1 2004-08-13 Ziemowit Laski <zlaski@apple.com>
3 * config/darwin.h (EXTRA_SECTION_FUNCTIONS): Mark the __sel_fixup,
4 __cstring_object and __image_info sections with the no_dead_strip
7 2004-08-13 Roger Sayle <roger@eyesopen.com>
8 David Billinghurst <David.Billinghurst@riotinto.com>
11 * fixinc/inclhack.def (irix___generic1, irix___generic2): New.
12 * fixinc/fixincl.x: Regenerate.
13 * fixinc/tests/base/internal/math_core.h: New file.
15 2004-08-13 Richard Henderson <rth@redhat.com>
17 * dbxout.c (NO_DBX_FUNCTION_END): Default to zero.
18 (dbxout_function_end): Remove ifdefs for it.
19 (dbxout_begin_prologue): Protect N_BNSYM with it, and gdb extensions.
21 2004-08-13 Richard Henderson <rth@redhat.com>
23 * Makefile.in (insn-preds.o): Depend on TREE_H.
24 * genpreds.c (write_insn_preds_c): Include tree.h.
25 * config/alpha/alpha.c (reg_or_0_operand, reg_or_6bit_operand,
26 reg_or_8bit_operand, cint8_operand, add_operand, sext_add_operand,
27 const48_operand, and_operand, or_operand, mode_width_operand,
28 mode_mask_operand, mul8_operand, const0_operand,
29 hard_fp_register_operand, hard_int_register_operand,
30 reg_or_cint_operand, some_operand, some_ni_operand, input_operand,
31 samegp_function_operand, direct_call_operand, small_symbolic_operand,
32 global_symbolic_operand, call_operand, symbolic_operand,
33 dtp16_symbolic_operand, dtp32_symbolic_operand,
34 gotdtp_symbolic_operand, tp16_symbolic_operand, tp32_symbolic_operand,
35 gottp_symbolic_operand, alpha_comparison_operator,
36 alpha_zero_comparison_operator, alpha_swapped_comparison_operator,
37 signed_comparison_operator, alpha_fp_comparison_operator,
38 divmod_operator, fix_operator, aligned_memory_operand,
39 unaligned_memory_operand, reg_or_unaligned_mem_operand,
40 any_memory_operand, reg_not_elim_operand, normal_memory_operand,
41 reg_no_subreg_operand, addition_operation): Move to predicates.md.
42 (reg_or_const_int_operand): Remove. Replace all users with
44 (tls_symbolic_operand_1): Export. Don't check mode or for CONST.
45 (resolve_reload_operand): Split out of aligned_memory_operand.
46 * config/alpha/alpha-protos.h: Update for exports.
47 * config/alpha/alpha.h (PREDICATE_CODES): Remove.
48 * config/alpha/alpha.md: Include predicates.md.
49 * config/alpha/predicates.md: New file.
51 2004-08-13 Richard Sandiford <rsandifo@redhat.com>
53 * genattrtab.c (insn_ent): Replace insn_code, insn_index and lineno
54 fields with a pointer to the instruction definition.
55 (get_attr_value, fill_attr, make_length_attrs, remove_insn_ent)
56 (insert_insn_ent, simplify_test_exp, optimize_attrs, write_attr_get)
57 (write_attr_case, write_const_num_delay_slots): Update accordingly.
58 (write_attr_case, write_const_num_delay_slots): Write the name of
59 an insn next to its case statement.
60 * genoutput.c (data): Add a filename field.
61 (gen_insn, gen_peephole, gen_expand, gen_split): Set it.
62 (output_insn_data): Print the location of each insn definition.
63 * genrecog.c (write_action): Print the name of an insn above
64 the statement that returns its code.
66 2004-08-12 Andrew Pinski <pinskia@physics.uc.edu>
68 * config/darwin-c.c (find_subframework_file): Fix spelling of cannot.
69 * config/libgloss.h: Likewise.
70 * config/arm/arm.c (arm_gen_load_multiple): Likewise.
71 * c4x/c4x-modes.def: Likewise.
72 * config/c4x/c4x.c (c4x_hard_regno_rename_ok): Likewise.
73 (c4x_rptb_nop_p): Likewise.
74 (c4x_rptb_valid_p): Likewise.
75 (c4x_rptb_insert): Likewise.
76 (c4x_address_conflict): Likewise.
77 * config/c4x/c4x.md: Likewise.
78 * config/frv/frv.md: Likewise.
79 * config/i386/athlon.md: Likewise.
80 * config/i386/i386.md: Likewise.
81 * config/i386/predicates.md: Likewise.
82 * config/ia64/ia64.c: Likewise.
83 * config/ia64/itanium1.md: Likewise.
84 * config/ia64/itanium2.md: Likewise.
85 * config/iq2000/iq2000.md: Likewise.
86 * config/mcore/mcore.c: Likewise.
87 * config/mips/mips.c: Likewise.
88 * config/mips/r3900.h: Likewise.
89 * config/mips/sb1.md: Likewise.
90 * config/pa/milli64.S: Likewise.
91 * config/pa/pa.c: Likewise.
92 * config/pa/pa.h: Likewise.
93 * config/rs6000/8540.md: Likewise.
95 2004-08-13 Daniel Berlin <dberlin@dberlin.org>
97 * Makefile.in (BOOT_CFLAGS): Remove accidental addition of -dU.
99 2004-08-13 J"orn Rennecke <joern.rennecke@superh.com>
101 * sh.md (cbranch define_delay) Use cond_delay_slot for
102 non-anulled condition too.
104 2004-08-12 David Edelsohn <edelsohn@gnu.org>
106 * config/rs6000/rs6000.c (any_parallel_operand): New predicate.
107 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
108 any_parallel_operand, lmw_operation, stmw_operation,
109 mfcr_operation, mtcrf_operation. Remove PARALLEL from any_operand.
110 * config/rs6000/rs6000.md (save_fpregs_{si,di}): Use
111 any_parallel_operand.
112 (return_and_restore_fpregs_{si,di}): Same.
114 2004-08-12 Zack Weinberg <zack@codesourcery.com>
116 * genrecog.c (add_to_sequence): When processing a MATCH_PARALLEL,
117 if pred->singleton != PARALLEL, issue a warning and pretend it was.
118 Also issue a warning for any predicate we don't know about.
120 2004-08-12 Richard Henderson <rth@redhat.com>
122 * config/i386/i386.c (internal_label_prefix): Export.
123 (internal_label_prefix_len, struct ix86_address,
124 ix86_decompose_address, maybe_get_pool_constant,
125 ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes,
126 memory_address_length): Export.
127 (any_fp_register_operand, fp_register_operand,
128 register_and_not_any_fp_reg_operand, register_and_not_fp_reg_operand,
129 x86_64_general_operand, x86_64_szext_general_operand,
130 x86_64_nonmemory_operand, x86_64_movabs_operand,
131 x86_64_szext_nonmemory_operand, x86_64_immediate_operand,
132 x86_64_zext_immediate_operand, const_int_1_31_operand,
133 symbolic_operand, pic_symbolic_operand, local_symbolic_operand,
134 tls_symbolic_operand, global_dynamic_symbolic_operand,
135 local_dynamic_symbolic_operand, initial_exec_symbolic_operand,
136 local_exec_symbolic_operand, call_insn_operand, sibcall_insn_operand,
137 constant_call_address_operand, const0_operand, const1_operand,
138 const248_operand, const_0_to_3_operand, const_0_to_7_operand,
139 const_0_to_15_operand, const_0_to_255_operand, incdec_operand,
140 shiftdi_operand, reg_no_sp_operand, mmx_reg_operand,
141 general_no_elim_operand, nonmemory_no_elim_operand,
142 index_register_operand, q_regs_operand, flags_reg_operand,
143 non_q_regs_operand, zero_extended_scalar_load_operand,
144 vector_move_operand, no_seg_address_operand, sse_comparison_operator,
145 ix86_comparison_operator, ix86_carry_flag_operator,
146 fcmov_comparison_operator, promotable_binary_operator,
147 cmp_fp_expander_operand, ext_register_operand, binary_fp_operator,
148 mult_operator, div_operator, arith_or_logical_operator,
149 memory_displacement_operand, cmpsi_operand, long_memory_operand,
150 aligned_operand): Move to predicates.md as define_predicates.
151 (tls_symbolic_operand_1): Remove.
152 (x86_64_sign_extended_value): Merge into x86_64_immediate_operand.
153 (x86_64_zero_extended_value): Merge into x86_64_zext_immediate_operand.
154 (legitimize_address): Merge tls_symbolic_operand contents.
155 (ix86_expand_move): Likewise.
156 * config/i386/i386-protos.h: Update for exports.
157 * config/i386/i386.h (EXTRA_CONSTRAINT): Update for renames.
158 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Remove.
159 * config/i386/i386.md: Include predicates.md.
160 * config/i386/predicates.md: New file.
162 2004-08-13 Mark Mitchell <mark@codesourcery.com>
165 * config/i386/winnt.c (i386_pe_mark_dllexport): Set
167 (i386_pe_mark_dllimport): Likewise.
168 (i386_pe_encode_section_info): Likewise, when overriding
171 2004-08-12 Geoffrey Keating <geoffk@apple.com>
173 * configure.ac: When testing for flex, nm, ar, and bison, check
174 that they will actually be built.
175 * configure: Regenerate.
177 2004-08-12 Ulrich Weigand <uweigand@de.ibm.com>
179 * config/s390/s390.h (MAX_FIXED_MODE_SIZE): Define.
180 (MOVE_MAX_PIECES): Define.
182 2004-08-12 Devang patel <dpatel@apple.com>
184 * dbxout.c (dbxout_begin_prologue): New function.
185 (dbx_debug_hooks): Use new begin prologue hook.
186 (dbxout_function_end): Emit N_ENSYM.
187 * stab.def (N_BNSYM, N_ENSYM): Define and document these two new stabs.
189 2004-08-12 Janis Johnson <janis187@us.ibm.com>
191 * config/rs6000/altivec.h (vec_dst): Fix C++ functions whose first
194 * config/rs6000/rs6000.c (altivec_init_builtins): Fix argument type
197 * doc/extend.texi (AltiVec builtins): Fix description for recent
198 changes. Update operation list to match current support.
200 2004-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
202 * config/s390/s390.c (struct s390_frame_layout): New struct as element
203 of struct machine_function.
204 (cfun->machine->frame_size): Moved into cfun->machine->frame_layout and
206 (cfun->machine->save_fprs_p): Replaced by cfun_save_high_fprs and
208 (cfun_frame_layout, cfun_save_high_fprs_p, cfun_gprs_save_area_size)
209 (cfun_set_fpr_bit, cfun_fpr_bit_p): New macros.
210 (s390_frame_area, s390_register_info): New functions.
211 (s390_optimize_prolog): Renamed to s390_optimize_prologue. Added check
213 (s390_return_addr_rtx, s390_return_address_offset)
214 (s390_va_start, s390_gimplify_va_arg)
215 (s390_emit_prologue, s390_emit_epilogue): Adjusted for new stack
217 (s390_frame_info): Functionality partly moved to s390_register_info.
218 Made adaptions for new stack layout.
219 (save_gprs, restore_gprs): Changed meaning of second parameter and
222 * config/s390/s390.h (s390_backchain_string): New global variable.
223 (MASK_BACKCHAIN): Removed definition.
224 (TARGET_BACKCHAIN): Changed check.
225 (TARGET_KERNEL_BACKCHAIN): New macro.
226 (TARGET_SWITCHES): Removed entries of "backchain" and "no-backchain".
227 (TARGET_OPTIONS): Added "backchain", "no-backchain" and
229 (DYNAMIC_CHAIN_ADDRESS): Adjusted for new stack layouts.
231 * config/s390/s390.md ("allocate_stack"): Added TARGET_KERNEL_BACKCHAIN
232 as condition. Adjusted for new stack layout.
234 * doc/invoke.texi: Added documentation for new option
235 "-mkernel-backchain" and adjusted documentation of "-mbackchain" and
238 2004-08-12 Paul Brook <paul@codesourcery.com>
240 * config/arm/lib1funcs.asm (ARM_FUNC_ALIAS): Also alias _L__name.
241 (aeabi_uidivmod, aeabi_idivmod): Provide thumb implementation.
243 2004-08-12 David Daney <ddaney@avtrex.com>
245 * java/gcj.texi: Add subsection on signal usage.
247 2004-08-12 David Edelsohn <edelsohn@gnu.org>
249 * expr.c (move_by_pieces): Set alignment for move to minimum of
250 MOVE_MAX_PIECES mode alignment and the largest non-slow mode
251 alignment, but not less than the original alignment.
252 (move_by_pieces_ninsns): Same.
253 (can_store_by_pieces): Similar for store with STORE_MAX_PIECES.
254 (store_by_pieces_1): Same.
256 2004-08-12 Diego Novillo <dnovillo@redhat.com>
258 PR tree-optimization/16867
259 * tree.c (is_global_var): New function.
260 (needs_to_live_in_memory): Check for TREE_ADDRESSABLE.
262 * tree.h (DECL_NEEDS_TO_LIVE_IN_MEMORY_INTERNAL): Remove.
264 (is_global_var): Declare.
265 * tree-dfa.c (dump_variable): Display global and addressable
267 (add_referenced_var): Clarify documentation when marking
268 variables call-clobbered.
269 * tree-flow-inline.h (is_call_clobbered): Call is_global_var
270 instead of needs_to_live_in_memory.
271 (mark_call_clobbered): If the variable is a tag, mark it
273 * tree-gimple.c (is_gimple_reg): Don't check for
275 (is_gimple_non_addressable): Likewise.
276 * tree-ssa-alias.c (get_nmt_for): Always check whether the tag
277 needs to be marked call-clobbered.
278 (setup_pointers_and_addressables): Call is_global_var instead
279 of needs_to_live_in_memory.
280 * tree-ssa-dce.c (need_to_preserve_store): Remove.
281 Update all users with is_global_var.
282 (mark_stmt_if_obviously_necessary): Fix processing of aliased
283 stores. Don't check the virtual definitions. Rather, check
284 whether the store is going into global memory.
285 (find_obviously_necessary_stmts): Get the symbol from the PHI
287 * tree-ssa-operands.c (get_call_expr_operands): Do not add
288 clobbering may-defs if the call does not have side effects.
290 2004-08-12 Jakub Jelinek <jakub@redhat.com>
293 * output.h (default_function_rodata_section,
294 default_no_function_rodata_section): New prototypes.
295 * target.h (struct gcc_target): Add asm_out.function_rodata_section.
296 * target-def.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
297 (TARGET_ASM_OUT): Add it.
298 * varasm.c (default_function_rodata_section,
299 default_no_function_rodata_section): New functions.
300 * final.c (final_scan_insn): Call
301 targetm.asm_out.function_rodata_section instead of
302 readonly_data_section.
303 * config/darwin.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
304 * config/mcore/mcore.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
305 * config/ip2k/ip2k.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
306 * config/rs6000/xcoff.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
308 * config/alpha/alpha.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
309 * config/i386/cygming.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
311 * config/i386/i386-interix.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
313 * config/arm/pe.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
314 * config/avr/avr.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
315 * doc/tm.texi (TARGET_ASM_FUNCTION_RODATA_SECTION): Document.
317 2004-08-12 Paul Brook <paul@codesourcery.com>
319 * dwarf2out.h (dwarf2out_frame_finish): Conditionalize outputting eh
321 * doc/tm.texi: Document interaction between TARGET_UNWIND_INFO and
324 2004-08-12 Ben Elliston <bje@au.ibm.com>
327 * config/rs6000/altivec.h: Change vector to __vector throughout.
328 (Except for the `vector' macro itself).
330 2004-08-12 Zack Weinberg <zack@codesourcery.com>
332 * genpreds.c: Add capability to generate predicate bodies as
333 well as function prototypes. Write function prototypes for
334 the generic predicates too.
335 (process_define_predicate, write_tm_preds_h, write_insn_preds_c)
336 (write_predicate_subfunction, mark_mode_tests, add_mode_tests)
337 (write_match_code, write_predicate_expr, write_one_predicate_function)
338 (parse_option): New functions.
339 (output_predicate_decls): Delete.
340 (main): Read the machine description, process DEFINE_PREDICATE or
341 DEFINE_SPECIAL_PREDICATE patterns, write tm-preds.h or insn-preds.c
344 * genrecog.c (struct decision_test): Replace index with
345 struct pred_data pointer.
346 (next_index): Remove, unused.
347 (pred_table, preds, special_mode_pred_table): Delete.
348 (compute_predicate_codes, process_define_predicate): New functions.
349 (validate_pattern, add_to_sequence, write_switch): Update for
351 (main): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
352 Check both error_count and have_error.
354 * gensupport.c (in_fname, first_predicate): New globals.
355 (define_pred_queue, define_pred_tail): New RTL-pattern queue.
356 (predicate_table, last_predicate, old_pred_table)
357 (old_special_pred_table): New statics.
358 (hash_struct_pred_data, eq_struct_pred_data, lookup_predicate)
359 (add_predicate, init_predicate_table): New functions.
360 (process_rtx): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
361 (init_md_reader_args_cb): Use the global in_fname. No need to zero
362 it or max_include_len. Call init_predicate_table.
363 (read_rtx): Run the predicate queue after the attribute queue
364 but before all the others.
365 * gensupport.h (in_fname, struct pred_data, first_predicate)
366 (lookup_predicate, add_predicate, FOR_ALL_PREDICATES): Declare.
367 * rtl.def (MATCH_CODE, MATCH_TEST, DEFINE_PREDICATE)
368 (DEFINE_SPECIAL_PREDICATE): New RTL codes.
369 * dummy-conditions.c: Don't include bconfig.h, system.h,
370 coretypes.h, tm.h, or system.h. Do include stddef.h.
371 Duplicate declaration of struct c_test from gensupport.h.
373 * Makefile.in (OBJS-common): Add insn-preds.o.
374 (STAGESTUFF, .PRECIOUS): Add insn-preds.c.
375 (insn-preds.c, insn-preds.o): New rules.
376 (s-preds): Also generate insn-preds.c.
377 (dummy-conditions.o, genpreds$(build_exeext), genpreds.o):
379 (print-rtl.o, print-rtl1.o): Correct dependencies.
381 * recog.h: Delete prototypes of predicate functions.
383 * doc/md.texi (Predicates): New section with complete
384 documentation of operand/operator predicates. Remove some
385 incomplete documentation of predicates from other places.
386 * doc/tm.texi (Misc): Move SPECIAL_MODE_PREDICATES next to
387 PREDICATE_CODES; indicate that both are deprecated in favor
388 of define_predicate/define_special_predicate.
390 * config/ia64/ia64.c: All predicate function definitions moved
392 (small_addr_symbolic_operand, tls_symbolic_operand): Delete.
393 (ia64_expand_load_address, ia64_expand_move):
394 Check SYMBOL_REF_TLS_MODEL directly, don't use tls_symbolic_operand.
396 * config/ia64/ia64.md: All predicates now defined here.
397 (symbolic_operand): Is now a special predicate.
399 * config/ia64/ia64.h: Declare ia64_section_threshold.
400 (PREDICATE_CODES): Delete.
402 2004-08-12 Richard Henderson <rth@redhat.com>
404 * c-common.h (STATEMENT_LIST_HAS_LABEL): New.
405 * c-semantics.c (add_stmt): Set it.
406 * c-decl.c (finish_decl): Use it to create a new BIND_EXPR
407 before instantiating a variable sized type.
409 2004-08-12 Richard Henderson <rth@redhat.com>
411 * stor-layout.c (round_up, round_down): Move ...
412 * fold-const.c (round_up, round_down): ... here. Use
413 multiple_of_p to avoid any arithmetic at all.
415 2004-08-12 Richard Henderson <rth@redhat.com>
417 * gimplify.c (struct gimplify_init_ctor_preeval_data): New.
418 (gimplify_init_ctor_preeval_1): New.
419 (gimplify_init_ctor_preeval): New.
420 (gimplify_init_ctor_eval): New.
421 (gimplify_init_constructor): Use them. Always gimplify the LHS
424 2004-08-12 Ziemowit Laski <zlaski@apple.com>
426 (This patch is part of merge of objc-improvements-branch
429 * doc/frontends.texi: Mention Objective-C++ in addition to
431 * doc/install.texi: Add 'obj-c++' to list of configurable
433 * doc/invoke.texi: Rename Objective-C option headings to
434 indicate they also apply to Objective-C++. List file
435 extensions for Objective-C++ sources. Mention that
436 ObjC and ObjC++ compilations may also use C and C++ options,
437 respectively. Point users to doc/standards.texi for
438 further info on ObjC and ObjC++.
439 * doc/sourcebuild.texi: Mention the objcp/ directory and
440 the Objective-C++ sources it contains.
441 * doc/standards.texi: Update link to Apple ObjC site;
442 add link to gcc readings.html WWW doc.
444 2004-08-12 Alan Modra <amodra@bigpond.net.au>
446 * config/rs6000/rs6000.c (function_arg_padding): Revert 2004-07-28
447 and 2004-07-14 changes.
449 2004-08-12 Paul Brook <paul@codesourcery.com>
451 * doc/invoke.texi: Fix typo.
453 2004-08-11 Devang Patel <dpatel@apple.com>
455 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -dead_strip
456 and -no_dead_strip_inits_and_terms.
458 * doc/invoke.texi (Darwin Options): Document -dead_strip and
459 -no_dead_strip_inits_and_terms.
461 2004-08-11 Paul Brook <paul@codesourcery.com>
463 * config/arm/arm-protos.h (arm_finalize_pic) Rename ...
464 (arm_load_pic_register): ... to this.
465 * config/arm/arm.c (arm_finalize_pic): Rename ...
466 (arm_load_pic_register): ... to this. Always output insns at the
467 current location. Load via low reg in thumb mode.
468 (arm_expand_prologue): Call arm_load_pic_register.
469 (thumb_expand_prologue): Ditto.
470 * config/arm/arm.h (FINALIZE_PIC): Remove.
471 * config/arm/arm.md (builtin_setjmp_receiver): Call
472 arm_load_pic_register.
474 2004-08-11 Paul Brook <paul@codesourcery.com>
476 * arm.c (thumb_force_lr_save): Add prototype.
477 (thumb_compute_save_reg_mask): New function.
478 (thumb_find_work_register): New function.
479 (arm_get_frame_offsets): Use thumb_compute_save_reg_mask.
480 (thumb_unexpanded_epilogue): Ditto. Remove redundant code.
481 Don't clobber r3 when removing pretend args.
482 (thumb_expand_prologue): Use thumb_compute_save_reg_mask.
483 (thumb_output_function_prologue): Use new functions.
484 (thumb_set_return_address): Use thumb_compute_save_reg_mask.
485 * arm.h (THUMB_REG_PUSHED_P): Remove.
487 2004-08-11 James E Wilson <wilson@specifixinc.com>
489 PR rtl-optimization/16490
490 * cfgrtl.c (cfg_layout_split_edge): Set global_live_at_start and
491 global_live_at_end for new basic block if already set for other blocks.
493 2004-08-11 David Edelsohn <edelsohn@gnu.org>
495 * config/rs6000/rs6000.h (MAX_FIXED_MODE_SIZE): Define.
497 * config/rs6000/rs6000.md (mfcr rlwinm patterns): Set length to 8.
498 (mfcr rlwinm rlwinm patterns): Set length to 12.
500 2004-08-11 Andrew MacLeod <amacleod@redhat.com>
502 * tree-flow-inline.h (get_def_ops, get_use_ops, get_v_may_def_ops,
503 get_vuse_ops,get_v_must_def_ops): Add operand structure reference.
504 (get_v_may_def_result_ptr, get_v_may_def_op_ptr): New access struct.
505 (start_ssa_stmt_operands): Delete.
506 * tree-flow.h (struct stmt_ann_d): Replace operand vectors with new
507 struct stmt_operands_d.
508 (build_ssa_operands): New extern entry point.
509 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove operand
510 building code, replace with create_ssa_artficial_load_stmt().
511 * tree-ssa-operands.c (struct voperands_d): Delete.
512 (allocate_v_may_def_optype): Allocate v_may_def_operand_type_t vector.
513 (allocate_v_must_def_optype): Use sizeof (tree), not sizeof (tree *).
514 (free_uses, free_defs, free_vuses, free_v_may_defs,
515 free_v_must_defs): Remove dealloc parameter.
516 (remove_vuses, remove_v_may_def, remove_v_must_defs): Delete.
517 (finalize_ssa_defs, finalize_ssa_uses, finalize_ssa_v_may_defs,
518 finalize_ssa_vuses, finalize_ssa_v_must_defs): Perform all operand
519 vector comparisons, ssa_name reuse, and allocations here.
520 (verify_start_operands): Delete.
521 (finalize_ssa_stmt_operands): Set new operands by calling finalize
523 (start_ssa_stmt_operands): Move from tree-flow-inline.h.
524 (append_def, append_usei): Simplify to simple accumulation.
525 (append_v_may_def, append_vuse, append_v_must_def): Simplify to avoiding
526 duplicates and simple accumulation.
527 (free_ssa_operands): Free vectors in a stmt_operand structure.
528 (build_ssa_operands): New. Create a new stmt_operand structure from
529 a stmt and an old set of stmt_operands.
530 (get_stmt_operands): Simplify and call build_ssa_operands.
531 (get_expr_operands, get_asm_expr_operands, get_indirect_ref_operands,
532 get_call_expr_operands, add_stmt_operand, add_call_clobber_ops,
533 add_call_read_ops): Don't pass prev_vops around anymore.
534 (note_addressable): Return if no stmt annotation.
535 (copy_virtual_operands): Access v_may_def operands through a struct.
536 (create_ssa_artficial_load_stmt): New. Create a load stmt for DOM's
537 hash tables without treating the stmt as a real stmt.
538 * tree-ssa-operands.h (struct v_may_def_operand_type): New. Access
539 v_may_def def and use through a struct instead of 2 array elements.
540 (struct v_may_def_optype_d): Use v_may_def_operand_type.
541 (struct stmt_operands_d): New. Struct for storing all operand vectors.
543 2004-08-11 Nick Clifton <nickc@redhat.com>
545 * config/arm/arm.c (arm_is_longcall_p): Update comment describing
546 this funciton's behaviour. Return true when the current function
547 has a section attribute and -mlong-calls is in effect.
548 * config/arm/arm.h (ARM_DECLARE_FUNCTION_SIZE): Do not set the
549 short-call marker when -mlong-calls is in effect and the function
550 has a section attribute.
552 2004-08-10 Zack Weinberg <zack@codesourcery.com>
554 * stmt.c (expand_return): If asked to return the RESULT_DECL,
555 just call expand_value_return on result_rtl.
557 2004-08-10 Richard Henderson <rth@redhat.com>
559 * builtins.def (BUILT_IN_STACK_ALLOC): Remove.
560 * builtins.c (expand_builtin) <BUILT_IN_STACK_ALLOC>: Remove.
561 * dwarf2out.c (loc_descriptor): Handle PARALLEL here ...
562 (add_location_or_const_value_attribute): ... not here. Use
563 loc_descriptor_from_tree if possible.
564 (loc_descriptor_from_tree_1): Rename from loc_descriptor_from_tree.
565 Simplify address handling. Handle DECL_VALUE_EXPR. Handle register
567 (loc_descriptor_from_tree): New. Update callers.
568 * expr.c (expand_var): Ignore DECL_VALUE_EXPR variables.
569 * gimplify.c (gimplify_decl_expr): Lower variable sized types to
570 pointer plus dereference. Set DECL_VALUE_EXPR. Set save_stack.
571 (gimplify_call_expr): Do not recognize BUILT_IN_STACK_ALLOC
572 and BUILT_IN_STACK_RESTORE.
573 (gimplify_expr): Lower DECL_VALUE_EXPR decls.
574 * stmt.c (expand_stack_alloc): Remove.
575 * tree-mudflap.c (mx_register_decls): Don't look for
576 BUILT_IN_STACK_ALLOC.
577 * tree-nested.c (convert_local_reference): Likewise.
578 * tree.h (DECL_VALUE_EXPR): New.
580 2004-08-10 Richard Henderson <rth@redhat.com>
582 * stor-layout.c (round_up): Check for 0/1 before dividing.
583 (round_down): Likewise.
585 * tree-tailcall.c (suitable_for_tail_opt_p): Also check DECL_EXTERNAL.
587 2004-08-09 Mark Mitchell <mark@codesourcery.com>
589 * config.gcc (arm*-*-eabi*): New target.
590 * defaults.h (TARGET_LIBGCC_FUNCS): New macro.
591 (TARGET_LIB_INT_CMP_BIASED): Likewise.
592 * expmed.c (expand_divmod): Try a two-valued divmod function as a
594 * gthr.h: Remove bogus tokens at end of #pragma.
595 * optabs.c (expand_twoval_binop_libfunc): New function.
596 (prepare_cmp_insn): Handle the !TARGET_LIB_INT_CMP_BIASED case.
597 (prepare_float_lib_cmp): Try reversing the condition.
598 (debug_optab_libfuncs): New function.
599 * optabs.h (expand_twoval_binop_libfunc): Declare.
600 * config/arm/arm.c (arm_init_libfuncs): New function.
601 (arm_compute_initial_eliminatino_offset): Return HOST_WIDE_INT.
602 (TARGET_INIT_LIBFUNCS): Define it.
603 * config/arm/arm.h (TARGET_BPABI): New macro.
604 * config/arm/arm-protos.h
605 (arm_compute_initial_elimination_offset): Return HOST_WIDE_INT.
606 * config/arm/bpabi.S: New file.
607 * config/arm/bpabi.c: Likewise.
608 * config/arm/bpabi.h: Likewise.
609 * config/arm/ieee754-df.S (__aeabi_dneg): New function or alias.
610 (__aeabi_drsub): Likewise.
611 (__aeabi_dsub): Likewise.
612 (__aeabi_dadd): Likewise.
613 (__aeabi_ui2d): Likewise.
614 (__aeabi_i2d): Likewise.
615 (__aeabi_f2d): Likewise.
616 (__aeabi_dmul): Likewise.
617 (__aeabi_ddiv): Likewise.
618 (__aeabi_cdrcmple): Likewise.
619 (__aeabi_cdcmpeq): Likewise.
620 (__aeabi_cdcmple): Likewise.
621 (__aeabi_dcmpeq): Likewise.
622 (__aeabi_dcmplt): Likewise.
623 (__aeabi_dcmple): Likewise.
624 (__aeabi_dcmpge): Likewise.
625 (__aeabi_dcmpgt): Likewise.
626 (__aeabi_dcmpun): Likewise.
627 (__aeabi_d2iz): Likewise.
628 (__aeabi_d2uiz): Likewise.
629 (__aeabi_d2f): Likewise.
630 * config/arm/ieee754-sf.S (__aeabi_fneg): New function or alias.
631 (__aeabi_frsub): Likewise.
632 (__aeabi_fsub): Likewise.
633 (__aeabi_fadd): Likewise.
634 (__aeabi_ui2f): Likewise.
635 (__aeabi_i2f): Likewise.
636 (__aeabi_fmul): Likewise.
637 (__aeabi_fdiv): Likewise.
638 (__aeabi_cfrcmple): Likewise.
639 (__aeabi_cfcmpeq): Likewise.
640 (__aeabi_cfcmple): Likewise.
641 (__aeabi_fcmpeq): Likewise.
642 (__aeabi_fcmplt): Likewise.
643 (__aeabi_fcmple): Likewise.
644 (__aeabi_fcmpge): Likewise.
645 (__aeabi_fcmpgt): Likewise.
646 (__aeabi_fcmpun): Likewise.
647 (__aeabi_f2iz): Likewise.
648 (__aeabi_f2uiz): Likewise.
649 * config/arm/lib1funcs.asm (ARM_CALL): New macro.
650 (__aeabi_uidivmod): New function or alias.
651 (__aeabi_idivmod): Likewise.
652 (__aeabi_idiv0): Likewise.
653 (__aeabi_ldiv0): Likewise.
654 (__aeabi_llsr): Likewise.
655 (__aeabi_lasr): Likewise.
656 (__aeabi_llsl): Likewise.
657 (bpabi.S): Include it.
658 * config/arm/libgcc-bpabi.ver: New file.
659 * config/arm/symbian.h (ARM_DEFAULT_ABI): Remove.
661 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add __aeabi_lcmp and
663 * config/arm/t-bpabi: New file.
664 * doc/tm.texi (TARGET_LIBGCC_FUNCS): New entry.
665 (TARGET_LIB_INT_CMP_BIASED): Likewise.
667 2004-08-10 David Edelsohn <edelsohn@gnu.org>
669 * config/rs6000/rs6000-protos.h (expand_block_clear): Declare.
670 * config/rs6000/rs6000.md (clrmemsi): New pattern.
671 * config/rs6000/rs6000.c (expand_block_clear): New function.
672 (expand_block_move): Convert alignment to bits. Use SImode and
673 HImode for unaligned addresses if not STRICT_ALIGNMENT.
675 2004-08-10 Caroline Tice <ctice@apple.com>
677 * varasm.c (unlikely_section_label): New global variable.
678 (unlikely_text_section_name): New global variable.
679 (text_section): Remove alignment statement.
680 (unlikely_text_section): Remove alignment statement; use
681 unlikely_section_label rather than hard-coded string.
682 (assemble_start_function): Initialize unlikely_section_label and
683 unlikely_text_section_name; make sure cold section is properly
684 aligned at start of function; output unlikely_section_label if
687 2004-08-10 Ulrich Weigand <uweigand@de.ibm.com>
689 * config/s390/s390-protos.h (s390_canonicalize_comparison): Declare.
690 * config/s390/s390.c (s390_canonicalize_comparison): New function.
691 * config/s390/s390.h (CANONICALIZE_COMPARISON): Define.
692 * config/s390/s390.md ("*tmdi_ext", "*tmsi_ext", "*tmqisi_ext",
693 "*tmqidi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem"): Remove.
694 ("*tmqi_mem"): Remove SUBREG from pattern.
695 ("*anddi3_cconly"): Prevent accidentally matching TM pattern.
696 ("*andsi3_cconly"): Likewise.
698 2004-08-10 H.J. Lu <hongjiu.lu@intel.com>
701 * config/i386/i386.md (*strsetdi_rex_1): Use DI instead of SI.
