1 2004-08-12 Jakub Jelinek <jakub@redhat.com>
4 * output.h (default_function_rodata_section,
5 default_no_function_rodata_section): New prototypes.
6 * target.h (struct gcc_target): Add asm_out.function_rodata_section.
7 * target-def.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
8 (TARGET_ASM_OUT): Add it.
9 * varasm.c (default_function_rodata_section,
10 default_no_function_rodata_section): New functions.
11 * final.c (final_scan_insn): Call
12 targetm.asm_out.function_rodata_section instead of
13 readonly_data_section.
14 * config/darwin.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
15 * config/mcore/mcore.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
16 * config/ip2k/ip2k.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
17 * config/rs6000/xcoff.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
19 * config/alpha/alpha.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
20 * config/i386/cygming.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
22 * config/i386/i386-interix.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
24 * config/arm/pe.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
25 * config/avr/avr.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
26 * doc/tm.texi (TARGET_ASM_FUNCTION_RODATA_SECTION): Document.
28 2004-08-12 Paul Brook <paul@codesourcery.com>
30 * dwarf2out.h (dwarf2out_frame_finish): Conditionalize outputting eh
32 * doc/tm.texi: Document interaction between TARGET_UNWIND_INFO and
35 2004-08-12 Ben Elliston <bje@au.ibm.com>
38 * config/rs6000/altivec.h: Change vector to __vector throughout.
39 (Except for the `vector' macro itself).
41 2004-08-12 Zack Weinberg <zack@codesourcery.com>
43 * genpreds.c: Add capability to generate predicate bodies as
44 well as function prototypes. Write function prototypes for
45 the generic predicates too.
46 (process_define_predicate, write_tm_preds_h, write_insn_preds_c)
47 (write_predicate_subfunction, mark_mode_tests, add_mode_tests)
48 (write_match_code, write_predicate_expr, write_one_predicate_function)
49 (parse_option): New functions.
50 (output_predicate_decls): Delete.
51 (main): Read the machine description, process DEFINE_PREDICATE or
52 DEFINE_SPECIAL_PREDICATE patterns, write tm-preds.h or insn-preds.c
55 * genrecog.c (struct decision_test): Replace index with
56 struct pred_data pointer.
57 (next_index): Remove, unused.
58 (pred_table, preds, special_mode_pred_table): Delete.
59 (compute_predicate_codes, process_define_predicate): New functions.
60 (validate_pattern, add_to_sequence, write_switch): Update for
62 (main): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
63 Check both error_count and have_error.
65 * gensupport.c (in_fname, first_predicate): New globals.
66 (define_pred_queue, define_pred_tail): New RTL-pattern queue.
67 (predicate_table, last_predicate, old_pred_table)
68 (old_special_pred_table): New statics.
69 (hash_struct_pred_data, eq_struct_pred_data, lookup_predicate)
70 (add_predicate, init_predicate_table): New functions.
71 (process_rtx): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
72 (init_md_reader_args_cb): Use the global in_fname. No need to zero
73 it or max_include_len. Call init_predicate_table.
74 (read_rtx): Run the predicate queue after the attribute queue
75 but before all the others.
76 * gensupport.h (in_fname, struct pred_data, first_predicate)
77 (lookup_predicate, add_predicate, FOR_ALL_PREDICATES): Declare.
78 * rtl.def (MATCH_CODE, MATCH_TEST, DEFINE_PREDICATE)
79 (DEFINE_SPECIAL_PREDICATE): New RTL codes.
80 * dummy-conditions.c: Don't include bconfig.h, system.h,
81 coretypes.h, tm.h, or system.h. Do include stddef.h.
82 Duplicate declaration of struct c_test from gensupport.h.
84 * Makefile.in (OBJS-common): Add insn-preds.o.
85 (STAGESTUFF, .PRECIOUS): Add insn-preds.c.
86 (insn-preds.c, insn-preds.o): New rules.
87 (s-preds): Also generate insn-preds.c.
88 (dummy-conditions.o, genpreds$(build_exeext), genpreds.o):
90 (print-rtl.o, print-rtl1.o): Correct dependencies.
92 * recog.h: Delete prototypes of predicate functions.
94 * doc/md.texi (Predicates): New section with complete
95 documentation of operand/operator predicates. Remove some
96 incomplete documentation of predicates from other places.
97 * doc/tm.texi (Misc): Move SPECIAL_MODE_PREDICATES next to
98 PREDICATE_CODES; indicate that both are deprecated in favor
99 of define_predicate/define_special_predicate.
101 * config/ia64/ia64.c: All predicate function definitions moved
103 (small_addr_symbolic_operand, tls_symbolic_operand): Delete.
104 (ia64_expand_load_address, ia64_expand_move):
105 Check SYMBOL_REF_TLS_MODEL directly, don't use tls_symbolic_operand.
107 * config/ia64/ia64.md: All predicates now defined here.
108 (symbolic_operand): Is now a special predicate.
110 * config/ia64/ia64.h: Declare ia64_section_threshold.
111 (PREDICATE_CODES): Delete.
113 2004-08-12 Richard Henderson <rth@redhat.com>
115 * c-common.h (STATEMENT_LIST_HAS_LABEL): New.
116 * c-semantics.c (add_stmt): Set it.
117 * c-decl.c (finish_decl): Use it to create a new BIND_EXPR
118 before instantiating a variable sized type.
120 2004-08-12 Richard Henderson <rth@redhat.com>
122 * stor-layout.c (round_up, round_down): Move ...
123 * fold-const.c (round_up, round_down): ... here. Use
124 multiple_of_p to avoid any arithmetic at all.
126 2004-08-12 Richard Henderson <rth@redhat.com>
128 * gimplify.c (struct gimplify_init_ctor_preeval_data): New.
129 (gimplify_init_ctor_preeval_1): New.
130 (gimplify_init_ctor_preeval): New.
131 (gimplify_init_ctor_eval): New.
132 (gimplify_init_constructor): Use them. Always gimplify the LHS
135 2004-08-12 Ziemowit Laski <zlaski@apple.com>
137 (This patch is part of merge of objc-improvements-branch
140 * doc/frontends.texi: Mention Objective-C++ in addition to
142 * doc/install.texi: Add 'obj-c++' to list of configurable
144 * doc/invoke.texi: Rename Objective-C option headings to
145 indicate they also apply to Objective-C++. List file
146 extensions for Objective-C++ sources. Mention that
147 ObjC and ObjC++ compilations may also use C and C++ options,
148 respectively. Point users to doc/standards.texi for
149 further info on ObjC and ObjC++.
150 * doc/sourcebuild.texi: Mention the objcp/ directory and
151 the Objective-C++ sources it contains.
152 * doc/standards.texi: Update link to Apple ObjC site;
153 add link to gcc readings.html WWW doc.
155 2004-08-12 Alan Modra <amodra@bigpond.net.au>
157 * config/rs6000/rs6000.c (function_arg_padding): Revert 2004-07-28
158 and 2004-07-14 changes.
160 2004-08-12 Paul Brook <paul@codesourcery.com>
162 * doc/invoke.texi: Fix typo.
164 2004-08-11 Devang Patel <dpatel@apple.com>
166 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -dead_strip
167 and -no_dead_strip_inits_and_terms.
169 * doc/invoke.texi (Darwin Options): Document -dead_strip and
170 -no_dead_strip_inits_and_terms.
172 2004-08-11 Paul Brook <paul@codesourcery.com>
174 * config/arm/arm-protos.h (arm_finalize_pic) Rename ...
175 (arm_load_pic_register): ... to this.
176 * config/arm/arm.c (arm_finalize_pic): Rename ...
177 (arm_load_pic_register): ... to this. Always output insns at the
178 current location. Load via low reg in thumb mode.
179 (arm_expand_prologue): Call arm_load_pic_register.
180 (thumb_expand_prologue): Ditto.
181 * config/arm/arm.h (FINALIZE_PIC): Remove.
182 * config/arm/arm.md (builtin_setjmp_receiver): Call
183 arm_load_pic_register.
185 2004-08-11 Paul Brook <paul@codesourcery.com>
187 * arm.c (thumb_force_lr_save): Add prototype.
188 (thumb_compute_save_reg_mask): New function.
189 (thumb_find_work_register): New function.
190 (arm_get_frame_offsets): Use thumb_compute_save_reg_mask.
191 (thumb_unexpanded_epilogue): Ditto. Remove redundant code.
192 Don't clobber r3 when removing pretend args.
193 (thumb_expand_prologue): Use thumb_compute_save_reg_mask.
194 (thumb_output_function_prologue): Use new functions.
195 (thumb_set_return_address): Use thumb_compute_save_reg_mask.
196 * arm.h (THUMB_REG_PUSHED_P): Remove.
198 2004-08-11 James E Wilson <wilson@specifixinc.com>
200 PR rtl-optimization/16490
201 * cfgrtl.c (cfg_layout_split_edge): Set global_live_at_start and
202 global_live_at_end for new basic block if already set for other blocks.
204 2004-08-11 David Edelsohn <edelsohn@gnu.org>
206 * config/rs6000/rs6000.h (MAX_FIXED_MODE_SIZE): Define.
208 * config/rs6000/rs6000.md (mfcr rlwinm patterns): Set length to 8.
209 (mfcr rlwinm rlwinm patterns): Set length to 12.
211 2004-08-11 Andrew MacLeod <amacleod@redhat.com>
213 * tree-flow-inline.h (get_def_ops, get_use_ops, get_v_may_def_ops,
214 get_vuse_ops,get_v_must_def_ops): Add operand structure reference.
215 (get_v_may_def_result_ptr, get_v_may_def_op_ptr): New access struct.
216 (start_ssa_stmt_operands): Delete.
217 * tree-flow.h (struct stmt_ann_d): Replace operand vectors with new
218 struct stmt_operands_d.
219 (build_ssa_operands): New extern entry point.
220 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove operand
221 building code, replace with create_ssa_artficial_load_stmt().
222 * tree-ssa-operands.c (struct voperands_d): Delete.
223 (allocate_v_may_def_optype): Allocate v_may_def_operand_type_t vector.
224 (allocate_v_must_def_optype): Use sizeof (tree), not sizeof (tree *).
225 (free_uses, free_defs, free_vuses, free_v_may_defs,
226 free_v_must_defs): Remove dealloc parameter.
227 (remove_vuses, remove_v_may_def, remove_v_must_defs): Delete.
228 (finalize_ssa_defs, finalize_ssa_uses, finalize_ssa_v_may_defs,
229 finalize_ssa_vuses, finalize_ssa_v_must_defs): Perform all operand
230 vector comparisons, ssa_name reuse, and allocations here.
231 (verify_start_operands): Delete.
232 (finalize_ssa_stmt_operands): Set new operands by calling finalize
234 (start_ssa_stmt_operands): Move from tree-flow-inline.h.
235 (append_def, append_usei): Simplify to simple accumulation.
236 (append_v_may_def, append_vuse, append_v_must_def): Simplify to avoiding
237 duplicates and simple accumulation.
238 (free_ssa_operands): Free vectors in a stmt_operand structure.
239 (build_ssa_operands): New. Create a new stmt_operand structure from
240 a stmt and an old set of stmt_operands.
241 (get_stmt_operands): Simplify and call build_ssa_operands.
242 (get_expr_operands, get_asm_expr_operands, get_indirect_ref_operands,
243 get_call_expr_operands, add_stmt_operand, add_call_clobber_ops,
244 add_call_read_ops): Don't pass prev_vops around anymore.
245 (note_addressable): Return if no stmt annotation.
246 (copy_virtual_operands): Access v_may_def operands through a struct.
247 (create_ssa_artficial_load_stmt): New. Create a load stmt for DOM's
248 hash tables without treating the stmt as a real stmt.
249 * tree-ssa-operands.h (struct v_may_def_operand_type): New. Access
250 v_may_def def and use through a struct instead of 2 array elements.
251 (struct v_may_def_optype_d): Use v_may_def_operand_type.
252 (struct stmt_operands_d): New. Struct for storing all operand vectors.
254 2004-08-11 Nick Clifton <nickc@redhat.com>
256 * config/arm/arm.c (arm_is_longcall_p): Update comment describing
257 this funciton's behaviour. Return true when the current function
258 has a section attribute and -mlong-calls is in effect.
259 * config/arm/arm.h (ARM_DECLARE_FUNCTION_SIZE): Do not set the
260 short-call marker when -mlong-calls is in effect and the function
261 has a section attribute.
263 2004-08-10 Zack Weinberg <zack@codesourcery.com>
265 * stmt.c (expand_return): If asked to return the RESULT_DECL,
266 just call expand_value_return on result_rtl.
268 2004-08-10 Richard Henderson <rth@redhat.com>
270 * builtins.def (BUILT_IN_STACK_ALLOC): Remove.
271 * builtins.c (expand_builtin) <BUILT_IN_STACK_ALLOC>: Remove.
272 * dwarf2out.c (loc_descriptor): Handle PARALLEL here ...
273 (add_location_or_const_value_attribute): ... not here. Use
274 loc_descriptor_from_tree if possible.
275 (loc_descriptor_from_tree_1): Rename from loc_descriptor_from_tree.
276 Simplify address handling. Handle DECL_VALUE_EXPR. Handle register
278 (loc_descriptor_from_tree): New. Update callers.
279 * expr.c (expand_var): Ignore DECL_VALUE_EXPR variables.
280 * gimplify.c (gimplify_decl_expr): Lower variable sized types to
281 pointer plus dereference. Set DECL_VALUE_EXPR. Set save_stack.
282 (gimplify_call_expr): Do not recognize BUILT_IN_STACK_ALLOC
283 and BUILT_IN_STACK_RESTORE.
284 (gimplify_expr): Lower DECL_VALUE_EXPR decls.
285 * stmt.c (expand_stack_alloc): Remove.
286 * tree-mudflap.c (mx_register_decls): Don't look for
287 BUILT_IN_STACK_ALLOC.
288 * tree-nested.c (convert_local_reference): Likewise.
289 * tree.h (DECL_VALUE_EXPR): New.
291 2004-08-10 Richard Henderson <rth@redhat.com>
293 * stor-layout.c (round_up): Check for 0/1 before dividing.
294 (round_down): Likewise.
296 * tree-tailcall.c (suitable_for_tail_opt_p): Also check DECL_EXTERNAL.
298 2004-08-09 Mark Mitchell <mark@codesourcery.com>
300 * config.gcc (arm*-*-eabi*): New target.
301 * defaults.h (TARGET_LIBGCC_FUNCS): New macro.
302 (TARGET_LIB_INT_CMP_BIASED): Likewise.
303 * expmed.c (expand_divmod): Try a two-valued divmod function as a
305 * gthr.h: Remove bogus tokens at end of #pragma.
306 * optabs.c (expand_twoval_binop_libfunc): New function.
307 (prepare_cmp_insn): Handle the !TARGET_LIB_INT_CMP_BIASED case.
308 (prepare_float_lib_cmp): Try reversing the condition.
309 (debug_optab_libfuncs): New function.
310 * optabs.h (expand_twoval_binop_libfunc): Declare.
311 * config/arm/arm.c (arm_init_libfuncs): New function.
312 (arm_compute_initial_eliminatino_offset): Return HOST_WIDE_INT.
313 (TARGET_INIT_LIBFUNCS): Define it.
314 * config/arm/arm.h (TARGET_BPABI): New macro.
315 * config/arm/arm-protos.h
316 (arm_compute_initial_elimination_offset): Return HOST_WIDE_INT.
317 * config/arm/bpabi.S: New file.
318 * config/arm/bpabi.c: Likewise.
319 * config/arm/bpabi.h: Likewise.
320 * config/arm/ieee754-df.S (__aeabi_dneg): New function or alias.
321 (__aeabi_drsub): Likewise.
322 (__aeabi_dsub): Likewise.
323 (__aeabi_dadd): Likewise.
324 (__aeabi_ui2d): Likewise.
325 (__aeabi_i2d): Likewise.
326 (__aeabi_f2d): Likewise.
327 (__aeabi_dmul): Likewise.
328 (__aeabi_ddiv): Likewise.
329 (__aeabi_cdrcmple): Likewise.
330 (__aeabi_cdcmpeq): Likewise.
331 (__aeabi_cdcmple): Likewise.
332 (__aeabi_dcmpeq): Likewise.
333 (__aeabi_dcmplt): Likewise.
334 (__aeabi_dcmple): Likewise.
335 (__aeabi_dcmpge): Likewise.
336 (__aeabi_dcmpgt): Likewise.
337 (__aeabi_dcmpun): Likewise.
338 (__aeabi_d2iz): Likewise.
339 (__aeabi_d2uiz): Likewise.
340 (__aeabi_d2f): Likewise.
341 * config/arm/ieee754-sf.S (__aeabi_fneg): New function or alias.
342 (__aeabi_frsub): Likewise.
343 (__aeabi_fsub): Likewise.
344 (__aeabi_fadd): Likewise.
345 (__aeabi_ui2f): Likewise.
346 (__aeabi_i2f): Likewise.
347 (__aeabi_fmul): Likewise.
348 (__aeabi_fdiv): Likewise.
349 (__aeabi_cfrcmple): Likewise.
350 (__aeabi_cfcmpeq): Likewise.
351 (__aeabi_cfcmple): Likewise.
352 (__aeabi_fcmpeq): Likewise.
353 (__aeabi_fcmplt): Likewise.
354 (__aeabi_fcmple): Likewise.
355 (__aeabi_fcmpge): Likewise.
356 (__aeabi_fcmpgt): Likewise.
357 (__aeabi_fcmpun): Likewise.
358 (__aeabi_f2iz): Likewise.
359 (__aeabi_f2uiz): Likewise.
360 * config/arm/lib1funcs.asm (ARM_CALL): New macro.
361 (__aeabi_uidivmod): New function or alias.
362 (__aeabi_idivmod): Likewise.
363 (__aeabi_idiv0): Likewise.
364 (__aeabi_ldiv0): Likewise.
365 (__aeabi_llsr): Likewise.
366 (__aeabi_lasr): Likewise.
367 (__aeabi_llsl): Likewise.
368 (bpabi.S): Include it.
369 * config/arm/libgcc-bpabi.ver: New file.
370 * config/arm/symbian.h (ARM_DEFAULT_ABI): Remove.
372 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add __aeabi_lcmp and
374 * config/arm/t-bpabi: New file.
375 * doc/tm.texi (TARGET_LIBGCC_FUNCS): New entry.
376 (TARGET_LIB_INT_CMP_BIASED): Likewise.
378 2004-08-10 David Edelsohn <edelsohn@gnu.org>
380 * config/rs6000/rs6000-protos.h (expand_block_clear): Declare.
381 * config/rs6000/rs6000.md (clrmemsi): New pattern.
382 * config/rs6000/rs6000.c (expand_block_clear): New function.
383 (expand_block_move): Convert alignment to bits. Use SImode and
384 HImode for unaligned addresses if not STRICT_ALIGNMENT.
386 2004-08-10 Caroline Tice <ctice@apple.com>
388 * varasm.c (unlikely_section_label): New global variable.
389 (unlikely_text_section_name): New global variable.
390 (text_section): Remove alignment statement.
391 (unlikely_text_section): Remove alignment statement; use
392 unlikely_section_label rather than hard-coded string.
393 (assemble_start_function): Initialize unlikely_section_label and
394 unlikely_text_section_name; make sure cold section is properly
395 aligned at start of function; output unlikely_section_label if
398 2004-08-10 Ulrich Weigand <uweigand@de.ibm.com>
400 * config/s390/s390-protos.h (s390_canonicalize_comparison): Declare.
401 * config/s390/s390.c (s390_canonicalize_comparison): New function.
402 * config/s390/s390.h (CANONICALIZE_COMPARISON): Define.
403 * config/s390/s390.md ("*tmdi_ext", "*tmsi_ext", "*tmqisi_ext",
404 "*tmqidi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem"): Remove.
405 ("*tmqi_mem"): Remove SUBREG from pattern.
406 ("*anddi3_cconly"): Prevent accidentally matching TM pattern.
407 ("*andsi3_cconly"): Likewise.
409 2004-08-10 H.J. Lu <hongjiu.lu@intel.com>
412 * config/i386/i386.md (*strsetdi_rex_1): Use DI instead of SI.
414 2004-08-10 Janis Johnson <janis187@us.ibm.com>
416 * doc/sourcebuild.texi (compat testing): Document available test
417 framework commands. Use the preferred spelling of DejaGnu.
419 2004-08-10 Daniel Berlin <dberlin@dberlin.org>
421 * lambda.h: Add matrix type, and prototypes for remainder of
422 matrix and vector functions.
423 (lambda_vector_mult_const): New function.
424 (lambda_vector_negate): Ditto.
425 (lambda_vector_add): Ditto.
426 (lambda_vector_add_mc): Ditto.
427 (lambda_vector_copy): Ditto.
428 (lambda_vector_zerop): Ditto.
429 (lambda_vector_equal): Ditto.
430 (lambda_vector_min_nz): Ditto.
431 (lambda_vector_first_nz): Ditto.
432 (lambda_vector_matrix_mult): Ditto.
433 * lambda-mat.c: New file.
434 * Makefile.in (lambda-mat.o): New.
436 2004-08-10 Andrew MacLeod <amacleod@redhat.com>
438 * tree-cfg.c (bsi_insert_before, bsi_insert_after): Call modify_stmt
439 after linking stmt into the program.
440 (bsi_remove): Don't call modify_stmt.
441 * tree-complex.c (update_complex_assignment,
442 expand_complex_comparison): Call modify_stmt after changing the stmt.
443 * tree-outof-ssa.c (rewrite_trees): Call modify_stmt only if not
445 * tree-ssa-ccp.c (substitute_and_fold): Call modify_stmt after changing
446 the stmt, and only if needed.
447 * tree-ssa-dom.c (thread_across_edge): Pass no annotation for a dummy
449 (simplify_rhs_and_lookup_avail_expr): Don't take an annotation param.
450 (simplify_cond_and_lookup_avail_expr): Use modify_stmt.
451 (simplify_switch_and_lookup_avail_expr): Don't take an annotation param.
452 (eliminate_redundant_computations): Don't pass an annotation. Call
453 modify_stmt rather than setting the annotation directly.
454 (record_equivalences_from_stmt): Remove unused local 'j'.
455 (cprop_operand): Take a stmt rather than an annotation as a parameter.
457 (cprop_into_stmt): Pass stmt rather than annotation.
458 (update_rhs_and_lookup_avail_expr): Call modify_stmt.
459 * tree-ssa-loop-im.c (schedule_sm): Call get_stmt_ann rather than
461 * tree-ssa.c (propagate_into_addr): Dont call modify_stmt.
463 2004-08-10 Jason Merrill <jason@redhat.com>
466 * function.c (expand_function_start): Handle DECL_BY_REFERENCE on
469 2004-08-10 Geoffrey Keating <geoffk@apple.com>
471 * tree-vn.c (val_expr_pair_expr_eq): Compare vuses, to match the
474 2004-08-10 Roger Sayle <roger@eyesopen.com>
476 * config/mips/mips.md: New reciprocal square root patterns that
477 match sqrt(1.0/x) in addition to the existing 1.0/sqrt(x) insns.
479 2004-08-10 Paul Brook <paul@codesourcery.com>
481 * config/arm/arm-protos.h (arm_set_return_address,
482 thumb_set_return_address): Add prototypes.
483 * config/arm/arm.h (ARM_FT_EXCEPTION_HANDLER): Remove.
484 * config/arm/arm.c (arm_compute_func_type,
485 use_return_insn, arm_compute_save_reg0_reg12_mask,
486 arm_compute_save_reg_mask, arm_output_function_prologue,
487 arm_output_epilogue): Replace ARM_FT_EXCEPTION_HANDLER with
488 current_function_calls_eh_return.
489 (thumb_exit, thumb_pushpop, thumb_unexpanded_epilogue): Replace
491 (arm_set_return_address, thumb_set_return_address): New functions.
492 * config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS, DWARF2_UNWIND_INFO,
493 ARM_EH_STACKADJ_REGNUM, EH_RETURN_STACKADJ_RTX): Define.
494 * config/arm/arm.md (VUNSPEC_EH_RETURN): Add.
495 (epilogue): Use the stackadj register.
496 (eh_return, arm_eh_return, thumb_eh_return): New pattern.
498 2004-08-10 Jakub Jelinek <jakub@redhat.com>
501 * expr.c (move_by_pieces_ninsns): Add max_size argument.
502 (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1 to it.
503 (CLEAR_BY_PIECES_P): Pass STORE_MAX_PIECES + 1 to it.
504 (STORE_BY_PIECES_P): Define similarly to CLEAR_BY_PIECES_P,
505 but using MOVE_RATIO.
506 (move_by_pieces): Pass max_size to move_by_pieces_ninsns.
507 (can_store_by_pieces): Change max_size type to unsigned int.
508 (store_by_pieces_1): Likewise. Pass max_size to
509 move_by_pieces_ninsns.
510 * config/s390/s390.h (STORE_BY_PIECES_P): Define.
511 * config/sh/sh.c (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1
512 to move_by_pieces_ninsns.
513 (STORE_BY_PIECES_P): Define.
514 * config/ns32k/ns32k.h (STORE_BY_PIECES_P): Pass STORE_MAX_PIECES + 1
515 to move_by_pieces_ninsns.
516 * doc/tm.texi (STORE_BY_PIECES_P): Document changed default.
518 * config/i386/i386.h (CLEAR_RATIO): Define.
520 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
522 * expr.c (expand_expr_real_1): Add back code that was not dead.
524 2004-08-09 Andrew Pinski <apinski@apple.com>
526 * c-common.c (c_common_get_alias_set): Set the aliasing set of the type
527 which is found to be compatible before returning the aliasing set.
529 2004-08-09 Daniel Jacobowitz <dan@debian.org>
531 * ggc-zone.c (struct alloc_zone): Add statistics counters.
532 (always_collect): New flag.
533 (ggc_alloc_zone_1): Update statistics support. Don't include
534 overhead in allocated counter.
535 (sweep_pages): Update allocated counter for large pages. Don'y
537 (ggc_collect_1): Always collect.
538 (ggc_collect): Honor always_collect flag. Sum all zones to decide
540 (SCALE, LABEL): New macros.
541 (ggc_print_statistics): Add statistics support.
543 2004-08-09 Roger Sayle <roger@eyesopen.com>
545 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap): Change type to bool.
546 (init_expmed): Fix potential overrun problem with "all.reg".
547 (expand_sdiv2_pow2): Add an alternate implementation for signed
548 division, if the target provides a suitable conditional move insn.
550 2004-08-09 Paul Brook <paul@codesourcery.com>
551 Richard Henderson <rth@redhat.com>
553 * unwind-dw2.c (uw_install_context_1): Update target saved stack
556 2004-08-09 Geoffrey Keating <geoffk@apple.com>
558 * ggc-common.c (ggc_rlimit_bound): Don't check RSS limit.
559 Check DATA limit only if there's no AS limit. Ignore insanely
561 (ggc_min_heapsize_heuristic): Don't divide AS or RSS limits by 8,
562 but take care that the AS limit isn't overrun.
563 * doc/invoke.texi: Update documentation of min-heapsize parameter.
565 2004-08-09 Jeff Law <law@redhat.com>
567 * Makefile.in (OBJC-common): Add tree-ssa-threadupdate.c
568 (tree-ssa-threadupdate.o): Add dependencies.
569 * tree-ssa-threadupdate.c: New file.
570 * tree-flow.h (incoming_edge_threaded): New flag in block annotation.
571 (rewrite_vars_out_of_ssa): Remove prototype.
572 (cleanup_tree_cfg): Returns a bool.
573 * tree.h (thread_through_all_blocks): Prototype.
574 * tree-outof-ssa.c (SSANORM_*): Move into here.
575 (remove_ssa_form): Now static.
576 (rewrite_vars_out_of_ssa): Kill.
577 * tree-ssa-live.c (register_ssa_partitions_for_vars): Kill.
578 * tree-ssa-live.h (SSANORM_*): Moved into tree-outof-ssa.c.
579 (remove_ssa_form, register_partitions_for_vars): Kill declarations.
580 * tree-cfg.c (cleanup_tree_cfg): Return a value indicating if
581 anything was changed.
582 * tree-phinodes.c (add_phi_arg): Get the block for the PHI
583 from the PHI's annotation rather than the edge associated with
585 * tree-ssa-dom.c (redirection_edges): Kill.
586 (redirect_edges_and_update_ssa_graph): Kill.
587 (tree_ssa_dominator_optimize): Do not reset forwardable flag
588 for blocks anymore. Do not initialize redirection_edges.
589 Call thread_through_all_blocks. Simplify code for cleanup
590 of the CFG and iterating. No longer call cleanup_tree_cfg
591 outside the iteration loop.
592 (thread_across_edge): No longer mess with forwardable blocks.
594 2004-08-09 Zack Weinberg <zack@codesourcery.com>
596 * explow.c (memory_address): Use memory_address_p.
597 * recog.c (general_operand): Likewise.
598 * regrename.c: No need to define REG_OK_STRICT.
600 2004-08-09 Steven Bosscher <stevenb@suse.de>
602 * timevar.def (TV_CPROP1, TV_CPROP2, TV_PRE, TV_HOIST, TV_LSM):
604 * gcse.c: Include timevar.h.
605 (const_prop_count, copy_prop_count): Rename to global_const_prop_count
606 and global_copy_prop_count.
607 (local_const_prop_count, local_copy_prop_count): New static globals.
608 (gcse_main): Set the right timevar for each pass.
609 (cprop_jump): Increment global_const_prop_count when a constant is
610 propagated. Add "GLOBAL" to dump output.
611 (cprop_insn): Increment global_const_prop_count when a constant is
612 propagated, or global_copy_prop_count when a copy is propagated.
613 (do_local_cprop): Likewise for local_const_prop_count and
614 local_copy_prop_count.
615 (one_cprop_pass): Initialize const/cprop counters to zero.
616 Print out results of local and global const/cprop separately.
617 (bypass_block): Break over-length line.
618 * Makefile.in (gcse.o): Add TIMEVAR_H dependency. Fix dependencies
619 for bb-reorder.o and tracer.o.
621 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
623 * Makefile.in (GTFILES): Remove stmt.c
624 (stmt.o): Do not depend on gt-stmt.h.
625 * emit-rtl.c (emit_line_note): Do not call
626 set_file_and_line_for_stmt.
627 * expr.c (expand_expr_real_1) <SWITCH_EXPR>: Let expand_case
629 * function.c (free_after_parsing): Do not free STMT field.
630 (allocate_struct_function): Do not call init_stmt_for_function.
631 (assign_stack_temp_for_type): Do not accept values of keep
633 (init_temp_slots): Do not initialize removed variables.
634 * function.h (struct function): Remove STMT, X_TARGET_TEMP_SLOT_LEVEL
635 and X_VAR_TEMP_SLOT_LEVEL fields.
636 * rtl.h (set_file_and_line_for_stmt): Remove.
637 * stmt.c (struct nesting, ALLOC_NESTING, POPSTACK,
638 struct stmt_status, cond_stack, case_stack, nesting_stack,
639 nesting_depth, emit_locus, set_file_and_line_for_stmt,
640 same_case_target_p, init_stmt_for_function, emit_nop,
641 expand_start_cond, expand_start_elseif, expand_start_else,
642 expand_elseif, expand_end_cond): Remove.
643 (preserve_subexpressions_p): Remove references to CFUN->STMT.
644 (expand_start_case, expand_end_case_type): Remove, merge into...
645 (expand_case): ... this one, including other bits from
646 expand_expr_real_1. Inline same_case_target_p. Turn members
647 of CASE_STACK into local variables.
648 (emit_case_bit_tests): Inline same_case_target_p.
649 (add_case_node): Add HEAD argument, return new head of the list,
650 do not handle default label here.
651 * tree.h (expand_start_cond, expand_end_cond, expand_start_else,
652 expand_start_elseif, current_nesting_level, expand_start_case,
653 expand_end_case_type, expand_end_case, add_case_node,
654 init_stmt_for_function, expand_elseif): Remove prototypes.
655 (expand_case): Add prototype.
657 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
659 * expr.c (expand_expr_real_1): Use optab_for_tree_code.
661 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
663 * expr.c (var_rtx): Remove.
664 (expand_expr_real_1) <LOOP_EXPR, EXIT_EXPR,
665 LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR, TRUTH_ANDIF_EXPR,
666 TRUTH_ORIF_EXPR, COMPOUND_EXPR, CONJ_EXPR, INIT_EXPR>:
668 (expand_expr_real_1) <COND_EXPR>: Remove most special cases.
