1 2004-08-12 Janis Johnson <janis187@us.ibm.com>
3 * doc/extend.texi (AltiVec builtins): Fix description for recent
4 changes. Update operation list to match current support.
6 2004-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8 * config/s390/s390.c (struct s390_frame_layout): New struct as element
9 of struct machine_function.
10 (cfun->machine->frame_size): Moved into cfun->machine->frame_layout and
12 (cfun->machine->save_fprs_p): Replaced by cfun_save_high_fprs and
14 (cfun_frame_layout, cfun_save_high_fprs_p, cfun_gprs_save_area_size)
15 (cfun_set_fpr_bit, cfun_fpr_bit_p): New macros.
16 (s390_frame_area, s390_register_info): New functions.
17 (s390_optimize_prolog): Renamed to s390_optimize_prologue. Added check
19 (s390_return_addr_rtx, s390_return_address_offset)
20 (s390_va_start, s390_gimplify_va_arg)
21 (s390_emit_prologue, s390_emit_epilogue): Adjusted for new stack
23 (s390_frame_info): Functionality partly moved to s390_register_info.
24 Made adaptions for new stack layout.
25 (save_gprs, restore_gprs): Changed meaning of second parameter and
28 * config/s390/s390.h (s390_backchain_string): New global variable.
29 (MASK_BACKCHAIN): Removed definition.
30 (TARGET_BACKCHAIN): Changed check.
31 (TARGET_KERNEL_BACKCHAIN): New macro.
32 (TARGET_SWITCHES): Removed entries of "backchain" and "no-backchain".
33 (TARGET_OPTIONS): Added "backchain", "no-backchain" and
35 (DYNAMIC_CHAIN_ADDRESS): Adjusted for new stack layouts.
37 * config/s390/s390.md ("allocate_stack"): Added TARGET_KERNEL_BACKCHAIN
38 as condition. Adjusted for new stack layout.
40 * doc/invoke.texi: Added documentation for new option
41 "-mkernel-backchain" and adjusted documentation of "-mbackchain" and
44 2004-08-12 Paul Brook <paul@codesourcery.com>
46 * config/arm/lib1funcs.asm (ARM_FUNC_ALIAS): Also alias _L__name.
47 (aeabi_uidivmod, aeabi_idivmod): Provide thumb implementation.
49 2004-08-12 David Daney <ddaney@avtrex.com>
51 * java/gcj.texi: Add subsection on signal usage.
53 2004-08-12 David Edelsohn <edelsohn@gnu.org>
55 * expr.c (move_by_pieces): Set alignment for move to minimum of
56 MOVE_MAX_PIECES mode alignment and the largest non-slow mode
57 alignment, but not less than the original alignment.
58 (move_by_pieces_ninsns): Same.
59 (can_store_by_pieces): Similar for store with STORE_MAX_PIECES.
60 (store_by_pieces_1): Same.
62 2004-08-12 Diego Novillo <dnovillo@redhat.com>
64 PR tree-optimization/16867
65 * tree.c (is_global_var): New function.
66 (needs_to_live_in_memory): Check for TREE_ADDRESSABLE.
68 * tree.h (DECL_NEEDS_TO_LIVE_IN_MEMORY_INTERNAL): Remove.
70 (is_global_var): Declare.
71 * tree-dfa.c (dump_variable): Display global and addressable
73 (add_referenced_var): Clarify documentation when marking
74 variables call-clobbered.
75 * tree-flow-inline.h (is_call_clobbered): Call is_global_var
76 instead of needs_to_live_in_memory.
77 (mark_call_clobbered): If the variable is a tag, mark it
79 * tree-gimple.c (is_gimple_reg): Don't check for
81 (is_gimple_non_addressable): Likewise.
82 * tree-ssa-alias.c (get_nmt_for): Always check whether the tag
83 needs to be marked call-clobbered.
84 (setup_pointers_and_addressables): Call is_global_var instead
85 of needs_to_live_in_memory.
86 * tree-ssa-dce.c (need_to_preserve_store): Remove.
87 Update all users with is_global_var.
88 (mark_stmt_if_obviously_necessary): Fix processing of aliased
89 stores. Don't check the virtual definitions. Rather, check
90 whether the store is going into global memory.
91 (find_obviously_necessary_stmts): Get the symbol from the PHI
93 * tree-ssa-operands.c (get_call_expr_operands): Do not add
94 clobbering may-defs if the call does not have side effects.
96 2004-08-12 Jakub Jelinek <jakub@redhat.com>
99 * output.h (default_function_rodata_section,
100 default_no_function_rodata_section): New prototypes.
101 * target.h (struct gcc_target): Add asm_out.function_rodata_section.
102 * target-def.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
103 (TARGET_ASM_OUT): Add it.
104 * varasm.c (default_function_rodata_section,
105 default_no_function_rodata_section): New functions.
106 * final.c (final_scan_insn): Call
107 targetm.asm_out.function_rodata_section instead of
108 readonly_data_section.
109 * config/darwin.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
110 * config/mcore/mcore.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
111 * config/ip2k/ip2k.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
112 * config/rs6000/xcoff.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
114 * config/alpha/alpha.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
115 * config/i386/cygming.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
117 * config/i386/i386-interix.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
119 * config/arm/pe.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
120 * config/avr/avr.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
121 * doc/tm.texi (TARGET_ASM_FUNCTION_RODATA_SECTION): Document.
123 2004-08-12 Paul Brook <paul@codesourcery.com>
125 * dwarf2out.h (dwarf2out_frame_finish): Conditionalize outputting eh
127 * doc/tm.texi: Document interaction between TARGET_UNWIND_INFO and
130 2004-08-12 Ben Elliston <bje@au.ibm.com>
133 * config/rs6000/altivec.h: Change vector to __vector throughout.
134 (Except for the `vector' macro itself).
136 2004-08-12 Zack Weinberg <zack@codesourcery.com>
138 * genpreds.c: Add capability to generate predicate bodies as
139 well as function prototypes. Write function prototypes for
140 the generic predicates too.
141 (process_define_predicate, write_tm_preds_h, write_insn_preds_c)
142 (write_predicate_subfunction, mark_mode_tests, add_mode_tests)
143 (write_match_code, write_predicate_expr, write_one_predicate_function)
144 (parse_option): New functions.
145 (output_predicate_decls): Delete.
146 (main): Read the machine description, process DEFINE_PREDICATE or
147 DEFINE_SPECIAL_PREDICATE patterns, write tm-preds.h or insn-preds.c
150 * genrecog.c (struct decision_test): Replace index with
151 struct pred_data pointer.
152 (next_index): Remove, unused.
153 (pred_table, preds, special_mode_pred_table): Delete.
154 (compute_predicate_codes, process_define_predicate): New functions.
155 (validate_pattern, add_to_sequence, write_switch): Update for
157 (main): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
158 Check both error_count and have_error.
160 * gensupport.c (in_fname, first_predicate): New globals.
161 (define_pred_queue, define_pred_tail): New RTL-pattern queue.
162 (predicate_table, last_predicate, old_pred_table)
163 (old_special_pred_table): New statics.
164 (hash_struct_pred_data, eq_struct_pred_data, lookup_predicate)
165 (add_predicate, init_predicate_table): New functions.
166 (process_rtx): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
167 (init_md_reader_args_cb): Use the global in_fname. No need to zero
168 it or max_include_len. Call init_predicate_table.
169 (read_rtx): Run the predicate queue after the attribute queue
170 but before all the others.
171 * gensupport.h (in_fname, struct pred_data, first_predicate)
172 (lookup_predicate, add_predicate, FOR_ALL_PREDICATES): Declare.
173 * rtl.def (MATCH_CODE, MATCH_TEST, DEFINE_PREDICATE)
174 (DEFINE_SPECIAL_PREDICATE): New RTL codes.
175 * dummy-conditions.c: Don't include bconfig.h, system.h,
176 coretypes.h, tm.h, or system.h. Do include stddef.h.
177 Duplicate declaration of struct c_test from gensupport.h.
179 * Makefile.in (OBJS-common): Add insn-preds.o.
180 (STAGESTUFF, .PRECIOUS): Add insn-preds.c.
181 (insn-preds.c, insn-preds.o): New rules.
182 (s-preds): Also generate insn-preds.c.
183 (dummy-conditions.o, genpreds$(build_exeext), genpreds.o):
185 (print-rtl.o, print-rtl1.o): Correct dependencies.
187 * recog.h: Delete prototypes of predicate functions.
189 * doc/md.texi (Predicates): New section with complete
190 documentation of operand/operator predicates. Remove some
191 incomplete documentation of predicates from other places.
192 * doc/tm.texi (Misc): Move SPECIAL_MODE_PREDICATES next to
193 PREDICATE_CODES; indicate that both are deprecated in favor
194 of define_predicate/define_special_predicate.
196 * config/ia64/ia64.c: All predicate function definitions moved
198 (small_addr_symbolic_operand, tls_symbolic_operand): Delete.
199 (ia64_expand_load_address, ia64_expand_move):
200 Check SYMBOL_REF_TLS_MODEL directly, don't use tls_symbolic_operand.
202 * config/ia64/ia64.md: All predicates now defined here.
203 (symbolic_operand): Is now a special predicate.
205 * config/ia64/ia64.h: Declare ia64_section_threshold.
206 (PREDICATE_CODES): Delete.
208 2004-08-12 Richard Henderson <rth@redhat.com>
210 * c-common.h (STATEMENT_LIST_HAS_LABEL): New.
211 * c-semantics.c (add_stmt): Set it.
212 * c-decl.c (finish_decl): Use it to create a new BIND_EXPR
213 before instantiating a variable sized type.
215 2004-08-12 Richard Henderson <rth@redhat.com>
217 * stor-layout.c (round_up, round_down): Move ...
218 * fold-const.c (round_up, round_down): ... here. Use
219 multiple_of_p to avoid any arithmetic at all.
221 2004-08-12 Richard Henderson <rth@redhat.com>
223 * gimplify.c (struct gimplify_init_ctor_preeval_data): New.
224 (gimplify_init_ctor_preeval_1): New.
225 (gimplify_init_ctor_preeval): New.
226 (gimplify_init_ctor_eval): New.
227 (gimplify_init_constructor): Use them. Always gimplify the LHS
230 2004-08-12 Ziemowit Laski <zlaski@apple.com>
232 (This patch is part of merge of objc-improvements-branch
235 * doc/frontends.texi: Mention Objective-C++ in addition to
237 * doc/install.texi: Add 'obj-c++' to list of configurable
239 * doc/invoke.texi: Rename Objective-C option headings to
240 indicate they also apply to Objective-C++. List file
241 extensions for Objective-C++ sources. Mention that
242 ObjC and ObjC++ compilations may also use C and C++ options,
243 respectively. Point users to doc/standards.texi for
244 further info on ObjC and ObjC++.
245 * doc/sourcebuild.texi: Mention the objcp/ directory and
246 the Objective-C++ sources it contains.
247 * doc/standards.texi: Update link to Apple ObjC site;
248 add link to gcc readings.html WWW doc.
250 2004-08-12 Alan Modra <amodra@bigpond.net.au>
252 * config/rs6000/rs6000.c (function_arg_padding): Revert 2004-07-28
253 and 2004-07-14 changes.
255 2004-08-12 Paul Brook <paul@codesourcery.com>
257 * doc/invoke.texi: Fix typo.
259 2004-08-11 Devang Patel <dpatel@apple.com>
261 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -dead_strip
262 and -no_dead_strip_inits_and_terms.
264 * doc/invoke.texi (Darwin Options): Document -dead_strip and
265 -no_dead_strip_inits_and_terms.
267 2004-08-11 Paul Brook <paul@codesourcery.com>
269 * config/arm/arm-protos.h (arm_finalize_pic) Rename ...
270 (arm_load_pic_register): ... to this.
271 * config/arm/arm.c (arm_finalize_pic): Rename ...
272 (arm_load_pic_register): ... to this. Always output insns at the
273 current location. Load via low reg in thumb mode.
274 (arm_expand_prologue): Call arm_load_pic_register.
275 (thumb_expand_prologue): Ditto.
276 * config/arm/arm.h (FINALIZE_PIC): Remove.
277 * config/arm/arm.md (builtin_setjmp_receiver): Call
278 arm_load_pic_register.
280 2004-08-11 Paul Brook <paul@codesourcery.com>
282 * arm.c (thumb_force_lr_save): Add prototype.
283 (thumb_compute_save_reg_mask): New function.
284 (thumb_find_work_register): New function.
285 (arm_get_frame_offsets): Use thumb_compute_save_reg_mask.
286 (thumb_unexpanded_epilogue): Ditto. Remove redundant code.
287 Don't clobber r3 when removing pretend args.
288 (thumb_expand_prologue): Use thumb_compute_save_reg_mask.
289 (thumb_output_function_prologue): Use new functions.
290 (thumb_set_return_address): Use thumb_compute_save_reg_mask.
291 * arm.h (THUMB_REG_PUSHED_P): Remove.
293 2004-08-11 James E Wilson <wilson@specifixinc.com>
295 PR rtl-optimization/16490
296 * cfgrtl.c (cfg_layout_split_edge): Set global_live_at_start and
297 global_live_at_end for new basic block if already set for other blocks.
299 2004-08-11 David Edelsohn <edelsohn@gnu.org>
301 * config/rs6000/rs6000.h (MAX_FIXED_MODE_SIZE): Define.
303 * config/rs6000/rs6000.md (mfcr rlwinm patterns): Set length to 8.
304 (mfcr rlwinm rlwinm patterns): Set length to 12.
306 2004-08-11 Andrew MacLeod <amacleod@redhat.com>
308 * tree-flow-inline.h (get_def_ops, get_use_ops, get_v_may_def_ops,
309 get_vuse_ops,get_v_must_def_ops): Add operand structure reference.
310 (get_v_may_def_result_ptr, get_v_may_def_op_ptr): New access struct.
311 (start_ssa_stmt_operands): Delete.
312 * tree-flow.h (struct stmt_ann_d): Replace operand vectors with new
313 struct stmt_operands_d.
314 (build_ssa_operands): New extern entry point.
315 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove operand
316 building code, replace with create_ssa_artficial_load_stmt().
317 * tree-ssa-operands.c (struct voperands_d): Delete.
318 (allocate_v_may_def_optype): Allocate v_may_def_operand_type_t vector.
319 (allocate_v_must_def_optype): Use sizeof (tree), not sizeof (tree *).
320 (free_uses, free_defs, free_vuses, free_v_may_defs,
321 free_v_must_defs): Remove dealloc parameter.
322 (remove_vuses, remove_v_may_def, remove_v_must_defs): Delete.
323 (finalize_ssa_defs, finalize_ssa_uses, finalize_ssa_v_may_defs,
324 finalize_ssa_vuses, finalize_ssa_v_must_defs): Perform all operand
325 vector comparisons, ssa_name reuse, and allocations here.
326 (verify_start_operands): Delete.
327 (finalize_ssa_stmt_operands): Set new operands by calling finalize
329 (start_ssa_stmt_operands): Move from tree-flow-inline.h.
330 (append_def, append_usei): Simplify to simple accumulation.
331 (append_v_may_def, append_vuse, append_v_must_def): Simplify to avoiding
332 duplicates and simple accumulation.
333 (free_ssa_operands): Free vectors in a stmt_operand structure.
334 (build_ssa_operands): New. Create a new stmt_operand structure from
335 a stmt and an old set of stmt_operands.
336 (get_stmt_operands): Simplify and call build_ssa_operands.
337 (get_expr_operands, get_asm_expr_operands, get_indirect_ref_operands,
338 get_call_expr_operands, add_stmt_operand, add_call_clobber_ops,
339 add_call_read_ops): Don't pass prev_vops around anymore.
340 (note_addressable): Return if no stmt annotation.
341 (copy_virtual_operands): Access v_may_def operands through a struct.
342 (create_ssa_artficial_load_stmt): New. Create a load stmt for DOM's
343 hash tables without treating the stmt as a real stmt.
344 * tree-ssa-operands.h (struct v_may_def_operand_type): New. Access
345 v_may_def def and use through a struct instead of 2 array elements.
346 (struct v_may_def_optype_d): Use v_may_def_operand_type.
347 (struct stmt_operands_d): New. Struct for storing all operand vectors.
349 2004-08-11 Nick Clifton <nickc@redhat.com>
351 * config/arm/arm.c (arm_is_longcall_p): Update comment describing
352 this funciton's behaviour. Return true when the current function
353 has a section attribute and -mlong-calls is in effect.
354 * config/arm/arm.h (ARM_DECLARE_FUNCTION_SIZE): Do not set the
355 short-call marker when -mlong-calls is in effect and the function
356 has a section attribute.
358 2004-08-10 Zack Weinberg <zack@codesourcery.com>
360 * stmt.c (expand_return): If asked to return the RESULT_DECL,
361 just call expand_value_return on result_rtl.
363 2004-08-10 Richard Henderson <rth@redhat.com>
365 * builtins.def (BUILT_IN_STACK_ALLOC): Remove.
366 * builtins.c (expand_builtin) <BUILT_IN_STACK_ALLOC>: Remove.
367 * dwarf2out.c (loc_descriptor): Handle PARALLEL here ...
368 (add_location_or_const_value_attribute): ... not here. Use
369 loc_descriptor_from_tree if possible.
370 (loc_descriptor_from_tree_1): Rename from loc_descriptor_from_tree.
371 Simplify address handling. Handle DECL_VALUE_EXPR. Handle register
373 (loc_descriptor_from_tree): New. Update callers.
374 * expr.c (expand_var): Ignore DECL_VALUE_EXPR variables.
375 * gimplify.c (gimplify_decl_expr): Lower variable sized types to
376 pointer plus dereference. Set DECL_VALUE_EXPR. Set save_stack.
377 (gimplify_call_expr): Do not recognize BUILT_IN_STACK_ALLOC
378 and BUILT_IN_STACK_RESTORE.
379 (gimplify_expr): Lower DECL_VALUE_EXPR decls.
380 * stmt.c (expand_stack_alloc): Remove.
381 * tree-mudflap.c (mx_register_decls): Don't look for
382 BUILT_IN_STACK_ALLOC.
383 * tree-nested.c (convert_local_reference): Likewise.
384 * tree.h (DECL_VALUE_EXPR): New.
386 2004-08-10 Richard Henderson <rth@redhat.com>
388 * stor-layout.c (round_up): Check for 0/1 before dividing.
389 (round_down): Likewise.
391 * tree-tailcall.c (suitable_for_tail_opt_p): Also check DECL_EXTERNAL.
393 2004-08-09 Mark Mitchell <mark@codesourcery.com>
395 * config.gcc (arm*-*-eabi*): New target.
396 * defaults.h (TARGET_LIBGCC_FUNCS): New macro.
397 (TARGET_LIB_INT_CMP_BIASED): Likewise.
398 * expmed.c (expand_divmod): Try a two-valued divmod function as a
400 * gthr.h: Remove bogus tokens at end of #pragma.
401 * optabs.c (expand_twoval_binop_libfunc): New function.
402 (prepare_cmp_insn): Handle the !TARGET_LIB_INT_CMP_BIASED case.
403 (prepare_float_lib_cmp): Try reversing the condition.
404 (debug_optab_libfuncs): New function.
405 * optabs.h (expand_twoval_binop_libfunc): Declare.
406 * config/arm/arm.c (arm_init_libfuncs): New function.
407 (arm_compute_initial_eliminatino_offset): Return HOST_WIDE_INT.
408 (TARGET_INIT_LIBFUNCS): Define it.
409 * config/arm/arm.h (TARGET_BPABI): New macro.
410 * config/arm/arm-protos.h
411 (arm_compute_initial_elimination_offset): Return HOST_WIDE_INT.
412 * config/arm/bpabi.S: New file.
413 * config/arm/bpabi.c: Likewise.
414 * config/arm/bpabi.h: Likewise.
415 * config/arm/ieee754-df.S (__aeabi_dneg): New function or alias.
416 (__aeabi_drsub): Likewise.
417 (__aeabi_dsub): Likewise.
418 (__aeabi_dadd): Likewise.
419 (__aeabi_ui2d): Likewise.
420 (__aeabi_i2d): Likewise.
421 (__aeabi_f2d): Likewise.
422 (__aeabi_dmul): Likewise.
423 (__aeabi_ddiv): Likewise.
424 (__aeabi_cdrcmple): Likewise.
425 (__aeabi_cdcmpeq): Likewise.
426 (__aeabi_cdcmple): Likewise.
427 (__aeabi_dcmpeq): Likewise.
428 (__aeabi_dcmplt): Likewise.
429 (__aeabi_dcmple): Likewise.
430 (__aeabi_dcmpge): Likewise.
431 (__aeabi_dcmpgt): Likewise.
432 (__aeabi_dcmpun): Likewise.
433 (__aeabi_d2iz): Likewise.
434 (__aeabi_d2uiz): Likewise.
435 (__aeabi_d2f): Likewise.
436 * config/arm/ieee754-sf.S (__aeabi_fneg): New function or alias.
437 (__aeabi_frsub): Likewise.
438 (__aeabi_fsub): Likewise.
439 (__aeabi_fadd): Likewise.
440 (__aeabi_ui2f): Likewise.
441 (__aeabi_i2f): Likewise.
442 (__aeabi_fmul): Likewise.
443 (__aeabi_fdiv): Likewise.
444 (__aeabi_cfrcmple): Likewise.
445 (__aeabi_cfcmpeq): Likewise.
446 (__aeabi_cfcmple): Likewise.
447 (__aeabi_fcmpeq): Likewise.
448 (__aeabi_fcmplt): Likewise.
449 (__aeabi_fcmple): Likewise.
450 (__aeabi_fcmpge): Likewise.
451 (__aeabi_fcmpgt): Likewise.
452 (__aeabi_fcmpun): Likewise.
453 (__aeabi_f2iz): Likewise.
454 (__aeabi_f2uiz): Likewise.
455 * config/arm/lib1funcs.asm (ARM_CALL): New macro.
456 (__aeabi_uidivmod): New function or alias.
457 (__aeabi_idivmod): Likewise.
458 (__aeabi_idiv0): Likewise.
459 (__aeabi_ldiv0): Likewise.
460 (__aeabi_llsr): Likewise.
461 (__aeabi_lasr): Likewise.
462 (__aeabi_llsl): Likewise.
463 (bpabi.S): Include it.
464 * config/arm/libgcc-bpabi.ver: New file.
465 * config/arm/symbian.h (ARM_DEFAULT_ABI): Remove.
467 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add __aeabi_lcmp and
469 * config/arm/t-bpabi: New file.
470 * doc/tm.texi (TARGET_LIBGCC_FUNCS): New entry.
471 (TARGET_LIB_INT_CMP_BIASED): Likewise.
473 2004-08-10 David Edelsohn <edelsohn@gnu.org>
475 * config/rs6000/rs6000-protos.h (expand_block_clear): Declare.
476 * config/rs6000/rs6000.md (clrmemsi): New pattern.
477 * config/rs6000/rs6000.c (expand_block_clear): New function.
478 (expand_block_move): Convert alignment to bits. Use SImode and
479 HImode for unaligned addresses if not STRICT_ALIGNMENT.
481 2004-08-10 Caroline Tice <ctice@apple.com>
483 * varasm.c (unlikely_section_label): New global variable.
484 (unlikely_text_section_name): New global variable.
485 (text_section): Remove alignment statement.
486 (unlikely_text_section): Remove alignment statement; use
487 unlikely_section_label rather than hard-coded string.
488 (assemble_start_function): Initialize unlikely_section_label and
489 unlikely_text_section_name; make sure cold section is properly
490 aligned at start of function; output unlikely_section_label if
493 2004-08-10 Ulrich Weigand <uweigand@de.ibm.com>
495 * config/s390/s390-protos.h (s390_canonicalize_comparison): Declare.
496 * config/s390/s390.c (s390_canonicalize_comparison): New function.
497 * config/s390/s390.h (CANONICALIZE_COMPARISON): Define.
498 * config/s390/s390.md ("*tmdi_ext", "*tmsi_ext", "*tmqisi_ext",
499 "*tmqidi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem"): Remove.
500 ("*tmqi_mem"): Remove SUBREG from pattern.
501 ("*anddi3_cconly"): Prevent accidentally matching TM pattern.
502 ("*andsi3_cconly"): Likewise.
504 2004-08-10 H.J. Lu <hongjiu.lu@intel.com>
507 * config/i386/i386.md (*strsetdi_rex_1): Use DI instead of SI.
509 2004-08-10 Janis Johnson <janis187@us.ibm.com>
511 * doc/sourcebuild.texi (compat testing): Document available test
512 framework commands. Use the preferred spelling of DejaGnu.
514 2004-08-10 Daniel Berlin <dberlin@dberlin.org>
516 * lambda.h: Add matrix type, and prototypes for remainder of
517 matrix and vector functions.
518 (lambda_vector_mult_const): New function.
519 (lambda_vector_negate): Ditto.
520 (lambda_vector_add): Ditto.
521 (lambda_vector_add_mc): Ditto.
522 (lambda_vector_copy): Ditto.
523 (lambda_vector_zerop): Ditto.
524 (lambda_vector_equal): Ditto.
525 (lambda_vector_min_nz): Ditto.
526 (lambda_vector_first_nz): Ditto.
527 (lambda_vector_matrix_mult): Ditto.
528 * lambda-mat.c: New file.
529 * Makefile.in (lambda-mat.o): New.
531 2004-08-10 Andrew MacLeod <amacleod@redhat.com>
533 * tree-cfg.c (bsi_insert_before, bsi_insert_after): Call modify_stmt
534 after linking stmt into the program.
535 (bsi_remove): Don't call modify_stmt.
536 * tree-complex.c (update_complex_assignment,
537 expand_complex_comparison): Call modify_stmt after changing the stmt.
538 * tree-outof-ssa.c (rewrite_trees): Call modify_stmt only if not
540 * tree-ssa-ccp.c (substitute_and_fold): Call modify_stmt after changing
541 the stmt, and only if needed.
542 * tree-ssa-dom.c (thread_across_edge): Pass no annotation for a dummy
544 (simplify_rhs_and_lookup_avail_expr): Don't take an annotation param.
545 (simplify_cond_and_lookup_avail_expr): Use modify_stmt.
546 (simplify_switch_and_lookup_avail_expr): Don't take an annotation param.
547 (eliminate_redundant_computations): Don't pass an annotation. Call
548 modify_stmt rather than setting the annotation directly.
549 (record_equivalences_from_stmt): Remove unused local 'j'.
550 (cprop_operand): Take a stmt rather than an annotation as a parameter.
552 (cprop_into_stmt): Pass stmt rather than annotation.
553 (update_rhs_and_lookup_avail_expr): Call modify_stmt.
554 * tree-ssa-loop-im.c (schedule_sm): Call get_stmt_ann rather than
556 * tree-ssa.c (propagate_into_addr): Dont call modify_stmt.
558 2004-08-10 Jason Merrill <jason@redhat.com>
561 * function.c (expand_function_start): Handle DECL_BY_REFERENCE on
564 2004-08-10 Geoffrey Keating <geoffk@apple.com>
566 * tree-vn.c (val_expr_pair_expr_eq): Compare vuses, to match the
569 2004-08-10 Roger Sayle <roger@eyesopen.com>
571 * config/mips/mips.md: New reciprocal square root patterns that
572 match sqrt(1.0/x) in addition to the existing 1.0/sqrt(x) insns.
574 2004-08-10 Paul Brook <paul@codesourcery.com>
576 * config/arm/arm-protos.h (arm_set_return_address,
577 thumb_set_return_address): Add prototypes.
578 * config/arm/arm.h (ARM_FT_EXCEPTION_HANDLER): Remove.
579 * config/arm/arm.c (arm_compute_func_type,
580 use_return_insn, arm_compute_save_reg0_reg12_mask,
581 arm_compute_save_reg_mask, arm_output_function_prologue,
582 arm_output_epilogue): Replace ARM_FT_EXCEPTION_HANDLER with
583 current_function_calls_eh_return.
584 (thumb_exit, thumb_pushpop, thumb_unexpanded_epilogue): Replace
586 (arm_set_return_address, thumb_set_return_address): New functions.
587 * config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS, DWARF2_UNWIND_INFO,
588 ARM_EH_STACKADJ_REGNUM, EH_RETURN_STACKADJ_RTX): Define.
589 * config/arm/arm.md (VUNSPEC_EH_RETURN): Add.
590 (epilogue): Use the stackadj register.
591 (eh_return, arm_eh_return, thumb_eh_return): New pattern.
593 2004-08-10 Jakub Jelinek <jakub@redhat.com>
596 * expr.c (move_by_pieces_ninsns): Add max_size argument.
597 (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1 to it.
598 (CLEAR_BY_PIECES_P): Pass STORE_MAX_PIECES + 1 to it.
599 (STORE_BY_PIECES_P): Define similarly to CLEAR_BY_PIECES_P,
600 but using MOVE_RATIO.
601 (move_by_pieces): Pass max_size to move_by_pieces_ninsns.
602 (can_store_by_pieces): Change max_size type to unsigned int.
603 (store_by_pieces_1): Likewise. Pass max_size to
604 move_by_pieces_ninsns.
605 * config/s390/s390.h (STORE_BY_PIECES_P): Define.
606 * config/sh/sh.c (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1
607 to move_by_pieces_ninsns.
608 (STORE_BY_PIECES_P): Define.
609 * config/ns32k/ns32k.h (STORE_BY_PIECES_P): Pass STORE_MAX_PIECES + 1
610 to move_by_pieces_ninsns.
611 * doc/tm.texi (STORE_BY_PIECES_P): Document changed default.
613 * config/i386/i386.h (CLEAR_RATIO): Define.
615 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
617 * expr.c (expand_expr_real_1): Add back code that was not dead.
619 2004-08-09 Andrew Pinski <apinski@apple.com>
621 * c-common.c (c_common_get_alias_set): Set the aliasing set of the type
622 which is found to be compatible before returning the aliasing set.
624 2004-08-09 Daniel Jacobowitz <dan@debian.org>
626 * ggc-zone.c (struct alloc_zone): Add statistics counters.
627 (always_collect): New flag.
628 (ggc_alloc_zone_1): Update statistics support. Don't include
629 overhead in allocated counter.
630 (sweep_pages): Update allocated counter for large pages. Don'y
632 (ggc_collect_1): Always collect.
633 (ggc_collect): Honor always_collect flag. Sum all zones to decide
635 (SCALE, LABEL): New macros.
636 (ggc_print_statistics): Add statistics support.
638 2004-08-09 Roger Sayle <roger@eyesopen.com>
640 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap): Change type to bool.
641 (init_expmed): Fix potential overrun problem with "all.reg".
642 (expand_sdiv2_pow2): Add an alternate implementation for signed
643 division, if the target provides a suitable conditional move insn.
645 2004-08-09 Paul Brook <paul@codesourcery.com>
646 Richard Henderson <rth@redhat.com>
648 * unwind-dw2.c (uw_install_context_1): Update target saved stack
651 2004-08-09 Geoffrey Keating <geoffk@apple.com>
653 * ggc-common.c (ggc_rlimit_bound): Don't check RSS limit.
654 Check DATA limit only if there's no AS limit. Ignore insanely
656 (ggc_min_heapsize_heuristic): Don't divide AS or RSS limits by 8,
657 but take care that the AS limit isn't overrun.
658 * doc/invoke.texi: Update documentation of min-heapsize parameter.
660 2004-08-09 Jeff Law <law@redhat.com>
662 * Makefile.in (OBJC-common): Add tree-ssa-threadupdate.c
663 (tree-ssa-threadupdate.o): Add dependencies.
664 * tree-ssa-threadupdate.c: New file.
665 * tree-flow.h (incoming_edge_threaded): New flag in block annotation.
666 (rewrite_vars_out_of_ssa): Remove prototype.
667 (cleanup_tree_cfg): Returns a bool.
668 * tree.h (thread_through_all_blocks): Prototype.
669 * tree-outof-ssa.c (SSANORM_*): Move into here.
670 (remove_ssa_form): Now static.
671 (rewrite_vars_out_of_ssa): Kill.
672 * tree-ssa-live.c (register_ssa_partitions_for_vars): Kill.
673 * tree-ssa-live.h (SSANORM_*): Moved into tree-outof-ssa.c.
674 (remove_ssa_form, register_partitions_for_vars): Kill declarations.
675 * tree-cfg.c (cleanup_tree_cfg): Return a value indicating if
676 anything was changed.
677 * tree-phinodes.c (add_phi_arg): Get the block for the PHI
678 from the PHI's annotation rather than the edge associated with
680 * tree-ssa-dom.c (redirection_edges): Kill.
681 (redirect_edges_and_update_ssa_graph): Kill.
682 (tree_ssa_dominator_optimize): Do not reset forwardable flag
683 for blocks anymore. Do not initialize redirection_edges.
684 Call thread_through_all_blocks. Simplify code for cleanup
685 of the CFG and iterating. No longer call cleanup_tree_cfg
686 outside the iteration loop.
