1 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
3 * ra-conflict.c: New file.
5 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
6 usage to DF_LIVE usage.
7 * rtlanal.c (subreg_nregs_with_regno): New function.
8 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
9 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
10 (df_has_eh_preds): Removed.
11 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
12 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
14 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
15 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
16 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
17 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
18 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
19 (global_alloc): Turn off rescanning insns after call to
20 global_conflicts and added call to set_preferences.
21 (global_conflicts): Moved to ra-alloc.c.
22 (set_preferences_1, set_preferences): New function.
23 (mirror_conflicts): Changed types for various variables.
24 (mark_elimination): Change DF_RA_LIVE
25 usage to DF_LIVE usage.
26 (build_insn_chain): Rewritten from scratch and made local.
27 (print_insn_chain, print_insn_chains): New functions.
28 (dump_conflicts): Do not print conflicts for fixed_regs.
29 (rest_of_handle_global_alloc): Turn off insn rescanning.
30 * hard-reg-set.h: Fixed comment.
31 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
32 usage to DF_LIVE usage and delete refs to TOP sets.
33 (block_alloc): Mark regs as live if they are in the artificial
35 (find_stack_regs): New function.
36 (rest_of_handle_local_alloc): Changed urec problem to live
37 problem and do not turn off df rescanning.
38 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
39 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
40 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
41 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
42 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
43 fields in df_ref_flags. The rest have been renumbered.
44 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
46 * rtl.h (subreg_nregs_with_regno): New function.
47 * df-problems.c: (df_get_live_out, df_get_live_in,
48 df_get_live_top): Removed reference to DF_RA_LIVE.
49 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
50 df_live_alloc, df_live_reset, df_live_local_finalize,
51 df_live_free): Make top set only if different from in set.
52 (df_lr_top_dump, df_live_top_dump): Only print top set if
53 different from in set.
54 (df_lr_bb_local_compute): Removed unnecessary check.
55 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
56 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
57 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
58 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
59 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
60 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
61 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
62 df_urec_add_problem): Removed.
63 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
65 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
66 * basic_block.h (bb_has_abnormal_pred): New function.
67 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
68 usage to DF_LIVE usage.
70 2007-10-02 Revital Eres <eres@il.ibm.com>
72 * config/rs6000/predicates.md (easy_vector_constant): Return false
73 for 750CL paired vectors.
74 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
76 (vec_initv2sf): Add new description.
77 (vconcatsf): Likewise.
78 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
79 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
81 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
83 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
84 sinking the last stmt in a BB.
86 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
89 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
90 (sra_hash_tree): Handle BIT_FIELD_REFs.
91 (sra_elt_hash): Don't hash bitfld blocks.
92 (sra_elt_eq): Skip them in parent compares as well. Handle
94 (build_element_name_1): Handle BIT_FIELD_REFs.
95 (instantiate_element): Propagate nowarn from parents. Create
96 BIT_FIELD_REF for variables that are widened by scalarization.
97 Gimple-zero-initialize all bit-field variables that are not
98 part of parameters that are going to be scalarized on entry.
99 (instantiate_missing_elements_1): Return the sra_elt.
100 (canon_type_for_field): New.
101 (try_instantiate_multiple_fields): New. Infer widest possible
102 access mode from decl or member type, but clip it at word
103 size, and only widen it if a field crosses an alignment
105 (instantiate_missing_elements): Use them.
106 (generate_one_element_ref): Handle BIT_FIELD_REFs.
107 (scalar_bitfield_p): New.
108 (sra_build_assignment): Optimize assignments from scalarizable
109 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
112 (sra_build_bf_assignment): New. Optimize assignments to
113 scalarizable BIT_FIELD_REFs.
114 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
115 assignments to full variables.
116 (generate_copy_inout): Use the new macros and functions.
117 (generate_element_copy): Likewise. Handle bitfld differences.
118 (generate_element_zero): Don't recurse for blocks. Use
119 sra_build_elt_assignment.
120 (generate_one_element_init): Take elt instead of var. Use
121 sra_build_elt_assignment.
122 (generate_element_init_1): Adjust.
123 (bitfield_overlap_info): New struct.
124 (bitfield_overlaps_p): New.
125 (sra_explode_bitfield_assignment): New. Adjust widened
126 variables to account for endianness.
127 (sra_sync_for_bitfield_assignment): New.
128 (scalarize_use): Re-expand assignment to/from scalarized
129 BIT_FIELD_REFs. Explode or sync needed members for
130 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
131 (scalarize_copy): Use REPLDUP.
132 (scalarize_ldst): Move assert before dereference. Adjust EH
134 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
136 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
138 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
139 Rename CR_* constants to CMP_*. Fix spacing.
141 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
144 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
145 to be processed with the special script doc/install.texi2html.
147 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
149 * doc/invoke.texi (Wall): List the options enabled by Wall.
150 (Wstrict-aliasing): Add missing @option.
152 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
154 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
155 rather than gen_lowpart to change a register from DImode to DFmode.
156 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
157 both FROM and TO are integer modes that are no bigger than 4 bytes.
158 (mips_mode_ok_for_mov_fmt_p): New function.
159 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
160 (mips_secondary_reload_class): Tweak formatting and comments.
161 Use reg_class_subset_p instead of direct comparisons with
162 classes. Only allow direct FPR<->FPR moves for modes that
163 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
164 for 4- and 8-byte types. Handle reloads in which X is an FPR.
165 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
166 (*movdi_64bit): Likewise.
167 (*movsi_internal): Likewise.
168 (*movhi_internal): Likewise.
169 (*movqi_internal): Likewise.
171 2007-09-30 Diego Novillo <dnovillo@google.com>
174 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
177 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
179 PR tree-optimization/33597
180 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
181 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
183 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
185 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
186 instead of variants of (!reload_in_progress && !reload_completed).
187 (x86_expand_vector_move): Ditto.
189 2007-09-28 Ollie Wild <aaw@google.com>
192 2007-09-27 Ollie Wild <aaw@google.com>
194 * varasm.c (compare_constant): Removed call to
195 lang_hooks.expand_constant.
196 (copy_constants): Removed call to lang_hooks.expand_constant.
197 (compute_reloc_for_constant): Removed call to
198 lang_hooks.expand_constant.
199 (output_addressed_constants): Removed call to
200 lang_hooks.expand_constant.
201 (constructor_static_from_elts_p): Removed call to
202 lang_hooks.expand_constant.
203 (output_constant): Removed calls to lang_hooks.expand_constant.
204 * langhooks.h (struct lang_hooks): Removed field expand_constant.
205 * langhooks-def.h (lhd_return_tree): Removed.
206 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
207 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
208 * langhooks.c (lhd_return_tree): Removed.
210 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
213 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
214 argument to gen_selb.
216 2007-09-28 Chao-ying Fu <fu@mips.com>
218 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
219 * doc/libgcc.texi (Fixed-point fractional library routines):
220 Fix typos for neg and cmp functions.
222 2007-09-28 Michael Matz <matz@suse.de>
224 PR rtl-optimization/33552
225 * function.c (match_asm_constraints_1): Check for overlap in
226 inputs and replace all occurences.
228 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
230 * config/mips/mips.c (override_options): Fix comment typo.
232 2007-09-28 Jie Zhang <jie.zhang@analog.com>
234 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
235 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
236 * config/bfin/t-bfin-linux (crti.o): Don't build.
238 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
239 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
241 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
243 2007-09-27 Ollie Wild <aaw@google.com>
245 * varasm.c (compare_constant): Removed call to
246 lang_hooks.expand_constant.
247 (copy_constants): Removed call to lang_hooks.expand_constant.
248 (compute_reloc_for_constant): Removed call to
249 lang_hooks.expand_constant.
250 (output_addressed_constants): Removed call to
251 lang_hooks.expand_constant.
252 (constructor_static_from_elts_p): Removed call to
253 lang_hooks.expand_constant.
254 (output_constant): Removed calls to lang_hooks.expand_constant.
255 * langhooks.h (struct lang_hooks): Removed field expand_constant.
256 * langhooks-def.h (lhd_return_tree): Removed.
257 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
258 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
259 * langhooks.c (lhd_return_tree): Removed.
261 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
264 * expr.c (emit_group_load_1): Split constant double when destination
265 length is half source length.
267 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
269 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
270 (mips_cpu_info): Add tune_flags.
271 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
272 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
274 (override_options): Remove deprecation code. Use branch-likely
275 instructions for optimize_size or if the tuning flags do not
276 suggest otherwise. Tweak warning.
277 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
279 2007-09-27 Matthias Klose <doko@ubuntu.com>
281 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
282 multilib osdirname if it exists.
283 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
285 2007-09-27 Ian Lance Taylor <iant@google.com>
287 PR tree-optimization/33565
288 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
289 assignments of comparisons.
290 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
291 parameter. Change caller. Defer overflow warnings around call to
293 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
294 TREE_NO_WARNING is set on the statement.
295 * tree-ssa-forwprop.c
296 (tree_ssa_forward_propagate_single_use_vars): Don't test
297 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
298 * tree-cfg.c (fold_cond_expr_cond): Likewise.
300 2007-09-27 Joseph Myers <joseph@codesourcery.com>
302 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
303 reduce offset by units of 0x10000 for SPE vector modes or modes
304 used with E500 double instructions.
306 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
308 * simplify-rtx.c (comparison_result): New.
309 (simplify_const_relational_operation): Use it instead of the five
310 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
311 Improve bounds-checking optimizations; remove subsumed POPCOUNT
312 optimizations. Extract nonzero_address_p optimizations into a
313 separate "if" together with optimizations where op1 is const0_rtx.
314 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
315 floating-point arguments too when appropriate. Hoist test for ABS
316 outside the final switch statement.
317 * cse.c (fold_rtx): Don't look for an IOR equivalent of
318 folded_arg0 if we found a constant equivalent. Remove
319 transformations done in simplify-rtx.c for "op0 RELOP op0".
321 2007-09-27 Jakub Jelinek <jakub@redhat.com>
323 * builtins.c (expand_builtin, expand_builtin_object_size,
324 expand_builtin_memory_chk, maybe_emit_chk_warning,
325 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
327 * expr.c (expand_expr_real_1): Likewise.
328 * langhooks-def.h (struct diagnostic_info): Add forward decl.
329 (lhd_print_error_function): Add third argument.
330 * langhooks.h (struct diagnostic_info): Add forward decl.
331 (struct lang_hooks): Add third argument to print_error_function.
332 * diagnostic.h (diagnostic_info): Add abstract_origin field.
333 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
335 (diagnostic_report_current_function): Likewise.
336 * toplev.c (announce_function): Pass NULL as second argument to
337 diagnostic_set_last_function.
338 * diagnostic.c (diagnostic_report_current_function): Add second
339 argument, pass it as third argument to lang_hooks.print_error_function.
340 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
341 to diagnostic_report_current_function.
342 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
343 and message.abstract_origin.
344 (verbatim): Initialize abstract_origin.
345 * pretty-print.h (text_info): Add abstract_origin field.
346 * pretty-print.c (pp_base_format): Handle %K.
347 * langhooks.c (lhd_print_error_function): Add third argument. If
348 diagnostic->abstract_origin, print virtual backtrace.
349 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
350 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
351 (init_dynamic_diag_info): Likewise.
353 2007-09-26 David Daney <ddaney@avtrex.com>
356 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
357 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
358 sync_old_nand<mode>, sync_new_nand<mode>,
359 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
360 Update length attributes.
361 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
362 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
364 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
365 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
366 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
369 2007-09-26 Richard Guenther <rguenther@suse.de>
371 PR tree-optimization/33563
372 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
373 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
375 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
378 2007-09-26 Joseph Myers <joseph@codesourcery.com>
381 * c-common.c (complete_array_type): Diagnose too-large arrays and
382 set type to error_mark_node.
384 2007-09-26 Richard Guenther <rguenther@suse.de>
386 PR tree-optimization/30375
387 PR tree-optimization/33560
388 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
392 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
394 * tree-ssa-dse.c (aggregate_vardecl_d): New.
395 (dse_global_data): Add aggregate_vardecl field.
396 (dse_possible_dead_store_p): New.
397 Add prev_defvar variable.
398 Allow immediate uses and previous immediate uses to differ
399 if they are setting different parts of the whole.
400 (get_aggregate_vardecl): New.
401 (dse_record_partial_aggregate_store): New.
402 (dse_whole_aggregate_clobbered_p): New.
403 (dse_partial_kill_p): New.
404 Call dse_maybe_record_aggregate_store().
405 When checking whether a STMT and its USE_STMT refer to the
406 same memory address, check also for partial kills that clobber
408 Move some variable definitions to the block where they are used.
409 (aggregate_vardecl_hash): New.
410 (aggregate_vardecl_eq): New.
411 (aggregate_vardecl_free): New.
412 (aggregate_whole_store_p): New.
413 (tree_ssa_dse): Initialize and free aggregate_vardecl.
414 Mark which aggregate stores we care about.
416 2007-09-25 DJ Delorie <dj@redhat.com>
419 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
422 2007-09-25 Michael Meissner <michael.meissner@amd.com>
425 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
426 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
427 for vector int32 -> int64 conversions. Don't write beyond the end
428 of the allocated vector for int32 -> int64 conversions.
430 2007-09-25 Revital Eres <eres@il.ibm.com>
432 * config/rs6000/paired.h (paired_sel): New.
433 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
434 (rs6000_expand_ternop_builtin): Pass zero const_double operand
435 when expanding selv2sf.
436 * config/rs6000/rs6000.h (rs6000_builtins): Add
437 PAIRED_BUILTIN_SELV2SF4.
439 2007-09-25 Joseph Myers <joseph@codesourcery.com>
442 * c-typeck.c (default_conversion): Call require_complete_type
443 before perform_integral_promotions.
444 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
445 (build_c_cast): Call require_complete_type except for casts to
447 (convert_for_assignment): Call require_complete_type.
449 2007-09-25 Revital Eres <eres@il.ibm.com>
451 * config/spu/spu.md: Fix doloop pattern.
453 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
455 * config/bfin/bfin.c (expand_prologue_reg_save,
456 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs and
458 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
459 ... from here. New argument ALL; callers changed.
460 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
461 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
462 have the "saveall" attribute.
464 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
466 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
468 (INCOMING_REGNO, OUTGOING_REGNO): Define.
469 * config/mmix/mmix.c (mmix_opposite_regno): New function.
470 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
472 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
473 with REG_P tests before REGNO access.
475 2007-09-24 DJ Delorie <dj@redhat.com>
478 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
480 (movqicc_<code>_<mode>): Likewise.
481 (movhicc_<code>_<mode>): Likewise.
483 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
486 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
489 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
492 * config/i386/i386.c (ix86_comp_type_attributes): Check
495 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
497 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
498 "move.l %a4,%a4" to produce nops.
499 * config/m68k/m68k.c (override_options): Reset align options,
500 if neccessary align macro isn't avaible.
502 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
504 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
506 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
508 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
510 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
512 (peephole pattern): Convert most of them to RTL peephole pattern.
514 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
516 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
517 (moved from fp compare patterns).
518 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
519 Cleanup predicates to relieve reload.
520 (conditional_trap): Reject conditional trap with fp condition.
521 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
522 certain constants early.
524 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
526 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
528 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
530 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
531 Allow --with-tune=cell and --with-cpu=cell.
533 2007-09-24 David Edelsohn <edelsohn@gnu.org>
535 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
536 * config/rs6000/rs6000.opt (swdiv): Change option to ...
538 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
540 (TARGET_BUILTIN_RECIPROCAL): Use it.
541 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
542 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
543 (rs6000_emit_swrsqrtsf): New.
544 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
546 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
547 (divsf3): Remove swdiv support.
550 (rsqrt_internal1): New.
551 (divdf3): Remove swdiv support.
554 2007-09-24 Jakub Jelinek <jakub@redhat.com>
557 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
559 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
560 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
561 * tree.c (type_hash_eq): For FUNCTION_TYPE use
562 lang_hooks.type.type_hash_eq in addition to generic tests.
564 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
565 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
567 * tree-inline.h (eni_weights): Add field target_builtin_cost to
568 reflect the cost per call to a target specific builtin.
569 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
570 call to a target specific builtin, then use target_builtin_call_cost.
571 (init_inline_once): Initialize target_builtin_call_cost field.
573 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
576 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
579 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
581 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
582 * configure: Regenerated.
584 2007-09-23 Ollie Wild <aaw@google.com>
586 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
588 (get_pointer_modulus_and_residue): New function.
590 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
592 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
593 combine an SC return value into a single register.
595 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
597 * opth-gen.awk (target_flags_explicit): Declare.
598 * toplev.h (target_flags_explicit): Delete declaration.
599 * toplev.c (target_flags): Likewise.
600 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
601 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
602 Never return true for TARGET_MIPS16.
603 * config/mips/mips.c (mips_llsc): Delete.
604 (mips_handle_option): Remove -mllsc handling.
605 (mips_strip_unspec_address): Tweak comment.
606 * config/mips/mips.opt (mllsc): Use a target mask.
608 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
610 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
611 word_mode as well as Pmode.
613 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
615 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
616 parameters from word_mode to the subword type if such a truncation
619 2007-09-23 Jakub Jelinek <jakub@redhat.com>
621 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
622 * configure: Regenerated.
624 2007-09-23 Jan Hubicka <jh@suse.cz>
626 * params.def (INLINE_CALL_COST): Set to 12.
627 * invoke.texi (inline-call-cost): Update default value.
629 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
631 * config/alpha/alpha.md (movti): Use operand_subword for the split.
633 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
634 Revital Eres <eres@il.ibm.com>
636 * modulo-sched.c (doloop_register_get): Rewrite the loop which
637 checks whether the count_reg is found outside the control part.
639 2007-09-23 Jakub Jelinek <jakub@redhat.com>
641 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
642 instead of checking CALL_EXPR_FN directly to test for builtins.
643 If error or warning attributes are present, print
645 * c-common.c (handle_error_attribute): New function.
646 (c_common_attribute_table): Add error and warning
648 * doc/extend.texi: Document error and warning attributes.
650 * tree.h (block_nonartificial_location): New prototype.
651 * tree.c (block_nonartificial_location): New function.
652 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
653 if artificial attribute is present on abstract inline decl.
654 * c-common.c (handle_artificial_attribute): New function.
655 (c_common_attribute_table): Add artificial attribute.
656 * final.c (override_filename, override_linenum): New variables.
657 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
658 and override_linenum if inside of a block inlined from
659 __attribute__((__artificial__)) function.
660 (notice_source_line): Honor override_filename and override_linenum.
661 * doc/extend.texi: Document __attribute__((__artificial__)).
662 * config/i386/emmintrin.h: Add __artificial__ attribute to
663 all __always_inline__ functions.
664 * config/i386/mmintrin.h: Likewise.
665 * config/i386/tmmintrin.h: Likewise.
666 * config/i386/mm3dnow.h: Likewise.
667 * config/i386/pmmintrin.h: Likewise.
668 * config/i386/ammintrin.h: Likewise.
669 * config/i386/xmmintrin.h: Likewise.
670 * config/i386/smmintrin.h: Likewise.
671 * config/i386/bmmintrin.h: Likewise.
672 * config/i386/mmintrin-common.h: Likewise.
675 * expr.c (expand_constructor): New function.
676 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
677 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
680 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
682 * config/mips/mips.c (dump_constants_1): Generalize to include
683 fractional and accumulator modes.
685 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
687 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
688 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
690 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
691 TARGET_HARD_FLOAT when testing whether -mpaired-single is
693 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
695 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
697 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
698 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
700 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
701 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
702 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
704 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
706 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
707 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
708 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
710 2007-09-22 Jason Merrill <jason@redhat.com>
713 * attribs.c (lookup_attribute_spec): Split out...
714 (decl_attributes): From here.
715 * tree.h: Declare it.
717 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
719 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
721 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
723 * tree-inline.c (remap_type_1): Correctly chain variants.
725 2007-09-22 Richard Guenther <rguenther@suse.de>
727 PR tree-optimization/33146
728 * fold-const.c (fold_binary): Use the original tree
730 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
733 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
736 * except.c (finish_eh_generation): Call commit_edge_insertions if
737 there are insns queued on the entry edge.
738 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
741 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
743 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
745 2007-09-19 Michael Meissner <michael.meissner@amd.com>
747 * gcc/config/i386/i386.c: Delete trailing whitespace.
