1 2004-08-14 Gerald Pfeifer <gerald@pfeifer.com>
2 Dimitri Papadopoulos-Orfanos <papadopo@shfj.cea.fr>
3 Dave Korn <dk@artimi.com>
5 * doc/install.texi (Building): Avoid duplicate reference to GNU
7 (*-*-solaris2*): Do not recommend GNU make any longer. Simplify.
9 2004-08-14 Richard Henderson <rth@redhat.com>
11 * config/alpha/alpha.h (PROMOTE_MODE): Don't promote vector types.
12 * config/alpha/alpha.c (function_value): Use PROMOTE_MODE.
14 2004-08-13 Richard Henderson <rth@redhat.com>
16 * config/i386/i386.md (call_1, sibcall_1, call_1_rex64): Use Pmode
17 for constant_call_address_operand.
18 (call_value_pop_1, call_value_1): Likewise.
19 (sibcall_value_1, call_value_1_rex64): Likewise.
21 2004-08-13 James E Wilson <wilson@specifixinc.com>
23 * config/mips/sb1.md (ir_sb1_divdf_2pipes, ir_sb1_divdf_1pipe):
24 Correct mode from SFmode to DFmode.
26 2004-08-13 Ziemowit Laski <zlaski@apple.com>
28 * config/darwin.h (EXTRA_SECTION_FUNCTIONS): Mark the __sel_fixup,
29 __cstring_object and __image_info sections with the no_dead_strip
32 2004-08-13 Roger Sayle <roger@eyesopen.com>
33 David Billinghurst <David.Billinghurst@riotinto.com>
36 * fixinc/inclhack.def (irix___generic1, irix___generic2): New.
37 * fixinc/fixincl.x: Regenerate.
38 * fixinc/tests/base/internal/math_core.h: New file.
40 2004-08-13 Richard Henderson <rth@redhat.com>
42 * dbxout.c (NO_DBX_FUNCTION_END): Default to zero.
43 (dbxout_function_end): Remove ifdefs for it.
44 (dbxout_begin_prologue): Protect N_BNSYM with it, and gdb extensions.
46 2004-08-13 Richard Henderson <rth@redhat.com>
48 * Makefile.in (insn-preds.o): Depend on TREE_H.
49 * genpreds.c (write_insn_preds_c): Include tree.h.
50 * config/alpha/alpha.c (reg_or_0_operand, reg_or_6bit_operand,
51 reg_or_8bit_operand, cint8_operand, add_operand, sext_add_operand,
52 const48_operand, and_operand, or_operand, mode_width_operand,
53 mode_mask_operand, mul8_operand, const0_operand,
54 hard_fp_register_operand, hard_int_register_operand,
55 reg_or_cint_operand, some_operand, some_ni_operand, input_operand,
56 samegp_function_operand, direct_call_operand, small_symbolic_operand,
57 global_symbolic_operand, call_operand, symbolic_operand,
58 dtp16_symbolic_operand, dtp32_symbolic_operand,
59 gotdtp_symbolic_operand, tp16_symbolic_operand, tp32_symbolic_operand,
60 gottp_symbolic_operand, alpha_comparison_operator,
61 alpha_zero_comparison_operator, alpha_swapped_comparison_operator,
62 signed_comparison_operator, alpha_fp_comparison_operator,
63 divmod_operator, fix_operator, aligned_memory_operand,
64 unaligned_memory_operand, reg_or_unaligned_mem_operand,
65 any_memory_operand, reg_not_elim_operand, normal_memory_operand,
66 reg_no_subreg_operand, addition_operation): Move to predicates.md.
67 (reg_or_const_int_operand): Remove. Replace all users with
69 (tls_symbolic_operand_1): Export. Don't check mode or for CONST.
70 (resolve_reload_operand): Split out of aligned_memory_operand.
71 * config/alpha/alpha-protos.h: Update for exports.
72 * config/alpha/alpha.h (PREDICATE_CODES): Remove.
73 * config/alpha/alpha.md: Include predicates.md.
74 * config/alpha/predicates.md: New file.
76 2004-08-13 Richard Sandiford <rsandifo@redhat.com>
78 * genattrtab.c (insn_ent): Replace insn_code, insn_index and lineno
79 fields with a pointer to the instruction definition.
80 (get_attr_value, fill_attr, make_length_attrs, remove_insn_ent)
81 (insert_insn_ent, simplify_test_exp, optimize_attrs, write_attr_get)
82 (write_attr_case, write_const_num_delay_slots): Update accordingly.
83 (write_attr_case, write_const_num_delay_slots): Write the name of
84 an insn next to its case statement.
85 * genoutput.c (data): Add a filename field.
86 (gen_insn, gen_peephole, gen_expand, gen_split): Set it.
87 (output_insn_data): Print the location of each insn definition.
88 * genrecog.c (write_action): Print the name of an insn above
89 the statement that returns its code.
91 2004-08-12 Andrew Pinski <pinskia@physics.uc.edu>
93 * config/darwin-c.c (find_subframework_file): Fix spelling of cannot.
94 * config/libgloss.h: Likewise.
95 * config/arm/arm.c (arm_gen_load_multiple): Likewise.
96 * c4x/c4x-modes.def: Likewise.
97 * config/c4x/c4x.c (c4x_hard_regno_rename_ok): Likewise.
98 (c4x_rptb_nop_p): Likewise.
99 (c4x_rptb_valid_p): Likewise.
100 (c4x_rptb_insert): Likewise.
101 (c4x_address_conflict): Likewise.
102 * config/c4x/c4x.md: Likewise.
103 * config/frv/frv.md: Likewise.
104 * config/i386/athlon.md: Likewise.
105 * config/i386/i386.md: Likewise.
106 * config/i386/predicates.md: Likewise.
107 * config/ia64/ia64.c: Likewise.
108 * config/ia64/itanium1.md: Likewise.
109 * config/ia64/itanium2.md: Likewise.
110 * config/iq2000/iq2000.md: Likewise.
111 * config/mcore/mcore.c: Likewise.
112 * config/mips/mips.c: Likewise.
113 * config/mips/r3900.h: Likewise.
114 * config/mips/sb1.md: Likewise.
115 * config/pa/milli64.S: Likewise.
116 * config/pa/pa.c: Likewise.
117 * config/pa/pa.h: Likewise.
118 * config/rs6000/8540.md: Likewise.
120 2004-08-13 Daniel Berlin <dberlin@dberlin.org>
122 * Makefile.in (BOOT_CFLAGS): Remove accidental addition of -dU.
124 2004-08-13 J"orn Rennecke <joern.rennecke@superh.com>
126 * sh.md (cbranch define_delay) Use cond_delay_slot for
127 non-anulled condition too.
129 2004-08-12 David Edelsohn <edelsohn@gnu.org>
131 * config/rs6000/rs6000.c (any_parallel_operand): New predicate.
132 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
133 any_parallel_operand, lmw_operation, stmw_operation,
134 mfcr_operation, mtcrf_operation. Remove PARALLEL from any_operand.
135 * config/rs6000/rs6000.md (save_fpregs_{si,di}): Use
136 any_parallel_operand.
137 (return_and_restore_fpregs_{si,di}): Same.
139 2004-08-12 Zack Weinberg <zack@codesourcery.com>
141 * genrecog.c (add_to_sequence): When processing a MATCH_PARALLEL,
142 if pred->singleton != PARALLEL, issue a warning and pretend it was.
143 Also issue a warning for any predicate we don't know about.
145 2004-08-12 Richard Henderson <rth@redhat.com>
147 * config/i386/i386.c (internal_label_prefix): Export.
148 (internal_label_prefix_len, struct ix86_address,
149 ix86_decompose_address, maybe_get_pool_constant,
150 ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes,
151 memory_address_length): Export.
152 (any_fp_register_operand, fp_register_operand,
153 register_and_not_any_fp_reg_operand, register_and_not_fp_reg_operand,
154 x86_64_general_operand, x86_64_szext_general_operand,
155 x86_64_nonmemory_operand, x86_64_movabs_operand,
156 x86_64_szext_nonmemory_operand, x86_64_immediate_operand,
157 x86_64_zext_immediate_operand, const_int_1_31_operand,
158 symbolic_operand, pic_symbolic_operand, local_symbolic_operand,
159 tls_symbolic_operand, global_dynamic_symbolic_operand,
160 local_dynamic_symbolic_operand, initial_exec_symbolic_operand,
161 local_exec_symbolic_operand, call_insn_operand, sibcall_insn_operand,
162 constant_call_address_operand, const0_operand, const1_operand,
163 const248_operand, const_0_to_3_operand, const_0_to_7_operand,
164 const_0_to_15_operand, const_0_to_255_operand, incdec_operand,
165 shiftdi_operand, reg_no_sp_operand, mmx_reg_operand,
166 general_no_elim_operand, nonmemory_no_elim_operand,
167 index_register_operand, q_regs_operand, flags_reg_operand,
168 non_q_regs_operand, zero_extended_scalar_load_operand,
169 vector_move_operand, no_seg_address_operand, sse_comparison_operator,
170 ix86_comparison_operator, ix86_carry_flag_operator,
171 fcmov_comparison_operator, promotable_binary_operator,
172 cmp_fp_expander_operand, ext_register_operand, binary_fp_operator,
173 mult_operator, div_operator, arith_or_logical_operator,
174 memory_displacement_operand, cmpsi_operand, long_memory_operand,
175 aligned_operand): Move to predicates.md as define_predicates.
176 (tls_symbolic_operand_1): Remove.
177 (x86_64_sign_extended_value): Merge into x86_64_immediate_operand.
178 (x86_64_zero_extended_value): Merge into x86_64_zext_immediate_operand.
179 (legitimize_address): Merge tls_symbolic_operand contents.
180 (ix86_expand_move): Likewise.
181 * config/i386/i386-protos.h: Update for exports.
182 * config/i386/i386.h (EXTRA_CONSTRAINT): Update for renames.
183 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Remove.
184 * config/i386/i386.md: Include predicates.md.
185 * config/i386/predicates.md: New file.
187 2004-08-13 Mark Mitchell <mark@codesourcery.com>
190 * config/i386/winnt.c (i386_pe_mark_dllexport): Set
192 (i386_pe_mark_dllimport): Likewise.
193 (i386_pe_encode_section_info): Likewise, when overriding
196 2004-08-12 Geoffrey Keating <geoffk@apple.com>
198 * configure.ac: When testing for flex, nm, ar, and bison, check
199 that they will actually be built.
200 * configure: Regenerate.
202 2004-08-12 Ulrich Weigand <uweigand@de.ibm.com>
204 * config/s390/s390.h (MAX_FIXED_MODE_SIZE): Define.
205 (MOVE_MAX_PIECES): Define.
207 2004-08-12 Devang patel <dpatel@apple.com>
209 * dbxout.c (dbxout_begin_prologue): New function.
210 (dbx_debug_hooks): Use new begin prologue hook.
211 (dbxout_function_end): Emit N_ENSYM.
212 * stab.def (N_BNSYM, N_ENSYM): Define and document these two new stabs.
214 2004-08-12 Janis Johnson <janis187@us.ibm.com>
216 * config/rs6000/altivec.h (vec_dst): Fix C++ functions whose first
219 * config/rs6000/rs6000.c (altivec_init_builtins): Fix argument type
222 * doc/extend.texi (AltiVec builtins): Fix description for recent
223 changes. Update operation list to match current support.
225 2004-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
227 * config/s390/s390.c (struct s390_frame_layout): New struct as element
228 of struct machine_function.
229 (cfun->machine->frame_size): Moved into cfun->machine->frame_layout and
231 (cfun->machine->save_fprs_p): Replaced by cfun_save_high_fprs and
233 (cfun_frame_layout, cfun_save_high_fprs_p, cfun_gprs_save_area_size)
234 (cfun_set_fpr_bit, cfun_fpr_bit_p): New macros.
235 (s390_frame_area, s390_register_info): New functions.
236 (s390_optimize_prolog): Renamed to s390_optimize_prologue. Added check
238 (s390_return_addr_rtx, s390_return_address_offset)
239 (s390_va_start, s390_gimplify_va_arg)
240 (s390_emit_prologue, s390_emit_epilogue): Adjusted for new stack
242 (s390_frame_info): Functionality partly moved to s390_register_info.
243 Made adaptions for new stack layout.
244 (save_gprs, restore_gprs): Changed meaning of second parameter and
247 * config/s390/s390.h (s390_backchain_string): New global variable.
248 (MASK_BACKCHAIN): Removed definition.
249 (TARGET_BACKCHAIN): Changed check.
250 (TARGET_KERNEL_BACKCHAIN): New macro.
251 (TARGET_SWITCHES): Removed entries of "backchain" and "no-backchain".
252 (TARGET_OPTIONS): Added "backchain", "no-backchain" and
254 (DYNAMIC_CHAIN_ADDRESS): Adjusted for new stack layouts.
256 * config/s390/s390.md ("allocate_stack"): Added TARGET_KERNEL_BACKCHAIN
257 as condition. Adjusted for new stack layout.
259 * doc/invoke.texi: Added documentation for new option
260 "-mkernel-backchain" and adjusted documentation of "-mbackchain" and
263 2004-08-12 Paul Brook <paul@codesourcery.com>
265 * config/arm/lib1funcs.asm (ARM_FUNC_ALIAS): Also alias _L__name.
266 (aeabi_uidivmod, aeabi_idivmod): Provide thumb implementation.
268 2004-08-12 David Daney <ddaney@avtrex.com>
270 * java/gcj.texi: Add subsection on signal usage.
272 2004-08-12 David Edelsohn <edelsohn@gnu.org>
274 * expr.c (move_by_pieces): Set alignment for move to minimum of
275 MOVE_MAX_PIECES mode alignment and the largest non-slow mode
276 alignment, but not less than the original alignment.
277 (move_by_pieces_ninsns): Same.
278 (can_store_by_pieces): Similar for store with STORE_MAX_PIECES.
279 (store_by_pieces_1): Same.
281 2004-08-12 Diego Novillo <dnovillo@redhat.com>
283 PR tree-optimization/16867
284 * tree.c (is_global_var): New function.
285 (needs_to_live_in_memory): Check for TREE_ADDRESSABLE.
287 * tree.h (DECL_NEEDS_TO_LIVE_IN_MEMORY_INTERNAL): Remove.
289 (is_global_var): Declare.
290 * tree-dfa.c (dump_variable): Display global and addressable
292 (add_referenced_var): Clarify documentation when marking
293 variables call-clobbered.
294 * tree-flow-inline.h (is_call_clobbered): Call is_global_var
295 instead of needs_to_live_in_memory.
296 (mark_call_clobbered): If the variable is a tag, mark it
298 * tree-gimple.c (is_gimple_reg): Don't check for
300 (is_gimple_non_addressable): Likewise.
301 * tree-ssa-alias.c (get_nmt_for): Always check whether the tag
302 needs to be marked call-clobbered.
303 (setup_pointers_and_addressables): Call is_global_var instead
304 of needs_to_live_in_memory.
305 * tree-ssa-dce.c (need_to_preserve_store): Remove.
306 Update all users with is_global_var.
307 (mark_stmt_if_obviously_necessary): Fix processing of aliased
308 stores. Don't check the virtual definitions. Rather, check
309 whether the store is going into global memory.
310 (find_obviously_necessary_stmts): Get the symbol from the PHI
312 * tree-ssa-operands.c (get_call_expr_operands): Do not add
313 clobbering may-defs if the call does not have side effects.
315 2004-08-12 Jakub Jelinek <jakub@redhat.com>
318 * output.h (default_function_rodata_section,
319 default_no_function_rodata_section): New prototypes.
320 * target.h (struct gcc_target): Add asm_out.function_rodata_section.
321 * target-def.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
322 (TARGET_ASM_OUT): Add it.
323 * varasm.c (default_function_rodata_section,
324 default_no_function_rodata_section): New functions.
325 * final.c (final_scan_insn): Call
326 targetm.asm_out.function_rodata_section instead of
327 readonly_data_section.
328 * config/darwin.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
329 * config/mcore/mcore.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
330 * config/ip2k/ip2k.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
331 * config/rs6000/xcoff.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
333 * config/alpha/alpha.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
334 * config/i386/cygming.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
336 * config/i386/i386-interix.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
338 * config/arm/pe.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
339 * config/avr/avr.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
340 * doc/tm.texi (TARGET_ASM_FUNCTION_RODATA_SECTION): Document.
342 2004-08-12 Paul Brook <paul@codesourcery.com>
344 * dwarf2out.h (dwarf2out_frame_finish): Conditionalize outputting eh
346 * doc/tm.texi: Document interaction between TARGET_UNWIND_INFO and
349 2004-08-12 Ben Elliston <bje@au.ibm.com>
352 * config/rs6000/altivec.h: Change vector to __vector throughout.
353 (Except for the `vector' macro itself).
355 2004-08-12 Zack Weinberg <zack@codesourcery.com>
357 * genpreds.c: Add capability to generate predicate bodies as
358 well as function prototypes. Write function prototypes for
359 the generic predicates too.
360 (process_define_predicate, write_tm_preds_h, write_insn_preds_c)
361 (write_predicate_subfunction, mark_mode_tests, add_mode_tests)
362 (write_match_code, write_predicate_expr, write_one_predicate_function)
363 (parse_option): New functions.
364 (output_predicate_decls): Delete.
365 (main): Read the machine description, process DEFINE_PREDICATE or
366 DEFINE_SPECIAL_PREDICATE patterns, write tm-preds.h or insn-preds.c
369 * genrecog.c (struct decision_test): Replace index with
370 struct pred_data pointer.
371 (next_index): Remove, unused.
372 (pred_table, preds, special_mode_pred_table): Delete.
373 (compute_predicate_codes, process_define_predicate): New functions.
374 (validate_pattern, add_to_sequence, write_switch): Update for
376 (main): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
377 Check both error_count and have_error.
379 * gensupport.c (in_fname, first_predicate): New globals.
380 (define_pred_queue, define_pred_tail): New RTL-pattern queue.
381 (predicate_table, last_predicate, old_pred_table)
382 (old_special_pred_table): New statics.
383 (hash_struct_pred_data, eq_struct_pred_data, lookup_predicate)
384 (add_predicate, init_predicate_table): New functions.
385 (process_rtx): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
386 (init_md_reader_args_cb): Use the global in_fname. No need to zero
387 it or max_include_len. Call init_predicate_table.
388 (read_rtx): Run the predicate queue after the attribute queue
389 but before all the others.
390 * gensupport.h (in_fname, struct pred_data, first_predicate)
391 (lookup_predicate, add_predicate, FOR_ALL_PREDICATES): Declare.
392 * rtl.def (MATCH_CODE, MATCH_TEST, DEFINE_PREDICATE)
393 (DEFINE_SPECIAL_PREDICATE): New RTL codes.
394 * dummy-conditions.c: Don't include bconfig.h, system.h,
395 coretypes.h, tm.h, or system.h. Do include stddef.h.
396 Duplicate declaration of struct c_test from gensupport.h.
398 * Makefile.in (OBJS-common): Add insn-preds.o.
399 (STAGESTUFF, .PRECIOUS): Add insn-preds.c.
400 (insn-preds.c, insn-preds.o): New rules.
401 (s-preds): Also generate insn-preds.c.
402 (dummy-conditions.o, genpreds$(build_exeext), genpreds.o):
404 (print-rtl.o, print-rtl1.o): Correct dependencies.
406 * recog.h: Delete prototypes of predicate functions.
408 * doc/md.texi (Predicates): New section with complete
409 documentation of operand/operator predicates. Remove some
410 incomplete documentation of predicates from other places.
411 * doc/tm.texi (Misc): Move SPECIAL_MODE_PREDICATES next to
412 PREDICATE_CODES; indicate that both are deprecated in favor
413 of define_predicate/define_special_predicate.
415 * config/ia64/ia64.c: All predicate function definitions moved
417 (small_addr_symbolic_operand, tls_symbolic_operand): Delete.
418 (ia64_expand_load_address, ia64_expand_move):
419 Check SYMBOL_REF_TLS_MODEL directly, don't use tls_symbolic_operand.
421 * config/ia64/ia64.md: All predicates now defined here.
422 (symbolic_operand): Is now a special predicate.
424 * config/ia64/ia64.h: Declare ia64_section_threshold.
425 (PREDICATE_CODES): Delete.
427 2004-08-12 Richard Henderson <rth@redhat.com>
429 * c-common.h (STATEMENT_LIST_HAS_LABEL): New.
430 * c-semantics.c (add_stmt): Set it.
431 * c-decl.c (finish_decl): Use it to create a new BIND_EXPR
432 before instantiating a variable sized type.
434 2004-08-12 Richard Henderson <rth@redhat.com>
436 * stor-layout.c (round_up, round_down): Move ...
437 * fold-const.c (round_up, round_down): ... here. Use
438 multiple_of_p to avoid any arithmetic at all.
440 2004-08-12 Richard Henderson <rth@redhat.com>
442 * gimplify.c (struct gimplify_init_ctor_preeval_data): New.
443 (gimplify_init_ctor_preeval_1): New.
444 (gimplify_init_ctor_preeval): New.
445 (gimplify_init_ctor_eval): New.
446 (gimplify_init_constructor): Use them. Always gimplify the LHS
449 2004-08-12 Ziemowit Laski <zlaski@apple.com>
451 (This patch is part of merge of objc-improvements-branch
454 * doc/frontends.texi: Mention Objective-C++ in addition to
456 * doc/install.texi: Add 'obj-c++' to list of configurable
458 * doc/invoke.texi: Rename Objective-C option headings to
459 indicate they also apply to Objective-C++. List file
460 extensions for Objective-C++ sources. Mention that
461 ObjC and ObjC++ compilations may also use C and C++ options,
462 respectively. Point users to doc/standards.texi for
463 further info on ObjC and ObjC++.
464 * doc/sourcebuild.texi: Mention the objcp/ directory and
465 the Objective-C++ sources it contains.
466 * doc/standards.texi: Update link to Apple ObjC site;
467 add link to gcc readings.html WWW doc.
469 2004-08-12 Alan Modra <amodra@bigpond.net.au>
471 * config/rs6000/rs6000.c (function_arg_padding): Revert 2004-07-28
472 and 2004-07-14 changes.
474 2004-08-12 Paul Brook <paul@codesourcery.com>
476 * doc/invoke.texi: Fix typo.
478 2004-08-11 Devang Patel <dpatel@apple.com>
480 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -dead_strip
481 and -no_dead_strip_inits_and_terms.
483 * doc/invoke.texi (Darwin Options): Document -dead_strip and
484 -no_dead_strip_inits_and_terms.
486 2004-08-11 Paul Brook <paul@codesourcery.com>
488 * config/arm/arm-protos.h (arm_finalize_pic) Rename ...
489 (arm_load_pic_register): ... to this.
490 * config/arm/arm.c (arm_finalize_pic): Rename ...
491 (arm_load_pic_register): ... to this. Always output insns at the
492 current location. Load via low reg in thumb mode.
493 (arm_expand_prologue): Call arm_load_pic_register.
494 (thumb_expand_prologue): Ditto.
495 * config/arm/arm.h (FINALIZE_PIC): Remove.
496 * config/arm/arm.md (builtin_setjmp_receiver): Call
497 arm_load_pic_register.
499 2004-08-11 Paul Brook <paul@codesourcery.com>
501 * arm.c (thumb_force_lr_save): Add prototype.
502 (thumb_compute_save_reg_mask): New function.
503 (thumb_find_work_register): New function.
504 (arm_get_frame_offsets): Use thumb_compute_save_reg_mask.
505 (thumb_unexpanded_epilogue): Ditto. Remove redundant code.
506 Don't clobber r3 when removing pretend args.
507 (thumb_expand_prologue): Use thumb_compute_save_reg_mask.
508 (thumb_output_function_prologue): Use new functions.
509 (thumb_set_return_address): Use thumb_compute_save_reg_mask.
510 * arm.h (THUMB_REG_PUSHED_P): Remove.
512 2004-08-11 James E Wilson <wilson@specifixinc.com>
514 PR rtl-optimization/16490
515 * cfgrtl.c (cfg_layout_split_edge): Set global_live_at_start and
516 global_live_at_end for new basic block if already set for other blocks.
518 2004-08-11 David Edelsohn <edelsohn@gnu.org>
520 * config/rs6000/rs6000.h (MAX_FIXED_MODE_SIZE): Define.
522 * config/rs6000/rs6000.md (mfcr rlwinm patterns): Set length to 8.
523 (mfcr rlwinm rlwinm patterns): Set length to 12.
525 2004-08-11 Andrew MacLeod <amacleod@redhat.com>
527 * tree-flow-inline.h (get_def_ops, get_use_ops, get_v_may_def_ops,
528 get_vuse_ops,get_v_must_def_ops): Add operand structure reference.
529 (get_v_may_def_result_ptr, get_v_may_def_op_ptr): New access struct.
530 (start_ssa_stmt_operands): Delete.
531 * tree-flow.h (struct stmt_ann_d): Replace operand vectors with new
532 struct stmt_operands_d.
533 (build_ssa_operands): New extern entry point.
534 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove operand
535 building code, replace with create_ssa_artficial_load_stmt().
536 * tree-ssa-operands.c (struct voperands_d): Delete.
537 (allocate_v_may_def_optype): Allocate v_may_def_operand_type_t vector.
538 (allocate_v_must_def_optype): Use sizeof (tree), not sizeof (tree *).
539 (free_uses, free_defs, free_vuses, free_v_may_defs,
540 free_v_must_defs): Remove dealloc parameter.
541 (remove_vuses, remove_v_may_def, remove_v_must_defs): Delete.
542 (finalize_ssa_defs, finalize_ssa_uses, finalize_ssa_v_may_defs,
543 finalize_ssa_vuses, finalize_ssa_v_must_defs): Perform all operand
544 vector comparisons, ssa_name reuse, and allocations here.
545 (verify_start_operands): Delete.
546 (finalize_ssa_stmt_operands): Set new operands by calling finalize
548 (start_ssa_stmt_operands): Move from tree-flow-inline.h.
549 (append_def, append_usei): Simplify to simple accumulation.
550 (append_v_may_def, append_vuse, append_v_must_def): Simplify to avoiding
551 duplicates and simple accumulation.
552 (free_ssa_operands): Free vectors in a stmt_operand structure.
553 (build_ssa_operands): New. Create a new stmt_operand structure from
554 a stmt and an old set of stmt_operands.
555 (get_stmt_operands): Simplify and call build_ssa_operands.
556 (get_expr_operands, get_asm_expr_operands, get_indirect_ref_operands,
557 get_call_expr_operands, add_stmt_operand, add_call_clobber_ops,
558 add_call_read_ops): Don't pass prev_vops around anymore.
559 (note_addressable): Return if no stmt annotation.
560 (copy_virtual_operands): Access v_may_def operands through a struct.
561 (create_ssa_artficial_load_stmt): New. Create a load stmt for DOM's
562 hash tables without treating the stmt as a real stmt.
563 * tree-ssa-operands.h (struct v_may_def_operand_type): New. Access
564 v_may_def def and use through a struct instead of 2 array elements.
565 (struct v_may_def_optype_d): Use v_may_def_operand_type.
566 (struct stmt_operands_d): New. Struct for storing all operand vectors.
568 2004-08-11 Nick Clifton <nickc@redhat.com>
570 * config/arm/arm.c (arm_is_longcall_p): Update comment describing
571 this funciton's behaviour. Return true when the current function
572 has a section attribute and -mlong-calls is in effect.
573 * config/arm/arm.h (ARM_DECLARE_FUNCTION_SIZE): Do not set the
574 short-call marker when -mlong-calls is in effect and the function
575 has a section attribute.
577 2004-08-10 Zack Weinberg <zack@codesourcery.com>
579 * stmt.c (expand_return): If asked to return the RESULT_DECL,
580 just call expand_value_return on result_rtl.
582 2004-08-10 Richard Henderson <rth@redhat.com>
584 * builtins.def (BUILT_IN_STACK_ALLOC): Remove.
585 * builtins.c (expand_builtin) <BUILT_IN_STACK_ALLOC>: Remove.
586 * dwarf2out.c (loc_descriptor): Handle PARALLEL here ...
587 (add_location_or_const_value_attribute): ... not here. Use
588 loc_descriptor_from_tree if possible.
589 (loc_descriptor_from_tree_1): Rename from loc_descriptor_from_tree.
590 Simplify address handling. Handle DECL_VALUE_EXPR. Handle register
592 (loc_descriptor_from_tree): New. Update callers.
593 * expr.c (expand_var): Ignore DECL_VALUE_EXPR variables.
594 * gimplify.c (gimplify_decl_expr): Lower variable sized types to
595 pointer plus dereference. Set DECL_VALUE_EXPR. Set save_stack.
596 (gimplify_call_expr): Do not recognize BUILT_IN_STACK_ALLOC
597 and BUILT_IN_STACK_RESTORE.
598 (gimplify_expr): Lower DECL_VALUE_EXPR decls.
599 * stmt.c (expand_stack_alloc): Remove.
600 * tree-mudflap.c (mx_register_decls): Don't look for
601 BUILT_IN_STACK_ALLOC.
602 * tree-nested.c (convert_local_reference): Likewise.
603 * tree.h (DECL_VALUE_EXPR): New.
605 2004-08-10 Richard Henderson <rth@redhat.com>
607 * stor-layout.c (round_up): Check for 0/1 before dividing.
608 (round_down): Likewise.
610 * tree-tailcall.c (suitable_for_tail_opt_p): Also check DECL_EXTERNAL.
612 2004-08-09 Mark Mitchell <mark@codesourcery.com>
614 * config.gcc (arm*-*-eabi*): New target.
615 * defaults.h (TARGET_LIBGCC_FUNCS): New macro.
616 (TARGET_LIB_INT_CMP_BIASED): Likewise.
617 * expmed.c (expand_divmod): Try a two-valued divmod function as a
619 * gthr.h: Remove bogus tokens at end of #pragma.
620 * optabs.c (expand_twoval_binop_libfunc): New function.
621 (prepare_cmp_insn): Handle the !TARGET_LIB_INT_CMP_BIASED case.
622 (prepare_float_lib_cmp): Try reversing the condition.
623 (debug_optab_libfuncs): New function.
624 * optabs.h (expand_twoval_binop_libfunc): Declare.
625 * config/arm/arm.c (arm_init_libfuncs): New function.
626 (arm_compute_initial_eliminatino_offset): Return HOST_WIDE_INT.
627 (TARGET_INIT_LIBFUNCS): Define it.
628 * config/arm/arm.h (TARGET_BPABI): New macro.
629 * config/arm/arm-protos.h
630 (arm_compute_initial_elimination_offset): Return HOST_WIDE_INT.
631 * config/arm/bpabi.S: New file.
632 * config/arm/bpabi.c: Likewise.
633 * config/arm/bpabi.h: Likewise.
634 * config/arm/ieee754-df.S (__aeabi_dneg): New function or alias.
635 (__aeabi_drsub): Likewise.
636 (__aeabi_dsub): Likewise.
637 (__aeabi_dadd): Likewise.
638 (__aeabi_ui2d): Likewise.
639 (__aeabi_i2d): Likewise.
640 (__aeabi_f2d): Likewise.
641 (__aeabi_dmul): Likewise.
642 (__aeabi_ddiv): Likewise.
643 (__aeabi_cdrcmple): Likewise.
644 (__aeabi_cdcmpeq): Likewise.
645 (__aeabi_cdcmple): Likewise.
646 (__aeabi_dcmpeq): Likewise.
647 (__aeabi_dcmplt): Likewise.
648 (__aeabi_dcmple): Likewise.
649 (__aeabi_dcmpge): Likewise.
650 (__aeabi_dcmpgt): Likewise.
651 (__aeabi_dcmpun): Likewise.
652 (__aeabi_d2iz): Likewise.
653 (__aeabi_d2uiz): Likewise.
654 (__aeabi_d2f): Likewise.
655 * config/arm/ieee754-sf.S (__aeabi_fneg): New function or alias.
656 (__aeabi_frsub): Likewise.
657 (__aeabi_fsub): Likewise.
658 (__aeabi_fadd): Likewise.
659 (__aeabi_ui2f): Likewise.
660 (__aeabi_i2f): Likewise.
661 (__aeabi_fmul): Likewise.
662 (__aeabi_fdiv): Likewise.
663 (__aeabi_cfrcmple): Likewise.
664 (__aeabi_cfcmpeq): Likewise.
665 (__aeabi_cfcmple): Likewise.
666 (__aeabi_fcmpeq): Likewise.
667 (__aeabi_fcmplt): Likewise.
668 (__aeabi_fcmple): Likewise.
669 (__aeabi_fcmpge): Likewise.
670 (__aeabi_fcmpgt): Likewise.
671 (__aeabi_fcmpun): Likewise.
672 (__aeabi_f2iz): Likewise.
673 (__aeabi_f2uiz): Likewise.
674 * config/arm/lib1funcs.asm (ARM_CALL): New macro.
675 (__aeabi_uidivmod): New function or alias.
676 (__aeabi_idivmod): Likewise.
677 (__aeabi_idiv0): Likewise.
678 (__aeabi_ldiv0): Likewise.
679 (__aeabi_llsr): Likewise.
680 (__aeabi_lasr): Likewise.
681 (__aeabi_llsl): Likewise.
682 (bpabi.S): Include it.
683 * config/arm/libgcc-bpabi.ver: New file.
684 * config/arm/symbian.h (ARM_DEFAULT_ABI): Remove.
686 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add __aeabi_lcmp and
688 * config/arm/t-bpabi: New file.
689 * doc/tm.texi (TARGET_LIBGCC_FUNCS): New entry.
690 (TARGET_LIB_INT_CMP_BIASED): Likewise.
692 2004-08-10 David Edelsohn <edelsohn@gnu.org>
694 * config/rs6000/rs6000-protos.h (expand_block_clear): Declare.
695 * config/rs6000/rs6000.md (clrmemsi): New pattern.
696 * config/rs6000/rs6000.c (expand_block_clear): New function.
697 (expand_block_move): Convert alignment to bits. Use SImode and
698 HImode for unaligned addresses if not STRICT_ALIGNMENT.
700 2004-08-10 Caroline Tice <ctice@apple.com>
702 * varasm.c (unlikely_section_label): New global variable.
703 (unlikely_text_section_name): New global variable.
704 (text_section): Remove alignment statement.
705 (unlikely_text_section): Remove alignment statement; use
706 unlikely_section_label rather than hard-coded string.