687 (thread_across_edge): No longer mess with forwardable blocks.
689 2004-08-09 Zack Weinberg <zack@codesourcery.com>
691 * explow.c (memory_address): Use memory_address_p.
692 * recog.c (general_operand): Likewise.
693 * regrename.c: No need to define REG_OK_STRICT.
695 2004-08-09 Steven Bosscher <stevenb@suse.de>
697 * timevar.def (TV_CPROP1, TV_CPROP2, TV_PRE, TV_HOIST, TV_LSM):
699 * gcse.c: Include timevar.h.
700 (const_prop_count, copy_prop_count): Rename to global_const_prop_count
701 and global_copy_prop_count.
702 (local_const_prop_count, local_copy_prop_count): New static globals.
703 (gcse_main): Set the right timevar for each pass.
704 (cprop_jump): Increment global_const_prop_count when a constant is
705 propagated. Add "GLOBAL" to dump output.
706 (cprop_insn): Increment global_const_prop_count when a constant is
707 propagated, or global_copy_prop_count when a copy is propagated.
708 (do_local_cprop): Likewise for local_const_prop_count and
709 local_copy_prop_count.
710 (one_cprop_pass): Initialize const/cprop counters to zero.
711 Print out results of local and global const/cprop separately.
712 (bypass_block): Break over-length line.
713 * Makefile.in (gcse.o): Add TIMEVAR_H dependency. Fix dependencies
714 for bb-reorder.o and tracer.o.
716 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
718 * Makefile.in (GTFILES): Remove stmt.c
719 (stmt.o): Do not depend on gt-stmt.h.
720 * emit-rtl.c (emit_line_note): Do not call
721 set_file_and_line_for_stmt.
722 * expr.c (expand_expr_real_1) <SWITCH_EXPR>: Let expand_case
724 * function.c (free_after_parsing): Do not free STMT field.
725 (allocate_struct_function): Do not call init_stmt_for_function.
726 (assign_stack_temp_for_type): Do not accept values of keep
728 (init_temp_slots): Do not initialize removed variables.
729 * function.h (struct function): Remove STMT, X_TARGET_TEMP_SLOT_LEVEL
730 and X_VAR_TEMP_SLOT_LEVEL fields.
731 * rtl.h (set_file_and_line_for_stmt): Remove.
732 * stmt.c (struct nesting, ALLOC_NESTING, POPSTACK,
733 struct stmt_status, cond_stack, case_stack, nesting_stack,
734 nesting_depth, emit_locus, set_file_and_line_for_stmt,
735 same_case_target_p, init_stmt_for_function, emit_nop,
736 expand_start_cond, expand_start_elseif, expand_start_else,
737 expand_elseif, expand_end_cond): Remove.
738 (preserve_subexpressions_p): Remove references to CFUN->STMT.
739 (expand_start_case, expand_end_case_type): Remove, merge into...
740 (expand_case): ... this one, including other bits from
741 expand_expr_real_1. Inline same_case_target_p. Turn members
742 of CASE_STACK into local variables.
743 (emit_case_bit_tests): Inline same_case_target_p.
744 (add_case_node): Add HEAD argument, return new head of the list,
745 do not handle default label here.
746 * tree.h (expand_start_cond, expand_end_cond, expand_start_else,
747 expand_start_elseif, current_nesting_level, expand_start_case,
748 expand_end_case_type, expand_end_case, add_case_node,
749 init_stmt_for_function, expand_elseif): Remove prototypes.
750 (expand_case): Add prototype.
752 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
754 * expr.c (expand_expr_real_1): Use optab_for_tree_code.
756 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
758 * expr.c (var_rtx): Remove.
759 (expand_expr_real_1) <LOOP_EXPR, EXIT_EXPR,
760 LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR, TRUTH_ANDIF_EXPR,
761 TRUTH_ORIF_EXPR, COMPOUND_EXPR, CONJ_EXPR, INIT_EXPR>:
763 (expand_expr_real_1) <COND_EXPR>: Remove most special cases.
764 * optabs.c (emit_clr_insn, emit_0_to_1_insn): Remove.
765 * optabs.h (emit_clr_insn, emit_0_to_1_insn): Remove.
767 2004-08-08 Mostafa Hagog <mustafa@il.ibm.com>
768 Ayal Zaks <zaks@il.ibm.com>
770 * common.opt (freschedule-modulo-scheduled-loops): New flag.
771 * final.c (final_scan_insn): Handle NOTE_DISABLE_SCHED_OF_BLOCK.
772 * modulo-sched.c (sms_schedule): Emit a note to disable scheduling
773 when -freschedule-modulo-scheduled-loops flag is not specified.
774 (sms_schedule_by_order, ps_insn_advance_column, add_node_to_ps,
775 add_node_to_ps, ps_has_conflicts, ps_add_node_check_conflicts):
776 More accurate placing of insn in row of partial schedule.
777 (ps_insn_find_column): New function.
778 * rtl.h (NOTE_DISABLE_SCHED_OF_BLOCK): New note.
779 * sched-rgn.c (sched_is_disabled_for_current_region_p): New.
780 (schedule_region): Use sched_is_disabled_for_current_region_p.
781 * docs/invoke.texi: Document -freschedule-modulo-scheduled-loops.
783 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
785 * config/i386/i386.c (ix86_expand_clrmem): Revert the last
788 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
790 * config/i386/i386.c (ix86_expand_clrmem): Properly call
791 gen_strset for 64bit target.
793 2004-08-07 Olivier Hainque <hainque@act-europe.fr>
795 * config/vxworks.h (HANDLE_SYSV_PRAGMA): Remove definition.
797 2004-08-07 Jason Merrill <jason@redhat.com>
799 Make return in memory explicit.
800 * function.c (aggregate_value_p): Check DECL_BY_REFERENCE.
801 (assign_parm_find_data_types): Remove code for old front end
802 invisible reference handling.
803 (assign_parms): Handle DECL_BY_REFERENCE on the RESULT_DECL.
804 (expand_function_end): Likewise.
805 * gimplify.c (gimplify_return_expr): Handle a dereferenced
807 * tree-inline.c (copy_body_r): Don't bother looking for &* anymore.
808 (declare_return_variable): Handle DECL_BY_REFERENCE.
809 * cp/cp-gimplify.c (is_invisiref_parm): Also handle RESULT_DECL.
810 (cp_genericize_r): Use convert_from_reference.
811 Don't dereference a RESULT_DECL directly inside a RETURN_EXPR.
812 (cp_genericize): Handle the RESULT_DECL. Unset TREE_ADDRESSABLE.
814 * c-common.c (c_warn_unused_result): Check TREE_USED before
815 warning about a CALL_EXPR with an unused value.
817 2004-08-06 Mark Mitchell <mark@codesourcery.com>
819 * config/arm/symbian.h (CC1_SPEC): Avoid passing duplicate options
820 to the compiler. Use -fshort-wchar by default.
822 2004-08-06 Pat Haugen <pthaugen@us.ibm.com>
824 * params.def (PARAM_MIN_CROSSJUMP_INSNS): New.
825 * cfgcleanup.c (try_crossjump_to_edge): Add minimum insn match
827 * doc/invoke.texi (param): Document min-crossjump-insns.
829 2004-08-06 Richard Sandiford <rsandifo@redhat.com>
832 * c.opt (Wmissing-field-initializers): New option.
833 * c-opts.c (c_common_post_options): Make -Wextra turn it on by default.
834 * c-typeck.c (pop_init_level): Guard the missing field warning with
835 warn_missing_field_initializers rather than extra_warnings.
836 * doc/invoke.texi (-Wmissing-field-initializers): Document, moving
837 some of the explanation from...
838 (-Wextra): ...here. Say that the missing field warning can be
839 seperately controlled by -Wmissing-field-initializers.
841 2004-08-06 Paolo Bonzini <bonzini@gnu.org>
843 * expr.c (expand_expr_real_1) <ENTRY_VALUE_EXPR>: Remove.
844 * tree-inline.c (estimate_num_insns_1) <ENTRY_VALUE_EXPR>: Remove.
845 * tree-pretty-print.c (dump_generic_node) <ENTRY_VALUE_EXPR>: Remove.
846 * tree.def (ENTRY_VALUE_EXPR): Remove.
848 2004-08-06 Jakub Jelinek <jakub@redhat.com>
850 * config/i386/i386.c (ix86_expand_clrmem): Move gen_cld down to
851 the places where it is actually needed. Don't use repz; stosb
852 for -Os with sufficiently small constant sizes.
853 For sufficiently small repz; stos{l,q} repeat counts use a sequence
854 of stos{l,q} instructions instead.
856 2004-08-06 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
858 PR tree-optimization/16807
859 * loop-iv.c (dump_iv_info): Dump invariants correctly.
860 (iv_subreg, iv_extend): Express value of invariant purely in
863 2004-08-06 Mark Mitchell <mark@codesourcery.com>
865 * config/arm/symbian.h (CC1_SPEC): Add -fno-short-enums.
866 (CC1PLUS_SPEC): Define it to be the same as CC1_SPEC.
868 2004-08-06 Roman Zippel <zippel@linux-m68k.org>
870 * config/m68k/m68k.c (post_inc_operand,pre_dec_operand): New.
871 * config/m68k/m68k.h (PREDICATE_CODES): add post_inc_operand,
873 * config/m68k/m68k.md (zero_extend*2): delay the splitting of the
874 pattern until reload is finished to allow better code generation
875 and split them completely into separate instrunctions.
876 (*andsi3_split): New pattern.
878 2004-08-05 Mark Mitchell <mark@codesourcery.com>
880 * tree.c (handle_dll_attribute): Move here from i383/winnt.c.
881 Replace use of DECL_INLINE with DECL_DECLARED_INLINE_P. Set
882 DECL_VISIBLITY. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
883 * tree.h (handle_dll_attribute): Declare. Test
884 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
885 * c-common.h (c_determine_visibility): Declare.
886 * c-common.c (c_determine_visibility): New function.
887 * c-decl.c (finish_decl): Use it.
888 (finish_function): Likewise.
889 * defaults.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define it to
890 zero, by default. Use #if, not #ifdef, to test it.
891 * config/arm/arm.c (arm_attribute_table): Use
892 handle_dll_attribute. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with
894 * config/arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define to 1.
895 * config/i386/cygming.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
897 * config/i386/i386-protos.h (ix86_handle_dll_attribute): Remove.
898 * config/i386/i386.c (ix86_attribute_table): Use
899 handle_dll_attribute for dllimport/dllexport. Test
900 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
901 * config/i386/winnt.c (ix86_handle_dll_attribute): Remove.
902 * config/mcore/mcore.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
904 * config/mcore/mcore.c (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Test it
906 * config/sh/symbian-pre.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
908 * doc/extend.texi (dllexport): Clarify and correct documentation.
909 (dllimport): Likewise.
910 * doc/tm.texi (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Mention
911 handle_dll_attribute.
913 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
915 * tree-ssa-loop-manip.c: New file.
916 * Makefile.in (tree-ssa-loop-manip.o): Add.
917 * tree-flow.h (rewrite_into_loop_closed_ssa, verify_loop_closed_ssa):
919 * tree-ssa-loop.c (tree_loop_optimizer_init): Create loop closed ssa
921 (tree_ssa_loop_done): Verify loop closed ssa form.
922 * tree-ssa-loop-im.c (move_computations): Update loop closed ssa form.
924 2004-08-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
926 * pa.c (pa_asm_output_aligned_bss, pa_asm_output_aligned_common,
927 pa_asm_output_aligned_local): New functions.
928 * pa-protos.h: Add prototypes for pa_asm_output_aligned_bss,
929 pa_asm_output_aligned_common and pa_asm_output_aligned_local.
930 * pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON): Use
931 pa_asm_output_aligned_common.
932 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
933 * pa.h (ASM_OUTPUT_ALIGNED_BSS): New macro.
934 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
935 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
936 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): New macro.
937 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
938 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
939 * som.h (MAX_OFILE_ALIGNMENT): Provide maximum alignment of global
942 2004-08-05 Andrew Pinski <apinski@apple.com>
944 * objc/objc-act.c (build_objc_string_object): Mark the address
945 expression as constant.
947 2004-08-05 David Edelsohn <edelsohn@gnu.org>
949 * config/rs6000/rs6000.c (rs6000_rtx_costs): Fix mask_operand
950 and mask64_operand thinkos. Handle ZERO_EXTRACT. Handle
951 SIGN_EXTEND / ZERO_EXTEND of MEM. Handle rlwinm patterns.
953 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
955 * config/linux.h, config/i386/linux.h, config/sparc/linux.h:
956 Remove definitions conditioned on USE_GNULIBC_1 or conditioned
957 out, and associated obsolete comments.
959 2004-08-05 Nathan Sidwell <nathan@codesourcery.com>
961 * tree.h (force_fit_type): Return a tree, take three flags.
962 * fold-const.c (force_fit_type): Set TREE_OVERFLOW and
963 TREE_CONSTANT_OVERFLOW here.
964 (int_const_binop, const_binop): Adjust.
965 (size_int_type): Do sign extension here.
966 (fold_convert_const, optimize_bit_field_compare,
967 decode_field_reference, all_ones_mask_p, fold_div_compare, fold,
968 fold_negate_const, fold_abs_const, fold_not_const): Adjust.
969 * tree.c (size_in_bytes, int_fits_type_p): Adjust.
971 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
973 PR tree-optimization/16864
974 * tree-tailcall.c (eliminate_tail_call): Do not create phi nodes
975 for ssa names without default_def.
977 2004-08-05 Richard Sandiford <rsandifo@redhat.com>
979 * config/i386/i386.c (ix86_expand_prologue): If the function uses a
980 frame pointer, restore eax with an ebp-relative address.
982 2004-08-04 Geoffrey Keating <geoffk@apple.com>
985 * c-common.c (c_expand_decl): Don't special-case static VAR_DECLs.
986 * c-common.h (make_rtl_for_local_static): Delete.
987 * c-decl.c (shadow_tag_warned): Clean up comment.
988 (finish_decl): Clean up spacing. Use set_user_assembler_name when
989 appropriate. Don't pass asmspec to rest_of_decl_compilation.
990 * c-semantics.c (make_rtl_for_local_static): Delete.
991 * expr.c (init_block_move_fn): Use set_user_assembler_name.
992 (init_block_clear_fn): Likewise.
993 * passes.c (rest_of_decl_compilation): Remove asmspec parameter,
994 expect it to be in DECL_ASSEMBLER_NAME. Update callers in many files.
995 * toplev.h (rest_of_decl_compilation): Remove asmspec parameter.
996 * tree.h (make_decl_rtl): Remove second parameter.
997 (set_user_assembler_name): New.
998 * varasm.c (set_user_assembler_name): New.
999 (make_decl_rtl): Remove second parameter. Update callers in many
1002 2004-08-05 Adam Nemet <anemet@lnxw.com>
1004 * config.gcc (case i[34567]86-*-lynxos*): Update to LynxOS 4.0.
1005 (case rs6000-*-lynxos*): Rename it to powerpc-*-lynxos*. Update
1007 * gthr-lynx.h: New file.
1008 * config/lynx-ng.h: Remove file.
1009 * config/lynx.h: Update to LynxOS 4.0.
1010 * config/t-lynx: New file.
1011 * config/i386/lynx-ng.h: Remove file.
1012 * config/i386/lynx.h: Update to LynxOS 4.0.
1013 * config/rs6000/lynxbase.h: Remove file.
1014 * config/rs6000/lynx.h: Update to LynxOS 4.0.
1015 * config/rs6000/t-lynx: New file.
1016 * doc/install.texi (Options specification): Remove reference to
1017 LynxOS from systems where --with-gnu-as makes a difference.
1019 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
1021 * c-common.c (c_stddef_cpp_builtins): Define __INTMAX_TYPE__ and
1023 * c-cppbuiltin.c (builtin_define_stdint_macros): New. Define
1025 (c_cpp_builtins): Call it.
1026 * doc/cpp.texi: Update.
1028 2004-08-04 David Edelsohn <edelsohn@gnu.org>
1030 * config/rs6000/rs6000.c (rs6000_rtx_costs): LABEL_REFs are zero
1033 2004-08-04 Jan Hubicka <jh@suse.cz>
1035 * basic-block.h (profile_staus): New global variable.
1036 * cfg.c (profile_status): Declare.
1037 (check_bb_profile): Break out from ....; use profile_status
1038 (dump_flow_info): ... here.
1039 * cfgbuild.c (find_basic_blocks): Set profile_status.
1040 * cfgexpand.c (tree_expand_cfg): Likewise.
1041 * predict.c (estimate_probability): Likewise.
1042 * profile.c (branch_prob): Likewise.
1043 * tree-cfg.c (build_tree_cfg): Likewise.
1044 (dump_function_to_file): Use check_bb_profile.
1045 * tree-pretty-print (dump_bb_header): Likewise.
1046 * tree-profile.c (do_tree_profiling): Cleanup.
1048 2004-08-04 Zack Weinberg <zack@codesourcery.com>
1050 * Makefile.in (RTL_BASE_H, RTL_H): Correct.
1051 (BUILD_RTL): Remove $(BUILD_PREFIX) from ggc-none.o.
1052 (genobjs): Add errors.o, ggc-none.o, and min-insn-modes.o.
1053 (read-rtl.o, gensupport.o, genconfig.o, genflags.o, gencodes.o)
1054 (genconstants.o, genemit.o, genopinit.o, genrecog.o, genextract.o)
1055 (genpeep.o, genattr.o, genattrtab.o, genautomata.o, genoutput.o)
1056 (genconditions.o): Depend on $(RTL_BASE_H) not $(RTL_H).
1057 (ggc-none.o, errors.o): Move rule to generators section;
1058 correct dependencies.
1059 (min-insn-modes.o): Move rule to generators section; remove
1060 unnecessary explicit command; correct dependencies.
1061 (print-rtl.o, print-rtl1.o): Correct dependencies.
1062 ($(BUILD_PREFIX_1)errors.o. $(BUILD_PREFIX_1)ggc-none.o): Delete rule.
1063 (mostlyclean): Update.
1065 * errors.c: Include bconfig.h not config.h. Correct comment.
1066 * gengtype.c, genpreds.c: Don't define NO_GENRTL_H.
1067 * ggc-none.c: Include bconfig.h; not config.h or tm.h.
1068 * print-rtl.c: Don't include tm_p.h.
1070 * rtl.h: Move forward-decl of struct function down where it's
1071 needed. Include genrtl.h #ifndef GENERATOR_FILE, not
1072 #ifndef NO_GENRTL_H. Remove unnecessary #ifdef BUFSIZ statements.
1074 2004-08-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1075 Jeff Law <law@redhat.com>
1077 * tree-cfg.c (tree_duplicate_bb): Mark duplicated definitions.
1078 * tree-flow.h (rewrite_ssa_into_ssa): Declaration changed.
1079 * tree-into-ssa.c (rewrite_ssa_into_ssa): Use new interface to
1080 manipulate the duplicated ssa names.
1081 * tree-ssanames.c (ssa_names_to_rewrite): New variable.
1082 (marked_for_rewrite_p, any_marked_for_rewrite_p, mark_for_rewrite,
1083 unmark_all_for_rewrite, marked_ssa_names, release_ssa_name_force):
1085 (release_ssa_name): Do not release ssa names that may have multiple
1087 * tree.h (release_ssa_name_force, mark_for_rewrite,
1088 unmark_all_for_rewrite, marked_for_rewrite_p, any_marked_for_rewrite_p,
1089 marked_ssa_names): Declare.
1090 * tree-ssa-loop-ch.c (mark_defs_for_rewrite): Remove.
1091 (duplicate_blocks): Remove call to mark_defs_for_rewrite.
1092 Update call to rewrite_ssa_into_ssa.
1094 2004-08-04 Mark Mitchell <mark@codesourcery.com>
1096 * defaults.h (TARGET_DECLSPEC): New macro.
1097 * c-cppbuiltin.c (c_cpp_builtins): Handle TARGET_DECLSPEC.
1098 * config/arm/pe.h (SUBTARGET_CPP_SPEC): Remove __declspec support.
1099 * config/arm/symbian.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
1100 * config/i386/beof-elf.h (TARGET_OS_CPP_BUILTINS): Remove
1102 (TARGET_DECLSPEC): Define.
1103 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Remove
1105 * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS): Remove
1107 (TARGET_DECLSPEC): Define.
1108 * config/mcore/mcore.h (TARGET_CPU_CPP_BUILTINS): Remove
1110 * config/sh/symbian-pre.h (SUBTARGET_CPP_SPEC): Remove __declspec
1112 * doc/tm.texi (TARGET_DECLSPEC): Document.
1114 * doc/extend.texi: Fix typo in comment.
1116 2004-08-04 Paul Brook <paul@codesourcery.com>
1118 * target-def.h (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
1119 (TARGET_CXX): Use it.
1120 * target.h (struct gcc_target): Add cdtor_returns_this.
1121 * config/arm/arm.c (arm_cxx_cdtor_returns_this): New function.
1122 (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
1123 * doc/tm.texi: Document TARGET_CXX_CDTOR_RETURNS_THIS.
1125 2004-08-03 Nathan Sidwell <nathan@codesourcery.com>
1127 * c-lex.c (narrowest_unsigned_type, narrowest_signed_type): Take
1128 low/high pair. Do range checking directly.
1129 (interpret_integer): Adjust.
1131 2004-08-04 Nick Clifton <nickc@redhat.com>
1133 * config/sh/sh.h (TARGET_SWITCHES): Add no-renesas to select the
1135 * doc/invoke.texi: Document this new switch and also the -mrenesas
1138 2004-08-04 Nathan Sidwell <nathan@codesourcery.com>
1140 * cfglayout.c (insn_locators_initialize): Update the current
1141 location before initializing a location.
1143 2004-08-03 Zack Weinberg <zack@codesourcery.com>
1145 * dbxout.c (dbxout_function_decl): Always call dbxout_function_end.
1146 (dbxout_function_end): Return after emitting the "Lscope" symbol
1147 under the same conditions that this function formerly wasn't called.
1148 Add explanatory comments.
1151 * c-decl.c (record_builtin_type): Call debug_hooks->type_decl
1155 * dbxout.c (dbx_output_lbrac, dbx_output_rbrac): New
1156 functions, broken out of dbxout_block.
1157 (dbxout_block): The block at depth 0 should get LBRAC/RBRAC
1158 stabs too, if it contains symbols. Use the begin_label and
1159 the Lscope label (emitted by dbxout_function_end) for the
1160 range of this block.
1162 2004-08-03 Nathanael Nerode <neroden@gcc.gnu.org>
1164 * doc/install.texi: Update autoconf version requirements.
1166 2004-08-03 Zack Weinberg <zack@codesourcery.com>
1168 * defaults.h (LEGITIMATE_PIC_OPERAND_P): Provide default definition.
1169 * recog.c (general_operand, immediate_operand, nonmemory_operand)
1170 (asm_operand_ok): Remove #ifdefs on LEGITIMATE_PICOPERAND_P.
1171 * regclass.c (record_reg_classes): Likewise.
1172 * reload.c (find_reloads): Likewise.
1173 * reload1.c (reload): Likewise.
1175 2004-08-03 Zack Weinberg <zack@codesourcery.com>
1177 * gensupport.c (init_md_reader_args_cb): Renamed from
1178 init_md_reader_args. Add third option, callback function for
1179 parsing program-specific options. Add diagnosis of incorrect
1180 number of input files.
1181 (init_md_reader): Fold into init_md_reader_args_cb.
1182 (init_md_reader_args): Now a thin wrapper around
1183 init_md_reader_args_cb.
1184 * gensupport.h: Update prototypes.
1186 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
1187 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
1188 * genrecog.c: No need to diagnose lack of an input file;
1189 init_md_reader_args will handle it.
1190 * genconditions.c: Likewise, and use init_md_reader_args.
1191 * genconstants.c: Likewise, and no need to call read_md_rtx.
1193 2004-08-03 Joseph S. Myers <jsm@polyomino.org.uk>
1195 * c-decl.c (implicitly_declare): Diagnose incompatible implicit
1198 2004-08-03 Mike Stump <mrs@apple.com>
1200 * config/darwin-c.c: Don't search in "/Local/Library/Frameworks"
1202 * doc/invoke.texi (Darwin Options): Update to reflect above.
1204 2004-08-03 Roger Sayle <roger@eyesopen.com>
1207 * fold-const.c (extract_muldiv_1) <NOP_EXPR>: Disallow local
1208 truncations, not just global truncations.
1210 2004-08-03 Andrew Pinski <apinski@apple.com>
1213 * loop-iv.c (simplify_using_assignment): Initialize lhs.
1215 2004-08-03 Paul Brook <paul@codesourcery.com>
1217 * gcc/doc/install.texi: Document MPFR requirement.
1219 2004-08-03 Maciej W. Rozycki <macro@linux-mips.org>
1221 * aclocal.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Check for <sys/mman.h>
1222 and mmap() explicitly instead of relying on preset autoconf cache
1224 * configure: Regenerate.
1226 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
1229 * config.gcc (i[34567]86-*-* | x86_64-*-*): Add i386/t-gmm_malloc
1231 (i[34567]86-*-linux*aout* | i[34567]86-*-linux*libc1): Likewise.
1232 (i[34567]86-*-linux* | x86_64-*-linux*): Add i386/t-pmm_malloc
1235 * config/i386/t-gmm_malloc: New file.
1236 * config/i386/t-pmm_malloc: Likewise.
1238 * config/i386/xmmintrin.h: Include <mm_malloc.h>.
1240 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
1241 Tanguy Fautrà <tfautre@pandora.be>
1243 * config/i386/pmm_malloc.h: New file.
1245 2004-08-03 Danny Smith <dannysmith@users.sourceforge.net>
1247 * config/i386/gmm_malloc.h: New file.
1249 2004-08-03 Dale Johannesen <dalej@apple.com>
1251 * config/rs6000/rs6000.c (machopic_output_stub): Align Darwin stubs.
1252 * c-common.c: Include opts.h.
1253 (c_common_get_alias_set): Fix check for a single input file.
1254 * toplev.c: Remove current_file_decl.
1257 2004-08-03 Mark Mitchell <mark@codesourcery.com>
1259 * config.gcc (arm*-*-symbianelf*): New target.
1260 * config/arm/symbian.h: New file.
1262 * gthr-gnat.c: Add visibility #pragmas.
1263 * gthr-gnat.h : Likewise.
1265 * libgcc2.c (__ffsSI2): Move prototype to libgcc2.h.
1266 (__ffsDI2): Likewise.
1267 (__clzSI2): Likewise.
1268 (__ctzSI2): Likewise.
1269 (__ctzDI2): Likewise.
1270 (__popcountSI2): Likewise.
1271 (__popcountDI2): Likewise.
1272 (__paritySI2): Likewise.
1273 (__parityDI2): Likewise.
1274 * libgcc2.h: Add visibility #pragmas.
1275 (__clzDI2): Add prototype.
1276 (__clzSI2): Likewise.
1277 (__ctzSI2): Likewise.
1278 (__ffsDI2): Likewise.
1279 (__ffsSI2): Likewise.
1280 (__ctzDI2): Likewise.
1281 (__popcountSI2): Likewise.
1282 (__popcountDI2): Likewise.
1283 (__paritySI2): Likewise.
1284 (__parityDI2): Likewise.
1285 * unwind-dw2-fde.h: Add visibility #pragmas.
1286 * unwind.h: Likewise.
1288 2004-08-03 David Edelsohn <edelsohn@gnu.org>
1289 Dale Johannesen <dalej@apple.com>
1290 Roger Sayle <roger@eyesopen.com>
1292 * config/rs6000/rs6000.c (rs6000_rtx_costs): Calculate cost of
1293 constants more accurately. Adjust costs for FMA instructions.
1294 Add cases for most logical and float operations. Recurse into
1297 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
1299 * config.gcc (strongarm-*, xscale-*): Add t-arm to tmake_files.
1301 2004-08-03 Pat Haugen <pthaugen@us.ibm.com>
1303 * ra-build.c (conflicts_between_webs): For webs that cross a call add
1304 conflicts to regs_invalidated_by_call.
1306 2004-08-03 Paul Brook <paul@codesourcery.com>
1308 * config/arm/arm.c (emit_sfm): Only emit a single frame adjustment.
1310 2004-08-03 Jan Hubicka <jh@suse.cz>
1312 * coverage.c (tree_coverage_counter_ref): Fix computation of the new
1315 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
1317 * arm-cores.def: Sort by architecture. Add arm946es, arm966es,
1318 arm968es, arm10e, arm1020e, arm1022e.
1319 * invoke.texi: Update list of ARM cores.
1320 * arm-tune.md: Regenerate.
1322 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
1324 * arm/gentune.sh: New file.
1325 * arm/t-arm: New file.
1326 * arm/arm-tune.md: New file (autogenerated).
1327 * config.gcc (arm*-*-*): Add t-arm to tmake_file for all variants.
1328 * arm.md (attribute tune): Delete. Include arm-tune.md.
1330 2004-08-03 Paolo Bonzini <bonzini@gnu.org>
1332 * gcc.c (add_prefix, add_sysrooted_prefix): Remove
1333 penultimate parameter. All callers adjusted.
1334 (struct prefix_list): Remove used_flag_ptr.
1335 (find_a_file): Do not set *pl->used_flag_ptr.
1336 (warn_B, warn_std_ptr): Remove.
1338 2004-08-03 Yossi Markovich <yossim@il.ibm.com>
1339 Mostafa Hagog <mustafa@il.ibm.com>
1341 * config/rs6000/altivec.md (altivec_vnmsubfp): Fix wrong pattern.
1343 2004-08-02 Geoffrey Keating <geoffk@apple.com>
1345 * dwarf2out.c (output_call_frame_info): Don't change data format
1346 due to TARGET_USES_WEAK_UNWIND_INFO. Always refer to the local
1347 label. Use 'true' not '1'.
1348 * doc/install.texi (powerpc-*-darwin*): Mention cctools version
1351 2004-08-02 Gabriel Dos Reis <gdr@cs.tamu.edu>
1353 * gdbinit.in: Reflect previous changes to rtunion_def.
1355 2004-08-02 Roger Sayle <roger@eyesopen.com>
1357 * fold-const.c (fold) <TRUNC_MOD_EXPR>: The transformation "X % -Y"
1358 -> "X % Y" is only valid for TRUNC_MOD_EXPR.
1360 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1362 * vec.h (DEF_VEC_P): Add proper cast to uses of vec_o_reserve and
1364 * langhooks.h (lang_hooks::builtin_function): Rename parameter
1365 from "class" to "bt_class".
1367 2004-08-02 Paul Brook <paul@codesourcery.com>
1369 PR rtl-optimization/15068
1370 * flow.c (init_propagate_block_info): Check condition is reversible.
1372 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1374 * gengtype.h (options::info): Change type to const char *.
1375 (enum gc_used_enum): Move out of struct type scope.
1376 * gengtype.c (create_option): Convert initializer for option::info to
1378 (adjust_field_type, walk_type, write_func_for_structure,
1379 write_root, write_roots): Remove pointless cast.
1381 2004-08-02 J"orn Rennecke <joern.rennecke@superh.com>
1383 * genopinit.c (gen_insn): Check for MODE_COMPLEX_FLOAT patterns for $F.
1385 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1387 * rtl.h (union rtunion_def): Have all members start with the
1389 (XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, XBBDEF, XTMPL,
1390 X0INT, X0UINT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
1391 X0MEMATTR, X0BBDEF, X0REGATTR, XCINT, XCUINT, XCSTR, XCEXP,
1392 XCVEC, XCMODE, XCBITMAP, XCTREE, XCBBDEF, XC2EXP): Adjust members
1394 * gengtype.c (adjust_field_rtx_def): Likewise.
1395 * rtlanal.c (loc_mentioned_in_p): Likewise.
1397 2004-08-02 Richard Sandiford <rsandifo@redhat.com>
1399 * config.gcc (mips*-*-elf*, mips*-*-rtems*): Add elfos.h to tm_file.
1400 Replace uses of mips/elf64.h with mips/elf.h
1401 * config/mips/elf.h (MAX_OFILE_ALIGNMENT, TARGET_ASM_NAMED_SECTION)
1402 (TYPE_OPERAND_FMT, TYPE_ASM_OP, SIZE_ASM_OP, BSS_SECTION_ASM_OP)
1403 (ASM_OUTPUT_ALIGNED_BSS, ASM_WEAKEN_LABEL, ASM_OUTPUT_WEAK_ALIAS)
1404 (MAKE_DECL_ONE_ONLY, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP)
1405 (HANDLE_SYSV_PRAGMA): Delete.
1406 (ASM_OUTPUT_DEF): Fix formatting.
1407 * config/mips/elf64.h: Delete.
1409 2004-08-01 Zack Weinberg <zack@codesourcery.com>
1411 * config/ia64/ia64.c (got_symbolic_operand): Do require a
1412 symbol+offset operand to have its offset be zero mod 0x3fff
1413 when GOT entries are in use. Clarify logic in SYMBOL_REF
1414 case. Clarify comments.
