1 2004-08-12 Janis Johnson <janis187@us.ibm.com>
3 * config/rs6000/altivec.h (vec_dst): Fix C++ functions whose first
6 * config/rs6000/rs6000.c (altivec_init_builtins): Fix argument type
9 * doc/extend.texi (AltiVec builtins): Fix description for recent
10 changes. Update operation list to match current support.
12 2004-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
14 * config/s390/s390.c (struct s390_frame_layout): New struct as element
15 of struct machine_function.
16 (cfun->machine->frame_size): Moved into cfun->machine->frame_layout and
18 (cfun->machine->save_fprs_p): Replaced by cfun_save_high_fprs and
20 (cfun_frame_layout, cfun_save_high_fprs_p, cfun_gprs_save_area_size)
21 (cfun_set_fpr_bit, cfun_fpr_bit_p): New macros.
22 (s390_frame_area, s390_register_info): New functions.
23 (s390_optimize_prolog): Renamed to s390_optimize_prologue. Added check
25 (s390_return_addr_rtx, s390_return_address_offset)
26 (s390_va_start, s390_gimplify_va_arg)
27 (s390_emit_prologue, s390_emit_epilogue): Adjusted for new stack
29 (s390_frame_info): Functionality partly moved to s390_register_info.
30 Made adaptions for new stack layout.
31 (save_gprs, restore_gprs): Changed meaning of second parameter and
34 * config/s390/s390.h (s390_backchain_string): New global variable.
35 (MASK_BACKCHAIN): Removed definition.
36 (TARGET_BACKCHAIN): Changed check.
37 (TARGET_KERNEL_BACKCHAIN): New macro.
38 (TARGET_SWITCHES): Removed entries of "backchain" and "no-backchain".
39 (TARGET_OPTIONS): Added "backchain", "no-backchain" and
41 (DYNAMIC_CHAIN_ADDRESS): Adjusted for new stack layouts.
43 * config/s390/s390.md ("allocate_stack"): Added TARGET_KERNEL_BACKCHAIN
44 as condition. Adjusted for new stack layout.
46 * doc/invoke.texi: Added documentation for new option
47 "-mkernel-backchain" and adjusted documentation of "-mbackchain" and
50 2004-08-12 Paul Brook <paul@codesourcery.com>
52 * config/arm/lib1funcs.asm (ARM_FUNC_ALIAS): Also alias _L__name.
53 (aeabi_uidivmod, aeabi_idivmod): Provide thumb implementation.
55 2004-08-12 David Daney <ddaney@avtrex.com>
57 * java/gcj.texi: Add subsection on signal usage.
59 2004-08-12 David Edelsohn <edelsohn@gnu.org>
61 * expr.c (move_by_pieces): Set alignment for move to minimum of
62 MOVE_MAX_PIECES mode alignment and the largest non-slow mode
63 alignment, but not less than the original alignment.
64 (move_by_pieces_ninsns): Same.
65 (can_store_by_pieces): Similar for store with STORE_MAX_PIECES.
66 (store_by_pieces_1): Same.
68 2004-08-12 Diego Novillo <dnovillo@redhat.com>
70 PR tree-optimization/16867
71 * tree.c (is_global_var): New function.
72 (needs_to_live_in_memory): Check for TREE_ADDRESSABLE.
74 * tree.h (DECL_NEEDS_TO_LIVE_IN_MEMORY_INTERNAL): Remove.
76 (is_global_var): Declare.
77 * tree-dfa.c (dump_variable): Display global and addressable
79 (add_referenced_var): Clarify documentation when marking
80 variables call-clobbered.
81 * tree-flow-inline.h (is_call_clobbered): Call is_global_var
82 instead of needs_to_live_in_memory.
83 (mark_call_clobbered): If the variable is a tag, mark it
85 * tree-gimple.c (is_gimple_reg): Don't check for
87 (is_gimple_non_addressable): Likewise.
88 * tree-ssa-alias.c (get_nmt_for): Always check whether the tag
89 needs to be marked call-clobbered.
90 (setup_pointers_and_addressables): Call is_global_var instead
91 of needs_to_live_in_memory.
92 * tree-ssa-dce.c (need_to_preserve_store): Remove.
93 Update all users with is_global_var.
94 (mark_stmt_if_obviously_necessary): Fix processing of aliased
95 stores. Don't check the virtual definitions. Rather, check
96 whether the store is going into global memory.
97 (find_obviously_necessary_stmts): Get the symbol from the PHI
99 * tree-ssa-operands.c (get_call_expr_operands): Do not add
100 clobbering may-defs if the call does not have side effects.
102 2004-08-12 Jakub Jelinek <jakub@redhat.com>
105 * output.h (default_function_rodata_section,
106 default_no_function_rodata_section): New prototypes.
107 * target.h (struct gcc_target): Add asm_out.function_rodata_section.
108 * target-def.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
109 (TARGET_ASM_OUT): Add it.
110 * varasm.c (default_function_rodata_section,
111 default_no_function_rodata_section): New functions.
112 * final.c (final_scan_insn): Call
113 targetm.asm_out.function_rodata_section instead of
114 readonly_data_section.
115 * config/darwin.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
116 * config/mcore/mcore.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
117 * config/ip2k/ip2k.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
118 * config/rs6000/xcoff.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
120 * config/alpha/alpha.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
121 * config/i386/cygming.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
123 * config/i386/i386-interix.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
125 * config/arm/pe.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
126 * config/avr/avr.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
127 * doc/tm.texi (TARGET_ASM_FUNCTION_RODATA_SECTION): Document.
129 2004-08-12 Paul Brook <paul@codesourcery.com>
131 * dwarf2out.h (dwarf2out_frame_finish): Conditionalize outputting eh
133 * doc/tm.texi: Document interaction between TARGET_UNWIND_INFO and
136 2004-08-12 Ben Elliston <bje@au.ibm.com>
139 * config/rs6000/altivec.h: Change vector to __vector throughout.
140 (Except for the `vector' macro itself).
142 2004-08-12 Zack Weinberg <zack@codesourcery.com>
144 * genpreds.c: Add capability to generate predicate bodies as
145 well as function prototypes. Write function prototypes for
146 the generic predicates too.
147 (process_define_predicate, write_tm_preds_h, write_insn_preds_c)
148 (write_predicate_subfunction, mark_mode_tests, add_mode_tests)
149 (write_match_code, write_predicate_expr, write_one_predicate_function)
150 (parse_option): New functions.
151 (output_predicate_decls): Delete.
152 (main): Read the machine description, process DEFINE_PREDICATE or
153 DEFINE_SPECIAL_PREDICATE patterns, write tm-preds.h or insn-preds.c
156 * genrecog.c (struct decision_test): Replace index with
157 struct pred_data pointer.
158 (next_index): Remove, unused.
159 (pred_table, preds, special_mode_pred_table): Delete.
160 (compute_predicate_codes, process_define_predicate): New functions.
161 (validate_pattern, add_to_sequence, write_switch): Update for
163 (main): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
164 Check both error_count and have_error.
166 * gensupport.c (in_fname, first_predicate): New globals.
167 (define_pred_queue, define_pred_tail): New RTL-pattern queue.
168 (predicate_table, last_predicate, old_pred_table)
169 (old_special_pred_table): New statics.
170 (hash_struct_pred_data, eq_struct_pred_data, lookup_predicate)
171 (add_predicate, init_predicate_table): New functions.
172 (process_rtx): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
173 (init_md_reader_args_cb): Use the global in_fname. No need to zero
174 it or max_include_len. Call init_predicate_table.
175 (read_rtx): Run the predicate queue after the attribute queue
176 but before all the others.
177 * gensupport.h (in_fname, struct pred_data, first_predicate)
178 (lookup_predicate, add_predicate, FOR_ALL_PREDICATES): Declare.
179 * rtl.def (MATCH_CODE, MATCH_TEST, DEFINE_PREDICATE)
180 (DEFINE_SPECIAL_PREDICATE): New RTL codes.
181 * dummy-conditions.c: Don't include bconfig.h, system.h,
182 coretypes.h, tm.h, or system.h. Do include stddef.h.
183 Duplicate declaration of struct c_test from gensupport.h.
185 * Makefile.in (OBJS-common): Add insn-preds.o.
186 (STAGESTUFF, .PRECIOUS): Add insn-preds.c.
187 (insn-preds.c, insn-preds.o): New rules.
188 (s-preds): Also generate insn-preds.c.
189 (dummy-conditions.o, genpreds$(build_exeext), genpreds.o):
191 (print-rtl.o, print-rtl1.o): Correct dependencies.
193 * recog.h: Delete prototypes of predicate functions.
195 * doc/md.texi (Predicates): New section with complete
196 documentation of operand/operator predicates. Remove some
197 incomplete documentation of predicates from other places.
198 * doc/tm.texi (Misc): Move SPECIAL_MODE_PREDICATES next to
199 PREDICATE_CODES; indicate that both are deprecated in favor
200 of define_predicate/define_special_predicate.
202 * config/ia64/ia64.c: All predicate function definitions moved
204 (small_addr_symbolic_operand, tls_symbolic_operand): Delete.
205 (ia64_expand_load_address, ia64_expand_move):
206 Check SYMBOL_REF_TLS_MODEL directly, don't use tls_symbolic_operand.
208 * config/ia64/ia64.md: All predicates now defined here.
209 (symbolic_operand): Is now a special predicate.
211 * config/ia64/ia64.h: Declare ia64_section_threshold.
212 (PREDICATE_CODES): Delete.
214 2004-08-12 Richard Henderson <rth@redhat.com>
216 * c-common.h (STATEMENT_LIST_HAS_LABEL): New.
217 * c-semantics.c (add_stmt): Set it.
218 * c-decl.c (finish_decl): Use it to create a new BIND_EXPR
219 before instantiating a variable sized type.
221 2004-08-12 Richard Henderson <rth@redhat.com>
223 * stor-layout.c (round_up, round_down): Move ...
224 * fold-const.c (round_up, round_down): ... here. Use
225 multiple_of_p to avoid any arithmetic at all.
227 2004-08-12 Richard Henderson <rth@redhat.com>
229 * gimplify.c (struct gimplify_init_ctor_preeval_data): New.
230 (gimplify_init_ctor_preeval_1): New.
231 (gimplify_init_ctor_preeval): New.
232 (gimplify_init_ctor_eval): New.
233 (gimplify_init_constructor): Use them. Always gimplify the LHS
236 2004-08-12 Ziemowit Laski <zlaski@apple.com>
238 (This patch is part of merge of objc-improvements-branch
241 * doc/frontends.texi: Mention Objective-C++ in addition to
243 * doc/install.texi: Add 'obj-c++' to list of configurable
245 * doc/invoke.texi: Rename Objective-C option headings to
246 indicate they also apply to Objective-C++. List file
247 extensions for Objective-C++ sources. Mention that
248 ObjC and ObjC++ compilations may also use C and C++ options,
249 respectively. Point users to doc/standards.texi for
250 further info on ObjC and ObjC++.
251 * doc/sourcebuild.texi: Mention the objcp/ directory and
252 the Objective-C++ sources it contains.
253 * doc/standards.texi: Update link to Apple ObjC site;
254 add link to gcc readings.html WWW doc.
256 2004-08-12 Alan Modra <amodra@bigpond.net.au>
258 * config/rs6000/rs6000.c (function_arg_padding): Revert 2004-07-28
259 and 2004-07-14 changes.
261 2004-08-12 Paul Brook <paul@codesourcery.com>
263 * doc/invoke.texi: Fix typo.
265 2004-08-11 Devang Patel <dpatel@apple.com>
267 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -dead_strip
268 and -no_dead_strip_inits_and_terms.
270 * doc/invoke.texi (Darwin Options): Document -dead_strip and
271 -no_dead_strip_inits_and_terms.
273 2004-08-11 Paul Brook <paul@codesourcery.com>
275 * config/arm/arm-protos.h (arm_finalize_pic) Rename ...
276 (arm_load_pic_register): ... to this.
277 * config/arm/arm.c (arm_finalize_pic): Rename ...
278 (arm_load_pic_register): ... to this. Always output insns at the
279 current location. Load via low reg in thumb mode.
280 (arm_expand_prologue): Call arm_load_pic_register.
281 (thumb_expand_prologue): Ditto.
282 * config/arm/arm.h (FINALIZE_PIC): Remove.
283 * config/arm/arm.md (builtin_setjmp_receiver): Call
284 arm_load_pic_register.
286 2004-08-11 Paul Brook <paul@codesourcery.com>
288 * arm.c (thumb_force_lr_save): Add prototype.
289 (thumb_compute_save_reg_mask): New function.
290 (thumb_find_work_register): New function.
291 (arm_get_frame_offsets): Use thumb_compute_save_reg_mask.
292 (thumb_unexpanded_epilogue): Ditto. Remove redundant code.
293 Don't clobber r3 when removing pretend args.
294 (thumb_expand_prologue): Use thumb_compute_save_reg_mask.
295 (thumb_output_function_prologue): Use new functions.
296 (thumb_set_return_address): Use thumb_compute_save_reg_mask.
297 * arm.h (THUMB_REG_PUSHED_P): Remove.
299 2004-08-11 James E Wilson <wilson@specifixinc.com>
301 PR rtl-optimization/16490
302 * cfgrtl.c (cfg_layout_split_edge): Set global_live_at_start and
303 global_live_at_end for new basic block if already set for other blocks.
305 2004-08-11 David Edelsohn <edelsohn@gnu.org>
307 * config/rs6000/rs6000.h (MAX_FIXED_MODE_SIZE): Define.
309 * config/rs6000/rs6000.md (mfcr rlwinm patterns): Set length to 8.
310 (mfcr rlwinm rlwinm patterns): Set length to 12.
312 2004-08-11 Andrew MacLeod <amacleod@redhat.com>
314 * tree-flow-inline.h (get_def_ops, get_use_ops, get_v_may_def_ops,
315 get_vuse_ops,get_v_must_def_ops): Add operand structure reference.
316 (get_v_may_def_result_ptr, get_v_may_def_op_ptr): New access struct.
317 (start_ssa_stmt_operands): Delete.
318 * tree-flow.h (struct stmt_ann_d): Replace operand vectors with new
319 struct stmt_operands_d.
320 (build_ssa_operands): New extern entry point.
321 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove operand
322 building code, replace with create_ssa_artficial_load_stmt().
323 * tree-ssa-operands.c (struct voperands_d): Delete.
324 (allocate_v_may_def_optype): Allocate v_may_def_operand_type_t vector.
325 (allocate_v_must_def_optype): Use sizeof (tree), not sizeof (tree *).
326 (free_uses, free_defs, free_vuses, free_v_may_defs,
327 free_v_must_defs): Remove dealloc parameter.
328 (remove_vuses, remove_v_may_def, remove_v_must_defs): Delete.
329 (finalize_ssa_defs, finalize_ssa_uses, finalize_ssa_v_may_defs,
330 finalize_ssa_vuses, finalize_ssa_v_must_defs): Perform all operand
331 vector comparisons, ssa_name reuse, and allocations here.
332 (verify_start_operands): Delete.
333 (finalize_ssa_stmt_operands): Set new operands by calling finalize
335 (start_ssa_stmt_operands): Move from tree-flow-inline.h.
336 (append_def, append_usei): Simplify to simple accumulation.
337 (append_v_may_def, append_vuse, append_v_must_def): Simplify to avoiding
338 duplicates and simple accumulation.
339 (free_ssa_operands): Free vectors in a stmt_operand structure.
340 (build_ssa_operands): New. Create a new stmt_operand structure from
341 a stmt and an old set of stmt_operands.
342 (get_stmt_operands): Simplify and call build_ssa_operands.
343 (get_expr_operands, get_asm_expr_operands, get_indirect_ref_operands,
344 get_call_expr_operands, add_stmt_operand, add_call_clobber_ops,
345 add_call_read_ops): Don't pass prev_vops around anymore.
346 (note_addressable): Return if no stmt annotation.
347 (copy_virtual_operands): Access v_may_def operands through a struct.
348 (create_ssa_artficial_load_stmt): New. Create a load stmt for DOM's
349 hash tables without treating the stmt as a real stmt.
350 * tree-ssa-operands.h (struct v_may_def_operand_type): New. Access
351 v_may_def def and use through a struct instead of 2 array elements.
352 (struct v_may_def_optype_d): Use v_may_def_operand_type.
353 (struct stmt_operands_d): New. Struct for storing all operand vectors.
355 2004-08-11 Nick Clifton <nickc@redhat.com>
357 * config/arm/arm.c (arm_is_longcall_p): Update comment describing
358 this funciton's behaviour. Return true when the current function
359 has a section attribute and -mlong-calls is in effect.
360 * config/arm/arm.h (ARM_DECLARE_FUNCTION_SIZE): Do not set the
361 short-call marker when -mlong-calls is in effect and the function
362 has a section attribute.
364 2004-08-10 Zack Weinberg <zack@codesourcery.com>
366 * stmt.c (expand_return): If asked to return the RESULT_DECL,
367 just call expand_value_return on result_rtl.
369 2004-08-10 Richard Henderson <rth@redhat.com>
371 * builtins.def (BUILT_IN_STACK_ALLOC): Remove.
372 * builtins.c (expand_builtin) <BUILT_IN_STACK_ALLOC>: Remove.
373 * dwarf2out.c (loc_descriptor): Handle PARALLEL here ...
374 (add_location_or_const_value_attribute): ... not here. Use
375 loc_descriptor_from_tree if possible.
376 (loc_descriptor_from_tree_1): Rename from loc_descriptor_from_tree.
377 Simplify address handling. Handle DECL_VALUE_EXPR. Handle register
379 (loc_descriptor_from_tree): New. Update callers.
380 * expr.c (expand_var): Ignore DECL_VALUE_EXPR variables.
381 * gimplify.c (gimplify_decl_expr): Lower variable sized types to
382 pointer plus dereference. Set DECL_VALUE_EXPR. Set save_stack.
383 (gimplify_call_expr): Do not recognize BUILT_IN_STACK_ALLOC
384 and BUILT_IN_STACK_RESTORE.
385 (gimplify_expr): Lower DECL_VALUE_EXPR decls.
386 * stmt.c (expand_stack_alloc): Remove.
387 * tree-mudflap.c (mx_register_decls): Don't look for
388 BUILT_IN_STACK_ALLOC.
389 * tree-nested.c (convert_local_reference): Likewise.
390 * tree.h (DECL_VALUE_EXPR): New.
392 2004-08-10 Richard Henderson <rth@redhat.com>
394 * stor-layout.c (round_up): Check for 0/1 before dividing.
395 (round_down): Likewise.
397 * tree-tailcall.c (suitable_for_tail_opt_p): Also check DECL_EXTERNAL.
399 2004-08-09 Mark Mitchell <mark@codesourcery.com>
401 * config.gcc (arm*-*-eabi*): New target.
402 * defaults.h (TARGET_LIBGCC_FUNCS): New macro.
403 (TARGET_LIB_INT_CMP_BIASED): Likewise.
404 * expmed.c (expand_divmod): Try a two-valued divmod function as a
406 * gthr.h: Remove bogus tokens at end of #pragma.
407 * optabs.c (expand_twoval_binop_libfunc): New function.
408 (prepare_cmp_insn): Handle the !TARGET_LIB_INT_CMP_BIASED case.
409 (prepare_float_lib_cmp): Try reversing the condition.
410 (debug_optab_libfuncs): New function.
411 * optabs.h (expand_twoval_binop_libfunc): Declare.
412 * config/arm/arm.c (arm_init_libfuncs): New function.
413 (arm_compute_initial_eliminatino_offset): Return HOST_WIDE_INT.
414 (TARGET_INIT_LIBFUNCS): Define it.
415 * config/arm/arm.h (TARGET_BPABI): New macro.
416 * config/arm/arm-protos.h
417 (arm_compute_initial_elimination_offset): Return HOST_WIDE_INT.
418 * config/arm/bpabi.S: New file.
419 * config/arm/bpabi.c: Likewise.
420 * config/arm/bpabi.h: Likewise.
421 * config/arm/ieee754-df.S (__aeabi_dneg): New function or alias.
422 (__aeabi_drsub): Likewise.
423 (__aeabi_dsub): Likewise.
424 (__aeabi_dadd): Likewise.
425 (__aeabi_ui2d): Likewise.
426 (__aeabi_i2d): Likewise.
427 (__aeabi_f2d): Likewise.
428 (__aeabi_dmul): Likewise.
429 (__aeabi_ddiv): Likewise.
430 (__aeabi_cdrcmple): Likewise.
431 (__aeabi_cdcmpeq): Likewise.
432 (__aeabi_cdcmple): Likewise.
433 (__aeabi_dcmpeq): Likewise.
434 (__aeabi_dcmplt): Likewise.
435 (__aeabi_dcmple): Likewise.
436 (__aeabi_dcmpge): Likewise.
437 (__aeabi_dcmpgt): Likewise.
438 (__aeabi_dcmpun): Likewise.
439 (__aeabi_d2iz): Likewise.
440 (__aeabi_d2uiz): Likewise.
441 (__aeabi_d2f): Likewise.
442 * config/arm/ieee754-sf.S (__aeabi_fneg): New function or alias.
443 (__aeabi_frsub): Likewise.
444 (__aeabi_fsub): Likewise.
445 (__aeabi_fadd): Likewise.
446 (__aeabi_ui2f): Likewise.
447 (__aeabi_i2f): Likewise.
448 (__aeabi_fmul): Likewise.
449 (__aeabi_fdiv): Likewise.
450 (__aeabi_cfrcmple): Likewise.
451 (__aeabi_cfcmpeq): Likewise.
452 (__aeabi_cfcmple): Likewise.
453 (__aeabi_fcmpeq): Likewise.
454 (__aeabi_fcmplt): Likewise.
455 (__aeabi_fcmple): Likewise.
456 (__aeabi_fcmpge): Likewise.
457 (__aeabi_fcmpgt): Likewise.
458 (__aeabi_fcmpun): Likewise.
459 (__aeabi_f2iz): Likewise.
460 (__aeabi_f2uiz): Likewise.
461 * config/arm/lib1funcs.asm (ARM_CALL): New macro.
462 (__aeabi_uidivmod): New function or alias.
463 (__aeabi_idivmod): Likewise.
464 (__aeabi_idiv0): Likewise.
465 (__aeabi_ldiv0): Likewise.
466 (__aeabi_llsr): Likewise.
467 (__aeabi_lasr): Likewise.
468 (__aeabi_llsl): Likewise.
469 (bpabi.S): Include it.
470 * config/arm/libgcc-bpabi.ver: New file.
471 * config/arm/symbian.h (ARM_DEFAULT_ABI): Remove.
473 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add __aeabi_lcmp and
475 * config/arm/t-bpabi: New file.
476 * doc/tm.texi (TARGET_LIBGCC_FUNCS): New entry.
477 (TARGET_LIB_INT_CMP_BIASED): Likewise.
479 2004-08-10 David Edelsohn <edelsohn@gnu.org>
481 * config/rs6000/rs6000-protos.h (expand_block_clear): Declare.
482 * config/rs6000/rs6000.md (clrmemsi): New pattern.
483 * config/rs6000/rs6000.c (expand_block_clear): New function.
484 (expand_block_move): Convert alignment to bits. Use SImode and
485 HImode for unaligned addresses if not STRICT_ALIGNMENT.
487 2004-08-10 Caroline Tice <ctice@apple.com>
489 * varasm.c (unlikely_section_label): New global variable.
490 (unlikely_text_section_name): New global variable.
491 (text_section): Remove alignment statement.
492 (unlikely_text_section): Remove alignment statement; use
493 unlikely_section_label rather than hard-coded string.
494 (assemble_start_function): Initialize unlikely_section_label and
495 unlikely_text_section_name; make sure cold section is properly
496 aligned at start of function; output unlikely_section_label if
499 2004-08-10 Ulrich Weigand <uweigand@de.ibm.com>
501 * config/s390/s390-protos.h (s390_canonicalize_comparison): Declare.
502 * config/s390/s390.c (s390_canonicalize_comparison): New function.
503 * config/s390/s390.h (CANONICALIZE_COMPARISON): Define.
504 * config/s390/s390.md ("*tmdi_ext", "*tmsi_ext", "*tmqisi_ext",
505 "*tmqidi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem"): Remove.
506 ("*tmqi_mem"): Remove SUBREG from pattern.
507 ("*anddi3_cconly"): Prevent accidentally matching TM pattern.
508 ("*andsi3_cconly"): Likewise.
510 2004-08-10 H.J. Lu <hongjiu.lu@intel.com>
513 * config/i386/i386.md (*strsetdi_rex_1): Use DI instead of SI.
515 2004-08-10 Janis Johnson <janis187@us.ibm.com>
517 * doc/sourcebuild.texi (compat testing): Document available test
518 framework commands. Use the preferred spelling of DejaGnu.
520 2004-08-10 Daniel Berlin <dberlin@dberlin.org>
522 * lambda.h: Add matrix type, and prototypes for remainder of
523 matrix and vector functions.
524 (lambda_vector_mult_const): New function.
525 (lambda_vector_negate): Ditto.
526 (lambda_vector_add): Ditto.
527 (lambda_vector_add_mc): Ditto.
528 (lambda_vector_copy): Ditto.
529 (lambda_vector_zerop): Ditto.
530 (lambda_vector_equal): Ditto.
531 (lambda_vector_min_nz): Ditto.
532 (lambda_vector_first_nz): Ditto.
533 (lambda_vector_matrix_mult): Ditto.
534 * lambda-mat.c: New file.
535 * Makefile.in (lambda-mat.o): New.
537 2004-08-10 Andrew MacLeod <amacleod@redhat.com>
539 * tree-cfg.c (bsi_insert_before, bsi_insert_after): Call modify_stmt
540 after linking stmt into the program.
541 (bsi_remove): Don't call modify_stmt.
542 * tree-complex.c (update_complex_assignment,
543 expand_complex_comparison): Call modify_stmt after changing the stmt.
544 * tree-outof-ssa.c (rewrite_trees): Call modify_stmt only if not
546 * tree-ssa-ccp.c (substitute_and_fold): Call modify_stmt after changing
547 the stmt, and only if needed.
548 * tree-ssa-dom.c (thread_across_edge): Pass no annotation for a dummy
550 (simplify_rhs_and_lookup_avail_expr): Don't take an annotation param.
551 (simplify_cond_and_lookup_avail_expr): Use modify_stmt.
552 (simplify_switch_and_lookup_avail_expr): Don't take an annotation param.
553 (eliminate_redundant_computations): Don't pass an annotation. Call
554 modify_stmt rather than setting the annotation directly.
555 (record_equivalences_from_stmt): Remove unused local 'j'.
556 (cprop_operand): Take a stmt rather than an annotation as a parameter.
558 (cprop_into_stmt): Pass stmt rather than annotation.
559 (update_rhs_and_lookup_avail_expr): Call modify_stmt.
560 * tree-ssa-loop-im.c (schedule_sm): Call get_stmt_ann rather than
562 * tree-ssa.c (propagate_into_addr): Dont call modify_stmt.
564 2004-08-10 Jason Merrill <jason@redhat.com>
567 * function.c (expand_function_start): Handle DECL_BY_REFERENCE on
570 2004-08-10 Geoffrey Keating <geoffk@apple.com>
572 * tree-vn.c (val_expr_pair_expr_eq): Compare vuses, to match the
575 2004-08-10 Roger Sayle <roger@eyesopen.com>
577 * config/mips/mips.md: New reciprocal square root patterns that
578 match sqrt(1.0/x) in addition to the existing 1.0/sqrt(x) insns.
580 2004-08-10 Paul Brook <paul@codesourcery.com>
582 * config/arm/arm-protos.h (arm_set_return_address,
583 thumb_set_return_address): Add prototypes.
584 * config/arm/arm.h (ARM_FT_EXCEPTION_HANDLER): Remove.
585 * config/arm/arm.c (arm_compute_func_type,
586 use_return_insn, arm_compute_save_reg0_reg12_mask,
587 arm_compute_save_reg_mask, arm_output_function_prologue,
588 arm_output_epilogue): Replace ARM_FT_EXCEPTION_HANDLER with
589 current_function_calls_eh_return.
590 (thumb_exit, thumb_pushpop, thumb_unexpanded_epilogue): Replace
592 (arm_set_return_address, thumb_set_return_address): New functions.
593 * config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS, DWARF2_UNWIND_INFO,
594 ARM_EH_STACKADJ_REGNUM, EH_RETURN_STACKADJ_RTX): Define.
595 * config/arm/arm.md (VUNSPEC_EH_RETURN): Add.
596 (epilogue): Use the stackadj register.
597 (eh_return, arm_eh_return, thumb_eh_return): New pattern.
599 2004-08-10 Jakub Jelinek <jakub@redhat.com>
602 * expr.c (move_by_pieces_ninsns): Add max_size argument.
603 (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1 to it.
604 (CLEAR_BY_PIECES_P): Pass STORE_MAX_PIECES + 1 to it.
605 (STORE_BY_PIECES_P): Define similarly to CLEAR_BY_PIECES_P,
606 but using MOVE_RATIO.
607 (move_by_pieces): Pass max_size to move_by_pieces_ninsns.
608 (can_store_by_pieces): Change max_size type to unsigned int.
609 (store_by_pieces_1): Likewise. Pass max_size to
610 move_by_pieces_ninsns.
611 * config/s390/s390.h (STORE_BY_PIECES_P): Define.
612 * config/sh/sh.c (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1
613 to move_by_pieces_ninsns.
614 (STORE_BY_PIECES_P): Define.
615 * config/ns32k/ns32k.h (STORE_BY_PIECES_P): Pass STORE_MAX_PIECES + 1
616 to move_by_pieces_ninsns.
617 * doc/tm.texi (STORE_BY_PIECES_P): Document changed default.
619 * config/i386/i386.h (CLEAR_RATIO): Define.
621 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
623 * expr.c (expand_expr_real_1): Add back code that was not dead.
625 2004-08-09 Andrew Pinski <apinski@apple.com>
627 * c-common.c (c_common_get_alias_set): Set the aliasing set of the type
628 which is found to be compatible before returning the aliasing set.
630 2004-08-09 Daniel Jacobowitz <dan@debian.org>
632 * ggc-zone.c (struct alloc_zone): Add statistics counters.
633 (always_collect): New flag.
634 (ggc_alloc_zone_1): Update statistics support. Don't include
635 overhead in allocated counter.
636 (sweep_pages): Update allocated counter for large pages. Don'y
638 (ggc_collect_1): Always collect.
639 (ggc_collect): Honor always_collect flag. Sum all zones to decide
641 (SCALE, LABEL): New macros.
642 (ggc_print_statistics): Add statistics support.
644 2004-08-09 Roger Sayle <roger@eyesopen.com>
646 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap): Change type to bool.
647 (init_expmed): Fix potential overrun problem with "all.reg".
648 (expand_sdiv2_pow2): Add an alternate implementation for signed
649 division, if the target provides a suitable conditional move insn.
651 2004-08-09 Paul Brook <paul@codesourcery.com>
652 Richard Henderson <rth@redhat.com>
654 * unwind-dw2.c (uw_install_context_1): Update target saved stack
657 2004-08-09 Geoffrey Keating <geoffk@apple.com>
659 * ggc-common.c (ggc_rlimit_bound): Don't check RSS limit.
660 Check DATA limit only if there's no AS limit. Ignore insanely
662 (ggc_min_heapsize_heuristic): Don't divide AS or RSS limits by 8,
663 but take care that the AS limit isn't overrun.
664 * doc/invoke.texi: Update documentation of min-heapsize parameter.
666 2004-08-09 Jeff Law <law@redhat.com>
668 * Makefile.in (OBJC-common): Add tree-ssa-threadupdate.c
669 (tree-ssa-threadupdate.o): Add dependencies.
670 * tree-ssa-threadupdate.c: New file.
671 * tree-flow.h (incoming_edge_threaded): New flag in block annotation.
672 (rewrite_vars_out_of_ssa): Remove prototype.
673 (cleanup_tree_cfg): Returns a bool.
674 * tree.h (thread_through_all_blocks): Prototype.
675 * tree-outof-ssa.c (SSANORM_*): Move into here.
676 (remove_ssa_form): Now static.
677 (rewrite_vars_out_of_ssa): Kill.
678 * tree-ssa-live.c (register_ssa_partitions_for_vars): Kill.
679 * tree-ssa-live.h (SSANORM_*): Moved into tree-outof-ssa.c.
680 (remove_ssa_form, register_partitions_for_vars): Kill declarations.
681 * tree-cfg.c (cleanup_tree_cfg): Return a value indicating if
682 anything was changed.
683 * tree-phinodes.c (add_phi_arg): Get the block for the PHI
684 from the PHI's annotation rather than the edge associated with
686 * tree-ssa-dom.c (redirection_edges): Kill.
687 (redirect_edges_and_update_ssa_graph): Kill.
688 (tree_ssa_dominator_optimize): Do not reset forwardable flag
689 for blocks anymore. Do not initialize redirection_edges.