703 2004-08-10 Janis Johnson <janis187@us.ibm.com>
705 * doc/sourcebuild.texi (compat testing): Document available test
706 framework commands. Use the preferred spelling of DejaGnu.
708 2004-08-10 Daniel Berlin <dberlin@dberlin.org>
710 * lambda.h: Add matrix type, and prototypes for remainder of
711 matrix and vector functions.
712 (lambda_vector_mult_const): New function.
713 (lambda_vector_negate): Ditto.
714 (lambda_vector_add): Ditto.
715 (lambda_vector_add_mc): Ditto.
716 (lambda_vector_copy): Ditto.
717 (lambda_vector_zerop): Ditto.
718 (lambda_vector_equal): Ditto.
719 (lambda_vector_min_nz): Ditto.
720 (lambda_vector_first_nz): Ditto.
721 (lambda_vector_matrix_mult): Ditto.
722 * lambda-mat.c: New file.
723 * Makefile.in (lambda-mat.o): New.
725 2004-08-10 Andrew MacLeod <amacleod@redhat.com>
727 * tree-cfg.c (bsi_insert_before, bsi_insert_after): Call modify_stmt
728 after linking stmt into the program.
729 (bsi_remove): Don't call modify_stmt.
730 * tree-complex.c (update_complex_assignment,
731 expand_complex_comparison): Call modify_stmt after changing the stmt.
732 * tree-outof-ssa.c (rewrite_trees): Call modify_stmt only if not
734 * tree-ssa-ccp.c (substitute_and_fold): Call modify_stmt after changing
735 the stmt, and only if needed.
736 * tree-ssa-dom.c (thread_across_edge): Pass no annotation for a dummy
738 (simplify_rhs_and_lookup_avail_expr): Don't take an annotation param.
739 (simplify_cond_and_lookup_avail_expr): Use modify_stmt.
740 (simplify_switch_and_lookup_avail_expr): Don't take an annotation param.
741 (eliminate_redundant_computations): Don't pass an annotation. Call
742 modify_stmt rather than setting the annotation directly.
743 (record_equivalences_from_stmt): Remove unused local 'j'.
744 (cprop_operand): Take a stmt rather than an annotation as a parameter.
746 (cprop_into_stmt): Pass stmt rather than annotation.
747 (update_rhs_and_lookup_avail_expr): Call modify_stmt.
748 * tree-ssa-loop-im.c (schedule_sm): Call get_stmt_ann rather than
750 * tree-ssa.c (propagate_into_addr): Dont call modify_stmt.
752 2004-08-10 Jason Merrill <jason@redhat.com>
755 * function.c (expand_function_start): Handle DECL_BY_REFERENCE on
758 2004-08-10 Geoffrey Keating <geoffk@apple.com>
760 * tree-vn.c (val_expr_pair_expr_eq): Compare vuses, to match the
763 2004-08-10 Roger Sayle <roger@eyesopen.com>
765 * config/mips/mips.md: New reciprocal square root patterns that
766 match sqrt(1.0/x) in addition to the existing 1.0/sqrt(x) insns.
768 2004-08-10 Paul Brook <paul@codesourcery.com>
770 * config/arm/arm-protos.h (arm_set_return_address,
771 thumb_set_return_address): Add prototypes.
772 * config/arm/arm.h (ARM_FT_EXCEPTION_HANDLER): Remove.
773 * config/arm/arm.c (arm_compute_func_type,
774 use_return_insn, arm_compute_save_reg0_reg12_mask,
775 arm_compute_save_reg_mask, arm_output_function_prologue,
776 arm_output_epilogue): Replace ARM_FT_EXCEPTION_HANDLER with
777 current_function_calls_eh_return.
778 (thumb_exit, thumb_pushpop, thumb_unexpanded_epilogue): Replace
780 (arm_set_return_address, thumb_set_return_address): New functions.
781 * config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS, DWARF2_UNWIND_INFO,
782 ARM_EH_STACKADJ_REGNUM, EH_RETURN_STACKADJ_RTX): Define.
783 * config/arm/arm.md (VUNSPEC_EH_RETURN): Add.
784 (epilogue): Use the stackadj register.
785 (eh_return, arm_eh_return, thumb_eh_return): New pattern.
787 2004-08-10 Jakub Jelinek <jakub@redhat.com>
790 * expr.c (move_by_pieces_ninsns): Add max_size argument.
791 (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1 to it.
792 (CLEAR_BY_PIECES_P): Pass STORE_MAX_PIECES + 1 to it.
793 (STORE_BY_PIECES_P): Define similarly to CLEAR_BY_PIECES_P,
794 but using MOVE_RATIO.
795 (move_by_pieces): Pass max_size to move_by_pieces_ninsns.
796 (can_store_by_pieces): Change max_size type to unsigned int.
797 (store_by_pieces_1): Likewise. Pass max_size to
798 move_by_pieces_ninsns.
799 * config/s390/s390.h (STORE_BY_PIECES_P): Define.
800 * config/sh/sh.c (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1
801 to move_by_pieces_ninsns.
802 (STORE_BY_PIECES_P): Define.
803 * config/ns32k/ns32k.h (STORE_BY_PIECES_P): Pass STORE_MAX_PIECES + 1
804 to move_by_pieces_ninsns.
805 * doc/tm.texi (STORE_BY_PIECES_P): Document changed default.
807 * config/i386/i386.h (CLEAR_RATIO): Define.
809 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
811 * expr.c (expand_expr_real_1): Add back code that was not dead.
813 2004-08-09 Andrew Pinski <apinski@apple.com>
815 * c-common.c (c_common_get_alias_set): Set the aliasing set of the type
816 which is found to be compatible before returning the aliasing set.
818 2004-08-09 Daniel Jacobowitz <dan@debian.org>
820 * ggc-zone.c (struct alloc_zone): Add statistics counters.
821 (always_collect): New flag.
822 (ggc_alloc_zone_1): Update statistics support. Don't include
823 overhead in allocated counter.
824 (sweep_pages): Update allocated counter for large pages. Don'y
826 (ggc_collect_1): Always collect.
827 (ggc_collect): Honor always_collect flag. Sum all zones to decide
829 (SCALE, LABEL): New macros.
830 (ggc_print_statistics): Add statistics support.
832 2004-08-09 Roger Sayle <roger@eyesopen.com>
834 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap): Change type to bool.
835 (init_expmed): Fix potential overrun problem with "all.reg".
836 (expand_sdiv2_pow2): Add an alternate implementation for signed
837 division, if the target provides a suitable conditional move insn.
839 2004-08-09 Paul Brook <paul@codesourcery.com>
840 Richard Henderson <rth@redhat.com>
842 * unwind-dw2.c (uw_install_context_1): Update target saved stack
845 2004-08-09 Geoffrey Keating <geoffk@apple.com>
847 * ggc-common.c (ggc_rlimit_bound): Don't check RSS limit.
848 Check DATA limit only if there's no AS limit. Ignore insanely
850 (ggc_min_heapsize_heuristic): Don't divide AS or RSS limits by 8,
851 but take care that the AS limit isn't overrun.
852 * doc/invoke.texi: Update documentation of min-heapsize parameter.
854 2004-08-09 Jeff Law <law@redhat.com>
856 * Makefile.in (OBJC-common): Add tree-ssa-threadupdate.c
857 (tree-ssa-threadupdate.o): Add dependencies.
858 * tree-ssa-threadupdate.c: New file.
859 * tree-flow.h (incoming_edge_threaded): New flag in block annotation.
860 (rewrite_vars_out_of_ssa): Remove prototype.
861 (cleanup_tree_cfg): Returns a bool.
862 * tree.h (thread_through_all_blocks): Prototype.
863 * tree-outof-ssa.c (SSANORM_*): Move into here.
864 (remove_ssa_form): Now static.
865 (rewrite_vars_out_of_ssa): Kill.
866 * tree-ssa-live.c (register_ssa_partitions_for_vars): Kill.
867 * tree-ssa-live.h (SSANORM_*): Moved into tree-outof-ssa.c.
868 (remove_ssa_form, register_partitions_for_vars): Kill declarations.
869 * tree-cfg.c (cleanup_tree_cfg): Return a value indicating if
870 anything was changed.
871 * tree-phinodes.c (add_phi_arg): Get the block for the PHI
872 from the PHI's annotation rather than the edge associated with
874 * tree-ssa-dom.c (redirection_edges): Kill.
875 (redirect_edges_and_update_ssa_graph): Kill.
876 (tree_ssa_dominator_optimize): Do not reset forwardable flag
877 for blocks anymore. Do not initialize redirection_edges.
878 Call thread_through_all_blocks. Simplify code for cleanup
879 of the CFG and iterating. No longer call cleanup_tree_cfg
880 outside the iteration loop.
881 (thread_across_edge): No longer mess with forwardable blocks.
883 2004-08-09 Zack Weinberg <zack@codesourcery.com>
885 * explow.c (memory_address): Use memory_address_p.
886 * recog.c (general_operand): Likewise.
887 * regrename.c: No need to define REG_OK_STRICT.
889 2004-08-09 Steven Bosscher <stevenb@suse.de>
891 * timevar.def (TV_CPROP1, TV_CPROP2, TV_PRE, TV_HOIST, TV_LSM):
893 * gcse.c: Include timevar.h.
894 (const_prop_count, copy_prop_count): Rename to global_const_prop_count
895 and global_copy_prop_count.
896 (local_const_prop_count, local_copy_prop_count): New static globals.
897 (gcse_main): Set the right timevar for each pass.
898 (cprop_jump): Increment global_const_prop_count when a constant is
899 propagated. Add "GLOBAL" to dump output.
900 (cprop_insn): Increment global_const_prop_count when a constant is
901 propagated, or global_copy_prop_count when a copy is propagated.
902 (do_local_cprop): Likewise for local_const_prop_count and
903 local_copy_prop_count.
904 (one_cprop_pass): Initialize const/cprop counters to zero.
905 Print out results of local and global const/cprop separately.
906 (bypass_block): Break over-length line.
907 * Makefile.in (gcse.o): Add TIMEVAR_H dependency. Fix dependencies
908 for bb-reorder.o and tracer.o.
910 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
912 * Makefile.in (GTFILES): Remove stmt.c
913 (stmt.o): Do not depend on gt-stmt.h.
914 * emit-rtl.c (emit_line_note): Do not call
915 set_file_and_line_for_stmt.
916 * expr.c (expand_expr_real_1) <SWITCH_EXPR>: Let expand_case
918 * function.c (free_after_parsing): Do not free STMT field.
919 (allocate_struct_function): Do not call init_stmt_for_function.
920 (assign_stack_temp_for_type): Do not accept values of keep
922 (init_temp_slots): Do not initialize removed variables.
923 * function.h (struct function): Remove STMT, X_TARGET_TEMP_SLOT_LEVEL
924 and X_VAR_TEMP_SLOT_LEVEL fields.
925 * rtl.h (set_file_and_line_for_stmt): Remove.
926 * stmt.c (struct nesting, ALLOC_NESTING, POPSTACK,
927 struct stmt_status, cond_stack, case_stack, nesting_stack,
928 nesting_depth, emit_locus, set_file_and_line_for_stmt,
929 same_case_target_p, init_stmt_for_function, emit_nop,
930 expand_start_cond, expand_start_elseif, expand_start_else,
931 expand_elseif, expand_end_cond): Remove.
932 (preserve_subexpressions_p): Remove references to CFUN->STMT.
933 (expand_start_case, expand_end_case_type): Remove, merge into...
934 (expand_case): ... this one, including other bits from
935 expand_expr_real_1. Inline same_case_target_p. Turn members
936 of CASE_STACK into local variables.
937 (emit_case_bit_tests): Inline same_case_target_p.
938 (add_case_node): Add HEAD argument, return new head of the list,
939 do not handle default label here.
940 * tree.h (expand_start_cond, expand_end_cond, expand_start_else,
941 expand_start_elseif, current_nesting_level, expand_start_case,
942 expand_end_case_type, expand_end_case, add_case_node,
943 init_stmt_for_function, expand_elseif): Remove prototypes.
944 (expand_case): Add prototype.
946 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
948 * expr.c (expand_expr_real_1): Use optab_for_tree_code.
950 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
952 * expr.c (var_rtx): Remove.
953 (expand_expr_real_1) <LOOP_EXPR, EXIT_EXPR,
954 LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR, TRUTH_ANDIF_EXPR,
955 TRUTH_ORIF_EXPR, COMPOUND_EXPR, CONJ_EXPR, INIT_EXPR>:
957 (expand_expr_real_1) <COND_EXPR>: Remove most special cases.
958 * optabs.c (emit_clr_insn, emit_0_to_1_insn): Remove.
959 * optabs.h (emit_clr_insn, emit_0_to_1_insn): Remove.
961 2004-08-08 Mostafa Hagog <mustafa@il.ibm.com>
962 Ayal Zaks <zaks@il.ibm.com>
964 * common.opt (freschedule-modulo-scheduled-loops): New flag.
965 * final.c (final_scan_insn): Handle NOTE_DISABLE_SCHED_OF_BLOCK.
966 * modulo-sched.c (sms_schedule): Emit a note to disable scheduling
967 when -freschedule-modulo-scheduled-loops flag is not specified.
968 (sms_schedule_by_order, ps_insn_advance_column, add_node_to_ps,
969 add_node_to_ps, ps_has_conflicts, ps_add_node_check_conflicts):
970 More accurate placing of insn in row of partial schedule.
971 (ps_insn_find_column): New function.
972 * rtl.h (NOTE_DISABLE_SCHED_OF_BLOCK): New note.
973 * sched-rgn.c (sched_is_disabled_for_current_region_p): New.
974 (schedule_region): Use sched_is_disabled_for_current_region_p.
975 * docs/invoke.texi: Document -freschedule-modulo-scheduled-loops.
977 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
979 * config/i386/i386.c (ix86_expand_clrmem): Revert the last
982 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
984 * config/i386/i386.c (ix86_expand_clrmem): Properly call
985 gen_strset for 64bit target.
987 2004-08-07 Olivier Hainque <hainque@act-europe.fr>
989 * config/vxworks.h (HANDLE_SYSV_PRAGMA): Remove definition.
991 2004-08-07 Jason Merrill <jason@redhat.com>
993 Make return in memory explicit.
994 * function.c (aggregate_value_p): Check DECL_BY_REFERENCE.
995 (assign_parm_find_data_types): Remove code for old front end
996 invisible reference handling.
997 (assign_parms): Handle DECL_BY_REFERENCE on the RESULT_DECL.
998 (expand_function_end): Likewise.
999 * gimplify.c (gimplify_return_expr): Handle a dereferenced
1001 * tree-inline.c (copy_body_r): Don't bother looking for &* anymore.
1002 (declare_return_variable): Handle DECL_BY_REFERENCE.
1003 * cp/cp-gimplify.c (is_invisiref_parm): Also handle RESULT_DECL.
1004 (cp_genericize_r): Use convert_from_reference.
1005 Don't dereference a RESULT_DECL directly inside a RETURN_EXPR.
1006 (cp_genericize): Handle the RESULT_DECL. Unset TREE_ADDRESSABLE.
1008 * c-common.c (c_warn_unused_result): Check TREE_USED before
1009 warning about a CALL_EXPR with an unused value.
1011 2004-08-06 Mark Mitchell <mark@codesourcery.com>
1013 * config/arm/symbian.h (CC1_SPEC): Avoid passing duplicate options
1014 to the compiler. Use -fshort-wchar by default.
1016 2004-08-06 Pat Haugen <pthaugen@us.ibm.com>
1018 * params.def (PARAM_MIN_CROSSJUMP_INSNS): New.
1019 * cfgcleanup.c (try_crossjump_to_edge): Add minimum insn match
1021 * doc/invoke.texi (param): Document min-crossjump-insns.
1023 2004-08-06 Richard Sandiford <rsandifo@redhat.com>
1026 * c.opt (Wmissing-field-initializers): New option.
1027 * c-opts.c (c_common_post_options): Make -Wextra turn it on by default.
1028 * c-typeck.c (pop_init_level): Guard the missing field warning with
1029 warn_missing_field_initializers rather than extra_warnings.
1030 * doc/invoke.texi (-Wmissing-field-initializers): Document, moving
1031 some of the explanation from...
1032 (-Wextra): ...here. Say that the missing field warning can be
1033 seperately controlled by -Wmissing-field-initializers.
1035 2004-08-06 Paolo Bonzini <bonzini@gnu.org>
1037 * expr.c (expand_expr_real_1) <ENTRY_VALUE_EXPR>: Remove.
1038 * tree-inline.c (estimate_num_insns_1) <ENTRY_VALUE_EXPR>: Remove.
1039 * tree-pretty-print.c (dump_generic_node) <ENTRY_VALUE_EXPR>: Remove.
1040 * tree.def (ENTRY_VALUE_EXPR): Remove.
1042 2004-08-06 Jakub Jelinek <jakub@redhat.com>
1044 * config/i386/i386.c (ix86_expand_clrmem): Move gen_cld down to
1045 the places where it is actually needed. Don't use repz; stosb
1046 for -Os with sufficiently small constant sizes.
1047 For sufficiently small repz; stos{l,q} repeat counts use a sequence
1048 of stos{l,q} instructions instead.
1050 2004-08-06 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1052 PR tree-optimization/16807
1053 * loop-iv.c (dump_iv_info): Dump invariants correctly.
1054 (iv_subreg, iv_extend): Express value of invariant purely in
1057 2004-08-06 Mark Mitchell <mark@codesourcery.com>
1059 * config/arm/symbian.h (CC1_SPEC): Add -fno-short-enums.
1060 (CC1PLUS_SPEC): Define it to be the same as CC1_SPEC.
1062 2004-08-06 Roman Zippel <zippel@linux-m68k.org>
1064 * config/m68k/m68k.c (post_inc_operand,pre_dec_operand): New.
1065 * config/m68k/m68k.h (PREDICATE_CODES): add post_inc_operand,
1067 * config/m68k/m68k.md (zero_extend*2): delay the splitting of the
1068 pattern until reload is finished to allow better code generation
1069 and split them completely into separate instrunctions.
1070 (*andsi3_split): New pattern.
1072 2004-08-05 Mark Mitchell <mark@codesourcery.com>
1074 * tree.c (handle_dll_attribute): Move here from i383/winnt.c.
1075 Replace use of DECL_INLINE with DECL_DECLARED_INLINE_P. Set
1076 DECL_VISIBLITY. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
1077 * tree.h (handle_dll_attribute): Declare. Test
1078 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
1079 * c-common.h (c_determine_visibility): Declare.
1080 * c-common.c (c_determine_visibility): New function.
1081 * c-decl.c (finish_decl): Use it.
1082 (finish_function): Likewise.
1083 * defaults.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define it to
1084 zero, by default. Use #if, not #ifdef, to test it.
1085 * config/arm/arm.c (arm_attribute_table): Use
1086 handle_dll_attribute. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with
1088 * config/arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define to 1.
1089 * config/i386/cygming.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
1091 * config/i386/i386-protos.h (ix86_handle_dll_attribute): Remove.
1092 * config/i386/i386.c (ix86_attribute_table): Use
1093 handle_dll_attribute for dllimport/dllexport. Test
1094 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
1095 * config/i386/winnt.c (ix86_handle_dll_attribute): Remove.
1096 * config/mcore/mcore.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
1098 * config/mcore/mcore.c (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Test it
1100 * config/sh/symbian-pre.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
1102 * doc/extend.texi (dllexport): Clarify and correct documentation.
1103 (dllimport): Likewise.
1104 * doc/tm.texi (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Mention
1105 handle_dll_attribute.
1107 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1109 * tree-ssa-loop-manip.c: New file.
1110 * Makefile.in (tree-ssa-loop-manip.o): Add.
1111 * tree-flow.h (rewrite_into_loop_closed_ssa, verify_loop_closed_ssa):
1113 * tree-ssa-loop.c (tree_loop_optimizer_init): Create loop closed ssa
1115 (tree_ssa_loop_done): Verify loop closed ssa form.
1116 * tree-ssa-loop-im.c (move_computations): Update loop closed ssa form.
1118 2004-08-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1120 * pa.c (pa_asm_output_aligned_bss, pa_asm_output_aligned_common,
1121 pa_asm_output_aligned_local): New functions.
1122 * pa-protos.h: Add prototypes for pa_asm_output_aligned_bss,
1123 pa_asm_output_aligned_common and pa_asm_output_aligned_local.
1124 * pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON): Use
1125 pa_asm_output_aligned_common.
1126 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
1127 * pa.h (ASM_OUTPUT_ALIGNED_BSS): New macro.
1128 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
1129 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
1130 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): New macro.
1131 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
1132 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
1133 * som.h (MAX_OFILE_ALIGNMENT): Provide maximum alignment of global
1136 2004-08-05 Andrew Pinski <apinski@apple.com>
1138 * objc/objc-act.c (build_objc_string_object): Mark the address
1139 expression as constant.
1141 2004-08-05 David Edelsohn <edelsohn@gnu.org>
1143 * config/rs6000/rs6000.c (rs6000_rtx_costs): Fix mask_operand
1144 and mask64_operand thinkos. Handle ZERO_EXTRACT. Handle
1145 SIGN_EXTEND / ZERO_EXTEND of MEM. Handle rlwinm patterns.
1147 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
1149 * config/linux.h, config/i386/linux.h, config/sparc/linux.h:
1150 Remove definitions conditioned on USE_GNULIBC_1 or conditioned
1151 out, and associated obsolete comments.
1153 2004-08-05 Nathan Sidwell <nathan@codesourcery.com>
1155 * tree.h (force_fit_type): Return a tree, take three flags.
1156 * fold-const.c (force_fit_type): Set TREE_OVERFLOW and
1157 TREE_CONSTANT_OVERFLOW here.
1158 (int_const_binop, const_binop): Adjust.
1159 (size_int_type): Do sign extension here.
1160 (fold_convert_const, optimize_bit_field_compare,
1161 decode_field_reference, all_ones_mask_p, fold_div_compare, fold,
1162 fold_negate_const, fold_abs_const, fold_not_const): Adjust.
1163 * tree.c (size_in_bytes, int_fits_type_p): Adjust.
1165 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1167 PR tree-optimization/16864
1168 * tree-tailcall.c (eliminate_tail_call): Do not create phi nodes
1169 for ssa names without default_def.
1171 2004-08-05 Richard Sandiford <rsandifo@redhat.com>
1173 * config/i386/i386.c (ix86_expand_prologue): If the function uses a
1174 frame pointer, restore eax with an ebp-relative address.
1176 2004-08-04 Geoffrey Keating <geoffk@apple.com>
1179 * c-common.c (c_expand_decl): Don't special-case static VAR_DECLs.
1180 * c-common.h (make_rtl_for_local_static): Delete.
1181 * c-decl.c (shadow_tag_warned): Clean up comment.
1182 (finish_decl): Clean up spacing. Use set_user_assembler_name when
1183 appropriate. Don't pass asmspec to rest_of_decl_compilation.
1184 * c-semantics.c (make_rtl_for_local_static): Delete.
1185 * expr.c (init_block_move_fn): Use set_user_assembler_name.
1186 (init_block_clear_fn): Likewise.
1187 * passes.c (rest_of_decl_compilation): Remove asmspec parameter,
1188 expect it to be in DECL_ASSEMBLER_NAME. Update callers in many files.
1189 * toplev.h (rest_of_decl_compilation): Remove asmspec parameter.
1190 * tree.h (make_decl_rtl): Remove second parameter.
1191 (set_user_assembler_name): New.
1192 * varasm.c (set_user_assembler_name): New.
1193 (make_decl_rtl): Remove second parameter. Update callers in many
1196 2004-08-05 Adam Nemet <anemet@lnxw.com>
1198 * config.gcc (case i[34567]86-*-lynxos*): Update to LynxOS 4.0.
1199 (case rs6000-*-lynxos*): Rename it to powerpc-*-lynxos*. Update
1201 * gthr-lynx.h: New file.
1202 * config/lynx-ng.h: Remove file.
1203 * config/lynx.h: Update to LynxOS 4.0.
1204 * config/t-lynx: New file.
1205 * config/i386/lynx-ng.h: Remove file.
1206 * config/i386/lynx.h: Update to LynxOS 4.0.
1207 * config/rs6000/lynxbase.h: Remove file.
1208 * config/rs6000/lynx.h: Update to LynxOS 4.0.
1209 * config/rs6000/t-lynx: New file.
1210 * doc/install.texi (Options specification): Remove reference to
1211 LynxOS from systems where --with-gnu-as makes a difference.
1213 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
1215 * c-common.c (c_stddef_cpp_builtins): Define __INTMAX_TYPE__ and
1217 * c-cppbuiltin.c (builtin_define_stdint_macros): New. Define
1219 (c_cpp_builtins): Call it.
1220 * doc/cpp.texi: Update.
1222 2004-08-04 David Edelsohn <edelsohn@gnu.org>
1224 * config/rs6000/rs6000.c (rs6000_rtx_costs): LABEL_REFs are zero
1227 2004-08-04 Jan Hubicka <jh@suse.cz>
1229 * basic-block.h (profile_staus): New global variable.
1230 * cfg.c (profile_status): Declare.
1231 (check_bb_profile): Break out from ....; use profile_status
1232 (dump_flow_info): ... here.
1233 * cfgbuild.c (find_basic_blocks): Set profile_status.
1234 * cfgexpand.c (tree_expand_cfg): Likewise.
1235 * predict.c (estimate_probability): Likewise.
1236 * profile.c (branch_prob): Likewise.
1237 * tree-cfg.c (build_tree_cfg): Likewise.
1238 (dump_function_to_file): Use check_bb_profile.
1239 * tree-pretty-print (dump_bb_header): Likewise.
1240 * tree-profile.c (do_tree_profiling): Cleanup.
1242 2004-08-04 Zack Weinberg <zack@codesourcery.com>
1244 * Makefile.in (RTL_BASE_H, RTL_H): Correct.
1245 (BUILD_RTL): Remove $(BUILD_PREFIX) from ggc-none.o.
1246 (genobjs): Add errors.o, ggc-none.o, and min-insn-modes.o.
1247 (read-rtl.o, gensupport.o, genconfig.o, genflags.o, gencodes.o)
1248 (genconstants.o, genemit.o, genopinit.o, genrecog.o, genextract.o)
1249 (genpeep.o, genattr.o, genattrtab.o, genautomata.o, genoutput.o)
1250 (genconditions.o): Depend on $(RTL_BASE_H) not $(RTL_H).
1251 (ggc-none.o, errors.o): Move rule to generators section;
1252 correct dependencies.
1253 (min-insn-modes.o): Move rule to generators section; remove
1254 unnecessary explicit command; correct dependencies.
1255 (print-rtl.o, print-rtl1.o): Correct dependencies.
1256 ($(BUILD_PREFIX_1)errors.o. $(BUILD_PREFIX_1)ggc-none.o): Delete rule.
1257 (mostlyclean): Update.
1259 * errors.c: Include bconfig.h not config.h. Correct comment.
1260 * gengtype.c, genpreds.c: Don't define NO_GENRTL_H.
1261 * ggc-none.c: Include bconfig.h; not config.h or tm.h.
1262 * print-rtl.c: Don't include tm_p.h.
1264 * rtl.h: Move forward-decl of struct function down where it's
1265 needed. Include genrtl.h #ifndef GENERATOR_FILE, not
1266 #ifndef NO_GENRTL_H. Remove unnecessary #ifdef BUFSIZ statements.
1268 2004-08-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1269 Jeff Law <law@redhat.com>
1271 * tree-cfg.c (tree_duplicate_bb): Mark duplicated definitions.
1272 * tree-flow.h (rewrite_ssa_into_ssa): Declaration changed.
1273 * tree-into-ssa.c (rewrite_ssa_into_ssa): Use new interface to
1274 manipulate the duplicated ssa names.
1275 * tree-ssanames.c (ssa_names_to_rewrite): New variable.
1276 (marked_for_rewrite_p, any_marked_for_rewrite_p, mark_for_rewrite,
1277 unmark_all_for_rewrite, marked_ssa_names, release_ssa_name_force):
1279 (release_ssa_name): Do not release ssa names that may have multiple
1281 * tree.h (release_ssa_name_force, mark_for_rewrite,
1282 unmark_all_for_rewrite, marked_for_rewrite_p, any_marked_for_rewrite_p,
1283 marked_ssa_names): Declare.
1284 * tree-ssa-loop-ch.c (mark_defs_for_rewrite): Remove.
1285 (duplicate_blocks): Remove call to mark_defs_for_rewrite.
1286 Update call to rewrite_ssa_into_ssa.
1288 2004-08-04 Mark Mitchell <mark@codesourcery.com>
1290 * defaults.h (TARGET_DECLSPEC): New macro.
1291 * c-cppbuiltin.c (c_cpp_builtins): Handle TARGET_DECLSPEC.
1292 * config/arm/pe.h (SUBTARGET_CPP_SPEC): Remove __declspec support.
1293 * config/arm/symbian.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
1294 * config/i386/beof-elf.h (TARGET_OS_CPP_BUILTINS): Remove
1296 (TARGET_DECLSPEC): Define.
1297 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Remove
1299 * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS): Remove
1301 (TARGET_DECLSPEC): Define.
1302 * config/mcore/mcore.h (TARGET_CPU_CPP_BUILTINS): Remove
1304 * config/sh/symbian-pre.h (SUBTARGET_CPP_SPEC): Remove __declspec
1306 * doc/tm.texi (TARGET_DECLSPEC): Document.
1308 * doc/extend.texi: Fix typo in comment.
1310 2004-08-04 Paul Brook <paul@codesourcery.com>
1312 * target-def.h (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
1313 (TARGET_CXX): Use it.
1314 * target.h (struct gcc_target): Add cdtor_returns_this.
1315 * config/arm/arm.c (arm_cxx_cdtor_returns_this): New function.
1316 (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
1317 * doc/tm.texi: Document TARGET_CXX_CDTOR_RETURNS_THIS.
1319 2004-08-03 Nathan Sidwell <nathan@codesourcery.com>
1321 * c-lex.c (narrowest_unsigned_type, narrowest_signed_type): Take
1322 low/high pair. Do range checking directly.
1323 (interpret_integer): Adjust.
1325 2004-08-04 Nick Clifton <nickc@redhat.com>
1327 * config/sh/sh.h (TARGET_SWITCHES): Add no-renesas to select the
1329 * doc/invoke.texi: Document this new switch and also the -mrenesas
1332 2004-08-04 Nathan Sidwell <nathan@codesourcery.com>
1334 * cfglayout.c (insn_locators_initialize): Update the current
1335 location before initializing a location.
1337 2004-08-03 Zack Weinberg <zack@codesourcery.com>
1339 * dbxout.c (dbxout_function_decl): Always call dbxout_function_end.
1340 (dbxout_function_end): Return after emitting the "Lscope" symbol
1341 under the same conditions that this function formerly wasn't called.
1342 Add explanatory comments.
1345 * c-decl.c (record_builtin_type): Call debug_hooks->type_decl
1349 * dbxout.c (dbx_output_lbrac, dbx_output_rbrac): New
1350 functions, broken out of dbxout_block.
1351 (dbxout_block): The block at depth 0 should get LBRAC/RBRAC
1352 stabs too, if it contains symbols. Use the begin_label and
1353 the Lscope label (emitted by dbxout_function_end) for the
1354 range of this block.
1356 2004-08-03 Nathanael Nerode <neroden@gcc.gnu.org>
1358 * doc/install.texi: Update autoconf version requirements.
1360 2004-08-03 Zack Weinberg <zack@codesourcery.com>
1362 * defaults.h (LEGITIMATE_PIC_OPERAND_P): Provide default definition.
1363 * recog.c (general_operand, immediate_operand, nonmemory_operand)
1364 (asm_operand_ok): Remove #ifdefs on LEGITIMATE_PICOPERAND_P.
1365 * regclass.c (record_reg_classes): Likewise.
1366 * reload.c (find_reloads): Likewise.
1367 * reload1.c (reload): Likewise.
1369 2004-08-03 Zack Weinberg <zack@codesourcery.com>
1371 * gensupport.c (init_md_reader_args_cb): Renamed from
1372 init_md_reader_args. Add third option, callback function for
1373 parsing program-specific options. Add diagnosis of incorrect
1374 number of input files.
1375 (init_md_reader): Fold into init_md_reader_args_cb.
1376 (init_md_reader_args): Now a thin wrapper around
1377 init_md_reader_args_cb.
1378 * gensupport.h: Update prototypes.
1380 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
1381 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
1382 * genrecog.c: No need to diagnose lack of an input file;
1383 init_md_reader_args will handle it.
1384 * genconditions.c: Likewise, and use init_md_reader_args.
1385 * genconstants.c: Likewise, and no need to call read_md_rtx.
1387 2004-08-03 Joseph S. Myers <jsm@polyomino.org.uk>
1389 * c-decl.c (implicitly_declare): Diagnose incompatible implicit
1392 2004-08-03 Mike Stump <mrs@apple.com>
1394 * config/darwin-c.c: Don't search in "/Local/Library/Frameworks"
1396 * doc/invoke.texi (Darwin Options): Update to reflect above.
1398 2004-08-03 Roger Sayle <roger@eyesopen.com>
1401 * fold-const.c (extract_muldiv_1) <NOP_EXPR>: Disallow local
1402 truncations, not just global truncations.
1404 2004-08-03 Andrew Pinski <apinski@apple.com>
1407 * loop-iv.c (simplify_using_assignment): Initialize lhs.
1409 2004-08-03 Paul Brook <paul@codesourcery.com>
1411 * gcc/doc/install.texi: Document MPFR requirement.
1413 2004-08-03 Maciej W. Rozycki <macro@linux-mips.org>
1415 * aclocal.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Check for <sys/mman.h>
1416 and mmap() explicitly instead of relying on preset autoconf cache
1418 * configure: Regenerate.
1420 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
1423 * config.gcc (i[34567]86-*-* | x86_64-*-*): Add i386/t-gmm_malloc
1425 (i[34567]86-*-linux*aout* | i[34567]86-*-linux*libc1): Likewise.
1426 (i[34567]86-*-linux* | x86_64-*-linux*): Add i386/t-pmm_malloc
1429 * config/i386/t-gmm_malloc: New file.
1430 * config/i386/t-pmm_malloc: Likewise.