1415 (ia64_expand_load_address): Split a symbol+offset load when
1416 the offset is nonzero mod 0x3fff, not 0x1fff.
1418 2004-08-01 Geoffrey Keating <geoffk@apple.com>
1420 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Just abort
1421 if trying to *store* to a non-offsettable address.
1422 * config/rs6000/rs6000.md (movtf_internal): Don't move GPRs to
1423 a nonoffsettable address.
1424 (movdi_internal32): Don't move GPRs to a nonoffsettable address.
1426 (movti_string): Don't move GPRs to a nonoffsettable address.
1427 (movti_ppc64): Don't move GPRs to a nonoffsettable address. Clean up.
1429 2004-08-02 Ben Elliston <bje@au.ibm.com>
1432 * config/rs6000/altivec.h: Replace typeof with __typeof__.
1434 2004-08-01 Richard Henderson <rth@redhat.com>
1436 * expr.c (expand_expr_real_1) <normal_inner_ref>: Fix crash with
1437 variable sized types.
1439 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
1441 * doc/invoke.texi: In the MIPS options section, remove the passage
1442 saying that -mexplicit-relocs is usually disabled for -mabicalls
1443 -fno-unit-at-a-time.
1444 * config/mips/mips.c (override_options): Remove the code that enforced
1447 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
1449 * config/mips/mips.md (cprestore): Provide two alternatives, one for
1450 an in-range offset and one for an out-of-range offset. Wrap the latter
1451 in .set macro/.set nomacro if it's inside a .set nomacro block.
1453 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
1455 * config/mips/mips-protos.h (mips_gp_save_slot): Remove.
1456 (mips_restore_gp): Declare.
1457 * config/mips/mips.c (mips_add_offset): Add a scratch register
1458 argument. Reimplement in rtl only, reusing MIPS16 logic from
1459 mips_output_mi_thunk.
1460 (mips_legitimize_address, mips_legitimize_const_move): Adjust calls
1462 (mips_gp_save_slot): Delete.
1463 (mips_restore_gp): New function.
1464 (mips_set_return_address, mips_output_mi_thunk): Use mips_add_offset.
1465 * config/mips/mips.md (exception_receiver): Turn into a
1466 define_insn_and_split. Use mips_restore_gp to do the split.
1467 (call_internal, call_value_internal, call_value_multiple_internal): Use
1468 mips_restore_gp to restore $gp.
1470 2004-07-31 Andrew Pinski <apinski@apple.com>
1473 * mkheaders.in (libsubdir): s/gcc-lib/gcc/.
1475 2004-07-31 Joseph S. Myers <jsm@polyomino.org.uk>
1477 * c-decl.c (diagnose_mismatched_decls): Give error for external
1478 redeclaration of identifier declared with no linkage, not just
1479 warning with -Wtraditional. Do not check DECL_CONTEXT to give
1480 error for redeclaration with no linkage.
1482 2004-07-30 Geoffrey Keating <geoffk@apple.com>
1483 Fariborz Jahanian <fjahanian@apple.com>
1485 * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Permit
1486 non-offsettable addresses even for DImode.
1487 (rs6000_split_multireg_move): Cope with non-offsettable addresses
1488 being moved into multiple GPRs.
1490 * config/rs6000/rs6000.c (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Default
1492 (rs6000_override_options): Use RS6000_DEFAULT_LONG_DOUBLE_SIZE.
1493 * config/rs6000/darwin.h (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define
1495 * config/rs6000/darwin-ldouble.c (isless): New macro.
1497 (nonfinite): New macro.
1499 (_xlqadd): Completely rewrite.
1500 (_xlqmul): Correct overflow handling.
1501 (_xlqdiv): Correct overflow handling.
1502 * config/rs6000/darwin-ldouble-format: New file.
1504 2004-07-30 Roger Sayle <roger@eyesopen.com>
1505 Richard Henderson <rth@redhat.com>
1507 * config/i386/i386.md: New peephole2's to convert imul by 3, 5 or
1508 9 into the equivalent lea instruction.
1510 2004-07-30 Richard Henderson <rth@redhat.com>
1512 * gimplify.c (gimplify_expr) <case CONST_DECL>: Don't replace
1513 with DECL_INITIAL if fb_lvalue.
1514 * tree-gimple.c (is_gimple_id): Add CONST_DECL.
1515 * tree-pretty-print.c (dump_decl_name): Dump unnamed CONST_DECL
1517 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Fold CONST_DECL.
1519 2004-07-30 Diego Novillo <dnovillo@redhat.com>
1521 * tree-ssa-alias.c (compute_points_to_and_addr_escape): If a
1522 pointer escapes through a function call, assume that the
1523 callee will dereference it.
1524 (add_pointed_to_var): Assume that VALUE is always an
1526 (collect_points_to_info_r): Only call add_pointed_to_var if
1527 the value is an ADDR_EXPR.
1529 2004-07-30 Diego Novillo <dnovillo@redhat.com>
1531 * tree-ssa-alias.c (create_alias_map_for): Do not get the
1532 alias set of the inner type of ARRAY_TYPEs.
1534 2004-07-29 Diego Novillo <dnovillo@redhat.com>
1536 * tree-ssa-ccp.c (visit_assignment): Move code to prevent
1537 setting a non-register to UNDEFINED right before the call to
1540 2004-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
1542 * config/sh/lib1funcs.asm: Make aliases movstr* for movmem*.
1544 2004-07-29 Diego Novillo <dnovillo@redhat.com>
1546 * tree-ssa.c (verify_flow_sensitive_alias_info): When
1547 comparing points-to sets of different pointers, make sure the
1548 second pointer is actually referenced in the code.
1550 2004-07-29 Zack Weinberg <zack@codesourcery.com>
1552 * config/ia64/ia64.c (setjmp_operand): Delete, unused.
1553 (got_symbolic_operand): Remove unreachable code.
1554 * config/ia64/ia64.h (PREDICATE_CODES): Remove entry for
1555 setjmp_operand; add entry for tls_symbolic_operand.
1556 * config/ia64/ia64-protos.h: Remove all prototypes of
1557 predicate functions.
1559 2004-07-29 Mark Mitchell <mark@codesourcery.com>
1561 * c-common.h (lang_post_pch_load): New variable.
1562 * c-pch.c (lang_post_pch_load): Define it.
1563 (c_common_read_pch): Use it.
1564 * cgraphunit.c (record_call_1): Give the front end a chance to
1565 record additional needed entities when a variable is marked as
1567 * tlink.c (recompile_files): Robustify.
1568 (scan_linker_output): If a symbol is assigned to a file,
1569 but after recompilation is not present there, issue an error
1572 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1574 * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
1575 Take orig_loop argument and pass it to set_level.
1576 (schedule_sm): Pass the correct orig_loop to force_move_till.
1578 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1580 * cfgloop.c (update_latch_info): Update dominator of the new block.
1581 (canonicalize_loop_headers, flow_loops_find): Do not free dominance
1583 * dominance.c (verify_dominators): Check that the dominance tree is
1585 (recount_dominator): Ignore unreachable blocks.
1586 (iterate_fix_dominators): Cleanup old dominance information before
1589 2004-07-29 Diego Novillo <dnovillo@redhat.com>
1591 * tree-ssa-operands.c (get_expr_operands): Revert changes
1592 to ADDR_EXPR processing introduced by:
1593 2004-06-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1594 * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
1596 2004-07-29 Joseph S. Myers <jsm@polyomino.org.uk>
1598 * doc/implement-c.texi: Add C90 subclause references. Point to
1599 preprocessor documentation instead of duplicating it. Add points
1600 only present in C90. Fill in documentation for all points.
1602 2004-07-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1604 * pa.c (output_movb): Correct typo.
1606 2004-07-29 Pat Haugen <pthaugen@us.ibm.com>
1608 * ra.h (single_reg_in_regclass): Declare.
1609 * ra.c (single_reg_in_regclass): Define.
1610 (first_hard_reg): New.
1611 (init_ra): Initialize single_reg_in_regclass.
1612 * ra-colorize.c (ok_class): New.
1613 (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
1615 2004-07-29 Nathan Sidwell <nathan@codesourcery.com>
1617 * gcov-io.h: Allow zero tag as EOF indicator.
1618 (gcov_is_eof): Remove.
1619 (gcov_truncate): Remove.
1620 * gcov-io.c (gcov_seek): Always SEEK_SET.
1621 * libgcov.c (gcov_exit): Don't use gcov_truncate. Write explicit
1623 * coverage.c (read_counts_file): Don't use gcov_is_eof.
1624 * gcov-dump.c (dump_file): Likewise.
1625 * gcov.c (read_graph_file, read_count_file): Likewise.
1627 * c-decl.c (complete_array_type): Don't gratuitously copy
1628 maxindex. Check it always has a type.
1630 2004-07-29 Steven Bosscher <stevenb@suse.de>
1632 * rtl.c (currently_expanding_to_rtl): New.
1633 * rtl.h (currently_expanding_to_rtl): Export it.
1634 * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
1636 * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
1638 * config/sh/sh.c: Replace rtx_equal_function_value_matters
1639 with currently_expanding_to_rtl.
1640 * config/sh/sh.md: Likewise.
1641 * config/ia64/ia64.c (got_symbolic_operand): Likewise.
1643 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
1645 Introduce sh2a support.
1646 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
1647 * config.gcc: Build multilibs for sh2a and sh2a-single by
1649 * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
1650 default. Split their tests out of the corresponding SH4
1652 * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
1654 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
1655 * config.gcc: Handle sh2a multilibs and cpu selection.
1656 * config/sh/sh.h: Likewise. Handle sh2a command line flags.
1657 * config/sh/t-mlib-sh2a: New.
1658 * config/sh/t-mlib-sh2a-nofpu: New.
1659 * config/sh/t-mlib-sh2a-single: New.
1660 * config/sh/t-mlib-sh2a-single-only: New.
1661 2004-07-09 Nick Clifton <nickc@redhat.com>
1663 * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
1664 -ml and -m2a are used together.
1665 2004-03-23 DJ Delorie <dj@redhat.com>
1666 * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
1667 when we have a double-sized FPU.
1668 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
1669 * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
1671 * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
1672 -msh2a-single and -msh2a-single-only
1673 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
1674 * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
1676 2004-02-20 DJ Delorie <dj@delorie.com>
1677 * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
1678 2004-02-20 Fred Fish <fnf@redhat.com>,
1679 Corinna Vinschen <vinschen@redhat.com>
1680 * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
1681 (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
1682 2004-02-18 DJ Delorie <dj@redhat.com>
1683 * config/sh/sh.c (broken_move): Add support for movi20.
1684 * config/sh/sh.h: Likewise.
1685 (SHIFT_COUNT_TRUNCATED): Set for sh2a.
1686 * config/sh/sh.md (udivsi3_sh2a): New.
1691 (ashlsi3_sh2a): New.
1692 (ashrsi3_sh2a): New.
1693 (lshrsi3_sh2a): New.
1694 (movsi_i): Disable for sh2a.
1695 (movsi_ie): Add movi20.
1696 (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
1697 sh2a, for -m2a-nofpu mode.
1698 2004-02-13 DJ Delorie <dj@redhat.com>
1699 * config/sh/lib1funcs.asm: Handle double vs single better.
1700 * config/sh/sh.h: Likewise.
1701 2004-02-09 DJ Delorie <dj@redhat.com>
1702 * config/sh/crt1.asm: Add support for sh2a.
1703 * config/sh/elf.h: Likewise.
1704 * config/sh/lib1funcs.asm: Likewise.
1705 * config/sh/sh.c: Likewise.
1706 * config/sh/sh.md: Likewise.
1707 * config/sh/sh.h: Likewise.
1708 * config/sh/t-sh: Likewise.
1710 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
1712 * config/frv/frv.md (movqi_internal, movhi_internal,
1713 movsi_internal): Add backup alternatives for memory inputs.
1715 2004-07-28 Matt Austern <austern@apple.com>
1717 * config/darwin.c (darwin_one_byte_bool): New global variable.
1718 * config/darwin.h (darwin_one_byte_bool): Declare.
1719 (SUBTARGET_OPTIONS): Define macro. (for -mone-byte-bool flag.)
1720 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
1721 value of darwin_one_byte_bool.
1722 * doc/invoke.texi: Document -mone-byte-bool flag.
1724 2004-07-28 Eric Christopher <echristo@redhat.com>
1726 * c-common.c (c_common_unsafe_for_reeval): Delete.
1727 * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
1728 * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
1729 * calls.c (fix_unsafe_tree): Delete.
1730 (expand_call): Delete code which used above.
1731 * dojump.c (do_jump): Delete UNSAVE_EXPR case.
1732 * expr.c (expand_expr_real_1): Ditto.
1733 * fold-const.c (non_lvalue): Ditto.
1734 * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
1735 (lhd_unsafe_for_reeval): Ditto.
1736 * langhooks.c (lhd_unsafe_for_reeval): Ditto.
1737 * langhooks.h (unsafe_for_reeval): Ditto.
1738 (unsave_expr_now): Adjust comment.
1739 * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
1740 (estimate_num_insns_1): Ditto.
1741 * tree-pretty-print.c (dump_generic_node): Ditto.
1742 * tree.c (expr_align): Ditto.
1743 (unsave_expr): Delete.
1744 (unsafe_for_reeval): Ditto.
1745 * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
1746 * tree.def (UNSAVE_EXPR): Delete.
1747 * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
1749 2004-07-28 Zack Weinberg <zack@codesourcery.com>
1751 * tree.h (enum tls_model): Move ...
1752 * coretypes.h: ... here.
1754 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
1756 * config/frv/frv.h (EPILOGUE_USES): New. Use LR.
1758 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
1760 * cse.c (validate_canon_reg): New function, split out from...
1761 (canon_reg): ...here. Use validate_canon_reg for both 'e' and 'E'.
1763 2004-07-28 Diego Novillo <dnovillo@redhat.com>
1765 * tree-ssa-alias.c (maybe_create_global_var): Don't just
1766 return if .GLOBAL_VAR has been created.
1768 2004-07-28 Diego Novillo <dnovillo@redhat.com>
1770 * tree-ssa.c (verify_flow_insensitive_alias_info): Process
1771 every variable that may have aliases, not just tags.
1773 2004-07-28 Aldy Hernandez <aldyh@redhat.com>
1775 * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
1776 move_from_CR_eq_bit.
1777 Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
1780 * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
1783 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
1784 output_e500_flip_eq_bit.
1786 * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
1787 output_e500_flip_eq_bit.
1788 (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
1789 output_e500_flip_eq_bit.
1790 Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
1791 (print_operand): case D. Get to EQ bit.
1793 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
1795 * gcov.c (function_summary): Add missing \n.
1797 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
1799 Introduce sh4a support.
1800 * config.gcc: Handle sh4a multilibs and cpu selection.
1801 * config/sh/sh.h: Likewise. Handle sh4a command line flags.
1802 * config/sh/t-mlib-sh4a: New.
1803 * config/sh/t-mlib-sh4al: New.
1804 * config/sh/t-mlib-sh4a-nofpu: New.
1805 * config/sh/t-mlib-sh4a-single: New.
1806 * config/sh/t-mlib-sh4a-single-only: New.
1807 2004-02-20 DJ Delorie <dj@redhat.com>
1808 * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
1809 * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
1810 2003-08-22 Eric Christopher <echristo@redhat.com>
1811 * config/sh/sh4a.md: Update for chip errata.
1812 2003-08-07 Eric Christopher <echristo@redhat.com>
1813 * config/sh/sh4a.md: New file. sh4a processor description.
1814 2003-07-08 Alexandre Oliva <aoliva@redhat.com>
1815 * config/sh/sh.h (TARGET_SWITCHES): Added 4al. Adjust description
1817 (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
1818 * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
1819 * doc/invoke.texi (SH Options): Document -m4al.
1820 2003-07-03 Alexandre Oliva <aoliva@redhat.com>
1821 * config/sh/sh.c (expand_block_move): Remove commented-out code
1822 checked in by mistake.
1823 (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
1824 single elements from SFmode vectors.
1825 * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
1827 (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
1828 2003-07-01 Alexandre Oliva <aoliva@redhat.com>
1829 * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
1830 sh_fsca_int2sf): Remove variable declarations.
1831 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
1832 sh_fsca_int2sf): New functions.
1833 (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
1834 sh_fsca_int2sf_rtx): New static variables.
1835 * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
1836 sh_fsca_int2sf): Declare.
1837 * config/sh/sh.md: Adjust.
1838 * doc/invoke.texi (SH Options): Document new options.
1839 * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
1840 compatibility from SH4 code.
1841 2003-06-27 Alexandre Oliva <aoliva@redhat.com>
1842 * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
1844 (memory_movsrc_operand): Renamed to...
1845 (unaligned_load_operand): ... this. Simplified.
1846 * config/sh/sh.h (PREDICATE_CODES): Adjust.
1847 * config/sh/sh.md (movua, extv, extzv): Likewise. Change movua's
1848 input operand to SImode, and adjust the others. Introduce
1849 post-increment by peephole.
1850 * config/sh/sh.c (expand_block_move): Give the target address the
1851 same mode as the temp reg.
1852 * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
1854 2003-06-26 Alexandre Oliva <aoliva@redhat.com>
1855 Introduce support for SH4a.
1856 * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
1857 __SH4A__. Emit 4 4kb blocks and touch all of them otherwise.
1858 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
1859 sh_fsca_int2sf): New.
1860 (sh_init_builtins): Initialize them.
1861 (print_operand): Support `d'.
1862 (expand_block_move): Use movua if src is misaligned.
1863 (memory_movsrc_operand): New.
1864 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
1865 and one of the SH4 macros.
1866 (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
1867 SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
1868 SELECT_SH4A_SINGLE): New.
1869 (TARGET_NONE): Add SH4A_BIT.
1870 (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
1871 (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
1872 (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
1873 (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
1874 (enum processor_type): Added PROCESSOR_SH4A.
1875 (PREDICATE_CODES): Add memory_movsrc_operand.
1876 * config/sh/sh.md: Removed unused variables.
1877 (attr cpu): Add sh4a.
1878 (attr type): Add movua, fsrra and fsca.
1879 (prefetch): New, for SH4.
1880 (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
1881 (toggle_sz): Set type to fp.
1882 (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
1883 (movua, extv, extzv): New.
1884 * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
1887 2004-07-28 Diego Novillo <dnovillo@redhat.com>
1889 * tree-optimize.c (init_tree_optimization_passes): Schedule
1890 pass_may_alias right after the program is renamed into SSA.
1891 * tree-pass.h (PROP_alias): Define.
1892 * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
1893 * tree-sra.c (pass_sra): Likewise.
1894 * tree-ssa-ccp.c (pass_ccp): Likewise.
1895 * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
1896 * tree-ssa-dce.c (pass_dce): Likewise.
1897 * tree-ssa-dom.c (pass_dominator): Likewise.
1898 * tree-ssa-dse.c (pass_dse): Likewise.
1899 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
1900 * tree-ssa-loop-ch.c (pass_ch): Likewise.
1901 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
1902 * tree-ssa-pre.c (pass_pre): Likewise.
1903 * tree-tailcall.c (pass_tail_recursion): Likewise.
1904 * tree-ssa.c (pass_redundant_phi): Likewise.
1905 * tree-ssa-alias.c (aliases_computed_p): Remove.
1907 (init_alias_info): Do not mark all type tags for renaming
1909 Clear may_aliases from every symbol.
1910 (setup_pointers_and_addressables): If a pointer has not been
1911 dereferenced and it had a type tag, clear it and mark the old
1914 2004-07-28 Diego Novillo <dnovillo@redhat.com>
1916 PR tree-optimization/16705
1917 * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
1920 2004-07-27 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1922 * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
1925 * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
1926 don't make another one.
1928 PR optimization/15077
1929 * function.h (struct function): Add field saved_static_chain_decl.
1930 Fix comment for static_chain_decl.
1931 * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
1932 * tree-inline.h (save_body): Add new arg.
1933 * tree-optimize.c (tree_rest_of_compilation): Handle saving
1936 2004-07-27 Richard Henderson <rth@redhat.com>
1938 * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
1939 (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
1940 is_gimple_addressable.
1941 * tree-gimple.c (is_gimple_addressable): Rename from
1942 is_gimple_addr_expr_arg; accept INDIRECT_REF.
1943 (is_gimple_lvalue): Don't test INDIRECT_REF directly.
1944 * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
1945 rename to is_gimple_addressable.
1947 2004-07-28 Alan Modra <amodra@bigpond.net.au>
1949 * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
1951 2004-07-27 Richard Henderson <rth@redhat.com>
1953 * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
1956 2004-07-27 Zack Weinberg <zack@codesourcery.com>
1958 * libgcc2.c: Change all conditionals testing
1959 LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
1960 * libgcc2.h: Likewise.
1961 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
1962 TYPE_PRECISION of float80_type to 80.
1963 * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
1964 of fpreg_type and float80_type to 80.
1965 * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
1966 * config/m68k/netbsd-elf.h:
1967 Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
1968 to evaluate to 80 whenever they would formerly have evaluated to 96.
1969 * config/i386/sco5.h: Remove unnecessary redefinition of
1970 LONG_DOUBLE_TYPE_SIZE.
1971 * doc/rtl.texi: Clarify uses of XFmode and TFmode.
1972 * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
1973 XFmode, with a bitsize of 80. Update commentary.
1974 * config/ia64/ia64-modes.def: Likewise.
1975 * config/m68k/m68k-modes.def: Likewise.
1977 2004-07-27 Steven Bosscher <stevenb@suse.de>
1979 * cfgexpand.c (tree_expand_cfg): Fix comment.
1981 * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
1982 * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
1984 (prepare_function_start): Don't set rtx_equal_function_value_matters.
1985 * integrate.c (copy_rtx_and_substitute): Don't test for it.
1986 * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
1987 Don't set rtx_equal_function_value_matters. Don't register RTL hooks
1988 here again. Update leading comment.
1989 * rtl.c (rtx_equal_function_value_matters): Remove.
1990 (rtx_equal_p): Don't test for it.
1991 * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
1994 * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
1995 * rtl.c (note_insn_name): Likewise.
1996 * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
1997 * final.c (final_scan_insn): Likewise.
1999 * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
2000 * passes.c (rest_of_handle_eh): Do it here.
2002 * stmt.c (struct nesting): Remove struct nesting block member.
2003 (struct stmt_status): Remove x_block_start_count field.
2004 (current_block_start_count): Remove.
2006 2004-07-27 Brian Booth <bbooth@redhat.com>
2008 * tree-optimize.c (register_one_dump_file): Update condition that uses
2010 (dup_pass_1): Replace with...
2011 (next_pass_1): This.
2012 (NEXT_PASS): Call next_pass_1.
2014 (init_tree_optimization_passes): Remove uses of DUP_PASS.
2015 (execute_one_pass): Update condition that uses
2017 * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
2020 2004-07-27 Nick Clifton <nickc@redhat.com>
2022 * config/m32r/m32r.c: Include integrate.h in order to get the
2023 prototype for get_hard_reg_initial_val().
2025 * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
2026 and tidy up indentation.
2027 (final_presence_set): Use absence_set instead, so that if there is
2028 nothing in the "o" pipe the "s" pipe can be scheduled.
2030 2004-07-27 Diego Novillo <dnovillo@redhat.com>
2032 * tree-ssa-alias.c (create_name_tags): Ignore pointers that
2033 don't have PT_VARS nor PT_MALLOC set.
2034 Clear name tag from pointers that have not been dereferenced.
2035 (set_pt_anything, set_pt_malloc): Forward declare.
2036 * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
2037 not type compatibility when determining if a pointer can be
2040 2004-07-27 Richard Sandiford <rsandifo@redhat.com>
2042 * expr.h (canonicalize_condition, get_condition): Add an int argument.
2043 * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
2044 it to check whether the condition is still valid at the jump insn.
2045 * ifcvt.c (noce_get_condition): Likewise.
2046 (noce_get_alt_condition): Update call to canonicalize_condition.
2047 * loop-iv.c (simplify_using_initial_values): Update call to
2048 get_condition. Remove FIXME.
2049 (check_simple_exit): Update call to get_condition.
2050 * loop-unswitch.c (may_unswitch_on): Likewise.
2051 * loop.c (check_dbra_loop): Likewise.
2052 (canonicalize_condition, get_condition): Add an argument to say whether
2053 the condition must still be valid at INSN.
2054 (get_condition_for_loop): Update call to get_condition. Require that
2055 the condition be valid at INSN.
2056 * predict.c (estimate_probability): Update call to get_condition.
2057 Remove unused earliest parameter.
2058 (expected_value_to_br_prob): Update call to canonicalize_condition.
2060 2004-07-26 Eric Christopher <echristo@redhat.com>
2062 * tree-dfa.c (add_referenced_var): Register initializers of global
2065 2004-07-26 Paolo Bonzini <bonzini@gnu.org>
2067 * config/i386/i386.c (function_arg): Always treat 8-
2068 and 16-byte wide vectors the same, even if MMX/SSE
2070 (contains_128bit_aligned_vector_p): Add comment.
2072 2004-07-26 J"orn Rennecke <joern.rennecke@superh.com>
2074 * ra.h (enum node_type): Rename to:
2075 (enum ra_node_type).
2076 * ra-colorize.c: Likewise.
2078 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
2080 * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
2081 after simplifying the jump.
2083 2004-06-26 Richard Henderson <rth@redhat.com>
2085 * calls.c (combine_pending_stack_adjustment_and_call): Make
2086 preferred_unit_stack_boundary argument unsigned. Make
2087 unadjusted_alignment unsigned.
2088 (expand_call): Make preferred_stack_boundary and
2089 preferred_unit_stack_boundary variables unsigned.
2090 * function.c (assign_stack_local_1): Make alignment unsigned.
2091 * function.h (struct function): Make stack_alignment_needed,
2092 preferred_stack_boundary unsigned.
2093 * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
2094 (ix86_compute_frame_layout): Make stack_alignment_needed,
2095 preferred_alignment variables unsigned.
2096 * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
2098 2004-07-26 Tom Tromey <tromey@redhat.com>
2100 * tree.h: Fix typo in comment.
2102 2004-07-26 Daniel Jacobowitz <dan@debian.org>
2105 * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
2106 (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
2107 (ggc_free): Remove incorrect freeing.
2108 (sweep_pages): Advance PP for large pages. Fix indentation.
2110 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
2112 PR rtl-optimization/16643
2113 * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
2114 * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
2115 * basic-block.h (reorder_basic_blocks): Add a flags parameter.
2116 * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
2117 (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
2118 * function.c (thread_prologue_and_epilogue_insns): Likewise.
2119 * rtl.h (tracer): Add a flags parameter.
2120 * tracer.c (tracer): Pass it to cfg_layout_initialise.
2121 * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
2122 (rest_of_handle_reorder_blocks): Update calls to tracer and
2123 reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
2124 (rest_of_handle_tracer): Pass 0 to tracer.
2125 (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
2127 2004-07-25 David Edelsohn <edelsohn@gnu.org>
2130 * config/rs6000/rs6000.md (movdi_internal64): Further disparage
2133 2004-07-24 Nathan Sidwell <nathan@codesourcery.com>
2135 * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
2136 (BINFO_BASE_ACCESS): Adjust.
2137 (BINFO_BASE_ACCESS_APPEND): New.
2138 (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
2139 * dbxout.c (dbxout_type): Adjust binfo access accessing.
2140 * dwarf2out.c (gen_member_die): Likewise.
2141 * tree-dump.c (deque_and_dump): Likewise.
2143 2004-07-26 Falk Hueffner <falk@debian.org>
2145 * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
2148 2004-07-25 Roger Sayle <roger@eyesopen.com>
2150 * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
2151 value off of the stack if TARGET_USE_FFREEP.
2153 2004-07-26 Bernardo Innocenti <bernie@develer.com>
2155 * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
2156 * gengtype-yacc.y: Likewise. Replace free() with XDELETE ().
2157 * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
2158 check on invocation of XRESIZEVEC ().
2160 2004-07-26 Bernardo Innocenti <bernie@develer.com>
2162 * c-common.c (disable_builtin_function): Rename variable n to
2163 new_disabled_builtin.
2164 * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
2165 Rename local variable old to old_decl.
2166 * gensupport.c (shift_output_template): Rename parameter old to src.
2167 * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
2168 old_rtx and newx to new_rtx.
2170 2004-07-26 Bernardo Innocenti <bernie@develer.com>
2172 * Makefile.in (C_PRAGMA_H): New variable to track dependencies
2174 * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
2176 * c-lex.c: Likewise.
2178 2004-07-25 Roger Sayle <roger@eyesopen.com>
2180 * fold-const.c (constant_boolean_node): Make extern.
2181 (make_range): Wrap long lines.
2182 (fold_cond_expr_with_comparison): Remove unnecessary call to
2183 pedantic_non_lvalue. Add missing calls to fold_convert.
2184 (fold_truthop): Add missing calls to fold_convert.
2186 * tree.h (constant_boolean_node): Add prototype here.
2187 * builtins.c (expand_builtin_strncmp): Add missing calls to
2189 * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
2190 Call fold_convert and constant_boolean_node to correct types.
2191 * tree-ssa-forwprop.c (substitute_single_use_vars): Add
2192 missing call to fold_convert to correct types.
2194 2004-07-26 Niall Douglas <s_fsfeurope2@nedprod.com>
2195 Brian Ryner <bryner@brianryner.com>
2199 * c-common.c (c_common_attribute_table): Allow
2200 handle_visibility_attribute to be called for types.
2201 (handle_visibility_attribute) When given a type, set the visibility
2202 bits on the TYPE_NAME. When given a decl, don't set no_add_attrs
2203 so that we can check later whether the attribute was present. Added
2204 warning if attribute applied to non class type.
2205 * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
2206 decls and checking that they are consistent.
2207 * common.opt: Added -fvisibility.
2208 * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
2209 * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
2210 * flags.h, tree.h: Added assorted support defines for overall patch
2211 * opts.c: Added parsing support for -fvisibility.
2212 * tree.c (build_decl): Set visibility for all decls to be whatever
2213 is in force at that time.
2214 * varasm.c (default_binds_local_p_1): Reworked logic determining
2215 when to make a symbol locally bound.
2216 * doc/invoke.texi: Added documentation for -fvisibility and
2217 -fvisibility-inlines-hidden.
2219 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2221 * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
2222 * c-common.c: Add missing casts from void * to other types.
2223 * c-decl.c: Likewise.
2224 * c-format.c: Likewise.
2225 * c-lex.c: Likewise.
2226 * c-pragma.c: Likewise.
2227 * c-typeck.c: Likewise.
2228 * defaults.h: Likewise.
2229 * genconstants.c: Likewise.
2230 * gengtype-lex.l: Likewise.
2231 * genmodes.c: Likewise.
2232 * read-rtl.c: Likewise.
2235 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2237 * bitmap.c: Use type-safe memory allocation macros from libiberty.
2238 * c-common.c: Likewise.
2239 * c-decl.c: Likewise.
2240 * c-lang.c: Likewise.
2241 * c-lex.c: Likewise.
2242 * c-opts.c: Likewise.
2243 * c-parse.in: Likewise.
2244 * c-typeck.c: Likewise.
2245 * genconditions.c: Likewise.
2246 * gengtype-lex.l: Likewise.
2247 * gengtype-yacc.y: Likewise.
2248 * gengtype.c: Likewise.
2249 * genmodes.c: Likewise.
2250 * gensupport.c: Likewise.
2251 * read-rtl.c: Likewise.
2252 * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
2255 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2257 * c-decl.c (groktypename, groktypename_in_param_context): Rename
2258 variable typename to type_name.
2259 * c-lex.c (interpret_float): Likewise.
2261 2004-07-25 Roger Sayle <roger@eyesopen.com>
2263 * convert.c (convert_to_real, convert_to_integer,
2264 convert_to_complex): Replace calls to build with calls to buildN.
2265 * coverage.c (tree_coverage_counter_ref): Likewise.
2266 * dojump.c (do_jump): Likewise.
2267 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
2268 * emit-rtl.c (component_ref_for_mem_expr,
2269 set_mem_attributes_minus_bitpos): Likewise.
2270 * explow.c (update_nonlocal_goto_save_area): Likewise.
2271 * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
2272 expand_mult_add): Likewise.
2273 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
2274 store_constructor, get_inner_reference, expand_expr_real_1,
2275 try_casesi, try_tablejump): Likewise.
2276 * function.c (expand_function_start): Likewise.
2277 * stmt.c (emit_case_bit_tests, expand_end_case_type,
2278 node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
2279 * stor-layout.c (place_union_field, layout_type): Likewise.
2280 * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
2281 * varasm.c (copy_constant): Likewise.
2283 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2285 * c-common.c: Rename all identifiers named `new'.
2286 * c-decl.c: Likewise.
2287 * gensupport.c: Likewise.
2288 * simplify-rtx.c: Likewise.
2289 * c-common.c (disable_builtin_function): Replace a call to xmalloc()
2291 * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
2294 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
2297 * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
2298 declarations until after calling pushdecl.