690 Call thread_through_all_blocks. Simplify code for cleanup
691 of the CFG and iterating. No longer call cleanup_tree_cfg
692 outside the iteration loop.
693 (thread_across_edge): No longer mess with forwardable blocks.
695 2004-08-09 Zack Weinberg <zack@codesourcery.com>
697 * explow.c (memory_address): Use memory_address_p.
698 * recog.c (general_operand): Likewise.
699 * regrename.c: No need to define REG_OK_STRICT.
701 2004-08-09 Steven Bosscher <stevenb@suse.de>
703 * timevar.def (TV_CPROP1, TV_CPROP2, TV_PRE, TV_HOIST, TV_LSM):
705 * gcse.c: Include timevar.h.
706 (const_prop_count, copy_prop_count): Rename to global_const_prop_count
707 and global_copy_prop_count.
708 (local_const_prop_count, local_copy_prop_count): New static globals.
709 (gcse_main): Set the right timevar for each pass.
710 (cprop_jump): Increment global_const_prop_count when a constant is
711 propagated. Add "GLOBAL" to dump output.
712 (cprop_insn): Increment global_const_prop_count when a constant is
713 propagated, or global_copy_prop_count when a copy is propagated.
714 (do_local_cprop): Likewise for local_const_prop_count and
715 local_copy_prop_count.
716 (one_cprop_pass): Initialize const/cprop counters to zero.
717 Print out results of local and global const/cprop separately.
718 (bypass_block): Break over-length line.
719 * Makefile.in (gcse.o): Add TIMEVAR_H dependency. Fix dependencies
720 for bb-reorder.o and tracer.o.
722 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
724 * Makefile.in (GTFILES): Remove stmt.c
725 (stmt.o): Do not depend on gt-stmt.h.
726 * emit-rtl.c (emit_line_note): Do not call
727 set_file_and_line_for_stmt.
728 * expr.c (expand_expr_real_1) <SWITCH_EXPR>: Let expand_case
730 * function.c (free_after_parsing): Do not free STMT field.
731 (allocate_struct_function): Do not call init_stmt_for_function.
732 (assign_stack_temp_for_type): Do not accept values of keep
734 (init_temp_slots): Do not initialize removed variables.
735 * function.h (struct function): Remove STMT, X_TARGET_TEMP_SLOT_LEVEL
736 and X_VAR_TEMP_SLOT_LEVEL fields.
737 * rtl.h (set_file_and_line_for_stmt): Remove.
738 * stmt.c (struct nesting, ALLOC_NESTING, POPSTACK,
739 struct stmt_status, cond_stack, case_stack, nesting_stack,
740 nesting_depth, emit_locus, set_file_and_line_for_stmt,
741 same_case_target_p, init_stmt_for_function, emit_nop,
742 expand_start_cond, expand_start_elseif, expand_start_else,
743 expand_elseif, expand_end_cond): Remove.
744 (preserve_subexpressions_p): Remove references to CFUN->STMT.
745 (expand_start_case, expand_end_case_type): Remove, merge into...
746 (expand_case): ... this one, including other bits from
747 expand_expr_real_1. Inline same_case_target_p. Turn members
748 of CASE_STACK into local variables.
749 (emit_case_bit_tests): Inline same_case_target_p.
750 (add_case_node): Add HEAD argument, return new head of the list,
751 do not handle default label here.
752 * tree.h (expand_start_cond, expand_end_cond, expand_start_else,
753 expand_start_elseif, current_nesting_level, expand_start_case,
754 expand_end_case_type, expand_end_case, add_case_node,
755 init_stmt_for_function, expand_elseif): Remove prototypes.
756 (expand_case): Add prototype.
758 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
760 * expr.c (expand_expr_real_1): Use optab_for_tree_code.
762 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
764 * expr.c (var_rtx): Remove.
765 (expand_expr_real_1) <LOOP_EXPR, EXIT_EXPR,
766 LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR, TRUTH_ANDIF_EXPR,
767 TRUTH_ORIF_EXPR, COMPOUND_EXPR, CONJ_EXPR, INIT_EXPR>:
769 (expand_expr_real_1) <COND_EXPR>: Remove most special cases.
770 * optabs.c (emit_clr_insn, emit_0_to_1_insn): Remove.
771 * optabs.h (emit_clr_insn, emit_0_to_1_insn): Remove.
773 2004-08-08 Mostafa Hagog <mustafa@il.ibm.com>
774 Ayal Zaks <zaks@il.ibm.com>
776 * common.opt (freschedule-modulo-scheduled-loops): New flag.
777 * final.c (final_scan_insn): Handle NOTE_DISABLE_SCHED_OF_BLOCK.
778 * modulo-sched.c (sms_schedule): Emit a note to disable scheduling
779 when -freschedule-modulo-scheduled-loops flag is not specified.
780 (sms_schedule_by_order, ps_insn_advance_column, add_node_to_ps,
781 add_node_to_ps, ps_has_conflicts, ps_add_node_check_conflicts):
782 More accurate placing of insn in row of partial schedule.
783 (ps_insn_find_column): New function.
784 * rtl.h (NOTE_DISABLE_SCHED_OF_BLOCK): New note.
785 * sched-rgn.c (sched_is_disabled_for_current_region_p): New.
786 (schedule_region): Use sched_is_disabled_for_current_region_p.
787 * docs/invoke.texi: Document -freschedule-modulo-scheduled-loops.
789 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
791 * config/i386/i386.c (ix86_expand_clrmem): Revert the last
794 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
796 * config/i386/i386.c (ix86_expand_clrmem): Properly call
797 gen_strset for 64bit target.
799 2004-08-07 Olivier Hainque <hainque@act-europe.fr>
801 * config/vxworks.h (HANDLE_SYSV_PRAGMA): Remove definition.
803 2004-08-07 Jason Merrill <jason@redhat.com>
805 Make return in memory explicit.
806 * function.c (aggregate_value_p): Check DECL_BY_REFERENCE.
807 (assign_parm_find_data_types): Remove code for old front end
808 invisible reference handling.
809 (assign_parms): Handle DECL_BY_REFERENCE on the RESULT_DECL.
810 (expand_function_end): Likewise.
811 * gimplify.c (gimplify_return_expr): Handle a dereferenced
813 * tree-inline.c (copy_body_r): Don't bother looking for &* anymore.
814 (declare_return_variable): Handle DECL_BY_REFERENCE.
815 * cp/cp-gimplify.c (is_invisiref_parm): Also handle RESULT_DECL.
816 (cp_genericize_r): Use convert_from_reference.
817 Don't dereference a RESULT_DECL directly inside a RETURN_EXPR.
818 (cp_genericize): Handle the RESULT_DECL. Unset TREE_ADDRESSABLE.
820 * c-common.c (c_warn_unused_result): Check TREE_USED before
821 warning about a CALL_EXPR with an unused value.
823 2004-08-06 Mark Mitchell <mark@codesourcery.com>
825 * config/arm/symbian.h (CC1_SPEC): Avoid passing duplicate options
826 to the compiler. Use -fshort-wchar by default.
828 2004-08-06 Pat Haugen <pthaugen@us.ibm.com>
830 * params.def (PARAM_MIN_CROSSJUMP_INSNS): New.
831 * cfgcleanup.c (try_crossjump_to_edge): Add minimum insn match
833 * doc/invoke.texi (param): Document min-crossjump-insns.
835 2004-08-06 Richard Sandiford <rsandifo@redhat.com>
838 * c.opt (Wmissing-field-initializers): New option.
839 * c-opts.c (c_common_post_options): Make -Wextra turn it on by default.
840 * c-typeck.c (pop_init_level): Guard the missing field warning with
841 warn_missing_field_initializers rather than extra_warnings.
842 * doc/invoke.texi (-Wmissing-field-initializers): Document, moving
843 some of the explanation from...
844 (-Wextra): ...here. Say that the missing field warning can be
845 seperately controlled by -Wmissing-field-initializers.
847 2004-08-06 Paolo Bonzini <bonzini@gnu.org>
849 * expr.c (expand_expr_real_1) <ENTRY_VALUE_EXPR>: Remove.
850 * tree-inline.c (estimate_num_insns_1) <ENTRY_VALUE_EXPR>: Remove.
851 * tree-pretty-print.c (dump_generic_node) <ENTRY_VALUE_EXPR>: Remove.
852 * tree.def (ENTRY_VALUE_EXPR): Remove.
854 2004-08-06 Jakub Jelinek <jakub@redhat.com>
856 * config/i386/i386.c (ix86_expand_clrmem): Move gen_cld down to
857 the places where it is actually needed. Don't use repz; stosb
858 for -Os with sufficiently small constant sizes.
859 For sufficiently small repz; stos{l,q} repeat counts use a sequence
860 of stos{l,q} instructions instead.
862 2004-08-06 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
864 PR tree-optimization/16807
865 * loop-iv.c (dump_iv_info): Dump invariants correctly.
866 (iv_subreg, iv_extend): Express value of invariant purely in
869 2004-08-06 Mark Mitchell <mark@codesourcery.com>
871 * config/arm/symbian.h (CC1_SPEC): Add -fno-short-enums.
872 (CC1PLUS_SPEC): Define it to be the same as CC1_SPEC.
874 2004-08-06 Roman Zippel <zippel@linux-m68k.org>
876 * config/m68k/m68k.c (post_inc_operand,pre_dec_operand): New.
877 * config/m68k/m68k.h (PREDICATE_CODES): add post_inc_operand,
879 * config/m68k/m68k.md (zero_extend*2): delay the splitting of the
880 pattern until reload is finished to allow better code generation
881 and split them completely into separate instrunctions.
882 (*andsi3_split): New pattern.
884 2004-08-05 Mark Mitchell <mark@codesourcery.com>
886 * tree.c (handle_dll_attribute): Move here from i383/winnt.c.
887 Replace use of DECL_INLINE with DECL_DECLARED_INLINE_P. Set
888 DECL_VISIBLITY. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
889 * tree.h (handle_dll_attribute): Declare. Test
890 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
891 * c-common.h (c_determine_visibility): Declare.
892 * c-common.c (c_determine_visibility): New function.
893 * c-decl.c (finish_decl): Use it.
894 (finish_function): Likewise.
895 * defaults.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define it to
896 zero, by default. Use #if, not #ifdef, to test it.
897 * config/arm/arm.c (arm_attribute_table): Use
898 handle_dll_attribute. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with
900 * config/arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define to 1.
901 * config/i386/cygming.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
903 * config/i386/i386-protos.h (ix86_handle_dll_attribute): Remove.
904 * config/i386/i386.c (ix86_attribute_table): Use
905 handle_dll_attribute for dllimport/dllexport. Test
906 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
907 * config/i386/winnt.c (ix86_handle_dll_attribute): Remove.
908 * config/mcore/mcore.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
910 * config/mcore/mcore.c (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Test it
912 * config/sh/symbian-pre.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
914 * doc/extend.texi (dllexport): Clarify and correct documentation.
915 (dllimport): Likewise.
916 * doc/tm.texi (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Mention
917 handle_dll_attribute.
919 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
921 * tree-ssa-loop-manip.c: New file.
922 * Makefile.in (tree-ssa-loop-manip.o): Add.
923 * tree-flow.h (rewrite_into_loop_closed_ssa, verify_loop_closed_ssa):
925 * tree-ssa-loop.c (tree_loop_optimizer_init): Create loop closed ssa
927 (tree_ssa_loop_done): Verify loop closed ssa form.
928 * tree-ssa-loop-im.c (move_computations): Update loop closed ssa form.
930 2004-08-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
932 * pa.c (pa_asm_output_aligned_bss, pa_asm_output_aligned_common,
933 pa_asm_output_aligned_local): New functions.
934 * pa-protos.h: Add prototypes for pa_asm_output_aligned_bss,
935 pa_asm_output_aligned_common and pa_asm_output_aligned_local.
936 * pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON): Use
937 pa_asm_output_aligned_common.
938 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
939 * pa.h (ASM_OUTPUT_ALIGNED_BSS): New macro.
940 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
941 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
942 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): New macro.
943 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
944 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
945 * som.h (MAX_OFILE_ALIGNMENT): Provide maximum alignment of global
948 2004-08-05 Andrew Pinski <apinski@apple.com>
950 * objc/objc-act.c (build_objc_string_object): Mark the address
951 expression as constant.
953 2004-08-05 David Edelsohn <edelsohn@gnu.org>
955 * config/rs6000/rs6000.c (rs6000_rtx_costs): Fix mask_operand
956 and mask64_operand thinkos. Handle ZERO_EXTRACT. Handle
957 SIGN_EXTEND / ZERO_EXTEND of MEM. Handle rlwinm patterns.
959 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
961 * config/linux.h, config/i386/linux.h, config/sparc/linux.h:
962 Remove definitions conditioned on USE_GNULIBC_1 or conditioned
963 out, and associated obsolete comments.
965 2004-08-05 Nathan Sidwell <nathan@codesourcery.com>
967 * tree.h (force_fit_type): Return a tree, take three flags.
968 * fold-const.c (force_fit_type): Set TREE_OVERFLOW and
969 TREE_CONSTANT_OVERFLOW here.
970 (int_const_binop, const_binop): Adjust.
971 (size_int_type): Do sign extension here.
972 (fold_convert_const, optimize_bit_field_compare,
973 decode_field_reference, all_ones_mask_p, fold_div_compare, fold,
974 fold_negate_const, fold_abs_const, fold_not_const): Adjust.
975 * tree.c (size_in_bytes, int_fits_type_p): Adjust.
977 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
979 PR tree-optimization/16864
980 * tree-tailcall.c (eliminate_tail_call): Do not create phi nodes
981 for ssa names without default_def.
983 2004-08-05 Richard Sandiford <rsandifo@redhat.com>
985 * config/i386/i386.c (ix86_expand_prologue): If the function uses a
986 frame pointer, restore eax with an ebp-relative address.
988 2004-08-04 Geoffrey Keating <geoffk@apple.com>
991 * c-common.c (c_expand_decl): Don't special-case static VAR_DECLs.
992 * c-common.h (make_rtl_for_local_static): Delete.
993 * c-decl.c (shadow_tag_warned): Clean up comment.
994 (finish_decl): Clean up spacing. Use set_user_assembler_name when
995 appropriate. Don't pass asmspec to rest_of_decl_compilation.
996 * c-semantics.c (make_rtl_for_local_static): Delete.
997 * expr.c (init_block_move_fn): Use set_user_assembler_name.
998 (init_block_clear_fn): Likewise.
999 * passes.c (rest_of_decl_compilation): Remove asmspec parameter,
1000 expect it to be in DECL_ASSEMBLER_NAME. Update callers in many files.
1001 * toplev.h (rest_of_decl_compilation): Remove asmspec parameter.
1002 * tree.h (make_decl_rtl): Remove second parameter.
1003 (set_user_assembler_name): New.
1004 * varasm.c (set_user_assembler_name): New.
1005 (make_decl_rtl): Remove second parameter. Update callers in many
1008 2004-08-05 Adam Nemet <anemet@lnxw.com>
1010 * config.gcc (case i[34567]86-*-lynxos*): Update to LynxOS 4.0.
1011 (case rs6000-*-lynxos*): Rename it to powerpc-*-lynxos*. Update
1013 * gthr-lynx.h: New file.
1014 * config/lynx-ng.h: Remove file.
1015 * config/lynx.h: Update to LynxOS 4.0.
1016 * config/t-lynx: New file.
1017 * config/i386/lynx-ng.h: Remove file.
1018 * config/i386/lynx.h: Update to LynxOS 4.0.
1019 * config/rs6000/lynxbase.h: Remove file.
1020 * config/rs6000/lynx.h: Update to LynxOS 4.0.
1021 * config/rs6000/t-lynx: New file.
1022 * doc/install.texi (Options specification): Remove reference to
1023 LynxOS from systems where --with-gnu-as makes a difference.
1025 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
1027 * c-common.c (c_stddef_cpp_builtins): Define __INTMAX_TYPE__ and
1029 * c-cppbuiltin.c (builtin_define_stdint_macros): New. Define
1031 (c_cpp_builtins): Call it.
1032 * doc/cpp.texi: Update.
1034 2004-08-04 David Edelsohn <edelsohn@gnu.org>
1036 * config/rs6000/rs6000.c (rs6000_rtx_costs): LABEL_REFs are zero
1039 2004-08-04 Jan Hubicka <jh@suse.cz>
1041 * basic-block.h (profile_staus): New global variable.
1042 * cfg.c (profile_status): Declare.
1043 (check_bb_profile): Break out from ....; use profile_status
1044 (dump_flow_info): ... here.
1045 * cfgbuild.c (find_basic_blocks): Set profile_status.
1046 * cfgexpand.c (tree_expand_cfg): Likewise.
1047 * predict.c (estimate_probability): Likewise.
1048 * profile.c (branch_prob): Likewise.
1049 * tree-cfg.c (build_tree_cfg): Likewise.
1050 (dump_function_to_file): Use check_bb_profile.
1051 * tree-pretty-print (dump_bb_header): Likewise.
1052 * tree-profile.c (do_tree_profiling): Cleanup.
1054 2004-08-04 Zack Weinberg <zack@codesourcery.com>
1056 * Makefile.in (RTL_BASE_H, RTL_H): Correct.
1057 (BUILD_RTL): Remove $(BUILD_PREFIX) from ggc-none.o.
1058 (genobjs): Add errors.o, ggc-none.o, and min-insn-modes.o.
1059 (read-rtl.o, gensupport.o, genconfig.o, genflags.o, gencodes.o)
1060 (genconstants.o, genemit.o, genopinit.o, genrecog.o, genextract.o)
1061 (genpeep.o, genattr.o, genattrtab.o, genautomata.o, genoutput.o)
1062 (genconditions.o): Depend on $(RTL_BASE_H) not $(RTL_H).
1063 (ggc-none.o, errors.o): Move rule to generators section;
1064 correct dependencies.
1065 (min-insn-modes.o): Move rule to generators section; remove
1066 unnecessary explicit command; correct dependencies.
1067 (print-rtl.o, print-rtl1.o): Correct dependencies.
1068 ($(BUILD_PREFIX_1)errors.o. $(BUILD_PREFIX_1)ggc-none.o): Delete rule.
1069 (mostlyclean): Update.
1071 * errors.c: Include bconfig.h not config.h. Correct comment.
1072 * gengtype.c, genpreds.c: Don't define NO_GENRTL_H.
1073 * ggc-none.c: Include bconfig.h; not config.h or tm.h.
1074 * print-rtl.c: Don't include tm_p.h.
1076 * rtl.h: Move forward-decl of struct function down where it's
1077 needed. Include genrtl.h #ifndef GENERATOR_FILE, not
1078 #ifndef NO_GENRTL_H. Remove unnecessary #ifdef BUFSIZ statements.
1080 2004-08-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1081 Jeff Law <law@redhat.com>
1083 * tree-cfg.c (tree_duplicate_bb): Mark duplicated definitions.
1084 * tree-flow.h (rewrite_ssa_into_ssa): Declaration changed.
1085 * tree-into-ssa.c (rewrite_ssa_into_ssa): Use new interface to
1086 manipulate the duplicated ssa names.
1087 * tree-ssanames.c (ssa_names_to_rewrite): New variable.
1088 (marked_for_rewrite_p, any_marked_for_rewrite_p, mark_for_rewrite,
1089 unmark_all_for_rewrite, marked_ssa_names, release_ssa_name_force):
1091 (release_ssa_name): Do not release ssa names that may have multiple
1093 * tree.h (release_ssa_name_force, mark_for_rewrite,
1094 unmark_all_for_rewrite, marked_for_rewrite_p, any_marked_for_rewrite_p,
1095 marked_ssa_names): Declare.
1096 * tree-ssa-loop-ch.c (mark_defs_for_rewrite): Remove.
1097 (duplicate_blocks): Remove call to mark_defs_for_rewrite.
1098 Update call to rewrite_ssa_into_ssa.
1100 2004-08-04 Mark Mitchell <mark@codesourcery.com>
1102 * defaults.h (TARGET_DECLSPEC): New macro.
1103 * c-cppbuiltin.c (c_cpp_builtins): Handle TARGET_DECLSPEC.
1104 * config/arm/pe.h (SUBTARGET_CPP_SPEC): Remove __declspec support.
1105 * config/arm/symbian.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
1106 * config/i386/beof-elf.h (TARGET_OS_CPP_BUILTINS): Remove
1108 (TARGET_DECLSPEC): Define.
1109 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Remove
1111 * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS): Remove
1113 (TARGET_DECLSPEC): Define.
1114 * config/mcore/mcore.h (TARGET_CPU_CPP_BUILTINS): Remove
1116 * config/sh/symbian-pre.h (SUBTARGET_CPP_SPEC): Remove __declspec
1118 * doc/tm.texi (TARGET_DECLSPEC): Document.
1120 * doc/extend.texi: Fix typo in comment.
1122 2004-08-04 Paul Brook <paul@codesourcery.com>
1124 * target-def.h (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
1125 (TARGET_CXX): Use it.
1126 * target.h (struct gcc_target): Add cdtor_returns_this.
1127 * config/arm/arm.c (arm_cxx_cdtor_returns_this): New function.
1128 (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
1129 * doc/tm.texi: Document TARGET_CXX_CDTOR_RETURNS_THIS.
1131 2004-08-03 Nathan Sidwell <nathan@codesourcery.com>
1133 * c-lex.c (narrowest_unsigned_type, narrowest_signed_type): Take
1134 low/high pair. Do range checking directly.
1135 (interpret_integer): Adjust.
1137 2004-08-04 Nick Clifton <nickc@redhat.com>
1139 * config/sh/sh.h (TARGET_SWITCHES): Add no-renesas to select the
1141 * doc/invoke.texi: Document this new switch and also the -mrenesas
1144 2004-08-04 Nathan Sidwell <nathan@codesourcery.com>
1146 * cfglayout.c (insn_locators_initialize): Update the current
1147 location before initializing a location.
1149 2004-08-03 Zack Weinberg <zack@codesourcery.com>
1151 * dbxout.c (dbxout_function_decl): Always call dbxout_function_end.
1152 (dbxout_function_end): Return after emitting the "Lscope" symbol
1153 under the same conditions that this function formerly wasn't called.
1154 Add explanatory comments.
1157 * c-decl.c (record_builtin_type): Call debug_hooks->type_decl
1161 * dbxout.c (dbx_output_lbrac, dbx_output_rbrac): New
1162 functions, broken out of dbxout_block.
1163 (dbxout_block): The block at depth 0 should get LBRAC/RBRAC
1164 stabs too, if it contains symbols. Use the begin_label and
1165 the Lscope label (emitted by dbxout_function_end) for the
1166 range of this block.
1168 2004-08-03 Nathanael Nerode <neroden@gcc.gnu.org>
1170 * doc/install.texi: Update autoconf version requirements.
1172 2004-08-03 Zack Weinberg <zack@codesourcery.com>
1174 * defaults.h (LEGITIMATE_PIC_OPERAND_P): Provide default definition.
1175 * recog.c (general_operand, immediate_operand, nonmemory_operand)
1176 (asm_operand_ok): Remove #ifdefs on LEGITIMATE_PICOPERAND_P.
1177 * regclass.c (record_reg_classes): Likewise.
1178 * reload.c (find_reloads): Likewise.
1179 * reload1.c (reload): Likewise.
1181 2004-08-03 Zack Weinberg <zack@codesourcery.com>
1183 * gensupport.c (init_md_reader_args_cb): Renamed from
1184 init_md_reader_args. Add third option, callback function for
1185 parsing program-specific options. Add diagnosis of incorrect
1186 number of input files.
1187 (init_md_reader): Fold into init_md_reader_args_cb.
1188 (init_md_reader_args): Now a thin wrapper around
1189 init_md_reader_args_cb.
1190 * gensupport.h: Update prototypes.
1192 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
1193 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
1194 * genrecog.c: No need to diagnose lack of an input file;
1195 init_md_reader_args will handle it.
1196 * genconditions.c: Likewise, and use init_md_reader_args.
1197 * genconstants.c: Likewise, and no need to call read_md_rtx.
1199 2004-08-03 Joseph S. Myers <jsm@polyomino.org.uk>
1201 * c-decl.c (implicitly_declare): Diagnose incompatible implicit
1204 2004-08-03 Mike Stump <mrs@apple.com>
1206 * config/darwin-c.c: Don't search in "/Local/Library/Frameworks"
1208 * doc/invoke.texi (Darwin Options): Update to reflect above.
1210 2004-08-03 Roger Sayle <roger@eyesopen.com>
1213 * fold-const.c (extract_muldiv_1) <NOP_EXPR>: Disallow local
1214 truncations, not just global truncations.
1216 2004-08-03 Andrew Pinski <apinski@apple.com>
1219 * loop-iv.c (simplify_using_assignment): Initialize lhs.
1221 2004-08-03 Paul Brook <paul@codesourcery.com>
1223 * gcc/doc/install.texi: Document MPFR requirement.
1225 2004-08-03 Maciej W. Rozycki <macro@linux-mips.org>
1227 * aclocal.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Check for <sys/mman.h>
1228 and mmap() explicitly instead of relying on preset autoconf cache
1230 * configure: Regenerate.
1232 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
1235 * config.gcc (i[34567]86-*-* | x86_64-*-*): Add i386/t-gmm_malloc
1237 (i[34567]86-*-linux*aout* | i[34567]86-*-linux*libc1): Likewise.
1238 (i[34567]86-*-linux* | x86_64-*-linux*): Add i386/t-pmm_malloc
1241 * config/i386/t-gmm_malloc: New file.
1242 * config/i386/t-pmm_malloc: Likewise.
1244 * config/i386/xmmintrin.h: Include <mm_malloc.h>.
1246 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
1247 Tanguy Fautrà <tfautre@pandora.be>
1249 * config/i386/pmm_malloc.h: New file.
1251 2004-08-03 Danny Smith <dannysmith@users.sourceforge.net>
1253 * config/i386/gmm_malloc.h: New file.
1255 2004-08-03 Dale Johannesen <dalej@apple.com>
1257 * config/rs6000/rs6000.c (machopic_output_stub): Align Darwin stubs.
1258 * c-common.c: Include opts.h.
1259 (c_common_get_alias_set): Fix check for a single input file.
1260 * toplev.c: Remove current_file_decl.
1263 2004-08-03 Mark Mitchell <mark@codesourcery.com>
1265 * config.gcc (arm*-*-symbianelf*): New target.
1266 * config/arm/symbian.h: New file.
1268 * gthr-gnat.c: Add visibility #pragmas.
1269 * gthr-gnat.h : Likewise.
1271 * libgcc2.c (__ffsSI2): Move prototype to libgcc2.h.
1272 (__ffsDI2): Likewise.
1273 (__clzSI2): Likewise.
1274 (__ctzSI2): Likewise.
1275 (__ctzDI2): Likewise.
1276 (__popcountSI2): Likewise.
1277 (__popcountDI2): Likewise.
1278 (__paritySI2): Likewise.
1279 (__parityDI2): Likewise.
1280 * libgcc2.h: Add visibility #pragmas.
1281 (__clzDI2): Add prototype.
1282 (__clzSI2): Likewise.
1283 (__ctzSI2): Likewise.
1284 (__ffsDI2): Likewise.
1285 (__ffsSI2): Likewise.
1286 (__ctzDI2): Likewise.
1287 (__popcountSI2): Likewise.
1288 (__popcountDI2): Likewise.
1289 (__paritySI2): Likewise.
1290 (__parityDI2): Likewise.
1291 * unwind-dw2-fde.h: Add visibility #pragmas.
1292 * unwind.h: Likewise.
1294 2004-08-03 David Edelsohn <edelsohn@gnu.org>
1295 Dale Johannesen <dalej@apple.com>
1296 Roger Sayle <roger@eyesopen.com>
1298 * config/rs6000/rs6000.c (rs6000_rtx_costs): Calculate cost of
1299 constants more accurately. Adjust costs for FMA instructions.
1300 Add cases for most logical and float operations. Recurse into
1303 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
1305 * config.gcc (strongarm-*, xscale-*): Add t-arm to tmake_files.
1307 2004-08-03 Pat Haugen <pthaugen@us.ibm.com>
1309 * ra-build.c (conflicts_between_webs): For webs that cross a call add
1310 conflicts to regs_invalidated_by_call.
1312 2004-08-03 Paul Brook <paul@codesourcery.com>
1314 * config/arm/arm.c (emit_sfm): Only emit a single frame adjustment.
1316 2004-08-03 Jan Hubicka <jh@suse.cz>
1318 * coverage.c (tree_coverage_counter_ref): Fix computation of the new
1321 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
1323 * arm-cores.def: Sort by architecture. Add arm946es, arm966es,
1324 arm968es, arm10e, arm1020e, arm1022e.
1325 * invoke.texi: Update list of ARM cores.
1326 * arm-tune.md: Regenerate.
1328 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
1330 * arm/gentune.sh: New file.
1331 * arm/t-arm: New file.
1332 * arm/arm-tune.md: New file (autogenerated).
1333 * config.gcc (arm*-*-*): Add t-arm to tmake_file for all variants.
1334 * arm.md (attribute tune): Delete. Include arm-tune.md.
1336 2004-08-03 Paolo Bonzini <bonzini@gnu.org>
1338 * gcc.c (add_prefix, add_sysrooted_prefix): Remove
1339 penultimate parameter. All callers adjusted.
1340 (struct prefix_list): Remove used_flag_ptr.
1341 (find_a_file): Do not set *pl->used_flag_ptr.
1342 (warn_B, warn_std_ptr): Remove.
1344 2004-08-03 Yossi Markovich <yossim@il.ibm.com>
1345 Mostafa Hagog <mustafa@il.ibm.com>
1347 * config/rs6000/altivec.md (altivec_vnmsubfp): Fix wrong pattern.
1349 2004-08-02 Geoffrey Keating <geoffk@apple.com>
1351 * dwarf2out.c (output_call_frame_info): Don't change data format
1352 due to TARGET_USES_WEAK_UNWIND_INFO. Always refer to the local
1353 label. Use 'true' not '1'.
1354 * doc/install.texi (powerpc-*-darwin*): Mention cctools version
1357 2004-08-02 Gabriel Dos Reis <gdr@cs.tamu.edu>
1359 * gdbinit.in: Reflect previous changes to rtunion_def.
1361 2004-08-02 Roger Sayle <roger@eyesopen.com>
1363 * fold-const.c (fold) <TRUNC_MOD_EXPR>: The transformation "X % -Y"
1364 -> "X % Y" is only valid for TRUNC_MOD_EXPR.
1366 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1368 * vec.h (DEF_VEC_P): Add proper cast to uses of vec_o_reserve and
1370 * langhooks.h (lang_hooks::builtin_function): Rename parameter
1371 from "class" to "bt_class".
1373 2004-08-02 Paul Brook <paul@codesourcery.com>
1375 PR rtl-optimization/15068
1376 * flow.c (init_propagate_block_info): Check condition is reversible.
1378 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1380 * gengtype.h (options::info): Change type to const char *.
1381 (enum gc_used_enum): Move out of struct type scope.
1382 * gengtype.c (create_option): Convert initializer for option::info to
1384 (adjust_field_type, walk_type, write_func_for_structure,
1385 write_root, write_roots): Remove pointless cast.
1387 2004-08-02 J"orn Rennecke <joern.rennecke@superh.com>
1389 * genopinit.c (gen_insn): Check for MODE_COMPLEX_FLOAT patterns for $F.
1391 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1393 * rtl.h (union rtunion_def): Have all members start with the
1395 (XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, XBBDEF, XTMPL,
1396 X0INT, X0UINT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
1397 X0MEMATTR, X0BBDEF, X0REGATTR, XCINT, XCUINT, XCSTR, XCEXP,
1398 XCVEC, XCMODE, XCBITMAP, XCTREE, XCBBDEF, XC2EXP): Adjust members
1400 * gengtype.c (adjust_field_rtx_def): Likewise.
1401 * rtlanal.c (loc_mentioned_in_p): Likewise.
1403 2004-08-02 Richard Sandiford <rsandifo@redhat.com>
1405 * config.gcc (mips*-*-elf*, mips*-*-rtems*): Add elfos.h to tm_file.
1406 Replace uses of mips/elf64.h with mips/elf.h
1407 * config/mips/elf.h (MAX_OFILE_ALIGNMENT, TARGET_ASM_NAMED_SECTION)
1408 (TYPE_OPERAND_FMT, TYPE_ASM_OP, SIZE_ASM_OP, BSS_SECTION_ASM_OP)
1409 (ASM_OUTPUT_ALIGNED_BSS, ASM_WEAKEN_LABEL, ASM_OUTPUT_WEAK_ALIAS)
1410 (MAKE_DECL_ONE_ONLY, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP)
1411 (HANDLE_SYSV_PRAGMA): Delete.
1412 (ASM_OUTPUT_DEF): Fix formatting.
1413 * config/mips/elf64.h: Delete.
1415 2004-08-01 Zack Weinberg <zack@codesourcery.com>
1417 * config/ia64/ia64.c (got_symbolic_operand): Do require a
1418 symbol+offset operand to have its offset be zero mod 0x3fff
1419 when GOT entries are in use. Clarify logic in SYMBOL_REF
1420 case. Clarify comments.
