-ssa-structalias.c (build_constraint_graph): We really meant
8869 (need_to_solve): New function.
8870 (compute_points_to_sets): Use it.
8872 2005-07-15 Jan Hubicka <jh@suse.cz>
8874 * cfg.c (update_bb_profile_for_threading): More diagnostic.
8875 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
8877 2005-07-15 Richard Guenther <rguenther@suse.de>
8879 * c-common.c (handle_flatten_attribute): New function.
8880 Add flatten function attribute.
8881 * doc/extend.texi: Document flatten function attribute.
8882 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
8883 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
8885 (cgraph_decide_inlining): Handle functions with flatten
8888 2005-07-14 David Edelsohn <edelsohn@gnu.org>
8890 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
8891 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
8892 UNSPEC_XCHG, UNSPEC_AND): New.
8893 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
8894 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
8895 * config/rs6000/sync.md (FETCHOP): New code macro.
8896 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
8898 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
8899 (sync_compare_and_swap<mode>): Same.
8900 (sync_lock_test_and_set<mode>): Same.
8901 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
8902 for QImode and HImode, and not PPC405.
8903 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
8904 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
8905 (sync_<fetchop>{si,di}_internal): New.
8906 (sync_nand{si,di}_internal): New.
8907 (sync_old_<fetchop>{si,di}_internal): New.
8908 (sync_old_nand{si,di}_internal): New
8909 (sync_new_<fetchop>{si,di}_internal): New.
8910 (sync_new_nand{si,di}_internal): New.
8911 (atomic_and{si,di}): New.
8912 (sync_new_nand{si,di}_internal): New.
8913 (atomic_and{si,di}): New.
8914 (sync_add<mode>_internal): Delete.
8915 (sync_addshort_internal): Use unspec instead of unspec_volatile.
8916 (sync_sub<mode>_internal): Delte.
8917 (sync_subshort_internal): New.
8918 (sync_andsi_internal): Use unspec instead of unspec_volatile.
8919 (sync_anddi_internal): Delete.
8920 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
8921 (sync_booldi_internal): Delete.
8922 (sync_boolc<mode>_internal): Delete.
8923 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
8924 (sync_boolc<mode>_internal2): Delete.
8925 (sync_boolcc<mode>_internal): Delete.
8926 (isync, lwsync): Use unspec instead of unspec_volatile.
8927 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
8928 Revert UNSPEC_VOLATILE.
8929 (rs6000_split_atomic_op): New.
8930 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
8932 2005-07-14 Eric Christopher <echristo@redhat.com>
8934 * config/mips/mips.c (mips_canonicalize_comparison): Cast
8935 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
8937 2005-07-14 Eric Christopher <echristo@redhat.com>
8939 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
8941 2005-07-14 Steven Bosscher <stevenb@suse.de>
8943 PR tree-optimization/22230
8944 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
8945 the computation of the four cross productions for "range op range".
8947 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
8948 Ulrich Weigand <uweigand@de.ibm.com>
8951 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
8954 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
8956 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
8958 2005-07-14 Steve Ellcey <sje@cup.hp.com>
8960 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
8962 2005-07-14 Richard Guenther <rguenther@suse.de>
8965 * config/i386/i386-protos.h (ix86_function_value): Change
8966 prototype to match new target hook.
8967 * config/i386/i386.c (ix86_value_regno): Change prototype
8968 to take extra type argument.
8969 (TARGET_FUNCTION_VALUE): Define.
8970 (ix86_function_ok_for_sibcall): Pass extra argument to
8971 ix86_value_regno, check return slot rtx for exact match.
8972 (ix86_function_value): Take extra parameter. Dispatch to
8973 ix86_value_regno with fndecl/fntype as provided.
8974 (ix86_value_regno): Handle extra type argument.
8975 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
8977 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
8978 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
8979 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
8980 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
8981 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
8983 2005-07-14 Richard Guenther <rguenther@suse.de>
8985 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
8986 * calls.c (expand_call): Pass fntype to hard_function_value.
8987 (emit_library_call_value_1): Likewise.
8988 * explow.c: Include target.h.
8989 (hard_function_value): Take extra argument, the fntype.
8990 Use new target hook for function_value.
8991 * expr.h (hard_function_value): Change prototype.
8992 * function.c (aggregate_value_p): Pass 0 as fntype to
8993 hard_function_value.
8994 (assign_parms): Use new target hook for function_value.
8995 Pass 0 as fntype to hard_function_value.
8996 (expand_function_end): Likewise.
8997 * reg-stack.c: Include target.h.
8998 (stack_result): Use new target hook for function_value.
8999 * target-def.h: New target hook function_value.
9000 * target.h: Likewise.
9001 * targhooks.c (default_function_value): New function.
9002 * targhooks.h (default_function_value): Declare.
9004 2005-07-13 Ian Lance Taylor <ian@airs.com>
9006 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
9008 2005-07-14 Jan Hubicka <jh@suse.cz>
9010 * tree-dfa.c (dump_variable): Use default_def function.
9011 * tree-ssa-alias.c (dump_points_to_info): Likewise.
9012 * tree-ssa.c (verify_use): Likewise.
9013 * tree-ssanames.c (release_ssa_name): Likewise.
9014 * tree-tailcall.c (eliminate_tail_call): Likewise.
9015 (tree_optimize_tail_calls_1): Likewise.
9016 * tree-vrp.c (get_value_range): Likewise.
9018 2005-07-14 Ben Elliston <bje@au.ibm.com>
9020 * gcc.c (main): Compare language[0] with '*' when iterating over
9023 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
9025 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
9026 "s390_emit_compare". Add handling of CCZ1mode.
9027 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
9028 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
9030 (s390_branch_condition_mask): Add CCZ1mode handling.
9031 * config/s390/s390.md: ("seq", "*seq"): New pattern.
9032 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
9033 Use CCZ1mode instead of CCZmode.
9034 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
9036 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
9038 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
9040 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
9042 2005-07-13 Eric Christopher <echristo@redhat.com>
9044 * config/mips/mips.c (mips_canonicalize_comparison): New.
9045 (mips_emit_int_relational): Use.
9047 2005-07-13 Eric Christopher <echristo@redhat.com>
9049 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
9051 * config/s390/s390.md: Include tpf.md. Move tpf specific
9053 * config/s390/tpf.md: To here.
9054 * config/s390/s390.opt: Move tpf specific options...
9055 * config/s390/tpf.opt: to here. Add mmain option.
9056 * config/s390/tpf-unwind.h: Remove unnecessary defines.
9057 * config/s390/tpf.h: Rewrite.
9059 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
9061 * doc/tm.texi: Remove @xref{Cross-profiling}.
9063 2005-07-13 Jeff Law <law@redhat.com>
9065 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
9066 expressions, test their _DECL operands for pointer equality rather
9067 than using operand_equal_p.