1432 * config/i386/xmmintrin.h: Include <mm_malloc.h>.
1434 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
1435 Tanguy Fautrà <tfautre@pandora.be>
1437 * config/i386/pmm_malloc.h: New file.
1439 2004-08-03 Danny Smith <dannysmith@users.sourceforge.net>
1441 * config/i386/gmm_malloc.h: New file.
1443 2004-08-03 Dale Johannesen <dalej@apple.com>
1445 * config/rs6000/rs6000.c (machopic_output_stub): Align Darwin stubs.
1446 * c-common.c: Include opts.h.
1447 (c_common_get_alias_set): Fix check for a single input file.
1448 * toplev.c: Remove current_file_decl.
1451 2004-08-03 Mark Mitchell <mark@codesourcery.com>
1453 * config.gcc (arm*-*-symbianelf*): New target.
1454 * config/arm/symbian.h: New file.
1456 * gthr-gnat.c: Add visibility #pragmas.
1457 * gthr-gnat.h : Likewise.
1459 * libgcc2.c (__ffsSI2): Move prototype to libgcc2.h.
1460 (__ffsDI2): Likewise.
1461 (__clzSI2): Likewise.
1462 (__ctzSI2): Likewise.
1463 (__ctzDI2): Likewise.
1464 (__popcountSI2): Likewise.
1465 (__popcountDI2): Likewise.
1466 (__paritySI2): Likewise.
1467 (__parityDI2): Likewise.
1468 * libgcc2.h: Add visibility #pragmas.
1469 (__clzDI2): Add prototype.
1470 (__clzSI2): Likewise.
1471 (__ctzSI2): Likewise.
1472 (__ffsDI2): Likewise.
1473 (__ffsSI2): Likewise.
1474 (__ctzDI2): Likewise.
1475 (__popcountSI2): Likewise.
1476 (__popcountDI2): Likewise.
1477 (__paritySI2): Likewise.
1478 (__parityDI2): Likewise.
1479 * unwind-dw2-fde.h: Add visibility #pragmas.
1480 * unwind.h: Likewise.
1482 2004-08-03 David Edelsohn <edelsohn@gnu.org>
1483 Dale Johannesen <dalej@apple.com>
1484 Roger Sayle <roger@eyesopen.com>
1486 * config/rs6000/rs6000.c (rs6000_rtx_costs): Calculate cost of
1487 constants more accurately. Adjust costs for FMA instructions.
1488 Add cases for most logical and float operations. Recurse into
1491 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
1493 * config.gcc (strongarm-*, xscale-*): Add t-arm to tmake_files.
1495 2004-08-03 Pat Haugen <pthaugen@us.ibm.com>
1497 * ra-build.c (conflicts_between_webs): For webs that cross a call add
1498 conflicts to regs_invalidated_by_call.
1500 2004-08-03 Paul Brook <paul@codesourcery.com>
1502 * config/arm/arm.c (emit_sfm): Only emit a single frame adjustment.
1504 2004-08-03 Jan Hubicka <jh@suse.cz>
1506 * coverage.c (tree_coverage_counter_ref): Fix computation of the new
1509 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
1511 * arm-cores.def: Sort by architecture. Add arm946es, arm966es,
1512 arm968es, arm10e, arm1020e, arm1022e.
1513 * invoke.texi: Update list of ARM cores.
1514 * arm-tune.md: Regenerate.
1516 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
1518 * arm/gentune.sh: New file.
1519 * arm/t-arm: New file.
1520 * arm/arm-tune.md: New file (autogenerated).
1521 * config.gcc (arm*-*-*): Add t-arm to tmake_file for all variants.
1522 * arm.md (attribute tune): Delete. Include arm-tune.md.
1524 2004-08-03 Paolo Bonzini <bonzini@gnu.org>
1526 * gcc.c (add_prefix, add_sysrooted_prefix): Remove
1527 penultimate parameter. All callers adjusted.
1528 (struct prefix_list): Remove used_flag_ptr.
1529 (find_a_file): Do not set *pl->used_flag_ptr.
1530 (warn_B, warn_std_ptr): Remove.
1532 2004-08-03 Yossi Markovich <yossim@il.ibm.com>
1533 Mostafa Hagog <mustafa@il.ibm.com>
1535 * config/rs6000/altivec.md (altivec_vnmsubfp): Fix wrong pattern.
1537 2004-08-02 Geoffrey Keating <geoffk@apple.com>
1539 * dwarf2out.c (output_call_frame_info): Don't change data format
1540 due to TARGET_USES_WEAK_UNWIND_INFO. Always refer to the local
1541 label. Use 'true' not '1'.
1542 * doc/install.texi (powerpc-*-darwin*): Mention cctools version
1545 2004-08-02 Gabriel Dos Reis <gdr@cs.tamu.edu>
1547 * gdbinit.in: Reflect previous changes to rtunion_def.
1549 2004-08-02 Roger Sayle <roger@eyesopen.com>
1551 * fold-const.c (fold) <TRUNC_MOD_EXPR>: The transformation "X % -Y"
1552 -> "X % Y" is only valid for TRUNC_MOD_EXPR.
1554 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1556 * vec.h (DEF_VEC_P): Add proper cast to uses of vec_o_reserve and
1558 * langhooks.h (lang_hooks::builtin_function): Rename parameter
1559 from "class" to "bt_class".
1561 2004-08-02 Paul Brook <paul@codesourcery.com>
1563 PR rtl-optimization/15068
1564 * flow.c (init_propagate_block_info): Check condition is reversible.
1566 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1568 * gengtype.h (options::info): Change type to const char *.
1569 (enum gc_used_enum): Move out of struct type scope.
1570 * gengtype.c (create_option): Convert initializer for option::info to
1572 (adjust_field_type, walk_type, write_func_for_structure,
1573 write_root, write_roots): Remove pointless cast.
1575 2004-08-02 J"orn Rennecke <joern.rennecke@superh.com>
1577 * genopinit.c (gen_insn): Check for MODE_COMPLEX_FLOAT patterns for $F.
1579 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1581 * rtl.h (union rtunion_def): Have all members start with the
1583 (XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, XBBDEF, XTMPL,
1584 X0INT, X0UINT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
1585 X0MEMATTR, X0BBDEF, X0REGATTR, XCINT, XCUINT, XCSTR, XCEXP,
1586 XCVEC, XCMODE, XCBITMAP, XCTREE, XCBBDEF, XC2EXP): Adjust members
1588 * gengtype.c (adjust_field_rtx_def): Likewise.
1589 * rtlanal.c (loc_mentioned_in_p): Likewise.
1591 2004-08-02 Richard Sandiford <rsandifo@redhat.com>
1593 * config.gcc (mips*-*-elf*, mips*-*-rtems*): Add elfos.h to tm_file.
1594 Replace uses of mips/elf64.h with mips/elf.h
1595 * config/mips/elf.h (MAX_OFILE_ALIGNMENT, TARGET_ASM_NAMED_SECTION)
1596 (TYPE_OPERAND_FMT, TYPE_ASM_OP, SIZE_ASM_OP, BSS_SECTION_ASM_OP)
1597 (ASM_OUTPUT_ALIGNED_BSS, ASM_WEAKEN_LABEL, ASM_OUTPUT_WEAK_ALIAS)
1598 (MAKE_DECL_ONE_ONLY, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP)
1599 (HANDLE_SYSV_PRAGMA): Delete.
1600 (ASM_OUTPUT_DEF): Fix formatting.
1601 * config/mips/elf64.h: Delete.
1603 2004-08-01 Zack Weinberg <zack@codesourcery.com>
1605 * config/ia64/ia64.c (got_symbolic_operand): Do require a
1606 symbol+offset operand to have its offset be zero mod 0x3fff
1607 when GOT entries are in use. Clarify logic in SYMBOL_REF
1608 case. Clarify comments.
1609 (ia64_expand_load_address): Split a symbol+offset load when
1610 the offset is nonzero mod 0x3fff, not 0x1fff.
1612 2004-08-01 Geoffrey Keating <geoffk@apple.com>
1614 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Just abort
1615 if trying to *store* to a non-offsettable address.
1616 * config/rs6000/rs6000.md (movtf_internal): Don't move GPRs to
1617 a nonoffsettable address.
1618 (movdi_internal32): Don't move GPRs to a nonoffsettable address.
1620 (movti_string): Don't move GPRs to a nonoffsettable address.
1621 (movti_ppc64): Don't move GPRs to a nonoffsettable address. Clean up.
1623 2004-08-02 Ben Elliston <bje@au.ibm.com>
1626 * config/rs6000/altivec.h: Replace typeof with __typeof__.
1628 2004-08-01 Richard Henderson <rth@redhat.com>
1630 * expr.c (expand_expr_real_1) <normal_inner_ref>: Fix crash with
1631 variable sized types.
1633 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
1635 * doc/invoke.texi: In the MIPS options section, remove the passage
1636 saying that -mexplicit-relocs is usually disabled for -mabicalls
1637 -fno-unit-at-a-time.
1638 * config/mips/mips.c (override_options): Remove the code that enforced
1641 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
1643 * config/mips/mips.md (cprestore): Provide two alternatives, one for
1644 an in-range offset and one for an out-of-range offset. Wrap the latter
1645 in .set macro/.set nomacro if it's inside a .set nomacro block.
1647 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
1649 * config/mips/mips-protos.h (mips_gp_save_slot): Remove.
1650 (mips_restore_gp): Declare.
1651 * config/mips/mips.c (mips_add_offset): Add a scratch register
1652 argument. Reimplement in rtl only, reusing MIPS16 logic from
1653 mips_output_mi_thunk.
1654 (mips_legitimize_address, mips_legitimize_const_move): Adjust calls
1656 (mips_gp_save_slot): Delete.
1657 (mips_restore_gp): New function.
1658 (mips_set_return_address, mips_output_mi_thunk): Use mips_add_offset.
1659 * config/mips/mips.md (exception_receiver): Turn into a
1660 define_insn_and_split. Use mips_restore_gp to do the split.
1661 (call_internal, call_value_internal, call_value_multiple_internal): Use
1662 mips_restore_gp to restore $gp.
1664 2004-07-31 Andrew Pinski <apinski@apple.com>
1667 * mkheaders.in (libsubdir): s/gcc-lib/gcc/.
1669 2004-07-31 Joseph S. Myers <jsm@polyomino.org.uk>
1671 * c-decl.c (diagnose_mismatched_decls): Give error for external
1672 redeclaration of identifier declared with no linkage, not just
1673 warning with -Wtraditional. Do not check DECL_CONTEXT to give
1674 error for redeclaration with no linkage.
1676 2004-07-30 Geoffrey Keating <geoffk@apple.com>
1677 Fariborz Jahanian <fjahanian@apple.com>
1679 * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Permit
1680 non-offsettable addresses even for DImode.
1681 (rs6000_split_multireg_move): Cope with non-offsettable addresses
1682 being moved into multiple GPRs.
1684 * config/rs6000/rs6000.c (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Default
1686 (rs6000_override_options): Use RS6000_DEFAULT_LONG_DOUBLE_SIZE.
1687 * config/rs6000/darwin.h (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define
1689 * config/rs6000/darwin-ldouble.c (isless): New macro.
1691 (nonfinite): New macro.
1693 (_xlqadd): Completely rewrite.
1694 (_xlqmul): Correct overflow handling.
1695 (_xlqdiv): Correct overflow handling.
1696 * config/rs6000/darwin-ldouble-format: New file.
1698 2004-07-30 Roger Sayle <roger@eyesopen.com>
1699 Richard Henderson <rth@redhat.com>
1701 * config/i386/i386.md: New peephole2's to convert imul by 3, 5 or
1702 9 into the equivalent lea instruction.
1704 2004-07-30 Richard Henderson <rth@redhat.com>
1706 * gimplify.c (gimplify_expr) <case CONST_DECL>: Don't replace
1707 with DECL_INITIAL if fb_lvalue.
1708 * tree-gimple.c (is_gimple_id): Add CONST_DECL.
1709 * tree-pretty-print.c (dump_decl_name): Dump unnamed CONST_DECL
1711 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Fold CONST_DECL.
1713 2004-07-30 Diego Novillo <dnovillo@redhat.com>
1715 * tree-ssa-alias.c (compute_points_to_and_addr_escape): If a
1716 pointer escapes through a function call, assume that the
1717 callee will dereference it.
1718 (add_pointed_to_var): Assume that VALUE is always an
1720 (collect_points_to_info_r): Only call add_pointed_to_var if
1721 the value is an ADDR_EXPR.
1723 2004-07-30 Diego Novillo <dnovillo@redhat.com>
1725 * tree-ssa-alias.c (create_alias_map_for): Do not get the
1726 alias set of the inner type of ARRAY_TYPEs.
1728 2004-07-29 Diego Novillo <dnovillo@redhat.com>
1730 * tree-ssa-ccp.c (visit_assignment): Move code to prevent
1731 setting a non-register to UNDEFINED right before the call to
1734 2004-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
1736 * config/sh/lib1funcs.asm: Make aliases movstr* for movmem*.
1738 2004-07-29 Diego Novillo <dnovillo@redhat.com>
1740 * tree-ssa.c (verify_flow_sensitive_alias_info): When
1741 comparing points-to sets of different pointers, make sure the
1742 second pointer is actually referenced in the code.
1744 2004-07-29 Zack Weinberg <zack@codesourcery.com>
1746 * config/ia64/ia64.c (setjmp_operand): Delete, unused.
1747 (got_symbolic_operand): Remove unreachable code.
1748 * config/ia64/ia64.h (PREDICATE_CODES): Remove entry for
1749 setjmp_operand; add entry for tls_symbolic_operand.
1750 * config/ia64/ia64-protos.h: Remove all prototypes of
1751 predicate functions.
1753 2004-07-29 Mark Mitchell <mark@codesourcery.com>
1755 * c-common.h (lang_post_pch_load): New variable.
1756 * c-pch.c (lang_post_pch_load): Define it.
1757 (c_common_read_pch): Use it.
1758 * cgraphunit.c (record_call_1): Give the front end a chance to
1759 record additional needed entities when a variable is marked as
1761 * tlink.c (recompile_files): Robustify.
1762 (scan_linker_output): If a symbol is assigned to a file,
1763 but after recompilation is not present there, issue an error
1766 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1768 * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
1769 Take orig_loop argument and pass it to set_level.
1770 (schedule_sm): Pass the correct orig_loop to force_move_till.
1772 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1774 * cfgloop.c (update_latch_info): Update dominator of the new block.
1775 (canonicalize_loop_headers, flow_loops_find): Do not free dominance
1777 * dominance.c (verify_dominators): Check that the dominance tree is
1779 (recount_dominator): Ignore unreachable blocks.
1780 (iterate_fix_dominators): Cleanup old dominance information before
1783 2004-07-29 Diego Novillo <dnovillo@redhat.com>
1785 * tree-ssa-operands.c (get_expr_operands): Revert changes
1786 to ADDR_EXPR processing introduced by:
1787 2004-06-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1788 * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
1790 2004-07-29 Joseph S. Myers <jsm@polyomino.org.uk>
1792 * doc/implement-c.texi: Add C90 subclause references. Point to
1793 preprocessor documentation instead of duplicating it. Add points
1794 only present in C90. Fill in documentation for all points.
1796 2004-07-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1798 * pa.c (output_movb): Correct typo.
1800 2004-07-29 Pat Haugen <pthaugen@us.ibm.com>
1802 * ra.h (single_reg_in_regclass): Declare.
1803 * ra.c (single_reg_in_regclass): Define.
1804 (first_hard_reg): New.
1805 (init_ra): Initialize single_reg_in_regclass.
1806 * ra-colorize.c (ok_class): New.
1807 (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
1809 2004-07-29 Nathan Sidwell <nathan@codesourcery.com>
1811 * gcov-io.h: Allow zero tag as EOF indicator.
1812 (gcov_is_eof): Remove.
1813 (gcov_truncate): Remove.
1814 * gcov-io.c (gcov_seek): Always SEEK_SET.
1815 * libgcov.c (gcov_exit): Don't use gcov_truncate. Write explicit
1817 * coverage.c (read_counts_file): Don't use gcov_is_eof.
1818 * gcov-dump.c (dump_file): Likewise.
1819 * gcov.c (read_graph_file, read_count_file): Likewise.
1821 * c-decl.c (complete_array_type): Don't gratuitously copy
1822 maxindex. Check it always has a type.
1824 2004-07-29 Steven Bosscher <stevenb@suse.de>
1826 * rtl.c (currently_expanding_to_rtl): New.
1827 * rtl.h (currently_expanding_to_rtl): Export it.
1828 * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
1830 * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
1832 * config/sh/sh.c: Replace rtx_equal_function_value_matters
1833 with currently_expanding_to_rtl.
1834 * config/sh/sh.md: Likewise.
1835 * config/ia64/ia64.c (got_symbolic_operand): Likewise.
1837 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
1839 Introduce sh2a support.
1840 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
1841 * config.gcc: Build multilibs for sh2a and sh2a-single by
1843 * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
1844 default. Split their tests out of the corresponding SH4
1846 * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
1848 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
1849 * config.gcc: Handle sh2a multilibs and cpu selection.
1850 * config/sh/sh.h: Likewise. Handle sh2a command line flags.
1851 * config/sh/t-mlib-sh2a: New.
1852 * config/sh/t-mlib-sh2a-nofpu: New.
1853 * config/sh/t-mlib-sh2a-single: New.
1854 * config/sh/t-mlib-sh2a-single-only: New.
1855 2004-07-09 Nick Clifton <nickc@redhat.com>
1857 * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
1858 -ml and -m2a are used together.
1859 2004-03-23 DJ Delorie <dj@redhat.com>
1860 * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
1861 when we have a double-sized FPU.
1862 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
1863 * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
1865 * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
1866 -msh2a-single and -msh2a-single-only
1867 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
1868 * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
1870 2004-02-20 DJ Delorie <dj@delorie.com>
1871 * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
1872 2004-02-20 Fred Fish <fnf@redhat.com>,
1873 Corinna Vinschen <vinschen@redhat.com>
1874 * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
1875 (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
1876 2004-02-18 DJ Delorie <dj@redhat.com>
1877 * config/sh/sh.c (broken_move): Add support for movi20.
1878 * config/sh/sh.h: Likewise.
1879 (SHIFT_COUNT_TRUNCATED): Set for sh2a.
1880 * config/sh/sh.md (udivsi3_sh2a): New.
1885 (ashlsi3_sh2a): New.
1886 (ashrsi3_sh2a): New.
1887 (lshrsi3_sh2a): New.
1888 (movsi_i): Disable for sh2a.
1889 (movsi_ie): Add movi20.
1890 (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
1891 sh2a, for -m2a-nofpu mode.
1892 2004-02-13 DJ Delorie <dj@redhat.com>
1893 * config/sh/lib1funcs.asm: Handle double vs single better.
1894 * config/sh/sh.h: Likewise.
1895 2004-02-09 DJ Delorie <dj@redhat.com>
1896 * config/sh/crt1.asm: Add support for sh2a.
1897 * config/sh/elf.h: Likewise.
1898 * config/sh/lib1funcs.asm: Likewise.
1899 * config/sh/sh.c: Likewise.
1900 * config/sh/sh.md: Likewise.
1901 * config/sh/sh.h: Likewise.
1902 * config/sh/t-sh: Likewise.
1904 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
1906 * config/frv/frv.md (movqi_internal, movhi_internal,
1907 movsi_internal): Add backup alternatives for memory inputs.
1909 2004-07-28 Matt Austern <austern@apple.com>
1911 * config/darwin.c (darwin_one_byte_bool): New global variable.
1912 * config/darwin.h (darwin_one_byte_bool): Declare.
1913 (SUBTARGET_OPTIONS): Define macro. (for -mone-byte-bool flag.)
1914 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
1915 value of darwin_one_byte_bool.
1916 * doc/invoke.texi: Document -mone-byte-bool flag.
1918 2004-07-28 Eric Christopher <echristo@redhat.com>
1920 * c-common.c (c_common_unsafe_for_reeval): Delete.
1921 * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
1922 * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
1923 * calls.c (fix_unsafe_tree): Delete.
1924 (expand_call): Delete code which used above.
1925 * dojump.c (do_jump): Delete UNSAVE_EXPR case.
1926 * expr.c (expand_expr_real_1): Ditto.
1927 * fold-const.c (non_lvalue): Ditto.
1928 * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
1929 (lhd_unsafe_for_reeval): Ditto.
1930 * langhooks.c (lhd_unsafe_for_reeval): Ditto.
1931 * langhooks.h (unsafe_for_reeval): Ditto.
1932 (unsave_expr_now): Adjust comment.
1933 * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
1934 (estimate_num_insns_1): Ditto.
1935 * tree-pretty-print.c (dump_generic_node): Ditto.
1936 * tree.c (expr_align): Ditto.
1937 (unsave_expr): Delete.
1938 (unsafe_for_reeval): Ditto.
1939 * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
1940 * tree.def (UNSAVE_EXPR): Delete.
1941 * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
1943 2004-07-28 Zack Weinberg <zack@codesourcery.com>
1945 * tree.h (enum tls_model): Move ...
1946 * coretypes.h: ... here.
1948 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
1950 * config/frv/frv.h (EPILOGUE_USES): New. Use LR.
1952 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
1954 * cse.c (validate_canon_reg): New function, split out from...
1955 (canon_reg): ...here. Use validate_canon_reg for both 'e' and 'E'.
1957 2004-07-28 Diego Novillo <dnovillo@redhat.com>
1959 * tree-ssa-alias.c (maybe_create_global_var): Don't just
1960 return if .GLOBAL_VAR has been created.
1962 2004-07-28 Diego Novillo <dnovillo@redhat.com>
1964 * tree-ssa.c (verify_flow_insensitive_alias_info): Process
1965 every variable that may have aliases, not just tags.
1967 2004-07-28 Aldy Hernandez <aldyh@redhat.com>
1969 * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
1970 move_from_CR_eq_bit.
1971 Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
1974 * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
1977 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
1978 output_e500_flip_eq_bit.
1980 * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
1981 output_e500_flip_eq_bit.
1982 (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
1983 output_e500_flip_eq_bit.
1984 Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
1985 (print_operand): case D. Get to EQ bit.
1987 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
1989 * gcov.c (function_summary): Add missing \n.
1991 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
1993 Introduce sh4a support.
1994 * config.gcc: Handle sh4a multilibs and cpu selection.
1995 * config/sh/sh.h: Likewise. Handle sh4a command line flags.
1996 * config/sh/t-mlib-sh4a: New.
1997 * config/sh/t-mlib-sh4al: New.
1998 * config/sh/t-mlib-sh4a-nofpu: New.
1999 * config/sh/t-mlib-sh4a-single: New.
2000 * config/sh/t-mlib-sh4a-single-only: New.
2001 2004-02-20 DJ Delorie <dj@redhat.com>
2002 * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
2003 * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
2004 2003-08-22 Eric Christopher <echristo@redhat.com>
2005 * config/sh/sh4a.md: Update for chip errata.
2006 2003-08-07 Eric Christopher <echristo@redhat.com>
2007 * config/sh/sh4a.md: New file. sh4a processor description.
2008 2003-07-08 Alexandre Oliva <aoliva@redhat.com>
2009 * config/sh/sh.h (TARGET_SWITCHES): Added 4al. Adjust description
2011 (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
2012 * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
2013 * doc/invoke.texi (SH Options): Document -m4al.
2014 2003-07-03 Alexandre Oliva <aoliva@redhat.com>
2015 * config/sh/sh.c (expand_block_move): Remove commented-out code
2016 checked in by mistake.
2017 (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
2018 single elements from SFmode vectors.
2019 * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
2021 (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
2022 2003-07-01 Alexandre Oliva <aoliva@redhat.com>
2023 * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
2024 sh_fsca_int2sf): Remove variable declarations.
2025 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
2026 sh_fsca_int2sf): New functions.
2027 (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
2028 sh_fsca_int2sf_rtx): New static variables.
2029 * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
2030 sh_fsca_int2sf): Declare.
2031 * config/sh/sh.md: Adjust.
2032 * doc/invoke.texi (SH Options): Document new options.
2033 * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
2034 compatibility from SH4 code.
2035 2003-06-27 Alexandre Oliva <aoliva@redhat.com>
2036 * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
2038 (memory_movsrc_operand): Renamed to...
2039 (unaligned_load_operand): ... this. Simplified.
2040 * config/sh/sh.h (PREDICATE_CODES): Adjust.
2041 * config/sh/sh.md (movua, extv, extzv): Likewise. Change movua's
2042 input operand to SImode, and adjust the others. Introduce
2043 post-increment by peephole.
2044 * config/sh/sh.c (expand_block_move): Give the target address the
2045 same mode as the temp reg.
2046 * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
2048 2003-06-26 Alexandre Oliva <aoliva@redhat.com>
2049 Introduce support for SH4a.
2050 * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
2051 __SH4A__. Emit 4 4kb blocks and touch all of them otherwise.
2052 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
2053 sh_fsca_int2sf): New.
2054 (sh_init_builtins): Initialize them.
2055 (print_operand): Support `d'.
2056 (expand_block_move): Use movua if src is misaligned.
2057 (memory_movsrc_operand): New.
2058 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
2059 and one of the SH4 macros.
2060 (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
2061 SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
2062 SELECT_SH4A_SINGLE): New.
2063 (TARGET_NONE): Add SH4A_BIT.
2064 (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
2065 (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
2066 (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
2067 (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
2068 (enum processor_type): Added PROCESSOR_SH4A.
2069 (PREDICATE_CODES): Add memory_movsrc_operand.
2070 * config/sh/sh.md: Removed unused variables.
2071 (attr cpu): Add sh4a.
2072 (attr type): Add movua, fsrra and fsca.
2073 (prefetch): New, for SH4.
2074 (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
2075 (toggle_sz): Set type to fp.
2076 (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
2077 (movua, extv, extzv): New.
2078 * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
2081 2004-07-28 Diego Novillo <dnovillo@redhat.com>
2083 * tree-optimize.c (init_tree_optimization_passes): Schedule
2084 pass_may_alias right after the program is renamed into SSA.
2085 * tree-pass.h (PROP_alias): Define.
2086 * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
2087 * tree-sra.c (pass_sra): Likewise.
2088 * tree-ssa-ccp.c (pass_ccp): Likewise.
2089 * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
2090 * tree-ssa-dce.c (pass_dce): Likewise.
2091 * tree-ssa-dom.c (pass_dominator): Likewise.
2092 * tree-ssa-dse.c (pass_dse): Likewise.
2093 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
2094 * tree-ssa-loop-ch.c (pass_ch): Likewise.
2095 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
2096 * tree-ssa-pre.c (pass_pre): Likewise.
2097 * tree-tailcall.c (pass_tail_recursion): Likewise.
2098 * tree-ssa.c (pass_redundant_phi): Likewise.
2099 * tree-ssa-alias.c (aliases_computed_p): Remove.
2101 (init_alias_info): Do not mark all type tags for renaming
2103 Clear may_aliases from every symbol.
2104 (setup_pointers_and_addressables): If a pointer has not been
2105 dereferenced and it had a type tag, clear it and mark the old
2108 2004-07-28 Diego Novillo <dnovillo@redhat.com>
2110 PR tree-optimization/16705
2111 * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
2114 2004-07-27 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2116 * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
2119 * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
2120 don't make another one.
2122 PR optimization/15077
2123 * function.h (struct function): Add field saved_static_chain_decl.
2124 Fix comment for static_chain_decl.
2125 * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
2126 * tree-inline.h (save_body): Add new arg.
2127 * tree-optimize.c (tree_rest_of_compilation): Handle saving
2130 2004-07-27 Richard Henderson <rth@redhat.com>
2132 * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
2133 (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
2134 is_gimple_addressable.
2135 * tree-gimple.c (is_gimple_addressable): Rename from
2136 is_gimple_addr_expr_arg; accept INDIRECT_REF.
2137 (is_gimple_lvalue): Don't test INDIRECT_REF directly.
2138 * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
2139 rename to is_gimple_addressable.
2141 2004-07-28 Alan Modra <amodra@bigpond.net.au>
2143 * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
2145 2004-07-27 Richard Henderson <rth@redhat.com>
2147 * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
2150 2004-07-27 Zack Weinberg <zack@codesourcery.com>
2152 * libgcc2.c: Change all conditionals testing
2153 LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
2154 * libgcc2.h: Likewise.
2155 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
2156 TYPE_PRECISION of float80_type to 80.
2157 * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
2158 of fpreg_type and float80_type to 80.
2159 * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
2160 * config/m68k/netbsd-elf.h:
2161 Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
2162 to evaluate to 80 whenever they would formerly have evaluated to 96.
2163 * config/i386/sco5.h: Remove unnecessary redefinition of
2164 LONG_DOUBLE_TYPE_SIZE.
2165 * doc/rtl.texi: Clarify uses of XFmode and TFmode.
2166 * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
2167 XFmode, with a bitsize of 80. Update commentary.
2168 * config/ia64/ia64-modes.def: Likewise.
2169 * config/m68k/m68k-modes.def: Likewise.
2171 2004-07-27 Steven Bosscher <stevenb@suse.de>
2173 * cfgexpand.c (tree_expand_cfg): Fix comment.
2175 * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
2176 * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
2178 (prepare_function_start): Don't set rtx_equal_function_value_matters.
2179 * integrate.c (copy_rtx_and_substitute): Don't test for it.
2180 * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
2181 Don't set rtx_equal_function_value_matters. Don't register RTL hooks
2182 here again. Update leading comment.
2183 * rtl.c (rtx_equal_function_value_matters): Remove.
2184 (rtx_equal_p): Don't test for it.
2185 * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
2188 * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
2189 * rtl.c (note_insn_name): Likewise.
2190 * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
2191 * final.c (final_scan_insn): Likewise.
2193 * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
2194 * passes.c (rest_of_handle_eh): Do it here.
2196 * stmt.c (struct nesting): Remove struct nesting block member.
2197 (struct stmt_status): Remove x_block_start_count field.
2198 (current_block_start_count): Remove.
2200 2004-07-27 Brian Booth <bbooth@redhat.com>
2202 * tree-optimize.c (register_one_dump_file): Update condition that uses
2204 (dup_pass_1): Replace with...
2205 (next_pass_1): This.
2206 (NEXT_PASS): Call next_pass_1.
2208 (init_tree_optimization_passes): Remove uses of DUP_PASS.
2209 (execute_one_pass): Update condition that uses
2211 * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
2214 2004-07-27 Nick Clifton <nickc@redhat.com>
2216 * config/m32r/m32r.c: Include integrate.h in order to get the
2217 prototype for get_hard_reg_initial_val().
2219 * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
2220 and tidy up indentation.
2221 (final_presence_set): Use absence_set instead, so that if there is
2222 nothing in the "o" pipe the "s" pipe can be scheduled.
2224 2004-07-27 Diego Novillo <dnovillo@redhat.com>
2226 * tree-ssa-alias.c (create_name_tags): Ignore pointers that
2227 don't have PT_VARS nor PT_MALLOC set.
2228 Clear name tag from pointers that have not been dereferenced.
2229 (set_pt_anything, set_pt_malloc): Forward declare.
2230 * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
2231 not type compatibility when determining if a pointer can be
2234 2004-07-27 Richard Sandiford <rsandifo@redhat.com>
2236 * expr.h (canonicalize_condition, get_condition): Add an int argument.
2237 * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
2238 it to check whether the condition is still valid at the jump insn.
2239 * ifcvt.c (noce_get_condition): Likewise.
2240 (noce_get_alt_condition): Update call to canonicalize_condition.
2241 * loop-iv.c (simplify_using_initial_values): Update call to
2242 get_condition. Remove FIXME.
2243 (check_simple_exit): Update call to get_condition.
2244 * loop-unswitch.c (may_unswitch_on): Likewise.
2245 * loop.c (check_dbra_loop): Likewise.
2246 (canonicalize_condition, get_condition): Add an argument to say whether
2247 the condition must still be valid at INSN.
2248 (get_condition_for_loop): Update call to get_condition. Require that
2249 the condition be valid at INSN.
2250 * predict.c (estimate_probability): Update call to get_condition.
2251 Remove unused earliest parameter.
2252 (expected_value_to_br_prob): Update call to canonicalize_condition.
2254 2004-07-26 Eric Christopher <echristo@redhat.com>
2256 * tree-dfa.c (add_referenced_var): Register initializers of global
2259 2004-07-26 Paolo Bonzini <bonzini@gnu.org>
2261 * config/i386/i386.c (function_arg): Always treat 8-
2262 and 16-byte wide vectors the same, even if MMX/SSE
2264 (contains_128bit_aligned_vector_p): Add comment.
2266 2004-07-26 J"orn Rennecke <joern.rennecke@superh.com>
2268 * ra.h (enum node_type): Rename to:
2269 (enum ra_node_type).
2270 * ra-colorize.c: Likewise.
2272 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
2274 * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
2275 after simplifying the jump.
2277 2004-06-26 Richard Henderson <rth@redhat.com>
2279 * calls.c (combine_pending_stack_adjustment_and_call): Make
2280 preferred_unit_stack_boundary argument unsigned. Make
2281 unadjusted_alignment unsigned.
2282 (expand_call): Make preferred_stack_boundary and
2283 preferred_unit_stack_boundary variables unsigned.
2284 * function.c (assign_stack_local_1): Make alignment unsigned.
2285 * function.h (struct function): Make stack_alignment_needed,
2286 preferred_stack_boundary unsigned.
2287 * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
2288 (ix86_compute_frame_layout): Make stack_alignment_needed,
2289 preferred_alignment variables unsigned.
2290 * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
2292 2004-07-26 Tom Tromey <tromey@redhat.com>
2294 * tree.h: Fix typo in comment.
2296 2004-07-26 Daniel Jacobowitz <dan@debian.org>
2299 * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
2300 (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
2301 (ggc_free): Remove incorrect freeing.
2302 (sweep_pages): Advance PP for large pages. Fix indentation.
2304 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
2306 PR rtl-optimization/16643
2307 * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
2308 * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
2309 * basic-block.h (reorder_basic_blocks): Add a flags parameter.
2310 * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
2311 (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
2312 * function.c (thread_prologue_and_epilogue_insns): Likewise.
2313 * rtl.h (tracer): Add a flags parameter.