707 (assemble_start_function): Initialize unlikely_section_label and
708 unlikely_text_section_name; make sure cold section is properly
709 aligned at start of function; output unlikely_section_label if
712 2004-08-10 Ulrich Weigand <uweigand@de.ibm.com>
714 * config/s390/s390-protos.h (s390_canonicalize_comparison): Declare.
715 * config/s390/s390.c (s390_canonicalize_comparison): New function.
716 * config/s390/s390.h (CANONICALIZE_COMPARISON): Define.
717 * config/s390/s390.md ("*tmdi_ext", "*tmsi_ext", "*tmqisi_ext",
718 "*tmqidi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem"): Remove.
719 ("*tmqi_mem"): Remove SUBREG from pattern.
720 ("*anddi3_cconly"): Prevent accidentally matching TM pattern.
721 ("*andsi3_cconly"): Likewise.
723 2004-08-10 H.J. Lu <hongjiu.lu@intel.com>
726 * config/i386/i386.md (*strsetdi_rex_1): Use DI instead of SI.
728 2004-08-10 Janis Johnson <janis187@us.ibm.com>
730 * doc/sourcebuild.texi (compat testing): Document available test
731 framework commands. Use the preferred spelling of DejaGnu.
733 2004-08-10 Daniel Berlin <dberlin@dberlin.org>
735 * lambda.h: Add matrix type, and prototypes for remainder of
736 matrix and vector functions.
737 (lambda_vector_mult_const): New function.
738 (lambda_vector_negate): Ditto.
739 (lambda_vector_add): Ditto.
740 (lambda_vector_add_mc): Ditto.
741 (lambda_vector_copy): Ditto.
742 (lambda_vector_zerop): Ditto.
743 (lambda_vector_equal): Ditto.
744 (lambda_vector_min_nz): Ditto.
745 (lambda_vector_first_nz): Ditto.
746 (lambda_vector_matrix_mult): Ditto.
747 * lambda-mat.c: New file.
748 * Makefile.in (lambda-mat.o): New.
750 2004-08-10 Andrew MacLeod <amacleod@redhat.com>
752 * tree-cfg.c (bsi_insert_before, bsi_insert_after): Call modify_stmt
753 after linking stmt into the program.
754 (bsi_remove): Don't call modify_stmt.
755 * tree-complex.c (update_complex_assignment,
756 expand_complex_comparison): Call modify_stmt after changing the stmt.
757 * tree-outof-ssa.c (rewrite_trees): Call modify_stmt only if not
759 * tree-ssa-ccp.c (substitute_and_fold): Call modify_stmt after changing
760 the stmt, and only if needed.
761 * tree-ssa-dom.c (thread_across_edge): Pass no annotation for a dummy
763 (simplify_rhs_and_lookup_avail_expr): Don't take an annotation param.
764 (simplify_cond_and_lookup_avail_expr): Use modify_stmt.
765 (simplify_switch_and_lookup_avail_expr): Don't take an annotation param.
766 (eliminate_redundant_computations): Don't pass an annotation. Call
767 modify_stmt rather than setting the annotation directly.
768 (record_equivalences_from_stmt): Remove unused local 'j'.
769 (cprop_operand): Take a stmt rather than an annotation as a parameter.
771 (cprop_into_stmt): Pass stmt rather than annotation.
772 (update_rhs_and_lookup_avail_expr): Call modify_stmt.
773 * tree-ssa-loop-im.c (schedule_sm): Call get_stmt_ann rather than
775 * tree-ssa.c (propagate_into_addr): Dont call modify_stmt.
777 2004-08-10 Jason Merrill <jason@redhat.com>
780 * function.c (expand_function_start): Handle DECL_BY_REFERENCE on
783 2004-08-10 Geoffrey Keating <geoffk@apple.com>
785 * tree-vn.c (val_expr_pair_expr_eq): Compare vuses, to match the
788 2004-08-10 Roger Sayle <roger@eyesopen.com>
790 * config/mips/mips.md: New reciprocal square root patterns that
791 match sqrt(1.0/x) in addition to the existing 1.0/sqrt(x) insns.
793 2004-08-10 Paul Brook <paul@codesourcery.com>
795 * config/arm/arm-protos.h (arm_set_return_address,
796 thumb_set_return_address): Add prototypes.
797 * config/arm/arm.h (ARM_FT_EXCEPTION_HANDLER): Remove.
798 * config/arm/arm.c (arm_compute_func_type,
799 use_return_insn, arm_compute_save_reg0_reg12_mask,
800 arm_compute_save_reg_mask, arm_output_function_prologue,
801 arm_output_epilogue): Replace ARM_FT_EXCEPTION_HANDLER with
802 current_function_calls_eh_return.
803 (thumb_exit, thumb_pushpop, thumb_unexpanded_epilogue): Replace
805 (arm_set_return_address, thumb_set_return_address): New functions.
806 * config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS, DWARF2_UNWIND_INFO,
807 ARM_EH_STACKADJ_REGNUM, EH_RETURN_STACKADJ_RTX): Define.
808 * config/arm/arm.md (VUNSPEC_EH_RETURN): Add.
809 (epilogue): Use the stackadj register.
810 (eh_return, arm_eh_return, thumb_eh_return): New pattern.
812 2004-08-10 Jakub Jelinek <jakub@redhat.com>
815 * expr.c (move_by_pieces_ninsns): Add max_size argument.
816 (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1 to it.
817 (CLEAR_BY_PIECES_P): Pass STORE_MAX_PIECES + 1 to it.
818 (STORE_BY_PIECES_P): Define similarly to CLEAR_BY_PIECES_P,
819 but using MOVE_RATIO.
820 (move_by_pieces): Pass max_size to move_by_pieces_ninsns.
821 (can_store_by_pieces): Change max_size type to unsigned int.
822 (store_by_pieces_1): Likewise. Pass max_size to
823 move_by_pieces_ninsns.
824 * config/s390/s390.h (STORE_BY_PIECES_P): Define.
825 * config/sh/sh.c (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1
826 to move_by_pieces_ninsns.
827 (STORE_BY_PIECES_P): Define.
828 * config/ns32k/ns32k.h (STORE_BY_PIECES_P): Pass STORE_MAX_PIECES + 1
829 to move_by_pieces_ninsns.
830 * doc/tm.texi (STORE_BY_PIECES_P): Document changed default.
832 * config/i386/i386.h (CLEAR_RATIO): Define.
834 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
836 * expr.c (expand_expr_real_1): Add back code that was not dead.
838 2004-08-09 Andrew Pinski <apinski@apple.com>
840 * c-common.c (c_common_get_alias_set): Set the aliasing set of the type
841 which is found to be compatible before returning the aliasing set.
843 2004-08-09 Daniel Jacobowitz <dan@debian.org>
845 * ggc-zone.c (struct alloc_zone): Add statistics counters.
846 (always_collect): New flag.
847 (ggc_alloc_zone_1): Update statistics support. Don't include
848 overhead in allocated counter.
849 (sweep_pages): Update allocated counter for large pages. Don'y
851 (ggc_collect_1): Always collect.
852 (ggc_collect): Honor always_collect flag. Sum all zones to decide
854 (SCALE, LABEL): New macros.
855 (ggc_print_statistics): Add statistics support.
857 2004-08-09 Roger Sayle <roger@eyesopen.com>
859 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap): Change type to bool.
860 (init_expmed): Fix potential overrun problem with "all.reg".
861 (expand_sdiv2_pow2): Add an alternate implementation for signed
862 division, if the target provides a suitable conditional move insn.
864 2004-08-09 Paul Brook <paul@codesourcery.com>
865 Richard Henderson <rth@redhat.com>
867 * unwind-dw2.c (uw_install_context_1): Update target saved stack
870 2004-08-09 Geoffrey Keating <geoffk@apple.com>
872 * ggc-common.c (ggc_rlimit_bound): Don't check RSS limit.
873 Check DATA limit only if there's no AS limit. Ignore insanely
875 (ggc_min_heapsize_heuristic): Don't divide AS or RSS limits by 8,
876 but take care that the AS limit isn't overrun.
877 * doc/invoke.texi: Update documentation of min-heapsize parameter.
879 2004-08-09 Jeff Law <law@redhat.com>
881 * Makefile.in (OBJC-common): Add tree-ssa-threadupdate.c
882 (tree-ssa-threadupdate.o): Add dependencies.
883 * tree-ssa-threadupdate.c: New file.
884 * tree-flow.h (incoming_edge_threaded): New flag in block annotation.
885 (rewrite_vars_out_of_ssa): Remove prototype.
886 (cleanup_tree_cfg): Returns a bool.
887 * tree.h (thread_through_all_blocks): Prototype.
888 * tree-outof-ssa.c (SSANORM_*): Move into here.
889 (remove_ssa_form): Now static.
890 (rewrite_vars_out_of_ssa): Kill.
891 * tree-ssa-live.c (register_ssa_partitions_for_vars): Kill.
892 * tree-ssa-live.h (SSANORM_*): Moved into tree-outof-ssa.c.
893 (remove_ssa_form, register_partitions_for_vars): Kill declarations.
894 * tree-cfg.c (cleanup_tree_cfg): Return a value indicating if
895 anything was changed.
896 * tree-phinodes.c (add_phi_arg): Get the block for the PHI
897 from the PHI's annotation rather than the edge associated with
899 * tree-ssa-dom.c (redirection_edges): Kill.
900 (redirect_edges_and_update_ssa_graph): Kill.
901 (tree_ssa_dominator_optimize): Do not reset forwardable flag
902 for blocks anymore. Do not initialize redirection_edges.
903 Call thread_through_all_blocks. Simplify code for cleanup
904 of the CFG and iterating. No longer call cleanup_tree_cfg
905 outside the iteration loop.
906 (thread_across_edge): No longer mess with forwardable blocks.
908 2004-08-09 Zack Weinberg <zack@codesourcery.com>
910 * explow.c (memory_address): Use memory_address_p.
911 * recog.c (general_operand): Likewise.
912 * regrename.c: No need to define REG_OK_STRICT.
914 2004-08-09 Steven Bosscher <stevenb@suse.de>
916 * timevar.def (TV_CPROP1, TV_CPROP2, TV_PRE, TV_HOIST, TV_LSM):
918 * gcse.c: Include timevar.h.
919 (const_prop_count, copy_prop_count): Rename to global_const_prop_count
920 and global_copy_prop_count.
921 (local_const_prop_count, local_copy_prop_count): New static globals.
922 (gcse_main): Set the right timevar for each pass.
923 (cprop_jump): Increment global_const_prop_count when a constant is
924 propagated. Add "GLOBAL" to dump output.
925 (cprop_insn): Increment global_const_prop_count when a constant is
926 propagated, or global_copy_prop_count when a copy is propagated.
927 (do_local_cprop): Likewise for local_const_prop_count and
928 local_copy_prop_count.
929 (one_cprop_pass): Initialize const/cprop counters to zero.
930 Print out results of local and global const/cprop separately.
931 (bypass_block): Break over-length line.
932 * Makefile.in (gcse.o): Add TIMEVAR_H dependency. Fix dependencies
933 for bb-reorder.o and tracer.o.
935 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
937 * Makefile.in (GTFILES): Remove stmt.c
938 (stmt.o): Do not depend on gt-stmt.h.
939 * emit-rtl.c (emit_line_note): Do not call
940 set_file_and_line_for_stmt.
941 * expr.c (expand_expr_real_1) <SWITCH_EXPR>: Let expand_case
943 * function.c (free_after_parsing): Do not free STMT field.
944 (allocate_struct_function): Do not call init_stmt_for_function.
945 (assign_stack_temp_for_type): Do not accept values of keep
947 (init_temp_slots): Do not initialize removed variables.
948 * function.h (struct function): Remove STMT, X_TARGET_TEMP_SLOT_LEVEL
949 and X_VAR_TEMP_SLOT_LEVEL fields.
950 * rtl.h (set_file_and_line_for_stmt): Remove.
951 * stmt.c (struct nesting, ALLOC_NESTING, POPSTACK,
952 struct stmt_status, cond_stack, case_stack, nesting_stack,
953 nesting_depth, emit_locus, set_file_and_line_for_stmt,
954 same_case_target_p, init_stmt_for_function, emit_nop,
955 expand_start_cond, expand_start_elseif, expand_start_else,
956 expand_elseif, expand_end_cond): Remove.
957 (preserve_subexpressions_p): Remove references to CFUN->STMT.
958 (expand_start_case, expand_end_case_type): Remove, merge into...
959 (expand_case): ... this one, including other bits from
960 expand_expr_real_1. Inline same_case_target_p. Turn members
961 of CASE_STACK into local variables.
962 (emit_case_bit_tests): Inline same_case_target_p.
963 (add_case_node): Add HEAD argument, return new head of the list,
964 do not handle default label here.
965 * tree.h (expand_start_cond, expand_end_cond, expand_start_else,
966 expand_start_elseif, current_nesting_level, expand_start_case,
967 expand_end_case_type, expand_end_case, add_case_node,
968 init_stmt_for_function, expand_elseif): Remove prototypes.
969 (expand_case): Add prototype.
971 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
973 * expr.c (expand_expr_real_1): Use optab_for_tree_code.
975 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
977 * expr.c (var_rtx): Remove.
978 (expand_expr_real_1) <LOOP_EXPR, EXIT_EXPR,
979 LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR, TRUTH_ANDIF_EXPR,
980 TRUTH_ORIF_EXPR, COMPOUND_EXPR, CONJ_EXPR, INIT_EXPR>:
982 (expand_expr_real_1) <COND_EXPR>: Remove most special cases.
983 * optabs.c (emit_clr_insn, emit_0_to_1_insn): Remove.
984 * optabs.h (emit_clr_insn, emit_0_to_1_insn): Remove.
986 2004-08-08 Mostafa Hagog <mustafa@il.ibm.com>
987 Ayal Zaks <zaks@il.ibm.com>
989 * common.opt (freschedule-modulo-scheduled-loops): New flag.
990 * final.c (final_scan_insn): Handle NOTE_DISABLE_SCHED_OF_BLOCK.
991 * modulo-sched.c (sms_schedule): Emit a note to disable scheduling
992 when -freschedule-modulo-scheduled-loops flag is not specified.
993 (sms_schedule_by_order, ps_insn_advance_column, add_node_to_ps,
994 add_node_to_ps, ps_has_conflicts, ps_add_node_check_conflicts):
995 More accurate placing of insn in row of partial schedule.
996 (ps_insn_find_column): New function.
997 * rtl.h (NOTE_DISABLE_SCHED_OF_BLOCK): New note.
998 * sched-rgn.c (sched_is_disabled_for_current_region_p): New.
999 (schedule_region): Use sched_is_disabled_for_current_region_p.
1000 * docs/invoke.texi: Document -freschedule-modulo-scheduled-loops.
1002 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
1004 * config/i386/i386.c (ix86_expand_clrmem): Revert the last
1007 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
1009 * config/i386/i386.c (ix86_expand_clrmem): Properly call
1010 gen_strset for 64bit target.
1012 2004-08-07 Olivier Hainque <hainque@act-europe.fr>
1014 * config/vxworks.h (HANDLE_SYSV_PRAGMA): Remove definition.
1016 2004-08-07 Jason Merrill <jason@redhat.com>
1018 Make return in memory explicit.
1019 * function.c (aggregate_value_p): Check DECL_BY_REFERENCE.
1020 (assign_parm_find_data_types): Remove code for old front end
1021 invisible reference handling.
1022 (assign_parms): Handle DECL_BY_REFERENCE on the RESULT_DECL.
1023 (expand_function_end): Likewise.
1024 * gimplify.c (gimplify_return_expr): Handle a dereferenced
1026 * tree-inline.c (copy_body_r): Don't bother looking for &* anymore.
1027 (declare_return_variable): Handle DECL_BY_REFERENCE.
1028 * cp/cp-gimplify.c (is_invisiref_parm): Also handle RESULT_DECL.
1029 (cp_genericize_r): Use convert_from_reference.
1030 Don't dereference a RESULT_DECL directly inside a RETURN_EXPR.
1031 (cp_genericize): Handle the RESULT_DECL. Unset TREE_ADDRESSABLE.
1033 * c-common.c (c_warn_unused_result): Check TREE_USED before
1034 warning about a CALL_EXPR with an unused value.
1036 2004-08-06 Mark Mitchell <mark@codesourcery.com>
1038 * config/arm/symbian.h (CC1_SPEC): Avoid passing duplicate options
1039 to the compiler. Use -fshort-wchar by default.
1041 2004-08-06 Pat Haugen <pthaugen@us.ibm.com>
1043 * params.def (PARAM_MIN_CROSSJUMP_INSNS): New.
1044 * cfgcleanup.c (try_crossjump_to_edge): Add minimum insn match
1046 * doc/invoke.texi (param): Document min-crossjump-insns.
1048 2004-08-06 Richard Sandiford <rsandifo@redhat.com>
1051 * c.opt (Wmissing-field-initializers): New option.
1052 * c-opts.c (c_common_post_options): Make -Wextra turn it on by default.
1053 * c-typeck.c (pop_init_level): Guard the missing field warning with
1054 warn_missing_field_initializers rather than extra_warnings.
1055 * doc/invoke.texi (-Wmissing-field-initializers): Document, moving
1056 some of the explanation from...
1057 (-Wextra): ...here. Say that the missing field warning can be
1058 seperately controlled by -Wmissing-field-initializers.
1060 2004-08-06 Paolo Bonzini <bonzini@gnu.org>
1062 * expr.c (expand_expr_real_1) <ENTRY_VALUE_EXPR>: Remove.
1063 * tree-inline.c (estimate_num_insns_1) <ENTRY_VALUE_EXPR>: Remove.
1064 * tree-pretty-print.c (dump_generic_node) <ENTRY_VALUE_EXPR>: Remove.
1065 * tree.def (ENTRY_VALUE_EXPR): Remove.
1067 2004-08-06 Jakub Jelinek <jakub@redhat.com>
1069 * config/i386/i386.c (ix86_expand_clrmem): Move gen_cld down to
1070 the places where it is actually needed. Don't use repz; stosb
1071 for -Os with sufficiently small constant sizes.
1072 For sufficiently small repz; stos{l,q} repeat counts use a sequence
1073 of stos{l,q} instructions instead.
1075 2004-08-06 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1077 PR tree-optimization/16807
1078 * loop-iv.c (dump_iv_info): Dump invariants correctly.
1079 (iv_subreg, iv_extend): Express value of invariant purely in
1082 2004-08-06 Mark Mitchell <mark@codesourcery.com>
1084 * config/arm/symbian.h (CC1_SPEC): Add -fno-short-enums.
1085 (CC1PLUS_SPEC): Define it to be the same as CC1_SPEC.
1087 2004-08-06 Roman Zippel <zippel@linux-m68k.org>
1089 * config/m68k/m68k.c (post_inc_operand,pre_dec_operand): New.
1090 * config/m68k/m68k.h (PREDICATE_CODES): add post_inc_operand,
1092 * config/m68k/m68k.md (zero_extend*2): delay the splitting of the
1093 pattern until reload is finished to allow better code generation
1094 and split them completely into separate instrunctions.
1095 (*andsi3_split): New pattern.
1097 2004-08-05 Mark Mitchell <mark@codesourcery.com>
1099 * tree.c (handle_dll_attribute): Move here from i383/winnt.c.
1100 Replace use of DECL_INLINE with DECL_DECLARED_INLINE_P. Set
1101 DECL_VISIBLITY. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
1102 * tree.h (handle_dll_attribute): Declare. Test
1103 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
1104 * c-common.h (c_determine_visibility): Declare.
1105 * c-common.c (c_determine_visibility): New function.
1106 * c-decl.c (finish_decl): Use it.
1107 (finish_function): Likewise.
1108 * defaults.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define it to
1109 zero, by default. Use #if, not #ifdef, to test it.
1110 * config/arm/arm.c (arm_attribute_table): Use
1111 handle_dll_attribute. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with
1113 * config/arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define to 1.
1114 * config/i386/cygming.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
1116 * config/i386/i386-protos.h (ix86_handle_dll_attribute): Remove.
1117 * config/i386/i386.c (ix86_attribute_table): Use
1118 handle_dll_attribute for dllimport/dllexport. Test
1119 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
1120 * config/i386/winnt.c (ix86_handle_dll_attribute): Remove.
1121 * config/mcore/mcore.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
1123 * config/mcore/mcore.c (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Test it
1125 * config/sh/symbian-pre.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
1127 * doc/extend.texi (dllexport): Clarify and correct documentation.
1128 (dllimport): Likewise.
1129 * doc/tm.texi (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Mention
1130 handle_dll_attribute.
1132 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1134 * tree-ssa-loop-manip.c: New file.
1135 * Makefile.in (tree-ssa-loop-manip.o): Add.
1136 * tree-flow.h (rewrite_into_loop_closed_ssa, verify_loop_closed_ssa):
1138 * tree-ssa-loop.c (tree_loop_optimizer_init): Create loop closed ssa
1140 (tree_ssa_loop_done): Verify loop closed ssa form.
1141 * tree-ssa-loop-im.c (move_computations): Update loop closed ssa form.
1143 2004-08-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1145 * pa.c (pa_asm_output_aligned_bss, pa_asm_output_aligned_common,
1146 pa_asm_output_aligned_local): New functions.
1147 * pa-protos.h: Add prototypes for pa_asm_output_aligned_bss,
1148 pa_asm_output_aligned_common and pa_asm_output_aligned_local.
1149 * pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON): Use
1150 pa_asm_output_aligned_common.
1151 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
1152 * pa.h (ASM_OUTPUT_ALIGNED_BSS): New macro.
1153 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
1154 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
1155 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): New macro.
1156 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
1157 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
1158 * som.h (MAX_OFILE_ALIGNMENT): Provide maximum alignment of global
1161 2004-08-05 Andrew Pinski <apinski@apple.com>
1163 * objc/objc-act.c (build_objc_string_object): Mark the address
1164 expression as constant.
1166 2004-08-05 David Edelsohn <edelsohn@gnu.org>
1168 * config/rs6000/rs6000.c (rs6000_rtx_costs): Fix mask_operand
1169 and mask64_operand thinkos. Handle ZERO_EXTRACT. Handle
1170 SIGN_EXTEND / ZERO_EXTEND of MEM. Handle rlwinm patterns.
1172 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
1174 * config/linux.h, config/i386/linux.h, config/sparc/linux.h:
1175 Remove definitions conditioned on USE_GNULIBC_1 or conditioned
1176 out, and associated obsolete comments.
1178 2004-08-05 Nathan Sidwell <nathan@codesourcery.com>
1180 * tree.h (force_fit_type): Return a tree, take three flags.
1181 * fold-const.c (force_fit_type): Set TREE_OVERFLOW and
1182 TREE_CONSTANT_OVERFLOW here.
1183 (int_const_binop, const_binop): Adjust.
1184 (size_int_type): Do sign extension here.
1185 (fold_convert_const, optimize_bit_field_compare,
1186 decode_field_reference, all_ones_mask_p, fold_div_compare, fold,
1187 fold_negate_const, fold_abs_const, fold_not_const): Adjust.
1188 * tree.c (size_in_bytes, int_fits_type_p): Adjust.
1190 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1192 PR tree-optimization/16864
1193 * tree-tailcall.c (eliminate_tail_call): Do not create phi nodes
1194 for ssa names without default_def.
1196 2004-08-05 Richard Sandiford <rsandifo@redhat.com>
1198 * config/i386/i386.c (ix86_expand_prologue): If the function uses a
1199 frame pointer, restore eax with an ebp-relative address.
1201 2004-08-04 Geoffrey Keating <geoffk@apple.com>
1204 * c-common.c (c_expand_decl): Don't special-case static VAR_DECLs.
1205 * c-common.h (make_rtl_for_local_static): Delete.
1206 * c-decl.c (shadow_tag_warned): Clean up comment.
1207 (finish_decl): Clean up spacing. Use set_user_assembler_name when
1208 appropriate. Don't pass asmspec to rest_of_decl_compilation.
1209 * c-semantics.c (make_rtl_for_local_static): Delete.
1210 * expr.c (init_block_move_fn): Use set_user_assembler_name.
1211 (init_block_clear_fn): Likewise.
1212 * passes.c (rest_of_decl_compilation): Remove asmspec parameter,
1213 expect it to be in DECL_ASSEMBLER_NAME. Update callers in many files.
1214 * toplev.h (rest_of_decl_compilation): Remove asmspec parameter.
1215 * tree.h (make_decl_rtl): Remove second parameter.
1216 (set_user_assembler_name): New.
1217 * varasm.c (set_user_assembler_name): New.
1218 (make_decl_rtl): Remove second parameter. Update callers in many
1221 2004-08-05 Adam Nemet <anemet@lnxw.com>
1223 * config.gcc (case i[34567]86-*-lynxos*): Update to LynxOS 4.0.
1224 (case rs6000-*-lynxos*): Rename it to powerpc-*-lynxos*. Update
1226 * gthr-lynx.h: New file.
1227 * config/lynx-ng.h: Remove file.
1228 * config/lynx.h: Update to LynxOS 4.0.
1229 * config/t-lynx: New file.
1230 * config/i386/lynx-ng.h: Remove file.
1231 * config/i386/lynx.h: Update to LynxOS 4.0.
1232 * config/rs6000/lynxbase.h: Remove file.
1233 * config/rs6000/lynx.h: Update to LynxOS 4.0.
1234 * config/rs6000/t-lynx: New file.
1235 * doc/install.texi (Options specification): Remove reference to
1236 LynxOS from systems where --with-gnu-as makes a difference.
1238 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
1240 * c-common.c (c_stddef_cpp_builtins): Define __INTMAX_TYPE__ and
1242 * c-cppbuiltin.c (builtin_define_stdint_macros): New. Define
1244 (c_cpp_builtins): Call it.
1245 * doc/cpp.texi: Update.
1247 2004-08-04 David Edelsohn <edelsohn@gnu.org>
1249 * config/rs6000/rs6000.c (rs6000_rtx_costs): LABEL_REFs are zero
1252 2004-08-04 Jan Hubicka <jh@suse.cz>
1254 * basic-block.h (profile_staus): New global variable.
1255 * cfg.c (profile_status): Declare.
1256 (check_bb_profile): Break out from ....; use profile_status
1257 (dump_flow_info): ... here.
1258 * cfgbuild.c (find_basic_blocks): Set profile_status.
1259 * cfgexpand.c (tree_expand_cfg): Likewise.
1260 * predict.c (estimate_probability): Likewise.
1261 * profile.c (branch_prob): Likewise.
1262 * tree-cfg.c (build_tree_cfg): Likewise.
1263 (dump_function_to_file): Use check_bb_profile.
1264 * tree-pretty-print (dump_bb_header): Likewise.
1265 * tree-profile.c (do_tree_profiling): Cleanup.
1267 2004-08-04 Zack Weinberg <zack@codesourcery.com>
1269 * Makefile.in (RTL_BASE_H, RTL_H): Correct.
1270 (BUILD_RTL): Remove $(BUILD_PREFIX) from ggc-none.o.
1271 (genobjs): Add errors.o, ggc-none.o, and min-insn-modes.o.
1272 (read-rtl.o, gensupport.o, genconfig.o, genflags.o, gencodes.o)
1273 (genconstants.o, genemit.o, genopinit.o, genrecog.o, genextract.o)
1274 (genpeep.o, genattr.o, genattrtab.o, genautomata.o, genoutput.o)
1275 (genconditions.o): Depend on $(RTL_BASE_H) not $(RTL_H).
1276 (ggc-none.o, errors.o): Move rule to generators section;
1277 correct dependencies.
1278 (min-insn-modes.o): Move rule to generators section; remove
1279 unnecessary explicit command; correct dependencies.
1280 (print-rtl.o, print-rtl1.o): Correct dependencies.
1281 ($(BUILD_PREFIX_1)errors.o. $(BUILD_PREFIX_1)ggc-none.o): Delete rule.
1282 (mostlyclean): Update.
1284 * errors.c: Include bconfig.h not config.h. Correct comment.
1285 * gengtype.c, genpreds.c: Don't define NO_GENRTL_H.
1286 * ggc-none.c: Include bconfig.h; not config.h or tm.h.
1287 * print-rtl.c: Don't include tm_p.h.
1289 * rtl.h: Move forward-decl of struct function down where it's
1290 needed. Include genrtl.h #ifndef GENERATOR_FILE, not
1291 #ifndef NO_GENRTL_H. Remove unnecessary #ifdef BUFSIZ statements.
1293 2004-08-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1294 Jeff Law <law@redhat.com>
1296 * tree-cfg.c (tree_duplicate_bb): Mark duplicated definitions.
1297 * tree-flow.h (rewrite_ssa_into_ssa): Declaration changed.
1298 * tree-into-ssa.c (rewrite_ssa_into_ssa): Use new interface to
1299 manipulate the duplicated ssa names.
1300 * tree-ssanames.c (ssa_names_to_rewrite): New variable.
1301 (marked_for_rewrite_p, any_marked_for_rewrite_p, mark_for_rewrite,
1302 unmark_all_for_rewrite, marked_ssa_names, release_ssa_name_force):
1304 (release_ssa_name): Do not release ssa names that may have multiple
1306 * tree.h (release_ssa_name_force, mark_for_rewrite,
1307 unmark_all_for_rewrite, marked_for_rewrite_p, any_marked_for_rewrite_p,
1308 marked_ssa_names): Declare.
1309 * tree-ssa-loop-ch.c (mark_defs_for_rewrite): Remove.
1310 (duplicate_blocks): Remove call to mark_defs_for_rewrite.
1311 Update call to rewrite_ssa_into_ssa.
1313 2004-08-04 Mark Mitchell <mark@codesourcery.com>
1315 * defaults.h (TARGET_DECLSPEC): New macro.
1316 * c-cppbuiltin.c (c_cpp_builtins): Handle TARGET_DECLSPEC.
1317 * config/arm/pe.h (SUBTARGET_CPP_SPEC): Remove __declspec support.
1318 * config/arm/symbian.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
1319 * config/i386/beof-elf.h (TARGET_OS_CPP_BUILTINS): Remove
1321 (TARGET_DECLSPEC): Define.
1322 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Remove
1324 * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS): Remove
1326 (TARGET_DECLSPEC): Define.
1327 * config/mcore/mcore.h (TARGET_CPU_CPP_BUILTINS): Remove
1329 * config/sh/symbian-pre.h (SUBTARGET_CPP_SPEC): Remove __declspec
1331 * doc/tm.texi (TARGET_DECLSPEC): Document.
1333 * doc/extend.texi: Fix typo in comment.
1335 2004-08-04 Paul Brook <paul@codesourcery.com>
1337 * target-def.h (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
1338 (TARGET_CXX): Use it.
1339 * target.h (struct gcc_target): Add cdtor_returns_this.
1340 * config/arm/arm.c (arm_cxx_cdtor_returns_this): New function.
1341 (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
1342 * doc/tm.texi: Document TARGET_CXX_CDTOR_RETURNS_THIS.
1344 2004-08-03 Nathan Sidwell <nathan@codesourcery.com>
1346 * c-lex.c (narrowest_unsigned_type, narrowest_signed_type): Take
1347 low/high pair. Do range checking directly.
1348 (interpret_integer): Adjust.
1350 2004-08-04 Nick Clifton <nickc@redhat.com>
1352 * config/sh/sh.h (TARGET_SWITCHES): Add no-renesas to select the
1354 * doc/invoke.texi: Document this new switch and also the -mrenesas
1357 2004-08-04 Nathan Sidwell <nathan@codesourcery.com>
1359 * cfglayout.c (insn_locators_initialize): Update the current
1360 location before initializing a location.
1362 2004-08-03 Zack Weinberg <zack@codesourcery.com>
1364 * dbxout.c (dbxout_function_decl): Always call dbxout_function_end.
1365 (dbxout_function_end): Return after emitting the "Lscope" symbol
1366 under the same conditions that this function formerly wasn't called.
1367 Add explanatory comments.
1370 * c-decl.c (record_builtin_type): Call debug_hooks->type_decl
1374 * dbxout.c (dbx_output_lbrac, dbx_output_rbrac): New
1375 functions, broken out of dbxout_block.
1376 (dbxout_block): The block at depth 0 should get LBRAC/RBRAC
1377 stabs too, if it contains symbols. Use the begin_label and
1378 the Lscope label (emitted by dbxout_function_end) for the
1379 range of this block.
1381 2004-08-03 Nathanael Nerode <neroden@gcc.gnu.org>
1383 * doc/install.texi: Update autoconf version requirements.
1385 2004-08-03 Zack Weinberg <zack@codesourcery.com>
1387 * defaults.h (LEGITIMATE_PIC_OPERAND_P): Provide default definition.
1388 * recog.c (general_operand, immediate_operand, nonmemory_operand)
1389 (asm_operand_ok): Remove #ifdefs on LEGITIMATE_PICOPERAND_P.
1390 * regclass.c (record_reg_classes): Likewise.
1391 * reload.c (find_reloads): Likewise.
1392 * reload1.c (reload): Likewise.
1394 2004-08-03 Zack Weinberg <zack@codesourcery.com>
1396 * gensupport.c (init_md_reader_args_cb): Renamed from
1397 init_md_reader_args. Add third option, callback function for
1398 parsing program-specific options. Add diagnosis of incorrect
1399 number of input files.
1400 (init_md_reader): Fold into init_md_reader_args_cb.
1401 (init_md_reader_args): Now a thin wrapper around
1402 init_md_reader_args_cb.
1403 * gensupport.h: Update prototypes.
1405 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
1406 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
1407 * genrecog.c: No need to diagnose lack of an input file;
1408 init_md_reader_args will handle it.
1409 * genconditions.c: Likewise, and use init_md_reader_args.
1410 * genconstants.c: Likewise, and no need to call read_md_rtx.
1412 2004-08-03 Joseph S. Myers <jsm@polyomino.org.uk>
1414 * c-decl.c (implicitly_declare): Diagnose incompatible implicit
1417 2004-08-03 Mike Stump <mrs@apple.com>
1419 * config/darwin-c.c: Don't search in "/Local/Library/Frameworks"
1421 * doc/invoke.texi (Darwin Options): Update to reflect above.
1423 2004-08-03 Roger Sayle <roger@eyesopen.com>
1426 * fold-const.c (extract_muldiv_1) <NOP_EXPR>: Disallow local
1427 truncations, not just global truncations.