2299 (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
2300 "extern" and not on whether the declaration is initialized.
2302 2004-07-25 Daniel Jacobowitz <dan@debian.org>
2304 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
2305 (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
2306 * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
2307 "cpplib.h", "c-pragma.h", "c-common.h".
2308 (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
2309 (solaris_register_pragmas): New functions.
2310 * config/sol2-protos.h: New file.
2311 * config/sol2.c: New file.
2312 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
2313 (REGISTER_TARGET_PRAGMAS): New macros.
2314 (solaris_pending_aligns, solaris_pending_inits)
2315 (solaris_pending_finis): New variables.
2316 * config/t-sol2 (sol2-c.o): Update dependencies.
2318 * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
2319 SUBTARGET_INSERT_ATTRIBUTES.
2320 (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
2321 * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
2322 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
2323 * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
2324 * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
2325 * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
2326 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
2327 * config/sparc/sparc.c (sparc_attribute_table): New.
2328 (TARGET_INSERT_ATTRIBUTES): Define in terms of
2329 SUBTARGET_INSERT_ATTRIBUTES.
2330 (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
2332 * doc/extend.texi (Solaris Pragmas): New section.
2334 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2336 * c-common.c: Rename all identifiers named `class' to `cl'.
2337 * c-common.h: Likewise.
2338 * c-parse.in: Likewise.
2339 * c-typeck.c: Likewise.
2340 * genmodes.c: Likewise.
2343 * recog.c: Likewise.
2344 * recog.h: Likewise.
2345 * regrename.c: Likewise.
2347 * c-common.c (builtin_function_2): Change type of 5th parameter from
2348 int to enum built_in_function. Change type of 8th parameter from int
2350 * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
2352 * c-typeck.c (convert_arguments): Change type of formal_prec from
2353 int to unsigned int.
2354 * genmodes.c (blank_mode): Make a few negative constants unsigned.
2355 (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
2356 emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
2357 emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
2358 emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
2359 iterator to for_all_modes () instead of an enum because enums can't
2360 be incremented in C++.
2363 2004-07-25 Daniel Jacobowitz <dan@debian.org>
2365 * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
2368 2004-07-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2370 * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
2371 Handle ARRAY_RANGE_REF like ARRAY_REF.
2373 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
2375 * c-typeck.c (digest_init): Don't allow arrays of signed or
2376 unsigned variants of wchar_t to be initialized by wide string
2377 constants. Do allow arrays of enumerated types compatible with
2378 wchar_t to be initialized by wide string constants. Refine tests
2379 distinguishing wide and narrow strings and arrays. Give specific
2380 error for arrays of other integer types initialized by string
2382 (output_init_element, process_init_element): Check for
2383 INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
2384 initializing with string constants.
2386 2004-07-25 Richard Henderson <rth@redhat.com>
2388 * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
2390 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
2391 * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
2392 DECL_IGNORED_P to new decl.
2394 2004-07-24 Zack Weinberg <zack@codesourcery.com>
2396 * config/ia64/ia64.c (general_xfmode_operand)
2397 (destination_xfmode_operand): Delete.
2398 * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
2399 * config/ia64/ia64.md (*movxf_internal): Use general_operand
2400 and destination_operand.
2402 2004-07-24 Alexander Kabaev <kan@freebsd.org>
2404 * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
2405 (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
2407 2004-07-24 Alexander Kabaev <kan@freebsd.org>
2408 Zack Weinberg <zack@codesourcery.com
2411 * c-decl.c (diagnose_mismatched_decls): Don't issue a
2412 redundant-declaration warning the first time a builtin is
2413 declared explicitly.
2415 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2417 * tree.h (staticp): Change return type to bool.
2419 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2421 * c-common.c (c_staticp): Last episode of the staticp saga.
2423 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2425 * c-common.h (c_staticp): Change return type from int to bool.
2426 * tree.c (staticp): Likewise.
2427 * langhooks.h (staticp): Likewise.
2429 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2431 * langhooks-def.h (lhd_staticp): Change return type from int to
2432 bool in prototype to match definition.
2434 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2436 * system.h (bool, true, false): Don't redefine as preprocessor macros
2439 2004-07-24 Roger Sayle <roger@eyesopen.com>
2441 * expmed.c (init_expmed): A signed modulus by a power of two is
2442 considered cheap if its less than or equal to four instructions.
2444 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2446 * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
2447 GGC_CNEWVAR): New macros.
2449 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2451 * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
2453 * c-decl.c: Likewise.
2454 * c-format.c: Likewise.
2455 * c-lex.c: Likewise.
2456 * c-opts.c: Likewise.
2457 * c-pragma.c: Likewise.
2458 * c-typeck.c: Likewise.
2459 * gencheck.c: Likewise.
2460 * genconditions.c: Likewise.
2461 * genconfig.c: Likewise.
2462 * genflags.c: Likewise.
2463 * gengtype.c: Likewise.
2464 * gensupport.c: Likewise.
2465 * ggc-none.c: Likewise.
2466 * langhooks.c: Likewise.
2467 * statistics.h: Likewise.
2468 * stub-objc.c: Likewise.
2469 * java/decl.c: Likewise.
2471 2004-07-24 Roman Zippel <zippel@linux-m68k.org>
2473 * config/m68k/m68k.c (output_scc_di): Fix coding style.
2474 (symbolic_operand): Fix prototype.
2475 * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
2476 * config/m68k/m68k.md: Add constants for registers a0 and sp and
2477 use them, change from the "{...}" syntax to the simpler {...}
2479 (*cfv4_extendqisi2): Fix destination predicate.
2480 * config/m68k/m68k-protos.h: Remove various declarations also
2481 generated via PREDICATE_CODES.
2483 2004-07-23 Mike Stump <mrs@apple.com>
2485 * c-typeck.c (convert_for_assignment): Tightened up pointer
2486 converstions that differ in signedness.
2488 2004-07-23 Zack Weinberg <zack@codesourcery.com>
2490 * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
2492 2004-07-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2494 * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
2495 * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
2497 * gimplify.c (gimplify_compound_lval): Check for no handled
2498 operations, rather than checking for explicit list of nodes.
2499 (is_gimple_addr_expr_arg_or_indirect): New function.
2500 (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
2501 redundant setting of TREE_INVARIANT.
2502 (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
2503 * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
2505 2004-07-23 Diego Novillo <dnovillo@redhat.com>
2507 PR tree-optimization/16688
2508 PR tree-optimization/16689
2509 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
2510 unnecessary initialization of 'tag'.
2511 (get_tmt_for): Check that the new type tag has the same alias
2512 set as the pointed-to type.
2513 (group_aliases): Only regular variables need to be removed
2514 from the alias set of a name tag.
2515 * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
2516 propagation if the two types are not compatible.
2517 (merge_alias_info): Rename from replace_ssa_names_ann.
2519 (replace_exp_1): If both arguments are SSA_NAMEs, check that
2520 the propagation can be done.
2521 Only call merge_alias_info on pointers.
2522 (propagate_value): Likewise.
2523 * tree-ssa-copyrename.c: Include langhooks.h.
2524 (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
2526 Do not coalesce variables with incompatible types.
2527 (rename_ssa_copies): Call replace_ssa_name_symbol.
2528 * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
2529 the same type as the underlying _DECL.
2530 * tree-ssanames.c (replace_ssa_name_symbol): New function.
2531 * tree.h (replace_ssa_name_symbol): Declare.
2533 2004-07-23 Richard Henderson <rth@redhat.com>
2536 * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
2537 unshare it properly.
2538 (gimplify_modify_expr_rhs): Push assignment from a conditional into
2539 the conditional for all non-register types.
2541 2004-07-23 Richard Henderson <rth@redhat.com>
2543 * expr.c (expand_expr_real_1): Don't handle non-local variables.
2544 * expr.h (fix_lexical_addr): Remove.
2545 * function.c (NEED_SEPARATE_AP): Remove.
2546 (fix_lexical_addr): Remove.
2547 * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
2548 not null decl_function_context.
2549 (create_alias_vars): Likewise.
2550 * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
2551 (simple_goto_p): Likewise.
2552 * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
2553 * tree-ssa-ccp.c (get_default_value): Likewise.
2554 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
2555 * tree.c (needs_to_live_in_memory): Likewise.
2556 * tree-flow-inline.h (may_be_aliased): Move...
2557 * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
2558 when TREE_STATIC variables may be addressable.
2560 2004-07-24 Jakub Jelinek <jakub@redhat.com>
2562 * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
2564 2004-07-23 Zack Weinberg <zack@codesourcery.com>
2566 * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
2567 bitmap contents if GENERATOR_FILE is defined.
2568 * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
2569 ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
2571 2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
2573 * c-decl.c (start_function): Form composite type of function types
2574 rather than copying type from previous prototype declaration.
2576 2004-07-23 Janis Johnson <janis187@us.ibm.com>
2578 * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
2579 the const qualifier for the second argument in the C++ functions.
2581 * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
2582 specific pointer types.
2584 * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
2585 vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
2586 for vector bool and/or vector pixel, add C++ and C missing support.
2587 (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
2588 vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
2589 vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
2590 vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
2591 vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
2592 missing C++ and C support for vector bool and/or vector pixel.
2593 (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
2594 vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
2595 vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
2596 vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
2597 vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
2598 C++ and C types used for vector bool and/or vector pixel.
2599 (vec_st, vec_stl): Add C++ support for vector pixel.
2600 (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
2601 (vec_all_ne): Add C++ support for vector pixel.
2603 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
2604 (vec_vmulesb): Add missing C++ function.
2605 (vec_perm): Fix type of third argument in C++ function.
2606 (vec_vsum4shs): Fix C++ function name.
2607 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
2608 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
2609 argument passed to the error handler in C macro.
2610 (vec_nmsub): Remove extra parens around argument names in C macro.
2611 (vec_packpx): Add missing parens in C macro.
2613 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
2615 * machmode.def: Remove vector modes.
2616 * config/alpha/alpha-modes.def: Add supported vector modes.
2617 * config/arm/arm-modes.def: Likewise.
2618 * config/frv/frv-modes.def: Likewise.
2619 * config/i386/i386-modes.def: Likewise.
2620 * config/rs6000/rs6000-modes.def: Likewise.
2621 * config/sh/sh-modes.def: Likewise.
2623 2004-07-23 Matthias Klose <doko@debian.org>
2625 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
2626 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
2627 * config.h: Regenerate.
2628 * configure: Likewise.
2630 2004-07-22 Mark Mitchell <mark@codesourcery.com>
2632 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
2633 generated SYMBOL_REFs for labels.
2634 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
2636 (machopic_stub_name): Remove.
2637 (machopic_indirection_name): New function.
2638 (machopic_mcount_stub_name): Likewise.
2639 (machopic_classify_name): Remove.
2640 (machopic_function_base_sym): New function.
2641 (machpoic_classify_symbol): Likewise.
2642 (machopic_classify_ident): Remove.
2643 (machopic_define_ident): Likewise.
2644 (machopic_define_name): Likewise.
2645 (machopic_name_defined_p): Likewise.
2646 (machopic_ident_defined_p): Likewise.
2647 (darwin_strip_name_encoding): Likewise.
2648 (machopic_define_symbol): New function.
2649 * config/darwin.c (hashtab.h): Include.
2650 (machopic_defined_list): Remove.
2651 (machopic_classify_ident): Likewise.
2652 (machopic_classify_name): Likewise.
2653 (machopic_ident_defined_p): Likewise.
2654 (machopic_define_ident): Likewise.
2655 (machopic_define_name): Likewise.
2656 (machopic_symbol_defined_p): New function.
2657 (machopic_classify_symbol): Likewise.
2658 (machopic_data_defined_p): Use machopic_classify_symbol.
2659 (machopic_define_symbol): New function.
2660 (machopic_function_base_sym): New function.
2661 (machopic_non_lazy_pointers): Remove.
2662 (machopic_non_lazy_ptr_name): Likewise.
2663 (machopic_stubs): Likewise.
2664 (machopic_stub_name): Likewise.
2665 (NON_LAZY_POINTER_SUFFIX): New macro.
2666 (STUB_SUFFIX): Likewise.
2667 (machopic_indirection): New structure.
2668 (machopic_indirections): New variable.
2669 (machopic_indirection_hash): New function.
2670 (machopic_indirection_eq): Likewise.
2671 (machopic_indirection_name): Likewise.
2672 (machopic_mcount_stub_name): New function.
2673 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
2675 (machopic_indirect_data_reference): Rework to use new functions.
2676 (machopic_indirect_call_target): Likewise.
2677 (machopic_legitimize_pic_address): Likewise.
2678 (machopic_output_indirection): New function.
2679 (machopic_finish): Use it.
2680 (machopic_operand_p): Rework to use new functions.
2681 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
2682 (darwin_strip_name_encoding): Remove.
2683 (update_non_lazy_ptrs): Remove.
2684 (update_stubs): Likewise.
2685 (darwin_non_lazy_pcrel): Use new functions.
2686 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
2687 (ASM_OUTPUT_LABELREF): Likewise.
2688 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2689 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
2690 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
2691 (TARGET_STRIP_NAME_ENCODING): Do not use
2692 darwin_strip_name_encoding.
2693 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
2694 darwin_strip_name_encoding.
2695 * config/i386/darwin.h (FUNCTION_PROFILER): Use
2696 machopic_mcount_stub_name.
2697 * config/i386/i386.c (x86_output_mi_thunk): Use
2698 machopic_indirection_name, not machopic_stub_name.
2699 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
2700 machopic_function_base_sym.
2701 (print_operand): Use machopic_classify_symbol.
2702 (rs6000_emit_prologue): Use machopic_function_base_sym.
2703 (output_profile_hook): Do not use machopic_stub_name.
2704 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
2706 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
2709 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
2712 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
2714 * doc/implement-c.texi: New file.
2715 * doc/extend.texi (C Implementation): Move to there.
2716 * doc/gcc.texi: Include implement-c.texi.
2717 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
2719 2004-07-22 Jason Merrill <jason@redhat.com>
2721 * integrate.c (copy_decl_for_inlining): Remove invisible reference
2723 * tree-inline.c (setup_one_parameter): Likewise.
2725 2004-07-22 Brian Booth <bbooth@redhat.com>
2727 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
2728 (substitute_and_fold): Propigate into VUSE operands when possible.
2729 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
2730 (cp_lattice_meet): Handle merging of latticevalues when
2731 UNKNOWN_VAL is present.
2732 (visit_stmt): Visit assignments with V_MUST_DEFs.
2733 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
2734 (ccp_fold): Deal with RHS' that are constant and virtual.
2735 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
2736 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
2737 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
2738 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
2739 computing immediate uses.
2740 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
2742 (replace_vuse_in): New function.
2743 (likely_value): Add check of vuse operands.
2744 (get_default_value): Set the default value of virtually defined
2745 variables to UKNOWN_VAL instead of VARYING.
2747 2004-07-22 Richard Henderson <rth@redhat.com>
2749 * expr.c (emit_push_insn): Don't use set_mem_attributes.
2751 2004-07-22 Richard Henderson <rth@redhat.com>
2753 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
2754 variables due to conditional compilation.
2756 2004-07-22 Diego Novillo <dnovillo@redhat.com>
2758 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
2759 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
2760 Release SSA names that have been re-renamed.
2761 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
2763 * tree-ssa-alias.c (init_alias_info): If aliases have been
2764 computed before, clear existing alias information.
2765 (create_name_tags): Do no fixup PT_ANYTHING pointers.
2766 If the new name tag for a pointer is different than the one it
2767 had before, mark the old tag for renaming.
2768 (replace_may_alias): New function.
2769 (group_aliases): Call it.
2770 (setup_pointers_and_addressables): Always call get_tmt_for.
2771 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
2773 (set_pt_anything): New local function.
2774 (set_pt_malloc): New local function.
2775 (merge_pointed_to_info): Don't merge pointed-to variables from
2776 the original pointer if the destination is pointing to an
2778 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
2779 (add_pointed_to_var): Do not add a variable to the points-to
2780 set if the pointer is already pointing to anywhere.
2781 (collect_points_to_info_r): If the defining statement is a PHI
2782 node, only merge pointed-to information if the argument has
2783 already been visited.
2784 (get_tmt_for): Only create a new tag if the pointer didn't
2786 (dump_alias_info): Emit more information.
2787 (dump_points_to_info_for): Likewise.
2788 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
2789 try to get the annotation of an SSA_NAME.
2790 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
2791 alias sets when checking is enabled.
2792 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
2793 (eliminate): Mark basic blocks that will need
2794 EH information cleaned up.
2795 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
2797 Initialize need_eh_cleanup.
2798 (fini_pre): Call tree_purge_all_dead_eh_edges and
2799 cleanup_tree_cfg if needed.
2800 Free need_eh_cleanup.
2801 * tree-ssa.c (verify_ssa_name): New function.
2802 (verify_def): Call it.
2803 Re-arrange to avoid printing too many error messages.
2804 (verify_use): Likewise.
2805 (verify_phi_args): Likewise.
2806 (verify_flow_insensitive_alias_info): New function.
2807 (verify_flow_sensitive_alias_info): New function.
2808 (verify_alias_info): New function.
2809 (verify_ssa): Call verify_alias_info.
2810 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
2812 Re-arrange to avoid printing too many error messages.
2813 * tree-ssanames.c (make_ssa_name): Clear
2814 SSA_NAME_IN_FREE_LIST.
2815 (release_ssa_name): Never release a default definition.
2816 (release_defs): New function.
2817 * tree.h: Declare it.
2818 * tree-ssa-dce.c (remove_dead_stmt): Call it.
2820 2004-07-22 Diego Novillo <dnovillo@redhat.com>
2822 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
2823 If true, do a depth-first search. Do a breadht-first search,
2825 (walk_use_def_chains): Add new argument IS_DFS.
2827 * tree-flow.h (walk_use_def_chains): Update prototype.
2829 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
2831 * config/cris/cris.md: Tweak formatting.
2832 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
2833 (mover2side, moverside, movemside, movei, op3, andu): Replace
2834 live define_peephole:s with define_peephole2 near-equivalents.
2836 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
2838 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
2839 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
2840 "*mov_sidesi_mem" respectively.
2842 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
2844 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
2845 (gimplify_build1): Move from tree-complex.c do_unop.
2846 (gimplify_build2): Move from tree-complex.c do_binop.
2847 (gimplify_build3): New.
2848 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
2849 Adjust throughout to call the functions above.
2850 * tree-flow.h: Declare the functions above.
2851 * tree-nested.c (gimplify_val): Rename to...
2852 (tsi_gimplify_val): ... this.
2854 * Makefile.in (tree_complex.o): Update dependencies.
2855 (stor-layout.o): Depend on regs.h.
2856 * c-common.c (handle_vector_size_attribute): Update for
2857 vector types without corresponding vector modes.
2858 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
2859 a corresponding vector mode is not available.
2860 * print-tree.c (print_node): Print nunits for vector types
2861 * regclass.c (have_regs_of_mode): New.
2862 (init_reg_sets_1): Initialize it and use it instead
2863 of allocatable_regs_of_mode.
2864 * regs.h (have_regs_of_mode): Declare it.
2865 * stor-layout.c (layout_type): Pick a mode for vector types.
2866 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
2867 build_replicated_const, do_unop, do_binop, do_plus_minus,
2868 do_negate, expand_vector_piecewise, expand_vector_parallel,
2869 expand_vector_addition, expand_vector_operations_1,
2870 expand_vector_operations, tree_lower_operations,
2871 pass_lower_vector_ssa, pass_pre_expand): New.
2872 (expand_complex_operations, pass_lower_complex): Remove.
2873 * tree-optimize.c (init_tree_optimization_passes): Adjust
2874 pass ordering for changes in tree-complex.c.
2875 * tree-pass.h: Declare new passes.
2876 * tree.c (finish_vector_type): Remove.
2877 (make_vector_type): New.
2878 (build_vector_type_for_mode, build_vector_type): Rewritten.
2879 * tree.def (VECTOR_TYPE): Document where the number of
2881 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
2882 (make_vector): Remove declaration.
2884 2004-07-21 Richard Henderson <rth@redhat.com>
2886 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
2887 TREE_THIS_VOLATILE, may_aliases, or optimization level.
2888 (remove_useless_vars): Dump debugging info.
2889 (expand_used_vars): Move ...
2890 * cfgexpand.c (expand_used_vars): ... here. Make static.
2891 * tree-flow-inline.h (set_is_used): New.
2892 (set_default_def): Use get_var_ann.
2893 * tree-flow.h: Update decls.
2894 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
2895 (create_ssa_var_map): Use it.
2896 * tree-ssa.c (set_is_used): Remove.
2898 2004-07-22 Ben Elliston <bje@au.ibm.com>
2900 * gdbinit.in: Set a breakpoint on internal_error.
2902 2004-07-21 Richard Henderson <rth@redhat.com>
2904 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
2905 to create a new basic block.
2907 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
2910 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
2911 return type on function definitions. Move other warnings for
2912 qualified return type to -Wreturn-type. Do not condition any such
2913 warnings on -pedantic. Update comments.
2914 (start_function): Only copy function type from previous prototype
2915 declaration if return types are compatible.
2916 * c-typeck.c (function_types_compatible_p): Don't condition
2917 warning for incompatibility of volatile qualifiers on the return
2918 type on -pedantic. Update comment.
2919 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
2921 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
2923 * c-typeck.c (set_init_index): Require designator to be of integer
2926 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
2929 * c-parse.in (init): Change to exprtype.
2930 (primary): Set original_code for STRING to STRING_CST.
2931 Call maybe_warn_string_init for compound literals.
2932 (initdcl, notype_initdcl): Call maybe_warn_string_init.
2934 * c-tree.h (maybe_warn_string_init): New.
2935 (pop_init_level, process_init_element): Use struct c_expr.
2936 (struct c_expr): Update comment.
2937 * c-typeck.c (maybe_warn_string_init): New function.
2938 (digest_init): Call it. Additional parameter strict_string. All
2940 (output_init_element): Likewise.
2941 (struct constructor_stack): Use struct c_expr for
2943 (really_start_incremental_init, push_init_level): Update.
2944 (pop_init_level): Update. Return struct c_expr.
2945 (process_init_level): Update. Take struct c_expr argument.
2947 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
2949 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
2952 2004-07-21 Eric Christopher <echristo@redhat.com>
2954 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
2956 * c-decl.c (pop_scope): Ditto.
2957 * calls.c (expand_call): Remove call to current_nesting_level,
2958 update comment accordingly. Remove calls to expand_start_target_temps
2959 and expand_end_target_temps.
2960 * cfgexpand.c (construct_init_block): Remove call to
2961 expand_start_bindings_and_block.
2962 (construct_exit_block): Remove call to expand_end_bindings.
2963 * expr.c (safe_from_p): Remove BIND_EXPR handling.
2964 (expand_expr_real_1): Ditto. Fix formatting.
2965 (expand_vars): Delete.
2966 * stmt.c (POPSTACK): Remove block_stack.
2967 (stmt_status): Remove x_block_stack.
2968 (block_stack): Delete.
2969 (expand_start_bindings_and_block): Ditto.
2970 (expand_start_target_temps): Ditto.
2971 (expand_end_target_temps): Ditto.
2972 (current_nesting_level): Ditto.
2973 (warn_about_unused_variables): Ditto.
2974 (expand_end_bindings): Ditto.
2975 * tree.h: Remove declarations for above.
2977 2004-07-21 Steven Bosscher <stevenb@suse.de>
2979 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
2980 * rtl.c (note_insn_name): Likewise.
2981 * print-rtl.c (print_rtx): Don't print it.
2982 * cfgrtl.h (can_delete_note_p): Don't handle it.
2983 (rtl_delete_block): Likewise.
2984 * passes.c (rest_of_handle_guess_branch_prob): Remove.
2985 (rest_of_compilation): Don't call it.
2986 * predict.c (process_note_predictions, process_note_prediction,
2987 note_prediction_to_br_prob): Remove.
2988 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
2989 * stmt.c (return_prediction): Remove.
2990 (expand_value_return): Don't call it. Don't add prediction
2991 notes for return statements.
2993 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
2995 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
2998 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
3000 * c-common.c (vector_types_convertible_p): Use vector types'
3001 TYPE_SIZE and TREE_TYPE instead of their mode.
3002 * convert.c (convert_to_integer): Likewise.
3003 (convert_to_vector): Likewise.
3004 * fold-const.c (fold_convert): Likewise.
3005 * varasm.c (output_constant): Likewise.
3006 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
3007 Allow a VECTOR_TYPE initializer to be made of several vectors.
3008 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
3009 of cleared and need_to_clear, and use fold_convert.
3010 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
3013 2004-07-20 Richard Henderson <rth@redhat.com>
3015 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
3016 (expand_gimple_basic_block): out from here. Renamed from expand_block.
3018 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
3020 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
3021 enormous cost if not TARGET_HARD_MUL.
3023 2004-07-20 Andrew Pinski <apinski@apple.com>
3026 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
3029 2004-07-21 Paul brook <paul@codesourcery.com>
3031 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
3033 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3035 * fold-const.c (operand_equal_p): Temporarily support NULL args.
3036 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
3037 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
3039 2004-07-20 Zack Weinberg <zack@codesourcery.com>
3041 * rtl.h (plus_constant): Delete.
3042 (plus_constant_wide): Rename to plus_constant.
3043 (plus_constant_for_output_wide): Delete vestigial prototype.
3044 (GEN_INT): Remove unnecessary cast.
3045 * tree.h (build_int_2, size_int_type): Delete.
3046 (build_int_2_wide): Rename to build_int_2.
3047 (size_int_wide): Rename to size_int_kind.
3048 (size_int_type_wide): Rename to size_int_type.
3049 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
3050 Remove unnecessary cast.
3051 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
3052 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
3053 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
3054 (size_int_type_wide): Rename size_int_type.
3055 (int_const_binop): Use size_int_type.
3056 * c-lex.c (interpret_integer): Use build_int_2.
3057 * final.c (split_double): Remove unnecessary casts.
3058 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
3060 2004-07-20 Richard Henderson <rth@redhat.com>
3062 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
3063 (gimplify_compound_lval): Use is_gimple_tmp_reg.
3064 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
3065 (is_gimple_tmp_reg): New.
3066 * tree-gimple.h (is_gimple_tmp_reg): Declare.
3068 2004-07-20 Richard Henderson <rth@redhat.com>
3070 * tree-pretty-print.c (dump_generic_node): Dump
3071 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
3073 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
3075 * tree-mudflap.c (mf_set_options_fndecl): New tree.
3076 (mudflap_init): Set it.
3077 (mudflap_register_call): Remove __mf_init call.
3078 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
3079 to pass "-ignore-reads" option to libmudflap if needed.
3081 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
3084 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
3085 (MAKE_DECL_ONE_ONLY): Undefine.
3086 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
3087 readonly_data, one_only_data_section, forget_section): New prototypes.
3088 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
3090 (pa_select_section): Add one-only (COMDAT) support.
3091 * pa.h (struct machine_function): Define.
3092 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
3093 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
3094 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
3095 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
3096 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
3097 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
3098 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
3099 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
3100 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
3101 for EXTRA_SECTION_FUNCTIONS.
3102 * doc/install.texi: Update binutils requirements.
3104 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
3106 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
3107 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
3108 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
3110 (struct VEC): Use unsigned for num and alloc.
3111 * vec.c (struct vec_prefix): Likewise.
3112 (vec_o_reserve): Adjust.
3114 * dbxout.c (dbxout_type): Fix printf format.
3116 * tree.h (binfo_member): Remove.
3117 * tree.c (binfo_member): Remove.
3119 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
3121 * tree.h: Include vec.h
3122 (DEF_VEC_P(tree)): New type.
3123 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
3124 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
3125 (BINFO_LANG_SLOT): Remove.
3126 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
3127 (struct tree_binfo): Turn base_binfos into a trailing
3128 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
3129 (binfo_lang_slots): Remove.
3130 * tree.c (binfo_lang_slots): Remove.
3131 (make_tree_binfo_stat): Take a base binfo count, not a
3132 lang slot count. Adjust.
3133 * Makefile.in (TREE_H): Add vec.h
3134 * alias.c (record_component_aliases): Adjust BINFO access.
3135 * dbxout.c (dbxout_type): Likewise.
3136 * dwarf2out.c (gen_member_die): Likewise.
3137 * sdbout.c (sdbout_one_type): Likewise.
3138 * tree-dump.c (deque_and_dump): Likewise.
3139 * config/i386/i386.c (classify_argument,
3140 contains_128bit_aligned_vector_p): Likewise.
3141 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
3142 * doc/c-tree.texi (Classes): Update BINFO documentation.
3144 2004-07-20 Steven Bosscher <stevenb@suse.de>
3146 * c-common.h (check_case_value): Remove prototype.
3147 (c_add_case_label): Adjust prototype.
3148 * c-common.c (check_case_value): Make static.
3149 (check_case_bounds): New function.
3150 (c_add_case_label): Use it. Take new argument orig_type.
3151 * c-typeck.c (struct c_switch): New orig_type field.
3152 (c_start_case): Set it.
3153 (do_case): Pass it to c_add_case_label.
3154 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
3155 cases from here. Add the labels in reverse order.
3156 * stmt.c (struct case_node): Adjust comment. Remove balance field.
3157 (add_case_node): Return nothing, don't check for duplicate cases.
3158 Insert new case nodes in a list, not in an AVL tree.
3159 (expand_end_case_type): Don't turn a case tree into a case list.
3160 (case_tree2list): Remove.
3161 * tree.h (add_case_node): Adjust prototype.
3163 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
3165 * genattr.c (struct range, struct function_unit,
3166 write_units, extend_range, init_range): Remove them.
3167 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
3168 Output "#define INSN_SCHEDULING" here.
3169 * genattrtab.c (struct range, struct function_unit_op,
3170 struct function_unit, struct dimension, enum operator,
3171 operate_exp, expand_units, simplify_knowing,
3172 encode_units_mask, simplify_by_exploding,
3173 find_and_mark_used_attributes, unmark_used_attributes,
3174 add_values_to_cover, increment_current_value,
3175 test_for_current_value, simplify_with_current_value,
3176 simplify_with_current_value_aux, gen_unit,
3177 write_unit_name, write_function_unit_info,
3178 write_complex_function, write_toplevel_expr,
3179 find_single_value, extend_range): Remove.
3180 (write_attr_get): Do not handle common_av->value
3182 (struct attr_desc): Remove func_units_p and blockage_p.
3183 (write_attr_valueq): Do not handle them.
3184 (find_attr): Do not clear them.
3185 (make_internal_attr): Do not initialize them.
3186 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
3187 * sched-vis.c (init_target_units, insn_print_units,
3188 init_block_visualization, print_block_visualization,
3189 visualize_scheduled_insns, visualize_no_unit,
3190 visualize_stall_cycles, visualize_alloc,
3191 visualize_free, target_units, get_visual_tbl_length,
3192 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
3193 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
3194 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
3195 * haifa-sched.c (blockage_range, clear_units,
3196 schedule_unit, actual_hazard, potential_hazard,
3197 insn_unit, unit_last_insn, unit_tick,
3198 actual_hazard_this_instance, potential_hazard,
3199 schedule_unit, max_insn_queue_index_value): Remove.
3200 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
3201 max_insn_queue_index.
3202 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
3203 * doc/md.texi (Processor pipeline description): Remove
3204 references to old pipeline descriptions.
3205 (Automaton pipeline description): Merge with the above.
3206 (Old pipeline description, Comparison of the two descriptions):
3209 * bt-load.c (migrate_btr_def): Remove references to
3210 use_pipeline_interface.
3211 * haifa-sched.c (insn_cost, schedule_insn,
3212 schedule_block, advance_one_cycle, sched_init,
3213 queue_to_ready, sched_finish): Likewise.
3214 * modulo-sched.c (sms_schedule, advance_one_cycle,
3215 ps_has_conflicts): Likewise.
3216 * sched-rgn.c (init_ready): Likewise.
3217 (debug_dependencies): Likewise, and remove an "if (1)".
3218 * target.h (use_dfa_pipeline_interface): Remove.
3219 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3220 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3221 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3222 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3223 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3224 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3225 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3226 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3227 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3228 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3229 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3230 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3231 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3232 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3233 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3234 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3235 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3236 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3237 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3239 2004-07-19 Roger Sayle <roger@eyesopen.com>
3241 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
3243 2004-07-19 Jeff Law <law@redhat.com>
3245 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
3246 (get_eq_expr_value): Use it. Simplify slightly.
3248 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
3250 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
3251 (umulsidi3_32bit_r4000): Likewise.
3253 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
3255 * vec.h: Propagate location information properly.
3256 (VEC_T_iterate): Add result pointer parameter.
3258 (VEC_T_reserve): Use it.
3260 2004-07-19 Daniel Jacobowitz <dan@debian.org>
3262 * Makefile.in (c-format.o): Depend on c-format.h.
3263 * c-format.h: New file.
3264 (struct format_char_info): Add CHAIN member.
3265 * c-format.c: Move some types and constants to c-format.h.