748 * gcc/config/i386/i386.h: Ditto.
749 * gcc/config/i386/bmmintrin.h: Ditto.
750 * gcc/config/i386/sync.md: Ditto.
751 * gcc/config/i386/ppro.md: Ditto.
752 * gcc/config/i386/mmx.md: Ditto.
753 * gcc/config/i386/constraints.md: Ditto.
754 * gcc/config/i386/sse.md: Ditto.
755 * gcc/config/i386/athlon.md: Ditto.
756 * gcc/config/i386/i386.md: Ditto.
758 2007-09-21 Richard Guenther <rguenther@suse.de>
760 PR tree-optimization/33508
761 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
762 quadratic loop by keeping a bitmap of variables we have
763 to clobber all subvariables for.
764 (set_initial_properties): Likewise.
766 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
768 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
770 2007-09-20 Nigel Stephens <nigel@mips.com>
771 Chao-ying Fu <fu@mips.com>
773 * c-decl.c (finish_declspecs): When _Sat is used without
774 _Fract or _Accum, set the default type to cts_fract.
775 This avoids a warning of "type defaults to int".
777 2007-09-20 Joseph Myers <joseph@codesourcery.com>
779 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
780 bit-fields wider than one bit.
782 2007-09-20 Jakub Jelinek <jakub@redhat.com>
785 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
787 * dbxout.c (dbxout_type): Likewise.
791 * gimplify.c (gimplify_vla_decl): New function.
792 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
794 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
796 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
798 * doc/invoke.texi (-minterlink-mips16): Document.
799 * config/mips/mips.opt (minterlink-mips16): New option.
800 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
803 2007-09-20 Joseph Myers <joseph@codesourcery.com>
805 * doc/extend.texi (Attribute Syntax): Remove old speculative
808 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
810 * combine.c: Include cgraph.h.
811 (setup_incoming_promotions): Rework to allow more aggressive
812 elimination of sign extensions when all call sites of the
813 current function are known to lie within the current unit.
815 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
817 * dse.c (find_shift_sequence): No-op rework of control flow.
819 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
821 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
822 GPR for DCmode on 64-bit targets. Remove redundant fallback.
824 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
826 * cfgexpand.c (dump_stack_var_partition): Use the correct
827 index for the offset.
829 2007-09-19 Joseph Myers <joseph@codesourcery.com>
831 * config/mips/sde.h: Switch to GPLv3.
833 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
835 * tree-sra.c (decide_block_copy): Decide if there are groups.
837 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
839 * config/m68k/m68k.c (output_move_himode): Remove jump table
841 config/m68k/m68k.md (lea): Likewise.
842 * config/m68k/m68k.c (print_operand_address): Use simple pc
845 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
847 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
848 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
850 (asm_insn_count): Pass template as second argument to it.
851 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
852 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
853 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
854 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
855 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
856 (sh_insn_length_adjustment): Pass template as second argument to it.
857 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
859 * config/bfin/bfin.md (define_asm_attributes): New.
861 2007-09-19 Jie Zhang <jie.zhang@analog.com>
863 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
865 * config/bfin/print-sysroot-suffix.sh: New.
866 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
867 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
868 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
869 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
870 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
871 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
872 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
873 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
874 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
875 (linux-sysroot-suffix.h): New target.
876 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
877 (mspecld-anomaly): Likewise.
878 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
879 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
880 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
881 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
882 (bfin_si_revision): Declare.
883 (bfin_workarounds): Declare.
884 (WA_SPECULATIVE_LOADS): Define.
885 (ENABLE_WA_SPECULATIVE_LOADS): Define.
886 (WA_SPECULATIVE_SYNCS): Define.
887 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
888 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
889 (LIB_SPEC): Add %s to the linker scripts.
890 Use proper linker script for bf522, bf525, bf527,
891 bf538, bf539, bf542, bf544, bf548, and bf549.
892 * config/bfin/bfin.c (bfin_si_revision): Define.
893 (bfin_workarounds): Define.
894 (struct bfin_cpu): New.
896 (bfin_handle_option): Handle silicon revision part of -mcpu option.
897 (override_options): Set bfin_workarounds.
898 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
899 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
900 ENABLE_WA_SPECULATIVE_LOADS.
901 (bfin_reorg): Likewise.
902 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
903 macros for bf522, bf525, bf527, bf538, bf539,
904 bf542, bf544, bf548, and bf549.
905 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
906 Don't define __ID_SHARED_LIB__ when -msep-data.
907 (TARGET_DEFAULT): Define as 0.
908 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
909 * doc/invoke.texi (Blackfin Options): Document silicon
910 revision part of -mcpu option and it now accepts bf522, bf525,
911 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
913 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
915 * alias.c (memory_modified_1): Deconstify.
916 (memory_modified_in_insn_p): Don't use const_note_stores.
917 * rtl.h (const_note_stores): Delete.
918 * rtlanal.c (const_note_stores): Likewise.
920 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
922 * dse.c (find_shift_sequence): Temporarily revert to forbidding
925 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
929 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
930 (addsi_small_int): Likewise.
931 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
932 (one_cmplsi2): Likewise.
934 (enter_func): Expand insn using hard_frame_pointer_rtx and
937 * config/fr30/fr30.c (fr30_expand_prologue): Check for
938 hard_frame_pointer_rtx instead of using REGNO() check.
939 Properly sign extend GEN_INT() argument.
941 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
943 * config/m68k/m68k.c (override_options): Remove USE_GAS,
945 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
946 alternatives with just jcc.
947 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
948 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
949 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
950 dbge_hi, dbge_si): Likewise.
952 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
954 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
955 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
956 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
957 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
958 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
960 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
962 * config/m68k/m68k-devices.def (51qe): New device.
963 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
964 to all uses of FL_FOR_isa_c for compatibility.
965 (all_microarchs): Add cfv1 microarchitecture.
966 (m68k_handle_option): Handle m51qe option.
967 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
968 (TUNE_CFV1): New macro.
969 (enum uarch_type): Add ucfv1.
970 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
972 2007-09-18 Richard Guenther <rguenther@suse.de>
974 PR tree-optimization/31863
975 * tree-ssa-structalias.c (create_variable_info_for): Always
978 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
980 * opts.c (decode_options): Enable vectorization under -O3.
982 2007-09-18 Richard Guenther <rguenther@suse.de>
984 PR tree-optimization/33340
985 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
986 SSA_NAMEs that occur in abnormal PHI nodes.
988 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
990 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
991 Don't use const_get_call_expr_in.
992 * tree-gimple.c (const_get_call_expr_in): Delete.
993 * tree-gimple.h (const_get_call_expr_in): Likewise.
995 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
997 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
998 not yet have a basic block.
999 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
1001 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
1003 * config/mips/mips.c (mips_file_start): Add ".previous" directives
1004 to both ".section"s.
1006 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
1008 * config/mips/mips.c (mips_output_mi_thunk): Use
1009 mips_function_ok_for_sibcall and const_call_insn_operand
1010 to determine if a direct sibcall is allowed. Use
1011 mips_classify_symbol to determine a global pointer is needed.
1013 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
1015 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
1017 2007-09-17 Chao-ying Fu <fu@mips.com>
1018 Nigel Stephens <nigel@mips.com>
1020 * config/fixed-bit.h: New file.
1021 * config/fixed-bit.c: New file.
1022 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
1024 2007-09-18 Jakub Jelinek <jakub@redhat.com>
1026 * c-format.h (format_kind_info): Add alloc_char field.
1027 * c-format.c (scanf_flag_specs): Add 'm'.
1028 (scanf_flag_pairs): Add 'a', 'm' pair.
1029 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
1030 (format_types_orig): Add alloc_char fields.
1031 (check_format_info_main): Rename aflag to alloc_flag.
1032 Handle fki->alloc_char. modifier after width and before length
1033 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
1034 length modifiers as well.
1035 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
1038 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
1039 returned by build_call_expr.
1041 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
1043 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
1044 NULL for variable-sized records too.
1045 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
1047 2007-09-17 Tom Tromey <tromey@redhat.com>
1049 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
1050 (c_builtin_function): Likewise.
1051 (grokdeclarator): Likewise.
1053 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
1055 PR rtl-optimization/26449
1056 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
1057 (seq_insns_valid_p): Removed.
1059 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
1061 * tree-nomudflap.c (gate_mudflap): New static function.
1062 (pass_mudflap_1): Use it as gate function.
1063 (pass_mudflap_2): Likewise.
1065 2007-09-17 Jan Hubicka <jh@suse.cz>
1069 * loop-invariant.c (move_invariant_reg): Unshare sequence.
1071 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
1073 PR tree-optimization/33319
1074 * tree-vect-analyze.c (vect_same_range_drs): New.
1075 (vect_vfa_range_equal): New.
1076 (vect_is_duplicate_ddr): Removed.
1077 (vect_mark_for_runtime_alias_test): Do not perform marking when
1078 optimizing for size or max_param for alias checking is zero.
1079 Move the function before vect_analyze_data_ref_dependence.
1080 (vect_analyze_data_ref_dependence): Add call to
1081 vect_mark_for_runtime_alias_test in two cases when dependence
1083 (vect_analyze_data_ref_dependences): Do not call to
1084 vect_mark_for_runtime_alias_test.
1085 (vect_prune_runtime_alias_test_list): New.
1086 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
1087 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
1088 Update vec_outside_cost.
1089 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
1090 (vect_create_cond_for_alias_checks): Build the base address of data
1091 reference from DR_GROUP_FIRST_DR.
1092 (vect_loop_versioning): New.
1093 (vect_transform_loop): Add a call to vect_loop_versioning.
1094 Remove factored out code.
1096 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1099 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
1102 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
1104 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
1105 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
1106 Fix the call to insn_rtx_cost. Skip access sizes that require a
1107 real truncation of the store register. Use convert_move instead
1108 of gen_lowpart when narrowing the result.
1109 (replace_read): Use convert_move instead of gen_lowpart when
1110 narrowing the store rhs.
1112 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
1114 * config/mips/mips.md (SHORT): Fix long line.
1115 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
1116 to QImode and HImode.
1118 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
1120 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
1122 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
1124 * tree-parloops.c: New file.
1125 * tree-ssa-operands.h (free_stmt_operands): Declare.
1126 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
1128 * tree-pass.h (pass_parallelize_loops): Declare.
1129 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
1131 (build_omp_regions_1): Allow analysing just a single OMP region and
1133 ( build_omp_regions_root, omp_expand_local): New functions.
1134 (build_omp_regions): Add argument to build_omp_regions_1 call.
1135 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
1136 autoparallelization is run.
1137 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
1138 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
1139 pass_parallelize_loops): New.
1140 * common.opt (ftree-parallelize-loops): New.
1141 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
1142 parallelize_loops): Declare.
1143 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
1144 * Makefile.in (tree-parloops.o): Added.
1145 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
1147 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
1148 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
1149 one extra edge as well.
1150 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
1151 Use VEC_free to free doms vector.
1152 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
1153 operands. Recompute operand caches in the new function.
1154 (move_sese_region_to_fn): Update loop info.
1155 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
1156 * tree-ssa-operands.c (free_stmt_operands): New function.
1158 * doc/passes.texi: Document autoparallelization.
1159 * doc/invoke.texi (-ftree-parallelize-loops): New option.
1161 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1164 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
1167 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
1169 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
1170 the VEC is not NULL.
1171 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
1172 get_vectype_for_scalar_type succeeded.
1173 (vectorizable_conversion): Likewise.
1175 2007-09-14 Jan Hubicka <jh@suse.cz>
1177 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
1180 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
1183 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
1184 register when operands[2] equals operands[1].
1185 (remainderxf3): Ditto.
1187 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
1188 Nigel Stephens <nigel@mips.com>
1190 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
1191 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
1192 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
1194 (_Unwind_ForcedUnwind): Likewise.
1195 (_Unwind_Resume): Likewise.
1196 (_Unwind_Resume_or_Rethrow): Likewise.
1197 (_Unwind_Backtrace): Likewise.
1198 (_Unwind_SjLj_RaiseException): Likewise.
1199 (_Unwind_SjLj_ForcedUnwind): Likewise.
1200 (_Unwind_SjLj_Resume): Likewise.
1201 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
1202 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
1204 (_Unwind_ForcedUnwind): Likewise.
1205 (_Unwind_Resume): Likewise.
1206 (_Unwind_Resume_or_Rethrow): Likewise.
1207 (_Unwind_Backtrace): Likewise.
1208 * unwind-compat.c (_Unwind_Backtrace): Likewise.
1209 (_Unwind_ForcedUnwind): Likewise.
1210 (_Unwind_RaiseException): Likewise.
1211 (_Unwind_Resume): Likewise.
1212 (_Unwind_Resume_or_Rethrow): Likewise.
1214 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
1215 nomips16 mode when IN_LIBGCC2 with hard float.
1217 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
1219 * config/mips/sdemtk.opt: Update to GPLv3.
1220 * config/mips/sdemtk.h: Likewise.
1222 2007-09-14 Nigel Stephens <nigel@mips.com>
1224 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
1225 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
1226 for mipsisa32-*-linux*.
1228 2007-09-14 Nigel Stephens <nigel@mips.com>
1229 David Ung <davidu@mips.com>
1230 Thiemo Seufer <ths@mips.com>
1231 Richard Sandiford <richard@codesourcery.com>
1233 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
1234 * configure.ac: Add a mipssde threading type.
1235 * configure: Regenerate.
1236 * config/mips/sdemtk.h: New file.
1237 * config/mips/t-sdemtk: Likewise.
1238 * config/mips/sdemtk.opt: Likewise.
1239 * gthr-mipssde.h: Likewise.
1240 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
1241 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
1242 (MIPS_ICACHE_SYNC): New macro, split from ...
1243 * config/mips/mips.md (clear_cache): ...here.
1244 * config/mips/mips.c (mips_save_reg_p): Check
1245 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
1246 (build_mips16_function_stub): Use targetm.strip_name_encoding.
1247 (build_mips16_call_stub): Likewise.
1249 2007-09-14 Richard Sandiford <richard@codesourcery.com>
1251 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
1253 2007-09-14 Jakub Jelinek <jakub@redhat.com>
1256 * config/ia64/ia64.c (find_gr_spill): Don't decrement
1257 current_frame_info.n_local_regs. Don't return emitted local
1259 (ia64_compute_frame_size): Improve unwind hack to put
1260 RP, PFS, FP in that order by allowing some of the registers
1261 been already emitted, as long as they are emitted to the
1264 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1266 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
1267 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
1268 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
1270 2007-09-13 Eric Christopher <echristo@apple.com>
1271 Kenneth Zadeck <zadeck@naturalbridge.com>
1273 * dse.c (find_shift_sequence): New function.
1274 (replace_read): Add case to remove read if it requires shift.
1275 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
1277 2007-09-13 Tom Tromey <tromey@redhat.com>
1279 * c-common.c (fname_as_string): Update.
1280 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
1281 (c_lex_one_token): Update. Add 'parser' argument.
1282 (c_parser_simple_asm_expr): Update.
1283 (c_parser_attributes): Update.
1284 (c_parser_asm_statement): Update.
1285 (c_parser_asm_operands): Update.
1286 (c_parser_peek_token): Update.
1287 (c_parser_peek_2nd_token): Update.
1288 * c-lex.c (c_lex_string_translate): Remove.
1289 (c_lex_return_raw_strings): Likewise.
1290 (c_lex_with_flags): Added 'lex_flags' argument.
1291 (lex_string): Added 'translate' argument.
1292 * c-pragma.h (c_lex_with_flags): Update.
1293 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
1294 (C_LEX_STRING_NO_TRANSLATE): New define.
1295 (C_LEX_RAW_STRINGS): Likewise.
1297 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
1300 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
1301 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
1302 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
1303 (bfin_init_builtins): Initialize __builtin_bfin_ones,
1304 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
1305 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
1306 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
1307 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
1308 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
1309 (bdesc_1arg): Add __builtin_bfin_ones.
1310 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
1311 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
1312 and __builtin_bfin_csqu_fr16.
1313 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
1314 (ones): New define_insn.
1315 (ssaddhi3_parts): New define_insn.
1316 (sssubhi3_parts): New define_insn.
1317 (flag_mulhi_parts): New define_insn.
1319 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
1321 * common.opt (femit-class-debug-always): Turn off by default.
1323 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
1325 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
1326 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
1328 2007-09-13 James E. Wilson <wilson@specifix.com>
1330 PR tree-optimization/33389
1331 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
1332 then set build_loads before returning.
1334 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
1335 David Ung <davidu@mips.com>
1337 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
1338 {d}addiu and a negative immediate such that it works with MIPS16
1341 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
1344 * configure.ac (ld_vers): Support Linux linker.
1345 * configure: Regenerated.
1347 2007-09-13 Richard Sandiford <richard@codesourcery.com>
1348 Sandra Loosemore <sandra@codesourcery.com>
1350 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
1351 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
1352 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
1353 nomips16 into decl attributes.
1354 (TARGET_INSERT_ATTRIBUTES): Override.
1355 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
1356 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
1357 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
1358 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
1359 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
1360 (mips_use_mips16_mode_p): Reimplement as a function that takes
1361 a decl and considers only decl attributes. If the decl is nested
1362 function, use its parent attributes.
1363 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
1364 instead of SYMBOL_REF_MIPS16_FUNC_P.
1365 (mips_set_mips16_mode): Move call to sorry here from old
1366 mips_use_mips16_mode_p.
1367 (mflip_mips16_entry): New structure.
1368 (mflip_mips16_htab): New variable.
1369 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
1370 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
1371 (mips_merge_decl_attributes): New function.
1372 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
1373 Use mips_use_mips16_mode_p.
1374 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
1375 SYMBOL_REF_MIPS16_FUNC_P.
1376 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
1378 2007-09-13 Richard Sandiford <richard@codesourcery.com>
1380 * c-parser.c (c_parser_struct_declaration): Check for a null return.
1382 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1385 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
1387 2007-09-12 Michael Meissner <michael.meissner@amd.com>
1388 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1389 Tony Linthicum <tony.linthicum@amd.com>
1391 * tree.h (function_args_iterator): New type to iterate over
1393 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
1394 function arguments providing a pointer to the argument.
1395 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
1396 function arguments providing the argument.
1397 (function_args_iter_init): Inline function to initialize
1398 function_args_iterator.
1399 (function_args_iter_cond_ptr): Inline function to return the next
1400 pointer to hold the argument.
1401 (function_args_iter_cond): Inline function to return the next
1403 (function_args_iter_cond_next): Advance the function args
1405 (stdarg_p): New function, return true if variable argument
1407 (prototype_p): New function, return true if function is
1409 (function_args_count): New function, count the number of arguments
1412 * tree.c (stdarg_p): New function, return true if variable
1414 (prototype_p): New function, return true if function is
1417 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
1418 (TARGET_ROUND): New macro for the round/ptest instructions which
1419 are shared between SSE4.1 and SSE5.
1420 (OPTION_MASK_ISA_ROUND): Ditto.
1421 (OPTION_ISA_ROUND): Ditto.
1422 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
1423 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
1425 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
1426 (-mfused-madd): New switch to give users control over whether the
1427 compiler optimizes to use the multiply/add SSE5 instructions.
1429 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
1430 m_ATHLON_K8_AMDFAM10, and change all uses.
1431 (enum pta_flags): Add PTA_SSE5.
1432 (ix86_handle_option): Turn off 3dnow if -msse5.
1433 (override_options): Add SSE5 support.
1434 (print_operand): %Y prints comparison codes for SSE5 com/pcom
1436 (ix86_expand_sse_movcc): Add SSE5 support.
1437 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
1438 vector type to the next largest size.
1439 (ix86_expand_sse5_pack): New function to use pperm to pack a
1440 vector type to the next smallest size.
1441 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
1442 (IX86_BUILTIN_FMADDSD): Ditto.
1443 (IX86_BUILTIN_FMADDPS): Ditto.
1444 (IX86_BUILTIN_FMADDPD): Ditto.
1445 (IX86_BUILTIN_FMSUBSS): Ditto.
1446 (IX86_BUILTIN_FMSUBSD): Ditto.
1447 (IX86_BUILTIN_FMSUBPS): Ditto.
1448 (IX86_BUILTIN_FMSUBPD): Ditto.
1449 (IX86_BUILTIN_FNMADDSS): Ditto.
1450 (IX86_BUILTIN_FNMADDSD): Ditto.