9069 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
9071 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
9072 (TARGET_POSIX_IO): This.
9073 * config/darwin.h: Likewise.
9074 * config/freebsd.h: Likewise.
9075 * config/linux.h: Likewise.
9076 * config/lynx.h: Likewise.
9077 * config/netbsd.h: Likewise.
9078 * config/rs6000/linux64.h: Likewise.
9079 * config/rs6000/linux.h: Likewise.
9080 * config/s390/tpf.h: Likewise.
9081 * config/sh/embed-elf.h: Likewise.
9082 * config/sparc/linux64.h: Likewise.
9083 * config/sparc/linux.h: Likewise.
9084 * config/svr4.h: Likewise.
9085 * gcov-io.h: Likewise.
9087 * doc/tm.texi: Updated.
9089 * libgcov.c (create_file_directory): Defined only if
9090 TARGET_POSIX_IO is defined.
9091 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
9094 2005-07-13 Jan Hubicka <jh@suse.cz>
9096 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
9098 2005-07-13 David Edelsohn <edelsohn@gnu.org>
9100 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
9101 structure as argument.
9103 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
9105 PR tree-optimization/21921
9106 * tree-iterator.c (tsi_link_before): Support the case when
9107 tsi_end_p (tsi) == true.
9109 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9111 PR tree-optimization/22442
9112 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
9115 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9117 PR rtl-optimization/20376
9118 * toplev.c (process_options): Enable -fweb and -frename-registers when
9120 * doc/invoke.texi: Update the information about when -fweb and
9121 -frename-registers are enabled.
9123 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
9126 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
9127 if *rhs_p is not a SSA_NAME.
9129 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
9131 Fix PR tree-optimization/22422
9132 * tree-ssa-structalias.c (struct variable_info): Add flag for
9134 (get_varinfo): Now a static function.
9135 (new_varinfo): init has_union and is_special_var to false.
9136 (solution_set_add): Check has_union.
9137 (do_da_constraint): Move temporary variable so it gets reset
9139 Also check for special variable.
9140 (do_ds_constraint): Ditto.
9141 (do_sd_constraint): Ditto.
9142 (do_structure_copy): Check for special variable.
9143 (find_func_aliases): Ditto.
9144 (init_base_vars): Set special vars properly.
9146 2005-07-13 Jan Hubicka <jh@suse.cz>
9148 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
9151 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
9152 (get_expr_operands): Fix thinko wrt flags and subvars.
9154 PR tree-optimize/22379
9155 * tree-inline.c (expand_call_inline): Do not output sorry in early
9158 2005-07-12 Dale Johannesen <dalej@apple.com>
9160 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
9162 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
9165 * host-linux.h: Include limits.h.
9167 2005-07-12 Dale Johannesen <dalej@apple.com>
9169 * expr.c (compress_float_constant): Add cost check.
9170 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
9172 2005-07-12 Dale Johannesen <dalej@apple.com>
9174 * gcc.target/i386/compress-float-sse.c: New.
9175 * gcc.target/i386/compress-float-sse-pic.c: New.
9176 * gcc.target/i386/compress-float-387.c: New.
9177 * gcc.target/i386/compress-float-387-pic.c: New.
9178 * gcc.dg/compress-float-ppc.c: New.
9179 * gcc.dg/compress-float-ppc-pic.c: New.
9181 2005-07-12 Eric Christopher <echristo@redhat.com>
9183 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
9185 * config/s390/s390.md: Include tpf.md. Move tpf specific
9187 * config/s390/tpf.md: To here.
9188 * config/s390/s390.opt: Move tpf specific options...
9189 * config/s390/tpf.opt: to here. Add mmain option.
9190 * config/s390/tpf-unwind.h: Remove unnecessary defines.
9191 * config/s390/tpf.h: Rewrite.
9193 2005-07-12 Eric Christopher <echristo@redhat.com>
9195 * gcc.c (struct infile): Update comment for language.
9196 (main): Rewrite input file resetting code.
9198 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
9201 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
9202 requiring a cast in a non RHS of modify_expr. Add a cast when required.
9203 (lookup_avail_expr): Use constant_boolean_node instead
9204 of boolean_false_node/boolean_true_node.
9206 2005-07-12 Ben Elliston <bje@au.ibm.com>
9208 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
9209 and use it when printing num_edges.
9211 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
9213 * doc/extend.texi (Blackfin Built-in Functions): New section.
9214 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
9217 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
9219 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
9220 s/cmpstrsi/cmpstrnsi
9221 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
9223 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
9224 (init_optabs): Initialize cmpstrn_optab.
9225 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
9226 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
9227 * expr.c: (enum insn_code cmpstrn_optab): Declare.
9228 * config/i386/i386.md: s/cmpstr/cmpstrn
9229 * config/c4x/c4x.md: s/cmpstr/cmpstrn
9230 * doc/md.texi: Update documentation.
9232 2005-07-11 Richard Henderson <rth@redhat.com>
9234 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
9235 build_va_arg_indirect_ref.
9236 (alpha_gimplify_va_arg): Likewise.
9237 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
9238 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
9239 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
9240 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
9241 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
9242 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
9244 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
9246 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9248 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
9249 * passes.c (init_optimization_passes): Add pass_empty_loop.
9250 * tree-pass.h (pass_empty_loop): Declare.
9251 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
9252 try_remove_empty_loop, remove_empty_loops): New functions.
9253 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
9254 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
9256 2005-07-12 Peter Barada <peter@the-baradas.com>
9260 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
9261 in address registers.
9262 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
9263 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
9264 alternative of addsi3_5200.
9266 2005-07-11 Ian Lance Taylor <ian@airs.com>
9268 * config/mips/mips.md (ffs<mode>2): Remove.
9270 2005-07-11 Ian Lance Taylor <ian@airs.com>
9272 * doc/tree-ssa.texi (Cleanups): Improve description of
9274 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
9276 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
9278 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
9279 * tree.h (DECL_ARGUMENT_FLD): New macro.
9281 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
9283 Fix PR tree-optimization/22404
9285 * tree-ssa-structalias.c (create_variable_info_for): Use
9288 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
9290 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
9291 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
9292 for second comparison operand.
9293 * config/bfin/predicates.md (reg_or_const_int_operand): New.
9295 * config/bfin/bfin.md (define_attr "type"): Add "sync".
9296 (define_insn_reservation "alu"): Likewise.
9297 (csync, ssync): Now of type sync.
9298 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
9299 -mcsync-anomaly -mspecld-anomaly.
9300 * config/bfin/bfin.opt (mcsync): Remove.
9301 (mcsync-anomaly, mspecld-anomaly): Add.
9302 * config/bfin/bfin.c: Include "insn-codes.h".