669 * optabs.c (emit_clr_insn, emit_0_to_1_insn): Remove.
670 * optabs.h (emit_clr_insn, emit_0_to_1_insn): Remove.
672 2004-08-08 Mostafa Hagog <mustafa@il.ibm.com>
673 Ayal Zaks <zaks@il.ibm.com>
675 * common.opt (freschedule-modulo-scheduled-loops): New flag.
676 * final.c (final_scan_insn): Handle NOTE_DISABLE_SCHED_OF_BLOCK.
677 * modulo-sched.c (sms_schedule): Emit a note to disable scheduling
678 when -freschedule-modulo-scheduled-loops flag is not specified.
679 (sms_schedule_by_order, ps_insn_advance_column, add_node_to_ps,
680 add_node_to_ps, ps_has_conflicts, ps_add_node_check_conflicts):
681 More accurate placing of insn in row of partial schedule.
682 (ps_insn_find_column): New function.
683 * rtl.h (NOTE_DISABLE_SCHED_OF_BLOCK): New note.
684 * sched-rgn.c (sched_is_disabled_for_current_region_p): New.
685 (schedule_region): Use sched_is_disabled_for_current_region_p.
686 * docs/invoke.texi: Document -freschedule-modulo-scheduled-loops.
688 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
690 * config/i386/i386.c (ix86_expand_clrmem): Revert the last
693 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
695 * config/i386/i386.c (ix86_expand_clrmem): Properly call
696 gen_strset for 64bit target.
698 2004-08-07 Olivier Hainque <hainque@act-europe.fr>
700 * config/vxworks.h (HANDLE_SYSV_PRAGMA): Remove definition.
702 2004-08-07 Jason Merrill <jason@redhat.com>
704 Make return in memory explicit.
705 * function.c (aggregate_value_p): Check DECL_BY_REFERENCE.
706 (assign_parm_find_data_types): Remove code for old front end
707 invisible reference handling.
708 (assign_parms): Handle DECL_BY_REFERENCE on the RESULT_DECL.
709 (expand_function_end): Likewise.
710 * gimplify.c (gimplify_return_expr): Handle a dereferenced
712 * tree-inline.c (copy_body_r): Don't bother looking for &* anymore.
713 (declare_return_variable): Handle DECL_BY_REFERENCE.
714 * cp/cp-gimplify.c (is_invisiref_parm): Also handle RESULT_DECL.
715 (cp_genericize_r): Use convert_from_reference.
716 Don't dereference a RESULT_DECL directly inside a RETURN_EXPR.
717 (cp_genericize): Handle the RESULT_DECL. Unset TREE_ADDRESSABLE.
719 * c-common.c (c_warn_unused_result): Check TREE_USED before
720 warning about a CALL_EXPR with an unused value.
722 2004-08-06 Mark Mitchell <mark@codesourcery.com>
724 * config/arm/symbian.h (CC1_SPEC): Avoid passing duplicate options
725 to the compiler. Use -fshort-wchar by default.
727 2004-08-06 Pat Haugen <pthaugen@us.ibm.com>
729 * params.def (PARAM_MIN_CROSSJUMP_INSNS): New.
730 * cfgcleanup.c (try_crossjump_to_edge): Add minimum insn match
732 * doc/invoke.texi (param): Document min-crossjump-insns.
734 2004-08-06 Richard Sandiford <rsandifo@redhat.com>
737 * c.opt (Wmissing-field-initializers): New option.
738 * c-opts.c (c_common_post_options): Make -Wextra turn it on by default.
739 * c-typeck.c (pop_init_level): Guard the missing field warning with
740 warn_missing_field_initializers rather than extra_warnings.
741 * doc/invoke.texi (-Wmissing-field-initializers): Document, moving
742 some of the explanation from...
743 (-Wextra): ...here. Say that the missing field warning can be
744 seperately controlled by -Wmissing-field-initializers.
746 2004-08-06 Paolo Bonzini <bonzini@gnu.org>
748 * expr.c (expand_expr_real_1) <ENTRY_VALUE_EXPR>: Remove.
749 * tree-inline.c (estimate_num_insns_1) <ENTRY_VALUE_EXPR>: Remove.
750 * tree-pretty-print.c (dump_generic_node) <ENTRY_VALUE_EXPR>: Remove.
751 * tree.def (ENTRY_VALUE_EXPR): Remove.
753 2004-08-06 Jakub Jelinek <jakub@redhat.com>
755 * config/i386/i386.c (ix86_expand_clrmem): Move gen_cld down to
756 the places where it is actually needed. Don't use repz; stosb
757 for -Os with sufficiently small constant sizes.
758 For sufficiently small repz; stos{l,q} repeat counts use a sequence
759 of stos{l,q} instructions instead.
761 2004-08-06 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
763 PR tree-optimization/16807
764 * loop-iv.c (dump_iv_info): Dump invariants correctly.
765 (iv_subreg, iv_extend): Express value of invariant purely in
768 2004-08-06 Mark Mitchell <mark@codesourcery.com>
770 * config/arm/symbian.h (CC1_SPEC): Add -fno-short-enums.
771 (CC1PLUS_SPEC): Define it to be the same as CC1_SPEC.
773 2004-08-06 Roman Zippel <zippel@linux-m68k.org>
775 * config/m68k/m68k.c (post_inc_operand,pre_dec_operand): New.
776 * config/m68k/m68k.h (PREDICATE_CODES): add post_inc_operand,
778 * config/m68k/m68k.md (zero_extend*2): delay the splitting of the
779 pattern until reload is finished to allow better code generation
780 and split them completely into separate instrunctions.
781 (*andsi3_split): New pattern.
783 2004-08-05 Mark Mitchell <mark@codesourcery.com>
785 * tree.c (handle_dll_attribute): Move here from i383/winnt.c.
786 Replace use of DECL_INLINE with DECL_DECLARED_INLINE_P. Set
787 DECL_VISIBLITY. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
788 * tree.h (handle_dll_attribute): Declare. Test
789 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
790 * c-common.h (c_determine_visibility): Declare.
791 * c-common.c (c_determine_visibility): New function.
792 * c-decl.c (finish_decl): Use it.
793 (finish_function): Likewise.
794 * defaults.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define it to
795 zero, by default. Use #if, not #ifdef, to test it.
796 * config/arm/arm.c (arm_attribute_table): Use
797 handle_dll_attribute. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with
799 * config/arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define to 1.
800 * config/i386/cygming.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
802 * config/i386/i386-protos.h (ix86_handle_dll_attribute): Remove.
803 * config/i386/i386.c (ix86_attribute_table): Use
804 handle_dll_attribute for dllimport/dllexport. Test
805 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
806 * config/i386/winnt.c (ix86_handle_dll_attribute): Remove.
807 * config/mcore/mcore.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
809 * config/mcore/mcore.c (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Test it
811 * config/sh/symbian-pre.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
813 * doc/extend.texi (dllexport): Clarify and correct documentation.
814 (dllimport): Likewise.
815 * doc/tm.texi (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Mention
816 handle_dll_attribute.
818 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
820 * tree-ssa-loop-manip.c: New file.
821 * Makefile.in (tree-ssa-loop-manip.o): Add.
822 * tree-flow.h (rewrite_into_loop_closed_ssa, verify_loop_closed_ssa):
824 * tree-ssa-loop.c (tree_loop_optimizer_init): Create loop closed ssa
826 (tree_ssa_loop_done): Verify loop closed ssa form.
827 * tree-ssa-loop-im.c (move_computations): Update loop closed ssa form.
829 2004-08-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
831 * pa.c (pa_asm_output_aligned_bss, pa_asm_output_aligned_common,
832 pa_asm_output_aligned_local): New functions.
833 * pa-protos.h: Add prototypes for pa_asm_output_aligned_bss,
834 pa_asm_output_aligned_common and pa_asm_output_aligned_local.
835 * pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON): Use
836 pa_asm_output_aligned_common.
837 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
838 * pa.h (ASM_OUTPUT_ALIGNED_BSS): New macro.
839 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
840 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
841 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): New macro.
842 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
843 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
844 * som.h (MAX_OFILE_ALIGNMENT): Provide maximum alignment of global
847 2004-08-05 Andrew Pinski <apinski@apple.com>
849 * objc/objc-act.c (build_objc_string_object): Mark the address
850 expression as constant.
852 2004-08-05 David Edelsohn <edelsohn@gnu.org>
854 * config/rs6000/rs6000.c (rs6000_rtx_costs): Fix mask_operand
855 and mask64_operand thinkos. Handle ZERO_EXTRACT. Handle
856 SIGN_EXTEND / ZERO_EXTEND of MEM. Handle rlwinm patterns.
858 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
860 * config/linux.h, config/i386/linux.h, config/sparc/linux.h:
861 Remove definitions conditioned on USE_GNULIBC_1 or conditioned
862 out, and associated obsolete comments.
864 2004-08-05 Nathan Sidwell <nathan@codesourcery.com>
866 * tree.h (force_fit_type): Return a tree, take three flags.
867 * fold-const.c (force_fit_type): Set TREE_OVERFLOW and
868 TREE_CONSTANT_OVERFLOW here.
869 (int_const_binop, const_binop): Adjust.
870 (size_int_type): Do sign extension here.
871 (fold_convert_const, optimize_bit_field_compare,
872 decode_field_reference, all_ones_mask_p, fold_div_compare, fold,
873 fold_negate_const, fold_abs_const, fold_not_const): Adjust.
874 * tree.c (size_in_bytes, int_fits_type_p): Adjust.
876 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
878 PR tree-optimization/16864
879 * tree-tailcall.c (eliminate_tail_call): Do not create phi nodes
880 for ssa names without default_def.
882 2004-08-05 Richard Sandiford <rsandifo@redhat.com>
884 * config/i386/i386.c (ix86_expand_prologue): If the function uses a
885 frame pointer, restore eax with an ebp-relative address.
887 2004-08-04 Geoffrey Keating <geoffk@apple.com>
890 * c-common.c (c_expand_decl): Don't special-case static VAR_DECLs.
891 * c-common.h (make_rtl_for_local_static): Delete.
892 * c-decl.c (shadow_tag_warned): Clean up comment.
893 (finish_decl): Clean up spacing. Use set_user_assembler_name when
894 appropriate. Don't pass asmspec to rest_of_decl_compilation.
895 * c-semantics.c (make_rtl_for_local_static): Delete.
896 * expr.c (init_block_move_fn): Use set_user_assembler_name.
897 (init_block_clear_fn): Likewise.
898 * passes.c (rest_of_decl_compilation): Remove asmspec parameter,
899 expect it to be in DECL_ASSEMBLER_NAME. Update callers in many files.
900 * toplev.h (rest_of_decl_compilation): Remove asmspec parameter.
901 * tree.h (make_decl_rtl): Remove second parameter.
902 (set_user_assembler_name): New.
903 * varasm.c (set_user_assembler_name): New.
904 (make_decl_rtl): Remove second parameter. Update callers in many
907 2004-08-05 Adam Nemet <anemet@lnxw.com>
909 * config.gcc (case i[34567]86-*-lynxos*): Update to LynxOS 4.0.
910 (case rs6000-*-lynxos*): Rename it to powerpc-*-lynxos*. Update
912 * gthr-lynx.h: New file.
913 * config/lynx-ng.h: Remove file.
914 * config/lynx.h: Update to LynxOS 4.0.
915 * config/t-lynx: New file.
916 * config/i386/lynx-ng.h: Remove file.
917 * config/i386/lynx.h: Update to LynxOS 4.0.
918 * config/rs6000/lynxbase.h: Remove file.
919 * config/rs6000/lynx.h: Update to LynxOS 4.0.
920 * config/rs6000/t-lynx: New file.
921 * doc/install.texi (Options specification): Remove reference to
922 LynxOS from systems where --with-gnu-as makes a difference.
924 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
926 * c-common.c (c_stddef_cpp_builtins): Define __INTMAX_TYPE__ and
928 * c-cppbuiltin.c (builtin_define_stdint_macros): New. Define
930 (c_cpp_builtins): Call it.
931 * doc/cpp.texi: Update.
933 2004-08-04 David Edelsohn <edelsohn@gnu.org>
935 * config/rs6000/rs6000.c (rs6000_rtx_costs): LABEL_REFs are zero
938 2004-08-04 Jan Hubicka <jh@suse.cz>
940 * basic-block.h (profile_staus): New global variable.
941 * cfg.c (profile_status): Declare.
942 (check_bb_profile): Break out from ....; use profile_status
943 (dump_flow_info): ... here.
944 * cfgbuild.c (find_basic_blocks): Set profile_status.
945 * cfgexpand.c (tree_expand_cfg): Likewise.
946 * predict.c (estimate_probability): Likewise.
947 * profile.c (branch_prob): Likewise.
948 * tree-cfg.c (build_tree_cfg): Likewise.
949 (dump_function_to_file): Use check_bb_profile.
950 * tree-pretty-print (dump_bb_header): Likewise.
951 * tree-profile.c (do_tree_profiling): Cleanup.
953 2004-08-04 Zack Weinberg <zack@codesourcery.com>
955 * Makefile.in (RTL_BASE_H, RTL_H): Correct.
956 (BUILD_RTL): Remove $(BUILD_PREFIX) from ggc-none.o.
957 (genobjs): Add errors.o, ggc-none.o, and min-insn-modes.o.
958 (read-rtl.o, gensupport.o, genconfig.o, genflags.o, gencodes.o)
959 (genconstants.o, genemit.o, genopinit.o, genrecog.o, genextract.o)
960 (genpeep.o, genattr.o, genattrtab.o, genautomata.o, genoutput.o)
961 (genconditions.o): Depend on $(RTL_BASE_H) not $(RTL_H).
962 (ggc-none.o, errors.o): Move rule to generators section;
963 correct dependencies.
964 (min-insn-modes.o): Move rule to generators section; remove
965 unnecessary explicit command; correct dependencies.
966 (print-rtl.o, print-rtl1.o): Correct dependencies.
967 ($(BUILD_PREFIX_1)errors.o. $(BUILD_PREFIX_1)ggc-none.o): Delete rule.
968 (mostlyclean): Update.
970 * errors.c: Include bconfig.h not config.h. Correct comment.
971 * gengtype.c, genpreds.c: Don't define NO_GENRTL_H.
972 * ggc-none.c: Include bconfig.h; not config.h or tm.h.
973 * print-rtl.c: Don't include tm_p.h.
975 * rtl.h: Move forward-decl of struct function down where it's
976 needed. Include genrtl.h #ifndef GENERATOR_FILE, not
977 #ifndef NO_GENRTL_H. Remove unnecessary #ifdef BUFSIZ statements.
979 2004-08-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
980 Jeff Law <law@redhat.com>
982 * tree-cfg.c (tree_duplicate_bb): Mark duplicated definitions.
983 * tree-flow.h (rewrite_ssa_into_ssa): Declaration changed.
984 * tree-into-ssa.c (rewrite_ssa_into_ssa): Use new interface to
985 manipulate the duplicated ssa names.
986 * tree-ssanames.c (ssa_names_to_rewrite): New variable.
987 (marked_for_rewrite_p, any_marked_for_rewrite_p, mark_for_rewrite,
988 unmark_all_for_rewrite, marked_ssa_names, release_ssa_name_force):
990 (release_ssa_name): Do not release ssa names that may have multiple
992 * tree.h (release_ssa_name_force, mark_for_rewrite,
993 unmark_all_for_rewrite, marked_for_rewrite_p, any_marked_for_rewrite_p,
994 marked_ssa_names): Declare.
995 * tree-ssa-loop-ch.c (mark_defs_for_rewrite): Remove.
996 (duplicate_blocks): Remove call to mark_defs_for_rewrite.
997 Update call to rewrite_ssa_into_ssa.
999 2004-08-04 Mark Mitchell <mark@codesourcery.com>
1001 * defaults.h (TARGET_DECLSPEC): New macro.
1002 * c-cppbuiltin.c (c_cpp_builtins): Handle TARGET_DECLSPEC.
1003 * config/arm/pe.h (SUBTARGET_CPP_SPEC): Remove __declspec support.
1004 * config/arm/symbian.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
1005 * config/i386/beof-elf.h (TARGET_OS_CPP_BUILTINS): Remove
1007 (TARGET_DECLSPEC): Define.
1008 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Remove
1010 * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS): Remove
1012 (TARGET_DECLSPEC): Define.
1013 * config/mcore/mcore.h (TARGET_CPU_CPP_BUILTINS): Remove
1015 * config/sh/symbian-pre.h (SUBTARGET_CPP_SPEC): Remove __declspec
1017 * doc/tm.texi (TARGET_DECLSPEC): Document.
1019 * doc/extend.texi: Fix typo in comment.
1021 2004-08-04 Paul Brook <paul@codesourcery.com>
1023 * target-def.h (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
1024 (TARGET_CXX): Use it.
1025 * target.h (struct gcc_target): Add cdtor_returns_this.
1026 * config/arm/arm.c (arm_cxx_cdtor_returns_this): New function.
1027 (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
1028 * doc/tm.texi: Document TARGET_CXX_CDTOR_RETURNS_THIS.
1030 2004-08-03 Nathan Sidwell <nathan@codesourcery.com>
1032 * c-lex.c (narrowest_unsigned_type, narrowest_signed_type): Take
1033 low/high pair. Do range checking directly.
1034 (interpret_integer): Adjust.
1036 2004-08-04 Nick Clifton <nickc@redhat.com>
1038 * config/sh/sh.h (TARGET_SWITCHES): Add no-renesas to select the
1040 * doc/invoke.texi: Document this new switch and also the -mrenesas
1043 2004-08-04 Nathan Sidwell <nathan@codesourcery.com>
1045 * cfglayout.c (insn_locators_initialize): Update the current
1046 location before initializing a location.
1048 2004-08-03 Zack Weinberg <zack@codesourcery.com>
1050 * dbxout.c (dbxout_function_decl): Always call dbxout_function_end.
1051 (dbxout_function_end): Return after emitting the "Lscope" symbol
1052 under the same conditions that this function formerly wasn't called.
1053 Add explanatory comments.
1056 * c-decl.c (record_builtin_type): Call debug_hooks->type_decl
1060 * dbxout.c (dbx_output_lbrac, dbx_output_rbrac): New
1061 functions, broken out of dbxout_block.
1062 (dbxout_block): The block at depth 0 should get LBRAC/RBRAC
1063 stabs too, if it contains symbols. Use the begin_label and
1064 the Lscope label (emitted by dbxout_function_end) for the
1065 range of this block.
1067 2004-08-03 Nathanael Nerode <neroden@gcc.gnu.org>
1069 * doc/install.texi: Update autoconf version requirements.
1071 2004-08-03 Zack Weinberg <zack@codesourcery.com>
1073 * defaults.h (LEGITIMATE_PIC_OPERAND_P): Provide default definition.
1074 * recog.c (general_operand, immediate_operand, nonmemory_operand)
1075 (asm_operand_ok): Remove #ifdefs on LEGITIMATE_PICOPERAND_P.
1076 * regclass.c (record_reg_classes): Likewise.
1077 * reload.c (find_reloads): Likewise.
1078 * reload1.c (reload): Likewise.
1080 2004-08-03 Zack Weinberg <zack@codesourcery.com>
1082 * gensupport.c (init_md_reader_args_cb): Renamed from
1083 init_md_reader_args. Add third option, callback function for
1084 parsing program-specific options. Add diagnosis of incorrect
1085 number of input files.
1086 (init_md_reader): Fold into init_md_reader_args_cb.
1087 (init_md_reader_args): Now a thin wrapper around
1088 init_md_reader_args_cb.
1089 * gensupport.h: Update prototypes.
1091 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
1092 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
1093 * genrecog.c: No need to diagnose lack of an input file;
1094 init_md_reader_args will handle it.
1095 * genconditions.c: Likewise, and use init_md_reader_args.
1096 * genconstants.c: Likewise, and no need to call read_md_rtx.
1098 2004-08-03 Joseph S. Myers <jsm@polyomino.org.uk>
1100 * c-decl.c (implicitly_declare): Diagnose incompatible implicit
1103 2004-08-03 Mike Stump <mrs@apple.com>
1105 * config/darwin-c.c: Don't search in "/Local/Library/Frameworks"
1107 * doc/invoke.texi (Darwin Options): Update to reflect above.
1109 2004-08-03 Roger Sayle <roger@eyesopen.com>
1112 * fold-const.c (extract_muldiv_1) <NOP_EXPR>: Disallow local
1113 truncations, not just global truncations.
1115 2004-08-03 Andrew Pinski <apinski@apple.com>
1118 * loop-iv.c (simplify_using_assignment): Initialize lhs.
1120 2004-08-03 Paul Brook <paul@codesourcery.com>
1122 * gcc/doc/install.texi: Document MPFR requirement.
1124 2004-08-03 Maciej W. Rozycki <macro@linux-mips.org>
1126 * aclocal.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Check for <sys/mman.h>
1127 and mmap() explicitly instead of relying on preset autoconf cache
1129 * configure: Regenerate.
1131 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
1134 * config.gcc (i[34567]86-*-* | x86_64-*-*): Add i386/t-gmm_malloc
1136 (i[34567]86-*-linux*aout* | i[34567]86-*-linux*libc1): Likewise.
1137 (i[34567]86-*-linux* | x86_64-*-linux*): Add i386/t-pmm_malloc
1140 * config/i386/t-gmm_malloc: New file.
1141 * config/i386/t-pmm_malloc: Likewise.
1143 * config/i386/xmmintrin.h: Include <mm_malloc.h>.
1145 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
1146 Tanguy Fautrà <tfautre@pandora.be>
1148 * config/i386/pmm_malloc.h: New file.
1150 2004-08-03 Danny Smith <dannysmith@users.sourceforge.net>
1152 * config/i386/gmm_malloc.h: New file.
1154 2004-08-03 Dale Johannesen <dalej@apple.com>
1156 * config/rs6000/rs6000.c (machopic_output_stub): Align Darwin stubs.
1157 * c-common.c: Include opts.h.
1158 (c_common_get_alias_set): Fix check for a single input file.
1159 * toplev.c: Remove current_file_decl.
1162 2004-08-03 Mark Mitchell <mark@codesourcery.com>
1164 * config.gcc (arm*-*-symbianelf*): New target.
1165 * config/arm/symbian.h: New file.
1167 * gthr-gnat.c: Add visibility #pragmas.
1168 * gthr-gnat.h : Likewise.
1170 * libgcc2.c (__ffsSI2): Move prototype to libgcc2.h.
1171 (__ffsDI2): Likewise.
1172 (__clzSI2): Likewise.
1173 (__ctzSI2): Likewise.
1174 (__ctzDI2): Likewise.
1175 (__popcountSI2): Likewise.
1176 (__popcountDI2): Likewise.
1177 (__paritySI2): Likewise.
1178 (__parityDI2): Likewise.
1179 * libgcc2.h: Add visibility #pragmas.
1180 (__clzDI2): Add prototype.
1181 (__clzSI2): Likewise.
1182 (__ctzSI2): Likewise.
1183 (__ffsDI2): Likewise.
1184 (__ffsSI2): Likewise.
1185 (__ctzDI2): Likewise.
1186 (__popcountSI2): Likewise.
1187 (__popcountDI2): Likewise.
1188 (__paritySI2): Likewise.
1189 (__parityDI2): Likewise.
1190 * unwind-dw2-fde.h: Add visibility #pragmas.
1191 * unwind.h: Likewise.
1193 2004-08-03 David Edelsohn <edelsohn@gnu.org>
1194 Dale Johannesen <dalej@apple.com>
1195 Roger Sayle <roger@eyesopen.com>
1197 * config/rs6000/rs6000.c (rs6000_rtx_costs): Calculate cost of
1198 constants more accurately. Adjust costs for FMA instructions.
1199 Add cases for most logical and float operations. Recurse into
1202 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
1204 * config.gcc (strongarm-*, xscale-*): Add t-arm to tmake_files.
1206 2004-08-03 Pat Haugen <pthaugen@us.ibm.com>
1208 * ra-build.c (conflicts_between_webs): For webs that cross a call add
1209 conflicts to regs_invalidated_by_call.
1211 2004-08-03 Paul Brook <paul@codesourcery.com>
1213 * config/arm/arm.c (emit_sfm): Only emit a single frame adjustment.
1215 2004-08-03 Jan Hubicka <jh@suse.cz>
1217 * coverage.c (tree_coverage_counter_ref): Fix computation of the new
1220 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
1222 * arm-cores.def: Sort by architecture. Add arm946es, arm966es,
1223 arm968es, arm10e, arm1020e, arm1022e.
1224 * invoke.texi: Update list of ARM cores.
1225 * arm-tune.md: Regenerate.
1227 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
1229 * arm/gentune.sh: New file.
1230 * arm/t-arm: New file.
1231 * arm/arm-tune.md: New file (autogenerated).
1232 * config.gcc (arm*-*-*): Add t-arm to tmake_file for all variants.
1233 * arm.md (attribute tune): Delete. Include arm-tune.md.
1235 2004-08-03 Paolo Bonzini <bonzini@gnu.org>
1237 * gcc.c (add_prefix, add_sysrooted_prefix): Remove
1238 penultimate parameter. All callers adjusted.
1239 (struct prefix_list): Remove used_flag_ptr.
1240 (find_a_file): Do not set *pl->used_flag_ptr.
1241 (warn_B, warn_std_ptr): Remove.
1243 2004-08-03 Yossi Markovich <yossim@il.ibm.com>
1244 Mostafa Hagog <mustafa@il.ibm.com>
1246 * config/rs6000/altivec.md (altivec_vnmsubfp): Fix wrong pattern.
1248 2004-08-02 Geoffrey Keating <geoffk@apple.com>
1250 * dwarf2out.c (output_call_frame_info): Don't change data format
1251 due to TARGET_USES_WEAK_UNWIND_INFO. Always refer to the local
1252 label. Use 'true' not '1'.
1253 * doc/install.texi (powerpc-*-darwin*): Mention cctools version
1256 2004-08-02 Gabriel Dos Reis <gdr@cs.tamu.edu>
1258 * gdbinit.in: Reflect previous changes to rtunion_def.
1260 2004-08-02 Roger Sayle <roger@eyesopen.com>
1262 * fold-const.c (fold) <TRUNC_MOD_EXPR>: The transformation "X % -Y"
1263 -> "X % Y" is only valid for TRUNC_MOD_EXPR.
1265 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1267 * vec.h (DEF_VEC_P): Add proper cast to uses of vec_o_reserve and
1269 * langhooks.h (lang_hooks::builtin_function): Rename parameter
1270 from "class" to "bt_class".
1272 2004-08-02 Paul Brook <paul@codesourcery.com>
1274 PR rtl-optimization/15068
1275 * flow.c (init_propagate_block_info): Check condition is reversible.
1277 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1279 * gengtype.h (options::info): Change type to const char *.
1280 (enum gc_used_enum): Move out of struct type scope.
1281 * gengtype.c (create_option): Convert initializer for option::info to
1283 (adjust_field_type, walk_type, write_func_for_structure,
1284 write_root, write_roots): Remove pointless cast.
1286 2004-08-02 J"orn Rennecke <joern.rennecke@superh.com>
1288 * genopinit.c (gen_insn): Check for MODE_COMPLEX_FLOAT patterns for $F.
1290 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1292 * rtl.h (union rtunion_def): Have all members start with the
1294 (XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, XBBDEF, XTMPL,
1295 X0INT, X0UINT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
1296 X0MEMATTR, X0BBDEF, X0REGATTR, XCINT, XCUINT, XCSTR, XCEXP,
1297 XCVEC, XCMODE, XCBITMAP, XCTREE, XCBBDEF, XC2EXP): Adjust members
1299 * gengtype.c (adjust_field_rtx_def): Likewise.
1300 * rtlanal.c (loc_mentioned_in_p): Likewise.
1302 2004-08-02 Richard Sandiford <rsandifo@redhat.com>
1304 * config.gcc (mips*-*-elf*, mips*-*-rtems*): Add elfos.h to tm_file.
1305 Replace uses of mips/elf64.h with mips/elf.h
1306 * config/mips/elf.h (MAX_OFILE_ALIGNMENT, TARGET_ASM_NAMED_SECTION)
1307 (TYPE_OPERAND_FMT, TYPE_ASM_OP, SIZE_ASM_OP, BSS_SECTION_ASM_OP)
1308 (ASM_OUTPUT_ALIGNED_BSS, ASM_WEAKEN_LABEL, ASM_OUTPUT_WEAK_ALIAS)
1309 (MAKE_DECL_ONE_ONLY, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP)
1310 (HANDLE_SYSV_PRAGMA): Delete.
1311 (ASM_OUTPUT_DEF): Fix formatting.
1312 * config/mips/elf64.h: Delete.
1314 2004-08-01 Zack Weinberg <zack@codesourcery.com>
1316 * config/ia64/ia64.c (got_symbolic_operand): Do require a
1317 symbol+offset operand to have its offset be zero mod 0x3fff
1318 when GOT entries are in use. Clarify logic in SYMBOL_REF
1319 case. Clarify comments.
1320 (ia64_expand_load_address): Split a symbol+offset load when
1321 the offset is nonzero mod 0x3fff, not 0x1fff.
1323 2004-08-01 Geoffrey Keating <geoffk@apple.com>
1325 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Just abort
1326 if trying to *store* to a non-offsettable address.
1327 * config/rs6000/rs6000.md (movtf_internal): Don't move GPRs to
1328 a nonoffsettable address.
1329 (movdi_internal32): Don't move GPRs to a nonoffsettable address.
1331 (movti_string): Don't move GPRs to a nonoffsettable address.
1332 (movti_ppc64): Don't move GPRs to a nonoffsettable address. Clean up.
1334 2004-08-02 Ben Elliston <bje@au.ibm.com>
1337 * config/rs6000/altivec.h: Replace typeof with __typeof__.
1339 2004-08-01 Richard Henderson <rth@redhat.com>
1341 * expr.c (expand_expr_real_1) <normal_inner_ref>: Fix crash with
1342 variable sized types.
1344 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
1346 * doc/invoke.texi: In the MIPS options section, remove the passage
1347 saying that -mexplicit-relocs is usually disabled for -mabicalls
1348 -fno-unit-at-a-time.
1349 * config/mips/mips.c (override_options): Remove the code that enforced
1352 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
1354 * config/mips/mips.md (cprestore): Provide two alternatives, one for
1355 an in-range offset and one for an out-of-range offset. Wrap the latter
1356 in .set macro/.set nomacro if it's inside a .set nomacro block.
1358 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
1360 * config/mips/mips-protos.h (mips_gp_save_slot): Remove.
1361 (mips_restore_gp): Declare.
1362 * config/mips/mips.c (mips_add_offset): Add a scratch register
1363 argument. Reimplement in rtl only, reusing MIPS16 logic from
1364 mips_output_mi_thunk.
1365 (mips_legitimize_address, mips_legitimize_const_move): Adjust calls
1367 (mips_gp_save_slot): Delete.
1368 (mips_restore_gp): New function.
1369 (mips_set_return_address, mips_output_mi_thunk): Use mips_add_offset.
1370 * config/mips/mips.md (exception_receiver): Turn into a
1371 define_insn_and_split. Use mips_restore_gp to do the split.
1372 (call_internal, call_value_internal, call_value_multiple_internal): Use
1373 mips_restore_gp to restore $gp.
1375 2004-07-31 Andrew Pinski <apinski@apple.com>
1378 * mkheaders.in (libsubdir): s/gcc-lib/gcc/.
1380 2004-07-31 Joseph S. Myers <jsm@polyomino.org.uk>
1382 * c-decl.c (diagnose_mismatched_decls): Give error for external
1383 redeclaration of identifier declared with no linkage, not just
1384 warning with -Wtraditional. Do not check DECL_CONTEXT to give
1385 error for redeclaration with no linkage.
1387 2004-07-30 Geoffrey Keating <geoffk@apple.com>
1388 Fariborz Jahanian <fjahanian@apple.com>
1390 * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Permit
1391 non-offsettable addresses even for DImode.
1392 (rs6000_split_multireg_move): Cope with non-offsettable addresses
1393 being moved into multiple GPRs.
1395 * config/rs6000/rs6000.c (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Default
1397 (rs6000_override_options): Use RS6000_DEFAULT_LONG_DOUBLE_SIZE.
1398 * config/rs6000/darwin.h (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define
1400 * config/rs6000/darwin-ldouble.c (isless): New macro.