1451 (IX86_BUILTIN_FNMADDPS): Ditto.
1452 (IX86_BUILTIN_FNMADDPD): Ditto.
1453 (IX86_BUILTIN_FNMSUBSS): Ditto.
1454 (IX86_BUILTIN_FNMSUBSD): Ditto.
1455 (IX86_BUILTIN_FNMSUBPS): Ditto.
1456 (IX86_BUILTIN_FNMSUBPD): Ditto.
1457 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
1458 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
1459 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
1460 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
1461 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
1462 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
1463 (IX86_BUILTIN_PPERM): Ditto.
1464 (IX86_BUILTIN_PERMPS): Ditto.
1465 (IX86_BUILTIN_PERMPD): Ditto.
1466 (IX86_BUILTIN_PMACSSWW): Ditto.
1467 (IX86_BUILTIN_PMACSWW): Ditto.
1468 (IX86_BUILTIN_PMACSSWD): Ditto.
1469 (IX86_BUILTIN_PMACSWD): Ditto.
1470 (IX86_BUILTIN_PMACSSDD): Ditto.
1471 (IX86_BUILTIN_PMACSDD): Ditto.
1472 (IX86_BUILTIN_PMACSSDQL): Ditto.
1473 (IX86_BUILTIN_PMACSSDQH): Ditto.
1474 (IX86_BUILTIN_PMACSDQL): Ditto.
1475 (IX86_BUILTIN_PMACSDQH): Ditto.
1476 (IX86_BUILTIN_PMADCSSWD): Ditto.
1477 (IX86_BUILTIN_PMADCSWD): Ditto.
1478 (IX86_BUILTIN_PHADDBW): Ditto.
1479 (IX86_BUILTIN_PHADDBD): Ditto.
1480 (IX86_BUILTIN_PHADDBQ): Ditto.
1481 (IX86_BUILTIN_PHADDWD): Ditto.
1482 (IX86_BUILTIN_PHADDWQ): Ditto.
1483 (IX86_BUILTIN_PHADDDQ): Ditto.
1484 (IX86_BUILTIN_PHADDUBW): Ditto.
1485 (IX86_BUILTIN_PHADDUBD): Ditto.
1486 (IX86_BUILTIN_PHADDUBQ): Ditto.
1487 (IX86_BUILTIN_PHADDUWD): Ditto.
1488 (IX86_BUILTIN_PHADDUWQ): Ditto.
1489 (IX86_BUILTIN_PHADDUDQ): Ditto.
1490 (IX86_BUILTIN_PHSUBBW): Ditto.
1491 (IX86_BUILTIN_PHSUBWD): Ditto.
1492 (IX86_BUILTIN_PHSUBDQ): Ditto.
1493 (IX86_BUILTIN_PROTB): Ditto.
1494 (IX86_BUILTIN_PROTW): Ditto.
1495 (IX86_BUILTIN_PROTD): Ditto.
1496 (IX86_BUILTIN_PROTQ): Ditto.
1497 (IX86_BUILTIN_PROTB_IMM): Ditto.
1498 (IX86_BUILTIN_PROTW_IMM): Ditto.
1499 (IX86_BUILTIN_PROTD_IMM): Ditto.
1500 (IX86_BUILTIN_PROTQ_IMM): Ditto.
1501 (IX86_BUILTIN_PSHLB): Ditto.
1502 (IX86_BUILTIN_PSHLW): Ditto.
1503 (IX86_BUILTIN_PSHLD): Ditto.
1504 (IX86_BUILTIN_PSHLQ): Ditto.
1505 (IX86_BUILTIN_PSHAB): Ditto.
1506 (IX86_BUILTIN_PSHAW): Ditto.
1507 (IX86_BUILTIN_PSHAD): Ditto.
1508 (IX86_BUILTIN_PSHAQ): Ditto.
1509 (IX86_BUILTIN_FRCZSS): Ditto.
1510 (IX86_BUILTIN_FRCZSD): Ditto.
1511 (IX86_BUILTIN_FRCZPS): Ditto.
1512 (IX86_BUILTIN_FRCZPD): Ditto.
1513 (IX86_BUILTIN_CVTPH2PS): Ditto.
1514 (IX86_BUILTIN_CVTPS2PH): Ditto.
1515 (IX86_BUILTIN_COMEQSS): Ditto.
1516 (IX86_BUILTIN_COMNESS): Ditto.
1517 (IX86_BUILTIN_COMLTSS): Ditto.
1518 (IX86_BUILTIN_COMLESS): Ditto.
1519 (IX86_BUILTIN_COMGTSS): Ditto.
1520 (IX86_BUILTIN_COMGESS): Ditto.
1521 (IX86_BUILTIN_COMUEQSS): Ditto.
1522 (IX86_BUILTIN_COMUNESS): Ditto.
1523 (IX86_BUILTIN_COMULTSS): Ditto.
1524 (IX86_BUILTIN_COMULESS): Ditto.
1525 (IX86_BUILTIN_COMUGTSS): Ditto.
1526 (IX86_BUILTIN_COMUGESS): Ditto.
1527 (IX86_BUILTIN_COMORDSS): Ditto.
1528 (IX86_BUILTIN_COMUNORDSS): Ditto.
1529 (IX86_BUILTIN_COMFALSESS): Ditto.
1530 (IX86_BUILTIN_COMTRUESS): Ditto.
1531 (IX86_BUILTIN_COMEQSD): Ditto.
1532 (IX86_BUILTIN_COMNESD): Ditto.
1533 (IX86_BUILTIN_COMLTSD): Ditto.
1534 (IX86_BUILTIN_COMLESD): Ditto.
1535 (IX86_BUILTIN_COMGTSD): Ditto.
1536 (IX86_BUILTIN_COMGESD): Ditto.
1537 (IX86_BUILTIN_COMUEQSD): Ditto.
1538 (IX86_BUILTIN_COMUNESD): Ditto.
1539 (IX86_BUILTIN_COMULTSD): Ditto.
1540 (IX86_BUILTIN_COMULESD): Ditto.
1541 (IX86_BUILTIN_COMUGTSD): Ditto.
1542 (IX86_BUILTIN_COMUGESD): Ditto.
1543 (IX86_BUILTIN_COMORDSD): Ditto.
1544 (IX86_BUILTIN_COMUNORDSD): Ditto.
1545 (IX86_BUILTIN_COMFALSESD): Ditto.
1546 (IX86_BUILTIN_COMTRUESD): Ditto.
1547 (IX86_BUILTIN_COMEQPS): Ditto.
1548 (IX86_BUILTIN_COMNEPS): Ditto.
1549 (IX86_BUILTIN_COMLTPS): Ditto.
1550 (IX86_BUILTIN_COMLEPS): Ditto.
1551 (IX86_BUILTIN_COMGTPS): Ditto.
1552 (IX86_BUILTIN_COMGEPS): Ditto.
1553 (IX86_BUILTIN_COMUEQPS): Ditto.
1554 (IX86_BUILTIN_COMUNEPS): Ditto.
1555 (IX86_BUILTIN_COMULTPS): Ditto.
1556 (IX86_BUILTIN_COMULEPS): Ditto.
1557 (IX86_BUILTIN_COMUGTPS): Ditto.
1558 (IX86_BUILTIN_COMUGEPS): Ditto.
1559 (IX86_BUILTIN_COMORDPS): Ditto.
1560 (IX86_BUILTIN_COMUNORDPS): Ditto.
1561 (IX86_BUILTIN_COMFALSEPS): Ditto.
1562 (IX86_BUILTIN_COMTRUEPS): Ditto.
1563 (IX86_BUILTIN_COMEQPD): Ditto.
1564 (IX86_BUILTIN_COMNEPD): Ditto.
1565 (IX86_BUILTIN_COMLTPD): Ditto.
1566 (IX86_BUILTIN_COMLEPD): Ditto.
1567 (IX86_BUILTIN_COMGTPD): Ditto.
1568 (IX86_BUILTIN_COMGEPD): Ditto.
1569 (IX86_BUILTIN_COMUEQPD): Ditto.
1570 (IX86_BUILTIN_COMUNEPD): Ditto.
1571 (IX86_BUILTIN_COMULTPD): Ditto.
1572 (IX86_BUILTIN_COMULEPD): Ditto.
1573 (IX86_BUILTIN_COMUGTPD): Ditto.
1574 (IX86_BUILTIN_COMUGEPD): Ditto.
1575 (IX86_BUILTIN_COMORDPD): Ditto.
1576 (IX86_BUILTIN_COMUNORDPD): Ditto.
1577 (IX86_BUILTIN_COMFALSEPD): Ditto.
1578 (IX86_BUILTIN_COMTRUEPD): Ditto.
1579 (IX86_BUILTIN_PCOMEQUB): Ditto.
1580 (IX86_BUILTIN_PCOMNEUB): Ditto.
1581 (IX86_BUILTIN_PCOMLTUB): Ditto.
1582 (IX86_BUILTIN_PCOMLEUB): Ditto.
1583 (IX86_BUILTIN_PCOMGTUB): Ditto.
1584 (IX86_BUILTIN_PCOMGEUB): Ditto.
1585 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
1586 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
1587 (IX86_BUILTIN_PCOMEQUW): Ditto.
1588 (IX86_BUILTIN_PCOMNEUW): Ditto.
1589 (IX86_BUILTIN_PCOMLTUW): Ditto.
1590 (IX86_BUILTIN_PCOMLEUW): Ditto.
1591 (IX86_BUILTIN_PCOMGTUW): Ditto.
1592 (IX86_BUILTIN_PCOMGEUW): Ditto.
1593 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
1594 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
1595 (IX86_BUILTIN_PCOMEQUD): Ditto.
1596 (IX86_BUILTIN_PCOMNEUD): Ditto.
1597 (IX86_BUILTIN_PCOMLTUD): Ditto.
1598 (IX86_BUILTIN_PCOMLEUD): Ditto.
1599 (IX86_BUILTIN_PCOMGTUD): Ditto.
1600 (IX86_BUILTIN_PCOMGEUD): Ditto.
1601 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
1602 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
1603 (IX86_BUILTIN_PCOMEQUQ): Ditto.
1604 (IX86_BUILTIN_PCOMNEUQ): Ditto.
1605 (IX86_BUILTIN_PCOMLTUQ): Ditto.
1606 (IX86_BUILTIN_PCOMLEUQ): Ditto.
1607 (IX86_BUILTIN_PCOMGTUQ): Ditto.
1608 (IX86_BUILTIN_PCOMGEUQ): Ditto.
1609 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
1610 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
1611 (IX86_BUILTIN_PCOMEQB): Ditto.
1612 (IX86_BUILTIN_PCOMNEB): Ditto.
1613 (IX86_BUILTIN_PCOMLTB): Ditto.
1614 (IX86_BUILTIN_PCOMLEB): Ditto.
1615 (IX86_BUILTIN_PCOMGTB): Ditto.
1616 (IX86_BUILTIN_PCOMGEB): Ditto.
1617 (IX86_BUILTIN_PCOMFALSEB): Ditto.
1618 (IX86_BUILTIN_PCOMTRUEB): Ditto.
1619 (IX86_BUILTIN_PCOMEQW): Ditto.
1620 (IX86_BUILTIN_PCOMNEW): Ditto.
1621 (IX86_BUILTIN_PCOMLTW): Ditto.
1622 (IX86_BUILTIN_PCOMLEW): Ditto.
1623 (IX86_BUILTIN_PCOMGTW): Ditto.
1624 (IX86_BUILTIN_PCOMGEW): Ditto.
1625 (IX86_BUILTIN_PCOMFALSEW): Ditto.
1626 (IX86_BUILTIN_PCOMTRUEW): Ditto.
1627 (IX86_BUILTIN_PCOMEQD): Ditto.
1628 (IX86_BUILTIN_PCOMNED): Ditto.
1629 (IX86_BUILTIN_PCOMLTD): Ditto.
1630 (IX86_BUILTIN_PCOMLED): Ditto.
1631 (IX86_BUILTIN_PCOMGTD): Ditto.
1632 (IX86_BUILTIN_PCOMGED): Ditto.
1633 (IX86_BUILTIN_PCOMFALSED): Ditto.
1634 (IX86_BUILTIN_PCOMTRUED): Ditto.
1635 (IX86_BUILTIN_PCOMEQQ): Ditto.
1636 (IX86_BUILTIN_PCOMNEQ): Ditto.
1637 (IX86_BUILTIN_PCOMLTQ): Ditto.
1638 (IX86_BUILTIN_PCOMLEQ): Ditto.
1639 (IX86_BUILTIN_PCOMGTQ): Ditto.
1640 (IX86_BUILTIN_PCOMGEQ): Ditto.
1641 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
1642 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
1643 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
1644 OPTION_MASK_ISA_ROUND for instructions that are shared between
1646 (bdesc_2arg): Ditto.
1647 (bdesc_sse_3arg): Ditto.
1648 (enum multi_arg_type): New enum for describing the various SSE5
1649 intrinsic argument types.
1650 (bdesc_multi_arg): New table for SSE5 intrinsics.
1651 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
1652 (ix86_expand_multi_arg_builtin): New function for creating SSE5
1654 (ix86_expand_builtin): Add SSE5 intrinsic support.
1655 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
1656 operand instructions.
1657 (ix86_expand_sse5_multiple_memory): New function to split the
1658 second memory reference from SSE5 instructions.
1659 (type_has_variadic_args_p): Delete in favor of stdarg_p.
1660 (ix86_return_pops_args): Use stdarg_p to determine if the function
1661 has variable arguments.
1662 (ix86_setup_incoming_varargs): Ditto.
1663 (x86_this_parameter): Ditto.
1665 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
1667 (ix86_expand_sse5_pack): Ditto.
1668 (ix86_sse5_valid_op_p): Ditto.
1669 (ix86_expand_sse5_multiple_memory): Ditto.
1671 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
1672 constant for SSE5 support.
1673 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
1674 (UNSPEC_SSE5_TRUEFALSE): Ditto.
1675 (UNSPEC_SSE5_PERMUTE): Ditto.
1676 (UNSPEC_SSE5_ASHIFT): Ditto.
1677 (UNSPEC_SSE5_LSHIFT): Ditto.
1678 (UNSPEC_FRCZ): Ditto.
1679 (UNSPEC_CVTPH2PS): Ditto.
1680 (UNSPEC_CVTPS2PH): Ditto.
1681 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
1683 (COM_FALSE_S): Ditto.
1684 (COM_FALSE_P): Ditto.
1685 (COM_TRUE_S): Ditto.
1686 (COM_TRUE_P): Ditto.
1687 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
1688 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
1690 (memory attribute): Ditto.
1691 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1692 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
1693 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1694 (floor<mode>2): Ditto.
1695 (ceil<mode>2): Ditto.
1696 (btrunc<mode>2): Ditto.
1697 (nearbyintdf2): Ditto.
1698 (nearbyintsf2): Ditto.
1699 (sse_setccsf): Disable if SSE5.
1700 (sse_setccdf): Ditto.
1701 (sse5_setcc<mode>): New support for SSE5 conditional move.
1702 (sse5_pcmov_<mode>): Ditto.
1704 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
1706 (SSEMODEF2P): Ditto.
1707 (ssemodesuffixf4): New mode attribute for SSE5.
1708 (ssemodesuffixf2s): Ditto.
1709 (ssemodesuffixf2c): Ditto.
1710 (sserotatemax): Ditto.
1711 (ssescalarmode): Ditto.
1712 (sse_maskcmpv4sf3): Disable if SSE5.
1713 (sse_maskcmpv2df3): Ditto.
1714 (sse_vmmaskcmpv4sf3): Ditto.
1715 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
1717 (sse5_vmfmadd<mode>4): Ditto.
1718 (sse5_fmsub<mode>4): Ditto.
1719 (sse5_vmfmsub<mode>4): Ditto.
1720 (sse5_fnmadd<mode>4): Ditto.
1721 (sse5_vmfnmadd<mode>4): Ditto.
1722 (sse5_fnmsub<mode>4): Ditto.
1723 (sse5_vmfnmsub<mode>4): Ditto.
1724 (sse5i_fmadd<mode>4): Ditto.
1725 (sse5i_fmsub<mode>4): Ditto.
1726 (sse5i_fnmadd<mode>4): Ditto.
1727 (sse5i_fnmsub<mode>4): Ditto.
1728 (sse5i_vmfmadd<mode>4): Ditto.
1729 (sse5i_vmfmsub<mode>4): Ditto.
1730 (sse5i_vmfnmadd<mode>4): Ditto.
1731 (sse5i_vmfnmsub<mode>4): Ditto.
1732 (mulv16qi3): Add SSE5 support.
1734 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
1735 (sse2_mulv4si3): Disable if SSE5.
1736 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
1737 (sse4_1_roundps): Ditto.
1738 (sse4_1_roundsd): Ditto.
1739 (sse4_1_roundss): Ditto.
1740 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
1742 (sse_maskcmpsf3): Ditto.
1743 (sse_vmmaskcmpv4sf3): Ditto.
1744 (sse2_maskcmpv2df3): Ditto.
1745 (sse2_maskcmpdf3): Ditto.
1746 (sse2_vmmaskcmpv2df3): Ditto.
1747 (sse2_eq<mode>3): Ditto.
1748 (sse2_gt<mode>3): Ditto.
1749 (sse5_pcmov_<mode>): Add SSE5 support.
1750 (vec_unpacku_hi_v16qi): Ditto.
1751 (vec_unpacks_hi_v16qi): Ditto.
1752 (vec_unpacku_lo_v16qi): Ditto.
1753 (vec_unpacks_lo_v16qi): Ditto.
1754 (vec_unpacku_hi_v8hi): Ditto.
1755 (vec_unpacks_hi_v8hi): Ditto.
1756 (vec_unpacku_lo_v8hi): Ditto.
1757 (vec_unpacks_lo_v8hi): Ditto.
1758 (vec_unpacku_hi_v4si): Ditto.
1759 (vec_unpacks_hi_v4si): Ditto.
1760 (vec_unpacku_lo_v4si): Ditto.
1761 (vec_unpacks_lo_v4si): Ditto.
1762 (sse5_pmacsww): New SSE5 intrinsic insn.
1763 (sse5_pmacssww): Ditto.
1764 (sse5_pmacsdd): Ditto.
1765 (sse5_pmacssdd): Ditto.
1766 (sse5_pmacssdql): Ditto.
1767 (sse5_pmacssdqh): Ditto.
1768 (sse5_pmacsdqh): Ditto.
1769 (sse5_pmacsswd): Ditto.
1770 (sse5_pmacswd): Ditto.
1771 (sse5_pmadcsswd): Ditto.
1772 (sse5_pmadcswd): Ditto.
1773 (sse5_pcmov_<move>): Conditional move support on SSE5.
1774 (sse5_phaddbw): New SSE5 intrinsic insn.
1775 (sse5_phaddbd): Ditto.
1776 (sse5_phaddbq): Ditto.
1777 (sse5_phaddwd): Ditto.
1778 (sse5_phaddwq): Ditto.
1779 (sse5_phadddq): Ditto.
1780 (sse5_phaddubw): Ditto.
1781 (sse5_phaddubd): Ditto.
1782 (sse5_phaddubq): Ditto.
1783 (sse5_phadduwd): Ditto.
1784 (sse5_phadduwq): Ditto.
1785 (sse5_phaddudq): Ditto.
1786 (sse5_phsubbw): Ditto.
1787 (sse5_phsubwd): Ditto.
1788 (sse5_phsubdq): Ditto.
1789 (sse5_pperm): Ditto.
1790 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
1791 (sse5_pperm_zero_v16qi_v8hi): Ditto.
1792 (sse5_pperm_sign_v8hi_v4si): Ditto.
1793 (sse5_pperm_zero_v8hi_v4si): Ditto.
1794 (sse5_pperm_sign_v4si_v2di): Ditto.
1795 (sse5_pperm_sign_v4si_v2di): Ditto.
1796 (sse5_pperm_pack_v2di_v4si): Ditto.
1797 (sse5_pperm_pack_v4si_v8hi): Ditto.
1798 (sse5_pperm_pack_v8hi_v16qi): Ditto.
1799 (sse5_perm<mode>): New SSE5 intrinsic insn.
1800 (rotl<mode>3): Ditto.
1801 (sse5_rotl<mode>3): Ditto.
1802 (sse5_ashl<mode>3): Ditto.