9303 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
9304 (TARGET_DEFAULT_TARGET_FLAGS): New.
9305 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
9307 2005-07-11 Steven Bosscher <stevenb@suse.de>
9309 * basic-block.h: Give the BB flags enum a name, bb_flags.
9310 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
9311 * cfgcleanup.c (enum bb_flags): Remove here.
9312 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
9313 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
9314 (update_forwarder_flag): Likewise.
9315 (thread_jump): Likewise.
9316 (try_forward_edges): Likewise.
9317 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
9318 forwarder flags. Don't clear bb->aux for all basic blocks. Only
9319 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
9321 2005-07-11 Richard Guenther <rguenther@suse.de>
9323 * config/i386/i386.opt: New target option -msseregparm.
9324 * config/i386/i386.c (override_options): Error out for
9325 -msseregparm but no SSE support.
9326 (ix86_function_sseregparm): Check for global sseregparm.
9327 * doc/invoke.texi: Document -msseregparm.
9329 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9331 * config.gcc (m32r-*-linux*): Use the default extra_parts.
9332 (m32rle-*-linux*): Ditto.
9334 2005-07-11 Jakub Jelinek <jakub@redhat.com>
9336 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
9337 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
9340 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9344 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
9345 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
9347 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
9349 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
9350 (varmap): Heapify varmap.
9351 (constraints): Heapify constraints.
9352 (struct constraint_graph): Heapify succs and preds.
9353 (constraint_vec_find): Update for heapification.
9354 (constraint_set_union): Ditto.
9355 (insert_into_complex): Ditto.
9356 (constraint_edge_vec_find): Ditto.
9357 (erase_graph_self_edge): Ditto.
9358 (add_graph_edge): Ditto.
9359 (get_graph_weights): Ditto.
9360 (merge_graph_nodes): Ditto.
9361 (build_constraint_graph): Ditto.
9362 (topo_visit): Ditto.
9363 (solve_graph): Ditto.
9364 (create_variable_info_for): Ditto.
9365 (init_base_vars): Ditto.
9366 (delete_points_to_sets): Free graph, varmap, and complex constraints.
9367 (condese_varmap_nodes): Free complex vector.
9368 (clear_edges_for_node): Clear succs and preds vector.
9370 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
9372 * tree-ssa-structalias.c (update_alias_info): Change counting of
9373 references to not include vdefs.
9375 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
9377 * tree-ssa-alias.c (free_used_part_map): Add missing free.
9380 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9382 * pa.c (pa_commutative_p): Make PLUS commutative when
9383 TARGET_NO_SPACE_REGS is true.
9385 2005-07-09 Diego Novillo <dnovillo@redhat.com>
9387 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
9388 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
9389 * tree-dfa.c (dump_subvars_for): New.
9390 (debug_subvars_for): New.
9391 (dump_variable): Show subvariables if VAR has them.
9392 * tree-flow-inline.h (get_subvar_at): New.
9393 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
9394 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
9396 (struct subvar): Change fields offset and size to unsigned
9398 (dump_subvars_for): Declare.
9399 (debug_subvars_for): Declare.
9400 (get_subvar_at): Declare.
9401 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
9402 to unsigned HOST_WIDE_INT *.
9403 (overlap_subvar): Likewise.
9404 * tree-gimple.c (is_gimple_reg): Always return false for
9405 SFTs and memory tags.
9406 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
9408 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
9409 (compute_may_aliases): Call compute_points_to_sets.
9410 (collect_points_to_info_for): Remove.
9411 (compute_points_to_and_addr_escape): Remove.
9412 (delete_alias_info): Call delete_points_to_sets.
9413 (compute_flow_sensitive_aliasing): If the call to
9414 find_what_p_points_to returns false, call set_pt_anything.
9415 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
9416 (set_pt_anything): Clear pi->pt_vars.
9417 (set_pt_malloc): Remove.
9418 (merge_pointed_to_info): Remove.
9419 (add_pointed_to_expr): Remove.
9420 (add_pointed_to_var): Remove.
9421 (collect_points_to_info_r): Remove.
9422 (is_escape_site): Make extern.
9424 (create_overlap_variables_for): Call it.
9425 * tree-ssa-copy.c (merge_alias_info): Never merge
9426 flow-sensitive alias information.
9427 * tree-ssa-operands.c (get_expr_operands): Adjust variables
9428 offset and size to be unsigned HOST_WIDE_INT.
9429 (add_to_addressable_set): Rename from note_addressable.
9430 Set TREE_ADDRESSABLE as the variables are added to the set.
9432 (add_stmt_operand): Do not try to micro-optimize unmodifiable
9433 operands into VUSEs when adding V_MAY_DEFs for members in an
9435 * tree-ssa-operands.h (add_to_addressable_set): Declare.
9436 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
9437 (struct variable_info): Add bitfield is_heap_var.
9438 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
9439 (new_var_info): Initialize is_heap_var.
9440 (get_constraint_for): Add HEAP variables to the symbol table.
9441 Mark them with is_heap_var.
9442 (update_alias_info): New. Taken mostly from the old
9443 compute_points_to_and_addr_escape.
9444 (handle_ptr_arith): New.
9445 (find_func_aliases): Call update_alias_info.
9446 Call handle_ptr_info for tcc_binary expressions.
9447 Call mark_stmt_modified.
9448 (create_variable_info_for): If DECL has subvars, do not create
9449 variables for its subvars. Always add all the fields.
9450 (set_uids_in_ptset): If the solution includes ANYOFFSET and
9451 SFTs, then add all the SFTs of the structure.
9452 If VI->DECL is an aggregate with subvariables, add the SFT at
9454 (find_what_p_points_to): If VI is an artificial variable,
9455 translate to bitfields in SSA_NAME_PTR_INFO.
9456 If the solution is empty, set pi->pt_vars to NULL
9457 (init_base_vars): Create ANYOFFSET.
9458 (compute_points_to_sets): Rename from create_alias_vars.
9460 (pass_build_pta): Remove.
9461 (delete_points_to_sets): Rename from delete_alias_vars.
9462 (pass_del_pta): Remove.
9463 * tree-ssa-structalias.h (struct alias_info): Move from
9465 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
9466 NUM_REFERENCES_SET): Likewise.
9467 (compute_points_to_sets, delete_points_to_sets): Declare.
9469 2005-07-09 Richard Henderson <rth@redhat.com>
9471 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
9472 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
9473 alpha_split_lock_test_and_set_12): New functions.
9474 * config/alpha/alpha-protos.h: Update.
9475 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
9476 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
9477 * config/alpha/sync.md (I12MODE): New.
9478 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
9479 (sync_<fetchop_name><I48MODE>): Likewise.
9480 (sync_nand<I48MODE>): Likewise.