1402 (nonfinite): New macro.
1404 (_xlqadd): Completely rewrite.
1405 (_xlqmul): Correct overflow handling.
1406 (_xlqdiv): Correct overflow handling.
1407 * config/rs6000/darwin-ldouble-format: New file.
1409 2004-07-30 Roger Sayle <roger@eyesopen.com>
1410 Richard Henderson <rth@redhat.com>
1412 * config/i386/i386.md: New peephole2's to convert imul by 3, 5 or
1413 9 into the equivalent lea instruction.
1415 2004-07-30 Richard Henderson <rth@redhat.com>
1417 * gimplify.c (gimplify_expr) <case CONST_DECL>: Don't replace
1418 with DECL_INITIAL if fb_lvalue.
1419 * tree-gimple.c (is_gimple_id): Add CONST_DECL.
1420 * tree-pretty-print.c (dump_decl_name): Dump unnamed CONST_DECL
1422 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Fold CONST_DECL.
1424 2004-07-30 Diego Novillo <dnovillo@redhat.com>
1426 * tree-ssa-alias.c (compute_points_to_and_addr_escape): If a
1427 pointer escapes through a function call, assume that the
1428 callee will dereference it.
1429 (add_pointed_to_var): Assume that VALUE is always an
1431 (collect_points_to_info_r): Only call add_pointed_to_var if
1432 the value is an ADDR_EXPR.
1434 2004-07-30 Diego Novillo <dnovillo@redhat.com>
1436 * tree-ssa-alias.c (create_alias_map_for): Do not get the
1437 alias set of the inner type of ARRAY_TYPEs.
1439 2004-07-29 Diego Novillo <dnovillo@redhat.com>
1441 * tree-ssa-ccp.c (visit_assignment): Move code to prevent
1442 setting a non-register to UNDEFINED right before the call to
1445 2004-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
1447 * config/sh/lib1funcs.asm: Make aliases movstr* for movmem*.
1449 2004-07-29 Diego Novillo <dnovillo@redhat.com>
1451 * tree-ssa.c (verify_flow_sensitive_alias_info): When
1452 comparing points-to sets of different pointers, make sure the
1453 second pointer is actually referenced in the code.
1455 2004-07-29 Zack Weinberg <zack@codesourcery.com>
1457 * config/ia64/ia64.c (setjmp_operand): Delete, unused.
1458 (got_symbolic_operand): Remove unreachable code.
1459 * config/ia64/ia64.h (PREDICATE_CODES): Remove entry for
1460 setjmp_operand; add entry for tls_symbolic_operand.
1461 * config/ia64/ia64-protos.h: Remove all prototypes of
1462 predicate functions.
1464 2004-07-29 Mark Mitchell <mark@codesourcery.com>
1466 * c-common.h (lang_post_pch_load): New variable.
1467 * c-pch.c (lang_post_pch_load): Define it.
1468 (c_common_read_pch): Use it.
1469 * cgraphunit.c (record_call_1): Give the front end a chance to
1470 record additional needed entities when a variable is marked as
1472 * tlink.c (recompile_files): Robustify.
1473 (scan_linker_output): If a symbol is assigned to a file,
1474 but after recompilation is not present there, issue an error
1477 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1479 * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
1480 Take orig_loop argument and pass it to set_level.
1481 (schedule_sm): Pass the correct orig_loop to force_move_till.
1483 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1485 * cfgloop.c (update_latch_info): Update dominator of the new block.
1486 (canonicalize_loop_headers, flow_loops_find): Do not free dominance
1488 * dominance.c (verify_dominators): Check that the dominance tree is
1490 (recount_dominator): Ignore unreachable blocks.
1491 (iterate_fix_dominators): Cleanup old dominance information before
1494 2004-07-29 Diego Novillo <dnovillo@redhat.com>
1496 * tree-ssa-operands.c (get_expr_operands): Revert changes
1497 to ADDR_EXPR processing introduced by:
1498 2004-06-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1499 * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
1501 2004-07-29 Joseph S. Myers <jsm@polyomino.org.uk>
1503 * doc/implement-c.texi: Add C90 subclause references. Point to
1504 preprocessor documentation instead of duplicating it. Add points
1505 only present in C90. Fill in documentation for all points.
1507 2004-07-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1509 * pa.c (output_movb): Correct typo.
1511 2004-07-29 Pat Haugen <pthaugen@us.ibm.com>
1513 * ra.h (single_reg_in_regclass): Declare.
1514 * ra.c (single_reg_in_regclass): Define.
1515 (first_hard_reg): New.
1516 (init_ra): Initialize single_reg_in_regclass.
1517 * ra-colorize.c (ok_class): New.
1518 (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
1520 2004-07-29 Nathan Sidwell <nathan@codesourcery.com>
1522 * gcov-io.h: Allow zero tag as EOF indicator.
1523 (gcov_is_eof): Remove.
1524 (gcov_truncate): Remove.
1525 * gcov-io.c (gcov_seek): Always SEEK_SET.
1526 * libgcov.c (gcov_exit): Don't use gcov_truncate. Write explicit
1528 * coverage.c (read_counts_file): Don't use gcov_is_eof.
1529 * gcov-dump.c (dump_file): Likewise.
1530 * gcov.c (read_graph_file, read_count_file): Likewise.
1532 * c-decl.c (complete_array_type): Don't gratuitously copy
1533 maxindex. Check it always has a type.
1535 2004-07-29 Steven Bosscher <stevenb@suse.de>
1537 * rtl.c (currently_expanding_to_rtl): New.
1538 * rtl.h (currently_expanding_to_rtl): Export it.
1539 * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
1541 * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
1543 * config/sh/sh.c: Replace rtx_equal_function_value_matters
1544 with currently_expanding_to_rtl.
1545 * config/sh/sh.md: Likewise.
1546 * config/ia64/ia64.c (got_symbolic_operand): Likewise.
1548 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
1550 Introduce sh2a support.
1551 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
1552 * config.gcc: Build multilibs for sh2a and sh2a-single by
1554 * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
1555 default. Split their tests out of the corresponding SH4
1557 * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
1559 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
1560 * config.gcc: Handle sh2a multilibs and cpu selection.
1561 * config/sh/sh.h: Likewise. Handle sh2a command line flags.
1562 * config/sh/t-mlib-sh2a: New.
1563 * config/sh/t-mlib-sh2a-nofpu: New.
1564 * config/sh/t-mlib-sh2a-single: New.
1565 * config/sh/t-mlib-sh2a-single-only: New.
1566 2004-07-09 Nick Clifton <nickc@redhat.com>
1568 * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
1569 -ml and -m2a are used together.
1570 2004-03-23 DJ Delorie <dj@redhat.com>
1571 * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
1572 when we have a double-sized FPU.
1573 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
1574 * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
1576 * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
1577 -msh2a-single and -msh2a-single-only
1578 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
1579 * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
1581 2004-02-20 DJ Delorie <dj@delorie.com>
1582 * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
1583 2004-02-20 Fred Fish <fnf@redhat.com>,
1584 Corinna Vinschen <vinschen@redhat.com>
1585 * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
1586 (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
1587 2004-02-18 DJ Delorie <dj@redhat.com>
1588 * config/sh/sh.c (broken_move): Add support for movi20.
1589 * config/sh/sh.h: Likewise.
1590 (SHIFT_COUNT_TRUNCATED): Set for sh2a.
1591 * config/sh/sh.md (udivsi3_sh2a): New.
1596 (ashlsi3_sh2a): New.
1597 (ashrsi3_sh2a): New.
1598 (lshrsi3_sh2a): New.
1599 (movsi_i): Disable for sh2a.
1600 (movsi_ie): Add movi20.
1601 (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
1602 sh2a, for -m2a-nofpu mode.
1603 2004-02-13 DJ Delorie <dj@redhat.com>
1604 * config/sh/lib1funcs.asm: Handle double vs single better.
1605 * config/sh/sh.h: Likewise.
1606 2004-02-09 DJ Delorie <dj@redhat.com>
1607 * config/sh/crt1.asm: Add support for sh2a.
1608 * config/sh/elf.h: Likewise.
1609 * config/sh/lib1funcs.asm: Likewise.
1610 * config/sh/sh.c: Likewise.
1611 * config/sh/sh.md: Likewise.
1612 * config/sh/sh.h: Likewise.
1613 * config/sh/t-sh: Likewise.
1615 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
1617 * config/frv/frv.md (movqi_internal, movhi_internal,
1618 movsi_internal): Add backup alternatives for memory inputs.
1620 2004-07-28 Matt Austern <austern@apple.com>
1622 * config/darwin.c (darwin_one_byte_bool): New global variable.
1623 * config/darwin.h (darwin_one_byte_bool): Declare.
1624 (SUBTARGET_OPTIONS): Define macro. (for -mone-byte-bool flag.)
1625 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
1626 value of darwin_one_byte_bool.
1627 * doc/invoke.texi: Document -mone-byte-bool flag.
1629 2004-07-28 Eric Christopher <echristo@redhat.com>
1631 * c-common.c (c_common_unsafe_for_reeval): Delete.
1632 * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
1633 * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
1634 * calls.c (fix_unsafe_tree): Delete.
1635 (expand_call): Delete code which used above.
1636 * dojump.c (do_jump): Delete UNSAVE_EXPR case.
1637 * expr.c (expand_expr_real_1): Ditto.
1638 * fold-const.c (non_lvalue): Ditto.
1639 * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
1640 (lhd_unsafe_for_reeval): Ditto.
1641 * langhooks.c (lhd_unsafe_for_reeval): Ditto.
1642 * langhooks.h (unsafe_for_reeval): Ditto.
1643 (unsave_expr_now): Adjust comment.
1644 * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
1645 (estimate_num_insns_1): Ditto.
1646 * tree-pretty-print.c (dump_generic_node): Ditto.
1647 * tree.c (expr_align): Ditto.
1648 (unsave_expr): Delete.
1649 (unsafe_for_reeval): Ditto.
1650 * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
1651 * tree.def (UNSAVE_EXPR): Delete.
1652 * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
1654 2004-07-28 Zack Weinberg <zack@codesourcery.com>
1656 * tree.h (enum tls_model): Move ...
1657 * coretypes.h: ... here.
1659 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
1661 * config/frv/frv.h (EPILOGUE_USES): New. Use LR.
1663 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
1665 * cse.c (validate_canon_reg): New function, split out from...
1666 (canon_reg): ...here. Use validate_canon_reg for both 'e' and 'E'.
1668 2004-07-28 Diego Novillo <dnovillo@redhat.com>
1670 * tree-ssa-alias.c (maybe_create_global_var): Don't just
1671 return if .GLOBAL_VAR has been created.
1673 2004-07-28 Diego Novillo <dnovillo@redhat.com>
1675 * tree-ssa.c (verify_flow_insensitive_alias_info): Process
1676 every variable that may have aliases, not just tags.
1678 2004-07-28 Aldy Hernandez <aldyh@redhat.com>
1680 * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
1681 move_from_CR_eq_bit.
1682 Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
1685 * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
1688 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
1689 output_e500_flip_eq_bit.
1691 * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
1692 output_e500_flip_eq_bit.
1693 (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
1694 output_e500_flip_eq_bit.
1695 Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
1696 (print_operand): case D. Get to EQ bit.
1698 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
1700 * gcov.c (function_summary): Add missing \n.
1702 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
1704 Introduce sh4a support.
1705 * config.gcc: Handle sh4a multilibs and cpu selection.
1706 * config/sh/sh.h: Likewise. Handle sh4a command line flags.
1707 * config/sh/t-mlib-sh4a: New.
1708 * config/sh/t-mlib-sh4al: New.
1709 * config/sh/t-mlib-sh4a-nofpu: New.
1710 * config/sh/t-mlib-sh4a-single: New.
1711 * config/sh/t-mlib-sh4a-single-only: New.
1712 2004-02-20 DJ Delorie <dj@redhat.com>
1713 * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
1714 * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
1715 2003-08-22 Eric Christopher <echristo@redhat.com>
1716 * config/sh/sh4a.md: Update for chip errata.
1717 2003-08-07 Eric Christopher <echristo@redhat.com>
1718 * config/sh/sh4a.md: New file. sh4a processor description.
1719 2003-07-08 Alexandre Oliva <aoliva@redhat.com>
1720 * config/sh/sh.h (TARGET_SWITCHES): Added 4al. Adjust description
1722 (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
1723 * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
1724 * doc/invoke.texi (SH Options): Document -m4al.
1725 2003-07-03 Alexandre Oliva <aoliva@redhat.com>
1726 * config/sh/sh.c (expand_block_move): Remove commented-out code
1727 checked in by mistake.
1728 (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
1729 single elements from SFmode vectors.
1730 * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
1732 (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
1733 2003-07-01 Alexandre Oliva <aoliva@redhat.com>
1734 * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
1735 sh_fsca_int2sf): Remove variable declarations.
1736 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
1737 sh_fsca_int2sf): New functions.
1738 (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
1739 sh_fsca_int2sf_rtx): New static variables.
1740 * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
1741 sh_fsca_int2sf): Declare.
1742 * config/sh/sh.md: Adjust.
1743 * doc/invoke.texi (SH Options): Document new options.
1744 * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
1745 compatibility from SH4 code.
1746 2003-06-27 Alexandre Oliva <aoliva@redhat.com>
1747 * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
1749 (memory_movsrc_operand): Renamed to...
1750 (unaligned_load_operand): ... this. Simplified.
1751 * config/sh/sh.h (PREDICATE_CODES): Adjust.
1752 * config/sh/sh.md (movua, extv, extzv): Likewise. Change movua's
1753 input operand to SImode, and adjust the others. Introduce
1754 post-increment by peephole.
1755 * config/sh/sh.c (expand_block_move): Give the target address the
1756 same mode as the temp reg.
1757 * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
1759 2003-06-26 Alexandre Oliva <aoliva@redhat.com>
1760 Introduce support for SH4a.
1761 * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
1762 __SH4A__. Emit 4 4kb blocks and touch all of them otherwise.
1763 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
1764 sh_fsca_int2sf): New.
1765 (sh_init_builtins): Initialize them.
1766 (print_operand): Support `d'.
1767 (expand_block_move): Use movua if src is misaligned.
1768 (memory_movsrc_operand): New.
1769 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
1770 and one of the SH4 macros.
1771 (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
1772 SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
1773 SELECT_SH4A_SINGLE): New.
1774 (TARGET_NONE): Add SH4A_BIT.
1775 (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
1776 (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
1777 (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
1778 (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
1779 (enum processor_type): Added PROCESSOR_SH4A.
1780 (PREDICATE_CODES): Add memory_movsrc_operand.
1781 * config/sh/sh.md: Removed unused variables.
1782 (attr cpu): Add sh4a.
1783 (attr type): Add movua, fsrra and fsca.
1784 (prefetch): New, for SH4.
1785 (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
1786 (toggle_sz): Set type to fp.
1787 (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
1788 (movua, extv, extzv): New.
1789 * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
1792 2004-07-28 Diego Novillo <dnovillo@redhat.com>
1794 * tree-optimize.c (init_tree_optimization_passes): Schedule
1795 pass_may_alias right after the program is renamed into SSA.
1796 * tree-pass.h (PROP_alias): Define.
1797 * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
1798 * tree-sra.c (pass_sra): Likewise.
1799 * tree-ssa-ccp.c (pass_ccp): Likewise.
1800 * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
1801 * tree-ssa-dce.c (pass_dce): Likewise.
1802 * tree-ssa-dom.c (pass_dominator): Likewise.
1803 * tree-ssa-dse.c (pass_dse): Likewise.
1804 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
1805 * tree-ssa-loop-ch.c (pass_ch): Likewise.
1806 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
1807 * tree-ssa-pre.c (pass_pre): Likewise.
1808 * tree-tailcall.c (pass_tail_recursion): Likewise.
1809 * tree-ssa.c (pass_redundant_phi): Likewise.
1810 * tree-ssa-alias.c (aliases_computed_p): Remove.
1812 (init_alias_info): Do not mark all type tags for renaming
1814 Clear may_aliases from every symbol.
1815 (setup_pointers_and_addressables): If a pointer has not been
1816 dereferenced and it had a type tag, clear it and mark the old
1819 2004-07-28 Diego Novillo <dnovillo@redhat.com>
1821 PR tree-optimization/16705
1822 * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
1825 2004-07-27 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1827 * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
1830 * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
1831 don't make another one.
1833 PR optimization/15077
1834 * function.h (struct function): Add field saved_static_chain_decl.
1835 Fix comment for static_chain_decl.
1836 * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
1837 * tree-inline.h (save_body): Add new arg.
1838 * tree-optimize.c (tree_rest_of_compilation): Handle saving
1841 2004-07-27 Richard Henderson <rth@redhat.com>
1843 * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
1844 (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
1845 is_gimple_addressable.
1846 * tree-gimple.c (is_gimple_addressable): Rename from
1847 is_gimple_addr_expr_arg; accept INDIRECT_REF.
1848 (is_gimple_lvalue): Don't test INDIRECT_REF directly.
1849 * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
1850 rename to is_gimple_addressable.
1852 2004-07-28 Alan Modra <amodra@bigpond.net.au>
1854 * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
1856 2004-07-27 Richard Henderson <rth@redhat.com>
1858 * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
1861 2004-07-27 Zack Weinberg <zack@codesourcery.com>
1863 * libgcc2.c: Change all conditionals testing
1864 LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
1865 * libgcc2.h: Likewise.
1866 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
1867 TYPE_PRECISION of float80_type to 80.
1868 * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
1869 of fpreg_type and float80_type to 80.
1870 * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
1871 * config/m68k/netbsd-elf.h:
1872 Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
1873 to evaluate to 80 whenever they would formerly have evaluated to 96.
1874 * config/i386/sco5.h: Remove unnecessary redefinition of
1875 LONG_DOUBLE_TYPE_SIZE.
1876 * doc/rtl.texi: Clarify uses of XFmode and TFmode.
1877 * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
1878 XFmode, with a bitsize of 80. Update commentary.
1879 * config/ia64/ia64-modes.def: Likewise.
1880 * config/m68k/m68k-modes.def: Likewise.
1882 2004-07-27 Steven Bosscher <stevenb@suse.de>
1884 * cfgexpand.c (tree_expand_cfg): Fix comment.
1886 * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
1887 * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
1889 (prepare_function_start): Don't set rtx_equal_function_value_matters.
1890 * integrate.c (copy_rtx_and_substitute): Don't test for it.
1891 * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
1892 Don't set rtx_equal_function_value_matters. Don't register RTL hooks
1893 here again. Update leading comment.
1894 * rtl.c (rtx_equal_function_value_matters): Remove.
1895 (rtx_equal_p): Don't test for it.
1896 * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
1899 * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
1900 * rtl.c (note_insn_name): Likewise.
1901 * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
1902 * final.c (final_scan_insn): Likewise.
1904 * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
1905 * passes.c (rest_of_handle_eh): Do it here.
1907 * stmt.c (struct nesting): Remove struct nesting block member.
1908 (struct stmt_status): Remove x_block_start_count field.
1909 (current_block_start_count): Remove.
1911 2004-07-27 Brian Booth <bbooth@redhat.com>
1913 * tree-optimize.c (register_one_dump_file): Update condition that uses
1915 (dup_pass_1): Replace with...
1916 (next_pass_1): This.
1917 (NEXT_PASS): Call next_pass_1.
1919 (init_tree_optimization_passes): Remove uses of DUP_PASS.
1920 (execute_one_pass): Update condition that uses
1922 * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
1925 2004-07-27 Nick Clifton <nickc@redhat.com>
1927 * config/m32r/m32r.c: Include integrate.h in order to get the
1928 prototype for get_hard_reg_initial_val().
1930 * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
1931 and tidy up indentation.
1932 (final_presence_set): Use absence_set instead, so that if there is
1933 nothing in the "o" pipe the "s" pipe can be scheduled.
1935 2004-07-27 Diego Novillo <dnovillo@redhat.com>
1937 * tree-ssa-alias.c (create_name_tags): Ignore pointers that
1938 don't have PT_VARS nor PT_MALLOC set.
1939 Clear name tag from pointers that have not been dereferenced.
1940 (set_pt_anything, set_pt_malloc): Forward declare.
1941 * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
1942 not type compatibility when determining if a pointer can be
1945 2004-07-27 Richard Sandiford <rsandifo@redhat.com>
1947 * expr.h (canonicalize_condition, get_condition): Add an int argument.
1948 * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
1949 it to check whether the condition is still valid at the jump insn.
1950 * ifcvt.c (noce_get_condition): Likewise.
1951 (noce_get_alt_condition): Update call to canonicalize_condition.
1952 * loop-iv.c (simplify_using_initial_values): Update call to
1953 get_condition. Remove FIXME.
1954 (check_simple_exit): Update call to get_condition.
1955 * loop-unswitch.c (may_unswitch_on): Likewise.
1956 * loop.c (check_dbra_loop): Likewise.
1957 (canonicalize_condition, get_condition): Add an argument to say whether
1958 the condition must still be valid at INSN.
1959 (get_condition_for_loop): Update call to get_condition. Require that
1960 the condition be valid at INSN.
1961 * predict.c (estimate_probability): Update call to get_condition.
1962 Remove unused earliest parameter.
1963 (expected_value_to_br_prob): Update call to canonicalize_condition.
1965 2004-07-26 Eric Christopher <echristo@redhat.com>
1967 * tree-dfa.c (add_referenced_var): Register initializers of global
1970 2004-07-26 Paolo Bonzini <bonzini@gnu.org>
1972 * config/i386/i386.c (function_arg): Always treat 8-
1973 and 16-byte wide vectors the same, even if MMX/SSE
1975 (contains_128bit_aligned_vector_p): Add comment.
1977 2004-07-26 J"orn Rennecke <joern.rennecke@superh.com>
1979 * ra.h (enum node_type): Rename to:
1980 (enum ra_node_type).
1981 * ra-colorize.c: Likewise.
1983 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
1985 * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
1986 after simplifying the jump.
1988 2004-06-26 Richard Henderson <rth@redhat.com>
1990 * calls.c (combine_pending_stack_adjustment_and_call): Make
1991 preferred_unit_stack_boundary argument unsigned. Make
1992 unadjusted_alignment unsigned.
1993 (expand_call): Make preferred_stack_boundary and
1994 preferred_unit_stack_boundary variables unsigned.
1995 * function.c (assign_stack_local_1): Make alignment unsigned.
1996 * function.h (struct function): Make stack_alignment_needed,
1997 preferred_stack_boundary unsigned.
1998 * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
1999 (ix86_compute_frame_layout): Make stack_alignment_needed,
2000 preferred_alignment variables unsigned.
2001 * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
2003 2004-07-26 Tom Tromey <tromey@redhat.com>
2005 * tree.h: Fix typo in comment.
2007 2004-07-26 Daniel Jacobowitz <dan@debian.org>
2010 * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
2011 (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
2012 (ggc_free): Remove incorrect freeing.
2013 (sweep_pages): Advance PP for large pages. Fix indentation.
2015 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
2017 PR rtl-optimization/16643
2018 * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
2019 * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
2020 * basic-block.h (reorder_basic_blocks): Add a flags parameter.
2021 * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
2022 (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
2023 * function.c (thread_prologue_and_epilogue_insns): Likewise.
2024 * rtl.h (tracer): Add a flags parameter.
2025 * tracer.c (tracer): Pass it to cfg_layout_initialise.
2026 * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
2027 (rest_of_handle_reorder_blocks): Update calls to tracer and
2028 reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
2029 (rest_of_handle_tracer): Pass 0 to tracer.
2030 (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
2032 2004-07-25 David Edelsohn <edelsohn@gnu.org>
2035 * config/rs6000/rs6000.md (movdi_internal64): Further disparage
2038 2004-07-24 Nathan Sidwell <nathan@codesourcery.com>
2040 * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
2041 (BINFO_BASE_ACCESS): Adjust.
2042 (BINFO_BASE_ACCESS_APPEND): New.
2043 (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
2044 * dbxout.c (dbxout_type): Adjust binfo access accessing.
2045 * dwarf2out.c (gen_member_die): Likewise.
2046 * tree-dump.c (deque_and_dump): Likewise.
2048 2004-07-26 Falk Hueffner <falk@debian.org>
2050 * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
2053 2004-07-25 Roger Sayle <roger@eyesopen.com>
2055 * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
2056 value off of the stack if TARGET_USE_FFREEP.
2058 2004-07-26 Bernardo Innocenti <bernie@develer.com>
2060 * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
2061 * gengtype-yacc.y: Likewise. Replace free() with XDELETE ().
2062 * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
2063 check on invocation of XRESIZEVEC ().
2065 2004-07-26 Bernardo Innocenti <bernie@develer.com>
2067 * c-common.c (disable_builtin_function): Rename variable n to
2068 new_disabled_builtin.
2069 * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
2070 Rename local variable old to old_decl.
2071 * gensupport.c (shift_output_template): Rename parameter old to src.
2072 * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
2073 old_rtx and newx to new_rtx.
2075 2004-07-26 Bernardo Innocenti <bernie@develer.com>
2077 * Makefile.in (C_PRAGMA_H): New variable to track dependencies
2079 * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
2081 * c-lex.c: Likewise.
2083 2004-07-25 Roger Sayle <roger@eyesopen.com>
2085 * fold-const.c (constant_boolean_node): Make extern.
2086 (make_range): Wrap long lines.
2087 (fold_cond_expr_with_comparison): Remove unnecessary call to
2088 pedantic_non_lvalue. Add missing calls to fold_convert.
2089 (fold_truthop): Add missing calls to fold_convert.
2091 * tree.h (constant_boolean_node): Add prototype here.
2092 * builtins.c (expand_builtin_strncmp): Add missing calls to
2094 * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
2095 Call fold_convert and constant_boolean_node to correct types.
2096 * tree-ssa-forwprop.c (substitute_single_use_vars): Add
2097 missing call to fold_convert to correct types.
2099 2004-07-26 Niall Douglas <s_fsfeurope2@nedprod.com>
2100 Brian Ryner <bryner@brianryner.com>
2104 * c-common.c (c_common_attribute_table): Allow
2105 handle_visibility_attribute to be called for types.
2106 (handle_visibility_attribute) When given a type, set the visibility
2107 bits on the TYPE_NAME. When given a decl, don't set no_add_attrs
2108 so that we can check later whether the attribute was present. Added
2109 warning if attribute applied to non class type.
2110 * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
2111 decls and checking that they are consistent.
2112 * common.opt: Added -fvisibility.
2113 * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
2114 * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
2115 * flags.h, tree.h: Added assorted support defines for overall patch
2116 * opts.c: Added parsing support for -fvisibility.
2117 * tree.c (build_decl): Set visibility for all decls to be whatever
2118 is in force at that time.
2119 * varasm.c (default_binds_local_p_1): Reworked logic determining
2120 when to make a symbol locally bound.
2121 * doc/invoke.texi: Added documentation for -fvisibility and
2122 -fvisibility-inlines-hidden.
2124 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2126 * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
2127 * c-common.c: Add missing casts from void * to other types.
2128 * c-decl.c: Likewise.
2129 * c-format.c: Likewise.
2130 * c-lex.c: Likewise.
2131 * c-pragma.c: Likewise.
2132 * c-typeck.c: Likewise.
2133 * defaults.h: Likewise.
2134 * genconstants.c: Likewise.
2135 * gengtype-lex.l: Likewise.
2136 * genmodes.c: Likewise.
2137 * read-rtl.c: Likewise.
2140 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2142 * bitmap.c: Use type-safe memory allocation macros from libiberty.
2143 * c-common.c: Likewise.
2144 * c-decl.c: Likewise.
2145 * c-lang.c: Likewise.
2146 * c-lex.c: Likewise.
2147 * c-opts.c: Likewise.
2148 * c-parse.in: Likewise.
2149 * c-typeck.c: Likewise.
2150 * genconditions.c: Likewise.
2151 * gengtype-lex.l: Likewise.
2152 * gengtype-yacc.y: Likewise.
2153 * gengtype.c: Likewise.
2154 * genmodes.c: Likewise.
2155 * gensupport.c: Likewise.
2156 * read-rtl.c: Likewise.
2157 * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
2160 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2162 * c-decl.c (groktypename, groktypename_in_param_context): Rename
2163 variable typename to type_name.
2164 * c-lex.c (interpret_float): Likewise.
2166 2004-07-25 Roger Sayle <roger@eyesopen.com>
2168 * convert.c (convert_to_real, convert_to_integer,
2169 convert_to_complex): Replace calls to build with calls to buildN.
2170 * coverage.c (tree_coverage_counter_ref): Likewise.
2171 * dojump.c (do_jump): Likewise.
2172 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
2173 * emit-rtl.c (component_ref_for_mem_expr,
2174 set_mem_attributes_minus_bitpos): Likewise.
2175 * explow.c (update_nonlocal_goto_save_area): Likewise.
2176 * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
2177 expand_mult_add): Likewise.
2178 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
2179 store_constructor, get_inner_reference, expand_expr_real_1,
2180 try_casesi, try_tablejump): Likewise.
2181 * function.c (expand_function_start): Likewise.
2182 * stmt.c (emit_case_bit_tests, expand_end_case_type,
2183 node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
2184 * stor-layout.c (place_union_field, layout_type): Likewise.
2185 * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
2186 * varasm.c (copy_constant): Likewise.
2188 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2190 * c-common.c: Rename all identifiers named `new'.
2191 * c-decl.c: Likewise.
2192 * gensupport.c: Likewise.
2193 * simplify-rtx.c: Likewise.
2194 * c-common.c (disable_builtin_function): Replace a call to xmalloc()
2196 * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
2199 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
2202 * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
2203 declarations until after calling pushdecl.
2204 (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
2205 "extern" and not on whether the declaration is initialized.
2207 2004-07-25 Daniel Jacobowitz <dan@debian.org>
2209 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
2210 (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
2211 * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
2212 "cpplib.h", "c-pragma.h", "c-common.h".
2213 (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
2214 (solaris_register_pragmas): New functions.
2215 * config/sol2-protos.h: New file.
2216 * config/sol2.c: New file.
2217 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
2218 (REGISTER_TARGET_PRAGMAS): New macros.
2219 (solaris_pending_aligns, solaris_pending_inits)
2220 (solaris_pending_finis): New variables.
2221 * config/t-sol2 (sol2-c.o): Update dependencies.
2223 * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
2224 SUBTARGET_INSERT_ATTRIBUTES.
2225 (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
2226 * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
2227 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
2228 * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
2229 * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
2230 * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
2231 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
2232 * config/sparc/sparc.c (sparc_attribute_table): New.
2233 (TARGET_INSERT_ATTRIBUTES): Define in terms of
2234 SUBTARGET_INSERT_ATTRIBUTES.
2235 (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
2237 * doc/extend.texi (Solaris Pragmas): New section.
2239 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2241 * c-common.c: Rename all identifiers named `class' to `cl'.
2242 * c-common.h: Likewise.
2243 * c-parse.in: Likewise.
2244 * c-typeck.c: Likewise.
2245 * genmodes.c: Likewise.
2248 * recog.c: Likewise.
2249 * recog.h: Likewise.
2250 * regrename.c: Likewise.
2252 * c-common.c (builtin_function_2): Change type of 5th parameter from
2253 int to enum built_in_function. Change type of 8th parameter from int
2255 * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
2257 * c-typeck.c (convert_arguments): Change type of formal_prec from
2258 int to unsigned int.
2259 * genmodes.c (blank_mode): Make a few negative constants unsigned.
2260 (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
2261 emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
2262 emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
2263 emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
2264 iterator to for_all_modes () instead of an enum because enums can't
2265 be incremented in C++.
2268 2004-07-25 Daniel Jacobowitz <dan@debian.org>
2270 * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
2273 2004-07-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2275 * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
2276 Handle ARRAY_RANGE_REF like ARRAY_REF.
2278 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
2280 * c-typeck.c (digest_init): Don't allow arrays of signed or
2281 unsigned variants of wchar_t to be initialized by wide string
2282 constants. Do allow arrays of enumerated types compatible with
2283 wchar_t to be initialized by wide string constants. Refine tests
2284 distinguishing wide and narrow strings and arrays. Give specific
2285 error for arrays of other integer types initialized by string
2287 (output_init_element, process_init_element): Check for
2288 INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
2289 initializing with string constants.