2314 * tracer.c (tracer): Pass it to cfg_layout_initialise.
2315 * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
2316 (rest_of_handle_reorder_blocks): Update calls to tracer and
2317 reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
2318 (rest_of_handle_tracer): Pass 0 to tracer.
2319 (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
2321 2004-07-25 David Edelsohn <edelsohn@gnu.org>
2324 * config/rs6000/rs6000.md (movdi_internal64): Further disparage
2327 2004-07-24 Nathan Sidwell <nathan@codesourcery.com>
2329 * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
2330 (BINFO_BASE_ACCESS): Adjust.
2331 (BINFO_BASE_ACCESS_APPEND): New.
2332 (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
2333 * dbxout.c (dbxout_type): Adjust binfo access accessing.
2334 * dwarf2out.c (gen_member_die): Likewise.
2335 * tree-dump.c (deque_and_dump): Likewise.
2337 2004-07-26 Falk Hueffner <falk@debian.org>
2339 * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
2342 2004-07-25 Roger Sayle <roger@eyesopen.com>
2344 * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
2345 value off of the stack if TARGET_USE_FFREEP.
2347 2004-07-26 Bernardo Innocenti <bernie@develer.com>
2349 * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
2350 * gengtype-yacc.y: Likewise. Replace free() with XDELETE ().
2351 * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
2352 check on invocation of XRESIZEVEC ().
2354 2004-07-26 Bernardo Innocenti <bernie@develer.com>
2356 * c-common.c (disable_builtin_function): Rename variable n to
2357 new_disabled_builtin.
2358 * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
2359 Rename local variable old to old_decl.
2360 * gensupport.c (shift_output_template): Rename parameter old to src.
2361 * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
2362 old_rtx and newx to new_rtx.
2364 2004-07-26 Bernardo Innocenti <bernie@develer.com>
2366 * Makefile.in (C_PRAGMA_H): New variable to track dependencies
2368 * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
2370 * c-lex.c: Likewise.
2372 2004-07-25 Roger Sayle <roger@eyesopen.com>
2374 * fold-const.c (constant_boolean_node): Make extern.
2375 (make_range): Wrap long lines.
2376 (fold_cond_expr_with_comparison): Remove unnecessary call to
2377 pedantic_non_lvalue. Add missing calls to fold_convert.
2378 (fold_truthop): Add missing calls to fold_convert.
2380 * tree.h (constant_boolean_node): Add prototype here.
2381 * builtins.c (expand_builtin_strncmp): Add missing calls to
2383 * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
2384 Call fold_convert and constant_boolean_node to correct types.
2385 * tree-ssa-forwprop.c (substitute_single_use_vars): Add
2386 missing call to fold_convert to correct types.
2388 2004-07-26 Niall Douglas <s_fsfeurope2@nedprod.com>
2389 Brian Ryner <bryner@brianryner.com>
2393 * c-common.c (c_common_attribute_table): Allow
2394 handle_visibility_attribute to be called for types.
2395 (handle_visibility_attribute) When given a type, set the visibility
2396 bits on the TYPE_NAME. When given a decl, don't set no_add_attrs
2397 so that we can check later whether the attribute was present. Added
2398 warning if attribute applied to non class type.
2399 * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
2400 decls and checking that they are consistent.
2401 * common.opt: Added -fvisibility.
2402 * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
2403 * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
2404 * flags.h, tree.h: Added assorted support defines for overall patch
2405 * opts.c: Added parsing support for -fvisibility.
2406 * tree.c (build_decl): Set visibility for all decls to be whatever
2407 is in force at that time.
2408 * varasm.c (default_binds_local_p_1): Reworked logic determining
2409 when to make a symbol locally bound.
2410 * doc/invoke.texi: Added documentation for -fvisibility and
2411 -fvisibility-inlines-hidden.
2413 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2415 * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
2416 * c-common.c: Add missing casts from void * to other types.
2417 * c-decl.c: Likewise.
2418 * c-format.c: Likewise.
2419 * c-lex.c: Likewise.
2420 * c-pragma.c: Likewise.
2421 * c-typeck.c: Likewise.
2422 * defaults.h: Likewise.
2423 * genconstants.c: Likewise.
2424 * gengtype-lex.l: Likewise.
2425 * genmodes.c: Likewise.
2426 * read-rtl.c: Likewise.
2429 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2431 * bitmap.c: Use type-safe memory allocation macros from libiberty.
2432 * c-common.c: Likewise.
2433 * c-decl.c: Likewise.
2434 * c-lang.c: Likewise.
2435 * c-lex.c: Likewise.
2436 * c-opts.c: Likewise.
2437 * c-parse.in: Likewise.
2438 * c-typeck.c: Likewise.
2439 * genconditions.c: Likewise.
2440 * gengtype-lex.l: Likewise.
2441 * gengtype-yacc.y: Likewise.
2442 * gengtype.c: Likewise.
2443 * genmodes.c: Likewise.
2444 * gensupport.c: Likewise.
2445 * read-rtl.c: Likewise.
2446 * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
2449 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2451 * c-decl.c (groktypename, groktypename_in_param_context): Rename
2452 variable typename to type_name.
2453 * c-lex.c (interpret_float): Likewise.
2455 2004-07-25 Roger Sayle <roger@eyesopen.com>
2457 * convert.c (convert_to_real, convert_to_integer,
2458 convert_to_complex): Replace calls to build with calls to buildN.
2459 * coverage.c (tree_coverage_counter_ref): Likewise.
2460 * dojump.c (do_jump): Likewise.
2461 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
2462 * emit-rtl.c (component_ref_for_mem_expr,
2463 set_mem_attributes_minus_bitpos): Likewise.
2464 * explow.c (update_nonlocal_goto_save_area): Likewise.
2465 * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
2466 expand_mult_add): Likewise.
2467 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
2468 store_constructor, get_inner_reference, expand_expr_real_1,
2469 try_casesi, try_tablejump): Likewise.
2470 * function.c (expand_function_start): Likewise.
2471 * stmt.c (emit_case_bit_tests, expand_end_case_type,
2472 node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
2473 * stor-layout.c (place_union_field, layout_type): Likewise.
2474 * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
2475 * varasm.c (copy_constant): Likewise.
2477 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2479 * c-common.c: Rename all identifiers named `new'.
2480 * c-decl.c: Likewise.
2481 * gensupport.c: Likewise.
2482 * simplify-rtx.c: Likewise.
2483 * c-common.c (disable_builtin_function): Replace a call to xmalloc()
2485 * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
2488 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
2491 * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
2492 declarations until after calling pushdecl.
2493 (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
2494 "extern" and not on whether the declaration is initialized.
2496 2004-07-25 Daniel Jacobowitz <dan@debian.org>
2498 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
2499 (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
2500 * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
2501 "cpplib.h", "c-pragma.h", "c-common.h".
2502 (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
2503 (solaris_register_pragmas): New functions.
2504 * config/sol2-protos.h: New file.
2505 * config/sol2.c: New file.
2506 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
2507 (REGISTER_TARGET_PRAGMAS): New macros.
2508 (solaris_pending_aligns, solaris_pending_inits)
2509 (solaris_pending_finis): New variables.
2510 * config/t-sol2 (sol2-c.o): Update dependencies.
2512 * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
2513 SUBTARGET_INSERT_ATTRIBUTES.
2514 (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
2515 * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
2516 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
2517 * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
2518 * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
2519 * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
2520 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
2521 * config/sparc/sparc.c (sparc_attribute_table): New.
2522 (TARGET_INSERT_ATTRIBUTES): Define in terms of
2523 SUBTARGET_INSERT_ATTRIBUTES.
2524 (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
2526 * doc/extend.texi (Solaris Pragmas): New section.
2528 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2530 * c-common.c: Rename all identifiers named `class' to `cl'.
2531 * c-common.h: Likewise.
2532 * c-parse.in: Likewise.
2533 * c-typeck.c: Likewise.
2534 * genmodes.c: Likewise.
2537 * recog.c: Likewise.
2538 * recog.h: Likewise.
2539 * regrename.c: Likewise.
2541 * c-common.c (builtin_function_2): Change type of 5th parameter from
2542 int to enum built_in_function. Change type of 8th parameter from int
2544 * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
2546 * c-typeck.c (convert_arguments): Change type of formal_prec from
2547 int to unsigned int.
2548 * genmodes.c (blank_mode): Make a few negative constants unsigned.
2549 (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
2550 emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
2551 emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
2552 emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
2553 iterator to for_all_modes () instead of an enum because enums can't
2554 be incremented in C++.
2557 2004-07-25 Daniel Jacobowitz <dan@debian.org>
2559 * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
2562 2004-07-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2564 * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
2565 Handle ARRAY_RANGE_REF like ARRAY_REF.
2567 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
2569 * c-typeck.c (digest_init): Don't allow arrays of signed or
2570 unsigned variants of wchar_t to be initialized by wide string
2571 constants. Do allow arrays of enumerated types compatible with
2572 wchar_t to be initialized by wide string constants. Refine tests
2573 distinguishing wide and narrow strings and arrays. Give specific
2574 error for arrays of other integer types initialized by string
2576 (output_init_element, process_init_element): Check for
2577 INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
2578 initializing with string constants.
2580 2004-07-25 Richard Henderson <rth@redhat.com>
2582 * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
2584 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
2585 * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
2586 DECL_IGNORED_P to new decl.
2588 2004-07-24 Zack Weinberg <zack@codesourcery.com>
2590 * config/ia64/ia64.c (general_xfmode_operand)
2591 (destination_xfmode_operand): Delete.
2592 * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
2593 * config/ia64/ia64.md (*movxf_internal): Use general_operand
2594 and destination_operand.
2596 2004-07-24 Alexander Kabaev <kan@freebsd.org>
2598 * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
2599 (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
2601 2004-07-24 Alexander Kabaev <kan@freebsd.org>
2602 Zack Weinberg <zack@codesourcery.com
2605 * c-decl.c (diagnose_mismatched_decls): Don't issue a
2606 redundant-declaration warning the first time a builtin is
2607 declared explicitly.
2609 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2611 * tree.h (staticp): Change return type to bool.
2613 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2615 * c-common.c (c_staticp): Last episode of the staticp saga.
2617 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2619 * c-common.h (c_staticp): Change return type from int to bool.
2620 * tree.c (staticp): Likewise.
2621 * langhooks.h (staticp): Likewise.
2623 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2625 * langhooks-def.h (lhd_staticp): Change return type from int to
2626 bool in prototype to match definition.
2628 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2630 * system.h (bool, true, false): Don't redefine as preprocessor macros
2633 2004-07-24 Roger Sayle <roger@eyesopen.com>
2635 * expmed.c (init_expmed): A signed modulus by a power of two is
2636 considered cheap if its less than or equal to four instructions.
2638 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2640 * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
2641 GGC_CNEWVAR): New macros.
2643 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2645 * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
2647 * c-decl.c: Likewise.
2648 * c-format.c: Likewise.
2649 * c-lex.c: Likewise.
2650 * c-opts.c: Likewise.
2651 * c-pragma.c: Likewise.
2652 * c-typeck.c: Likewise.
2653 * gencheck.c: Likewise.
2654 * genconditions.c: Likewise.
2655 * genconfig.c: Likewise.
2656 * genflags.c: Likewise.
2657 * gengtype.c: Likewise.
2658 * gensupport.c: Likewise.
2659 * ggc-none.c: Likewise.
2660 * langhooks.c: Likewise.
2661 * statistics.h: Likewise.
2662 * stub-objc.c: Likewise.
2663 * java/decl.c: Likewise.
2665 2004-07-24 Roman Zippel <zippel@linux-m68k.org>
2667 * config/m68k/m68k.c (output_scc_di): Fix coding style.
2668 (symbolic_operand): Fix prototype.
2669 * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
2670 * config/m68k/m68k.md: Add constants for registers a0 and sp and
2671 use them, change from the "{...}" syntax to the simpler {...}
2673 (*cfv4_extendqisi2): Fix destination predicate.
2674 * config/m68k/m68k-protos.h: Remove various declarations also
2675 generated via PREDICATE_CODES.
2677 2004-07-23 Mike Stump <mrs@apple.com>
2679 * c-typeck.c (convert_for_assignment): Tightened up pointer
2680 converstions that differ in signedness.
2682 2004-07-23 Zack Weinberg <zack@codesourcery.com>
2684 * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
2686 2004-07-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2688 * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
2689 * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
2691 * gimplify.c (gimplify_compound_lval): Check for no handled
2692 operations, rather than checking for explicit list of nodes.
2693 (is_gimple_addr_expr_arg_or_indirect): New function.
2694 (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
2695 redundant setting of TREE_INVARIANT.
2696 (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
2697 * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
2699 2004-07-23 Diego Novillo <dnovillo@redhat.com>
2701 PR tree-optimization/16688
2702 PR tree-optimization/16689
2703 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
2704 unnecessary initialization of 'tag'.
2705 (get_tmt_for): Check that the new type tag has the same alias
2706 set as the pointed-to type.
2707 (group_aliases): Only regular variables need to be removed
2708 from the alias set of a name tag.
2709 * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
2710 propagation if the two types are not compatible.
2711 (merge_alias_info): Rename from replace_ssa_names_ann.
2713 (replace_exp_1): If both arguments are SSA_NAMEs, check that
2714 the propagation can be done.
2715 Only call merge_alias_info on pointers.
2716 (propagate_value): Likewise.
2717 * tree-ssa-copyrename.c: Include langhooks.h.
2718 (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
2720 Do not coalesce variables with incompatible types.
2721 (rename_ssa_copies): Call replace_ssa_name_symbol.
2722 * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
2723 the same type as the underlying _DECL.
2724 * tree-ssanames.c (replace_ssa_name_symbol): New function.
2725 * tree.h (replace_ssa_name_symbol): Declare.
2727 2004-07-23 Richard Henderson <rth@redhat.com>
2730 * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
2731 unshare it properly.
2732 (gimplify_modify_expr_rhs): Push assignment from a conditional into
2733 the conditional for all non-register types.
2735 2004-07-23 Richard Henderson <rth@redhat.com>
2737 * expr.c (expand_expr_real_1): Don't handle non-local variables.
2738 * expr.h (fix_lexical_addr): Remove.
2739 * function.c (NEED_SEPARATE_AP): Remove.
2740 (fix_lexical_addr): Remove.
2741 * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
2742 not null decl_function_context.
2743 (create_alias_vars): Likewise.
2744 * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
2745 (simple_goto_p): Likewise.
2746 * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
2747 * tree-ssa-ccp.c (get_default_value): Likewise.
2748 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
2749 * tree.c (needs_to_live_in_memory): Likewise.
2750 * tree-flow-inline.h (may_be_aliased): Move...
2751 * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
2752 when TREE_STATIC variables may be addressable.
2754 2004-07-24 Jakub Jelinek <jakub@redhat.com>
2756 * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
2758 2004-07-23 Zack Weinberg <zack@codesourcery.com>
2760 * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
2761 bitmap contents if GENERATOR_FILE is defined.
2762 * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
2763 ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
2765 2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
2767 * c-decl.c (start_function): Form composite type of function types
2768 rather than copying type from previous prototype declaration.
2770 2004-07-23 Janis Johnson <janis187@us.ibm.com>
2772 * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
2773 the const qualifier for the second argument in the C++ functions.
2775 * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
2776 specific pointer types.
2778 * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
2779 vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
2780 for vector bool and/or vector pixel, add C++ and C missing support.
2781 (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
2782 vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
2783 vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
2784 vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
2785 vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
2786 missing C++ and C support for vector bool and/or vector pixel.
2787 (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
2788 vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
2789 vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
2790 vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
2791 vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
2792 C++ and C types used for vector bool and/or vector pixel.
2793 (vec_st, vec_stl): Add C++ support for vector pixel.
2794 (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
2795 (vec_all_ne): Add C++ support for vector pixel.
2797 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
2798 (vec_vmulesb): Add missing C++ function.
2799 (vec_perm): Fix type of third argument in C++ function.
2800 (vec_vsum4shs): Fix C++ function name.
2801 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
2802 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
2803 argument passed to the error handler in C macro.
2804 (vec_nmsub): Remove extra parens around argument names in C macro.
2805 (vec_packpx): Add missing parens in C macro.
2807 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
2809 * machmode.def: Remove vector modes.
2810 * config/alpha/alpha-modes.def: Add supported vector modes.
2811 * config/arm/arm-modes.def: Likewise.
2812 * config/frv/frv-modes.def: Likewise.
2813 * config/i386/i386-modes.def: Likewise.
2814 * config/rs6000/rs6000-modes.def: Likewise.
2815 * config/sh/sh-modes.def: Likewise.
2817 2004-07-23 Matthias Klose <doko@debian.org>
2819 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
2820 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
2821 * config.h: Regenerate.
2822 * configure: Likewise.
2824 2004-07-22 Mark Mitchell <mark@codesourcery.com>
2826 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
2827 generated SYMBOL_REFs for labels.
2828 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
2830 (machopic_stub_name): Remove.
2831 (machopic_indirection_name): New function.
2832 (machopic_mcount_stub_name): Likewise.
2833 (machopic_classify_name): Remove.
2834 (machopic_function_base_sym): New function.
2835 (machpoic_classify_symbol): Likewise.
2836 (machopic_classify_ident): Remove.
2837 (machopic_define_ident): Likewise.
2838 (machopic_define_name): Likewise.
2839 (machopic_name_defined_p): Likewise.
2840 (machopic_ident_defined_p): Likewise.
2841 (darwin_strip_name_encoding): Likewise.
2842 (machopic_define_symbol): New function.
2843 * config/darwin.c (hashtab.h): Include.
2844 (machopic_defined_list): Remove.
2845 (machopic_classify_ident): Likewise.
2846 (machopic_classify_name): Likewise.
2847 (machopic_ident_defined_p): Likewise.
2848 (machopic_define_ident): Likewise.
2849 (machopic_define_name): Likewise.
2850 (machopic_symbol_defined_p): New function.
2851 (machopic_classify_symbol): Likewise.
2852 (machopic_data_defined_p): Use machopic_classify_symbol.
2853 (machopic_define_symbol): New function.
2854 (machopic_function_base_sym): New function.
2855 (machopic_non_lazy_pointers): Remove.
2856 (machopic_non_lazy_ptr_name): Likewise.
2857 (machopic_stubs): Likewise.
2858 (machopic_stub_name): Likewise.
2859 (NON_LAZY_POINTER_SUFFIX): New macro.
2860 (STUB_SUFFIX): Likewise.
2861 (machopic_indirection): New structure.
2862 (machopic_indirections): New variable.
2863 (machopic_indirection_hash): New function.
2864 (machopic_indirection_eq): Likewise.
2865 (machopic_indirection_name): Likewise.
2866 (machopic_mcount_stub_name): New function.
2867 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
2869 (machopic_indirect_data_reference): Rework to use new functions.
2870 (machopic_indirect_call_target): Likewise.
2871 (machopic_legitimize_pic_address): Likewise.
2872 (machopic_output_indirection): New function.
2873 (machopic_finish): Use it.
2874 (machopic_operand_p): Rework to use new functions.
2875 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
2876 (darwin_strip_name_encoding): Remove.
2877 (update_non_lazy_ptrs): Remove.
2878 (update_stubs): Likewise.
2879 (darwin_non_lazy_pcrel): Use new functions.
2880 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
2881 (ASM_OUTPUT_LABELREF): Likewise.
2882 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2883 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
2884 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
2885 (TARGET_STRIP_NAME_ENCODING): Do not use
2886 darwin_strip_name_encoding.
2887 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
2888 darwin_strip_name_encoding.
2889 * config/i386/darwin.h (FUNCTION_PROFILER): Use
2890 machopic_mcount_stub_name.
2891 * config/i386/i386.c (x86_output_mi_thunk): Use
2892 machopic_indirection_name, not machopic_stub_name.
2893 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
2894 machopic_function_base_sym.
2895 (print_operand): Use machopic_classify_symbol.
2896 (rs6000_emit_prologue): Use machopic_function_base_sym.
2897 (output_profile_hook): Do not use machopic_stub_name.
2898 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
2900 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
2903 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
2906 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
2908 * doc/implement-c.texi: New file.
2909 * doc/extend.texi (C Implementation): Move to there.
2910 * doc/gcc.texi: Include implement-c.texi.
2911 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
2913 2004-07-22 Jason Merrill <jason@redhat.com>
2915 * integrate.c (copy_decl_for_inlining): Remove invisible reference
2917 * tree-inline.c (setup_one_parameter): Likewise.
2919 2004-07-22 Brian Booth <bbooth@redhat.com>
2921 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
2922 (substitute_and_fold): Propigate into VUSE operands when possible.
2923 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
2924 (cp_lattice_meet): Handle merging of latticevalues when
2925 UNKNOWN_VAL is present.
2926 (visit_stmt): Visit assignments with V_MUST_DEFs.
2927 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
2928 (ccp_fold): Deal with RHS' that are constant and virtual.
2929 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
2930 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
2931 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
2932 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
2933 computing immediate uses.
2934 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
2936 (replace_vuse_in): New function.
2937 (likely_value): Add check of vuse operands.
2938 (get_default_value): Set the default value of virtually defined
2939 variables to UKNOWN_VAL instead of VARYING.
2941 2004-07-22 Richard Henderson <rth@redhat.com>
2943 * expr.c (emit_push_insn): Don't use set_mem_attributes.
2945 2004-07-22 Richard Henderson <rth@redhat.com>
2947 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
2948 variables due to conditional compilation.
2950 2004-07-22 Diego Novillo <dnovillo@redhat.com>
2952 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
2953 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
2954 Release SSA names that have been re-renamed.
2955 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
2957 * tree-ssa-alias.c (init_alias_info): If aliases have been
2958 computed before, clear existing alias information.
2959 (create_name_tags): Do no fixup PT_ANYTHING pointers.
2960 If the new name tag for a pointer is different than the one it
2961 had before, mark the old tag for renaming.
2962 (replace_may_alias): New function.
2963 (group_aliases): Call it.
2964 (setup_pointers_and_addressables): Always call get_tmt_for.
2965 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
2967 (set_pt_anything): New local function.
2968 (set_pt_malloc): New local function.
2969 (merge_pointed_to_info): Don't merge pointed-to variables from
2970 the original pointer if the destination is pointing to an
2972 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
2973 (add_pointed_to_var): Do not add a variable to the points-to
2974 set if the pointer is already pointing to anywhere.
2975 (collect_points_to_info_r): If the defining statement is a PHI
2976 node, only merge pointed-to information if the argument has
2977 already been visited.
2978 (get_tmt_for): Only create a new tag if the pointer didn't
2980 (dump_alias_info): Emit more information.
2981 (dump_points_to_info_for): Likewise.
2982 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
2983 try to get the annotation of an SSA_NAME.
2984 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
2985 alias sets when checking is enabled.
2986 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
2987 (eliminate): Mark basic blocks that will need
2988 EH information cleaned up.
2989 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
2991 Initialize need_eh_cleanup.
2992 (fini_pre): Call tree_purge_all_dead_eh_edges and
2993 cleanup_tree_cfg if needed.
2994 Free need_eh_cleanup.
2995 * tree-ssa.c (verify_ssa_name): New function.
2996 (verify_def): Call it.
2997 Re-arrange to avoid printing too many error messages.
2998 (verify_use): Likewise.
2999 (verify_phi_args): Likewise.
3000 (verify_flow_insensitive_alias_info): New function.
3001 (verify_flow_sensitive_alias_info): New function.
3002 (verify_alias_info): New function.
3003 (verify_ssa): Call verify_alias_info.
3004 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
3006 Re-arrange to avoid printing too many error messages.
3007 * tree-ssanames.c (make_ssa_name): Clear
3008 SSA_NAME_IN_FREE_LIST.
3009 (release_ssa_name): Never release a default definition.
3010 (release_defs): New function.
3011 * tree.h: Declare it.
3012 * tree-ssa-dce.c (remove_dead_stmt): Call it.
3014 2004-07-22 Diego Novillo <dnovillo@redhat.com>
3016 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
3017 If true, do a depth-first search. Do a breadht-first search,
3019 (walk_use_def_chains): Add new argument IS_DFS.
3021 * tree-flow.h (walk_use_def_chains): Update prototype.
3023 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
3025 * config/cris/cris.md: Tweak formatting.
3026 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
3027 (mover2side, moverside, movemside, movei, op3, andu): Replace
3028 live define_peephole:s with define_peephole2 near-equivalents.
3030 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
3032 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
3033 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
3034 "*mov_sidesi_mem" respectively.
3036 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
3038 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
3039 (gimplify_build1): Move from tree-complex.c do_unop.
3040 (gimplify_build2): Move from tree-complex.c do_binop.
3041 (gimplify_build3): New.
3042 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
3043 Adjust throughout to call the functions above.
3044 * tree-flow.h: Declare the functions above.
3045 * tree-nested.c (gimplify_val): Rename to...
3046 (tsi_gimplify_val): ... this.
3048 * Makefile.in (tree_complex.o): Update dependencies.
3049 (stor-layout.o): Depend on regs.h.
3050 * c-common.c (handle_vector_size_attribute): Update for
3051 vector types without corresponding vector modes.
3052 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
3053 a corresponding vector mode is not available.
3054 * print-tree.c (print_node): Print nunits for vector types
3055 * regclass.c (have_regs_of_mode): New.
3056 (init_reg_sets_1): Initialize it and use it instead
3057 of allocatable_regs_of_mode.
3058 * regs.h (have_regs_of_mode): Declare it.
3059 * stor-layout.c (layout_type): Pick a mode for vector types.
3060 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
3061 build_replicated_const, do_unop, do_binop, do_plus_minus,
3062 do_negate, expand_vector_piecewise, expand_vector_parallel,
3063 expand_vector_addition, expand_vector_operations_1,
3064 expand_vector_operations, tree_lower_operations,
3065 pass_lower_vector_ssa, pass_pre_expand): New.
3066 (expand_complex_operations, pass_lower_complex): Remove.
3067 * tree-optimize.c (init_tree_optimization_passes): Adjust
3068 pass ordering for changes in tree-complex.c.
3069 * tree-pass.h: Declare new passes.
3070 * tree.c (finish_vector_type): Remove.
3071 (make_vector_type): New.
3072 (build_vector_type_for_mode, build_vector_type): Rewritten.
3073 * tree.def (VECTOR_TYPE): Document where the number of
3075 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
3076 (make_vector): Remove declaration.
3078 2004-07-21 Richard Henderson <rth@redhat.com>
3080 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
3081 TREE_THIS_VOLATILE, may_aliases, or optimization level.
3082 (remove_useless_vars): Dump debugging info.
3083 (expand_used_vars): Move ...
3084 * cfgexpand.c (expand_used_vars): ... here. Make static.
3085 * tree-flow-inline.h (set_is_used): New.
3086 (set_default_def): Use get_var_ann.
3087 * tree-flow.h: Update decls.
3088 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
3089 (create_ssa_var_map): Use it.
3090 * tree-ssa.c (set_is_used): Remove.
3092 2004-07-22 Ben Elliston <bje@au.ibm.com>
3094 * gdbinit.in: Set a breakpoint on internal_error.
3096 2004-07-21 Richard Henderson <rth@redhat.com>
3098 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
3099 to create a new basic block.
3101 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
3104 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
3105 return type on function definitions. Move other warnings for
3106 qualified return type to -Wreturn-type. Do not condition any such
3107 warnings on -pedantic. Update comments.
3108 (start_function): Only copy function type from previous prototype
3109 declaration if return types are compatible.
3110 * c-typeck.c (function_types_compatible_p): Don't condition
3111 warning for incompatibility of volatile qualifiers on the return
3112 type on -pedantic. Update comment.
3113 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
3115 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
3117 * c-typeck.c (set_init_index): Require designator to be of integer
3120 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
3123 * c-parse.in (init): Change to exprtype.
3124 (primary): Set original_code for STRING to STRING_CST.
3125 Call maybe_warn_string_init for compound literals.
3126 (initdcl, notype_initdcl): Call maybe_warn_string_init.
3128 * c-tree.h (maybe_warn_string_init): New.
3129 (pop_init_level, process_init_element): Use struct c_expr.
3130 (struct c_expr): Update comment.
3131 * c-typeck.c (maybe_warn_string_init): New function.
3132 (digest_init): Call it. Additional parameter strict_string. All
3134 (output_init_element): Likewise.
3135 (struct constructor_stack): Use struct c_expr for
3137 (really_start_incremental_init, push_init_level): Update.
3138 (pop_init_level): Update. Return struct c_expr.
3139 (process_init_level): Update. Take struct c_expr argument.
3141 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
3143 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
3146 2004-07-21 Eric Christopher <echristo@redhat.com>
3148 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
3150 * c-decl.c (pop_scope): Ditto.
3151 * calls.c (expand_call): Remove call to current_nesting_level,
3152 update comment accordingly. Remove calls to expand_start_target_temps
3153 and expand_end_target_temps.
3154 * cfgexpand.c (construct_init_block): Remove call to
3155 expand_start_bindings_and_block.
3156 (construct_exit_block): Remove call to expand_end_bindings.
3157 * expr.c (safe_from_p): Remove BIND_EXPR handling.
3158 (expand_expr_real_1): Ditto. Fix formatting.
3159 (expand_vars): Delete.
3160 * stmt.c (POPSTACK): Remove block_stack.
3161 (stmt_status): Remove x_block_stack.
3162 (block_stack): Delete.
3163 (expand_start_bindings_and_block): Ditto.
3164 (expand_start_target_temps): Ditto.
3165 (expand_end_target_temps): Ditto.
3166 (current_nesting_level): Ditto.
3167 (warn_about_unused_variables): Ditto.
3168 (expand_end_bindings): Ditto.
3169 * tree.h: Remove declarations for above.
3171 2004-07-21 Steven Bosscher <stevenb@suse.de>
3173 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
3174 * rtl.c (note_insn_name): Likewise.
3175 * print-rtl.c (print_rtx): Don't print it.
3176 * cfgrtl.h (can_delete_note_p): Don't handle it.
3177 (rtl_delete_block): Likewise.
3178 * passes.c (rest_of_handle_guess_branch_prob): Remove.
3179 (rest_of_compilation): Don't call it.
3180 * predict.c (process_note_predictions, process_note_prediction,
3181 note_prediction_to_br_prob): Remove.
3182 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
3183 * stmt.c (return_prediction): Remove.
3184 (expand_value_return): Don't call it. Don't add prediction
3185 notes for return statements.
3187 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
3189 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
3192 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
3194 * c-common.c (vector_types_convertible_p): Use vector types'
3195 TYPE_SIZE and TREE_TYPE instead of their mode.
3196 * convert.c (convert_to_integer): Likewise.
3197 (convert_to_vector): Likewise.
3198 * fold-const.c (fold_convert): Likewise.
3199 * varasm.c (output_constant): Likewise.
3200 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
3201 Allow a VECTOR_TYPE initializer to be made of several vectors.
3202 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
3203 of cleared and need_to_clear, and use fold_convert.
3204 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
3207 2004-07-20 Richard Henderson <rth@redhat.com>
3209 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
3210 (expand_gimple_basic_block): out from here. Renamed from expand_block.
3212 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
3214 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
3215 enormous cost if not TARGET_HARD_MUL.
3217 2004-07-20 Andrew Pinski <apinski@apple.com>
3220 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
3223 2004-07-21 Paul brook <paul@codesourcery.com>
3225 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
3227 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3229 * fold-const.c (operand_equal_p): Temporarily support NULL args.
3230 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
3231 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
3233 2004-07-20 Zack Weinberg <zack@codesourcery.com>
3235 * rtl.h (plus_constant): Delete.
3236 (plus_constant_wide): Rename to plus_constant.
3237 (plus_constant_for_output_wide): Delete vestigial prototype.
3238 (GEN_INT): Remove unnecessary cast.
3239 * tree.h (build_int_2, size_int_type): Delete.
3240 (build_int_2_wide): Rename to build_int_2.
3241 (size_int_wide): Rename to size_int_kind.
3242 (size_int_type_wide): Rename to size_int_type.
3243 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
3244 Remove unnecessary cast.
3245 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
3246 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
3247 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
3248 (size_int_type_wide): Rename size_int_type.
3249 (int_const_binop): Use size_int_type.
3250 * c-lex.c (interpret_integer): Use build_int_2.
3251 * final.c (split_double): Remove unnecessary casts.
3252 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
3254 2004-07-20 Richard Henderson <rth@redhat.com>
3256 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
3257 (gimplify_compound_lval): Use is_gimple_tmp_reg.
3258 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
3259 (is_gimple_tmp_reg): New.
3260 * tree-gimple.h (is_gimple_tmp_reg): Declare.
3262 2004-07-20 Richard Henderson <rth@redhat.com>
3264 * tree-pretty-print.c (dump_generic_node): Dump
3265 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
3267 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
3269 * tree-mudflap.c (mf_set_options_fndecl): New tree.
3270 (mudflap_init): Set it.
3271 (mudflap_register_call): Remove __mf_init call.
3272 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
3273 to pass "-ignore-reads" option to libmudflap if needed.
3275 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
3278 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
3279 (MAKE_DECL_ONE_ONLY): Undefine.
3280 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
3281 readonly_data, one_only_data_section, forget_section): New prototypes.
3282 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
3284 (pa_select_section): Add one-only (COMDAT) support.
3285 * pa.h (struct machine_function): Define.
3286 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
3287 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
3288 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
3289 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
3290 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
3291 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
3292 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
3293 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
3294 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
3295 for EXTRA_SECTION_FUNCTIONS.
3296 * doc/install.texi: Update binutils requirements.
3298 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
3300 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
3301 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
3302 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
3304 (struct VEC): Use unsigned for num and alloc.
3305 * vec.c (struct vec_prefix): Likewise.
3306 (vec_o_reserve): Adjust.
3308 * dbxout.c (dbxout_type): Fix printf format.
3310 * tree.h (binfo_member): Remove.
3311 * tree.c (binfo_member): Remove.
3313 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
3315 * tree.h: Include vec.h
3316 (DEF_VEC_P(tree)): New type.
3317 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
3318 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
3319 (BINFO_LANG_SLOT): Remove.
3320 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
3321 (struct tree_binfo): Turn base_binfos into a trailing
3322 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
3323 (binfo_lang_slots): Remove.
3324 * tree.c (binfo_lang_slots): Remove.