9481 (sync_old_<fetchop_name><I48MODE>): Likewise.
9482 (sync_new_<fetchop_name><I48MODE>): Likewise.
9483 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
9484 (sync_compare_and_swap<I48MODE>): Likewise.
9485 (sync_lock_test_and_set<I48MODE>): Likewise.
9486 (sync_compare_and_swap<I12MODE>): New.
9487 (sync_compare_and_swap<I12MODE>_1): New.
9488 (sync_lock_test_and_set<I12MODE>): New.
9489 (sync_lock_test_and_set<I12MODE>_1): New.
9491 2005-07-09 Diego Novillo <dnovillo@redhat.com>
9495 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
9497 2005-07-09 Jakub Jelinek <jakub@redhat.com>
9499 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
9500 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
9502 2005-07-09 Richard SAndiford <richard@codesourcery.com>
9505 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
9507 2005-07-08 David Edelsohn <edelsohn@gnu.org>
9509 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
9510 memory_operand constraint.
9511 (store_conditional_<mode>): Same.
9512 (sync_compare_and_swap<mode>): Same.
9513 (sync_lock_test_and_set<mode>): Same.
9515 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
9517 Rewrite PIC support to more closely model actual instructions.
9518 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
9519 (cris_symbol): Remove prototypes for removed functions.
9520 (cris_pic_symbol_type_of, cris_valid_pic_const)
9521 (cris_expand_pic_call_address): Prototypes for new functions.
9522 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
9524 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
9526 <case ':'>: Add case for new punctuation character.
9527 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
9528 emitting (extra) PIC modifier.
9529 <case UNSPEC>: Do not assert for PLT.
9530 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
9531 (cris_expand_prologue, cris_expand_epilogue): Check
9532 for pic_offset_table_rtx usage instead of taking
9533 current_function_uses_pic_offset_table as the final word.
9534 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
9535 Remove flag_pic difference.
9536 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
9537 the moral equivalents of...
9538 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
9540 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
9541 (cris_handle_option): Mark ARG as unused.
9542 (cris_expand_pic_call_address): New worker function for "call",
9544 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
9545 output PIC constructs here.
9546 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
9547 as symbol-specific modifers, not whole or part of operands.
9548 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
9549 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
9550 constants and flag_pic.
9551 (CONSTANT_INDEX_P): Adjust for new functions.
9552 (enum cris_pic_symbol_type): New helper type.
9553 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
9554 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
9555 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
9557 ("movsi"): Emit actual instructions for GOT and relative access.
9558 ("*movsi_got_load"): New pattern to set up the register holding
9560 ("*movsi_internal"): Operand 1 is not a plain general_operand.
9561 Adjust FIXME for 'S'.
9562 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
9563 Use "movs" for -fpic cases.
9564 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
9565 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
9566 ("call", "call_value"): Just call cris_expand_pic_call_address for
9568 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
9569 Remove special pattern.
9570 ("*expanded_call_side", "*expanded_call_value_side"): New
9572 (gotplt-to-plt, gotplt-to-plt-side-call)
9573 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
9575 * config/cris/cris/predicates.md
9576 ("cris_general_operand_or_gotless_symbol"): Remove unused
9578 ("cris_general_operand_or_symbol"): Adjust for new functions.
9580 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
9582 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
9584 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
9586 * Makefile.in (TREE_H): Add treestruct.def.
9587 (c-decl.o): Add pointer-set.h
9588 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
9589 visibility on regular DECL's.
9590 (merge_decls): Fix the copying of decl nodes of various types for
9591 the new structures. Don't update RTL, section name, weak status,
9592 etc, on DECL's without RTL.
9593 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
9594 Don't check volatile on non-variable types.
9595 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
9596 to check whether we have seen arguments.
9597 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
9598 flag is checked before field (flag is common, field is not).
9599 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
9600 TS_DECL_COMMON could have an origin.
9601 (add_location_or_const_value_attribute): Don't check section name
9602 on non-var/function decls.
9603 (dwarf2out_var_location): Reverse order of tests.
9604 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
9605 with DECL_WRTL_CHECK.
9606 * expmed.c (make_tree): rtl is now in decl_with_rtl.
9607 * fold-const.c (fold_binary): Don't check weakness on
9608 non-var/function decls.
9609 (tree_expr_nonzero_p): Ditto.
9610 (fold_checksum_tree): Use tree_decl_extra as sizeof
9612 * ggc-page.c (extra_order_size_table): Add sizes for
9613 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
9615 * gimplify.c (gimplify_bind_expr): Only set
9616 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
9617 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
9619 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
9620 * langhooks.h (init_ts). New langhook.
9621 * passes.c (rest_of_decl_compilation): Reverse order of tests.
9622 * print-tree.c (print_node): Update to only print fields that
9623 exist in the structures the passed decl has.
9624 * toplev.c (wrapup_global_declarations): Don't reset
9625 DECL_DEFER_OUTPUT on DECL's that don't contain it.
9626 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
9627 * tree-inline.c (remap_decl): Ditto.
9628 * tree-outof-ssa.c (create_temp): Reverse order of tests.
9629 * tree-pretty-print.c (print_declaration): Don't print
9630 DECL_REGISTER on things that don't contain it.
9631 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
9632 non-var/function decls.
9633 * tree.c (tree_contains_struct): New structure.
9634 (init_priority_for_decl): New hashtable.
9635 (tree_int_map): New structure.
9636 (tree_int_map_eq): New function.
9637 (tree_int_map_marked_p): Ditto.
9638 (tree_int_map_hash): Ditto.
9639 (tree_map): Move to tree.h.
9640 (tree_map_eq): Externalize.
9641 (tree_map_hash): Ditto.
9642 (tree_map_marked_p): Ditto.
9643 (init_ttree): Set up tree_contains_struct and call langhook.
9644 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
9645 (tree_code_size): Update for new structures.
9646 (tree_node_structure): Update for new structures.
9647 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
9649 (copy_node_stat): Copy init priority.
9650 (build_decl_stat): Ditto for visibility.
9651 (ts_enum_names): New.
9652 (tree_contains_struct_check_failed): New function.
9653 (decl_init_priority_lookup): Ditto.
9654 (decl_init_priority_insert): Ditto.
9655 * treestruct.def: New file.
9656 * tree.h (CODE_CONTAINS_STRUCT): New macro.
9657 (CONTAINS_STRUCT_CHECK): Ditto.
9658 (tree_contains_struct_check_failed): New prototype.
9659 (DECL_CHECK): Removed.
9660 (DECL_MINIMAL_CHECK): New.
9661 (DECL_COMMON_CHECK): Ditto.
9662 (DECL_WRTL_CHECK): Ditto.
9663 (DECL_NON_COMMON_CHECK): Ditto.
9664 (DECL_WITH_VIS_CHECK): Ditto.