2291 2004-07-25 Richard Henderson <rth@redhat.com>
2293 * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
2295 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
2296 * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
2297 DECL_IGNORED_P to new decl.
2299 2004-07-24 Zack Weinberg <zack@codesourcery.com>
2301 * config/ia64/ia64.c (general_xfmode_operand)
2302 (destination_xfmode_operand): Delete.
2303 * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
2304 * config/ia64/ia64.md (*movxf_internal): Use general_operand
2305 and destination_operand.
2307 2004-07-24 Alexander Kabaev <kan@freebsd.org>
2309 * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
2310 (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
2312 2004-07-24 Alexander Kabaev <kan@freebsd.org>
2313 Zack Weinberg <zack@codesourcery.com
2316 * c-decl.c (diagnose_mismatched_decls): Don't issue a
2317 redundant-declaration warning the first time a builtin is
2318 declared explicitly.
2320 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2322 * tree.h (staticp): Change return type to bool.
2324 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2326 * c-common.c (c_staticp): Last episode of the staticp saga.
2328 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2330 * c-common.h (c_staticp): Change return type from int to bool.
2331 * tree.c (staticp): Likewise.
2332 * langhooks.h (staticp): Likewise.
2334 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2336 * langhooks-def.h (lhd_staticp): Change return type from int to
2337 bool in prototype to match definition.
2339 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2341 * system.h (bool, true, false): Don't redefine as preprocessor macros
2344 2004-07-24 Roger Sayle <roger@eyesopen.com>
2346 * expmed.c (init_expmed): A signed modulus by a power of two is
2347 considered cheap if its less than or equal to four instructions.
2349 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2351 * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
2352 GGC_CNEWVAR): New macros.
2354 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2356 * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
2358 * c-decl.c: Likewise.
2359 * c-format.c: Likewise.
2360 * c-lex.c: Likewise.
2361 * c-opts.c: Likewise.
2362 * c-pragma.c: Likewise.
2363 * c-typeck.c: Likewise.
2364 * gencheck.c: Likewise.
2365 * genconditions.c: Likewise.
2366 * genconfig.c: Likewise.
2367 * genflags.c: Likewise.
2368 * gengtype.c: Likewise.
2369 * gensupport.c: Likewise.
2370 * ggc-none.c: Likewise.
2371 * langhooks.c: Likewise.
2372 * statistics.h: Likewise.
2373 * stub-objc.c: Likewise.
2374 * java/decl.c: Likewise.
2376 2004-07-24 Roman Zippel <zippel@linux-m68k.org>
2378 * config/m68k/m68k.c (output_scc_di): Fix coding style.
2379 (symbolic_operand): Fix prototype.
2380 * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
2381 * config/m68k/m68k.md: Add constants for registers a0 and sp and
2382 use them, change from the "{...}" syntax to the simpler {...}
2384 (*cfv4_extendqisi2): Fix destination predicate.
2385 * config/m68k/m68k-protos.h: Remove various declarations also
2386 generated via PREDICATE_CODES.
2388 2004-07-23 Mike Stump <mrs@apple.com>
2390 * c-typeck.c (convert_for_assignment): Tightened up pointer
2391 converstions that differ in signedness.
2393 2004-07-23 Zack Weinberg <zack@codesourcery.com>
2395 * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
2397 2004-07-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2399 * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
2400 * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
2402 * gimplify.c (gimplify_compound_lval): Check for no handled
2403 operations, rather than checking for explicit list of nodes.
2404 (is_gimple_addr_expr_arg_or_indirect): New function.
2405 (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
2406 redundant setting of TREE_INVARIANT.
2407 (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
2408 * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
2410 2004-07-23 Diego Novillo <dnovillo@redhat.com>
2412 PR tree-optimization/16688
2413 PR tree-optimization/16689
2414 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
2415 unnecessary initialization of 'tag'.
2416 (get_tmt_for): Check that the new type tag has the same alias
2417 set as the pointed-to type.
2418 (group_aliases): Only regular variables need to be removed
2419 from the alias set of a name tag.
2420 * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
2421 propagation if the two types are not compatible.
2422 (merge_alias_info): Rename from replace_ssa_names_ann.
2424 (replace_exp_1): If both arguments are SSA_NAMEs, check that
2425 the propagation can be done.
2426 Only call merge_alias_info on pointers.
2427 (propagate_value): Likewise.
2428 * tree-ssa-copyrename.c: Include langhooks.h.
2429 (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
2431 Do not coalesce variables with incompatible types.
2432 (rename_ssa_copies): Call replace_ssa_name_symbol.
2433 * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
2434 the same type as the underlying _DECL.
2435 * tree-ssanames.c (replace_ssa_name_symbol): New function.
2436 * tree.h (replace_ssa_name_symbol): Declare.
2438 2004-07-23 Richard Henderson <rth@redhat.com>
2441 * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
2442 unshare it properly.
2443 (gimplify_modify_expr_rhs): Push assignment from a conditional into
2444 the conditional for all non-register types.
2446 2004-07-23 Richard Henderson <rth@redhat.com>
2448 * expr.c (expand_expr_real_1): Don't handle non-local variables.
2449 * expr.h (fix_lexical_addr): Remove.
2450 * function.c (NEED_SEPARATE_AP): Remove.
2451 (fix_lexical_addr): Remove.
2452 * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
2453 not null decl_function_context.
2454 (create_alias_vars): Likewise.
2455 * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
2456 (simple_goto_p): Likewise.
2457 * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
2458 * tree-ssa-ccp.c (get_default_value): Likewise.
2459 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
2460 * tree.c (needs_to_live_in_memory): Likewise.
2461 * tree-flow-inline.h (may_be_aliased): Move...
2462 * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
2463 when TREE_STATIC variables may be addressable.
2465 2004-07-24 Jakub Jelinek <jakub@redhat.com>
2467 * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
2469 2004-07-23 Zack Weinberg <zack@codesourcery.com>
2471 * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
2472 bitmap contents if GENERATOR_FILE is defined.
2473 * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
2474 ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
2476 2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
2478 * c-decl.c (start_function): Form composite type of function types
2479 rather than copying type from previous prototype declaration.
2481 2004-07-23 Janis Johnson <janis187@us.ibm.com>
2483 * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
2484 the const qualifier for the second argument in the C++ functions.
2486 * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
2487 specific pointer types.
2489 * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
2490 vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
2491 for vector bool and/or vector pixel, add C++ and C missing support.
2492 (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
2493 vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
2494 vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
2495 vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
2496 vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
2497 missing C++ and C support for vector bool and/or vector pixel.
2498 (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
2499 vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
2500 vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
2501 vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
2502 vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
2503 C++ and C types used for vector bool and/or vector pixel.
2504 (vec_st, vec_stl): Add C++ support for vector pixel.
2505 (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
2506 (vec_all_ne): Add C++ support for vector pixel.
2508 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
2509 (vec_vmulesb): Add missing C++ function.
2510 (vec_perm): Fix type of third argument in C++ function.
2511 (vec_vsum4shs): Fix C++ function name.
2512 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
2513 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
2514 argument passed to the error handler in C macro.
2515 (vec_nmsub): Remove extra parens around argument names in C macro.
2516 (vec_packpx): Add missing parens in C macro.
2518 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
2520 * machmode.def: Remove vector modes.
2521 * config/alpha/alpha-modes.def: Add supported vector modes.
2522 * config/arm/arm-modes.def: Likewise.
2523 * config/frv/frv-modes.def: Likewise.
2524 * config/i386/i386-modes.def: Likewise.
2525 * config/rs6000/rs6000-modes.def: Likewise.
2526 * config/sh/sh-modes.def: Likewise.
2528 2004-07-23 Matthias Klose <doko@debian.org>
2530 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
2531 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
2532 * config.h: Regenerate.
2533 * configure: Likewise.
2535 2004-07-22 Mark Mitchell <mark@codesourcery.com>
2537 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
2538 generated SYMBOL_REFs for labels.
2539 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
2541 (machopic_stub_name): Remove.
2542 (machopic_indirection_name): New function.
2543 (machopic_mcount_stub_name): Likewise.
2544 (machopic_classify_name): Remove.
2545 (machopic_function_base_sym): New function.
2546 (machpoic_classify_symbol): Likewise.
2547 (machopic_classify_ident): Remove.
2548 (machopic_define_ident): Likewise.
2549 (machopic_define_name): Likewise.
2550 (machopic_name_defined_p): Likewise.
2551 (machopic_ident_defined_p): Likewise.
2552 (darwin_strip_name_encoding): Likewise.
2553 (machopic_define_symbol): New function.
2554 * config/darwin.c (hashtab.h): Include.
2555 (machopic_defined_list): Remove.
2556 (machopic_classify_ident): Likewise.
2557 (machopic_classify_name): Likewise.
2558 (machopic_ident_defined_p): Likewise.
2559 (machopic_define_ident): Likewise.
2560 (machopic_define_name): Likewise.
2561 (machopic_symbol_defined_p): New function.
2562 (machopic_classify_symbol): Likewise.
2563 (machopic_data_defined_p): Use machopic_classify_symbol.
2564 (machopic_define_symbol): New function.
2565 (machopic_function_base_sym): New function.
2566 (machopic_non_lazy_pointers): Remove.
2567 (machopic_non_lazy_ptr_name): Likewise.
2568 (machopic_stubs): Likewise.
2569 (machopic_stub_name): Likewise.
2570 (NON_LAZY_POINTER_SUFFIX): New macro.
2571 (STUB_SUFFIX): Likewise.
2572 (machopic_indirection): New structure.
2573 (machopic_indirections): New variable.
2574 (machopic_indirection_hash): New function.
2575 (machopic_indirection_eq): Likewise.
2576 (machopic_indirection_name): Likewise.
2577 (machopic_mcount_stub_name): New function.
2578 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
2580 (machopic_indirect_data_reference): Rework to use new functions.
2581 (machopic_indirect_call_target): Likewise.
2582 (machopic_legitimize_pic_address): Likewise.
2583 (machopic_output_indirection): New function.
2584 (machopic_finish): Use it.
2585 (machopic_operand_p): Rework to use new functions.
2586 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
2587 (darwin_strip_name_encoding): Remove.
2588 (update_non_lazy_ptrs): Remove.
2589 (update_stubs): Likewise.
2590 (darwin_non_lazy_pcrel): Use new functions.
2591 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
2592 (ASM_OUTPUT_LABELREF): Likewise.
2593 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2594 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
2595 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
2596 (TARGET_STRIP_NAME_ENCODING): Do not use
2597 darwin_strip_name_encoding.
2598 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
2599 darwin_strip_name_encoding.
2600 * config/i386/darwin.h (FUNCTION_PROFILER): Use
2601 machopic_mcount_stub_name.
2602 * config/i386/i386.c (x86_output_mi_thunk): Use
2603 machopic_indirection_name, not machopic_stub_name.
2604 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
2605 machopic_function_base_sym.
2606 (print_operand): Use machopic_classify_symbol.
2607 (rs6000_emit_prologue): Use machopic_function_base_sym.
2608 (output_profile_hook): Do not use machopic_stub_name.
2609 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
2611 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
2614 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
2617 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
2619 * doc/implement-c.texi: New file.
2620 * doc/extend.texi (C Implementation): Move to there.
2621 * doc/gcc.texi: Include implement-c.texi.
2622 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
2624 2004-07-22 Jason Merrill <jason@redhat.com>
2626 * integrate.c (copy_decl_for_inlining): Remove invisible reference
2628 * tree-inline.c (setup_one_parameter): Likewise.
2630 2004-07-22 Brian Booth <bbooth@redhat.com>
2632 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
2633 (substitute_and_fold): Propigate into VUSE operands when possible.
2634 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
2635 (cp_lattice_meet): Handle merging of latticevalues when
2636 UNKNOWN_VAL is present.
2637 (visit_stmt): Visit assignments with V_MUST_DEFs.
2638 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
2639 (ccp_fold): Deal with RHS' that are constant and virtual.
2640 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
2641 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
2642 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
2643 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
2644 computing immediate uses.
2645 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
2647 (replace_vuse_in): New function.
2648 (likely_value): Add check of vuse operands.
2649 (get_default_value): Set the default value of virtually defined
2650 variables to UKNOWN_VAL instead of VARYING.
2652 2004-07-22 Richard Henderson <rth@redhat.com>
2654 * expr.c (emit_push_insn): Don't use set_mem_attributes.
2656 2004-07-22 Richard Henderson <rth@redhat.com>
2658 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
2659 variables due to conditional compilation.
2661 2004-07-22 Diego Novillo <dnovillo@redhat.com>
2663 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
2664 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
2665 Release SSA names that have been re-renamed.
2666 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
2668 * tree-ssa-alias.c (init_alias_info): If aliases have been
2669 computed before, clear existing alias information.
2670 (create_name_tags): Do no fixup PT_ANYTHING pointers.
2671 If the new name tag for a pointer is different than the one it
2672 had before, mark the old tag for renaming.
2673 (replace_may_alias): New function.
2674 (group_aliases): Call it.
2675 (setup_pointers_and_addressables): Always call get_tmt_for.
2676 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
2678 (set_pt_anything): New local function.
2679 (set_pt_malloc): New local function.
2680 (merge_pointed_to_info): Don't merge pointed-to variables from
2681 the original pointer if the destination is pointing to an
2683 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
2684 (add_pointed_to_var): Do not add a variable to the points-to
2685 set if the pointer is already pointing to anywhere.
2686 (collect_points_to_info_r): If the defining statement is a PHI
2687 node, only merge pointed-to information if the argument has
2688 already been visited.
2689 (get_tmt_for): Only create a new tag if the pointer didn't
2691 (dump_alias_info): Emit more information.
2692 (dump_points_to_info_for): Likewise.
2693 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
2694 try to get the annotation of an SSA_NAME.
2695 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
2696 alias sets when checking is enabled.
2697 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
2698 (eliminate): Mark basic blocks that will need
2699 EH information cleaned up.
2700 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
2702 Initialize need_eh_cleanup.
2703 (fini_pre): Call tree_purge_all_dead_eh_edges and
2704 cleanup_tree_cfg if needed.
2705 Free need_eh_cleanup.
2706 * tree-ssa.c (verify_ssa_name): New function.
2707 (verify_def): Call it.
2708 Re-arrange to avoid printing too many error messages.
2709 (verify_use): Likewise.
2710 (verify_phi_args): Likewise.
2711 (verify_flow_insensitive_alias_info): New function.
2712 (verify_flow_sensitive_alias_info): New function.
2713 (verify_alias_info): New function.
2714 (verify_ssa): Call verify_alias_info.
2715 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
2717 Re-arrange to avoid printing too many error messages.
2718 * tree-ssanames.c (make_ssa_name): Clear
2719 SSA_NAME_IN_FREE_LIST.
2720 (release_ssa_name): Never release a default definition.
2721 (release_defs): New function.
2722 * tree.h: Declare it.
2723 * tree-ssa-dce.c (remove_dead_stmt): Call it.
2725 2004-07-22 Diego Novillo <dnovillo@redhat.com>
2727 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
2728 If true, do a depth-first search. Do a breadht-first search,
2730 (walk_use_def_chains): Add new argument IS_DFS.
2732 * tree-flow.h (walk_use_def_chains): Update prototype.
2734 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
2736 * config/cris/cris.md: Tweak formatting.
2737 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
2738 (mover2side, moverside, movemside, movei, op3, andu): Replace
2739 live define_peephole:s with define_peephole2 near-equivalents.
2741 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
2743 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
2744 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
2745 "*mov_sidesi_mem" respectively.
2747 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
2749 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
2750 (gimplify_build1): Move from tree-complex.c do_unop.
2751 (gimplify_build2): Move from tree-complex.c do_binop.
2752 (gimplify_build3): New.
2753 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
2754 Adjust throughout to call the functions above.
2755 * tree-flow.h: Declare the functions above.
2756 * tree-nested.c (gimplify_val): Rename to...
2757 (tsi_gimplify_val): ... this.
2759 * Makefile.in (tree_complex.o): Update dependencies.
2760 (stor-layout.o): Depend on regs.h.
2761 * c-common.c (handle_vector_size_attribute): Update for
2762 vector types without corresponding vector modes.
2763 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
2764 a corresponding vector mode is not available.
2765 * print-tree.c (print_node): Print nunits for vector types
2766 * regclass.c (have_regs_of_mode): New.
2767 (init_reg_sets_1): Initialize it and use it instead
2768 of allocatable_regs_of_mode.
2769 * regs.h (have_regs_of_mode): Declare it.
2770 * stor-layout.c (layout_type): Pick a mode for vector types.
2771 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
2772 build_replicated_const, do_unop, do_binop, do_plus_minus,
2773 do_negate, expand_vector_piecewise, expand_vector_parallel,
2774 expand_vector_addition, expand_vector_operations_1,
2775 expand_vector_operations, tree_lower_operations,
2776 pass_lower_vector_ssa, pass_pre_expand): New.
2777 (expand_complex_operations, pass_lower_complex): Remove.
2778 * tree-optimize.c (init_tree_optimization_passes): Adjust
2779 pass ordering for changes in tree-complex.c.
2780 * tree-pass.h: Declare new passes.
2781 * tree.c (finish_vector_type): Remove.
2782 (make_vector_type): New.
2783 (build_vector_type_for_mode, build_vector_type): Rewritten.
2784 * tree.def (VECTOR_TYPE): Document where the number of
2786 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
2787 (make_vector): Remove declaration.
2789 2004-07-21 Richard Henderson <rth@redhat.com>
2791 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
2792 TREE_THIS_VOLATILE, may_aliases, or optimization level.
2793 (remove_useless_vars): Dump debugging info.
2794 (expand_used_vars): Move ...
2795 * cfgexpand.c (expand_used_vars): ... here. Make static.
2796 * tree-flow-inline.h (set_is_used): New.
2797 (set_default_def): Use get_var_ann.
2798 * tree-flow.h: Update decls.
2799 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
2800 (create_ssa_var_map): Use it.
2801 * tree-ssa.c (set_is_used): Remove.
2803 2004-07-22 Ben Elliston <bje@au.ibm.com>
2805 * gdbinit.in: Set a breakpoint on internal_error.
2807 2004-07-21 Richard Henderson <rth@redhat.com>
2809 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
2810 to create a new basic block.
2812 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
2815 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
2816 return type on function definitions. Move other warnings for
2817 qualified return type to -Wreturn-type. Do not condition any such
2818 warnings on -pedantic. Update comments.
2819 (start_function): Only copy function type from previous prototype
2820 declaration if return types are compatible.
2821 * c-typeck.c (function_types_compatible_p): Don't condition
2822 warning for incompatibility of volatile qualifiers on the return
2823 type on -pedantic. Update comment.
2824 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
2826 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
2828 * c-typeck.c (set_init_index): Require designator to be of integer
2831 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
2834 * c-parse.in (init): Change to exprtype.
2835 (primary): Set original_code for STRING to STRING_CST.
2836 Call maybe_warn_string_init for compound literals.
2837 (initdcl, notype_initdcl): Call maybe_warn_string_init.
2839 * c-tree.h (maybe_warn_string_init): New.
2840 (pop_init_level, process_init_element): Use struct c_expr.
2841 (struct c_expr): Update comment.
2842 * c-typeck.c (maybe_warn_string_init): New function.
2843 (digest_init): Call it. Additional parameter strict_string. All
2845 (output_init_element): Likewise.
2846 (struct constructor_stack): Use struct c_expr for
2848 (really_start_incremental_init, push_init_level): Update.
2849 (pop_init_level): Update. Return struct c_expr.
2850 (process_init_level): Update. Take struct c_expr argument.
2852 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
2854 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
2857 2004-07-21 Eric Christopher <echristo@redhat.com>
2859 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
2861 * c-decl.c (pop_scope): Ditto.
2862 * calls.c (expand_call): Remove call to current_nesting_level,
2863 update comment accordingly. Remove calls to expand_start_target_temps
2864 and expand_end_target_temps.
2865 * cfgexpand.c (construct_init_block): Remove call to
2866 expand_start_bindings_and_block.
2867 (construct_exit_block): Remove call to expand_end_bindings.
2868 * expr.c (safe_from_p): Remove BIND_EXPR handling.
2869 (expand_expr_real_1): Ditto. Fix formatting.
2870 (expand_vars): Delete.
2871 * stmt.c (POPSTACK): Remove block_stack.
2872 (stmt_status): Remove x_block_stack.
2873 (block_stack): Delete.
2874 (expand_start_bindings_and_block): Ditto.
2875 (expand_start_target_temps): Ditto.
2876 (expand_end_target_temps): Ditto.
2877 (current_nesting_level): Ditto.
2878 (warn_about_unused_variables): Ditto.
2879 (expand_end_bindings): Ditto.
2880 * tree.h: Remove declarations for above.
2882 2004-07-21 Steven Bosscher <stevenb@suse.de>
2884 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
2885 * rtl.c (note_insn_name): Likewise.
2886 * print-rtl.c (print_rtx): Don't print it.
2887 * cfgrtl.h (can_delete_note_p): Don't handle it.
2888 (rtl_delete_block): Likewise.
2889 * passes.c (rest_of_handle_guess_branch_prob): Remove.
2890 (rest_of_compilation): Don't call it.
2891 * predict.c (process_note_predictions, process_note_prediction,
2892 note_prediction_to_br_prob): Remove.
2893 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
2894 * stmt.c (return_prediction): Remove.
2895 (expand_value_return): Don't call it. Don't add prediction
2896 notes for return statements.
2898 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
2900 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
2903 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
2905 * c-common.c (vector_types_convertible_p): Use vector types'
2906 TYPE_SIZE and TREE_TYPE instead of their mode.
2907 * convert.c (convert_to_integer): Likewise.
2908 (convert_to_vector): Likewise.
2909 * fold-const.c (fold_convert): Likewise.
2910 * varasm.c (output_constant): Likewise.
2911 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
2912 Allow a VECTOR_TYPE initializer to be made of several vectors.
2913 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
2914 of cleared and need_to_clear, and use fold_convert.
2915 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
2918 2004-07-20 Richard Henderson <rth@redhat.com>
2920 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
2921 (expand_gimple_basic_block): out from here. Renamed from expand_block.
2923 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
2925 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
2926 enormous cost if not TARGET_HARD_MUL.
2928 2004-07-20 Andrew Pinski <apinski@apple.com>
2931 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
2934 2004-07-21 Paul brook <paul@codesourcery.com>
2936 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
2938 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2940 * fold-const.c (operand_equal_p): Temporarily support NULL args.
2941 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
2942 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
2944 2004-07-20 Zack Weinberg <zack@codesourcery.com>
2946 * rtl.h (plus_constant): Delete.
2947 (plus_constant_wide): Rename to plus_constant.
2948 (plus_constant_for_output_wide): Delete vestigial prototype.
2949 (GEN_INT): Remove unnecessary cast.
2950 * tree.h (build_int_2, size_int_type): Delete.
2951 (build_int_2_wide): Rename to build_int_2.
2952 (size_int_wide): Rename to size_int_kind.
2953 (size_int_type_wide): Rename to size_int_type.
2954 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
2955 Remove unnecessary cast.
2956 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
2957 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
2958 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
2959 (size_int_type_wide): Rename size_int_type.
2960 (int_const_binop): Use size_int_type.
2961 * c-lex.c (interpret_integer): Use build_int_2.
2962 * final.c (split_double): Remove unnecessary casts.
2963 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
2965 2004-07-20 Richard Henderson <rth@redhat.com>
2967 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
2968 (gimplify_compound_lval): Use is_gimple_tmp_reg.
2969 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
2970 (is_gimple_tmp_reg): New.
2971 * tree-gimple.h (is_gimple_tmp_reg): Declare.
2973 2004-07-20 Richard Henderson <rth@redhat.com>
2975 * tree-pretty-print.c (dump_generic_node): Dump
2976 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
2978 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
2980 * tree-mudflap.c (mf_set_options_fndecl): New tree.
2981 (mudflap_init): Set it.
2982 (mudflap_register_call): Remove __mf_init call.
2983 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
2984 to pass "-ignore-reads" option to libmudflap if needed.
2986 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
2989 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
2990 (MAKE_DECL_ONE_ONLY): Undefine.
2991 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
2992 readonly_data, one_only_data_section, forget_section): New prototypes.
2993 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
2995 (pa_select_section): Add one-only (COMDAT) support.
2996 * pa.h (struct machine_function): Define.
2997 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
2998 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
2999 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
3000 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
3001 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
3002 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
3003 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
3004 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
3005 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
3006 for EXTRA_SECTION_FUNCTIONS.
3007 * doc/install.texi: Update binutils requirements.
3009 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
3011 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
3012 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
3013 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
3015 (struct VEC): Use unsigned for num and alloc.
3016 * vec.c (struct vec_prefix): Likewise.
3017 (vec_o_reserve): Adjust.
3019 * dbxout.c (dbxout_type): Fix printf format.
3021 * tree.h (binfo_member): Remove.
3022 * tree.c (binfo_member): Remove.
3024 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
3026 * tree.h: Include vec.h
3027 (DEF_VEC_P(tree)): New type.
3028 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
3029 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
3030 (BINFO_LANG_SLOT): Remove.
3031 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
3032 (struct tree_binfo): Turn base_binfos into a trailing
3033 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
3034 (binfo_lang_slots): Remove.
3035 * tree.c (binfo_lang_slots): Remove.
3036 (make_tree_binfo_stat): Take a base binfo count, not a
3037 lang slot count. Adjust.
3038 * Makefile.in (TREE_H): Add vec.h
3039 * alias.c (record_component_aliases): Adjust BINFO access.
3040 * dbxout.c (dbxout_type): Likewise.
3041 * dwarf2out.c (gen_member_die): Likewise.
3042 * sdbout.c (sdbout_one_type): Likewise.
3043 * tree-dump.c (deque_and_dump): Likewise.
3044 * config/i386/i386.c (classify_argument,
3045 contains_128bit_aligned_vector_p): Likewise.
3046 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
3047 * doc/c-tree.texi (Classes): Update BINFO documentation.
3049 2004-07-20 Steven Bosscher <stevenb@suse.de>
3051 * c-common.h (check_case_value): Remove prototype.
3052 (c_add_case_label): Adjust prototype.
3053 * c-common.c (check_case_value): Make static.
3054 (check_case_bounds): New function.
3055 (c_add_case_label): Use it. Take new argument orig_type.
3056 * c-typeck.c (struct c_switch): New orig_type field.
3057 (c_start_case): Set it.
3058 (do_case): Pass it to c_add_case_label.
3059 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
3060 cases from here. Add the labels in reverse order.
3061 * stmt.c (struct case_node): Adjust comment. Remove balance field.
3062 (add_case_node): Return nothing, don't check for duplicate cases.
3063 Insert new case nodes in a list, not in an AVL tree.
3064 (expand_end_case_type): Don't turn a case tree into a case list.
3065 (case_tree2list): Remove.
3066 * tree.h (add_case_node): Adjust prototype.
3068 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
3070 * genattr.c (struct range, struct function_unit,
3071 write_units, extend_range, init_range): Remove them.
3072 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
3073 Output "#define INSN_SCHEDULING" here.
3074 * genattrtab.c (struct range, struct function_unit_op,
3075 struct function_unit, struct dimension, enum operator,
3076 operate_exp, expand_units, simplify_knowing,
3077 encode_units_mask, simplify_by_exploding,
3078 find_and_mark_used_attributes, unmark_used_attributes,
3079 add_values_to_cover, increment_current_value,
3080 test_for_current_value, simplify_with_current_value,
3081 simplify_with_current_value_aux, gen_unit,
3082 write_unit_name, write_function_unit_info,
3083 write_complex_function, write_toplevel_expr,
3084 find_single_value, extend_range): Remove.
3085 (write_attr_get): Do not handle common_av->value
3087 (struct attr_desc): Remove func_units_p and blockage_p.
3088 (write_attr_valueq): Do not handle them.
3089 (find_attr): Do not clear them.
3090 (make_internal_attr): Do not initialize them.
3091 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
3092 * sched-vis.c (init_target_units, insn_print_units,
3093 init_block_visualization, print_block_visualization,
3094 visualize_scheduled_insns, visualize_no_unit,
3095 visualize_stall_cycles, visualize_alloc,
3096 visualize_free, target_units, get_visual_tbl_length,
3097 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
3098 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
3099 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
3100 * haifa-sched.c (blockage_range, clear_units,
3101 schedule_unit, actual_hazard, potential_hazard,
3102 insn_unit, unit_last_insn, unit_tick,
3103 actual_hazard_this_instance, potential_hazard,
3104 schedule_unit, max_insn_queue_index_value): Remove.
3105 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
3106 max_insn_queue_index.
3107 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
3108 * doc/md.texi (Processor pipeline description): Remove
3109 references to old pipeline descriptions.
3110 (Automaton pipeline description): Merge with the above.
3111 (Old pipeline description, Comparison of the two descriptions):
3114 * bt-load.c (migrate_btr_def): Remove references to
3115 use_pipeline_interface.
3116 * haifa-sched.c (insn_cost, schedule_insn,
3117 schedule_block, advance_one_cycle, sched_init,
3118 queue_to_ready, sched_finish): Likewise.
3119 * modulo-sched.c (sms_schedule, advance_one_cycle,
3120 ps_has_conflicts): Likewise.
3121 * sched-rgn.c (init_ready): Likewise.
3122 (debug_dependencies): Likewise, and remove an "if (1)".
3123 * target.h (use_dfa_pipeline_interface): Remove.
3124 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3125 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3126 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3127 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3128 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3129 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3130 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3131 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3132 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3133 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3134 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3135 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3136 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3137 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3138 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3139 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3140 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3141 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3142 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3144 2004-07-19 Roger Sayle <roger@eyesopen.com>
3146 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
3148 2004-07-19 Jeff Law <law@redhat.com>
3150 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
3151 (get_eq_expr_value): Use it. Simplify slightly.
3153 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
3155 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
3156 (umulsidi3_32bit_r4000): Likewise.
3158 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
3160 * vec.h: Propagate location information properly.
3161 (VEC_T_iterate): Add result pointer parameter.
3163 (VEC_T_reserve): Use it.
3165 2004-07-19 Daniel Jacobowitz <dan@debian.org>
3167 * Makefile.in (c-format.o): Depend on c-format.h.
3168 * c-format.h: New file.
3169 (struct format_char_info): Add CHAIN member.
3170 * c-format.c: Move some types and constants to c-format.h.
3171 (format_type_error): Set to -1.
3172 (struct function_format_info): Use an int for format_type.
3173 (decode_format_type): Return an int. Return format_type_error
3175 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
3176 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
3177 (scan_char_table, time_char_table, monetary_char_table): Initialize
3179 (n_format_types): New variable.
3180 (check_format_info_main): Handle CHAIN in format_char_info.
3181 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
3182 TARGET_N_FORMAT_TYPES.
3183 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
3184 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
3185 * config/sol2-c.c: New file.
3186 * config/t-sol2: New file.
3187 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
3188 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
3189 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
3191 * doc/extend.texi (Target Format Checks): New section.
3192 (Function Attributes): Mention it.
3193 * doc/invoke.texi: Mention target format checks.
3194 * doc/sourcebuild.texi: Mention target format checks.
3195 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
3196 TARGET_FORMAT_TYPES.
3198 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
3200 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
3202 * config/s390/s390.c (regclass_map initializer): Register 35 added to
3204 (load_multiple_operation, store_multiple_operation): Removed
3205 pointless sanity check.
3206 (s390_decompose_address): Added check for return_address_pointer_rtx.
3207 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
3208 (s390_return_address_offset): New function.
3209 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
3210 (FRAME_REGNO_P): Added check for register 35.
3211 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
3212 REG_ALLOC_ORDER): Appended entry for register 35.
3213 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
3214 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
3215 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
3216 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
3217 is eliminable using stack pointer or hard frame pointer.
3218 (REGISTER_NAMES): Added name for register 35.
3219 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
3220 pointless sanity check.
3222 2004-07-19 Roger Sayle <roger@eyesopen.com>
3224 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
3225 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
3226 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
3227 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
3228 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
3229 (fold_relational_const): Tidy up handling of floating point
3230 comparisons by calling real_compare. Remove tree_expr_nonzero_p
3231 transformation; fold_relational_const assumes constant operands.
3233 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
3235 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
3238 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
3240 * c-tree.h (struct c_expr): Define.
3241 (C_SET_EXP_ORIGINAL_CODE): Remove.
3242 (parser_build_binary_op, build_compound_expr): Update prototypes.
3243 * c-parse.in (%union): Add exprtype.
3244 (FUNC_NAME): Mark as ttype.