3266 (format_type_error): Set to -1.
3267 (struct function_format_info): Use an int for format_type.
3268 (decode_format_type): Return an int. Return format_type_error
3270 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
3271 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
3272 (scan_char_table, time_char_table, monetary_char_table): Initialize
3274 (n_format_types): New variable.
3275 (check_format_info_main): Handle CHAIN in format_char_info.
3276 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
3277 TARGET_N_FORMAT_TYPES.
3278 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
3279 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
3280 * config/sol2-c.c: New file.
3281 * config/t-sol2: New file.
3282 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
3283 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
3284 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
3286 * doc/extend.texi (Target Format Checks): New section.
3287 (Function Attributes): Mention it.
3288 * doc/invoke.texi: Mention target format checks.
3289 * doc/sourcebuild.texi: Mention target format checks.
3290 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
3291 TARGET_FORMAT_TYPES.
3293 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
3295 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
3297 * config/s390/s390.c (regclass_map initializer): Register 35 added to
3299 (load_multiple_operation, store_multiple_operation): Removed
3300 pointless sanity check.
3301 (s390_decompose_address): Added check for return_address_pointer_rtx.
3302 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
3303 (s390_return_address_offset): New function.
3304 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
3305 (FRAME_REGNO_P): Added check for register 35.
3306 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
3307 REG_ALLOC_ORDER): Appended entry for register 35.
3308 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
3309 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
3310 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
3311 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
3312 is eliminable using stack pointer or hard frame pointer.
3313 (REGISTER_NAMES): Added name for register 35.
3314 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
3315 pointless sanity check.
3317 2004-07-19 Roger Sayle <roger@eyesopen.com>
3319 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
3320 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
3321 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
3322 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
3323 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
3324 (fold_relational_const): Tidy up handling of floating point
3325 comparisons by calling real_compare. Remove tree_expr_nonzero_p
3326 transformation; fold_relational_const assumes constant operands.
3328 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
3330 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
3333 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
3335 * c-tree.h (struct c_expr): Define.
3336 (C_SET_EXP_ORIGINAL_CODE): Remove.
3337 (parser_build_binary_op, build_compound_expr): Update prototypes.
3338 * c-parse.in (%union): Add exprtype.
3339 (FUNC_NAME): Mark as ttype.
3340 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
3342 (expr): Update. Define directly in terms of expr_no_commas
3343 instead of using nonnull_exprlist.
3344 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
3345 offsetof_member_designator, typespec_nonreserved_nonattr, init,
3346 initval, designator, component_declarator,
3347 component_notype_declarator, enumerator, array_declarator,
3348 condition, exexpr, switch_statement, stmt_nocomp, stmt,
3349 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
3350 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
3352 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
3353 * c-common.c (c_common_truthvalue_conversion): Don't check
3354 C_EXP_ORIGINAL_CODE.
3355 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
3356 Don't use C_EXP_ORIGINAL_CODE.
3357 (default_conversion, default_function_array_conversion): Don't use
3358 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
3359 (internal_build_compound_expr): Merge into build_compound_expr.
3360 (build_compound_expr): Take two operands instead of a TREE_LIST.
3361 * objc/objc-act.c (get_super_receiver): Update calls to
3362 build_compound_expr.
3364 2004-07-18 Paolo Bonzini <bonzini@gnu.org>
3366 * config/sh/sh.c (sh_use_dfa_interface): Remove.
3367 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
3369 * config/sh/sh.md: Extract pipeline descriptions
3370 into separate files.
3371 * config/sh/sh1.md: New file, extracted from sh.md.
3372 * config/sh/sh4.md: New file, extracted from sh.md.
3373 * config/sh/shmedia.md: New file, extracted from sh.md
3374 and rewritten using new-style pipeline description.
3376 2004-07-18 Zack Weinberg <zack@codesourcery.com>
3378 * config/pa/pa.md: Delete the two remaining define_peephole
3381 2004-07-18 Steven Bosscher <stevenb@suse.de>
3382 Joseph S. Myers <jsm@polyomino.org.uk>
3384 * c-common.c (c_common_truthvalue_conversion): Don't warn if
3385 TREE_NO_WARNING is set.
3387 2004-07-18 Roger Sayle <roger@eyesopen.com>
3389 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
3390 simplify_builtin_strncmp): Delete.
3391 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
3392 Change argument to accept an arglist instead of an "exp". Assume
3393 that the return type is always integer_type_node. Copy missing
3394 transformations from their now obsolete simplify_builtin_*
3396 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
3397 fold_builtin_strcmp and fold_builtin_strncmp.
3398 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
3399 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
3400 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
3402 2004-07-18 Daniel Jacobowitz <dan@debian.org>
3404 * Makefile.in (tree-alias-common.o): Update dependencies.
3406 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
3408 * cfgloop.c (flow_loop_nested_p): Fix comment.
3410 2004-07-17 Jason Merrill <jason@redhat.com>
3413 * stor-layout.c (relayout_decl): New fn.
3414 * tree.h: Declare it.
3415 (DECL_BY_REFERENCE): New macro.
3417 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
3419 * libgcc2.c (__enable_execute_stack): New symbol.
3420 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
3421 and declare __enable_execute_stack.
3422 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
3423 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
3424 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
3425 ENABLE_EXECUTE_STACK.
3426 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
3427 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
3428 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
3429 ENABLE_EXECUTE_STACK.
3430 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
3431 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
3432 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
3433 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
3434 ENABLE_EXECUTE_STACK.
3435 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
3436 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
3437 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
3438 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
3439 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
3440 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
3441 (sparc64_initialize_trampoline): Likewise.
3442 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
3444 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
3446 * langhooks.h (builtin_function): New langhook.
3447 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
3448 (LANG_HOOKS_INITIALIZER): Update.
3449 * tree.h (builtin_function): Remove.
3450 * doc/tm.texi: Update.
3451 * c-tree.h (builtin_function): Declare.
3452 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
3453 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
3454 config/ia64/ia64.c, config/iq2000/iq2000.c,
3455 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
3456 config/stormy16/stormy16.c: All callers of builtin_function
3459 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
3462 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
3463 Remove white space after the backslash.
3465 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3467 PR rtl-optimization/16294
3468 * resource.c (return_insn_p): New predicate.
3469 (mark_target_live_regs): Use it. Special-case return insns.
3470 (init_resource_info): Use it. Don't scan the epilogue past
3473 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3475 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
3476 destroy dominance information.
3477 * passes.c (rest_of_handle_loop2): Free dominance information.
3478 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
3480 (thread_jumps): Update dominance information and remove unreachable
3482 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
3483 information and remove the unreachable block.
3485 2004-07-17 Graham Stott <graham.stott@btinternet.com>
3487 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
3489 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
3491 * doc/sourcebuild.texi: Remove libf2c entry.
3493 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
3495 * config/i386/i386.md (movv16qi_internal): Fix typo.
3497 2004-07-17 Steven Bosscher <stevenb@suse.de>
3499 * final.c (final_scan_insn): Fix broken commit from previous
3502 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
3504 * c-typeck.c (parser_build_binary_op): Condition warnings for
3505 X<=Y<=Z on -Wparentheses instead of -Wextra.
3506 * doc/invoke.texi: Update. Document that most of -Wparentheses is
3507 supported for C only.
3509 2004-07-17 Steven Bosscher <stevenb@suse.de>
3511 * cfgcleanup.c (try_simplify_condjump): Don't remove line
3512 notes to avoid unreachable code warnings.
3513 * toplev.c (backend_init): Don't emit line notes for
3514 unreachable code warnings.
3516 * combine.c (distribute_notes): Don't distribute a
3517 REG_VTABLE_REF note.
3518 * final.c (final_scan_insn): Don't handle it.
3519 * rtl.c (reg_note_name): Remove it.
3520 * rtl.h (enum reg_node): Dito.
3522 * emit-rtl.c (force_line_numbers, restore_line_number_status):
3524 * rtl.h (force_line_numbers, restore_line_number_status):
3527 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
3528 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
3529 (using_eh_for_cleanups): Also moved here.
3531 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
3532 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
3533 to expand_start_case and add_case_node.
3534 * stmt.c (struct nesting): Cleanup unused fields condition_code,
3535 last_unconditional_cleanup, nominal_type, printname, and
3537 (struct fixup_goto): Remove.
3538 (struct stmt_status): Remove x_goto_fixup_chain field.
3539 (goto_fixup_chain): Remove.
3540 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
3541 pushcase, pushcase_range): Remove.
3542 (expand_start_bindings_and_block): Don't set unused fields in
3544 (expand_start_case, add_case_node): Cleanup unused formal arguments.
3545 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
3546 instead of emit_jump_if_reachable.
3547 (emit_case_nodes): Likewise.
3548 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
3550 (update_eh_label): Work around left-over exception handing regions.
3551 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
3552 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
3553 (pass_cleanup_cfg_post_optimizing): New pass.
3554 (init_tree_optimization_passes): Run the new pass after all
3556 * tree.h (pushcase, pushcase_range): Remove prototypes.
3557 (expand_start_case, add_case_node): Update prototypes.
3559 2004-07-16 Krister Walfridsson <cato@df.lth.se>
3561 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
3563 2004-07-16 Richard Henderson <rth@redhat.com>
3565 * builtins.c (std_expand_builtin_va_arg): Remove.
3566 (expand_builtin_va_arg): Remove.
3567 * expr.h: Don't declare them.
3568 * gimplify.c (mark_decls_volatile_r): Remove.
3569 (copy_if_shared_r): Don't call it.
3570 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
3571 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
3572 * gimple-low.c (lower_stmt): Likewise.
3573 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
3574 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
3575 * tree-ssa-operands.c (get_expr_operands): Likewise.
3576 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
3577 EXPAND_BUILTIN_VA_ARG.
3578 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
3579 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
3580 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
3581 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
3583 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
3585 * tree-ssa-pre.c (insert_aux): Break out if we hit
3588 2004-07-16 Richard Henderson <rth@redhat.com>
3590 * basic-block.h (remove_fake_exit_edges): Declare.
3591 * cfganal.c (remove_fake_predecessors): Rename from
3592 remove_fake_successors; iterate over predecessors.
3593 (remove_fake_exit_edges): New.
3594 * cfgcleanup.c (try_optimize_cfg): Use it.
3595 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
3596 * predict.c (estimate_probability): Likewise.
3597 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
3598 * tree-cfg.c (make_edges): Likewise.
3599 * tree-ssa-pre.c (fini_pre): Likewise.
3600 * profile.c (instrument_edges): Don't remove_fake_edges.
3601 (branch_prob): Do it earlier here.
3603 2004-07-16 Richard Henderson <rth@redhat.com>
3605 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
3606 switchification wrt CONSTRUCTOR. Document the reason.
3608 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
3610 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
3611 that prevented descriptive __mf_check source location strings.
3613 2004-07-16 Richard Henderson <rth@redhat.com>
3615 * tree-def (WITH_SIZE_EXPR): New.
3616 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
3617 * expr.c (expand_expr_real_1): Likewise.
3618 * gimplify.c (maybe_with_size_expr): New.
3619 (gimplify_arg, gimplify_modify_expr): Use it.
3620 (gimplify_modify_expr_to_memcpy): Take size parameter.
3621 (gimplify_modify_expr_to_memset): Likewise.
3622 (gimplify_expr): Handle WITH_SIZE_EXPR.
3623 * tree-alias-common.c (find_func_aliases): Likewise.
3624 * tree-eh.c (tree_could_trap_p): Likewise.
3625 (tree_could_throw_p): Likewise.
3626 * tree-gimple.c (is_gimple_lvalue): Likewise.
3627 (get_call_expr_in): Likewise.
3628 * tree-inline.c (estimate_num_insns_1): Likewise.
3629 (expand_calls_inline): Likewise.
3630 * tree-nested.c (convert_call_expr): Likewise.
3631 * tree-pretty-print.c (dump_generic_node): Likewise.
3632 * tree-sra.c (sra_walk_expr): Likewise.
3633 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
3634 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
3635 * tree-ssa-operands.c (get_expr_operands): Likewise.
3636 * tree-tailcall.c (find_tail_calls): Likewise.
3638 * calls.c (expand_call): Reset old_stack_allocated after
3639 calling emit_stack_restore.
3641 2004-07-16 Richard Henderson <rth@redhat.com>
3643 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
3644 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
3645 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
3646 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
3647 copy_res_decl_for_inlining.
3649 * tree-inline.c (declare_return_variable): New modify_dest argument.
3650 Use it as the return value, when possible or manditory. Handle
3651 TREE_ADDRESSABLE types.
3652 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
3653 replacement of CALL_EXPR.
3655 2004-07-16 Richard Henderson <rth@redhat.com>
3657 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
3658 * gimple-low.c (expand_var_p): Don't check it.
3659 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
3660 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
3661 * tree-ssa-operands.c (add_stmt_operand): Likewise.
3662 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
3663 (find_referenced_vars): Don't call them.
3664 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
3666 2004-07-16 Richard Henderson <rth@redhat.com>
3668 * function.c (pass_by_reference): True for all variable sized types.
3670 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
3672 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
3673 * tree-pretty-print.c: Include tree-chrec.h.
3674 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
3675 and POLYNOMIAL_CHREC nodes.
3677 2004-07-16 Steve Ellcey <sje@cup.hp.com>
3679 * builtins.c (expand_builtin_stpcpy): Do not create temporary
3682 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
3684 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
3686 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
3688 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
3690 * config/s390/s390.c: Likewise.
3691 * config/s390/s390.h: Likewise.
3693 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3695 * config/mips/mips.md (addsi3, adddi3): Remove special handling
3696 of $sp adds. Remove REGNO checks from mips16 patterns.
3698 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3700 * config/mips/mips.md: Delete outdated comment.
3702 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3704 * config/mips/mips.c (get_float_compare_codes): Delete.
3705 (mips_emit_compare): New function, mostly extracted from
3706 get_float_compare_codes and gen_conditional_branch.
3707 (gen_conditional_branch, gen_conditional_move): Use it.
3709 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
3711 * genautomata.c (add_vect): Speedup by using integers as
3712 bit-vectors for walking through the comb_vect and finding
3715 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3717 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
3718 operand is an uns_arith_operand; use subtraction otherwise.
3719 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
3720 not just arith_operands.
3722 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3724 * config/mips/mips-protos.h (gen_int_relational): Delete.
3725 (mips_emit_scc): Declare.
3726 * config/mips/mips.c (internal_test): Delete.
3727 (sle_operand, sleu_operand): New functions.
3728 (map_test_to_internal_test, gen_int_relational): Delete.
3729 (mips_emit_binary, mips_relational_operand_ok_p)
3730 (mips_emit_int_relational, mips_zero_if_equal)
3731 (mips_emit_scc): New functions.
3732 (gen_conditional_branch): Rework to use mips_emit_int_relational.
3733 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
3735 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
3736 (sltu, sleu): Use mips_emit_scc.
3737 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
3738 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
3739 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
3741 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3743 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
3745 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3747 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
3748 (*sne_[sd]i): Likewise sne_[sd]i_zero.
3749 (*sgt_[sd]i): ...and sgt_[sd]i.
3750 (*slt_[sd]i): ...and slt_[sd]i.
3751 (*sgtu_[sd]i): ...and sgtu_[sd]i.
3752 (*sltu_[sd]i): ...and sltu_[sd]i.
3753 (*sleu_[sd]i): ...and sleu_[sd]i_const.
3754 Name previously unnamed mips16 patterns. Formatting fixes.
3756 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3758 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
3759 (branch_type): Delete.
3760 (gen_conditional_branch, gen_conditional_move)
3761 (mips_gen_conditional_trap): Update after name change. Get the
3762 comparison mode from cmp_operands[0].
3763 * config/mips/mips.h (cmp_type, branch_type): Delete.
3764 (cmp_operands): Renamed from branch_cmp.
3765 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
3766 name change. Don't set branch_type.
3767 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
3768 mode class of cmp_operands[0] rather than branch_type. Update after
3771 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3773 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
3774 of 0...255 to 0 when inside a SET.
3776 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3778 * config/mips/mips.md: Remove mips16 define_peepholes.
3780 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
3782 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
3783 (fini_pre): Remove fake edges.
3785 2004-07-15 Richard Henderson <rth@redhat.com>
3787 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
3788 (get_indirect_ref_operands, get_call_expr_operands): ... these.
3790 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
3792 * vec.h (VEC_address): New function.
3794 2004-07-14 Jason Merrill <jason@redhat.com>
3797 * gimplify.c (gimplify_arg): New fn, split out from...
3798 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
3800 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
3802 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
3803 generate code which is generated by pushqi1 now
3804 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
3806 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
3808 * combine.c (simplify_set): match the mode of the constant 0 with
3809 the tested operand to match the compare behaviour and the
3810 simplify_relational_operation() expectation.
3812 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
3814 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
3817 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
3819 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
3821 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
3823 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
3825 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
3826 calls in mips16 code.
3828 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
3830 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
3831 the destination of the li as well as for the neg.
3833 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
3836 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
3837 * cgraph.h: Update declaration.
3838 * c-decl.c (build_cdtor): Update call with default priority.
3839 * coverage.c (create_coverage): Ditto.
3840 * tree-mudflap.c (mf_init_fndecl): New tree.
3841 (mudflap_init): Set it.
3842 (mudflap_register_call): Arrange to call __mf_init before the first
3844 (mudflap_finish_file): Mark the mudflap static initializer as extra
3845 high priority, to beat all C++ static constructors.
3847 2004-07-15 Jeff Law <law@redhat.com>
3849 * loop.c (check_insn_for_givs): Restore check for code labels that was
3850 accidentally deleted by a recent checkin.
3852 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
3854 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
3855 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
3857 2004-07-14 Richard Henderson <rth@redhat.com>
3859 * print-tree.c (print_node): Fix casts last change.
3861 2004-07-15 Paul Brook <paul@codesourcery.com>
3863 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
3864 to TARGET_UNWIND_INFO.
3865 * except.c (output_function_exception_table): Ditto.
3867 * opts.c (decode_options): Ditto.
3868 * passes.c (rest_of_handle_final): Ditto.
3869 * final.c (final_start_function): Ditto.
3870 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
3872 * targhooks.h (default_unwind_emit): Declare.
3873 * targhooks.c (default_unwind_emit): New function.
3874 * target-def.h: Define and use TARGET_UNWIND_EMIT.
3875 * target.h (struct gcc_target): Add unwind_emit.
3876 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
3877 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
3878 Remove IA64_UNWIND_EMIT.
3879 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
3881 2004-07-14 Richard Henderson <rth@redhat.com>
3883 * print-tree.c (print_node): Handle SSA_NAME.
3885 2004-07-14 James E Wilson <wilson@specifixinc.com>
3888 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
3889 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
3891 2004-07-15 Jakub Jelinek <jakub@redhat.com>
3893 * expr.c (expand_assignment): Reenable bitfield += optimizations.
3894 Use alias set 0 for memory, do proper mode calculations and adjust
3895 address for memories.
3897 2004-07-14 Per Bothner <per@bothner.com>
3899 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
3900 structure with extra column field.
3901 * tree.c (expand_location): Also fill in column field.
3902 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
3903 gets confused by the two conditionally-compiled definitions.
3905 2004-07-14 Eric Christopher <echristo@redhat.com>
3907 * calls.c (expand_call): Fix typo in comment.
3909 2004-07-14 Steve Ellcey <sje@cup.hp.com>
3911 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
3912 comparision of TFmode.
3914 2004-07-14 Richard Henderson <rth@redhat.com>
3916 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
3917 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
3918 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
3919 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3920 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
3921 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
3922 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3923 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
3924 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
3926 2004-07-14 Mike Stump <mrs@apple.com>
3928 * config/darwin.h (WINT_TYPE): Define to be int to match
3929 system header files.
3931 2004-07-14 Bob Wilson <bob.wilson@acm.org>
3933 * config/xtensa/xtensa.c (function_arg_advance): Check for args
3934 that must be passed in the stack.
3935 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
3936 arguments if the size is not a constant.
3938 2004-07-14 Per Bothner <per@bothner.com>
3940 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
3941 instead of EXPR_LOCUS in a boolean context, which is always true
3942 if --enable-mapped-location.
3943 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
3945 2004-07-14 Richard Henderson <rth@redhat.com>
3947 * dominance.c (struct dom_info): Add fake_exit_edge.
3948 (init_dom_info): Allocate it.
3949 (free_dom_info): Free it.
3950 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
3952 (calc_idoms): Honor fake_exit_edge.
3954 2004-07-13 Jason Merrill <jason@redhat.com>
3956 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
3957 (rhs_test_for): New fn.
3958 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
3959 * tree-gimple.h: Declare them.
3960 * gimplify.c (gimplify_modify_expr): Use the new fns.
3962 2004-07-14 Richard Henderson <rth@redhat.com>
3964 * config/arm/arm-protos.h (arm_va_arg): Remove.
3965 * config/arm/arm.c (arm_va_arg): Remove.
3966 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
3967 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
3969 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3971 * pa.c (fix_range): New function to mark a range(s) of registers as
3973 (override_options): Call fix_range if the -mfixed-range option string
3975 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
3976 * doc/invoke.texi (-mfixed-range): Document new option.
3978 2004-07-14 David Edelsohn <edelsohn@gnu.org>
3980 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
3982 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
3984 2004-07-14 Roger Sayle <roger@eyesopen.com>
3986 * expmed.c (expand_sdiv_pow2): New function to expand signed division
3987 by a positive power of two, split out from expand_divmod. Provide
3988 an alternate implementation when shifts are expensive. Lower the
3989 threshold for using a branchless implementation to BRANCH_COST >= 2.
3990 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
3992 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
3994 * tree-dfa.c (make_rename_temp): *Really* work just
3995 like create_tmp_var if called while outside SSA form.
3997 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
3999 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
4000 for division by zero.
4001 ("umodsi3"): Likewise.
4003 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
4005 * config/mips/mips.c (mips_output_move): When generating mips16 code,
4006 force loads of negative constants to be split.
4007 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
4008 Generalize SImode li/neg splitter to cope with other modes.
4010 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
4012 * expmed.c: Remove more references to QUEUED in the comments.
4015 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
4018 2004-07-13 Richard Henderson <rth@redhat.com>
4019 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
4022 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
4024 * tree-dfa.c (make_rename_temp): Work just like
4025 create_tmp_var if called while outside SSA form.
4027 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
4029 * expr.c (enqueue_insn, finish_expr_for_function,
4030 protect_from_queue, queued_subexp_p, mark_queue,
4031 emit_insns_enqueued_after_mark, emit_queue,
4032 expand_increment): Remove.
4033 (store_constructor): Expand increment as an assignment.
4034 (expand_expr_real_1 <case PREINCREMENT_EXPR,
4035 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
4036 case POSTDECREMENT_EXPR>): Abort.
4037 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
4038 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
4039 protect_from_queue, emit_queue, queued_subexp_p): Remove.
4040 * function.h (pending_chain, x_pending_chain): Remove.
4041 * rtl.def (QUEUED): Remove.
4043 * emit-rtl.c (copy_insn_1, copy_most_rtx,
4044 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
4045 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
4046 encode_units_mask): Likewise.
4047 * local-alloc.c (equiv_init_varies_p): Likewise.
4048 * rtl.c (copy_rtx): Likewise.
4049 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
4050 * simplify-rtx.c (simplify_gen_subreg): Likewise.
4051 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
4053 * builtins.c (expand_builtin, expand_builtin_apply,
4054 expand_builtin_mathfn, expand_builtin_mathfn_2,
4055 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
4056 Remove calls to emit_queue and protect_from_queue.
4057 * calls.c (expand_call, precompute_arguments,
4058 precompute_register_parameters, rtx_for_function_call,
4059 store_one_arg): Likewise.
4060 * dojump.c (do_compare_and_jump, do_jump): Likewise.
4061 * explow.c (memory_address): Likewise.
4062 * expmed.c (clear_by_pieces_1, clear_storage,
4063 clear_storage_via_libcall, emit_group_load,
4064 emit_group_store, emit_store_flag,
4065 expand_expr_real_1, store_by_pieces,
4066 store_constructor, store_expr, try_casesi,
4067 try_tablejump): Likewise.
4068 * function.c (expand_pending_sizes): Likewise.
4069 * optabs.c (emit_cmp_and_jump_insns,
4070 emit_conditional_add, emit_conditional_move,
4071 expand_fix, expand_float, prepare_cmp_insn): Likewise.
4072 * stmt.c (emit_case_bit_tests,
4073 expand_asm_expr, expand_computed_goto,
4074 expand_decl_init, expand_end_case_type,
4075 expand_end_stmt_expr, expand_expr_stmt_value,
4076 expand_return, expand_start_case,
4077 optimize_tail_recursion): Likewise.
4078 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
4079 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
4081 2004-07-14 Ben Elliston <bje@au.ibm.com>
4083 * vec.h: Comment fix.
4085 2004-07-13 Richard Henderson <rth@redhat.com>
4087 * target.h (struct gcc_target): Add calls.pass_by_reference.
4088 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
4089 * function.c (pass_by_reference): Use the hook.
4090 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
4091 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
4092 (hook_pass_by_reference_must_pass_in_stack): New.
4093 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
4094 (alpha_pass_by_reference): New.
4095 (TARGET_PASS_BY_REFERENCE): New.
4096 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4097 * config/arc/arc.c (arc_pass_by_reference): New.
4098 (TARGET_PASS_BY_REFERENCE): New.
4099 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4100 (FUNCTION_ARG_CALLEE_COPIES): True.
4101 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
4102 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
4103 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
4104 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4105 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4106 * config/cris/cris.c (cris_pass_by_reference): New.
4107 (TARGET_PASS_BY_REFERENCE): New.
4108 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
4109 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
4110 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4111 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
4112 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4113 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
4114 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
4115 (frv_function_arg_pass_by_reference): Remove.
4116 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4117 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
4118 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
4119 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
4120 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4121 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
4122 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
4123 (ia64_pass_by_reference): Rename from
4124 ia64_function_arg_pass_by_reference.
4125 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4126 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4127 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
4128 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
4129 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
4130 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4131 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
4132 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
4133 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
4134 (m32r_pass_by_reference): Adjust prototype. Make static.
4135 Handle mode sizes correctly.
4136 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4137 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
4138 (m68hc11_function_arg_pass_by_reference): Remove.
4139 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4140 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
4141 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
4142 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4143 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
4144 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
4145 (mips_va_arg): Use pass_by_reference.
4146 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
4147 Handle mode sizes correctly.
4148 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4149 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
4150 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
4151 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
4152 (mmix_pass_by_reference): Rename from
4153 mmix_function_arg_pass_by_reference.
4154 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4155 (FUNCTION_ARG_CALLEE_COPIES): True.
4156 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
4157 (mn10300_pass_by_reference): New.
4158 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4159 (FUNCTION_ARG_CALLEE_COPIES): True.
4160 * config/pa/pa.c (pa_pass_by_reference): New.
4161 (TARGET_PASS_BY_REFERENCE): New.
4162 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4163 (FUNCTION_ARG_CALLEE_COPIES): True.
4164 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
4165 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
4166 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
4167 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4168 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
4169 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
4170 (s390_pass_by_reference): Rename from
4171 s390_function_arg_pass_by_reference.
4172 (s390_function_arg_advance): Don't query pass-by-ref.
4173 (s390_function_arg): Likewise.
4174 (s390_gimplify_va_arg): Use pass_by_reference.
4175 (s390_call_saved_register_used): Likewise.
4176 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4177 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
4178 (shcompact_byref, sh_pass_by_reference): New.
4179 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4180 (SHCOMPACT_BYREF): Remove.
4181 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
4182 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
4183 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
4184 (sparc_gimplify_va_arg): Use pass_by_reference.
4185 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4186 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4187 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
4188 (v850_pass_by_reference): New.
4189 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4190 (FUNCTION_ARG_CALLEE_COPIES): True.
4191 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
4192 FUNCTION_ARG_PASS_BY_REFERENCE docs.
4194 2004-07-14 Richard Henderson <rth@redhat.com>
4195 Richard Sandiford <rsandifo@redhat.com>
4197 * config/mips/mips-protos.h (mips_va_arg): Delete.
4198 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
4199 * config/mips/mips.c: Include tree-gimple.h.
4200 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
4201 (mips_arg_info): Remove special handling of must_pass_in_stck args.
4202 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
4203 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
4205 2004-07-13 Bob Wilson <bob.wilson@acm.org>
4207 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
4208 arguments for COND_EXPR in big-endian adjustment code.
4210 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4212 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
4213 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
4214 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
4215 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
4217 2004-07-13 Diego Novillo <dnovillo@redhat.com>
4219 PR tree-optimization/16443
4220 * tree-ssa-alias.c: Add more description for
4221 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
4222 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
4223 clobbering of call-clobbered and addressable variables. If
4224 there are any before aliases have been computed, add them.
4226 2004-07-13 Diego Novillo <dnovillo@redhat.com>
4228 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
4231 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
4233 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
4234 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
4237 2004-07-13 Per Bothner <per@bothner.com>
4239 * collect2.c (main): Handle --no-demangle and --demangle flags.
4241 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
4243 * Makefile.in (OBJS-common): Add tree-data-ref.o.
4244 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
4245 (tree-data-ref.o): New rule.
4246 * lambda.h: New file.
4247 * tree-data-ref.c: New file.
4248 * tree-data-ref.h: New file.
4249 * tree.c (int_cst_value, tree_fold_gcd): New functions.
4250 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
4252 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4255 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
4256 * config/sparc/sparc.c (output_ubranch): New function.
4257 * config/sparc/sparc.md (jump pattern): Use it.
4259 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4262 * config/sparc/sparc.c (output_cbranch): Properly guard
4263 the code handling far branches with TARGET_V9.
4264 * config/sparc/sparc.md (length attribute): Document the
4265 side-effect of having a length greater or equal to 3.
4267 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4268 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
4271 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
4272 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
4274 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4275 Martin Sebor <sebor@roguewave.com>
4278 * doc/invoke.texi (SPARC options): Document -threads
4279 and -pthreads on Solaris.
4281 2004-07-13 Richard Henderson <rth@redhat.com>
4283 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
4285 (ind_gimplify_va_arg_expr): Remove.
4286 * tree.h (ind_gimplify_va_arg_expr): Remove.
4287 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
4288 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
4291 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
4292 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
4293 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
4294 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
4295 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
4297 2004-07-13 Richard Henderson <rth@redhat.com>
4299 * function.c (pass_by_reference): New.
4300 (assign_parm_find_data_types): Use it.
4301 * calls.c (initialize_argument_information): Likewise.
4302 (emit_library_call_value_1): Likewise.
4303 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4304 * function.h (pass_by_reference): Declare.
4306 2004-07-13 Richard Henderson <rth@redhat.com>
4308 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
4309 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
4310 * expr.h (MUST_PASS_IN_STACK): Remove.
4311 * system.h (MUST_PASS_IN_STACK): Poison.
4312 * tree.h (must_pass_in_stack_var_size): Declare.
4313 (must_pass_in_stack_var_size_or_pad): Declare.
4314 * calls.c (must_pass_in_stack_var_size): New.
4315 (must_pass_in_stack_var_size_or_pad): Rename from
4316 default_must_pass_in_stack.
4317 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
4318 (TARGET_MUST_PASS_IN_STACK): New.
4319 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
4320 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
4321 (TARGET_MUST_PASS_IN_STACK): New.
4322 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
4323 * config/frv/frv.c (frv_must_pass_in_stack): New.
4324 (TARGET_MUST_PASS_IN_STACK): New.
4325 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
4326 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
4327 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
4328 (ix86_must_pass_in_stack): Make static.
4329 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
4330 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
4331 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
4332 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
4333 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
4334 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
4335 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
4336 (mcore_must_pass_on_stack): Remove.
4337 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
4338 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
4339 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
4340 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
4341 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
4342 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
4343 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
4344 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
4345 (TARGET_MUST_PASS_IN_STACK): New.
4346 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
4347 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
4348 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
4349 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
4350 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
4351 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
4352 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
4355 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
4356 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
4357 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
4358 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
4359 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
4360 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
4361 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
4362 config/xtensa/xtensa.c: Use target hook.
4364 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
4366 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
4367 * configure: Rebuilt.
4369 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
4371 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
4372 * config/mips/mips.h (mips_reg_names): Don't declare.
4373 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
4374 (TARGET_NAME_REGS): Delete.
4375 (TARGET_SWITCHES): Remove -mrnames.
4376 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
4377 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
4379 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
4380 (override_options): Remove handling of TARGET_NAME_REGS.
4382 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
4384 * config/mips/mips.h (TARGET_*): Boolify.
4386 2004-07-12 Nick Clifton <nickc@redhat.com>
4388 * config.gcc: Add sh-*-symbianelf target.
4389 * config/sh/sh.c: Add new target macros:
4390 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
4391 TARGET_CXX_IMPORT_EXPORT_CLASS.
4392 (sh_file_start): Create a definition of the .directive section.
4393 (sh_attribute): Add dllimport and dllexport attributes.