9665 (VAR_OR_FUNCTION_DECL_P): Ditto
9666 (struct tree_decl_minimal): New structure.
9667 (struct tree_decl_common): Ditto.
9668 (struct tree_decl_with_rtl): Ditto.
9669 (struct tree_decl_with_vis): Ditto.
9670 (struct tree_decl_non_common): Ditto.
9671 (struct tree_field_decl): Ditto.
9672 (struct tree_parm_decl): Ditto.
9673 (struct tree_var_decl): Ditto.
9674 (struct tree_function_decl): Ditto.
9675 (struct tree_const_decl): Ditto.
9676 (struct tree_result_decl): Ditto.
9677 (union tree_node): Add new structures.
9678 * var-tracking.c (track_expr_p): Reverse order of tests.
9680 * doc/c-tree.texi: Add documentation on DECL node internal structure.
9682 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
9684 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
9685 * system.h: Poison FINALIZE_PIC.
9686 * doc/tm.texi (FINALIZE_PIC): Remove.
9688 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
9691 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
9692 to the correct type if we have a MODIFY_EXPR.
9694 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
9696 PR tree-optimization/22360
9697 * tree.c (upper_bound_in_type): Fix calculations for casting
9698 to a non-wider signed type and casting a signed value to a
9699 wider unsigned type.
9700 (lower_bound_in_type): Fix calculations for casting to a
9701 non-wider signed type.
9703 PR tree-optimization/20139
9704 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
9706 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
9707 fold_cond_expr_cond.
9708 * tree-ssanames.c (release_defs): Assert in_ssa_p.
9709 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
9711 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
9714 * tree-complex.c (expand_complex_libcall): Produce
9715 REALPART_EXPR/IMAGPART_EXPR with the correct type.
9717 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
9719 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
9720 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
9721 b" assert and inserted fastpath code for this case.
9722 (bitmap_ior): Removed "a != b" assert.
9724 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9726 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
9727 (ENDFILE_SPEC): Likewise.
9728 * config/m32r/m32r.h (ASM_SPEC): Likewise.
9730 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
9731 a large stack frame at epilogue.
9733 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
9735 * final.c: Include sdbout.h when required.
9737 2005-07-07 Geoffrey Keating <geoffk@apple.com>
9739 * config.gcc (*-*-darwin*): Only one target-specific header file
9741 (powerpc-*-darwin*): Add version-specific header files.
9742 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
9743 * config.in: Regenerate.
9744 * configure: Regenerate.
9745 * gcc.c: Include xregex.h.
9746 (version_compare_spec_function): New.
9747 (spec_function): Add version-compare.
9748 (replace_outfile_spec_function): Reformat comment.
9749 (compare_version_strings): New.
9750 * config/darwin-c.c (version_as_macro): New.
9751 (builtin_define): New.
9752 (darwin_cpp_builtins): New.
9753 * config/darwin-protos.h (darwin_cpp_builtins): New.
9754 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
9755 (LIB_SPEC): Make unconditional, update comment.
9756 (TARGET_C99_FUNCTIONS): Define.
9757 * config/darwin.opt: Sort.
9758 (mmacosx-version-min=): New.
9759 * config/darwin7.h: Delete.
9760 * config/darwin8.h: Delete.
9761 * config/i386/darwin.h (): Call darwin_cpp_builtins.
9762 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
9763 (TARGET_C99_FUNCTIONS): Define.
9764 * config/rs6000/darwin7.h: New.
9765 * config/rs6000/darwin8.h: New.
9766 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
9767 (-mmacosx-version-min): Document.
9769 2005-07-07 Ian Lance Taylor <ian@airs.com>
9771 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
9773 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
9776 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
9778 2005-07-07 Khem Raj <kraj@mvista.com>
9780 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
9781 in bytes, not words.
9783 2005-07-07 Paul Brook <paul@codesourcery.com>
9785 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
9786 DEFAULT_FUNCTION_ARG_PADDING to upward.
9788 2005-07-07 Richard Henderson <rth@redhat.com>
9790 * function.c (locate_and_pad_parm): Record parameter alignment in
9791 stack_alignment_needed.
9793 2005-07-07 David Edelsohn <edelsohn@gnu.org>
9795 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
9796 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
9797 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
9798 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
9799 (define_attr "type"): Add isync, sync, load_l, store_c.
9800 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
9801 Create scratch volatile MEM.
9802 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
9804 (load_locked_<mode>): New.
9805 (store_conditional_<mode>): New.
9806 (sync_compare_and_swap<mode>): Replace with splitter.
9807 (sync_lock_test_and_set<mode>): Replace with splitter.
9808 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
9810 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
9811 is ics. Attribute isync.
9812 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
9814 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
9815 and UNSPECV_SYNC_OP.
9816 (emit_unlikely_jump): New.
9817 (emit_load_locked): New.
9818 (emit_store_conditional): New.
9819 (rs6000_split_compare_and_swap): New.
9820 (rs6000_split_lock_test_and_set): New.
9821 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
9822 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
9823 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
9824 rs6000_split_lock_test_and_set): Declare.
9825 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
9826 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
9827 store_c, isync, sync.
9829 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
9831 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
9832 filenames to gtyp-gen.h.
9833 (s-typ-gen): Use it in place of for loops.
9835 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
9837 * hooks.c (hook_bool_rtx_int_false): New function.
9838 * hooks.h (hook_bool_rtx_int_false): Declare.
9839 * target-def.h (TARGET_COMMUTATIVE_P): Define.
9840 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
9841 * target.h (struct gcc_target): Add commutative_p member.
9842 * targhooks.c (hook_bool_rtx_commutative_p): New function.
9843 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
9844 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
9845 (pa_commutative_p): New function.
9846 * jump.c (target.h): Include.
9847 (rtx_renumbered_equal_p): Use targetm.commutative_p.
9848 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
9850 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
9852 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
9853 (s390_expand_setmem): New.
9854 * config/s390/s390.c: Likewise.
9855 (print_shift_count_operand): Truncate to 12 bits instead of 6.
9857 * config/s390/s390.md: ("setmem<mode>"): Accept character as
9858 general_operand. Call new function "s390_expand_setmem".
9859 ("clrmem_long", "*clrmem_long"): Rewrite to ...
9860 ("setmem_long", "*setmem_long"): ... this.
9862 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
9864 * config/s390/s390.c: (optimization_options): Enable
9865 TARGET_MVCLE at -Os.
9866 * doc/invoke.texi: Document changes in default behaviour.
9867 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
9869 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
9871 * expr.c: (set_storage_via_setmem): Convert opchar to mode
9872 defined by back-end.
9874 2005-07-07 Jakub Jelinek <jakub@redhat.com>
9876 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
9877 all sets in the pattern.