3245 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
3247 (expr): Update. Define directly in terms of expr_no_commas
3248 instead of using nonnull_exprlist.
3249 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
3250 offsetof_member_designator, typespec_nonreserved_nonattr, init,
3251 initval, designator, component_declarator,
3252 component_notype_declarator, enumerator, array_declarator,
3253 condition, exexpr, switch_statement, stmt_nocomp, stmt,
3254 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
3255 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
3257 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
3258 * c-common.c (c_common_truthvalue_conversion): Don't check
3259 C_EXP_ORIGINAL_CODE.
3260 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
3261 Don't use C_EXP_ORIGINAL_CODE.
3262 (default_conversion, default_function_array_conversion): Don't use
3263 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
3264 (internal_build_compound_expr): Merge into build_compound_expr.
3265 (build_compound_expr): Take two operands instead of a TREE_LIST.
3266 * objc/objc-act.c (get_super_receiver): Update calls to
3267 build_compound_expr.
3269 2004-07-18 Paolo Bonzini <bonzini@gnu.org>
3271 * config/sh/sh.c (sh_use_dfa_interface): Remove.
3272 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
3274 * config/sh/sh.md: Extract pipeline descriptions
3275 into separate files.
3276 * config/sh/sh1.md: New file, extracted from sh.md.
3277 * config/sh/sh4.md: New file, extracted from sh.md.
3278 * config/sh/shmedia.md: New file, extracted from sh.md
3279 and rewritten using new-style pipeline description.
3281 2004-07-18 Zack Weinberg <zack@codesourcery.com>
3283 * config/pa/pa.md: Delete the two remaining define_peephole
3286 2004-07-18 Steven Bosscher <stevenb@suse.de>
3287 Joseph S. Myers <jsm@polyomino.org.uk>
3289 * c-common.c (c_common_truthvalue_conversion): Don't warn if
3290 TREE_NO_WARNING is set.
3292 2004-07-18 Roger Sayle <roger@eyesopen.com>
3294 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
3295 simplify_builtin_strncmp): Delete.
3296 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
3297 Change argument to accept an arglist instead of an "exp". Assume
3298 that the return type is always integer_type_node. Copy missing
3299 transformations from their now obsolete simplify_builtin_*
3301 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
3302 fold_builtin_strcmp and fold_builtin_strncmp.
3303 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
3304 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
3305 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
3307 2004-07-18 Daniel Jacobowitz <dan@debian.org>
3309 * Makefile.in (tree-alias-common.o): Update dependencies.
3311 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
3313 * cfgloop.c (flow_loop_nested_p): Fix comment.
3315 2004-07-17 Jason Merrill <jason@redhat.com>
3318 * stor-layout.c (relayout_decl): New fn.
3319 * tree.h: Declare it.
3320 (DECL_BY_REFERENCE): New macro.
3322 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
3324 * libgcc2.c (__enable_execute_stack): New symbol.
3325 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
3326 and declare __enable_execute_stack.
3327 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
3328 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
3329 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
3330 ENABLE_EXECUTE_STACK.
3331 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
3332 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
3333 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
3334 ENABLE_EXECUTE_STACK.
3335 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
3336 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
3337 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
3338 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
3339 ENABLE_EXECUTE_STACK.
3340 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
3341 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
3342 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
3343 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
3344 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
3345 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
3346 (sparc64_initialize_trampoline): Likewise.
3347 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
3349 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
3351 * langhooks.h (builtin_function): New langhook.
3352 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
3353 (LANG_HOOKS_INITIALIZER): Update.
3354 * tree.h (builtin_function): Remove.
3355 * doc/tm.texi: Update.
3356 * c-tree.h (builtin_function): Declare.
3357 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
3358 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
3359 config/ia64/ia64.c, config/iq2000/iq2000.c,
3360 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
3361 config/stormy16/stormy16.c: All callers of builtin_function
3364 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
3367 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
3368 Remove white space after the backslash.
3370 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3372 PR rtl-optimization/16294
3373 * resource.c (return_insn_p): New predicate.
3374 (mark_target_live_regs): Use it. Special-case return insns.
3375 (init_resource_info): Use it. Don't scan the epilogue past
3378 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3380 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
3381 destroy dominance information.
3382 * passes.c (rest_of_handle_loop2): Free dominance information.
3383 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
3385 (thread_jumps): Update dominance information and remove unreachable
3387 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
3388 information and remove the unreachable block.
3390 2004-07-17 Graham Stott <graham.stott@btinternet.com>
3392 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
3394 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
3396 * doc/sourcebuild.texi: Remove libf2c entry.
3398 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
3400 * config/i386/i386.md (movv16qi_internal): Fix typo.
3402 2004-07-17 Steven Bosscher <stevenb@suse.de>
3404 * final.c (final_scan_insn): Fix broken commit from previous
3407 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
3409 * c-typeck.c (parser_build_binary_op): Condition warnings for
3410 X<=Y<=Z on -Wparentheses instead of -Wextra.
3411 * doc/invoke.texi: Update. Document that most of -Wparentheses is
3412 supported for C only.
3414 2004-07-17 Steven Bosscher <stevenb@suse.de>
3416 * cfgcleanup.c (try_simplify_condjump): Don't remove line
3417 notes to avoid unreachable code warnings.
3418 * toplev.c (backend_init): Don't emit line notes for
3419 unreachable code warnings.
3421 * combine.c (distribute_notes): Don't distribute a
3422 REG_VTABLE_REF note.
3423 * final.c (final_scan_insn): Don't handle it.
3424 * rtl.c (reg_note_name): Remove it.
3425 * rtl.h (enum reg_node): Dito.
3427 * emit-rtl.c (force_line_numbers, restore_line_number_status):
3429 * rtl.h (force_line_numbers, restore_line_number_status):
3432 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
3433 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
3434 (using_eh_for_cleanups): Also moved here.
3436 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
3437 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
3438 to expand_start_case and add_case_node.
3439 * stmt.c (struct nesting): Cleanup unused fields condition_code,
3440 last_unconditional_cleanup, nominal_type, printname, and
3442 (struct fixup_goto): Remove.
3443 (struct stmt_status): Remove x_goto_fixup_chain field.
3444 (goto_fixup_chain): Remove.
3445 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
3446 pushcase, pushcase_range): Remove.
3447 (expand_start_bindings_and_block): Don't set unused fields in
3449 (expand_start_case, add_case_node): Cleanup unused formal arguments.
3450 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
3451 instead of emit_jump_if_reachable.
3452 (emit_case_nodes): Likewise.
3453 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
3455 (update_eh_label): Work around left-over exception handing regions.
3456 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
3457 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
3458 (pass_cleanup_cfg_post_optimizing): New pass.
3459 (init_tree_optimization_passes): Run the new pass after all
3461 * tree.h (pushcase, pushcase_range): Remove prototypes.
3462 (expand_start_case, add_case_node): Update prototypes.
3464 2004-07-16 Krister Walfridsson <cato@df.lth.se>
3466 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
3468 2004-07-16 Richard Henderson <rth@redhat.com>
3470 * builtins.c (std_expand_builtin_va_arg): Remove.
3471 (expand_builtin_va_arg): Remove.
3472 * expr.h: Don't declare them.
3473 * gimplify.c (mark_decls_volatile_r): Remove.
3474 (copy_if_shared_r): Don't call it.
3475 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
3476 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
3477 * gimple-low.c (lower_stmt): Likewise.
3478 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
3479 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
3480 * tree-ssa-operands.c (get_expr_operands): Likewise.
3481 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
3482 EXPAND_BUILTIN_VA_ARG.
3483 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
3484 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
3485 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
3486 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
3488 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
3490 * tree-ssa-pre.c (insert_aux): Break out if we hit
3493 2004-07-16 Richard Henderson <rth@redhat.com>
3495 * basic-block.h (remove_fake_exit_edges): Declare.
3496 * cfganal.c (remove_fake_predecessors): Rename from
3497 remove_fake_successors; iterate over predecessors.
3498 (remove_fake_exit_edges): New.
3499 * cfgcleanup.c (try_optimize_cfg): Use it.
3500 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
3501 * predict.c (estimate_probability): Likewise.
3502 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
3503 * tree-cfg.c (make_edges): Likewise.
3504 * tree-ssa-pre.c (fini_pre): Likewise.
3505 * profile.c (instrument_edges): Don't remove_fake_edges.
3506 (branch_prob): Do it earlier here.
3508 2004-07-16 Richard Henderson <rth@redhat.com>
3510 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
3511 switchification wrt CONSTRUCTOR. Document the reason.
3513 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
3515 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
3516 that prevented descriptive __mf_check source location strings.
3518 2004-07-16 Richard Henderson <rth@redhat.com>
3520 * tree-def (WITH_SIZE_EXPR): New.
3521 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
3522 * expr.c (expand_expr_real_1): Likewise.
3523 * gimplify.c (maybe_with_size_expr): New.
3524 (gimplify_arg, gimplify_modify_expr): Use it.
3525 (gimplify_modify_expr_to_memcpy): Take size parameter.
3526 (gimplify_modify_expr_to_memset): Likewise.
3527 (gimplify_expr): Handle WITH_SIZE_EXPR.
3528 * tree-alias-common.c (find_func_aliases): Likewise.
3529 * tree-eh.c (tree_could_trap_p): Likewise.
3530 (tree_could_throw_p): Likewise.
3531 * tree-gimple.c (is_gimple_lvalue): Likewise.
3532 (get_call_expr_in): Likewise.
3533 * tree-inline.c (estimate_num_insns_1): Likewise.
3534 (expand_calls_inline): Likewise.
3535 * tree-nested.c (convert_call_expr): Likewise.
3536 * tree-pretty-print.c (dump_generic_node): Likewise.
3537 * tree-sra.c (sra_walk_expr): Likewise.
3538 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
3539 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
3540 * tree-ssa-operands.c (get_expr_operands): Likewise.
3541 * tree-tailcall.c (find_tail_calls): Likewise.
3543 * calls.c (expand_call): Reset old_stack_allocated after
3544 calling emit_stack_restore.
3546 2004-07-16 Richard Henderson <rth@redhat.com>
3548 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
3549 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
3550 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
3551 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
3552 copy_res_decl_for_inlining.
3554 * tree-inline.c (declare_return_variable): New modify_dest argument.
3555 Use it as the return value, when possible or manditory. Handle
3556 TREE_ADDRESSABLE types.
3557 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
3558 replacement of CALL_EXPR.
3560 2004-07-16 Richard Henderson <rth@redhat.com>
3562 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
3563 * gimple-low.c (expand_var_p): Don't check it.
3564 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
3565 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
3566 * tree-ssa-operands.c (add_stmt_operand): Likewise.
3567 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
3568 (find_referenced_vars): Don't call them.
3569 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
3571 2004-07-16 Richard Henderson <rth@redhat.com>
3573 * function.c (pass_by_reference): True for all variable sized types.
3575 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
3577 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
3578 * tree-pretty-print.c: Include tree-chrec.h.
3579 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
3580 and POLYNOMIAL_CHREC nodes.
3582 2004-07-16 Steve Ellcey <sje@cup.hp.com>
3584 * builtins.c (expand_builtin_stpcpy): Do not create temporary
3587 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
3589 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
3591 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
3593 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
3595 * config/s390/s390.c: Likewise.
3596 * config/s390/s390.h: Likewise.
3598 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3600 * config/mips/mips.md (addsi3, adddi3): Remove special handling
3601 of $sp adds. Remove REGNO checks from mips16 patterns.
3603 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3605 * config/mips/mips.md: Delete outdated comment.
3607 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3609 * config/mips/mips.c (get_float_compare_codes): Delete.
3610 (mips_emit_compare): New function, mostly extracted from
3611 get_float_compare_codes and gen_conditional_branch.
3612 (gen_conditional_branch, gen_conditional_move): Use it.
3614 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
3616 * genautomata.c (add_vect): Speedup by using integers as
3617 bit-vectors for walking through the comb_vect and finding
3620 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3622 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
3623 operand is an uns_arith_operand; use subtraction otherwise.
3624 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
3625 not just arith_operands.
3627 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3629 * config/mips/mips-protos.h (gen_int_relational): Delete.
3630 (mips_emit_scc): Declare.
3631 * config/mips/mips.c (internal_test): Delete.
3632 (sle_operand, sleu_operand): New functions.
3633 (map_test_to_internal_test, gen_int_relational): Delete.
3634 (mips_emit_binary, mips_relational_operand_ok_p)
3635 (mips_emit_int_relational, mips_zero_if_equal)
3636 (mips_emit_scc): New functions.
3637 (gen_conditional_branch): Rework to use mips_emit_int_relational.
3638 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
3640 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
3641 (sltu, sleu): Use mips_emit_scc.
3642 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
3643 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
3644 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
3646 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3648 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
3650 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3652 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
3653 (*sne_[sd]i): Likewise sne_[sd]i_zero.
3654 (*sgt_[sd]i): ...and sgt_[sd]i.
3655 (*slt_[sd]i): ...and slt_[sd]i.
3656 (*sgtu_[sd]i): ...and sgtu_[sd]i.
3657 (*sltu_[sd]i): ...and sltu_[sd]i.
3658 (*sleu_[sd]i): ...and sleu_[sd]i_const.
3659 Name previously unnamed mips16 patterns. Formatting fixes.
3661 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3663 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
3664 (branch_type): Delete.
3665 (gen_conditional_branch, gen_conditional_move)
3666 (mips_gen_conditional_trap): Update after name change. Get the
3667 comparison mode from cmp_operands[0].
3668 * config/mips/mips.h (cmp_type, branch_type): Delete.
3669 (cmp_operands): Renamed from branch_cmp.
3670 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
3671 name change. Don't set branch_type.
3672 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
3673 mode class of cmp_operands[0] rather than branch_type. Update after
3676 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3678 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
3679 of 0...255 to 0 when inside a SET.
3681 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3683 * config/mips/mips.md: Remove mips16 define_peepholes.
3685 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
3687 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
3688 (fini_pre): Remove fake edges.
3690 2004-07-15 Richard Henderson <rth@redhat.com>
3692 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
3693 (get_indirect_ref_operands, get_call_expr_operands): ... these.
3695 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
3697 * vec.h (VEC_address): New function.
3699 2004-07-14 Jason Merrill <jason@redhat.com>
3702 * gimplify.c (gimplify_arg): New fn, split out from...
3703 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
3705 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
3707 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
3708 generate code which is generated by pushqi1 now
3709 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
3711 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
3713 * combine.c (simplify_set): match the mode of the constant 0 with
3714 the tested operand to match the compare behaviour and the
3715 simplify_relational_operation() expectation.
3717 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
3719 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
3722 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
3724 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
3726 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
3728 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
3730 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
3731 calls in mips16 code.
3733 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
3735 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
3736 the destination of the li as well as for the neg.
3738 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
3741 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
3742 * cgraph.h: Update declaration.
3743 * c-decl.c (build_cdtor): Update call with default priority.
3744 * coverage.c (create_coverage): Ditto.
3745 * tree-mudflap.c (mf_init_fndecl): New tree.
3746 (mudflap_init): Set it.
3747 (mudflap_register_call): Arrange to call __mf_init before the first
3749 (mudflap_finish_file): Mark the mudflap static initializer as extra
3750 high priority, to beat all C++ static constructors.
3752 2004-07-15 Jeff Law <law@redhat.com>
3754 * loop.c (check_insn_for_givs): Restore check for code labels that was
3755 accidentally deleted by a recent checkin.
3757 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
3759 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
3760 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
3762 2004-07-14 Richard Henderson <rth@redhat.com>
3764 * print-tree.c (print_node): Fix casts last change.
3766 2004-07-15 Paul Brook <paul@codesourcery.com>
3768 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
3769 to TARGET_UNWIND_INFO.
3770 * except.c (output_function_exception_table): Ditto.
3772 * opts.c (decode_options): Ditto.
3773 * passes.c (rest_of_handle_final): Ditto.
3774 * final.c (final_start_function): Ditto.
3775 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
3777 * targhooks.h (default_unwind_emit): Declare.
3778 * targhooks.c (default_unwind_emit): New function.
3779 * target-def.h: Define and use TARGET_UNWIND_EMIT.
3780 * target.h (struct gcc_target): Add unwind_emit.
3781 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
3782 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
3783 Remove IA64_UNWIND_EMIT.
3784 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
3786 2004-07-14 Richard Henderson <rth@redhat.com>
3788 * print-tree.c (print_node): Handle SSA_NAME.
3790 2004-07-14 James E Wilson <wilson@specifixinc.com>
3793 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
3794 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
3796 2004-07-15 Jakub Jelinek <jakub@redhat.com>
3798 * expr.c (expand_assignment): Reenable bitfield += optimizations.
3799 Use alias set 0 for memory, do proper mode calculations and adjust
3800 address for memories.
3802 2004-07-14 Per Bothner <per@bothner.com>
3804 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
3805 structure with extra column field.
3806 * tree.c (expand_location): Also fill in column field.
3807 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
3808 gets confused by the two conditionally-compiled definitions.
3810 2004-07-14 Eric Christopher <echristo@redhat.com>
3812 * calls.c (expand_call): Fix typo in comment.
3814 2004-07-14 Steve Ellcey <sje@cup.hp.com>
3816 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
3817 comparision of TFmode.
3819 2004-07-14 Richard Henderson <rth@redhat.com>
3821 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
3822 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
3823 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
3824 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3825 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
3826 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
3827 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3828 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
3829 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
3831 2004-07-14 Mike Stump <mrs@apple.com>
3833 * config/darwin.h (WINT_TYPE): Define to be int to match
3834 system header files.
3836 2004-07-14 Bob Wilson <bob.wilson@acm.org>
3838 * config/xtensa/xtensa.c (function_arg_advance): Check for args
3839 that must be passed in the stack.
3840 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
3841 arguments if the size is not a constant.
3843 2004-07-14 Per Bothner <per@bothner.com>
3845 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
3846 instead of EXPR_LOCUS in a boolean context, which is always true
3847 if --enable-mapped-location.
3848 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
3850 2004-07-14 Richard Henderson <rth@redhat.com>
3852 * dominance.c (struct dom_info): Add fake_exit_edge.
3853 (init_dom_info): Allocate it.
3854 (free_dom_info): Free it.
3855 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
3857 (calc_idoms): Honor fake_exit_edge.
3859 2004-07-13 Jason Merrill <jason@redhat.com>
3861 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
3862 (rhs_test_for): New fn.
3863 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
3864 * tree-gimple.h: Declare them.
3865 * gimplify.c (gimplify_modify_expr): Use the new fns.
3867 2004-07-14 Richard Henderson <rth@redhat.com>
3869 * config/arm/arm-protos.h (arm_va_arg): Remove.
3870 * config/arm/arm.c (arm_va_arg): Remove.
3871 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
3872 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
3874 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3876 * pa.c (fix_range): New function to mark a range(s) of registers as
3878 (override_options): Call fix_range if the -mfixed-range option string
3880 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
3881 * doc/invoke.texi (-mfixed-range): Document new option.
3883 2004-07-14 David Edelsohn <edelsohn@gnu.org>
3885 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
3887 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
3889 2004-07-14 Roger Sayle <roger@eyesopen.com>
3891 * expmed.c (expand_sdiv_pow2): New function to expand signed division
3892 by a positive power of two, split out from expand_divmod. Provide
3893 an alternate implementation when shifts are expensive. Lower the
3894 threshold for using a branchless implementation to BRANCH_COST >= 2.
3895 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
3897 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
3899 * tree-dfa.c (make_rename_temp): *Really* work just
3900 like create_tmp_var if called while outside SSA form.
3902 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
3904 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
3905 for division by zero.
3906 ("umodsi3"): Likewise.
3908 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
3910 * config/mips/mips.c (mips_output_move): When generating mips16 code,
3911 force loads of negative constants to be split.
3912 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
3913 Generalize SImode li/neg splitter to cope with other modes.
3915 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
3917 * expmed.c: Remove more references to QUEUED in the comments.
3920 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
3923 2004-07-13 Richard Henderson <rth@redhat.com>
3924 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
3927 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
3929 * tree-dfa.c (make_rename_temp): Work just like
3930 create_tmp_var if called while outside SSA form.
3932 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
3934 * expr.c (enqueue_insn, finish_expr_for_function,
3935 protect_from_queue, queued_subexp_p, mark_queue,
3936 emit_insns_enqueued_after_mark, emit_queue,
3937 expand_increment): Remove.
3938 (store_constructor): Expand increment as an assignment.
3939 (expand_expr_real_1 <case PREINCREMENT_EXPR,
3940 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
3941 case POSTDECREMENT_EXPR>): Abort.
3942 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
3943 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
3944 protect_from_queue, emit_queue, queued_subexp_p): Remove.
3945 * function.h (pending_chain, x_pending_chain): Remove.
3946 * rtl.def (QUEUED): Remove.
3948 * emit-rtl.c (copy_insn_1, copy_most_rtx,
3949 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
3950 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
3951 encode_units_mask): Likewise.
3952 * local-alloc.c (equiv_init_varies_p): Likewise.
3953 * rtl.c (copy_rtx): Likewise.
3954 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
3955 * simplify-rtx.c (simplify_gen_subreg): Likewise.
3956 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
3958 * builtins.c (expand_builtin, expand_builtin_apply,
3959 expand_builtin_mathfn, expand_builtin_mathfn_2,
3960 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
3961 Remove calls to emit_queue and protect_from_queue.
3962 * calls.c (expand_call, precompute_arguments,
3963 precompute_register_parameters, rtx_for_function_call,
3964 store_one_arg): Likewise.
3965 * dojump.c (do_compare_and_jump, do_jump): Likewise.
3966 * explow.c (memory_address): Likewise.
3967 * expmed.c (clear_by_pieces_1, clear_storage,
3968 clear_storage_via_libcall, emit_group_load,
3969 emit_group_store, emit_store_flag,
3970 expand_expr_real_1, store_by_pieces,
3971 store_constructor, store_expr, try_casesi,
3972 try_tablejump): Likewise.
3973 * function.c (expand_pending_sizes): Likewise.
3974 * optabs.c (emit_cmp_and_jump_insns,
3975 emit_conditional_add, emit_conditional_move,
3976 expand_fix, expand_float, prepare_cmp_insn): Likewise.
3977 * stmt.c (emit_case_bit_tests,
3978 expand_asm_expr, expand_computed_goto,
3979 expand_decl_init, expand_end_case_type,
3980 expand_end_stmt_expr, expand_expr_stmt_value,
3981 expand_return, expand_start_case,
3982 optimize_tail_recursion): Likewise.
3983 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
3984 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
3986 2004-07-14 Ben Elliston <bje@au.ibm.com>
3988 * vec.h: Comment fix.
3990 2004-07-13 Richard Henderson <rth@redhat.com>
3992 * target.h (struct gcc_target): Add calls.pass_by_reference.
3993 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
3994 * function.c (pass_by_reference): Use the hook.
3995 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
3996 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
3997 (hook_pass_by_reference_must_pass_in_stack): New.
3998 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
3999 (alpha_pass_by_reference): New.
4000 (TARGET_PASS_BY_REFERENCE): New.
4001 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4002 * config/arc/arc.c (arc_pass_by_reference): New.
4003 (TARGET_PASS_BY_REFERENCE): New.
4004 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4005 (FUNCTION_ARG_CALLEE_COPIES): True.
4006 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
4007 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
4008 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
4009 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4010 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4011 * config/cris/cris.c (cris_pass_by_reference): New.
4012 (TARGET_PASS_BY_REFERENCE): New.
4013 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
4014 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
4015 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4016 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
4017 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4018 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
4019 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
4020 (frv_function_arg_pass_by_reference): Remove.
4021 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4022 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
4023 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
4024 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
4025 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4026 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
4027 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
4028 (ia64_pass_by_reference): Rename from
4029 ia64_function_arg_pass_by_reference.
4030 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4031 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4032 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
4033 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
4034 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
4035 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4036 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
4037 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
4038 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
4039 (m32r_pass_by_reference): Adjust prototype. Make static.
4040 Handle mode sizes correctly.
4041 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4042 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
4043 (m68hc11_function_arg_pass_by_reference): Remove.
4044 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4045 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
4046 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
4047 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4048 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
4049 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
4050 (mips_va_arg): Use pass_by_reference.
4051 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
4052 Handle mode sizes correctly.
4053 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4054 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
4055 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
4056 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
4057 (mmix_pass_by_reference): Rename from
4058 mmix_function_arg_pass_by_reference.
4059 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4060 (FUNCTION_ARG_CALLEE_COPIES): True.
4061 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
4062 (mn10300_pass_by_reference): New.
4063 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4064 (FUNCTION_ARG_CALLEE_COPIES): True.
4065 * config/pa/pa.c (pa_pass_by_reference): New.
4066 (TARGET_PASS_BY_REFERENCE): New.
4067 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4068 (FUNCTION_ARG_CALLEE_COPIES): True.
4069 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
4070 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
4071 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
4072 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4073 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
4074 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
4075 (s390_pass_by_reference): Rename from
4076 s390_function_arg_pass_by_reference.
4077 (s390_function_arg_advance): Don't query pass-by-ref.
4078 (s390_function_arg): Likewise.
4079 (s390_gimplify_va_arg): Use pass_by_reference.
4080 (s390_call_saved_register_used): Likewise.
4081 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4082 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
4083 (shcompact_byref, sh_pass_by_reference): New.
4084 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4085 (SHCOMPACT_BYREF): Remove.
4086 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
4087 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
4088 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
4089 (sparc_gimplify_va_arg): Use pass_by_reference.
4090 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4091 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4092 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
4093 (v850_pass_by_reference): New.
4094 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4095 (FUNCTION_ARG_CALLEE_COPIES): True.
4096 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
4097 FUNCTION_ARG_PASS_BY_REFERENCE docs.
4099 2004-07-14 Richard Henderson <rth@redhat.com>
4100 Richard Sandiford <rsandifo@redhat.com>
4102 * config/mips/mips-protos.h (mips_va_arg): Delete.
4103 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
4104 * config/mips/mips.c: Include tree-gimple.h.
4105 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
4106 (mips_arg_info): Remove special handling of must_pass_in_stck args.
4107 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
4108 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
4110 2004-07-13 Bob Wilson <bob.wilson@acm.org>
4112 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
4113 arguments for COND_EXPR in big-endian adjustment code.
4115 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4117 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
4118 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
4119 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
4120 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
4122 2004-07-13 Diego Novillo <dnovillo@redhat.com>
4124 PR tree-optimization/16443
4125 * tree-ssa-alias.c: Add more description for
4126 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
4127 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
4128 clobbering of call-clobbered and addressable variables. If
4129 there are any before aliases have been computed, add them.
4131 2004-07-13 Diego Novillo <dnovillo@redhat.com>
4133 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
4136 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
4138 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
4139 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
4142 2004-07-13 Per Bothner <per@bothner.com>
4144 * collect2.c (main): Handle --no-demangle and --demangle flags.
4146 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
4148 * Makefile.in (OBJS-common): Add tree-data-ref.o.
4149 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
4150 (tree-data-ref.o): New rule.
4151 * lambda.h: New file.
4152 * tree-data-ref.c: New file.
4153 * tree-data-ref.h: New file.
4154 * tree.c (int_cst_value, tree_fold_gcd): New functions.
4155 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
4157 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4160 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
4161 * config/sparc/sparc.c (output_ubranch): New function.
4162 * config/sparc/sparc.md (jump pattern): Use it.
4164 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4167 * config/sparc/sparc.c (output_cbranch): Properly guard
4168 the code handling far branches with TARGET_V9.
4169 * config/sparc/sparc.md (length attribute): Document the
4170 side-effect of having a length greater or equal to 3.
4172 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4173 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
4176 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
4177 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
4179 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4180 Martin Sebor <sebor@roguewave.com>
4183 * doc/invoke.texi (SPARC options): Document -threads
4184 and -pthreads on Solaris.
4186 2004-07-13 Richard Henderson <rth@redhat.com>
4188 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
4190 (ind_gimplify_va_arg_expr): Remove.
4191 * tree.h (ind_gimplify_va_arg_expr): Remove.
4192 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
4193 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
4196 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
4197 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
4198 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
4199 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
4200 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
4202 2004-07-13 Richard Henderson <rth@redhat.com>
4204 * function.c (pass_by_reference): New.
4205 (assign_parm_find_data_types): Use it.
4206 * calls.c (initialize_argument_information): Likewise.
4207 (emit_library_call_value_1): Likewise.
4208 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4209 * function.h (pass_by_reference): Declare.
4211 2004-07-13 Richard Henderson <rth@redhat.com>
4213 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
4214 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
4215 * expr.h (MUST_PASS_IN_STACK): Remove.
4216 * system.h (MUST_PASS_IN_STACK): Poison.
4217 * tree.h (must_pass_in_stack_var_size): Declare.
4218 (must_pass_in_stack_var_size_or_pad): Declare.
4219 * calls.c (must_pass_in_stack_var_size): New.
4220 (must_pass_in_stack_var_size_or_pad): Rename from
4221 default_must_pass_in_stack.
4222 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
4223 (TARGET_MUST_PASS_IN_STACK): New.
4224 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
4225 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
4226 (TARGET_MUST_PASS_IN_STACK): New.
4227 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
4228 * config/frv/frv.c (frv_must_pass_in_stack): New.
4229 (TARGET_MUST_PASS_IN_STACK): New.
4230 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
4231 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
4232 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
4233 (ix86_must_pass_in_stack): Make static.
4234 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
4235 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
4236 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
4237 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
4238 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
4239 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
4240 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
4241 (mcore_must_pass_on_stack): Remove.
4242 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
4243 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
4244 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
4245 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
4246 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
4247 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
4248 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
4249 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
4250 (TARGET_MUST_PASS_IN_STACK): New.
4251 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
4252 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
4253 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
4254 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
4255 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
4256 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
4257 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
4260 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
4261 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
4262 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
4263 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
4264 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
4265 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
4266 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
4267 config/xtensa/xtensa.c: Use target hook.
4269 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
4271 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
4272 * configure: Rebuilt.
4274 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
4276 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
4277 * config/mips/mips.h (mips_reg_names): Don't declare.
4278 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
4279 (TARGET_NAME_REGS): Delete.
4280 (TARGET_SWITCHES): Remove -mrnames.
4281 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
4282 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
4284 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
4285 (override_options): Remove handling of TARGET_NAME_REGS.
4287 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
4289 * config/mips/mips.h (TARGET_*): Boolify.
4291 2004-07-12 Nick Clifton <nickc@redhat.com>
4293 * config.gcc: Add sh-*-symbianelf target.
4294 * config/sh/sh.c: Add new target macros:
4295 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
4296 TARGET_CXX_IMPORT_EXPORT_CLASS.
4297 (sh_file_start): Create a definition of the .directive section.
4298 (sh_attribute): Add dllimport and dllexport attributes.
4299 * config/sh/symbian-pre.h: New file.
4300 * config/sh/symbian-post.h: New file.
4301 * config/sh/symbian.c: New file. Contains Symbian specific
4303 * config/sh/sh-protos.h: Add prototypes for new functions
4304 provided by symbian.c.
4305 * config/sh/t-symbian: New file.
4306 * doc/extend.texi: Document support for dllimport and dllexport
4307 attributes by the sh-symbianelf target.
4309 2004-07-12 James E Wilson <wilson@specifixinc.com>
4311 * Makefile.in (AR): Use @AR@ not ar.
4313 (AR_FOR_TARGET): Use $(AR) not ar for native.
4314 (NM_FOR_TARGET): Use $(NM) not nm for native.
4315 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
4316 * configure: Regenerate.
4318 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
4320 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
4322 (ashldi3_sp64): Likewise.
4324 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4327 * pa.c (function_arg): Update comment.
4328 * pa.h (BLOCK_REG_PADDING): Define.
4330 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4332 PR tree-optimization/16461
4333 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
4334 arguments of phi nodes.
4336 2004-07-12 Devang Patel <dpatel@apple.com>
4338 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
4340 2004-07-12 Steve Ellcey <sje@cup.hp.com>
4342 * function.c (expand_function_start): Ensure r_save is in Pmode.
4343 * calls.c (prepare_call_address): Ensure static_chain_value is
4345 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
4346 r_save_area are in Pmode.
4347 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
4348 fnaddr, and static_chain are in Pmode.
4350 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
4353 * config/ia64/ia64.c (bundling): Don't count ignored insns.
4355 2004-07-12 Richard Henderson <rth@redhat.com>
4357 * target.h (struct gcc_target): Move gimplify_va_arg_expr
4358 next to build_builtin_va_list.