1803 (sse5_lshl<mode>3): Ditto.
1804 (sse5_frcz<mode>2): Ditto.
1805 (sse5s_frcz<mode>2): Ditto.
1806 (sse5_cvtph2ps): Ditto.
1807 (sse5_cvtps2ph): Ditto.
1808 (sse5_vmmaskcmp<mode>3): Ditto.
1809 (sse5_com_tf<mode>3): Ditto.
1810 (sse5_maskcmp<mode>3): Ditto.
1811 (sse5_maskcmp_uns<mode>3): Ditto.
1812 (sse5_maskcmp_uns2<mode>3): Ditto.
1813 (sse5_pcom_tf<mode>3): Ditto.
1815 * config/i386/predicates.md (const_0_to_31_operand): New predicate
1817 (sse5_comparison_float_operator): New predicate to match the
1818 comparison operators supported by the SSE5 com instruction.
1819 (ix86_comparison_int_operator): New predicate to match just the
1820 signed int comparisons.
1821 (ix86_comparison_uns_operator): New predicate to match just the
1822 unsigned int comparisons.
1824 * doc/invoke.texi (-msse5): Add documentation.
1825 (-mfused-madd): Ditto.
1827 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
1829 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
1831 (x86_64-*-*): Ditto.
1833 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
1835 * config/i386/bmmintrin.h: New file, provide common x86 compiler
1836 intrinisics for SSE5.
1838 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
1841 * config/i386/mmintrin-common.h: New file, to contain common
1842 instructions between SSE4.1 and SSE5.
1844 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
1845 FOREACH_FUNCTION_ARGS to iterate over the argument list.
1846 (gen_regparm_prefix): Ditto.
1848 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
1849 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
1850 prototype_p to determine if a function is prototyped.
1852 2007-09-12 Janis Johnson <janis187@us.ibm.com>
1854 * config/dfp-bit.c (dfp_conversion_exception): New function.
1855 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
1856 (DFP_TO_INT): Ditto.
1857 (INT_TO_DFP): Ditto.
1858 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
1860 2007-09-12 Jakub Jelinek <jakub@redhat.com>
1863 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
1864 before sp restoration even when total_size is 0, but
1865 frame_pointer_needed.
1867 2007-09-12 Bob Wilson <bob.wilson@acm.org>
1869 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
1870 (xtensa_copy_incoming_a7): Use start_sequence instead of
1871 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
1872 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
1873 of the saveregs sequence.
1875 2007-09-12 Richard Sandiford <richard@codesourcery.com>
1877 * c-tree.h (grokfield): Add a "tree *" argument.
1878 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
1879 Chain nested decl attributes to it. Don't call decl_attributes here.
1880 (groktypename): Pass grokdeclarator a pointer to the attribute list.
1881 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
1882 (grokfield): Take a pointer to the decl's attributes and pass
1883 it to grokdeclarator.
1884 * c-parser.c (c_parser_struct_declaration): Update the calls to
1885 grokfield. Call decl_attributes for anonymous struct and union
1888 2007-09-12 Jan Hubicka <jh@suse.cz>
1890 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
1892 2007-09-12 Ira Rosen <irar@il.ibm.com>
1894 PR tree-optimization/32377
1895 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
1896 between positive and negative dependence distance using DDR_REVERSED_P.
1898 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
1900 PR tree-optimization/33373
1901 * tree-vect-analyze (vect_determine_vectorization_factor): Call
1902 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
1904 2007-09-12 Jan Hubicka <jh@suse.cz>
1907 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
1910 2007-09-12 Christian Bruel <christian.bruel@st.com>
1912 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
1913 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
1915 2007-09-12 Ira Rosen <irar@il.ibm.com>
1917 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
1918 for oprnd1 if not required.
1919 (vectorizable_operation): Use scalar operand in SLP in case of
1920 shift with scalar argument.
1922 2007-09-12 Ira Rosen <irar@il.ibm.com>
1924 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
1927 2007-09-11 James E. Wilson <wilson@specifix.com>
1929 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
1930 TARGET_UNWIND_INFO is defined.
1931 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
1934 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
1936 * config/sh/sh.c (calc_live_regs): Use
1937 current_function_saves_all_registers instead of
1938 current_function_has_nonlocal_label.
1939 (sh_allocate_initial_value): Likewise.
1940 (sh_get_pr_initial_val): Likewise.
1941 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
1942 * config/sh/sh.md (load_ra): Likewise.
1944 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
1946 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
1949 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
1950 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
1952 2007-09-12 Sa Liu <saliu@de.ibm.com>
1954 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
1955 operands to DFmode GE or LE compares.
1957 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1959 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
1960 REG_CLASS_NAMES): Add P0REGS.
1961 (REGNO_REG_CLASS): Return it where appropriate.
1962 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
1963 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
1964 * doc/md.texi (Blackfin family): Document 'q' constraints.
1966 2007-09-11 Steve Kenton <skenton@ou.edu>
1968 * pa/linux-unwind.h: Guard with inhibit_libc.
1969 * pa/hpux-unwind.h: Likewise.
1971 2007-09-11 David Daney <ddaney@avtrex.com>
1973 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
1974 * doc/install.texi: Document new --with-llsc and --without-llsc
1976 * config.gcc: Handle --with-llsc and --without-llsc configure options.
1977 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
1978 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
1980 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
1981 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1982 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1983 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1984 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
1985 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
1986 * config/mips/mips.opt (mllsc): New option.
1987 * config/mips/mips.c (mips_llsc): Define variable.
1988 (mips_handle_option): Handle mllsc option.
1989 (override_options): Set mips_print_operand_punct for '|' and '-'.
1990 (print_operand): Add new %| and %- operand codes.
1991 * config/mips/mips.h (mips_llsc_setting): New enum type.
1992 (mips_llsc): Declare.
1993 (OPTION_DEFAULT_SPECS): Add llsc handling.
1994 (GENERATE_SYNC): New macro.
1995 (GENERATE_LL_SC): New macro.
1996 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
1997 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1998 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
1999 in %| and %- operand codes.
2001 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
2003 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
2004 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
2006 2007-09-11 Jason Merrill <jason@redhat.com>
2009 * stor-layout.c (layout_decl): Do pack variable size fields.
2011 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
2013 * config/m68k/predicates.md (movsi_const0_operand,
2014 non_symbolic_call_operand): New predicates.
2016 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
2018 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
2019 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
2020 CW, CZ, CS, Ap and Ac.
2022 * config/m68k/m68k.md (UNSPEC_IB): New constant.
2023 (constraints.md): New include.
2024 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
2025 opx_mem, opy_mem, op_mem, guess, split): New attributes.
2026 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
2028 (pushdi): Add split.
2029 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
2030 attributes. Split tstsi_internal_68020_cf from it.
2031 (tstsi_internal_68020_cf): New pattern.
2032 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
2033 (tst<mode>_cf): Specify attributea.
2034 (cmpsi_cf): Name pattern. Specify attributes.
2035 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
2036 (pushexthisi_const): Fix to use alternatives. Specify
2038 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
2039 from it. Fix to use alternatives. Specify attributes.
2040 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
2041 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
2043 (movsf_cf_soft): Specify attributes.
2044 (movdf_cf_soft): Add split.
2045 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
2046 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
2047 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
2048 (truncdfsf2_68881): Name pattern. Specify attributes.
2049 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
2050 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
2051 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
2053 (addsi3_5200): Fix to use alternatives. Specify attributes.
2055 (add<mode>3_cf, subdi_dishl32): Specify attributes.
2056 (subsi3): Add alternative for subq.l. Specify attributes.
2057 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
2058 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
2060 (umulhisi3): Specify attributes.
2061 (mulhisisi3_z): Name pattern. Specify attributes.
2062 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
2063 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
2064 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
2065 bsetmemqi): Specify attributes.
2066 (bsetmemqi_ext): Name pattern. Specify attributes.
2067 (bclrmemqi): Specify attributes.
2068 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
2069 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
2071 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
2072 pattern. Specify attributes.
2073 (jump): Specify attributes.
2074 (tablejump_internal): Name pattern. Specify attributes.
2075 (call_value): Split into non_symbolic_call_value,
2076 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
2077 alternatives. Specify attributes.
2078 (non_symbolic_call_value, symbolic_call_value_jsr,
2079 symbolic_call_value_bsr): New patterns.
2080 (nop, return, unlink, indirect_jump): Specify attributes.
2081 (trap): Fix condition. Specify attributes.
2084 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
2085 (override_options): Initialize it. Initialize m68k_sched_cpu.
2086 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
2087 (const_method): Make global, rename to m68k_const_method.
2088 (const_int_cost, output_move_const_into_data_reg): Update.
2089 (output_move_double): Parametrize to emit rtl code, rename to
2091 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
2092 emit_movsi): New static functions.
2093 (output_move_double): New function with semantics of old
2095 (m68k_emit_move_double): New function.
2096 (m68k_sched_cpu): New variable.
2097 (attr_op_type): New enum.
2098 (sched_guess_p): New variable.
2099 (sched_address_type, sched_operand_type, sched_attr_op_type):
2100 New static functions.
2101 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
2102 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
2103 (sched_branch_type): New static variable.
2104 (m68k_sched_branch_type): New function.
2105 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
2106 (m68k_symbolic_call_var): Declare.
2107 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
2108 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
2109 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
2110 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
2113 2007-09-11 Jakub Jelinek <jakub@redhat.com>
2115 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
2116 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
2117 error if __builtin_va_arg_pack_len () wasn't optimized out during
2119 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
2120 with the number of inline's anonymous arguments.
2121 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
2123 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
2125 * fold-const.c (extract_muldiv_1): Do not simplify
2128 2007-09-11 Jan Hubicka <jh@suse.cz>
2130 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
2131 (TARGET_INTER_UNIT_CONVERSIONS): New.
2132 * i386.md (floatsi expanders): Remove redundant check for SImode
2133 source; offload to memory when asked for.
2134 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
2135 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
2137 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
2138 floatsidf2_mixed_memory, floatsidf2_sse_memory
2139 floatdisf2_mixed_memory, floatsisf2_sse_memory,
2140 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
2142 2007-09-11 Jan Hubicka <jh@suse.cz>
2144 * toplev.c (process_options): all frontends now do unit-at-a-time.
2145 * cgraphunit.c: update comments.
2146 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
2147 * c-decl.c (finish_function): use cgraph_add_new_function.
2148 * function.c (expand_function_end): We are always unit-at-a-time.
2150 2007-09-11 Richard Sandiford <richard@codesourcery.com>
2152 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
2153 settings for MIPS16.
2154 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
2156 2007-09-11 Richard Sandiford <richard@codesourcery.com>
2158 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
2159 SYMBOL_FORCE_TO_MEM constants.
2160 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
2161 (mips16_rewrite_pool_refs_info): New structure.
2162 (mips16_rewrite_pool_constant): New function, split out from...
2163 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
2164 mips16_rewrite_pool_refs_info structure rather than a pointer
2165 to a constant pool. Force force_to_mem_operands into memory.
2166 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
2167 * config/mips/predicates.md (force_to_mem_operand): New predicate.
2168 * config/mips/constraints.md (kf): New constraint.
2169 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
2170 (*movsi_mips16): Likewise.
2172 2007-09-11 Richard Sandiford <richard@codesourcery.com>
2173 Nigel Stephens <nigel@mips.com>
2174 David Ung <davidu@mips.com>
2176 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
2177 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
2178 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
2179 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
2180 (mips_zero_extend_cost): New functions.
2181 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
2182 Use the new functions. Tweak many cost estimates, both here
2183 and in the new subroutines. Return false when the cost of the
2184 operands has not been calculated. Check for *clear_upper32.
2185 Check for floating-point multiply-add, reciprocal and rsqrt
2186 patterns. Handle comparison and rotation codes.
2188 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
2190 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
2192 * config/i386/i386.c (get_dllimport_decl): Don't strip
2195 2007-09-10 Janis Johnson <janis187@us.ibm.com>
2198 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
2199 declarations to top.
2200 (DFP_TO_BFP): Use for either XFmode or TFmode.
2201 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
2203 * config/dfp-bit.h: Include float.h.
2204 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
2205 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
2206 which doesn't mean the same thing.
2207 (BFP_KIND): Use 4 to mean TFmode.
2208 (BFP_FMT): Specify the number of decimal digits based on the
2209 number of mantissa digits.
2210 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
2211 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
2212 (STR_TO_BFP): Use strtold for XFmode or TFmode.
2213 (TFtype): Define if TFmode is supported.
2214 * doc/libgcc.texi (Decimal float library routines): Document
2215 TF conversion functions.
2217 2007-09-10 Chao-ying Fu <fu@mips.com>
2219 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
2220 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2221 (mips_emit_compare): Process fixed-point modes.
2222 (mips_pad_arg_upward): Support fixed-point types.
2223 (override_options): Allow fixed-point modes in accumulators.
2224 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
2225 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
2226 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
2227 (mips_scalar_mode_supported_p): New function to accept fixed-point
2228 modes if the width is not greater than two BITS_PER_WORD.
2229 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
2230 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2231 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2232 LONG_LONG_ACCUM_TYPE_SIZE): Define.
2233 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
2235 ("IMODE"): New mode attribute.
2236 (mips-fixed.md): Include.
2237 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
2239 * config/mips/mips-fixed.md: New file.
2241 2007-09-11 Ben Elliston <bje@au.ibm.com>
2243 * config/spu/spu.md: Formatting fixes.
2245 2007-09-10 Janis Johnson <janis187@us.ibm.com>
2247 * config/dfp-bit.c (dfp_unary_func): Delete.
2248 (dfp_unary_op): Delete.
2249 (dfp_binary_op): Use decFloat functions instead of decNumber
2250 functions for binary operations.
2251 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
2252 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
2254 (dfp_compare_op): Use decFloat functions insteadof decNumber
2255 functions for comparisons.
2256 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
2257 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
2259 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
2260 call to dxx_binary_op and decFloat function.
2261 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
2262 calls to dxx_binary_op and decFloat function.
2263 * config/dfp-bit.h: Include decFloat header files.
2264 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
2265 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
2266 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
2267 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
2269 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
2270 Jan Sjodin <jan.sjodin@amd.com>
2272 * tree-vect-analyze.c (vect_analyze_operations): Change
2273 comparison of loop iterations with threshold to less than
2274 or equal to instead of less than. Reduce
2275 min_scalar_loop_bound by one.
2276 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
2277 Change prologue and epilogue iterations estimate to vf/2,
2278 when unknown at compile-time. Change versioning guard
2279 cost to taken_branch_cost. If peeling for alignment is
2280 unknown at compile-time, change peel guard costs to one
2281 taken branch and one not-taken branch per peeled loop.
2282 If peeling for alignment is known but number of scalar loop
2283 iterations is unknown at compile-time, change peel guard
2284 costs to one taken branch per peeled loop. Change the cost
2285 model equation to consider vector iterations as the loop
2286 iterations less the prologue and epilogue iterations.
2287 Change outside vector cost check to less than or equal to
2288 zero instead of equal to zero.
2289 (vect_do_peeling_for_loop_bound): Reduce
2290 min_scalar_loop_bound by one.
2291 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
2292 TARG_COND_NOT_TAKEN_BRANCH_COST.
2293 * config/i386/i386.h (processor_costs): Add
2294 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
2295 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
2296 vec_align_load_cost, vect_unalign_load_cost,
2297 vec_store_cost, cond_taken_branch_cost,
2298 cond_not_taken_branch_cost.
2299 Define macros for x86 costs.
2300 * config/i386/i386.c:
2301 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
2302 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
2303 scalar_to_vec_cost, vec_align_load_cost,
2304 vect_unalign_load_cost, vec_store_cost,
2305 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
2306 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
2307 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
2308 core2_cost, generic64_cost, generic32_cost): Set to default
2310 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
2311 (x86_builtin_vectorization_cost): New.
2313 2007-09-10 Janis Johnson <janis187@us.ibm.com>
2314 Ben Elliston <bje@au.ibm.com>
2316 * dfp.c: Include decimal128Local.h;
2317 (dfp_byte_swap): Remove.
2318 (encode_decimal32, decode_decimal32): Don't handle endianness.
2319 (encode_decimal64, decode_decimal64): Ditto.
2320 (encode_decimal128, decode_decimal128): Ditto.
2321 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
2323 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
2325 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
2326 * Makefile.in (DECNUM_H): Add decimal128Local.h.
2328 2007-09-10 David Daney <ddaney@avtrex.com>
2330 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
2332 (memory_barrier): Rewrote as an insn that clobbers memory.
2334 2007-09-10 Richard Sandiford <richard@codesourcery.com>
2336 * config/mips/mips.c (mips_global_pointer): Check
2337 call_really_used_regs instead of call_used_regs.
2338 (mips_save_reg_p): Likewise. Save all call-saved registers
2339 if current_function_saves_all_registers. Fix indentation.
2340 No longer treat $18 as a special case.
2341 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
2343 2007-09-10 Richard Sandiford <richard@codesourcery.com>
2345 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
2346 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
2347 the introductory comment.
2348 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
2349 (override_options): Don't test for it.
2350 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
2351 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
2352 * config/mips/vr.h: As for config/mips/sde.h.
2354 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2355 Revital Eres <eres@il.ibm.com>
2357 * target.h (struct gcc_target.sched): New field: sms_res_mii.
2358 (struct ddg): Define.
2359 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
2360 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
2361 * config/spu/spu.c: Include ddg.h.
2362 (TARGET_SCHED_SMS_RES_MII): Define.
2363 (spu_sms_res_mii): New function to calculate mii.
2364 * modulo-sched (res_MII): Use it.
2365 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
2367 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
2369 * config/s390/s390.c (s390_dump_pool): Create copy of constant
2370 pool entries since they might hold values that must not be shared.
2372 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
2375 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
2376 Use 'N' operand constraint for op2.
2377 (lshr<mode>3): Ditto.
2378 (ashl<mode>3): Ditto.
2379 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
2380 (vec_shr_<mode>): Ditto.
2381 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
2382 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
2384 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
2386 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
2387 Change mode macro in the last real_2expN parameter to uppercase.
2389 2007-09-10 Michael Matz <matz@suse.de>
2391 * tree-pass.h (pass_cselim): Declare new pass.
2392 * passes.c (init_optimization_passes): Link in pass_cselim.
2393 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
2394 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
2395 cond_store_replacement.
2396 (condstoretemp): New static variable.
2397 (cond_store_replacement): New function.
2398 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
2399 tree_ssa_phiopt_worker.
2400 (struct name_to_bb): New.
2401 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
2402 nt_init_block, nt_fini_block): New static functions.
2403 (seen_ssa_names, nontrap_set): New static variables.
2404 (gate_cselim, pass_cselim): Define new pass.
2405 * common.opt (ftree-cselim): New flag.
2406 * toplev.c (process_options): Set flag_tree_cselim if required.
2408 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
2410 * simplify-rtx.c (simplify_relational_operation_1): For recent
2411 canonicalization, don't recurse if op1 equals both PLUS arguments.
2413 2007-09-09 David Daney <ddaney@avtrex.com>
2415 * optabs.c (expand_sync_operation): Use plus insn if minus
2417 (expand_sync_fetch_operation): Ditto.
2419 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
2421 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
2423 (*floatsisf2_sse_vector): Likewise.
2425 2007-09-09 Krister Walfridsson <cato@df.lth.se>
2427 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
2429 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
2431 * config/i386/i386.h (ix86_tune_indices): Rename
2432 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
2433 (TARGET_USE_VECTOR_CONVERTS): Updated.
2434 * config/i386/i386.c: Likewise.
2436 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
2437 Nigel Stephens <nigel@mips.com>
2439 * doc/invoke.texi (Overall Options): Add .sx file extension
2440 as a synonym for .S.
2441 * cppspec.c (known_suffixes): Likewise.
2442 * gcc.c (default_compilers): Likewise.
2444 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
2447 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
2448 * simplify-rtx.c (simplify_relational_operation_1): Add the
2449 canonicalization from i386.h.
2450 * doc/md.texi (Canonicalization of Instructions): Document it.
2452 2007-09-09 Jan Hubicka <jh@suse.cz>
2453 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2455 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
2456 (TARGET_USE_VECTOR_CONVERTS): New.
2457 * i386.md: New post-reload splitters for converting SF to DF and DF to
2459 (floatsi* expander): Special case vector conversions.