3325 (make_tree_binfo_stat): Take a base binfo count, not a
3326 lang slot count. Adjust.
3327 * Makefile.in (TREE_H): Add vec.h
3328 * alias.c (record_component_aliases): Adjust BINFO access.
3329 * dbxout.c (dbxout_type): Likewise.
3330 * dwarf2out.c (gen_member_die): Likewise.
3331 * sdbout.c (sdbout_one_type): Likewise.
3332 * tree-dump.c (deque_and_dump): Likewise.
3333 * config/i386/i386.c (classify_argument,
3334 contains_128bit_aligned_vector_p): Likewise.
3335 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
3336 * doc/c-tree.texi (Classes): Update BINFO documentation.
3338 2004-07-20 Steven Bosscher <stevenb@suse.de>
3340 * c-common.h (check_case_value): Remove prototype.
3341 (c_add_case_label): Adjust prototype.
3342 * c-common.c (check_case_value): Make static.
3343 (check_case_bounds): New function.
3344 (c_add_case_label): Use it. Take new argument orig_type.
3345 * c-typeck.c (struct c_switch): New orig_type field.
3346 (c_start_case): Set it.
3347 (do_case): Pass it to c_add_case_label.
3348 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
3349 cases from here. Add the labels in reverse order.
3350 * stmt.c (struct case_node): Adjust comment. Remove balance field.
3351 (add_case_node): Return nothing, don't check for duplicate cases.
3352 Insert new case nodes in a list, not in an AVL tree.
3353 (expand_end_case_type): Don't turn a case tree into a case list.
3354 (case_tree2list): Remove.
3355 * tree.h (add_case_node): Adjust prototype.
3357 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
3359 * genattr.c (struct range, struct function_unit,
3360 write_units, extend_range, init_range): Remove them.
3361 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
3362 Output "#define INSN_SCHEDULING" here.
3363 * genattrtab.c (struct range, struct function_unit_op,
3364 struct function_unit, struct dimension, enum operator,
3365 operate_exp, expand_units, simplify_knowing,
3366 encode_units_mask, simplify_by_exploding,
3367 find_and_mark_used_attributes, unmark_used_attributes,
3368 add_values_to_cover, increment_current_value,
3369 test_for_current_value, simplify_with_current_value,
3370 simplify_with_current_value_aux, gen_unit,
3371 write_unit_name, write_function_unit_info,
3372 write_complex_function, write_toplevel_expr,
3373 find_single_value, extend_range): Remove.
3374 (write_attr_get): Do not handle common_av->value
3376 (struct attr_desc): Remove func_units_p and blockage_p.
3377 (write_attr_valueq): Do not handle them.
3378 (find_attr): Do not clear them.
3379 (make_internal_attr): Do not initialize them.
3380 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
3381 * sched-vis.c (init_target_units, insn_print_units,
3382 init_block_visualization, print_block_visualization,
3383 visualize_scheduled_insns, visualize_no_unit,
3384 visualize_stall_cycles, visualize_alloc,
3385 visualize_free, target_units, get_visual_tbl_length,
3386 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
3387 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
3388 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
3389 * haifa-sched.c (blockage_range, clear_units,
3390 schedule_unit, actual_hazard, potential_hazard,
3391 insn_unit, unit_last_insn, unit_tick,
3392 actual_hazard_this_instance, potential_hazard,
3393 schedule_unit, max_insn_queue_index_value): Remove.
3394 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
3395 max_insn_queue_index.
3396 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
3397 * doc/md.texi (Processor pipeline description): Remove
3398 references to old pipeline descriptions.
3399 (Automaton pipeline description): Merge with the above.
3400 (Old pipeline description, Comparison of the two descriptions):
3403 * bt-load.c (migrate_btr_def): Remove references to
3404 use_pipeline_interface.
3405 * haifa-sched.c (insn_cost, schedule_insn,
3406 schedule_block, advance_one_cycle, sched_init,
3407 queue_to_ready, sched_finish): Likewise.
3408 * modulo-sched.c (sms_schedule, advance_one_cycle,
3409 ps_has_conflicts): Likewise.
3410 * sched-rgn.c (init_ready): Likewise.
3411 (debug_dependencies): Likewise, and remove an "if (1)".
3412 * target.h (use_dfa_pipeline_interface): Remove.
3413 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3414 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3415 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3416 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3417 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3418 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3419 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3420 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3421 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3422 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3423 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3424 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3425 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3426 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3427 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3428 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3429 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3430 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3431 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3433 2004-07-19 Roger Sayle <roger@eyesopen.com>
3435 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
3437 2004-07-19 Jeff Law <law@redhat.com>
3439 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
3440 (get_eq_expr_value): Use it. Simplify slightly.
3442 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
3444 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
3445 (umulsidi3_32bit_r4000): Likewise.
3447 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
3449 * vec.h: Propagate location information properly.
3450 (VEC_T_iterate): Add result pointer parameter.
3452 (VEC_T_reserve): Use it.
3454 2004-07-19 Daniel Jacobowitz <dan@debian.org>
3456 * Makefile.in (c-format.o): Depend on c-format.h.
3457 * c-format.h: New file.
3458 (struct format_char_info): Add CHAIN member.
3459 * c-format.c: Move some types and constants to c-format.h.
3460 (format_type_error): Set to -1.
3461 (struct function_format_info): Use an int for format_type.
3462 (decode_format_type): Return an int. Return format_type_error
3464 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
3465 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
3466 (scan_char_table, time_char_table, monetary_char_table): Initialize
3468 (n_format_types): New variable.
3469 (check_format_info_main): Handle CHAIN in format_char_info.
3470 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
3471 TARGET_N_FORMAT_TYPES.
3472 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
3473 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
3474 * config/sol2-c.c: New file.
3475 * config/t-sol2: New file.
3476 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
3477 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
3478 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
3480 * doc/extend.texi (Target Format Checks): New section.
3481 (Function Attributes): Mention it.
3482 * doc/invoke.texi: Mention target format checks.
3483 * doc/sourcebuild.texi: Mention target format checks.
3484 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
3485 TARGET_FORMAT_TYPES.
3487 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
3489 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
3491 * config/s390/s390.c (regclass_map initializer): Register 35 added to
3493 (load_multiple_operation, store_multiple_operation): Removed
3494 pointless sanity check.
3495 (s390_decompose_address): Added check for return_address_pointer_rtx.
3496 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
3497 (s390_return_address_offset): New function.
3498 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
3499 (FRAME_REGNO_P): Added check for register 35.
3500 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
3501 REG_ALLOC_ORDER): Appended entry for register 35.
3502 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
3503 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
3504 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
3505 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
3506 is eliminable using stack pointer or hard frame pointer.
3507 (REGISTER_NAMES): Added name for register 35.
3508 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
3509 pointless sanity check.
3511 2004-07-19 Roger Sayle <roger@eyesopen.com>
3513 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
3514 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
3515 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
3516 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
3517 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
3518 (fold_relational_const): Tidy up handling of floating point
3519 comparisons by calling real_compare. Remove tree_expr_nonzero_p
3520 transformation; fold_relational_const assumes constant operands.
3522 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
3524 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
3527 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
3529 * c-tree.h (struct c_expr): Define.
3530 (C_SET_EXP_ORIGINAL_CODE): Remove.
3531 (parser_build_binary_op, build_compound_expr): Update prototypes.
3532 * c-parse.in (%union): Add exprtype.
3533 (FUNC_NAME): Mark as ttype.
3534 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
3536 (expr): Update. Define directly in terms of expr_no_commas
3537 instead of using nonnull_exprlist.
3538 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
3539 offsetof_member_designator, typespec_nonreserved_nonattr, init,
3540 initval, designator, component_declarator,
3541 component_notype_declarator, enumerator, array_declarator,
3542 condition, exexpr, switch_statement, stmt_nocomp, stmt,
3543 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
3544 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
3546 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
3547 * c-common.c (c_common_truthvalue_conversion): Don't check
3548 C_EXP_ORIGINAL_CODE.
3549 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
3550 Don't use C_EXP_ORIGINAL_CODE.
3551 (default_conversion, default_function_array_conversion): Don't use
3552 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
3553 (internal_build_compound_expr): Merge into build_compound_expr.
3554 (build_compound_expr): Take two operands instead of a TREE_LIST.
3555 * objc/objc-act.c (get_super_receiver): Update calls to
3556 build_compound_expr.
3558 2004-07-18 Paolo Bonzini <bonzini@gnu.org>
3560 * config/sh/sh.c (sh_use_dfa_interface): Remove.
3561 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
3563 * config/sh/sh.md: Extract pipeline descriptions
3564 into separate files.
3565 * config/sh/sh1.md: New file, extracted from sh.md.
3566 * config/sh/sh4.md: New file, extracted from sh.md.
3567 * config/sh/shmedia.md: New file, extracted from sh.md
3568 and rewritten using new-style pipeline description.
3570 2004-07-18 Zack Weinberg <zack@codesourcery.com>
3572 * config/pa/pa.md: Delete the two remaining define_peephole
3575 2004-07-18 Steven Bosscher <stevenb@suse.de>
3576 Joseph S. Myers <jsm@polyomino.org.uk>
3578 * c-common.c (c_common_truthvalue_conversion): Don't warn if
3579 TREE_NO_WARNING is set.
3581 2004-07-18 Roger Sayle <roger@eyesopen.com>
3583 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
3584 simplify_builtin_strncmp): Delete.
3585 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
3586 Change argument to accept an arglist instead of an "exp". Assume
3587 that the return type is always integer_type_node. Copy missing
3588 transformations from their now obsolete simplify_builtin_*
3590 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
3591 fold_builtin_strcmp and fold_builtin_strncmp.
3592 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
3593 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
3594 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
3596 2004-07-18 Daniel Jacobowitz <dan@debian.org>
3598 * Makefile.in (tree-alias-common.o): Update dependencies.
3600 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
3602 * cfgloop.c (flow_loop_nested_p): Fix comment.
3604 2004-07-17 Jason Merrill <jason@redhat.com>
3607 * stor-layout.c (relayout_decl): New fn.
3608 * tree.h: Declare it.
3609 (DECL_BY_REFERENCE): New macro.
3611 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
3613 * libgcc2.c (__enable_execute_stack): New symbol.
3614 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
3615 and declare __enable_execute_stack.
3616 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
3617 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
3618 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
3619 ENABLE_EXECUTE_STACK.
3620 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
3621 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
3622 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
3623 ENABLE_EXECUTE_STACK.
3624 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
3625 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
3626 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
3627 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
3628 ENABLE_EXECUTE_STACK.
3629 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
3630 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
3631 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
3632 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
3633 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
3634 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
3635 (sparc64_initialize_trampoline): Likewise.
3636 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
3638 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
3640 * langhooks.h (builtin_function): New langhook.
3641 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
3642 (LANG_HOOKS_INITIALIZER): Update.
3643 * tree.h (builtin_function): Remove.
3644 * doc/tm.texi: Update.
3645 * c-tree.h (builtin_function): Declare.
3646 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
3647 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
3648 config/ia64/ia64.c, config/iq2000/iq2000.c,
3649 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
3650 config/stormy16/stormy16.c: All callers of builtin_function
3653 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
3656 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
3657 Remove white space after the backslash.
3659 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3661 PR rtl-optimization/16294
3662 * resource.c (return_insn_p): New predicate.
3663 (mark_target_live_regs): Use it. Special-case return insns.
3664 (init_resource_info): Use it. Don't scan the epilogue past
3667 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3669 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
3670 destroy dominance information.
3671 * passes.c (rest_of_handle_loop2): Free dominance information.
3672 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
3674 (thread_jumps): Update dominance information and remove unreachable
3676 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
3677 information and remove the unreachable block.
3679 2004-07-17 Graham Stott <graham.stott@btinternet.com>
3681 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
3683 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
3685 * doc/sourcebuild.texi: Remove libf2c entry.
3687 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
3689 * config/i386/i386.md (movv16qi_internal): Fix typo.
3691 2004-07-17 Steven Bosscher <stevenb@suse.de>
3693 * final.c (final_scan_insn): Fix broken commit from previous
3696 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
3698 * c-typeck.c (parser_build_binary_op): Condition warnings for
3699 X<=Y<=Z on -Wparentheses instead of -Wextra.
3700 * doc/invoke.texi: Update. Document that most of -Wparentheses is
3701 supported for C only.
3703 2004-07-17 Steven Bosscher <stevenb@suse.de>
3705 * cfgcleanup.c (try_simplify_condjump): Don't remove line
3706 notes to avoid unreachable code warnings.
3707 * toplev.c (backend_init): Don't emit line notes for
3708 unreachable code warnings.
3710 * combine.c (distribute_notes): Don't distribute a
3711 REG_VTABLE_REF note.
3712 * final.c (final_scan_insn): Don't handle it.
3713 * rtl.c (reg_note_name): Remove it.
3714 * rtl.h (enum reg_node): Dito.
3716 * emit-rtl.c (force_line_numbers, restore_line_number_status):
3718 * rtl.h (force_line_numbers, restore_line_number_status):
3721 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
3722 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
3723 (using_eh_for_cleanups): Also moved here.
3725 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
3726 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
3727 to expand_start_case and add_case_node.
3728 * stmt.c (struct nesting): Cleanup unused fields condition_code,
3729 last_unconditional_cleanup, nominal_type, printname, and
3731 (struct fixup_goto): Remove.
3732 (struct stmt_status): Remove x_goto_fixup_chain field.
3733 (goto_fixup_chain): Remove.
3734 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
3735 pushcase, pushcase_range): Remove.
3736 (expand_start_bindings_and_block): Don't set unused fields in
3738 (expand_start_case, add_case_node): Cleanup unused formal arguments.
3739 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
3740 instead of emit_jump_if_reachable.
3741 (emit_case_nodes): Likewise.
3742 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
3744 (update_eh_label): Work around left-over exception handing regions.
3745 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
3746 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
3747 (pass_cleanup_cfg_post_optimizing): New pass.
3748 (init_tree_optimization_passes): Run the new pass after all
3750 * tree.h (pushcase, pushcase_range): Remove prototypes.
3751 (expand_start_case, add_case_node): Update prototypes.
3753 2004-07-16 Krister Walfridsson <cato@df.lth.se>
3755 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
3757 2004-07-16 Richard Henderson <rth@redhat.com>
3759 * builtins.c (std_expand_builtin_va_arg): Remove.
3760 (expand_builtin_va_arg): Remove.
3761 * expr.h: Don't declare them.
3762 * gimplify.c (mark_decls_volatile_r): Remove.
3763 (copy_if_shared_r): Don't call it.
3764 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
3765 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
3766 * gimple-low.c (lower_stmt): Likewise.
3767 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
3768 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
3769 * tree-ssa-operands.c (get_expr_operands): Likewise.
3770 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
3771 EXPAND_BUILTIN_VA_ARG.
3772 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
3773 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
3774 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
3775 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
3777 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
3779 * tree-ssa-pre.c (insert_aux): Break out if we hit
3782 2004-07-16 Richard Henderson <rth@redhat.com>
3784 * basic-block.h (remove_fake_exit_edges): Declare.
3785 * cfganal.c (remove_fake_predecessors): Rename from
3786 remove_fake_successors; iterate over predecessors.
3787 (remove_fake_exit_edges): New.
3788 * cfgcleanup.c (try_optimize_cfg): Use it.
3789 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
3790 * predict.c (estimate_probability): Likewise.
3791 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
3792 * tree-cfg.c (make_edges): Likewise.
3793 * tree-ssa-pre.c (fini_pre): Likewise.
3794 * profile.c (instrument_edges): Don't remove_fake_edges.
3795 (branch_prob): Do it earlier here.
3797 2004-07-16 Richard Henderson <rth@redhat.com>
3799 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
3800 switchification wrt CONSTRUCTOR. Document the reason.
3802 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
3804 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
3805 that prevented descriptive __mf_check source location strings.
3807 2004-07-16 Richard Henderson <rth@redhat.com>
3809 * tree-def (WITH_SIZE_EXPR): New.
3810 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
3811 * expr.c (expand_expr_real_1): Likewise.
3812 * gimplify.c (maybe_with_size_expr): New.
3813 (gimplify_arg, gimplify_modify_expr): Use it.
3814 (gimplify_modify_expr_to_memcpy): Take size parameter.
3815 (gimplify_modify_expr_to_memset): Likewise.
3816 (gimplify_expr): Handle WITH_SIZE_EXPR.
3817 * tree-alias-common.c (find_func_aliases): Likewise.
3818 * tree-eh.c (tree_could_trap_p): Likewise.
3819 (tree_could_throw_p): Likewise.
3820 * tree-gimple.c (is_gimple_lvalue): Likewise.
3821 (get_call_expr_in): Likewise.
3822 * tree-inline.c (estimate_num_insns_1): Likewise.
3823 (expand_calls_inline): Likewise.
3824 * tree-nested.c (convert_call_expr): Likewise.
3825 * tree-pretty-print.c (dump_generic_node): Likewise.
3826 * tree-sra.c (sra_walk_expr): Likewise.
3827 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
3828 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
3829 * tree-ssa-operands.c (get_expr_operands): Likewise.
3830 * tree-tailcall.c (find_tail_calls): Likewise.
3832 * calls.c (expand_call): Reset old_stack_allocated after
3833 calling emit_stack_restore.
3835 2004-07-16 Richard Henderson <rth@redhat.com>
3837 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
3838 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
3839 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
3840 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
3841 copy_res_decl_for_inlining.
3843 * tree-inline.c (declare_return_variable): New modify_dest argument.
3844 Use it as the return value, when possible or manditory. Handle
3845 TREE_ADDRESSABLE types.
3846 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
3847 replacement of CALL_EXPR.
3849 2004-07-16 Richard Henderson <rth@redhat.com>
3851 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
3852 * gimple-low.c (expand_var_p): Don't check it.
3853 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
3854 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
3855 * tree-ssa-operands.c (add_stmt_operand): Likewise.
3856 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
3857 (find_referenced_vars): Don't call them.
3858 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
3860 2004-07-16 Richard Henderson <rth@redhat.com>
3862 * function.c (pass_by_reference): True for all variable sized types.
3864 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
3866 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
3867 * tree-pretty-print.c: Include tree-chrec.h.
3868 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
3869 and POLYNOMIAL_CHREC nodes.
3871 2004-07-16 Steve Ellcey <sje@cup.hp.com>
3873 * builtins.c (expand_builtin_stpcpy): Do not create temporary
3876 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
3878 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
3880 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
3882 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
3884 * config/s390/s390.c: Likewise.
3885 * config/s390/s390.h: Likewise.
3887 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3889 * config/mips/mips.md (addsi3, adddi3): Remove special handling
3890 of $sp adds. Remove REGNO checks from mips16 patterns.
3892 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3894 * config/mips/mips.md: Delete outdated comment.
3896 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3898 * config/mips/mips.c (get_float_compare_codes): Delete.
3899 (mips_emit_compare): New function, mostly extracted from
3900 get_float_compare_codes and gen_conditional_branch.
3901 (gen_conditional_branch, gen_conditional_move): Use it.
3903 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
3905 * genautomata.c (add_vect): Speedup by using integers as
3906 bit-vectors for walking through the comb_vect and finding
3909 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3911 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
3912 operand is an uns_arith_operand; use subtraction otherwise.
3913 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
3914 not just arith_operands.
3916 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3918 * config/mips/mips-protos.h (gen_int_relational): Delete.
3919 (mips_emit_scc): Declare.
3920 * config/mips/mips.c (internal_test): Delete.
3921 (sle_operand, sleu_operand): New functions.
3922 (map_test_to_internal_test, gen_int_relational): Delete.
3923 (mips_emit_binary, mips_relational_operand_ok_p)
3924 (mips_emit_int_relational, mips_zero_if_equal)
3925 (mips_emit_scc): New functions.
3926 (gen_conditional_branch): Rework to use mips_emit_int_relational.
3927 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
3929 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
3930 (sltu, sleu): Use mips_emit_scc.
3931 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
3932 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
3933 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
3935 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3937 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
3939 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3941 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
3942 (*sne_[sd]i): Likewise sne_[sd]i_zero.
3943 (*sgt_[sd]i): ...and sgt_[sd]i.
3944 (*slt_[sd]i): ...and slt_[sd]i.
3945 (*sgtu_[sd]i): ...and sgtu_[sd]i.
3946 (*sltu_[sd]i): ...and sltu_[sd]i.
3947 (*sleu_[sd]i): ...and sleu_[sd]i_const.
3948 Name previously unnamed mips16 patterns. Formatting fixes.
3950 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3952 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
3953 (branch_type): Delete.
3954 (gen_conditional_branch, gen_conditional_move)
3955 (mips_gen_conditional_trap): Update after name change. Get the
3956 comparison mode from cmp_operands[0].
3957 * config/mips/mips.h (cmp_type, branch_type): Delete.
3958 (cmp_operands): Renamed from branch_cmp.
3959 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
3960 name change. Don't set branch_type.
3961 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
3962 mode class of cmp_operands[0] rather than branch_type. Update after
3965 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3967 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
3968 of 0...255 to 0 when inside a SET.
3970 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3972 * config/mips/mips.md: Remove mips16 define_peepholes.
3974 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
3976 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
3977 (fini_pre): Remove fake edges.
3979 2004-07-15 Richard Henderson <rth@redhat.com>
3981 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
3982 (get_indirect_ref_operands, get_call_expr_operands): ... these.
3984 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
3986 * vec.h (VEC_address): New function.
3988 2004-07-14 Jason Merrill <jason@redhat.com>
3991 * gimplify.c (gimplify_arg): New fn, split out from...
3992 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
3994 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
3996 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
3997 generate code which is generated by pushqi1 now
3998 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
4000 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
4002 * combine.c (simplify_set): match the mode of the constant 0 with
4003 the tested operand to match the compare behaviour and the
4004 simplify_relational_operation() expectation.
4006 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
4008 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
4011 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
4013 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
4015 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
4017 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
4019 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
4020 calls in mips16 code.
4022 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
4024 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
4025 the destination of the li as well as for the neg.
4027 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
4030 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
4031 * cgraph.h: Update declaration.
4032 * c-decl.c (build_cdtor): Update call with default priority.
4033 * coverage.c (create_coverage): Ditto.
4034 * tree-mudflap.c (mf_init_fndecl): New tree.
4035 (mudflap_init): Set it.
4036 (mudflap_register_call): Arrange to call __mf_init before the first
4038 (mudflap_finish_file): Mark the mudflap static initializer as extra
4039 high priority, to beat all C++ static constructors.
4041 2004-07-15 Jeff Law <law@redhat.com>
4043 * loop.c (check_insn_for_givs): Restore check for code labels that was
4044 accidentally deleted by a recent checkin.
4046 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
4048 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
4049 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
4051 2004-07-14 Richard Henderson <rth@redhat.com>
4053 * print-tree.c (print_node): Fix casts last change.
4055 2004-07-15 Paul Brook <paul@codesourcery.com>
4057 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
4058 to TARGET_UNWIND_INFO.
4059 * except.c (output_function_exception_table): Ditto.
4061 * opts.c (decode_options): Ditto.
4062 * passes.c (rest_of_handle_final): Ditto.
4063 * final.c (final_start_function): Ditto.
4064 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
4066 * targhooks.h (default_unwind_emit): Declare.
4067 * targhooks.c (default_unwind_emit): New function.
4068 * target-def.h: Define and use TARGET_UNWIND_EMIT.
4069 * target.h (struct gcc_target): Add unwind_emit.
4070 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
4071 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
4072 Remove IA64_UNWIND_EMIT.
4073 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
4075 2004-07-14 Richard Henderson <rth@redhat.com>
4077 * print-tree.c (print_node): Handle SSA_NAME.
4079 2004-07-14 James E Wilson <wilson@specifixinc.com>
4082 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
4083 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
4085 2004-07-15 Jakub Jelinek <jakub@redhat.com>
4087 * expr.c (expand_assignment): Reenable bitfield += optimizations.
4088 Use alias set 0 for memory, do proper mode calculations and adjust
4089 address for memories.
4091 2004-07-14 Per Bothner <per@bothner.com>
4093 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
4094 structure with extra column field.
4095 * tree.c (expand_location): Also fill in column field.
4096 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
4097 gets confused by the two conditionally-compiled definitions.
4099 2004-07-14 Eric Christopher <echristo@redhat.com>
4101 * calls.c (expand_call): Fix typo in comment.
4103 2004-07-14 Steve Ellcey <sje@cup.hp.com>
4105 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
4106 comparision of TFmode.
4108 2004-07-14 Richard Henderson <rth@redhat.com>
4110 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
4111 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
4112 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
4113 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
4114 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
4115 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
4116 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4117 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
4118 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
4120 2004-07-14 Mike Stump <mrs@apple.com>
4122 * config/darwin.h (WINT_TYPE): Define to be int to match
4123 system header files.
4125 2004-07-14 Bob Wilson <bob.wilson@acm.org>
4127 * config/xtensa/xtensa.c (function_arg_advance): Check for args
4128 that must be passed in the stack.
4129 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
4130 arguments if the size is not a constant.
4132 2004-07-14 Per Bothner <per@bothner.com>
4134 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
4135 instead of EXPR_LOCUS in a boolean context, which is always true
4136 if --enable-mapped-location.
4137 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
4139 2004-07-14 Richard Henderson <rth@redhat.com>
4141 * dominance.c (struct dom_info): Add fake_exit_edge.
4142 (init_dom_info): Allocate it.
4143 (free_dom_info): Free it.
4144 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
4146 (calc_idoms): Honor fake_exit_edge.
4148 2004-07-13 Jason Merrill <jason@redhat.com>
4150 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
4151 (rhs_test_for): New fn.
4152 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
4153 * tree-gimple.h: Declare them.
4154 * gimplify.c (gimplify_modify_expr): Use the new fns.
4156 2004-07-14 Richard Henderson <rth@redhat.com>
4158 * config/arm/arm-protos.h (arm_va_arg): Remove.
4159 * config/arm/arm.c (arm_va_arg): Remove.
4160 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
4161 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
4163 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4165 * pa.c (fix_range): New function to mark a range(s) of registers as
4167 (override_options): Call fix_range if the -mfixed-range option string
4169 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
4170 * doc/invoke.texi (-mfixed-range): Document new option.
4172 2004-07-14 David Edelsohn <edelsohn@gnu.org>
4174 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
4176 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
4178 2004-07-14 Roger Sayle <roger@eyesopen.com>
4180 * expmed.c (expand_sdiv_pow2): New function to expand signed division
4181 by a positive power of two, split out from expand_divmod. Provide
4182 an alternate implementation when shifts are expensive. Lower the
4183 threshold for using a branchless implementation to BRANCH_COST >= 2.
4184 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
4186 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
4188 * tree-dfa.c (make_rename_temp): *Really* work just
4189 like create_tmp_var if called while outside SSA form.
4191 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
4193 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
4194 for division by zero.
4195 ("umodsi3"): Likewise.
4197 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
4199 * config/mips/mips.c (mips_output_move): When generating mips16 code,
4200 force loads of negative constants to be split.
4201 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
4202 Generalize SImode li/neg splitter to cope with other modes.
4204 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
4206 * expmed.c: Remove more references to QUEUED in the comments.
4209 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
4212 2004-07-13 Richard Henderson <rth@redhat.com>
4213 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
4216 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
4218 * tree-dfa.c (make_rename_temp): Work just like
4219 create_tmp_var if called while outside SSA form.
4221 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
4223 * expr.c (enqueue_insn, finish_expr_for_function,
4224 protect_from_queue, queued_subexp_p, mark_queue,
4225 emit_insns_enqueued_after_mark, emit_queue,
4226 expand_increment): Remove.
4227 (store_constructor): Expand increment as an assignment.
4228 (expand_expr_real_1 <case PREINCREMENT_EXPR,
4229 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
4230 case POSTDECREMENT_EXPR>): Abort.
4231 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
4232 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
4233 protect_from_queue, emit_queue, queued_subexp_p): Remove.
4234 * function.h (pending_chain, x_pending_chain): Remove.
4235 * rtl.def (QUEUED): Remove.
4237 * emit-rtl.c (copy_insn_1, copy_most_rtx,
4238 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
4239 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
4240 encode_units_mask): Likewise.
4241 * local-alloc.c (equiv_init_varies_p): Likewise.
4242 * rtl.c (copy_rtx): Likewise.
4243 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
4244 * simplify-rtx.c (simplify_gen_subreg): Likewise.
4245 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
4247 * builtins.c (expand_builtin, expand_builtin_apply,
4248 expand_builtin_mathfn, expand_builtin_mathfn_2,
4249 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
4250 Remove calls to emit_queue and protect_from_queue.
4251 * calls.c (expand_call, precompute_arguments,
4252 precompute_register_parameters, rtx_for_function_call,
4253 store_one_arg): Likewise.
4254 * dojump.c (do_compare_and_jump, do_jump): Likewise.
4255 * explow.c (memory_address): Likewise.
4256 * expmed.c (clear_by_pieces_1, clear_storage,
4257 clear_storage_via_libcall, emit_group_load,
4258 emit_group_store, emit_store_flag,
4259 expand_expr_real_1, store_by_pieces,
4260 store_constructor, store_expr, try_casesi,
4261 try_tablejump): Likewise.
4262 * function.c (expand_pending_sizes): Likewise.
4263 * optabs.c (emit_cmp_and_jump_insns,
4264 emit_conditional_add, emit_conditional_move,
4265 expand_fix, expand_float, prepare_cmp_insn): Likewise.
4266 * stmt.c (emit_case_bit_tests,
4267 expand_asm_expr, expand_computed_goto,
4268 expand_decl_init, expand_end_case_type,
4269 expand_end_stmt_expr, expand_expr_stmt_value,
4270 expand_return, expand_start_case,
4271 optimize_tail_recursion): Likewise.
4272 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
4273 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
4275 2004-07-14 Ben Elliston <bje@au.ibm.com>
4277 * vec.h: Comment fix.
4279 2004-07-13 Richard Henderson <rth@redhat.com>
4281 * target.h (struct gcc_target): Add calls.pass_by_reference.
4282 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
4283 * function.c (pass_by_reference): Use the hook.
4284 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
4285 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
4286 (hook_pass_by_reference_must_pass_in_stack): New.
4287 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
4288 (alpha_pass_by_reference): New.
4289 (TARGET_PASS_BY_REFERENCE): New.
4290 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4291 * config/arc/arc.c (arc_pass_by_reference): New.
4292 (TARGET_PASS_BY_REFERENCE): New.
4293 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4294 (FUNCTION_ARG_CALLEE_COPIES): True.
4295 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
4296 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
4297 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
4298 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4299 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4300 * config/cris/cris.c (cris_pass_by_reference): New.
4301 (TARGET_PASS_BY_REFERENCE): New.
4302 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
4303 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
4304 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4305 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
4306 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4307 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
4308 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
4309 (frv_function_arg_pass_by_reference): Remove.
4310 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4311 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
4312 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
4313 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
4314 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4315 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
4316 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
4317 (ia64_pass_by_reference): Rename from
4318 ia64_function_arg_pass_by_reference.
4319 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4320 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4321 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
4322 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
4323 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
4324 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4325 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
4326 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
4327 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
4328 (m32r_pass_by_reference): Adjust prototype. Make static.
4329 Handle mode sizes correctly.
4330 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4331 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
4332 (m68hc11_function_arg_pass_by_reference): Remove.
4333 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4334 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
4335 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
4336 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4337 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
4338 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
4339 (mips_va_arg): Use pass_by_reference.
4340 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
4341 Handle mode sizes correctly.
4342 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4343 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
4344 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
4345 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
4346 (mmix_pass_by_reference): Rename from
4347 mmix_function_arg_pass_by_reference.
4348 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4349 (FUNCTION_ARG_CALLEE_COPIES): True.
4350 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
4351 (mn10300_pass_by_reference): New.
4352 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4353 (FUNCTION_ARG_CALLEE_COPIES): True.
4354 * config/pa/pa.c (pa_pass_by_reference): New.
4355 (TARGET_PASS_BY_REFERENCE): New.
4356 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4357 (FUNCTION_ARG_CALLEE_COPIES): True.
4358 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
4359 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
4360 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
4361 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4362 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
4363 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
4364 (s390_pass_by_reference): Rename from
4365 s390_function_arg_pass_by_reference.
4366 (s390_function_arg_advance): Don't query pass-by-ref.
4367 (s390_function_arg): Likewise.
4368 (s390_gimplify_va_arg): Use pass_by_reference.
4369 (s390_call_saved_register_used): Likewise.
4370 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4371 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
4372 (shcompact_byref, sh_pass_by_reference): New.
4373 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4374 (SHCOMPACT_BYREF): Remove.
4375 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
4376 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
4377 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
4378 (sparc_gimplify_va_arg): Use pass_by_reference.
4379 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4380 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4381 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
4382 (v850_pass_by_reference): New.
4383 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4384 (FUNCTION_ARG_CALLEE_COPIES): True.
4385 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
4386 FUNCTION_ARG_PASS_BY_REFERENCE docs.
4388 2004-07-14 Richard Henderson <rth@redhat.com>
4389 Richard Sandiford <rsandifo@redhat.com>
4391 * config/mips/mips-protos.h (mips_va_arg): Delete.
4392 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
4393 * config/mips/mips.c: Include tree-gimple.h.
4394 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
4395 (mips_arg_info): Remove special handling of must_pass_in_stck args.
4396 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
4397 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
4399 2004-07-13 Bob Wilson <bob.wilson@acm.org>
4401 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
4402 arguments for COND_EXPR in big-endian adjustment code.
4404 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4406 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
4407 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
4408 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
4409 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
4411 2004-07-13 Diego Novillo <dnovillo@redhat.com>
4413 PR tree-optimization/16443
4414 * tree-ssa-alias.c: Add more description for
4415 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
4416 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
4417 clobbering of call-clobbered and addressable variables. If
4418 there are any before aliases have been computed, add them.
4420 2004-07-13 Diego Novillo <dnovillo@redhat.com>
4422 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
4425 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
4427 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
4428 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
4431 2004-07-13 Per Bothner <per@bothner.com>
4433 * collect2.c (main): Handle --no-demangle and --demangle flags.
4435 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
4437 * Makefile.in (OBJS-common): Add tree-data-ref.o.
4438 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
4439 (tree-data-ref.o): New rule.