4359 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
4360 * builtins.c (gimplify_va_arg_expr): Likewise.
4361 * gimplify.c (copy_if_shared_r): Likewise.
4363 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
4365 * passes.c (rest_of_decl_compilation): Don't defer call of
4366 assemble_variable if its DECL_RTL is already set.
4368 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
4370 * cfgloop.h (struct loop): Add nb_iterations field.
4371 (current_loops): Declare.
4372 * tree-chrec.c (chrec_not_analyzed_yet,
4373 chrec_dont_know, chrec_known, count_ev_in_wider_type,
4374 chrec_contains_symbols_defined_in_loop): Remove the temporary
4376 * tree-flow-inline.h (loop_containing_stmt): New function.
4377 * tree-scalar-evolution.c: Add implementation.
4378 * tree-scalar-evolution.h: Add declarations.
4380 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
4382 PR rtl-optimization/15921
4383 * Makefile.in (global.o): Add recog.h.
4385 * global.c (recog.h): Add the include-clause.
4386 (bb_info): New member earlyclobber.
4387 (allocate_bb_info, free_bb_info): Initialize/finish the new
4389 (earlyclobber_regclass, earlyclobber_regclass_length): The new
4391 (check_earlyclobber, regclass_intersect,
4392 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
4394 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
4395 (make_accurate_live_analysis): Modify pavin.
4397 2004-07-12 Diego Novillo <dnovillo@redhat.com>
4399 * tree-cfg.c (find_taken_edge): Statically compute the truth
4400 value of a predicate comparing an SSA_NAME to itself.
4402 2004-07-12 Roger Sayle <roger@eyesopen.com>
4404 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
4405 rs6000 doesn't have shift-and-add or shift-and-sub instructions
4406 by returning the cost of a multiplication plus an addition.
4408 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
4410 PR tree-optimization/14107
4411 * gimplify.c (gimplify_return_expr): Accept a
4412 RETURN_EXPR with an error argument.
4413 * tree-optimize.c (init_tree_optimization_passes):
4414 Run pass_warn_function_return at -O0.
4416 2004-07-12 Roger Sayle <roger@eyesopen.com>
4418 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
4421 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
4423 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
4424 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4425 * config/mips/3000.md: Add copyright notice. Remove automota and
4426 function units; use generic ones instead. Only define reservations
4427 for things that are different from generic.md. Extend each clause
4429 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
4430 * config/mips/mips.md: Include them. Remove define_function_units.
4431 (alu, imuldiv): New automata and units.
4433 2004-07-12 Ben Elliston <bje@au.ibm.com>
4435 * doc/invoke.texi (Optimize Options): Document -frename-registers
4436 not being enabled by default at -O3.
4438 2004-07-11 Roger Sayle <roger@eyesopen.com>
4440 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
4441 floating point additions, to keep real immediate constant positive.
4442 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
4443 into X + C, and leave positive real constants as X - C.
4445 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4447 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
4449 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4451 PR tree-optimization/15654
4452 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
4454 2004-07-11 Roger Sayle <roger@eyesopen.com>
4456 * builtins.c (fold_builtin_fputs): Don't bother converting the
4457 return type to integer_type_node, as we've already checked that
4458 the result will be ignored.
4460 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
4461 that signed addition, subtraction, multiplication, division,
4462 remainder, negation and absolute value may potentially trap.
4464 * fold-const.c (fold_ignored_result): New function to strip
4465 non-side-effecting tree nodes from an expression whose result
4467 (fold_convert): Call fold_ignored_result when casting a value
4469 (omit_one_operand): Call fold_ignored_result on the "omitted"
4470 operand when building a COMPOUND_EXPR.
4471 (pedantic_omit_one_operand): Likewise.
4472 * tree.h (fold_ignored_result): Prototype here.
4473 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
4474 when we're going to ignore the result.
4476 2004-07-11 Richard Henderson <rth@redhat.com>
4479 * tree-ssa-ccp.c (fold_stmt_r): Split out...
4480 * tree.c (fields_compatible_p, find_compatible_field): ... new.
4481 * tree.h (fields_compatible_p, find_compatible_field): Declare.
4482 * tree-sra.c (sra_hash_tree): Hash fields by offset.
4483 (sra_elt_eq): Use fields_compatible_p.
4484 (generate_one_element_ref): Use find_compatible_field.
4486 2004-07-11 Richard Henderson <rth@redhat.com>
4489 * tree-sra.c (generate_one_element_init): New.
4490 (generate_element_init): Use it.
4491 (scalarize_init): Push/pop gimplify context around it.
4492 (find_new_referenced_vars_1, find_new_referenced_vars): New.
4493 * gimplify.c (gimplify_expr): Allow SSA_NAME.
4495 2004-07-11 Roger Sayle <roger@eyesopen.com>
4497 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
4498 combine.c's combine_insn_cost.
4499 * rtl.h (insn_rtx_cost): Prototype here.
4500 * combine.c (combine_insn_cost): Delete function.
4501 (combine_validate_cost): Update callers of combine_insn_cost to
4502 call insn_rtx_cost instead.
4503 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
4504 requesting the rtx_cost of call and/or jump instructions.
4506 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
4507 rtx_cost directly. Don't request/use the cost of call or jump
4508 instructions. Return -1 if the cost of any instruction can't be
4509 determined (or the BB contains a function call).
4510 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
4511 -1 (i.e. can't determine the cost of any instruction or the basic
4512 block contains a subroutine call).
4513 (find_if_case_2): Likewise.
4515 2004-07-11 Roger Sayle <roger@eyesopen.com>
4517 * rs6000.c (struct processor_costs): Change semantics of fields to
4518 include the COST_N_INSNS scaling, and update all initializers.
4519 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
4520 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
4521 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
4522 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
4524 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
4526 * LANGUAGES: Remove obsolete information.
4528 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
4530 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
4531 SIGBUS signal frames, the PSW address points *to* the faulting
4532 instruction, not after it.
4534 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
4536 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
4537 added to TLS symbol addresses.
4539 2004-07-11 Richard Henderson <rth@redhat.com>
4541 * expmed.c (init_expmed): Use stack-local structures for
4542 temporary rtl. Don't recognize shifts.
4544 2004-07-11 Richard Henderson <rth@redhat.com>
4546 * expr.c (store_expr): Don't fiddle subreg promotion for types
4547 with precision smaller than the mode.
4549 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
4551 * tree.h (all_types_permanent): Remove.
4553 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
4555 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
4556 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
4557 * langhooks.c (lhd_clear_binding_stack): Remove.
4558 * langhooks-def.h (lhd_clear_binding_stack,
4559 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
4560 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
4561 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
4562 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
4563 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
4564 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
4565 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
4566 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
4567 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
4568 * tree.h (poplevel): Don't declare.
4569 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
4570 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
4571 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
4572 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
4575 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
4577 PR tree-optimization/16437
4578 * c-common.c (shorten_compare): Don't mark result of conversion to
4579 narrower signed type as overflowing.
4580 * fold-const.c (decode_field_reference): Determine whether
4581 signedness comes from outer type using precision rather than size.
4583 2004-07-11 Phil Edwards <phil@codesourcery.com>
4585 * configure.ac: Alphabetize --enable-checking list, add
4586 missing valgrind entry.
4587 * configure: Regenerate.
4589 2004-07-11 Phil Edwards <phil@codesourcery.com>
4591 * doc/install.texi (Testing): Fix syntax in "make check" example.
4593 2004-07-10 James E Wilson <wilson@specifixinc.com>
4595 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
4597 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4599 PR rtl-optimization/16001
4600 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
4603 2004-07-10 Geoffrey Keating <geoffk@apple.com>
4605 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
4607 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
4608 James Morrison <phython@gcc.gnu.org>
4610 * doc/contrib.texi (Contributors): Add gfortran contributors and
4611 fix a couple of typos.
4613 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4615 PR rtl-optimization/15387
4616 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
4617 to incoming args space correctly.
4619 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4621 * pa.c (output_indirect_call): Only use %r2 as the link register in
4622 indirect calls with the long PA 2.0 pc-relative branch.
4624 2004-07-10 Daniel Jacobowitz <dan@debian.org>
4626 * config/i386/i386.c (override_options): Pick a 64-bit CPU
4627 for the default tuning if TARGET_64BIT.
4629 2004-07-10 Richard Henderson <rth@redhat.com>
4631 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
4632 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
4634 2004-07-10 Jakub Jelinek <jakub@redhat.com>
4636 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
4637 * expmed.c (store_bit_field, extract_bit_field): Remove last
4639 * builtins.c (expand_builtin_signbit): Adjust callers.
4640 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
4641 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
4642 * ifcvt.c (noce_emit_move_insn): Likewise.
4643 * stmt.c (expand_return): Likewise.
4644 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
4645 store_field, expand_expr_real_1): Likewise.
4647 2004-07-10 Richard Henderson <rth@redhat.com>
4649 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
4651 2004-07-09 Mike Stump <mrs@apple.com>
4653 * config/darwin.c (no_dead_strip): Add.
4654 (HAVE_DEAD_STRIP): Add.
4655 (darwin_emit_unwind_label): Ensure that we don't dead code strip
4658 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4660 * tree-ssa-loop-im.c: New file.
4661 * Makefile.in (tree-ssa-loop-im.o): Add.
4662 * cfgloop.c (superloop_at_depth): New function.
4663 * cfgloop.h (superloop_at_depth): Declare.
4664 * common.opt (ftree-lim): New flag.
4665 * expr.c (array_ref_up_bound): New function.
4666 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
4667 * timevar.def (TV_LIM): New timevar.
4668 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
4669 computing immediate uses of a phi node.
4670 * tree-flow.h (struct tree_ann_common_d): Add aux field.
4671 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
4672 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
4673 * tree-pass.h (pass_lim): Declare.
4674 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
4676 (pass_lim): New pass structure.
4677 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
4678 * tree.c (in_array_bounds_p): New function.
4679 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
4680 (in_array_bounds_p, array_ref_up_bound): Declare.
4681 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
4682 * doc/passes.texi (tree-ssa-loop-im.c): Document.
4684 2004-07-09 Richard Henderson <rth@redhat.com>
4686 * builtins.c (expand_builtin_stpcpy): Don't modify len.
4688 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
4691 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
4693 * flags.h: Delete redundant prototypes that are being generated
4694 in options.h from common.opt.
4695 * common.opt: Add in the expository comments formerly in flags.h.
4697 2004-07-09 Jan Beulich <jbeulich@novell.com>
4699 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
4700 available for use only when TARGET_MMX/_SSE is set, and check for
4701 variable argument function if any register count is non-zero.
4702 (function_arg): Correctly suppress repeated warnings for passing SSE
4703 vectors are arguments without SSE enabled.
4704 (ix86_function_arg_boundary): Without SSE enabled, the use of what
4705 would be SSE register modes does no longer influence the alignment.
4707 2004-07-09 Richard Henderson <rth@redhat.com>
4709 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
4710 Always align upward to arg boundary. Use size_in_bytes/round_up.
4711 Maintain type-correctness of constants.
4712 * stor-layout.c (round_up, round_down): Special-case powers of 2.
4714 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
4716 * config/sparc/sparc.c (*_costs): Scale instruction costs
4718 (sparc_rtx_costs): Adjust as appropriate.
4720 2004-07-09 Jan Beulich <jbeulich@novell.com>
4722 * config/i386/mm3dnow.h: New.
4723 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
4725 2004-07-09 Richard Henderson <rth@redhat.com>
4727 * simplify-rtx.c (simplify_const_relational_operation): Only
4728 look at bounds of scalar integers.
4730 2004-07-09 Jan Beulich <jbeulich@novell.com>
4732 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
4734 2004-07-09 Andrew Pinski <apinski@apple.com>
4736 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
4738 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
4739 UOBJC_METACLASS_decl.
4741 2004-07-09 James E Wilson <wilson@specifixinc.com>
4744 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
4745 do return a parallel if hfa_mode == XFmode and mode == TImode.
4747 2004-07-09 Jan Beulich <jbeulich@novell.com>
4749 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
4750 permissible for unary plus.
4752 2004-07-09 Jan Beulich <jbeulich@novell.com>
4754 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
4755 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
4756 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
4757 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
4758 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
4759 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
4760 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
4761 (BUILTIN_xxxIMAX): New.
4762 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
4763 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
4764 BUILT_IN_PARITYIMAX.
4766 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
4768 * config/sparc/sparc.h (processor_costs): Define.
4769 (sparc_costs): Declare.
4770 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
4771 hypersparc_costs, sparclet_costs, ultrasparc_costs,
4772 ultrasparc3_costs): New.
4773 (sparc_override_options): Set sparc_costs as appropriate.
4774 (sparc_rtx_costs): Use sparc_costs instead of messy
4777 2004-07-09 Steven Bosscher <stevenb@suse.de>
4779 * doc/md.texi (Processor pipeline description): Mention that
4780 the old pipeline description is deprecated.
4782 * config/rs6000/7450.md (automaton ppc7450): Split up, move
4783 mciu_7450 function unit to...
4784 (automaton ppc7450mciu): ...new automaton.
4786 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
4787 (schedule_block): Don't consider inserting bubbles.
4788 (sched_init): Don't initialize DFA bubbles.
4789 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
4790 TARGET_SCHED_DFA_BUBBLE): Remove.
4791 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
4792 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
4793 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
4795 * stmt.c (conditional_context): Remove prototype.
4796 * tree.h (conditional_context): Remove.
4797 * tree-cfg.c (pre_insert_on_edge): Remove.
4799 * c-common.h (c_expand_asm_operands): Remove prototype.
4800 * c-typeck.c (c_expand_asm_operands): Remove.
4802 2004-07-09 Jan Beulich <jbeulich@novell.com>
4804 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
4805 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
4806 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
4807 and V8QI are class SSE. All sufficiently small remaining vector modes
4808 must be passed in one or two integer registers.
4809 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
4811 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
4812 __builtin_ia32_pmuludq128 have non-uniform argument and return types
4813 and must thus be handled explicitly.
4814 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
4816 (movv8qi_internal, movv4hi_internal, movv2si_internal,
4817 movv2sf_internal): Permit moving between MMX and XMM registers (since
4818 MMX areguments and return values are passed in XMM registers).
4819 (sse2_umulsidi3): Correct type and mode.
4821 2004-07-09 Richard Henderson <rth@redhat.com>
4823 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
4825 2004-07-09 Eric Christopher <echristo@redhat.com>
4827 * config/rs6000/40x.md: Split into two automatons.
4829 2004-07-09 Zack Weinberg <zack@codesourcery.com>
4830 Andrew Pinski <apinski@apple.com>
4832 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
4833 on when we have more than one input file.
4834 (c_common_parse_file): Restore loop over all input files.
4835 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
4837 * c-decl.c (set_type_context): New function.
4838 (pop_scope): Use it to set context of types. When we
4839 encounter a TYPE_DECL, set the context of the attached type too.
4840 (pop_file_scope): Don't call cpp_undef_all here.
4841 (diagnose_mismatched_decls): Do not complain about a second
4842 definition of an 'extern inline' function if it's not in the
4843 same translation unit. Do not complain about inline
4844 declaration after use if the use was in a different
4846 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
4847 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
4849 (pushdecl_top_level): Likewise.
4850 (grokdeclarator): Clarify what is going on with setting
4851 DECL_EXTERNAL on function types, a little.
4852 (c_write_global_declarations): Don't do anything if
4853 -fsyntax-only or errors have been encountered.
4855 2004-07-09 Zack Weinberg <zack@codesourcery.com>
4857 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
4859 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4862 * pa.c (output_indirect_call): Use %r2 as the link register when
4863 calling $$dyncall with a pc-relative branch.
4865 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
4867 * doc/install.texi (Binaries): Mention OpenPKG.
4869 2004-07-09 Diego Novillo <dnovillo@redhat.com>
4871 Fix PR tree-optimization/15555
4872 * tree-dfa.c (dump_variable): If the variable is a pointer
4873 SSA_NAME, also dump its points-to information.
4874 * tree-flow.h (struct ptr_info_def): Add field
4876 (dump_points_to_info_for): Declare.
4877 (debug_points_to_info_for): Declare.
4878 * tree-optimize.c (init_tree_optimization_passes): Add a
4879 second alias analysis pass after DOM2.
4880 Move pass_del_pta to a later spot.
4881 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
4882 create a name tags when we find a dereferenced pointer. Just
4883 mark the pointer dereferenced.
4884 (collect_points_to_info_for): Move code to clear points-to
4885 information to create_name_tags.
4886 (create_name_tags): New function.
4887 (compute_flow_sensitive_aliasing): Call it.
4888 (setup_pointers_and_addressables): Mark type tags for renaming
4890 (create_memory_tag): ... here.
4891 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
4892 (dump_points_to_info_for): Declare extern.
4893 (debug_points_to_info_for): New function.
4895 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
4897 * config/arc/arc.md: Switch to DFA-based scheduler description.
4898 * config/arc/arc.c: Switch to DFA-based scheduler description.
4900 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
4902 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
4905 2004-07-09 Richard Henderson <rth@redhat.com>
4907 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
4908 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4909 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
4910 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
4912 * config/v850/v850-protos.h (v850_va_arg): Remove.
4913 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4914 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
4915 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
4916 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
4917 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
4919 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
4922 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
4923 and DImode to use +/-4k offset.
4925 2004-07-09 Richard Henderson <rth@redhat.com>
4927 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
4929 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4930 (xstormy16_gimplify_va_arg_expr): Rewrite from
4931 xstormy16_expand_builtin_va_arg.
4932 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
4934 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
4935 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
4937 * config/sh/sh-protos.h (sh_va_arg): Remove.
4938 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4939 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
4940 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
4942 * config/pa/pa-protos.h (hppa_va_arg): Remove.
4943 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4944 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
4945 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
4947 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
4948 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4949 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
4950 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
4952 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4954 * config/sparc/sparc.md (return): Rewrite length formula.
4955 * config/sparc/sparc.c (output_return): Pass 1 as 5th
4956 argument to final_scan_insn when in a delay slot.
4957 (output_sibcall): Likewise.
4959 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
4961 * arm.c (arm_cpp_interwork): New variable.
4962 (arm_override_options): Set it if TARGET_INTERWORK was on the command
4964 * arm.h (arm_cpp_interwork): Declare it.
4965 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
4966 __THUMB_INTERWORK__ in the preprocessor.
4968 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
4970 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
4972 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4975 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
4976 Override default settings to account for -m32 and -m64.
4978 2004-07-08 Randolph Chung <tausq@debian.org>
4980 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
4982 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
4984 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
4985 before comparing it as such.
4987 2004-07-08 Richard Henderson <rth@redhat.com>
4989 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
4990 temporary. Use bit arithmetic to align.
4992 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
4994 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
4995 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
4996 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
4997 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
4998 add_labels_and_missing_jumps, find_jump_block,
4999 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
5001 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
5002 link_btr_uses, move_btr_def): Likewise.
5003 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
5004 expand_builtin_expect_jump): Likewise.
5005 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
5006 * calls.c (expand_call, emit_library_call_value_1): Likewise.
5007 * cfganal.c (forwarder_block_p): Likewise.
5008 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
5009 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
5010 find_bb_boundaries): Likewise.
5011 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
5012 merge_blocks_move_predecessor_nojumps,
5013 merge_blocks_move_successor_nojumps, insns_match_p,
5014 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
5015 try_optimize_cfg): Likewise.
5016 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
5017 * cfglayout.c (skip_insns_after_block, label_for_bb,
5018 record_effective_endpoints, insn_locators_initialize,
5019 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
5020 * cfgmainloop.c (create_loop_notes): Likewise.
5021 * cfgrtl.c (delete_insn, delete_insn_chain,
5022 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
5023 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
5024 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
5025 redirect_branch_edge, force_nonfallthru_and_redirect,
5026 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
5027 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
5028 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
5029 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
5030 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
5031 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
5032 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
5033 * combine.c (combine_instructions, can_combine_p, try_combine,
5034 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
5035 distribute_notes, distribute_links, insn_cuid): Likewise.
5036 * cse.c (fold_rtx, cse_insn, cse_around_loop,
5037 invalidate_skipped_block, cse_set_around_loop,
5038 cse_end_of_basic_block, cse_main, cse_basic_block,
5039 cse_condition_code_reg): Likewise.
5040 * cselib.c (cselib_process_insn): Likewise.
5041 * ddg.c (create_ddg): Likewise.
5042 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
5044 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
5045 gen_label_die, dwarf2out_var_location): Likewise.
5046 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
5047 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
5048 last_call_insn, active_insn_p, next_label, prev_label,
5049 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
5050 add_insn_before, remove_insn, add_function_usage_to,
5051 reorder_insns, find_line_note, remove_unnecessary_notes,
5052 emit_insn_after_1, classify_insn): Likewise.
5053 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
5054 connect_post_landing_pads, sjlj_mark_call_sites,
5055 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
5056 can_throw_internal, can_throw_external, set_nothrow_function_flags,
5057 convert_to_eh_region_ranges): Likewise.
5058 * explow.c (optimize_save_area_alloca): Likewise.
5059 * expr.c (expand_expr_real): Likewise.
5060 * final.c (insn_current_reference_address, compute_alignments,
5061 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
5062 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
5063 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
5064 propagate_block_delete_insn, propagate_one_insn,
5065 init_propagate_block_info, propagate_block, libcall_dead_p,
5066 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
5068 * function.c (instantiate_virtual_regs, reorder_blocks_1,
5069 expand_function_start, expand_function_end, contains,
5070 thread_prologue_and_epilogue_insns,
5071 reposition_prologue_and_epilogue_notes): Likewise.
5072 * gcse.c (constprop_register, bypass_conditional_jumps,
5073 insert_insn_end_bb, gcse_after_reload): Likewise.
5074 * genemit.c (gen_expand, gen_split): Likewise.
5075 * genpeep.c (gen_peephole, main): Likewise.
5076 * global.c (build_insn_chain): Likewise.
5077 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
5078 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
5079 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
5080 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
5081 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
5082 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
5083 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
5084 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
5085 dead_or_predicable): Likewise.
5086 * integrate.c (try_constants): Likewise.
5087 * jump.c (rebuild_jump_labels, cleanup_barriers,
5088 purge_line_number_notes, init_label_info, mark_all_labels,
5089 squeeze_notes, get_label_before, get_label_after,
5090 reversed_comparison_code_parts, simplejump_p, pc_set,
5091 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
5092 delete_barrier, delete_prior_computation, delete_computation,
5093 delete_related_insns, delete_for_peephole, redirect_jump):
5095 * lcm.c (optimize_mode_switching): Likewise.
5096 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
5098 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
5099 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
5100 * loop-iv.c (simplify_using_assignment): Likewise.
5101 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
5102 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
5103 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
5104 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
5105 check_insn_for_givs, check_final_value, update_giv_derive,
5106 basic_induction_var, product_cheap_p, check_dbra_loop,
5107 loop_insn_first_p, last_use_this_basic_block,
5108 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
5109 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
5110 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
5111 sms_schedule_by_order): Likewise.
5112 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
5113 * postreload.c (reload_cse_simplify_operands, reload_combine,
5114 reload_cse_move2add): Likewise.
5115 * predict.c (can_predict_insn_p, estimate_probability,
5116 expected_value_to_br_prob, process_note_predictions): Likewise.
5117 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
5118 * profile.c (branch_prob): Likewise.
5119 * ra-build.c (live_out_1, livethrough_conflicts_bb,
5120 detect_webs_set_in_cond_jump): Likewise.
5121 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
5122 ra_print_rtl_with_bb): Likewise.
5123 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
5124 * recog.c (next_insn_tests_no_inequality, find_single_use,
5125 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
5126 * reg-stack.c (next_flags_user, record_label_references,
5127 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
5128 compensate_edge, convert_regs_1): Likewise.
5129 * regclass.c (scan_one_insn): Likewise.
5130 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
5131 regmove_optimize, fixup_match_1, single_set_for_csa,
5132 combine_stack_adjustments_for_block): Likewise.
5133 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
5134 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
5135 find_equiv_reg): Likewise.
5136 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
5137 reload_as_needed, emit_input_reload_insns, do_output_reload,
5138 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
5140 * reorg.c (find_end_label, emit_delay_sequence,
5141 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
5142 get_jump_flags, rare_destination, mostly_true_jump,
5143 try_merge_delay_insns, redundant_insn, own_thread_p,
5144 fill_simple_delay_slots, fill_slots_from_thread,
5145 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
5146 dbr_schedule): Likewise.
5147 * resource.c (find_basic_block, next_insn_no_annul,
5148 find_dead_or_set_registers, mark_target_live_regs): Likewise.
5149 * rtl.h (RTX_PREV): Likewise.
5150 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
5151 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
5152 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
5153 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
5154 tablejump_p, computed_jump_p, insns_safe_to_move_p,
5155 find_first_parameter_load, can_hoist_insn_p): Likewise.
5156 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
5157 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
5158 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
5159 schedule_ebbs): Likewise.
5160 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
5161 is_conditionally_protected, can_schedule_ready_p,
5162 add_branch_dependences, debug_dependencies): Likewise.
5163 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
5165 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
5166 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
5167 set_dominates_use, ujump_to_loop_cont): Likewise.
5168 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
5169 * varasm.c (output_constant_pool_1): Likewise.
5171 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5173 * tree-scalar-evolution.c: New file.
5174 * tree-scalar-evolution.h: New file.
5175 * tree-ssa-loop-niter.c: New file.
5176 * Makefile.in (SCEV_H): New.
5177 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
5178 * cfgloop.h (struct loop): Add bounds field.
5179 * tree-flow.h (struct tree_niter_desc): New type.
5180 (number_of_iterations_cond, number_of_iterations_exit,
5181 loop_niter_by_eval, find_loop_niter_by_eval,
5182 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
5183 free_numbers_of_iterations_estimates): Declare.
5184 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
5185 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
5186 * doc/invoke.texi (max-iterations-to-track): Document.
5188 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
5190 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
5191 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
5192 (MODE_AFTER): Add cast appropriately.
5193 * config/sh/sh.md (movdi splitter): Likewise.
5194 (casesi_worker_2): Add const qualifier appropriately.
5195 (eh_return): Remove unused variable.
5196 (insv): Initialize v;
5198 2004-07-08 Richard Henderson <rth@redhat.com>
5200 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
5201 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5202 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
5203 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
5204 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
5206 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
5207 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5208 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
5209 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
5211 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
5212 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5213 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
5214 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
5216 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
5217 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5218 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
5219 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
5221 * config/i860/i860-protos.h (i860_va_arg): Remove.
5222 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5223 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
5224 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
5226 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
5228 * system.h: Prototype getpagesize if missing.
5229 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
5230 * configure: Regenerate.
5231 * config.in: Regenerate.
5233 2004-07-08 Richard Henderson <rth@redhat.com>
5235 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
5236 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5237 (fr30_gimplify_va_arg_expr): New.
5238 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
5239 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
5241 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
5244 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
5245 of asm_noperands result.
5247 2004-07-08 Richard Henderson <rth@redhat.com>
5249 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
5250 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5251 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
5252 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
5254 2004-07-08 Richard Henderson <rth@redhat.com>
5256 * builtins.c (ind_gimplify_va_arg_expr): New.
5257 * tree.h (ind_gimplify_va_arg_expr): Declare.
5258 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
5260 2004-07-08 Jan Beulich <jbeulich@novell.com>
5262 * expmed.c (extract_bit_field): Correct condition to use vec_extract
5263 patterns also on vector elements other than the first one.
5264 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
5267 2004-07-08 Geoffrey Keating <geoffk@apple.com>
5269 * config/rs6000/darwin-ldouble.c: Correct reference
5270 to the Linnainmaa paper.
5272 2004-07-08 Richard Henderson <rth@redhat.com>
5274 * config/arc/arc-protos.h (arc_va_arg): Remove.
5275 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5276 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
5277 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
5279 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
5280 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5281 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
5282 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
5284 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5286 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
5288 2004-07-08 Zack Weinberg <zack@codesourcery.com>
5290 * c-decl.c (static_ctors, static_dtors): Make static.
5291 (pop_file_scope): Call c_common_write_pch and
5292 cgraph_finalize_compilation_unit here.
5293 (build_cdtor): Moved here from c-objc-common.c; simplify.
5294 (c_write_global_declarations_1): Clarify comment.
5295 (c_write_global_declarations): Close the external scope before
5296 doing anything else. Call build_cdtor, cgraph_optimize, and
5297 mudflap_finish_file here.
5298 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
5300 * c-objc-common.c: No need to include cgraph.h.
5301 (build_cdtor): Moved to c-decl.c.
5302 (c_objc_common_finish_file): Delete.
5303 * c-tree.h: Update to match.
5304 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
5305 (generate_static_references): Set TREE_USED before calling finish_decl.
5306 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
5307 on the static_instances_decl.
5309 2004-07-08 Zack Weinberg <zack@codesourcery.com>
5311 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
5312 decls when there is only one input translation unit.
5313 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
5314 change of 2004-07-05; do not treat declarations with
5315 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
5316 * opts.c (cur_in_fname): Delete.
5318 * tree.c: Revert changes of 2004-07-05; no special treatment
5319 for TRANSLATION_UNIT_DECLs.
5320 * Makefile.in (tree.o): Update dependencies.
5322 2004-07-08 Roger Sayle <roger@eyesopen.com>
5324 * builtins.c (fold_builtin_strcpy): Merge functionality from
5325 simplify_builtin_strcpy. Add additional len argument. No longer
5326 static. Remove function prototype.
5327 (fold_builtin_strncpy): Likewise integrate functionality from
5328 simplify_builtin_strncpy. Add additional slen argument. No
5329 longer static. Remove function prototype.
5330 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
5331 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
5332 types of "ignore" and "unlocked" parameters to bool.
5333 (fold_builtin_1): Add additional ignore argument. Call renamed
5334 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
5335 builtins. Update arguments to fold_builtin_strncpy and
5336 fold_builtin_strcpy. Add function prototype.
5337 (fold_builtin): Add additional Boolean ignore argument to pass
5339 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
5340 and fold_builtin_strncpy instead of simplify_builtin_fputs,
5341 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
5343 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
5344 simplify_builtin_strncpy): Delete function prototypes.
5345 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
5346 fold_builtin_strncpy): Add function prototypes here.
5347 (fold_builtin): Update function prototype with new "bool ignore".
5349 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
5350 (ccp_fold_builtin): Update call to fold_builtin. Call
5351 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
5352 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
5353 simplify_builtin_strncpy respectively.
5354 * fold-const.c (fold): Update call to fold_builtin.
5356 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
5358 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
5361 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
5362 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
5363 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
5364 * calls.c: Remove ifdefs of macros above.
5365 * functions.c: Likewise.
5368 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5370 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
5371 (arch attribute): Delete.
5372 (current_function_calls_alloca attribute): Rename into calls_alloca.
5373 (calls_eh_return): New attribute.
5374 (leaf_function): Likewise.
5375 (length attribute): Fix formula for sibcalls.
5376 (return insn): Correctly compute the 'length' attribute.
5377 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
5379 2004-07-08 Richard Henderson <rth@redhat.com>
5381 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
5382 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
5383 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
5384 * tree-eh.c (lower_eh_constructs_1): Likewise.
5385 * tree-sra.c (sra_walk_modify_expr): Likewise.
5386 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
5387 (eliminate_unnecessary_stmts): Likewise.
5388 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
5389 * tree-tailcall.c (optimize_tail_call): Likewise.
5390 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
5392 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
5393 Jakub Jelinek <jakub@redhat.com>
5395 * config/i386/i386.c (override_options): Enable
5396 SSE prefetches with -mtune, as long as we are
5397 compiling for i686 or higher. All i686 processors
5398 accept SSE prefetches as NOPS, some i586's don't.
5400 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5403 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
5405 2004-07-08 Diego Novillo <dnovillo@redhat.com>
5407 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
5408 the handling of clobbering ASM_EXPRs.
5410 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5413 * config/sparc/sparc.c (function_value): In 64-bit mode,
5414 return the aggregates larger than 16 bytes like unions.
5416 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5419 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
5420 'temp' is zero, generate new pseudos as needed and emit the
5421 sequence of insns in single-assignment form. Resync comments
5423 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
5424 function before reload.
5426 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
5428 * vec.c (vec_assert_fail): Remove duplicate 'function'.
5430 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
5432 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
5433 Allocation is signed.
5434 (VEC_reserve): Return flag, allocation is signed.