1421 (ia64_expand_load_address): Split a symbol+offset load when
1422 the offset is nonzero mod 0x3fff, not 0x1fff.
1424 2004-08-01 Geoffrey Keating <geoffk@apple.com>
1426 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Just abort
1427 if trying to *store* to a non-offsettable address.
1428 * config/rs6000/rs6000.md (movtf_internal): Don't move GPRs to
1429 a nonoffsettable address.
1430 (movdi_internal32): Don't move GPRs to a nonoffsettable address.
1432 (movti_string): Don't move GPRs to a nonoffsettable address.
1433 (movti_ppc64): Don't move GPRs to a nonoffsettable address. Clean up.
1435 2004-08-02 Ben Elliston <bje@au.ibm.com>
1438 * config/rs6000/altivec.h: Replace typeof with __typeof__.
1440 2004-08-01 Richard Henderson <rth@redhat.com>
1442 * expr.c (expand_expr_real_1) <normal_inner_ref>: Fix crash with
1443 variable sized types.
1445 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
1447 * doc/invoke.texi: In the MIPS options section, remove the passage
1448 saying that -mexplicit-relocs is usually disabled for -mabicalls
1449 -fno-unit-at-a-time.
1450 * config/mips/mips.c (override_options): Remove the code that enforced
1453 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
1455 * config/mips/mips.md (cprestore): Provide two alternatives, one for
1456 an in-range offset and one for an out-of-range offset. Wrap the latter
1457 in .set macro/.set nomacro if it's inside a .set nomacro block.
1459 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
1461 * config/mips/mips-protos.h (mips_gp_save_slot): Remove.
1462 (mips_restore_gp): Declare.
1463 * config/mips/mips.c (mips_add_offset): Add a scratch register
1464 argument. Reimplement in rtl only, reusing MIPS16 logic from
1465 mips_output_mi_thunk.
1466 (mips_legitimize_address, mips_legitimize_const_move): Adjust calls
1468 (mips_gp_save_slot): Delete.
1469 (mips_restore_gp): New function.
1470 (mips_set_return_address, mips_output_mi_thunk): Use mips_add_offset.
1471 * config/mips/mips.md (exception_receiver): Turn into a
1472 define_insn_and_split. Use mips_restore_gp to do the split.
1473 (call_internal, call_value_internal, call_value_multiple_internal): Use
1474 mips_restore_gp to restore $gp.
1476 2004-07-31 Andrew Pinski <apinski@apple.com>
1479 * mkheaders.in (libsubdir): s/gcc-lib/gcc/.
1481 2004-07-31 Joseph S. Myers <jsm@polyomino.org.uk>
1483 * c-decl.c (diagnose_mismatched_decls): Give error for external
1484 redeclaration of identifier declared with no linkage, not just
1485 warning with -Wtraditional. Do not check DECL_CONTEXT to give
1486 error for redeclaration with no linkage.
1488 2004-07-30 Geoffrey Keating <geoffk@apple.com>
1489 Fariborz Jahanian <fjahanian@apple.com>
1491 * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Permit
1492 non-offsettable addresses even for DImode.
1493 (rs6000_split_multireg_move): Cope with non-offsettable addresses
1494 being moved into multiple GPRs.
1496 * config/rs6000/rs6000.c (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Default
1498 (rs6000_override_options): Use RS6000_DEFAULT_LONG_DOUBLE_SIZE.
1499 * config/rs6000/darwin.h (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define
1501 * config/rs6000/darwin-ldouble.c (isless): New macro.
1503 (nonfinite): New macro.
1505 (_xlqadd): Completely rewrite.
1506 (_xlqmul): Correct overflow handling.
1507 (_xlqdiv): Correct overflow handling.
1508 * config/rs6000/darwin-ldouble-format: New file.
1510 2004-07-30 Roger Sayle <roger@eyesopen.com>
1511 Richard Henderson <rth@redhat.com>
1513 * config/i386/i386.md: New peephole2's to convert imul by 3, 5 or
1514 9 into the equivalent lea instruction.
1516 2004-07-30 Richard Henderson <rth@redhat.com>
1518 * gimplify.c (gimplify_expr) <case CONST_DECL>: Don't replace
1519 with DECL_INITIAL if fb_lvalue.
1520 * tree-gimple.c (is_gimple_id): Add CONST_DECL.
1521 * tree-pretty-print.c (dump_decl_name): Dump unnamed CONST_DECL
1523 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Fold CONST_DECL.
1525 2004-07-30 Diego Novillo <dnovillo@redhat.com>
1527 * tree-ssa-alias.c (compute_points_to_and_addr_escape): If a
1528 pointer escapes through a function call, assume that the
1529 callee will dereference it.
1530 (add_pointed_to_var): Assume that VALUE is always an
1532 (collect_points_to_info_r): Only call add_pointed_to_var if
1533 the value is an ADDR_EXPR.
1535 2004-07-30 Diego Novillo <dnovillo@redhat.com>
1537 * tree-ssa-alias.c (create_alias_map_for): Do not get the
1538 alias set of the inner type of ARRAY_TYPEs.
1540 2004-07-29 Diego Novillo <dnovillo@redhat.com>
1542 * tree-ssa-ccp.c (visit_assignment): Move code to prevent
1543 setting a non-register to UNDEFINED right before the call to
1546 2004-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
1548 * config/sh/lib1funcs.asm: Make aliases movstr* for movmem*.
1550 2004-07-29 Diego Novillo <dnovillo@redhat.com>
1552 * tree-ssa.c (verify_flow_sensitive_alias_info): When
1553 comparing points-to sets of different pointers, make sure the
1554 second pointer is actually referenced in the code.
1556 2004-07-29 Zack Weinberg <zack@codesourcery.com>
1558 * config/ia64/ia64.c (setjmp_operand): Delete, unused.
1559 (got_symbolic_operand): Remove unreachable code.
1560 * config/ia64/ia64.h (PREDICATE_CODES): Remove entry for
1561 setjmp_operand; add entry for tls_symbolic_operand.
1562 * config/ia64/ia64-protos.h: Remove all prototypes of
1563 predicate functions.
1565 2004-07-29 Mark Mitchell <mark@codesourcery.com>
1567 * c-common.h (lang_post_pch_load): New variable.
1568 * c-pch.c (lang_post_pch_load): Define it.
1569 (c_common_read_pch): Use it.
1570 * cgraphunit.c (record_call_1): Give the front end a chance to
1571 record additional needed entities when a variable is marked as
1573 * tlink.c (recompile_files): Robustify.
1574 (scan_linker_output): If a symbol is assigned to a file,
1575 but after recompilation is not present there, issue an error
1578 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1580 * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
1581 Take orig_loop argument and pass it to set_level.
1582 (schedule_sm): Pass the correct orig_loop to force_move_till.
1584 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1586 * cfgloop.c (update_latch_info): Update dominator of the new block.
1587 (canonicalize_loop_headers, flow_loops_find): Do not free dominance
1589 * dominance.c (verify_dominators): Check that the dominance tree is
1591 (recount_dominator): Ignore unreachable blocks.
1592 (iterate_fix_dominators): Cleanup old dominance information before
1595 2004-07-29 Diego Novillo <dnovillo@redhat.com>
1597 * tree-ssa-operands.c (get_expr_operands): Revert changes
1598 to ADDR_EXPR processing introduced by:
1599 2004-06-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1600 * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
1602 2004-07-29 Joseph S. Myers <jsm@polyomino.org.uk>
1604 * doc/implement-c.texi: Add C90 subclause references. Point to
1605 preprocessor documentation instead of duplicating it. Add points
1606 only present in C90. Fill in documentation for all points.
1608 2004-07-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1610 * pa.c (output_movb): Correct typo.
1612 2004-07-29 Pat Haugen <pthaugen@us.ibm.com>
1614 * ra.h (single_reg_in_regclass): Declare.
1615 * ra.c (single_reg_in_regclass): Define.
1616 (first_hard_reg): New.
1617 (init_ra): Initialize single_reg_in_regclass.
1618 * ra-colorize.c (ok_class): New.
1619 (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
1621 2004-07-29 Nathan Sidwell <nathan@codesourcery.com>
1623 * gcov-io.h: Allow zero tag as EOF indicator.
1624 (gcov_is_eof): Remove.
1625 (gcov_truncate): Remove.
1626 * gcov-io.c (gcov_seek): Always SEEK_SET.
1627 * libgcov.c (gcov_exit): Don't use gcov_truncate. Write explicit
1629 * coverage.c (read_counts_file): Don't use gcov_is_eof.
1630 * gcov-dump.c (dump_file): Likewise.
1631 * gcov.c (read_graph_file, read_count_file): Likewise.
1633 * c-decl.c (complete_array_type): Don't gratuitously copy
1634 maxindex. Check it always has a type.
1636 2004-07-29 Steven Bosscher <stevenb@suse.de>
1638 * rtl.c (currently_expanding_to_rtl): New.
1639 * rtl.h (currently_expanding_to_rtl): Export it.
1640 * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
1642 * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
1644 * config/sh/sh.c: Replace rtx_equal_function_value_matters
1645 with currently_expanding_to_rtl.
1646 * config/sh/sh.md: Likewise.
1647 * config/ia64/ia64.c (got_symbolic_operand): Likewise.
1649 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
1651 Introduce sh2a support.
1652 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
1653 * config.gcc: Build multilibs for sh2a and sh2a-single by
1655 * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
1656 default. Split their tests out of the corresponding SH4
1658 * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
1660 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
1661 * config.gcc: Handle sh2a multilibs and cpu selection.
1662 * config/sh/sh.h: Likewise. Handle sh2a command line flags.
1663 * config/sh/t-mlib-sh2a: New.
1664 * config/sh/t-mlib-sh2a-nofpu: New.
1665 * config/sh/t-mlib-sh2a-single: New.
1666 * config/sh/t-mlib-sh2a-single-only: New.
1667 2004-07-09 Nick Clifton <nickc@redhat.com>
1669 * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
1670 -ml and -m2a are used together.
1671 2004-03-23 DJ Delorie <dj@redhat.com>
1672 * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
1673 when we have a double-sized FPU.
1674 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
1675 * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
1677 * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
1678 -msh2a-single and -msh2a-single-only
1679 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
1680 * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
1682 2004-02-20 DJ Delorie <dj@delorie.com>
1683 * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
1684 2004-02-20 Fred Fish <fnf@redhat.com>,
1685 Corinna Vinschen <vinschen@redhat.com>
1686 * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
1687 (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
1688 2004-02-18 DJ Delorie <dj@redhat.com>
1689 * config/sh/sh.c (broken_move): Add support for movi20.
1690 * config/sh/sh.h: Likewise.
1691 (SHIFT_COUNT_TRUNCATED): Set for sh2a.
1692 * config/sh/sh.md (udivsi3_sh2a): New.
1697 (ashlsi3_sh2a): New.
1698 (ashrsi3_sh2a): New.
1699 (lshrsi3_sh2a): New.
1700 (movsi_i): Disable for sh2a.
1701 (movsi_ie): Add movi20.
1702 (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
1703 sh2a, for -m2a-nofpu mode.
1704 2004-02-13 DJ Delorie <dj@redhat.com>
1705 * config/sh/lib1funcs.asm: Handle double vs single better.
1706 * config/sh/sh.h: Likewise.
1707 2004-02-09 DJ Delorie <dj@redhat.com>
1708 * config/sh/crt1.asm: Add support for sh2a.
1709 * config/sh/elf.h: Likewise.
1710 * config/sh/lib1funcs.asm: Likewise.
1711 * config/sh/sh.c: Likewise.
1712 * config/sh/sh.md: Likewise.
1713 * config/sh/sh.h: Likewise.
1714 * config/sh/t-sh: Likewise.
1716 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
1718 * config/frv/frv.md (movqi_internal, movhi_internal,
1719 movsi_internal): Add backup alternatives for memory inputs.
1721 2004-07-28 Matt Austern <austern@apple.com>
1723 * config/darwin.c (darwin_one_byte_bool): New global variable.
1724 * config/darwin.h (darwin_one_byte_bool): Declare.
1725 (SUBTARGET_OPTIONS): Define macro. (for -mone-byte-bool flag.)
1726 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
1727 value of darwin_one_byte_bool.
1728 * doc/invoke.texi: Document -mone-byte-bool flag.
1730 2004-07-28 Eric Christopher <echristo@redhat.com>
1732 * c-common.c (c_common_unsafe_for_reeval): Delete.
1733 * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
1734 * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
1735 * calls.c (fix_unsafe_tree): Delete.
1736 (expand_call): Delete code which used above.
1737 * dojump.c (do_jump): Delete UNSAVE_EXPR case.
1738 * expr.c (expand_expr_real_1): Ditto.
1739 * fold-const.c (non_lvalue): Ditto.
1740 * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
1741 (lhd_unsafe_for_reeval): Ditto.
1742 * langhooks.c (lhd_unsafe_for_reeval): Ditto.
1743 * langhooks.h (unsafe_for_reeval): Ditto.
1744 (unsave_expr_now): Adjust comment.
1745 * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
1746 (estimate_num_insns_1): Ditto.
1747 * tree-pretty-print.c (dump_generic_node): Ditto.
1748 * tree.c (expr_align): Ditto.
1749 (unsave_expr): Delete.
1750 (unsafe_for_reeval): Ditto.
1751 * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
1752 * tree.def (UNSAVE_EXPR): Delete.
1753 * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
1755 2004-07-28 Zack Weinberg <zack@codesourcery.com>
1757 * tree.h (enum tls_model): Move ...
1758 * coretypes.h: ... here.
1760 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
1762 * config/frv/frv.h (EPILOGUE_USES): New. Use LR.
1764 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
1766 * cse.c (validate_canon_reg): New function, split out from...
1767 (canon_reg): ...here. Use validate_canon_reg for both 'e' and 'E'.
1769 2004-07-28 Diego Novillo <dnovillo@redhat.com>
1771 * tree-ssa-alias.c (maybe_create_global_var): Don't just
1772 return if .GLOBAL_VAR has been created.
1774 2004-07-28 Diego Novillo <dnovillo@redhat.com>
1776 * tree-ssa.c (verify_flow_insensitive_alias_info): Process
1777 every variable that may have aliases, not just tags.
1779 2004-07-28 Aldy Hernandez <aldyh@redhat.com>
1781 * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
1782 move_from_CR_eq_bit.
1783 Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
1786 * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
1789 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
1790 output_e500_flip_eq_bit.
1792 * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
1793 output_e500_flip_eq_bit.
1794 (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
1795 output_e500_flip_eq_bit.
1796 Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
1797 (print_operand): case D. Get to EQ bit.
1799 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
1801 * gcov.c (function_summary): Add missing \n.
1803 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
1805 Introduce sh4a support.
1806 * config.gcc: Handle sh4a multilibs and cpu selection.
1807 * config/sh/sh.h: Likewise. Handle sh4a command line flags.
1808 * config/sh/t-mlib-sh4a: New.
1809 * config/sh/t-mlib-sh4al: New.
1810 * config/sh/t-mlib-sh4a-nofpu: New.
1811 * config/sh/t-mlib-sh4a-single: New.
1812 * config/sh/t-mlib-sh4a-single-only: New.
1813 2004-02-20 DJ Delorie <dj@redhat.com>
1814 * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
1815 * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
1816 2003-08-22 Eric Christopher <echristo@redhat.com>
1817 * config/sh/sh4a.md: Update for chip errata.
1818 2003-08-07 Eric Christopher <echristo@redhat.com>
1819 * config/sh/sh4a.md: New file. sh4a processor description.
1820 2003-07-08 Alexandre Oliva <aoliva@redhat.com>
1821 * config/sh/sh.h (TARGET_SWITCHES): Added 4al. Adjust description
1823 (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
1824 * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
1825 * doc/invoke.texi (SH Options): Document -m4al.
1826 2003-07-03 Alexandre Oliva <aoliva@redhat.com>
1827 * config/sh/sh.c (expand_block_move): Remove commented-out code
1828 checked in by mistake.
1829 (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
1830 single elements from SFmode vectors.
1831 * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
1833 (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
1834 2003-07-01 Alexandre Oliva <aoliva@redhat.com>
1835 * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
1836 sh_fsca_int2sf): Remove variable declarations.
1837 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
1838 sh_fsca_int2sf): New functions.
1839 (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
1840 sh_fsca_int2sf_rtx): New static variables.
1841 * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
1842 sh_fsca_int2sf): Declare.
1843 * config/sh/sh.md: Adjust.
1844 * doc/invoke.texi (SH Options): Document new options.
1845 * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
1846 compatibility from SH4 code.
1847 2003-06-27 Alexandre Oliva <aoliva@redhat.com>
1848 * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
1850 (memory_movsrc_operand): Renamed to...
1851 (unaligned_load_operand): ... this. Simplified.
1852 * config/sh/sh.h (PREDICATE_CODES): Adjust.
1853 * config/sh/sh.md (movua, extv, extzv): Likewise. Change movua's
1854 input operand to SImode, and adjust the others. Introduce
1855 post-increment by peephole.
1856 * config/sh/sh.c (expand_block_move): Give the target address the
1857 same mode as the temp reg.
1858 * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
1860 2003-06-26 Alexandre Oliva <aoliva@redhat.com>
1861 Introduce support for SH4a.
1862 * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
1863 __SH4A__. Emit 4 4kb blocks and touch all of them otherwise.
1864 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
1865 sh_fsca_int2sf): New.
1866 (sh_init_builtins): Initialize them.
1867 (print_operand): Support `d'.
1868 (expand_block_move): Use movua if src is misaligned.
1869 (memory_movsrc_operand): New.
1870 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
1871 and one of the SH4 macros.
1872 (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
1873 SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
1874 SELECT_SH4A_SINGLE): New.
1875 (TARGET_NONE): Add SH4A_BIT.
1876 (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
1877 (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
1878 (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
1879 (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
1880 (enum processor_type): Added PROCESSOR_SH4A.
1881 (PREDICATE_CODES): Add memory_movsrc_operand.
1882 * config/sh/sh.md: Removed unused variables.
1883 (attr cpu): Add sh4a.
1884 (attr type): Add movua, fsrra and fsca.
1885 (prefetch): New, for SH4.
1886 (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
1887 (toggle_sz): Set type to fp.
1888 (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
1889 (movua, extv, extzv): New.
1890 * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
1893 2004-07-28 Diego Novillo <dnovillo@redhat.com>
1895 * tree-optimize.c (init_tree_optimization_passes): Schedule
1896 pass_may_alias right after the program is renamed into SSA.
1897 * tree-pass.h (PROP_alias): Define.
1898 * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
1899 * tree-sra.c (pass_sra): Likewise.
1900 * tree-ssa-ccp.c (pass_ccp): Likewise.
1901 * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
1902 * tree-ssa-dce.c (pass_dce): Likewise.
1903 * tree-ssa-dom.c (pass_dominator): Likewise.
1904 * tree-ssa-dse.c (pass_dse): Likewise.
1905 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
1906 * tree-ssa-loop-ch.c (pass_ch): Likewise.
1907 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
1908 * tree-ssa-pre.c (pass_pre): Likewise.
1909 * tree-tailcall.c (pass_tail_recursion): Likewise.
1910 * tree-ssa.c (pass_redundant_phi): Likewise.
1911 * tree-ssa-alias.c (aliases_computed_p): Remove.
1913 (init_alias_info): Do not mark all type tags for renaming
1915 Clear may_aliases from every symbol.
1916 (setup_pointers_and_addressables): If a pointer has not been
1917 dereferenced and it had a type tag, clear it and mark the old
1920 2004-07-28 Diego Novillo <dnovillo@redhat.com>
1922 PR tree-optimization/16705
1923 * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
1926 2004-07-27 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1928 * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
1931 * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
1932 don't make another one.
1934 PR optimization/15077
1935 * function.h (struct function): Add field saved_static_chain_decl.
1936 Fix comment for static_chain_decl.
1937 * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
1938 * tree-inline.h (save_body): Add new arg.
1939 * tree-optimize.c (tree_rest_of_compilation): Handle saving
1942 2004-07-27 Richard Henderson <rth@redhat.com>
1944 * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
1945 (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
1946 is_gimple_addressable.
1947 * tree-gimple.c (is_gimple_addressable): Rename from
1948 is_gimple_addr_expr_arg; accept INDIRECT_REF.
1949 (is_gimple_lvalue): Don't test INDIRECT_REF directly.
1950 * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
1951 rename to is_gimple_addressable.
1953 2004-07-28 Alan Modra <amodra@bigpond.net.au>
1955 * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
1957 2004-07-27 Richard Henderson <rth@redhat.com>
1959 * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
1962 2004-07-27 Zack Weinberg <zack@codesourcery.com>
1964 * libgcc2.c: Change all conditionals testing
1965 LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
1966 * libgcc2.h: Likewise.
1967 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
1968 TYPE_PRECISION of float80_type to 80.
1969 * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
1970 of fpreg_type and float80_type to 80.
1971 * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
1972 * config/m68k/netbsd-elf.h:
1973 Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
1974 to evaluate to 80 whenever they would formerly have evaluated to 96.
1975 * config/i386/sco5.h: Remove unnecessary redefinition of
1976 LONG_DOUBLE_TYPE_SIZE.
1977 * doc/rtl.texi: Clarify uses of XFmode and TFmode.
1978 * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
1979 XFmode, with a bitsize of 80. Update commentary.
1980 * config/ia64/ia64-modes.def: Likewise.
1981 * config/m68k/m68k-modes.def: Likewise.
1983 2004-07-27 Steven Bosscher <stevenb@suse.de>
1985 * cfgexpand.c (tree_expand_cfg): Fix comment.
1987 * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
1988 * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
1990 (prepare_function_start): Don't set rtx_equal_function_value_matters.
1991 * integrate.c (copy_rtx_and_substitute): Don't test for it.
1992 * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
1993 Don't set rtx_equal_function_value_matters. Don't register RTL hooks
1994 here again. Update leading comment.
1995 * rtl.c (rtx_equal_function_value_matters): Remove.
1996 (rtx_equal_p): Don't test for it.
1997 * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
2000 * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
2001 * rtl.c (note_insn_name): Likewise.
2002 * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
2003 * final.c (final_scan_insn): Likewise.
2005 * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
2006 * passes.c (rest_of_handle_eh): Do it here.
2008 * stmt.c (struct nesting): Remove struct nesting block member.
2009 (struct stmt_status): Remove x_block_start_count field.
2010 (current_block_start_count): Remove.
2012 2004-07-27 Brian Booth <bbooth@redhat.com>
2014 * tree-optimize.c (register_one_dump_file): Update condition that uses
2016 (dup_pass_1): Replace with...
2017 (next_pass_1): This.
2018 (NEXT_PASS): Call next_pass_1.
2020 (init_tree_optimization_passes): Remove uses of DUP_PASS.
2021 (execute_one_pass): Update condition that uses
2023 * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
2026 2004-07-27 Nick Clifton <nickc@redhat.com>
2028 * config/m32r/m32r.c: Include integrate.h in order to get the
2029 prototype for get_hard_reg_initial_val().
2031 * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
2032 and tidy up indentation.
2033 (final_presence_set): Use absence_set instead, so that if there is
2034 nothing in the "o" pipe the "s" pipe can be scheduled.
2036 2004-07-27 Diego Novillo <dnovillo@redhat.com>
2038 * tree-ssa-alias.c (create_name_tags): Ignore pointers that
2039 don't have PT_VARS nor PT_MALLOC set.
2040 Clear name tag from pointers that have not been dereferenced.
2041 (set_pt_anything, set_pt_malloc): Forward declare.
2042 * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
2043 not type compatibility when determining if a pointer can be
2046 2004-07-27 Richard Sandiford <rsandifo@redhat.com>
2048 * expr.h (canonicalize_condition, get_condition): Add an int argument.
2049 * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
2050 it to check whether the condition is still valid at the jump insn.
2051 * ifcvt.c (noce_get_condition): Likewise.
2052 (noce_get_alt_condition): Update call to canonicalize_condition.
2053 * loop-iv.c (simplify_using_initial_values): Update call to
2054 get_condition. Remove FIXME.
2055 (check_simple_exit): Update call to get_condition.
2056 * loop-unswitch.c (may_unswitch_on): Likewise.
2057 * loop.c (check_dbra_loop): Likewise.
2058 (canonicalize_condition, get_condition): Add an argument to say whether
2059 the condition must still be valid at INSN.
2060 (get_condition_for_loop): Update call to get_condition. Require that
2061 the condition be valid at INSN.
2062 * predict.c (estimate_probability): Update call to get_condition.
2063 Remove unused earliest parameter.
2064 (expected_value_to_br_prob): Update call to canonicalize_condition.
2066 2004-07-26 Eric Christopher <echristo@redhat.com>
2068 * tree-dfa.c (add_referenced_var): Register initializers of global
2071 2004-07-26 Paolo Bonzini <bonzini@gnu.org>
2073 * config/i386/i386.c (function_arg): Always treat 8-
2074 and 16-byte wide vectors the same, even if MMX/SSE
2076 (contains_128bit_aligned_vector_p): Add comment.
2078 2004-07-26 J"orn Rennecke <joern.rennecke@superh.com>
2080 * ra.h (enum node_type): Rename to:
2081 (enum ra_node_type).
2082 * ra-colorize.c: Likewise.
2084 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
2086 * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
2087 after simplifying the jump.
2089 2004-06-26 Richard Henderson <rth@redhat.com>
2091 * calls.c (combine_pending_stack_adjustment_and_call): Make
2092 preferred_unit_stack_boundary argument unsigned. Make
2093 unadjusted_alignment unsigned.
2094 (expand_call): Make preferred_stack_boundary and
2095 preferred_unit_stack_boundary variables unsigned.
2096 * function.c (assign_stack_local_1): Make alignment unsigned.
2097 * function.h (struct function): Make stack_alignment_needed,
2098 preferred_stack_boundary unsigned.
2099 * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
2100 (ix86_compute_frame_layout): Make stack_alignment_needed,
2101 preferred_alignment variables unsigned.
2102 * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
2104 2004-07-26 Tom Tromey <tromey@redhat.com>
2106 * tree.h: Fix typo in comment.
2108 2004-07-26 Daniel Jacobowitz <dan@debian.org>
2111 * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
2112 (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
2113 (ggc_free): Remove incorrect freeing.
2114 (sweep_pages): Advance PP for large pages. Fix indentation.
2116 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
2118 PR rtl-optimization/16643
2119 * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
2120 * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
2121 * basic-block.h (reorder_basic_blocks): Add a flags parameter.
2122 * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
2123 (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
2124 * function.c (thread_prologue_and_epilogue_insns): Likewise.
2125 * rtl.h (tracer): Add a flags parameter.
2126 * tracer.c (tracer): Pass it to cfg_layout_initialise.
2127 * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
2128 (rest_of_handle_reorder_blocks): Update calls to tracer and
2129 reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
2130 (rest_of_handle_tracer): Pass 0 to tracer.
2131 (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
2133 2004-07-25 David Edelsohn <edelsohn@gnu.org>
2136 * config/rs6000/rs6000.md (movdi_internal64): Further disparage
2139 2004-07-24 Nathan Sidwell <nathan@codesourcery.com>
2141 * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
2142 (BINFO_BASE_ACCESS): Adjust.
2143 (BINFO_BASE_ACCESS_APPEND): New.
2144 (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
2145 * dbxout.c (dbxout_type): Adjust binfo access accessing.
2146 * dwarf2out.c (gen_member_die): Likewise.
2147 * tree-dump.c (deque_and_dump): Likewise.
2149 2004-07-26 Falk Hueffner <falk@debian.org>
2151 * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
2154 2004-07-25 Roger Sayle <roger@eyesopen.com>
2156 * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
2157 value off of the stack if TARGET_USE_FFREEP.
2159 2004-07-26 Bernardo Innocenti <bernie@develer.com>
2161 * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
2162 * gengtype-yacc.y: Likewise. Replace free() with XDELETE ().
2163 * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
2164 check on invocation of XRESIZEVEC ().
2166 2004-07-26 Bernardo Innocenti <bernie@develer.com>
2168 * c-common.c (disable_builtin_function): Rename variable n to
2169 new_disabled_builtin.
2170 * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
2171 Rename local variable old to old_decl.
2172 * gensupport.c (shift_output_template): Rename parameter old to src.
2173 * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
2174 old_rtx and newx to new_rtx.
2176 2004-07-26 Bernardo Innocenti <bernie@develer.com>
2178 * Makefile.in (C_PRAGMA_H): New variable to track dependencies
2180 * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
2182 * c-lex.c: Likewise.
2184 2004-07-25 Roger Sayle <roger@eyesopen.com>
2186 * fold-const.c (constant_boolean_node): Make extern.
2187 (make_range): Wrap long lines.
2188 (fold_cond_expr_with_comparison): Remove unnecessary call to
2189 pedantic_non_lvalue. Add missing calls to fold_convert.
2190 (fold_truthop): Add missing calls to fold_convert.
2192 * tree.h (constant_boolean_node): Add prototype here.
2193 * builtins.c (expand_builtin_strncmp): Add missing calls to
2195 * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
2196 Call fold_convert and constant_boolean_node to correct types.
2197 * tree-ssa-forwprop.c (substitute_single_use_vars): Add
2198 missing call to fold_convert to correct types.
2200 2004-07-26 Niall Douglas <s_fsfeurope2@nedprod.com>
2201 Brian Ryner <bryner@brianryner.com>
2205 * c-common.c (c_common_attribute_table): Allow
2206 handle_visibility_attribute to be called for types.
2207 (handle_visibility_attribute) When given a type, set the visibility
2208 bits on the TYPE_NAME. When given a decl, don't set no_add_attrs
2209 so that we can check later whether the attribute was present. Added
2210 warning if attribute applied to non class type.
2211 * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
2212 decls and checking that they are consistent.
2213 * common.opt: Added -fvisibility.
2214 * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
2215 * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
2216 * flags.h, tree.h: Added assorted support defines for overall patch
2217 * opts.c: Added parsing support for -fvisibility.
2218 * tree.c (build_decl): Set visibility for all decls to be whatever
2219 is in force at that time.
2220 * varasm.c (default_binds_local_p_1): Reworked logic determining
2221 when to make a symbol locally bound.
2222 * doc/invoke.texi: Added documentation for -fvisibility and
2223 -fvisibility-inlines-hidden.
2225 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2227 * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
2228 * c-common.c: Add missing casts from void * to other types.
2229 * c-decl.c: Likewise.
2230 * c-format.c: Likewise.
2231 * c-lex.c: Likewise.
2232 * c-pragma.c: Likewise.
2233 * c-typeck.c: Likewise.
2234 * defaults.h: Likewise.
2235 * genconstants.c: Likewise.
2236 * gengtype-lex.l: Likewise.
2237 * genmodes.c: Likewise.
2238 * read-rtl.c: Likewise.
2241 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2243 * bitmap.c: Use type-safe memory allocation macros from libiberty.
2244 * c-common.c: Likewise.
2245 * c-decl.c: Likewise.
2246 * c-lang.c: Likewise.
2247 * c-lex.c: Likewise.
2248 * c-opts.c: Likewise.
2249 * c-parse.in: Likewise.
2250 * c-typeck.c: Likewise.
2251 * genconditions.c: Likewise.
2252 * gengtype-lex.l: Likewise.
2253 * gengtype-yacc.y: Likewise.
2254 * gengtype.c: Likewise.
2255 * genmodes.c: Likewise.
2256 * gensupport.c: Likewise.
2257 * read-rtl.c: Likewise.
2258 * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
2261 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2263 * c-decl.c (groktypename, groktypename_in_param_context): Rename
2264 variable typename to type_name.
2265 * c-lex.c (interpret_float): Likewise.
2267 2004-07-25 Roger Sayle <roger@eyesopen.com>
2269 * convert.c (convert_to_real, convert_to_integer,
2270 convert_to_complex): Replace calls to build with calls to buildN.
2271 * coverage.c (tree_coverage_counter_ref): Likewise.
2272 * dojump.c (do_jump): Likewise.
2273 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
2274 * emit-rtl.c (component_ref_for_mem_expr,
2275 set_mem_attributes_minus_bitpos): Likewise.
2276 * explow.c (update_nonlocal_goto_save_area): Likewise.
2277 * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
2278 expand_mult_add): Likewise.
2279 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
2280 store_constructor, get_inner_reference, expand_expr_real_1,
2281 try_casesi, try_tablejump): Likewise.
2282 * function.c (expand_function_start): Likewise.
2283 * stmt.c (emit_case_bit_tests, expand_end_case_type,
2284 node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
2285 * stor-layout.c (place_union_field, layout_type): Likewise.
2286 * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
2287 * varasm.c (copy_constant): Likewise.
2289 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2291 * c-common.c: Rename all identifiers named `new'.
2292 * c-decl.c: Likewise.
2293 * gensupport.c: Likewise.
2294 * simplify-rtx.c: Likewise.