1429 2004-08-03 Andrew Pinski <apinski@apple.com>
1432 * loop-iv.c (simplify_using_assignment): Initialize lhs.
1434 2004-08-03 Paul Brook <paul@codesourcery.com>
1436 * gcc/doc/install.texi: Document MPFR requirement.
1438 2004-08-03 Maciej W. Rozycki <macro@linux-mips.org>
1440 * aclocal.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Check for <sys/mman.h>
1441 and mmap() explicitly instead of relying on preset autoconf cache
1443 * configure: Regenerate.
1445 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
1448 * config.gcc (i[34567]86-*-* | x86_64-*-*): Add i386/t-gmm_malloc
1450 (i[34567]86-*-linux*aout* | i[34567]86-*-linux*libc1): Likewise.
1451 (i[34567]86-*-linux* | x86_64-*-linux*): Add i386/t-pmm_malloc
1454 * config/i386/t-gmm_malloc: New file.
1455 * config/i386/t-pmm_malloc: Likewise.
1457 * config/i386/xmmintrin.h: Include <mm_malloc.h>.
1459 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
1460 Tanguy Fautrà <tfautre@pandora.be>
1462 * config/i386/pmm_malloc.h: New file.
1464 2004-08-03 Danny Smith <dannysmith@users.sourceforge.net>
1466 * config/i386/gmm_malloc.h: New file.
1468 2004-08-03 Dale Johannesen <dalej@apple.com>
1470 * config/rs6000/rs6000.c (machopic_output_stub): Align Darwin stubs.
1471 * c-common.c: Include opts.h.
1472 (c_common_get_alias_set): Fix check for a single input file.
1473 * toplev.c: Remove current_file_decl.
1476 2004-08-03 Mark Mitchell <mark@codesourcery.com>
1478 * config.gcc (arm*-*-symbianelf*): New target.
1479 * config/arm/symbian.h: New file.
1481 * gthr-gnat.c: Add visibility #pragmas.
1482 * gthr-gnat.h : Likewise.
1484 * libgcc2.c (__ffsSI2): Move prototype to libgcc2.h.
1485 (__ffsDI2): Likewise.
1486 (__clzSI2): Likewise.
1487 (__ctzSI2): Likewise.
1488 (__ctzDI2): Likewise.
1489 (__popcountSI2): Likewise.
1490 (__popcountDI2): Likewise.
1491 (__paritySI2): Likewise.
1492 (__parityDI2): Likewise.
1493 * libgcc2.h: Add visibility #pragmas.
1494 (__clzDI2): Add prototype.
1495 (__clzSI2): Likewise.
1496 (__ctzSI2): Likewise.
1497 (__ffsDI2): Likewise.
1498 (__ffsSI2): Likewise.
1499 (__ctzDI2): Likewise.
1500 (__popcountSI2): Likewise.
1501 (__popcountDI2): Likewise.
1502 (__paritySI2): Likewise.
1503 (__parityDI2): Likewise.
1504 * unwind-dw2-fde.h: Add visibility #pragmas.
1505 * unwind.h: Likewise.
1507 2004-08-03 David Edelsohn <edelsohn@gnu.org>
1508 Dale Johannesen <dalej@apple.com>
1509 Roger Sayle <roger@eyesopen.com>
1511 * config/rs6000/rs6000.c (rs6000_rtx_costs): Calculate cost of
1512 constants more accurately. Adjust costs for FMA instructions.
1513 Add cases for most logical and float operations. Recurse into
1516 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
1518 * config.gcc (strongarm-*, xscale-*): Add t-arm to tmake_files.
1520 2004-08-03 Pat Haugen <pthaugen@us.ibm.com>
1522 * ra-build.c (conflicts_between_webs): For webs that cross a call add
1523 conflicts to regs_invalidated_by_call.
1525 2004-08-03 Paul Brook <paul@codesourcery.com>
1527 * config/arm/arm.c (emit_sfm): Only emit a single frame adjustment.
1529 2004-08-03 Jan Hubicka <jh@suse.cz>
1531 * coverage.c (tree_coverage_counter_ref): Fix computation of the new
1534 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
1536 * arm-cores.def: Sort by architecture. Add arm946es, arm966es,
1537 arm968es, arm10e, arm1020e, arm1022e.
1538 * invoke.texi: Update list of ARM cores.
1539 * arm-tune.md: Regenerate.
1541 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
1543 * arm/gentune.sh: New file.
1544 * arm/t-arm: New file.
1545 * arm/arm-tune.md: New file (autogenerated).
1546 * config.gcc (arm*-*-*): Add t-arm to tmake_file for all variants.
1547 * arm.md (attribute tune): Delete. Include arm-tune.md.
1549 2004-08-03 Paolo Bonzini <bonzini@gnu.org>
1551 * gcc.c (add_prefix, add_sysrooted_prefix): Remove
1552 penultimate parameter. All callers adjusted.
1553 (struct prefix_list): Remove used_flag_ptr.
1554 (find_a_file): Do not set *pl->used_flag_ptr.
1555 (warn_B, warn_std_ptr): Remove.
1557 2004-08-03 Yossi Markovich <yossim@il.ibm.com>
1558 Mostafa Hagog <mustafa@il.ibm.com>
1560 * config/rs6000/altivec.md (altivec_vnmsubfp): Fix wrong pattern.
1562 2004-08-02 Geoffrey Keating <geoffk@apple.com>
1564 * dwarf2out.c (output_call_frame_info): Don't change data format
1565 due to TARGET_USES_WEAK_UNWIND_INFO. Always refer to the local
1566 label. Use 'true' not '1'.
1567 * doc/install.texi (powerpc-*-darwin*): Mention cctools version
1570 2004-08-02 Gabriel Dos Reis <gdr@cs.tamu.edu>
1572 * gdbinit.in: Reflect previous changes to rtunion_def.
1574 2004-08-02 Roger Sayle <roger@eyesopen.com>
1576 * fold-const.c (fold) <TRUNC_MOD_EXPR>: The transformation "X % -Y"
1577 -> "X % Y" is only valid for TRUNC_MOD_EXPR.
1579 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1581 * vec.h (DEF_VEC_P): Add proper cast to uses of vec_o_reserve and
1583 * langhooks.h (lang_hooks::builtin_function): Rename parameter
1584 from "class" to "bt_class".
1586 2004-08-02 Paul Brook <paul@codesourcery.com>
1588 PR rtl-optimization/15068
1589 * flow.c (init_propagate_block_info): Check condition is reversible.
1591 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1593 * gengtype.h (options::info): Change type to const char *.
1594 (enum gc_used_enum): Move out of struct type scope.
1595 * gengtype.c (create_option): Convert initializer for option::info to
1597 (adjust_field_type, walk_type, write_func_for_structure,
1598 write_root, write_roots): Remove pointless cast.
1600 2004-08-02 J"orn Rennecke <joern.rennecke@superh.com>
1602 * genopinit.c (gen_insn): Check for MODE_COMPLEX_FLOAT patterns for $F.
1604 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1606 * rtl.h (union rtunion_def): Have all members start with the
1608 (XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, XBBDEF, XTMPL,
1609 X0INT, X0UINT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
1610 X0MEMATTR, X0BBDEF, X0REGATTR, XCINT, XCUINT, XCSTR, XCEXP,
1611 XCVEC, XCMODE, XCBITMAP, XCTREE, XCBBDEF, XC2EXP): Adjust members
1613 * gengtype.c (adjust_field_rtx_def): Likewise.
1614 * rtlanal.c (loc_mentioned_in_p): Likewise.
1616 2004-08-02 Richard Sandiford <rsandifo@redhat.com>
1618 * config.gcc (mips*-*-elf*, mips*-*-rtems*): Add elfos.h to tm_file.
1619 Replace uses of mips/elf64.h with mips/elf.h
1620 * config/mips/elf.h (MAX_OFILE_ALIGNMENT, TARGET_ASM_NAMED_SECTION)
1621 (TYPE_OPERAND_FMT, TYPE_ASM_OP, SIZE_ASM_OP, BSS_SECTION_ASM_OP)
1622 (ASM_OUTPUT_ALIGNED_BSS, ASM_WEAKEN_LABEL, ASM_OUTPUT_WEAK_ALIAS)
1623 (MAKE_DECL_ONE_ONLY, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP)
1624 (HANDLE_SYSV_PRAGMA): Delete.
1625 (ASM_OUTPUT_DEF): Fix formatting.
1626 * config/mips/elf64.h: Delete.
1628 2004-08-01 Zack Weinberg <zack@codesourcery.com>
1630 * config/ia64/ia64.c (got_symbolic_operand): Do require a
1631 symbol+offset operand to have its offset be zero mod 0x3fff
1632 when GOT entries are in use. Clarify logic in SYMBOL_REF
1633 case. Clarify comments.
1634 (ia64_expand_load_address): Split a symbol+offset load when
1635 the offset is nonzero mod 0x3fff, not 0x1fff.
1637 2004-08-01 Geoffrey Keating <geoffk@apple.com>
1639 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Just abort
1640 if trying to *store* to a non-offsettable address.
1641 * config/rs6000/rs6000.md (movtf_internal): Don't move GPRs to
1642 a nonoffsettable address.
1643 (movdi_internal32): Don't move GPRs to a nonoffsettable address.
1645 (movti_string): Don't move GPRs to a nonoffsettable address.
1646 (movti_ppc64): Don't move GPRs to a nonoffsettable address. Clean up.
1648 2004-08-02 Ben Elliston <bje@au.ibm.com>
1651 * config/rs6000/altivec.h: Replace typeof with __typeof__.
1653 2004-08-01 Richard Henderson <rth@redhat.com>
1655 * expr.c (expand_expr_real_1) <normal_inner_ref>: Fix crash with
1656 variable sized types.
1658 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
1660 * doc/invoke.texi: In the MIPS options section, remove the passage
1661 saying that -mexplicit-relocs is usually disabled for -mabicalls
1662 -fno-unit-at-a-time.
1663 * config/mips/mips.c (override_options): Remove the code that enforced
1666 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
1668 * config/mips/mips.md (cprestore): Provide two alternatives, one for
1669 an in-range offset and one for an out-of-range offset. Wrap the latter
1670 in .set macro/.set nomacro if it's inside a .set nomacro block.
1672 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
1674 * config/mips/mips-protos.h (mips_gp_save_slot): Remove.
1675 (mips_restore_gp): Declare.
1676 * config/mips/mips.c (mips_add_offset): Add a scratch register
1677 argument. Reimplement in rtl only, reusing MIPS16 logic from
1678 mips_output_mi_thunk.
1679 (mips_legitimize_address, mips_legitimize_const_move): Adjust calls
1681 (mips_gp_save_slot): Delete.
1682 (mips_restore_gp): New function.
1683 (mips_set_return_address, mips_output_mi_thunk): Use mips_add_offset.
1684 * config/mips/mips.md (exception_receiver): Turn into a
1685 define_insn_and_split. Use mips_restore_gp to do the split.
1686 (call_internal, call_value_internal, call_value_multiple_internal): Use
1687 mips_restore_gp to restore $gp.
1689 2004-07-31 Andrew Pinski <apinski@apple.com>
1692 * mkheaders.in (libsubdir): s/gcc-lib/gcc/.
1694 2004-07-31 Joseph S. Myers <jsm@polyomino.org.uk>
1696 * c-decl.c (diagnose_mismatched_decls): Give error for external
1697 redeclaration of identifier declared with no linkage, not just
1698 warning with -Wtraditional. Do not check DECL_CONTEXT to give
1699 error for redeclaration with no linkage.
1701 2004-07-30 Geoffrey Keating <geoffk@apple.com>
1702 Fariborz Jahanian <fjahanian@apple.com>
1704 * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Permit
1705 non-offsettable addresses even for DImode.
1706 (rs6000_split_multireg_move): Cope with non-offsettable addresses
1707 being moved into multiple GPRs.
1709 * config/rs6000/rs6000.c (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Default
1711 (rs6000_override_options): Use RS6000_DEFAULT_LONG_DOUBLE_SIZE.
1712 * config/rs6000/darwin.h (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define
1714 * config/rs6000/darwin-ldouble.c (isless): New macro.
1716 (nonfinite): New macro.
1718 (_xlqadd): Completely rewrite.
1719 (_xlqmul): Correct overflow handling.
1720 (_xlqdiv): Correct overflow handling.
1721 * config/rs6000/darwin-ldouble-format: New file.
1723 2004-07-30 Roger Sayle <roger@eyesopen.com>
1724 Richard Henderson <rth@redhat.com>
1726 * config/i386/i386.md: New peephole2's to convert imul by 3, 5 or
1727 9 into the equivalent lea instruction.
1729 2004-07-30 Richard Henderson <rth@redhat.com>
1731 * gimplify.c (gimplify_expr) <case CONST_DECL>: Don't replace
1732 with DECL_INITIAL if fb_lvalue.
1733 * tree-gimple.c (is_gimple_id): Add CONST_DECL.
1734 * tree-pretty-print.c (dump_decl_name): Dump unnamed CONST_DECL
1736 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Fold CONST_DECL.
1738 2004-07-30 Diego Novillo <dnovillo@redhat.com>
1740 * tree-ssa-alias.c (compute_points_to_and_addr_escape): If a
1741 pointer escapes through a function call, assume that the
1742 callee will dereference it.
1743 (add_pointed_to_var): Assume that VALUE is always an
1745 (collect_points_to_info_r): Only call add_pointed_to_var if
1746 the value is an ADDR_EXPR.
1748 2004-07-30 Diego Novillo <dnovillo@redhat.com>
1750 * tree-ssa-alias.c (create_alias_map_for): Do not get the
1751 alias set of the inner type of ARRAY_TYPEs.
1753 2004-07-29 Diego Novillo <dnovillo@redhat.com>
1755 * tree-ssa-ccp.c (visit_assignment): Move code to prevent
1756 setting a non-register to UNDEFINED right before the call to
1759 2004-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
1761 * config/sh/lib1funcs.asm: Make aliases movstr* for movmem*.
1763 2004-07-29 Diego Novillo <dnovillo@redhat.com>
1765 * tree-ssa.c (verify_flow_sensitive_alias_info): When
1766 comparing points-to sets of different pointers, make sure the
1767 second pointer is actually referenced in the code.
1769 2004-07-29 Zack Weinberg <zack@codesourcery.com>
1771 * config/ia64/ia64.c (setjmp_operand): Delete, unused.
1772 (got_symbolic_operand): Remove unreachable code.
1773 * config/ia64/ia64.h (PREDICATE_CODES): Remove entry for
1774 setjmp_operand; add entry for tls_symbolic_operand.
1775 * config/ia64/ia64-protos.h: Remove all prototypes of
1776 predicate functions.
1778 2004-07-29 Mark Mitchell <mark@codesourcery.com>
1780 * c-common.h (lang_post_pch_load): New variable.
1781 * c-pch.c (lang_post_pch_load): Define it.
1782 (c_common_read_pch): Use it.
1783 * cgraphunit.c (record_call_1): Give the front end a chance to
1784 record additional needed entities when a variable is marked as
1786 * tlink.c (recompile_files): Robustify.
1787 (scan_linker_output): If a symbol is assigned to a file,
1788 but after recompilation is not present there, issue an error
1791 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1793 * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
1794 Take orig_loop argument and pass it to set_level.
1795 (schedule_sm): Pass the correct orig_loop to force_move_till.
1797 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1799 * cfgloop.c (update_latch_info): Update dominator of the new block.
1800 (canonicalize_loop_headers, flow_loops_find): Do not free dominance
1802 * dominance.c (verify_dominators): Check that the dominance tree is
1804 (recount_dominator): Ignore unreachable blocks.
1805 (iterate_fix_dominators): Cleanup old dominance information before
1808 2004-07-29 Diego Novillo <dnovillo@redhat.com>
1810 * tree-ssa-operands.c (get_expr_operands): Revert changes
1811 to ADDR_EXPR processing introduced by:
1812 2004-06-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1813 * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
1815 2004-07-29 Joseph S. Myers <jsm@polyomino.org.uk>
1817 * doc/implement-c.texi: Add C90 subclause references. Point to
1818 preprocessor documentation instead of duplicating it. Add points
1819 only present in C90. Fill in documentation for all points.
1821 2004-07-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1823 * pa.c (output_movb): Correct typo.
1825 2004-07-29 Pat Haugen <pthaugen@us.ibm.com>
1827 * ra.h (single_reg_in_regclass): Declare.
1828 * ra.c (single_reg_in_regclass): Define.
1829 (first_hard_reg): New.
1830 (init_ra): Initialize single_reg_in_regclass.
1831 * ra-colorize.c (ok_class): New.
1832 (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
1834 2004-07-29 Nathan Sidwell <nathan@codesourcery.com>
1836 * gcov-io.h: Allow zero tag as EOF indicator.
1837 (gcov_is_eof): Remove.
1838 (gcov_truncate): Remove.
1839 * gcov-io.c (gcov_seek): Always SEEK_SET.
1840 * libgcov.c (gcov_exit): Don't use gcov_truncate. Write explicit
1842 * coverage.c (read_counts_file): Don't use gcov_is_eof.
1843 * gcov-dump.c (dump_file): Likewise.
1844 * gcov.c (read_graph_file, read_count_file): Likewise.
1846 * c-decl.c (complete_array_type): Don't gratuitously copy
1847 maxindex. Check it always has a type.
1849 2004-07-29 Steven Bosscher <stevenb@suse.de>
1851 * rtl.c (currently_expanding_to_rtl): New.
1852 * rtl.h (currently_expanding_to_rtl): Export it.
1853 * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
1855 * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
1857 * config/sh/sh.c: Replace rtx_equal_function_value_matters
1858 with currently_expanding_to_rtl.
1859 * config/sh/sh.md: Likewise.
1860 * config/ia64/ia64.c (got_symbolic_operand): Likewise.
1862 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
1864 Introduce sh2a support.
1865 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
1866 * config.gcc: Build multilibs for sh2a and sh2a-single by
1868 * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
1869 default. Split their tests out of the corresponding SH4
1871 * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
1873 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
1874 * config.gcc: Handle sh2a multilibs and cpu selection.
1875 * config/sh/sh.h: Likewise. Handle sh2a command line flags.
1876 * config/sh/t-mlib-sh2a: New.
1877 * config/sh/t-mlib-sh2a-nofpu: New.
1878 * config/sh/t-mlib-sh2a-single: New.
1879 * config/sh/t-mlib-sh2a-single-only: New.
1880 2004-07-09 Nick Clifton <nickc@redhat.com>
1882 * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
1883 -ml and -m2a are used together.
1884 2004-03-23 DJ Delorie <dj@redhat.com>
1885 * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
1886 when we have a double-sized FPU.
1887 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
1888 * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
1890 * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
1891 -msh2a-single and -msh2a-single-only
1892 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
1893 * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
1895 2004-02-20 DJ Delorie <dj@delorie.com>
1896 * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
1897 2004-02-20 Fred Fish <fnf@redhat.com>,
1898 Corinna Vinschen <vinschen@redhat.com>
1899 * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
1900 (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
1901 2004-02-18 DJ Delorie <dj@redhat.com>
1902 * config/sh/sh.c (broken_move): Add support for movi20.
1903 * config/sh/sh.h: Likewise.
1904 (SHIFT_COUNT_TRUNCATED): Set for sh2a.
1905 * config/sh/sh.md (udivsi3_sh2a): New.
1910 (ashlsi3_sh2a): New.
1911 (ashrsi3_sh2a): New.
1912 (lshrsi3_sh2a): New.
1913 (movsi_i): Disable for sh2a.
1914 (movsi_ie): Add movi20.
1915 (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
1916 sh2a, for -m2a-nofpu mode.
1917 2004-02-13 DJ Delorie <dj@redhat.com>
1918 * config/sh/lib1funcs.asm: Handle double vs single better.
1919 * config/sh/sh.h: Likewise.
1920 2004-02-09 DJ Delorie <dj@redhat.com>
1921 * config/sh/crt1.asm: Add support for sh2a.
1922 * config/sh/elf.h: Likewise.
1923 * config/sh/lib1funcs.asm: Likewise.
1924 * config/sh/sh.c: Likewise.
1925 * config/sh/sh.md: Likewise.
1926 * config/sh/sh.h: Likewise.
1927 * config/sh/t-sh: Likewise.
1929 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
1931 * config/frv/frv.md (movqi_internal, movhi_internal,
1932 movsi_internal): Add backup alternatives for memory inputs.
1934 2004-07-28 Matt Austern <austern@apple.com>
1936 * config/darwin.c (darwin_one_byte_bool): New global variable.
1937 * config/darwin.h (darwin_one_byte_bool): Declare.
1938 (SUBTARGET_OPTIONS): Define macro. (for -mone-byte-bool flag.)
1939 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
1940 value of darwin_one_byte_bool.
1941 * doc/invoke.texi: Document -mone-byte-bool flag.
1943 2004-07-28 Eric Christopher <echristo@redhat.com>
1945 * c-common.c (c_common_unsafe_for_reeval): Delete.
1946 * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
1947 * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
1948 * calls.c (fix_unsafe_tree): Delete.
1949 (expand_call): Delete code which used above.
1950 * dojump.c (do_jump): Delete UNSAVE_EXPR case.
1951 * expr.c (expand_expr_real_1): Ditto.
1952 * fold-const.c (non_lvalue): Ditto.
1953 * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
1954 (lhd_unsafe_for_reeval): Ditto.
1955 * langhooks.c (lhd_unsafe_for_reeval): Ditto.
1956 * langhooks.h (unsafe_for_reeval): Ditto.
1957 (unsave_expr_now): Adjust comment.
1958 * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
1959 (estimate_num_insns_1): Ditto.
1960 * tree-pretty-print.c (dump_generic_node): Ditto.
1961 * tree.c (expr_align): Ditto.
1962 (unsave_expr): Delete.
1963 (unsafe_for_reeval): Ditto.
1964 * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
1965 * tree.def (UNSAVE_EXPR): Delete.
1966 * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
1968 2004-07-28 Zack Weinberg <zack@codesourcery.com>
1970 * tree.h (enum tls_model): Move ...
1971 * coretypes.h: ... here.
1973 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
1975 * config/frv/frv.h (EPILOGUE_USES): New. Use LR.
1977 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
1979 * cse.c (validate_canon_reg): New function, split out from...
1980 (canon_reg): ...here. Use validate_canon_reg for both 'e' and 'E'.
1982 2004-07-28 Diego Novillo <dnovillo@redhat.com>
1984 * tree-ssa-alias.c (maybe_create_global_var): Don't just
1985 return if .GLOBAL_VAR has been created.
1987 2004-07-28 Diego Novillo <dnovillo@redhat.com>
1989 * tree-ssa.c (verify_flow_insensitive_alias_info): Process
1990 every variable that may have aliases, not just tags.
1992 2004-07-28 Aldy Hernandez <aldyh@redhat.com>
1994 * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
1995 move_from_CR_eq_bit.
1996 Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
1999 * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
2002 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
2003 output_e500_flip_eq_bit.
2005 * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
2006 output_e500_flip_eq_bit.
2007 (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
2008 output_e500_flip_eq_bit.
2009 Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
2010 (print_operand): case D. Get to EQ bit.
2012 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
2014 * gcov.c (function_summary): Add missing \n.
2016 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
2018 Introduce sh4a support.
2019 * config.gcc: Handle sh4a multilibs and cpu selection.
2020 * config/sh/sh.h: Likewise. Handle sh4a command line flags.
2021 * config/sh/t-mlib-sh4a: New.
2022 * config/sh/t-mlib-sh4al: New.
2023 * config/sh/t-mlib-sh4a-nofpu: New.
2024 * config/sh/t-mlib-sh4a-single: New.
2025 * config/sh/t-mlib-sh4a-single-only: New.
2026 2004-02-20 DJ Delorie <dj@redhat.com>
2027 * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
2028 * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
2029 2003-08-22 Eric Christopher <echristo@redhat.com>
2030 * config/sh/sh4a.md: Update for chip errata.
2031 2003-08-07 Eric Christopher <echristo@redhat.com>
2032 * config/sh/sh4a.md: New file. sh4a processor description.
2033 2003-07-08 Alexandre Oliva <aoliva@redhat.com>
2034 * config/sh/sh.h (TARGET_SWITCHES): Added 4al. Adjust description
2036 (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
2037 * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
2038 * doc/invoke.texi (SH Options): Document -m4al.
2039 2003-07-03 Alexandre Oliva <aoliva@redhat.com>
2040 * config/sh/sh.c (expand_block_move): Remove commented-out code
2041 checked in by mistake.
2042 (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
2043 single elements from SFmode vectors.
2044 * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
2046 (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
2047 2003-07-01 Alexandre Oliva <aoliva@redhat.com>
2048 * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
2049 sh_fsca_int2sf): Remove variable declarations.
2050 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
2051 sh_fsca_int2sf): New functions.
2052 (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
2053 sh_fsca_int2sf_rtx): New static variables.
2054 * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
2055 sh_fsca_int2sf): Declare.
2056 * config/sh/sh.md: Adjust.
2057 * doc/invoke.texi (SH Options): Document new options.
2058 * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
2059 compatibility from SH4 code.
2060 2003-06-27 Alexandre Oliva <aoliva@redhat.com>
2061 * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
2063 (memory_movsrc_operand): Renamed to...
2064 (unaligned_load_operand): ... this. Simplified.
2065 * config/sh/sh.h (PREDICATE_CODES): Adjust.
2066 * config/sh/sh.md (movua, extv, extzv): Likewise. Change movua's
2067 input operand to SImode, and adjust the others. Introduce
2068 post-increment by peephole.
2069 * config/sh/sh.c (expand_block_move): Give the target address the
2070 same mode as the temp reg.
2071 * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
2073 2003-06-26 Alexandre Oliva <aoliva@redhat.com>
2074 Introduce support for SH4a.
2075 * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
2076 __SH4A__. Emit 4 4kb blocks and touch all of them otherwise.
2077 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
2078 sh_fsca_int2sf): New.
2079 (sh_init_builtins): Initialize them.
2080 (print_operand): Support `d'.
2081 (expand_block_move): Use movua if src is misaligned.
2082 (memory_movsrc_operand): New.
2083 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
2084 and one of the SH4 macros.
2085 (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
2086 SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
2087 SELECT_SH4A_SINGLE): New.
2088 (TARGET_NONE): Add SH4A_BIT.
2089 (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
2090 (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
2091 (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
2092 (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
2093 (enum processor_type): Added PROCESSOR_SH4A.
2094 (PREDICATE_CODES): Add memory_movsrc_operand.
2095 * config/sh/sh.md: Removed unused variables.
2096 (attr cpu): Add sh4a.
2097 (attr type): Add movua, fsrra and fsca.
2098 (prefetch): New, for SH4.
2099 (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
2100 (toggle_sz): Set type to fp.
2101 (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
2102 (movua, extv, extzv): New.
2103 * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
2106 2004-07-28 Diego Novillo <dnovillo@redhat.com>
2108 * tree-optimize.c (init_tree_optimization_passes): Schedule
2109 pass_may_alias right after the program is renamed into SSA.
2110 * tree-pass.h (PROP_alias): Define.
2111 * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
2112 * tree-sra.c (pass_sra): Likewise.
2113 * tree-ssa-ccp.c (pass_ccp): Likewise.
2114 * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
2115 * tree-ssa-dce.c (pass_dce): Likewise.
2116 * tree-ssa-dom.c (pass_dominator): Likewise.
2117 * tree-ssa-dse.c (pass_dse): Likewise.
2118 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
2119 * tree-ssa-loop-ch.c (pass_ch): Likewise.
2120 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
2121 * tree-ssa-pre.c (pass_pre): Likewise.
2122 * tree-tailcall.c (pass_tail_recursion): Likewise.
2123 * tree-ssa.c (pass_redundant_phi): Likewise.
2124 * tree-ssa-alias.c (aliases_computed_p): Remove.
2126 (init_alias_info): Do not mark all type tags for renaming
2128 Clear may_aliases from every symbol.
2129 (setup_pointers_and_addressables): If a pointer has not been
2130 dereferenced and it had a type tag, clear it and mark the old
2133 2004-07-28 Diego Novillo <dnovillo@redhat.com>
2135 PR tree-optimization/16705
2136 * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
2139 2004-07-27 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2141 * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
2144 * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
2145 don't make another one.
2147 PR optimization/15077
2148 * function.h (struct function): Add field saved_static_chain_decl.
2149 Fix comment for static_chain_decl.
2150 * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
2151 * tree-inline.h (save_body): Add new arg.
2152 * tree-optimize.c (tree_rest_of_compilation): Handle saving
2155 2004-07-27 Richard Henderson <rth@redhat.com>
2157 * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
2158 (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
2159 is_gimple_addressable.
2160 * tree-gimple.c (is_gimple_addressable): Rename from
2161 is_gimple_addr_expr_arg; accept INDIRECT_REF.
2162 (is_gimple_lvalue): Don't test INDIRECT_REF directly.
2163 * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
2164 rename to is_gimple_addressable.
2166 2004-07-28 Alan Modra <amodra@bigpond.net.au>
2168 * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
2170 2004-07-27 Richard Henderson <rth@redhat.com>
2172 * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
2175 2004-07-27 Zack Weinberg <zack@codesourcery.com>
2177 * libgcc2.c: Change all conditionals testing
2178 LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
2179 * libgcc2.h: Likewise.
2180 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
2181 TYPE_PRECISION of float80_type to 80.
2182 * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
2183 of fpreg_type and float80_type to 80.
2184 * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
2185 * config/m68k/netbsd-elf.h:
2186 Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
2187 to evaluate to 80 whenever they would formerly have evaluated to 96.
2188 * config/i386/sco5.h: Remove unnecessary redefinition of
2189 LONG_DOUBLE_TYPE_SIZE.
2190 * doc/rtl.texi: Clarify uses of XFmode and TFmode.
2191 * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
2192 XFmode, with a bitsize of 80. Update commentary.
2193 * config/ia64/ia64-modes.def: Likewise.
2194 * config/m68k/m68k-modes.def: Likewise.
2196 2004-07-27 Steven Bosscher <stevenb@suse.de>
2198 * cfgexpand.c (tree_expand_cfg): Fix comment.
2200 * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
2201 * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
2203 (prepare_function_start): Don't set rtx_equal_function_value_matters.
2204 * integrate.c (copy_rtx_and_substitute): Don't test for it.
2205 * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
2206 Don't set rtx_equal_function_value_matters. Don't register RTL hooks
2207 here again. Update leading comment.
2208 * rtl.c (rtx_equal_function_value_matters): Remove.
2209 (rtx_equal_p): Don't test for it.
2210 * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
2213 * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
2214 * rtl.c (note_insn_name): Likewise.
2215 * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
2216 * final.c (final_scan_insn): Likewise.
2218 * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
2219 * passes.c (rest_of_handle_eh): Do it here.
2221 * stmt.c (struct nesting): Remove struct nesting block member.
2222 (struct stmt_status): Remove x_block_start_count field.
2223 (current_block_start_count): Remove.
2225 2004-07-27 Brian Booth <bbooth@redhat.com>
2227 * tree-optimize.c (register_one_dump_file): Update condition that uses
2229 (dup_pass_1): Replace with...
2230 (next_pass_1): This.
2231 (NEXT_PASS): Call next_pass_1.
2233 (init_tree_optimization_passes): Remove uses of DUP_PASS.
2234 (execute_one_pass): Update condition that uses
2236 * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
2239 2004-07-27 Nick Clifton <nickc@redhat.com>
2241 * config/m32r/m32r.c: Include integrate.h in order to get the
2242 prototype for get_hard_reg_initial_val().
2244 * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
2245 and tidy up indentation.
2246 (final_presence_set): Use absence_set instead, so that if there is
2247 nothing in the "o" pipe the "s" pipe can be scheduled.
2249 2004-07-27 Diego Novillo <dnovillo@redhat.com>
2251 * tree-ssa-alias.c (create_name_tags): Ignore pointers that
2252 don't have PT_VARS nor PT_MALLOC set.
2253 Clear name tag from pointers that have not been dereferenced.
2254 (set_pt_anything, set_pt_malloc): Forward declare.
2255 * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
2256 not type compatibility when determining if a pointer can be
2259 2004-07-27 Richard Sandiford <rsandifo@redhat.com>
2261 * expr.h (canonicalize_condition, get_condition): Add an int argument.
2262 * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
2263 it to check whether the condition is still valid at the jump insn.
2264 * ifcvt.c (noce_get_condition): Likewise.
2265 (noce_get_alt_condition): Update call to canonicalize_condition.
2266 * loop-iv.c (simplify_using_initial_values): Update call to
2267 get_condition. Remove FIXME.
2268 (check_simple_exit): Update call to get_condition.
2269 * loop-unswitch.c (may_unswitch_on): Likewise.
2270 * loop.c (check_dbra_loop): Likewise.
2271 (canonicalize_condition, get_condition): Add an argument to say whether
2272 the condition must still be valid at INSN.
2273 (get_condition_for_loop): Update call to get_condition. Require that
2274 the condition be valid at INSN.
2275 * predict.c (estimate_probability): Update call to get_condition.
2276 Remove unused earliest parameter.
2277 (expected_value_to_br_prob): Update call to canonicalize_condition.
2279 2004-07-26 Eric Christopher <echristo@redhat.com>
2281 * tree-dfa.c (add_referenced_var): Register initializers of global
2284 2004-07-26 Paolo Bonzini <bonzini@gnu.org>
2286 * config/i386/i386.c (function_arg): Always treat 8-
2287 and 16-byte wide vectors the same, even if MMX/SSE
2289 (contains_128bit_aligned_vector_p): Add comment.
2291 2004-07-26 J"orn Rennecke <joern.rennecke@superh.com>
2293 * ra.h (enum node_type): Rename to:
2294 (enum ra_node_type).
2295 * ra-colorize.c: Likewise.
2297 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
2299 * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
2300 after simplifying the jump.
2302 2004-06-26 Richard Henderson <rth@redhat.com>
2304 * calls.c (combine_pending_stack_adjustment_and_call): Make
2305 preferred_unit_stack_boundary argument unsigned. Make
2306 unadjusted_alignment unsigned.
2307 (expand_call): Make preferred_stack_boundary and
2308 preferred_unit_stack_boundary variables unsigned.
2309 * function.c (assign_stack_local_1): Make alignment unsigned.
2310 * function.h (struct function): Make stack_alignment_needed,
2311 preferred_stack_boundary unsigned.
2312 * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
2313 (ix86_compute_frame_layout): Make stack_alignment_needed,
2314 preferred_alignment variables unsigned.