5436 2004-07-08 Richard Henderson <rth@redhat.com>
5438 * tree-ssa-ccp.c (fold_stmt): Get type directly from
5439 OBJ_TYPE_REF_OBJECT.
5441 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
5442 Neil Booth <neil@daikokuya.co.uk>
5446 * c-decl.c (finish_struct): Ensure bit-fields are given the
5448 * c-common.c (c_common_signed_or_unsigned_type): For C, require
5449 the precision to match as well as the mode.
5450 * expr.c (reduce_to_bit_field_precision): New function.
5451 (expand_expr_real_1): Reduce expressions of bit-field type to
5453 * langhooks.h (reduce_bit_field_operations): New hook.
5454 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
5456 * c-lang.c, objc/objc-lang.c
5457 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
5458 * objc/objc-act.c (check_ivars): Convert types to bit-field types
5460 * tree.c (build_nonstandard_integer_type): New function.
5461 * tree.h (build_nonstandard_integer_type): New prototype.
5462 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
5463 conversions between integer and boolean types as useless.
5465 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
5467 * c-common.c (c_common_nodes_and_builtins): Do not
5468 create __builtin_ptrdiff_t and __builtin_size_t.
5470 2004-07-08 Andrew Pinski <apinski@apple.com>
5472 * Makefile.in (libbackend.o): Add -combine to the gcc
5475 2004-07-08 Nick Clifton <nickc@redhat.com>
5477 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
5480 2004-07-08 Richard Henderson <rth@redhat.com>
5482 * except.c (expand_eh_region_start, expand_eh_region_end,
5483 expand_eh_handler, expand_eh_region_end_cleanup,
5484 expand_start_all_catch, expand_start_catch, expand_end_catch,
5485 expand_end_all_catch, expand_eh_region_end_allowed,
5486 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
5487 expand_eh_region_end_fixup): Remove.
5488 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
5489 cleanups, outer_cleanups, label_chain, exception_region.
5490 (struct goto_fixup): Remove stack_level, cleanup_list_list.
5491 (struct label_chain): Remove.
5492 (struct stmt_status): Remove x_stack_block_stack.
5493 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
5494 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
5495 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
5496 end_cleanup_deferral, last_cleanup_this_contour,
5497 containing_blocks_have_cleanups_or_stack_level,
5498 any_pending_cleanups): Remove.
5499 (expand_null_return_1): Take no arguments.
5500 (expand_label, expand_naked_return, expand_return,
5501 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
5502 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
5503 expand_end_case_type): Don't use any of them.
5504 * calls.c (expand_call): Likewise.
5505 * dojump.c (do_jump): Likewise.
5506 * function.c (expand_function_end): Likewise.
5507 * expr.c (store_expr, expand_expr_real_1): Likewise.
5508 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
5509 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
5510 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
5511 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
5512 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
5513 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
5514 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
5515 for WITH_CLEANUP_EXPR.
5516 (gimple_push_cleanup): Likewise.
5517 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
5518 * print-tree.c (print_node): Likewise.
5519 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
5520 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
5521 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
5522 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
5523 (GOTO_SUBROUTINE_EXPR): Remove.
5524 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
5525 (DECL_TOO_LATE): Remove.
5526 * except.h, tree.h: Update decls.
5528 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
5530 * explow.c (optimize_save_area_alloca): Do not accept parameters.
5531 * passes.c (rest_of_handle_final): Handle symout.
5532 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
5534 (rest_of_handle_sched): Break out SMS. Remove ifs for
5535 flag_schedule_insns and flag_modulo_sched.
5536 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
5538 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
5539 (rest_of_handle_partition_blocks, rest_of_handle_sms,
5540 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
5541 rest_of_handle_mode_switching, rest_of_handle_jump,
5542 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
5543 rest_of_handle_jump2, rest_of_handle_postreload,
5544 rest_of_handle_flow2, rest_of_clean_state,
5545 rest_of_handle_shorten_branches,
5546 rest_of_handle_prologue_epilogue,
5547 rest_of_handle_branch_target_load_optimize): New.
5548 (rest_of_compilation): Call the above. Remove ggc_collect
5549 calls moved to rest_of_handle_*.
5550 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
5552 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
5553 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
5554 * except.h (set_nothrow_function_flags): Update comment.
5555 * function.c (current_function_nothrow): Remove.
5556 * output.h (current_function_nothrow): Remove.
5557 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
5558 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
5560 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5563 * reorg.c: Revert 2004-06-30 change.
5564 (find_end_label): If HAVE_epilogue and !HAVE_return,
5565 return 0 instead of creating a label at the end of the insn chain.
5566 (optimize_skip): Account for the failure mode of find_end_label.
5567 (fill_simple_delay_slots): Likewise.
5568 (fill_slots_from_thread): Likewise.
5569 (relax_delay_slots): Likewise.
5571 2004-07-08 Diego Novillo <dnovillo@redhat.com>
5573 * tree-flow.h (addressable_vars): Declare.
5574 * tree-ssa-alias.c (addressable_vars): Define.
5575 (setup_pointers_and_addressables): Add addressable variables
5576 to addressable_vars.
5577 * tree-ssa-operands.c (get_stmt_operands): Move
5578 handling of ASM_EXPRs ...
5579 (get_asm_expr_operands): ... here.
5580 When the ASM_EXPR clobbers memory, also clobber addressable
5582 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
5583 (delete_tree_ssa): Reset addressable_vars.
5585 2004-07-07 Jan Beulich <jbeulich@novell.com>
5586 Richard Henderson <rth@redhat.com>
5588 * varasm.c (assemble_variable): Use assemble_zeros for
5589 zero-initialized variables.
5590 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
5591 for SECCAT_BSS and SECCAT_TBSS.
5593 2004-07-07 Jan Beulich <jbeulich@novell.com>
5595 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
5597 * expmed.c (emit_store_flag): Also special-case double-word
5598 (in-)equality comparison against -1.
5600 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
5601 passing arguments the containers for which are registers.
5603 * calls.c (emit_library_call_value_1): Use mode of function parameter
5604 rather than that of argument since constants have none.
5606 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
5608 Introduce H8SX support.
5609 * expr.c (expand_strcpy): Renamed and moved to...
5610 * builtins.c (expand_movstr): ... here. Tweak.
5611 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
5612 computed or has side effects.
5613 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
5614 unused, or if mempcpy fails. Adjust the return value in the
5615 latter case. Use movstr if everything else fails.
5616 * doc/md.texi (movstr): Document.
5617 (movmemM, clrmemM): Fix explanation of memory block operands.
5618 * config/h8300/h8300.md (stpcpy): Renamed to...
5619 (movstr): ... this. Adjust.
5620 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
5621 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
5622 movmem* and clrstr* to clrmem*.
5623 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
5624 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
5625 GENERAL_REGS, always.
5626 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
5627 getting the stack pointer as addr.
5628 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
5629 from general_operand_dst.
5630 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
5632 (movmd_internal): ... this. Add modes to operands. Disparage `D'
5633 instead of requiring it to match only before reload.
5634 (stpcpy_internal_normal): New, normal-mode variant of...
5635 (stpcpy_internal): ... this. Add modes to operands. Disparage
5636 `D' instead of requiring it to match only before reload.
5637 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
5639 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
5640 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
5642 * config/h8300/h8300.md (attr type): Add call.
5643 (attr can_delay): If type is call, set it no.
5644 (call, call_value): Set type to call.
5645 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
5646 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
5647 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
5648 * tree.c (get_narrower): Don't narrow integral types into
5650 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
5651 frame_size *before* the first use.
5652 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
5654 (peephole2): Don't widen instructions that push SP. Move
5655 decrement of SP to the end of all stm-generating peepholes.
5656 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
5657 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
5658 and OR to set it to all ones.
5659 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
5660 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
5661 (call, call_value): Set can_delay to "no".
5662 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
5663 * config/h8300/h8300.md (extzv): Make subreg check more robust.
5664 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
5665 * config/h8300/h8300.md (*brabit): Remove.
5666 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
5667 zero_extract. Use bit_memory_operand as the predicate for
5668 operand 1 and 'WU' as the constraint. Check the difference
5669 between the base length and the final one when deciding which
5670 type of branch to use.
5671 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
5672 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
5673 Use convert_move to extend the result for TARGET_H8300SX. Check
5674 for QImode memory references. Optimize the case where the
5675 destination is a paradoxical subreg.
5676 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
5677 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
5678 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
5679 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
5680 * config/h8300/h8300.md: Include mova.md
5681 (length_table): Add mova and mova_zero.
5682 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
5683 after all constant addresses for '%R', '%X', '%T' and '%S'.
5684 (h8300_mova_length): New function.
5685 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
5686 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
5687 dependencies for s-config, etc.
5688 * config/h8300/gemova.sh: New file.
5689 * config/h8300/mova.md: Generated.
5690 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
5691 * config/h8300/h8300.c (h8300_bitfield_length): New.
5692 (nibble_operand): Adjust.
5693 (h8300_binary_length): Handle conditional binary op.
5694 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
5695 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
5696 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
5697 and P#<0, unused so far. W and Y are now prefixes to multi-letter
5698 constraints. WU is introduced as a variant of U that requires a
5699 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
5700 * config/h8300/h8300.md (attr type): Added bitbranch.
5701 (attr length_table): Added bitfield and bitbranch.
5702 (attr length): Compute bitbranch length.
5703 (andqi): Separate pattern for H8300SX. Use bfld for loading the
5704 least-significant bit of a byte.
5705 (brabit, brabc, brabs): New.
5706 (insv, extzv): Emit bfst and bfld on H8300SX.
5707 (bfld, bfst, seq, sne): New.
5708 (bstzhireg, cmpstz, bstz, bistz): New.
5709 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
5710 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
5711 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
5712 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
5713 (h8sx_unary_memory_operator): New function.
5714 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
5715 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
5716 * config/h8300/h8300.md: Add peepholes to combine reloads and
5718 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
5719 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
5720 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
5721 (and?i, ior?i, xor?i): Likewise.
5722 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
5723 * config/h8300/h8300.c: Move enums and prototypes to head of file.
5724 Various whitespace fixes.
5725 (h8300_constant_length): New function, split out from...
5726 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
5727 (h8300_classify_operand): Use IN_RANGE.
5728 (h8300_classify_operand): Use h8300_constant_length.
5729 (h8300_short_move_mem_p): Tighten size check.
5730 (h8sx_mergeable_memrefs_p): Tighten equality check.
5731 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
5732 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
5734 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
5735 * config/h8300/crtn.asm: Likewise.
5736 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
5737 if __H8300SX__ is defined.
5738 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
5739 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
5740 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
5741 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
5742 addresses as mode-dependent.
5743 * config/h8300/h8300.c (print_operand_address): Update call to
5745 (h8300_get_index): Take a mode argument. Rework to fix an
5746 earlier misunderstanding.
5747 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
5748 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
5749 into a register if TARGET_H8300SX.
5750 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
5751 TARGET_H8300SX. Also disable related define_splits.
5752 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
5753 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
5754 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
5755 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
5756 * config/h8300/h8300.h (OK_FOR_Z): New macro.
5757 (EXTRA_CONSTRAINT_STR): Check it.
5758 * config/h8300/h8300.c (h8300_classify_operand): Accept null
5760 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
5761 * config/h8300/h8300.md (length_table): Add mov_imm4.
5762 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
5763 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
5764 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
5766 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
5767 * config/h8300/h8300.c (h8300_reorg): New function.
5768 (TARGET_MACHINE_DEPENDENT_REORG): Define.
5769 * config/h8300/h8300.md (length): Subtract the length of the
5770 delay slot from (pc) when checking the range of forward branches.
5771 (delay_slot, can_delay): New attributes.
5772 (define_delay): Add bra/s handling.
5773 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
5774 (jump): Add delayed-branch handling.
5775 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
5776 * expr.c (expand_strcpy): New function.
5777 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
5778 (expand_builtin_stpcpy): Likewise.
5779 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
5780 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
5781 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
5782 handling to improve register allocation for -fno-omit-frame-pointer.
5783 (h8sx_split_movmd): Delete, moving er6 handling into...
5784 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
5785 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
5786 (movmd): Add calls to copy_rtx.
5787 (movmd_internal): In the second alternative, allow the initial and
5788 final destination registers to be different . Update the splitter
5789 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
5790 instead of h8sx_split_movmd.
5791 (stpcpy, movsd): New expanders.
5792 (movsd_internal): New define_insn.
5793 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
5794 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
5795 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
5796 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
5797 and DESTINATION_REGS.
5798 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
5799 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
5800 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
5801 (h8300_move_ratio): Declare.
5802 (MOVE_RATIO): Use it.
5803 * config/h8300/h8300.c (h8300_move_ratio): New variable.
5804 (h8300_init_once): Initialize it.
5805 (h8300_reg_class_from_letter): New function.
5806 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
5807 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
5808 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
5809 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
5810 (movstrsi, movmd): New expanders.
5811 (movmd_internal): New insn.
5812 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
5813 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
5814 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
5815 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
5816 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
5817 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
5818 * config/h8300/h8300.c (nibble_operand): Fix warning.
5819 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
5820 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
5821 (movsf_h8300h): Disable for TARGET_H8300SX.
5822 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
5823 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
5824 h8300_stm_parallel and h8300_return_parallel.
5825 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
5826 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
5827 h8300_stm_parallel, h8300_return_parallel): New functions.
5828 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
5829 if TARGET_H8300SX. Use h8300_push_pop.
5830 (h8300_expand_epilogue): Likewise. Try to merge the return insn
5831 and final pop when generating h8sx code. Always emit some form
5833 * config/h8300/h8300.md: Don't enforce register alignment in
5834 stm peepholes if TARGET_H8300SX.
5835 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
5836 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
5837 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
5838 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
5839 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
5840 (MULTILIB_DIRNAMES): Add a directory for it.
5841 (MULTILIB_MATCHES): Delete.
5842 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
5843 * final.c (walk_alter_subreg): Handle addresses with subregs
5844 inside a ZERO_EXTEND or AND.
5845 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
5846 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
5848 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
5849 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
5850 @(dd,Rn.w) and @(dd,ERn.L).
5851 (h8300_displacement_size): Take the whole address as argument.
5852 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
5853 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
5854 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
5855 (h8sx_mergeable_memrefs_p): Declare.
5856 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
5857 (HAVE_PRE_INCREMENT): Likewise.
5858 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
5859 addresses for TARGET_H8300SX,
5860 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
5862 (movb_length_table, movl_length_table): New tables.
5863 (movw_length_table): Define to movb_length_table.
5864 (h8300_displacement_size): New, split out from...
5865 (h8300_classify_address): ...here. Handle pre/post inc/dec.
5866 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
5867 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
5868 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
5869 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
5870 (compute_plussi_length, compute_plussi_cc): Update accordingly.
5871 (h8sx_unary_shift_operator): Get the mode from the operator.
5872 (binary_shift_operator): Likewise.
5873 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
5874 a memory reference, check whether the reference is offsettable.
5875 (length_table): Add movb, movw and movl.
5876 (movqi): Add new h8sx pattern. Don't force one operand to be a
5877 register when generating h8sx code.
5878 (movhi, movsi, movsf): Likewise.
5879 (movstrictqi): Use the length_table attribute.
5880 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
5881 (addqi3): Split into a define_expand and define_insn. Don't accept
5882 memory operands in the expander. Use h8300_operands_match_p to
5883 check for matching operands in the define_insn.
5884 (subqi3, negqi2, one_cmplqi2): Likewise.
5885 (add[hs]i3): Don't accept memory operands in the expander. Likewise
5886 in any patterns that are unused in h8sx code. In the h8sx patterns,
5887 use h8300_operands_match_p to check whether operands match.
5888 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
5889 one_cmpl[hs]i3): Likewise.
5890 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
5892 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
5893 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
5894 (h8300_insn_length_from_table): Add a second parameter.
5895 (output_h8sx_shift): Declare.
5896 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
5897 (EXTRA_CONSTRAINT): Replace with...
5898 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
5899 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
5900 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
5901 and h8sx_binary_shift_operator.
5902 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
5904 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
5905 (bit_memory_operand, fix_bit_operand): Likewise.
5906 (h8300_length_table_for_insn): Remove.
5907 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
5909 (h8300_short_immediate_length, h8300_binary_length): New functions.
5910 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
5911 (output_plussi): Use sub to add negative constants.
5912 (compute_plussi_length): Adjust accordingly.
5913 (h8sx_single_shift_type): New enum.
5914 (h8sx_single_shift, h8sx_unary_shift_operator,
5915 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
5916 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
5917 single h8sx instruction. Return false in this case.
5918 * config/h8300/h8300.md (length_table): Add short_immediate.
5919 (length): Pass the operand array to h8300_insn_length_from_table.
5920 (adjust_length): Assume "no" for insns with a length_table attribute.
5921 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
5922 (*addhi3_h8300hs): Don't use for h8sx.
5923 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
5925 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
5926 1's predicate to nonimmediate_operand. Only skip default expansion
5927 if expand_a_shift or expand_a_rotate returns true. Add new patterns
5928 for single h8sx shift instructions.
5929 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
5930 * config/h8300/h8300.c (nibble_operand): Split out of...
5931 (reg_or_nibble_operand): ... this.
5932 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
5933 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
5934 umulhisi3): Introduce expand, and introduce separate insns for
5935 sign- or zero-extended REG and already-extended CONST_INT.
5936 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
5937 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
5938 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
5939 (subhi3): Likewise. Don't accept immediates for operand 1.
5940 Remove the early clobber from second alternative of the h8300s pattern.
5941 (subsi3): Generalize for h8sx. Force operand 2 into a register
5942 on plain h8300 targets.
5943 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
5944 (subsi3_h8300h): Generalize for h8sx.
5945 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
5946 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
5947 * config/h8300/h8300.c (reg_or_nibble_operand): New.
5948 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
5949 (TARGET_H8300SXMUL): New.
5950 (CONST_OK_FOR_P): New.
5951 (CONST_OK_FOR_LETTER_P): Adjust.
5952 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
5953 umulhisi3): Accept 4-bit immediate on H8SX.
5954 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
5955 (udivsi3, divhi3, udivsi3, divsi3): New.
5956 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
5957 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
5958 * config/h8300/h8300.h (OK_FOR_Q): New macro.
5959 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
5960 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
5961 Add ADDRESSOF to the bit_operand entry.
5962 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
5963 (h8300_src_operand): Likewise.
5964 (bit_operand): Check nonimmediate_operand rather than general_operand.
5965 Accept any nonimmediate_operand in h8sx code.
5966 (h8300_and_costs): Initialize operands[1].
5967 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
5968 (h8300_operand_class): New enum.
5969 (h8300_length_table): New typedef.
5970 (addb_length_table, addw_length_table, addl_length_table,
5971 logicl_length_table): New tables.
5972 (logicb_length_table, logicw_length_table): New macros.
5973 (h8300_classify_operand, h8300_length_from_table,
5974 h8300_length_table_for_insn, h8300_unary_length,
5975 h8300_insn_length_from_table): New functions.
5976 (output_plussi): Only use adds and subs for register destinations.
5977 Disable redundant clause.
5978 (compute_plussi_cc): Likewise.
5979 (compute_plussi_length): Likewise. Use h8300_length_from_table
5980 to work out the length of an insn.
5981 (output_logical_op): Only use narrower immediate instructions
5982 if the destination is a register.
5983 (compute_logical_op_cc): Likewise.
5984 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
5985 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
5986 * config/h8300/h8300.md (length_table): New attribute.
5987 (length): When an instruction has a length_table attribute, use
5988 h8300_insn_length_from_table to calculate its default length.
5989 (cmpqi): Use h8300_dst_operand for the first operand and
5990 h8300_src_operand for the second.
5991 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
5992 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
5993 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
5994 iorsi3, xorhi3, xorsi3): Likewise.
5995 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
5996 so that it allows any combination of operands for TARGET_H8300SX.
5997 (iorqi3, xorqi3): Likewise.
5998 (cmpqi): Use the length_table attribute.
5999 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
6000 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
6001 (cmpqi): Add 'Q' constraint.
6002 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
6003 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
6004 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
6005 * config/h8300/h8300.h (MASK_H8300SX): New macro.
6006 (TARGET_H8300S): True for both -ms and -msx.
6007 (TARGET_H8300SX): New macro.
6008 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
6009 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
6010 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
6011 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
6013 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
6014 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
6015 16-bit pointers and 32-bit ints.
6016 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
6017 CONST_DOUBLE with mode no wider than SImode.
6018 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
6020 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
6021 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
6023 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
6024 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
6025 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
6027 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
6029 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
6031 2004-07-07 Per Bothner <per@bothner.com>
6033 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
6035 2004-07-07 Mike Stump <mrs@apple.com>
6037 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
6038 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
6039 (machopic_finish): Likewise.
6041 2004-07-07 Richard Henderson <rth@redhat.com>
6043 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
6044 through any value-preserving cast.
6046 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
6048 * function.c (assign_parm_find_data_types): Call
6049 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
6051 2004-07-07 Steven Bosscher <stevenb@suse.de>
6053 * tree-cfg.c (group_case_labels): Remove case labels that have
6054 the same target as the default case.
6056 2004-07-07 Steven Bosscher <stevenb@suse.de>
6058 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
6059 regardless of DECL_LANG_SPECIFIC being present or not.
6060 * tree.h (DECL_NUM_STMTS): Purge.
6062 2004-07-07 Andrew Pinski <apinski@apple.com>
6064 * configure: Regenerate with the right autoconf.
6066 2004-07-07 David Edelsohn <edelsohn@gnu.org>
6068 * ifcvt.c (total_bb_rtx_cost): New function.
6069 (find_if_case_1): Compare rtx_cost of basic block to cost of
6071 (find_if_case_2): Same.
6073 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6076 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
6077 (output_return): Likewise.
6078 (output_sibcall): Abort if !flag_delayed_branch.
6079 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
6080 (emit_and_preserve): New function.
6081 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
6082 indirect jump to the thunked-to function if !flag_delayed_branch.
6083 * config/sparc/sparc.md (delayed_branch): New attribute.
6084 (load_pcrel_sym): Honor flag_delayed_branch. Use above
6085 attribute to compute the length of the insn.
6086 (goto_handler_and_restore): Likewise.
6088 2004-07-07 Andrew Pinski <apinski@apple.com>
6090 PR tree-optimization/15777
6091 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
6093 * expr.c (expand_expr_real_1): Fix formating.
6094 BUFFER_REF and IN_EXPR are dead.
6095 * fold-const.c (non_lvalue): BUFFER_REF is dead.
6096 * tree-inline.c (estimate_num_insns_1): Likewise.
6097 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
6098 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
6099 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
6101 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
6103 * collect2.c (dump_file): Don't call cplus_demangle if
6104 HAVE_LD_DEMANGLE is defined.
6105 (main): Pass "--demangle" to ld if no_demangle is not 0 and
6106 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
6107 if HAVE_LD_DEMANGLE is defined.
6109 * configure.ac (--with-demangler-in-ld): Added
6110 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
6111 --with-demangler-in-ld is used.
6112 * config.in: Regenerated.
6113 * configure: Likewise.
6115 2004-07-07 Roger Sayle <roger@eyesopen.com>
6117 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
6118 for simple floating point operations "fp", double precision
6119 multiplication "dmul", and single and double precision division
6120 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
6121 (ppc630_cost): New table split from ppc620_cost, to distinguish
6122 differences in floating point latencies.
6123 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
6124 (rs6000_rtx_costs): Add support for single and double precision
6125 floating point addition, subtraction, multiplication, division,
6126 fused-multiply-add, fused-multiply-sub, negation, absolute value
6127 and negative absolute value. Tweak MEM case to use prefered idiom.
6129 2004-07-07 Richard Henderson <rth@redhat.com>
6131 * tree-flow-inline.h (may_propagate_copy): Move...
6132 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
6133 attempt to copy between types requiring conversion.
6134 * tree-flow.h (may_propagate_copy): Update decl.
6135 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
6137 2004-07-07 Jakub Jelinek <jakub@redhat.com>
6139 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
6140 from -mtune= option.
6142 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
6144 * builtins.c: Rename movstr*, except for movstrict*, to
6145 movmem* and clrstr* to clrmem*.
6148 * genopinit.c: Likewise.
6149 * integrate.c: Likewise.
6150 * local-alloc.c: Likewise.
6151 * optabs.c: Likewise.
6152 * optabs.h: Likewise.
6153 * config/alpha/alpha.h: Likewise.
6154 * config/alpha/alpha.md: Likewise.
6155 * config/arm/arm-protos.h: Likewise.
6156 * config/arm/arm.c: Likewise.
6157 * config/arm/arm.md: Likewise.
6158 * config/avr/avr.md: Likewise.
6159 * config/c4x/c4x.c: Likewise.
6160 * config/c4x/c4x.md: Likewise.
6161 * config/frv/frv.md: Likewise.
6162 * config/i386/i386-protos.h: Likewise.
6163 * config/i386/i386.c: Likewise.
6164 * config/i386/i386.h: Likewise.
6165 * config/i386/i386.md: Likewise.
6166 * config/i860/i860.c: Likewise.
6167 * config/i860/i860.md: Likewise.
6168 * config/ip2k/ip2k.md: Likewise.
6169 * config/ip2k/libgcc.S: Likewise.
6170 * config/ip2k/t-ip2k: Likewise.
6171 * config/m32r/m32r.c: Likewise.
6172 * config/m32r/m32r.md: Likewise.
6173 * config/mcore/mcore.md: Likewise.
6174 * config/mips/mips.c: Likewise.
6175 * config/mips/mips.md: Likewise.
6176 * config/ns32k/ns32k.c: Likewise.
6177 * config/ns32k/ns32k.h: Likewise.
6178 * config/ns32k/ns32k.md: Likewise.
6179 * config/pa/pa.c: Likewise.
6180 * config/pa/pa.md: Likewise.
6181 * config/pdp11/pdp11.h: Likewise.
6182 * config/pdp11/pdp11.md: Likewise.
6183 * config/rs6000/rs6000.c: Likewise.
6184 * config/rs6000/rs6000.md: Likewise.
6185 * config/s390/s390-protos.h: Likewise.
6186 * config/s390/s390.c: Likewise.
6187 * config/s390/s390.md: Likewise.
6188 * config/sh/lib1funcs.asm: Likewise.
6189 * config/sh/sh.c: Likewise.
6190 * config/sh/sh.md: Likewise.
6191 * config/sh/t-sh: Likewise.
6192 * config/sparc/sparc.h: Likewise.
6193 * config/vax/vax.md: Likewise.
6194 * config/xtensa/xtensa.c: Likewise.
6195 * config/xtensa/xtensa.md: Likewise.
6196 * doc/invoke.texi: Likewise.
6197 * doc/md.texi: Likewise.
6198 * doc/rtl.texi: Likewise.
6200 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
6203 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
6204 * config/mips/mips.c (mips_declare_common_object): New function,
6205 mostly split out from...
6206 (mips_output_aligned_decl_common): ...here.
6207 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
6208 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
6209 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
6210 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
6212 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6215 * function.c (assign_parms): Fix typo from previous change.
6217 2004-07-07 Jason Merrill <jason@redhat.com>
6220 * doc/extend.texi (C++ Interface): Correct information and
6223 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
6228 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
6231 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6234 * config/m32r/m32r.c (m32r_function_symbol): New function:
6235 Generate a symbol name RTX with the correct m32r specific flags
6237 (block_move_call): Use new function to generate correct symbol.
6238 * config/m32r/m32r-protos.h: Add prototype for new funcion.
6239 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
6242 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
6244 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
6245 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
6246 TYPE_BINFO_BASETYPE): Remove.
6247 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
6249 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
6251 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
6252 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
6253 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
6254 (struct tree_binfo): Rename base_types to base_binfos.
6255 * alias.c (record_component_aliases): Adjust BINFO macros.
6256 * dbxout.c (dbxout_type): Likewise.
6257 * dwarf2out.c (gen_member_die): Likewise.
6258 * sdbout.c (sdbout_one_type): Likewise.
6259 * tree-dump.c (deque_and_dump): Likewise.
6260 * config/i386/i386.c (classify_argument,
6261 contains_128bit_aligned_vector_p): Likewise.
6263 2004-07-07 Nick Clifton <nickc@redhat.com>
6265 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
6266 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
6268 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
6270 * vec.h: Fix the example use.
6272 2004-07-06 Richard Henderson <rth@redhat.com>
6274 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
6275 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
6276 * tree-inline.c (copy_body_r, setup_one_parameter,
6277 initialize_inlined_parameters, expand_call_inline,
6278 declare_inline_vars): Don't check it.
6279 (expand_calls_inline): Remove old version, rename new version
6280 from gimple_expand_calls_inline.
6281 * tree-optimize.c (execute_gimple): Remove.
6282 (pass_gimple): Don't run anything.
6284 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
6286 * doc/sourcebuild.texi: Use semicolons instead of commas in
6289 2004-07-06 Richard Henderson <rth@redhat.com>
6291 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
6292 (sra_walk_modify_expr, scan_init): Likewise.
6293 (generate_element_zero): Check visited before scanning children.
6294 (generate_element_init): Set visited on error.
6295 (scalarize_init): Handle generate_element_init failure similar
6298 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
6300 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
6301 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
6303 2004-07-06 Richard Henderson <rth@redhat.com>
6305 * config/i386/i386.c (legitimize_pic_address): Make static.
6306 (legitimize_address): Handle CONST with TLS operand.
6307 (ix86_expand_move): Don't call legitimize_pic_address directly.
6308 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
6310 2004-07-06 Roger Sayle <roger@eyesopen.com>
6312 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
6313 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
6314 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
6315 is currently executed unconditionally, i.e. not in "else_bb".
6317 2004-07-06 Steven Bosscher <stevenb@suse.de>
6319 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
6320 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6321 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
6322 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6323 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
6324 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6325 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
6326 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6327 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
6328 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6329 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
6330 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6331 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
6332 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6333 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
6334 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6336 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
6338 * dojump.c (do_jump): REFERENCE_EXPR is dead.
6339 * expr.c (expand_expr_real_1): Ditto.
6340 * tree-inline.c (estimate_num_insns_1): Ditto.
6341 * tree-pretty-print.c (dump_generic_node): Ditto.
6345 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
6347 * tree-ssa-pre.c (reference_node_pool): New pool.
6348 (find_or_generate_expression): Class 'r' is okay too.
6349 (create_value_expr_from): Ditto.
6350 (add_to_sets): LHS should not include vuses.
6352 (compute_avail): Reverse ordering of tests.
6353 Valuize INDIRECT_REF as well.
6355 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
6357 PR rtl-optimization/16380
6358 * loop.c (check_dbra_loop): Sink comparison instructions if they
6359 do something other than set cc0.
6361 2004-07-06 James E Wilson <wilson@specifixinc.com>
6363 * doc/interface.texi (longjmp and automatic variables): Delete
6364 paragraph recommending taking the address of a variable.
6366 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
6368 * vec.h (VEC_embedded_alloc): Remove.
6369 (VEC_embedded_size, VEC_embedded_init): New.
6370 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
6372 (VEC_truncate): New.
6373 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
6374 (vec_embedded_alloc): Remove.
6375 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
6376 (vec_embedded_alloc): Remove.
6378 2004-07-06 Mark Mitchell <mark@codesourcery.com>
6380 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
6381 (gt-langhooks.h): Remove.
6383 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
6385 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
6387 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
6389 * config/sparc/sparc.c (get_pc_symbol): Rename into
6390 add_pc_to_pic_symbol.
6391 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
6392 (load_pic_register): Account for previous changes.
6393 Use reg_names. Don't create the label twice.
6394 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
6395 UNSPEC_LOAD_PCREL_SYM.
6396 (get_pc): Rename into load_pcrel_sym. Add predicate to
6397 operands. Remove condition.
6399 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
6401 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
6402 RECORD, UNION & QUAL_UNION is actually a binfo.
6404 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
6405 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
6406 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
6407 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
6408 * dwarf2out.c (add_data_member_location_attribute): Likewise.
6409 (gen_inheritance_die): Likewise.
6410 * tree-dump.c (deque_and_dump): Likewise.
6411 * doc/c-tree.texi (Binfos): Add under reconstruction note.
6413 2004-07-06 Steven Bosscher <stevenb@suse.de>
6415 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
6417 * config/mcore/mcore.md: Model memory latency with a simple DFA
6418 pipeline description instead of a define_function_unit.
6420 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6422 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
6423 * langhooks.h (var_mod_type_p): Likewise.