2460 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
2461 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
2462 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
2463 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
2464 Disable when doing vector converts.
2465 (floatsi<mode>2_i387): Disable when
2466 * sse.md (vec_dupv2df): Export.
2467 * i386.c (ix86_tune_features): Enable SSE conversions.
2469 2007-09-09 Richard Guenther <rguenther@suse.de>
2471 * tree-ssa-operands.c (add_virtual_operand): Only mark
2472 stores as has_volatile_ops if alias information is not available.
2474 2007-09-09 Revital Eres <eres@il.ibm.com>
2476 * doc/contrib.texi: Add myself.
2478 2007-09-09 Ira Rosen <irar@il.ibm.com>
2480 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
2481 stmt_vinfo_set_outside_of_loop_cost): New functions.
2482 * tree-vect-transform.c (vect_get_cost_fields): Remove.
2483 (vect_model_simple_cost): Call
2484 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
2485 field instead of calling vect_get_cost_fields.
2486 (vect_model_store_cost, vect_model_load_cost): Likewise.
2488 2007-09-09 Revital Eres <eres@il.ibm.com>
2490 * config/rs6000/rs6000.c (paired_init_builtins): Add const
2491 declaration to bdesc_paired_preds variable.
2492 (paired_expand_builtin): Likewise.
2494 2007-09-09 Revital Eres <eres@il.ibm.com>
2496 * dbgcnt.def (sms_sched_loop): New counter.
2497 * modulo-sched.c: Use sms_sched_loop instead of
2498 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
2499 perform swing modulo scheduling on. Include dbgcnt.h.
2500 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
2501 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
2503 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
2505 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
2506 Substitute all uses with ...
2507 (MODEF): New mode iterator.
2509 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
2510 from pre-regalloc define_insn_and_split splitter pattern.
2511 (*fix_trunc<mode>_i387_1): Ditto.
2512 (*fistdi2_1): Ditto.
2513 (*fist<mode>2_1): Ditto.
2514 (frndintxf2_floor): Ditto.
2515 (*fist<mode>2_floor_1): Ditto.
2516 (frndintxf2_ceil): Ditto.
2517 (*fist<mode>2_ceil_1): Ditto.
2518 (frndintxf2_trunc): Ditto.
2519 (frndintxf2_mask_pm): Ditto.
2521 (prologue): Use (const_int 0) as never generated filler insn.
2523 (sibcall_epilogue): Ditto.
2524 (eh_return_si): Ditto.
2525 (eh_return_di): Ditto.
2527 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
2528 using MODEF mode iterator.
2529 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
2530 using MODEF mode iterator.
2531 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
2532 using MODEF mode iterator.
2533 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
2534 Macroize expander using MODEF mode iterator.
2536 (zero_extendsidi2): Remove operand constraints from expander.
2537 (smuldi3_highpart): Ditto.
2538 (indirect_jump): Ditto.
2541 * config/i386/sse.md (storentv4sf): Ditto.
2542 (storentv2df): Ditto.
2543 (storentv2di): Ditto.
2545 (sse2_cvtpd2ps): Ditto.
2546 (vec_interleave_highv16qi): Ditto.
2547 (vec_interleave_lowv16qi): Ditto.
2548 (vec_interleave_highv8hi): Ditto.
2549 (vec_interleave_lowv8hi): Ditto.
2550 (vec_interleave_highv4si): Ditto.
2551 (vec_interleave_lowv4si): Ditto.
2552 (vec_interleave_highv2di): Ditto.
2553 (vec_interleave_lowv2di): Ditto.
2554 (sse2_maskmovdqu): Ditto.
2555 * config/i386/mmx.md (mmx_maskmovq): Ditto.
2557 2007-09-09 Ira Rosen <irar@il.ibm.com>
2559 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
2560 (struct _slp_tree, struct _slp_instance): Define new data structures
2561 along macros for their access.
2562 (struct _loop_vec_info): Define new fields: strided_stores,
2563 slp_instances, and slp_unrolling_factor along macros for their access.
2564 (enum slp_vect_type): New.
2565 (struct _stmt_vec_info): Define new field, slp_type, and macros for
2567 (STMT_VINFO_STRIDED_ACCESS): New macro.
2568 (vect_free_slp_tree): Declare.
2569 (vectorizable_load): Add an argument of type slp_tree.
2570 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
2571 vectorizable_assignment): Likewise.
2572 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
2573 Declare (make extern).
2574 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
2575 (new_loop_vec_info): Likewise.
2576 (destroy_loop_vec_info): Free memory allocated for SLP structures.
2577 * tree-vect-analyze.c: Include recog.h.
2578 (vect_update_slp_costs_according_to_vf): New.
2579 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
2580 functions. For not pure SLP stmts with strided access check that the
2581 group size is power of 2. Update the vectorization factor according to
2582 SLP. Call vect_update_slp_costs_according_to_vf.
2583 (vect_analyze_group_access): New.
2584 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
2585 (vect_free_slp_tree): New functions.
2586 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
2587 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
2588 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
2589 vect_detect_hybrid_slp): Likewise.
2590 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
2591 and vect_detect_hybrid_slp.
2592 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
2593 SLP costs into account.
2594 (vect_get_cost_fields): New function.
2595 (vect_model_simple_cost): Make extern, add SLP parameter and handle
2597 (vect_model_store_cost, vect_model_load_cost): Likewise.
2598 (vect_get_constant_vectors): New function.
2599 (vect_get_slp_vect_defs, vect_get_slp_defs,
2600 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
2601 vect_get_vec_defs): Likewise.
2602 (vectorizable_reduction): Don't handle SLP for now.
2603 (vectorizable_call): Don't handle SLP for now. Add argument to
2604 vect_model_simple_cost.
2605 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
2606 get SLPed and vectorized defs). Fix indentation and spacing.
2607 (vectorizable_assignment): Handle SLP.
2608 (vectorizable_induction): Don't handle SLP for now.
2609 (vectorizable_operation): Likewise.
2610 (vectorizable_type_demotion): Add argument to
2611 vect_model_simple_cost.
2612 (vectorizable_type_promotion): Likewise.
2613 (vectorizable_store, vectorizable_load): Handle SLP.
2614 (vectorizable_condition): Don't handle SLP for now.
2615 (vect_transform_stmt): Add a new argument for SLP. Check that there is
2616 no SLP transformation required for unsupported cases. Add SLP
2617 argument for supported cases.
2618 (vect_remove_stores): New function.
2619 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
2620 (vect_transform_loop): Schedule SLP instances.
2621 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
2623 2007-09-09 Andrew Haley <aph@redhat.com>
2625 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
2628 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
2630 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
2631 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
2632 Similar for what label_refs can go in the JUMP_TARGET field. Split
2633 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
2634 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
2635 REG_LABEL when replacing an operand with a LABEL_REF for a
2637 (subst_reloads): When replacing a LABEL_REG with a register,
2638 instead of generating a REG_LABEL note, assert that there already
2639 is one or that the label is a known target for the insn.
2640 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
2641 note, check the JUMP_LABEL field. Remove "else" after return.
2642 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
2643 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
2644 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
2645 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
2646 insns. Iterate over all notes; don't assume there's only one.
2647 * cse.c (recorded_label_ref): Adjust comment to refer to
2649 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
2650 insns, not just NONJUMP_INSN_P.
2651 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
2652 isn't a jump target.
2653 * jump.c (rebuild_jump_labels): Adjust head comment.
2654 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
2655 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
2656 (mark_all_labels): For JUMP_P insns without a target, check if the
2657 the target is noted on the previous nonjump insn.
2658 (mark_jump_label_1): New function, guts from mark_jump_label.
2659 <case IF_THEN_ELSE>: Handle first operand as a non-target when
2660 marking jump target labels.
2661 <case LABEL_REF>: Adjust for whether to generate a
2662 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
2663 For 'E' format rtl, iterate in descending element order.
2664 (delete_related_insns): Handle both REG_LABEL_TARGET and
2665 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
2666 reference count, delete and fallthrough. Move finding-next-
2667 non-deleted insn last in the function. Look at all INSN_P insns
2668 for REG_LABEL_OPERAND notes.
2669 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
2671 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
2672 JUMP_LABEL, output the INSN_UID of it.
2673 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
2674 and/or REG_LABEL_TARGET.
2675 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
2676 with jump.c copy by only adding notes for labels actually
2677 referenced in the insn.
2678 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
2679 usage count increment; handle all INSN_P trial insns.
2680 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
2682 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
2683 REG_LABEL_TARGET and REG_LABEL_OPERAND.
2684 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
2686 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
2687 JUMP_P insns and REG_LABEL_OPERAND everywhere.
2688 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
2689 on all INSN_P insns.
2690 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
2691 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
2692 REG_LABEL_OPERAND notes.
2693 * reload1.c (calculate_needs_all_insns): Adjust comments.
2694 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
2695 * config/alpha/alpha.md (split for load of an address into a
2696 four-insn sequence on Unicos/Mk): Adjust to use
2698 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
2700 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2703 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2704 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
2705 FOR_BB_INSNS_SAFE instead of for loop.
2706 * cse.c (cse_extended_basic_block): Likewise.
2707 * postreload.c (reload_cse_regs_1): New variable next. Make sure
2708 that the for loop does not invoke NEXT_INSN on a deleted insn.
2709 * function.c (instantiate_virtual_regs): Likewise.
2710 * lower-subreg.c (remove_retval_note): Likewise.
2711 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
2713 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
2715 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
2716 insn, if it's a jump.
2717 (try_redirect_by_replacing_jump): New variable jump_p. Call
2718 tablejump_p before delete_insn_chain.
2719 * reload1.c (reload): New variable next. Make sure that the for
2720 loop does not invoke NEXT_INSN on a deleted insn.
2721 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
2722 (delete_output_reload): New variable prev. Make sure the the for
2723 loops do not invoke PREV_INSN on a deleted insn.
2725 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2727 * pa/constraints.md: Remove 'X' from unused letters comment.
2729 2007-09-08 Richard Guenther <rguenther@suse.de>
2731 * tree-tailcall.c (find_tail_calls): If we don't have aliases
2732 computed check stmt_ann->references_memory instead of counting
2735 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
2737 * cse.c (fold_rtx): Use validate_unshare_change() instead of
2738 validate_change() in one more case.
2740 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
2742 PR tree-optimization/32283
2743 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
2744 estimated_loop_iterations.
2745 (determine_use_iv_cost_condition): Decrease cost of expressions
2746 used in iv elimination.
2748 2007-09-08 Richard Guenther <rguenther@suse.de>
2750 * tree-cfg.c (verify_gimple_expr): Avoid building new
2751 pointer types, use TYPE_POINTER_TO if available instead.
2753 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
2756 PR rtl-optimization/26449
2757 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
2758 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
2760 (mulv16qi3): Implement as define_insn_and_split pattern instead of
2761 define_expand. Split insn in split1 pass.
2764 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
2766 PR tree-optimization/33301
2767 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
2770 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
2772 PR tree-optimization/32183
2773 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
2775 * tree-ssa-reassoc.c: Include cfgloop.h.
2776 (is_reassociable_op): Add a loop argument and return true only
2778 (linearize_expr): Updated.
2779 (should_break_up_subtract): Likewise.
2780 (linearize_expr_tree): Likewise.
2781 (init_reassoc): Call loop_optimizer_init with
2782 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
2783 with CDI_DOMINATORS.
2784 (fini_reassoc): Call loop_optimizer_finalize.
2786 2007-09-07 Sterling Augustine <sterling@tensilica.com>
2788 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
2789 if there is no i-cache.
2791 2007-09-07 Richard Guenther <rguenther@suse.de>
2794 2007-09-06 Richard Guenther <rguenther@suse.de>
2796 PR tree-optimization/32586
2797 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2798 folding if nothing changed.
2799 (simplify_unary_expression): New function. Do tree combining
2800 on conversion like codes.
2801 (try_to_simplify): Call it.
2803 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2806 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
2807 (__gthread_active,__gthread_start, __gthread_active_init): New.
2808 * gthr-posix95.h: Likewise.
2810 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
2812 * function.h (struct function): Rename calls_unwind_init
2813 to saves_all_registers.
2814 (current_function_saves_all_registers): Renamed from
2815 current_function_calls_unwind_init.
2816 * reload1.c (reload): Set current_function_saves_all_registers.
2817 * except.c (expand_builtin_unwind_init): Likewise.
2818 * config/m68k/m68k.c (m68k_save_reg): Use
2819 current_function_saves_all_registers to save pic register.
2821 2007-09-07 Janis Johnson <janis187@us.ibm.com>
2823 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
2824 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
2826 Reapply reverted changes:
2828 2007-09-06 Jan Hubicka <jh@suse.cz>
2830 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
2833 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2835 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2836 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2838 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2840 * optabs.c (expand_float): Convert unsigned integer as signed only
2841 if it provides sufficient accuracy; add mode argument to real_2expN.
2842 (expand_fix): Fix comment typos; extend binary float into mode
2843 wider than destination for converion to unsigned integer; add mode
2844 argument to real_2expN.
2845 * real.c (real_2expN): Add mode argument to special-case decimal
2847 * real.h (real_2expN): Ditto.
2848 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2850 (fixed_from_string): Ditto.
2851 (fixed_to_decimal): Ditto.
2852 (fixed_convert_from_real): Ditto.
2853 (real_convert_from_fixed): Ditto.
2854 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2855 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2856 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2857 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2859 2007-09-07 Diego Novillo <dnovillo@google.com>
2861 * tree-flow.h (const_block_stmt_iterator): Remove.
2862 Update all users to use block_stmt_iterator.
2863 * tree-iterator.h (const_tree_stmt_iterator): Remove.
2864 Update all users to use tree_stmt_iterator.
2866 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
2868 * config/mips/mips.c (mips_set_current_function): Temporarily
2869 make this a no-op to fix bootstrap errors, pending rewrite.
2871 2007-09-07 Jan Hubicka <jh@suse.cz>
2873 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
2876 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
2878 PR tree-optimization/33299
2879 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
2880 uses for all relevant loop-exit phis, not just the first.
2882 2007-09-07 Richard Guenther <rguenther@suse.de>
2885 * tree-ssa-operands.c (access_can_touch_variable): An access
2886 of the form (*p)[0] can touch a variable of same size.
2888 2007-09-07 Jan Hubicka <jh@suse.cz>
2890 * passes.c (init_optimization_passes): Add simple dce and addressable
2892 * tree-ssa.c (execute_update_addresses_taken): New function.
2893 (pass_update_address_taken): New.
2894 * tree-ssa-dse.c (execute_simple_dse): New function.
2895 (pass_simple_dse): New.
2896 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
2898 2007-09-07 Tobias Burnus <burnus@net-b.de>
2901 * doc/invoke.texi: Fix -Wstrict-overflow= table.
2903 2007-09-07 Richard Guenther <rguenther@suse.de>
2906 2007-09-06 Richard Guenther <rguenther@suse.de>
2908 PR tree-optimization/32586
2909 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2910 folding if nothing changed.
2911 (simplify_unary_expression): New function. Do tree combining
2912 on conversion like codes.
2913 (try_to_simplify): Call it.
2915 2007-09-07 Richard Guenther <rguenther@suse.de>
2916 Uros Bizjak <ubizjak@gmail.com>
2918 PR tree-optimization/32821
2919 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
2920 NULL in the call to set_bb_stmt_list.
2922 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2924 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
2925 float calls here, rather than leaving some to the caller.
2926 Use call_internal_direct and call_value_internal_direct.
2927 * config/mips/mips.md (call_internal_direct): New pattern.
2928 (call_value_internal_direct): Likewise.
2930 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2932 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
2933 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
2935 (override_options): Set mips_base_move_loop_invariants.
2937 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2939 * config/mips/mips.opt (mcode-readable=): Move to keep list
2942 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2944 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
2945 and -mgpopt options. Adjust the -G documentation to match.
2946 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
2947 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
2948 function, split out from mips_classify_symbol. Return false for
2949 !TARGET_LOCAL_SDATA.
2950 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
2951 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
2952 (override_options): Check whether the -mgpopt setting is consistent
2953 with the other flags.
2954 (symbolic_expression_p): Delete.
2955 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
2956 and default_elf_select_rtx_section.
2957 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
2958 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
2959 external data and TARGET_EXTERN_SDATA.
2961 2007-09-07 Tobias Burnus <burnus@net-b.de>
2964 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
2966 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2968 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
2969 FOR_BB_INSNS_SAFE instead of for loop.
2970 * cse.c (cse_extended_basic_block): Likewise.
2971 * postreload.c (reload_cse_regs_1): New variable next. Make sure
2972 that the for loop does not invoke NEXT_INSN on a deleted insn.
2973 * function.c (instantiate_virtual_regs): Likewise.
2974 * lower-subreg.c (remove_retval_note): Likewise.
2975 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
2977 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
2979 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
2980 insn, if it's a jump.
2981 (try_redirect_by_replacing_jump): New variable jump_p. Call
2982 tablejump_p before delete_insn_chain.
2983 * reload1.c (reload): New variable next. Make sure that the for
2984 loop does not invoke NEXT_INSN on a deleted insn.
2985 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
2986 (delete_output_reload): New variable prev. Make sure the the for
2987 loops do not invoke PREV_INSN on a deleted insn.
2989 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
2991 * cgraphbuild.c (rebuild_cgraph_edges): Export.
2992 * cgraph.h (rebuild_cgraph_edges): Declare.
2993 * tree-pass.h (pass_expand_omp_ssa): New.
2994 * omp-low.c (find_omp_clause): Export.
2995 (copy_var_decl): Split from omp_copy_decl_2.
2996 (build_omp_barrier): Return the call to emit instead of emitting
2998 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
3000 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
3001 expand_omp_for_generic, expand_omp_for_static_nochunk,
3002 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
3003 Adapted to work on SSA form.
3004 (execute_expand_omp): Do not invalidate dominance information.
3005 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
3006 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
3007 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
3009 (force_gimple_operand): Allow gimplifying code expressions without
3011 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
3012 * common.opt (fopenmp-ssa): New.
3013 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
3014 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
3015 * tree-cfg.c: Include tree-inline.h.
3016 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
3017 (replace_by_duplicate_decl, replace_ssa_name,
3018 mark_virtual_ops_in_region): New functions.
3019 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
3020 to work on SSA form.
3021 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
3022 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
3025 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3027 * tree-loop-linear.c: Include obstack.h.
3028 (linear_transform_loops): New obstack lambda_obstack.
3029 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
3030 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
3031 and free afterwards.
3032 * lambda.h (struct obstack): New forward declaration.
3033 (lambda_linear_expression_new): New parameter of type struct
3035 (lambda_loopnest_new): Likewise.
3036 (lambda_loopnest_transform): Likewise.
3037 (lambda_body_vector_new): Likewise.
3038 (lambda_body_vector_compute_new): Likewise.
3039 (gcc_loopnest_to_lambda_loopnest): Likewise.
3040 (lambda_loopnest_to_gcc_loopnest): Likewise.
3041 * lambda-code.c: Include obstack.h.
3042 (lambda_lattice_new): New parameter lambda_obstack. Use it for
3044 (lambda_body_vector_new): Likewise.
3045 (lambda_linear_expression_new): Likewise.
3046 (lambda_lattice_new): Likewise.
3047 (lambda_loopnest_new): Likewise. Additionally use obstack to
3048 allocate LN_LOOPS(ret).
3049 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
3050 it to lambda_lattice_new.
3051 (lambda_body_vector_compute_new): New parameter lambda_obstack.
3052 Pass it to lambda_body_vector_new.
3053 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
3054 it to lambda_lattice_new.
3055 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
3056 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
3057 (lambda_compute_target_space): Likewise.
3058 (lambda_compute_auxillary_space): New parameter lambda_obstack.
3059 Pass it to lambda_lattice_compute_base and
3060 compute_nest_using_fourieer_motzkin.
3061 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
3062 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
3063 and lambda_lattice_compute_target_space.
3064 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
3065 Pass it to lambda_linear_expression_new.
3066 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
3067 to gcc_tree_to_linear_expression.
3068 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
3069 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
3070 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
3071 Pass it to lambda_body_vector_new and
3072 lambda_body_vector_compute_new.
3073 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
3074 (lambda-code.o): Likewise.
3076 2007-09-06 Chao-ying Fu <fu@mips.com>
3078 * ginclude/stdfix.h: New file.
3079 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
3080 (convert.o): Add dependence on fixed-value.h.