4440 * lambda.h: New file.
4441 * tree-data-ref.c: New file.
4442 * tree-data-ref.h: New file.
4443 * tree.c (int_cst_value, tree_fold_gcd): New functions.
4444 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
4446 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4449 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
4450 * config/sparc/sparc.c (output_ubranch): New function.
4451 * config/sparc/sparc.md (jump pattern): Use it.
4453 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4456 * config/sparc/sparc.c (output_cbranch): Properly guard
4457 the code handling far branches with TARGET_V9.
4458 * config/sparc/sparc.md (length attribute): Document the
4459 side-effect of having a length greater or equal to 3.
4461 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4462 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
4465 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
4466 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
4468 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4469 Martin Sebor <sebor@roguewave.com>
4472 * doc/invoke.texi (SPARC options): Document -threads
4473 and -pthreads on Solaris.
4475 2004-07-13 Richard Henderson <rth@redhat.com>
4477 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
4479 (ind_gimplify_va_arg_expr): Remove.
4480 * tree.h (ind_gimplify_va_arg_expr): Remove.
4481 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
4482 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
4485 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
4486 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
4487 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
4488 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
4489 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
4491 2004-07-13 Richard Henderson <rth@redhat.com>
4493 * function.c (pass_by_reference): New.
4494 (assign_parm_find_data_types): Use it.
4495 * calls.c (initialize_argument_information): Likewise.
4496 (emit_library_call_value_1): Likewise.
4497 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4498 * function.h (pass_by_reference): Declare.
4500 2004-07-13 Richard Henderson <rth@redhat.com>
4502 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
4503 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
4504 * expr.h (MUST_PASS_IN_STACK): Remove.
4505 * system.h (MUST_PASS_IN_STACK): Poison.
4506 * tree.h (must_pass_in_stack_var_size): Declare.
4507 (must_pass_in_stack_var_size_or_pad): Declare.
4508 * calls.c (must_pass_in_stack_var_size): New.
4509 (must_pass_in_stack_var_size_or_pad): Rename from
4510 default_must_pass_in_stack.
4511 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
4512 (TARGET_MUST_PASS_IN_STACK): New.
4513 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
4514 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
4515 (TARGET_MUST_PASS_IN_STACK): New.
4516 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
4517 * config/frv/frv.c (frv_must_pass_in_stack): New.
4518 (TARGET_MUST_PASS_IN_STACK): New.
4519 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
4520 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
4521 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
4522 (ix86_must_pass_in_stack): Make static.
4523 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
4524 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
4525 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
4526 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
4527 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
4528 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
4529 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
4530 (mcore_must_pass_on_stack): Remove.
4531 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
4532 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
4533 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
4534 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
4535 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
4536 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
4537 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
4538 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
4539 (TARGET_MUST_PASS_IN_STACK): New.
4540 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
4541 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
4542 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
4543 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
4544 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
4545 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
4546 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
4549 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
4550 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
4551 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
4552 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
4553 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
4554 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
4555 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
4556 config/xtensa/xtensa.c: Use target hook.
4558 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
4560 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
4561 * configure: Rebuilt.
4563 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
4565 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
4566 * config/mips/mips.h (mips_reg_names): Don't declare.
4567 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
4568 (TARGET_NAME_REGS): Delete.
4569 (TARGET_SWITCHES): Remove -mrnames.
4570 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
4571 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
4573 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
4574 (override_options): Remove handling of TARGET_NAME_REGS.
4576 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
4578 * config/mips/mips.h (TARGET_*): Boolify.
4580 2004-07-12 Nick Clifton <nickc@redhat.com>
4582 * config.gcc: Add sh-*-symbianelf target.
4583 * config/sh/sh.c: Add new target macros:
4584 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
4585 TARGET_CXX_IMPORT_EXPORT_CLASS.
4586 (sh_file_start): Create a definition of the .directive section.
4587 (sh_attribute): Add dllimport and dllexport attributes.
4588 * config/sh/symbian-pre.h: New file.
4589 * config/sh/symbian-post.h: New file.
4590 * config/sh/symbian.c: New file. Contains Symbian specific
4592 * config/sh/sh-protos.h: Add prototypes for new functions
4593 provided by symbian.c.
4594 * config/sh/t-symbian: New file.
4595 * doc/extend.texi: Document support for dllimport and dllexport
4596 attributes by the sh-symbianelf target.
4598 2004-07-12 James E Wilson <wilson@specifixinc.com>
4600 * Makefile.in (AR): Use @AR@ not ar.
4602 (AR_FOR_TARGET): Use $(AR) not ar for native.
4603 (NM_FOR_TARGET): Use $(NM) not nm for native.
4604 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
4605 * configure: Regenerate.
4607 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
4609 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
4611 (ashldi3_sp64): Likewise.
4613 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4616 * pa.c (function_arg): Update comment.
4617 * pa.h (BLOCK_REG_PADDING): Define.
4619 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4621 PR tree-optimization/16461
4622 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
4623 arguments of phi nodes.
4625 2004-07-12 Devang Patel <dpatel@apple.com>
4627 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
4629 2004-07-12 Steve Ellcey <sje@cup.hp.com>
4631 * function.c (expand_function_start): Ensure r_save is in Pmode.
4632 * calls.c (prepare_call_address): Ensure static_chain_value is
4634 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
4635 r_save_area are in Pmode.
4636 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
4637 fnaddr, and static_chain are in Pmode.
4639 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
4642 * config/ia64/ia64.c (bundling): Don't count ignored insns.
4644 2004-07-12 Richard Henderson <rth@redhat.com>
4646 * target.h (struct gcc_target): Move gimplify_va_arg_expr
4647 next to build_builtin_va_list.
4648 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
4649 * builtins.c (gimplify_va_arg_expr): Likewise.
4650 * gimplify.c (copy_if_shared_r): Likewise.
4652 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
4654 * passes.c (rest_of_decl_compilation): Don't defer call of
4655 assemble_variable if its DECL_RTL is already set.
4657 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
4659 * cfgloop.h (struct loop): Add nb_iterations field.
4660 (current_loops): Declare.
4661 * tree-chrec.c (chrec_not_analyzed_yet,
4662 chrec_dont_know, chrec_known, count_ev_in_wider_type,
4663 chrec_contains_symbols_defined_in_loop): Remove the temporary
4665 * tree-flow-inline.h (loop_containing_stmt): New function.
4666 * tree-scalar-evolution.c: Add implementation.
4667 * tree-scalar-evolution.h: Add declarations.
4669 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
4671 PR rtl-optimization/15921
4672 * Makefile.in (global.o): Add recog.h.
4674 * global.c (recog.h): Add the include-clause.
4675 (bb_info): New member earlyclobber.
4676 (allocate_bb_info, free_bb_info): Initialize/finish the new
4678 (earlyclobber_regclass, earlyclobber_regclass_length): The new
4680 (check_earlyclobber, regclass_intersect,
4681 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
4683 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
4684 (make_accurate_live_analysis): Modify pavin.
4686 2004-07-12 Diego Novillo <dnovillo@redhat.com>
4688 * tree-cfg.c (find_taken_edge): Statically compute the truth
4689 value of a predicate comparing an SSA_NAME to itself.
4691 2004-07-12 Roger Sayle <roger@eyesopen.com>
4693 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
4694 rs6000 doesn't have shift-and-add or shift-and-sub instructions
4695 by returning the cost of a multiplication plus an addition.
4697 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
4699 PR tree-optimization/14107
4700 * gimplify.c (gimplify_return_expr): Accept a
4701 RETURN_EXPR with an error argument.
4702 * tree-optimize.c (init_tree_optimization_passes):
4703 Run pass_warn_function_return at -O0.
4705 2004-07-12 Roger Sayle <roger@eyesopen.com>
4707 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
4710 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
4712 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
4713 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4714 * config/mips/3000.md: Add copyright notice. Remove automota and
4715 function units; use generic ones instead. Only define reservations
4716 for things that are different from generic.md. Extend each clause
4718 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
4719 * config/mips/mips.md: Include them. Remove define_function_units.
4720 (alu, imuldiv): New automata and units.
4722 2004-07-12 Ben Elliston <bje@au.ibm.com>
4724 * doc/invoke.texi (Optimize Options): Document -frename-registers
4725 not being enabled by default at -O3.
4727 2004-07-11 Roger Sayle <roger@eyesopen.com>
4729 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
4730 floating point additions, to keep real immediate constant positive.
4731 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
4732 into X + C, and leave positive real constants as X - C.
4734 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4736 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
4738 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4740 PR tree-optimization/15654
4741 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
4743 2004-07-11 Roger Sayle <roger@eyesopen.com>
4745 * builtins.c (fold_builtin_fputs): Don't bother converting the
4746 return type to integer_type_node, as we've already checked that
4747 the result will be ignored.
4749 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
4750 that signed addition, subtraction, multiplication, division,
4751 remainder, negation and absolute value may potentially trap.
4753 * fold-const.c (fold_ignored_result): New function to strip
4754 non-side-effecting tree nodes from an expression whose result
4756 (fold_convert): Call fold_ignored_result when casting a value
4758 (omit_one_operand): Call fold_ignored_result on the "omitted"
4759 operand when building a COMPOUND_EXPR.
4760 (pedantic_omit_one_operand): Likewise.
4761 * tree.h (fold_ignored_result): Prototype here.
4762 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
4763 when we're going to ignore the result.
4765 2004-07-11 Richard Henderson <rth@redhat.com>
4768 * tree-ssa-ccp.c (fold_stmt_r): Split out...
4769 * tree.c (fields_compatible_p, find_compatible_field): ... new.
4770 * tree.h (fields_compatible_p, find_compatible_field): Declare.
4771 * tree-sra.c (sra_hash_tree): Hash fields by offset.
4772 (sra_elt_eq): Use fields_compatible_p.
4773 (generate_one_element_ref): Use find_compatible_field.
4775 2004-07-11 Richard Henderson <rth@redhat.com>
4778 * tree-sra.c (generate_one_element_init): New.
4779 (generate_element_init): Use it.
4780 (scalarize_init): Push/pop gimplify context around it.
4781 (find_new_referenced_vars_1, find_new_referenced_vars): New.
4782 * gimplify.c (gimplify_expr): Allow SSA_NAME.
4784 2004-07-11 Roger Sayle <roger@eyesopen.com>
4786 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
4787 combine.c's combine_insn_cost.
4788 * rtl.h (insn_rtx_cost): Prototype here.
4789 * combine.c (combine_insn_cost): Delete function.
4790 (combine_validate_cost): Update callers of combine_insn_cost to
4791 call insn_rtx_cost instead.
4792 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
4793 requesting the rtx_cost of call and/or jump instructions.
4795 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
4796 rtx_cost directly. Don't request/use the cost of call or jump
4797 instructions. Return -1 if the cost of any instruction can't be
4798 determined (or the BB contains a function call).
4799 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
4800 -1 (i.e. can't determine the cost of any instruction or the basic
4801 block contains a subroutine call).
4802 (find_if_case_2): Likewise.
4804 2004-07-11 Roger Sayle <roger@eyesopen.com>
4806 * rs6000.c (struct processor_costs): Change semantics of fields to
4807 include the COST_N_INSNS scaling, and update all initializers.
4808 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
4809 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
4810 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
4811 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
4813 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
4815 * LANGUAGES: Remove obsolete information.
4817 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
4819 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
4820 SIGBUS signal frames, the PSW address points *to* the faulting
4821 instruction, not after it.
4823 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
4825 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
4826 added to TLS symbol addresses.
4828 2004-07-11 Richard Henderson <rth@redhat.com>
4830 * expmed.c (init_expmed): Use stack-local structures for
4831 temporary rtl. Don't recognize shifts.
4833 2004-07-11 Richard Henderson <rth@redhat.com>
4835 * expr.c (store_expr): Don't fiddle subreg promotion for types
4836 with precision smaller than the mode.
4838 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
4840 * tree.h (all_types_permanent): Remove.
4842 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
4844 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
4845 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
4846 * langhooks.c (lhd_clear_binding_stack): Remove.
4847 * langhooks-def.h (lhd_clear_binding_stack,
4848 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
4849 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
4850 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
4851 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
4852 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
4853 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
4854 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
4855 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
4856 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
4857 * tree.h (poplevel): Don't declare.
4858 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
4859 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
4860 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
4861 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
4864 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
4866 PR tree-optimization/16437
4867 * c-common.c (shorten_compare): Don't mark result of conversion to
4868 narrower signed type as overflowing.
4869 * fold-const.c (decode_field_reference): Determine whether
4870 signedness comes from outer type using precision rather than size.
4872 2004-07-11 Phil Edwards <phil@codesourcery.com>
4874 * configure.ac: Alphabetize --enable-checking list, add
4875 missing valgrind entry.
4876 * configure: Regenerate.
4878 2004-07-11 Phil Edwards <phil@codesourcery.com>
4880 * doc/install.texi (Testing): Fix syntax in "make check" example.
4882 2004-07-10 James E Wilson <wilson@specifixinc.com>
4884 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
4886 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4888 PR rtl-optimization/16001
4889 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
4892 2004-07-10 Geoffrey Keating <geoffk@apple.com>
4894 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
4896 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
4897 James Morrison <phython@gcc.gnu.org>
4899 * doc/contrib.texi (Contributors): Add gfortran contributors and
4900 fix a couple of typos.
4902 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4904 PR rtl-optimization/15387
4905 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
4906 to incoming args space correctly.
4908 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4910 * pa.c (output_indirect_call): Only use %r2 as the link register in
4911 indirect calls with the long PA 2.0 pc-relative branch.
4913 2004-07-10 Daniel Jacobowitz <dan@debian.org>
4915 * config/i386/i386.c (override_options): Pick a 64-bit CPU
4916 for the default tuning if TARGET_64BIT.
4918 2004-07-10 Richard Henderson <rth@redhat.com>
4920 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
4921 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
4923 2004-07-10 Jakub Jelinek <jakub@redhat.com>
4925 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
4926 * expmed.c (store_bit_field, extract_bit_field): Remove last
4928 * builtins.c (expand_builtin_signbit): Adjust callers.
4929 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
4930 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
4931 * ifcvt.c (noce_emit_move_insn): Likewise.
4932 * stmt.c (expand_return): Likewise.
4933 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
4934 store_field, expand_expr_real_1): Likewise.
4936 2004-07-10 Richard Henderson <rth@redhat.com>
4938 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
4940 2004-07-09 Mike Stump <mrs@apple.com>
4942 * config/darwin.c (no_dead_strip): Add.
4943 (HAVE_DEAD_STRIP): Add.
4944 (darwin_emit_unwind_label): Ensure that we don't dead code strip
4947 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4949 * tree-ssa-loop-im.c: New file.
4950 * Makefile.in (tree-ssa-loop-im.o): Add.
4951 * cfgloop.c (superloop_at_depth): New function.
4952 * cfgloop.h (superloop_at_depth): Declare.
4953 * common.opt (ftree-lim): New flag.
4954 * expr.c (array_ref_up_bound): New function.
4955 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
4956 * timevar.def (TV_LIM): New timevar.
4957 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
4958 computing immediate uses of a phi node.
4959 * tree-flow.h (struct tree_ann_common_d): Add aux field.
4960 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
4961 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
4962 * tree-pass.h (pass_lim): Declare.
4963 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
4965 (pass_lim): New pass structure.
4966 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
4967 * tree.c (in_array_bounds_p): New function.
4968 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
4969 (in_array_bounds_p, array_ref_up_bound): Declare.
4970 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
4971 * doc/passes.texi (tree-ssa-loop-im.c): Document.
4973 2004-07-09 Richard Henderson <rth@redhat.com>
4975 * builtins.c (expand_builtin_stpcpy): Don't modify len.
4977 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
4980 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
4982 * flags.h: Delete redundant prototypes that are being generated
4983 in options.h from common.opt.
4984 * common.opt: Add in the expository comments formerly in flags.h.
4986 2004-07-09 Jan Beulich <jbeulich@novell.com>
4988 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
4989 available for use only when TARGET_MMX/_SSE is set, and check for
4990 variable argument function if any register count is non-zero.
4991 (function_arg): Correctly suppress repeated warnings for passing SSE
4992 vectors are arguments without SSE enabled.
4993 (ix86_function_arg_boundary): Without SSE enabled, the use of what
4994 would be SSE register modes does no longer influence the alignment.
4996 2004-07-09 Richard Henderson <rth@redhat.com>
4998 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
4999 Always align upward to arg boundary. Use size_in_bytes/round_up.
5000 Maintain type-correctness of constants.
5001 * stor-layout.c (round_up, round_down): Special-case powers of 2.
5003 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
5005 * config/sparc/sparc.c (*_costs): Scale instruction costs
5007 (sparc_rtx_costs): Adjust as appropriate.
5009 2004-07-09 Jan Beulich <jbeulich@novell.com>
5011 * config/i386/mm3dnow.h: New.
5012 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
5014 2004-07-09 Richard Henderson <rth@redhat.com>
5016 * simplify-rtx.c (simplify_const_relational_operation): Only
5017 look at bounds of scalar integers.
5019 2004-07-09 Jan Beulich <jbeulich@novell.com>
5021 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
5023 2004-07-09 Andrew Pinski <apinski@apple.com>
5025 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
5027 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
5028 UOBJC_METACLASS_decl.
5030 2004-07-09 James E Wilson <wilson@specifixinc.com>
5033 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
5034 do return a parallel if hfa_mode == XFmode and mode == TImode.
5036 2004-07-09 Jan Beulich <jbeulich@novell.com>
5038 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
5039 permissible for unary plus.
5041 2004-07-09 Jan Beulich <jbeulich@novell.com>
5043 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
5044 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
5045 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
5046 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
5047 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
5048 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
5049 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
5050 (BUILTIN_xxxIMAX): New.
5051 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
5052 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
5053 BUILT_IN_PARITYIMAX.
5055 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
5057 * config/sparc/sparc.h (processor_costs): Define.
5058 (sparc_costs): Declare.
5059 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
5060 hypersparc_costs, sparclet_costs, ultrasparc_costs,
5061 ultrasparc3_costs): New.
5062 (sparc_override_options): Set sparc_costs as appropriate.
5063 (sparc_rtx_costs): Use sparc_costs instead of messy
5066 2004-07-09 Steven Bosscher <stevenb@suse.de>
5068 * doc/md.texi (Processor pipeline description): Mention that
5069 the old pipeline description is deprecated.
5071 * config/rs6000/7450.md (automaton ppc7450): Split up, move
5072 mciu_7450 function unit to...
5073 (automaton ppc7450mciu): ...new automaton.
5075 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
5076 (schedule_block): Don't consider inserting bubbles.
5077 (sched_init): Don't initialize DFA bubbles.
5078 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
5079 TARGET_SCHED_DFA_BUBBLE): Remove.
5080 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
5081 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
5082 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
5084 * stmt.c (conditional_context): Remove prototype.
5085 * tree.h (conditional_context): Remove.
5086 * tree-cfg.c (pre_insert_on_edge): Remove.
5088 * c-common.h (c_expand_asm_operands): Remove prototype.
5089 * c-typeck.c (c_expand_asm_operands): Remove.
5091 2004-07-09 Jan Beulich <jbeulich@novell.com>
5093 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
5094 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
5095 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
5096 and V8QI are class SSE. All sufficiently small remaining vector modes
5097 must be passed in one or two integer registers.
5098 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
5100 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
5101 __builtin_ia32_pmuludq128 have non-uniform argument and return types
5102 and must thus be handled explicitly.
5103 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
5105 (movv8qi_internal, movv4hi_internal, movv2si_internal,
5106 movv2sf_internal): Permit moving between MMX and XMM registers (since
5107 MMX areguments and return values are passed in XMM registers).
5108 (sse2_umulsidi3): Correct type and mode.
5110 2004-07-09 Richard Henderson <rth@redhat.com>
5112 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
5114 2004-07-09 Eric Christopher <echristo@redhat.com>
5116 * config/rs6000/40x.md: Split into two automatons.
5118 2004-07-09 Zack Weinberg <zack@codesourcery.com>
5119 Andrew Pinski <apinski@apple.com>
5121 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
5122 on when we have more than one input file.
5123 (c_common_parse_file): Restore loop over all input files.
5124 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
5126 * c-decl.c (set_type_context): New function.
5127 (pop_scope): Use it to set context of types. When we
5128 encounter a TYPE_DECL, set the context of the attached type too.
5129 (pop_file_scope): Don't call cpp_undef_all here.
5130 (diagnose_mismatched_decls): Do not complain about a second
5131 definition of an 'extern inline' function if it's not in the
5132 same translation unit. Do not complain about inline
5133 declaration after use if the use was in a different
5135 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
5136 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
5138 (pushdecl_top_level): Likewise.
5139 (grokdeclarator): Clarify what is going on with setting
5140 DECL_EXTERNAL on function types, a little.
5141 (c_write_global_declarations): Don't do anything if
5142 -fsyntax-only or errors have been encountered.
5144 2004-07-09 Zack Weinberg <zack@codesourcery.com>
5146 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
5148 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5151 * pa.c (output_indirect_call): Use %r2 as the link register when
5152 calling $$dyncall with a pc-relative branch.
5154 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
5156 * doc/install.texi (Binaries): Mention OpenPKG.
5158 2004-07-09 Diego Novillo <dnovillo@redhat.com>
5160 Fix PR tree-optimization/15555
5161 * tree-dfa.c (dump_variable): If the variable is a pointer
5162 SSA_NAME, also dump its points-to information.
5163 * tree-flow.h (struct ptr_info_def): Add field
5165 (dump_points_to_info_for): Declare.
5166 (debug_points_to_info_for): Declare.
5167 * tree-optimize.c (init_tree_optimization_passes): Add a
5168 second alias analysis pass after DOM2.
5169 Move pass_del_pta to a later spot.
5170 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
5171 create a name tags when we find a dereferenced pointer. Just
5172 mark the pointer dereferenced.
5173 (collect_points_to_info_for): Move code to clear points-to
5174 information to create_name_tags.
5175 (create_name_tags): New function.
5176 (compute_flow_sensitive_aliasing): Call it.
5177 (setup_pointers_and_addressables): Mark type tags for renaming
5179 (create_memory_tag): ... here.
5180 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
5181 (dump_points_to_info_for): Declare extern.
5182 (debug_points_to_info_for): New function.
5184 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
5186 * config/arc/arc.md: Switch to DFA-based scheduler description.
5187 * config/arc/arc.c: Switch to DFA-based scheduler description.
5189 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
5191 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
5194 2004-07-09 Richard Henderson <rth@redhat.com>
5196 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
5197 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5198 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
5199 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
5201 * config/v850/v850-protos.h (v850_va_arg): Remove.
5202 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5203 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
5204 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
5205 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
5206 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
5208 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
5211 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
5212 and DImode to use +/-4k offset.
5214 2004-07-09 Richard Henderson <rth@redhat.com>
5216 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
5218 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5219 (xstormy16_gimplify_va_arg_expr): Rewrite from
5220 xstormy16_expand_builtin_va_arg.
5221 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
5223 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
5224 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
5226 * config/sh/sh-protos.h (sh_va_arg): Remove.
5227 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5228 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
5229 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
5231 * config/pa/pa-protos.h (hppa_va_arg): Remove.
5232 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5233 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
5234 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
5236 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
5237 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5238 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
5239 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
5241 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
5243 * config/sparc/sparc.md (return): Rewrite length formula.
5244 * config/sparc/sparc.c (output_return): Pass 1 as 5th
5245 argument to final_scan_insn when in a delay slot.
5246 (output_sibcall): Likewise.
5248 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
5250 * arm.c (arm_cpp_interwork): New variable.
5251 (arm_override_options): Set it if TARGET_INTERWORK was on the command
5253 * arm.h (arm_cpp_interwork): Declare it.
5254 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
5255 __THUMB_INTERWORK__ in the preprocessor.
5257 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
5259 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
5261 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
5264 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
5265 Override default settings to account for -m32 and -m64.
5267 2004-07-08 Randolph Chung <tausq@debian.org>
5269 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
5271 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
5273 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
5274 before comparing it as such.
5276 2004-07-08 Richard Henderson <rth@redhat.com>
5278 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
5279 temporary. Use bit arithmetic to align.
5281 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
5283 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
5284 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
5285 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
5286 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
5287 add_labels_and_missing_jumps, find_jump_block,
5288 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
5290 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
5291 link_btr_uses, move_btr_def): Likewise.
5292 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
5293 expand_builtin_expect_jump): Likewise.
5294 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
5295 * calls.c (expand_call, emit_library_call_value_1): Likewise.
5296 * cfganal.c (forwarder_block_p): Likewise.
5297 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
5298 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
5299 find_bb_boundaries): Likewise.
5300 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
5301 merge_blocks_move_predecessor_nojumps,
5302 merge_blocks_move_successor_nojumps, insns_match_p,
5303 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
5304 try_optimize_cfg): Likewise.
5305 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
5306 * cfglayout.c (skip_insns_after_block, label_for_bb,
5307 record_effective_endpoints, insn_locators_initialize,
5308 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
5309 * cfgmainloop.c (create_loop_notes): Likewise.
5310 * cfgrtl.c (delete_insn, delete_insn_chain,
5311 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
5312 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
5313 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
5314 redirect_branch_edge, force_nonfallthru_and_redirect,
5315 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
5316 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
5317 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
5318 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
5319 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
5320 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
5321 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
5322 * combine.c (combine_instructions, can_combine_p, try_combine,
5323 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
5324 distribute_notes, distribute_links, insn_cuid): Likewise.
5325 * cse.c (fold_rtx, cse_insn, cse_around_loop,
5326 invalidate_skipped_block, cse_set_around_loop,
5327 cse_end_of_basic_block, cse_main, cse_basic_block,
5328 cse_condition_code_reg): Likewise.
5329 * cselib.c (cselib_process_insn): Likewise.
5330 * ddg.c (create_ddg): Likewise.
5331 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
5333 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
5334 gen_label_die, dwarf2out_var_location): Likewise.
5335 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
5336 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
5337 last_call_insn, active_insn_p, next_label, prev_label,
5338 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
5339 add_insn_before, remove_insn, add_function_usage_to,
5340 reorder_insns, find_line_note, remove_unnecessary_notes,
5341 emit_insn_after_1, classify_insn): Likewise.
5342 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
5343 connect_post_landing_pads, sjlj_mark_call_sites,
5344 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
5345 can_throw_internal, can_throw_external, set_nothrow_function_flags,
5346 convert_to_eh_region_ranges): Likewise.
5347 * explow.c (optimize_save_area_alloca): Likewise.
5348 * expr.c (expand_expr_real): Likewise.
5349 * final.c (insn_current_reference_address, compute_alignments,
5350 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
5351 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
5352 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
5353 propagate_block_delete_insn, propagate_one_insn,
5354 init_propagate_block_info, propagate_block, libcall_dead_p,
5355 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
5357 * function.c (instantiate_virtual_regs, reorder_blocks_1,
5358 expand_function_start, expand_function_end, contains,
5359 thread_prologue_and_epilogue_insns,
5360 reposition_prologue_and_epilogue_notes): Likewise.
5361 * gcse.c (constprop_register, bypass_conditional_jumps,
5362 insert_insn_end_bb, gcse_after_reload): Likewise.
5363 * genemit.c (gen_expand, gen_split): Likewise.
5364 * genpeep.c (gen_peephole, main): Likewise.
5365 * global.c (build_insn_chain): Likewise.
5366 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
5367 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
5368 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
5369 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
5370 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
5371 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
5372 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
5373 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
5374 dead_or_predicable): Likewise.
5375 * integrate.c (try_constants): Likewise.
5376 * jump.c (rebuild_jump_labels, cleanup_barriers,
5377 purge_line_number_notes, init_label_info, mark_all_labels,
5378 squeeze_notes, get_label_before, get_label_after,
5379 reversed_comparison_code_parts, simplejump_p, pc_set,
5380 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
5381 delete_barrier, delete_prior_computation, delete_computation,
5382 delete_related_insns, delete_for_peephole, redirect_jump):
5384 * lcm.c (optimize_mode_switching): Likewise.
5385 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
5387 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
5388 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
5389 * loop-iv.c (simplify_using_assignment): Likewise.
5390 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
5391 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
5392 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
5393 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
5394 check_insn_for_givs, check_final_value, update_giv_derive,
5395 basic_induction_var, product_cheap_p, check_dbra_loop,
5396 loop_insn_first_p, last_use_this_basic_block,
5397 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
5398 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
5399 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
5400 sms_schedule_by_order): Likewise.
5401 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
5402 * postreload.c (reload_cse_simplify_operands, reload_combine,
5403 reload_cse_move2add): Likewise.
5404 * predict.c (can_predict_insn_p, estimate_probability,
5405 expected_value_to_br_prob, process_note_predictions): Likewise.
5406 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
5407 * profile.c (branch_prob): Likewise.
5408 * ra-build.c (live_out_1, livethrough_conflicts_bb,
5409 detect_webs_set_in_cond_jump): Likewise.
5410 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
5411 ra_print_rtl_with_bb): Likewise.
5412 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
5413 * recog.c (next_insn_tests_no_inequality, find_single_use,
5414 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
5415 * reg-stack.c (next_flags_user, record_label_references,
5416 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
5417 compensate_edge, convert_regs_1): Likewise.
5418 * regclass.c (scan_one_insn): Likewise.
5419 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
5420 regmove_optimize, fixup_match_1, single_set_for_csa,
5421 combine_stack_adjustments_for_block): Likewise.
5422 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
5423 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
5424 find_equiv_reg): Likewise.
5425 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
5426 reload_as_needed, emit_input_reload_insns, do_output_reload,
5427 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
5429 * reorg.c (find_end_label, emit_delay_sequence,
5430 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
5431 get_jump_flags, rare_destination, mostly_true_jump,
5432 try_merge_delay_insns, redundant_insn, own_thread_p,
5433 fill_simple_delay_slots, fill_slots_from_thread,
5434 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
5435 dbr_schedule): Likewise.
5436 * resource.c (find_basic_block, next_insn_no_annul,
5437 find_dead_or_set_registers, mark_target_live_regs): Likewise.
5438 * rtl.h (RTX_PREV): Likewise.
5439 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
5440 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
5441 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
5442 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
5443 tablejump_p, computed_jump_p, insns_safe_to_move_p,
5444 find_first_parameter_load, can_hoist_insn_p): Likewise.
5445 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
5446 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
5447 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
5448 schedule_ebbs): Likewise.
5449 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
5450 is_conditionally_protected, can_schedule_ready_p,
5451 add_branch_dependences, debug_dependencies): Likewise.
5452 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
5454 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
5455 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
5456 set_dominates_use, ujump_to_loop_cont): Likewise.
5457 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
5458 * varasm.c (output_constant_pool_1): Likewise.
5460 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5462 * tree-scalar-evolution.c: New file.
5463 * tree-scalar-evolution.h: New file.
5464 * tree-ssa-loop-niter.c: New file.
5465 * Makefile.in (SCEV_H): New.
5466 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
5467 * cfgloop.h (struct loop): Add bounds field.
5468 * tree-flow.h (struct tree_niter_desc): New type.
5469 (number_of_iterations_cond, number_of_iterations_exit,
5470 loop_niter_by_eval, find_loop_niter_by_eval,
5471 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
5472 free_numbers_of_iterations_estimates): Declare.
5473 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
5474 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
5475 * doc/invoke.texi (max-iterations-to-track): Document.
5477 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
5479 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
5480 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
5481 (MODE_AFTER): Add cast appropriately.
5482 * config/sh/sh.md (movdi splitter): Likewise.
5483 (casesi_worker_2): Add const qualifier appropriately.
5484 (eh_return): Remove unused variable.
5485 (insv): Initialize v;
5487 2004-07-08 Richard Henderson <rth@redhat.com>
5489 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
5490 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5491 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
5492 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
5493 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
5495 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
5496 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5497 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
5498 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
5500 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
5501 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5502 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
5503 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
5505 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
5506 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5507 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
5508 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
5510 * config/i860/i860-protos.h (i860_va_arg): Remove.
5511 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5512 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
5513 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
5515 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
5517 * system.h: Prototype getpagesize if missing.
5518 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
5519 * configure: Regenerate.
5520 * config.in: Regenerate.
5522 2004-07-08 Richard Henderson <rth@redhat.com>
5524 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
5525 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5526 (fr30_gimplify_va_arg_expr): New.
5527 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
5528 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
5530 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
5533 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
5534 of asm_noperands result.
5536 2004-07-08 Richard Henderson <rth@redhat.com>
5538 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
5539 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5540 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
5541 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
5543 2004-07-08 Richard Henderson <rth@redhat.com>
5545 * builtins.c (ind_gimplify_va_arg_expr): New.
5546 * tree.h (ind_gimplify_va_arg_expr): Declare.
5547 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
5549 2004-07-08 Jan Beulich <jbeulich@novell.com>
5551 * expmed.c (extract_bit_field): Correct condition to use vec_extract
5552 patterns also on vector elements other than the first one.
5553 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
5556 2004-07-08 Geoffrey Keating <geoffk@apple.com>
5558 * config/rs6000/darwin-ldouble.c: Correct reference
5559 to the Linnainmaa paper.
5561 2004-07-08 Richard Henderson <rth@redhat.com>
5563 * config/arc/arc-protos.h (arc_va_arg): Remove.
5564 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5565 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
5566 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
5568 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
5569 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5570 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
5571 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
5573 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5575 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
5577 2004-07-08 Zack Weinberg <zack@codesourcery.com>
5579 * c-decl.c (static_ctors, static_dtors): Make static.
5580 (pop_file_scope): Call c_common_write_pch and
5581 cgraph_finalize_compilation_unit here.
5582 (build_cdtor): Moved here from c-objc-common.c; simplify.
5583 (c_write_global_declarations_1): Clarify comment.
5584 (c_write_global_declarations): Close the external scope before
5585 doing anything else. Call build_cdtor, cgraph_optimize, and
5586 mudflap_finish_file here.
5587 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
5589 * c-objc-common.c: No need to include cgraph.h.
5590 (build_cdtor): Moved to c-decl.c.
5591 (c_objc_common_finish_file): Delete.
5592 * c-tree.h: Update to match.
5593 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
5594 (generate_static_references): Set TREE_USED before calling finish_decl.
5595 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
5596 on the static_instances_decl.