2315 * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
2317 2004-07-26 Tom Tromey <tromey@redhat.com>
2319 * tree.h: Fix typo in comment.
2321 2004-07-26 Daniel Jacobowitz <dan@debian.org>
2324 * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
2325 (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
2326 (ggc_free): Remove incorrect freeing.
2327 (sweep_pages): Advance PP for large pages. Fix indentation.
2329 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
2331 PR rtl-optimization/16643
2332 * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
2333 * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
2334 * basic-block.h (reorder_basic_blocks): Add a flags parameter.
2335 * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
2336 (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
2337 * function.c (thread_prologue_and_epilogue_insns): Likewise.
2338 * rtl.h (tracer): Add a flags parameter.
2339 * tracer.c (tracer): Pass it to cfg_layout_initialise.
2340 * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
2341 (rest_of_handle_reorder_blocks): Update calls to tracer and
2342 reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
2343 (rest_of_handle_tracer): Pass 0 to tracer.
2344 (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
2346 2004-07-25 David Edelsohn <edelsohn@gnu.org>
2349 * config/rs6000/rs6000.md (movdi_internal64): Further disparage
2352 2004-07-24 Nathan Sidwell <nathan@codesourcery.com>
2354 * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
2355 (BINFO_BASE_ACCESS): Adjust.
2356 (BINFO_BASE_ACCESS_APPEND): New.
2357 (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
2358 * dbxout.c (dbxout_type): Adjust binfo access accessing.
2359 * dwarf2out.c (gen_member_die): Likewise.
2360 * tree-dump.c (deque_and_dump): Likewise.
2362 2004-07-26 Falk Hueffner <falk@debian.org>
2364 * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
2367 2004-07-25 Roger Sayle <roger@eyesopen.com>
2369 * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
2370 value off of the stack if TARGET_USE_FFREEP.
2372 2004-07-26 Bernardo Innocenti <bernie@develer.com>
2374 * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
2375 * gengtype-yacc.y: Likewise. Replace free() with XDELETE ().
2376 * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
2377 check on invocation of XRESIZEVEC ().
2379 2004-07-26 Bernardo Innocenti <bernie@develer.com>
2381 * c-common.c (disable_builtin_function): Rename variable n to
2382 new_disabled_builtin.
2383 * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
2384 Rename local variable old to old_decl.
2385 * gensupport.c (shift_output_template): Rename parameter old to src.
2386 * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
2387 old_rtx and newx to new_rtx.
2389 2004-07-26 Bernardo Innocenti <bernie@develer.com>
2391 * Makefile.in (C_PRAGMA_H): New variable to track dependencies
2393 * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
2395 * c-lex.c: Likewise.
2397 2004-07-25 Roger Sayle <roger@eyesopen.com>
2399 * fold-const.c (constant_boolean_node): Make extern.
2400 (make_range): Wrap long lines.
2401 (fold_cond_expr_with_comparison): Remove unnecessary call to
2402 pedantic_non_lvalue. Add missing calls to fold_convert.
2403 (fold_truthop): Add missing calls to fold_convert.
2405 * tree.h (constant_boolean_node): Add prototype here.
2406 * builtins.c (expand_builtin_strncmp): Add missing calls to
2408 * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
2409 Call fold_convert and constant_boolean_node to correct types.
2410 * tree-ssa-forwprop.c (substitute_single_use_vars): Add
2411 missing call to fold_convert to correct types.
2413 2004-07-26 Niall Douglas <s_fsfeurope2@nedprod.com>
2414 Brian Ryner <bryner@brianryner.com>
2418 * c-common.c (c_common_attribute_table): Allow
2419 handle_visibility_attribute to be called for types.
2420 (handle_visibility_attribute) When given a type, set the visibility
2421 bits on the TYPE_NAME. When given a decl, don't set no_add_attrs
2422 so that we can check later whether the attribute was present. Added
2423 warning if attribute applied to non class type.
2424 * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
2425 decls and checking that they are consistent.
2426 * common.opt: Added -fvisibility.
2427 * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
2428 * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
2429 * flags.h, tree.h: Added assorted support defines for overall patch
2430 * opts.c: Added parsing support for -fvisibility.
2431 * tree.c (build_decl): Set visibility for all decls to be whatever
2432 is in force at that time.
2433 * varasm.c (default_binds_local_p_1): Reworked logic determining
2434 when to make a symbol locally bound.
2435 * doc/invoke.texi: Added documentation for -fvisibility and
2436 -fvisibility-inlines-hidden.
2438 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2440 * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
2441 * c-common.c: Add missing casts from void * to other types.
2442 * c-decl.c: Likewise.
2443 * c-format.c: Likewise.
2444 * c-lex.c: Likewise.
2445 * c-pragma.c: Likewise.
2446 * c-typeck.c: Likewise.
2447 * defaults.h: Likewise.
2448 * genconstants.c: Likewise.
2449 * gengtype-lex.l: Likewise.
2450 * genmodes.c: Likewise.
2451 * read-rtl.c: Likewise.
2454 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2456 * bitmap.c: Use type-safe memory allocation macros from libiberty.
2457 * c-common.c: Likewise.
2458 * c-decl.c: Likewise.
2459 * c-lang.c: Likewise.
2460 * c-lex.c: Likewise.
2461 * c-opts.c: Likewise.
2462 * c-parse.in: Likewise.
2463 * c-typeck.c: Likewise.
2464 * genconditions.c: Likewise.
2465 * gengtype-lex.l: Likewise.
2466 * gengtype-yacc.y: Likewise.
2467 * gengtype.c: Likewise.
2468 * genmodes.c: Likewise.
2469 * gensupport.c: Likewise.
2470 * read-rtl.c: Likewise.
2471 * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
2474 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2476 * c-decl.c (groktypename, groktypename_in_param_context): Rename
2477 variable typename to type_name.
2478 * c-lex.c (interpret_float): Likewise.
2480 2004-07-25 Roger Sayle <roger@eyesopen.com>
2482 * convert.c (convert_to_real, convert_to_integer,
2483 convert_to_complex): Replace calls to build with calls to buildN.
2484 * coverage.c (tree_coverage_counter_ref): Likewise.
2485 * dojump.c (do_jump): Likewise.
2486 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
2487 * emit-rtl.c (component_ref_for_mem_expr,
2488 set_mem_attributes_minus_bitpos): Likewise.
2489 * explow.c (update_nonlocal_goto_save_area): Likewise.
2490 * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
2491 expand_mult_add): Likewise.
2492 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
2493 store_constructor, get_inner_reference, expand_expr_real_1,
2494 try_casesi, try_tablejump): Likewise.
2495 * function.c (expand_function_start): Likewise.
2496 * stmt.c (emit_case_bit_tests, expand_end_case_type,
2497 node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
2498 * stor-layout.c (place_union_field, layout_type): Likewise.
2499 * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
2500 * varasm.c (copy_constant): Likewise.
2502 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2504 * c-common.c: Rename all identifiers named `new'.
2505 * c-decl.c: Likewise.
2506 * gensupport.c: Likewise.
2507 * simplify-rtx.c: Likewise.
2508 * c-common.c (disable_builtin_function): Replace a call to xmalloc()
2510 * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
2513 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
2516 * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
2517 declarations until after calling pushdecl.
2518 (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
2519 "extern" and not on whether the declaration is initialized.
2521 2004-07-25 Daniel Jacobowitz <dan@debian.org>
2523 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
2524 (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
2525 * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
2526 "cpplib.h", "c-pragma.h", "c-common.h".
2527 (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
2528 (solaris_register_pragmas): New functions.
2529 * config/sol2-protos.h: New file.
2530 * config/sol2.c: New file.
2531 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
2532 (REGISTER_TARGET_PRAGMAS): New macros.
2533 (solaris_pending_aligns, solaris_pending_inits)
2534 (solaris_pending_finis): New variables.
2535 * config/t-sol2 (sol2-c.o): Update dependencies.
2537 * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
2538 SUBTARGET_INSERT_ATTRIBUTES.
2539 (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
2540 * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
2541 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
2542 * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
2543 * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
2544 * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
2545 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
2546 * config/sparc/sparc.c (sparc_attribute_table): New.
2547 (TARGET_INSERT_ATTRIBUTES): Define in terms of
2548 SUBTARGET_INSERT_ATTRIBUTES.
2549 (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
2551 * doc/extend.texi (Solaris Pragmas): New section.
2553 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2555 * c-common.c: Rename all identifiers named `class' to `cl'.
2556 * c-common.h: Likewise.
2557 * c-parse.in: Likewise.
2558 * c-typeck.c: Likewise.
2559 * genmodes.c: Likewise.
2562 * recog.c: Likewise.
2563 * recog.h: Likewise.
2564 * regrename.c: Likewise.
2566 * c-common.c (builtin_function_2): Change type of 5th parameter from
2567 int to enum built_in_function. Change type of 8th parameter from int
2569 * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
2571 * c-typeck.c (convert_arguments): Change type of formal_prec from
2572 int to unsigned int.
2573 * genmodes.c (blank_mode): Make a few negative constants unsigned.
2574 (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
2575 emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
2576 emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
2577 emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
2578 iterator to for_all_modes () instead of an enum because enums can't
2579 be incremented in C++.
2582 2004-07-25 Daniel Jacobowitz <dan@debian.org>
2584 * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
2587 2004-07-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2589 * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
2590 Handle ARRAY_RANGE_REF like ARRAY_REF.
2592 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
2594 * c-typeck.c (digest_init): Don't allow arrays of signed or
2595 unsigned variants of wchar_t to be initialized by wide string
2596 constants. Do allow arrays of enumerated types compatible with
2597 wchar_t to be initialized by wide string constants. Refine tests
2598 distinguishing wide and narrow strings and arrays. Give specific
2599 error for arrays of other integer types initialized by string
2601 (output_init_element, process_init_element): Check for
2602 INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
2603 initializing with string constants.
2605 2004-07-25 Richard Henderson <rth@redhat.com>
2607 * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
2609 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
2610 * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
2611 DECL_IGNORED_P to new decl.
2613 2004-07-24 Zack Weinberg <zack@codesourcery.com>
2615 * config/ia64/ia64.c (general_xfmode_operand)
2616 (destination_xfmode_operand): Delete.
2617 * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
2618 * config/ia64/ia64.md (*movxf_internal): Use general_operand
2619 and destination_operand.
2621 2004-07-24 Alexander Kabaev <kan@freebsd.org>
2623 * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
2624 (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
2626 2004-07-24 Alexander Kabaev <kan@freebsd.org>
2627 Zack Weinberg <zack@codesourcery.com
2630 * c-decl.c (diagnose_mismatched_decls): Don't issue a
2631 redundant-declaration warning the first time a builtin is
2632 declared explicitly.
2634 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2636 * tree.h (staticp): Change return type to bool.
2638 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2640 * c-common.c (c_staticp): Last episode of the staticp saga.
2642 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2644 * c-common.h (c_staticp): Change return type from int to bool.
2645 * tree.c (staticp): Likewise.
2646 * langhooks.h (staticp): Likewise.
2648 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2650 * langhooks-def.h (lhd_staticp): Change return type from int to
2651 bool in prototype to match definition.
2653 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2655 * system.h (bool, true, false): Don't redefine as preprocessor macros
2658 2004-07-24 Roger Sayle <roger@eyesopen.com>
2660 * expmed.c (init_expmed): A signed modulus by a power of two is
2661 considered cheap if its less than or equal to four instructions.
2663 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2665 * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
2666 GGC_CNEWVAR): New macros.
2668 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2670 * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
2672 * c-decl.c: Likewise.
2673 * c-format.c: Likewise.
2674 * c-lex.c: Likewise.
2675 * c-opts.c: Likewise.
2676 * c-pragma.c: Likewise.
2677 * c-typeck.c: Likewise.
2678 * gencheck.c: Likewise.
2679 * genconditions.c: Likewise.
2680 * genconfig.c: Likewise.
2681 * genflags.c: Likewise.
2682 * gengtype.c: Likewise.
2683 * gensupport.c: Likewise.
2684 * ggc-none.c: Likewise.
2685 * langhooks.c: Likewise.
2686 * statistics.h: Likewise.
2687 * stub-objc.c: Likewise.
2688 * java/decl.c: Likewise.
2690 2004-07-24 Roman Zippel <zippel@linux-m68k.org>
2692 * config/m68k/m68k.c (output_scc_di): Fix coding style.
2693 (symbolic_operand): Fix prototype.
2694 * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
2695 * config/m68k/m68k.md: Add constants for registers a0 and sp and
2696 use them, change from the "{...}" syntax to the simpler {...}
2698 (*cfv4_extendqisi2): Fix destination predicate.
2699 * config/m68k/m68k-protos.h: Remove various declarations also
2700 generated via PREDICATE_CODES.
2702 2004-07-23 Mike Stump <mrs@apple.com>
2704 * c-typeck.c (convert_for_assignment): Tightened up pointer
2705 converstions that differ in signedness.
2707 2004-07-23 Zack Weinberg <zack@codesourcery.com>
2709 * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
2711 2004-07-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2713 * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
2714 * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
2716 * gimplify.c (gimplify_compound_lval): Check for no handled
2717 operations, rather than checking for explicit list of nodes.
2718 (is_gimple_addr_expr_arg_or_indirect): New function.
2719 (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
2720 redundant setting of TREE_INVARIANT.
2721 (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
2722 * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
2724 2004-07-23 Diego Novillo <dnovillo@redhat.com>
2726 PR tree-optimization/16688
2727 PR tree-optimization/16689
2728 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
2729 unnecessary initialization of 'tag'.
2730 (get_tmt_for): Check that the new type tag has the same alias
2731 set as the pointed-to type.
2732 (group_aliases): Only regular variables need to be removed
2733 from the alias set of a name tag.
2734 * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
2735 propagation if the two types are not compatible.
2736 (merge_alias_info): Rename from replace_ssa_names_ann.
2738 (replace_exp_1): If both arguments are SSA_NAMEs, check that
2739 the propagation can be done.
2740 Only call merge_alias_info on pointers.
2741 (propagate_value): Likewise.
2742 * tree-ssa-copyrename.c: Include langhooks.h.
2743 (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
2745 Do not coalesce variables with incompatible types.
2746 (rename_ssa_copies): Call replace_ssa_name_symbol.
2747 * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
2748 the same type as the underlying _DECL.
2749 * tree-ssanames.c (replace_ssa_name_symbol): New function.
2750 * tree.h (replace_ssa_name_symbol): Declare.
2752 2004-07-23 Richard Henderson <rth@redhat.com>
2755 * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
2756 unshare it properly.
2757 (gimplify_modify_expr_rhs): Push assignment from a conditional into
2758 the conditional for all non-register types.
2760 2004-07-23 Richard Henderson <rth@redhat.com>
2762 * expr.c (expand_expr_real_1): Don't handle non-local variables.
2763 * expr.h (fix_lexical_addr): Remove.
2764 * function.c (NEED_SEPARATE_AP): Remove.
2765 (fix_lexical_addr): Remove.
2766 * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
2767 not null decl_function_context.
2768 (create_alias_vars): Likewise.
2769 * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
2770 (simple_goto_p): Likewise.
2771 * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
2772 * tree-ssa-ccp.c (get_default_value): Likewise.
2773 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
2774 * tree.c (needs_to_live_in_memory): Likewise.
2775 * tree-flow-inline.h (may_be_aliased): Move...
2776 * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
2777 when TREE_STATIC variables may be addressable.
2779 2004-07-24 Jakub Jelinek <jakub@redhat.com>
2781 * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
2783 2004-07-23 Zack Weinberg <zack@codesourcery.com>
2785 * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
2786 bitmap contents if GENERATOR_FILE is defined.
2787 * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
2788 ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
2790 2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
2792 * c-decl.c (start_function): Form composite type of function types
2793 rather than copying type from previous prototype declaration.
2795 2004-07-23 Janis Johnson <janis187@us.ibm.com>
2797 * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
2798 the const qualifier for the second argument in the C++ functions.
2800 * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
2801 specific pointer types.
2803 * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
2804 vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
2805 for vector bool and/or vector pixel, add C++ and C missing support.
2806 (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
2807 vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
2808 vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
2809 vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
2810 vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
2811 missing C++ and C support for vector bool and/or vector pixel.
2812 (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
2813 vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
2814 vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
2815 vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
2816 vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
2817 C++ and C types used for vector bool and/or vector pixel.
2818 (vec_st, vec_stl): Add C++ support for vector pixel.
2819 (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
2820 (vec_all_ne): Add C++ support for vector pixel.
2822 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
2823 (vec_vmulesb): Add missing C++ function.
2824 (vec_perm): Fix type of third argument in C++ function.
2825 (vec_vsum4shs): Fix C++ function name.
2826 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
2827 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
2828 argument passed to the error handler in C macro.
2829 (vec_nmsub): Remove extra parens around argument names in C macro.
2830 (vec_packpx): Add missing parens in C macro.
2832 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
2834 * machmode.def: Remove vector modes.
2835 * config/alpha/alpha-modes.def: Add supported vector modes.
2836 * config/arm/arm-modes.def: Likewise.
2837 * config/frv/frv-modes.def: Likewise.
2838 * config/i386/i386-modes.def: Likewise.
2839 * config/rs6000/rs6000-modes.def: Likewise.
2840 * config/sh/sh-modes.def: Likewise.
2842 2004-07-23 Matthias Klose <doko@debian.org>
2844 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
2845 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
2846 * config.h: Regenerate.
2847 * configure: Likewise.
2849 2004-07-22 Mark Mitchell <mark@codesourcery.com>
2851 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
2852 generated SYMBOL_REFs for labels.
2853 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
2855 (machopic_stub_name): Remove.
2856 (machopic_indirection_name): New function.
2857 (machopic_mcount_stub_name): Likewise.
2858 (machopic_classify_name): Remove.
2859 (machopic_function_base_sym): New function.
2860 (machpoic_classify_symbol): Likewise.
2861 (machopic_classify_ident): Remove.
2862 (machopic_define_ident): Likewise.
2863 (machopic_define_name): Likewise.
2864 (machopic_name_defined_p): Likewise.
2865 (machopic_ident_defined_p): Likewise.
2866 (darwin_strip_name_encoding): Likewise.
2867 (machopic_define_symbol): New function.
2868 * config/darwin.c (hashtab.h): Include.
2869 (machopic_defined_list): Remove.
2870 (machopic_classify_ident): Likewise.
2871 (machopic_classify_name): Likewise.
2872 (machopic_ident_defined_p): Likewise.
2873 (machopic_define_ident): Likewise.
2874 (machopic_define_name): Likewise.
2875 (machopic_symbol_defined_p): New function.
2876 (machopic_classify_symbol): Likewise.
2877 (machopic_data_defined_p): Use machopic_classify_symbol.
2878 (machopic_define_symbol): New function.
2879 (machopic_function_base_sym): New function.
2880 (machopic_non_lazy_pointers): Remove.
2881 (machopic_non_lazy_ptr_name): Likewise.
2882 (machopic_stubs): Likewise.
2883 (machopic_stub_name): Likewise.
2884 (NON_LAZY_POINTER_SUFFIX): New macro.
2885 (STUB_SUFFIX): Likewise.
2886 (machopic_indirection): New structure.
2887 (machopic_indirections): New variable.
2888 (machopic_indirection_hash): New function.
2889 (machopic_indirection_eq): Likewise.
2890 (machopic_indirection_name): Likewise.
2891 (machopic_mcount_stub_name): New function.
2892 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
2894 (machopic_indirect_data_reference): Rework to use new functions.
2895 (machopic_indirect_call_target): Likewise.
2896 (machopic_legitimize_pic_address): Likewise.
2897 (machopic_output_indirection): New function.
2898 (machopic_finish): Use it.
2899 (machopic_operand_p): Rework to use new functions.
2900 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
2901 (darwin_strip_name_encoding): Remove.
2902 (update_non_lazy_ptrs): Remove.
2903 (update_stubs): Likewise.
2904 (darwin_non_lazy_pcrel): Use new functions.
2905 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
2906 (ASM_OUTPUT_LABELREF): Likewise.
2907 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2908 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
2909 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
2910 (TARGET_STRIP_NAME_ENCODING): Do not use
2911 darwin_strip_name_encoding.
2912 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
2913 darwin_strip_name_encoding.
2914 * config/i386/darwin.h (FUNCTION_PROFILER): Use
2915 machopic_mcount_stub_name.
2916 * config/i386/i386.c (x86_output_mi_thunk): Use
2917 machopic_indirection_name, not machopic_stub_name.
2918 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
2919 machopic_function_base_sym.
2920 (print_operand): Use machopic_classify_symbol.
2921 (rs6000_emit_prologue): Use machopic_function_base_sym.
2922 (output_profile_hook): Do not use machopic_stub_name.
2923 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
2925 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
2928 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
2931 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
2933 * doc/implement-c.texi: New file.
2934 * doc/extend.texi (C Implementation): Move to there.
2935 * doc/gcc.texi: Include implement-c.texi.
2936 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
2938 2004-07-22 Jason Merrill <jason@redhat.com>
2940 * integrate.c (copy_decl_for_inlining): Remove invisible reference
2942 * tree-inline.c (setup_one_parameter): Likewise.
2944 2004-07-22 Brian Booth <bbooth@redhat.com>
2946 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
2947 (substitute_and_fold): Propigate into VUSE operands when possible.
2948 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
2949 (cp_lattice_meet): Handle merging of latticevalues when
2950 UNKNOWN_VAL is present.
2951 (visit_stmt): Visit assignments with V_MUST_DEFs.
2952 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
2953 (ccp_fold): Deal with RHS' that are constant and virtual.
2954 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
2955 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
2956 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
2957 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
2958 computing immediate uses.
2959 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
2961 (replace_vuse_in): New function.
2962 (likely_value): Add check of vuse operands.
2963 (get_default_value): Set the default value of virtually defined
2964 variables to UKNOWN_VAL instead of VARYING.
2966 2004-07-22 Richard Henderson <rth@redhat.com>
2968 * expr.c (emit_push_insn): Don't use set_mem_attributes.
2970 2004-07-22 Richard Henderson <rth@redhat.com>
2972 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
2973 variables due to conditional compilation.
2975 2004-07-22 Diego Novillo <dnovillo@redhat.com>
2977 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
2978 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
2979 Release SSA names that have been re-renamed.
2980 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
2982 * tree-ssa-alias.c (init_alias_info): If aliases have been
2983 computed before, clear existing alias information.
2984 (create_name_tags): Do no fixup PT_ANYTHING pointers.
2985 If the new name tag for a pointer is different than the one it
2986 had before, mark the old tag for renaming.
2987 (replace_may_alias): New function.
2988 (group_aliases): Call it.
2989 (setup_pointers_and_addressables): Always call get_tmt_for.
2990 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
2992 (set_pt_anything): New local function.
2993 (set_pt_malloc): New local function.
2994 (merge_pointed_to_info): Don't merge pointed-to variables from
2995 the original pointer if the destination is pointing to an
2997 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
2998 (add_pointed_to_var): Do not add a variable to the points-to
2999 set if the pointer is already pointing to anywhere.
3000 (collect_points_to_info_r): If the defining statement is a PHI
3001 node, only merge pointed-to information if the argument has
3002 already been visited.
3003 (get_tmt_for): Only create a new tag if the pointer didn't
3005 (dump_alias_info): Emit more information.
3006 (dump_points_to_info_for): Likewise.
3007 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
3008 try to get the annotation of an SSA_NAME.
3009 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
3010 alias sets when checking is enabled.
3011 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
3012 (eliminate): Mark basic blocks that will need
3013 EH information cleaned up.
3014 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
3016 Initialize need_eh_cleanup.
3017 (fini_pre): Call tree_purge_all_dead_eh_edges and
3018 cleanup_tree_cfg if needed.
3019 Free need_eh_cleanup.
3020 * tree-ssa.c (verify_ssa_name): New function.
3021 (verify_def): Call it.
3022 Re-arrange to avoid printing too many error messages.
3023 (verify_use): Likewise.
3024 (verify_phi_args): Likewise.
3025 (verify_flow_insensitive_alias_info): New function.
3026 (verify_flow_sensitive_alias_info): New function.
3027 (verify_alias_info): New function.
3028 (verify_ssa): Call verify_alias_info.
3029 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
3031 Re-arrange to avoid printing too many error messages.
3032 * tree-ssanames.c (make_ssa_name): Clear
3033 SSA_NAME_IN_FREE_LIST.
3034 (release_ssa_name): Never release a default definition.
3035 (release_defs): New function.
3036 * tree.h: Declare it.
3037 * tree-ssa-dce.c (remove_dead_stmt): Call it.
3039 2004-07-22 Diego Novillo <dnovillo@redhat.com>
3041 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
3042 If true, do a depth-first search. Do a breadht-first search,
3044 (walk_use_def_chains): Add new argument IS_DFS.
3046 * tree-flow.h (walk_use_def_chains): Update prototype.
3048 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
3050 * config/cris/cris.md: Tweak formatting.
3051 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
3052 (mover2side, moverside, movemside, movei, op3, andu): Replace
3053 live define_peephole:s with define_peephole2 near-equivalents.
3055 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
3057 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
3058 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
3059 "*mov_sidesi_mem" respectively.
3061 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
3063 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
3064 (gimplify_build1): Move from tree-complex.c do_unop.
3065 (gimplify_build2): Move from tree-complex.c do_binop.
3066 (gimplify_build3): New.
3067 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
3068 Adjust throughout to call the functions above.
3069 * tree-flow.h: Declare the functions above.
3070 * tree-nested.c (gimplify_val): Rename to...
3071 (tsi_gimplify_val): ... this.
3073 * Makefile.in (tree_complex.o): Update dependencies.
3074 (stor-layout.o): Depend on regs.h.
3075 * c-common.c (handle_vector_size_attribute): Update for
3076 vector types without corresponding vector modes.
3077 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
3078 a corresponding vector mode is not available.
3079 * print-tree.c (print_node): Print nunits for vector types
3080 * regclass.c (have_regs_of_mode): New.
3081 (init_reg_sets_1): Initialize it and use it instead
3082 of allocatable_regs_of_mode.
3083 * regs.h (have_regs_of_mode): Declare it.
3084 * stor-layout.c (layout_type): Pick a mode for vector types.
3085 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
3086 build_replicated_const, do_unop, do_binop, do_plus_minus,
3087 do_negate, expand_vector_piecewise, expand_vector_parallel,
3088 expand_vector_addition, expand_vector_operations_1,
3089 expand_vector_operations, tree_lower_operations,
3090 pass_lower_vector_ssa, pass_pre_expand): New.
3091 (expand_complex_operations, pass_lower_complex): Remove.
3092 * tree-optimize.c (init_tree_optimization_passes): Adjust
3093 pass ordering for changes in tree-complex.c.
3094 * tree-pass.h: Declare new passes.
3095 * tree.c (finish_vector_type): Remove.
3096 (make_vector_type): New.
3097 (build_vector_type_for_mode, build_vector_type): Rewritten.
3098 * tree.def (VECTOR_TYPE): Document where the number of
3100 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
3101 (make_vector): Remove declaration.
3103 2004-07-21 Richard Henderson <rth@redhat.com>
3105 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
3106 TREE_THIS_VOLATILE, may_aliases, or optimization level.
3107 (remove_useless_vars): Dump debugging info.
3108 (expand_used_vars): Move ...
3109 * cfgexpand.c (expand_used_vars): ... here. Make static.
3110 * tree-flow-inline.h (set_is_used): New.
3111 (set_default_def): Use get_var_ann.
3112 * tree-flow.h: Update decls.
3113 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
3114 (create_ssa_var_map): Use it.
3115 * tree-ssa.c (set_is_used): Remove.
3117 2004-07-22 Ben Elliston <bje@au.ibm.com>
3119 * gdbinit.in: Set a breakpoint on internal_error.
3121 2004-07-21 Richard Henderson <rth@redhat.com>
3123 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
3124 to create a new basic block.
3126 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
3129 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
3130 return type on function definitions. Move other warnings for
3131 qualified return type to -Wreturn-type. Do not condition any such
3132 warnings on -pedantic. Update comments.
3133 (start_function): Only copy function type from previous prototype
3134 declaration if return types are compatible.
3135 * c-typeck.c (function_types_compatible_p): Don't condition
3136 warning for incompatibility of volatile qualifiers on the return
3137 type on -pedantic. Update comment.
3138 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
3140 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
3142 * c-typeck.c (set_init_index): Require designator to be of integer
3145 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
3148 * c-parse.in (init): Change to exprtype.
3149 (primary): Set original_code for STRING to STRING_CST.
3150 Call maybe_warn_string_init for compound literals.
3151 (initdcl, notype_initdcl): Call maybe_warn_string_init.
3153 * c-tree.h (maybe_warn_string_init): New.
3154 (pop_init_level, process_init_element): Use struct c_expr.
3155 (struct c_expr): Update comment.
3156 * c-typeck.c (maybe_warn_string_init): New function.
3157 (digest_init): Call it. Additional parameter strict_string. All
3159 (output_init_element): Likewise.
3160 (struct constructor_stack): Use struct c_expr for
3162 (really_start_incremental_init, push_init_level): Update.
3163 (pop_init_level): Update. Return struct c_expr.
3164 (process_init_level): Update. Take struct c_expr argument.
3166 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
3168 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
3171 2004-07-21 Eric Christopher <echristo@redhat.com>
3173 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
3175 * c-decl.c (pop_scope): Ditto.
3176 * calls.c (expand_call): Remove call to current_nesting_level,
3177 update comment accordingly. Remove calls to expand_start_target_temps
3178 and expand_end_target_temps.
3179 * cfgexpand.c (construct_init_block): Remove call to
3180 expand_start_bindings_and_block.
3181 (construct_exit_block): Remove call to expand_end_bindings.
3182 * expr.c (safe_from_p): Remove BIND_EXPR handling.
3183 (expand_expr_real_1): Ditto. Fix formatting.
3184 (expand_vars): Delete.
3185 * stmt.c (POPSTACK): Remove block_stack.
3186 (stmt_status): Remove x_block_stack.
3187 (block_stack): Delete.
3188 (expand_start_bindings_and_block): Ditto.
3189 (expand_start_target_temps): Ditto.
3190 (expand_end_target_temps): Ditto.
3191 (current_nesting_level): Ditto.
3192 (warn_about_unused_variables): Ditto.
3193 (expand_end_bindings): Ditto.
3194 * tree.h: Remove declarations for above.
3196 2004-07-21 Steven Bosscher <stevenb@suse.de>
3198 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
3199 * rtl.c (note_insn_name): Likewise.
3200 * print-rtl.c (print_rtx): Don't print it.
3201 * cfgrtl.h (can_delete_note_p): Don't handle it.
3202 (rtl_delete_block): Likewise.
3203 * passes.c (rest_of_handle_guess_branch_prob): Remove.
3204 (rest_of_compilation): Don't call it.
3205 * predict.c (process_note_predictions, process_note_prediction,
3206 note_prediction_to_br_prob): Remove.
3207 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
3208 * stmt.c (return_prediction): Remove.
3209 (expand_value_return): Don't call it. Don't add prediction
3210 notes for return statements.
3212 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
3214 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
3217 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
3219 * c-common.c (vector_types_convertible_p): Use vector types'
3220 TYPE_SIZE and TREE_TYPE instead of their mode.
3221 * convert.c (convert_to_integer): Likewise.
3222 (convert_to_vector): Likewise.
3223 * fold-const.c (fold_convert): Likewise.
3224 * varasm.c (output_constant): Likewise.
3225 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
3226 Allow a VECTOR_TYPE initializer to be made of several vectors.
3227 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
3228 of cleared and need_to_clear, and use fold_convert.
3229 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
3232 2004-07-20 Richard Henderson <rth@redhat.com>
3234 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
3235 (expand_gimple_basic_block): out from here. Renamed from expand_block.
3237 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
3239 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
3240 enormous cost if not TARGET_HARD_MUL.
3242 2004-07-20 Andrew Pinski <apinski@apple.com>
3245 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
3248 2004-07-21 Paul brook <paul@codesourcery.com>
3250 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
3252 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3254 * fold-const.c (operand_equal_p): Temporarily support NULL args.
3255 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
3256 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
3258 2004-07-20 Zack Weinberg <zack@codesourcery.com>
3260 * rtl.h (plus_constant): Delete.
3261 (plus_constant_wide): Rename to plus_constant.
3262 (plus_constant_for_output_wide): Delete vestigial prototype.
3263 (GEN_INT): Remove unnecessary cast.
3264 * tree.h (build_int_2, size_int_type): Delete.
3265 (build_int_2_wide): Rename to build_int_2.
3266 (size_int_wide): Rename to size_int_kind.
3267 (size_int_type_wide): Rename to size_int_type.
3268 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
3269 Remove unnecessary cast.
3270 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
3271 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
3272 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
3273 (size_int_type_wide): Rename size_int_type.
3274 (int_const_binop): Use size_int_type.
3275 * c-lex.c (interpret_integer): Use build_int_2.
3276 * final.c (split_double): Remove unnecessary casts.
3277 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
3279 2004-07-20 Richard Henderson <rth@redhat.com>
3281 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
3282 (gimplify_compound_lval): Use is_gimple_tmp_reg.
3283 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
3284 (is_gimple_tmp_reg): New.
3285 * tree-gimple.h (is_gimple_tmp_reg): Declare.
3287 2004-07-20 Richard Henderson <rth@redhat.com>
3289 * tree-pretty-print.c (dump_generic_node): Dump
3290 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
3292 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
3294 * tree-mudflap.c (mf_set_options_fndecl): New tree.
3295 (mudflap_init): Set it.
3296 (mudflap_register_call): Remove __mf_init call.
3297 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
3298 to pass "-ignore-reads" option to libmudflap if needed.
3300 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
3303 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
3304 (MAKE_DECL_ONE_ONLY): Undefine.
3305 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
3306 readonly_data, one_only_data_section, forget_section): New prototypes.
3307 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
3309 (pa_select_section): Add one-only (COMDAT) support.
3310 * pa.h (struct machine_function): Define.
3311 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
3312 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
3313 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
3314 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
3315 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
3316 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
3317 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
3318 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
3319 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
3320 for EXTRA_SECTION_FUNCTIONS.
3321 * doc/install.texi: Update binutils requirements.
3323 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
3325 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
3326 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
3327 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
3329 (struct VEC): Use unsigned for num and alloc.