3081 * c-convert.c (convert): Support FIXED_POINT_TYPE.
3082 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
3083 to define fixed-point constants.
3084 (c_cpp_builtins): Define fixed-point constants.
3085 * convert.c (fixed-value.h): New include.
3086 (convert_to_real): Update comment to include fixed-point.
3087 Support FIXED_POINT_TYPE.
3088 (convert_to_integer): Update comment to include fixed-point.
3089 Support FIXED_POINT_TYPE.
3090 (convert_to_complex): Support FIXED_POINT_TYPE.
3091 (convert_to_fixed): New function.
3092 * convert.h (convert_to_fixed): Declare.
3093 * genopinit.c: Add comment about $Q for only fixed-point modes.
3094 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
3095 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
3096 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
3097 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
3098 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
3099 usneg_optab for fixed-point modes.
3100 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
3102 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
3103 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
3104 unsigned saturation optabs, when type is saturating.
3105 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
3106 (expand_fixed_convert): New function.
3107 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
3108 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
3109 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
3110 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
3111 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
3112 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
3114 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
3115 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
3116 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
3117 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
3118 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
3120 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
3121 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
3122 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
3123 fractuns, satfractuns.
3124 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
3125 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
3126 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
3127 OTI_ssmsub_widen, OTI_usmsub_widen.
3128 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
3129 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
3130 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
3131 umsub_widen_optab, usmsub_widen_optab): Define.
3132 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
3134 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
3136 (expand_fixed_convert): Declare.
3137 * expr.c (convert_move): Support the move of fixed-point modes.
3138 (emit_move_insn_1): Handle fixed-point mode to move via integer.
3139 (categorize_ctor_elements_1): Handle FIXED_CST.
3140 (count_type_elements): Handle FIXED_POINT_TYPE.
3141 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
3142 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3144 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
3145 multiply and add/subtract for fixed-point types.
3146 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
3147 mode, we jump to binop directly.
3148 Support FIXED_CONVERT_EXPR.
3149 (do_store_flag): Check FIXED_CST to put a constant second.
3150 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
3151 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3152 (const_vector_from_tree): Support FIXED_CST.
3153 * doc/extend.texi (Fixed-Point): New node.
3154 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
3155 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
3156 satfract, fractuns, satfractuns): Document them.
3158 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
3160 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
3161 addresses into I registers.
3163 2007-09-06 Jan Hubicka <jh@suse.cz>
3164 Andreas Tobler <a.tobler@schweiz.org>
3166 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
3168 (machopic_legitimize_pic_address): Likewise.
3170 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3171 Jan Hubicka <jh@suse.cz>
3173 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
3174 instead of ufloat_optab->handlers directly.
3175 (floatdidf2): Likewise.
3177 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
3179 * config/mips/mips.c: Include diagnostic.h.
3180 (mips_set_current_function): Check errorcount and sorrycount
3181 before generating RTL.
3183 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3186 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
3187 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
3188 (print_operand_reloc): Likewise.
3190 2007-09-06 Janis Johnson <janis187@us.ibm.com>
3194 2007-09-06 Jan Hubicka <jh@suse.cz>
3196 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
3199 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3201 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
3202 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
3204 2007-09-05 Janis Johnson <janis187@us.ibm.com>
3206 * optabs.c (expand_float): Convert unsigned integer as signed only
3207 if it provides sufficient accuracy; add mode argument to real_2expN.
3208 (expand_fix): Fix comment typos; extend binary float into mode
3209 wider than destination for converion to unsigned integer; add mode
3210 argument to real_2expN.
3211 * real.c (real_2expN): Add mode argument to special-case decimal
3213 * real.h (real_2expN): Ditto.
3214 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
3216 (fixed_from_string): Ditto.
3217 (fixed_to_decimal): Ditto.
3218 (fixed_convert_from_real): Ditto.
3219 (real_convert_from_fixed): Ditto.
3220 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
3221 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
3222 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
3223 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
3225 2007-09-06 Tom Tromey <tromey@redhat.com>
3227 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
3228 * c-pch.c (c_common_read_pch): Restore current location after
3230 * tree.c (expand_location): Update.
3231 (expr_filename): Changed return type. Unified the two cases.
3232 (expr_lineno): Likewise.
3233 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
3235 * toplev.c (line_table): Changed type.
3236 (general_init): Update.
3237 (realloc_for_line_map): New function.
3238 (general_init): Allocate line_table using GC.
3239 * fix-header.c (line_table): Changed type.
3240 (read_scan_file): Update.
3241 (read_scan_file): Update.
3242 * c-ppoutput.c (maybe_print_line): Update.
3243 (print_line): Update.
3244 (cb_line_change): Update.
3245 (cb_define): Update.
3246 (pp_file_change): Update.
3247 * c-opts.c (c_common_init_options): Update.
3248 (finish_options): Update.
3249 (push_command_line_include): Update.
3250 * c-lex.c (cb_line_change): Update.
3251 (cb_def_pragma): Update.
3252 (cb_define): Update.
3254 (c_lex_with_flags): Use cpp_get_token_with_location.
3255 * input.h (line_table): Changed type.
3256 (location_from_locus): New macro.
3257 * tree.h (EXPR_FILENAME): No longer an lvalue.
3258 (EXPR_LINENO): Likewise.
3259 (expr_locus, set_expr_locus): Declare separately for
3260 USE_MAPPED_LOCATION.
3261 (expr_filename, expr_lineno): Changed return type.
3262 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
3263 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
3264 (expand_gimple_basic_block): Likewise.
3265 * final.c (final_scan_insn): Use expanded_location.
3267 2007-09-06 Richard Guenther <rguenther@suse.de>
3269 PR tree-optimization/32586
3270 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
3271 folding if nothing changed.
3272 (simplify_unary_expression): New function. Do tree combining
3273 on conversion like codes.
3274 (try_to_simplify): Call it.
3275 * builtins.c (fold_builtin_cexp): Fold the built expressions.
3276 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
3278 2007-09-06 Jan Hubicka <jh@suse.cz>
3281 * cse.c (fold_rtx): Avoid invalid sharing.
3283 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3285 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
3286 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
3288 2007-09-06 Revital Eres <eres@il.ibm.com>
3290 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
3291 Fix offsettable memory reference for 750CL.
3293 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
3295 * reload.c (find_reloads_address_1): Try to preserve original
3296 base/index regclass of operands.
3297 * regrename.c (scan_rtx_address): Likewise.
3298 (replace_oldest_value_addr): Likewise.
3300 2007-09-06 Richard Guenther <rguenther@suse.de>
3302 PR tree-optimization/33302
3303 * domwalk.c (walk_dominator_tree): The exit block is
3304 interesting even if it is not reachable.
3306 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3309 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
3311 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
3313 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
3316 2007-09-05 Ian Lance Taylor <iant@google.com>
3318 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
3320 (dump_generic_node): Likewise.
3321 * print-rtl.c (print_decl_name): Likewise.
3322 * print-tree.c (print_node_brief): Likewise.
3323 (print_node): Likewise.
3324 * Makefile.in (RTL_BASE_H): Add alias.h.
3327 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
3329 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
3331 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
3332 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
3334 2007-09-06 Jie Zhang <jie.zhang@analog.com>
3336 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
3337 (tm_defines): Define UCLIBC_DEFAULT to 1.
3338 (extra_options): Add linux.opt.
3339 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
3340 (CRT_CALL_STATIC_FUNCTION): Likewise.
3341 (NO_IMPLICIT_EXTERN_C): Likewise.
3342 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
3343 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
3344 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
3345 (ENDFILE_SPEC): Don't define.
3346 (LIB_SPEC): Likewise.
3347 (CRT_CALL_STATIC_FUNCTION): Likewise.
3348 (NO_IMPLICIT_EXTERN_C): Likewise.
3349 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
3350 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
3352 2007-09-06 Jan Hubicka <jh@suse.cz>
3354 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
3357 2007-09-06 Jan Hubicka <jh@suse.cz>
3359 * opts.c (common_handle_option): Enable inlining functions for
3362 2007-09-06 Jakub Jelinek <jakub@redhat.com>
3364 * builtin-attrs.def (ATTR_NONNULL_3): New.
3365 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
3366 ATTR_NOTHROW_NONNULL_##FA.
3367 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
3368 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
3369 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
3370 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
3371 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
3372 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
3373 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
3375 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
3376 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
3377 ATTR_FORMAT_NOTHROW_3_4): Remove.
3378 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
3379 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
3380 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
3381 instead of ATTR_FORMAT_*_*.
3383 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
3385 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
3386 parts re-used for REG_FRAME_RELATED_EXPR.
3388 2007-09-05 Janis Johnson <janis187@us.ibm.com>
3390 * optabs.c (expand_float): Convert unsigned integer as signed only
3391 if it provides sufficient accuracy; add mode argument to real_2expN.
3392 (expand_fix): Fix comment typos; extend binary float into mode
3393 wider than destination for converion to unsigned integer; add mode
3394 argument to real_2expN.
3395 * real.c (real_2expN): Add mode argument to special-case decimal
3397 * real.h (real_2expN): Ditto.
3398 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
3400 (fixed_from_string): Ditto.
3401 (fixed_to_decimal): Ditto.
3402 (fixed_convert_from_real): Ditto.
3403 (real_convert_from_fixed): Ditto.
3404 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
3405 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
3406 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
3407 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
3409 2007-09-05 Ian Lance Taylor <iant@google.com>
3411 * init-regs.c (initialize_uninitialized_regs): Call
3412 emit_insn_before rather than add_insn_before.
3414 2007-09-05 Jakub Jelinek <jakub@redhat.com>
3416 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
3417 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
3418 * tree-inline.h (copy_body_data): Add call_expr field.
3419 * tree-inline.c (expand_call_inline): Initialize call_expr.
3420 (copy_bb): Append anonymous inline fn arguments to arguments
3421 when inlining a CALL_EXPR_VA_ARG_PACK call.
3422 * builtins.c (expand_builtin): Issue an error if
3423 BUILT_IN_VA_ARG_PACK is seen during expand.
3424 (fold_call_expr, fold_builtin_call_array): Don't fold
3425 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
3426 __builtin_va_arg_pack () call as last argument.
3427 * gimplify.c (gimplify_call_expr): If last argument to a vararg
3428 function is __builtin_va_arg_pack (), decrease number of call
3429 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
3430 * expr.c (expand_expr_real_1): Issue an error if
3431 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
3432 * tree-pretty-print.c (dump_generic_node): Handle printing
3433 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
3434 * doc/extend.texi (__builtin_va_arg_pack): Document.
3436 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
3438 PR tree-optimization/21513
3439 * builtins.c (build_builtin_expect_predicate): New function.
3440 (fold_builtin_expect): Add argument for expected value.
3441 Distribute __builtin_expect over short-circuiting operations.
3442 Fold nested builtin_expects.
3443 (fold_builtin_2): Adjust call to fold_builtin_expect.
3445 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
3448 PR tree-optimization/13756
3449 * doc/invoke.texi (Options That Control Optimization): Document
3452 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
3454 * gcc/config/i386/cpuid.h: New file.
3455 * gcc/config/i386/driver-i386.c: Include cpuid.h.
3456 (describe_cache): Shrink size and line strings to 100 bytes.
3457 (detect_caches_amd): Return "" for unsupported max_ext_level.
3458 Use __cpuid function.
3459 (detect_caches_intel): Return "" for unsupported max_level.
3460 Use __cpuid function.
3461 (host_detect_local_cpu): Change feature flag variables to
3462 unsigned int. Initialize only extended feature flag variables.
3463 Use __get_cpuid_max to determine max supported cpuid level.
3464 Use __cpuid function to determine supported features. Fix
3465 calculation of family id. Remove is_amd and check signature
3466 directly. Check for Geode signature. Handle family 4 id.
3467 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
3468 cpu discovery code to lower part of the function.
3469 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
3470 for sub-architecture.
3471 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
3472 [PROCESSOR_K8]: Add k8-sse3 architecture.
3473 [PROCESSOR_NOCONA]: Remove.
3474 [PROCESSOR_GENERIC64]: Ditto.
3475 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
3476 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
3477 to check for SSE and FXSAVE support.
3478 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
3479 Add -minline-all-stringops.
3480 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
3481 (x86_64-*-*): Ditto.
3483 2007-09-05 Jie Zhang <jie.zhang@analog.com>
3485 * config/bfin/linux-unwind.h: New file.
3486 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
3487 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
3489 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3491 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
3492 * stmt.c: Include alloc-pool.h.
3493 (struct case_node): Remove GTY marker.
3494 (add_case_node): New parameter case_node_pool. Use it for
3496 (expand_case): New allocation pool case_node_pool. Initialize it,
3497 pass to add_case_node and free it.
3499 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3500 David Ung <davidu@mips.com>
3501 Nigel Stephens <nigel@mips.com>
3503 Add mips16/nomips16 function attributes and -mflip-mips16 option
3504 for testing mixed-mode compilation.
3506 * config/mips/mips.opt (mflip-mips16): New.
3508 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
3509 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
3511 * config/mips/mips.c (mips_base_target_flags): New.
3512 (mips_base_mips16): New.
3513 (mips_base_schedule_insns): New.
3514 (mips_base_reorder_blocks_and_partition): New.
3515 (mips_base_align_loops): New.
3516 (mips_base_align_jumps): New.
3517 (mips_base_align_functions): New.
3518 (mips16_flipper): New.
3519 (mips_attribute_table): Add "mips16" and "nomips16" entries.
3520 (TARGET_SET_CURRENT_FUNCTION): Define.
3521 (mips_mips16_type_p, mips_nomips16_type_p): New.
3522 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
3523 (mips_function_ok_for_sibcall): Make it deal with functions with
3525 (mips_init_split_addresses): New, split out from override_options.
3526 (mips_init_relocs): New, split out from override_options.
3527 (was_mips16_p): New.
3528 (mips_set_mips16_mode): New, split out from override_options.
3529 (mips_set_current_function): New.
3530 (override_options): Add sorry for unsupported mips16/pic
3531 combination. Remove error for mips16/dsp combination. Save
3532 base option settings.
3533 (mips_file_start): Move mips16 mode setting output from here....
3534 (mips_output_function_prologue): ....to here.
3535 (mips_output_mi_thunk): Check for mips16 function.
3536 (build_mips16_function_stub): Don't set .mips16 here.
3537 (build_mips16_call_stub): Likewise.
3538 (mips_expand_builtin): Error in mips16 mode.
3539 (mips_use_mips16_mode_p): New.
3540 (mips_encode_section_info): Check for mips16 function, and set
3541 SYMBOL_REF_FLAGS accordingly.
3543 * doc/extend.texi (Function Attributes): Document new
3544 mips16/nomips16 attributes.
3545 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
3546 (MIPS Options): Document -mflip-mips16.
3548 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3550 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
3551 if we encounter TLS address in MIPS16 mode.
3552 (mips_legitimize_const_move): Check cannot_force_const_mem for
3553 the (const (plus symbol offset)) case; this forces invalid TLS
3554 address in MIPS16 mode to be caught by the above call to sorry.
3555 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
3556 because that now enables emutls, which is not ABI compatible
3557 with native TLS in non-MIPS16 mode.
3559 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3561 Add target hook invoked when cfun changes.
3563 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
3564 * target.h (struct gcc_target): Add set_current_function.
3565 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
3566 (TARGET_INITIALIZER): Add initializer for set_current_function.
3567 * tree.h (push_struct_function): New.
3568 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
3570 (set_cfun): Declare.
3571 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
3573 (push_function_context_to): Use allocate_struct_function
3574 to create null context, not init_dummy_function_start. Use set_cfun.
3575 (pop_function_context_from): Use set_cfun.
3576 (in_dummy_function): New.
3577 (invoke_set_current_function_hook): New.
3579 (push_cfun, pop_cfun): Use set_cfun.
3580 (push_struct_function): New.
3581 (allocate_struct_function): Call invoke_set_current_function_hook
3583 (prepare_function_start): Don't set cfun here. Remove unused
3584 argument; fix all callers.
3585 (init_dummy_function_start): Fiddle with in_dummy_function. Call
3586 push_struct_function.
3587 (init_function_start): Set cfun here.
3588 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
3589 * omp-low.c (create_omp_child_function): Use push_struct_function
3590 and pop_cfun to save/restore state.
3591 (expand_omp_parallel): Remove unused saved_cfun variable.
3592 * cgraphunit.c (ipa_passes): Use set_cfun.
3593 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
3594 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
3595 * matrix-reorg.c (transform_allocation_sites): Likewise.
3596 (matrix_reorg): Use set_cfun.
3597 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
3598 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
3599 assignment to cfun; use set_cfun for the other.
3600 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
3601 (dump_function_to_file): Use push_cfun/pop_cfun here.
3602 * c-decl.c (finish_function): Use set_cfun.
3604 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3606 * regrename.c (rerename_optimize): Use deferred rescanning and
3607 insert explicit calls to rescan insns when changed.
3609 2007-09-05 Jan Hubicka <jh@suse.cz>
3611 * optabs.c (libfunc_entry): Change optab to integer.
3612 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
3613 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
3614 of pointers for hashing.
3616 2007-09-05 Jan Hubicka <jh@suse.cz>
3618 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
3620 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
3621 * see.c (pass_see): Likewise.
3622 * tracer.c (pass_tracer): Likewise.
3623 * postreload-gcse.c (pass_gcse2): Likewise.
3624 * postreload.c (pass_postreload_cse): Likewise.
3625 * mode-switching.c (pass_mode_switching): Likewise.
3626 * modulo-sched.c (pass_sms): Likewise.
3627 * cse.c (cse_insn): Likewise.
3628 * web.c (pass_web): Likweise.
3629 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
3630 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
3631 * loop-init.c (pass_rtl_loop_init): Likewise.
3632 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
3633 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
3634 * global.c (pass_global_alloc): Likewise.
3635 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
3636 pass_if_after_reload): Likewise.
3637 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
3638 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
3639 * regmove.c (pass_regmove): Likewise.
3640 * function.c (pass_thread_prologugues_epilogues): Likewise.
3641 * gcse.c (pass_gcse): Likewise.
3642 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
3643 * lower-subreg.c (pass_lower_subreg2): Likewise.
3644 * bt-load.c (pass_branch_target_load): Likewise.
3645 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
3646 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
3647 * combine.c (pass_combine): Likewise.
3648 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
3649 (pass_partition_blocks): Likewise.
3650 * var-tracking.c (pass_variable_track): Likewise.
3651 * reg-stack.c (pass_stack_regs_run): Likewise.
3652 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
3653 * passes.c (pass_postreload): Likewise.
3654 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
3655 * tree-pass.h (TODO_verify_rtl_sharing): New.
3656 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
3657 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
3658 TODO_set_props, TODO_df_finish, TODO_df_verify,
3659 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
3661 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3663 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
3664 fold_real_zero_addition_p, reorder_operands_p,
3665 div_if_zero_remainder, fold_undefer_overflow_warnings,
3666 int_binop_types_match_p, fold_convert_const_int_from_int,
3667 fold_convert_const_int_from_real,
3668 fold_convert_const_int_from_fixed,
3669 fold_convert_const_real_from_real,
3670 fold_convert_const_real_from_fixed,
3671 fold_convert_const_fixed_from_fixed,
3672 fold_convert_const_fixed_from_int,
3673 fold_convert_const_fixed_from_real, maybe_lvalue_p,
3674 fold_checksum_tree, fold_check_failed, print_fold_checksum,
3675 debug_fold_checksum, multiple_of_p): Constify.
3676 * tree-flow-inline.h (get_lineno): Likewise.
3677 * tree-flow.h (get_lineno): Likewise.
3678 * tree-object-size.c (compute_object_offset, addr_object_size,
3679 alloc_object_size, pass_through_call): Likewise.
3680 * tree-pretty-print.c (op_symbol, print_call_name,
3681 print_struct_decl, do_niy): Likewise.
3682 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
3683 debug_fold_checksum): Likewise.
3685 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
3688 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
3689 note, remove the associated REG_RETVAL note.
3691 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3693 * config.gcc (powerpc*-*-*): Install
3694 spu2vmx.h, vec_types.h, and si2vmx.h headers.
3695 * config/rs6000/spu2vmx.h: New header.
3696 * config/rs6000/si2vmx.h: New header.
3697 * config/rs6000/vec_types.h: New header.