2295 * c-common.c (disable_builtin_function): Replace a call to xmalloc()
2297 * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
2300 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
2303 * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
2304 declarations until after calling pushdecl.
2305 (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
2306 "extern" and not on whether the declaration is initialized.
2308 2004-07-25 Daniel Jacobowitz <dan@debian.org>
2310 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
2311 (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
2312 * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
2313 "cpplib.h", "c-pragma.h", "c-common.h".
2314 (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
2315 (solaris_register_pragmas): New functions.
2316 * config/sol2-protos.h: New file.
2317 * config/sol2.c: New file.
2318 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
2319 (REGISTER_TARGET_PRAGMAS): New macros.
2320 (solaris_pending_aligns, solaris_pending_inits)
2321 (solaris_pending_finis): New variables.
2322 * config/t-sol2 (sol2-c.o): Update dependencies.
2324 * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
2325 SUBTARGET_INSERT_ATTRIBUTES.
2326 (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
2327 * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
2328 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
2329 * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
2330 * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
2331 * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
2332 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
2333 * config/sparc/sparc.c (sparc_attribute_table): New.
2334 (TARGET_INSERT_ATTRIBUTES): Define in terms of
2335 SUBTARGET_INSERT_ATTRIBUTES.
2336 (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
2338 * doc/extend.texi (Solaris Pragmas): New section.
2340 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2342 * c-common.c: Rename all identifiers named `class' to `cl'.
2343 * c-common.h: Likewise.
2344 * c-parse.in: Likewise.
2345 * c-typeck.c: Likewise.
2346 * genmodes.c: Likewise.
2349 * recog.c: Likewise.
2350 * recog.h: Likewise.
2351 * regrename.c: Likewise.
2353 * c-common.c (builtin_function_2): Change type of 5th parameter from
2354 int to enum built_in_function. Change type of 8th parameter from int
2356 * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
2358 * c-typeck.c (convert_arguments): Change type of formal_prec from
2359 int to unsigned int.
2360 * genmodes.c (blank_mode): Make a few negative constants unsigned.
2361 (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
2362 emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
2363 emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
2364 emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
2365 iterator to for_all_modes () instead of an enum because enums can't
2366 be incremented in C++.
2369 2004-07-25 Daniel Jacobowitz <dan@debian.org>
2371 * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
2374 2004-07-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2376 * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
2377 Handle ARRAY_RANGE_REF like ARRAY_REF.
2379 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
2381 * c-typeck.c (digest_init): Don't allow arrays of signed or
2382 unsigned variants of wchar_t to be initialized by wide string
2383 constants. Do allow arrays of enumerated types compatible with
2384 wchar_t to be initialized by wide string constants. Refine tests
2385 distinguishing wide and narrow strings and arrays. Give specific
2386 error for arrays of other integer types initialized by string
2388 (output_init_element, process_init_element): Check for
2389 INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
2390 initializing with string constants.
2392 2004-07-25 Richard Henderson <rth@redhat.com>
2394 * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
2396 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
2397 * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
2398 DECL_IGNORED_P to new decl.
2400 2004-07-24 Zack Weinberg <zack@codesourcery.com>
2402 * config/ia64/ia64.c (general_xfmode_operand)
2403 (destination_xfmode_operand): Delete.
2404 * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
2405 * config/ia64/ia64.md (*movxf_internal): Use general_operand
2406 and destination_operand.
2408 2004-07-24 Alexander Kabaev <kan@freebsd.org>
2410 * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
2411 (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
2413 2004-07-24 Alexander Kabaev <kan@freebsd.org>
2414 Zack Weinberg <zack@codesourcery.com
2417 * c-decl.c (diagnose_mismatched_decls): Don't issue a
2418 redundant-declaration warning the first time a builtin is
2419 declared explicitly.
2421 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2423 * tree.h (staticp): Change return type to bool.
2425 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2427 * c-common.c (c_staticp): Last episode of the staticp saga.
2429 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2431 * c-common.h (c_staticp): Change return type from int to bool.
2432 * tree.c (staticp): Likewise.
2433 * langhooks.h (staticp): Likewise.
2435 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2437 * langhooks-def.h (lhd_staticp): Change return type from int to
2438 bool in prototype to match definition.
2440 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2442 * system.h (bool, true, false): Don't redefine as preprocessor macros
2445 2004-07-24 Roger Sayle <roger@eyesopen.com>
2447 * expmed.c (init_expmed): A signed modulus by a power of two is
2448 considered cheap if its less than or equal to four instructions.
2450 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2452 * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
2453 GGC_CNEWVAR): New macros.
2455 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2457 * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
2459 * c-decl.c: Likewise.
2460 * c-format.c: Likewise.
2461 * c-lex.c: Likewise.
2462 * c-opts.c: Likewise.
2463 * c-pragma.c: Likewise.
2464 * c-typeck.c: Likewise.
2465 * gencheck.c: Likewise.
2466 * genconditions.c: Likewise.
2467 * genconfig.c: Likewise.
2468 * genflags.c: Likewise.
2469 * gengtype.c: Likewise.
2470 * gensupport.c: Likewise.
2471 * ggc-none.c: Likewise.
2472 * langhooks.c: Likewise.
2473 * statistics.h: Likewise.
2474 * stub-objc.c: Likewise.
2475 * java/decl.c: Likewise.
2477 2004-07-24 Roman Zippel <zippel@linux-m68k.org>
2479 * config/m68k/m68k.c (output_scc_di): Fix coding style.
2480 (symbolic_operand): Fix prototype.
2481 * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
2482 * config/m68k/m68k.md: Add constants for registers a0 and sp and
2483 use them, change from the "{...}" syntax to the simpler {...}
2485 (*cfv4_extendqisi2): Fix destination predicate.
2486 * config/m68k/m68k-protos.h: Remove various declarations also
2487 generated via PREDICATE_CODES.
2489 2004-07-23 Mike Stump <mrs@apple.com>
2491 * c-typeck.c (convert_for_assignment): Tightened up pointer
2492 converstions that differ in signedness.
2494 2004-07-23 Zack Weinberg <zack@codesourcery.com>
2496 * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
2498 2004-07-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2500 * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
2501 * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
2503 * gimplify.c (gimplify_compound_lval): Check for no handled
2504 operations, rather than checking for explicit list of nodes.
2505 (is_gimple_addr_expr_arg_or_indirect): New function.
2506 (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
2507 redundant setting of TREE_INVARIANT.
2508 (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
2509 * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
2511 2004-07-23 Diego Novillo <dnovillo@redhat.com>
2513 PR tree-optimization/16688
2514 PR tree-optimization/16689
2515 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
2516 unnecessary initialization of 'tag'.
2517 (get_tmt_for): Check that the new type tag has the same alias
2518 set as the pointed-to type.
2519 (group_aliases): Only regular variables need to be removed
2520 from the alias set of a name tag.
2521 * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
2522 propagation if the two types are not compatible.
2523 (merge_alias_info): Rename from replace_ssa_names_ann.
2525 (replace_exp_1): If both arguments are SSA_NAMEs, check that
2526 the propagation can be done.
2527 Only call merge_alias_info on pointers.
2528 (propagate_value): Likewise.
2529 * tree-ssa-copyrename.c: Include langhooks.h.
2530 (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
2532 Do not coalesce variables with incompatible types.
2533 (rename_ssa_copies): Call replace_ssa_name_symbol.
2534 * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
2535 the same type as the underlying _DECL.
2536 * tree-ssanames.c (replace_ssa_name_symbol): New function.
2537 * tree.h (replace_ssa_name_symbol): Declare.
2539 2004-07-23 Richard Henderson <rth@redhat.com>
2542 * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
2543 unshare it properly.
2544 (gimplify_modify_expr_rhs): Push assignment from a conditional into
2545 the conditional for all non-register types.
2547 2004-07-23 Richard Henderson <rth@redhat.com>
2549 * expr.c (expand_expr_real_1): Don't handle non-local variables.
2550 * expr.h (fix_lexical_addr): Remove.
2551 * function.c (NEED_SEPARATE_AP): Remove.
2552 (fix_lexical_addr): Remove.
2553 * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
2554 not null decl_function_context.
2555 (create_alias_vars): Likewise.
2556 * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
2557 (simple_goto_p): Likewise.
2558 * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
2559 * tree-ssa-ccp.c (get_default_value): Likewise.
2560 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
2561 * tree.c (needs_to_live_in_memory): Likewise.
2562 * tree-flow-inline.h (may_be_aliased): Move...
2563 * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
2564 when TREE_STATIC variables may be addressable.
2566 2004-07-24 Jakub Jelinek <jakub@redhat.com>
2568 * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
2570 2004-07-23 Zack Weinberg <zack@codesourcery.com>
2572 * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
2573 bitmap contents if GENERATOR_FILE is defined.
2574 * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
2575 ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
2577 2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
2579 * c-decl.c (start_function): Form composite type of function types
2580 rather than copying type from previous prototype declaration.
2582 2004-07-23 Janis Johnson <janis187@us.ibm.com>
2584 * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
2585 the const qualifier for the second argument in the C++ functions.
2587 * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
2588 specific pointer types.
2590 * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
2591 vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
2592 for vector bool and/or vector pixel, add C++ and C missing support.
2593 (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
2594 vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
2595 vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
2596 vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
2597 vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
2598 missing C++ and C support for vector bool and/or vector pixel.
2599 (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
2600 vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
2601 vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
2602 vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
2603 vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
2604 C++ and C types used for vector bool and/or vector pixel.
2605 (vec_st, vec_stl): Add C++ support for vector pixel.
2606 (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
2607 (vec_all_ne): Add C++ support for vector pixel.
2609 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
2610 (vec_vmulesb): Add missing C++ function.
2611 (vec_perm): Fix type of third argument in C++ function.
2612 (vec_vsum4shs): Fix C++ function name.
2613 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
2614 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
2615 argument passed to the error handler in C macro.
2616 (vec_nmsub): Remove extra parens around argument names in C macro.
2617 (vec_packpx): Add missing parens in C macro.
2619 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
2621 * machmode.def: Remove vector modes.
2622 * config/alpha/alpha-modes.def: Add supported vector modes.
2623 * config/arm/arm-modes.def: Likewise.
2624 * config/frv/frv-modes.def: Likewise.
2625 * config/i386/i386-modes.def: Likewise.
2626 * config/rs6000/rs6000-modes.def: Likewise.
2627 * config/sh/sh-modes.def: Likewise.
2629 2004-07-23 Matthias Klose <doko@debian.org>
2631 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
2632 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
2633 * config.h: Regenerate.
2634 * configure: Likewise.
2636 2004-07-22 Mark Mitchell <mark@codesourcery.com>
2638 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
2639 generated SYMBOL_REFs for labels.
2640 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
2642 (machopic_stub_name): Remove.
2643 (machopic_indirection_name): New function.
2644 (machopic_mcount_stub_name): Likewise.
2645 (machopic_classify_name): Remove.
2646 (machopic_function_base_sym): New function.
2647 (machpoic_classify_symbol): Likewise.
2648 (machopic_classify_ident): Remove.
2649 (machopic_define_ident): Likewise.
2650 (machopic_define_name): Likewise.
2651 (machopic_name_defined_p): Likewise.
2652 (machopic_ident_defined_p): Likewise.
2653 (darwin_strip_name_encoding): Likewise.
2654 (machopic_define_symbol): New function.
2655 * config/darwin.c (hashtab.h): Include.
2656 (machopic_defined_list): Remove.
2657 (machopic_classify_ident): Likewise.
2658 (machopic_classify_name): Likewise.
2659 (machopic_ident_defined_p): Likewise.
2660 (machopic_define_ident): Likewise.
2661 (machopic_define_name): Likewise.
2662 (machopic_symbol_defined_p): New function.
2663 (machopic_classify_symbol): Likewise.
2664 (machopic_data_defined_p): Use machopic_classify_symbol.
2665 (machopic_define_symbol): New function.
2666 (machopic_function_base_sym): New function.
2667 (machopic_non_lazy_pointers): Remove.
2668 (machopic_non_lazy_ptr_name): Likewise.
2669 (machopic_stubs): Likewise.
2670 (machopic_stub_name): Likewise.
2671 (NON_LAZY_POINTER_SUFFIX): New macro.
2672 (STUB_SUFFIX): Likewise.
2673 (machopic_indirection): New structure.
2674 (machopic_indirections): New variable.
2675 (machopic_indirection_hash): New function.
2676 (machopic_indirection_eq): Likewise.
2677 (machopic_indirection_name): Likewise.
2678 (machopic_mcount_stub_name): New function.
2679 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
2681 (machopic_indirect_data_reference): Rework to use new functions.
2682 (machopic_indirect_call_target): Likewise.
2683 (machopic_legitimize_pic_address): Likewise.
2684 (machopic_output_indirection): New function.
2685 (machopic_finish): Use it.
2686 (machopic_operand_p): Rework to use new functions.
2687 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
2688 (darwin_strip_name_encoding): Remove.
2689 (update_non_lazy_ptrs): Remove.
2690 (update_stubs): Likewise.
2691 (darwin_non_lazy_pcrel): Use new functions.
2692 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
2693 (ASM_OUTPUT_LABELREF): Likewise.
2694 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2695 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
2696 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
2697 (TARGET_STRIP_NAME_ENCODING): Do not use
2698 darwin_strip_name_encoding.
2699 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
2700 darwin_strip_name_encoding.
2701 * config/i386/darwin.h (FUNCTION_PROFILER): Use
2702 machopic_mcount_stub_name.
2703 * config/i386/i386.c (x86_output_mi_thunk): Use
2704 machopic_indirection_name, not machopic_stub_name.
2705 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
2706 machopic_function_base_sym.
2707 (print_operand): Use machopic_classify_symbol.
2708 (rs6000_emit_prologue): Use machopic_function_base_sym.
2709 (output_profile_hook): Do not use machopic_stub_name.
2710 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
2712 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
2715 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
2718 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
2720 * doc/implement-c.texi: New file.
2721 * doc/extend.texi (C Implementation): Move to there.
2722 * doc/gcc.texi: Include implement-c.texi.
2723 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
2725 2004-07-22 Jason Merrill <jason@redhat.com>
2727 * integrate.c (copy_decl_for_inlining): Remove invisible reference
2729 * tree-inline.c (setup_one_parameter): Likewise.
2731 2004-07-22 Brian Booth <bbooth@redhat.com>
2733 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
2734 (substitute_and_fold): Propigate into VUSE operands when possible.
2735 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
2736 (cp_lattice_meet): Handle merging of latticevalues when
2737 UNKNOWN_VAL is present.
2738 (visit_stmt): Visit assignments with V_MUST_DEFs.
2739 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
2740 (ccp_fold): Deal with RHS' that are constant and virtual.
2741 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
2742 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
2743 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
2744 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
2745 computing immediate uses.
2746 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
2748 (replace_vuse_in): New function.
2749 (likely_value): Add check of vuse operands.
2750 (get_default_value): Set the default value of virtually defined
2751 variables to UKNOWN_VAL instead of VARYING.
2753 2004-07-22 Richard Henderson <rth@redhat.com>
2755 * expr.c (emit_push_insn): Don't use set_mem_attributes.
2757 2004-07-22 Richard Henderson <rth@redhat.com>
2759 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
2760 variables due to conditional compilation.
2762 2004-07-22 Diego Novillo <dnovillo@redhat.com>
2764 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
2765 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
2766 Release SSA names that have been re-renamed.
2767 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
2769 * tree-ssa-alias.c (init_alias_info): If aliases have been
2770 computed before, clear existing alias information.
2771 (create_name_tags): Do no fixup PT_ANYTHING pointers.
2772 If the new name tag for a pointer is different than the one it
2773 had before, mark the old tag for renaming.
2774 (replace_may_alias): New function.
2775 (group_aliases): Call it.
2776 (setup_pointers_and_addressables): Always call get_tmt_for.
2777 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
2779 (set_pt_anything): New local function.
2780 (set_pt_malloc): New local function.
2781 (merge_pointed_to_info): Don't merge pointed-to variables from
2782 the original pointer if the destination is pointing to an
2784 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
2785 (add_pointed_to_var): Do not add a variable to the points-to
2786 set if the pointer is already pointing to anywhere.
2787 (collect_points_to_info_r): If the defining statement is a PHI
2788 node, only merge pointed-to information if the argument has
2789 already been visited.
2790 (get_tmt_for): Only create a new tag if the pointer didn't
2792 (dump_alias_info): Emit more information.
2793 (dump_points_to_info_for): Likewise.
2794 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
2795 try to get the annotation of an SSA_NAME.
2796 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
2797 alias sets when checking is enabled.
2798 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
2799 (eliminate): Mark basic blocks that will need
2800 EH information cleaned up.
2801 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
2803 Initialize need_eh_cleanup.
2804 (fini_pre): Call tree_purge_all_dead_eh_edges and
2805 cleanup_tree_cfg if needed.
2806 Free need_eh_cleanup.
2807 * tree-ssa.c (verify_ssa_name): New function.
2808 (verify_def): Call it.
2809 Re-arrange to avoid printing too many error messages.
2810 (verify_use): Likewise.
2811 (verify_phi_args): Likewise.
2812 (verify_flow_insensitive_alias_info): New function.
2813 (verify_flow_sensitive_alias_info): New function.
2814 (verify_alias_info): New function.
2815 (verify_ssa): Call verify_alias_info.
2816 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
2818 Re-arrange to avoid printing too many error messages.
2819 * tree-ssanames.c (make_ssa_name): Clear
2820 SSA_NAME_IN_FREE_LIST.
2821 (release_ssa_name): Never release a default definition.
2822 (release_defs): New function.
2823 * tree.h: Declare it.
2824 * tree-ssa-dce.c (remove_dead_stmt): Call it.
2826 2004-07-22 Diego Novillo <dnovillo@redhat.com>
2828 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
2829 If true, do a depth-first search. Do a breadht-first search,
2831 (walk_use_def_chains): Add new argument IS_DFS.
2833 * tree-flow.h (walk_use_def_chains): Update prototype.
2835 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
2837 * config/cris/cris.md: Tweak formatting.
2838 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
2839 (mover2side, moverside, movemside, movei, op3, andu): Replace
2840 live define_peephole:s with define_peephole2 near-equivalents.
2842 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
2844 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
2845 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
2846 "*mov_sidesi_mem" respectively.
2848 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
2850 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
2851 (gimplify_build1): Move from tree-complex.c do_unop.
2852 (gimplify_build2): Move from tree-complex.c do_binop.
2853 (gimplify_build3): New.
2854 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
2855 Adjust throughout to call the functions above.
2856 * tree-flow.h: Declare the functions above.
2857 * tree-nested.c (gimplify_val): Rename to...
2858 (tsi_gimplify_val): ... this.
2860 * Makefile.in (tree_complex.o): Update dependencies.
2861 (stor-layout.o): Depend on regs.h.
2862 * c-common.c (handle_vector_size_attribute): Update for
2863 vector types without corresponding vector modes.
2864 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
2865 a corresponding vector mode is not available.
2866 * print-tree.c (print_node): Print nunits for vector types
2867 * regclass.c (have_regs_of_mode): New.
2868 (init_reg_sets_1): Initialize it and use it instead
2869 of allocatable_regs_of_mode.
2870 * regs.h (have_regs_of_mode): Declare it.
2871 * stor-layout.c (layout_type): Pick a mode for vector types.
2872 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
2873 build_replicated_const, do_unop, do_binop, do_plus_minus,
2874 do_negate, expand_vector_piecewise, expand_vector_parallel,
2875 expand_vector_addition, expand_vector_operations_1,
2876 expand_vector_operations, tree_lower_operations,
2877 pass_lower_vector_ssa, pass_pre_expand): New.
2878 (expand_complex_operations, pass_lower_complex): Remove.
2879 * tree-optimize.c (init_tree_optimization_passes): Adjust
2880 pass ordering for changes in tree-complex.c.
2881 * tree-pass.h: Declare new passes.
2882 * tree.c (finish_vector_type): Remove.
2883 (make_vector_type): New.
2884 (build_vector_type_for_mode, build_vector_type): Rewritten.
2885 * tree.def (VECTOR_TYPE): Document where the number of
2887 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
2888 (make_vector): Remove declaration.
2890 2004-07-21 Richard Henderson <rth@redhat.com>
2892 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
2893 TREE_THIS_VOLATILE, may_aliases, or optimization level.
2894 (remove_useless_vars): Dump debugging info.
2895 (expand_used_vars): Move ...
2896 * cfgexpand.c (expand_used_vars): ... here. Make static.
2897 * tree-flow-inline.h (set_is_used): New.
2898 (set_default_def): Use get_var_ann.
2899 * tree-flow.h: Update decls.
2900 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
2901 (create_ssa_var_map): Use it.
2902 * tree-ssa.c (set_is_used): Remove.
2904 2004-07-22 Ben Elliston <bje@au.ibm.com>
2906 * gdbinit.in: Set a breakpoint on internal_error.
2908 2004-07-21 Richard Henderson <rth@redhat.com>
2910 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
2911 to create a new basic block.
2913 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
2916 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
2917 return type on function definitions. Move other warnings for
2918 qualified return type to -Wreturn-type. Do not condition any such
2919 warnings on -pedantic. Update comments.
2920 (start_function): Only copy function type from previous prototype
2921 declaration if return types are compatible.
2922 * c-typeck.c (function_types_compatible_p): Don't condition
2923 warning for incompatibility of volatile qualifiers on the return
2924 type on -pedantic. Update comment.
2925 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
2927 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
2929 * c-typeck.c (set_init_index): Require designator to be of integer
2932 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
2935 * c-parse.in (init): Change to exprtype.
2936 (primary): Set original_code for STRING to STRING_CST.
2937 Call maybe_warn_string_init for compound literals.
2938 (initdcl, notype_initdcl): Call maybe_warn_string_init.
2940 * c-tree.h (maybe_warn_string_init): New.
2941 (pop_init_level, process_init_element): Use struct c_expr.
2942 (struct c_expr): Update comment.
2943 * c-typeck.c (maybe_warn_string_init): New function.
2944 (digest_init): Call it. Additional parameter strict_string. All
2946 (output_init_element): Likewise.
2947 (struct constructor_stack): Use struct c_expr for
2949 (really_start_incremental_init, push_init_level): Update.
2950 (pop_init_level): Update. Return struct c_expr.
2951 (process_init_level): Update. Take struct c_expr argument.
2953 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
2955 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
2958 2004-07-21 Eric Christopher <echristo@redhat.com>
2960 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
2962 * c-decl.c (pop_scope): Ditto.
2963 * calls.c (expand_call): Remove call to current_nesting_level,
2964 update comment accordingly. Remove calls to expand_start_target_temps
2965 and expand_end_target_temps.
2966 * cfgexpand.c (construct_init_block): Remove call to
2967 expand_start_bindings_and_block.
2968 (construct_exit_block): Remove call to expand_end_bindings.
2969 * expr.c (safe_from_p): Remove BIND_EXPR handling.
2970 (expand_expr_real_1): Ditto. Fix formatting.
2971 (expand_vars): Delete.
2972 * stmt.c (POPSTACK): Remove block_stack.
2973 (stmt_status): Remove x_block_stack.
2974 (block_stack): Delete.
2975 (expand_start_bindings_and_block): Ditto.
2976 (expand_start_target_temps): Ditto.
2977 (expand_end_target_temps): Ditto.
2978 (current_nesting_level): Ditto.
2979 (warn_about_unused_variables): Ditto.
2980 (expand_end_bindings): Ditto.
2981 * tree.h: Remove declarations for above.
2983 2004-07-21 Steven Bosscher <stevenb@suse.de>
2985 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
2986 * rtl.c (note_insn_name): Likewise.
2987 * print-rtl.c (print_rtx): Don't print it.
2988 * cfgrtl.h (can_delete_note_p): Don't handle it.
2989 (rtl_delete_block): Likewise.
2990 * passes.c (rest_of_handle_guess_branch_prob): Remove.
2991 (rest_of_compilation): Don't call it.
2992 * predict.c (process_note_predictions, process_note_prediction,
2993 note_prediction_to_br_prob): Remove.
2994 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
2995 * stmt.c (return_prediction): Remove.
2996 (expand_value_return): Don't call it. Don't add prediction
2997 notes for return statements.
2999 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
3001 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
3004 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
3006 * c-common.c (vector_types_convertible_p): Use vector types'
3007 TYPE_SIZE and TREE_TYPE instead of their mode.
3008 * convert.c (convert_to_integer): Likewise.
3009 (convert_to_vector): Likewise.
3010 * fold-const.c (fold_convert): Likewise.
3011 * varasm.c (output_constant): Likewise.
3012 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
3013 Allow a VECTOR_TYPE initializer to be made of several vectors.
3014 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
3015 of cleared and need_to_clear, and use fold_convert.
3016 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
3019 2004-07-20 Richard Henderson <rth@redhat.com>
3021 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
3022 (expand_gimple_basic_block): out from here. Renamed from expand_block.
3024 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
3026 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
3027 enormous cost if not TARGET_HARD_MUL.
3029 2004-07-20 Andrew Pinski <apinski@apple.com>
3032 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
3035 2004-07-21 Paul brook <paul@codesourcery.com>
3037 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
3039 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3041 * fold-const.c (operand_equal_p): Temporarily support NULL args.
3042 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
3043 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
3045 2004-07-20 Zack Weinberg <zack@codesourcery.com>
3047 * rtl.h (plus_constant): Delete.
3048 (plus_constant_wide): Rename to plus_constant.
3049 (plus_constant_for_output_wide): Delete vestigial prototype.
3050 (GEN_INT): Remove unnecessary cast.
3051 * tree.h (build_int_2, size_int_type): Delete.
3052 (build_int_2_wide): Rename to build_int_2.
3053 (size_int_wide): Rename to size_int_kind.
3054 (size_int_type_wide): Rename to size_int_type.
3055 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
3056 Remove unnecessary cast.
3057 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
3058 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
3059 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
3060 (size_int_type_wide): Rename size_int_type.
3061 (int_const_binop): Use size_int_type.
3062 * c-lex.c (interpret_integer): Use build_int_2.
3063 * final.c (split_double): Remove unnecessary casts.
3064 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
3066 2004-07-20 Richard Henderson <rth@redhat.com>
3068 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
3069 (gimplify_compound_lval): Use is_gimple_tmp_reg.
3070 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
3071 (is_gimple_tmp_reg): New.
3072 * tree-gimple.h (is_gimple_tmp_reg): Declare.
3074 2004-07-20 Richard Henderson <rth@redhat.com>
3076 * tree-pretty-print.c (dump_generic_node): Dump
3077 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
3079 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
3081 * tree-mudflap.c (mf_set_options_fndecl): New tree.
3082 (mudflap_init): Set it.
3083 (mudflap_register_call): Remove __mf_init call.
3084 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
3085 to pass "-ignore-reads" option to libmudflap if needed.
3087 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
3090 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
3091 (MAKE_DECL_ONE_ONLY): Undefine.
3092 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
3093 readonly_data, one_only_data_section, forget_section): New prototypes.
3094 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
3096 (pa_select_section): Add one-only (COMDAT) support.
3097 * pa.h (struct machine_function): Define.
3098 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
3099 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
3100 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
3101 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
3102 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
3103 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
3104 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
3105 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
3106 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
3107 for EXTRA_SECTION_FUNCTIONS.
3108 * doc/install.texi: Update binutils requirements.
3110 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
3112 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
3113 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
3114 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
3116 (struct VEC): Use unsigned for num and alloc.
3117 * vec.c (struct vec_prefix): Likewise.
3118 (vec_o_reserve): Adjust.
3120 * dbxout.c (dbxout_type): Fix printf format.
3122 * tree.h (binfo_member): Remove.
3123 * tree.c (binfo_member): Remove.
3125 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
3127 * tree.h: Include vec.h
3128 (DEF_VEC_P(tree)): New type.
3129 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
3130 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
3131 (BINFO_LANG_SLOT): Remove.
3132 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
3133 (struct tree_binfo): Turn base_binfos into a trailing
3134 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
3135 (binfo_lang_slots): Remove.
3136 * tree.c (binfo_lang_slots): Remove.
3137 (make_tree_binfo_stat): Take a base binfo count, not a
3138 lang slot count. Adjust.
3139 * Makefile.in (TREE_H): Add vec.h
3140 * alias.c (record_component_aliases): Adjust BINFO access.
3141 * dbxout.c (dbxout_type): Likewise.
3142 * dwarf2out.c (gen_member_die): Likewise.
3143 * sdbout.c (sdbout_one_type): Likewise.
3144 * tree-dump.c (deque_and_dump): Likewise.
3145 * config/i386/i386.c (classify_argument,
3146 contains_128bit_aligned_vector_p): Likewise.
3147 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
3148 * doc/c-tree.texi (Classes): Update BINFO documentation.
3150 2004-07-20 Steven Bosscher <stevenb@suse.de>
3152 * c-common.h (check_case_value): Remove prototype.
3153 (c_add_case_label): Adjust prototype.
3154 * c-common.c (check_case_value): Make static.
3155 (check_case_bounds): New function.
3156 (c_add_case_label): Use it. Take new argument orig_type.
3157 * c-typeck.c (struct c_switch): New orig_type field.
3158 (c_start_case): Set it.
3159 (do_case): Pass it to c_add_case_label.
3160 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
3161 cases from here. Add the labels in reverse order.
3162 * stmt.c (struct case_node): Adjust comment. Remove balance field.
3163 (add_case_node): Return nothing, don't check for duplicate cases.
3164 Insert new case nodes in a list, not in an AVL tree.
3165 (expand_end_case_type): Don't turn a case tree into a case list.
3166 (case_tree2list): Remove.
3167 * tree.h (add_case_node): Adjust prototype.
3169 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
3171 * genattr.c (struct range, struct function_unit,
3172 write_units, extend_range, init_range): Remove them.
3173 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
3174 Output "#define INSN_SCHEDULING" here.
3175 * genattrtab.c (struct range, struct function_unit_op,
3176 struct function_unit, struct dimension, enum operator,
3177 operate_exp, expand_units, simplify_knowing,
3178 encode_units_mask, simplify_by_exploding,
3179 find_and_mark_used_attributes, unmark_used_attributes,
3180 add_values_to_cover, increment_current_value,
3181 test_for_current_value, simplify_with_current_value,
3182 simplify_with_current_value_aux, gen_unit,
3183 write_unit_name, write_function_unit_info,
3184 write_complex_function, write_toplevel_expr,
3185 find_single_value, extend_range): Remove.
3186 (write_attr_get): Do not handle common_av->value
3188 (struct attr_desc): Remove func_units_p and blockage_p.
3189 (write_attr_valueq): Do not handle them.
3190 (find_attr): Do not clear them.
3191 (make_internal_attr): Do not initialize them.
3192 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
3193 * sched-vis.c (init_target_units, insn_print_units,
3194 init_block_visualization, print_block_visualization,
3195 visualize_scheduled_insns, visualize_no_unit,
3196 visualize_stall_cycles, visualize_alloc,
3197 visualize_free, target_units, get_visual_tbl_length,
3198 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
3199 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
3200 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
3201 * haifa-sched.c (blockage_range, clear_units,
3202 schedule_unit, actual_hazard, potential_hazard,
3203 insn_unit, unit_last_insn, unit_tick,
3204 actual_hazard_this_instance, potential_hazard,
3205 schedule_unit, max_insn_queue_index_value): Remove.
3206 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
3207 max_insn_queue_index.
3208 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
3209 * doc/md.texi (Processor pipeline description): Remove
3210 references to old pipeline descriptions.
3211 (Automaton pipeline description): Merge with the above.
3212 (Old pipeline description, Comparison of the two descriptions):
3215 * bt-load.c (migrate_btr_def): Remove references to
3216 use_pipeline_interface.
3217 * haifa-sched.c (insn_cost, schedule_insn,
3218 schedule_block, advance_one_cycle, sched_init,
3219 queue_to_ready, sched_finish): Likewise.
3220 * modulo-sched.c (sms_schedule, advance_one_cycle,
3221 ps_has_conflicts): Likewise.
3222 * sched-rgn.c (init_ready): Likewise.
3223 (debug_dependencies): Likewise, and remove an "if (1)".
3224 * target.h (use_dfa_pipeline_interface): Remove.
3225 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3226 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3227 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3228 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3229 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3230 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3231 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3232 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3233 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3234 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3235 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3236 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3237 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3238 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3239 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3240 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3241 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3242 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3243 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3245 2004-07-19 Roger Sayle <roger@eyesopen.com>
3247 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
3249 2004-07-19 Jeff Law <law@redhat.com>
3251 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
3252 (get_eq_expr_value): Use it. Simplify slightly.
3254 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
3256 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
3257 (umulsidi3_32bit_r4000): Likewise.
3259 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
3261 * vec.h: Propagate location information properly.
3262 (VEC_T_iterate): Add result pointer parameter.
3264 (VEC_T_reserve): Use it.
3266 2004-07-19 Daniel Jacobowitz <dan@debian.org>
3268 * Makefile.in (c-format.o): Depend on c-format.h.
3269 * c-format.h: New file.