9878 * config/rs6000/rs6000.md (stack_protect_testsi,
9879 stack_protect_testdi): Likewise.
9881 2005-07-06 Jeff Law <law@redhat.com>
9883 * tree-vrp.c (simplify_using_ranges): Kill.
9884 (vrp_finalize): Remove call to simplify_using_ranges.
9885 (simplify_stmt_using_ranges): New function extracted from
9886 simplify_using_ranges.
9887 (simplify_div_or_mod_using_ranges): Likewise.
9888 (simplify_abs_using_ranges): Likewise.
9889 (simplify_cond_using_ranges): New function.
9890 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
9891 * tree-ssa-propagate.c (substitute_and_fold): Call
9892 simplify_stmt_using_ranges if we have range information.
9894 2005-07-06 James E. Wilson <wilson@specifixinc.com>
9896 * config/ia64/ia64.c (ia64_reorg): Check optimize before
9897 ia64_flag_schedule_isns2.
9899 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
9900 reading/writing general registers.
9901 (ia64_function_arg): Revert 2005-06-18 change.
9903 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
9905 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
9906 (legitimize_tls_address): Use gcc_unreachable instead of abort.
9908 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
9910 * function.c (expand_function_end): Revert part of 2005-06-27
9911 patch. Do sjlj_emit_function_exit_after after return_label.
9913 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
9915 * doc/install.texi (--disable-libssp): New.
9917 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
9919 * doc/invoke.texi: Update -fforce-mem documentation.
9920 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
9921 code for -fforce-mem.
9922 * expmed.c: (store_bit_field,store_fixed_bit_field,
9923 extract_bit_field): Ditto.
9924 * expr.c: (convert_move): Ditto.
9925 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
9926 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
9927 emit_conditional_add,expand_float,expand_fix): Ditto.
9928 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
9929 (common_handle_option): Issue warning when -fforce-mem specified.
9931 2005-07-06 Paul Brook <paul@codesourcery.com>
9933 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
9935 * configure: Regenerate.
9937 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
9939 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
9941 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
9943 Fix PR tree-optimization/22319
9944 Fix PR tree-optimization/22140
9945 Fix PR tree-optimization/22310
9947 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
9948 variable sized types.
9949 Use correct type for intermediate structure on *a = *b structure
9952 2005-07-06 Jakub Jelinek <jakub@redhat.com>
9954 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
9956 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
9957 (machine_function): Move typedef to...
9958 * config/rs6000/rs6000.c (machine_function): ... here. Add
9959 varargs_save_offset field.
9960 (rs6000_stack_t): Remove varargs_size field.
9961 (setup_incoming_varargs): Allocate varargs save area using
9962 assign_stack_local, try to make it as small as possible.
9963 Save offset from virtual_stack_vars_rtx to the save area
9964 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
9965 instead of magic 8 when fp word byte size is used.
9966 (rs6000_va_start): Use cfun->machine->varargs_save_offset
9967 instead of -RS6000_VARARGS_SIZE.
9968 (rs6000_stack_info, debug_stack_info,
9969 rs6000_initial_elimination_offset): Remove all traces of
9971 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
9972 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
9973 RS6000_VARARGS_AREA.
9975 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
9977 PR tree-optimization/21963
9978 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
9979 constant_multiple_of in the same way get_computation_cost_at does.
9981 2005-07-06 Jakub Jelinek <jakub@redhat.com>
9983 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
9984 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
9985 (gen_compare_reg): If sparc_compare_emitted is set, clear it
9986 and return its previous value.
9987 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
9988 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
9990 (stack_protect_set, stack_protect_test): New expanders.
9991 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
9992 stack_protect_testdi): New insns.
9993 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
9994 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
9996 2005-07-06 Jeff Law <law@redhat.com>
9998 * tree-ssa-dce.c (cfg_altered): New global.
9999 (tree_dce_init): Initialize cfg_altered.
10000 (remove_dead_stmt): If we remove an edge in the CFG, then set
10002 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
10005 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
10007 * Makefile.in (stamp-collect-ld): Use
10008 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
10009 ./collect-ld if it already exists.
10010 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
10011 Don't remove ./nm if it already exists.
10013 2005-07-05 Devang Patel <dpatel@apple.com>
10015 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
10016 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
10017 * tree-vectorizer.c (vect_loop_location): New.
10018 (vect_print_dump_info): Use vect_loop_location.
10019 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
10020 (vectorize_loops): Set vect_loop_location.
10021 * tree-vect-analyze.c (vect_analyze_offset_expr,
10022 vect_determin_vectorization_factor, vect_analyze_operations,
10023 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
10024 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
10025 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
10026 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
10027 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
10028 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
10029 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
10030 vect_analyze_loop): Adjust vect_print_dump_info API.
10031 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
10032 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
10033 vect_finish_stmt_generation, vectorizable_assignment,
10034 vectorizable_operation, vectorizable_store, vectorizable_load,
10035 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
10036 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
10037 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
10038 vect_transform_loop): Same.
10039 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
10040 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
10043 2005-07-05 Randolph Chung <tausq@debian.org>
10045 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
10046 * configure: Regenerate.
10047 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
10048 (pa_tls_referenced_p): Declare.
10049 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
10050 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
10051 (legitimize_tls_address): New.
10052 (hppa_legitimize_address): Handle TLS addresses.
10053 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
10054 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
10055 (emit_move_sequence): Handle TLS addresses.
10056 (pa_encode_section_info): Call default handler to handle common
10058 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
10059 (CONSTANT_ADDRESS_P): Reject TLS operands.
10060 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
10061 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
10062 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
10063 (UNSPEC_TLSLE): Define new constants.
10064 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
10065 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
10066 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
10067 (tie_symbolic_operand, tle_symbolic_operand): New
10069 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
10071 * aclocal.m4: Update macros for autoconf 2.59 style.
10072 * configure.ac: Likewise.
10074 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10076 * pa.c (function_value): Handle small aggregates on 32-bit targets.
10077 (function_arg): Pass small aggregates in general registers on 32-bit
10079 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
10081 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
10083 * Makefile.in (final.o): Fix dependencies.
10085 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
10089 * langhooks.h (struct lang_hooks): Add expr_to_decl.
10090 * langhooks.c (lhd_expr_to_decl): New.
10091 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
10093 (LANG_HOOKS_INITIALIZER): Update.
10094 * tree.c (recompute_tree_invarant_for_addr_expr): Call
10095 expr_to_decl langhook.
10096 * c-tree.h (c_expr_to_decl): Declare.
10097 * c-typeck.c (c_expr_to_decl): New.
10098 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
10100 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
10102 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
10105 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
10106 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
10108 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
10110 * Makefile.in: Adjust dependencies.
10111 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
10112 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
10113 * alias.c (rest_of_handle_cfg, pass_cfg): New.