3330 * vec.c (struct vec_prefix): Likewise.
3331 (vec_o_reserve): Adjust.
3333 * dbxout.c (dbxout_type): Fix printf format.
3335 * tree.h (binfo_member): Remove.
3336 * tree.c (binfo_member): Remove.
3338 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
3340 * tree.h: Include vec.h
3341 (DEF_VEC_P(tree)): New type.
3342 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
3343 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
3344 (BINFO_LANG_SLOT): Remove.
3345 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
3346 (struct tree_binfo): Turn base_binfos into a trailing
3347 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
3348 (binfo_lang_slots): Remove.
3349 * tree.c (binfo_lang_slots): Remove.
3350 (make_tree_binfo_stat): Take a base binfo count, not a
3351 lang slot count. Adjust.
3352 * Makefile.in (TREE_H): Add vec.h
3353 * alias.c (record_component_aliases): Adjust BINFO access.
3354 * dbxout.c (dbxout_type): Likewise.
3355 * dwarf2out.c (gen_member_die): Likewise.
3356 * sdbout.c (sdbout_one_type): Likewise.
3357 * tree-dump.c (deque_and_dump): Likewise.
3358 * config/i386/i386.c (classify_argument,
3359 contains_128bit_aligned_vector_p): Likewise.
3360 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
3361 * doc/c-tree.texi (Classes): Update BINFO documentation.
3363 2004-07-20 Steven Bosscher <stevenb@suse.de>
3365 * c-common.h (check_case_value): Remove prototype.
3366 (c_add_case_label): Adjust prototype.
3367 * c-common.c (check_case_value): Make static.
3368 (check_case_bounds): New function.
3369 (c_add_case_label): Use it. Take new argument orig_type.
3370 * c-typeck.c (struct c_switch): New orig_type field.
3371 (c_start_case): Set it.
3372 (do_case): Pass it to c_add_case_label.
3373 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
3374 cases from here. Add the labels in reverse order.
3375 * stmt.c (struct case_node): Adjust comment. Remove balance field.
3376 (add_case_node): Return nothing, don't check for duplicate cases.
3377 Insert new case nodes in a list, not in an AVL tree.
3378 (expand_end_case_type): Don't turn a case tree into a case list.
3379 (case_tree2list): Remove.
3380 * tree.h (add_case_node): Adjust prototype.
3382 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
3384 * genattr.c (struct range, struct function_unit,
3385 write_units, extend_range, init_range): Remove them.
3386 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
3387 Output "#define INSN_SCHEDULING" here.
3388 * genattrtab.c (struct range, struct function_unit_op,
3389 struct function_unit, struct dimension, enum operator,
3390 operate_exp, expand_units, simplify_knowing,
3391 encode_units_mask, simplify_by_exploding,
3392 find_and_mark_used_attributes, unmark_used_attributes,
3393 add_values_to_cover, increment_current_value,
3394 test_for_current_value, simplify_with_current_value,
3395 simplify_with_current_value_aux, gen_unit,
3396 write_unit_name, write_function_unit_info,
3397 write_complex_function, write_toplevel_expr,
3398 find_single_value, extend_range): Remove.
3399 (write_attr_get): Do not handle common_av->value
3401 (struct attr_desc): Remove func_units_p and blockage_p.
3402 (write_attr_valueq): Do not handle them.
3403 (find_attr): Do not clear them.
3404 (make_internal_attr): Do not initialize them.
3405 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
3406 * sched-vis.c (init_target_units, insn_print_units,
3407 init_block_visualization, print_block_visualization,
3408 visualize_scheduled_insns, visualize_no_unit,
3409 visualize_stall_cycles, visualize_alloc,
3410 visualize_free, target_units, get_visual_tbl_length,
3411 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
3412 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
3413 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
3414 * haifa-sched.c (blockage_range, clear_units,
3415 schedule_unit, actual_hazard, potential_hazard,
3416 insn_unit, unit_last_insn, unit_tick,
3417 actual_hazard_this_instance, potential_hazard,
3418 schedule_unit, max_insn_queue_index_value): Remove.
3419 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
3420 max_insn_queue_index.
3421 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
3422 * doc/md.texi (Processor pipeline description): Remove
3423 references to old pipeline descriptions.
3424 (Automaton pipeline description): Merge with the above.
3425 (Old pipeline description, Comparison of the two descriptions):
3428 * bt-load.c (migrate_btr_def): Remove references to
3429 use_pipeline_interface.
3430 * haifa-sched.c (insn_cost, schedule_insn,
3431 schedule_block, advance_one_cycle, sched_init,
3432 queue_to_ready, sched_finish): Likewise.
3433 * modulo-sched.c (sms_schedule, advance_one_cycle,
3434 ps_has_conflicts): Likewise.
3435 * sched-rgn.c (init_ready): Likewise.
3436 (debug_dependencies): Likewise, and remove an "if (1)".
3437 * target.h (use_dfa_pipeline_interface): Remove.
3438 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3439 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3440 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3441 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3442 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3443 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3444 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3445 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3446 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3447 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3448 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3449 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3450 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3451 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3452 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3453 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3454 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3455 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3456 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
3458 2004-07-19 Roger Sayle <roger@eyesopen.com>
3460 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
3462 2004-07-19 Jeff Law <law@redhat.com>
3464 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
3465 (get_eq_expr_value): Use it. Simplify slightly.
3467 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
3469 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
3470 (umulsidi3_32bit_r4000): Likewise.
3472 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
3474 * vec.h: Propagate location information properly.
3475 (VEC_T_iterate): Add result pointer parameter.
3477 (VEC_T_reserve): Use it.
3479 2004-07-19 Daniel Jacobowitz <dan@debian.org>
3481 * Makefile.in (c-format.o): Depend on c-format.h.
3482 * c-format.h: New file.
3483 (struct format_char_info): Add CHAIN member.
3484 * c-format.c: Move some types and constants to c-format.h.
3485 (format_type_error): Set to -1.
3486 (struct function_format_info): Use an int for format_type.
3487 (decode_format_type): Return an int. Return format_type_error
3489 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
3490 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
3491 (scan_char_table, time_char_table, monetary_char_table): Initialize
3493 (n_format_types): New variable.
3494 (check_format_info_main): Handle CHAIN in format_char_info.
3495 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
3496 TARGET_N_FORMAT_TYPES.
3497 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
3498 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
3499 * config/sol2-c.c: New file.
3500 * config/t-sol2: New file.
3501 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
3502 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
3503 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
3505 * doc/extend.texi (Target Format Checks): New section.
3506 (Function Attributes): Mention it.
3507 * doc/invoke.texi: Mention target format checks.
3508 * doc/sourcebuild.texi: Mention target format checks.
3509 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
3510 TARGET_FORMAT_TYPES.
3512 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
3514 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
3516 * config/s390/s390.c (regclass_map initializer): Register 35 added to
3518 (load_multiple_operation, store_multiple_operation): Removed
3519 pointless sanity check.
3520 (s390_decompose_address): Added check for return_address_pointer_rtx.
3521 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
3522 (s390_return_address_offset): New function.
3523 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
3524 (FRAME_REGNO_P): Added check for register 35.
3525 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
3526 REG_ALLOC_ORDER): Appended entry for register 35.
3527 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
3528 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
3529 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
3530 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
3531 is eliminable using stack pointer or hard frame pointer.
3532 (REGISTER_NAMES): Added name for register 35.
3533 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
3534 pointless sanity check.
3536 2004-07-19 Roger Sayle <roger@eyesopen.com>
3538 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
3539 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
3540 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
3541 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
3542 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
3543 (fold_relational_const): Tidy up handling of floating point
3544 comparisons by calling real_compare. Remove tree_expr_nonzero_p
3545 transformation; fold_relational_const assumes constant operands.
3547 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
3549 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
3552 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
3554 * c-tree.h (struct c_expr): Define.
3555 (C_SET_EXP_ORIGINAL_CODE): Remove.
3556 (parser_build_binary_op, build_compound_expr): Update prototypes.
3557 * c-parse.in (%union): Add exprtype.
3558 (FUNC_NAME): Mark as ttype.
3559 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
3561 (expr): Update. Define directly in terms of expr_no_commas
3562 instead of using nonnull_exprlist.
3563 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
3564 offsetof_member_designator, typespec_nonreserved_nonattr, init,
3565 initval, designator, component_declarator,
3566 component_notype_declarator, enumerator, array_declarator,
3567 condition, exexpr, switch_statement, stmt_nocomp, stmt,
3568 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
3569 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
3571 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
3572 * c-common.c (c_common_truthvalue_conversion): Don't check
3573 C_EXP_ORIGINAL_CODE.
3574 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
3575 Don't use C_EXP_ORIGINAL_CODE.
3576 (default_conversion, default_function_array_conversion): Don't use
3577 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
3578 (internal_build_compound_expr): Merge into build_compound_expr.
3579 (build_compound_expr): Take two operands instead of a TREE_LIST.
3580 * objc/objc-act.c (get_super_receiver): Update calls to
3581 build_compound_expr.
3583 2004-07-18 Paolo Bonzini <bonzini@gnu.org>
3585 * config/sh/sh.c (sh_use_dfa_interface): Remove.
3586 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
3588 * config/sh/sh.md: Extract pipeline descriptions
3589 into separate files.
3590 * config/sh/sh1.md: New file, extracted from sh.md.
3591 * config/sh/sh4.md: New file, extracted from sh.md.
3592 * config/sh/shmedia.md: New file, extracted from sh.md
3593 and rewritten using new-style pipeline description.
3595 2004-07-18 Zack Weinberg <zack@codesourcery.com>
3597 * config/pa/pa.md: Delete the two remaining define_peephole
3600 2004-07-18 Steven Bosscher <stevenb@suse.de>
3601 Joseph S. Myers <jsm@polyomino.org.uk>
3603 * c-common.c (c_common_truthvalue_conversion): Don't warn if
3604 TREE_NO_WARNING is set.
3606 2004-07-18 Roger Sayle <roger@eyesopen.com>
3608 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
3609 simplify_builtin_strncmp): Delete.
3610 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
3611 Change argument to accept an arglist instead of an "exp". Assume
3612 that the return type is always integer_type_node. Copy missing
3613 transformations from their now obsolete simplify_builtin_*
3615 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
3616 fold_builtin_strcmp and fold_builtin_strncmp.
3617 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
3618 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
3619 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
3621 2004-07-18 Daniel Jacobowitz <dan@debian.org>
3623 * Makefile.in (tree-alias-common.o): Update dependencies.
3625 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
3627 * cfgloop.c (flow_loop_nested_p): Fix comment.
3629 2004-07-17 Jason Merrill <jason@redhat.com>
3632 * stor-layout.c (relayout_decl): New fn.
3633 * tree.h: Declare it.
3634 (DECL_BY_REFERENCE): New macro.
3636 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
3638 * libgcc2.c (__enable_execute_stack): New symbol.
3639 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
3640 and declare __enable_execute_stack.
3641 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
3642 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
3643 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
3644 ENABLE_EXECUTE_STACK.
3645 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
3646 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
3647 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
3648 ENABLE_EXECUTE_STACK.
3649 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
3650 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
3651 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
3652 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
3653 ENABLE_EXECUTE_STACK.
3654 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
3655 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
3656 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
3657 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
3658 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
3659 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
3660 (sparc64_initialize_trampoline): Likewise.
3661 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
3663 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
3665 * langhooks.h (builtin_function): New langhook.
3666 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
3667 (LANG_HOOKS_INITIALIZER): Update.
3668 * tree.h (builtin_function): Remove.
3669 * doc/tm.texi: Update.
3670 * c-tree.h (builtin_function): Declare.
3671 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
3672 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
3673 config/ia64/ia64.c, config/iq2000/iq2000.c,
3674 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
3675 config/stormy16/stormy16.c: All callers of builtin_function
3678 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
3681 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
3682 Remove white space after the backslash.
3684 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3686 PR rtl-optimization/16294
3687 * resource.c (return_insn_p): New predicate.
3688 (mark_target_live_regs): Use it. Special-case return insns.
3689 (init_resource_info): Use it. Don't scan the epilogue past
3692 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3694 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
3695 destroy dominance information.
3696 * passes.c (rest_of_handle_loop2): Free dominance information.
3697 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
3699 (thread_jumps): Update dominance information and remove unreachable
3701 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
3702 information and remove the unreachable block.
3704 2004-07-17 Graham Stott <graham.stott@btinternet.com>
3706 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
3708 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
3710 * doc/sourcebuild.texi: Remove libf2c entry.
3712 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
3714 * config/i386/i386.md (movv16qi_internal): Fix typo.
3716 2004-07-17 Steven Bosscher <stevenb@suse.de>
3718 * final.c (final_scan_insn): Fix broken commit from previous
3721 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
3723 * c-typeck.c (parser_build_binary_op): Condition warnings for
3724 X<=Y<=Z on -Wparentheses instead of -Wextra.
3725 * doc/invoke.texi: Update. Document that most of -Wparentheses is
3726 supported for C only.
3728 2004-07-17 Steven Bosscher <stevenb@suse.de>
3730 * cfgcleanup.c (try_simplify_condjump): Don't remove line
3731 notes to avoid unreachable code warnings.
3732 * toplev.c (backend_init): Don't emit line notes for
3733 unreachable code warnings.
3735 * combine.c (distribute_notes): Don't distribute a
3736 REG_VTABLE_REF note.
3737 * final.c (final_scan_insn): Don't handle it.
3738 * rtl.c (reg_note_name): Remove it.
3739 * rtl.h (enum reg_node): Dito.
3741 * emit-rtl.c (force_line_numbers, restore_line_number_status):
3743 * rtl.h (force_line_numbers, restore_line_number_status):
3746 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
3747 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
3748 (using_eh_for_cleanups): Also moved here.
3750 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
3751 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
3752 to expand_start_case and add_case_node.
3753 * stmt.c (struct nesting): Cleanup unused fields condition_code,
3754 last_unconditional_cleanup, nominal_type, printname, and
3756 (struct fixup_goto): Remove.
3757 (struct stmt_status): Remove x_goto_fixup_chain field.
3758 (goto_fixup_chain): Remove.
3759 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
3760 pushcase, pushcase_range): Remove.
3761 (expand_start_bindings_and_block): Don't set unused fields in
3763 (expand_start_case, add_case_node): Cleanup unused formal arguments.
3764 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
3765 instead of emit_jump_if_reachable.
3766 (emit_case_nodes): Likewise.
3767 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
3769 (update_eh_label): Work around left-over exception handing regions.
3770 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
3771 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
3772 (pass_cleanup_cfg_post_optimizing): New pass.
3773 (init_tree_optimization_passes): Run the new pass after all
3775 * tree.h (pushcase, pushcase_range): Remove prototypes.
3776 (expand_start_case, add_case_node): Update prototypes.
3778 2004-07-16 Krister Walfridsson <cato@df.lth.se>
3780 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
3782 2004-07-16 Richard Henderson <rth@redhat.com>
3784 * builtins.c (std_expand_builtin_va_arg): Remove.
3785 (expand_builtin_va_arg): Remove.
3786 * expr.h: Don't declare them.
3787 * gimplify.c (mark_decls_volatile_r): Remove.
3788 (copy_if_shared_r): Don't call it.
3789 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
3790 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
3791 * gimple-low.c (lower_stmt): Likewise.
3792 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
3793 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
3794 * tree-ssa-operands.c (get_expr_operands): Likewise.
3795 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
3796 EXPAND_BUILTIN_VA_ARG.
3797 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
3798 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
3799 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
3800 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
3802 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
3804 * tree-ssa-pre.c (insert_aux): Break out if we hit
3807 2004-07-16 Richard Henderson <rth@redhat.com>
3809 * basic-block.h (remove_fake_exit_edges): Declare.
3810 * cfganal.c (remove_fake_predecessors): Rename from
3811 remove_fake_successors; iterate over predecessors.
3812 (remove_fake_exit_edges): New.
3813 * cfgcleanup.c (try_optimize_cfg): Use it.
3814 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
3815 * predict.c (estimate_probability): Likewise.
3816 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
3817 * tree-cfg.c (make_edges): Likewise.
3818 * tree-ssa-pre.c (fini_pre): Likewise.
3819 * profile.c (instrument_edges): Don't remove_fake_edges.
3820 (branch_prob): Do it earlier here.
3822 2004-07-16 Richard Henderson <rth@redhat.com>
3824 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
3825 switchification wrt CONSTRUCTOR. Document the reason.
3827 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
3829 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
3830 that prevented descriptive __mf_check source location strings.
3832 2004-07-16 Richard Henderson <rth@redhat.com>
3834 * tree-def (WITH_SIZE_EXPR): New.
3835 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
3836 * expr.c (expand_expr_real_1): Likewise.
3837 * gimplify.c (maybe_with_size_expr): New.
3838 (gimplify_arg, gimplify_modify_expr): Use it.
3839 (gimplify_modify_expr_to_memcpy): Take size parameter.
3840 (gimplify_modify_expr_to_memset): Likewise.
3841 (gimplify_expr): Handle WITH_SIZE_EXPR.
3842 * tree-alias-common.c (find_func_aliases): Likewise.
3843 * tree-eh.c (tree_could_trap_p): Likewise.
3844 (tree_could_throw_p): Likewise.
3845 * tree-gimple.c (is_gimple_lvalue): Likewise.
3846 (get_call_expr_in): Likewise.
3847 * tree-inline.c (estimate_num_insns_1): Likewise.
3848 (expand_calls_inline): Likewise.
3849 * tree-nested.c (convert_call_expr): Likewise.
3850 * tree-pretty-print.c (dump_generic_node): Likewise.
3851 * tree-sra.c (sra_walk_expr): Likewise.
3852 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
3853 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
3854 * tree-ssa-operands.c (get_expr_operands): Likewise.
3855 * tree-tailcall.c (find_tail_calls): Likewise.
3857 * calls.c (expand_call): Reset old_stack_allocated after
3858 calling emit_stack_restore.
3860 2004-07-16 Richard Henderson <rth@redhat.com>
3862 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
3863 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
3864 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
3865 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
3866 copy_res_decl_for_inlining.
3868 * tree-inline.c (declare_return_variable): New modify_dest argument.
3869 Use it as the return value, when possible or manditory. Handle
3870 TREE_ADDRESSABLE types.
3871 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
3872 replacement of CALL_EXPR.
3874 2004-07-16 Richard Henderson <rth@redhat.com>
3876 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
3877 * gimple-low.c (expand_var_p): Don't check it.
3878 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
3879 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
3880 * tree-ssa-operands.c (add_stmt_operand): Likewise.
3881 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
3882 (find_referenced_vars): Don't call them.
3883 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
3885 2004-07-16 Richard Henderson <rth@redhat.com>
3887 * function.c (pass_by_reference): True for all variable sized types.
3889 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
3891 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
3892 * tree-pretty-print.c: Include tree-chrec.h.
3893 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
3894 and POLYNOMIAL_CHREC nodes.
3896 2004-07-16 Steve Ellcey <sje@cup.hp.com>
3898 * builtins.c (expand_builtin_stpcpy): Do not create temporary
3901 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
3903 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
3905 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
3907 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
3909 * config/s390/s390.c: Likewise.
3910 * config/s390/s390.h: Likewise.
3912 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3914 * config/mips/mips.md (addsi3, adddi3): Remove special handling
3915 of $sp adds. Remove REGNO checks from mips16 patterns.
3917 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3919 * config/mips/mips.md: Delete outdated comment.
3921 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3923 * config/mips/mips.c (get_float_compare_codes): Delete.
3924 (mips_emit_compare): New function, mostly extracted from
3925 get_float_compare_codes and gen_conditional_branch.
3926 (gen_conditional_branch, gen_conditional_move): Use it.
3928 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
3930 * genautomata.c (add_vect): Speedup by using integers as
3931 bit-vectors for walking through the comb_vect and finding
3934 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3936 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
3937 operand is an uns_arith_operand; use subtraction otherwise.
3938 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
3939 not just arith_operands.
3941 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3943 * config/mips/mips-protos.h (gen_int_relational): Delete.
3944 (mips_emit_scc): Declare.
3945 * config/mips/mips.c (internal_test): Delete.
3946 (sle_operand, sleu_operand): New functions.
3947 (map_test_to_internal_test, gen_int_relational): Delete.
3948 (mips_emit_binary, mips_relational_operand_ok_p)
3949 (mips_emit_int_relational, mips_zero_if_equal)
3950 (mips_emit_scc): New functions.
3951 (gen_conditional_branch): Rework to use mips_emit_int_relational.
3952 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
3954 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
3955 (sltu, sleu): Use mips_emit_scc.
3956 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
3957 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
3958 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
3960 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3962 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
3964 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3966 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
3967 (*sne_[sd]i): Likewise sne_[sd]i_zero.
3968 (*sgt_[sd]i): ...and sgt_[sd]i.
3969 (*slt_[sd]i): ...and slt_[sd]i.
3970 (*sgtu_[sd]i): ...and sgtu_[sd]i.
3971 (*sltu_[sd]i): ...and sltu_[sd]i.
3972 (*sleu_[sd]i): ...and sleu_[sd]i_const.
3973 Name previously unnamed mips16 patterns. Formatting fixes.
3975 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3977 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
3978 (branch_type): Delete.
3979 (gen_conditional_branch, gen_conditional_move)
3980 (mips_gen_conditional_trap): Update after name change. Get the
3981 comparison mode from cmp_operands[0].
3982 * config/mips/mips.h (cmp_type, branch_type): Delete.
3983 (cmp_operands): Renamed from branch_cmp.
3984 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
3985 name change. Don't set branch_type.
3986 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
3987 mode class of cmp_operands[0] rather than branch_type. Update after
3990 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3992 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
3993 of 0...255 to 0 when inside a SET.
3995 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3997 * config/mips/mips.md: Remove mips16 define_peepholes.
3999 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
4001 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
4002 (fini_pre): Remove fake edges.
4004 2004-07-15 Richard Henderson <rth@redhat.com>
4006 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
4007 (get_indirect_ref_operands, get_call_expr_operands): ... these.
4009 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
4011 * vec.h (VEC_address): New function.
4013 2004-07-14 Jason Merrill <jason@redhat.com>
4016 * gimplify.c (gimplify_arg): New fn, split out from...
4017 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
4019 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
4021 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
4022 generate code which is generated by pushqi1 now
4023 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
4025 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
4027 * combine.c (simplify_set): match the mode of the constant 0 with
4028 the tested operand to match the compare behaviour and the
4029 simplify_relational_operation() expectation.
4031 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
4033 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
4036 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
4038 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
4040 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
4042 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
4044 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
4045 calls in mips16 code.
4047 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
4049 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
4050 the destination of the li as well as for the neg.
4052 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
4055 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
4056 * cgraph.h: Update declaration.
4057 * c-decl.c (build_cdtor): Update call with default priority.
4058 * coverage.c (create_coverage): Ditto.
4059 * tree-mudflap.c (mf_init_fndecl): New tree.
4060 (mudflap_init): Set it.
4061 (mudflap_register_call): Arrange to call __mf_init before the first
4063 (mudflap_finish_file): Mark the mudflap static initializer as extra
4064 high priority, to beat all C++ static constructors.
4066 2004-07-15 Jeff Law <law@redhat.com>
4068 * loop.c (check_insn_for_givs): Restore check for code labels that was
4069 accidentally deleted by a recent checkin.
4071 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
4073 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
4074 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
4076 2004-07-14 Richard Henderson <rth@redhat.com>
4078 * print-tree.c (print_node): Fix casts last change.
4080 2004-07-15 Paul Brook <paul@codesourcery.com>
4082 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
4083 to TARGET_UNWIND_INFO.
4084 * except.c (output_function_exception_table): Ditto.
4086 * opts.c (decode_options): Ditto.
4087 * passes.c (rest_of_handle_final): Ditto.
4088 * final.c (final_start_function): Ditto.
4089 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
4091 * targhooks.h (default_unwind_emit): Declare.
4092 * targhooks.c (default_unwind_emit): New function.
4093 * target-def.h: Define and use TARGET_UNWIND_EMIT.
4094 * target.h (struct gcc_target): Add unwind_emit.
4095 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
4096 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
4097 Remove IA64_UNWIND_EMIT.
4098 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
4100 2004-07-14 Richard Henderson <rth@redhat.com>
4102 * print-tree.c (print_node): Handle SSA_NAME.
4104 2004-07-14 James E Wilson <wilson@specifixinc.com>
4107 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
4108 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
4110 2004-07-15 Jakub Jelinek <jakub@redhat.com>
4112 * expr.c (expand_assignment): Reenable bitfield += optimizations.
4113 Use alias set 0 for memory, do proper mode calculations and adjust
4114 address for memories.
4116 2004-07-14 Per Bothner <per@bothner.com>
4118 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
4119 structure with extra column field.
4120 * tree.c (expand_location): Also fill in column field.
4121 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
4122 gets confused by the two conditionally-compiled definitions.
4124 2004-07-14 Eric Christopher <echristo@redhat.com>
4126 * calls.c (expand_call): Fix typo in comment.
4128 2004-07-14 Steve Ellcey <sje@cup.hp.com>
4130 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
4131 comparision of TFmode.
4133 2004-07-14 Richard Henderson <rth@redhat.com>
4135 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
4136 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
4137 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
4138 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
4139 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
4140 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
4141 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4142 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
4143 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
4145 2004-07-14 Mike Stump <mrs@apple.com>
4147 * config/darwin.h (WINT_TYPE): Define to be int to match
4148 system header files.
4150 2004-07-14 Bob Wilson <bob.wilson@acm.org>
4152 * config/xtensa/xtensa.c (function_arg_advance): Check for args
4153 that must be passed in the stack.
4154 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
4155 arguments if the size is not a constant.
4157 2004-07-14 Per Bothner <per@bothner.com>
4159 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
4160 instead of EXPR_LOCUS in a boolean context, which is always true
4161 if --enable-mapped-location.
4162 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
4164 2004-07-14 Richard Henderson <rth@redhat.com>
4166 * dominance.c (struct dom_info): Add fake_exit_edge.
4167 (init_dom_info): Allocate it.
4168 (free_dom_info): Free it.
4169 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
4171 (calc_idoms): Honor fake_exit_edge.
4173 2004-07-13 Jason Merrill <jason@redhat.com>
4175 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
4176 (rhs_test_for): New fn.
4177 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
4178 * tree-gimple.h: Declare them.
4179 * gimplify.c (gimplify_modify_expr): Use the new fns.
4181 2004-07-14 Richard Henderson <rth@redhat.com>
4183 * config/arm/arm-protos.h (arm_va_arg): Remove.
4184 * config/arm/arm.c (arm_va_arg): Remove.
4185 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
4186 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
4188 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4190 * pa.c (fix_range): New function to mark a range(s) of registers as
4192 (override_options): Call fix_range if the -mfixed-range option string
4194 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
4195 * doc/invoke.texi (-mfixed-range): Document new option.
4197 2004-07-14 David Edelsohn <edelsohn@gnu.org>
4199 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
4201 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
4203 2004-07-14 Roger Sayle <roger@eyesopen.com>
4205 * expmed.c (expand_sdiv_pow2): New function to expand signed division
4206 by a positive power of two, split out from expand_divmod. Provide
4207 an alternate implementation when shifts are expensive. Lower the
4208 threshold for using a branchless implementation to BRANCH_COST >= 2.
4209 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
4211 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
4213 * tree-dfa.c (make_rename_temp): *Really* work just
4214 like create_tmp_var if called while outside SSA form.
4216 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
4218 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
4219 for division by zero.
4220 ("umodsi3"): Likewise.
4222 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
4224 * config/mips/mips.c (mips_output_move): When generating mips16 code,
4225 force loads of negative constants to be split.
4226 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
4227 Generalize SImode li/neg splitter to cope with other modes.
4229 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
4231 * expmed.c: Remove more references to QUEUED in the comments.
4234 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
4237 2004-07-13 Richard Henderson <rth@redhat.com>
4238 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
4241 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
4243 * tree-dfa.c (make_rename_temp): Work just like
4244 create_tmp_var if called while outside SSA form.
4246 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
4248 * expr.c (enqueue_insn, finish_expr_for_function,
4249 protect_from_queue, queued_subexp_p, mark_queue,
4250 emit_insns_enqueued_after_mark, emit_queue,
4251 expand_increment): Remove.
4252 (store_constructor): Expand increment as an assignment.
4253 (expand_expr_real_1 <case PREINCREMENT_EXPR,
4254 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
4255 case POSTDECREMENT_EXPR>): Abort.
4256 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
4257 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
4258 protect_from_queue, emit_queue, queued_subexp_p): Remove.
4259 * function.h (pending_chain, x_pending_chain): Remove.
4260 * rtl.def (QUEUED): Remove.
4262 * emit-rtl.c (copy_insn_1, copy_most_rtx,
4263 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
4264 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
4265 encode_units_mask): Likewise.
4266 * local-alloc.c (equiv_init_varies_p): Likewise.
4267 * rtl.c (copy_rtx): Likewise.
4268 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
4269 * simplify-rtx.c (simplify_gen_subreg): Likewise.
4270 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
4272 * builtins.c (expand_builtin, expand_builtin_apply,
4273 expand_builtin_mathfn, expand_builtin_mathfn_2,
4274 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
4275 Remove calls to emit_queue and protect_from_queue.
4276 * calls.c (expand_call, precompute_arguments,
4277 precompute_register_parameters, rtx_for_function_call,
4278 store_one_arg): Likewise.
4279 * dojump.c (do_compare_and_jump, do_jump): Likewise.
4280 * explow.c (memory_address): Likewise.
4281 * expmed.c (clear_by_pieces_1, clear_storage,
4282 clear_storage_via_libcall, emit_group_load,
4283 emit_group_store, emit_store_flag,
4284 expand_expr_real_1, store_by_pieces,
4285 store_constructor, store_expr, try_casesi,
4286 try_tablejump): Likewise.
4287 * function.c (expand_pending_sizes): Likewise.
4288 * optabs.c (emit_cmp_and_jump_insns,
4289 emit_conditional_add, emit_conditional_move,
4290 expand_fix, expand_float, prepare_cmp_insn): Likewise.
4291 * stmt.c (emit_case_bit_tests,
4292 expand_asm_expr, expand_computed_goto,
4293 expand_decl_init, expand_end_case_type,
4294 expand_end_stmt_expr, expand_expr_stmt_value,
4295 expand_return, expand_start_case,
4296 optimize_tail_recursion): Likewise.
4297 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
4298 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
4300 2004-07-14 Ben Elliston <bje@au.ibm.com>
4302 * vec.h: Comment fix.
4304 2004-07-13 Richard Henderson <rth@redhat.com>
4306 * target.h (struct gcc_target): Add calls.pass_by_reference.
4307 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
4308 * function.c (pass_by_reference): Use the hook.
4309 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
4310 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
4311 (hook_pass_by_reference_must_pass_in_stack): New.
4312 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
4313 (alpha_pass_by_reference): New.
4314 (TARGET_PASS_BY_REFERENCE): New.
4315 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4316 * config/arc/arc.c (arc_pass_by_reference): New.
4317 (TARGET_PASS_BY_REFERENCE): New.
4318 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4319 (FUNCTION_ARG_CALLEE_COPIES): True.
4320 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
4321 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
4322 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
4323 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4324 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4325 * config/cris/cris.c (cris_pass_by_reference): New.
4326 (TARGET_PASS_BY_REFERENCE): New.
4327 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
4328 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
4329 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4330 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
4331 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4332 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
4333 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
4334 (frv_function_arg_pass_by_reference): Remove.
4335 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4336 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
4337 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
4338 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
4339 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4340 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
4341 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
4342 (ia64_pass_by_reference): Rename from
4343 ia64_function_arg_pass_by_reference.
4344 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4345 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4346 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
4347 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
4348 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
4349 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4350 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
4351 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
4352 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
4353 (m32r_pass_by_reference): Adjust prototype. Make static.
4354 Handle mode sizes correctly.
4355 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4356 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
4357 (m68hc11_function_arg_pass_by_reference): Remove.
4358 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4359 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
4360 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
4361 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4362 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
4363 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
4364 (mips_va_arg): Use pass_by_reference.
4365 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
4366 Handle mode sizes correctly.
4367 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4368 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
4369 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
4370 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
4371 (mmix_pass_by_reference): Rename from
4372 mmix_function_arg_pass_by_reference.
4373 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4374 (FUNCTION_ARG_CALLEE_COPIES): True.
4375 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
4376 (mn10300_pass_by_reference): New.
4377 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4378 (FUNCTION_ARG_CALLEE_COPIES): True.
4379 * config/pa/pa.c (pa_pass_by_reference): New.
4380 (TARGET_PASS_BY_REFERENCE): New.
4381 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4382 (FUNCTION_ARG_CALLEE_COPIES): True.
4383 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
4384 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
4385 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
4386 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4387 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
4388 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
4389 (s390_pass_by_reference): Rename from
4390 s390_function_arg_pass_by_reference.
4391 (s390_function_arg_advance): Don't query pass-by-ref.
4392 (s390_function_arg): Likewise.
4393 (s390_gimplify_va_arg): Use pass_by_reference.
4394 (s390_call_saved_register_used): Likewise.
4395 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4396 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
4397 (shcompact_byref, sh_pass_by_reference): New.
4398 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4399 (SHCOMPACT_BYREF): Remove.
4400 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
4401 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
4402 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
4403 (sparc_gimplify_va_arg): Use pass_by_reference.
4404 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4405 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4406 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
4407 (v850_pass_by_reference): New.
4408 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4409 (FUNCTION_ARG_CALLEE_COPIES): True.
4410 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
4411 FUNCTION_ARG_PASS_BY_REFERENCE docs.
4413 2004-07-14 Richard Henderson <rth@redhat.com>
4414 Richard Sandiford <rsandifo@redhat.com>
4416 * config/mips/mips-protos.h (mips_va_arg): Delete.
4417 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
4418 * config/mips/mips.c: Include tree-gimple.h.
4419 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
4420 (mips_arg_info): Remove special handling of must_pass_in_stck args.
4421 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
4422 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
4424 2004-07-13 Bob Wilson <bob.wilson@acm.org>
4426 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
4427 arguments for COND_EXPR in big-endian adjustment code.
4429 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4431 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
4432 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
4433 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
4434 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
4436 2004-07-13 Diego Novillo <dnovillo@redhat.com>
4438 PR tree-optimization/16443
4439 * tree-ssa-alias.c: Add more description for
4440 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
4441 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
4442 clobbering of call-clobbered and addressable variables. If
4443 there are any before aliases have been computed, add them.