3270 (struct format_char_info): Add CHAIN member.
3271 * c-format.c: Move some types and constants to c-format.h.
3272 (format_type_error): Set to -1.
3273 (struct function_format_info): Use an int for format_type.
3274 (decode_format_type): Return an int. Return format_type_error
3276 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
3277 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
3278 (scan_char_table, time_char_table, monetary_char_table): Initialize
3280 (n_format_types): New variable.
3281 (check_format_info_main): Handle CHAIN in format_char_info.
3282 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
3283 TARGET_N_FORMAT_TYPES.
3284 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
3285 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
3286 * config/sol2-c.c: New file.
3287 * config/t-sol2: New file.
3288 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
3289 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
3290 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
3292 * doc/extend.texi (Target Format Checks): New section.
3293 (Function Attributes): Mention it.
3294 * doc/invoke.texi: Mention target format checks.
3295 * doc/sourcebuild.texi: Mention target format checks.
3296 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
3297 TARGET_FORMAT_TYPES.
3299 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
3301 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
3303 * config/s390/s390.c (regclass_map initializer): Register 35 added to
3305 (load_multiple_operation, store_multiple_operation): Removed
3306 pointless sanity check.
3307 (s390_decompose_address): Added check for return_address_pointer_rtx.
3308 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
3309 (s390_return_address_offset): New function.
3310 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
3311 (FRAME_REGNO_P): Added check for register 35.
3312 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
3313 REG_ALLOC_ORDER): Appended entry for register 35.
3314 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
3315 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
3316 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
3317 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
3318 is eliminable using stack pointer or hard frame pointer.
3319 (REGISTER_NAMES): Added name for register 35.
3320 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
3321 pointless sanity check.
3323 2004-07-19 Roger Sayle <roger@eyesopen.com>
3325 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
3326 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
3327 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
3328 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
3329 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
3330 (fold_relational_const): Tidy up handling of floating point
3331 comparisons by calling real_compare. Remove tree_expr_nonzero_p
3332 transformation; fold_relational_const assumes constant operands.
3334 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
3336 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
3339 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
3341 * c-tree.h (struct c_expr): Define.
3342 (C_SET_EXP_ORIGINAL_CODE): Remove.
3343 (parser_build_binary_op, build_compound_expr): Update prototypes.
3344 * c-parse.in (%union): Add exprtype.
3345 (FUNC_NAME): Mark as ttype.
3346 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
3348 (expr): Update. Define directly in terms of expr_no_commas
3349 instead of using nonnull_exprlist.
3350 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
3351 offsetof_member_designator, typespec_nonreserved_nonattr, init,
3352 initval, designator, component_declarator,
3353 component_notype_declarator, enumerator, array_declarator,
3354 condition, exexpr, switch_statement, stmt_nocomp, stmt,
3355 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
3356 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
3358 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
3359 * c-common.c (c_common_truthvalue_conversion): Don't check
3360 C_EXP_ORIGINAL_CODE.
3361 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
3362 Don't use C_EXP_ORIGINAL_CODE.
3363 (default_conversion, default_function_array_conversion): Don't use
3364 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
3365 (internal_build_compound_expr): Merge into build_compound_expr.
3366 (build_compound_expr): Take two operands instead of a TREE_LIST.
3367 * objc/objc-act.c (get_super_receiver): Update calls to
3368 build_compound_expr.
3370 2004-07-18 Paolo Bonzini <bonzini@gnu.org>
3372 * config/sh/sh.c (sh_use_dfa_interface): Remove.
3373 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
3375 * config/sh/sh.md: Extract pipeline descriptions
3376 into separate files.
3377 * config/sh/sh1.md: New file, extracted from sh.md.
3378 * config/sh/sh4.md: New file, extracted from sh.md.
3379 * config/sh/shmedia.md: New file, extracted from sh.md
3380 and rewritten using new-style pipeline description.
3382 2004-07-18 Zack Weinberg <zack@codesourcery.com>
3384 * config/pa/pa.md: Delete the two remaining define_peephole
3387 2004-07-18 Steven Bosscher <stevenb@suse.de>
3388 Joseph S. Myers <jsm@polyomino.org.uk>
3390 * c-common.c (c_common_truthvalue_conversion): Don't warn if
3391 TREE_NO_WARNING is set.
3393 2004-07-18 Roger Sayle <roger@eyesopen.com>
3395 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
3396 simplify_builtin_strncmp): Delete.
3397 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
3398 Change argument to accept an arglist instead of an "exp". Assume
3399 that the return type is always integer_type_node. Copy missing
3400 transformations from their now obsolete simplify_builtin_*
3402 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
3403 fold_builtin_strcmp and fold_builtin_strncmp.
3404 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
3405 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
3406 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
3408 2004-07-18 Daniel Jacobowitz <dan@debian.org>
3410 * Makefile.in (tree-alias-common.o): Update dependencies.
3412 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
3414 * cfgloop.c (flow_loop_nested_p): Fix comment.
3416 2004-07-17 Jason Merrill <jason@redhat.com>
3419 * stor-layout.c (relayout_decl): New fn.
3420 * tree.h: Declare it.
3421 (DECL_BY_REFERENCE): New macro.
3423 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
3425 * libgcc2.c (__enable_execute_stack): New symbol.
3426 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
3427 and declare __enable_execute_stack.
3428 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
3429 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
3430 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
3431 ENABLE_EXECUTE_STACK.
3432 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
3433 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
3434 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
3435 ENABLE_EXECUTE_STACK.
3436 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
3437 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
3438 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
3439 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
3440 ENABLE_EXECUTE_STACK.
3441 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
3442 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
3443 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
3444 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
3445 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
3446 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
3447 (sparc64_initialize_trampoline): Likewise.
3448 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
3450 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
3452 * langhooks.h (builtin_function): New langhook.
3453 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
3454 (LANG_HOOKS_INITIALIZER): Update.
3455 * tree.h (builtin_function): Remove.
3456 * doc/tm.texi: Update.
3457 * c-tree.h (builtin_function): Declare.
3458 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
3459 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
3460 config/ia64/ia64.c, config/iq2000/iq2000.c,
3461 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
3462 config/stormy16/stormy16.c: All callers of builtin_function
3465 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
3468 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
3469 Remove white space after the backslash.
3471 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3473 PR rtl-optimization/16294
3474 * resource.c (return_insn_p): New predicate.
3475 (mark_target_live_regs): Use it. Special-case return insns.
3476 (init_resource_info): Use it. Don't scan the epilogue past
3479 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3481 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
3482 destroy dominance information.
3483 * passes.c (rest_of_handle_loop2): Free dominance information.
3484 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
3486 (thread_jumps): Update dominance information and remove unreachable
3488 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
3489 information and remove the unreachable block.
3491 2004-07-17 Graham Stott <graham.stott@btinternet.com>
3493 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
3495 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
3497 * doc/sourcebuild.texi: Remove libf2c entry.
3499 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
3501 * config/i386/i386.md (movv16qi_internal): Fix typo.
3503 2004-07-17 Steven Bosscher <stevenb@suse.de>
3505 * final.c (final_scan_insn): Fix broken commit from previous
3508 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
3510 * c-typeck.c (parser_build_binary_op): Condition warnings for
3511 X<=Y<=Z on -Wparentheses instead of -Wextra.
3512 * doc/invoke.texi: Update. Document that most of -Wparentheses is
3513 supported for C only.
3515 2004-07-17 Steven Bosscher <stevenb@suse.de>
3517 * cfgcleanup.c (try_simplify_condjump): Don't remove line
3518 notes to avoid unreachable code warnings.
3519 * toplev.c (backend_init): Don't emit line notes for
3520 unreachable code warnings.
3522 * combine.c (distribute_notes): Don't distribute a
3523 REG_VTABLE_REF note.
3524 * final.c (final_scan_insn): Don't handle it.
3525 * rtl.c (reg_note_name): Remove it.
3526 * rtl.h (enum reg_node): Dito.
3528 * emit-rtl.c (force_line_numbers, restore_line_number_status):
3530 * rtl.h (force_line_numbers, restore_line_number_status):
3533 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
3534 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
3535 (using_eh_for_cleanups): Also moved here.
3537 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
3538 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
3539 to expand_start_case and add_case_node.
3540 * stmt.c (struct nesting): Cleanup unused fields condition_code,
3541 last_unconditional_cleanup, nominal_type, printname, and
3543 (struct fixup_goto): Remove.
3544 (struct stmt_status): Remove x_goto_fixup_chain field.
3545 (goto_fixup_chain): Remove.
3546 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
3547 pushcase, pushcase_range): Remove.
3548 (expand_start_bindings_and_block): Don't set unused fields in
3550 (expand_start_case, add_case_node): Cleanup unused formal arguments.
3551 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
3552 instead of emit_jump_if_reachable.
3553 (emit_case_nodes): Likewise.
3554 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
3556 (update_eh_label): Work around left-over exception handing regions.
3557 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
3558 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
3559 (pass_cleanup_cfg_post_optimizing): New pass.
3560 (init_tree_optimization_passes): Run the new pass after all
3562 * tree.h (pushcase, pushcase_range): Remove prototypes.
3563 (expand_start_case, add_case_node): Update prototypes.
3565 2004-07-16 Krister Walfridsson <cato@df.lth.se>
3567 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
3569 2004-07-16 Richard Henderson <rth@redhat.com>
3571 * builtins.c (std_expand_builtin_va_arg): Remove.
3572 (expand_builtin_va_arg): Remove.
3573 * expr.h: Don't declare them.
3574 * gimplify.c (mark_decls_volatile_r): Remove.
3575 (copy_if_shared_r): Don't call it.
3576 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
3577 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
3578 * gimple-low.c (lower_stmt): Likewise.
3579 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
3580 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
3581 * tree-ssa-operands.c (get_expr_operands): Likewise.
3582 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
3583 EXPAND_BUILTIN_VA_ARG.
3584 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
3585 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
3586 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
3587 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
3589 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
3591 * tree-ssa-pre.c (insert_aux): Break out if we hit
3594 2004-07-16 Richard Henderson <rth@redhat.com>
3596 * basic-block.h (remove_fake_exit_edges): Declare.
3597 * cfganal.c (remove_fake_predecessors): Rename from
3598 remove_fake_successors; iterate over predecessors.
3599 (remove_fake_exit_edges): New.
3600 * cfgcleanup.c (try_optimize_cfg): Use it.
3601 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
3602 * predict.c (estimate_probability): Likewise.
3603 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
3604 * tree-cfg.c (make_edges): Likewise.
3605 * tree-ssa-pre.c (fini_pre): Likewise.
3606 * profile.c (instrument_edges): Don't remove_fake_edges.
3607 (branch_prob): Do it earlier here.
3609 2004-07-16 Richard Henderson <rth@redhat.com>
3611 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
3612 switchification wrt CONSTRUCTOR. Document the reason.
3614 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
3616 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
3617 that prevented descriptive __mf_check source location strings.
3619 2004-07-16 Richard Henderson <rth@redhat.com>
3621 * tree-def (WITH_SIZE_EXPR): New.
3622 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
3623 * expr.c (expand_expr_real_1): Likewise.
3624 * gimplify.c (maybe_with_size_expr): New.
3625 (gimplify_arg, gimplify_modify_expr): Use it.
3626 (gimplify_modify_expr_to_memcpy): Take size parameter.
3627 (gimplify_modify_expr_to_memset): Likewise.
3628 (gimplify_expr): Handle WITH_SIZE_EXPR.
3629 * tree-alias-common.c (find_func_aliases): Likewise.
3630 * tree-eh.c (tree_could_trap_p): Likewise.
3631 (tree_could_throw_p): Likewise.
3632 * tree-gimple.c (is_gimple_lvalue): Likewise.
3633 (get_call_expr_in): Likewise.
3634 * tree-inline.c (estimate_num_insns_1): Likewise.
3635 (expand_calls_inline): Likewise.
3636 * tree-nested.c (convert_call_expr): Likewise.
3637 * tree-pretty-print.c (dump_generic_node): Likewise.
3638 * tree-sra.c (sra_walk_expr): Likewise.
3639 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
3640 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
3641 * tree-ssa-operands.c (get_expr_operands): Likewise.
3642 * tree-tailcall.c (find_tail_calls): Likewise.
3644 * calls.c (expand_call): Reset old_stack_allocated after
3645 calling emit_stack_restore.
3647 2004-07-16 Richard Henderson <rth@redhat.com>
3649 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
3650 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
3651 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
3652 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
3653 copy_res_decl_for_inlining.
3655 * tree-inline.c (declare_return_variable): New modify_dest argument.
3656 Use it as the return value, when possible or manditory. Handle
3657 TREE_ADDRESSABLE types.
3658 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
3659 replacement of CALL_EXPR.
3661 2004-07-16 Richard Henderson <rth@redhat.com>
3663 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
3664 * gimple-low.c (expand_var_p): Don't check it.
3665 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
3666 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
3667 * tree-ssa-operands.c (add_stmt_operand): Likewise.
3668 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
3669 (find_referenced_vars): Don't call them.
3670 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
3672 2004-07-16 Richard Henderson <rth@redhat.com>
3674 * function.c (pass_by_reference): True for all variable sized types.
3676 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
3678 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
3679 * tree-pretty-print.c: Include tree-chrec.h.
3680 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
3681 and POLYNOMIAL_CHREC nodes.
3683 2004-07-16 Steve Ellcey <sje@cup.hp.com>
3685 * builtins.c (expand_builtin_stpcpy): Do not create temporary
3688 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
3690 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
3692 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
3694 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
3696 * config/s390/s390.c: Likewise.
3697 * config/s390/s390.h: Likewise.
3699 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3701 * config/mips/mips.md (addsi3, adddi3): Remove special handling
3702 of $sp adds. Remove REGNO checks from mips16 patterns.
3704 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3706 * config/mips/mips.md: Delete outdated comment.
3708 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3710 * config/mips/mips.c (get_float_compare_codes): Delete.
3711 (mips_emit_compare): New function, mostly extracted from
3712 get_float_compare_codes and gen_conditional_branch.
3713 (gen_conditional_branch, gen_conditional_move): Use it.
3715 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
3717 * genautomata.c (add_vect): Speedup by using integers as
3718 bit-vectors for walking through the comb_vect and finding
3721 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3723 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
3724 operand is an uns_arith_operand; use subtraction otherwise.
3725 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
3726 not just arith_operands.
3728 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3730 * config/mips/mips-protos.h (gen_int_relational): Delete.
3731 (mips_emit_scc): Declare.
3732 * config/mips/mips.c (internal_test): Delete.
3733 (sle_operand, sleu_operand): New functions.
3734 (map_test_to_internal_test, gen_int_relational): Delete.
3735 (mips_emit_binary, mips_relational_operand_ok_p)
3736 (mips_emit_int_relational, mips_zero_if_equal)
3737 (mips_emit_scc): New functions.
3738 (gen_conditional_branch): Rework to use mips_emit_int_relational.
3739 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
3741 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
3742 (sltu, sleu): Use mips_emit_scc.
3743 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
3744 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
3745 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
3747 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3749 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
3751 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3753 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
3754 (*sne_[sd]i): Likewise sne_[sd]i_zero.
3755 (*sgt_[sd]i): ...and sgt_[sd]i.
3756 (*slt_[sd]i): ...and slt_[sd]i.
3757 (*sgtu_[sd]i): ...and sgtu_[sd]i.
3758 (*sltu_[sd]i): ...and sltu_[sd]i.
3759 (*sleu_[sd]i): ...and sleu_[sd]i_const.
3760 Name previously unnamed mips16 patterns. Formatting fixes.
3762 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3764 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
3765 (branch_type): Delete.
3766 (gen_conditional_branch, gen_conditional_move)
3767 (mips_gen_conditional_trap): Update after name change. Get the
3768 comparison mode from cmp_operands[0].
3769 * config/mips/mips.h (cmp_type, branch_type): Delete.
3770 (cmp_operands): Renamed from branch_cmp.
3771 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
3772 name change. Don't set branch_type.
3773 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
3774 mode class of cmp_operands[0] rather than branch_type. Update after
3777 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3779 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
3780 of 0...255 to 0 when inside a SET.
3782 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3784 * config/mips/mips.md: Remove mips16 define_peepholes.
3786 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
3788 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
3789 (fini_pre): Remove fake edges.
3791 2004-07-15 Richard Henderson <rth@redhat.com>
3793 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
3794 (get_indirect_ref_operands, get_call_expr_operands): ... these.
3796 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
3798 * vec.h (VEC_address): New function.
3800 2004-07-14 Jason Merrill <jason@redhat.com>
3803 * gimplify.c (gimplify_arg): New fn, split out from...
3804 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
3806 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
3808 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
3809 generate code which is generated by pushqi1 now
3810 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
3812 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
3814 * combine.c (simplify_set): match the mode of the constant 0 with
3815 the tested operand to match the compare behaviour and the
3816 simplify_relational_operation() expectation.
3818 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
3820 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
3823 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
3825 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
3827 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
3829 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
3831 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
3832 calls in mips16 code.
3834 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
3836 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
3837 the destination of the li as well as for the neg.
3839 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
3842 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
3843 * cgraph.h: Update declaration.
3844 * c-decl.c (build_cdtor): Update call with default priority.
3845 * coverage.c (create_coverage): Ditto.
3846 * tree-mudflap.c (mf_init_fndecl): New tree.
3847 (mudflap_init): Set it.
3848 (mudflap_register_call): Arrange to call __mf_init before the first
3850 (mudflap_finish_file): Mark the mudflap static initializer as extra
3851 high priority, to beat all C++ static constructors.
3853 2004-07-15 Jeff Law <law@redhat.com>
3855 * loop.c (check_insn_for_givs): Restore check for code labels that was
3856 accidentally deleted by a recent checkin.
3858 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
3860 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
3861 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
3863 2004-07-14 Richard Henderson <rth@redhat.com>
3865 * print-tree.c (print_node): Fix casts last change.
3867 2004-07-15 Paul Brook <paul@codesourcery.com>
3869 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
3870 to TARGET_UNWIND_INFO.
3871 * except.c (output_function_exception_table): Ditto.
3873 * opts.c (decode_options): Ditto.
3874 * passes.c (rest_of_handle_final): Ditto.
3875 * final.c (final_start_function): Ditto.
3876 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
3878 * targhooks.h (default_unwind_emit): Declare.
3879 * targhooks.c (default_unwind_emit): New function.
3880 * target-def.h: Define and use TARGET_UNWIND_EMIT.
3881 * target.h (struct gcc_target): Add unwind_emit.
3882 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
3883 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
3884 Remove IA64_UNWIND_EMIT.
3885 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
3887 2004-07-14 Richard Henderson <rth@redhat.com>
3889 * print-tree.c (print_node): Handle SSA_NAME.
3891 2004-07-14 James E Wilson <wilson@specifixinc.com>
3894 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
3895 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
3897 2004-07-15 Jakub Jelinek <jakub@redhat.com>
3899 * expr.c (expand_assignment): Reenable bitfield += optimizations.
3900 Use alias set 0 for memory, do proper mode calculations and adjust
3901 address for memories.
3903 2004-07-14 Per Bothner <per@bothner.com>
3905 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
3906 structure with extra column field.
3907 * tree.c (expand_location): Also fill in column field.
3908 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
3909 gets confused by the two conditionally-compiled definitions.
3911 2004-07-14 Eric Christopher <echristo@redhat.com>
3913 * calls.c (expand_call): Fix typo in comment.
3915 2004-07-14 Steve Ellcey <sje@cup.hp.com>
3917 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
3918 comparision of TFmode.
3920 2004-07-14 Richard Henderson <rth@redhat.com>
3922 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
3923 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
3924 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
3925 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3926 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
3927 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
3928 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3929 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
3930 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
3932 2004-07-14 Mike Stump <mrs@apple.com>
3934 * config/darwin.h (WINT_TYPE): Define to be int to match
3935 system header files.
3937 2004-07-14 Bob Wilson <bob.wilson@acm.org>
3939 * config/xtensa/xtensa.c (function_arg_advance): Check for args
3940 that must be passed in the stack.
3941 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
3942 arguments if the size is not a constant.
3944 2004-07-14 Per Bothner <per@bothner.com>
3946 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
3947 instead of EXPR_LOCUS in a boolean context, which is always true
3948 if --enable-mapped-location.
3949 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
3951 2004-07-14 Richard Henderson <rth@redhat.com>
3953 * dominance.c (struct dom_info): Add fake_exit_edge.
3954 (init_dom_info): Allocate it.
3955 (free_dom_info): Free it.
3956 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
3958 (calc_idoms): Honor fake_exit_edge.
3960 2004-07-13 Jason Merrill <jason@redhat.com>
3962 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
3963 (rhs_test_for): New fn.
3964 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
3965 * tree-gimple.h: Declare them.
3966 * gimplify.c (gimplify_modify_expr): Use the new fns.
3968 2004-07-14 Richard Henderson <rth@redhat.com>
3970 * config/arm/arm-protos.h (arm_va_arg): Remove.
3971 * config/arm/arm.c (arm_va_arg): Remove.
3972 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
3973 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
3975 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3977 * pa.c (fix_range): New function to mark a range(s) of registers as
3979 (override_options): Call fix_range if the -mfixed-range option string
3981 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
3982 * doc/invoke.texi (-mfixed-range): Document new option.
3984 2004-07-14 David Edelsohn <edelsohn@gnu.org>
3986 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
3988 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
3990 2004-07-14 Roger Sayle <roger@eyesopen.com>
3992 * expmed.c (expand_sdiv_pow2): New function to expand signed division
3993 by a positive power of two, split out from expand_divmod. Provide
3994 an alternate implementation when shifts are expensive. Lower the
3995 threshold for using a branchless implementation to BRANCH_COST >= 2.
3996 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
3998 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
4000 * tree-dfa.c (make_rename_temp): *Really* work just
4001 like create_tmp_var if called while outside SSA form.
4003 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
4005 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
4006 for division by zero.
4007 ("umodsi3"): Likewise.
4009 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
4011 * config/mips/mips.c (mips_output_move): When generating mips16 code,
4012 force loads of negative constants to be split.
4013 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
4014 Generalize SImode li/neg splitter to cope with other modes.
4016 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
4018 * expmed.c: Remove more references to QUEUED in the comments.
4021 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
4024 2004-07-13 Richard Henderson <rth@redhat.com>
4025 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
4028 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
4030 * tree-dfa.c (make_rename_temp): Work just like
4031 create_tmp_var if called while outside SSA form.
4033 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
4035 * expr.c (enqueue_insn, finish_expr_for_function,
4036 protect_from_queue, queued_subexp_p, mark_queue,
4037 emit_insns_enqueued_after_mark, emit_queue,
4038 expand_increment): Remove.
4039 (store_constructor): Expand increment as an assignment.
4040 (expand_expr_real_1 <case PREINCREMENT_EXPR,
4041 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
4042 case POSTDECREMENT_EXPR>): Abort.
4043 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
4044 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
4045 protect_from_queue, emit_queue, queued_subexp_p): Remove.
4046 * function.h (pending_chain, x_pending_chain): Remove.
4047 * rtl.def (QUEUED): Remove.
4049 * emit-rtl.c (copy_insn_1, copy_most_rtx,
4050 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
4051 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
4052 encode_units_mask): Likewise.
4053 * local-alloc.c (equiv_init_varies_p): Likewise.
4054 * rtl.c (copy_rtx): Likewise.
4055 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
4056 * simplify-rtx.c (simplify_gen_subreg): Likewise.
4057 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
4059 * builtins.c (expand_builtin, expand_builtin_apply,
4060 expand_builtin_mathfn, expand_builtin_mathfn_2,
4061 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
4062 Remove calls to emit_queue and protect_from_queue.
4063 * calls.c (expand_call, precompute_arguments,
4064 precompute_register_parameters, rtx_for_function_call,
4065 store_one_arg): Likewise.
4066 * dojump.c (do_compare_and_jump, do_jump): Likewise.
4067 * explow.c (memory_address): Likewise.
4068 * expmed.c (clear_by_pieces_1, clear_storage,
4069 clear_storage_via_libcall, emit_group_load,
4070 emit_group_store, emit_store_flag,
4071 expand_expr_real_1, store_by_pieces,
4072 store_constructor, store_expr, try_casesi,
4073 try_tablejump): Likewise.
4074 * function.c (expand_pending_sizes): Likewise.
4075 * optabs.c (emit_cmp_and_jump_insns,
4076 emit_conditional_add, emit_conditional_move,
4077 expand_fix, expand_float, prepare_cmp_insn): Likewise.
4078 * stmt.c (emit_case_bit_tests,
4079 expand_asm_expr, expand_computed_goto,
4080 expand_decl_init, expand_end_case_type,
4081 expand_end_stmt_expr, expand_expr_stmt_value,
4082 expand_return, expand_start_case,
4083 optimize_tail_recursion): Likewise.
4084 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
4085 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
4087 2004-07-14 Ben Elliston <bje@au.ibm.com>
4089 * vec.h: Comment fix.
4091 2004-07-13 Richard Henderson <rth@redhat.com>
4093 * target.h (struct gcc_target): Add calls.pass_by_reference.
4094 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
4095 * function.c (pass_by_reference): Use the hook.
4096 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
4097 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
4098 (hook_pass_by_reference_must_pass_in_stack): New.
4099 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
4100 (alpha_pass_by_reference): New.
4101 (TARGET_PASS_BY_REFERENCE): New.
4102 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4103 * config/arc/arc.c (arc_pass_by_reference): New.
4104 (TARGET_PASS_BY_REFERENCE): New.
4105 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4106 (FUNCTION_ARG_CALLEE_COPIES): True.
4107 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
4108 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
4109 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
4110 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4111 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4112 * config/cris/cris.c (cris_pass_by_reference): New.
4113 (TARGET_PASS_BY_REFERENCE): New.
4114 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
4115 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
4116 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4117 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
4118 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4119 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
4120 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
4121 (frv_function_arg_pass_by_reference): Remove.
4122 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4123 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
4124 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
4125 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
4126 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4127 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
4128 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
4129 (ia64_pass_by_reference): Rename from
4130 ia64_function_arg_pass_by_reference.
4131 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4132 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4133 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
4134 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
4135 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
4136 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4137 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
4138 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
4139 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
4140 (m32r_pass_by_reference): Adjust prototype. Make static.
4141 Handle mode sizes correctly.
4142 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4143 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
4144 (m68hc11_function_arg_pass_by_reference): Remove.
4145 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4146 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
4147 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
4148 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4149 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
4150 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
4151 (mips_va_arg): Use pass_by_reference.
4152 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
4153 Handle mode sizes correctly.
4154 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4155 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
4156 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
4157 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
4158 (mmix_pass_by_reference): Rename from
4159 mmix_function_arg_pass_by_reference.
4160 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4161 (FUNCTION_ARG_CALLEE_COPIES): True.
4162 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
4163 (mn10300_pass_by_reference): New.
4164 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4165 (FUNCTION_ARG_CALLEE_COPIES): True.
4166 * config/pa/pa.c (pa_pass_by_reference): New.
4167 (TARGET_PASS_BY_REFERENCE): New.
4168 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4169 (FUNCTION_ARG_CALLEE_COPIES): True.
4170 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
4171 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
4172 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
4173 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4174 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
4175 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
4176 (s390_pass_by_reference): Rename from
4177 s390_function_arg_pass_by_reference.
4178 (s390_function_arg_advance): Don't query pass-by-ref.
4179 (s390_function_arg): Likewise.
4180 (s390_gimplify_va_arg): Use pass_by_reference.
4181 (s390_call_saved_register_used): Likewise.
4182 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4183 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
4184 (shcompact_byref, sh_pass_by_reference): New.
4185 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4186 (SHCOMPACT_BYREF): Remove.
4187 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
4188 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
4189 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
4190 (sparc_gimplify_va_arg): Use pass_by_reference.
4191 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4192 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4193 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
4194 (v850_pass_by_reference): New.
4195 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4196 (FUNCTION_ARG_CALLEE_COPIES): True.
4197 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
4198 FUNCTION_ARG_PASS_BY_REFERENCE docs.
4200 2004-07-14 Richard Henderson <rth@redhat.com>
4201 Richard Sandiford <rsandifo@redhat.com>
4203 * config/mips/mips-protos.h (mips_va_arg): Delete.
4204 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
4205 * config/mips/mips.c: Include tree-gimple.h.
4206 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
4207 (mips_arg_info): Remove special handling of must_pass_in_stck args.
4208 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
4209 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
4211 2004-07-13 Bob Wilson <bob.wilson@acm.org>
4213 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
4214 arguments for COND_EXPR in big-endian adjustment code.
4216 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4218 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
4219 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
4220 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
4221 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
4223 2004-07-13 Diego Novillo <dnovillo@redhat.com>
4225 PR tree-optimization/16443
4226 * tree-ssa-alias.c: Add more description for
4227 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
4228 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
4229 clobbering of call-clobbered and addressable variables. If
4230 there are any before aliases have been computed, add them.
4232 2004-07-13 Diego Novillo <dnovillo@redhat.com>
4234 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
4237 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
4239 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
4240 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
4243 2004-07-13 Per Bothner <per@bothner.com>
4245 * collect2.c (main): Handle --no-demangle and --demangle flags.
4247 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
4249 * Makefile.in (OBJS-common): Add tree-data-ref.o.
4250 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
4251 (tree-data-ref.o): New rule.
4252 * lambda.h: New file.
4253 * tree-data-ref.c: New file.
4254 * tree-data-ref.h: New file.
4255 * tree.c (int_cst_value, tree_fold_gcd): New functions.
4256 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
4258 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4261 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
4262 * config/sparc/sparc.c (output_ubranch): New function.
4263 * config/sparc/sparc.md (jump pattern): Use it.
4265 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4268 * config/sparc/sparc.c (output_cbranch): Properly guard
4269 the code handling far branches with TARGET_V9.
4270 * config/sparc/sparc.md (length attribute): Document the
4271 side-effect of having a length greater or equal to 3.
4273 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4274 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
4277 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
4278 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
4280 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4281 Martin Sebor <sebor@roguewave.com>
4284 * doc/invoke.texi (SPARC options): Document -threads
4285 and -pthreads on Solaris.
4287 2004-07-13 Richard Henderson <rth@redhat.com>
4289 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
4291 (ind_gimplify_va_arg_expr): Remove.
4292 * tree.h (ind_gimplify_va_arg_expr): Remove.
4293 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
4294 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
4297 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
4298 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
4299 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
4300 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
4301 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
4303 2004-07-13 Richard Henderson <rth@redhat.com>
4305 * function.c (pass_by_reference): New.
4306 (assign_parm_find_data_types): Use it.
4307 * calls.c (initialize_argument_information): Likewise.
4308 (emit_library_call_value_1): Likewise.
4309 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4310 * function.h (pass_by_reference): Declare.
4312 2004-07-13 Richard Henderson <rth@redhat.com>
4314 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
4315 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
4316 * expr.h (MUST_PASS_IN_STACK): Remove.
4317 * system.h (MUST_PASS_IN_STACK): Poison.
4318 * tree.h (must_pass_in_stack_var_size): Declare.
4319 (must_pass_in_stack_var_size_or_pad): Declare.
4320 * calls.c (must_pass_in_stack_var_size): New.
4321 (must_pass_in_stack_var_size_or_pad): Rename from
4322 default_must_pass_in_stack.
4323 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
4324 (TARGET_MUST_PASS_IN_STACK): New.
4325 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
4326 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
4327 (TARGET_MUST_PASS_IN_STACK): New.
4328 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
4329 * config/frv/frv.c (frv_must_pass_in_stack): New.
4330 (TARGET_MUST_PASS_IN_STACK): New.
4331 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
4332 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
4333 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
4334 (ix86_must_pass_in_stack): Make static.
4335 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
4336 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
4337 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
4338 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
4339 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
4340 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
4341 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
4342 (mcore_must_pass_on_stack): Remove.
4343 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
4344 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
4345 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
4346 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
4347 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
4348 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
4349 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
4350 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
4351 (TARGET_MUST_PASS_IN_STACK): New.
4352 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
4353 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
4354 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
4355 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
4356 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
4357 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
4358 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
4361 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
4362 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
4363 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
4364 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
4365 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
4366 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
4367 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
4368 config/xtensa/xtensa.c: Use target hook.
4370 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
4372 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
4373 * configure: Rebuilt.
4375 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
4377 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
4378 * config/mips/mips.h (mips_reg_names): Don't declare.
4379 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
4380 (TARGET_NAME_REGS): Delete.
4381 (TARGET_SWITCHES): Remove -mrnames.
4382 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
4383 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
4385 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
4386 (override_options): Remove handling of TARGET_NAME_REGS.
4388 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
4390 * config/mips/mips.h (TARGET_*): Boolify.
4392 2004-07-12 Nick Clifton <nickc@redhat.com>
4394 * config.gcc: Add sh-*-symbianelf target.
4395 * config/sh/sh.c: Add new target macros:
4396 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
4397 TARGET_CXX_IMPORT_EXPORT_CLASS.
4398 (sh_file_start): Create a definition of the .directive section.