10114 * bb-reorder.c (duplicate_computed_gotos): Make it static.
10115 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
10116 rest_of_compilation.
10118 * bb-reorder.c (gate_duplicate_computed_gotos,
10119 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
10120 rest_of_handle_reorder_blocks, pass_reorder_blocks,
10121 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
10122 pass_partition_blocks): New.
10123 * bt-load.c (gate_handle_branch_target_load_optimize,
10124 rest_of_handle_branch_target_load_optimize,
10125 pass_branch_target_load_optimize): New.
10126 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
10128 * cfglayout.c (pass_insn_locators_initialize): New.
10129 * cfgrtl.c (pass_free_cfg): New.
10130 * combine.c (gate_handle_combine, rest_of_handle_combine,
10131 pass_combine): New.
10132 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
10133 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
10134 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
10135 * except.c (pass_set_nothrow_function_flags,
10136 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
10138 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
10139 rest_of_handle_shorten_branches, pass_shorten_branches,
10140 rest_of_clean_state, pass_clean_state): New.
10141 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
10142 rest_of_handle_remove_death_notes, pass_remove_death_notes,
10143 rest_of_handle_life, pass_life, rest_of_handle_flow2,
10145 * function.c (pass_instantiate_virtual_regs, pass_init_function,
10146 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
10147 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
10148 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
10150 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
10151 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
10152 pass_rtl_ifcvt, gate_handle_if_after_combine,
10153 rest_of_handle_if_after_combine, pass_if_after_combine,
10154 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
10155 pass_if_after_reload): New.
10156 * integrate.c (pass_initial_value_sets): New.
10157 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
10158 pass_purge_lineno_notes): New.
10159 * mode-switching.c (rest_of_handle_mode_switching,
10160 pass_mode_switching): New.
10161 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
10162 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
10164 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
10165 pass_loop_optimize): New.
10166 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
10168 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
10170 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
10171 pass_postreload_cse): New.
10172 * profile.c (gate_handle_profiling, pass_profiling,
10173 rest_of_handle_branch_prob, pass_branch_prob): New.
10174 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
10175 pass_split_before_regstack, gate_handle_split_before_regstack,
10176 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
10177 rest_of_handle_split_all_insns, pass_split_all_insns): New.
10178 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
10179 pass_stack_regs): New.
10180 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
10181 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
10182 pass_stack_adjustments): New.
10183 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
10184 pass_regrename): New.
10185 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
10186 pass_delay_slots, gate_handle_machine_reorg,
10187 rest_of_handle_machine_reorg, pass_machine_reorg): New.
10188 * rtl.h (extern void purge_line_number_notes): New.
10189 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
10190 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
10192 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
10194 * value-prof.c (gate_handle_value_profile_transformations,
10195 rest_of_handle_value_profile_transformations,
10196 pass_value_profile_transformations): New.
10197 * var-tracking.c (gate_handle_var_tracking,
10198 pass_variable_tracking): New.
10199 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
10201 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
10202 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
10203 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
10204 rest_of_handle_old_regalloc, rest_of_handle_regrename,
10205 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
10206 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
10207 rest_of_handle_gcse2, rest_of_handle_regmove,
10208 rest_of_handle_tracer, rest_of_handle_if_conversion,
10209 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
10210 rest_of_handle_web, rest_of_handle_branch_prob,
10211 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
10212 rest_of_handle_jump_bypass, rest_of_handle_combine,
10213 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
10214 rest_of_handle_gcse, rest_of_handle_loop_optimize,
10215 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
10216 rest_of_handle_mode_switching, rest_of_handle_jump,
10217 rest_of_handle_eh, rest_of_handle_stack_adjustments,
10218 rest_of_handle_flow2, rest_of_handle_jump2,
10219 rest_of_handle_peephole2, rest_of_handle_postreload,
10220 rest_of_handle_shorten_branches, rest_of_clean_state,
10221 rest_of_compilation): Remove.
10223 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
10224 * passes.c (dump_flags, in_gimple_form, all_passes,
10225 all_ipa_passes, all_lowering_passes, register_one_dump_file,
10226 register_dump_files, next_pass_1, last_verified, execute_todo,
10227 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
10228 from tree-optimize.c.
10229 (init_optimization_passes): Moved from tree-optimize.c,
10230 adding the RTL optimizations.
10231 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
10232 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
10233 all_ipa_passes, all_lowering_passes, register_one_dump_file,
10234 register_dump_files, next_pass_1, last_verified, execute_todo,
10235 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
10236 init_tree_optimization_passes, ipa_passes): Delete.
10237 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
10239 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
10240 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
10242 (ipa_passes): Remove.
10243 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
10244 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
10245 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
10246 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
10247 (dump_info_p, dump_flag): Moved to tree-dump.h.
10249 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
10251 * passes.c (finish_optimization_passes): Use dump_begin
10252 and dump_end, TDI_end.
10253 (gate_rest_of_compilation): New.
10254 (pass_rest_of_compilation): Use it.
10255 (gate_postreload, pass_postreload): New.
10256 * toplev.c (general_init): Rename init_tree_optimization_passes.
10257 * toplev.h (init_tree_optimization_passes): Rename to
10258 init_optimizations_passes.
10259 * tree-dump.c (dump_flag): Make static.
10260 (dump_files): Remove RTL dumps.
10261 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
10262 pass_cleanup_cfg, pass_free_cfg_annotations,
10263 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
10264 pass_init_datastructures, pass_fixup_cfg): Make non-static.
10265 * tree-pretty-print.c: Include tree-pass.h.
10266 * cgraph.c: Include tree-dump.h.
10268 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
10270 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
10271 Only fall back to saying it points to readonly memory if
10272 we can't do better.
10274 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10276 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
10277 * config/m32r/m32r.c (m32r_compute_frame_size,
10278 m32r_expand_prologue): Take current_function_profile into
10279 account whenever we reference
10280 current_function_uses_pic_offset_table.
10281 (m32r_finalize_pic): Remove.
10282 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
10284 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
10286 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
10287 instead of $<. Don't remove ./as if it already exists.
10289 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10292 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
10293 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
10294 for complex modes when generating code for PA 1.0.
10295 (VALID_FP_MODE_P): New macro.
10296 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
10297 sets for all general and floating point modes. Align wide floating
10298 point modes to even register boundaries to comply with architectural
10300 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
10301 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
10302 (VALID_FP_MODE_P): New macro.
10303 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
10304 sets for all general and floating point modes. Align wide floating
10305 point modes to even register boundaries to comply with architectural
10308 2005-07-04 Diego Novillo <dnovillo@redhat.com>
10310 * tree-dump.c (dump_files): Initialize dump number for .cgraph
10313 2005-07-04 Diego Novillo <dnovillo@redhat.com>
10315 * tree-ssa-structalias.c: Don't include expr.h.