4394 * config/sh/symbian-pre.h: New file.
4395 * config/sh/symbian-post.h: New file.
4396 * config/sh/symbian.c: New file. Contains Symbian specific
4398 * config/sh/sh-protos.h: Add prototypes for new functions
4399 provided by symbian.c.
4400 * config/sh/t-symbian: New file.
4401 * doc/extend.texi: Document support for dllimport and dllexport
4402 attributes by the sh-symbianelf target.
4404 2004-07-12 James E Wilson <wilson@specifixinc.com>
4406 * Makefile.in (AR): Use @AR@ not ar.
4408 (AR_FOR_TARGET): Use $(AR) not ar for native.
4409 (NM_FOR_TARGET): Use $(NM) not nm for native.
4410 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
4411 * configure: Regenerate.
4413 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
4415 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
4417 (ashldi3_sp64): Likewise.
4419 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4422 * pa.c (function_arg): Update comment.
4423 * pa.h (BLOCK_REG_PADDING): Define.
4425 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4427 PR tree-optimization/16461
4428 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
4429 arguments of phi nodes.
4431 2004-07-12 Devang Patel <dpatel@apple.com>
4433 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
4435 2004-07-12 Steve Ellcey <sje@cup.hp.com>
4437 * function.c (expand_function_start): Ensure r_save is in Pmode.
4438 * calls.c (prepare_call_address): Ensure static_chain_value is
4440 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
4441 r_save_area are in Pmode.
4442 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
4443 fnaddr, and static_chain are in Pmode.
4445 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
4448 * config/ia64/ia64.c (bundling): Don't count ignored insns.
4450 2004-07-12 Richard Henderson <rth@redhat.com>
4452 * target.h (struct gcc_target): Move gimplify_va_arg_expr
4453 next to build_builtin_va_list.
4454 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
4455 * builtins.c (gimplify_va_arg_expr): Likewise.
4456 * gimplify.c (copy_if_shared_r): Likewise.
4458 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
4460 * passes.c (rest_of_decl_compilation): Don't defer call of
4461 assemble_variable if its DECL_RTL is already set.
4463 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
4465 * cfgloop.h (struct loop): Add nb_iterations field.
4466 (current_loops): Declare.
4467 * tree-chrec.c (chrec_not_analyzed_yet,
4468 chrec_dont_know, chrec_known, count_ev_in_wider_type,
4469 chrec_contains_symbols_defined_in_loop): Remove the temporary
4471 * tree-flow-inline.h (loop_containing_stmt): New function.
4472 * tree-scalar-evolution.c: Add implementation.
4473 * tree-scalar-evolution.h: Add declarations.
4475 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
4477 PR rtl-optimization/15921
4478 * Makefile.in (global.o): Add recog.h.
4480 * global.c (recog.h): Add the include-clause.
4481 (bb_info): New member earlyclobber.
4482 (allocate_bb_info, free_bb_info): Initialize/finish the new
4484 (earlyclobber_regclass, earlyclobber_regclass_length): The new
4486 (check_earlyclobber, regclass_intersect,
4487 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
4489 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
4490 (make_accurate_live_analysis): Modify pavin.
4492 2004-07-12 Diego Novillo <dnovillo@redhat.com>
4494 * tree-cfg.c (find_taken_edge): Statically compute the truth
4495 value of a predicate comparing an SSA_NAME to itself.
4497 2004-07-12 Roger Sayle <roger@eyesopen.com>
4499 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
4500 rs6000 doesn't have shift-and-add or shift-and-sub instructions
4501 by returning the cost of a multiplication plus an addition.
4503 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
4505 PR tree-optimization/14107
4506 * gimplify.c (gimplify_return_expr): Accept a
4507 RETURN_EXPR with an error argument.
4508 * tree-optimize.c (init_tree_optimization_passes):
4509 Run pass_warn_function_return at -O0.
4511 2004-07-12 Roger Sayle <roger@eyesopen.com>
4513 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
4516 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
4518 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
4519 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4520 * config/mips/3000.md: Add copyright notice. Remove automota and
4521 function units; use generic ones instead. Only define reservations
4522 for things that are different from generic.md. Extend each clause
4524 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
4525 * config/mips/mips.md: Include them. Remove define_function_units.
4526 (alu, imuldiv): New automata and units.
4528 2004-07-12 Ben Elliston <bje@au.ibm.com>
4530 * doc/invoke.texi (Optimize Options): Document -frename-registers
4531 not being enabled by default at -O3.
4533 2004-07-11 Roger Sayle <roger@eyesopen.com>
4535 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
4536 floating point additions, to keep real immediate constant positive.
4537 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
4538 into X + C, and leave positive real constants as X - C.
4540 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4542 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
4544 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4546 PR tree-optimization/15654
4547 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
4549 2004-07-11 Roger Sayle <roger@eyesopen.com>
4551 * builtins.c (fold_builtin_fputs): Don't bother converting the
4552 return type to integer_type_node, as we've already checked that
4553 the result will be ignored.
4555 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
4556 that signed addition, subtraction, multiplication, division,
4557 remainder, negation and absolute value may potentially trap.
4559 * fold-const.c (fold_ignored_result): New function to strip
4560 non-side-effecting tree nodes from an expression whose result
4562 (fold_convert): Call fold_ignored_result when casting a value
4564 (omit_one_operand): Call fold_ignored_result on the "omitted"
4565 operand when building a COMPOUND_EXPR.
4566 (pedantic_omit_one_operand): Likewise.
4567 * tree.h (fold_ignored_result): Prototype here.
4568 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
4569 when we're going to ignore the result.
4571 2004-07-11 Richard Henderson <rth@redhat.com>
4574 * tree-ssa-ccp.c (fold_stmt_r): Split out...
4575 * tree.c (fields_compatible_p, find_compatible_field): ... new.
4576 * tree.h (fields_compatible_p, find_compatible_field): Declare.
4577 * tree-sra.c (sra_hash_tree): Hash fields by offset.
4578 (sra_elt_eq): Use fields_compatible_p.
4579 (generate_one_element_ref): Use find_compatible_field.
4581 2004-07-11 Richard Henderson <rth@redhat.com>
4584 * tree-sra.c (generate_one_element_init): New.
4585 (generate_element_init): Use it.
4586 (scalarize_init): Push/pop gimplify context around it.
4587 (find_new_referenced_vars_1, find_new_referenced_vars): New.
4588 * gimplify.c (gimplify_expr): Allow SSA_NAME.
4590 2004-07-11 Roger Sayle <roger@eyesopen.com>
4592 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
4593 combine.c's combine_insn_cost.
4594 * rtl.h (insn_rtx_cost): Prototype here.
4595 * combine.c (combine_insn_cost): Delete function.
4596 (combine_validate_cost): Update callers of combine_insn_cost to
4597 call insn_rtx_cost instead.
4598 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
4599 requesting the rtx_cost of call and/or jump instructions.
4601 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
4602 rtx_cost directly. Don't request/use the cost of call or jump
4603 instructions. Return -1 if the cost of any instruction can't be
4604 determined (or the BB contains a function call).
4605 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
4606 -1 (i.e. can't determine the cost of any instruction or the basic
4607 block contains a subroutine call).
4608 (find_if_case_2): Likewise.
4610 2004-07-11 Roger Sayle <roger@eyesopen.com>
4612 * rs6000.c (struct processor_costs): Change semantics of fields to
4613 include the COST_N_INSNS scaling, and update all initializers.
4614 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
4615 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
4616 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
4617 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
4619 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
4621 * LANGUAGES: Remove obsolete information.
4623 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
4625 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
4626 SIGBUS signal frames, the PSW address points *to* the faulting
4627 instruction, not after it.
4629 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
4631 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
4632 added to TLS symbol addresses.
4634 2004-07-11 Richard Henderson <rth@redhat.com>
4636 * expmed.c (init_expmed): Use stack-local structures for
4637 temporary rtl. Don't recognize shifts.
4639 2004-07-11 Richard Henderson <rth@redhat.com>
4641 * expr.c (store_expr): Don't fiddle subreg promotion for types
4642 with precision smaller than the mode.
4644 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
4646 * tree.h (all_types_permanent): Remove.
4648 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
4650 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
4651 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
4652 * langhooks.c (lhd_clear_binding_stack): Remove.
4653 * langhooks-def.h (lhd_clear_binding_stack,
4654 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
4655 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
4656 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
4657 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
4658 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
4659 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
4660 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
4661 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
4662 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
4663 * tree.h (poplevel): Don't declare.
4664 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
4665 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
4666 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
4667 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
4670 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
4672 PR tree-optimization/16437
4673 * c-common.c (shorten_compare): Don't mark result of conversion to
4674 narrower signed type as overflowing.
4675 * fold-const.c (decode_field_reference): Determine whether
4676 signedness comes from outer type using precision rather than size.
4678 2004-07-11 Phil Edwards <phil@codesourcery.com>
4680 * configure.ac: Alphabetize --enable-checking list, add
4681 missing valgrind entry.
4682 * configure: Regenerate.
4684 2004-07-11 Phil Edwards <phil@codesourcery.com>
4686 * doc/install.texi (Testing): Fix syntax in "make check" example.
4688 2004-07-10 James E Wilson <wilson@specifixinc.com>
4690 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
4692 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4694 PR rtl-optimization/16001
4695 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
4698 2004-07-10 Geoffrey Keating <geoffk@apple.com>
4700 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
4702 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
4703 James Morrison <phython@gcc.gnu.org>
4705 * doc/contrib.texi (Contributors): Add gfortran contributors and
4706 fix a couple of typos.
4708 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4710 PR rtl-optimization/15387
4711 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
4712 to incoming args space correctly.
4714 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4716 * pa.c (output_indirect_call): Only use %r2 as the link register in
4717 indirect calls with the long PA 2.0 pc-relative branch.
4719 2004-07-10 Daniel Jacobowitz <dan@debian.org>
4721 * config/i386/i386.c (override_options): Pick a 64-bit CPU
4722 for the default tuning if TARGET_64BIT.
4724 2004-07-10 Richard Henderson <rth@redhat.com>
4726 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
4727 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
4729 2004-07-10 Jakub Jelinek <jakub@redhat.com>
4731 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
4732 * expmed.c (store_bit_field, extract_bit_field): Remove last
4734 * builtins.c (expand_builtin_signbit): Adjust callers.
4735 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
4736 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
4737 * ifcvt.c (noce_emit_move_insn): Likewise.
4738 * stmt.c (expand_return): Likewise.
4739 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
4740 store_field, expand_expr_real_1): Likewise.
4742 2004-07-10 Richard Henderson <rth@redhat.com>
4744 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
4746 2004-07-09 Mike Stump <mrs@apple.com>
4748 * config/darwin.c (no_dead_strip): Add.
4749 (HAVE_DEAD_STRIP): Add.
4750 (darwin_emit_unwind_label): Ensure that we don't dead code strip
4753 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4755 * tree-ssa-loop-im.c: New file.
4756 * Makefile.in (tree-ssa-loop-im.o): Add.
4757 * cfgloop.c (superloop_at_depth): New function.
4758 * cfgloop.h (superloop_at_depth): Declare.
4759 * common.opt (ftree-lim): New flag.
4760 * expr.c (array_ref_up_bound): New function.
4761 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
4762 * timevar.def (TV_LIM): New timevar.
4763 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
4764 computing immediate uses of a phi node.
4765 * tree-flow.h (struct tree_ann_common_d): Add aux field.
4766 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
4767 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
4768 * tree-pass.h (pass_lim): Declare.
4769 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
4771 (pass_lim): New pass structure.
4772 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
4773 * tree.c (in_array_bounds_p): New function.
4774 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
4775 (in_array_bounds_p, array_ref_up_bound): Declare.
4776 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
4777 * doc/passes.texi (tree-ssa-loop-im.c): Document.
4779 2004-07-09 Richard Henderson <rth@redhat.com>
4781 * builtins.c (expand_builtin_stpcpy): Don't modify len.
4783 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
4786 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
4788 * flags.h: Delete redundant prototypes that are being generated
4789 in options.h from common.opt.
4790 * common.opt: Add in the expository comments formerly in flags.h.
4792 2004-07-09 Jan Beulich <jbeulich@novell.com>
4794 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
4795 available for use only when TARGET_MMX/_SSE is set, and check for
4796 variable argument function if any register count is non-zero.
4797 (function_arg): Correctly suppress repeated warnings for passing SSE
4798 vectors are arguments without SSE enabled.
4799 (ix86_function_arg_boundary): Without SSE enabled, the use of what
4800 would be SSE register modes does no longer influence the alignment.
4802 2004-07-09 Richard Henderson <rth@redhat.com>
4804 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
4805 Always align upward to arg boundary. Use size_in_bytes/round_up.
4806 Maintain type-correctness of constants.
4807 * stor-layout.c (round_up, round_down): Special-case powers of 2.
4809 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
4811 * config/sparc/sparc.c (*_costs): Scale instruction costs
4813 (sparc_rtx_costs): Adjust as appropriate.
4815 2004-07-09 Jan Beulich <jbeulich@novell.com>
4817 * config/i386/mm3dnow.h: New.
4818 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
4820 2004-07-09 Richard Henderson <rth@redhat.com>
4822 * simplify-rtx.c (simplify_const_relational_operation): Only
4823 look at bounds of scalar integers.
4825 2004-07-09 Jan Beulich <jbeulich@novell.com>
4827 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
4829 2004-07-09 Andrew Pinski <apinski@apple.com>
4831 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
4833 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
4834 UOBJC_METACLASS_decl.
4836 2004-07-09 James E Wilson <wilson@specifixinc.com>
4839 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
4840 do return a parallel if hfa_mode == XFmode and mode == TImode.
4842 2004-07-09 Jan Beulich <jbeulich@novell.com>
4844 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
4845 permissible for unary plus.
4847 2004-07-09 Jan Beulich <jbeulich@novell.com>
4849 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
4850 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
4851 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
4852 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
4853 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
4854 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
4855 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
4856 (BUILTIN_xxxIMAX): New.
4857 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
4858 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
4859 BUILT_IN_PARITYIMAX.
4861 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
4863 * config/sparc/sparc.h (processor_costs): Define.
4864 (sparc_costs): Declare.
4865 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
4866 hypersparc_costs, sparclet_costs, ultrasparc_costs,
4867 ultrasparc3_costs): New.
4868 (sparc_override_options): Set sparc_costs as appropriate.
4869 (sparc_rtx_costs): Use sparc_costs instead of messy
4872 2004-07-09 Steven Bosscher <stevenb@suse.de>
4874 * doc/md.texi (Processor pipeline description): Mention that
4875 the old pipeline description is deprecated.
4877 * config/rs6000/7450.md (automaton ppc7450): Split up, move
4878 mciu_7450 function unit to...
4879 (automaton ppc7450mciu): ...new automaton.
4881 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
4882 (schedule_block): Don't consider inserting bubbles.
4883 (sched_init): Don't initialize DFA bubbles.
4884 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
4885 TARGET_SCHED_DFA_BUBBLE): Remove.
4886 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
4887 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
4888 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
4890 * stmt.c (conditional_context): Remove prototype.
4891 * tree.h (conditional_context): Remove.
4892 * tree-cfg.c (pre_insert_on_edge): Remove.
4894 * c-common.h (c_expand_asm_operands): Remove prototype.
4895 * c-typeck.c (c_expand_asm_operands): Remove.
4897 2004-07-09 Jan Beulich <jbeulich@novell.com>
4899 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
4900 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
4901 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
4902 and V8QI are class SSE. All sufficiently small remaining vector modes
4903 must be passed in one or two integer registers.
4904 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
4906 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
4907 __builtin_ia32_pmuludq128 have non-uniform argument and return types
4908 and must thus be handled explicitly.
4909 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
4911 (movv8qi_internal, movv4hi_internal, movv2si_internal,
4912 movv2sf_internal): Permit moving between MMX and XMM registers (since
4913 MMX areguments and return values are passed in XMM registers).
4914 (sse2_umulsidi3): Correct type and mode.
4916 2004-07-09 Richard Henderson <rth@redhat.com>
4918 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
4920 2004-07-09 Eric Christopher <echristo@redhat.com>
4922 * config/rs6000/40x.md: Split into two automatons.
4924 2004-07-09 Zack Weinberg <zack@codesourcery.com>
4925 Andrew Pinski <apinski@apple.com>
4927 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
4928 on when we have more than one input file.
4929 (c_common_parse_file): Restore loop over all input files.
4930 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
4932 * c-decl.c (set_type_context): New function.
4933 (pop_scope): Use it to set context of types. When we
4934 encounter a TYPE_DECL, set the context of the attached type too.
4935 (pop_file_scope): Don't call cpp_undef_all here.
4936 (diagnose_mismatched_decls): Do not complain about a second
4937 definition of an 'extern inline' function if it's not in the
4938 same translation unit. Do not complain about inline
4939 declaration after use if the use was in a different
4941 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
4942 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
4944 (pushdecl_top_level): Likewise.
4945 (grokdeclarator): Clarify what is going on with setting
4946 DECL_EXTERNAL on function types, a little.
4947 (c_write_global_declarations): Don't do anything if
4948 -fsyntax-only or errors have been encountered.
4950 2004-07-09 Zack Weinberg <zack@codesourcery.com>
4952 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
4954 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4957 * pa.c (output_indirect_call): Use %r2 as the link register when
4958 calling $$dyncall with a pc-relative branch.
4960 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
4962 * doc/install.texi (Binaries): Mention OpenPKG.
4964 2004-07-09 Diego Novillo <dnovillo@redhat.com>
4966 Fix PR tree-optimization/15555
4967 * tree-dfa.c (dump_variable): If the variable is a pointer
4968 SSA_NAME, also dump its points-to information.
4969 * tree-flow.h (struct ptr_info_def): Add field
4971 (dump_points_to_info_for): Declare.
4972 (debug_points_to_info_for): Declare.
4973 * tree-optimize.c (init_tree_optimization_passes): Add a
4974 second alias analysis pass after DOM2.
4975 Move pass_del_pta to a later spot.
4976 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
4977 create a name tags when we find a dereferenced pointer. Just
4978 mark the pointer dereferenced.
4979 (collect_points_to_info_for): Move code to clear points-to
4980 information to create_name_tags.
4981 (create_name_tags): New function.
4982 (compute_flow_sensitive_aliasing): Call it.
4983 (setup_pointers_and_addressables): Mark type tags for renaming
4985 (create_memory_tag): ... here.
4986 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
4987 (dump_points_to_info_for): Declare extern.
4988 (debug_points_to_info_for): New function.
4990 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
4992 * config/arc/arc.md: Switch to DFA-based scheduler description.
4993 * config/arc/arc.c: Switch to DFA-based scheduler description.
4995 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
4997 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
5000 2004-07-09 Richard Henderson <rth@redhat.com>
5002 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
5003 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5004 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
5005 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
5007 * config/v850/v850-protos.h (v850_va_arg): Remove.
5008 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5009 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
5010 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
5011 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
5012 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
5014 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
5017 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
5018 and DImode to use +/-4k offset.
5020 2004-07-09 Richard Henderson <rth@redhat.com>
5022 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
5024 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5025 (xstormy16_gimplify_va_arg_expr): Rewrite from
5026 xstormy16_expand_builtin_va_arg.
5027 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
5029 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
5030 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
5032 * config/sh/sh-protos.h (sh_va_arg): Remove.
5033 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5034 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
5035 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
5037 * config/pa/pa-protos.h (hppa_va_arg): Remove.
5038 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5039 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
5040 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
5042 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
5043 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5044 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
5045 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
5047 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
5049 * config/sparc/sparc.md (return): Rewrite length formula.
5050 * config/sparc/sparc.c (output_return): Pass 1 as 5th
5051 argument to final_scan_insn when in a delay slot.
5052 (output_sibcall): Likewise.
5054 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
5056 * arm.c (arm_cpp_interwork): New variable.
5057 (arm_override_options): Set it if TARGET_INTERWORK was on the command
5059 * arm.h (arm_cpp_interwork): Declare it.
5060 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
5061 __THUMB_INTERWORK__ in the preprocessor.
5063 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
5065 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
5067 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
5070 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
5071 Override default settings to account for -m32 and -m64.
5073 2004-07-08 Randolph Chung <tausq@debian.org>
5075 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
5077 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
5079 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
5080 before comparing it as such.
5082 2004-07-08 Richard Henderson <rth@redhat.com>
5084 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
5085 temporary. Use bit arithmetic to align.
5087 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
5089 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
5090 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
5091 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
5092 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
5093 add_labels_and_missing_jumps, find_jump_block,
5094 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
5096 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
5097 link_btr_uses, move_btr_def): Likewise.
5098 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
5099 expand_builtin_expect_jump): Likewise.
5100 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
5101 * calls.c (expand_call, emit_library_call_value_1): Likewise.
5102 * cfganal.c (forwarder_block_p): Likewise.
5103 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
5104 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
5105 find_bb_boundaries): Likewise.
5106 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
5107 merge_blocks_move_predecessor_nojumps,
5108 merge_blocks_move_successor_nojumps, insns_match_p,
5109 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
5110 try_optimize_cfg): Likewise.
5111 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
5112 * cfglayout.c (skip_insns_after_block, label_for_bb,
5113 record_effective_endpoints, insn_locators_initialize,
5114 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
5115 * cfgmainloop.c (create_loop_notes): Likewise.
5116 * cfgrtl.c (delete_insn, delete_insn_chain,
5117 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
5118 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
5119 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
5120 redirect_branch_edge, force_nonfallthru_and_redirect,
5121 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
5122 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
5123 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
5124 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
5125 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
5126 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
5127 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
5128 * combine.c (combine_instructions, can_combine_p, try_combine,
5129 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
5130 distribute_notes, distribute_links, insn_cuid): Likewise.
5131 * cse.c (fold_rtx, cse_insn, cse_around_loop,
5132 invalidate_skipped_block, cse_set_around_loop,
5133 cse_end_of_basic_block, cse_main, cse_basic_block,
5134 cse_condition_code_reg): Likewise.
5135 * cselib.c (cselib_process_insn): Likewise.
5136 * ddg.c (create_ddg): Likewise.
5137 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
5139 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
5140 gen_label_die, dwarf2out_var_location): Likewise.
5141 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
5142 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
5143 last_call_insn, active_insn_p, next_label, prev_label,
5144 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
5145 add_insn_before, remove_insn, add_function_usage_to,
5146 reorder_insns, find_line_note, remove_unnecessary_notes,
5147 emit_insn_after_1, classify_insn): Likewise.
5148 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
5149 connect_post_landing_pads, sjlj_mark_call_sites,
5150 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
5151 can_throw_internal, can_throw_external, set_nothrow_function_flags,
5152 convert_to_eh_region_ranges): Likewise.
5153 * explow.c (optimize_save_area_alloca): Likewise.
5154 * expr.c (expand_expr_real): Likewise.
5155 * final.c (insn_current_reference_address, compute_alignments,
5156 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
5157 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
5158 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
5159 propagate_block_delete_insn, propagate_one_insn,
5160 init_propagate_block_info, propagate_block, libcall_dead_p,
5161 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
5163 * function.c (instantiate_virtual_regs, reorder_blocks_1,
5164 expand_function_start, expand_function_end, contains,
5165 thread_prologue_and_epilogue_insns,
5166 reposition_prologue_and_epilogue_notes): Likewise.
5167 * gcse.c (constprop_register, bypass_conditional_jumps,
5168 insert_insn_end_bb, gcse_after_reload): Likewise.
5169 * genemit.c (gen_expand, gen_split): Likewise.
5170 * genpeep.c (gen_peephole, main): Likewise.
5171 * global.c (build_insn_chain): Likewise.
5172 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
5173 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
5174 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
5175 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
5176 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
5177 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
5178 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
5179 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
5180 dead_or_predicable): Likewise.
5181 * integrate.c (try_constants): Likewise.
5182 * jump.c (rebuild_jump_labels, cleanup_barriers,
5183 purge_line_number_notes, init_label_info, mark_all_labels,
5184 squeeze_notes, get_label_before, get_label_after,
5185 reversed_comparison_code_parts, simplejump_p, pc_set,
5186 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
5187 delete_barrier, delete_prior_computation, delete_computation,
5188 delete_related_insns, delete_for_peephole, redirect_jump):
5190 * lcm.c (optimize_mode_switching): Likewise.
5191 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
5193 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
5194 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
5195 * loop-iv.c (simplify_using_assignment): Likewise.
5196 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
5197 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
5198 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
5199 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
5200 check_insn_for_givs, check_final_value, update_giv_derive,
5201 basic_induction_var, product_cheap_p, check_dbra_loop,
5202 loop_insn_first_p, last_use_this_basic_block,
5203 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
5204 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
5205 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
5206 sms_schedule_by_order): Likewise.
5207 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
5208 * postreload.c (reload_cse_simplify_operands, reload_combine,
5209 reload_cse_move2add): Likewise.
5210 * predict.c (can_predict_insn_p, estimate_probability,
5211 expected_value_to_br_prob, process_note_predictions): Likewise.
5212 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
5213 * profile.c (branch_prob): Likewise.
5214 * ra-build.c (live_out_1, livethrough_conflicts_bb,
5215 detect_webs_set_in_cond_jump): Likewise.
5216 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
5217 ra_print_rtl_with_bb): Likewise.
5218 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
5219 * recog.c (next_insn_tests_no_inequality, find_single_use,
5220 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
5221 * reg-stack.c (next_flags_user, record_label_references,
5222 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
5223 compensate_edge, convert_regs_1): Likewise.
5224 * regclass.c (scan_one_insn): Likewise.
5225 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
5226 regmove_optimize, fixup_match_1, single_set_for_csa,
5227 combine_stack_adjustments_for_block): Likewise.
5228 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
5229 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
5230 find_equiv_reg): Likewise.
5231 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
5232 reload_as_needed, emit_input_reload_insns, do_output_reload,
5233 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
5235 * reorg.c (find_end_label, emit_delay_sequence,
5236 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
5237 get_jump_flags, rare_destination, mostly_true_jump,
5238 try_merge_delay_insns, redundant_insn, own_thread_p,
5239 fill_simple_delay_slots, fill_slots_from_thread,
5240 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
5241 dbr_schedule): Likewise.
5242 * resource.c (find_basic_block, next_insn_no_annul,
5243 find_dead_or_set_registers, mark_target_live_regs): Likewise.
5244 * rtl.h (RTX_PREV): Likewise.
5245 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
5246 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
5247 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
5248 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
5249 tablejump_p, computed_jump_p, insns_safe_to_move_p,
5250 find_first_parameter_load, can_hoist_insn_p): Likewise.
5251 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
5252 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
5253 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
5254 schedule_ebbs): Likewise.
5255 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
5256 is_conditionally_protected, can_schedule_ready_p,
5257 add_branch_dependences, debug_dependencies): Likewise.
5258 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
5260 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
5261 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
5262 set_dominates_use, ujump_to_loop_cont): Likewise.
5263 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
5264 * varasm.c (output_constant_pool_1): Likewise.
5266 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5268 * tree-scalar-evolution.c: New file.
5269 * tree-scalar-evolution.h: New file.
5270 * tree-ssa-loop-niter.c: New file.
5271 * Makefile.in (SCEV_H): New.
5272 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
5273 * cfgloop.h (struct loop): Add bounds field.
5274 * tree-flow.h (struct tree_niter_desc): New type.
5275 (number_of_iterations_cond, number_of_iterations_exit,
5276 loop_niter_by_eval, find_loop_niter_by_eval,
5277 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
5278 free_numbers_of_iterations_estimates): Declare.
5279 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
5280 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
5281 * doc/invoke.texi (max-iterations-to-track): Document.
5283 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
5285 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
5286 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
5287 (MODE_AFTER): Add cast appropriately.
5288 * config/sh/sh.md (movdi splitter): Likewise.
5289 (casesi_worker_2): Add const qualifier appropriately.
5290 (eh_return): Remove unused variable.
5291 (insv): Initialize v;
5293 2004-07-08 Richard Henderson <rth@redhat.com>
5295 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
5296 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5297 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
5298 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
5299 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
5301 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
5302 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5303 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
5304 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
5306 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
5307 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5308 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
5309 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
5311 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
5312 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5313 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
5314 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
5316 * config/i860/i860-protos.h (i860_va_arg): Remove.
5317 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5318 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
5319 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
5321 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
5323 * system.h: Prototype getpagesize if missing.
5324 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
5325 * configure: Regenerate.
5326 * config.in: Regenerate.
5328 2004-07-08 Richard Henderson <rth@redhat.com>
5330 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
5331 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5332 (fr30_gimplify_va_arg_expr): New.
5333 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
5334 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
5336 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
5339 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
5340 of asm_noperands result.
5342 2004-07-08 Richard Henderson <rth@redhat.com>
5344 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
5345 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5346 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
5347 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
5349 2004-07-08 Richard Henderson <rth@redhat.com>
5351 * builtins.c (ind_gimplify_va_arg_expr): New.
5352 * tree.h (ind_gimplify_va_arg_expr): Declare.
5353 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
5355 2004-07-08 Jan Beulich <jbeulich@novell.com>
5357 * expmed.c (extract_bit_field): Correct condition to use vec_extract
5358 patterns also on vector elements other than the first one.
5359 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
5362 2004-07-08 Geoffrey Keating <geoffk@apple.com>
5364 * config/rs6000/darwin-ldouble.c: Correct reference
5365 to the Linnainmaa paper.
5367 2004-07-08 Richard Henderson <rth@redhat.com>
5369 * config/arc/arc-protos.h (arc_va_arg): Remove.
5370 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5371 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
5372 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
5374 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
5375 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5376 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
5377 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
5379 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5381 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
5383 2004-07-08 Zack Weinberg <zack@codesourcery.com>
5385 * c-decl.c (static_ctors, static_dtors): Make static.
5386 (pop_file_scope): Call c_common_write_pch and
5387 cgraph_finalize_compilation_unit here.
5388 (build_cdtor): Moved here from c-objc-common.c; simplify.
5389 (c_write_global_declarations_1): Clarify comment.
5390 (c_write_global_declarations): Close the external scope before
5391 doing anything else. Call build_cdtor, cgraph_optimize, and
5392 mudflap_finish_file here.
5393 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
5395 * c-objc-common.c: No need to include cgraph.h.
5396 (build_cdtor): Moved to c-decl.c.
5397 (c_objc_common_finish_file): Delete.
5398 * c-tree.h: Update to match.
5399 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
5400 (generate_static_references): Set TREE_USED before calling finish_decl.
5401 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
5402 on the static_instances_decl.
5404 2004-07-08 Zack Weinberg <zack@codesourcery.com>
5406 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
5407 decls when there is only one input translation unit.
5408 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
5409 change of 2004-07-05; do not treat declarations with
5410 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
5411 * opts.c (cur_in_fname): Delete.
5413 * tree.c: Revert changes of 2004-07-05; no special treatment
5414 for TRANSLATION_UNIT_DECLs.
5415 * Makefile.in (tree.o): Update dependencies.
5417 2004-07-08 Roger Sayle <roger@eyesopen.com>
5419 * builtins.c (fold_builtin_strcpy): Merge functionality from
5420 simplify_builtin_strcpy. Add additional len argument. No longer
5421 static. Remove function prototype.
5422 (fold_builtin_strncpy): Likewise integrate functionality from
5423 simplify_builtin_strncpy. Add additional slen argument. No
5424 longer static. Remove function prototype.
5425 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
5426 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
5427 types of "ignore" and "unlocked" parameters to bool.
5428 (fold_builtin_1): Add additional ignore argument. Call renamed
5429 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
5430 builtins. Update arguments to fold_builtin_strncpy and
5431 fold_builtin_strcpy. Add function prototype.
5432 (fold_builtin): Add additional Boolean ignore argument to pass
5434 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
5435 and fold_builtin_strncpy instead of simplify_builtin_fputs,
5436 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
5438 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
5439 simplify_builtin_strncpy): Delete function prototypes.
5440 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
5441 fold_builtin_strncpy): Add function prototypes here.
5442 (fold_builtin): Update function prototype with new "bool ignore".
5444 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
5445 (ccp_fold_builtin): Update call to fold_builtin. Call
5446 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
5447 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
5448 simplify_builtin_strncpy respectively.
5449 * fold-const.c (fold): Update call to fold_builtin.
5451 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
5453 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
5456 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
5457 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
5458 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
5459 * calls.c: Remove ifdefs of macros above.
5460 * functions.c: Likewise.
5463 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5465 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
5466 (arch attribute): Delete.
5467 (current_function_calls_alloca attribute): Rename into calls_alloca.
5468 (calls_eh_return): New attribute.
5469 (leaf_function): Likewise.
5470 (length attribute): Fix formula for sibcalls.
5471 (return insn): Correctly compute the 'length' attribute.
5472 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
5474 2004-07-08 Richard Henderson <rth@redhat.com>
5476 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
5477 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
5478 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
5479 * tree-eh.c (lower_eh_constructs_1): Likewise.
5480 * tree-sra.c (sra_walk_modify_expr): Likewise.
5481 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
5482 (eliminate_unnecessary_stmts): Likewise.