4399 (sh_attribute): Add dllimport and dllexport attributes.
4400 * config/sh/symbian-pre.h: New file.
4401 * config/sh/symbian-post.h: New file.
4402 * config/sh/symbian.c: New file. Contains Symbian specific
4404 * config/sh/sh-protos.h: Add prototypes for new functions
4405 provided by symbian.c.
4406 * config/sh/t-symbian: New file.
4407 * doc/extend.texi: Document support for dllimport and dllexport
4408 attributes by the sh-symbianelf target.
4410 2004-07-12 James E Wilson <wilson@specifixinc.com>
4412 * Makefile.in (AR): Use @AR@ not ar.
4414 (AR_FOR_TARGET): Use $(AR) not ar for native.
4415 (NM_FOR_TARGET): Use $(NM) not nm for native.
4416 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
4417 * configure: Regenerate.
4419 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
4421 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
4423 (ashldi3_sp64): Likewise.
4425 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4428 * pa.c (function_arg): Update comment.
4429 * pa.h (BLOCK_REG_PADDING): Define.
4431 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4433 PR tree-optimization/16461
4434 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
4435 arguments of phi nodes.
4437 2004-07-12 Devang Patel <dpatel@apple.com>
4439 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
4441 2004-07-12 Steve Ellcey <sje@cup.hp.com>
4443 * function.c (expand_function_start): Ensure r_save is in Pmode.
4444 * calls.c (prepare_call_address): Ensure static_chain_value is
4446 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
4447 r_save_area are in Pmode.
4448 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
4449 fnaddr, and static_chain are in Pmode.
4451 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
4454 * config/ia64/ia64.c (bundling): Don't count ignored insns.
4456 2004-07-12 Richard Henderson <rth@redhat.com>
4458 * target.h (struct gcc_target): Move gimplify_va_arg_expr
4459 next to build_builtin_va_list.
4460 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
4461 * builtins.c (gimplify_va_arg_expr): Likewise.
4462 * gimplify.c (copy_if_shared_r): Likewise.
4464 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
4466 * passes.c (rest_of_decl_compilation): Don't defer call of
4467 assemble_variable if its DECL_RTL is already set.
4469 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
4471 * cfgloop.h (struct loop): Add nb_iterations field.
4472 (current_loops): Declare.
4473 * tree-chrec.c (chrec_not_analyzed_yet,
4474 chrec_dont_know, chrec_known, count_ev_in_wider_type,
4475 chrec_contains_symbols_defined_in_loop): Remove the temporary
4477 * tree-flow-inline.h (loop_containing_stmt): New function.
4478 * tree-scalar-evolution.c: Add implementation.
4479 * tree-scalar-evolution.h: Add declarations.
4481 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
4483 PR rtl-optimization/15921
4484 * Makefile.in (global.o): Add recog.h.
4486 * global.c (recog.h): Add the include-clause.
4487 (bb_info): New member earlyclobber.
4488 (allocate_bb_info, free_bb_info): Initialize/finish the new
4490 (earlyclobber_regclass, earlyclobber_regclass_length): The new
4492 (check_earlyclobber, regclass_intersect,
4493 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
4495 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
4496 (make_accurate_live_analysis): Modify pavin.
4498 2004-07-12 Diego Novillo <dnovillo@redhat.com>
4500 * tree-cfg.c (find_taken_edge): Statically compute the truth
4501 value of a predicate comparing an SSA_NAME to itself.
4503 2004-07-12 Roger Sayle <roger@eyesopen.com>
4505 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
4506 rs6000 doesn't have shift-and-add or shift-and-sub instructions
4507 by returning the cost of a multiplication plus an addition.
4509 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
4511 PR tree-optimization/14107
4512 * gimplify.c (gimplify_return_expr): Accept a
4513 RETURN_EXPR with an error argument.
4514 * tree-optimize.c (init_tree_optimization_passes):
4515 Run pass_warn_function_return at -O0.
4517 2004-07-12 Roger Sayle <roger@eyesopen.com>
4519 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
4522 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
4524 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
4525 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4526 * config/mips/3000.md: Add copyright notice. Remove automota and
4527 function units; use generic ones instead. Only define reservations
4528 for things that are different from generic.md. Extend each clause
4530 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
4531 * config/mips/mips.md: Include them. Remove define_function_units.
4532 (alu, imuldiv): New automata and units.
4534 2004-07-12 Ben Elliston <bje@au.ibm.com>
4536 * doc/invoke.texi (Optimize Options): Document -frename-registers
4537 not being enabled by default at -O3.
4539 2004-07-11 Roger Sayle <roger@eyesopen.com>
4541 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
4542 floating point additions, to keep real immediate constant positive.
4543 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
4544 into X + C, and leave positive real constants as X - C.
4546 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4548 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
4550 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4552 PR tree-optimization/15654
4553 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
4555 2004-07-11 Roger Sayle <roger@eyesopen.com>
4557 * builtins.c (fold_builtin_fputs): Don't bother converting the
4558 return type to integer_type_node, as we've already checked that
4559 the result will be ignored.
4561 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
4562 that signed addition, subtraction, multiplication, division,
4563 remainder, negation and absolute value may potentially trap.
4565 * fold-const.c (fold_ignored_result): New function to strip
4566 non-side-effecting tree nodes from an expression whose result
4568 (fold_convert): Call fold_ignored_result when casting a value
4570 (omit_one_operand): Call fold_ignored_result on the "omitted"
4571 operand when building a COMPOUND_EXPR.
4572 (pedantic_omit_one_operand): Likewise.
4573 * tree.h (fold_ignored_result): Prototype here.
4574 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
4575 when we're going to ignore the result.
4577 2004-07-11 Richard Henderson <rth@redhat.com>
4580 * tree-ssa-ccp.c (fold_stmt_r): Split out...
4581 * tree.c (fields_compatible_p, find_compatible_field): ... new.
4582 * tree.h (fields_compatible_p, find_compatible_field): Declare.
4583 * tree-sra.c (sra_hash_tree): Hash fields by offset.
4584 (sra_elt_eq): Use fields_compatible_p.
4585 (generate_one_element_ref): Use find_compatible_field.
4587 2004-07-11 Richard Henderson <rth@redhat.com>
4590 * tree-sra.c (generate_one_element_init): New.
4591 (generate_element_init): Use it.
4592 (scalarize_init): Push/pop gimplify context around it.
4593 (find_new_referenced_vars_1, find_new_referenced_vars): New.
4594 * gimplify.c (gimplify_expr): Allow SSA_NAME.
4596 2004-07-11 Roger Sayle <roger@eyesopen.com>
4598 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
4599 combine.c's combine_insn_cost.
4600 * rtl.h (insn_rtx_cost): Prototype here.
4601 * combine.c (combine_insn_cost): Delete function.
4602 (combine_validate_cost): Update callers of combine_insn_cost to
4603 call insn_rtx_cost instead.
4604 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
4605 requesting the rtx_cost of call and/or jump instructions.
4607 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
4608 rtx_cost directly. Don't request/use the cost of call or jump
4609 instructions. Return -1 if the cost of any instruction can't be
4610 determined (or the BB contains a function call).
4611 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
4612 -1 (i.e. can't determine the cost of any instruction or the basic
4613 block contains a subroutine call).
4614 (find_if_case_2): Likewise.
4616 2004-07-11 Roger Sayle <roger@eyesopen.com>
4618 * rs6000.c (struct processor_costs): Change semantics of fields to
4619 include the COST_N_INSNS scaling, and update all initializers.
4620 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
4621 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
4622 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
4623 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
4625 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
4627 * LANGUAGES: Remove obsolete information.
4629 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
4631 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
4632 SIGBUS signal frames, the PSW address points *to* the faulting
4633 instruction, not after it.
4635 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
4637 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
4638 added to TLS symbol addresses.
4640 2004-07-11 Richard Henderson <rth@redhat.com>
4642 * expmed.c (init_expmed): Use stack-local structures for
4643 temporary rtl. Don't recognize shifts.
4645 2004-07-11 Richard Henderson <rth@redhat.com>
4647 * expr.c (store_expr): Don't fiddle subreg promotion for types
4648 with precision smaller than the mode.
4650 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
4652 * tree.h (all_types_permanent): Remove.
4654 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
4656 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
4657 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
4658 * langhooks.c (lhd_clear_binding_stack): Remove.
4659 * langhooks-def.h (lhd_clear_binding_stack,
4660 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
4661 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
4662 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
4663 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
4664 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
4665 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
4666 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
4667 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
4668 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
4669 * tree.h (poplevel): Don't declare.
4670 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
4671 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
4672 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
4673 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
4676 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
4678 PR tree-optimization/16437
4679 * c-common.c (shorten_compare): Don't mark result of conversion to
4680 narrower signed type as overflowing.
4681 * fold-const.c (decode_field_reference): Determine whether
4682 signedness comes from outer type using precision rather than size.
4684 2004-07-11 Phil Edwards <phil@codesourcery.com>
4686 * configure.ac: Alphabetize --enable-checking list, add
4687 missing valgrind entry.
4688 * configure: Regenerate.
4690 2004-07-11 Phil Edwards <phil@codesourcery.com>
4692 * doc/install.texi (Testing): Fix syntax in "make check" example.
4694 2004-07-10 James E Wilson <wilson@specifixinc.com>
4696 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
4698 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4700 PR rtl-optimization/16001
4701 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
4704 2004-07-10 Geoffrey Keating <geoffk@apple.com>
4706 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
4708 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
4709 James Morrison <phython@gcc.gnu.org>
4711 * doc/contrib.texi (Contributors): Add gfortran contributors and
4712 fix a couple of typos.
4714 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4716 PR rtl-optimization/15387
4717 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
4718 to incoming args space correctly.
4720 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4722 * pa.c (output_indirect_call): Only use %r2 as the link register in
4723 indirect calls with the long PA 2.0 pc-relative branch.
4725 2004-07-10 Daniel Jacobowitz <dan@debian.org>
4727 * config/i386/i386.c (override_options): Pick a 64-bit CPU
4728 for the default tuning if TARGET_64BIT.
4730 2004-07-10 Richard Henderson <rth@redhat.com>
4732 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
4733 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
4735 2004-07-10 Jakub Jelinek <jakub@redhat.com>
4737 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
4738 * expmed.c (store_bit_field, extract_bit_field): Remove last
4740 * builtins.c (expand_builtin_signbit): Adjust callers.
4741 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
4742 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
4743 * ifcvt.c (noce_emit_move_insn): Likewise.
4744 * stmt.c (expand_return): Likewise.
4745 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
4746 store_field, expand_expr_real_1): Likewise.
4748 2004-07-10 Richard Henderson <rth@redhat.com>
4750 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
4752 2004-07-09 Mike Stump <mrs@apple.com>
4754 * config/darwin.c (no_dead_strip): Add.
4755 (HAVE_DEAD_STRIP): Add.
4756 (darwin_emit_unwind_label): Ensure that we don't dead code strip
4759 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4761 * tree-ssa-loop-im.c: New file.
4762 * Makefile.in (tree-ssa-loop-im.o): Add.
4763 * cfgloop.c (superloop_at_depth): New function.
4764 * cfgloop.h (superloop_at_depth): Declare.
4765 * common.opt (ftree-lim): New flag.
4766 * expr.c (array_ref_up_bound): New function.
4767 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
4768 * timevar.def (TV_LIM): New timevar.
4769 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
4770 computing immediate uses of a phi node.
4771 * tree-flow.h (struct tree_ann_common_d): Add aux field.
4772 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
4773 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
4774 * tree-pass.h (pass_lim): Declare.
4775 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
4777 (pass_lim): New pass structure.
4778 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
4779 * tree.c (in_array_bounds_p): New function.
4780 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
4781 (in_array_bounds_p, array_ref_up_bound): Declare.
4782 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
4783 * doc/passes.texi (tree-ssa-loop-im.c): Document.
4785 2004-07-09 Richard Henderson <rth@redhat.com>
4787 * builtins.c (expand_builtin_stpcpy): Don't modify len.
4789 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
4792 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
4794 * flags.h: Delete redundant prototypes that are being generated
4795 in options.h from common.opt.
4796 * common.opt: Add in the expository comments formerly in flags.h.
4798 2004-07-09 Jan Beulich <jbeulich@novell.com>
4800 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
4801 available for use only when TARGET_MMX/_SSE is set, and check for
4802 variable argument function if any register count is non-zero.
4803 (function_arg): Correctly suppress repeated warnings for passing SSE
4804 vectors are arguments without SSE enabled.
4805 (ix86_function_arg_boundary): Without SSE enabled, the use of what
4806 would be SSE register modes does no longer influence the alignment.
4808 2004-07-09 Richard Henderson <rth@redhat.com>
4810 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
4811 Always align upward to arg boundary. Use size_in_bytes/round_up.
4812 Maintain type-correctness of constants.
4813 * stor-layout.c (round_up, round_down): Special-case powers of 2.
4815 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
4817 * config/sparc/sparc.c (*_costs): Scale instruction costs
4819 (sparc_rtx_costs): Adjust as appropriate.
4821 2004-07-09 Jan Beulich <jbeulich@novell.com>
4823 * config/i386/mm3dnow.h: New.
4824 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
4826 2004-07-09 Richard Henderson <rth@redhat.com>
4828 * simplify-rtx.c (simplify_const_relational_operation): Only
4829 look at bounds of scalar integers.
4831 2004-07-09 Jan Beulich <jbeulich@novell.com>
4833 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
4835 2004-07-09 Andrew Pinski <apinski@apple.com>
4837 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
4839 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
4840 UOBJC_METACLASS_decl.
4842 2004-07-09 James E Wilson <wilson@specifixinc.com>
4845 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
4846 do return a parallel if hfa_mode == XFmode and mode == TImode.
4848 2004-07-09 Jan Beulich <jbeulich@novell.com>
4850 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
4851 permissible for unary plus.
4853 2004-07-09 Jan Beulich <jbeulich@novell.com>
4855 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
4856 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
4857 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
4858 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
4859 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
4860 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
4861 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
4862 (BUILTIN_xxxIMAX): New.
4863 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
4864 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
4865 BUILT_IN_PARITYIMAX.
4867 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
4869 * config/sparc/sparc.h (processor_costs): Define.
4870 (sparc_costs): Declare.
4871 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
4872 hypersparc_costs, sparclet_costs, ultrasparc_costs,
4873 ultrasparc3_costs): New.
4874 (sparc_override_options): Set sparc_costs as appropriate.
4875 (sparc_rtx_costs): Use sparc_costs instead of messy
4878 2004-07-09 Steven Bosscher <stevenb@suse.de>
4880 * doc/md.texi (Processor pipeline description): Mention that
4881 the old pipeline description is deprecated.
4883 * config/rs6000/7450.md (automaton ppc7450): Split up, move
4884 mciu_7450 function unit to...
4885 (automaton ppc7450mciu): ...new automaton.
4887 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
4888 (schedule_block): Don't consider inserting bubbles.
4889 (sched_init): Don't initialize DFA bubbles.
4890 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
4891 TARGET_SCHED_DFA_BUBBLE): Remove.
4892 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
4893 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
4894 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
4896 * stmt.c (conditional_context): Remove prototype.
4897 * tree.h (conditional_context): Remove.
4898 * tree-cfg.c (pre_insert_on_edge): Remove.
4900 * c-common.h (c_expand_asm_operands): Remove prototype.
4901 * c-typeck.c (c_expand_asm_operands): Remove.
4903 2004-07-09 Jan Beulich <jbeulich@novell.com>
4905 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
4906 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
4907 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
4908 and V8QI are class SSE. All sufficiently small remaining vector modes
4909 must be passed in one or two integer registers.
4910 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
4912 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
4913 __builtin_ia32_pmuludq128 have non-uniform argument and return types
4914 and must thus be handled explicitly.
4915 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
4917 (movv8qi_internal, movv4hi_internal, movv2si_internal,
4918 movv2sf_internal): Permit moving between MMX and XMM registers (since
4919 MMX areguments and return values are passed in XMM registers).
4920 (sse2_umulsidi3): Correct type and mode.
4922 2004-07-09 Richard Henderson <rth@redhat.com>
4924 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
4926 2004-07-09 Eric Christopher <echristo@redhat.com>
4928 * config/rs6000/40x.md: Split into two automatons.
4930 2004-07-09 Zack Weinberg <zack@codesourcery.com>
4931 Andrew Pinski <apinski@apple.com>
4933 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
4934 on when we have more than one input file.
4935 (c_common_parse_file): Restore loop over all input files.
4936 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
4938 * c-decl.c (set_type_context): New function.
4939 (pop_scope): Use it to set context of types. When we
4940 encounter a TYPE_DECL, set the context of the attached type too.
4941 (pop_file_scope): Don't call cpp_undef_all here.
4942 (diagnose_mismatched_decls): Do not complain about a second
4943 definition of an 'extern inline' function if it's not in the
4944 same translation unit. Do not complain about inline
4945 declaration after use if the use was in a different
4947 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
4948 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
4950 (pushdecl_top_level): Likewise.
4951 (grokdeclarator): Clarify what is going on with setting
4952 DECL_EXTERNAL on function types, a little.
4953 (c_write_global_declarations): Don't do anything if
4954 -fsyntax-only or errors have been encountered.
4956 2004-07-09 Zack Weinberg <zack@codesourcery.com>
4958 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
4960 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4963 * pa.c (output_indirect_call): Use %r2 as the link register when
4964 calling $$dyncall with a pc-relative branch.
4966 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
4968 * doc/install.texi (Binaries): Mention OpenPKG.
4970 2004-07-09 Diego Novillo <dnovillo@redhat.com>
4972 Fix PR tree-optimization/15555
4973 * tree-dfa.c (dump_variable): If the variable is a pointer
4974 SSA_NAME, also dump its points-to information.
4975 * tree-flow.h (struct ptr_info_def): Add field
4977 (dump_points_to_info_for): Declare.
4978 (debug_points_to_info_for): Declare.
4979 * tree-optimize.c (init_tree_optimization_passes): Add a
4980 second alias analysis pass after DOM2.
4981 Move pass_del_pta to a later spot.
4982 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
4983 create a name tags when we find a dereferenced pointer. Just
4984 mark the pointer dereferenced.
4985 (collect_points_to_info_for): Move code to clear points-to
4986 information to create_name_tags.
4987 (create_name_tags): New function.
4988 (compute_flow_sensitive_aliasing): Call it.
4989 (setup_pointers_and_addressables): Mark type tags for renaming
4991 (create_memory_tag): ... here.
4992 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
4993 (dump_points_to_info_for): Declare extern.
4994 (debug_points_to_info_for): New function.
4996 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
4998 * config/arc/arc.md: Switch to DFA-based scheduler description.
4999 * config/arc/arc.c: Switch to DFA-based scheduler description.
5001 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
5003 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
5006 2004-07-09 Richard Henderson <rth@redhat.com>
5008 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
5009 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5010 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
5011 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
5013 * config/v850/v850-protos.h (v850_va_arg): Remove.
5014 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5015 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
5016 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
5017 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
5018 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
5020 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
5023 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
5024 and DImode to use +/-4k offset.
5026 2004-07-09 Richard Henderson <rth@redhat.com>
5028 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
5030 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5031 (xstormy16_gimplify_va_arg_expr): Rewrite from
5032 xstormy16_expand_builtin_va_arg.
5033 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
5035 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
5036 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
5038 * config/sh/sh-protos.h (sh_va_arg): Remove.
5039 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5040 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
5041 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
5043 * config/pa/pa-protos.h (hppa_va_arg): Remove.
5044 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5045 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
5046 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
5048 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
5049 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5050 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
5051 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
5053 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
5055 * config/sparc/sparc.md (return): Rewrite length formula.
5056 * config/sparc/sparc.c (output_return): Pass 1 as 5th
5057 argument to final_scan_insn when in a delay slot.
5058 (output_sibcall): Likewise.
5060 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
5062 * arm.c (arm_cpp_interwork): New variable.
5063 (arm_override_options): Set it if TARGET_INTERWORK was on the command
5065 * arm.h (arm_cpp_interwork): Declare it.
5066 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
5067 __THUMB_INTERWORK__ in the preprocessor.
5069 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
5071 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
5073 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
5076 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
5077 Override default settings to account for -m32 and -m64.
5079 2004-07-08 Randolph Chung <tausq@debian.org>
5081 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
5083 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
5085 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
5086 before comparing it as such.
5088 2004-07-08 Richard Henderson <rth@redhat.com>
5090 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
5091 temporary. Use bit arithmetic to align.
5093 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
5095 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
5096 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
5097 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
5098 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
5099 add_labels_and_missing_jumps, find_jump_block,
5100 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
5102 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
5103 link_btr_uses, move_btr_def): Likewise.
5104 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
5105 expand_builtin_expect_jump): Likewise.
5106 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
5107 * calls.c (expand_call, emit_library_call_value_1): Likewise.
5108 * cfganal.c (forwarder_block_p): Likewise.
5109 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
5110 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
5111 find_bb_boundaries): Likewise.
5112 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
5113 merge_blocks_move_predecessor_nojumps,
5114 merge_blocks_move_successor_nojumps, insns_match_p,
5115 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
5116 try_optimize_cfg): Likewise.
5117 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
5118 * cfglayout.c (skip_insns_after_block, label_for_bb,
5119 record_effective_endpoints, insn_locators_initialize,
5120 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
5121 * cfgmainloop.c (create_loop_notes): Likewise.
5122 * cfgrtl.c (delete_insn, delete_insn_chain,
5123 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
5124 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
5125 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
5126 redirect_branch_edge, force_nonfallthru_and_redirect,
5127 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
5128 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
5129 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
5130 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
5131 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
5132 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
5133 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
5134 * combine.c (combine_instructions, can_combine_p, try_combine,
5135 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
5136 distribute_notes, distribute_links, insn_cuid): Likewise.
5137 * cse.c (fold_rtx, cse_insn, cse_around_loop,
5138 invalidate_skipped_block, cse_set_around_loop,
5139 cse_end_of_basic_block, cse_main, cse_basic_block,
5140 cse_condition_code_reg): Likewise.
5141 * cselib.c (cselib_process_insn): Likewise.
5142 * ddg.c (create_ddg): Likewise.
5143 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
5145 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
5146 gen_label_die, dwarf2out_var_location): Likewise.
5147 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
5148 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
5149 last_call_insn, active_insn_p, next_label, prev_label,
5150 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
5151 add_insn_before, remove_insn, add_function_usage_to,
5152 reorder_insns, find_line_note, remove_unnecessary_notes,
5153 emit_insn_after_1, classify_insn): Likewise.
5154 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
5155 connect_post_landing_pads, sjlj_mark_call_sites,
5156 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
5157 can_throw_internal, can_throw_external, set_nothrow_function_flags,
5158 convert_to_eh_region_ranges): Likewise.
5159 * explow.c (optimize_save_area_alloca): Likewise.
5160 * expr.c (expand_expr_real): Likewise.
5161 * final.c (insn_current_reference_address, compute_alignments,
5162 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
5163 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
5164 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
5165 propagate_block_delete_insn, propagate_one_insn,
5166 init_propagate_block_info, propagate_block, libcall_dead_p,
5167 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
5169 * function.c (instantiate_virtual_regs, reorder_blocks_1,
5170 expand_function_start, expand_function_end, contains,
5171 thread_prologue_and_epilogue_insns,
5172 reposition_prologue_and_epilogue_notes): Likewise.
5173 * gcse.c (constprop_register, bypass_conditional_jumps,
5174 insert_insn_end_bb, gcse_after_reload): Likewise.
5175 * genemit.c (gen_expand, gen_split): Likewise.
5176 * genpeep.c (gen_peephole, main): Likewise.
5177 * global.c (build_insn_chain): Likewise.
5178 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
5179 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
5180 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
5181 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
5182 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
5183 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
5184 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
5185 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
5186 dead_or_predicable): Likewise.
5187 * integrate.c (try_constants): Likewise.
5188 * jump.c (rebuild_jump_labels, cleanup_barriers,
5189 purge_line_number_notes, init_label_info, mark_all_labels,
5190 squeeze_notes, get_label_before, get_label_after,
5191 reversed_comparison_code_parts, simplejump_p, pc_set,
5192 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
5193 delete_barrier, delete_prior_computation, delete_computation,
5194 delete_related_insns, delete_for_peephole, redirect_jump):
5196 * lcm.c (optimize_mode_switching): Likewise.
5197 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
5199 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
5200 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
5201 * loop-iv.c (simplify_using_assignment): Likewise.
5202 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
5203 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
5204 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
5205 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
5206 check_insn_for_givs, check_final_value, update_giv_derive,
5207 basic_induction_var, product_cheap_p, check_dbra_loop,
5208 loop_insn_first_p, last_use_this_basic_block,
5209 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
5210 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
5211 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
5212 sms_schedule_by_order): Likewise.
5213 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
5214 * postreload.c (reload_cse_simplify_operands, reload_combine,
5215 reload_cse_move2add): Likewise.
5216 * predict.c (can_predict_insn_p, estimate_probability,
5217 expected_value_to_br_prob, process_note_predictions): Likewise.
5218 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
5219 * profile.c (branch_prob): Likewise.
5220 * ra-build.c (live_out_1, livethrough_conflicts_bb,
5221 detect_webs_set_in_cond_jump): Likewise.
5222 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
5223 ra_print_rtl_with_bb): Likewise.
5224 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
5225 * recog.c (next_insn_tests_no_inequality, find_single_use,
5226 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
5227 * reg-stack.c (next_flags_user, record_label_references,
5228 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
5229 compensate_edge, convert_regs_1): Likewise.
5230 * regclass.c (scan_one_insn): Likewise.
5231 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
5232 regmove_optimize, fixup_match_1, single_set_for_csa,
5233 combine_stack_adjustments_for_block): Likewise.
5234 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
5235 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
5236 find_equiv_reg): Likewise.
5237 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
5238 reload_as_needed, emit_input_reload_insns, do_output_reload,
5239 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
5241 * reorg.c (find_end_label, emit_delay_sequence,
5242 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
5243 get_jump_flags, rare_destination, mostly_true_jump,
5244 try_merge_delay_insns, redundant_insn, own_thread_p,
5245 fill_simple_delay_slots, fill_slots_from_thread,
5246 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
5247 dbr_schedule): Likewise.
5248 * resource.c (find_basic_block, next_insn_no_annul,
5249 find_dead_or_set_registers, mark_target_live_regs): Likewise.
5250 * rtl.h (RTX_PREV): Likewise.
5251 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
5252 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
5253 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
5254 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
5255 tablejump_p, computed_jump_p, insns_safe_to_move_p,
5256 find_first_parameter_load, can_hoist_insn_p): Likewise.
5257 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
5258 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
5259 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
5260 schedule_ebbs): Likewise.
5261 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
5262 is_conditionally_protected, can_schedule_ready_p,
5263 add_branch_dependences, debug_dependencies): Likewise.
5264 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
5266 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
5267 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
5268 set_dominates_use, ujump_to_loop_cont): Likewise.
5269 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
5270 * varasm.c (output_constant_pool_1): Likewise.
5272 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5274 * tree-scalar-evolution.c: New file.
5275 * tree-scalar-evolution.h: New file.
5276 * tree-ssa-loop-niter.c: New file.
5277 * Makefile.in (SCEV_H): New.
5278 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
5279 * cfgloop.h (struct loop): Add bounds field.
5280 * tree-flow.h (struct tree_niter_desc): New type.
5281 (number_of_iterations_cond, number_of_iterations_exit,
5282 loop_niter_by_eval, find_loop_niter_by_eval,
5283 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
5284 free_numbers_of_iterations_estimates): Declare.
5285 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
5286 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
5287 * doc/invoke.texi (max-iterations-to-track): Document.
5289 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
5291 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
5292 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
5293 (MODE_AFTER): Add cast appropriately.
5294 * config/sh/sh.md (movdi splitter): Likewise.
5295 (casesi_worker_2): Add const qualifier appropriately.
5296 (eh_return): Remove unused variable.
5297 (insv): Initialize v;
5299 2004-07-08 Richard Henderson <rth@redhat.com>
5301 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
5302 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5303 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
5304 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
5305 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
5307 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
5308 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5309 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
5310 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
5312 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
5313 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5314 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
5315 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
5317 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
5318 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5319 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
5320 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
5322 * config/i860/i860-protos.h (i860_va_arg): Remove.
5323 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5324 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
5325 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
5327 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
5329 * system.h: Prototype getpagesize if missing.
5330 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
5331 * configure: Regenerate.
5332 * config.in: Regenerate.
5334 2004-07-08 Richard Henderson <rth@redhat.com>
5336 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
5337 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5338 (fr30_gimplify_va_arg_expr): New.
5339 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
5340 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
5342 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
5345 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
5346 of asm_noperands result.
5348 2004-07-08 Richard Henderson <rth@redhat.com>
5350 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
5351 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5352 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
5353 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
5355 2004-07-08 Richard Henderson <rth@redhat.com>
5357 * builtins.c (ind_gimplify_va_arg_expr): New.
5358 * tree.h (ind_gimplify_va_arg_expr): Declare.
5359 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
5361 2004-07-08 Jan Beulich <jbeulich@novell.com>
5363 * expmed.c (extract_bit_field): Correct condition to use vec_extract
5364 patterns also on vector elements other than the first one.
5365 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
5368 2004-07-08 Geoffrey Keating <geoffk@apple.com>
5370 * config/rs6000/darwin-ldouble.c: Correct reference
5371 to the Linnainmaa paper.
5373 2004-07-08 Richard Henderson <rth@redhat.com>
5375 * config/arc/arc-protos.h (arc_va_arg): Remove.
5376 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5377 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
5378 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
5380 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
5381 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5382 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
5383 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
5385 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5387 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
5389 2004-07-08 Zack Weinberg <zack@codesourcery.com>
5391 * c-decl.c (static_ctors, static_dtors): Make static.
5392 (pop_file_scope): Call c_common_write_pch and
5393 cgraph_finalize_compilation_unit here.
5394 (build_cdtor): Moved here from c-objc-common.c; simplify.
5395 (c_write_global_declarations_1): Clarify comment.
5396 (c_write_global_declarations): Close the external scope before
5397 doing anything else. Call build_cdtor, cgraph_optimize, and
5398 mudflap_finish_file here.
5399 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
5401 * c-objc-common.c: No need to include cgraph.h.
5402 (build_cdtor): Moved to c-decl.c.
5403 (c_objc_common_finish_file): Delete.
5404 * c-tree.h: Update to match.
5405 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
5406 (generate_static_references): Set TREE_USED before calling finish_decl.
5407 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
5408 on the static_instances_decl.
5410 2004-07-08 Zack Weinberg <zack@codesourcery.com>
5412 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
5413 decls when there is only one input translation unit.
5414 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
5415 change of 2004-07-05; do not treat declarations with
5416 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
5417 * opts.c (cur_in_fname): Delete.
5419 * tree.c: Revert changes of 2004-07-05; no special treatment
5420 for TRANSLATION_UNIT_DECLs.
5421 * Makefile.in (tree.o): Update dependencies.
5423 2004-07-08 Roger Sayle <roger@eyesopen.com>
5425 * builtins.c (fold_builtin_strcpy): Merge functionality from
5426 simplify_builtin_strcpy. Add additional len argument. No longer
5427 static. Remove function prototype.
5428 (fold_builtin_strncpy): Likewise integrate functionality from
5429 simplify_builtin_strncpy. Add additional slen argument. No
5430 longer static. Remove function prototype.
5431 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
5432 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
5433 types of "ignore" and "unlocked" parameters to bool.
5434 (fold_builtin_1): Add additional ignore argument. Call renamed
5435 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
5436 builtins. Update arguments to fold_builtin_strncpy and
5437 fold_builtin_strcpy. Add function prototype.
5438 (fold_builtin): Add additional Boolean ignore argument to pass
5440 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
5441 and fold_builtin_strncpy instead of simplify_builtin_fputs,
5442 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
5444 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
5445 simplify_builtin_strncpy): Delete function prototypes.
5446 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
5447 fold_builtin_strncpy): Add function prototypes here.
5448 (fold_builtin): Update function prototype with new "bool ignore".
5450 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
5451 (ccp_fold_builtin): Update call to fold_builtin. Call
5452 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
5453 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
5454 simplify_builtin_strncpy respectively.
5455 * fold-const.c (fold): Update call to fold_builtin.
5457 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
5459 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
5462 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
5463 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
5464 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
5465 * calls.c: Remove ifdefs of macros above.
5466 * functions.c: Likewise.
5469 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5471 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
5472 (arch attribute): Delete.
5473 (current_function_calls_alloca attribute): Rename into calls_alloca.
5474 (calls_eh_return): New attribute.
5475 (leaf_function): Likewise.
5476 (length attribute): Fix formula for sibcalls.
5477 (return insn): Correctly compute the 'length' attribute.
5478 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
5480 2004-07-08 Richard Henderson <rth@redhat.com>
5482 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
5483 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
5484 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
5485 * tree-eh.c (lower_eh_constructs_1): Likewise.
5486 * tree-sra.c (sra_walk_modify_expr): Likewise.