10317 2005-07-04 Diego Novillo <dnovillo@redhat.com>
10319 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
10322 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
10324 Fix PR tree-optimization/22279
10326 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
10329 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
10331 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
10333 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
10335 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
10336 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
10337 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
10338 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
10339 config/stormy16/stormy16.c, config/v850/v850.c,
10340 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
10341 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
10342 Avoid "." or "\n" at end of diagnostics and capital letters at
10343 start of diagnostics.
10344 * combine.c, cse.c: Don't translate dump file output.
10345 * toplev.c (print_version): Only translate output if going to
10348 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
10350 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
10351 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
10354 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10356 * pa.c (fix_range): Fix typo in comment.
10358 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
10360 * tree-vrp.c (extract_range_from_assert): Replace
10361 fold (build (...)) with fold_build2.
10363 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10365 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
10366 gcc_gfc_char_table, init_dynamic_gfc_info): New.
10367 (format_types_orig, handle_format_attribute): Add support for
10370 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
10372 * varasm.c (assemble_variable): Fix format specifier thinko.
10374 2005-07-03 Ira Rosen <irar@il.ibm.com>
10376 PR tree-optimization/22029 (and 22135)
10377 * tree-pretty-print.c (dump_generic_node): Check that the node is not
10378 a phi node before calling dump_vops.
10380 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
10382 * tree-dump.h (dump_string_field): Declare.
10383 * tree-dump.c: Use it instead of dump_string.
10384 (dump_string_field): Make non-static.
10386 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
10388 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
10389 up the minimal CFG stuff always when optimize > 0. Call
10390 split_all_insns_noflow in PIC case if needed.
10392 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
10393 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
10396 * c-decl.c (c_write_global_declarations): Dump contents of
10398 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
10399 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
10400 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
10401 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
10404 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
10406 * c-common.h (GCC_DIAG_STYLE): Define.
10407 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
10408 version for format checking to 4.1.
10409 * c-format.c: Include toplev.h after c-common.h.
10410 (enum format_type): Add gcc_tdiag_format_type.
10411 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
10412 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
10413 (format_types_orig): Add gcc_tdiag.
10414 (init_dynamic_diag_info): Support gcc_tdiag formats.
10415 (handle_format_attribute): Likewise.
10416 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
10417 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
10418 version for format checking to 4.1.
10419 (warning0, warning, error, pedwarn, sorry): Use
10420 ATTRIBUTE_GCC_DIAG.
10421 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
10422 (finish_aliases_1): Do not use %qE.
10423 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
10424 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
10425 Correct format bugs.
10426 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
10427 parameter to unsigned HOST_WIDE_INT.
10428 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
10430 2005-07-02 David Edelsohn <edelsohn@gnu.org>
10432 PR middle-end/21742
10433 * expr.c (write_complex_part): Use adjust_address for MEM.
10434 (read_complex_part): Same.
10436 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
10438 Fix PR tree-optimization/22280
10440 * tree-sra.c (generate_element_init): Remove useless loop.
10442 2005-07-02 Richard Henderson <rth@redhat.com>
10444 * config/alpha/alpha.c (alpha_legitimize_address): Check for
10446 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
10448 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
10450 PR middle-end/14490
10451 * fold-const.c (fold_binary): Handle the return value of
10452 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
10453 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
10455 2005-07-02 Jeff Law <law@redhat.com>
10457 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
10458 a eliminate type conversion which feeds an equality comparison
10459 if the original type or either operand in the comparison is a
10462 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
10464 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
10465 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
10467 * config/avr/avr.c: Do not use '`' as left quote.
10468 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
10469 Remove "." from end of diagnostics. Make diagnostics start with
10472 2005-07-02 Zack Weinberg <zack@codesourcery.com>
10473 Joseph S. Myers <joseph@codesourcery.com>
10475 * toplev.c (default_tree_printer): Handle setting location with
10477 * c-objc.common.c (c_tree_printer): Likewise.
10478 * c-format.c (gcc_diag_flag_specs): Add '+'.
10479 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
10480 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
10482 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
10483 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
10484 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
10485 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
10486 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
10487 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
10488 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
10489 format arguments where %J is used without %D.
10491 2005-07-02 Jakub Jelinek <jakub@redhat.com>
10493 * gcc.c (LINK_SSP_SPEC): Define.
10494 (link_ssp_spec): New variable.
10495 (LINK_COMMAND_SPEC): Add %(link_ssp).
10496 (static_specs): Add link_ssp_spec.
10497 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
10498 * configure: Rebuilt.
10499 * config.in: Rebuilt.
10501 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
10502 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
10503 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
10504 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
10505 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
10506 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
10507 -0x7008(2) instead of reading __stack_chk_guard variable.
10508 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
10510 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
10511 (stack_protect_set, stack_protect_test): Use *_tls* patterns
10512 if TARGET_THREAD_SSP_OFFSET is defined.
10513 (stack_tls_protect_set_si, stack_tls_protect_set_di,
10514 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
10517 2005-06-27 Richard Henderson <rth@redhat.com>
10518 * libgcc-std.ver (GCC_4.1.0): New.
10519 * libgcc.h (__stack_chk_guard): Declare.
10520 (__stack_chk_fail, __stack_chk_fail_local): Declare.
10521 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
10522 * mklibgcc.in (lib2funcs): Add them.
10524 2005-07-01 Richard Henderson <rth@redhat.com>
10526 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
10527 void * before struct sigcontext *.
10528 (x86_fallback_frame_state): Likewise.
10530 2005-07-01 James E. Wilson <wilson@specifixinc.com>
10532 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
10534 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
10537 * tree-ssa-reassoc.c (should_transpose): Fix which operand
10538 we check for SSA_NAME for.
10540 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
10542 Fix PR tree-optimization/22071
10544 * tree-ssa-structalias.c (offset_overlaps_with_access): New
10546 (get_constraint_for_component_ref): Use it.
10548 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
10551 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
10552 print out the last new line.
10554 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
10556 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
10557 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
10558 * config/cris/cris.c (cris_conditional_register_usage): Adjust
10559 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
10560 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
10561 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
10562 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
10563 (enum reg_class): New member CC0_REGS.
10564 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
10565 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
10566 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
10567 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
10568 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
10569 Adjust for register now described.
10571 2005-07-01 Jakub Jelinek <jakub@redhat.com>
10574 * config/i386/i386.md (stack_protect_test_si,
10575 stack_protect_test_di): Add earlyclobber for scratch 3.
10576 * config/rs6000/rs6000.md (stack_protect_testsi,
10577 stack_protect_testdi): Add earlyclobber for scratch 3,
10578 remove earlyclobber from scratch 4.
10580 Older entries for 2005 can be found in ChangeLog-2005.