4445 2004-07-13 Diego Novillo <dnovillo@redhat.com>
4447 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
4450 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
4452 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
4453 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
4456 2004-07-13 Per Bothner <per@bothner.com>
4458 * collect2.c (main): Handle --no-demangle and --demangle flags.
4460 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
4462 * Makefile.in (OBJS-common): Add tree-data-ref.o.
4463 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
4464 (tree-data-ref.o): New rule.
4465 * lambda.h: New file.
4466 * tree-data-ref.c: New file.
4467 * tree-data-ref.h: New file.
4468 * tree.c (int_cst_value, tree_fold_gcd): New functions.
4469 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
4471 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4474 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
4475 * config/sparc/sparc.c (output_ubranch): New function.
4476 * config/sparc/sparc.md (jump pattern): Use it.
4478 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4481 * config/sparc/sparc.c (output_cbranch): Properly guard
4482 the code handling far branches with TARGET_V9.
4483 * config/sparc/sparc.md (length attribute): Document the
4484 side-effect of having a length greater or equal to 3.
4486 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4487 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
4490 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
4491 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
4493 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4494 Martin Sebor <sebor@roguewave.com>
4497 * doc/invoke.texi (SPARC options): Document -threads
4498 and -pthreads on Solaris.
4500 2004-07-13 Richard Henderson <rth@redhat.com>
4502 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
4504 (ind_gimplify_va_arg_expr): Remove.
4505 * tree.h (ind_gimplify_va_arg_expr): Remove.
4506 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
4507 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
4510 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
4511 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
4512 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
4513 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
4514 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
4516 2004-07-13 Richard Henderson <rth@redhat.com>
4518 * function.c (pass_by_reference): New.
4519 (assign_parm_find_data_types): Use it.
4520 * calls.c (initialize_argument_information): Likewise.
4521 (emit_library_call_value_1): Likewise.
4522 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4523 * function.h (pass_by_reference): Declare.
4525 2004-07-13 Richard Henderson <rth@redhat.com>
4527 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
4528 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
4529 * expr.h (MUST_PASS_IN_STACK): Remove.
4530 * system.h (MUST_PASS_IN_STACK): Poison.
4531 * tree.h (must_pass_in_stack_var_size): Declare.
4532 (must_pass_in_stack_var_size_or_pad): Declare.
4533 * calls.c (must_pass_in_stack_var_size): New.
4534 (must_pass_in_stack_var_size_or_pad): Rename from
4535 default_must_pass_in_stack.
4536 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
4537 (TARGET_MUST_PASS_IN_STACK): New.
4538 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
4539 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
4540 (TARGET_MUST_PASS_IN_STACK): New.
4541 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
4542 * config/frv/frv.c (frv_must_pass_in_stack): New.
4543 (TARGET_MUST_PASS_IN_STACK): New.
4544 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
4545 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
4546 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
4547 (ix86_must_pass_in_stack): Make static.
4548 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
4549 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
4550 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
4551 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
4552 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
4553 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
4554 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
4555 (mcore_must_pass_on_stack): Remove.
4556 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
4557 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
4558 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
4559 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
4560 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
4561 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
4562 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
4563 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
4564 (TARGET_MUST_PASS_IN_STACK): New.
4565 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
4566 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
4567 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
4568 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
4569 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
4570 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
4571 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
4574 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
4575 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
4576 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
4577 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
4578 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
4579 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
4580 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
4581 config/xtensa/xtensa.c: Use target hook.
4583 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
4585 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
4586 * configure: Rebuilt.
4588 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
4590 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
4591 * config/mips/mips.h (mips_reg_names): Don't declare.
4592 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
4593 (TARGET_NAME_REGS): Delete.
4594 (TARGET_SWITCHES): Remove -mrnames.
4595 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
4596 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
4598 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
4599 (override_options): Remove handling of TARGET_NAME_REGS.
4601 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
4603 * config/mips/mips.h (TARGET_*): Boolify.
4605 2004-07-12 Nick Clifton <nickc@redhat.com>
4607 * config.gcc: Add sh-*-symbianelf target.
4608 * config/sh/sh.c: Add new target macros:
4609 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
4610 TARGET_CXX_IMPORT_EXPORT_CLASS.
4611 (sh_file_start): Create a definition of the .directive section.
4612 (sh_attribute): Add dllimport and dllexport attributes.
4613 * config/sh/symbian-pre.h: New file.
4614 * config/sh/symbian-post.h: New file.
4615 * config/sh/symbian.c: New file. Contains Symbian specific
4617 * config/sh/sh-protos.h: Add prototypes for new functions
4618 provided by symbian.c.
4619 * config/sh/t-symbian: New file.
4620 * doc/extend.texi: Document support for dllimport and dllexport
4621 attributes by the sh-symbianelf target.
4623 2004-07-12 James E Wilson <wilson@specifixinc.com>
4625 * Makefile.in (AR): Use @AR@ not ar.
4627 (AR_FOR_TARGET): Use $(AR) not ar for native.
4628 (NM_FOR_TARGET): Use $(NM) not nm for native.
4629 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
4630 * configure: Regenerate.
4632 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
4634 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
4636 (ashldi3_sp64): Likewise.
4638 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4641 * pa.c (function_arg): Update comment.
4642 * pa.h (BLOCK_REG_PADDING): Define.
4644 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4646 PR tree-optimization/16461
4647 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
4648 arguments of phi nodes.
4650 2004-07-12 Devang Patel <dpatel@apple.com>
4652 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
4654 2004-07-12 Steve Ellcey <sje@cup.hp.com>
4656 * function.c (expand_function_start): Ensure r_save is in Pmode.
4657 * calls.c (prepare_call_address): Ensure static_chain_value is
4659 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
4660 r_save_area are in Pmode.
4661 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
4662 fnaddr, and static_chain are in Pmode.
4664 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
4667 * config/ia64/ia64.c (bundling): Don't count ignored insns.
4669 2004-07-12 Richard Henderson <rth@redhat.com>
4671 * target.h (struct gcc_target): Move gimplify_va_arg_expr
4672 next to build_builtin_va_list.
4673 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
4674 * builtins.c (gimplify_va_arg_expr): Likewise.
4675 * gimplify.c (copy_if_shared_r): Likewise.
4677 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
4679 * passes.c (rest_of_decl_compilation): Don't defer call of
4680 assemble_variable if its DECL_RTL is already set.
4682 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
4684 * cfgloop.h (struct loop): Add nb_iterations field.
4685 (current_loops): Declare.
4686 * tree-chrec.c (chrec_not_analyzed_yet,
4687 chrec_dont_know, chrec_known, count_ev_in_wider_type,
4688 chrec_contains_symbols_defined_in_loop): Remove the temporary
4690 * tree-flow-inline.h (loop_containing_stmt): New function.
4691 * tree-scalar-evolution.c: Add implementation.
4692 * tree-scalar-evolution.h: Add declarations.
4694 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
4696 PR rtl-optimization/15921
4697 * Makefile.in (global.o): Add recog.h.
4699 * global.c (recog.h): Add the include-clause.
4700 (bb_info): New member earlyclobber.
4701 (allocate_bb_info, free_bb_info): Initialize/finish the new
4703 (earlyclobber_regclass, earlyclobber_regclass_length): The new
4705 (check_earlyclobber, regclass_intersect,
4706 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
4708 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
4709 (make_accurate_live_analysis): Modify pavin.
4711 2004-07-12 Diego Novillo <dnovillo@redhat.com>
4713 * tree-cfg.c (find_taken_edge): Statically compute the truth
4714 value of a predicate comparing an SSA_NAME to itself.
4716 2004-07-12 Roger Sayle <roger@eyesopen.com>
4718 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
4719 rs6000 doesn't have shift-and-add or shift-and-sub instructions
4720 by returning the cost of a multiplication plus an addition.
4722 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
4724 PR tree-optimization/14107
4725 * gimplify.c (gimplify_return_expr): Accept a
4726 RETURN_EXPR with an error argument.
4727 * tree-optimize.c (init_tree_optimization_passes):
4728 Run pass_warn_function_return at -O0.
4730 2004-07-12 Roger Sayle <roger@eyesopen.com>
4732 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
4735 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
4737 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
4738 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4739 * config/mips/3000.md: Add copyright notice. Remove automota and
4740 function units; use generic ones instead. Only define reservations
4741 for things that are different from generic.md. Extend each clause
4743 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
4744 * config/mips/mips.md: Include them. Remove define_function_units.
4745 (alu, imuldiv): New automata and units.
4747 2004-07-12 Ben Elliston <bje@au.ibm.com>
4749 * doc/invoke.texi (Optimize Options): Document -frename-registers
4750 not being enabled by default at -O3.
4752 2004-07-11 Roger Sayle <roger@eyesopen.com>
4754 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
4755 floating point additions, to keep real immediate constant positive.
4756 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
4757 into X + C, and leave positive real constants as X - C.
4759 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4761 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
4763 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4765 PR tree-optimization/15654
4766 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
4768 2004-07-11 Roger Sayle <roger@eyesopen.com>
4770 * builtins.c (fold_builtin_fputs): Don't bother converting the
4771 return type to integer_type_node, as we've already checked that
4772 the result will be ignored.
4774 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
4775 that signed addition, subtraction, multiplication, division,
4776 remainder, negation and absolute value may potentially trap.
4778 * fold-const.c (fold_ignored_result): New function to strip
4779 non-side-effecting tree nodes from an expression whose result
4781 (fold_convert): Call fold_ignored_result when casting a value
4783 (omit_one_operand): Call fold_ignored_result on the "omitted"
4784 operand when building a COMPOUND_EXPR.
4785 (pedantic_omit_one_operand): Likewise.
4786 * tree.h (fold_ignored_result): Prototype here.
4787 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
4788 when we're going to ignore the result.
4790 2004-07-11 Richard Henderson <rth@redhat.com>
4793 * tree-ssa-ccp.c (fold_stmt_r): Split out...
4794 * tree.c (fields_compatible_p, find_compatible_field): ... new.
4795 * tree.h (fields_compatible_p, find_compatible_field): Declare.
4796 * tree-sra.c (sra_hash_tree): Hash fields by offset.
4797 (sra_elt_eq): Use fields_compatible_p.
4798 (generate_one_element_ref): Use find_compatible_field.
4800 2004-07-11 Richard Henderson <rth@redhat.com>
4803 * tree-sra.c (generate_one_element_init): New.
4804 (generate_element_init): Use it.
4805 (scalarize_init): Push/pop gimplify context around it.
4806 (find_new_referenced_vars_1, find_new_referenced_vars): New.
4807 * gimplify.c (gimplify_expr): Allow SSA_NAME.
4809 2004-07-11 Roger Sayle <roger@eyesopen.com>
4811 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
4812 combine.c's combine_insn_cost.
4813 * rtl.h (insn_rtx_cost): Prototype here.
4814 * combine.c (combine_insn_cost): Delete function.
4815 (combine_validate_cost): Update callers of combine_insn_cost to
4816 call insn_rtx_cost instead.
4817 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
4818 requesting the rtx_cost of call and/or jump instructions.
4820 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
4821 rtx_cost directly. Don't request/use the cost of call or jump
4822 instructions. Return -1 if the cost of any instruction can't be
4823 determined (or the BB contains a function call).
4824 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
4825 -1 (i.e. can't determine the cost of any instruction or the basic
4826 block contains a subroutine call).
4827 (find_if_case_2): Likewise.
4829 2004-07-11 Roger Sayle <roger@eyesopen.com>
4831 * rs6000.c (struct processor_costs): Change semantics of fields to
4832 include the COST_N_INSNS scaling, and update all initializers.
4833 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
4834 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
4835 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
4836 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
4838 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
4840 * LANGUAGES: Remove obsolete information.
4842 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
4844 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
4845 SIGBUS signal frames, the PSW address points *to* the faulting
4846 instruction, not after it.
4848 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
4850 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
4851 added to TLS symbol addresses.
4853 2004-07-11 Richard Henderson <rth@redhat.com>
4855 * expmed.c (init_expmed): Use stack-local structures for
4856 temporary rtl. Don't recognize shifts.
4858 2004-07-11 Richard Henderson <rth@redhat.com>
4860 * expr.c (store_expr): Don't fiddle subreg promotion for types
4861 with precision smaller than the mode.
4863 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
4865 * tree.h (all_types_permanent): Remove.
4867 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
4869 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
4870 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
4871 * langhooks.c (lhd_clear_binding_stack): Remove.
4872 * langhooks-def.h (lhd_clear_binding_stack,
4873 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
4874 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
4875 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
4876 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
4877 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
4878 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
4879 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
4880 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
4881 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
4882 * tree.h (poplevel): Don't declare.
4883 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
4884 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
4885 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
4886 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
4889 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
4891 PR tree-optimization/16437
4892 * c-common.c (shorten_compare): Don't mark result of conversion to
4893 narrower signed type as overflowing.
4894 * fold-const.c (decode_field_reference): Determine whether
4895 signedness comes from outer type using precision rather than size.
4897 2004-07-11 Phil Edwards <phil@codesourcery.com>
4899 * configure.ac: Alphabetize --enable-checking list, add
4900 missing valgrind entry.
4901 * configure: Regenerate.
4903 2004-07-11 Phil Edwards <phil@codesourcery.com>
4905 * doc/install.texi (Testing): Fix syntax in "make check" example.
4907 2004-07-10 James E Wilson <wilson@specifixinc.com>
4909 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
4911 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4913 PR rtl-optimization/16001
4914 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
4917 2004-07-10 Geoffrey Keating <geoffk@apple.com>
4919 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
4921 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
4922 James Morrison <phython@gcc.gnu.org>
4924 * doc/contrib.texi (Contributors): Add gfortran contributors and
4925 fix a couple of typos.
4927 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4929 PR rtl-optimization/15387
4930 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
4931 to incoming args space correctly.
4933 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4935 * pa.c (output_indirect_call): Only use %r2 as the link register in
4936 indirect calls with the long PA 2.0 pc-relative branch.
4938 2004-07-10 Daniel Jacobowitz <dan@debian.org>
4940 * config/i386/i386.c (override_options): Pick a 64-bit CPU
4941 for the default tuning if TARGET_64BIT.
4943 2004-07-10 Richard Henderson <rth@redhat.com>
4945 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
4946 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
4948 2004-07-10 Jakub Jelinek <jakub@redhat.com>
4950 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
4951 * expmed.c (store_bit_field, extract_bit_field): Remove last
4953 * builtins.c (expand_builtin_signbit): Adjust callers.
4954 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
4955 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
4956 * ifcvt.c (noce_emit_move_insn): Likewise.
4957 * stmt.c (expand_return): Likewise.
4958 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
4959 store_field, expand_expr_real_1): Likewise.
4961 2004-07-10 Richard Henderson <rth@redhat.com>
4963 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
4965 2004-07-09 Mike Stump <mrs@apple.com>
4967 * config/darwin.c (no_dead_strip): Add.
4968 (HAVE_DEAD_STRIP): Add.
4969 (darwin_emit_unwind_label): Ensure that we don't dead code strip
4972 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4974 * tree-ssa-loop-im.c: New file.
4975 * Makefile.in (tree-ssa-loop-im.o): Add.
4976 * cfgloop.c (superloop_at_depth): New function.
4977 * cfgloop.h (superloop_at_depth): Declare.
4978 * common.opt (ftree-lim): New flag.
4979 * expr.c (array_ref_up_bound): New function.
4980 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
4981 * timevar.def (TV_LIM): New timevar.
4982 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
4983 computing immediate uses of a phi node.
4984 * tree-flow.h (struct tree_ann_common_d): Add aux field.
4985 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
4986 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
4987 * tree-pass.h (pass_lim): Declare.
4988 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
4990 (pass_lim): New pass structure.
4991 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
4992 * tree.c (in_array_bounds_p): New function.
4993 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
4994 (in_array_bounds_p, array_ref_up_bound): Declare.
4995 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
4996 * doc/passes.texi (tree-ssa-loop-im.c): Document.
4998 2004-07-09 Richard Henderson <rth@redhat.com>
5000 * builtins.c (expand_builtin_stpcpy): Don't modify len.
5002 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
5005 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
5007 * flags.h: Delete redundant prototypes that are being generated
5008 in options.h from common.opt.
5009 * common.opt: Add in the expository comments formerly in flags.h.
5011 2004-07-09 Jan Beulich <jbeulich@novell.com>
5013 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
5014 available for use only when TARGET_MMX/_SSE is set, and check for
5015 variable argument function if any register count is non-zero.
5016 (function_arg): Correctly suppress repeated warnings for passing SSE
5017 vectors are arguments without SSE enabled.
5018 (ix86_function_arg_boundary): Without SSE enabled, the use of what
5019 would be SSE register modes does no longer influence the alignment.
5021 2004-07-09 Richard Henderson <rth@redhat.com>
5023 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
5024 Always align upward to arg boundary. Use size_in_bytes/round_up.
5025 Maintain type-correctness of constants.
5026 * stor-layout.c (round_up, round_down): Special-case powers of 2.
5028 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
5030 * config/sparc/sparc.c (*_costs): Scale instruction costs
5032 (sparc_rtx_costs): Adjust as appropriate.
5034 2004-07-09 Jan Beulich <jbeulich@novell.com>
5036 * config/i386/mm3dnow.h: New.
5037 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
5039 2004-07-09 Richard Henderson <rth@redhat.com>
5041 * simplify-rtx.c (simplify_const_relational_operation): Only
5042 look at bounds of scalar integers.
5044 2004-07-09 Jan Beulich <jbeulich@novell.com>
5046 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
5048 2004-07-09 Andrew Pinski <apinski@apple.com>
5050 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
5052 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
5053 UOBJC_METACLASS_decl.
5055 2004-07-09 James E Wilson <wilson@specifixinc.com>
5058 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
5059 do return a parallel if hfa_mode == XFmode and mode == TImode.
5061 2004-07-09 Jan Beulich <jbeulich@novell.com>
5063 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
5064 permissible for unary plus.
5066 2004-07-09 Jan Beulich <jbeulich@novell.com>
5068 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
5069 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
5070 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
5071 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
5072 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
5073 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
5074 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
5075 (BUILTIN_xxxIMAX): New.
5076 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
5077 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
5078 BUILT_IN_PARITYIMAX.
5080 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
5082 * config/sparc/sparc.h (processor_costs): Define.
5083 (sparc_costs): Declare.
5084 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
5085 hypersparc_costs, sparclet_costs, ultrasparc_costs,
5086 ultrasparc3_costs): New.
5087 (sparc_override_options): Set sparc_costs as appropriate.
5088 (sparc_rtx_costs): Use sparc_costs instead of messy
5091 2004-07-09 Steven Bosscher <stevenb@suse.de>
5093 * doc/md.texi (Processor pipeline description): Mention that
5094 the old pipeline description is deprecated.
5096 * config/rs6000/7450.md (automaton ppc7450): Split up, move
5097 mciu_7450 function unit to...
5098 (automaton ppc7450mciu): ...new automaton.
5100 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
5101 (schedule_block): Don't consider inserting bubbles.
5102 (sched_init): Don't initialize DFA bubbles.
5103 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
5104 TARGET_SCHED_DFA_BUBBLE): Remove.
5105 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
5106 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
5107 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
5109 * stmt.c (conditional_context): Remove prototype.
5110 * tree.h (conditional_context): Remove.
5111 * tree-cfg.c (pre_insert_on_edge): Remove.
5113 * c-common.h (c_expand_asm_operands): Remove prototype.
5114 * c-typeck.c (c_expand_asm_operands): Remove.
5116 2004-07-09 Jan Beulich <jbeulich@novell.com>
5118 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
5119 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
5120 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
5121 and V8QI are class SSE. All sufficiently small remaining vector modes
5122 must be passed in one or two integer registers.
5123 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
5125 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
5126 __builtin_ia32_pmuludq128 have non-uniform argument and return types
5127 and must thus be handled explicitly.
5128 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
5130 (movv8qi_internal, movv4hi_internal, movv2si_internal,
5131 movv2sf_internal): Permit moving between MMX and XMM registers (since
5132 MMX areguments and return values are passed in XMM registers).
5133 (sse2_umulsidi3): Correct type and mode.
5135 2004-07-09 Richard Henderson <rth@redhat.com>
5137 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
5139 2004-07-09 Eric Christopher <echristo@redhat.com>
5141 * config/rs6000/40x.md: Split into two automatons.
5143 2004-07-09 Zack Weinberg <zack@codesourcery.com>
5144 Andrew Pinski <apinski@apple.com>
5146 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
5147 on when we have more than one input file.
5148 (c_common_parse_file): Restore loop over all input files.
5149 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
5151 * c-decl.c (set_type_context): New function.
5152 (pop_scope): Use it to set context of types. When we
5153 encounter a TYPE_DECL, set the context of the attached type too.
5154 (pop_file_scope): Don't call cpp_undef_all here.
5155 (diagnose_mismatched_decls): Do not complain about a second
5156 definition of an 'extern inline' function if it's not in the
5157 same translation unit. Do not complain about inline
5158 declaration after use if the use was in a different
5160 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
5161 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
5163 (pushdecl_top_level): Likewise.
5164 (grokdeclarator): Clarify what is going on with setting
5165 DECL_EXTERNAL on function types, a little.
5166 (c_write_global_declarations): Don't do anything if
5167 -fsyntax-only or errors have been encountered.
5169 2004-07-09 Zack Weinberg <zack@codesourcery.com>
5171 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
5173 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5176 * pa.c (output_indirect_call): Use %r2 as the link register when
5177 calling $$dyncall with a pc-relative branch.
5179 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
5181 * doc/install.texi (Binaries): Mention OpenPKG.
5183 2004-07-09 Diego Novillo <dnovillo@redhat.com>
5185 Fix PR tree-optimization/15555
5186 * tree-dfa.c (dump_variable): If the variable is a pointer
5187 SSA_NAME, also dump its points-to information.
5188 * tree-flow.h (struct ptr_info_def): Add field
5190 (dump_points_to_info_for): Declare.
5191 (debug_points_to_info_for): Declare.
5192 * tree-optimize.c (init_tree_optimization_passes): Add a
5193 second alias analysis pass after DOM2.
5194 Move pass_del_pta to a later spot.
5195 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
5196 create a name tags when we find a dereferenced pointer. Just
5197 mark the pointer dereferenced.
5198 (collect_points_to_info_for): Move code to clear points-to
5199 information to create_name_tags.
5200 (create_name_tags): New function.
5201 (compute_flow_sensitive_aliasing): Call it.
5202 (setup_pointers_and_addressables): Mark type tags for renaming
5204 (create_memory_tag): ... here.
5205 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
5206 (dump_points_to_info_for): Declare extern.
5207 (debug_points_to_info_for): New function.
5209 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
5211 * config/arc/arc.md: Switch to DFA-based scheduler description.
5212 * config/arc/arc.c: Switch to DFA-based scheduler description.
5214 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
5216 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
5219 2004-07-09 Richard Henderson <rth@redhat.com>
5221 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
5222 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5223 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
5224 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
5226 * config/v850/v850-protos.h (v850_va_arg): Remove.
5227 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5228 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
5229 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
5230 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
5231 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
5233 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
5236 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
5237 and DImode to use +/-4k offset.
5239 2004-07-09 Richard Henderson <rth@redhat.com>
5241 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
5243 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5244 (xstormy16_gimplify_va_arg_expr): Rewrite from
5245 xstormy16_expand_builtin_va_arg.
5246 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
5248 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
5249 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
5251 * config/sh/sh-protos.h (sh_va_arg): Remove.
5252 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5253 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
5254 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
5256 * config/pa/pa-protos.h (hppa_va_arg): Remove.
5257 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5258 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
5259 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
5261 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
5262 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5263 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
5264 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
5266 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
5268 * config/sparc/sparc.md (return): Rewrite length formula.
5269 * config/sparc/sparc.c (output_return): Pass 1 as 5th
5270 argument to final_scan_insn when in a delay slot.
5271 (output_sibcall): Likewise.
5273 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
5275 * arm.c (arm_cpp_interwork): New variable.
5276 (arm_override_options): Set it if TARGET_INTERWORK was on the command
5278 * arm.h (arm_cpp_interwork): Declare it.
5279 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
5280 __THUMB_INTERWORK__ in the preprocessor.
5282 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
5284 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
5286 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
5289 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
5290 Override default settings to account for -m32 and -m64.
5292 2004-07-08 Randolph Chung <tausq@debian.org>
5294 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
5296 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
5298 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
5299 before comparing it as such.
5301 2004-07-08 Richard Henderson <rth@redhat.com>
5303 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
5304 temporary. Use bit arithmetic to align.
5306 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
5308 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
5309 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
5310 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
5311 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
5312 add_labels_and_missing_jumps, find_jump_block,
5313 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
5315 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
5316 link_btr_uses, move_btr_def): Likewise.
5317 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
5318 expand_builtin_expect_jump): Likewise.
5319 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
5320 * calls.c (expand_call, emit_library_call_value_1): Likewise.
5321 * cfganal.c (forwarder_block_p): Likewise.
5322 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
5323 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
5324 find_bb_boundaries): Likewise.
5325 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
5326 merge_blocks_move_predecessor_nojumps,
5327 merge_blocks_move_successor_nojumps, insns_match_p,
5328 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
5329 try_optimize_cfg): Likewise.
5330 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
5331 * cfglayout.c (skip_insns_after_block, label_for_bb,
5332 record_effective_endpoints, insn_locators_initialize,
5333 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
5334 * cfgmainloop.c (create_loop_notes): Likewise.
5335 * cfgrtl.c (delete_insn, delete_insn_chain,
5336 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
5337 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
5338 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
5339 redirect_branch_edge, force_nonfallthru_and_redirect,
5340 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
5341 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
5342 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
5343 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
5344 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
5345 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
5346 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
5347 * combine.c (combine_instructions, can_combine_p, try_combine,
5348 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
5349 distribute_notes, distribute_links, insn_cuid): Likewise.
5350 * cse.c (fold_rtx, cse_insn, cse_around_loop,
5351 invalidate_skipped_block, cse_set_around_loop,
5352 cse_end_of_basic_block, cse_main, cse_basic_block,
5353 cse_condition_code_reg): Likewise.
5354 * cselib.c (cselib_process_insn): Likewise.
5355 * ddg.c (create_ddg): Likewise.
5356 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
5358 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
5359 gen_label_die, dwarf2out_var_location): Likewise.
5360 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
5361 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
5362 last_call_insn, active_insn_p, next_label, prev_label,
5363 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
5364 add_insn_before, remove_insn, add_function_usage_to,
5365 reorder_insns, find_line_note, remove_unnecessary_notes,
5366 emit_insn_after_1, classify_insn): Likewise.
5367 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
5368 connect_post_landing_pads, sjlj_mark_call_sites,
5369 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
5370 can_throw_internal, can_throw_external, set_nothrow_function_flags,
5371 convert_to_eh_region_ranges): Likewise.
5372 * explow.c (optimize_save_area_alloca): Likewise.
5373 * expr.c (expand_expr_real): Likewise.
5374 * final.c (insn_current_reference_address, compute_alignments,
5375 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
5376 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
5377 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
5378 propagate_block_delete_insn, propagate_one_insn,
5379 init_propagate_block_info, propagate_block, libcall_dead_p,
5380 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
5382 * function.c (instantiate_virtual_regs, reorder_blocks_1,
5383 expand_function_start, expand_function_end, contains,
5384 thread_prologue_and_epilogue_insns,
5385 reposition_prologue_and_epilogue_notes): Likewise.
5386 * gcse.c (constprop_register, bypass_conditional_jumps,
5387 insert_insn_end_bb, gcse_after_reload): Likewise.
5388 * genemit.c (gen_expand, gen_split): Likewise.
5389 * genpeep.c (gen_peephole, main): Likewise.
5390 * global.c (build_insn_chain): Likewise.
5391 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
5392 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
5393 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
5394 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
5395 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
5396 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
5397 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
5398 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
5399 dead_or_predicable): Likewise.
5400 * integrate.c (try_constants): Likewise.
5401 * jump.c (rebuild_jump_labels, cleanup_barriers,
5402 purge_line_number_notes, init_label_info, mark_all_labels,
5403 squeeze_notes, get_label_before, get_label_after,
5404 reversed_comparison_code_parts, simplejump_p, pc_set,
5405 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
5406 delete_barrier, delete_prior_computation, delete_computation,
5407 delete_related_insns, delete_for_peephole, redirect_jump):
5409 * lcm.c (optimize_mode_switching): Likewise.
5410 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
5412 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
5413 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
5414 * loop-iv.c (simplify_using_assignment): Likewise.
5415 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
5416 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
5417 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
5418 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
5419 check_insn_for_givs, check_final_value, update_giv_derive,
5420 basic_induction_var, product_cheap_p, check_dbra_loop,
5421 loop_insn_first_p, last_use_this_basic_block,
5422 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
5423 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
5424 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
5425 sms_schedule_by_order): Likewise.
5426 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
5427 * postreload.c (reload_cse_simplify_operands, reload_combine,
5428 reload_cse_move2add): Likewise.
5429 * predict.c (can_predict_insn_p, estimate_probability,
5430 expected_value_to_br_prob, process_note_predictions): Likewise.
5431 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
5432 * profile.c (branch_prob): Likewise.
5433 * ra-build.c (live_out_1, livethrough_conflicts_bb,
5434 detect_webs_set_in_cond_jump): Likewise.
5435 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
5436 ra_print_rtl_with_bb): Likewise.
5437 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
5438 * recog.c (next_insn_tests_no_inequality, find_single_use,
5439 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
5440 * reg-stack.c (next_flags_user, record_label_references,
5441 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
5442 compensate_edge, convert_regs_1): Likewise.
5443 * regclass.c (scan_one_insn): Likewise.
5444 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
5445 regmove_optimize, fixup_match_1, single_set_for_csa,
5446 combine_stack_adjustments_for_block): Likewise.
5447 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
5448 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
5449 find_equiv_reg): Likewise.
5450 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
5451 reload_as_needed, emit_input_reload_insns, do_output_reload,
5452 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
5454 * reorg.c (find_end_label, emit_delay_sequence,
5455 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
5456 get_jump_flags, rare_destination, mostly_true_jump,
5457 try_merge_delay_insns, redundant_insn, own_thread_p,
5458 fill_simple_delay_slots, fill_slots_from_thread,
5459 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
5460 dbr_schedule): Likewise.
5461 * resource.c (find_basic_block, next_insn_no_annul,
5462 find_dead_or_set_registers, mark_target_live_regs): Likewise.
5463 * rtl.h (RTX_PREV): Likewise.
5464 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
5465 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
5466 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
5467 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
5468 tablejump_p, computed_jump_p, insns_safe_to_move_p,
5469 find_first_parameter_load, can_hoist_insn_p): Likewise.
5470 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
5471 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
5472 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
5473 schedule_ebbs): Likewise.
5474 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
5475 is_conditionally_protected, can_schedule_ready_p,
5476 add_branch_dependences, debug_dependencies): Likewise.
5477 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
5479 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
5480 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
5481 set_dominates_use, ujump_to_loop_cont): Likewise.
5482 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
5483 * varasm.c (output_constant_pool_1): Likewise.
5485 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5487 * tree-scalar-evolution.c: New file.
5488 * tree-scalar-evolution.h: New file.
5489 * tree-ssa-loop-niter.c: New file.
5490 * Makefile.in (SCEV_H): New.
5491 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
5492 * cfgloop.h (struct loop): Add bounds field.
5493 * tree-flow.h (struct tree_niter_desc): New type.
5494 (number_of_iterations_cond, number_of_iterations_exit,
5495 loop_niter_by_eval, find_loop_niter_by_eval,
5496 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
5497 free_numbers_of_iterations_estimates): Declare.
5498 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
5499 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
5500 * doc/invoke.texi (max-iterations-to-track): Document.
5502 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
5504 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
5505 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
5506 (MODE_AFTER): Add cast appropriately.
5507 * config/sh/sh.md (movdi splitter): Likewise.
5508 (casesi_worker_2): Add const qualifier appropriately.
5509 (eh_return): Remove unused variable.
5510 (insv): Initialize v;
5512 2004-07-08 Richard Henderson <rth@redhat.com>
5514 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
5515 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5516 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
5517 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
5518 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
5520 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
5521 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5522 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
5523 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
5525 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
5526 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5527 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
5528 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
5530 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
5531 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5532 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
5533 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
5535 * config/i860/i860-protos.h (i860_va_arg): Remove.
5536 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5537 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
5538 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
5540 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
5542 * system.h: Prototype getpagesize if missing.
5543 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
5544 * configure: Regenerate.
5545 * config.in: Regenerate.
5547 2004-07-08 Richard Henderson <rth@redhat.com>
5549 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
5550 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5551 (fr30_gimplify_va_arg_expr): New.
5552 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
5553 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
5555 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
5558 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
5559 of asm_noperands result.
5561 2004-07-08 Richard Henderson <rth@redhat.com>
5563 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
5564 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5565 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
5566 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
5568 2004-07-08 Richard Henderson <rth@redhat.com>
5570 * builtins.c (ind_gimplify_va_arg_expr): New.
5571 * tree.h (ind_gimplify_va_arg_expr): Declare.
5572 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
5574 2004-07-08 Jan Beulich <jbeulich@novell.com>
5576 * expmed.c (extract_bit_field): Correct condition to use vec_extract
5577 patterns also on vector elements other than the first one.
5578 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
5581 2004-07-08 Geoffrey Keating <geoffk@apple.com>
5583 * config/rs6000/darwin-ldouble.c: Correct reference
5584 to the Linnainmaa paper.
5586 2004-07-08 Richard Henderson <rth@redhat.com>
5588 * config/arc/arc-protos.h (arc_va_arg): Remove.
5589 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5590 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
5591 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
5593 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
5594 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5595 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
5596 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
5598 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5600 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
5602 2004-07-08 Zack Weinberg <zack@codesourcery.com>
5604 * c-decl.c (static_ctors, static_dtors): Make static.
5605 (pop_file_scope): Call c_common_write_pch and
5606 cgraph_finalize_compilation_unit here.
5607 (build_cdtor): Moved here from c-objc-common.c; simplify.
5608 (c_write_global_declarations_1): Clarify comment.
5609 (c_write_global_declarations): Close the external scope before
5610 doing anything else. Call build_cdtor, cgraph_optimize, and
5611 mudflap_finish_file here.