3699 2007-09-05 Ben Elliston <bje@au.ibm.com>
3701 * varasm.c (initializer_constant_valid_p): Fix comment typo.
3703 2007-09-05 Ben Elliston <bje@au.ibm.com>
3705 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
3707 (__stdcx): Make asm volatile.
3708 (__stwcx, __stdcx): Return only 0 or 1.
3710 2007-09-05 Jan Hubicka <jh@suse.cz>
3714 2007-09-04 Jan Hubicka <jh@suse.cz>
3715 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
3717 2007-09-04 Richard Guenther <rguenther@suse.de>
3718 * tree-ssa-operands.c (add_virtual_operand): Only mark
3719 stores as has_volatile_ops if alias information is not available.
3721 2007-09-05 Jakub Jelinek <jakub@redhat.com>
3723 * config/rs6000/tramp.asm: Include config.h.
3724 Check __PIC__ or __pic__ macro instead of SHARED.
3726 PR rtl-optimization/32300
3727 * see.c (see_copy_insn): New function.
3728 (see_def_extension_not_merged, see_merge_one_use_extension,
3729 see_merge_one_def_extension): Use it. Avoid changing
3730 PREV_INSN/NEXT_INSN chains directly, insted emit insns
3731 into sequences. Call df_insn_delete on temporary insns
3732 that won't be emitted into the insn stream.
3733 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
3734 and run df_process_deferred_rescans () before run_fast_dce.
3736 PR tree-optimization/33017
3737 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
3738 recurse for pure or const function calls.
3740 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3742 * c-format.c: Include alloc-pool.h.
3743 (check_format_info_main): New argument fwt_alloc. Use allocation
3744 pool instead of GC. Remove GC deallocation code.
3745 (check_format_arg): Create allocation pool, pass it to
3746 check_format_info_main and free it afterwards.
3747 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
3749 2007-09-05 Ben Elliston <bje@au.ibm.com>
3751 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
3752 Rename count macro arugment for clarity.
3753 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
3754 (__protected_stream_set): Likewise, pass 0.
3756 2007-09-04 Jan Hubicka <jh@suse.cz>
3758 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
3760 2007-09-04 Jan Hubicka <jh@suse.cz>
3762 * invoke.texi (-finline-small-functions): Document.
3763 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
3764 when deciding what is inlinable.
3765 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
3766 (cgraph_decide_inlining_of_small_function): Handle new flags.
3767 (cgraph_decide_inlining_incrementally): Likewise.
3768 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
3769 * common.opt (finline-small-functions): New.
3770 * Makefile.in (build/gengtype.o-warn): Work around PR29478
3772 2007-09-04 Richard Guenther <rguenther@suse.de>
3774 * tree-ssa-operands.c (add_virtual_operand): Only mark
3775 stores as has_volatile_ops if alias information is not available.
3777 2007-09-04 Andrew Haley <aph@redhat.com>
3779 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
3781 2007-09-04 Andrew Haley <aph@redhat.com>
3783 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
3784 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
3785 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
3787 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
3790 * common.opt: Mention ABI version 2 in comment.
3792 2007-09-04 Jan Hubicka <jh@suse.cz>
3794 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
3795 (libfunc_entry): New structure.
3796 (libfunc_hash): New hashtable.
3797 (hash_libfunc): New function.
3798 (eq_libfunc): New function.
3799 (convert_optab_libfunc): New function.
3800 (optab_libfunc): New function.
3801 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
3802 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
3803 expand_float, expand_fix, new_optab, new_convert_optab):
3804 Update for new libfunc API.
3805 (init_libfunc, init_integral_libfuncs,
3806 init_floating_libfuncs, init_interclass_conv_libfuncs
3807 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
3808 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
3809 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
3810 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
3811 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
3812 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
3813 gen_extend_conv_libfunc): New.
3814 (init_one_libfunc): Revamp for hashtables.
3815 (set_conv_libfunc): Likewise.
3816 (init_optabs): Initialize hashtable; use lazy initialization where
3818 * optabs.h (optab_handlers): Move out of GGC.
3819 (optab, convert_optab): Move out of GGC; add lazy gen info.
3820 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
3821 (optab_libfunc, convert_optab_libfunc): New.
3822 * builtins.c (expand_builtin_powi): Update for new API.
3823 * expr.c (convert_move): Likewise.
3824 * expmed.c (expand_divmod): Likewise.
3826 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3828 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
3829 GOT pointer only if there is a constant pool. Use the allocated space
3832 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3834 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
3837 2007-09-04 Revital Eres <eres@il.ibm.com>
3838 Richard Guenther <rguenther@suse.de>
3839 R. Clint Whaley <whaley@cs.utsa.edu>
3841 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
3843 * tree-tailcall.c (process_assignment): Use -fassociative-math
3844 when reodering operands of floating-point type.
3845 * fold-const.c (fold_comparison, fold_binary): Use
3846 -fassociative-math and -freciprocal-math instead of
3847 -funsafe-math-optimization flag.
3848 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
3849 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
3850 -freciprocal-math instead of -funsafe-math-optimizations.
3851 * opts.c (set_fast_math_flags): Set -freciprocal-math and
3852 -fassociative-math when -ffast-math is set.
3853 (set_unsafe_math_optimizations_flags): New Function
3854 to set -freciprocal-math and -fassociative-math when
3855 -funsafe-math-optimizations is set.
3856 (common_handle_option): Call it.
3857 * tree-vectorizer.c (vect_is_simple_reduction): Use
3858 -fassociative-math when doing reduction on floats.
3859 * loop-unroll.c (analyze_insn_to_expand_var): Use
3860 -fassociative-math when expanding an accumulator of type float.
3861 * simplify-rtx.c (simplify_binary_operation_1): Use
3862 -fassociative-math and -freciprocal-math when reordeing operands
3863 of floating-point type.
3864 * combine.c (combine_simplify_rtx): Likewise.
3865 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
3867 * common.opt (-fassociative-math, -freciprocal-math): New flags.
3869 2007-09-04 Paolo Carlini <pcarlini@suse.de>
3872 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
3874 2007-09-04 Jan Hubicka <jh@suse.cz>
3876 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
3878 2007-09-04 Jan Hubicka <jh@suse.cz>
3880 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
3881 and corresponding MATCH_DUP.
3883 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
3886 * combine.c (subst): Do not try to simplify X if it represents load
3887 of FP constant from the constant pool via float extension.
3889 2007-09-04 Ben Elliston <bje@au.ibm.com>
3891 * c-opts.c: Include "tm_p.h".
3892 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
3894 2007-09-04 Richard Guenther <rguenther@suse.de>
3896 PR tree-optimization/33291
3897 * tree-pretty-print.c (dump_generic_node): Dump all
3898 qualifiers for pointer types, not only first. Dump
3899 qualifiers for aggregate types as well.
3900 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
3901 use the canonical type for building ARRAY_REFs.
3902 * gimplify.c (canonicalize_addr_expr): Clean up. The
3903 correct validness check is compatibility of the pointer
3904 types. Always use the canonical type for building
3905 ARRAY_REFs and ADDR_EXPRs.
3906 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
3907 change that disabled propagation of ADDR_EXPRs into statements
3910 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3912 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
3913 (umulsi3_highpart): Make into expanders; existing insns are
3914 now named *[insn]_nov6. Add stars to existing [insn]_v6
3915 counterparts' names.
3917 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
3919 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
3920 (unprotoize.o): Remove SHLIB_MULTILIB.
3922 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
3924 * doc/extend.texi: Document progmem attribute for AVR.
3926 2007-09-03 Anatoly Sokolov <aesok@post.ru>
3929 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
3931 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3933 * optabs.c (expand_ffs): Initialize val and defined_at_zero
3936 * optabs.c: Remove unnecessary forward declarations.
3937 (expand_unop_direct): New, broken out of expand_unop.
3938 (expand_doubleword_clz): New.
3939 (expand_ctz): Move above expand_ffs. Use
3940 start_sequence, end_sequence, add_equal_note, and
3941 expand_unop_direct. Add more commentary.
3942 (expand_ffs): Try both ctz optab and expand_ctz.
3943 Generate a test and branch if the hardware doesn't give us
3944 a useful value for input zero. Style improvements similar to
3947 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
3949 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3951 * config.gcc: Delete stanza for arm-semi-aof and
3952 armel-semi-aof targets.
3953 * config/arm/arm-protos.h
3955 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
3956 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
3957 delete aof_pic_label and remove mention of AOF in comments.
3958 * config/arm/arm.md: Delete patterns used only for AOF assembly.
3960 * config/arm/semiaof.h
3961 * config/arm/t-semi: Delete file.
3963 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3965 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
3966 CONST_CAST_BB): New macros for type-specific casts.
3967 (CONST_CAST): Add a TYPE parameter and define it in terms of
3970 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
3971 * c-lex.c (cb_ident, lex_string): Likewise,
3972 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
3973 * config/i386/i386.c (ix86_function_regparm,
3974 ix86_function_sseregparm): Use CONST_CAST_TREE.
3975 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
3977 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
3978 give_switch, set_multilib_dir): Likewise,
3979 * gengtype-parse.c (string_seq, typedef_name): Likewise,
3980 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
3981 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
3982 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
3983 * prefix.c (update_path): Likewise,
3984 * pretty-print.c (pp_base_destroy_prefix): Likewise,
3985 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
3986 * tree-cfg.c (tree_can_merge_blocks_p,
3987 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
3988 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
3989 * tree.c (build_string): Supply a TYPE for CONST_CAST.
3990 (attribute_list_contained): Use CONST_CAST_TREE.
3992 2007-09-03 Krister Walfridsson <cato@df.lth.se>
3994 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
3996 2007-09-03 Richard Sandiford <richard@codesourcery.com>
3999 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
4000 before forcing them into a register.
4002 2007-09-03 Richard Sandiford <richard@codesourcery.com>
4004 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
4005 rather than define_code_macro.
4007 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4009 * gcc.c (xputenv): New function.
4010 (putenv_from_prefixes): Use xputenv instead of putenv.
4011 (process_command): Use xputenv instead of putenv.
4012 (set_collect_gcc_options): Use xputenv instead of putenv.
4013 (main): Use xputenv instead of putenv.
4015 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
4017 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
4018 availability of swap instruction.
4019 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
4021 2007-09-03 Revital Eres <eres@il.ibm.com>
4023 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
4026 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
4027 Ayal Zaks <zaks@il.ibm.com>
4028 Revital Eres <eres@il.ibm.com>
4030 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
4031 compute_split_row): New functions.
4032 (ps_unschedule_node): Remove.
4033 (normalize_sched_times): Iterate over the already scheduled
4034 insns instead of the number of nodes.
4035 (MAX_SPLIT_NUM): New definition.
4036 (sms_schedule_by_order): Change the scheduling heuristic to
4037 avoid useless increases of initiation interval ii.
4038 (get_sched_window): Add dump printouts.
4040 2007-09-02 David Daney <ddaney@avtrex.com>
4042 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
4043 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
4044 (optab, insn): Add more attributes.
4045 (fetchop_bit): New code macro.
4046 (immediate_insn): New code macro attribute.
4047 (sync): Change condition to ISA_HAS_SYNC.
4048 (rdhwr): Change predicate for operand 0 to register_operand.
4049 (memory_barrier): New expand.
4050 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
4051 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
4052 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
4053 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4054 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
4055 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
4056 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
4057 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
4058 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
4060 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
4061 Hans-Peter Nilsson <hp@axis.com>
4063 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
4064 Defined to describe availability and behavior of CLZ.
4065 * config/cris/cris.md (clzsi2): Implement using lz instruction.
4066 * config/cris/cris.opt: Tweak comment for "-metrax4".
4067 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
4068 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
4069 (count_leading_zeros): Define.
4071 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4073 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
4075 2007-09-02 Joseph Myers <joseph@codesourcery.com>
4078 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
4081 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
4083 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
4084 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
4085 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
4086 sched-deps.c, sched-int.h, system.h, target.h,
4087 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
4088 tree.def: Fix comment typos.
4090 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
4092 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
4093 (override_options): Turn on -mstrict-align on non-ColdFire
4095 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
4097 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4099 * c-common.c (const_strip_array_types): Delete.
4100 * c-common.h (const_strip_array_types): Likewise.
4101 * emit-rtl.c (const_next_insn, const_previous_insn,
4102 const_next_nonnote_insn, const_prev_nonnote_insn,
4103 const_next_real_insn, const_prev_real_insn,
4104 const_next_active_insn, const_prev_active_insn, const_next_label,
4105 const_prev_label): Delete.
4106 * gimple-low.c (block_may_fallthru): Use expr_last.
4107 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
4108 * rtl.h (const_previous_insn, const_next_insn,
4109 const_prev_nonnote_insn, const_next_nonnote_insn,
4110 const_prev_real_insn, const_next_real_insn,
4111 const_prev_active_insn, const_next_active_insn, const_prev_label,
4112 const_next_label): Delete.
4113 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
4114 * system.h (CONST_CAST): Update comment.
4115 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
4116 (const_first_stmt, const_last_stmt): Delete.
4117 (tree_block_ends_with_condjump_p): Use last_stmt.
4118 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
4119 * tree-iterator.c (const_expr_first, const_expr_last,
4120 const_expr_only): Delete.
4121 * tree.c (const_lookup_attribute): Likewise.
4122 (attribute_list_contained): Use lookup_attribute.
4123 * tree.h (const_lookup_attribute, const_expr_first,
4124 const_expr_last, const_expr_only): Delete.
4126 2007-09-01 Richard Guenther <rguenther@suse.de>
4128 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
4129 instead of TREE_THIS_VOLATILE.
4130 * tree-ssa-operands.c (add_virtual_operand): Do not set
4131 has_volatile_ops. Do not check s_ann for NULL.
4132 (get_indirect_ref_operands): Likewise.
4133 (get_expr_operands): Likewise. For all reference trees
4134 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
4135 check base of reference for TREE_THIS_VOLATILE.
4137 2007-09-01 Richard Guenther <rguenther@suse.de>
4139 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
4140 between integral types. Also allow conversions between
4143 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
4145 * optabs.c (prepare_float_lib_cmp): Use
4146 libgcc_cmp_return_mode instead of word_mode.
4147 * config/dfp-bit.h: Likewise.
4148 * config/fp-bit.h: Likewise.
4149 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
4151 (spu_libgcc_shift_count_mode): New function.
4152 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
4153 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
4155 2007-08-31 Joseph Myers <joseph@codesourcery.com>
4157 * tree-pretty-print.c: Include output.h.
4158 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
4159 HOST_WIDE_INT_PRINT_DEC.
4160 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
4162 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
4164 PR rtl-optimization/33224
4165 * loop-iv.c (latch_dominating_def): Check that the definition belongs
4166 to the analysed region.
4168 2007-08-31 Richard Guenther <rguenther@suse.de>
4170 * function.c (allocate_struct_function): Do not set
4171 current_function_returns_pointer.
4172 * function.h (struct var_refs_queue): Remove.
4173 (struct simple_obstack_stack): Likewise.
4174 (struct function): Remove fixup_var_refs_queue member.
4175 Remove returns_pointer flag.
4176 (current_function_returns_pointer): Remove define.
4178 2007-08-31 Nick Clifton <nickc@redhat.com>
4180 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
4181 secondary keys in order to obtain a stable sort.
4183 2007-08-31 Nick Clifton <nickc@redhat.com>
4186 * config/m32r/constraints.md: Add W constraint for integer zero.
4187 * config/m32r/m32r.md (get_pc): Use W and i constraints.
4188 Fix length calculation by using alternatives.
4190 2007-08-31 Richard Sandiford <richard@codesourcery.com>
4192 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
4193 split out from expand_binop.
4194 (avoid_expensive_constant): New function.
4195 (expand_binop_directly): Remove commutative_op argument and
4196 (expand_binop_directly): Remove commutative_op argument and
4197 call cummutative_optab_p instead. Do not change op0 or op1
4198 when swapping xop0 and xop1. Apply avoid_expensive_constant
4199 to each argument after potential swapping. Enforce the
4200 canonical order of commutative operands.
4201 (expand_binop): Use shift_optab_p and commutative_optab_p.
4202 Update the calls to expand_binop_directly. Only force constants
4203 into registers when widening an operation. Only swap operands
4204 once a direct expansion has been rejected.
4205 (expand_twoval_binop): Only force constants into registers when
4206 using a direct expansion.
4208 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
4210 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
4211 (sched_analyze_insn): Don't postprocess speculative dependencies when
4212 target has no scheduling.
4213 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
4214 'uninitialized' warning.
4216 2007-08-31 Richard Guenther <rguenther@suse.de>
4218 * tree.c (build_complex_type): Always set TYPE_NAME for
4221 2007-08-31 Olivier Hainque <hainque@adacore.com>
4223 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
4224 internal macro. Default alignment factor for csect directives, chosen
4225 to match what BIGGEST_ALIGNMENT allows.
4226 (DATA_SECTION_ASM_OP): Use it.
4227 * config/rs6000/rs6000.c
4228 (rs6000_xcoff_output_readonly_section_asm_op):
4229 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
4230 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
4232 2007-08-31 Olivier Hainque <hainque@adacore.com>
4234 * dbxout.c (dbxout_block): Move declaration within the first
4235 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
4236 block to include the definition, together with the associated
4239 2007-08-31 David Edelsohn <edelsohn@gnu.org>
4240 Revital Eres <eres@il.ibm.com>
4242 * doc/invoke.texi (-mpaired): Document flag.
4243 * config.gcc: Include paired.h in powerpc extra_headers and
4244 750cl.h in powerpc-*-linux*paired*.
4245 * config/rs6000/rs6000.opt (-mpaired): New flag.
4246 * config/rs6000/rs6000.c (paired_init_builtins,
4247 paired_expand_builtin, paired_expand_lv_builtin,
4248 paired_expand_stv_builtin, paired_expand_predicate_builtin):
4249 New functions to support the paired single builtin functions.
4250 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
4251 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
4253 (bdesc_paired_preds): New structure for paired predicate
4255 (rs6000_expand_builtin): Expand paired single builtins.
4256 (rs6000_init_builtins): Init paired single builtins.
4257 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
4258 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
4259 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
4260 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
4261 (rs6000_vector_mode_supported_p): Support paired vector mode.
4262 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
4263 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
4265 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
4266 (DATA_ALIGNMENT): Likewise.
4267 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
4268 (rs6000_builtins): Add PAIRED builtins.
4269 * config/rs6000/rs6000.md: Include paired.md.
4270 * config/rs6000/paired.h: New.
4271 * config/rs6000/paired.md: New.
4272 * config/rs6000/750cl.h: New.
4273 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
4275 2007-08-30 Ollie Wild <aaw@google.com>
4277 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
4278 * gcc.c (default_compilers): Add -fno-directives-only to
4279 @assembler-with-cpp.
4281 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
4285 * regclass.c (initial_fixed_regs): Revert previous change and make
4287 (initial_call_used_regs): Likewise.
4288 (initial_call_really_used_regs): Delete, reverting previous addition.
4289 (initial_reg_names): Likewise.
4290 (init_reg_sets): Revert previous change.
4291 (saved_fixed_regs): New.
4292 (saved_call_used_regs): New.
4293 (saved_call_really_used_regs): New.
4294 (saved_reg_names): New.
4295 (save_register_info): New.
4296 (restore_register_info): New.
4297 (init_reg_sets_1): Replace reset of register info with call to
4298 restore_register_info.
4299 * rtl.h (save_register_info): Declare.
4300 * toplev.c (backend_init): Call save_register_info.
4302 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4304 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
4305 from the original statement.
4307 2007-08-30 Chao-ying Fu <fu@mips.com>
4309 * c-lex.c (interpret_fixed): Declare.
4310 (interpret_float): Process _Fract and _Accum.
4311 (interpret_fixed): New function.
4312 * final.c (output_addr_const): Process CONST_FIXED.
4313 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
4314 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
4316 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
4318 (simplify_immed_subreg): Support CONST_FIXED.
4319 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
4320 (simplify_subreg): Support CONST_FIXED.
4322 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4324 * config/rs6000/ppu_intrinsics.h: New file.
4325 * config.gcc (powerpc*-*-* <extra_headers>): Install
4328 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4330 * cfg.c (dump_flow_info): Change to also print entry and exit
4332 * print-rtl.c (print_rtl_single): Allow to print rtl with
4335 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4337 * df-core.h (df_dump_region): New function.