5487 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
5488 (eliminate_unnecessary_stmts): Likewise.
5489 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
5490 * tree-tailcall.c (optimize_tail_call): Likewise.
5491 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
5493 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
5494 Jakub Jelinek <jakub@redhat.com>
5496 * config/i386/i386.c (override_options): Enable
5497 SSE prefetches with -mtune, as long as we are
5498 compiling for i686 or higher. All i686 processors
5499 accept SSE prefetches as NOPS, some i586's don't.
5501 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5504 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
5506 2004-07-08 Diego Novillo <dnovillo@redhat.com>
5508 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
5509 the handling of clobbering ASM_EXPRs.
5511 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5514 * config/sparc/sparc.c (function_value): In 64-bit mode,
5515 return the aggregates larger than 16 bytes like unions.
5517 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5520 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
5521 'temp' is zero, generate new pseudos as needed and emit the
5522 sequence of insns in single-assignment form. Resync comments
5524 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
5525 function before reload.
5527 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
5529 * vec.c (vec_assert_fail): Remove duplicate 'function'.
5531 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
5533 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
5534 Allocation is signed.
5535 (VEC_reserve): Return flag, allocation is signed.
5537 2004-07-08 Richard Henderson <rth@redhat.com>
5539 * tree-ssa-ccp.c (fold_stmt): Get type directly from
5540 OBJ_TYPE_REF_OBJECT.
5542 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
5543 Neil Booth <neil@daikokuya.co.uk>
5547 * c-decl.c (finish_struct): Ensure bit-fields are given the
5549 * c-common.c (c_common_signed_or_unsigned_type): For C, require
5550 the precision to match as well as the mode.
5551 * expr.c (reduce_to_bit_field_precision): New function.
5552 (expand_expr_real_1): Reduce expressions of bit-field type to
5554 * langhooks.h (reduce_bit_field_operations): New hook.
5555 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
5557 * c-lang.c, objc/objc-lang.c
5558 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
5559 * objc/objc-act.c (check_ivars): Convert types to bit-field types
5561 * tree.c (build_nonstandard_integer_type): New function.
5562 * tree.h (build_nonstandard_integer_type): New prototype.
5563 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
5564 conversions between integer and boolean types as useless.
5566 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
5568 * c-common.c (c_common_nodes_and_builtins): Do not
5569 create __builtin_ptrdiff_t and __builtin_size_t.
5571 2004-07-08 Andrew Pinski <apinski@apple.com>
5573 * Makefile.in (libbackend.o): Add -combine to the gcc
5576 2004-07-08 Nick Clifton <nickc@redhat.com>
5578 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
5581 2004-07-08 Richard Henderson <rth@redhat.com>
5583 * except.c (expand_eh_region_start, expand_eh_region_end,
5584 expand_eh_handler, expand_eh_region_end_cleanup,
5585 expand_start_all_catch, expand_start_catch, expand_end_catch,
5586 expand_end_all_catch, expand_eh_region_end_allowed,
5587 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
5588 expand_eh_region_end_fixup): Remove.
5589 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
5590 cleanups, outer_cleanups, label_chain, exception_region.
5591 (struct goto_fixup): Remove stack_level, cleanup_list_list.
5592 (struct label_chain): Remove.
5593 (struct stmt_status): Remove x_stack_block_stack.
5594 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
5595 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
5596 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
5597 end_cleanup_deferral, last_cleanup_this_contour,
5598 containing_blocks_have_cleanups_or_stack_level,
5599 any_pending_cleanups): Remove.
5600 (expand_null_return_1): Take no arguments.
5601 (expand_label, expand_naked_return, expand_return,
5602 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
5603 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
5604 expand_end_case_type): Don't use any of them.
5605 * calls.c (expand_call): Likewise.
5606 * dojump.c (do_jump): Likewise.
5607 * function.c (expand_function_end): Likewise.
5608 * expr.c (store_expr, expand_expr_real_1): Likewise.
5609 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
5610 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
5611 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
5612 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
5613 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
5614 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
5615 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
5616 for WITH_CLEANUP_EXPR.
5617 (gimple_push_cleanup): Likewise.
5618 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
5619 * print-tree.c (print_node): Likewise.
5620 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
5621 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
5622 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
5623 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
5624 (GOTO_SUBROUTINE_EXPR): Remove.
5625 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
5626 (DECL_TOO_LATE): Remove.
5627 * except.h, tree.h: Update decls.
5629 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
5631 * explow.c (optimize_save_area_alloca): Do not accept parameters.
5632 * passes.c (rest_of_handle_final): Handle symout.
5633 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
5635 (rest_of_handle_sched): Break out SMS. Remove ifs for
5636 flag_schedule_insns and flag_modulo_sched.
5637 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
5639 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
5640 (rest_of_handle_partition_blocks, rest_of_handle_sms,
5641 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
5642 rest_of_handle_mode_switching, rest_of_handle_jump,
5643 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
5644 rest_of_handle_jump2, rest_of_handle_postreload,
5645 rest_of_handle_flow2, rest_of_clean_state,
5646 rest_of_handle_shorten_branches,
5647 rest_of_handle_prologue_epilogue,
5648 rest_of_handle_branch_target_load_optimize): New.
5649 (rest_of_compilation): Call the above. Remove ggc_collect
5650 calls moved to rest_of_handle_*.
5651 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
5653 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
5654 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
5655 * except.h (set_nothrow_function_flags): Update comment.
5656 * function.c (current_function_nothrow): Remove.
5657 * output.h (current_function_nothrow): Remove.
5658 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
5659 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
5661 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5664 * reorg.c: Revert 2004-06-30 change.
5665 (find_end_label): If HAVE_epilogue and !HAVE_return,
5666 return 0 instead of creating a label at the end of the insn chain.
5667 (optimize_skip): Account for the failure mode of find_end_label.
5668 (fill_simple_delay_slots): Likewise.
5669 (fill_slots_from_thread): Likewise.
5670 (relax_delay_slots): Likewise.
5672 2004-07-08 Diego Novillo <dnovillo@redhat.com>
5674 * tree-flow.h (addressable_vars): Declare.
5675 * tree-ssa-alias.c (addressable_vars): Define.
5676 (setup_pointers_and_addressables): Add addressable variables
5677 to addressable_vars.
5678 * tree-ssa-operands.c (get_stmt_operands): Move
5679 handling of ASM_EXPRs ...
5680 (get_asm_expr_operands): ... here.
5681 When the ASM_EXPR clobbers memory, also clobber addressable
5683 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
5684 (delete_tree_ssa): Reset addressable_vars.
5686 2004-07-07 Jan Beulich <jbeulich@novell.com>
5687 Richard Henderson <rth@redhat.com>
5689 * varasm.c (assemble_variable): Use assemble_zeros for
5690 zero-initialized variables.
5691 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
5692 for SECCAT_BSS and SECCAT_TBSS.
5694 2004-07-07 Jan Beulich <jbeulich@novell.com>
5696 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
5698 * expmed.c (emit_store_flag): Also special-case double-word
5699 (in-)equality comparison against -1.
5701 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
5702 passing arguments the containers for which are registers.
5704 * calls.c (emit_library_call_value_1): Use mode of function parameter
5705 rather than that of argument since constants have none.
5707 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
5709 Introduce H8SX support.
5710 * expr.c (expand_strcpy): Renamed and moved to...
5711 * builtins.c (expand_movstr): ... here. Tweak.
5712 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
5713 computed or has side effects.
5714 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
5715 unused, or if mempcpy fails. Adjust the return value in the
5716 latter case. Use movstr if everything else fails.
5717 * doc/md.texi (movstr): Document.
5718 (movmemM, clrmemM): Fix explanation of memory block operands.
5719 * config/h8300/h8300.md (stpcpy): Renamed to...
5720 (movstr): ... this. Adjust.
5721 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
5722 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
5723 movmem* and clrstr* to clrmem*.
5724 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
5725 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
5726 GENERAL_REGS, always.
5727 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
5728 getting the stack pointer as addr.
5729 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
5730 from general_operand_dst.
5731 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
5733 (movmd_internal): ... this. Add modes to operands. Disparage `D'
5734 instead of requiring it to match only before reload.
5735 (stpcpy_internal_normal): New, normal-mode variant of...
5736 (stpcpy_internal): ... this. Add modes to operands. Disparage
5737 `D' instead of requiring it to match only before reload.
5738 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
5740 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
5741 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
5743 * config/h8300/h8300.md (attr type): Add call.
5744 (attr can_delay): If type is call, set it no.
5745 (call, call_value): Set type to call.
5746 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
5747 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
5748 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
5749 * tree.c (get_narrower): Don't narrow integral types into
5751 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
5752 frame_size *before* the first use.
5753 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
5755 (peephole2): Don't widen instructions that push SP. Move
5756 decrement of SP to the end of all stm-generating peepholes.
5757 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
5758 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
5759 and OR to set it to all ones.
5760 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
5761 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
5762 (call, call_value): Set can_delay to "no".
5763 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
5764 * config/h8300/h8300.md (extzv): Make subreg check more robust.
5765 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
5766 * config/h8300/h8300.md (*brabit): Remove.
5767 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
5768 zero_extract. Use bit_memory_operand as the predicate for
5769 operand 1 and 'WU' as the constraint. Check the difference
5770 between the base length and the final one when deciding which
5771 type of branch to use.
5772 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
5773 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
5774 Use convert_move to extend the result for TARGET_H8300SX. Check
5775 for QImode memory references. Optimize the case where the
5776 destination is a paradoxical subreg.
5777 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
5778 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
5779 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
5780 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
5781 * config/h8300/h8300.md: Include mova.md
5782 (length_table): Add mova and mova_zero.
5783 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
5784 after all constant addresses for '%R', '%X', '%T' and '%S'.
5785 (h8300_mova_length): New function.
5786 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
5787 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
5788 dependencies for s-config, etc.
5789 * config/h8300/gemova.sh: New file.
5790 * config/h8300/mova.md: Generated.
5791 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
5792 * config/h8300/h8300.c (h8300_bitfield_length): New.
5793 (nibble_operand): Adjust.
5794 (h8300_binary_length): Handle conditional binary op.
5795 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
5796 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
5797 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
5798 and P#<0, unused so far. W and Y are now prefixes to multi-letter
5799 constraints. WU is introduced as a variant of U that requires a
5800 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
5801 * config/h8300/h8300.md (attr type): Added bitbranch.
5802 (attr length_table): Added bitfield and bitbranch.
5803 (attr length): Compute bitbranch length.
5804 (andqi): Separate pattern for H8300SX. Use bfld for loading the
5805 least-significant bit of a byte.
5806 (brabit, brabc, brabs): New.
5807 (insv, extzv): Emit bfst and bfld on H8300SX.
5808 (bfld, bfst, seq, sne): New.
5809 (bstzhireg, cmpstz, bstz, bistz): New.
5810 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
5811 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
5812 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
5813 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
5814 (h8sx_unary_memory_operator): New function.
5815 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
5816 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
5817 * config/h8300/h8300.md: Add peepholes to combine reloads and
5819 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
5820 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
5821 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
5822 (and?i, ior?i, xor?i): Likewise.
5823 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
5824 * config/h8300/h8300.c: Move enums and prototypes to head of file.
5825 Various whitespace fixes.
5826 (h8300_constant_length): New function, split out from...
5827 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
5828 (h8300_classify_operand): Use IN_RANGE.
5829 (h8300_classify_operand): Use h8300_constant_length.
5830 (h8300_short_move_mem_p): Tighten size check.
5831 (h8sx_mergeable_memrefs_p): Tighten equality check.
5832 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
5833 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
5835 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
5836 * config/h8300/crtn.asm: Likewise.
5837 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
5838 if __H8300SX__ is defined.
5839 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
5840 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
5841 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
5842 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
5843 addresses as mode-dependent.
5844 * config/h8300/h8300.c (print_operand_address): Update call to
5846 (h8300_get_index): Take a mode argument. Rework to fix an
5847 earlier misunderstanding.
5848 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
5849 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
5850 into a register if TARGET_H8300SX.
5851 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
5852 TARGET_H8300SX. Also disable related define_splits.
5853 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
5854 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
5855 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
5856 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
5857 * config/h8300/h8300.h (OK_FOR_Z): New macro.
5858 (EXTRA_CONSTRAINT_STR): Check it.
5859 * config/h8300/h8300.c (h8300_classify_operand): Accept null
5861 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
5862 * config/h8300/h8300.md (length_table): Add mov_imm4.
5863 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
5864 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
5865 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
5867 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
5868 * config/h8300/h8300.c (h8300_reorg): New function.
5869 (TARGET_MACHINE_DEPENDENT_REORG): Define.
5870 * config/h8300/h8300.md (length): Subtract the length of the
5871 delay slot from (pc) when checking the range of forward branches.
5872 (delay_slot, can_delay): New attributes.
5873 (define_delay): Add bra/s handling.
5874 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
5875 (jump): Add delayed-branch handling.
5876 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
5877 * expr.c (expand_strcpy): New function.
5878 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
5879 (expand_builtin_stpcpy): Likewise.
5880 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
5881 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
5882 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
5883 handling to improve register allocation for -fno-omit-frame-pointer.
5884 (h8sx_split_movmd): Delete, moving er6 handling into...
5885 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
5886 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
5887 (movmd): Add calls to copy_rtx.
5888 (movmd_internal): In the second alternative, allow the initial and
5889 final destination registers to be different . Update the splitter
5890 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
5891 instead of h8sx_split_movmd.
5892 (stpcpy, movsd): New expanders.
5893 (movsd_internal): New define_insn.
5894 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
5895 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
5896 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
5897 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
5898 and DESTINATION_REGS.
5899 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
5900 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
5901 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
5902 (h8300_move_ratio): Declare.
5903 (MOVE_RATIO): Use it.
5904 * config/h8300/h8300.c (h8300_move_ratio): New variable.
5905 (h8300_init_once): Initialize it.
5906 (h8300_reg_class_from_letter): New function.
5907 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
5908 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
5909 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
5910 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
5911 (movstrsi, movmd): New expanders.
5912 (movmd_internal): New insn.
5913 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
5914 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
5915 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
5916 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
5917 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
5918 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
5919 * config/h8300/h8300.c (nibble_operand): Fix warning.
5920 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
5921 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
5922 (movsf_h8300h): Disable for TARGET_H8300SX.
5923 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
5924 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
5925 h8300_stm_parallel and h8300_return_parallel.
5926 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
5927 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
5928 h8300_stm_parallel, h8300_return_parallel): New functions.
5929 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
5930 if TARGET_H8300SX. Use h8300_push_pop.
5931 (h8300_expand_epilogue): Likewise. Try to merge the return insn
5932 and final pop when generating h8sx code. Always emit some form
5934 * config/h8300/h8300.md: Don't enforce register alignment in
5935 stm peepholes if TARGET_H8300SX.
5936 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
5937 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
5938 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
5939 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
5940 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
5941 (MULTILIB_DIRNAMES): Add a directory for it.
5942 (MULTILIB_MATCHES): Delete.
5943 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
5944 * final.c (walk_alter_subreg): Handle addresses with subregs
5945 inside a ZERO_EXTEND or AND.
5946 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
5947 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
5949 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
5950 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
5951 @(dd,Rn.w) and @(dd,ERn.L).
5952 (h8300_displacement_size): Take the whole address as argument.
5953 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
5954 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
5955 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
5956 (h8sx_mergeable_memrefs_p): Declare.
5957 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
5958 (HAVE_PRE_INCREMENT): Likewise.
5959 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
5960 addresses for TARGET_H8300SX,
5961 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
5963 (movb_length_table, movl_length_table): New tables.
5964 (movw_length_table): Define to movb_length_table.
5965 (h8300_displacement_size): New, split out from...
5966 (h8300_classify_address): ...here. Handle pre/post inc/dec.
5967 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
5968 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
5969 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
5970 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
5971 (compute_plussi_length, compute_plussi_cc): Update accordingly.
5972 (h8sx_unary_shift_operator): Get the mode from the operator.
5973 (binary_shift_operator): Likewise.
5974 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
5975 a memory reference, check whether the reference is offsettable.
5976 (length_table): Add movb, movw and movl.
5977 (movqi): Add new h8sx pattern. Don't force one operand to be a
5978 register when generating h8sx code.
5979 (movhi, movsi, movsf): Likewise.
5980 (movstrictqi): Use the length_table attribute.
5981 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
5982 (addqi3): Split into a define_expand and define_insn. Don't accept
5983 memory operands in the expander. Use h8300_operands_match_p to
5984 check for matching operands in the define_insn.
5985 (subqi3, negqi2, one_cmplqi2): Likewise.
5986 (add[hs]i3): Don't accept memory operands in the expander. Likewise
5987 in any patterns that are unused in h8sx code. In the h8sx patterns,
5988 use h8300_operands_match_p to check whether operands match.
5989 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
5990 one_cmpl[hs]i3): Likewise.
5991 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
5993 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
5994 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
5995 (h8300_insn_length_from_table): Add a second parameter.
5996 (output_h8sx_shift): Declare.
5997 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
5998 (EXTRA_CONSTRAINT): Replace with...
5999 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
6000 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
6001 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
6002 and h8sx_binary_shift_operator.
6003 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
6005 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
6006 (bit_memory_operand, fix_bit_operand): Likewise.
6007 (h8300_length_table_for_insn): Remove.
6008 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
6010 (h8300_short_immediate_length, h8300_binary_length): New functions.
6011 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
6012 (output_plussi): Use sub to add negative constants.
6013 (compute_plussi_length): Adjust accordingly.
6014 (h8sx_single_shift_type): New enum.
6015 (h8sx_single_shift, h8sx_unary_shift_operator,
6016 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
6017 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
6018 single h8sx instruction. Return false in this case.
6019 * config/h8300/h8300.md (length_table): Add short_immediate.
6020 (length): Pass the operand array to h8300_insn_length_from_table.
6021 (adjust_length): Assume "no" for insns with a length_table attribute.
6022 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
6023 (*addhi3_h8300hs): Don't use for h8sx.
6024 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
6026 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
6027 1's predicate to nonimmediate_operand. Only skip default expansion
6028 if expand_a_shift or expand_a_rotate returns true. Add new patterns
6029 for single h8sx shift instructions.
6030 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
6031 * config/h8300/h8300.c (nibble_operand): Split out of...
6032 (reg_or_nibble_operand): ... this.
6033 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
6034 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
6035 umulhisi3): Introduce expand, and introduce separate insns for
6036 sign- or zero-extended REG and already-extended CONST_INT.
6037 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
6038 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
6039 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
6040 (subhi3): Likewise. Don't accept immediates for operand 1.
6041 Remove the early clobber from second alternative of the h8300s pattern.
6042 (subsi3): Generalize for h8sx. Force operand 2 into a register
6043 on plain h8300 targets.
6044 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
6045 (subsi3_h8300h): Generalize for h8sx.
6046 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
6047 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
6048 * config/h8300/h8300.c (reg_or_nibble_operand): New.
6049 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
6050 (TARGET_H8300SXMUL): New.
6051 (CONST_OK_FOR_P): New.
6052 (CONST_OK_FOR_LETTER_P): Adjust.
6053 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
6054 umulhisi3): Accept 4-bit immediate on H8SX.
6055 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
6056 (udivsi3, divhi3, udivsi3, divsi3): New.
6057 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
6058 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
6059 * config/h8300/h8300.h (OK_FOR_Q): New macro.
6060 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
6061 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
6062 Add ADDRESSOF to the bit_operand entry.
6063 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
6064 (h8300_src_operand): Likewise.
6065 (bit_operand): Check nonimmediate_operand rather than general_operand.
6066 Accept any nonimmediate_operand in h8sx code.
6067 (h8300_and_costs): Initialize operands[1].
6068 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
6069 (h8300_operand_class): New enum.
6070 (h8300_length_table): New typedef.
6071 (addb_length_table, addw_length_table, addl_length_table,
6072 logicl_length_table): New tables.
6073 (logicb_length_table, logicw_length_table): New macros.
6074 (h8300_classify_operand, h8300_length_from_table,
6075 h8300_length_table_for_insn, h8300_unary_length,
6076 h8300_insn_length_from_table): New functions.
6077 (output_plussi): Only use adds and subs for register destinations.
6078 Disable redundant clause.
6079 (compute_plussi_cc): Likewise.
6080 (compute_plussi_length): Likewise. Use h8300_length_from_table
6081 to work out the length of an insn.
6082 (output_logical_op): Only use narrower immediate instructions
6083 if the destination is a register.
6084 (compute_logical_op_cc): Likewise.
6085 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
6086 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
6087 * config/h8300/h8300.md (length_table): New attribute.
6088 (length): When an instruction has a length_table attribute, use
6089 h8300_insn_length_from_table to calculate its default length.
6090 (cmpqi): Use h8300_dst_operand for the first operand and
6091 h8300_src_operand for the second.
6092 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
6093 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
6094 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
6095 iorsi3, xorhi3, xorsi3): Likewise.
6096 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
6097 so that it allows any combination of operands for TARGET_H8300SX.
6098 (iorqi3, xorqi3): Likewise.
6099 (cmpqi): Use the length_table attribute.
6100 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
6101 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
6102 (cmpqi): Add 'Q' constraint.
6103 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
6104 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
6105 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
6106 * config/h8300/h8300.h (MASK_H8300SX): New macro.
6107 (TARGET_H8300S): True for both -ms and -msx.
6108 (TARGET_H8300SX): New macro.
6109 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
6110 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
6111 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
6112 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
6114 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
6115 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
6116 16-bit pointers and 32-bit ints.
6117 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
6118 CONST_DOUBLE with mode no wider than SImode.
6119 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
6121 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
6122 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
6124 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
6125 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
6126 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
6128 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
6130 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
6132 2004-07-07 Per Bothner <per@bothner.com>
6134 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
6136 2004-07-07 Mike Stump <mrs@apple.com>
6138 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
6139 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
6140 (machopic_finish): Likewise.
6142 2004-07-07 Richard Henderson <rth@redhat.com>
6144 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
6145 through any value-preserving cast.
6147 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
6149 * function.c (assign_parm_find_data_types): Call
6150 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
6152 2004-07-07 Steven Bosscher <stevenb@suse.de>
6154 * tree-cfg.c (group_case_labels): Remove case labels that have
6155 the same target as the default case.
6157 2004-07-07 Steven Bosscher <stevenb@suse.de>
6159 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
6160 regardless of DECL_LANG_SPECIFIC being present or not.
6161 * tree.h (DECL_NUM_STMTS): Purge.
6163 2004-07-07 Andrew Pinski <apinski@apple.com>
6165 * configure: Regenerate with the right autoconf.
6167 2004-07-07 David Edelsohn <edelsohn@gnu.org>
6169 * ifcvt.c (total_bb_rtx_cost): New function.
6170 (find_if_case_1): Compare rtx_cost of basic block to cost of
6172 (find_if_case_2): Same.
6174 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6177 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
6178 (output_return): Likewise.
6179 (output_sibcall): Abort if !flag_delayed_branch.
6180 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
6181 (emit_and_preserve): New function.
6182 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
6183 indirect jump to the thunked-to function if !flag_delayed_branch.
6184 * config/sparc/sparc.md (delayed_branch): New attribute.
6185 (load_pcrel_sym): Honor flag_delayed_branch. Use above
6186 attribute to compute the length of the insn.
6187 (goto_handler_and_restore): Likewise.
6189 2004-07-07 Andrew Pinski <apinski@apple.com>
6191 PR tree-optimization/15777
6192 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
6194 * expr.c (expand_expr_real_1): Fix formating.
6195 BUFFER_REF and IN_EXPR are dead.
6196 * fold-const.c (non_lvalue): BUFFER_REF is dead.
6197 * tree-inline.c (estimate_num_insns_1): Likewise.
6198 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
6199 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
6200 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
6202 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
6204 * collect2.c (dump_file): Don't call cplus_demangle if
6205 HAVE_LD_DEMANGLE is defined.
6206 (main): Pass "--demangle" to ld if no_demangle is not 0 and
6207 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
6208 if HAVE_LD_DEMANGLE is defined.
6210 * configure.ac (--with-demangler-in-ld): Added
6211 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
6212 --with-demangler-in-ld is used.
6213 * config.in: Regenerated.
6214 * configure: Likewise.
6216 2004-07-07 Roger Sayle <roger@eyesopen.com>
6218 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
6219 for simple floating point operations "fp", double precision
6220 multiplication "dmul", and single and double precision division
6221 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
6222 (ppc630_cost): New table split from ppc620_cost, to distinguish
6223 differences in floating point latencies.
6224 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
6225 (rs6000_rtx_costs): Add support for single and double precision
6226 floating point addition, subtraction, multiplication, division,
6227 fused-multiply-add, fused-multiply-sub, negation, absolute value
6228 and negative absolute value. Tweak MEM case to use prefered idiom.
6230 2004-07-07 Richard Henderson <rth@redhat.com>
6232 * tree-flow-inline.h (may_propagate_copy): Move...
6233 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
6234 attempt to copy between types requiring conversion.
6235 * tree-flow.h (may_propagate_copy): Update decl.
6236 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
6238 2004-07-07 Jakub Jelinek <jakub@redhat.com>
6240 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
6241 from -mtune= option.
6243 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
6245 * builtins.c: Rename movstr*, except for movstrict*, to
6246 movmem* and clrstr* to clrmem*.
6249 * genopinit.c: Likewise.
6250 * integrate.c: Likewise.
6251 * local-alloc.c: Likewise.
6252 * optabs.c: Likewise.
6253 * optabs.h: Likewise.
6254 * config/alpha/alpha.h: Likewise.
6255 * config/alpha/alpha.md: Likewise.
6256 * config/arm/arm-protos.h: Likewise.
6257 * config/arm/arm.c: Likewise.
6258 * config/arm/arm.md: Likewise.
6259 * config/avr/avr.md: Likewise.
6260 * config/c4x/c4x.c: Likewise.
6261 * config/c4x/c4x.md: Likewise.
6262 * config/frv/frv.md: Likewise.
6263 * config/i386/i386-protos.h: Likewise.
6264 * config/i386/i386.c: Likewise.
6265 * config/i386/i386.h: Likewise.
6266 * config/i386/i386.md: Likewise.
6267 * config/i860/i860.c: Likewise.
6268 * config/i860/i860.md: Likewise.
6269 * config/ip2k/ip2k.md: Likewise.
6270 * config/ip2k/libgcc.S: Likewise.
6271 * config/ip2k/t-ip2k: Likewise.
6272 * config/m32r/m32r.c: Likewise.
6273 * config/m32r/m32r.md: Likewise.
6274 * config/mcore/mcore.md: Likewise.
6275 * config/mips/mips.c: Likewise.
6276 * config/mips/mips.md: Likewise.
6277 * config/ns32k/ns32k.c: Likewise.
6278 * config/ns32k/ns32k.h: Likewise.
6279 * config/ns32k/ns32k.md: Likewise.
6280 * config/pa/pa.c: Likewise.
6281 * config/pa/pa.md: Likewise.
6282 * config/pdp11/pdp11.h: Likewise.
6283 * config/pdp11/pdp11.md: Likewise.
6284 * config/rs6000/rs6000.c: Likewise.
6285 * config/rs6000/rs6000.md: Likewise.
6286 * config/s390/s390-protos.h: Likewise.
6287 * config/s390/s390.c: Likewise.
6288 * config/s390/s390.md: Likewise.
6289 * config/sh/lib1funcs.asm: Likewise.
6290 * config/sh/sh.c: Likewise.
6291 * config/sh/sh.md: Likewise.
6292 * config/sh/t-sh: Likewise.
6293 * config/sparc/sparc.h: Likewise.
6294 * config/vax/vax.md: Likewise.
6295 * config/xtensa/xtensa.c: Likewise.
6296 * config/xtensa/xtensa.md: Likewise.
6297 * doc/invoke.texi: Likewise.
6298 * doc/md.texi: Likewise.
6299 * doc/rtl.texi: Likewise.
6301 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
6304 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
6305 * config/mips/mips.c (mips_declare_common_object): New function,
6306 mostly split out from...
6307 (mips_output_aligned_decl_common): ...here.
6308 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
6309 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
6310 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
6311 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
6313 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6316 * function.c (assign_parms): Fix typo from previous change.
6318 2004-07-07 Jason Merrill <jason@redhat.com>
6321 * doc/extend.texi (C++ Interface): Correct information and
6324 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
6329 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
6332 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6335 * config/m32r/m32r.c (m32r_function_symbol): New function:
6336 Generate a symbol name RTX with the correct m32r specific flags
6338 (block_move_call): Use new function to generate correct symbol.
6339 * config/m32r/m32r-protos.h: Add prototype for new funcion.
6340 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
6343 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
6345 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
6346 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
6347 TYPE_BINFO_BASETYPE): Remove.
6348 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
6350 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
6352 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
6353 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
6354 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
6355 (struct tree_binfo): Rename base_types to base_binfos.
6356 * alias.c (record_component_aliases): Adjust BINFO macros.
6357 * dbxout.c (dbxout_type): Likewise.
6358 * dwarf2out.c (gen_member_die): Likewise.
6359 * sdbout.c (sdbout_one_type): Likewise.
6360 * tree-dump.c (deque_and_dump): Likewise.
6361 * config/i386/i386.c (classify_argument,
6362 contains_128bit_aligned_vector_p): Likewise.
6364 2004-07-07 Nick Clifton <nickc@redhat.com>
6366 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
6367 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
6369 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
6371 * vec.h: Fix the example use.
6373 2004-07-06 Richard Henderson <rth@redhat.com>
6375 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
6376 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
6377 * tree-inline.c (copy_body_r, setup_one_parameter,
6378 initialize_inlined_parameters, expand_call_inline,
6379 declare_inline_vars): Don't check it.
6380 (expand_calls_inline): Remove old version, rename new version
6381 from gimple_expand_calls_inline.
6382 * tree-optimize.c (execute_gimple): Remove.
6383 (pass_gimple): Don't run anything.
6385 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
6387 * doc/sourcebuild.texi: Use semicolons instead of commas in
6390 2004-07-06 Richard Henderson <rth@redhat.com>
6392 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
6393 (sra_walk_modify_expr, scan_init): Likewise.
6394 (generate_element_zero): Check visited before scanning children.
6395 (generate_element_init): Set visited on error.
6396 (scalarize_init): Handle generate_element_init failure similar
6399 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
6401 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
6402 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
6404 2004-07-06 Richard Henderson <rth@redhat.com>
6406 * config/i386/i386.c (legitimize_pic_address): Make static.
6407 (legitimize_address): Handle CONST with TLS operand.
6408 (ix86_expand_move): Don't call legitimize_pic_address directly.
6409 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
6411 2004-07-06 Roger Sayle <roger@eyesopen.com>
6413 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
6414 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
6415 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
6416 is currently executed unconditionally, i.e. not in "else_bb".
6418 2004-07-06 Steven Bosscher <stevenb@suse.de>
6420 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
6421 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6422 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
6423 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6424 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
6425 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6426 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
6427 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6428 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
6429 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6430 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
6431 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6432 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
6433 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6434 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
6435 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6437 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
6439 * dojump.c (do_jump): REFERENCE_EXPR is dead.
6440 * expr.c (expand_expr_real_1): Ditto.
6441 * tree-inline.c (estimate_num_insns_1): Ditto.
6442 * tree-pretty-print.c (dump_generic_node): Ditto.
6446 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
6448 * tree-ssa-pre.c (reference_node_pool): New pool.
6449 (find_or_generate_expression): Class 'r' is okay too.
6450 (create_value_expr_from): Ditto.
6451 (add_to_sets): LHS should not include vuses.
6453 (compute_avail): Reverse ordering of tests.
6454 Valuize INDIRECT_REF as well.
6456 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
6458 PR rtl-optimization/16380
6459 * loop.c (check_dbra_loop): Sink comparison instructions if they
6460 do something other than set cc0.
6462 2004-07-06 James E Wilson <wilson@specifixinc.com>
6464 * doc/interface.texi (longjmp and automatic variables): Delete
6465 paragraph recommending taking the address of a variable.
6467 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
6469 * vec.h (VEC_embedded_alloc): Remove.
6470 (VEC_embedded_size, VEC_embedded_init): New.
6471 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
6473 (VEC_truncate): New.
6474 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
6475 (vec_embedded_alloc): Remove.
6476 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
6477 (vec_embedded_alloc): Remove.
6479 2004-07-06 Mark Mitchell <mark@codesourcery.com>
6481 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
6482 (gt-langhooks.h): Remove.
6484 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
6486 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
6488 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
6490 * config/sparc/sparc.c (get_pc_symbol): Rename into
6491 add_pc_to_pic_symbol.
6492 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
6493 (load_pic_register): Account for previous changes.
6494 Use reg_names. Don't create the label twice.
6495 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
6496 UNSPEC_LOAD_PCREL_SYM.
6497 (get_pc): Rename into load_pcrel_sym. Add predicate to
6498 operands. Remove condition.
6500 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
6502 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
6503 RECORD, UNION & QUAL_UNION is actually a binfo.
6505 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
6506 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
6507 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
6508 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
6509 * dwarf2out.c (add_data_member_location_attribute): Likewise.