6424 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
6425 * expr.c (count_type_elements): Properly handle return from
6426 array_type_nelts and properly test for overflow.
6427 * gimplify.c (gimplify_init_constructor): Properly handle return
6428 from array_type_nelts.
6429 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
6430 * integrate.c (copy_decl_for_inlining): Correct comments.
6431 * tree-inline.c (remap_decl): Update comments, remove dead code,
6432 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
6433 (remap_type): Only remap if variably modified by vars in function
6435 (copy_body_r): Use compatible_type langhooks to see when can fold.
6436 (setup_one_parameter): Don't remap type.
6437 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
6438 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
6439 compute TREE_INVARIANT for decl case.
6440 (find_var_from_fn): New function.
6441 (variably_modified_type_p): Add arg and call new function.
6442 * tree.h (variably_modified_type_p): Add extra arg.
6444 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
6446 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
6447 (goto_handler_and_restore_v9): Delete disabled insn.
6448 (goto_handler_and_restore_v9_sp64): Likewise.
6450 2004-07-05 Roger Sayle <roger@eyesopen.com>
6452 * calls.c (load_register_parameters): Call expand_shift instead
6453 of expand_binop with ashl_optab (or other shift optab) directly.
6454 * expr.c (emit_group_load, emit_group_store): Likewise.
6455 * function.c (assign_parm_setup_block): Likewise.
6456 * stmt.c (shift_return_value): Likewise.
6458 2004-07-05 Jakub Jelinek <jakub@redhat.com>
6460 * expr.c (expand_assignment): Disable the bitfield += optimizations.
6462 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
6464 * doc/sourcebuild.texi: Revert previous patch.
6466 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
6468 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
6469 TARGET_MEM_FUNCTIONS.
6470 * system.h: Poison TARGET_MEM_FUNCTIONS.
6471 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
6472 bcmp_libfunc, bzero_libfunc): Remove.
6473 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
6475 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
6476 * doc/standards.texi: Don't mention calling BSD string functions.
6477 * doc/invoke.texi: Likewise. Mention that memmove may be called.
6478 * config/vax/t-memfuncs: New.
6479 * config/memcmp.c, config/memcpy.c, config/memmove.c,
6480 config/memset.c: New.
6481 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
6482 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
6484 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
6485 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
6486 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
6487 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
6488 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
6489 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
6490 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
6491 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
6492 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
6493 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
6495 2004-07-05 Richard Henderson <rth@redhat.com>
6497 * function.c (assign_parm_setup_reg): Properly rename variables in
6498 FUNCTION_ARG_CALLEE_COPIES section.
6500 2004-07-05 Zack Weinberg <zack@codesourcery.com>
6502 * tree-mudflap.c: Include cgraph.h.
6503 (mf_init_extern_trees): Rename to mudflap_init. Export.
6504 Rewrite to create synthetic declarations instead of looking
6505 up declarations from mf-runtime.h.
6506 (mf_make_builtin, mf_make_cache_struct_type): New functions.
6507 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
6509 (execute_mudflap_function_decls, mudflap_register_call):
6510 Don't call mf_init_extern_trees.
6511 (mudflap_finish_file): Use cgraph_build_static_cdtor.
6513 * tree-mudflap.h: Update prototypes.
6514 * c-mudflap.c: Delete file.
6515 * c-common.c: Include tree-mudflap.h.
6516 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
6517 * Makefile.in: Remove all references to c-mudflap.o.
6518 Update dependencies.
6520 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6522 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
6523 displacements with the spatial-locality cache-control completer.
6525 2004-07-05 Zack Weinberg <zack@codesourcery.com>
6527 * langhooks.c: Don't include gt-langhooks.h.
6528 (var_labelno): Delete.
6529 (lhd_set_decl_assembler_name): Do not append a distinguishing
6530 number to file-scope internal-linkage declarations for the first
6531 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
6532 the declaration itself (if at block scope), or its containing
6533 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
6536 * opts.c (cur_in_fname): New global.
6537 * opts.h: Declare it.
6538 * tree.c: Include opts.h.
6539 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
6540 DECL_UID equal to cur_in_fname.
6541 (copy_node_stat): Do not change DECL_UID when copying a
6542 TRANSLATION_UNIT_DECL.
6543 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
6544 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
6546 * c-decl.c (c_static_assembler_name): Delete.
6547 * c-tree.h (c_static_assembler_name): Delete prototype.
6548 * c-lang.c, objc/objc-lang.c: Don't override
6549 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
6551 * Makefile.in (tree.o): Update dependencies.
6552 (GTFILES): Remove langhooks.c.
6554 2004-07-05 Roger Sayle <roger@eyesopen.com>
6556 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
6557 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
6558 Normalize "X % C" as "X % -C" for signed modulus and negative C.
6559 Optimize "X % -Y" as "X % Y" for signed modulus.
6560 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
6561 into "((unsigned) X % Y) == 0".
6563 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
6565 * sourcebuild.texi (Config Fragments): Use @comma{} in
6566 cross-reference to section title.
6568 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6570 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
6571 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
6572 (gimplify_target_expr, gimplify_expr): Likewise.
6573 (copy_if_shared_r): No longer need special case for BIND_EXPR.
6574 (unshare_body, unvisit_body): Only look at nested if BODY_P is
6576 (gimplify_compound_lval): See if we can strip any useless conversion.
6577 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
6579 (gimplify_modify_expr_to_memset): Likewise.
6580 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
6581 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
6582 (declare_inline_vars): Likewise.
6583 (walk_type_fields): New function.
6584 (walk_tree): Use it.
6585 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
6587 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
6588 (sra_walk_modify_expr): Allow init function to fail.
6589 (scan_init): Now returns bool.
6590 (generate_element_init): If can't understand INIT, return false.
6591 (scalarize_init): Return false if generate_element_init does.
6593 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
6596 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
6597 bounds if bounds aren't constant.
6599 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
6601 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
6602 to type hooks; remove bogus PARAMS.
6604 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
6606 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
6607 * dwarf2out.c (add_data_member_location_attribute): Check for
6609 * tree.c (tree_node_kinds): Add "binfos".
6610 (binfo_lang_slots): New.
6611 (make_node_stat): Add TREE_BINFO.
6612 (make_tree_binfo_stat): New.
6613 (tree_node_structure): Add TREE_BINFO.
6614 * tree.def (TREE_BINFO): New.
6615 * tree.h (REC_OR_UNION_CHECK): Rename to ...
6616 (RECORD_OR_UNION_CHECK): ... here.
6617 (NOT_RECORD_OR_UNION_CHECK): New.
6618 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
6619 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
6620 RECORD_OR_UNION_CHECK.
6621 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
6622 (TYPE_LANG_SLOT_1): New.
6623 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
6624 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
6625 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
6626 (BINFO_ELTS): Remove.
6627 (BINFO_LANG_SLOT): New.
6628 (struct tree_binfo): New.
6629 (binfo_lang_slots): Declare.
6630 (enum tree_node_structure_enum): Add TS_BINFO.
6631 (union tree_node): Add binfo.
6632 (make_tree_binfo_stat): Declare.
6633 (make_tree_binfo): New.
6634 (enum tree_node_kind): Add binfo_kind.
6636 * objc/objc-act.c (start_class, objc_declare_protocols,
6637 start_protocols): Use TYPE_LANG_SLOT_1.
6638 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
6640 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
6641 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
6642 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
6643 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
6645 2004-07-05 Steven Bosscher <stevenb@suse.de>
6647 * rtl.h (struct rtx_def): Remove the integrated flag.
6648 Use the return_val flag for MEM_SCALAR_P.
6649 Reshuffle and update flags in CLEAR_RTX_FLAGS.
6651 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
6654 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
6655 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
6658 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
6660 * var-tracking.c: Fix some comments.
6661 (frame_stack_adjust): New.
6662 (vt_stack_adjustments): Init stack_adjust of entry block to
6663 minus stack adjustment of function prologue.
6664 (adjust_stack_reference): Do not adjust if adjustment == 0.
6665 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
6666 (emit_notes_in_bb): Likewise.
6667 (vt_add_function_parameters): Do not adjust locations of
6669 (vt_initialize): Compute the stack adjustment of function
6670 prologue and offset the initial "location" of frame_base_decl
6671 from the stack pointer after prologue.
6673 2004-07-04 Richard Henderson <rth@redhat.com>
6675 * function.c (struct assign_parm_data_all): New.
6676 (struct assign_parm_data_one): New.
6677 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
6678 assign_parm_find_data_types, assign_parms_setup_varargs,
6679 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
6680 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
6681 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
6682 assign_parm_setup_block, assign_parm_setup_reg,
6683 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
6684 (assign_parms): ... here.
6686 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
6688 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
6689 now are bitmap_set_t's.
6690 (bitmap_insert_into_set): No point in inserting the value if
6692 (bitmap_set_contains): New function.
6693 (bitmap_set_replace_value): Add comment on why we do it
6695 (set_contains): Removed.
6696 (bitmap_set_subtract_from_value_set): New name of
6697 set_subtract now that it's arguments are two different
6700 (bitmap_find_leader): Change algorithm used.
6701 (find_or_generate_expression): Update use of functions for new
6703 (create_expression_by_pieces): Ditto.
6704 (insert_aux): Ditto.
6706 (add_to_sets): Ditto.
6708 (execute_pre): Ditto.
6709 (compute_avail): Ditto.
6710 Also ignore virtual phis.
6712 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
6714 * combine.c (simplify_comparison): Fix comment typo.
6716 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6718 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
6719 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
6720 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
6721 (output_restore): Change parameter from 'insn' to 'pat'.
6722 (output_return): Adjust call to output_restore.
6723 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
6724 Adjust call to output_restore.
6726 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
6728 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
6729 and assert system is bsd.
6731 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
6733 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
6734 (TARGET_SWITCHES): Remove -mdebugc.
6735 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
6736 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
6737 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
6738 (sle_[sd]i_reg): Delete.
6740 2004-07-04 Steven Bosscher <stevenb@suse.de>
6742 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
6744 * config/iq2000/iq2000.md: Translate old pipeline description to an
6747 2004-07-04 Roger Sayle <roger@eyesopen.com>
6749 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
6750 Ensure the replacement rhs is valid gimple before performing
6751 the substitution. Return false if these sanity checks fail.
6752 (fold_stmt): Only set changed to true, if set_rhs returns true.
6753 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
6756 2004-07-04 Richard Henderson <rth@redhat.com>
6759 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
6761 2004-07-04 Mark Mitchell <mark@codesourcery.com>
6763 * configure.ac (ranlib_flags): New variable.
6764 * Makefile.in (RANLIB_FLAGS): New variable.
6765 (libbackend.a): Use it.
6766 * configure: Regenerated.
6768 2004-07-04 Roger Sayle <roger@eyesopen.com>
6770 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
6771 a "sign mask" instead of using ashr_optab directly.
6773 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
6775 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
6776 * doc/cppopts.texi: Clarify processing of command-line defines.
6778 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
6780 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
6782 2004-07-04 Richard Henderson <rth@redhat.com>
6784 * rtl.def (ADDRESSOF): Remove.
6785 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
6786 (find_base_term, memrefs_conflict_p): Likewise.
6787 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
6788 (fold_rtx, cse_insn, set_live_p): Likewise.
6789 * dwarf2out.c (mem_loc_descriptor): Likewise.
6790 (add_location_or_const_value_attribute): Likewise.
6791 * emit-rtl.c (copy_insn_1): Likewise.
6792 * explow.c (memory_address): Likewise.
6793 * expmed.c (store_split_bit_field): Likewise.
6794 * expr.c (expand_expr_real_1): Likewise.
6795 * function.c (instantiate_decl
6796 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
6797 * genrecog.c (preds, validate_pattern): Likewise.
6798 * integrate.c (copy_rtx_and_substitute): Likewise.
6799 * recog.c (general_operand, register_operand): Likewise.
6800 (memory_address_p): Likwise.
6801 * reload1.c (eliminate_regs, elimination_effects): Likewise.
6802 * rtl.c (copy_rtx): Likewise.
6803 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
6804 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
6805 * rtlhooks.c (gen_lowpart_general): Likewise.
6806 * stmt.c (expand_asm_operands): Likewise.
6807 * web.c (entry_register, replace_ref, web_main): Likewise.
6808 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
6809 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
6810 * config/arm/arm.c (thumb_rtx_costs): Likewise.
6811 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
6812 * config/frv/frv.c (move_destination_operand, move_source_operand,
6813 condexec_dest_operand, condexec_source_operand,
6814 condexec_memory_operand): Likewise.
6815 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
6816 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
6817 (destination_xfmode_operand): Likewise.
6818 * config/mips/mips.h (PREDICATE_CODES): Likewise.
6819 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
6820 * config/s390/s390.c (general_s_operand): Likewise.
6821 * config/s390/s390.md (mov*): Likewise.
6822 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
6824 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
6825 * expr.c (expand_expr_real_1): Likewise.
6826 * stmt.c (expand_decl): Likewise.
6827 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
6829 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
6830 postponed_insns, put_var_into_stack, put_reg_into_stack,
6831 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
6832 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
6833 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
6834 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
6835 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
6836 purge_bitfield_addressof_replacements, purge_addressof_replacements,
6837 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
6838 struct insns_for_mem_walk_info, insns_for_mem_walk,
6839 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
6840 setjmp_protect_args): Remove.
6841 (push_function_context_to): Don't handle var_refs_queue.
6842 (pop_function_context_from, free_after_compilation): Likewise.
6843 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
6844 (assign_parms, allocate_struct_function): Likewise.
6845 (use_register_for_decl): New.
6846 (expand_function_end): Don't setjmp_protect.
6847 * function.h (struct emit_status): Update commentary.
6848 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
6849 (max_parm_reg, parm_reg_stack_loc): Remove.
6850 * passes.c (DFI_addressof): Remove.
6851 (dump_file_info): Remove addressof.
6852 (rest_of_handle_addressof): Remove.
6853 (rest_of_compilation): Don't call it.
6854 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
6855 * stmt.c (expand_decl): Use use_register_for_decl.
6856 * tree.h: Update decls.
6857 * web.c (mark_addressof): Remove.
6858 * doc/invoke.texi (-dF): Remove.
6860 2004-07-03 Richard Henderson <rth@redhat.com>
6862 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
6863 instead of gen_mem_addressof.
6864 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
6865 TImode output register.
6867 2004-07-03 Richard Henderson <rth@redhat.com>
6869 PR tree-optimization/16341
6870 * tree-sra.c (sra_walk_function): Increment to next stmt before
6871 processing the current stmt.
6872 (sra_insert_after): Always use BSI_SAME_STMT.
6874 2004-07-03 Richard Henderson <rth@redhat.com>
6876 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
6879 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
6881 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
6882 with tree_int_cst_equal.
6884 2004-07-03 Andreas Schwab <schwab@suse.de>
6886 * config/ia64/ia64.md: Define new attribute "empty".
6887 (prologue_use, nop_x, insn_group_barrier): Set it.
6889 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
6890 skip over "empty" insns.
6892 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6894 * tree-inline.c (initialize_inlined_parameters): Pass proper function
6895 context to gimplify_body.
6896 (walk_tree): Don't walk into types twice.
6897 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
6899 * tree-sra.c (generate_element_init): Remove any useless conversions.
6901 * gimplify.c (gimplify_conversion): Remove stripping useless
6902 conversions from here.
6903 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
6904 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
6905 Unshare before substituting PLACEHOLDER_EXPR.
6906 (gimplify_modify_expr_to_memset): Likewise.
6907 Pass address of TO to memset, not TO itself.
6908 (gimplify_init_constructor): Make copy of OBJECT so we have it each
6909 time we make an expression (to match a PLACEHOLDER_EXPR).
6911 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
6912 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
6913 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
6914 * tree-ssa-dom.c (local_fold): Likewise.
6916 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
6917 * langhooks.h (strct lang_hooks): New field type_max_size.
6918 * function.c (assign_temp): Call it.
6920 2004-07-03 Steven Bosscher <stevenb@suse.de>
6922 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
6923 * config/sh/sh.md: Convert the SH1 pipeline description to
6926 2004-07-02 Zack Weinberg <zack@codesourcery.com>
6928 * c-decl.c (struct c_binding): Remove contour field; add
6929 depth, invisible, nested fields.
6930 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
6931 (B_IN_EXTERNAL_SCOPE): New convenience macros.
6932 (bind): Add invisible and nested arguments. Initialize
6933 new fields of struct c_binding; adjust loop scanning for
6935 (free_binding_and_advance): Clear structure with memset.
6936 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
6937 in file scope, even if it's in external scope too.
6938 (pushdecl): Adjust to match. Create invisible file-scope
6939 declarations for block-scope forward declarations of static functions.
6940 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
6941 (undeclared_variable, lookup_label, declare_label, define_label)
6942 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
6943 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
6944 (store_parm_decls_oldstyle): Adjust to match.
6945 (diagnose_mismatched_decls): Correct handling of linkage clashes.
6946 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
6948 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
6949 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
6951 2004-07-02 Richard Henderson <rth@redhat.com>
6953 * c-decl.c (grokdeclarator): Don't frob current_function_decl
6954 around variable_size.
6955 (set_decl_nonlocal): Remove.
6956 (store_parm_decls): Add stmts for pending sizes.
6957 * calls.c (calls_function, calls_function_1): Remove.
6958 (precompute_arguments): Don't call it.
6959 * cfgexpand.c (set_save_expr_context): Remove.
6960 (tree_expand_cfg): Don't call it.
6961 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
6962 (dwarf2out_finish): Likewise.
6963 * expr.c (emit_block_move): Adjust addresses to BLKmode.
6964 (store_constructor): Don't pre-evaluate SAVE_EXPR.
6965 (safe_from_p): Don't queue SAVE_EXPRs.
6966 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
6967 or build plain VAR_DECLs.
6968 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
6970 (fold_checksum_tree): Don't special-case SAVE_EXPR.
6971 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
6972 (put_var_into_stack): Don't handle SAVE_EXPR.
6973 (gen_mem_addressof): Likewise.
6974 * function.h (struct function): Remove x_save_expr_regs.
6975 (save_expr_regs): Remove.
6976 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
6977 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
6978 * stor-layout.c (variable_size): Don't set it.
6979 (force_type_save_exprs, force_type_save_exprs_1): Remove.
6980 * tree-inline.c (remap_save_expr): Remove fn argument. Update
6981 all callers. Don't set SAVE_EXPR_CONTEXT.
6982 * tree-inline.h (remap_save_expr): Update decl.
6983 * tree.c (save_expr): Update build size.
6984 (first_rtl_op): Don't handle SAVE_EXPR.
6985 (unsave_expr_1, contains_placeholder_p): Likewise.
6986 (decl_function_context): Likewise.
6987 * tree.def (SAVE_EXPR): Remove args 1 and 2.
6988 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
6989 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
6991 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
6993 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
6994 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
6995 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
6996 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
6997 some first-person references and patronizing comments. Based on
6999 * doc/invoke.texi: Don't reference fortran@gnu.org.
7000 * doc/trouble.texi (Warning when a non-void function value is
7001 ignored): Rewrite. From Russ Allbery and Chris Devers.
7003 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
7005 * tree-ssa-pre.c (bitmap_set_t): New.
7006 (bb_value_sets): avail_out is now a bitmap_set_t.
7007 (bitmap_find_leader): New function.
7008 (bitmap_value_insert_into_set): Ditto.
7009 (bitmap_set_copy): Ditto.
7010 (bitmap_value_replace_in_set): Ditto.
7011 (bitmap_set_contains_value): Ditto.
7012 (bitmap_set_new): Ditto.
7013 (bitmap_set_pool): New pool.
7014 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
7015 (insert_aux): Ditto.
7016 (add_to_sets): Ditto.
7017 (compute_avail): Ditto
7021 (execute_pre): Ditto.
7023 2004-07-02 Roger Sayle <roger@eyesopen.com>
7025 * config/rs6000/rs6000.c (struct processor_costs): New structure
7026 used to hold instruction latencies/sizes for processor types.
7027 (rs6000_cost): New global variable pointing to current CPU's costs.
7028 (rs6000_override_options): Initialize rs6000_cost to point to the
7029 appropriate cost table based upon rs6000_cpu and optimize_size.
7030 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
7033 2004-07-02 Richard Henderson <rth@redhat.com>
7035 * expmed.c (make_tree): Don't use SET_DECL_RTL.
7037 2004-07-02 Steven Bosscher <stevenb@suse.de>
7039 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
7041 2004-07-01 Richard Henderson <rth@redhat.com>
7043 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
7044 (alpha_gp_save_rtx): Use assign_stack_local instead of
7047 2004-07-01 Richard Henderson <rth@redhat.com>
7049 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
7050 (alpha_rtx_cost_data): Update to match.
7051 (alpha_rtx_cost_size): New.
7052 (alpha_rtx_costs): Honor optimize_size.
7054 2004-07-01 Richard Henderson <rth@redhat.com>
7056 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
7057 * cfgexpand.c (tree_expand_cfg): Do it here.
7058 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
7059 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
7060 * config/mips/mips.c (mips_output_mi_thunk): And here.
7061 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
7062 * config/sh/sh.c (sh_output_mi_thunk): And here.
7063 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
7065 2004-07-01 Richard Henderson <rth@redhat.com>
7067 * tree.def (RTL_EXPR): Remove.
7068 * c-typeck.c (lvalue_p): Don't handle it.
7069 * expr.c (safe_from_p): Likewise.
7070 (expand_expr_real_1): Likewise.
7071 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
7072 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
7073 * gengtype.c (adjust_field_tree_exp): Likewise.
7074 * stmt.c (warn_if_unused_value): Likewise.
7075 * tree-gimple.c (recalculate_side_effects): Likewise.
7076 * tree-pretty-print.c (dump_generic_node): Likewise.
7077 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
7078 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
7079 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
7081 * stmt.c (struct stmt_status): Remove x_last_expr_type,
7082 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
7083 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
7084 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
7085 all the bits that tracked last_expr.
7086 (expand_end_bindings): Don't track last_expr.
7087 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
7088 (clear_last_expr): Remove.
7089 (expand_asm): Don't call it.
7090 (expand_asm_operands, expand_end_cond): Likewise.
7091 (expand_naked_return, expand_null_return_1): Likewise.
7092 * c-typeck.c (c_begin_compound_stmt): Likewise.
7093 * cfgexpand.c (expand_block): Use expand_expr_stmt.
7094 * expr.c (expand_expr_real_1): Likewise.
7095 * tree.h: Update prototypes.
7097 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
7098 (struct emit_status): Remove sequence_rtl_expr.
7099 (struct function): Remove x_rtl_expr_chain.
7100 (seq_rtl_expr, rtl_expr_chain): Remove.
7101 * function.c (struct temp_slot): Remove rtl_expr.
7102 (assign_stack_temp_for_type): Don't set it.
7103 (free_temp_slots, pop_temp_slots): Don't check it.
7104 (free_after_compilation): Don't clear x_rtl_expr_chain.
7105 (fixup_var_refs): Don't search it.
7106 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
7107 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
7109 (push_topmost_sequence): Likewise.
7110 (end_sequence, init_emit): Likewise.
7111 (start_sequence_for_rtl_expr): Remove.
7112 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
7113 * rtl.h (preserve_rtl_expr_result): Remove.
7115 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
7117 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
7118 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
7121 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
7123 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
7124 (STANDARD_STARTFILE_PREFIX_2): Define.
7125 (standard_startfile_prefix_1): Initialize to
7126 STANDARD_STARTFILE_PREFIX_1.
7127 (standard_startfile_prefix_2): Initialize to
7128 STANDARD_STARTFILE_PREFIX_2.
7129 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
7130 (STANDARD_STARTFILE_PREFIX_1): Define.
7131 (STANDARD_STARTFILE_PREFIX_2): Define.
7132 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
7133 (STANDARD_STARTFILE_PREFIX_2): Document.
7135 2004-07-01 Richard Henderson <rth@redhat.com>
7137 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
7138 in order to disable scalarization. Instead set a flag and wait
7139 for a candidate decl.
7141 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
7143 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
7144 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
7145 Use terminology "testsuite" and "enumerated".
7147 2004-07-01 Richard Henderson <rth@redhat.com>
7149 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
7150 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
7151 (initial_return_save): Likewise.
7152 (flush_queued_reg_saves): Remap register numbers.
7153 (dwarf2out_return_reg): Likewise.
7155 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7157 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
7159 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
7160 access functions for lower bound and element size and only output
7161 if lower bound nonzero or element size not same as that of type.
7162 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
7164 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
7166 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
7168 2004-07-01 Per Bothner <per@bothner.com>
7170 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
7172 2004-07-01 Jakub Jelinek <jakub@redhat.com>
7174 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
7175 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
7176 first operand. Don't optimize if the bitfield is volatile.
7178 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
7180 * c-pretty-print.c (pp_c_postfix_expression): Handle
7181 floating-point comparison operators.
7182 (pp_c_expression): Pass floating-point comparison
7183 operators to pp_c_postfix_expression.
7185 2004-07-01 Roger Sayle <roger@eyesopen.com>
7187 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
7188 rtx_cost instead of "had_mult" to determine whether the transformed
7189 expression is cheaper than the original.
7191 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
7193 * alias.c (get_alias_set, canon_rtx, get_addr,
7194 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
7196 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
7197 expand_builtin): Likewise.
7198 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
7200 * combine.c (can_combine_p, combinable_i3pat, try_combine,
7201 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
7202 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
7203 record_dead_and_set_regs_1, get_last_value_validate,
7204 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
7205 * cse.c (check_dependence, canon_hash, equiv_constant,
7206 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
7207 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
7208 count_reg_usage): Likewise.
7209 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
7210 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
7211 cselib_record_sets): Likewise.
7212 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
7213 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
7214 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
7215 * df.c (df_uses_record): Likewise.
7216 * dojump (do_jump): Likewise.
7217 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
7218 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
7219 decl_start_label): Likewise.
7220 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
7221 operand_subword, change_address_1, make_safe_from): Likewise.
7222 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
7223 stabilize, force_not_mem): Likewise.
7224 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
7225 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
7226 * expr.c (convert_move, convert_modes, emit_block_move,
7227 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
7228 emit_move_insn_1, expand_assignment, store_expr,
7229 store_constructor_field, store_constructor, store_field,
7230 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
7232 * final.c (cleanup_subreg_operands, alter_subreg,
7233 get_mem_expr_from_op): Likewise.
7234 * flow.c (notice_stack_pointer_modification_1,
7235 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
7237 * function.c (mark_temp_addr_taken, preserve_temp_slots,
7238 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
7239 optimize_bit_field, flush_addressof, purge_addressof_1,
7240 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
7241 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
7242 keep_stack_depressed): Likewise.
7243 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
7244 noce_process_if_block, find_memory): Likewise.
7245 * integrate.c (subst_constants, allocate_initial_values): Likewise.
7246 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
7247 update_equiv_regs): Likewise.
7248 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
7249 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
7250 * optabs.c (expand_abs, emit_unop_insn): Likewise.
7251 * passes.c (rest_of_handle_final): Likewise.
7252 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
7253 move2add_note_store): Likewise.
7254 * ra-build.c (detect_remat_webs): Likewise.
7255 * ra-debug.c (dump_static_insn_cost): Likewise.
7256 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
7257 * recog.c (validate_change, apply_change_group, cancel_changes,
7258 validate_replace_rtx_1, general_operand, register_operand,
7259 nonmemory_operand, push_operand, pop_operand, memory_operand,
7260 indirect_operand, asm_operand_ok, offsettable_memref_p,
7261 offsettable_nonstrict_memref_p, constrain_operands,
7262 store_data_bypass_p): Likewise.
7263 * reg-stack.c (subst_stack_regs_pat): Likewise.
7264 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
7265 copy_cost, reg_scan_mark_refs): Likewise.
7266 * regmove.c (optimize_reg_copy_3, stack_memref_p,
7267 combine_stack_adjustments_for_block): Likewise.
7268 * regrename.c (copyprop_hardreg_forward_1): Likewise.
7269 * reload.c (can_reload_into, push_reload, decompose, immune_p,
7270 find_reloads, find_reloads_address, find_reloads_address_1,
7271 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
7272 find_equiv_reg): Likewise.
7273 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
7274 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
7275 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
7276 delete_address_reloads): Likewise.
7277 * resource.c (mark_referenced_resources): Likewise.
7278 * rtlanal.c (get_jump_table_offset, count_occurrences,
7279 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
7280 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
7281 num_sign_bit_copies1): Likewise.
7282 * rtlhooks.c (gen_lowpart_general): Likewise.
7283 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
7284 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
7285 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
7286 sdbout_global_decl): Likewise.
7287 * simplify-rtx.c (simplify_subreg): Likewise.
7288 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
7289 expand_anon_union_decl, expand_end_case_type): Likewise.
7290 * unroll.c (calculate_giv_inc): Likewise.
7291 * var-tracking.c (stack_adjust_offset_pre_post,
7292 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
7293 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
7294 vt_add_function_parameters): Likewise.
7295 * varasm.c (make_var_volatile, notice_global_symbol,
7296 assemble_external, decode_addr_const, mark_weak,
7297 default_encode_section_info): Likewise.
7299 2004-07-01 Steven Bosscher <stevenb@suse.de>
7301 * stmt.c (check_seenlabel): Remove.
7302 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
7304 2004-07-01 Richard Henderson <rth@redhat.com>
7306 * function.h (struct function): Remove x_function_call_count.
7307 (function_call_count): Remove.
7308 * calls.c (expand_call): Don't set it.
7309 * integrate.c (copy_rtx_and_substitute): Likewise.
7311 * function.h (struct function): Remove x_cleanup_label.
7312 (cleanup_label): Remove.
7313 * stmt.c (expand_value_return): Don't use it.
7314 * function.c (free_after_compilation): Don't set it.
7315 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
7316 * cfgexpand.c (tree_expand_cfg): Update call.
7317 * tree.h (expand_function_start): Update decl.
7319 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
7322 * c-lang.c (c_initialize_diagnostics): Move from here ...
7323 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
7324 (c_tree_printer): Use pretty-printer to format %T.
7325 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
7326 before '*' if not C++.
7327 (pp_c_direct_abstract_declarator): Don't try to print array upper
7328 bound for flexible array members.
7329 * c-tree.h: Include "diagnostic.h".
7330 (c_initialize_diagnostics): Declare.
7331 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
7332 * c-format.c (format_type_warning): New function. Improve
7333 diagnostics for incorrect format argument types.
7334 (check_format_types): Use it. Add two parameters. Use the
7335 TYPE_MAIN_VARIANT of wanted_type.
7336 (check_format_info_main): Pass new parameters to
7338 (struct format_wanted_type): Update comment.
7340 2004-07-01 Nick Clifton <nickc@redhat.com>
7342 * target.h (struct gcc_target): Add new field to struct cxx:
7343 import_export_class.
7344 * target-def.h (TARGET_CXX): Initialise the new field.
7345 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
7347 * doc/tm.texi: Document the new target hook.
7349 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
7351 * builtins.c (fold_builtin_classify): Fix typo.
7353 2004-07-01 Richard Henderson <rth@redhat.com>
7355 * function.c (identify_blocks, identify_blocks_1): Remove.
7356 * function.h (identify_blocks): Remove.
7357 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
7359 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
7361 * builtins.c (fold_builtin_classify): New.
7362 (fold_builtin_unordered_cmp): Fix commentary.
7363 (fold_builtin): Use it.
7364 * builtins.def: Define builtins for isnan,
7365 isnanf, isnanl, finite, finitef, finitel,
7366 isinf, isinff, isinfl.
7368 2004-07-01 Richard Henderson <rth@redhat.com>
7370 * function.h (struct function): Remove dont_emit_block_notes.
7371 * gimple-low.c (lower_function_body): Don't set it.
7372 * cfgexpand.c (expand_block): Don't check it.
7373 * cfglayout.c (insn_locators_initialize): Likewise.
7374 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
7375 * passes.c (rest_of_compilation): Likewise.
7376 * stmt.c (expand_start_bindings_and_block): Likewise.
7377 (expand_end_bindings): Likewise.
7379 2004-07-01 Richard Henderson <rth@redhat.com>
7381 * cgraph.h (cgraph_build_static_cdtor): Declare.
7382 * cgraphunit.c (cgraph_build_static_cdtor): New.
7383 * c-objc-common.c (build_cdtor): Use it.
7384 * coverage.c (create_coverage): Likewise.
7385 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
7386 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
7388 See ChangeLog.11 for earlier changes.