5598 2004-07-08 Zack Weinberg <zack@codesourcery.com>
5600 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
5601 decls when there is only one input translation unit.
5602 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
5603 change of 2004-07-05; do not treat declarations with
5604 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
5605 * opts.c (cur_in_fname): Delete.
5607 * tree.c: Revert changes of 2004-07-05; no special treatment
5608 for TRANSLATION_UNIT_DECLs.
5609 * Makefile.in (tree.o): Update dependencies.
5611 2004-07-08 Roger Sayle <roger@eyesopen.com>
5613 * builtins.c (fold_builtin_strcpy): Merge functionality from
5614 simplify_builtin_strcpy. Add additional len argument. No longer
5615 static. Remove function prototype.
5616 (fold_builtin_strncpy): Likewise integrate functionality from
5617 simplify_builtin_strncpy. Add additional slen argument. No
5618 longer static. Remove function prototype.
5619 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
5620 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
5621 types of "ignore" and "unlocked" parameters to bool.
5622 (fold_builtin_1): Add additional ignore argument. Call renamed
5623 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
5624 builtins. Update arguments to fold_builtin_strncpy and
5625 fold_builtin_strcpy. Add function prototype.
5626 (fold_builtin): Add additional Boolean ignore argument to pass
5628 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
5629 and fold_builtin_strncpy instead of simplify_builtin_fputs,
5630 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
5632 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
5633 simplify_builtin_strncpy): Delete function prototypes.
5634 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
5635 fold_builtin_strncpy): Add function prototypes here.
5636 (fold_builtin): Update function prototype with new "bool ignore".
5638 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
5639 (ccp_fold_builtin): Update call to fold_builtin. Call
5640 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
5641 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
5642 simplify_builtin_strncpy respectively.
5643 * fold-const.c (fold): Update call to fold_builtin.
5645 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
5647 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
5650 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
5651 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
5652 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
5653 * calls.c: Remove ifdefs of macros above.
5654 * functions.c: Likewise.
5657 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5659 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
5660 (arch attribute): Delete.
5661 (current_function_calls_alloca attribute): Rename into calls_alloca.
5662 (calls_eh_return): New attribute.
5663 (leaf_function): Likewise.
5664 (length attribute): Fix formula for sibcalls.
5665 (return insn): Correctly compute the 'length' attribute.
5666 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
5668 2004-07-08 Richard Henderson <rth@redhat.com>
5670 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
5671 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
5672 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
5673 * tree-eh.c (lower_eh_constructs_1): Likewise.
5674 * tree-sra.c (sra_walk_modify_expr): Likewise.
5675 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
5676 (eliminate_unnecessary_stmts): Likewise.
5677 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
5678 * tree-tailcall.c (optimize_tail_call): Likewise.
5679 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
5681 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
5682 Jakub Jelinek <jakub@redhat.com>
5684 * config/i386/i386.c (override_options): Enable
5685 SSE prefetches with -mtune, as long as we are
5686 compiling for i686 or higher. All i686 processors
5687 accept SSE prefetches as NOPS, some i586's don't.
5689 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5692 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
5694 2004-07-08 Diego Novillo <dnovillo@redhat.com>
5696 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
5697 the handling of clobbering ASM_EXPRs.
5699 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5702 * config/sparc/sparc.c (function_value): In 64-bit mode,
5703 return the aggregates larger than 16 bytes like unions.
5705 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5708 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
5709 'temp' is zero, generate new pseudos as needed and emit the
5710 sequence of insns in single-assignment form. Resync comments
5712 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
5713 function before reload.
5715 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
5717 * vec.c (vec_assert_fail): Remove duplicate 'function'.
5719 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
5721 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
5722 Allocation is signed.
5723 (VEC_reserve): Return flag, allocation is signed.
5725 2004-07-08 Richard Henderson <rth@redhat.com>
5727 * tree-ssa-ccp.c (fold_stmt): Get type directly from
5728 OBJ_TYPE_REF_OBJECT.
5730 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
5731 Neil Booth <neil@daikokuya.co.uk>
5735 * c-decl.c (finish_struct): Ensure bit-fields are given the
5737 * c-common.c (c_common_signed_or_unsigned_type): For C, require
5738 the precision to match as well as the mode.
5739 * expr.c (reduce_to_bit_field_precision): New function.
5740 (expand_expr_real_1): Reduce expressions of bit-field type to
5742 * langhooks.h (reduce_bit_field_operations): New hook.
5743 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
5745 * c-lang.c, objc/objc-lang.c
5746 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
5747 * objc/objc-act.c (check_ivars): Convert types to bit-field types
5749 * tree.c (build_nonstandard_integer_type): New function.
5750 * tree.h (build_nonstandard_integer_type): New prototype.
5751 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
5752 conversions between integer and boolean types as useless.
5754 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
5756 * c-common.c (c_common_nodes_and_builtins): Do not
5757 create __builtin_ptrdiff_t and __builtin_size_t.
5759 2004-07-08 Andrew Pinski <apinski@apple.com>
5761 * Makefile.in (libbackend.o): Add -combine to the gcc
5764 2004-07-08 Nick Clifton <nickc@redhat.com>
5766 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
5769 2004-07-08 Richard Henderson <rth@redhat.com>
5771 * except.c (expand_eh_region_start, expand_eh_region_end,
5772 expand_eh_handler, expand_eh_region_end_cleanup,
5773 expand_start_all_catch, expand_start_catch, expand_end_catch,
5774 expand_end_all_catch, expand_eh_region_end_allowed,
5775 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
5776 expand_eh_region_end_fixup): Remove.
5777 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
5778 cleanups, outer_cleanups, label_chain, exception_region.
5779 (struct goto_fixup): Remove stack_level, cleanup_list_list.
5780 (struct label_chain): Remove.
5781 (struct stmt_status): Remove x_stack_block_stack.
5782 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
5783 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
5784 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
5785 end_cleanup_deferral, last_cleanup_this_contour,
5786 containing_blocks_have_cleanups_or_stack_level,
5787 any_pending_cleanups): Remove.
5788 (expand_null_return_1): Take no arguments.
5789 (expand_label, expand_naked_return, expand_return,
5790 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
5791 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
5792 expand_end_case_type): Don't use any of them.
5793 * calls.c (expand_call): Likewise.
5794 * dojump.c (do_jump): Likewise.
5795 * function.c (expand_function_end): Likewise.
5796 * expr.c (store_expr, expand_expr_real_1): Likewise.
5797 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
5798 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
5799 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
5800 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
5801 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
5802 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
5803 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
5804 for WITH_CLEANUP_EXPR.
5805 (gimple_push_cleanup): Likewise.
5806 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
5807 * print-tree.c (print_node): Likewise.
5808 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
5809 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
5810 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
5811 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
5812 (GOTO_SUBROUTINE_EXPR): Remove.
5813 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
5814 (DECL_TOO_LATE): Remove.
5815 * except.h, tree.h: Update decls.
5817 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
5819 * explow.c (optimize_save_area_alloca): Do not accept parameters.
5820 * passes.c (rest_of_handle_final): Handle symout.
5821 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
5823 (rest_of_handle_sched): Break out SMS. Remove ifs for
5824 flag_schedule_insns and flag_modulo_sched.
5825 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
5827 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
5828 (rest_of_handle_partition_blocks, rest_of_handle_sms,
5829 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
5830 rest_of_handle_mode_switching, rest_of_handle_jump,
5831 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
5832 rest_of_handle_jump2, rest_of_handle_postreload,
5833 rest_of_handle_flow2, rest_of_clean_state,
5834 rest_of_handle_shorten_branches,
5835 rest_of_handle_prologue_epilogue,
5836 rest_of_handle_branch_target_load_optimize): New.
5837 (rest_of_compilation): Call the above. Remove ggc_collect
5838 calls moved to rest_of_handle_*.
5839 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
5841 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
5842 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
5843 * except.h (set_nothrow_function_flags): Update comment.
5844 * function.c (current_function_nothrow): Remove.
5845 * output.h (current_function_nothrow): Remove.
5846 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
5847 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
5849 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5852 * reorg.c: Revert 2004-06-30 change.
5853 (find_end_label): If HAVE_epilogue and !HAVE_return,
5854 return 0 instead of creating a label at the end of the insn chain.
5855 (optimize_skip): Account for the failure mode of find_end_label.
5856 (fill_simple_delay_slots): Likewise.
5857 (fill_slots_from_thread): Likewise.
5858 (relax_delay_slots): Likewise.
5860 2004-07-08 Diego Novillo <dnovillo@redhat.com>
5862 * tree-flow.h (addressable_vars): Declare.
5863 * tree-ssa-alias.c (addressable_vars): Define.
5864 (setup_pointers_and_addressables): Add addressable variables
5865 to addressable_vars.
5866 * tree-ssa-operands.c (get_stmt_operands): Move
5867 handling of ASM_EXPRs ...
5868 (get_asm_expr_operands): ... here.
5869 When the ASM_EXPR clobbers memory, also clobber addressable
5871 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
5872 (delete_tree_ssa): Reset addressable_vars.
5874 2004-07-07 Jan Beulich <jbeulich@novell.com>
5875 Richard Henderson <rth@redhat.com>
5877 * varasm.c (assemble_variable): Use assemble_zeros for
5878 zero-initialized variables.
5879 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
5880 for SECCAT_BSS and SECCAT_TBSS.
5882 2004-07-07 Jan Beulich <jbeulich@novell.com>
5884 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
5886 * expmed.c (emit_store_flag): Also special-case double-word
5887 (in-)equality comparison against -1.
5889 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
5890 passing arguments the containers for which are registers.
5892 * calls.c (emit_library_call_value_1): Use mode of function parameter
5893 rather than that of argument since constants have none.
5895 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
5897 Introduce H8SX support.
5898 * expr.c (expand_strcpy): Renamed and moved to...
5899 * builtins.c (expand_movstr): ... here. Tweak.
5900 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
5901 computed or has side effects.
5902 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
5903 unused, or if mempcpy fails. Adjust the return value in the
5904 latter case. Use movstr if everything else fails.
5905 * doc/md.texi (movstr): Document.
5906 (movmemM, clrmemM): Fix explanation of memory block operands.
5907 * config/h8300/h8300.md (stpcpy): Renamed to...
5908 (movstr): ... this. Adjust.
5909 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
5910 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
5911 movmem* and clrstr* to clrmem*.
5912 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
5913 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
5914 GENERAL_REGS, always.
5915 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
5916 getting the stack pointer as addr.
5917 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
5918 from general_operand_dst.
5919 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
5921 (movmd_internal): ... this. Add modes to operands. Disparage `D'
5922 instead of requiring it to match only before reload.
5923 (stpcpy_internal_normal): New, normal-mode variant of...
5924 (stpcpy_internal): ... this. Add modes to operands. Disparage
5925 `D' instead of requiring it to match only before reload.
5926 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
5928 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
5929 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
5931 * config/h8300/h8300.md (attr type): Add call.
5932 (attr can_delay): If type is call, set it no.
5933 (call, call_value): Set type to call.
5934 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
5935 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
5936 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
5937 * tree.c (get_narrower): Don't narrow integral types into
5939 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
5940 frame_size *before* the first use.
5941 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
5943 (peephole2): Don't widen instructions that push SP. Move
5944 decrement of SP to the end of all stm-generating peepholes.
5945 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
5946 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
5947 and OR to set it to all ones.
5948 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
5949 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
5950 (call, call_value): Set can_delay to "no".
5951 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
5952 * config/h8300/h8300.md (extzv): Make subreg check more robust.
5953 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
5954 * config/h8300/h8300.md (*brabit): Remove.
5955 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
5956 zero_extract. Use bit_memory_operand as the predicate for
5957 operand 1 and 'WU' as the constraint. Check the difference
5958 between the base length and the final one when deciding which
5959 type of branch to use.
5960 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
5961 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
5962 Use convert_move to extend the result for TARGET_H8300SX. Check
5963 for QImode memory references. Optimize the case where the
5964 destination is a paradoxical subreg.
5965 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
5966 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
5967 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
5968 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
5969 * config/h8300/h8300.md: Include mova.md
5970 (length_table): Add mova and mova_zero.
5971 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
5972 after all constant addresses for '%R', '%X', '%T' and '%S'.
5973 (h8300_mova_length): New function.
5974 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
5975 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
5976 dependencies for s-config, etc.
5977 * config/h8300/gemova.sh: New file.
5978 * config/h8300/mova.md: Generated.
5979 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
5980 * config/h8300/h8300.c (h8300_bitfield_length): New.
5981 (nibble_operand): Adjust.
5982 (h8300_binary_length): Handle conditional binary op.
5983 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
5984 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
5985 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
5986 and P#<0, unused so far. W and Y are now prefixes to multi-letter
5987 constraints. WU is introduced as a variant of U that requires a
5988 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
5989 * config/h8300/h8300.md (attr type): Added bitbranch.
5990 (attr length_table): Added bitfield and bitbranch.
5991 (attr length): Compute bitbranch length.
5992 (andqi): Separate pattern for H8300SX. Use bfld for loading the
5993 least-significant bit of a byte.
5994 (brabit, brabc, brabs): New.
5995 (insv, extzv): Emit bfst and bfld on H8300SX.
5996 (bfld, bfst, seq, sne): New.
5997 (bstzhireg, cmpstz, bstz, bistz): New.
5998 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
5999 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
6000 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
6001 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
6002 (h8sx_unary_memory_operator): New function.
6003 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
6004 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
6005 * config/h8300/h8300.md: Add peepholes to combine reloads and
6007 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
6008 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
6009 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
6010 (and?i, ior?i, xor?i): Likewise.
6011 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
6012 * config/h8300/h8300.c: Move enums and prototypes to head of file.
6013 Various whitespace fixes.
6014 (h8300_constant_length): New function, split out from...
6015 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
6016 (h8300_classify_operand): Use IN_RANGE.
6017 (h8300_classify_operand): Use h8300_constant_length.
6018 (h8300_short_move_mem_p): Tighten size check.
6019 (h8sx_mergeable_memrefs_p): Tighten equality check.
6020 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
6021 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
6023 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
6024 * config/h8300/crtn.asm: Likewise.
6025 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
6026 if __H8300SX__ is defined.
6027 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
6028 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
6029 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
6030 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
6031 addresses as mode-dependent.
6032 * config/h8300/h8300.c (print_operand_address): Update call to
6034 (h8300_get_index): Take a mode argument. Rework to fix an
6035 earlier misunderstanding.
6036 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
6037 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
6038 into a register if TARGET_H8300SX.
6039 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
6040 TARGET_H8300SX. Also disable related define_splits.
6041 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
6042 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
6043 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
6044 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
6045 * config/h8300/h8300.h (OK_FOR_Z): New macro.
6046 (EXTRA_CONSTRAINT_STR): Check it.
6047 * config/h8300/h8300.c (h8300_classify_operand): Accept null
6049 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
6050 * config/h8300/h8300.md (length_table): Add mov_imm4.
6051 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
6052 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
6053 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
6055 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
6056 * config/h8300/h8300.c (h8300_reorg): New function.
6057 (TARGET_MACHINE_DEPENDENT_REORG): Define.
6058 * config/h8300/h8300.md (length): Subtract the length of the
6059 delay slot from (pc) when checking the range of forward branches.
6060 (delay_slot, can_delay): New attributes.
6061 (define_delay): Add bra/s handling.
6062 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
6063 (jump): Add delayed-branch handling.
6064 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
6065 * expr.c (expand_strcpy): New function.
6066 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
6067 (expand_builtin_stpcpy): Likewise.
6068 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
6069 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
6070 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
6071 handling to improve register allocation for -fno-omit-frame-pointer.
6072 (h8sx_split_movmd): Delete, moving er6 handling into...
6073 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
6074 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
6075 (movmd): Add calls to copy_rtx.
6076 (movmd_internal): In the second alternative, allow the initial and
6077 final destination registers to be different . Update the splitter
6078 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
6079 instead of h8sx_split_movmd.
6080 (stpcpy, movsd): New expanders.
6081 (movsd_internal): New define_insn.
6082 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
6083 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
6084 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
6085 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
6086 and DESTINATION_REGS.
6087 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
6088 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
6089 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
6090 (h8300_move_ratio): Declare.
6091 (MOVE_RATIO): Use it.
6092 * config/h8300/h8300.c (h8300_move_ratio): New variable.
6093 (h8300_init_once): Initialize it.
6094 (h8300_reg_class_from_letter): New function.
6095 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
6096 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
6097 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
6098 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
6099 (movstrsi, movmd): New expanders.
6100 (movmd_internal): New insn.
6101 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
6102 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
6103 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
6104 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
6105 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
6106 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
6107 * config/h8300/h8300.c (nibble_operand): Fix warning.
6108 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
6109 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
6110 (movsf_h8300h): Disable for TARGET_H8300SX.
6111 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
6112 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
6113 h8300_stm_parallel and h8300_return_parallel.
6114 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
6115 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
6116 h8300_stm_parallel, h8300_return_parallel): New functions.
6117 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
6118 if TARGET_H8300SX. Use h8300_push_pop.
6119 (h8300_expand_epilogue): Likewise. Try to merge the return insn
6120 and final pop when generating h8sx code. Always emit some form
6122 * config/h8300/h8300.md: Don't enforce register alignment in
6123 stm peepholes if TARGET_H8300SX.
6124 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
6125 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
6126 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
6127 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
6128 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
6129 (MULTILIB_DIRNAMES): Add a directory for it.
6130 (MULTILIB_MATCHES): Delete.
6131 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
6132 * final.c (walk_alter_subreg): Handle addresses with subregs
6133 inside a ZERO_EXTEND or AND.
6134 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
6135 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
6137 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
6138 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
6139 @(dd,Rn.w) and @(dd,ERn.L).
6140 (h8300_displacement_size): Take the whole address as argument.
6141 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
6142 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
6143 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
6144 (h8sx_mergeable_memrefs_p): Declare.
6145 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
6146 (HAVE_PRE_INCREMENT): Likewise.
6147 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
6148 addresses for TARGET_H8300SX,
6149 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
6151 (movb_length_table, movl_length_table): New tables.
6152 (movw_length_table): Define to movb_length_table.
6153 (h8300_displacement_size): New, split out from...
6154 (h8300_classify_address): ...here. Handle pre/post inc/dec.
6155 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
6156 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
6157 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
6158 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
6159 (compute_plussi_length, compute_plussi_cc): Update accordingly.
6160 (h8sx_unary_shift_operator): Get the mode from the operator.
6161 (binary_shift_operator): Likewise.
6162 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
6163 a memory reference, check whether the reference is offsettable.
6164 (length_table): Add movb, movw and movl.
6165 (movqi): Add new h8sx pattern. Don't force one operand to be a
6166 register when generating h8sx code.
6167 (movhi, movsi, movsf): Likewise.
6168 (movstrictqi): Use the length_table attribute.
6169 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
6170 (addqi3): Split into a define_expand and define_insn. Don't accept
6171 memory operands in the expander. Use h8300_operands_match_p to
6172 check for matching operands in the define_insn.
6173 (subqi3, negqi2, one_cmplqi2): Likewise.
6174 (add[hs]i3): Don't accept memory operands in the expander. Likewise
6175 in any patterns that are unused in h8sx code. In the h8sx patterns,
6176 use h8300_operands_match_p to check whether operands match.
6177 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
6178 one_cmpl[hs]i3): Likewise.
6179 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
6181 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
6182 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
6183 (h8300_insn_length_from_table): Add a second parameter.
6184 (output_h8sx_shift): Declare.
6185 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
6186 (EXTRA_CONSTRAINT): Replace with...
6187 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
6188 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
6189 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
6190 and h8sx_binary_shift_operator.
6191 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
6193 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
6194 (bit_memory_operand, fix_bit_operand): Likewise.
6195 (h8300_length_table_for_insn): Remove.
6196 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
6198 (h8300_short_immediate_length, h8300_binary_length): New functions.
6199 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
6200 (output_plussi): Use sub to add negative constants.
6201 (compute_plussi_length): Adjust accordingly.
6202 (h8sx_single_shift_type): New enum.
6203 (h8sx_single_shift, h8sx_unary_shift_operator,
6204 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
6205 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
6206 single h8sx instruction. Return false in this case.
6207 * config/h8300/h8300.md (length_table): Add short_immediate.
6208 (length): Pass the operand array to h8300_insn_length_from_table.
6209 (adjust_length): Assume "no" for insns with a length_table attribute.
6210 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
6211 (*addhi3_h8300hs): Don't use for h8sx.
6212 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
6214 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
6215 1's predicate to nonimmediate_operand. Only skip default expansion
6216 if expand_a_shift or expand_a_rotate returns true. Add new patterns
6217 for single h8sx shift instructions.
6218 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
6219 * config/h8300/h8300.c (nibble_operand): Split out of...
6220 (reg_or_nibble_operand): ... this.
6221 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
6222 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
6223 umulhisi3): Introduce expand, and introduce separate insns for
6224 sign- or zero-extended REG and already-extended CONST_INT.
6225 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
6226 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
6227 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
6228 (subhi3): Likewise. Don't accept immediates for operand 1.
6229 Remove the early clobber from second alternative of the h8300s pattern.
6230 (subsi3): Generalize for h8sx. Force operand 2 into a register
6231 on plain h8300 targets.
6232 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
6233 (subsi3_h8300h): Generalize for h8sx.
6234 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
6235 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
6236 * config/h8300/h8300.c (reg_or_nibble_operand): New.
6237 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
6238 (TARGET_H8300SXMUL): New.
6239 (CONST_OK_FOR_P): New.
6240 (CONST_OK_FOR_LETTER_P): Adjust.
6241 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
6242 umulhisi3): Accept 4-bit immediate on H8SX.
6243 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
6244 (udivsi3, divhi3, udivsi3, divsi3): New.
6245 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
6246 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
6247 * config/h8300/h8300.h (OK_FOR_Q): New macro.
6248 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
6249 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
6250 Add ADDRESSOF to the bit_operand entry.
6251 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
6252 (h8300_src_operand): Likewise.
6253 (bit_operand): Check nonimmediate_operand rather than general_operand.
6254 Accept any nonimmediate_operand in h8sx code.
6255 (h8300_and_costs): Initialize operands[1].
6256 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
6257 (h8300_operand_class): New enum.
6258 (h8300_length_table): New typedef.
6259 (addb_length_table, addw_length_table, addl_length_table,
6260 logicl_length_table): New tables.
6261 (logicb_length_table, logicw_length_table): New macros.
6262 (h8300_classify_operand, h8300_length_from_table,
6263 h8300_length_table_for_insn, h8300_unary_length,
6264 h8300_insn_length_from_table): New functions.
6265 (output_plussi): Only use adds and subs for register destinations.
6266 Disable redundant clause.
6267 (compute_plussi_cc): Likewise.
6268 (compute_plussi_length): Likewise. Use h8300_length_from_table
6269 to work out the length of an insn.
6270 (output_logical_op): Only use narrower immediate instructions
6271 if the destination is a register.
6272 (compute_logical_op_cc): Likewise.
6273 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
6274 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
6275 * config/h8300/h8300.md (length_table): New attribute.
6276 (length): When an instruction has a length_table attribute, use
6277 h8300_insn_length_from_table to calculate its default length.
6278 (cmpqi): Use h8300_dst_operand for the first operand and
6279 h8300_src_operand for the second.
6280 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
6281 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
6282 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
6283 iorsi3, xorhi3, xorsi3): Likewise.
6284 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
6285 so that it allows any combination of operands for TARGET_H8300SX.
6286 (iorqi3, xorqi3): Likewise.
6287 (cmpqi): Use the length_table attribute.
6288 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
6289 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
6290 (cmpqi): Add 'Q' constraint.
6291 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
6292 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
6293 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
6294 * config/h8300/h8300.h (MASK_H8300SX): New macro.
6295 (TARGET_H8300S): True for both -ms and -msx.
6296 (TARGET_H8300SX): New macro.
6297 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
6298 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
6299 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
6300 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
6302 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
6303 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
6304 16-bit pointers and 32-bit ints.
6305 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
6306 CONST_DOUBLE with mode no wider than SImode.
6307 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
6309 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
6310 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
6312 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
6313 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
6314 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
6316 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
6318 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
6320 2004-07-07 Per Bothner <per@bothner.com>
6322 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
6324 2004-07-07 Mike Stump <mrs@apple.com>
6326 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
6327 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
6328 (machopic_finish): Likewise.
6330 2004-07-07 Richard Henderson <rth@redhat.com>
6332 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
6333 through any value-preserving cast.
6335 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
6337 * function.c (assign_parm_find_data_types): Call
6338 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
6340 2004-07-07 Steven Bosscher <stevenb@suse.de>
6342 * tree-cfg.c (group_case_labels): Remove case labels that have
6343 the same target as the default case.
6345 2004-07-07 Steven Bosscher <stevenb@suse.de>
6347 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
6348 regardless of DECL_LANG_SPECIFIC being present or not.
6349 * tree.h (DECL_NUM_STMTS): Purge.
6351 2004-07-07 Andrew Pinski <apinski@apple.com>
6353 * configure: Regenerate with the right autoconf.
6355 2004-07-07 David Edelsohn <edelsohn@gnu.org>
6357 * ifcvt.c (total_bb_rtx_cost): New function.
6358 (find_if_case_1): Compare rtx_cost of basic block to cost of
6360 (find_if_case_2): Same.
6362 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6365 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
6366 (output_return): Likewise.
6367 (output_sibcall): Abort if !flag_delayed_branch.
6368 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
6369 (emit_and_preserve): New function.
6370 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
6371 indirect jump to the thunked-to function if !flag_delayed_branch.
6372 * config/sparc/sparc.md (delayed_branch): New attribute.
6373 (load_pcrel_sym): Honor flag_delayed_branch. Use above
6374 attribute to compute the length of the insn.
6375 (goto_handler_and_restore): Likewise.
6377 2004-07-07 Andrew Pinski <apinski@apple.com>
6379 PR tree-optimization/15777
6380 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
6382 * expr.c (expand_expr_real_1): Fix formating.
6383 BUFFER_REF and IN_EXPR are dead.
6384 * fold-const.c (non_lvalue): BUFFER_REF is dead.
6385 * tree-inline.c (estimate_num_insns_1): Likewise.
6386 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
6387 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
6388 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
6390 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
6392 * collect2.c (dump_file): Don't call cplus_demangle if
6393 HAVE_LD_DEMANGLE is defined.
6394 (main): Pass "--demangle" to ld if no_demangle is not 0 and
6395 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
6396 if HAVE_LD_DEMANGLE is defined.
6398 * configure.ac (--with-demangler-in-ld): Added
6399 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
6400 --with-demangler-in-ld is used.
6401 * config.in: Regenerated.
6402 * configure: Likewise.
6404 2004-07-07 Roger Sayle <roger@eyesopen.com>
6406 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
6407 for simple floating point operations "fp", double precision
6408 multiplication "dmul", and single and double precision division
6409 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
6410 (ppc630_cost): New table split from ppc620_cost, to distinguish
6411 differences in floating point latencies.
6412 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
6413 (rs6000_rtx_costs): Add support for single and double precision
6414 floating point addition, subtraction, multiplication, division,
6415 fused-multiply-add, fused-multiply-sub, negation, absolute value
6416 and negative absolute value. Tweak MEM case to use prefered idiom.
6418 2004-07-07 Richard Henderson <rth@redhat.com>
6420 * tree-flow-inline.h (may_propagate_copy): Move...
6421 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
6422 attempt to copy between types requiring conversion.
6423 * tree-flow.h (may_propagate_copy): Update decl.
6424 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
6426 2004-07-07 Jakub Jelinek <jakub@redhat.com>
6428 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
6429 from -mtune= option.
6431 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
6433 * builtins.c: Rename movstr*, except for movstrict*, to
6434 movmem* and clrstr* to clrmem*.
6437 * genopinit.c: Likewise.
6438 * integrate.c: Likewise.
6439 * local-alloc.c: Likewise.
6440 * optabs.c: Likewise.
6441 * optabs.h: Likewise.
6442 * config/alpha/alpha.h: Likewise.
6443 * config/alpha/alpha.md: Likewise.
6444 * config/arm/arm-protos.h: Likewise.
6445 * config/arm/arm.c: Likewise.
6446 * config/arm/arm.md: Likewise.
6447 * config/avr/avr.md: Likewise.
6448 * config/c4x/c4x.c: Likewise.
6449 * config/c4x/c4x.md: Likewise.
6450 * config/frv/frv.md: Likewise.
6451 * config/i386/i386-protos.h: Likewise.
6452 * config/i386/i386.c: Likewise.
6453 * config/i386/i386.h: Likewise.
6454 * config/i386/i386.md: Likewise.
6455 * config/i860/i860.c: Likewise.
6456 * config/i860/i860.md: Likewise.
6457 * config/ip2k/ip2k.md: Likewise.
6458 * config/ip2k/libgcc.S: Likewise.
6459 * config/ip2k/t-ip2k: Likewise.
6460 * config/m32r/m32r.c: Likewise.
6461 * config/m32r/m32r.md: Likewise.
6462 * config/mcore/mcore.md: Likewise.
6463 * config/mips/mips.c: Likewise.
6464 * config/mips/mips.md: Likewise.
6465 * config/ns32k/ns32k.c: Likewise.
6466 * config/ns32k/ns32k.h: Likewise.
6467 * config/ns32k/ns32k.md: Likewise.
6468 * config/pa/pa.c: Likewise.
6469 * config/pa/pa.md: Likewise.
6470 * config/pdp11/pdp11.h: Likewise.
6471 * config/pdp11/pdp11.md: Likewise.
6472 * config/rs6000/rs6000.c: Likewise.
6473 * config/rs6000/rs6000.md: Likewise.
6474 * config/s390/s390-protos.h: Likewise.
6475 * config/s390/s390.c: Likewise.
6476 * config/s390/s390.md: Likewise.
6477 * config/sh/lib1funcs.asm: Likewise.
6478 * config/sh/sh.c: Likewise.
6479 * config/sh/sh.md: Likewise.
6480 * config/sh/t-sh: Likewise.
6481 * config/sparc/sparc.h: Likewise.
6482 * config/vax/vax.md: Likewise.
6483 * config/xtensa/xtensa.c: Likewise.
6484 * config/xtensa/xtensa.md: Likewise.
6485 * doc/invoke.texi: Likewise.
6486 * doc/md.texi: Likewise.
6487 * doc/rtl.texi: Likewise.
6489 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
6492 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
6493 * config/mips/mips.c (mips_declare_common_object): New function,
6494 mostly split out from...
6495 (mips_output_aligned_decl_common): ...here.
6496 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
6497 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
6498 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
6499 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
6501 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6504 * function.c (assign_parms): Fix typo from previous change.
6506 2004-07-07 Jason Merrill <jason@redhat.com>
6509 * doc/extend.texi (C++ Interface): Correct information and
6512 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
6517 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
6520 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6523 * config/m32r/m32r.c (m32r_function_symbol): New function:
6524 Generate a symbol name RTX with the correct m32r specific flags
6526 (block_move_call): Use new function to generate correct symbol.
6527 * config/m32r/m32r-protos.h: Add prototype for new funcion.
6528 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
6531 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
6533 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
6534 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
6535 TYPE_BINFO_BASETYPE): Remove.
6536 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
6538 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
6540 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
6541 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
6542 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
6543 (struct tree_binfo): Rename base_types to base_binfos.
6544 * alias.c (record_component_aliases): Adjust BINFO macros.
6545 * dbxout.c (dbxout_type): Likewise.
6546 * dwarf2out.c (gen_member_die): Likewise.
6547 * sdbout.c (sdbout_one_type): Likewise.
6548 * tree-dump.c (deque_and_dump): Likewise.
6549 * config/i386/i386.c (classify_argument,
6550 contains_128bit_aligned_vector_p): Likewise.
6552 2004-07-07 Nick Clifton <nickc@redhat.com>
6554 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
6555 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
6557 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
6559 * vec.h: Fix the example use.
6561 2004-07-06 Richard Henderson <rth@redhat.com>
6563 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
6564 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
6565 * tree-inline.c (copy_body_r, setup_one_parameter,
6566 initialize_inlined_parameters, expand_call_inline,
6567 declare_inline_vars): Don't check it.
6568 (expand_calls_inline): Remove old version, rename new version
6569 from gimple_expand_calls_inline.
6570 * tree-optimize.c (execute_gimple): Remove.
6571 (pass_gimple): Don't run anything.
6573 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
6575 * doc/sourcebuild.texi: Use semicolons instead of commas in
6578 2004-07-06 Richard Henderson <rth@redhat.com>
6580 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
6581 (sra_walk_modify_expr, scan_init): Likewise.
6582 (generate_element_zero): Check visited before scanning children.
6583 (generate_element_init): Set visited on error.
6584 (scalarize_init): Handle generate_element_init failure similar
6587 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
6589 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
6590 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
6592 2004-07-06 Richard Henderson <rth@redhat.com>
6594 * config/i386/i386.c (legitimize_pic_address): Make static.
6595 (legitimize_address): Handle CONST with TLS operand.
6596 (ix86_expand_move): Don't call legitimize_pic_address directly.
6597 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
6599 2004-07-06 Roger Sayle <roger@eyesopen.com>
6601 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
6602 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
6603 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
6604 is currently executed unconditionally, i.e. not in "else_bb".
6606 2004-07-06 Steven Bosscher <stevenb@suse.de>
6608 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
6609 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6610 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
6611 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6612 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
6613 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6614 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
6615 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6616 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
6617 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6618 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
6619 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6620 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
6621 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6622 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
6623 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6625 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
6627 * dojump.c (do_jump): REFERENCE_EXPR is dead.
6628 * expr.c (expand_expr_real_1): Ditto.
6629 * tree-inline.c (estimate_num_insns_1): Ditto.
6630 * tree-pretty-print.c (dump_generic_node): Ditto.
6634 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
6636 * tree-ssa-pre.c (reference_node_pool): New pool.
6637 (find_or_generate_expression): Class 'r' is okay too.
6638 (create_value_expr_from): Ditto.
6639 (add_to_sets): LHS should not include vuses.
6641 (compute_avail): Reverse ordering of tests.
6642 Valuize INDIRECT_REF as well.
6644 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
6646 PR rtl-optimization/16380
6647 * loop.c (check_dbra_loop): Sink comparison instructions if they
6648 do something other than set cc0.