5612 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
5614 * c-objc-common.c: No need to include cgraph.h.
5615 (build_cdtor): Moved to c-decl.c.
5616 (c_objc_common_finish_file): Delete.
5617 * c-tree.h: Update to match.
5618 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
5619 (generate_static_references): Set TREE_USED before calling finish_decl.
5620 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
5621 on the static_instances_decl.
5623 2004-07-08 Zack Weinberg <zack@codesourcery.com>
5625 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
5626 decls when there is only one input translation unit.
5627 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
5628 change of 2004-07-05; do not treat declarations with
5629 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
5630 * opts.c (cur_in_fname): Delete.
5632 * tree.c: Revert changes of 2004-07-05; no special treatment
5633 for TRANSLATION_UNIT_DECLs.
5634 * Makefile.in (tree.o): Update dependencies.
5636 2004-07-08 Roger Sayle <roger@eyesopen.com>
5638 * builtins.c (fold_builtin_strcpy): Merge functionality from
5639 simplify_builtin_strcpy. Add additional len argument. No longer
5640 static. Remove function prototype.
5641 (fold_builtin_strncpy): Likewise integrate functionality from
5642 simplify_builtin_strncpy. Add additional slen argument. No
5643 longer static. Remove function prototype.
5644 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
5645 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
5646 types of "ignore" and "unlocked" parameters to bool.
5647 (fold_builtin_1): Add additional ignore argument. Call renamed
5648 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
5649 builtins. Update arguments to fold_builtin_strncpy and
5650 fold_builtin_strcpy. Add function prototype.
5651 (fold_builtin): Add additional Boolean ignore argument to pass
5653 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
5654 and fold_builtin_strncpy instead of simplify_builtin_fputs,
5655 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
5657 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
5658 simplify_builtin_strncpy): Delete function prototypes.
5659 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
5660 fold_builtin_strncpy): Add function prototypes here.
5661 (fold_builtin): Update function prototype with new "bool ignore".
5663 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
5664 (ccp_fold_builtin): Update call to fold_builtin. Call
5665 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
5666 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
5667 simplify_builtin_strncpy respectively.
5668 * fold-const.c (fold): Update call to fold_builtin.
5670 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
5672 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
5675 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
5676 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
5677 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
5678 * calls.c: Remove ifdefs of macros above.
5679 * functions.c: Likewise.
5682 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5684 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
5685 (arch attribute): Delete.
5686 (current_function_calls_alloca attribute): Rename into calls_alloca.
5687 (calls_eh_return): New attribute.
5688 (leaf_function): Likewise.
5689 (length attribute): Fix formula for sibcalls.
5690 (return insn): Correctly compute the 'length' attribute.
5691 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
5693 2004-07-08 Richard Henderson <rth@redhat.com>
5695 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
5696 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
5697 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
5698 * tree-eh.c (lower_eh_constructs_1): Likewise.
5699 * tree-sra.c (sra_walk_modify_expr): Likewise.
5700 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
5701 (eliminate_unnecessary_stmts): Likewise.
5702 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
5703 * tree-tailcall.c (optimize_tail_call): Likewise.
5704 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
5706 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
5707 Jakub Jelinek <jakub@redhat.com>
5709 * config/i386/i386.c (override_options): Enable
5710 SSE prefetches with -mtune, as long as we are
5711 compiling for i686 or higher. All i686 processors
5712 accept SSE prefetches as NOPS, some i586's don't.
5714 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5717 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
5719 2004-07-08 Diego Novillo <dnovillo@redhat.com>
5721 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
5722 the handling of clobbering ASM_EXPRs.
5724 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5727 * config/sparc/sparc.c (function_value): In 64-bit mode,
5728 return the aggregates larger than 16 bytes like unions.
5730 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5733 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
5734 'temp' is zero, generate new pseudos as needed and emit the
5735 sequence of insns in single-assignment form. Resync comments
5737 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
5738 function before reload.
5740 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
5742 * vec.c (vec_assert_fail): Remove duplicate 'function'.
5744 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
5746 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
5747 Allocation is signed.
5748 (VEC_reserve): Return flag, allocation is signed.
5750 2004-07-08 Richard Henderson <rth@redhat.com>
5752 * tree-ssa-ccp.c (fold_stmt): Get type directly from
5753 OBJ_TYPE_REF_OBJECT.
5755 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
5756 Neil Booth <neil@daikokuya.co.uk>
5760 * c-decl.c (finish_struct): Ensure bit-fields are given the
5762 * c-common.c (c_common_signed_or_unsigned_type): For C, require
5763 the precision to match as well as the mode.
5764 * expr.c (reduce_to_bit_field_precision): New function.
5765 (expand_expr_real_1): Reduce expressions of bit-field type to
5767 * langhooks.h (reduce_bit_field_operations): New hook.
5768 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
5770 * c-lang.c, objc/objc-lang.c
5771 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
5772 * objc/objc-act.c (check_ivars): Convert types to bit-field types
5774 * tree.c (build_nonstandard_integer_type): New function.
5775 * tree.h (build_nonstandard_integer_type): New prototype.
5776 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
5777 conversions between integer and boolean types as useless.
5779 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
5781 * c-common.c (c_common_nodes_and_builtins): Do not
5782 create __builtin_ptrdiff_t and __builtin_size_t.
5784 2004-07-08 Andrew Pinski <apinski@apple.com>
5786 * Makefile.in (libbackend.o): Add -combine to the gcc
5789 2004-07-08 Nick Clifton <nickc@redhat.com>
5791 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
5794 2004-07-08 Richard Henderson <rth@redhat.com>
5796 * except.c (expand_eh_region_start, expand_eh_region_end,
5797 expand_eh_handler, expand_eh_region_end_cleanup,
5798 expand_start_all_catch, expand_start_catch, expand_end_catch,
5799 expand_end_all_catch, expand_eh_region_end_allowed,
5800 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
5801 expand_eh_region_end_fixup): Remove.
5802 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
5803 cleanups, outer_cleanups, label_chain, exception_region.
5804 (struct goto_fixup): Remove stack_level, cleanup_list_list.
5805 (struct label_chain): Remove.
5806 (struct stmt_status): Remove x_stack_block_stack.
5807 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
5808 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
5809 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
5810 end_cleanup_deferral, last_cleanup_this_contour,
5811 containing_blocks_have_cleanups_or_stack_level,
5812 any_pending_cleanups): Remove.
5813 (expand_null_return_1): Take no arguments.
5814 (expand_label, expand_naked_return, expand_return,
5815 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
5816 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
5817 expand_end_case_type): Don't use any of them.
5818 * calls.c (expand_call): Likewise.
5819 * dojump.c (do_jump): Likewise.
5820 * function.c (expand_function_end): Likewise.
5821 * expr.c (store_expr, expand_expr_real_1): Likewise.
5822 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
5823 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
5824 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
5825 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
5826 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
5827 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
5828 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
5829 for WITH_CLEANUP_EXPR.
5830 (gimple_push_cleanup): Likewise.
5831 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
5832 * print-tree.c (print_node): Likewise.
5833 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
5834 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
5835 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
5836 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
5837 (GOTO_SUBROUTINE_EXPR): Remove.
5838 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
5839 (DECL_TOO_LATE): Remove.
5840 * except.h, tree.h: Update decls.
5842 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
5844 * explow.c (optimize_save_area_alloca): Do not accept parameters.
5845 * passes.c (rest_of_handle_final): Handle symout.
5846 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
5848 (rest_of_handle_sched): Break out SMS. Remove ifs for
5849 flag_schedule_insns and flag_modulo_sched.
5850 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
5852 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
5853 (rest_of_handle_partition_blocks, rest_of_handle_sms,
5854 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
5855 rest_of_handle_mode_switching, rest_of_handle_jump,
5856 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
5857 rest_of_handle_jump2, rest_of_handle_postreload,
5858 rest_of_handle_flow2, rest_of_clean_state,
5859 rest_of_handle_shorten_branches,
5860 rest_of_handle_prologue_epilogue,
5861 rest_of_handle_branch_target_load_optimize): New.
5862 (rest_of_compilation): Call the above. Remove ggc_collect
5863 calls moved to rest_of_handle_*.
5864 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
5866 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
5867 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
5868 * except.h (set_nothrow_function_flags): Update comment.
5869 * function.c (current_function_nothrow): Remove.
5870 * output.h (current_function_nothrow): Remove.
5871 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
5872 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
5874 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5877 * reorg.c: Revert 2004-06-30 change.
5878 (find_end_label): If HAVE_epilogue and !HAVE_return,
5879 return 0 instead of creating a label at the end of the insn chain.
5880 (optimize_skip): Account for the failure mode of find_end_label.
5881 (fill_simple_delay_slots): Likewise.
5882 (fill_slots_from_thread): Likewise.
5883 (relax_delay_slots): Likewise.
5885 2004-07-08 Diego Novillo <dnovillo@redhat.com>
5887 * tree-flow.h (addressable_vars): Declare.
5888 * tree-ssa-alias.c (addressable_vars): Define.
5889 (setup_pointers_and_addressables): Add addressable variables
5890 to addressable_vars.
5891 * tree-ssa-operands.c (get_stmt_operands): Move
5892 handling of ASM_EXPRs ...
5893 (get_asm_expr_operands): ... here.
5894 When the ASM_EXPR clobbers memory, also clobber addressable
5896 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
5897 (delete_tree_ssa): Reset addressable_vars.
5899 2004-07-07 Jan Beulich <jbeulich@novell.com>
5900 Richard Henderson <rth@redhat.com>
5902 * varasm.c (assemble_variable): Use assemble_zeros for
5903 zero-initialized variables.
5904 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
5905 for SECCAT_BSS and SECCAT_TBSS.
5907 2004-07-07 Jan Beulich <jbeulich@novell.com>
5909 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
5911 * expmed.c (emit_store_flag): Also special-case double-word
5912 (in-)equality comparison against -1.
5914 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
5915 passing arguments the containers for which are registers.
5917 * calls.c (emit_library_call_value_1): Use mode of function parameter
5918 rather than that of argument since constants have none.
5920 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
5922 Introduce H8SX support.
5923 * expr.c (expand_strcpy): Renamed and moved to...
5924 * builtins.c (expand_movstr): ... here. Tweak.
5925 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
5926 computed or has side effects.
5927 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
5928 unused, or if mempcpy fails. Adjust the return value in the
5929 latter case. Use movstr if everything else fails.
5930 * doc/md.texi (movstr): Document.
5931 (movmemM, clrmemM): Fix explanation of memory block operands.
5932 * config/h8300/h8300.md (stpcpy): Renamed to...
5933 (movstr): ... this. Adjust.
5934 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
5935 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
5936 movmem* and clrstr* to clrmem*.
5937 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
5938 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
5939 GENERAL_REGS, always.
5940 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
5941 getting the stack pointer as addr.
5942 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
5943 from general_operand_dst.
5944 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
5946 (movmd_internal): ... this. Add modes to operands. Disparage `D'
5947 instead of requiring it to match only before reload.
5948 (stpcpy_internal_normal): New, normal-mode variant of...
5949 (stpcpy_internal): ... this. Add modes to operands. Disparage
5950 `D' instead of requiring it to match only before reload.
5951 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
5953 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
5954 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
5956 * config/h8300/h8300.md (attr type): Add call.
5957 (attr can_delay): If type is call, set it no.
5958 (call, call_value): Set type to call.
5959 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
5960 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
5961 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
5962 * tree.c (get_narrower): Don't narrow integral types into
5964 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
5965 frame_size *before* the first use.
5966 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
5968 (peephole2): Don't widen instructions that push SP. Move
5969 decrement of SP to the end of all stm-generating peepholes.
5970 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
5971 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
5972 and OR to set it to all ones.
5973 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
5974 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
5975 (call, call_value): Set can_delay to "no".
5976 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
5977 * config/h8300/h8300.md (extzv): Make subreg check more robust.
5978 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
5979 * config/h8300/h8300.md (*brabit): Remove.
5980 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
5981 zero_extract. Use bit_memory_operand as the predicate for
5982 operand 1 and 'WU' as the constraint. Check the difference
5983 between the base length and the final one when deciding which
5984 type of branch to use.
5985 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
5986 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
5987 Use convert_move to extend the result for TARGET_H8300SX. Check
5988 for QImode memory references. Optimize the case where the
5989 destination is a paradoxical subreg.
5990 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
5991 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
5992 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
5993 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
5994 * config/h8300/h8300.md: Include mova.md
5995 (length_table): Add mova and mova_zero.
5996 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
5997 after all constant addresses for '%R', '%X', '%T' and '%S'.
5998 (h8300_mova_length): New function.
5999 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
6000 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
6001 dependencies for s-config, etc.
6002 * config/h8300/gemova.sh: New file.
6003 * config/h8300/mova.md: Generated.
6004 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
6005 * config/h8300/h8300.c (h8300_bitfield_length): New.
6006 (nibble_operand): Adjust.
6007 (h8300_binary_length): Handle conditional binary op.
6008 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
6009 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
6010 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
6011 and P#<0, unused so far. W and Y are now prefixes to multi-letter
6012 constraints. WU is introduced as a variant of U that requires a
6013 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
6014 * config/h8300/h8300.md (attr type): Added bitbranch.
6015 (attr length_table): Added bitfield and bitbranch.
6016 (attr length): Compute bitbranch length.
6017 (andqi): Separate pattern for H8300SX. Use bfld for loading the
6018 least-significant bit of a byte.
6019 (brabit, brabc, brabs): New.
6020 (insv, extzv): Emit bfst and bfld on H8300SX.
6021 (bfld, bfst, seq, sne): New.
6022 (bstzhireg, cmpstz, bstz, bistz): New.
6023 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
6024 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
6025 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
6026 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
6027 (h8sx_unary_memory_operator): New function.
6028 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
6029 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
6030 * config/h8300/h8300.md: Add peepholes to combine reloads and
6032 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
6033 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
6034 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
6035 (and?i, ior?i, xor?i): Likewise.
6036 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
6037 * config/h8300/h8300.c: Move enums and prototypes to head of file.
6038 Various whitespace fixes.
6039 (h8300_constant_length): New function, split out from...
6040 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
6041 (h8300_classify_operand): Use IN_RANGE.
6042 (h8300_classify_operand): Use h8300_constant_length.
6043 (h8300_short_move_mem_p): Tighten size check.
6044 (h8sx_mergeable_memrefs_p): Tighten equality check.
6045 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
6046 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
6048 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
6049 * config/h8300/crtn.asm: Likewise.
6050 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
6051 if __H8300SX__ is defined.
6052 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
6053 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
6054 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
6055 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
6056 addresses as mode-dependent.
6057 * config/h8300/h8300.c (print_operand_address): Update call to
6059 (h8300_get_index): Take a mode argument. Rework to fix an
6060 earlier misunderstanding.
6061 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
6062 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
6063 into a register if TARGET_H8300SX.
6064 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
6065 TARGET_H8300SX. Also disable related define_splits.
6066 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
6067 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
6068 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
6069 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
6070 * config/h8300/h8300.h (OK_FOR_Z): New macro.
6071 (EXTRA_CONSTRAINT_STR): Check it.
6072 * config/h8300/h8300.c (h8300_classify_operand): Accept null
6074 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
6075 * config/h8300/h8300.md (length_table): Add mov_imm4.
6076 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
6077 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
6078 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
6080 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
6081 * config/h8300/h8300.c (h8300_reorg): New function.
6082 (TARGET_MACHINE_DEPENDENT_REORG): Define.
6083 * config/h8300/h8300.md (length): Subtract the length of the
6084 delay slot from (pc) when checking the range of forward branches.
6085 (delay_slot, can_delay): New attributes.
6086 (define_delay): Add bra/s handling.
6087 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
6088 (jump): Add delayed-branch handling.
6089 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
6090 * expr.c (expand_strcpy): New function.
6091 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
6092 (expand_builtin_stpcpy): Likewise.
6093 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
6094 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
6095 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
6096 handling to improve register allocation for -fno-omit-frame-pointer.
6097 (h8sx_split_movmd): Delete, moving er6 handling into...
6098 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
6099 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
6100 (movmd): Add calls to copy_rtx.
6101 (movmd_internal): In the second alternative, allow the initial and
6102 final destination registers to be different . Update the splitter
6103 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
6104 instead of h8sx_split_movmd.
6105 (stpcpy, movsd): New expanders.
6106 (movsd_internal): New define_insn.
6107 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
6108 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
6109 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
6110 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
6111 and DESTINATION_REGS.
6112 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
6113 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
6114 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
6115 (h8300_move_ratio): Declare.
6116 (MOVE_RATIO): Use it.
6117 * config/h8300/h8300.c (h8300_move_ratio): New variable.
6118 (h8300_init_once): Initialize it.
6119 (h8300_reg_class_from_letter): New function.
6120 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
6121 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
6122 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
6123 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
6124 (movstrsi, movmd): New expanders.
6125 (movmd_internal): New insn.
6126 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
6127 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
6128 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
6129 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
6130 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
6131 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
6132 * config/h8300/h8300.c (nibble_operand): Fix warning.
6133 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
6134 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
6135 (movsf_h8300h): Disable for TARGET_H8300SX.
6136 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
6137 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
6138 h8300_stm_parallel and h8300_return_parallel.
6139 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
6140 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
6141 h8300_stm_parallel, h8300_return_parallel): New functions.
6142 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
6143 if TARGET_H8300SX. Use h8300_push_pop.
6144 (h8300_expand_epilogue): Likewise. Try to merge the return insn
6145 and final pop when generating h8sx code. Always emit some form
6147 * config/h8300/h8300.md: Don't enforce register alignment in
6148 stm peepholes if TARGET_H8300SX.
6149 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
6150 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
6151 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
6152 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
6153 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
6154 (MULTILIB_DIRNAMES): Add a directory for it.
6155 (MULTILIB_MATCHES): Delete.
6156 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
6157 * final.c (walk_alter_subreg): Handle addresses with subregs
6158 inside a ZERO_EXTEND or AND.
6159 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
6160 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
6162 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
6163 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
6164 @(dd,Rn.w) and @(dd,ERn.L).
6165 (h8300_displacement_size): Take the whole address as argument.
6166 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
6167 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
6168 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
6169 (h8sx_mergeable_memrefs_p): Declare.
6170 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
6171 (HAVE_PRE_INCREMENT): Likewise.
6172 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
6173 addresses for TARGET_H8300SX,
6174 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
6176 (movb_length_table, movl_length_table): New tables.
6177 (movw_length_table): Define to movb_length_table.
6178 (h8300_displacement_size): New, split out from...
6179 (h8300_classify_address): ...here. Handle pre/post inc/dec.
6180 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
6181 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
6182 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
6183 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
6184 (compute_plussi_length, compute_plussi_cc): Update accordingly.
6185 (h8sx_unary_shift_operator): Get the mode from the operator.
6186 (binary_shift_operator): Likewise.
6187 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
6188 a memory reference, check whether the reference is offsettable.
6189 (length_table): Add movb, movw and movl.
6190 (movqi): Add new h8sx pattern. Don't force one operand to be a
6191 register when generating h8sx code.
6192 (movhi, movsi, movsf): Likewise.
6193 (movstrictqi): Use the length_table attribute.
6194 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
6195 (addqi3): Split into a define_expand and define_insn. Don't accept
6196 memory operands in the expander. Use h8300_operands_match_p to
6197 check for matching operands in the define_insn.
6198 (subqi3, negqi2, one_cmplqi2): Likewise.
6199 (add[hs]i3): Don't accept memory operands in the expander. Likewise
6200 in any patterns that are unused in h8sx code. In the h8sx patterns,
6201 use h8300_operands_match_p to check whether operands match.
6202 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
6203 one_cmpl[hs]i3): Likewise.
6204 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
6206 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
6207 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
6208 (h8300_insn_length_from_table): Add a second parameter.
6209 (output_h8sx_shift): Declare.
6210 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
6211 (EXTRA_CONSTRAINT): Replace with...
6212 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
6213 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
6214 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
6215 and h8sx_binary_shift_operator.
6216 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
6218 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
6219 (bit_memory_operand, fix_bit_operand): Likewise.
6220 (h8300_length_table_for_insn): Remove.
6221 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
6223 (h8300_short_immediate_length, h8300_binary_length): New functions.
6224 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
6225 (output_plussi): Use sub to add negative constants.
6226 (compute_plussi_length): Adjust accordingly.
6227 (h8sx_single_shift_type): New enum.
6228 (h8sx_single_shift, h8sx_unary_shift_operator,
6229 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
6230 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
6231 single h8sx instruction. Return false in this case.
6232 * config/h8300/h8300.md (length_table): Add short_immediate.
6233 (length): Pass the operand array to h8300_insn_length_from_table.
6234 (adjust_length): Assume "no" for insns with a length_table attribute.
6235 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
6236 (*addhi3_h8300hs): Don't use for h8sx.
6237 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
6239 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
6240 1's predicate to nonimmediate_operand. Only skip default expansion
6241 if expand_a_shift or expand_a_rotate returns true. Add new patterns
6242 for single h8sx shift instructions.
6243 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
6244 * config/h8300/h8300.c (nibble_operand): Split out of...
6245 (reg_or_nibble_operand): ... this.
6246 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
6247 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
6248 umulhisi3): Introduce expand, and introduce separate insns for
6249 sign- or zero-extended REG and already-extended CONST_INT.
6250 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
6251 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
6252 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
6253 (subhi3): Likewise. Don't accept immediates for operand 1.
6254 Remove the early clobber from second alternative of the h8300s pattern.
6255 (subsi3): Generalize for h8sx. Force operand 2 into a register
6256 on plain h8300 targets.
6257 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
6258 (subsi3_h8300h): Generalize for h8sx.
6259 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
6260 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
6261 * config/h8300/h8300.c (reg_or_nibble_operand): New.
6262 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
6263 (TARGET_H8300SXMUL): New.
6264 (CONST_OK_FOR_P): New.
6265 (CONST_OK_FOR_LETTER_P): Adjust.
6266 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
6267 umulhisi3): Accept 4-bit immediate on H8SX.
6268 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
6269 (udivsi3, divhi3, udivsi3, divsi3): New.
6270 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
6271 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
6272 * config/h8300/h8300.h (OK_FOR_Q): New macro.
6273 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
6274 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
6275 Add ADDRESSOF to the bit_operand entry.
6276 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
6277 (h8300_src_operand): Likewise.
6278 (bit_operand): Check nonimmediate_operand rather than general_operand.
6279 Accept any nonimmediate_operand in h8sx code.
6280 (h8300_and_costs): Initialize operands[1].
6281 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
6282 (h8300_operand_class): New enum.
6283 (h8300_length_table): New typedef.
6284 (addb_length_table, addw_length_table, addl_length_table,
6285 logicl_length_table): New tables.
6286 (logicb_length_table, logicw_length_table): New macros.
6287 (h8300_classify_operand, h8300_length_from_table,
6288 h8300_length_table_for_insn, h8300_unary_length,
6289 h8300_insn_length_from_table): New functions.
6290 (output_plussi): Only use adds and subs for register destinations.
6291 Disable redundant clause.
6292 (compute_plussi_cc): Likewise.
6293 (compute_plussi_length): Likewise. Use h8300_length_from_table
6294 to work out the length of an insn.
6295 (output_logical_op): Only use narrower immediate instructions
6296 if the destination is a register.
6297 (compute_logical_op_cc): Likewise.
6298 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
6299 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
6300 * config/h8300/h8300.md (length_table): New attribute.
6301 (length): When an instruction has a length_table attribute, use
6302 h8300_insn_length_from_table to calculate its default length.
6303 (cmpqi): Use h8300_dst_operand for the first operand and
6304 h8300_src_operand for the second.
6305 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
6306 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
6307 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
6308 iorsi3, xorhi3, xorsi3): Likewise.
6309 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
6310 so that it allows any combination of operands for TARGET_H8300SX.
6311 (iorqi3, xorqi3): Likewise.
6312 (cmpqi): Use the length_table attribute.
6313 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
6314 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
6315 (cmpqi): Add 'Q' constraint.
6316 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
6317 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
6318 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
6319 * config/h8300/h8300.h (MASK_H8300SX): New macro.
6320 (TARGET_H8300S): True for both -ms and -msx.
6321 (TARGET_H8300SX): New macro.
6322 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
6323 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
6324 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
6325 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
6327 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
6328 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
6329 16-bit pointers and 32-bit ints.
6330 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
6331 CONST_DOUBLE with mode no wider than SImode.
6332 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
6334 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
6335 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
6337 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
6338 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
6339 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
6341 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
6343 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
6345 2004-07-07 Per Bothner <per@bothner.com>
6347 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
6349 2004-07-07 Mike Stump <mrs@apple.com>
6351 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
6352 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
6353 (machopic_finish): Likewise.
6355 2004-07-07 Richard Henderson <rth@redhat.com>
6357 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
6358 through any value-preserving cast.
6360 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
6362 * function.c (assign_parm_find_data_types): Call
6363 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
6365 2004-07-07 Steven Bosscher <stevenb@suse.de>
6367 * tree-cfg.c (group_case_labels): Remove case labels that have
6368 the same target as the default case.
6370 2004-07-07 Steven Bosscher <stevenb@suse.de>
6372 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
6373 regardless of DECL_LANG_SPECIFIC being present or not.
6374 * tree.h (DECL_NUM_STMTS): Purge.
6376 2004-07-07 Andrew Pinski <apinski@apple.com>
6378 * configure: Regenerate with the right autoconf.
6380 2004-07-07 David Edelsohn <edelsohn@gnu.org>
6382 * ifcvt.c (total_bb_rtx_cost): New function.
6383 (find_if_case_1): Compare rtx_cost of basic block to cost of
6385 (find_if_case_2): Same.
6387 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6390 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
6391 (output_return): Likewise.
6392 (output_sibcall): Abort if !flag_delayed_branch.
6393 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
6394 (emit_and_preserve): New function.
6395 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
6396 indirect jump to the thunked-to function if !flag_delayed_branch.
6397 * config/sparc/sparc.md (delayed_branch): New attribute.
6398 (load_pcrel_sym): Honor flag_delayed_branch. Use above
6399 attribute to compute the length of the insn.
6400 (goto_handler_and_restore): Likewise.
6402 2004-07-07 Andrew Pinski <apinski@apple.com>
6404 PR tree-optimization/15777
6405 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
6407 * expr.c (expand_expr_real_1): Fix formating.
6408 BUFFER_REF and IN_EXPR are dead.
6409 * fold-const.c (non_lvalue): BUFFER_REF is dead.
6410 * tree-inline.c (estimate_num_insns_1): Likewise.
6411 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
6412 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
6413 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
6415 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
6417 * collect2.c (dump_file): Don't call cplus_demangle if
6418 HAVE_LD_DEMANGLE is defined.
6419 (main): Pass "--demangle" to ld if no_demangle is not 0 and
6420 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
6421 if HAVE_LD_DEMANGLE is defined.
6423 * configure.ac (--with-demangler-in-ld): Added
6424 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
6425 --with-demangler-in-ld is used.
6426 * config.in: Regenerated.
6427 * configure: Likewise.
6429 2004-07-07 Roger Sayle <roger@eyesopen.com>
6431 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
6432 for simple floating point operations "fp", double precision
6433 multiplication "dmul", and single and double precision division
6434 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
6435 (ppc630_cost): New table split from ppc620_cost, to distinguish
6436 differences in floating point latencies.
6437 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
6438 (rs6000_rtx_costs): Add support for single and double precision
6439 floating point addition, subtraction, multiplication, division,
6440 fused-multiply-add, fused-multiply-sub, negation, absolute value
6441 and negative absolute value. Tweak MEM case to use prefered idiom.
6443 2004-07-07 Richard Henderson <rth@redhat.com>
6445 * tree-flow-inline.h (may_propagate_copy): Move...
6446 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
6447 attempt to copy between types requiring conversion.
6448 * tree-flow.h (may_propagate_copy): Update decl.
6449 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
6451 2004-07-07 Jakub Jelinek <jakub@redhat.com>
6453 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
6454 from -mtune= option.
6456 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
6458 * builtins.c: Rename movstr*, except for movstrict*, to
6459 movmem* and clrstr* to clrmem*.
6462 * genopinit.c: Likewise.
6463 * integrate.c: Likewise.
6464 * local-alloc.c: Likewise.
6465 * optabs.c: Likewise.
6466 * optabs.h: Likewise.
6467 * config/alpha/alpha.h: Likewise.
6468 * config/alpha/alpha.md: Likewise.
6469 * config/arm/arm-protos.h: Likewise.
6470 * config/arm/arm.c: Likewise.
6471 * config/arm/arm.md: Likewise.
6472 * config/avr/avr.md: Likewise.
6473 * config/c4x/c4x.c: Likewise.
6474 * config/c4x/c4x.md: Likewise.
6475 * config/frv/frv.md: Likewise.
6476 * config/i386/i386-protos.h: Likewise.
6477 * config/i386/i386.c: Likewise.
6478 * config/i386/i386.h: Likewise.
6479 * config/i386/i386.md: Likewise.
6480 * config/i860/i860.c: Likewise.
6481 * config/i860/i860.md: Likewise.
6482 * config/ip2k/ip2k.md: Likewise.
6483 * config/ip2k/libgcc.S: Likewise.
6484 * config/ip2k/t-ip2k: Likewise.
6485 * config/m32r/m32r.c: Likewise.
6486 * config/m32r/m32r.md: Likewise.
6487 * config/mcore/mcore.md: Likewise.
6488 * config/mips/mips.c: Likewise.
6489 * config/mips/mips.md: Likewise.
6490 * config/ns32k/ns32k.c: Likewise.
6491 * config/ns32k/ns32k.h: Likewise.
6492 * config/ns32k/ns32k.md: Likewise.
6493 * config/pa/pa.c: Likewise.
6494 * config/pa/pa.md: Likewise.
6495 * config/pdp11/pdp11.h: Likewise.
6496 * config/pdp11/pdp11.md: Likewise.
6497 * config/rs6000/rs6000.c: Likewise.
6498 * config/rs6000/rs6000.md: Likewise.
6499 * config/s390/s390-protos.h: Likewise.
6500 * config/s390/s390.c: Likewise.
6501 * config/s390/s390.md: Likewise.
6502 * config/sh/lib1funcs.asm: Likewise.
6503 * config/sh/sh.c: Likewise.
6504 * config/sh/sh.md: Likewise.
6505 * config/sh/t-sh: Likewise.
6506 * config/sparc/sparc.h: Likewise.
6507 * config/vax/vax.md: Likewise.
6508 * config/xtensa/xtensa.c: Likewise.
6509 * config/xtensa/xtensa.md: Likewise.
6510 * doc/invoke.texi: Likewise.
6511 * doc/md.texi: Likewise.
6512 * doc/rtl.texi: Likewise.
6514 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
6517 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
6518 * config/mips/mips.c (mips_declare_common_object): New function,
6519 mostly split out from...
6520 (mips_output_aligned_decl_common): ...here.
6521 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
6522 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
6523 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
6524 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
6526 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6529 * function.c (assign_parms): Fix typo from previous change.
6531 2004-07-07 Jason Merrill <jason@redhat.com>
6534 * doc/extend.texi (C++ Interface): Correct information and
6537 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
6542 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
6545 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6548 * config/m32r/m32r.c (m32r_function_symbol): New function:
6549 Generate a symbol name RTX with the correct m32r specific flags
6551 (block_move_call): Use new function to generate correct symbol.
6552 * config/m32r/m32r-protos.h: Add prototype for new funcion.
6553 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
6556 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
6558 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
6559 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
6560 TYPE_BINFO_BASETYPE): Remove.
6561 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
6563 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
6565 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
6566 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
6567 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
6568 (struct tree_binfo): Rename base_types to base_binfos.
6569 * alias.c (record_component_aliases): Adjust BINFO macros.
6570 * dbxout.c (dbxout_type): Likewise.
6571 * dwarf2out.c (gen_member_die): Likewise.
6572 * sdbout.c (sdbout_one_type): Likewise.
6573 * tree-dump.c (deque_and_dump): Likewise.
6574 * config/i386/i386.c (classify_argument,
6575 contains_128bit_aligned_vector_p): Likewise.
6577 2004-07-07 Nick Clifton <nickc@redhat.com>
6579 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
6580 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
6582 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
6584 * vec.h: Fix the example use.
6586 2004-07-06 Richard Henderson <rth@redhat.com>
6588 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
6589 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
6590 * tree-inline.c (copy_body_r, setup_one_parameter,
6591 initialize_inlined_parameters, expand_call_inline,
6592 declare_inline_vars): Don't check it.
6593 (expand_calls_inline): Remove old version, rename new version
6594 from gimple_expand_calls_inline.
6595 * tree-optimize.c (execute_gimple): Remove.
6596 (pass_gimple): Don't run anything.
6598 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
6600 * doc/sourcebuild.texi: Use semicolons instead of commas in
6603 2004-07-06 Richard Henderson <rth@redhat.com>
6605 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
6606 (sra_walk_modify_expr, scan_init): Likewise.
6607 (generate_element_zero): Check visited before scanning children.
6608 (generate_element_init): Set visited on error.
6609 (scalarize_init): Handle generate_element_init failure similar
6612 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
6614 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
6615 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
6617 2004-07-06 Richard Henderson <rth@redhat.com>
6619 * config/i386/i386.c (legitimize_pic_address): Make static.
6620 (legitimize_address): Handle CONST with TLS operand.
6621 (ix86_expand_move): Don't call legitimize_pic_address directly.
6622 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
6624 2004-07-06 Roger Sayle <roger@eyesopen.com>
6626 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
6627 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
6628 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
6629 is currently executed unconditionally, i.e. not in "else_bb".
6631 2004-07-06 Steven Bosscher <stevenb@suse.de>
6633 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
6634 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6635 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
6636 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6637 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
6638 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6639 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
6640 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6641 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
6642 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6643 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
6644 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6645 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
6646 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6647 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
6648 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6650 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
6652 * dojump.c (do_jump): REFERENCE_EXPR is dead.
6653 * expr.c (expand_expr_real_1): Ditto.
6654 * tree-inline.c (estimate_num_insns_1): Ditto.
6655 * tree-pretty-print.c (dump_generic_node): Ditto.
6659 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
6661 * tree-ssa-pre.c (reference_node_pool): New pool.
6662 (find_or_generate_expression): Class 'r' is okay too.
6663 (create_value_expr_from): Ditto.
6664 (add_to_sets): LHS should not include vuses.
6666 (compute_avail): Reverse ordering of tests.