5483 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
5484 * tree-tailcall.c (optimize_tail_call): Likewise.
5485 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
5487 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
5488 Jakub Jelinek <jakub@redhat.com>
5490 * config/i386/i386.c (override_options): Enable
5491 SSE prefetches with -mtune, as long as we are
5492 compiling for i686 or higher. All i686 processors
5493 accept SSE prefetches as NOPS, some i586's don't.
5495 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5498 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
5500 2004-07-08 Diego Novillo <dnovillo@redhat.com>
5502 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
5503 the handling of clobbering ASM_EXPRs.
5505 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5508 * config/sparc/sparc.c (function_value): In 64-bit mode,
5509 return the aggregates larger than 16 bytes like unions.
5511 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5514 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
5515 'temp' is zero, generate new pseudos as needed and emit the
5516 sequence of insns in single-assignment form. Resync comments
5518 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
5519 function before reload.
5521 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
5523 * vec.c (vec_assert_fail): Remove duplicate 'function'.
5525 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
5527 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
5528 Allocation is signed.
5529 (VEC_reserve): Return flag, allocation is signed.
5531 2004-07-08 Richard Henderson <rth@redhat.com>
5533 * tree-ssa-ccp.c (fold_stmt): Get type directly from
5534 OBJ_TYPE_REF_OBJECT.
5536 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
5537 Neil Booth <neil@daikokuya.co.uk>
5541 * c-decl.c (finish_struct): Ensure bit-fields are given the
5543 * c-common.c (c_common_signed_or_unsigned_type): For C, require
5544 the precision to match as well as the mode.
5545 * expr.c (reduce_to_bit_field_precision): New function.
5546 (expand_expr_real_1): Reduce expressions of bit-field type to
5548 * langhooks.h (reduce_bit_field_operations): New hook.
5549 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
5551 * c-lang.c, objc/objc-lang.c
5552 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
5553 * objc/objc-act.c (check_ivars): Convert types to bit-field types
5555 * tree.c (build_nonstandard_integer_type): New function.
5556 * tree.h (build_nonstandard_integer_type): New prototype.
5557 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
5558 conversions between integer and boolean types as useless.
5560 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
5562 * c-common.c (c_common_nodes_and_builtins): Do not
5563 create __builtin_ptrdiff_t and __builtin_size_t.
5565 2004-07-08 Andrew Pinski <apinski@apple.com>
5567 * Makefile.in (libbackend.o): Add -combine to the gcc
5570 2004-07-08 Nick Clifton <nickc@redhat.com>
5572 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
5575 2004-07-08 Richard Henderson <rth@redhat.com>
5577 * except.c (expand_eh_region_start, expand_eh_region_end,
5578 expand_eh_handler, expand_eh_region_end_cleanup,
5579 expand_start_all_catch, expand_start_catch, expand_end_catch,
5580 expand_end_all_catch, expand_eh_region_end_allowed,
5581 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
5582 expand_eh_region_end_fixup): Remove.
5583 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
5584 cleanups, outer_cleanups, label_chain, exception_region.
5585 (struct goto_fixup): Remove stack_level, cleanup_list_list.
5586 (struct label_chain): Remove.
5587 (struct stmt_status): Remove x_stack_block_stack.
5588 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
5589 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
5590 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
5591 end_cleanup_deferral, last_cleanup_this_contour,
5592 containing_blocks_have_cleanups_or_stack_level,
5593 any_pending_cleanups): Remove.
5594 (expand_null_return_1): Take no arguments.
5595 (expand_label, expand_naked_return, expand_return,
5596 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
5597 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
5598 expand_end_case_type): Don't use any of them.
5599 * calls.c (expand_call): Likewise.
5600 * dojump.c (do_jump): Likewise.
5601 * function.c (expand_function_end): Likewise.
5602 * expr.c (store_expr, expand_expr_real_1): Likewise.
5603 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
5604 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
5605 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
5606 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
5607 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
5608 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
5609 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
5610 for WITH_CLEANUP_EXPR.
5611 (gimple_push_cleanup): Likewise.
5612 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
5613 * print-tree.c (print_node): Likewise.
5614 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
5615 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
5616 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
5617 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
5618 (GOTO_SUBROUTINE_EXPR): Remove.
5619 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
5620 (DECL_TOO_LATE): Remove.
5621 * except.h, tree.h: Update decls.
5623 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
5625 * explow.c (optimize_save_area_alloca): Do not accept parameters.
5626 * passes.c (rest_of_handle_final): Handle symout.
5627 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
5629 (rest_of_handle_sched): Break out SMS. Remove ifs for
5630 flag_schedule_insns and flag_modulo_sched.
5631 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
5633 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
5634 (rest_of_handle_partition_blocks, rest_of_handle_sms,
5635 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
5636 rest_of_handle_mode_switching, rest_of_handle_jump,
5637 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
5638 rest_of_handle_jump2, rest_of_handle_postreload,
5639 rest_of_handle_flow2, rest_of_clean_state,
5640 rest_of_handle_shorten_branches,
5641 rest_of_handle_prologue_epilogue,
5642 rest_of_handle_branch_target_load_optimize): New.
5643 (rest_of_compilation): Call the above. Remove ggc_collect
5644 calls moved to rest_of_handle_*.
5645 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
5647 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
5648 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
5649 * except.h (set_nothrow_function_flags): Update comment.
5650 * function.c (current_function_nothrow): Remove.
5651 * output.h (current_function_nothrow): Remove.
5652 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
5653 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
5655 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5658 * reorg.c: Revert 2004-06-30 change.
5659 (find_end_label): If HAVE_epilogue and !HAVE_return,
5660 return 0 instead of creating a label at the end of the insn chain.
5661 (optimize_skip): Account for the failure mode of find_end_label.
5662 (fill_simple_delay_slots): Likewise.
5663 (fill_slots_from_thread): Likewise.
5664 (relax_delay_slots): Likewise.
5666 2004-07-08 Diego Novillo <dnovillo@redhat.com>
5668 * tree-flow.h (addressable_vars): Declare.
5669 * tree-ssa-alias.c (addressable_vars): Define.
5670 (setup_pointers_and_addressables): Add addressable variables
5671 to addressable_vars.
5672 * tree-ssa-operands.c (get_stmt_operands): Move
5673 handling of ASM_EXPRs ...
5674 (get_asm_expr_operands): ... here.
5675 When the ASM_EXPR clobbers memory, also clobber addressable
5677 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
5678 (delete_tree_ssa): Reset addressable_vars.
5680 2004-07-07 Jan Beulich <jbeulich@novell.com>
5681 Richard Henderson <rth@redhat.com>
5683 * varasm.c (assemble_variable): Use assemble_zeros for
5684 zero-initialized variables.
5685 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
5686 for SECCAT_BSS and SECCAT_TBSS.
5688 2004-07-07 Jan Beulich <jbeulich@novell.com>
5690 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
5692 * expmed.c (emit_store_flag): Also special-case double-word
5693 (in-)equality comparison against -1.
5695 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
5696 passing arguments the containers for which are registers.
5698 * calls.c (emit_library_call_value_1): Use mode of function parameter
5699 rather than that of argument since constants have none.
5701 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
5703 Introduce H8SX support.
5704 * expr.c (expand_strcpy): Renamed and moved to...
5705 * builtins.c (expand_movstr): ... here. Tweak.
5706 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
5707 computed or has side effects.
5708 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
5709 unused, or if mempcpy fails. Adjust the return value in the
5710 latter case. Use movstr if everything else fails.
5711 * doc/md.texi (movstr): Document.
5712 (movmemM, clrmemM): Fix explanation of memory block operands.
5713 * config/h8300/h8300.md (stpcpy): Renamed to...
5714 (movstr): ... this. Adjust.
5715 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
5716 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
5717 movmem* and clrstr* to clrmem*.
5718 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
5719 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
5720 GENERAL_REGS, always.
5721 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
5722 getting the stack pointer as addr.
5723 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
5724 from general_operand_dst.
5725 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
5727 (movmd_internal): ... this. Add modes to operands. Disparage `D'
5728 instead of requiring it to match only before reload.
5729 (stpcpy_internal_normal): New, normal-mode variant of...
5730 (stpcpy_internal): ... this. Add modes to operands. Disparage
5731 `D' instead of requiring it to match only before reload.
5732 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
5734 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
5735 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
5737 * config/h8300/h8300.md (attr type): Add call.
5738 (attr can_delay): If type is call, set it no.
5739 (call, call_value): Set type to call.
5740 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
5741 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
5742 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
5743 * tree.c (get_narrower): Don't narrow integral types into
5745 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
5746 frame_size *before* the first use.
5747 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
5749 (peephole2): Don't widen instructions that push SP. Move
5750 decrement of SP to the end of all stm-generating peepholes.
5751 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
5752 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
5753 and OR to set it to all ones.
5754 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
5755 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
5756 (call, call_value): Set can_delay to "no".
5757 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
5758 * config/h8300/h8300.md (extzv): Make subreg check more robust.
5759 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
5760 * config/h8300/h8300.md (*brabit): Remove.
5761 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
5762 zero_extract. Use bit_memory_operand as the predicate for
5763 operand 1 and 'WU' as the constraint. Check the difference
5764 between the base length and the final one when deciding which
5765 type of branch to use.
5766 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
5767 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
5768 Use convert_move to extend the result for TARGET_H8300SX. Check
5769 for QImode memory references. Optimize the case where the
5770 destination is a paradoxical subreg.
5771 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
5772 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
5773 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
5774 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
5775 * config/h8300/h8300.md: Include mova.md
5776 (length_table): Add mova and mova_zero.
5777 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
5778 after all constant addresses for '%R', '%X', '%T' and '%S'.
5779 (h8300_mova_length): New function.
5780 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
5781 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
5782 dependencies for s-config, etc.
5783 * config/h8300/gemova.sh: New file.
5784 * config/h8300/mova.md: Generated.
5785 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
5786 * config/h8300/h8300.c (h8300_bitfield_length): New.
5787 (nibble_operand): Adjust.
5788 (h8300_binary_length): Handle conditional binary op.
5789 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
5790 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
5791 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
5792 and P#<0, unused so far. W and Y are now prefixes to multi-letter
5793 constraints. WU is introduced as a variant of U that requires a
5794 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
5795 * config/h8300/h8300.md (attr type): Added bitbranch.
5796 (attr length_table): Added bitfield and bitbranch.
5797 (attr length): Compute bitbranch length.
5798 (andqi): Separate pattern for H8300SX. Use bfld for loading the
5799 least-significant bit of a byte.
5800 (brabit, brabc, brabs): New.
5801 (insv, extzv): Emit bfst and bfld on H8300SX.
5802 (bfld, bfst, seq, sne): New.
5803 (bstzhireg, cmpstz, bstz, bistz): New.
5804 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
5805 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
5806 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
5807 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
5808 (h8sx_unary_memory_operator): New function.
5809 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
5810 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
5811 * config/h8300/h8300.md: Add peepholes to combine reloads and
5813 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
5814 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
5815 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
5816 (and?i, ior?i, xor?i): Likewise.
5817 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
5818 * config/h8300/h8300.c: Move enums and prototypes to head of file.
5819 Various whitespace fixes.
5820 (h8300_constant_length): New function, split out from...
5821 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
5822 (h8300_classify_operand): Use IN_RANGE.
5823 (h8300_classify_operand): Use h8300_constant_length.
5824 (h8300_short_move_mem_p): Tighten size check.
5825 (h8sx_mergeable_memrefs_p): Tighten equality check.
5826 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
5827 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
5829 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
5830 * config/h8300/crtn.asm: Likewise.
5831 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
5832 if __H8300SX__ is defined.
5833 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
5834 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
5835 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
5836 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
5837 addresses as mode-dependent.
5838 * config/h8300/h8300.c (print_operand_address): Update call to
5840 (h8300_get_index): Take a mode argument. Rework to fix an
5841 earlier misunderstanding.
5842 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
5843 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
5844 into a register if TARGET_H8300SX.
5845 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
5846 TARGET_H8300SX. Also disable related define_splits.
5847 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
5848 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
5849 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
5850 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
5851 * config/h8300/h8300.h (OK_FOR_Z): New macro.
5852 (EXTRA_CONSTRAINT_STR): Check it.
5853 * config/h8300/h8300.c (h8300_classify_operand): Accept null
5855 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
5856 * config/h8300/h8300.md (length_table): Add mov_imm4.
5857 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
5858 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
5859 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
5861 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
5862 * config/h8300/h8300.c (h8300_reorg): New function.
5863 (TARGET_MACHINE_DEPENDENT_REORG): Define.
5864 * config/h8300/h8300.md (length): Subtract the length of the
5865 delay slot from (pc) when checking the range of forward branches.
5866 (delay_slot, can_delay): New attributes.
5867 (define_delay): Add bra/s handling.
5868 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
5869 (jump): Add delayed-branch handling.
5870 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
5871 * expr.c (expand_strcpy): New function.
5872 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
5873 (expand_builtin_stpcpy): Likewise.
5874 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
5875 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
5876 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
5877 handling to improve register allocation for -fno-omit-frame-pointer.
5878 (h8sx_split_movmd): Delete, moving er6 handling into...
5879 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
5880 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
5881 (movmd): Add calls to copy_rtx.
5882 (movmd_internal): In the second alternative, allow the initial and
5883 final destination registers to be different . Update the splitter
5884 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
5885 instead of h8sx_split_movmd.
5886 (stpcpy, movsd): New expanders.
5887 (movsd_internal): New define_insn.
5888 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
5889 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
5890 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
5891 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
5892 and DESTINATION_REGS.
5893 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
5894 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
5895 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
5896 (h8300_move_ratio): Declare.
5897 (MOVE_RATIO): Use it.
5898 * config/h8300/h8300.c (h8300_move_ratio): New variable.
5899 (h8300_init_once): Initialize it.
5900 (h8300_reg_class_from_letter): New function.
5901 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
5902 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
5903 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
5904 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
5905 (movstrsi, movmd): New expanders.
5906 (movmd_internal): New insn.
5907 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
5908 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
5909 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
5910 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
5911 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
5912 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
5913 * config/h8300/h8300.c (nibble_operand): Fix warning.
5914 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
5915 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
5916 (movsf_h8300h): Disable for TARGET_H8300SX.
5917 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
5918 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
5919 h8300_stm_parallel and h8300_return_parallel.
5920 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
5921 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
5922 h8300_stm_parallel, h8300_return_parallel): New functions.
5923 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
5924 if TARGET_H8300SX. Use h8300_push_pop.
5925 (h8300_expand_epilogue): Likewise. Try to merge the return insn
5926 and final pop when generating h8sx code. Always emit some form
5928 * config/h8300/h8300.md: Don't enforce register alignment in
5929 stm peepholes if TARGET_H8300SX.
5930 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
5931 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
5932 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
5933 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
5934 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
5935 (MULTILIB_DIRNAMES): Add a directory for it.
5936 (MULTILIB_MATCHES): Delete.
5937 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
5938 * final.c (walk_alter_subreg): Handle addresses with subregs
5939 inside a ZERO_EXTEND or AND.
5940 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
5941 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
5943 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
5944 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
5945 @(dd,Rn.w) and @(dd,ERn.L).
5946 (h8300_displacement_size): Take the whole address as argument.
5947 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
5948 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
5949 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
5950 (h8sx_mergeable_memrefs_p): Declare.
5951 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
5952 (HAVE_PRE_INCREMENT): Likewise.
5953 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
5954 addresses for TARGET_H8300SX,
5955 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
5957 (movb_length_table, movl_length_table): New tables.
5958 (movw_length_table): Define to movb_length_table.
5959 (h8300_displacement_size): New, split out from...
5960 (h8300_classify_address): ...here. Handle pre/post inc/dec.
5961 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
5962 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
5963 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
5964 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
5965 (compute_plussi_length, compute_plussi_cc): Update accordingly.
5966 (h8sx_unary_shift_operator): Get the mode from the operator.
5967 (binary_shift_operator): Likewise.
5968 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
5969 a memory reference, check whether the reference is offsettable.
5970 (length_table): Add movb, movw and movl.
5971 (movqi): Add new h8sx pattern. Don't force one operand to be a
5972 register when generating h8sx code.
5973 (movhi, movsi, movsf): Likewise.
5974 (movstrictqi): Use the length_table attribute.
5975 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
5976 (addqi3): Split into a define_expand and define_insn. Don't accept
5977 memory operands in the expander. Use h8300_operands_match_p to
5978 check for matching operands in the define_insn.
5979 (subqi3, negqi2, one_cmplqi2): Likewise.
5980 (add[hs]i3): Don't accept memory operands in the expander. Likewise
5981 in any patterns that are unused in h8sx code. In the h8sx patterns,
5982 use h8300_operands_match_p to check whether operands match.
5983 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
5984 one_cmpl[hs]i3): Likewise.
5985 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
5987 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
5988 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
5989 (h8300_insn_length_from_table): Add a second parameter.
5990 (output_h8sx_shift): Declare.
5991 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
5992 (EXTRA_CONSTRAINT): Replace with...
5993 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
5994 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
5995 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
5996 and h8sx_binary_shift_operator.
5997 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
5999 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
6000 (bit_memory_operand, fix_bit_operand): Likewise.
6001 (h8300_length_table_for_insn): Remove.
6002 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
6004 (h8300_short_immediate_length, h8300_binary_length): New functions.
6005 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
6006 (output_plussi): Use sub to add negative constants.
6007 (compute_plussi_length): Adjust accordingly.
6008 (h8sx_single_shift_type): New enum.
6009 (h8sx_single_shift, h8sx_unary_shift_operator,
6010 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
6011 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
6012 single h8sx instruction. Return false in this case.
6013 * config/h8300/h8300.md (length_table): Add short_immediate.
6014 (length): Pass the operand array to h8300_insn_length_from_table.
6015 (adjust_length): Assume "no" for insns with a length_table attribute.
6016 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
6017 (*addhi3_h8300hs): Don't use for h8sx.
6018 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
6020 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
6021 1's predicate to nonimmediate_operand. Only skip default expansion
6022 if expand_a_shift or expand_a_rotate returns true. Add new patterns
6023 for single h8sx shift instructions.
6024 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
6025 * config/h8300/h8300.c (nibble_operand): Split out of...
6026 (reg_or_nibble_operand): ... this.
6027 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
6028 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
6029 umulhisi3): Introduce expand, and introduce separate insns for
6030 sign- or zero-extended REG and already-extended CONST_INT.
6031 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
6032 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
6033 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
6034 (subhi3): Likewise. Don't accept immediates for operand 1.
6035 Remove the early clobber from second alternative of the h8300s pattern.
6036 (subsi3): Generalize for h8sx. Force operand 2 into a register
6037 on plain h8300 targets.
6038 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
6039 (subsi3_h8300h): Generalize for h8sx.
6040 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
6041 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
6042 * config/h8300/h8300.c (reg_or_nibble_operand): New.
6043 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
6044 (TARGET_H8300SXMUL): New.
6045 (CONST_OK_FOR_P): New.
6046 (CONST_OK_FOR_LETTER_P): Adjust.
6047 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
6048 umulhisi3): Accept 4-bit immediate on H8SX.
6049 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
6050 (udivsi3, divhi3, udivsi3, divsi3): New.
6051 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
6052 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
6053 * config/h8300/h8300.h (OK_FOR_Q): New macro.
6054 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
6055 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
6056 Add ADDRESSOF to the bit_operand entry.
6057 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
6058 (h8300_src_operand): Likewise.
6059 (bit_operand): Check nonimmediate_operand rather than general_operand.
6060 Accept any nonimmediate_operand in h8sx code.
6061 (h8300_and_costs): Initialize operands[1].
6062 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
6063 (h8300_operand_class): New enum.
6064 (h8300_length_table): New typedef.
6065 (addb_length_table, addw_length_table, addl_length_table,
6066 logicl_length_table): New tables.
6067 (logicb_length_table, logicw_length_table): New macros.
6068 (h8300_classify_operand, h8300_length_from_table,
6069 h8300_length_table_for_insn, h8300_unary_length,
6070 h8300_insn_length_from_table): New functions.
6071 (output_plussi): Only use adds and subs for register destinations.
6072 Disable redundant clause.
6073 (compute_plussi_cc): Likewise.
6074 (compute_plussi_length): Likewise. Use h8300_length_from_table
6075 to work out the length of an insn.
6076 (output_logical_op): Only use narrower immediate instructions
6077 if the destination is a register.
6078 (compute_logical_op_cc): Likewise.
6079 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
6080 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
6081 * config/h8300/h8300.md (length_table): New attribute.
6082 (length): When an instruction has a length_table attribute, use
6083 h8300_insn_length_from_table to calculate its default length.
6084 (cmpqi): Use h8300_dst_operand for the first operand and
6085 h8300_src_operand for the second.
6086 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
6087 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
6088 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
6089 iorsi3, xorhi3, xorsi3): Likewise.
6090 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
6091 so that it allows any combination of operands for TARGET_H8300SX.
6092 (iorqi3, xorqi3): Likewise.
6093 (cmpqi): Use the length_table attribute.
6094 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
6095 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
6096 (cmpqi): Add 'Q' constraint.
6097 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
6098 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
6099 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
6100 * config/h8300/h8300.h (MASK_H8300SX): New macro.
6101 (TARGET_H8300S): True for both -ms and -msx.
6102 (TARGET_H8300SX): New macro.
6103 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
6104 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
6105 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
6106 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
6108 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
6109 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
6110 16-bit pointers and 32-bit ints.
6111 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
6112 CONST_DOUBLE with mode no wider than SImode.
6113 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
6115 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
6116 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
6118 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
6119 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
6120 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
6122 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
6124 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
6126 2004-07-07 Per Bothner <per@bothner.com>
6128 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
6130 2004-07-07 Mike Stump <mrs@apple.com>
6132 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
6133 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
6134 (machopic_finish): Likewise.
6136 2004-07-07 Richard Henderson <rth@redhat.com>
6138 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
6139 through any value-preserving cast.
6141 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
6143 * function.c (assign_parm_find_data_types): Call
6144 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
6146 2004-07-07 Steven Bosscher <stevenb@suse.de>
6148 * tree-cfg.c (group_case_labels): Remove case labels that have
6149 the same target as the default case.
6151 2004-07-07 Steven Bosscher <stevenb@suse.de>
6153 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
6154 regardless of DECL_LANG_SPECIFIC being present or not.
6155 * tree.h (DECL_NUM_STMTS): Purge.
6157 2004-07-07 Andrew Pinski <apinski@apple.com>
6159 * configure: Regenerate with the right autoconf.
6161 2004-07-07 David Edelsohn <edelsohn@gnu.org>
6163 * ifcvt.c (total_bb_rtx_cost): New function.
6164 (find_if_case_1): Compare rtx_cost of basic block to cost of
6166 (find_if_case_2): Same.
6168 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6171 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
6172 (output_return): Likewise.
6173 (output_sibcall): Abort if !flag_delayed_branch.
6174 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
6175 (emit_and_preserve): New function.
6176 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
6177 indirect jump to the thunked-to function if !flag_delayed_branch.
6178 * config/sparc/sparc.md (delayed_branch): New attribute.
6179 (load_pcrel_sym): Honor flag_delayed_branch. Use above
6180 attribute to compute the length of the insn.
6181 (goto_handler_and_restore): Likewise.
6183 2004-07-07 Andrew Pinski <apinski@apple.com>
6185 PR tree-optimization/15777
6186 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
6188 * expr.c (expand_expr_real_1): Fix formating.
6189 BUFFER_REF and IN_EXPR are dead.
6190 * fold-const.c (non_lvalue): BUFFER_REF is dead.
6191 * tree-inline.c (estimate_num_insns_1): Likewise.
6192 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
6193 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
6194 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
6196 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
6198 * collect2.c (dump_file): Don't call cplus_demangle if
6199 HAVE_LD_DEMANGLE is defined.
6200 (main): Pass "--demangle" to ld if no_demangle is not 0 and
6201 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
6202 if HAVE_LD_DEMANGLE is defined.
6204 * configure.ac (--with-demangler-in-ld): Added
6205 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
6206 --with-demangler-in-ld is used.
6207 * config.in: Regenerated.
6208 * configure: Likewise.
6210 2004-07-07 Roger Sayle <roger@eyesopen.com>
6212 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
6213 for simple floating point operations "fp", double precision
6214 multiplication "dmul", and single and double precision division
6215 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
6216 (ppc630_cost): New table split from ppc620_cost, to distinguish
6217 differences in floating point latencies.
6218 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
6219 (rs6000_rtx_costs): Add support for single and double precision
6220 floating point addition, subtraction, multiplication, division,
6221 fused-multiply-add, fused-multiply-sub, negation, absolute value
6222 and negative absolute value. Tweak MEM case to use prefered idiom.
6224 2004-07-07 Richard Henderson <rth@redhat.com>
6226 * tree-flow-inline.h (may_propagate_copy): Move...
6227 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
6228 attempt to copy between types requiring conversion.
6229 * tree-flow.h (may_propagate_copy): Update decl.
6230 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
6232 2004-07-07 Jakub Jelinek <jakub@redhat.com>
6234 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
6235 from -mtune= option.
6237 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
6239 * builtins.c: Rename movstr*, except for movstrict*, to
6240 movmem* and clrstr* to clrmem*.
6243 * genopinit.c: Likewise.
6244 * integrate.c: Likewise.
6245 * local-alloc.c: Likewise.
6246 * optabs.c: Likewise.
6247 * optabs.h: Likewise.
6248 * config/alpha/alpha.h: Likewise.
6249 * config/alpha/alpha.md: Likewise.
6250 * config/arm/arm-protos.h: Likewise.
6251 * config/arm/arm.c: Likewise.
6252 * config/arm/arm.md: Likewise.
6253 * config/avr/avr.md: Likewise.
6254 * config/c4x/c4x.c: Likewise.
6255 * config/c4x/c4x.md: Likewise.
6256 * config/frv/frv.md: Likewise.
6257 * config/i386/i386-protos.h: Likewise.
6258 * config/i386/i386.c: Likewise.
6259 * config/i386/i386.h: Likewise.
6260 * config/i386/i386.md: Likewise.
6261 * config/i860/i860.c: Likewise.
6262 * config/i860/i860.md: Likewise.
6263 * config/ip2k/ip2k.md: Likewise.
6264 * config/ip2k/libgcc.S: Likewise.
6265 * config/ip2k/t-ip2k: Likewise.
6266 * config/m32r/m32r.c: Likewise.
6267 * config/m32r/m32r.md: Likewise.
6268 * config/mcore/mcore.md: Likewise.
6269 * config/mips/mips.c: Likewise.
6270 * config/mips/mips.md: Likewise.
6271 * config/ns32k/ns32k.c: Likewise.
6272 * config/ns32k/ns32k.h: Likewise.
6273 * config/ns32k/ns32k.md: Likewise.
6274 * config/pa/pa.c: Likewise.
6275 * config/pa/pa.md: Likewise.
6276 * config/pdp11/pdp11.h: Likewise.
6277 * config/pdp11/pdp11.md: Likewise.
6278 * config/rs6000/rs6000.c: Likewise.
6279 * config/rs6000/rs6000.md: Likewise.
6280 * config/s390/s390-protos.h: Likewise.
6281 * config/s390/s390.c: Likewise.
6282 * config/s390/s390.md: Likewise.
6283 * config/sh/lib1funcs.asm: Likewise.
6284 * config/sh/sh.c: Likewise.
6285 * config/sh/sh.md: Likewise.
6286 * config/sh/t-sh: Likewise.
6287 * config/sparc/sparc.h: Likewise.
6288 * config/vax/vax.md: Likewise.
6289 * config/xtensa/xtensa.c: Likewise.
6290 * config/xtensa/xtensa.md: Likewise.
6291 * doc/invoke.texi: Likewise.
6292 * doc/md.texi: Likewise.
6293 * doc/rtl.texi: Likewise.
6295 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
6298 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
6299 * config/mips/mips.c (mips_declare_common_object): New function,
6300 mostly split out from...
6301 (mips_output_aligned_decl_common): ...here.
6302 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
6303 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
6304 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
6305 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
6307 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6310 * function.c (assign_parms): Fix typo from previous change.
6312 2004-07-07 Jason Merrill <jason@redhat.com>
6315 * doc/extend.texi (C++ Interface): Correct information and
6318 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
6323 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
6326 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6329 * config/m32r/m32r.c (m32r_function_symbol): New function:
6330 Generate a symbol name RTX with the correct m32r specific flags
6332 (block_move_call): Use new function to generate correct symbol.
6333 * config/m32r/m32r-protos.h: Add prototype for new funcion.
6334 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
6337 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
6339 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
6340 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
6341 TYPE_BINFO_BASETYPE): Remove.
6342 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
6344 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
6346 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
6347 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
6348 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
6349 (struct tree_binfo): Rename base_types to base_binfos.
6350 * alias.c (record_component_aliases): Adjust BINFO macros.
6351 * dbxout.c (dbxout_type): Likewise.
6352 * dwarf2out.c (gen_member_die): Likewise.
6353 * sdbout.c (sdbout_one_type): Likewise.
6354 * tree-dump.c (deque_and_dump): Likewise.
6355 * config/i386/i386.c (classify_argument,
6356 contains_128bit_aligned_vector_p): Likewise.
6358 2004-07-07 Nick Clifton <nickc@redhat.com>
6360 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
6361 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
6363 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
6365 * vec.h: Fix the example use.
6367 2004-07-06 Richard Henderson <rth@redhat.com>
6369 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
6370 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
6371 * tree-inline.c (copy_body_r, setup_one_parameter,
6372 initialize_inlined_parameters, expand_call_inline,
6373 declare_inline_vars): Don't check it.
6374 (expand_calls_inline): Remove old version, rename new version
6375 from gimple_expand_calls_inline.
6376 * tree-optimize.c (execute_gimple): Remove.
6377 (pass_gimple): Don't run anything.
6379 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
6381 * doc/sourcebuild.texi: Use semicolons instead of commas in
6384 2004-07-06 Richard Henderson <rth@redhat.com>
6386 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
6387 (sra_walk_modify_expr, scan_init): Likewise.
6388 (generate_element_zero): Check visited before scanning children.
6389 (generate_element_init): Set visited on error.
6390 (scalarize_init): Handle generate_element_init failure similar
6393 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
6395 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
6396 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
6398 2004-07-06 Richard Henderson <rth@redhat.com>
6400 * config/i386/i386.c (legitimize_pic_address): Make static.
6401 (legitimize_address): Handle CONST with TLS operand.
6402 (ix86_expand_move): Don't call legitimize_pic_address directly.
6403 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
6405 2004-07-06 Roger Sayle <roger@eyesopen.com>
6407 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
6408 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
6409 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
6410 is currently executed unconditionally, i.e. not in "else_bb".
6412 2004-07-06 Steven Bosscher <stevenb@suse.de>
6414 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
6415 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6416 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
6417 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6418 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
6419 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6420 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
6421 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6422 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
6423 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6424 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
6425 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6426 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
6427 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6428 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
6429 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6431 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
6433 * dojump.c (do_jump): REFERENCE_EXPR is dead.
6434 * expr.c (expand_expr_real_1): Ditto.
6435 * tree-inline.c (estimate_num_insns_1): Ditto.
6436 * tree-pretty-print.c (dump_generic_node): Ditto.
6440 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
6442 * tree-ssa-pre.c (reference_node_pool): New pool.
6443 (find_or_generate_expression): Class 'r' is okay too.
6444 (create_value_expr_from): Ditto.
6445 (add_to_sets): LHS should not include vuses.
6447 (compute_avail): Reverse ordering of tests.
6448 Valuize INDIRECT_REF as well.
6450 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
6452 PR rtl-optimization/16380
6453 * loop.c (check_dbra_loop): Sink comparison instructions if they
6454 do something other than set cc0.
6456 2004-07-06 James E Wilson <wilson@specifixinc.com>
6458 * doc/interface.texi (longjmp and automatic variables): Delete
6459 paragraph recommending taking the address of a variable.
6461 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
6463 * vec.h (VEC_embedded_alloc): Remove.
6464 (VEC_embedded_size, VEC_embedded_init): New.
6465 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
6467 (VEC_truncate): New.
6468 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
6469 (vec_embedded_alloc): Remove.
6470 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
6471 (vec_embedded_alloc): Remove.
6473 2004-07-06 Mark Mitchell <mark@codesourcery.com>
6475 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
6476 (gt-langhooks.h): Remove.
6478 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
6480 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
6482 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
6484 * config/sparc/sparc.c (get_pc_symbol): Rename into
6485 add_pc_to_pic_symbol.
6486 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
6487 (load_pic_register): Account for previous changes.
6488 Use reg_names. Don't create the label twice.
6489 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
6490 UNSPEC_LOAD_PCREL_SYM.
6491 (get_pc): Rename into load_pcrel_sym. Add predicate to
6492 operands. Remove condition.
6494 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
6496 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
6497 RECORD, UNION & QUAL_UNION is actually a binfo.
6499 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
6500 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
6501 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
6502 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
6503 * dwarf2out.c (add_data_member_location_attribute): Likewise.