6650 2004-07-06 James E Wilson <wilson@specifixinc.com>
6652 * doc/interface.texi (longjmp and automatic variables): Delete
6653 paragraph recommending taking the address of a variable.
6655 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
6657 * vec.h (VEC_embedded_alloc): Remove.
6658 (VEC_embedded_size, VEC_embedded_init): New.
6659 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
6661 (VEC_truncate): New.
6662 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
6663 (vec_embedded_alloc): Remove.
6664 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
6665 (vec_embedded_alloc): Remove.
6667 2004-07-06 Mark Mitchell <mark@codesourcery.com>
6669 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
6670 (gt-langhooks.h): Remove.
6672 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
6674 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
6676 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
6678 * config/sparc/sparc.c (get_pc_symbol): Rename into
6679 add_pc_to_pic_symbol.
6680 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
6681 (load_pic_register): Account for previous changes.
6682 Use reg_names. Don't create the label twice.
6683 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
6684 UNSPEC_LOAD_PCREL_SYM.
6685 (get_pc): Rename into load_pcrel_sym. Add predicate to
6686 operands. Remove condition.
6688 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
6690 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
6691 RECORD, UNION & QUAL_UNION is actually a binfo.
6693 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
6694 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
6695 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
6696 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
6697 * dwarf2out.c (add_data_member_location_attribute): Likewise.
6698 (gen_inheritance_die): Likewise.
6699 * tree-dump.c (deque_and_dump): Likewise.
6700 * doc/c-tree.texi (Binfos): Add under reconstruction note.
6702 2004-07-06 Steven Bosscher <stevenb@suse.de>
6704 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
6706 * config/mcore/mcore.md: Model memory latency with a simple DFA
6707 pipeline description instead of a define_function_unit.
6709 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6711 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
6712 * langhooks.h (var_mod_type_p): Likewise.
6713 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
6714 * expr.c (count_type_elements): Properly handle return from
6715 array_type_nelts and properly test for overflow.
6716 * gimplify.c (gimplify_init_constructor): Properly handle return
6717 from array_type_nelts.
6718 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
6719 * integrate.c (copy_decl_for_inlining): Correct comments.
6720 * tree-inline.c (remap_decl): Update comments, remove dead code,
6721 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
6722 (remap_type): Only remap if variably modified by vars in function
6724 (copy_body_r): Use compatible_type langhooks to see when can fold.
6725 (setup_one_parameter): Don't remap type.
6726 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
6727 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
6728 compute TREE_INVARIANT for decl case.
6729 (find_var_from_fn): New function.
6730 (variably_modified_type_p): Add arg and call new function.
6731 * tree.h (variably_modified_type_p): Add extra arg.
6733 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
6735 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
6736 (goto_handler_and_restore_v9): Delete disabled insn.
6737 (goto_handler_and_restore_v9_sp64): Likewise.
6739 2004-07-05 Roger Sayle <roger@eyesopen.com>
6741 * calls.c (load_register_parameters): Call expand_shift instead
6742 of expand_binop with ashl_optab (or other shift optab) directly.
6743 * expr.c (emit_group_load, emit_group_store): Likewise.
6744 * function.c (assign_parm_setup_block): Likewise.
6745 * stmt.c (shift_return_value): Likewise.
6747 2004-07-05 Jakub Jelinek <jakub@redhat.com>
6749 * expr.c (expand_assignment): Disable the bitfield += optimizations.
6751 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
6753 * doc/sourcebuild.texi: Revert previous patch.
6755 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
6757 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
6758 TARGET_MEM_FUNCTIONS.
6759 * system.h: Poison TARGET_MEM_FUNCTIONS.
6760 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
6761 bcmp_libfunc, bzero_libfunc): Remove.
6762 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
6764 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
6765 * doc/standards.texi: Don't mention calling BSD string functions.
6766 * doc/invoke.texi: Likewise. Mention that memmove may be called.
6767 * config/vax/t-memfuncs: New.
6768 * config/memcmp.c, config/memcpy.c, config/memmove.c,
6769 config/memset.c: New.
6770 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
6771 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
6773 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
6774 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
6775 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
6776 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
6777 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
6778 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
6779 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
6780 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
6781 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
6782 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
6784 2004-07-05 Richard Henderson <rth@redhat.com>
6786 * function.c (assign_parm_setup_reg): Properly rename variables in
6787 FUNCTION_ARG_CALLEE_COPIES section.
6789 2004-07-05 Zack Weinberg <zack@codesourcery.com>
6791 * tree-mudflap.c: Include cgraph.h.
6792 (mf_init_extern_trees): Rename to mudflap_init. Export.
6793 Rewrite to create synthetic declarations instead of looking
6794 up declarations from mf-runtime.h.
6795 (mf_make_builtin, mf_make_cache_struct_type): New functions.
6796 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
6798 (execute_mudflap_function_decls, mudflap_register_call):
6799 Don't call mf_init_extern_trees.
6800 (mudflap_finish_file): Use cgraph_build_static_cdtor.
6802 * tree-mudflap.h: Update prototypes.
6803 * c-mudflap.c: Delete file.
6804 * c-common.c: Include tree-mudflap.h.
6805 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
6806 * Makefile.in: Remove all references to c-mudflap.o.
6807 Update dependencies.
6809 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6811 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
6812 displacements with the spatial-locality cache-control completer.
6814 2004-07-05 Zack Weinberg <zack@codesourcery.com>
6816 * langhooks.c: Don't include gt-langhooks.h.
6817 (var_labelno): Delete.
6818 (lhd_set_decl_assembler_name): Do not append a distinguishing
6819 number to file-scope internal-linkage declarations for the first
6820 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
6821 the declaration itself (if at block scope), or its containing
6822 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
6825 * opts.c (cur_in_fname): New global.
6826 * opts.h: Declare it.
6827 * tree.c: Include opts.h.
6828 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
6829 DECL_UID equal to cur_in_fname.
6830 (copy_node_stat): Do not change DECL_UID when copying a
6831 TRANSLATION_UNIT_DECL.
6832 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
6833 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
6835 * c-decl.c (c_static_assembler_name): Delete.
6836 * c-tree.h (c_static_assembler_name): Delete prototype.
6837 * c-lang.c, objc/objc-lang.c: Don't override
6838 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
6840 * Makefile.in (tree.o): Update dependencies.
6841 (GTFILES): Remove langhooks.c.
6843 2004-07-05 Roger Sayle <roger@eyesopen.com>
6845 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
6846 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
6847 Normalize "X % C" as "X % -C" for signed modulus and negative C.
6848 Optimize "X % -Y" as "X % Y" for signed modulus.
6849 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
6850 into "((unsigned) X % Y) == 0".
6852 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
6854 * sourcebuild.texi (Config Fragments): Use @comma{} in
6855 cross-reference to section title.
6857 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6859 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
6860 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
6861 (gimplify_target_expr, gimplify_expr): Likewise.
6862 (copy_if_shared_r): No longer need special case for BIND_EXPR.
6863 (unshare_body, unvisit_body): Only look at nested if BODY_P is
6865 (gimplify_compound_lval): See if we can strip any useless conversion.
6866 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
6868 (gimplify_modify_expr_to_memset): Likewise.
6869 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
6870 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
6871 (declare_inline_vars): Likewise.
6872 (walk_type_fields): New function.
6873 (walk_tree): Use it.
6874 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
6876 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
6877 (sra_walk_modify_expr): Allow init function to fail.
6878 (scan_init): Now returns bool.
6879 (generate_element_init): If can't understand INIT, return false.
6880 (scalarize_init): Return false if generate_element_init does.
6882 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
6885 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
6886 bounds if bounds aren't constant.
6888 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
6890 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
6891 to type hooks; remove bogus PARAMS.
6893 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
6895 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
6896 * dwarf2out.c (add_data_member_location_attribute): Check for
6898 * tree.c (tree_node_kinds): Add "binfos".
6899 (binfo_lang_slots): New.
6900 (make_node_stat): Add TREE_BINFO.
6901 (make_tree_binfo_stat): New.
6902 (tree_node_structure): Add TREE_BINFO.
6903 * tree.def (TREE_BINFO): New.
6904 * tree.h (REC_OR_UNION_CHECK): Rename to ...
6905 (RECORD_OR_UNION_CHECK): ... here.
6906 (NOT_RECORD_OR_UNION_CHECK): New.
6907 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
6908 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
6909 RECORD_OR_UNION_CHECK.
6910 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
6911 (TYPE_LANG_SLOT_1): New.
6912 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
6913 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
6914 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
6915 (BINFO_ELTS): Remove.
6916 (BINFO_LANG_SLOT): New.
6917 (struct tree_binfo): New.
6918 (binfo_lang_slots): Declare.
6919 (enum tree_node_structure_enum): Add TS_BINFO.
6920 (union tree_node): Add binfo.
6921 (make_tree_binfo_stat): Declare.
6922 (make_tree_binfo): New.
6923 (enum tree_node_kind): Add binfo_kind.
6925 * objc/objc-act.c (start_class, objc_declare_protocols,
6926 start_protocols): Use TYPE_LANG_SLOT_1.
6927 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
6929 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
6930 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
6931 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
6932 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
6934 2004-07-05 Steven Bosscher <stevenb@suse.de>
6936 * rtl.h (struct rtx_def): Remove the integrated flag.
6937 Use the return_val flag for MEM_SCALAR_P.
6938 Reshuffle and update flags in CLEAR_RTX_FLAGS.
6940 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
6943 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
6944 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
6947 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
6949 * var-tracking.c: Fix some comments.
6950 (frame_stack_adjust): New.
6951 (vt_stack_adjustments): Init stack_adjust of entry block to
6952 minus stack adjustment of function prologue.
6953 (adjust_stack_reference): Do not adjust if adjustment == 0.
6954 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
6955 (emit_notes_in_bb): Likewise.
6956 (vt_add_function_parameters): Do not adjust locations of
6958 (vt_initialize): Compute the stack adjustment of function
6959 prologue and offset the initial "location" of frame_base_decl
6960 from the stack pointer after prologue.
6962 2004-07-04 Richard Henderson <rth@redhat.com>
6964 * function.c (struct assign_parm_data_all): New.
6965 (struct assign_parm_data_one): New.
6966 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
6967 assign_parm_find_data_types, assign_parms_setup_varargs,
6968 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
6969 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
6970 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
6971 assign_parm_setup_block, assign_parm_setup_reg,
6972 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
6973 (assign_parms): ... here.
6975 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
6977 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
6978 now are bitmap_set_t's.
6979 (bitmap_insert_into_set): No point in inserting the value if
6981 (bitmap_set_contains): New function.
6982 (bitmap_set_replace_value): Add comment on why we do it
6984 (set_contains): Removed.
6985 (bitmap_set_subtract_from_value_set): New name of
6986 set_subtract now that it's arguments are two different
6989 (bitmap_find_leader): Change algorithm used.
6990 (find_or_generate_expression): Update use of functions for new
6992 (create_expression_by_pieces): Ditto.
6993 (insert_aux): Ditto.
6995 (add_to_sets): Ditto.
6997 (execute_pre): Ditto.
6998 (compute_avail): Ditto.
6999 Also ignore virtual phis.
7001 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
7003 * combine.c (simplify_comparison): Fix comment typo.
7005 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7007 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
7008 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
7009 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
7010 (output_restore): Change parameter from 'insn' to 'pat'.
7011 (output_return): Adjust call to output_restore.
7012 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
7013 Adjust call to output_restore.
7015 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
7017 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
7018 and assert system is bsd.
7020 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
7022 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
7023 (TARGET_SWITCHES): Remove -mdebugc.
7024 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
7025 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
7026 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
7027 (sle_[sd]i_reg): Delete.
7029 2004-07-04 Steven Bosscher <stevenb@suse.de>
7031 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
7033 * config/iq2000/iq2000.md: Translate old pipeline description to an
7036 2004-07-04 Roger Sayle <roger@eyesopen.com>
7038 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
7039 Ensure the replacement rhs is valid gimple before performing
7040 the substitution. Return false if these sanity checks fail.
7041 (fold_stmt): Only set changed to true, if set_rhs returns true.
7042 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
7045 2004-07-04 Richard Henderson <rth@redhat.com>
7048 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
7050 2004-07-04 Mark Mitchell <mark@codesourcery.com>
7052 * configure.ac (ranlib_flags): New variable.
7053 * Makefile.in (RANLIB_FLAGS): New variable.
7054 (libbackend.a): Use it.
7055 * configure: Regenerated.
7057 2004-07-04 Roger Sayle <roger@eyesopen.com>
7059 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
7060 a "sign mask" instead of using ashr_optab directly.
7062 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
7064 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
7065 * doc/cppopts.texi: Clarify processing of command-line defines.
7067 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
7069 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
7071 2004-07-04 Richard Henderson <rth@redhat.com>
7073 * rtl.def (ADDRESSOF): Remove.
7074 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
7075 (find_base_term, memrefs_conflict_p): Likewise.
7076 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
7077 (fold_rtx, cse_insn, set_live_p): Likewise.
7078 * dwarf2out.c (mem_loc_descriptor): Likewise.
7079 (add_location_or_const_value_attribute): Likewise.
7080 * emit-rtl.c (copy_insn_1): Likewise.
7081 * explow.c (memory_address): Likewise.
7082 * expmed.c (store_split_bit_field): Likewise.
7083 * expr.c (expand_expr_real_1): Likewise.
7084 * function.c (instantiate_decl
7085 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
7086 * genrecog.c (preds, validate_pattern): Likewise.
7087 * integrate.c (copy_rtx_and_substitute): Likewise.
7088 * recog.c (general_operand, register_operand): Likewise.
7089 (memory_address_p): Likwise.
7090 * reload1.c (eliminate_regs, elimination_effects): Likewise.
7091 * rtl.c (copy_rtx): Likewise.
7092 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
7093 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
7094 * rtlhooks.c (gen_lowpart_general): Likewise.
7095 * stmt.c (expand_asm_operands): Likewise.
7096 * web.c (entry_register, replace_ref, web_main): Likewise.
7097 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
7098 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
7099 * config/arm/arm.c (thumb_rtx_costs): Likewise.
7100 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
7101 * config/frv/frv.c (move_destination_operand, move_source_operand,
7102 condexec_dest_operand, condexec_source_operand,
7103 condexec_memory_operand): Likewise.
7104 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
7105 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
7106 (destination_xfmode_operand): Likewise.
7107 * config/mips/mips.h (PREDICATE_CODES): Likewise.
7108 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
7109 * config/s390/s390.c (general_s_operand): Likewise.
7110 * config/s390/s390.md (mov*): Likewise.
7111 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
7113 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
7114 * expr.c (expand_expr_real_1): Likewise.
7115 * stmt.c (expand_decl): Likewise.
7116 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
7118 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
7119 postponed_insns, put_var_into_stack, put_reg_into_stack,
7120 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
7121 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
7122 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
7123 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
7124 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
7125 purge_bitfield_addressof_replacements, purge_addressof_replacements,
7126 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
7127 struct insns_for_mem_walk_info, insns_for_mem_walk,
7128 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
7129 setjmp_protect_args): Remove.
7130 (push_function_context_to): Don't handle var_refs_queue.
7131 (pop_function_context_from, free_after_compilation): Likewise.
7132 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
7133 (assign_parms, allocate_struct_function): Likewise.
7134 (use_register_for_decl): New.
7135 (expand_function_end): Don't setjmp_protect.
7136 * function.h (struct emit_status): Update commentary.
7137 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
7138 (max_parm_reg, parm_reg_stack_loc): Remove.
7139 * passes.c (DFI_addressof): Remove.
7140 (dump_file_info): Remove addressof.
7141 (rest_of_handle_addressof): Remove.
7142 (rest_of_compilation): Don't call it.
7143 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
7144 * stmt.c (expand_decl): Use use_register_for_decl.
7145 * tree.h: Update decls.
7146 * web.c (mark_addressof): Remove.
7147 * doc/invoke.texi (-dF): Remove.
7149 2004-07-03 Richard Henderson <rth@redhat.com>
7151 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
7152 instead of gen_mem_addressof.
7153 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
7154 TImode output register.
7156 2004-07-03 Richard Henderson <rth@redhat.com>
7158 PR tree-optimization/16341
7159 * tree-sra.c (sra_walk_function): Increment to next stmt before
7160 processing the current stmt.
7161 (sra_insert_after): Always use BSI_SAME_STMT.
7163 2004-07-03 Richard Henderson <rth@redhat.com>
7165 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
7168 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
7170 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
7171 with tree_int_cst_equal.
7173 2004-07-03 Andreas Schwab <schwab@suse.de>
7175 * config/ia64/ia64.md: Define new attribute "empty".
7176 (prologue_use, nop_x, insn_group_barrier): Set it.
7178 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
7179 skip over "empty" insns.
7181 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7183 * tree-inline.c (initialize_inlined_parameters): Pass proper function
7184 context to gimplify_body.
7185 (walk_tree): Don't walk into types twice.
7186 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
7188 * tree-sra.c (generate_element_init): Remove any useless conversions.
7190 * gimplify.c (gimplify_conversion): Remove stripping useless
7191 conversions from here.
7192 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
7193 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
7194 Unshare before substituting PLACEHOLDER_EXPR.
7195 (gimplify_modify_expr_to_memset): Likewise.
7196 Pass address of TO to memset, not TO itself.
7197 (gimplify_init_constructor): Make copy of OBJECT so we have it each
7198 time we make an expression (to match a PLACEHOLDER_EXPR).
7200 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
7201 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
7202 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
7203 * tree-ssa-dom.c (local_fold): Likewise.
7205 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
7206 * langhooks.h (strct lang_hooks): New field type_max_size.
7207 * function.c (assign_temp): Call it.
7209 2004-07-03 Steven Bosscher <stevenb@suse.de>
7211 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
7212 * config/sh/sh.md: Convert the SH1 pipeline description to
7215 2004-07-02 Zack Weinberg <zack@codesourcery.com>
7217 * c-decl.c (struct c_binding): Remove contour field; add
7218 depth, invisible, nested fields.
7219 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
7220 (B_IN_EXTERNAL_SCOPE): New convenience macros.
7221 (bind): Add invisible and nested arguments. Initialize
7222 new fields of struct c_binding; adjust loop scanning for
7224 (free_binding_and_advance): Clear structure with memset.
7225 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
7226 in file scope, even if it's in external scope too.
7227 (pushdecl): Adjust to match. Create invisible file-scope
7228 declarations for block-scope forward declarations of static functions.
7229 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
7230 (undeclared_variable, lookup_label, declare_label, define_label)
7231 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
7232 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
7233 (store_parm_decls_oldstyle): Adjust to match.
7234 (diagnose_mismatched_decls): Correct handling of linkage clashes.
7235 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
7237 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
7238 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
7240 2004-07-02 Richard Henderson <rth@redhat.com>
7242 * c-decl.c (grokdeclarator): Don't frob current_function_decl
7243 around variable_size.
7244 (set_decl_nonlocal): Remove.
7245 (store_parm_decls): Add stmts for pending sizes.
7246 * calls.c (calls_function, calls_function_1): Remove.
7247 (precompute_arguments): Don't call it.
7248 * cfgexpand.c (set_save_expr_context): Remove.
7249 (tree_expand_cfg): Don't call it.
7250 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
7251 (dwarf2out_finish): Likewise.
7252 * expr.c (emit_block_move): Adjust addresses to BLKmode.
7253 (store_constructor): Don't pre-evaluate SAVE_EXPR.
7254 (safe_from_p): Don't queue SAVE_EXPRs.
7255 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
7256 or build plain VAR_DECLs.
7257 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
7259 (fold_checksum_tree): Don't special-case SAVE_EXPR.
7260 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
7261 (put_var_into_stack): Don't handle SAVE_EXPR.
7262 (gen_mem_addressof): Likewise.
7263 * function.h (struct function): Remove x_save_expr_regs.
7264 (save_expr_regs): Remove.
7265 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
7266 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
7267 * stor-layout.c (variable_size): Don't set it.
7268 (force_type_save_exprs, force_type_save_exprs_1): Remove.
7269 * tree-inline.c (remap_save_expr): Remove fn argument. Update
7270 all callers. Don't set SAVE_EXPR_CONTEXT.
7271 * tree-inline.h (remap_save_expr): Update decl.
7272 * tree.c (save_expr): Update build size.
7273 (first_rtl_op): Don't handle SAVE_EXPR.
7274 (unsave_expr_1, contains_placeholder_p): Likewise.
7275 (decl_function_context): Likewise.
7276 * tree.def (SAVE_EXPR): Remove args 1 and 2.
7277 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
7278 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
7280 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
7282 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
7283 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
7284 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
7285 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
7286 some first-person references and patronizing comments. Based on
7288 * doc/invoke.texi: Don't reference fortran@gnu.org.
7289 * doc/trouble.texi (Warning when a non-void function value is
7290 ignored): Rewrite. From Russ Allbery and Chris Devers.
7292 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
7294 * tree-ssa-pre.c (bitmap_set_t): New.
7295 (bb_value_sets): avail_out is now a bitmap_set_t.
7296 (bitmap_find_leader): New function.
7297 (bitmap_value_insert_into_set): Ditto.
7298 (bitmap_set_copy): Ditto.
7299 (bitmap_value_replace_in_set): Ditto.
7300 (bitmap_set_contains_value): Ditto.
7301 (bitmap_set_new): Ditto.
7302 (bitmap_set_pool): New pool.
7303 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
7304 (insert_aux): Ditto.
7305 (add_to_sets): Ditto.
7306 (compute_avail): Ditto
7310 (execute_pre): Ditto.
7312 2004-07-02 Roger Sayle <roger@eyesopen.com>
7314 * config/rs6000/rs6000.c (struct processor_costs): New structure
7315 used to hold instruction latencies/sizes for processor types.
7316 (rs6000_cost): New global variable pointing to current CPU's costs.
7317 (rs6000_override_options): Initialize rs6000_cost to point to the
7318 appropriate cost table based upon rs6000_cpu and optimize_size.
7319 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
7322 2004-07-02 Richard Henderson <rth@redhat.com>
7324 * expmed.c (make_tree): Don't use SET_DECL_RTL.
7326 2004-07-02 Steven Bosscher <stevenb@suse.de>
7328 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
7330 2004-07-01 Richard Henderson <rth@redhat.com>
7332 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
7333 (alpha_gp_save_rtx): Use assign_stack_local instead of
7336 2004-07-01 Richard Henderson <rth@redhat.com>
7338 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
7339 (alpha_rtx_cost_data): Update to match.
7340 (alpha_rtx_cost_size): New.
7341 (alpha_rtx_costs): Honor optimize_size.
7343 2004-07-01 Richard Henderson <rth@redhat.com>
7345 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
7346 * cfgexpand.c (tree_expand_cfg): Do it here.
7347 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
7348 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
7349 * config/mips/mips.c (mips_output_mi_thunk): And here.
7350 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
7351 * config/sh/sh.c (sh_output_mi_thunk): And here.
7352 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
7354 2004-07-01 Richard Henderson <rth@redhat.com>
7356 * tree.def (RTL_EXPR): Remove.
7357 * c-typeck.c (lvalue_p): Don't handle it.
7358 * expr.c (safe_from_p): Likewise.
7359 (expand_expr_real_1): Likewise.
7360 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
7361 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
7362 * gengtype.c (adjust_field_tree_exp): Likewise.
7363 * stmt.c (warn_if_unused_value): Likewise.
7364 * tree-gimple.c (recalculate_side_effects): Likewise.
7365 * tree-pretty-print.c (dump_generic_node): Likewise.
7366 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
7367 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
7368 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
7370 * stmt.c (struct stmt_status): Remove x_last_expr_type,
7371 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
7372 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
7373 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
7374 all the bits that tracked last_expr.
7375 (expand_end_bindings): Don't track last_expr.
7376 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
7377 (clear_last_expr): Remove.
7378 (expand_asm): Don't call it.
7379 (expand_asm_operands, expand_end_cond): Likewise.
7380 (expand_naked_return, expand_null_return_1): Likewise.
7381 * c-typeck.c (c_begin_compound_stmt): Likewise.
7382 * cfgexpand.c (expand_block): Use expand_expr_stmt.
7383 * expr.c (expand_expr_real_1): Likewise.
7384 * tree.h: Update prototypes.
7386 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
7387 (struct emit_status): Remove sequence_rtl_expr.
7388 (struct function): Remove x_rtl_expr_chain.
7389 (seq_rtl_expr, rtl_expr_chain): Remove.
7390 * function.c (struct temp_slot): Remove rtl_expr.
7391 (assign_stack_temp_for_type): Don't set it.
7392 (free_temp_slots, pop_temp_slots): Don't check it.
7393 (free_after_compilation): Don't clear x_rtl_expr_chain.
7394 (fixup_var_refs): Don't search it.
7395 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
7396 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
7398 (push_topmost_sequence): Likewise.
7399 (end_sequence, init_emit): Likewise.
7400 (start_sequence_for_rtl_expr): Remove.
7401 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
7402 * rtl.h (preserve_rtl_expr_result): Remove.
7404 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
7406 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
7407 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
7410 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
7412 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
7413 (STANDARD_STARTFILE_PREFIX_2): Define.
7414 (standard_startfile_prefix_1): Initialize to
7415 STANDARD_STARTFILE_PREFIX_1.
7416 (standard_startfile_prefix_2): Initialize to
7417 STANDARD_STARTFILE_PREFIX_2.
7418 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
7419 (STANDARD_STARTFILE_PREFIX_1): Define.
7420 (STANDARD_STARTFILE_PREFIX_2): Define.
7421 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
7422 (STANDARD_STARTFILE_PREFIX_2): Document.
7424 2004-07-01 Richard Henderson <rth@redhat.com>
7426 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
7427 in order to disable scalarization. Instead set a flag and wait
7428 for a candidate decl.
7430 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
7432 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
7433 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
7434 Use terminology "testsuite" and "enumerated".
7436 2004-07-01 Richard Henderson <rth@redhat.com>
7438 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
7439 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
7440 (initial_return_save): Likewise.
7441 (flush_queued_reg_saves): Remap register numbers.
7442 (dwarf2out_return_reg): Likewise.
7444 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7446 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
7448 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
7449 access functions for lower bound and element size and only output
7450 if lower bound nonzero or element size not same as that of type.
7451 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
7453 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
7455 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
7457 2004-07-01 Per Bothner <per@bothner.com>
7459 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
7461 2004-07-01 Jakub Jelinek <jakub@redhat.com>
7463 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
7464 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
7465 first operand. Don't optimize if the bitfield is volatile.
7467 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
7469 * c-pretty-print.c (pp_c_postfix_expression): Handle
7470 floating-point comparison operators.
7471 (pp_c_expression): Pass floating-point comparison
7472 operators to pp_c_postfix_expression.
7474 2004-07-01 Roger Sayle <roger@eyesopen.com>
7476 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
7477 rtx_cost instead of "had_mult" to determine whether the transformed
7478 expression is cheaper than the original.
7480 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
7482 * alias.c (get_alias_set, canon_rtx, get_addr,
7483 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
7485 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
7486 expand_builtin): Likewise.
7487 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
7489 * combine.c (can_combine_p, combinable_i3pat, try_combine,
7490 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
7491 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
7492 record_dead_and_set_regs_1, get_last_value_validate,
7493 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
7494 * cse.c (check_dependence, canon_hash, equiv_constant,
7495 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
7496 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
7497 count_reg_usage): Likewise.
7498 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
7499 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
7500 cselib_record_sets): Likewise.
7501 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
7502 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
7503 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
7504 * df.c (df_uses_record): Likewise.
7505 * dojump (do_jump): Likewise.
7506 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
7507 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
7508 decl_start_label): Likewise.
7509 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
7510 operand_subword, change_address_1, make_safe_from): Likewise.
7511 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
7512 stabilize, force_not_mem): Likewise.
7513 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
7514 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
7515 * expr.c (convert_move, convert_modes, emit_block_move,
7516 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
7517 emit_move_insn_1, expand_assignment, store_expr,
7518 store_constructor_field, store_constructor, store_field,
7519 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
7521 * final.c (cleanup_subreg_operands, alter_subreg,
7522 get_mem_expr_from_op): Likewise.
7523 * flow.c (notice_stack_pointer_modification_1,
7524 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
7526 * function.c (mark_temp_addr_taken, preserve_temp_slots,
7527 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
7528 optimize_bit_field, flush_addressof, purge_addressof_1,
7529 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
7530 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
7531 keep_stack_depressed): Likewise.
7532 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
7533 noce_process_if_block, find_memory): Likewise.
7534 * integrate.c (subst_constants, allocate_initial_values): Likewise.
7535 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
7536 update_equiv_regs): Likewise.
7537 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
7538 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
7539 * optabs.c (expand_abs, emit_unop_insn): Likewise.
7540 * passes.c (rest_of_handle_final): Likewise.
7541 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
7542 move2add_note_store): Likewise.
7543 * ra-build.c (detect_remat_webs): Likewise.
7544 * ra-debug.c (dump_static_insn_cost): Likewise.
7545 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
7546 * recog.c (validate_change, apply_change_group, cancel_changes,
7547 validate_replace_rtx_1, general_operand, register_operand,
7548 nonmemory_operand, push_operand, pop_operand, memory_operand,
7549 indirect_operand, asm_operand_ok, offsettable_memref_p,
7550 offsettable_nonstrict_memref_p, constrain_operands,
7551 store_data_bypass_p): Likewise.
7552 * reg-stack.c (subst_stack_regs_pat): Likewise.
7553 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
7554 copy_cost, reg_scan_mark_refs): Likewise.
7555 * regmove.c (optimize_reg_copy_3, stack_memref_p,
7556 combine_stack_adjustments_for_block): Likewise.
7557 * regrename.c (copyprop_hardreg_forward_1): Likewise.
7558 * reload.c (can_reload_into, push_reload, decompose, immune_p,
7559 find_reloads, find_reloads_address, find_reloads_address_1,
7560 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
7561 find_equiv_reg): Likewise.
7562 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
7563 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
7564 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
7565 delete_address_reloads): Likewise.
7566 * resource.c (mark_referenced_resources): Likewise.
7567 * rtlanal.c (get_jump_table_offset, count_occurrences,
7568 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
7569 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
7570 num_sign_bit_copies1): Likewise.
7571 * rtlhooks.c (gen_lowpart_general): Likewise.
7572 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
7573 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
7574 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
7575 sdbout_global_decl): Likewise.
7576 * simplify-rtx.c (simplify_subreg): Likewise.
7577 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
7578 expand_anon_union_decl, expand_end_case_type): Likewise.
7579 * unroll.c (calculate_giv_inc): Likewise.
7580 * var-tracking.c (stack_adjust_offset_pre_post,
7581 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
7582 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
7583 vt_add_function_parameters): Likewise.
7584 * varasm.c (make_var_volatile, notice_global_symbol,
7585 assemble_external, decode_addr_const, mark_weak,
7586 default_encode_section_info): Likewise.
7588 2004-07-01 Steven Bosscher <stevenb@suse.de>
7590 * stmt.c (check_seenlabel): Remove.
7591 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
7593 2004-07-01 Richard Henderson <rth@redhat.com>
7595 * function.h (struct function): Remove x_function_call_count.
7596 (function_call_count): Remove.
7597 * calls.c (expand_call): Don't set it.
7598 * integrate.c (copy_rtx_and_substitute): Likewise.
7600 * function.h (struct function): Remove x_cleanup_label.
7601 (cleanup_label): Remove.
7602 * stmt.c (expand_value_return): Don't use it.
7603 * function.c (free_after_compilation): Don't set it.
7604 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
7605 * cfgexpand.c (tree_expand_cfg): Update call.
7606 * tree.h (expand_function_start): Update decl.
7608 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
7611 * c-lang.c (c_initialize_diagnostics): Move from here ...
7612 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
7613 (c_tree_printer): Use pretty-printer to format %T.
7614 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
7615 before '*' if not C++.
7616 (pp_c_direct_abstract_declarator): Don't try to print array upper
7617 bound for flexible array members.
7618 * c-tree.h: Include "diagnostic.h".
7619 (c_initialize_diagnostics): Declare.
7620 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
7621 * c-format.c (format_type_warning): New function. Improve
7622 diagnostics for incorrect format argument types.
7623 (check_format_types): Use it. Add two parameters. Use the
7624 TYPE_MAIN_VARIANT of wanted_type.
7625 (check_format_info_main): Pass new parameters to
7627 (struct format_wanted_type): Update comment.
7629 2004-07-01 Nick Clifton <nickc@redhat.com>
7631 * target.h (struct gcc_target): Add new field to struct cxx:
7632 import_export_class.
7633 * target-def.h (TARGET_CXX): Initialise the new field.
7634 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
7636 * doc/tm.texi: Document the new target hook.
7638 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
7640 * builtins.c (fold_builtin_classify): Fix typo.
7642 2004-07-01 Richard Henderson <rth@redhat.com>
7644 * function.c (identify_blocks, identify_blocks_1): Remove.
7645 * function.h (identify_blocks): Remove.
7646 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
7648 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
7650 * builtins.c (fold_builtin_classify): New.
7651 (fold_builtin_unordered_cmp): Fix commentary.
7652 (fold_builtin): Use it.
7653 * builtins.def: Define builtins for isnan,
7654 isnanf, isnanl, finite, finitef, finitel,
7655 isinf, isinff, isinfl.
7657 2004-07-01 Richard Henderson <rth@redhat.com>
7659 * function.h (struct function): Remove dont_emit_block_notes.
7660 * gimple-low.c (lower_function_body): Don't set it.
7661 * cfgexpand.c (expand_block): Don't check it.
7662 * cfglayout.c (insn_locators_initialize): Likewise.
7663 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
7664 * passes.c (rest_of_compilation): Likewise.
7665 * stmt.c (expand_start_bindings_and_block): Likewise.
7666 (expand_end_bindings): Likewise.
7668 2004-07-01 Richard Henderson <rth@redhat.com>
7670 * cgraph.h (cgraph_build_static_cdtor): Declare.
7671 * cgraphunit.c (cgraph_build_static_cdtor): New.
7672 * c-objc-common.c (build_cdtor): Use it.
7673 * coverage.c (create_coverage): Likewise.
7674 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
7675 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
7677 See ChangeLog.11 for earlier changes.
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