6510 (gen_inheritance_die): Likewise.
6511 * tree-dump.c (deque_and_dump): Likewise.
6512 * doc/c-tree.texi (Binfos): Add under reconstruction note.
6514 2004-07-06 Steven Bosscher <stevenb@suse.de>
6516 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
6518 * config/mcore/mcore.md: Model memory latency with a simple DFA
6519 pipeline description instead of a define_function_unit.
6521 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6523 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
6524 * langhooks.h (var_mod_type_p): Likewise.
6525 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
6526 * expr.c (count_type_elements): Properly handle return from
6527 array_type_nelts and properly test for overflow.
6528 * gimplify.c (gimplify_init_constructor): Properly handle return
6529 from array_type_nelts.
6530 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
6531 * integrate.c (copy_decl_for_inlining): Correct comments.
6532 * tree-inline.c (remap_decl): Update comments, remove dead code,
6533 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
6534 (remap_type): Only remap if variably modified by vars in function
6536 (copy_body_r): Use compatible_type langhooks to see when can fold.
6537 (setup_one_parameter): Don't remap type.
6538 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
6539 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
6540 compute TREE_INVARIANT for decl case.
6541 (find_var_from_fn): New function.
6542 (variably_modified_type_p): Add arg and call new function.
6543 * tree.h (variably_modified_type_p): Add extra arg.
6545 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
6547 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
6548 (goto_handler_and_restore_v9): Delete disabled insn.
6549 (goto_handler_and_restore_v9_sp64): Likewise.
6551 2004-07-05 Roger Sayle <roger@eyesopen.com>
6553 * calls.c (load_register_parameters): Call expand_shift instead
6554 of expand_binop with ashl_optab (or other shift optab) directly.
6555 * expr.c (emit_group_load, emit_group_store): Likewise.
6556 * function.c (assign_parm_setup_block): Likewise.
6557 * stmt.c (shift_return_value): Likewise.
6559 2004-07-05 Jakub Jelinek <jakub@redhat.com>
6561 * expr.c (expand_assignment): Disable the bitfield += optimizations.
6563 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
6565 * doc/sourcebuild.texi: Revert previous patch.
6567 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
6569 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
6570 TARGET_MEM_FUNCTIONS.
6571 * system.h: Poison TARGET_MEM_FUNCTIONS.
6572 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
6573 bcmp_libfunc, bzero_libfunc): Remove.
6574 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
6576 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
6577 * doc/standards.texi: Don't mention calling BSD string functions.
6578 * doc/invoke.texi: Likewise. Mention that memmove may be called.
6579 * config/vax/t-memfuncs: New.
6580 * config/memcmp.c, config/memcpy.c, config/memmove.c,
6581 config/memset.c: New.
6582 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
6583 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
6585 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
6586 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
6587 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
6588 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
6589 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
6590 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
6591 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
6592 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
6593 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
6594 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
6596 2004-07-05 Richard Henderson <rth@redhat.com>
6598 * function.c (assign_parm_setup_reg): Properly rename variables in
6599 FUNCTION_ARG_CALLEE_COPIES section.
6601 2004-07-05 Zack Weinberg <zack@codesourcery.com>
6603 * tree-mudflap.c: Include cgraph.h.
6604 (mf_init_extern_trees): Rename to mudflap_init. Export.
6605 Rewrite to create synthetic declarations instead of looking
6606 up declarations from mf-runtime.h.
6607 (mf_make_builtin, mf_make_cache_struct_type): New functions.
6608 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
6610 (execute_mudflap_function_decls, mudflap_register_call):
6611 Don't call mf_init_extern_trees.
6612 (mudflap_finish_file): Use cgraph_build_static_cdtor.
6614 * tree-mudflap.h: Update prototypes.
6615 * c-mudflap.c: Delete file.
6616 * c-common.c: Include tree-mudflap.h.
6617 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
6618 * Makefile.in: Remove all references to c-mudflap.o.
6619 Update dependencies.
6621 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6623 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
6624 displacements with the spatial-locality cache-control completer.
6626 2004-07-05 Zack Weinberg <zack@codesourcery.com>
6628 * langhooks.c: Don't include gt-langhooks.h.
6629 (var_labelno): Delete.
6630 (lhd_set_decl_assembler_name): Do not append a distinguishing
6631 number to file-scope internal-linkage declarations for the first
6632 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
6633 the declaration itself (if at block scope), or its containing
6634 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
6637 * opts.c (cur_in_fname): New global.
6638 * opts.h: Declare it.
6639 * tree.c: Include opts.h.
6640 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
6641 DECL_UID equal to cur_in_fname.
6642 (copy_node_stat): Do not change DECL_UID when copying a
6643 TRANSLATION_UNIT_DECL.
6644 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
6645 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
6647 * c-decl.c (c_static_assembler_name): Delete.
6648 * c-tree.h (c_static_assembler_name): Delete prototype.
6649 * c-lang.c, objc/objc-lang.c: Don't override
6650 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
6652 * Makefile.in (tree.o): Update dependencies.
6653 (GTFILES): Remove langhooks.c.
6655 2004-07-05 Roger Sayle <roger@eyesopen.com>
6657 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
6658 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
6659 Normalize "X % C" as "X % -C" for signed modulus and negative C.
6660 Optimize "X % -Y" as "X % Y" for signed modulus.
6661 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
6662 into "((unsigned) X % Y) == 0".
6664 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
6666 * sourcebuild.texi (Config Fragments): Use @comma{} in
6667 cross-reference to section title.
6669 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6671 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
6672 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
6673 (gimplify_target_expr, gimplify_expr): Likewise.
6674 (copy_if_shared_r): No longer need special case for BIND_EXPR.
6675 (unshare_body, unvisit_body): Only look at nested if BODY_P is
6677 (gimplify_compound_lval): See if we can strip any useless conversion.
6678 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
6680 (gimplify_modify_expr_to_memset): Likewise.
6681 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
6682 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
6683 (declare_inline_vars): Likewise.
6684 (walk_type_fields): New function.
6685 (walk_tree): Use it.
6686 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
6688 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
6689 (sra_walk_modify_expr): Allow init function to fail.
6690 (scan_init): Now returns bool.
6691 (generate_element_init): If can't understand INIT, return false.
6692 (scalarize_init): Return false if generate_element_init does.
6694 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
6697 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
6698 bounds if bounds aren't constant.
6700 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
6702 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
6703 to type hooks; remove bogus PARAMS.
6705 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
6707 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
6708 * dwarf2out.c (add_data_member_location_attribute): Check for
6710 * tree.c (tree_node_kinds): Add "binfos".
6711 (binfo_lang_slots): New.
6712 (make_node_stat): Add TREE_BINFO.
6713 (make_tree_binfo_stat): New.
6714 (tree_node_structure): Add TREE_BINFO.
6715 * tree.def (TREE_BINFO): New.
6716 * tree.h (REC_OR_UNION_CHECK): Rename to ...
6717 (RECORD_OR_UNION_CHECK): ... here.
6718 (NOT_RECORD_OR_UNION_CHECK): New.
6719 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
6720 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
6721 RECORD_OR_UNION_CHECK.
6722 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
6723 (TYPE_LANG_SLOT_1): New.
6724 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
6725 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
6726 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
6727 (BINFO_ELTS): Remove.
6728 (BINFO_LANG_SLOT): New.
6729 (struct tree_binfo): New.
6730 (binfo_lang_slots): Declare.
6731 (enum tree_node_structure_enum): Add TS_BINFO.
6732 (union tree_node): Add binfo.
6733 (make_tree_binfo_stat): Declare.
6734 (make_tree_binfo): New.
6735 (enum tree_node_kind): Add binfo_kind.
6737 * objc/objc-act.c (start_class, objc_declare_protocols,
6738 start_protocols): Use TYPE_LANG_SLOT_1.
6739 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
6741 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
6742 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
6743 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
6744 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
6746 2004-07-05 Steven Bosscher <stevenb@suse.de>
6748 * rtl.h (struct rtx_def): Remove the integrated flag.
6749 Use the return_val flag for MEM_SCALAR_P.
6750 Reshuffle and update flags in CLEAR_RTX_FLAGS.
6752 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
6755 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
6756 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
6759 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
6761 * var-tracking.c: Fix some comments.
6762 (frame_stack_adjust): New.
6763 (vt_stack_adjustments): Init stack_adjust of entry block to
6764 minus stack adjustment of function prologue.
6765 (adjust_stack_reference): Do not adjust if adjustment == 0.
6766 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
6767 (emit_notes_in_bb): Likewise.
6768 (vt_add_function_parameters): Do not adjust locations of
6770 (vt_initialize): Compute the stack adjustment of function
6771 prologue and offset the initial "location" of frame_base_decl
6772 from the stack pointer after prologue.
6774 2004-07-04 Richard Henderson <rth@redhat.com>
6776 * function.c (struct assign_parm_data_all): New.
6777 (struct assign_parm_data_one): New.
6778 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
6779 assign_parm_find_data_types, assign_parms_setup_varargs,
6780 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
6781 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
6782 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
6783 assign_parm_setup_block, assign_parm_setup_reg,
6784 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
6785 (assign_parms): ... here.
6787 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
6789 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
6790 now are bitmap_set_t's.
6791 (bitmap_insert_into_set): No point in inserting the value if
6793 (bitmap_set_contains): New function.
6794 (bitmap_set_replace_value): Add comment on why we do it
6796 (set_contains): Removed.
6797 (bitmap_set_subtract_from_value_set): New name of
6798 set_subtract now that it's arguments are two different
6801 (bitmap_find_leader): Change algorithm used.
6802 (find_or_generate_expression): Update use of functions for new
6804 (create_expression_by_pieces): Ditto.
6805 (insert_aux): Ditto.
6807 (add_to_sets): Ditto.
6809 (execute_pre): Ditto.
6810 (compute_avail): Ditto.
6811 Also ignore virtual phis.
6813 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
6815 * combine.c (simplify_comparison): Fix comment typo.
6817 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6819 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
6820 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
6821 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
6822 (output_restore): Change parameter from 'insn' to 'pat'.
6823 (output_return): Adjust call to output_restore.
6824 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
6825 Adjust call to output_restore.
6827 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
6829 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
6830 and assert system is bsd.
6832 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
6834 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
6835 (TARGET_SWITCHES): Remove -mdebugc.
6836 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
6837 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
6838 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
6839 (sle_[sd]i_reg): Delete.
6841 2004-07-04 Steven Bosscher <stevenb@suse.de>
6843 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
6845 * config/iq2000/iq2000.md: Translate old pipeline description to an
6848 2004-07-04 Roger Sayle <roger@eyesopen.com>
6850 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
6851 Ensure the replacement rhs is valid gimple before performing
6852 the substitution. Return false if these sanity checks fail.
6853 (fold_stmt): Only set changed to true, if set_rhs returns true.
6854 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
6857 2004-07-04 Richard Henderson <rth@redhat.com>
6860 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
6862 2004-07-04 Mark Mitchell <mark@codesourcery.com>
6864 * configure.ac (ranlib_flags): New variable.
6865 * Makefile.in (RANLIB_FLAGS): New variable.
6866 (libbackend.a): Use it.
6867 * configure: Regenerated.
6869 2004-07-04 Roger Sayle <roger@eyesopen.com>
6871 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
6872 a "sign mask" instead of using ashr_optab directly.
6874 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
6876 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
6877 * doc/cppopts.texi: Clarify processing of command-line defines.
6879 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
6881 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
6883 2004-07-04 Richard Henderson <rth@redhat.com>
6885 * rtl.def (ADDRESSOF): Remove.
6886 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
6887 (find_base_term, memrefs_conflict_p): Likewise.
6888 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
6889 (fold_rtx, cse_insn, set_live_p): Likewise.
6890 * dwarf2out.c (mem_loc_descriptor): Likewise.
6891 (add_location_or_const_value_attribute): Likewise.
6892 * emit-rtl.c (copy_insn_1): Likewise.
6893 * explow.c (memory_address): Likewise.
6894 * expmed.c (store_split_bit_field): Likewise.
6895 * expr.c (expand_expr_real_1): Likewise.
6896 * function.c (instantiate_decl
6897 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
6898 * genrecog.c (preds, validate_pattern): Likewise.
6899 * integrate.c (copy_rtx_and_substitute): Likewise.
6900 * recog.c (general_operand, register_operand): Likewise.
6901 (memory_address_p): Likwise.
6902 * reload1.c (eliminate_regs, elimination_effects): Likewise.
6903 * rtl.c (copy_rtx): Likewise.
6904 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
6905 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
6906 * rtlhooks.c (gen_lowpart_general): Likewise.
6907 * stmt.c (expand_asm_operands): Likewise.
6908 * web.c (entry_register, replace_ref, web_main): Likewise.
6909 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
6910 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
6911 * config/arm/arm.c (thumb_rtx_costs): Likewise.
6912 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
6913 * config/frv/frv.c (move_destination_operand, move_source_operand,
6914 condexec_dest_operand, condexec_source_operand,
6915 condexec_memory_operand): Likewise.
6916 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
6917 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
6918 (destination_xfmode_operand): Likewise.
6919 * config/mips/mips.h (PREDICATE_CODES): Likewise.
6920 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
6921 * config/s390/s390.c (general_s_operand): Likewise.
6922 * config/s390/s390.md (mov*): Likewise.
6923 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
6925 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
6926 * expr.c (expand_expr_real_1): Likewise.
6927 * stmt.c (expand_decl): Likewise.
6928 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
6930 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
6931 postponed_insns, put_var_into_stack, put_reg_into_stack,
6932 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
6933 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
6934 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
6935 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
6936 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
6937 purge_bitfield_addressof_replacements, purge_addressof_replacements,
6938 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
6939 struct insns_for_mem_walk_info, insns_for_mem_walk,
6940 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
6941 setjmp_protect_args): Remove.
6942 (push_function_context_to): Don't handle var_refs_queue.
6943 (pop_function_context_from, free_after_compilation): Likewise.
6944 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
6945 (assign_parms, allocate_struct_function): Likewise.
6946 (use_register_for_decl): New.
6947 (expand_function_end): Don't setjmp_protect.
6948 * function.h (struct emit_status): Update commentary.
6949 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
6950 (max_parm_reg, parm_reg_stack_loc): Remove.
6951 * passes.c (DFI_addressof): Remove.
6952 (dump_file_info): Remove addressof.
6953 (rest_of_handle_addressof): Remove.
6954 (rest_of_compilation): Don't call it.
6955 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
6956 * stmt.c (expand_decl): Use use_register_for_decl.
6957 * tree.h: Update decls.
6958 * web.c (mark_addressof): Remove.
6959 * doc/invoke.texi (-dF): Remove.
6961 2004-07-03 Richard Henderson <rth@redhat.com>
6963 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
6964 instead of gen_mem_addressof.
6965 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
6966 TImode output register.
6968 2004-07-03 Richard Henderson <rth@redhat.com>
6970 PR tree-optimization/16341
6971 * tree-sra.c (sra_walk_function): Increment to next stmt before
6972 processing the current stmt.
6973 (sra_insert_after): Always use BSI_SAME_STMT.
6975 2004-07-03 Richard Henderson <rth@redhat.com>
6977 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
6980 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
6982 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
6983 with tree_int_cst_equal.
6985 2004-07-03 Andreas Schwab <schwab@suse.de>
6987 * config/ia64/ia64.md: Define new attribute "empty".
6988 (prologue_use, nop_x, insn_group_barrier): Set it.
6990 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
6991 skip over "empty" insns.
6993 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6995 * tree-inline.c (initialize_inlined_parameters): Pass proper function
6996 context to gimplify_body.
6997 (walk_tree): Don't walk into types twice.
6998 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
7000 * tree-sra.c (generate_element_init): Remove any useless conversions.
7002 * gimplify.c (gimplify_conversion): Remove stripping useless
7003 conversions from here.
7004 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
7005 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
7006 Unshare before substituting PLACEHOLDER_EXPR.
7007 (gimplify_modify_expr_to_memset): Likewise.
7008 Pass address of TO to memset, not TO itself.
7009 (gimplify_init_constructor): Make copy of OBJECT so we have it each
7010 time we make an expression (to match a PLACEHOLDER_EXPR).
7012 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
7013 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
7014 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
7015 * tree-ssa-dom.c (local_fold): Likewise.
7017 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
7018 * langhooks.h (strct lang_hooks): New field type_max_size.
7019 * function.c (assign_temp): Call it.
7021 2004-07-03 Steven Bosscher <stevenb@suse.de>
7023 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
7024 * config/sh/sh.md: Convert the SH1 pipeline description to
7027 2004-07-02 Zack Weinberg <zack@codesourcery.com>
7029 * c-decl.c (struct c_binding): Remove contour field; add
7030 depth, invisible, nested fields.
7031 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
7032 (B_IN_EXTERNAL_SCOPE): New convenience macros.
7033 (bind): Add invisible and nested arguments. Initialize
7034 new fields of struct c_binding; adjust loop scanning for
7036 (free_binding_and_advance): Clear structure with memset.
7037 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
7038 in file scope, even if it's in external scope too.
7039 (pushdecl): Adjust to match. Create invisible file-scope
7040 declarations for block-scope forward declarations of static functions.
7041 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
7042 (undeclared_variable, lookup_label, declare_label, define_label)
7043 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
7044 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
7045 (store_parm_decls_oldstyle): Adjust to match.
7046 (diagnose_mismatched_decls): Correct handling of linkage clashes.
7047 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
7049 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
7050 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
7052 2004-07-02 Richard Henderson <rth@redhat.com>
7054 * c-decl.c (grokdeclarator): Don't frob current_function_decl
7055 around variable_size.
7056 (set_decl_nonlocal): Remove.
7057 (store_parm_decls): Add stmts for pending sizes.
7058 * calls.c (calls_function, calls_function_1): Remove.
7059 (precompute_arguments): Don't call it.
7060 * cfgexpand.c (set_save_expr_context): Remove.
7061 (tree_expand_cfg): Don't call it.
7062 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
7063 (dwarf2out_finish): Likewise.
7064 * expr.c (emit_block_move): Adjust addresses to BLKmode.
7065 (store_constructor): Don't pre-evaluate SAVE_EXPR.
7066 (safe_from_p): Don't queue SAVE_EXPRs.
7067 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
7068 or build plain VAR_DECLs.
7069 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
7071 (fold_checksum_tree): Don't special-case SAVE_EXPR.
7072 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
7073 (put_var_into_stack): Don't handle SAVE_EXPR.
7074 (gen_mem_addressof): Likewise.
7075 * function.h (struct function): Remove x_save_expr_regs.
7076 (save_expr_regs): Remove.
7077 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
7078 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
7079 * stor-layout.c (variable_size): Don't set it.
7080 (force_type_save_exprs, force_type_save_exprs_1): Remove.
7081 * tree-inline.c (remap_save_expr): Remove fn argument. Update
7082 all callers. Don't set SAVE_EXPR_CONTEXT.
7083 * tree-inline.h (remap_save_expr): Update decl.
7084 * tree.c (save_expr): Update build size.
7085 (first_rtl_op): Don't handle SAVE_EXPR.
7086 (unsave_expr_1, contains_placeholder_p): Likewise.
7087 (decl_function_context): Likewise.
7088 * tree.def (SAVE_EXPR): Remove args 1 and 2.
7089 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
7090 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
7092 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
7094 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
7095 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
7096 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
7097 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
7098 some first-person references and patronizing comments. Based on
7100 * doc/invoke.texi: Don't reference fortran@gnu.org.
7101 * doc/trouble.texi (Warning when a non-void function value is
7102 ignored): Rewrite. From Russ Allbery and Chris Devers.
7104 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
7106 * tree-ssa-pre.c (bitmap_set_t): New.
7107 (bb_value_sets): avail_out is now a bitmap_set_t.
7108 (bitmap_find_leader): New function.
7109 (bitmap_value_insert_into_set): Ditto.
7110 (bitmap_set_copy): Ditto.
7111 (bitmap_value_replace_in_set): Ditto.
7112 (bitmap_set_contains_value): Ditto.
7113 (bitmap_set_new): Ditto.
7114 (bitmap_set_pool): New pool.
7115 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
7116 (insert_aux): Ditto.
7117 (add_to_sets): Ditto.
7118 (compute_avail): Ditto
7122 (execute_pre): Ditto.
7124 2004-07-02 Roger Sayle <roger@eyesopen.com>
7126 * config/rs6000/rs6000.c (struct processor_costs): New structure
7127 used to hold instruction latencies/sizes for processor types.
7128 (rs6000_cost): New global variable pointing to current CPU's costs.
7129 (rs6000_override_options): Initialize rs6000_cost to point to the
7130 appropriate cost table based upon rs6000_cpu and optimize_size.
7131 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
7134 2004-07-02 Richard Henderson <rth@redhat.com>
7136 * expmed.c (make_tree): Don't use SET_DECL_RTL.
7138 2004-07-02 Steven Bosscher <stevenb@suse.de>
7140 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
7142 2004-07-01 Richard Henderson <rth@redhat.com>
7144 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
7145 (alpha_gp_save_rtx): Use assign_stack_local instead of
7148 2004-07-01 Richard Henderson <rth@redhat.com>
7150 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
7151 (alpha_rtx_cost_data): Update to match.
7152 (alpha_rtx_cost_size): New.
7153 (alpha_rtx_costs): Honor optimize_size.
7155 2004-07-01 Richard Henderson <rth@redhat.com>
7157 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
7158 * cfgexpand.c (tree_expand_cfg): Do it here.
7159 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
7160 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
7161 * config/mips/mips.c (mips_output_mi_thunk): And here.
7162 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
7163 * config/sh/sh.c (sh_output_mi_thunk): And here.
7164 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
7166 2004-07-01 Richard Henderson <rth@redhat.com>
7168 * tree.def (RTL_EXPR): Remove.
7169 * c-typeck.c (lvalue_p): Don't handle it.
7170 * expr.c (safe_from_p): Likewise.
7171 (expand_expr_real_1): Likewise.
7172 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
7173 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
7174 * gengtype.c (adjust_field_tree_exp): Likewise.
7175 * stmt.c (warn_if_unused_value): Likewise.
7176 * tree-gimple.c (recalculate_side_effects): Likewise.
7177 * tree-pretty-print.c (dump_generic_node): Likewise.
7178 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
7179 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
7180 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
7182 * stmt.c (struct stmt_status): Remove x_last_expr_type,
7183 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
7184 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
7185 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
7186 all the bits that tracked last_expr.
7187 (expand_end_bindings): Don't track last_expr.
7188 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
7189 (clear_last_expr): Remove.
7190 (expand_asm): Don't call it.
7191 (expand_asm_operands, expand_end_cond): Likewise.
7192 (expand_naked_return, expand_null_return_1): Likewise.
7193 * c-typeck.c (c_begin_compound_stmt): Likewise.
7194 * cfgexpand.c (expand_block): Use expand_expr_stmt.
7195 * expr.c (expand_expr_real_1): Likewise.
7196 * tree.h: Update prototypes.
7198 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
7199 (struct emit_status): Remove sequence_rtl_expr.
7200 (struct function): Remove x_rtl_expr_chain.
7201 (seq_rtl_expr, rtl_expr_chain): Remove.
7202 * function.c (struct temp_slot): Remove rtl_expr.
7203 (assign_stack_temp_for_type): Don't set it.
7204 (free_temp_slots, pop_temp_slots): Don't check it.
7205 (free_after_compilation): Don't clear x_rtl_expr_chain.
7206 (fixup_var_refs): Don't search it.
7207 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
7208 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
7210 (push_topmost_sequence): Likewise.
7211 (end_sequence, init_emit): Likewise.
7212 (start_sequence_for_rtl_expr): Remove.
7213 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
7214 * rtl.h (preserve_rtl_expr_result): Remove.
7216 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
7218 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
7219 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
7222 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
7224 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
7225 (STANDARD_STARTFILE_PREFIX_2): Define.
7226 (standard_startfile_prefix_1): Initialize to
7227 STANDARD_STARTFILE_PREFIX_1.
7228 (standard_startfile_prefix_2): Initialize to
7229 STANDARD_STARTFILE_PREFIX_2.
7230 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
7231 (STANDARD_STARTFILE_PREFIX_1): Define.
7232 (STANDARD_STARTFILE_PREFIX_2): Define.
7233 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
7234 (STANDARD_STARTFILE_PREFIX_2): Document.
7236 2004-07-01 Richard Henderson <rth@redhat.com>
7238 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
7239 in order to disable scalarization. Instead set a flag and wait
7240 for a candidate decl.
7242 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
7244 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
7245 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
7246 Use terminology "testsuite" and "enumerated".
7248 2004-07-01 Richard Henderson <rth@redhat.com>
7250 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
7251 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
7252 (initial_return_save): Likewise.
7253 (flush_queued_reg_saves): Remap register numbers.
7254 (dwarf2out_return_reg): Likewise.
7256 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7258 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
7260 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
7261 access functions for lower bound and element size and only output
7262 if lower bound nonzero or element size not same as that of type.
7263 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
7265 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
7267 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
7269 2004-07-01 Per Bothner <per@bothner.com>
7271 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
7273 2004-07-01 Jakub Jelinek <jakub@redhat.com>
7275 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
7276 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
7277 first operand. Don't optimize if the bitfield is volatile.
7279 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
7281 * c-pretty-print.c (pp_c_postfix_expression): Handle
7282 floating-point comparison operators.
7283 (pp_c_expression): Pass floating-point comparison
7284 operators to pp_c_postfix_expression.
7286 2004-07-01 Roger Sayle <roger@eyesopen.com>
7288 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
7289 rtx_cost instead of "had_mult" to determine whether the transformed
7290 expression is cheaper than the original.
7292 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
7294 * alias.c (get_alias_set, canon_rtx, get_addr,
7295 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
7297 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
7298 expand_builtin): Likewise.
7299 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
7301 * combine.c (can_combine_p, combinable_i3pat, try_combine,
7302 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
7303 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
7304 record_dead_and_set_regs_1, get_last_value_validate,
7305 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
7306 * cse.c (check_dependence, canon_hash, equiv_constant,
7307 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
7308 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
7309 count_reg_usage): Likewise.
7310 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
7311 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
7312 cselib_record_sets): Likewise.
7313 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
7314 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
7315 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
7316 * df.c (df_uses_record): Likewise.
7317 * dojump (do_jump): Likewise.
7318 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
7319 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
7320 decl_start_label): Likewise.
7321 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
7322 operand_subword, change_address_1, make_safe_from): Likewise.
7323 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
7324 stabilize, force_not_mem): Likewise.
7325 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
7326 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
7327 * expr.c (convert_move, convert_modes, emit_block_move,
7328 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
7329 emit_move_insn_1, expand_assignment, store_expr,
7330 store_constructor_field, store_constructor, store_field,
7331 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
7333 * final.c (cleanup_subreg_operands, alter_subreg,
7334 get_mem_expr_from_op): Likewise.
7335 * flow.c (notice_stack_pointer_modification_1,
7336 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
7338 * function.c (mark_temp_addr_taken, preserve_temp_slots,
7339 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
7340 optimize_bit_field, flush_addressof, purge_addressof_1,
7341 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
7342 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
7343 keep_stack_depressed): Likewise.
7344 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
7345 noce_process_if_block, find_memory): Likewise.
7346 * integrate.c (subst_constants, allocate_initial_values): Likewise.
7347 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
7348 update_equiv_regs): Likewise.
7349 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
7350 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
7351 * optabs.c (expand_abs, emit_unop_insn): Likewise.
7352 * passes.c (rest_of_handle_final): Likewise.
7353 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
7354 move2add_note_store): Likewise.
7355 * ra-build.c (detect_remat_webs): Likewise.
7356 * ra-debug.c (dump_static_insn_cost): Likewise.
7357 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
7358 * recog.c (validate_change, apply_change_group, cancel_changes,
7359 validate_replace_rtx_1, general_operand, register_operand,
7360 nonmemory_operand, push_operand, pop_operand, memory_operand,
7361 indirect_operand, asm_operand_ok, offsettable_memref_p,
7362 offsettable_nonstrict_memref_p, constrain_operands,
7363 store_data_bypass_p): Likewise.
7364 * reg-stack.c (subst_stack_regs_pat): Likewise.
7365 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
7366 copy_cost, reg_scan_mark_refs): Likewise.
7367 * regmove.c (optimize_reg_copy_3, stack_memref_p,
7368 combine_stack_adjustments_for_block): Likewise.
7369 * regrename.c (copyprop_hardreg_forward_1): Likewise.
7370 * reload.c (can_reload_into, push_reload, decompose, immune_p,
7371 find_reloads, find_reloads_address, find_reloads_address_1,
7372 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
7373 find_equiv_reg): Likewise.
7374 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
7375 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
7376 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
7377 delete_address_reloads): Likewise.
7378 * resource.c (mark_referenced_resources): Likewise.
7379 * rtlanal.c (get_jump_table_offset, count_occurrences,
7380 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
7381 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
7382 num_sign_bit_copies1): Likewise.
7383 * rtlhooks.c (gen_lowpart_general): Likewise.
7384 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
7385 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
7386 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
7387 sdbout_global_decl): Likewise.
7388 * simplify-rtx.c (simplify_subreg): Likewise.
7389 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
7390 expand_anon_union_decl, expand_end_case_type): Likewise.
7391 * unroll.c (calculate_giv_inc): Likewise.
7392 * var-tracking.c (stack_adjust_offset_pre_post,
7393 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
7394 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
7395 vt_add_function_parameters): Likewise.
7396 * varasm.c (make_var_volatile, notice_global_symbol,
7397 assemble_external, decode_addr_const, mark_weak,
7398 default_encode_section_info): Likewise.
7400 2004-07-01 Steven Bosscher <stevenb@suse.de>
7402 * stmt.c (check_seenlabel): Remove.
7403 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
7405 2004-07-01 Richard Henderson <rth@redhat.com>
7407 * function.h (struct function): Remove x_function_call_count.
7408 (function_call_count): Remove.
7409 * calls.c (expand_call): Don't set it.
7410 * integrate.c (copy_rtx_and_substitute): Likewise.
7412 * function.h (struct function): Remove x_cleanup_label.
7413 (cleanup_label): Remove.
7414 * stmt.c (expand_value_return): Don't use it.
7415 * function.c (free_after_compilation): Don't set it.
7416 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
7417 * cfgexpand.c (tree_expand_cfg): Update call.
7418 * tree.h (expand_function_start): Update decl.
7420 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
7423 * c-lang.c (c_initialize_diagnostics): Move from here ...
7424 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
7425 (c_tree_printer): Use pretty-printer to format %T.
7426 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
7427 before '*' if not C++.
7428 (pp_c_direct_abstract_declarator): Don't try to print array upper
7429 bound for flexible array members.
7430 * c-tree.h: Include "diagnostic.h".
7431 (c_initialize_diagnostics): Declare.
7432 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
7433 * c-format.c (format_type_warning): New function. Improve
7434 diagnostics for incorrect format argument types.
7435 (check_format_types): Use it. Add two parameters. Use the
7436 TYPE_MAIN_VARIANT of wanted_type.
7437 (check_format_info_main): Pass new parameters to
7439 (struct format_wanted_type): Update comment.
7441 2004-07-01 Nick Clifton <nickc@redhat.com>
7443 * target.h (struct gcc_target): Add new field to struct cxx:
7444 import_export_class.
7445 * target-def.h (TARGET_CXX): Initialise the new field.
7446 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
7448 * doc/tm.texi: Document the new target hook.
7450 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
7452 * builtins.c (fold_builtin_classify): Fix typo.
7454 2004-07-01 Richard Henderson <rth@redhat.com>
7456 * function.c (identify_blocks, identify_blocks_1): Remove.
7457 * function.h (identify_blocks): Remove.
7458 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
7460 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
7462 * builtins.c (fold_builtin_classify): New.
7463 (fold_builtin_unordered_cmp): Fix commentary.
7464 (fold_builtin): Use it.
7465 * builtins.def: Define builtins for isnan,
7466 isnanf, isnanl, finite, finitef, finitel,
7467 isinf, isinff, isinfl.
7469 2004-07-01 Richard Henderson <rth@redhat.com>
7471 * function.h (struct function): Remove dont_emit_block_notes.
7472 * gimple-low.c (lower_function_body): Don't set it.
7473 * cfgexpand.c (expand_block): Don't check it.
7474 * cfglayout.c (insn_locators_initialize): Likewise.
7475 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
7476 * passes.c (rest_of_compilation): Likewise.
7477 * stmt.c (expand_start_bindings_and_block): Likewise.
7478 (expand_end_bindings): Likewise.
7480 2004-07-01 Richard Henderson <rth@redhat.com>
7482 * cgraph.h (cgraph_build_static_cdtor): Declare.
7483 * cgraphunit.c (cgraph_build_static_cdtor): New.
7484 * c-objc-common.c (build_cdtor): Use it.
7485 * coverage.c (create_coverage): Likewise.
7486 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
7487 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
7489 See ChangeLog.11 for earlier changes.