6667 Valuize INDIRECT_REF as well.
6669 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
6671 PR rtl-optimization/16380
6672 * loop.c (check_dbra_loop): Sink comparison instructions if they
6673 do something other than set cc0.
6675 2004-07-06 James E Wilson <wilson@specifixinc.com>
6677 * doc/interface.texi (longjmp and automatic variables): Delete
6678 paragraph recommending taking the address of a variable.
6680 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
6682 * vec.h (VEC_embedded_alloc): Remove.
6683 (VEC_embedded_size, VEC_embedded_init): New.
6684 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
6686 (VEC_truncate): New.
6687 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
6688 (vec_embedded_alloc): Remove.
6689 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
6690 (vec_embedded_alloc): Remove.
6692 2004-07-06 Mark Mitchell <mark@codesourcery.com>
6694 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
6695 (gt-langhooks.h): Remove.
6697 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
6699 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
6701 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
6703 * config/sparc/sparc.c (get_pc_symbol): Rename into
6704 add_pc_to_pic_symbol.
6705 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
6706 (load_pic_register): Account for previous changes.
6707 Use reg_names. Don't create the label twice.
6708 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
6709 UNSPEC_LOAD_PCREL_SYM.
6710 (get_pc): Rename into load_pcrel_sym. Add predicate to
6711 operands. Remove condition.
6713 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
6715 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
6716 RECORD, UNION & QUAL_UNION is actually a binfo.
6718 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
6719 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
6720 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
6721 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
6722 * dwarf2out.c (add_data_member_location_attribute): Likewise.
6723 (gen_inheritance_die): Likewise.
6724 * tree-dump.c (deque_and_dump): Likewise.
6725 * doc/c-tree.texi (Binfos): Add under reconstruction note.
6727 2004-07-06 Steven Bosscher <stevenb@suse.de>
6729 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
6731 * config/mcore/mcore.md: Model memory latency with a simple DFA
6732 pipeline description instead of a define_function_unit.
6734 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6736 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
6737 * langhooks.h (var_mod_type_p): Likewise.
6738 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
6739 * expr.c (count_type_elements): Properly handle return from
6740 array_type_nelts and properly test for overflow.
6741 * gimplify.c (gimplify_init_constructor): Properly handle return
6742 from array_type_nelts.
6743 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
6744 * integrate.c (copy_decl_for_inlining): Correct comments.
6745 * tree-inline.c (remap_decl): Update comments, remove dead code,
6746 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
6747 (remap_type): Only remap if variably modified by vars in function
6749 (copy_body_r): Use compatible_type langhooks to see when can fold.
6750 (setup_one_parameter): Don't remap type.
6751 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
6752 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
6753 compute TREE_INVARIANT for decl case.
6754 (find_var_from_fn): New function.
6755 (variably_modified_type_p): Add arg and call new function.
6756 * tree.h (variably_modified_type_p): Add extra arg.
6758 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
6760 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
6761 (goto_handler_and_restore_v9): Delete disabled insn.
6762 (goto_handler_and_restore_v9_sp64): Likewise.
6764 2004-07-05 Roger Sayle <roger@eyesopen.com>
6766 * calls.c (load_register_parameters): Call expand_shift instead
6767 of expand_binop with ashl_optab (or other shift optab) directly.
6768 * expr.c (emit_group_load, emit_group_store): Likewise.
6769 * function.c (assign_parm_setup_block): Likewise.
6770 * stmt.c (shift_return_value): Likewise.
6772 2004-07-05 Jakub Jelinek <jakub@redhat.com>
6774 * expr.c (expand_assignment): Disable the bitfield += optimizations.
6776 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
6778 * doc/sourcebuild.texi: Revert previous patch.
6780 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
6782 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
6783 TARGET_MEM_FUNCTIONS.
6784 * system.h: Poison TARGET_MEM_FUNCTIONS.
6785 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
6786 bcmp_libfunc, bzero_libfunc): Remove.
6787 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
6789 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
6790 * doc/standards.texi: Don't mention calling BSD string functions.
6791 * doc/invoke.texi: Likewise. Mention that memmove may be called.
6792 * config/vax/t-memfuncs: New.
6793 * config/memcmp.c, config/memcpy.c, config/memmove.c,
6794 config/memset.c: New.
6795 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
6796 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
6798 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
6799 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
6800 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
6801 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
6802 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
6803 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
6804 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
6805 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
6806 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
6807 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
6809 2004-07-05 Richard Henderson <rth@redhat.com>
6811 * function.c (assign_parm_setup_reg): Properly rename variables in
6812 FUNCTION_ARG_CALLEE_COPIES section.
6814 2004-07-05 Zack Weinberg <zack@codesourcery.com>
6816 * tree-mudflap.c: Include cgraph.h.
6817 (mf_init_extern_trees): Rename to mudflap_init. Export.
6818 Rewrite to create synthetic declarations instead of looking
6819 up declarations from mf-runtime.h.
6820 (mf_make_builtin, mf_make_cache_struct_type): New functions.
6821 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
6823 (execute_mudflap_function_decls, mudflap_register_call):
6824 Don't call mf_init_extern_trees.
6825 (mudflap_finish_file): Use cgraph_build_static_cdtor.
6827 * tree-mudflap.h: Update prototypes.
6828 * c-mudflap.c: Delete file.
6829 * c-common.c: Include tree-mudflap.h.
6830 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
6831 * Makefile.in: Remove all references to c-mudflap.o.
6832 Update dependencies.
6834 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6836 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
6837 displacements with the spatial-locality cache-control completer.
6839 2004-07-05 Zack Weinberg <zack@codesourcery.com>
6841 * langhooks.c: Don't include gt-langhooks.h.
6842 (var_labelno): Delete.
6843 (lhd_set_decl_assembler_name): Do not append a distinguishing
6844 number to file-scope internal-linkage declarations for the first
6845 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
6846 the declaration itself (if at block scope), or its containing
6847 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
6850 * opts.c (cur_in_fname): New global.
6851 * opts.h: Declare it.
6852 * tree.c: Include opts.h.
6853 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
6854 DECL_UID equal to cur_in_fname.
6855 (copy_node_stat): Do not change DECL_UID when copying a
6856 TRANSLATION_UNIT_DECL.
6857 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
6858 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
6860 * c-decl.c (c_static_assembler_name): Delete.
6861 * c-tree.h (c_static_assembler_name): Delete prototype.
6862 * c-lang.c, objc/objc-lang.c: Don't override
6863 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
6865 * Makefile.in (tree.o): Update dependencies.
6866 (GTFILES): Remove langhooks.c.
6868 2004-07-05 Roger Sayle <roger@eyesopen.com>
6870 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
6871 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
6872 Normalize "X % C" as "X % -C" for signed modulus and negative C.
6873 Optimize "X % -Y" as "X % Y" for signed modulus.
6874 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
6875 into "((unsigned) X % Y) == 0".
6877 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
6879 * sourcebuild.texi (Config Fragments): Use @comma{} in
6880 cross-reference to section title.
6882 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6884 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
6885 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
6886 (gimplify_target_expr, gimplify_expr): Likewise.
6887 (copy_if_shared_r): No longer need special case for BIND_EXPR.
6888 (unshare_body, unvisit_body): Only look at nested if BODY_P is
6890 (gimplify_compound_lval): See if we can strip any useless conversion.
6891 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
6893 (gimplify_modify_expr_to_memset): Likewise.
6894 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
6895 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
6896 (declare_inline_vars): Likewise.
6897 (walk_type_fields): New function.
6898 (walk_tree): Use it.
6899 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
6901 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
6902 (sra_walk_modify_expr): Allow init function to fail.
6903 (scan_init): Now returns bool.
6904 (generate_element_init): If can't understand INIT, return false.
6905 (scalarize_init): Return false if generate_element_init does.
6907 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
6910 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
6911 bounds if bounds aren't constant.
6913 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
6915 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
6916 to type hooks; remove bogus PARAMS.
6918 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
6920 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
6921 * dwarf2out.c (add_data_member_location_attribute): Check for
6923 * tree.c (tree_node_kinds): Add "binfos".
6924 (binfo_lang_slots): New.
6925 (make_node_stat): Add TREE_BINFO.
6926 (make_tree_binfo_stat): New.
6927 (tree_node_structure): Add TREE_BINFO.
6928 * tree.def (TREE_BINFO): New.
6929 * tree.h (REC_OR_UNION_CHECK): Rename to ...
6930 (RECORD_OR_UNION_CHECK): ... here.
6931 (NOT_RECORD_OR_UNION_CHECK): New.
6932 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
6933 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
6934 RECORD_OR_UNION_CHECK.
6935 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
6936 (TYPE_LANG_SLOT_1): New.
6937 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
6938 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
6939 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
6940 (BINFO_ELTS): Remove.
6941 (BINFO_LANG_SLOT): New.
6942 (struct tree_binfo): New.
6943 (binfo_lang_slots): Declare.
6944 (enum tree_node_structure_enum): Add TS_BINFO.
6945 (union tree_node): Add binfo.
6946 (make_tree_binfo_stat): Declare.
6947 (make_tree_binfo): New.
6948 (enum tree_node_kind): Add binfo_kind.
6950 * objc/objc-act.c (start_class, objc_declare_protocols,
6951 start_protocols): Use TYPE_LANG_SLOT_1.
6952 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
6954 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
6955 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
6956 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
6957 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
6959 2004-07-05 Steven Bosscher <stevenb@suse.de>
6961 * rtl.h (struct rtx_def): Remove the integrated flag.
6962 Use the return_val flag for MEM_SCALAR_P.
6963 Reshuffle and update flags in CLEAR_RTX_FLAGS.
6965 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
6968 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
6969 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
6972 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
6974 * var-tracking.c: Fix some comments.
6975 (frame_stack_adjust): New.
6976 (vt_stack_adjustments): Init stack_adjust of entry block to
6977 minus stack adjustment of function prologue.
6978 (adjust_stack_reference): Do not adjust if adjustment == 0.
6979 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
6980 (emit_notes_in_bb): Likewise.
6981 (vt_add_function_parameters): Do not adjust locations of
6983 (vt_initialize): Compute the stack adjustment of function
6984 prologue and offset the initial "location" of frame_base_decl
6985 from the stack pointer after prologue.
6987 2004-07-04 Richard Henderson <rth@redhat.com>
6989 * function.c (struct assign_parm_data_all): New.
6990 (struct assign_parm_data_one): New.
6991 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
6992 assign_parm_find_data_types, assign_parms_setup_varargs,
6993 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
6994 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
6995 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
6996 assign_parm_setup_block, assign_parm_setup_reg,
6997 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
6998 (assign_parms): ... here.
7000 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
7002 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
7003 now are bitmap_set_t's.
7004 (bitmap_insert_into_set): No point in inserting the value if
7006 (bitmap_set_contains): New function.
7007 (bitmap_set_replace_value): Add comment on why we do it
7009 (set_contains): Removed.
7010 (bitmap_set_subtract_from_value_set): New name of
7011 set_subtract now that it's arguments are two different
7014 (bitmap_find_leader): Change algorithm used.
7015 (find_or_generate_expression): Update use of functions for new
7017 (create_expression_by_pieces): Ditto.
7018 (insert_aux): Ditto.
7020 (add_to_sets): Ditto.
7022 (execute_pre): Ditto.
7023 (compute_avail): Ditto.
7024 Also ignore virtual phis.
7026 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
7028 * combine.c (simplify_comparison): Fix comment typo.
7030 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7032 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
7033 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
7034 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
7035 (output_restore): Change parameter from 'insn' to 'pat'.
7036 (output_return): Adjust call to output_restore.
7037 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
7038 Adjust call to output_restore.
7040 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
7042 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
7043 and assert system is bsd.
7045 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
7047 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
7048 (TARGET_SWITCHES): Remove -mdebugc.
7049 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
7050 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
7051 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
7052 (sle_[sd]i_reg): Delete.
7054 2004-07-04 Steven Bosscher <stevenb@suse.de>
7056 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
7058 * config/iq2000/iq2000.md: Translate old pipeline description to an
7061 2004-07-04 Roger Sayle <roger@eyesopen.com>
7063 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
7064 Ensure the replacement rhs is valid gimple before performing
7065 the substitution. Return false if these sanity checks fail.
7066 (fold_stmt): Only set changed to true, if set_rhs returns true.
7067 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
7070 2004-07-04 Richard Henderson <rth@redhat.com>
7073 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
7075 2004-07-04 Mark Mitchell <mark@codesourcery.com>
7077 * configure.ac (ranlib_flags): New variable.
7078 * Makefile.in (RANLIB_FLAGS): New variable.
7079 (libbackend.a): Use it.
7080 * configure: Regenerated.
7082 2004-07-04 Roger Sayle <roger@eyesopen.com>
7084 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
7085 a "sign mask" instead of using ashr_optab directly.
7087 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
7089 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
7090 * doc/cppopts.texi: Clarify processing of command-line defines.
7092 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
7094 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
7096 2004-07-04 Richard Henderson <rth@redhat.com>
7098 * rtl.def (ADDRESSOF): Remove.
7099 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
7100 (find_base_term, memrefs_conflict_p): Likewise.
7101 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
7102 (fold_rtx, cse_insn, set_live_p): Likewise.
7103 * dwarf2out.c (mem_loc_descriptor): Likewise.
7104 (add_location_or_const_value_attribute): Likewise.
7105 * emit-rtl.c (copy_insn_1): Likewise.
7106 * explow.c (memory_address): Likewise.
7107 * expmed.c (store_split_bit_field): Likewise.
7108 * expr.c (expand_expr_real_1): Likewise.
7109 * function.c (instantiate_decl
7110 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
7111 * genrecog.c (preds, validate_pattern): Likewise.
7112 * integrate.c (copy_rtx_and_substitute): Likewise.
7113 * recog.c (general_operand, register_operand): Likewise.
7114 (memory_address_p): Likwise.
7115 * reload1.c (eliminate_regs, elimination_effects): Likewise.
7116 * rtl.c (copy_rtx): Likewise.
7117 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
7118 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
7119 * rtlhooks.c (gen_lowpart_general): Likewise.
7120 * stmt.c (expand_asm_operands): Likewise.
7121 * web.c (entry_register, replace_ref, web_main): Likewise.
7122 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
7123 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
7124 * config/arm/arm.c (thumb_rtx_costs): Likewise.
7125 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
7126 * config/frv/frv.c (move_destination_operand, move_source_operand,
7127 condexec_dest_operand, condexec_source_operand,
7128 condexec_memory_operand): Likewise.
7129 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
7130 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
7131 (destination_xfmode_operand): Likewise.
7132 * config/mips/mips.h (PREDICATE_CODES): Likewise.
7133 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
7134 * config/s390/s390.c (general_s_operand): Likewise.
7135 * config/s390/s390.md (mov*): Likewise.
7136 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
7138 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
7139 * expr.c (expand_expr_real_1): Likewise.
7140 * stmt.c (expand_decl): Likewise.
7141 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
7143 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
7144 postponed_insns, put_var_into_stack, put_reg_into_stack,
7145 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
7146 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
7147 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
7148 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
7149 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
7150 purge_bitfield_addressof_replacements, purge_addressof_replacements,
7151 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
7152 struct insns_for_mem_walk_info, insns_for_mem_walk,
7153 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
7154 setjmp_protect_args): Remove.
7155 (push_function_context_to): Don't handle var_refs_queue.
7156 (pop_function_context_from, free_after_compilation): Likewise.
7157 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
7158 (assign_parms, allocate_struct_function): Likewise.
7159 (use_register_for_decl): New.
7160 (expand_function_end): Don't setjmp_protect.
7161 * function.h (struct emit_status): Update commentary.
7162 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
7163 (max_parm_reg, parm_reg_stack_loc): Remove.
7164 * passes.c (DFI_addressof): Remove.
7165 (dump_file_info): Remove addressof.
7166 (rest_of_handle_addressof): Remove.
7167 (rest_of_compilation): Don't call it.
7168 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
7169 * stmt.c (expand_decl): Use use_register_for_decl.
7170 * tree.h: Update decls.
7171 * web.c (mark_addressof): Remove.
7172 * doc/invoke.texi (-dF): Remove.
7174 2004-07-03 Richard Henderson <rth@redhat.com>
7176 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
7177 instead of gen_mem_addressof.
7178 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
7179 TImode output register.
7181 2004-07-03 Richard Henderson <rth@redhat.com>
7183 PR tree-optimization/16341
7184 * tree-sra.c (sra_walk_function): Increment to next stmt before
7185 processing the current stmt.
7186 (sra_insert_after): Always use BSI_SAME_STMT.
7188 2004-07-03 Richard Henderson <rth@redhat.com>
7190 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
7193 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
7195 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
7196 with tree_int_cst_equal.
7198 2004-07-03 Andreas Schwab <schwab@suse.de>
7200 * config/ia64/ia64.md: Define new attribute "empty".
7201 (prologue_use, nop_x, insn_group_barrier): Set it.
7203 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
7204 skip over "empty" insns.
7206 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7208 * tree-inline.c (initialize_inlined_parameters): Pass proper function
7209 context to gimplify_body.
7210 (walk_tree): Don't walk into types twice.
7211 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
7213 * tree-sra.c (generate_element_init): Remove any useless conversions.
7215 * gimplify.c (gimplify_conversion): Remove stripping useless
7216 conversions from here.
7217 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
7218 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
7219 Unshare before substituting PLACEHOLDER_EXPR.
7220 (gimplify_modify_expr_to_memset): Likewise.
7221 Pass address of TO to memset, not TO itself.
7222 (gimplify_init_constructor): Make copy of OBJECT so we have it each
7223 time we make an expression (to match a PLACEHOLDER_EXPR).
7225 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
7226 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
7227 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
7228 * tree-ssa-dom.c (local_fold): Likewise.
7230 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
7231 * langhooks.h (strct lang_hooks): New field type_max_size.
7232 * function.c (assign_temp): Call it.
7234 2004-07-03 Steven Bosscher <stevenb@suse.de>
7236 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
7237 * config/sh/sh.md: Convert the SH1 pipeline description to
7240 2004-07-02 Zack Weinberg <zack@codesourcery.com>
7242 * c-decl.c (struct c_binding): Remove contour field; add
7243 depth, invisible, nested fields.
7244 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
7245 (B_IN_EXTERNAL_SCOPE): New convenience macros.
7246 (bind): Add invisible and nested arguments. Initialize
7247 new fields of struct c_binding; adjust loop scanning for
7249 (free_binding_and_advance): Clear structure with memset.
7250 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
7251 in file scope, even if it's in external scope too.
7252 (pushdecl): Adjust to match. Create invisible file-scope
7253 declarations for block-scope forward declarations of static functions.
7254 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
7255 (undeclared_variable, lookup_label, declare_label, define_label)
7256 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
7257 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
7258 (store_parm_decls_oldstyle): Adjust to match.
7259 (diagnose_mismatched_decls): Correct handling of linkage clashes.
7260 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
7262 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
7263 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
7265 2004-07-02 Richard Henderson <rth@redhat.com>
7267 * c-decl.c (grokdeclarator): Don't frob current_function_decl
7268 around variable_size.
7269 (set_decl_nonlocal): Remove.
7270 (store_parm_decls): Add stmts for pending sizes.
7271 * calls.c (calls_function, calls_function_1): Remove.
7272 (precompute_arguments): Don't call it.
7273 * cfgexpand.c (set_save_expr_context): Remove.
7274 (tree_expand_cfg): Don't call it.
7275 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
7276 (dwarf2out_finish): Likewise.
7277 * expr.c (emit_block_move): Adjust addresses to BLKmode.
7278 (store_constructor): Don't pre-evaluate SAVE_EXPR.
7279 (safe_from_p): Don't queue SAVE_EXPRs.
7280 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
7281 or build plain VAR_DECLs.
7282 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
7284 (fold_checksum_tree): Don't special-case SAVE_EXPR.
7285 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
7286 (put_var_into_stack): Don't handle SAVE_EXPR.
7287 (gen_mem_addressof): Likewise.
7288 * function.h (struct function): Remove x_save_expr_regs.
7289 (save_expr_regs): Remove.
7290 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
7291 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
7292 * stor-layout.c (variable_size): Don't set it.
7293 (force_type_save_exprs, force_type_save_exprs_1): Remove.
7294 * tree-inline.c (remap_save_expr): Remove fn argument. Update
7295 all callers. Don't set SAVE_EXPR_CONTEXT.
7296 * tree-inline.h (remap_save_expr): Update decl.
7297 * tree.c (save_expr): Update build size.
7298 (first_rtl_op): Don't handle SAVE_EXPR.
7299 (unsave_expr_1, contains_placeholder_p): Likewise.
7300 (decl_function_context): Likewise.
7301 * tree.def (SAVE_EXPR): Remove args 1 and 2.
7302 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
7303 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
7305 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
7307 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
7308 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
7309 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
7310 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
7311 some first-person references and patronizing comments. Based on
7313 * doc/invoke.texi: Don't reference fortran@gnu.org.
7314 * doc/trouble.texi (Warning when a non-void function value is
7315 ignored): Rewrite. From Russ Allbery and Chris Devers.
7317 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
7319 * tree-ssa-pre.c (bitmap_set_t): New.
7320 (bb_value_sets): avail_out is now a bitmap_set_t.
7321 (bitmap_find_leader): New function.
7322 (bitmap_value_insert_into_set): Ditto.
7323 (bitmap_set_copy): Ditto.
7324 (bitmap_value_replace_in_set): Ditto.
7325 (bitmap_set_contains_value): Ditto.
7326 (bitmap_set_new): Ditto.
7327 (bitmap_set_pool): New pool.
7328 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
7329 (insert_aux): Ditto.
7330 (add_to_sets): Ditto.
7331 (compute_avail): Ditto
7335 (execute_pre): Ditto.
7337 2004-07-02 Roger Sayle <roger@eyesopen.com>
7339 * config/rs6000/rs6000.c (struct processor_costs): New structure
7340 used to hold instruction latencies/sizes for processor types.
7341 (rs6000_cost): New global variable pointing to current CPU's costs.
7342 (rs6000_override_options): Initialize rs6000_cost to point to the
7343 appropriate cost table based upon rs6000_cpu and optimize_size.
7344 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
7347 2004-07-02 Richard Henderson <rth@redhat.com>
7349 * expmed.c (make_tree): Don't use SET_DECL_RTL.
7351 2004-07-02 Steven Bosscher <stevenb@suse.de>
7353 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
7355 2004-07-01 Richard Henderson <rth@redhat.com>
7357 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
7358 (alpha_gp_save_rtx): Use assign_stack_local instead of
7361 2004-07-01 Richard Henderson <rth@redhat.com>
7363 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
7364 (alpha_rtx_cost_data): Update to match.
7365 (alpha_rtx_cost_size): New.
7366 (alpha_rtx_costs): Honor optimize_size.
7368 2004-07-01 Richard Henderson <rth@redhat.com>
7370 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
7371 * cfgexpand.c (tree_expand_cfg): Do it here.
7372 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
7373 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
7374 * config/mips/mips.c (mips_output_mi_thunk): And here.
7375 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
7376 * config/sh/sh.c (sh_output_mi_thunk): And here.
7377 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
7379 2004-07-01 Richard Henderson <rth@redhat.com>
7381 * tree.def (RTL_EXPR): Remove.
7382 * c-typeck.c (lvalue_p): Don't handle it.
7383 * expr.c (safe_from_p): Likewise.
7384 (expand_expr_real_1): Likewise.
7385 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
7386 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
7387 * gengtype.c (adjust_field_tree_exp): Likewise.
7388 * stmt.c (warn_if_unused_value): Likewise.
7389 * tree-gimple.c (recalculate_side_effects): Likewise.
7390 * tree-pretty-print.c (dump_generic_node): Likewise.
7391 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
7392 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
7393 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
7395 * stmt.c (struct stmt_status): Remove x_last_expr_type,
7396 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
7397 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
7398 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
7399 all the bits that tracked last_expr.
7400 (expand_end_bindings): Don't track last_expr.
7401 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
7402 (clear_last_expr): Remove.
7403 (expand_asm): Don't call it.
7404 (expand_asm_operands, expand_end_cond): Likewise.
7405 (expand_naked_return, expand_null_return_1): Likewise.
7406 * c-typeck.c (c_begin_compound_stmt): Likewise.
7407 * cfgexpand.c (expand_block): Use expand_expr_stmt.
7408 * expr.c (expand_expr_real_1): Likewise.
7409 * tree.h: Update prototypes.
7411 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
7412 (struct emit_status): Remove sequence_rtl_expr.
7413 (struct function): Remove x_rtl_expr_chain.
7414 (seq_rtl_expr, rtl_expr_chain): Remove.
7415 * function.c (struct temp_slot): Remove rtl_expr.
7416 (assign_stack_temp_for_type): Don't set it.
7417 (free_temp_slots, pop_temp_slots): Don't check it.
7418 (free_after_compilation): Don't clear x_rtl_expr_chain.
7419 (fixup_var_refs): Don't search it.
7420 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
7421 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
7423 (push_topmost_sequence): Likewise.
7424 (end_sequence, init_emit): Likewise.
7425 (start_sequence_for_rtl_expr): Remove.
7426 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
7427 * rtl.h (preserve_rtl_expr_result): Remove.
7429 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
7431 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
7432 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
7435 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
7437 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
7438 (STANDARD_STARTFILE_PREFIX_2): Define.
7439 (standard_startfile_prefix_1): Initialize to
7440 STANDARD_STARTFILE_PREFIX_1.
7441 (standard_startfile_prefix_2): Initialize to
7442 STANDARD_STARTFILE_PREFIX_2.
7443 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
7444 (STANDARD_STARTFILE_PREFIX_1): Define.
7445 (STANDARD_STARTFILE_PREFIX_2): Define.
7446 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
7447 (STANDARD_STARTFILE_PREFIX_2): Document.
7449 2004-07-01 Richard Henderson <rth@redhat.com>
7451 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
7452 in order to disable scalarization. Instead set a flag and wait
7453 for a candidate decl.
7455 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
7457 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
7458 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
7459 Use terminology "testsuite" and "enumerated".
7461 2004-07-01 Richard Henderson <rth@redhat.com>
7463 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
7464 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
7465 (initial_return_save): Likewise.
7466 (flush_queued_reg_saves): Remap register numbers.
7467 (dwarf2out_return_reg): Likewise.
7469 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7471 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
7473 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
7474 access functions for lower bound and element size and only output
7475 if lower bound nonzero or element size not same as that of type.
7476 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
7478 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
7480 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
7482 2004-07-01 Per Bothner <per@bothner.com>
7484 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
7486 2004-07-01 Jakub Jelinek <jakub@redhat.com>
7488 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
7489 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
7490 first operand. Don't optimize if the bitfield is volatile.
7492 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
7494 * c-pretty-print.c (pp_c_postfix_expression): Handle
7495 floating-point comparison operators.
7496 (pp_c_expression): Pass floating-point comparison
7497 operators to pp_c_postfix_expression.
7499 2004-07-01 Roger Sayle <roger@eyesopen.com>
7501 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
7502 rtx_cost instead of "had_mult" to determine whether the transformed
7503 expression is cheaper than the original.
7505 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
7507 * alias.c (get_alias_set, canon_rtx, get_addr,
7508 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
7510 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
7511 expand_builtin): Likewise.
7512 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
7514 * combine.c (can_combine_p, combinable_i3pat, try_combine,
7515 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
7516 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
7517 record_dead_and_set_regs_1, get_last_value_validate,
7518 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
7519 * cse.c (check_dependence, canon_hash, equiv_constant,
7520 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
7521 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
7522 count_reg_usage): Likewise.
7523 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
7524 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
7525 cselib_record_sets): Likewise.
7526 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
7527 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
7528 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
7529 * df.c (df_uses_record): Likewise.
7530 * dojump (do_jump): Likewise.
7531 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
7532 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
7533 decl_start_label): Likewise.
7534 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
7535 operand_subword, change_address_1, make_safe_from): Likewise.
7536 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
7537 stabilize, force_not_mem): Likewise.
7538 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
7539 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
7540 * expr.c (convert_move, convert_modes, emit_block_move,
7541 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
7542 emit_move_insn_1, expand_assignment, store_expr,
7543 store_constructor_field, store_constructor, store_field,
7544 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
7546 * final.c (cleanup_subreg_operands, alter_subreg,
7547 get_mem_expr_from_op): Likewise.
7548 * flow.c (notice_stack_pointer_modification_1,
7549 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
7551 * function.c (mark_temp_addr_taken, preserve_temp_slots,
7552 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
7553 optimize_bit_field, flush_addressof, purge_addressof_1,
7554 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
7555 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
7556 keep_stack_depressed): Likewise.
7557 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
7558 noce_process_if_block, find_memory): Likewise.
7559 * integrate.c (subst_constants, allocate_initial_values): Likewise.
7560 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
7561 update_equiv_regs): Likewise.
7562 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
7563 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
7564 * optabs.c (expand_abs, emit_unop_insn): Likewise.
7565 * passes.c (rest_of_handle_final): Likewise.
7566 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
7567 move2add_note_store): Likewise.
7568 * ra-build.c (detect_remat_webs): Likewise.
7569 * ra-debug.c (dump_static_insn_cost): Likewise.
7570 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
7571 * recog.c (validate_change, apply_change_group, cancel_changes,
7572 validate_replace_rtx_1, general_operand, register_operand,
7573 nonmemory_operand, push_operand, pop_operand, memory_operand,
7574 indirect_operand, asm_operand_ok, offsettable_memref_p,
7575 offsettable_nonstrict_memref_p, constrain_operands,
7576 store_data_bypass_p): Likewise.
7577 * reg-stack.c (subst_stack_regs_pat): Likewise.
7578 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
7579 copy_cost, reg_scan_mark_refs): Likewise.
7580 * regmove.c (optimize_reg_copy_3, stack_memref_p,
7581 combine_stack_adjustments_for_block): Likewise.
7582 * regrename.c (copyprop_hardreg_forward_1): Likewise.
7583 * reload.c (can_reload_into, push_reload, decompose, immune_p,
7584 find_reloads, find_reloads_address, find_reloads_address_1,
7585 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
7586 find_equiv_reg): Likewise.
7587 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
7588 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
7589 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
7590 delete_address_reloads): Likewise.
7591 * resource.c (mark_referenced_resources): Likewise.
7592 * rtlanal.c (get_jump_table_offset, count_occurrences,
7593 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
7594 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
7595 num_sign_bit_copies1): Likewise.
7596 * rtlhooks.c (gen_lowpart_general): Likewise.
7597 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
7598 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
7599 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
7600 sdbout_global_decl): Likewise.
7601 * simplify-rtx.c (simplify_subreg): Likewise.
7602 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
7603 expand_anon_union_decl, expand_end_case_type): Likewise.
7604 * unroll.c (calculate_giv_inc): Likewise.
7605 * var-tracking.c (stack_adjust_offset_pre_post,
7606 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
7607 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
7608 vt_add_function_parameters): Likewise.
7609 * varasm.c (make_var_volatile, notice_global_symbol,
7610 assemble_external, decode_addr_const, mark_weak,
7611 default_encode_section_info): Likewise.
7613 2004-07-01 Steven Bosscher <stevenb@suse.de>
7615 * stmt.c (check_seenlabel): Remove.
7616 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
7618 2004-07-01 Richard Henderson <rth@redhat.com>
7620 * function.h (struct function): Remove x_function_call_count.
7621 (function_call_count): Remove.
7622 * calls.c (expand_call): Don't set it.
7623 * integrate.c (copy_rtx_and_substitute): Likewise.
7625 * function.h (struct function): Remove x_cleanup_label.
7626 (cleanup_label): Remove.
7627 * stmt.c (expand_value_return): Don't use it.
7628 * function.c (free_after_compilation): Don't set it.
7629 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
7630 * cfgexpand.c (tree_expand_cfg): Update call.
7631 * tree.h (expand_function_start): Update decl.
7633 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
7636 * c-lang.c (c_initialize_diagnostics): Move from here ...
7637 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
7638 (c_tree_printer): Use pretty-printer to format %T.
7639 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
7640 before '*' if not C++.
7641 (pp_c_direct_abstract_declarator): Don't try to print array upper
7642 bound for flexible array members.
7643 * c-tree.h: Include "diagnostic.h".
7644 (c_initialize_diagnostics): Declare.
7645 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
7646 * c-format.c (format_type_warning): New function. Improve
7647 diagnostics for incorrect format argument types.
7648 (check_format_types): Use it. Add two parameters. Use the
7649 TYPE_MAIN_VARIANT of wanted_type.
7650 (check_format_info_main): Pass new parameters to
7652 (struct format_wanted_type): Update comment.
7654 2004-07-01 Nick Clifton <nickc@redhat.com>
7656 * target.h (struct gcc_target): Add new field to struct cxx:
7657 import_export_class.
7658 * target-def.h (TARGET_CXX): Initialise the new field.
7659 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
7661 * doc/tm.texi: Document the new target hook.
7663 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
7665 * builtins.c (fold_builtin_classify): Fix typo.
7667 2004-07-01 Richard Henderson <rth@redhat.com>
7669 * function.c (identify_blocks, identify_blocks_1): Remove.
7670 * function.h (identify_blocks): Remove.
7671 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
7673 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
7675 * builtins.c (fold_builtin_classify): New.
7676 (fold_builtin_unordered_cmp): Fix commentary.
7677 (fold_builtin): Use it.
7678 * builtins.def: Define builtins for isnan,
7679 isnanf, isnanl, finite, finitef, finitel,
7680 isinf, isinff, isinfl.
7682 2004-07-01 Richard Henderson <rth@redhat.com>
7684 * function.h (struct function): Remove dont_emit_block_notes.
7685 * gimple-low.c (lower_function_body): Don't set it.
7686 * cfgexpand.c (expand_block): Don't check it.
7687 * cfglayout.c (insn_locators_initialize): Likewise.
7688 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
7689 * passes.c (rest_of_compilation): Likewise.
7690 * stmt.c (expand_start_bindings_and_block): Likewise.
7691 (expand_end_bindings): Likewise.
7693 2004-07-01 Richard Henderson <rth@redhat.com>
7695 * cgraph.h (cgraph_build_static_cdtor): Declare.
7696 * cgraphunit.c (cgraph_build_static_cdtor): New.
7697 * c-objc-common.c (build_cdtor): Use it.
7698 * coverage.c (create_coverage): Likewise.
7699 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
7700 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
7702 See ChangeLog.11 for earlier changes.