6504 (gen_inheritance_die): Likewise.
6505 * tree-dump.c (deque_and_dump): Likewise.
6506 * doc/c-tree.texi (Binfos): Add under reconstruction note.
6508 2004-07-06 Steven Bosscher <stevenb@suse.de>
6510 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
6512 * config/mcore/mcore.md: Model memory latency with a simple DFA
6513 pipeline description instead of a define_function_unit.
6515 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6517 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
6518 * langhooks.h (var_mod_type_p): Likewise.
6519 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
6520 * expr.c (count_type_elements): Properly handle return from
6521 array_type_nelts and properly test for overflow.
6522 * gimplify.c (gimplify_init_constructor): Properly handle return
6523 from array_type_nelts.
6524 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
6525 * integrate.c (copy_decl_for_inlining): Correct comments.
6526 * tree-inline.c (remap_decl): Update comments, remove dead code,
6527 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
6528 (remap_type): Only remap if variably modified by vars in function
6530 (copy_body_r): Use compatible_type langhooks to see when can fold.
6531 (setup_one_parameter): Don't remap type.
6532 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
6533 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
6534 compute TREE_INVARIANT for decl case.
6535 (find_var_from_fn): New function.
6536 (variably_modified_type_p): Add arg and call new function.
6537 * tree.h (variably_modified_type_p): Add extra arg.
6539 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
6541 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
6542 (goto_handler_and_restore_v9): Delete disabled insn.
6543 (goto_handler_and_restore_v9_sp64): Likewise.
6545 2004-07-05 Roger Sayle <roger@eyesopen.com>
6547 * calls.c (load_register_parameters): Call expand_shift instead
6548 of expand_binop with ashl_optab (or other shift optab) directly.
6549 * expr.c (emit_group_load, emit_group_store): Likewise.
6550 * function.c (assign_parm_setup_block): Likewise.
6551 * stmt.c (shift_return_value): Likewise.
6553 2004-07-05 Jakub Jelinek <jakub@redhat.com>
6555 * expr.c (expand_assignment): Disable the bitfield += optimizations.
6557 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
6559 * doc/sourcebuild.texi: Revert previous patch.
6561 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
6563 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
6564 TARGET_MEM_FUNCTIONS.
6565 * system.h: Poison TARGET_MEM_FUNCTIONS.
6566 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
6567 bcmp_libfunc, bzero_libfunc): Remove.
6568 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
6570 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
6571 * doc/standards.texi: Don't mention calling BSD string functions.
6572 * doc/invoke.texi: Likewise. Mention that memmove may be called.
6573 * config/vax/t-memfuncs: New.
6574 * config/memcmp.c, config/memcpy.c, config/memmove.c,
6575 config/memset.c: New.
6576 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
6577 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
6579 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
6580 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
6581 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
6582 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
6583 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
6584 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
6585 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
6586 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
6587 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
6588 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
6590 2004-07-05 Richard Henderson <rth@redhat.com>
6592 * function.c (assign_parm_setup_reg): Properly rename variables in
6593 FUNCTION_ARG_CALLEE_COPIES section.
6595 2004-07-05 Zack Weinberg <zack@codesourcery.com>
6597 * tree-mudflap.c: Include cgraph.h.
6598 (mf_init_extern_trees): Rename to mudflap_init. Export.
6599 Rewrite to create synthetic declarations instead of looking
6600 up declarations from mf-runtime.h.
6601 (mf_make_builtin, mf_make_cache_struct_type): New functions.
6602 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
6604 (execute_mudflap_function_decls, mudflap_register_call):
6605 Don't call mf_init_extern_trees.
6606 (mudflap_finish_file): Use cgraph_build_static_cdtor.
6608 * tree-mudflap.h: Update prototypes.
6609 * c-mudflap.c: Delete file.
6610 * c-common.c: Include tree-mudflap.h.
6611 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
6612 * Makefile.in: Remove all references to c-mudflap.o.
6613 Update dependencies.
6615 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6617 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
6618 displacements with the spatial-locality cache-control completer.
6620 2004-07-05 Zack Weinberg <zack@codesourcery.com>
6622 * langhooks.c: Don't include gt-langhooks.h.
6623 (var_labelno): Delete.
6624 (lhd_set_decl_assembler_name): Do not append a distinguishing
6625 number to file-scope internal-linkage declarations for the first
6626 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
6627 the declaration itself (if at block scope), or its containing
6628 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
6631 * opts.c (cur_in_fname): New global.
6632 * opts.h: Declare it.
6633 * tree.c: Include opts.h.
6634 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
6635 DECL_UID equal to cur_in_fname.
6636 (copy_node_stat): Do not change DECL_UID when copying a
6637 TRANSLATION_UNIT_DECL.
6638 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
6639 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
6641 * c-decl.c (c_static_assembler_name): Delete.
6642 * c-tree.h (c_static_assembler_name): Delete prototype.
6643 * c-lang.c, objc/objc-lang.c: Don't override
6644 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
6646 * Makefile.in (tree.o): Update dependencies.
6647 (GTFILES): Remove langhooks.c.
6649 2004-07-05 Roger Sayle <roger@eyesopen.com>
6651 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
6652 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
6653 Normalize "X % C" as "X % -C" for signed modulus and negative C.
6654 Optimize "X % -Y" as "X % Y" for signed modulus.
6655 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
6656 into "((unsigned) X % Y) == 0".
6658 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
6660 * sourcebuild.texi (Config Fragments): Use @comma{} in
6661 cross-reference to section title.
6663 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6665 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
6666 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
6667 (gimplify_target_expr, gimplify_expr): Likewise.
6668 (copy_if_shared_r): No longer need special case for BIND_EXPR.
6669 (unshare_body, unvisit_body): Only look at nested if BODY_P is
6671 (gimplify_compound_lval): See if we can strip any useless conversion.
6672 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
6674 (gimplify_modify_expr_to_memset): Likewise.
6675 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
6676 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
6677 (declare_inline_vars): Likewise.
6678 (walk_type_fields): New function.
6679 (walk_tree): Use it.
6680 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
6682 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
6683 (sra_walk_modify_expr): Allow init function to fail.
6684 (scan_init): Now returns bool.
6685 (generate_element_init): If can't understand INIT, return false.
6686 (scalarize_init): Return false if generate_element_init does.
6688 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
6691 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
6692 bounds if bounds aren't constant.
6694 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
6696 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
6697 to type hooks; remove bogus PARAMS.
6699 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
6701 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
6702 * dwarf2out.c (add_data_member_location_attribute): Check for
6704 * tree.c (tree_node_kinds): Add "binfos".
6705 (binfo_lang_slots): New.
6706 (make_node_stat): Add TREE_BINFO.
6707 (make_tree_binfo_stat): New.
6708 (tree_node_structure): Add TREE_BINFO.
6709 * tree.def (TREE_BINFO): New.
6710 * tree.h (REC_OR_UNION_CHECK): Rename to ...
6711 (RECORD_OR_UNION_CHECK): ... here.
6712 (NOT_RECORD_OR_UNION_CHECK): New.
6713 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
6714 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
6715 RECORD_OR_UNION_CHECK.
6716 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
6717 (TYPE_LANG_SLOT_1): New.
6718 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
6719 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
6720 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
6721 (BINFO_ELTS): Remove.
6722 (BINFO_LANG_SLOT): New.
6723 (struct tree_binfo): New.
6724 (binfo_lang_slots): Declare.
6725 (enum tree_node_structure_enum): Add TS_BINFO.
6726 (union tree_node): Add binfo.
6727 (make_tree_binfo_stat): Declare.
6728 (make_tree_binfo): New.
6729 (enum tree_node_kind): Add binfo_kind.
6731 * objc/objc-act.c (start_class, objc_declare_protocols,
6732 start_protocols): Use TYPE_LANG_SLOT_1.
6733 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
6735 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
6736 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
6737 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
6738 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
6740 2004-07-05 Steven Bosscher <stevenb@suse.de>
6742 * rtl.h (struct rtx_def): Remove the integrated flag.
6743 Use the return_val flag for MEM_SCALAR_P.
6744 Reshuffle and update flags in CLEAR_RTX_FLAGS.
6746 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
6749 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
6750 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
6753 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
6755 * var-tracking.c: Fix some comments.
6756 (frame_stack_adjust): New.
6757 (vt_stack_adjustments): Init stack_adjust of entry block to
6758 minus stack adjustment of function prologue.
6759 (adjust_stack_reference): Do not adjust if adjustment == 0.
6760 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
6761 (emit_notes_in_bb): Likewise.
6762 (vt_add_function_parameters): Do not adjust locations of
6764 (vt_initialize): Compute the stack adjustment of function
6765 prologue and offset the initial "location" of frame_base_decl
6766 from the stack pointer after prologue.
6768 2004-07-04 Richard Henderson <rth@redhat.com>
6770 * function.c (struct assign_parm_data_all): New.
6771 (struct assign_parm_data_one): New.
6772 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
6773 assign_parm_find_data_types, assign_parms_setup_varargs,
6774 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
6775 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
6776 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
6777 assign_parm_setup_block, assign_parm_setup_reg,
6778 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
6779 (assign_parms): ... here.
6781 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
6783 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
6784 now are bitmap_set_t's.
6785 (bitmap_insert_into_set): No point in inserting the value if
6787 (bitmap_set_contains): New function.
6788 (bitmap_set_replace_value): Add comment on why we do it
6790 (set_contains): Removed.
6791 (bitmap_set_subtract_from_value_set): New name of
6792 set_subtract now that it's arguments are two different
6795 (bitmap_find_leader): Change algorithm used.
6796 (find_or_generate_expression): Update use of functions for new
6798 (create_expression_by_pieces): Ditto.
6799 (insert_aux): Ditto.
6801 (add_to_sets): Ditto.
6803 (execute_pre): Ditto.
6804 (compute_avail): Ditto.
6805 Also ignore virtual phis.
6807 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
6809 * combine.c (simplify_comparison): Fix comment typo.
6811 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6813 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
6814 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
6815 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
6816 (output_restore): Change parameter from 'insn' to 'pat'.
6817 (output_return): Adjust call to output_restore.
6818 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
6819 Adjust call to output_restore.
6821 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
6823 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
6824 and assert system is bsd.
6826 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
6828 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
6829 (TARGET_SWITCHES): Remove -mdebugc.
6830 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
6831 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
6832 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
6833 (sle_[sd]i_reg): Delete.
6835 2004-07-04 Steven Bosscher <stevenb@suse.de>
6837 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
6839 * config/iq2000/iq2000.md: Translate old pipeline description to an
6842 2004-07-04 Roger Sayle <roger@eyesopen.com>
6844 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
6845 Ensure the replacement rhs is valid gimple before performing
6846 the substitution. Return false if these sanity checks fail.
6847 (fold_stmt): Only set changed to true, if set_rhs returns true.
6848 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
6851 2004-07-04 Richard Henderson <rth@redhat.com>
6854 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
6856 2004-07-04 Mark Mitchell <mark@codesourcery.com>
6858 * configure.ac (ranlib_flags): New variable.
6859 * Makefile.in (RANLIB_FLAGS): New variable.
6860 (libbackend.a): Use it.
6861 * configure: Regenerated.
6863 2004-07-04 Roger Sayle <roger@eyesopen.com>
6865 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
6866 a "sign mask" instead of using ashr_optab directly.
6868 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
6870 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
6871 * doc/cppopts.texi: Clarify processing of command-line defines.
6873 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
6875 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
6877 2004-07-04 Richard Henderson <rth@redhat.com>
6879 * rtl.def (ADDRESSOF): Remove.
6880 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
6881 (find_base_term, memrefs_conflict_p): Likewise.
6882 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
6883 (fold_rtx, cse_insn, set_live_p): Likewise.
6884 * dwarf2out.c (mem_loc_descriptor): Likewise.
6885 (add_location_or_const_value_attribute): Likewise.
6886 * emit-rtl.c (copy_insn_1): Likewise.
6887 * explow.c (memory_address): Likewise.
6888 * expmed.c (store_split_bit_field): Likewise.
6889 * expr.c (expand_expr_real_1): Likewise.
6890 * function.c (instantiate_decl
6891 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
6892 * genrecog.c (preds, validate_pattern): Likewise.
6893 * integrate.c (copy_rtx_and_substitute): Likewise.
6894 * recog.c (general_operand, register_operand): Likewise.
6895 (memory_address_p): Likwise.
6896 * reload1.c (eliminate_regs, elimination_effects): Likewise.
6897 * rtl.c (copy_rtx): Likewise.
6898 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
6899 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
6900 * rtlhooks.c (gen_lowpart_general): Likewise.
6901 * stmt.c (expand_asm_operands): Likewise.
6902 * web.c (entry_register, replace_ref, web_main): Likewise.
6903 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
6904 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
6905 * config/arm/arm.c (thumb_rtx_costs): Likewise.
6906 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
6907 * config/frv/frv.c (move_destination_operand, move_source_operand,
6908 condexec_dest_operand, condexec_source_operand,
6909 condexec_memory_operand): Likewise.
6910 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
6911 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
6912 (destination_xfmode_operand): Likewise.
6913 * config/mips/mips.h (PREDICATE_CODES): Likewise.
6914 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
6915 * config/s390/s390.c (general_s_operand): Likewise.
6916 * config/s390/s390.md (mov*): Likewise.
6917 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
6919 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
6920 * expr.c (expand_expr_real_1): Likewise.
6921 * stmt.c (expand_decl): Likewise.
6922 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
6924 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
6925 postponed_insns, put_var_into_stack, put_reg_into_stack,
6926 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
6927 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
6928 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
6929 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
6930 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
6931 purge_bitfield_addressof_replacements, purge_addressof_replacements,
6932 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
6933 struct insns_for_mem_walk_info, insns_for_mem_walk,
6934 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
6935 setjmp_protect_args): Remove.
6936 (push_function_context_to): Don't handle var_refs_queue.
6937 (pop_function_context_from, free_after_compilation): Likewise.
6938 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
6939 (assign_parms, allocate_struct_function): Likewise.
6940 (use_register_for_decl): New.
6941 (expand_function_end): Don't setjmp_protect.
6942 * function.h (struct emit_status): Update commentary.
6943 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
6944 (max_parm_reg, parm_reg_stack_loc): Remove.
6945 * passes.c (DFI_addressof): Remove.
6946 (dump_file_info): Remove addressof.
6947 (rest_of_handle_addressof): Remove.
6948 (rest_of_compilation): Don't call it.
6949 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
6950 * stmt.c (expand_decl): Use use_register_for_decl.
6951 * tree.h: Update decls.
6952 * web.c (mark_addressof): Remove.
6953 * doc/invoke.texi (-dF): Remove.
6955 2004-07-03 Richard Henderson <rth@redhat.com>
6957 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
6958 instead of gen_mem_addressof.
6959 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
6960 TImode output register.
6962 2004-07-03 Richard Henderson <rth@redhat.com>
6964 PR tree-optimization/16341
6965 * tree-sra.c (sra_walk_function): Increment to next stmt before
6966 processing the current stmt.
6967 (sra_insert_after): Always use BSI_SAME_STMT.
6969 2004-07-03 Richard Henderson <rth@redhat.com>
6971 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
6974 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
6976 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
6977 with tree_int_cst_equal.
6979 2004-07-03 Andreas Schwab <schwab@suse.de>
6981 * config/ia64/ia64.md: Define new attribute "empty".
6982 (prologue_use, nop_x, insn_group_barrier): Set it.
6984 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
6985 skip over "empty" insns.
6987 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6989 * tree-inline.c (initialize_inlined_parameters): Pass proper function
6990 context to gimplify_body.
6991 (walk_tree): Don't walk into types twice.
6992 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
6994 * tree-sra.c (generate_element_init): Remove any useless conversions.
6996 * gimplify.c (gimplify_conversion): Remove stripping useless
6997 conversions from here.
6998 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
6999 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
7000 Unshare before substituting PLACEHOLDER_EXPR.
7001 (gimplify_modify_expr_to_memset): Likewise.
7002 Pass address of TO to memset, not TO itself.
7003 (gimplify_init_constructor): Make copy of OBJECT so we have it each
7004 time we make an expression (to match a PLACEHOLDER_EXPR).
7006 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
7007 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
7008 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
7009 * tree-ssa-dom.c (local_fold): Likewise.
7011 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
7012 * langhooks.h (strct lang_hooks): New field type_max_size.
7013 * function.c (assign_temp): Call it.
7015 2004-07-03 Steven Bosscher <stevenb@suse.de>
7017 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
7018 * config/sh/sh.md: Convert the SH1 pipeline description to
7021 2004-07-02 Zack Weinberg <zack@codesourcery.com>
7023 * c-decl.c (struct c_binding): Remove contour field; add
7024 depth, invisible, nested fields.
7025 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
7026 (B_IN_EXTERNAL_SCOPE): New convenience macros.
7027 (bind): Add invisible and nested arguments. Initialize
7028 new fields of struct c_binding; adjust loop scanning for
7030 (free_binding_and_advance): Clear structure with memset.
7031 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
7032 in file scope, even if it's in external scope too.
7033 (pushdecl): Adjust to match. Create invisible file-scope
7034 declarations for block-scope forward declarations of static functions.
7035 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
7036 (undeclared_variable, lookup_label, declare_label, define_label)
7037 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
7038 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
7039 (store_parm_decls_oldstyle): Adjust to match.
7040 (diagnose_mismatched_decls): Correct handling of linkage clashes.
7041 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
7043 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
7044 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
7046 2004-07-02 Richard Henderson <rth@redhat.com>
7048 * c-decl.c (grokdeclarator): Don't frob current_function_decl
7049 around variable_size.
7050 (set_decl_nonlocal): Remove.
7051 (store_parm_decls): Add stmts for pending sizes.
7052 * calls.c (calls_function, calls_function_1): Remove.
7053 (precompute_arguments): Don't call it.
7054 * cfgexpand.c (set_save_expr_context): Remove.
7055 (tree_expand_cfg): Don't call it.
7056 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
7057 (dwarf2out_finish): Likewise.
7058 * expr.c (emit_block_move): Adjust addresses to BLKmode.
7059 (store_constructor): Don't pre-evaluate SAVE_EXPR.
7060 (safe_from_p): Don't queue SAVE_EXPRs.
7061 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
7062 or build plain VAR_DECLs.
7063 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
7065 (fold_checksum_tree): Don't special-case SAVE_EXPR.
7066 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
7067 (put_var_into_stack): Don't handle SAVE_EXPR.
7068 (gen_mem_addressof): Likewise.
7069 * function.h (struct function): Remove x_save_expr_regs.
7070 (save_expr_regs): Remove.
7071 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
7072 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
7073 * stor-layout.c (variable_size): Don't set it.
7074 (force_type_save_exprs, force_type_save_exprs_1): Remove.
7075 * tree-inline.c (remap_save_expr): Remove fn argument. Update
7076 all callers. Don't set SAVE_EXPR_CONTEXT.
7077 * tree-inline.h (remap_save_expr): Update decl.
7078 * tree.c (save_expr): Update build size.
7079 (first_rtl_op): Don't handle SAVE_EXPR.
7080 (unsave_expr_1, contains_placeholder_p): Likewise.
7081 (decl_function_context): Likewise.
7082 * tree.def (SAVE_EXPR): Remove args 1 and 2.
7083 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
7084 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
7086 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
7088 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
7089 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
7090 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
7091 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
7092 some first-person references and patronizing comments. Based on
7094 * doc/invoke.texi: Don't reference fortran@gnu.org.
7095 * doc/trouble.texi (Warning when a non-void function value is
7096 ignored): Rewrite. From Russ Allbery and Chris Devers.
7098 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
7100 * tree-ssa-pre.c (bitmap_set_t): New.
7101 (bb_value_sets): avail_out is now a bitmap_set_t.
7102 (bitmap_find_leader): New function.
7103 (bitmap_value_insert_into_set): Ditto.
7104 (bitmap_set_copy): Ditto.
7105 (bitmap_value_replace_in_set): Ditto.
7106 (bitmap_set_contains_value): Ditto.
7107 (bitmap_set_new): Ditto.
7108 (bitmap_set_pool): New pool.
7109 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
7110 (insert_aux): Ditto.
7111 (add_to_sets): Ditto.
7112 (compute_avail): Ditto
7116 (execute_pre): Ditto.
7118 2004-07-02 Roger Sayle <roger@eyesopen.com>
7120 * config/rs6000/rs6000.c (struct processor_costs): New structure
7121 used to hold instruction latencies/sizes for processor types.
7122 (rs6000_cost): New global variable pointing to current CPU's costs.
7123 (rs6000_override_options): Initialize rs6000_cost to point to the
7124 appropriate cost table based upon rs6000_cpu and optimize_size.
7125 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
7128 2004-07-02 Richard Henderson <rth@redhat.com>
7130 * expmed.c (make_tree): Don't use SET_DECL_RTL.
7132 2004-07-02 Steven Bosscher <stevenb@suse.de>
7134 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
7136 2004-07-01 Richard Henderson <rth@redhat.com>
7138 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
7139 (alpha_gp_save_rtx): Use assign_stack_local instead of
7142 2004-07-01 Richard Henderson <rth@redhat.com>
7144 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
7145 (alpha_rtx_cost_data): Update to match.
7146 (alpha_rtx_cost_size): New.
7147 (alpha_rtx_costs): Honor optimize_size.
7149 2004-07-01 Richard Henderson <rth@redhat.com>
7151 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
7152 * cfgexpand.c (tree_expand_cfg): Do it here.
7153 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
7154 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
7155 * config/mips/mips.c (mips_output_mi_thunk): And here.
7156 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
7157 * config/sh/sh.c (sh_output_mi_thunk): And here.
7158 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
7160 2004-07-01 Richard Henderson <rth@redhat.com>
7162 * tree.def (RTL_EXPR): Remove.
7163 * c-typeck.c (lvalue_p): Don't handle it.
7164 * expr.c (safe_from_p): Likewise.
7165 (expand_expr_real_1): Likewise.
7166 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
7167 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
7168 * gengtype.c (adjust_field_tree_exp): Likewise.
7169 * stmt.c (warn_if_unused_value): Likewise.
7170 * tree-gimple.c (recalculate_side_effects): Likewise.
7171 * tree-pretty-print.c (dump_generic_node): Likewise.
7172 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
7173 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
7174 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
7176 * stmt.c (struct stmt_status): Remove x_last_expr_type,
7177 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
7178 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
7179 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
7180 all the bits that tracked last_expr.
7181 (expand_end_bindings): Don't track last_expr.
7182 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
7183 (clear_last_expr): Remove.
7184 (expand_asm): Don't call it.
7185 (expand_asm_operands, expand_end_cond): Likewise.
7186 (expand_naked_return, expand_null_return_1): Likewise.
7187 * c-typeck.c (c_begin_compound_stmt): Likewise.
7188 * cfgexpand.c (expand_block): Use expand_expr_stmt.
7189 * expr.c (expand_expr_real_1): Likewise.
7190 * tree.h: Update prototypes.
7192 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
7193 (struct emit_status): Remove sequence_rtl_expr.
7194 (struct function): Remove x_rtl_expr_chain.
7195 (seq_rtl_expr, rtl_expr_chain): Remove.
7196 * function.c (struct temp_slot): Remove rtl_expr.
7197 (assign_stack_temp_for_type): Don't set it.
7198 (free_temp_slots, pop_temp_slots): Don't check it.
7199 (free_after_compilation): Don't clear x_rtl_expr_chain.
7200 (fixup_var_refs): Don't search it.
7201 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
7202 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
7204 (push_topmost_sequence): Likewise.
7205 (end_sequence, init_emit): Likewise.
7206 (start_sequence_for_rtl_expr): Remove.
7207 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
7208 * rtl.h (preserve_rtl_expr_result): Remove.
7210 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
7212 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
7213 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
7216 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
7218 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
7219 (STANDARD_STARTFILE_PREFIX_2): Define.
7220 (standard_startfile_prefix_1): Initialize to
7221 STANDARD_STARTFILE_PREFIX_1.
7222 (standard_startfile_prefix_2): Initialize to
7223 STANDARD_STARTFILE_PREFIX_2.
7224 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
7225 (STANDARD_STARTFILE_PREFIX_1): Define.
7226 (STANDARD_STARTFILE_PREFIX_2): Define.
7227 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
7228 (STANDARD_STARTFILE_PREFIX_2): Document.
7230 2004-07-01 Richard Henderson <rth@redhat.com>
7232 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
7233 in order to disable scalarization. Instead set a flag and wait
7234 for a candidate decl.
7236 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
7238 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
7239 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
7240 Use terminology "testsuite" and "enumerated".
7242 2004-07-01 Richard Henderson <rth@redhat.com>
7244 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
7245 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
7246 (initial_return_save): Likewise.
7247 (flush_queued_reg_saves): Remap register numbers.
7248 (dwarf2out_return_reg): Likewise.
7250 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7252 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
7254 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
7255 access functions for lower bound and element size and only output
7256 if lower bound nonzero or element size not same as that of type.
7257 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
7259 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
7261 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
7263 2004-07-01 Per Bothner <per@bothner.com>
7265 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
7267 2004-07-01 Jakub Jelinek <jakub@redhat.com>
7269 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
7270 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
7271 first operand. Don't optimize if the bitfield is volatile.
7273 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
7275 * c-pretty-print.c (pp_c_postfix_expression): Handle
7276 floating-point comparison operators.
7277 (pp_c_expression): Pass floating-point comparison
7278 operators to pp_c_postfix_expression.
7280 2004-07-01 Roger Sayle <roger@eyesopen.com>
7282 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
7283 rtx_cost instead of "had_mult" to determine whether the transformed
7284 expression is cheaper than the original.
7286 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
7288 * alias.c (get_alias_set, canon_rtx, get_addr,
7289 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
7291 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
7292 expand_builtin): Likewise.
7293 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
7295 * combine.c (can_combine_p, combinable_i3pat, try_combine,
7296 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
7297 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
7298 record_dead_and_set_regs_1, get_last_value_validate,
7299 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
7300 * cse.c (check_dependence, canon_hash, equiv_constant,
7301 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
7302 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
7303 count_reg_usage): Likewise.
7304 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
7305 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
7306 cselib_record_sets): Likewise.
7307 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
7308 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
7309 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
7310 * df.c (df_uses_record): Likewise.
7311 * dojump (do_jump): Likewise.
7312 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
7313 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
7314 decl_start_label): Likewise.
7315 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
7316 operand_subword, change_address_1, make_safe_from): Likewise.
7317 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
7318 stabilize, force_not_mem): Likewise.
7319 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
7320 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
7321 * expr.c (convert_move, convert_modes, emit_block_move,
7322 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
7323 emit_move_insn_1, expand_assignment, store_expr,
7324 store_constructor_field, store_constructor, store_field,
7325 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
7327 * final.c (cleanup_subreg_operands, alter_subreg,
7328 get_mem_expr_from_op): Likewise.
7329 * flow.c (notice_stack_pointer_modification_1,
7330 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
7332 * function.c (mark_temp_addr_taken, preserve_temp_slots,
7333 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
7334 optimize_bit_field, flush_addressof, purge_addressof_1,
7335 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
7336 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
7337 keep_stack_depressed): Likewise.
7338 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
7339 noce_process_if_block, find_memory): Likewise.
7340 * integrate.c (subst_constants, allocate_initial_values): Likewise.
7341 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
7342 update_equiv_regs): Likewise.
7343 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
7344 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
7345 * optabs.c (expand_abs, emit_unop_insn): Likewise.
7346 * passes.c (rest_of_handle_final): Likewise.
7347 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
7348 move2add_note_store): Likewise.
7349 * ra-build.c (detect_remat_webs): Likewise.
7350 * ra-debug.c (dump_static_insn_cost): Likewise.
7351 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
7352 * recog.c (validate_change, apply_change_group, cancel_changes,
7353 validate_replace_rtx_1, general_operand, register_operand,
7354 nonmemory_operand, push_operand, pop_operand, memory_operand,
7355 indirect_operand, asm_operand_ok, offsettable_memref_p,
7356 offsettable_nonstrict_memref_p, constrain_operands,
7357 store_data_bypass_p): Likewise.
7358 * reg-stack.c (subst_stack_regs_pat): Likewise.
7359 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
7360 copy_cost, reg_scan_mark_refs): Likewise.
7361 * regmove.c (optimize_reg_copy_3, stack_memref_p,
7362 combine_stack_adjustments_for_block): Likewise.
7363 * regrename.c (copyprop_hardreg_forward_1): Likewise.
7364 * reload.c (can_reload_into, push_reload, decompose, immune_p,
7365 find_reloads, find_reloads_address, find_reloads_address_1,
7366 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
7367 find_equiv_reg): Likewise.
7368 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
7369 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
7370 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
7371 delete_address_reloads): Likewise.
7372 * resource.c (mark_referenced_resources): Likewise.
7373 * rtlanal.c (get_jump_table_offset, count_occurrences,
7374 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
7375 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
7376 num_sign_bit_copies1): Likewise.
7377 * rtlhooks.c (gen_lowpart_general): Likewise.
7378 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
7379 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
7380 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
7381 sdbout_global_decl): Likewise.
7382 * simplify-rtx.c (simplify_subreg): Likewise.
7383 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
7384 expand_anon_union_decl, expand_end_case_type): Likewise.
7385 * unroll.c (calculate_giv_inc): Likewise.
7386 * var-tracking.c (stack_adjust_offset_pre_post,
7387 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
7388 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
7389 vt_add_function_parameters): Likewise.
7390 * varasm.c (make_var_volatile, notice_global_symbol,
7391 assemble_external, decode_addr_const, mark_weak,
7392 default_encode_section_info): Likewise.
7394 2004-07-01 Steven Bosscher <stevenb@suse.de>
7396 * stmt.c (check_seenlabel): Remove.
7397 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
7399 2004-07-01 Richard Henderson <rth@redhat.com>
7401 * function.h (struct function): Remove x_function_call_count.
7402 (function_call_count): Remove.
7403 * calls.c (expand_call): Don't set it.
7404 * integrate.c (copy_rtx_and_substitute): Likewise.
7406 * function.h (struct function): Remove x_cleanup_label.
7407 (cleanup_label): Remove.
7408 * stmt.c (expand_value_return): Don't use it.
7409 * function.c (free_after_compilation): Don't set it.
7410 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
7411 * cfgexpand.c (tree_expand_cfg): Update call.
7412 * tree.h (expand_function_start): Update decl.
7414 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
7417 * c-lang.c (c_initialize_diagnostics): Move from here ...
7418 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
7419 (c_tree_printer): Use pretty-printer to format %T.
7420 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
7421 before '*' if not C++.
7422 (pp_c_direct_abstract_declarator): Don't try to print array upper
7423 bound for flexible array members.
7424 * c-tree.h: Include "diagnostic.h".
7425 (c_initialize_diagnostics): Declare.
7426 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
7427 * c-format.c (format_type_warning): New function. Improve
7428 diagnostics for incorrect format argument types.
7429 (check_format_types): Use it. Add two parameters. Use the
7430 TYPE_MAIN_VARIANT of wanted_type.
7431 (check_format_info_main): Pass new parameters to
7433 (struct format_wanted_type): Update comment.
7435 2004-07-01 Nick Clifton <nickc@redhat.com>
7437 * target.h (struct gcc_target): Add new field to struct cxx:
7438 import_export_class.
7439 * target-def.h (TARGET_CXX): Initialise the new field.
7440 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
7442 * doc/tm.texi: Document the new target hook.
7444 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
7446 * builtins.c (fold_builtin_classify): Fix typo.
7448 2004-07-01 Richard Henderson <rth@redhat.com>
7450 * function.c (identify_blocks, identify_blocks_1): Remove.
7451 * function.h (identify_blocks): Remove.
7452 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
7454 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
7456 * builtins.c (fold_builtin_classify): New.
7457 (fold_builtin_unordered_cmp): Fix commentary.
7458 (fold_builtin): Use it.
7459 * builtins.def: Define builtins for isnan,
7460 isnanf, isnanl, finite, finitef, finitel,
7461 isinf, isinff, isinfl.
7463 2004-07-01 Richard Henderson <rth@redhat.com>
7465 * function.h (struct function): Remove dont_emit_block_notes.
7466 * gimple-low.c (lower_function_body): Don't set it.
7467 * cfgexpand.c (expand_block): Don't check it.
7468 * cfglayout.c (insn_locators_initialize): Likewise.
7469 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
7470 * passes.c (rest_of_compilation): Likewise.
7471 * stmt.c (expand_start_bindings_and_block): Likewise.
7472 (expand_end_bindings): Likewise.
7474 2004-07-01 Richard Henderson <rth@redhat.com>
7476 * cgraph.h (cgraph_build_static_cdtor): Declare.
7477 * cgraphunit.c (cgraph_build_static_cdtor): New.
7478 * c-objc-common.c (build_cdtor): Use it.
7479 * coverage.c (create_coverage): Likewise.
7480 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
7481 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
7483 See ChangeLog.11 for earlier changes.