4338 * df.h (df_dump_region): New function.
4339 * loop-invariant.c (find_defs): Add call to df_dump_region.
4340 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
4343 2007-08-30 Jakub Jelinek <jakub@redhat.com>
4346 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
4347 true if any of the compare_section_name calls returned true,
4348 rather than if any returned false.
4350 2007-08-30 Richard Guenther <rguenther@suse.de>
4352 PR tree-optimization/33199
4353 * tree-ssa-structalias.c (handle_lhs_call): New function.
4354 (find_func_aliases): In non-IPA mode make sure that for
4355 calls that return a pointer we add a constraint for the
4356 result to point to anything.
4358 2007-08-30 Richard Guenther <rguenther@suse.de>
4360 * doc/invoke.texi (-mveclibabi): Document new target option.
4361 * config/i386/i386.opt (-mveclibabi): New target option.
4362 * config/i386/i386.c (ix86_veclib_handler): Handler for
4363 vectorization library support.
4364 (override_options): Handle the -mveclibabi option, initialize
4365 the vectorization library handler.
4366 (ix86_builtin_vectorized_function): As fallback call the
4367 vectorization library handler, if set.
4368 (ix86_veclibabi_acml): New static function for ACML ABI style
4369 vectorization support.
4371 2007-08-30 Jakub Jelinek <jakub@redhat.com>
4373 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
4374 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
4375 SImode and update m. Don't run gen_lowpart_common on arbitrary
4376 memory address, force it to register first.
4379 * dce.c (dce_process_block): Don't delete setters of
4380 artificially used registers.
4382 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4384 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
4385 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
4386 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
4388 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4390 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
4392 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
4393 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
4395 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4397 * system.h: Activate -Wcast-qual as warning-only.
4399 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
4402 * config/rs6000/rs6000.c (compare_section_name): New function.
4403 (rs6000_elf_in_small_data_p): Compare section prefixes instead
4406 2007-08-29 Olivier Hainque <hainque@adacore.com>
4408 * xcoffout.c: #include debug.h.
4409 * Makefile.in (xcoffout.o): Add debug.h dependency.
4411 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
4413 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
4414 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
4416 2007-08-29 Richard Guenther <rguenther@suse.de>
4418 * tree-pretty-print.c (dump_generic_node): Print
4419 label DECL_UID as D.%u.
4420 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
4422 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4424 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
4425 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
4427 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
4430 * tree.c (build_type_attribute_qual_variant): Set canonical types
4431 on the final, unqualified attribute variant before building the
4434 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4436 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
4437 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
4439 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4442 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4443 * config/bfin/bfin.md (composev2hi): Put operands into vector
4446 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4448 * config/bfin/bfin.md (composev2hi): Put operands into vector
4451 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4453 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
4454 attribute when appropriate.
4455 (bfin_handle_l1_text_attribute): New.
4456 (bfin_handle_l1_data_attribute): New.
4457 (bfin_attribute_table): Add attributes: l1_text, l1_data,
4458 l1_data_A and l1_data_B.
4459 * doc/extend.texi (node Function Attributes): Document l1_text
4461 (Variable Attributes): Add Blackfin subsection. Document l1_data,
4462 l1_data_A and l1_data_B variable attributes.
4464 2007-08-28 Jie Zhang <jie.zhang@analog.com>
4466 * config/bfin/bfin.opt (minline-plt): Add.
4467 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
4468 call to global functions.
4469 * doc/invoke.texi (Option Summary): Mention -minline-plt.
4470 (Blackfin Options): Document -minline-plt.
4472 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
4474 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
4475 given a non-function.
4476 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
4478 2007-08-28 DJ Delorie <dj@redhat.com>
4480 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
4482 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4484 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
4486 2007-08-28 Richard Guenther <rguenther@suse.de>
4488 * tree.h (struct tree_function_decl): Increase size of
4489 function_code bitfield.
4491 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
4492 Kazu Hirata <kazu@codesourcery.com>
4494 * gcc/config/m68k/linux.h
4495 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
4496 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
4497 (m68k_return_in_memory): New.
4498 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
4501 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
4504 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
4505 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
4506 operand) when top VEC_SELECT extracts scalar element.
4507 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
4508 (*vec_extract_v4sf_mem): Ditto.
4510 2007-08-28 Jakub Jelinek <jakub@redhat.com>
4513 * passes.c (init_optimization_passes): Move pass_df_finish
4514 after pass_postreload sublist.
4516 PR rtl-optimization/33148
4517 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
4518 (neg (lt X 0)) if X has scalar int mode.
4521 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
4522 initializer, use build_vector_from_ctor if possible to create
4523 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
4524 even after this, return NULL.
4526 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
4528 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
4530 2007-08-28 Richard Guenther <rguenther@suse.de>
4532 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
4533 (struct tree_function_decl): Make function_code a bitfield.
4534 Add disregard_inline_limits flag.
4535 * cgraphunit.c (cgraph_process_new_functions): Check
4536 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
4537 (cgraph_preserve_function_body_p): Likewise.
4538 * ipa-inline.c (compute_inline_parameters): Likewise.
4539 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
4540 for GNU C extern inline functions.
4541 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
4542 * tree-inline.c (disregard_inline_limits_p): Remove.
4543 * tree-inline.h (disregard_inline_limits_p): Likewise.
4544 * c-common.c (handle_always_inline_attribute): Set
4545 DECL_DISREGARD_INLINE_LIMITS.
4546 * langhooks.c (add_builtin_function): Verify the function code
4547 fits in the bitfield.
4549 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
4550 Vladimir Yanovsky <yanov@il.ibm.com>
4551 Revital Eres <eres@il.ibm.com>
4552 Andrey Belevantsev <abel@ispras.ru>
4554 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
4556 * modulo-sched.c: Add documentation regarding do-loop.
4557 (doloop_register_get): Change number of arguments to support
4558 the new do-loop pattern and check whether COUNT_REG has no other
4559 occurences in the loop besides in the control part.
4560 (duplicate_insns_of_cycles): Do not duplicate the insn which
4561 changes count_reg as it is already adjusted.
4562 (generate_prolog_epilog): New argument to support the new
4563 do-loop pattern. Change the subtract instruction to use
4564 expand_simple_binop. Call duplicate_insns_of_cycles with new
4566 (sms_schedule): Call doloop_register_get and
4567 generate_prolog_epilog with new argument. Do not handle loops
4568 with single sets insns with subreg in their lhs.
4569 * loop-doloop.c (doloop_optimize): Support for another do-loop
4571 (doloop_condition_get): Gets an instruction instead of a pattern
4572 and change the return condition when the do-loop pattern is
4574 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
4575 deps when considering to not create edges.
4577 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
4579 * doc/extend.texi (gnu_inline funtion attribute): Document C++
4582 2007-08-27 Jason Merrill <jason@redhat.com>
4585 * gimplify.c (gimplify_modify_expr): Discard the assignment of
4586 zero-sized types after calling gimplify_modify_expr_rhs.
4588 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
4590 * regclass.c (init_reg_autoinc): Fix typo.
4592 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
4594 Fix PR tree-optimization/33173
4595 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
4597 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
4600 * config/i386/i386.h (VALID_DFP_MODE_P): New.
4601 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
4604 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
4605 David Ung <davidu@mips.com>
4606 Nigel Stephens <nigel@mips.com>
4608 Separate target-specific initialization from general
4609 back-end initialization.
4611 * toplev.c (init_alignments): New, split out from...
4612 (process_options): ...here.
4613 (backend_init_target): New, split out from...
4614 (backend_init): ...here.
4615 (lang_dependent_init_target): New, split out from...
4616 (lang_dependent_init): ...here.
4617 (target_reinit): New.
4618 * toplev.h (target_reinit): Declare.
4619 * expr.c (init_expr_target): Renamed from init_expr_once, since it
4620 now can be called more than once. Update comments.
4621 * expr.h (init_expr_target): Likewise.
4622 * alias.c (init_alias_target): Renamed from init_alias_once, since it
4623 now can be called more than once. Explicitly zero
4624 static_reg_base_value.
4625 * emit-rtl.c (init_emit_regs): New, split out from...
4626 (init_emit_once): Here.
4627 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
4628 non-const, so that changes from command-line arguments can overwrite
4629 values provided by the static initializers.
4630 (initial_call_really_used_regs): New, used similarly to the above.
4631 (initial_reg_names): Likewise.
4632 (last_mode_for_init_move_cost): Promoted function-local static to
4633 file-scope static to make it accessible outside init_move_cost.
4634 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
4635 Do not initialize inv_reg_alloc_order yet, either. Do initialize
4636 reg_names since it is needed for parsing command-line options.
4637 (init_move_cost): Use last_mode_for_init_move_cost instead of
4638 function-local static.
4639 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
4640 call_really_used_regs now. Reinitialize reg_names. Also
4641 initialize inv_reg_alloc_order. Zero reg_class_subunion and
4642 reg_class_superunion. Clear losing_caller_save_reg_set.
4643 Preserve global registers if called more than once. Reset
4644 move cost, may_move_in_cost, may_move_out_cost, and
4645 last_mode_for_init_move_cost.
4646 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
4647 can now be invoked more than once. Update comments.
4648 (init_regs): Update comments.
4649 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
4650 and initial_call_really_used_regs, instead of the non-initial
4651 variables. This allows us to save the command-line register settings
4652 after target reinitialization.
4653 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
4654 * rtl.h (init_emit_regs): Declare.
4655 (init_reg_modes_target, init_alias_target): Renamed as described
4657 * reload1.c (init_reload): Update comments.
4658 * optabs.c (init_optabs): Likewise.
4659 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
4661 2007-08-26 Chao-ying Fu <fu@mips.com>
4663 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
4666 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4668 * alias.c (memory_modified_1, memory_modified_in_insn_p):
4670 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
4672 * bb-reorder.c (copy_bb_p): Likewise.
4673 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
4674 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
4675 block_ends_with_condjump_p): Likewise.
4676 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
4677 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
4678 block_ends_with_condjump_p): Likewise.
4679 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
4680 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
4681 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
4682 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
4683 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
4684 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
4685 debug_true_const_tree instad of debug_true_tree.
4686 * debug.c (do_nothing_debug_hooks): Likewise.
4687 * debug.h (ignore_block, debug_true_const_tree): Constify.
4688 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
4689 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
4690 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
4691 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
4692 dbx_reg_number, is_based_loc, field_type,
4693 simple_type_align_in_bits, simple_decl_align_in_bits,
4694 simple_type_size_in_bits, field_byte_offset, insert_float,
4695 type_tag, member_declared_type, is_redundant_typedef,
4696 secname_for_decl, is_inlined_entry_point): Likewise.
4697 * emit-rtl.c (const_next_insn, const_previous_insn,
4698 const_next_nonnote_insn, const_prev_nonnote_insn,
4699 const_next_real_insn, const_prev_real_insn,
4700 const_next_active_insn, const_prev_active_insn, const_next_label,
4701 const_prev_label): Likewise.
4702 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
4704 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
4705 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
4706 sched_insn_is_legitimate_for_speculation_p): Likewise.
4707 * jump.c (reversed_comparison_code_parts,
4708 reversed_comparison_code, reversed_comparison, condjump_label):
4710 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
4711 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
4713 * rtl.h (const_previous_insn, const_next_insn,
4714 const_prev_nonnote_insn, const_next_nonnote_insn,
4715 const_prev_real_insn, const_next_real_insn,
4716 const_prev_active_insn, const_next_active_insn, const_prev_label,
4717 const_next_label, modified_between_p, modified_in_p,
4718 const_note_storeskeep_with_call_p, condjump_label,
4719 reversed_comparison, reversed_comparison_code,
4720 reversed_comparison_code_parts, memory_modified_in_insn_p,
4721 stack_regs_mentioned): Likewise.
4722 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
4723 keep_with_call_p): Likewise.
4724 * sched-deps.c (deps_may_trap_p, sched_get_condition,
4725 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
4726 sd_lists_size, sd_lists_empty_p): Likewise.
4727 * sched-int.h (sched_insns_conditions_mutex_p,
4728 haifa_classify_insn, no_real_insns_p,
4729 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
4730 sd_lists_size, sd_lists_empty_p): Likewise.
4731 * sdbout.c (sdb_debug_hooks): Likewise.
4732 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
4733 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
4734 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
4736 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
4737 tree_can_throw_internal): Likewise.
4738 * tree-flow-inline.h (phi_nodes): Likewise.
4739 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
4740 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
4741 * tree-gimple.c (const_get_call_expr_in): Likewise.
4742 * tree-gimple.h (const_get_call_expr_in): Likewise.
4743 * tree.c (const_lookup_attribute, attribute_list_equal,
4744 attribute_list_contained): Likewise.
4745 * tree.h (attribute_list_equal, attribute_list_contained,
4746 const_lookup_attribute): Likewise.
4747 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
4749 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
4751 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
4752 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
4754 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
4757 * config/alpha/constraints.md: Delete "svn:mime-type" property
4758 with svn propdel "svn:mime-type".
4760 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
4763 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
4764 non NOTE insn doesn't cross basic block.
4765 (noce_try_abs): Likewise.
4766 (noce_process_if_block): Likewise.
4768 2007-08-26 David Edelsohn <edelsohn@gnu.org>
4771 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
4772 operand without auto-inc-dec.
4773 * config/rs6000/rs6000.md (floatsidf2_internal): Use
4774 offsettable_mem_operand.
4775 (floatunssidf2_internal): Same.
4776 (fix_truncdfsi2_internal): Same.
4777 (floatsidf_ppc64): Same.
4778 (floatunssidf_ppc64): Same.
4779 (fix_trunctfsi2_internal): Same.
4781 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
4784 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
4785 pass defines needed for version.c.
4787 2007-08-25 Joseph Myers <joseph@codesourcery.com>
4789 * configure.ac (--debug-prefix-map check): Change assembler
4790 version presumed to have feature to 2.18.
4791 * configure: Regenerate.
4793 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4795 * c-common.c (vector_types_convertible_p,
4796 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
4797 self_promoting_args_p): Constify.
4798 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
4799 c_promoting_integer_type_p, self_promoting_args_p,
4800 anon_aggr_type_p, vector_types_convertible_p): Likewise.
4801 * c-decl.c (anon_aggr_type_p): Likewise.
4802 * * c-dump.c (dump_stmt): Likewise.
4803 * c-objc-common.c (has_c_linkage): Likewise.
4804 * c-tree.h (same_translation_unit_p): Likewise.
4805 * c-typeck.c (null_pointer_constant_p,
4806 tagged_types_tu_compatible_p, function_types_compatible_p,
4807 type_lists_compatible_p, lvalue_or_else, lvalue_p,
4808 comptypes_internal, struct tagged_tu_seen_cache,
4809 same_translation_unit_p, alloc_tagged_tu_seen_cache,
4810 c_size_in_bytes): Likewise.
4811 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
4812 hash_ptr, eq_ptr): Likewise.
4813 * langhooks-def.h (lhd_decl_ok_for_sibcall,
4814 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
4815 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
4816 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
4818 * optabs.c (optab_for_tree_code): Likewise.
4819 * optabs.h (optab_for_tree_code): Likewise.
4820 * rtl.h (simplify_rtx): Likewise.
4821 * simplify-rtx.c (simplify_rtx): Likewise.
4822 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
4823 dump_flag, dump_node): Likewise.
4824 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
4825 queue_and_dump_type, dump_flag): Likewise.
4826 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
4827 * tree-pass.h (dump_node): Likewise.
4828 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
4829 supportable_narrowing_operation): Likewise.
4830 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
4831 supportable_narrowing_operation): Likewise.
4832 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
4833 is_negative_overflow_infinity, is_positive_overflow_infinity,
4834 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
4835 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
4836 update_value_range, add_equivalence, ssa_name_nonnegative_p,
4837 ssa_name_nonzero_p, fp_predicate): Likewise.
4838 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
4839 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
4840 ssa_name_nonnegative_p): Likewise.
4842 2007-08-25 Hans Kester <hans.kester@ellips.nl>
4844 * config.gcc : Add x86_64-elf target.
4846 2007-08-25 Jakub Jelinek <jakub@redhat.com>
4848 * expr.c (store_expr): Fix order of store_by_pieces arguments.
4850 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
4851 Nigel Stephens <nigel@mips.com>
4855 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
4856 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
4857 * expr.c (SET_BY_PIECES_P): Define.
4858 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
4859 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
4860 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
4862 * expr.h (SET_RATIO): Define.
4863 (can_store_by_pieces, store_by_pieces): Update prototypes.
4864 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
4865 can_store_by_pieces/store_by_pieces.
4866 (expand_builtin_memcpy_args): Likewise.
4867 (expand_builtin_strncpy): Likewise.
4868 (expand_builtin_memset_args): Likewise. Also remove special case
4869 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
4870 decide what to do instead.
4871 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
4872 to can_store_by_pieces.
4874 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
4875 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
4877 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
4878 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
4879 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
4880 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
4881 (STORE_BY_PIECES_P): Define.
4883 2007-08-24 Tom Tromey <tromey@redhat.com>
4885 * varpool.c (varpool_last_needed_node): Fix comment typo.
4886 * c-decl.c (duplicate_decls): Fix comment typo.
4887 (clone_underlying_type): Update comment.
4889 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4891 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
4892 alpha_in_small_data_p, alpha_split_complex_arg,
4893 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4895 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
4896 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
4898 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
4899 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
4900 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
4901 * config/darwin.c (darwin_binds_local_p): Likewise.
4902 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
4904 * config/i386/i386-protos.h (i386_pe_binds_local_p,
4905 i386_pe_valid_dllimport_attribute_p): Likewise.
4906 * config/i386/i386.c (ix86_function_regparm,
4907 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
4908 x86_can_output_mi_thunk, ix86_mangle_type,
4909 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
4910 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
4911 i386_pe_binds_local_p): Likewise.
4912 * config/ia64/ia64.c
4913 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
4914 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
4915 ia64_invalid_conversion, ia64_invalid_unary_op,
4916 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4918 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
4919 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
4920 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
4921 * config/mips/mips.c (mips_use_blocks_for_constant_p,
4922 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
4923 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4924 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
4925 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
4926 * config/pa/pa.c (pa_commutative_p): Likewise.
4927 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
4929 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
4930 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
4931 rs6000_use_blocks_for_constant_p,
4932 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
4933 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4934 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
4935 * config/s390/s390.c (s390_mangle_type,
4936 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
4938 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4939 th_in_small_data_p): Likewise.
4940 * config/sh/sh.c (sh_ms_bitfield_layout_p,
4941 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4943 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
4944 sparc_mangle_type): Likewise.
4945 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
4946 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
4947 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
4949 * hooks.c (hook_bool_mode_const_rtx_false,
4950 hook_bool_mode_const_rtx_true,
4951 hook_bool_const_tree_hwi_hwi_const_tree_false,
4952 hook_bool_const_tree_hwi_hwi_const_tree_true,
4953 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4954 hook_constcharptr_const_tree_null,
4955 hook_constcharptr_const_rtx_null,
4956 hook_constcharptr_const_tree_const_tree_null,
4957 hook_constcharptr_int_const_tree_null,
4958 hook_constcharptr_int_const_tree_const_tree_null): New.
4959 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4960 hook_bool_tree_hwi_hwi_tree_false,
4961 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
4962 hook_int_tree_tree_1, hook_constcharptr_tree_null,
4963 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
4964 hook_constcharptr_int_tree_null,
4965 hook_constcharptr_int_tree_tree_null): Delete.
4966 (default_can_output_mi_thunk_no_vcall): Constify.
4967 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4968 hook_bool_tree_hwi_hwi_tree_false,
4969 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
4970 hook_int_tree_tree_1, hook_constcharptr_tree_null,
4971 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
4972 hook_constcharptr_int_tree_null,
4973 hook_constcharptr_int_tree_tree_null): Delete.
4974 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
4975 hook_bool_const_tree_hwi_hwi_const_tree_false,
4976 hook_bool_const_tree_hwi_hwi_const_tree_true,
4977 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4978 hook_constcharptr_const_tree_null,
4979 hook_constcharptr_const_rtx_null,
4980 hook_constcharptr_const_tree_const_tree_null,
4981 hook_constcharptr_int_const_tree_null,
4982 hook_constcharptr_int_const_tree_const_tree_null): New.
4983 (default_can_output_mi_thunk_no_vcall): Constify.
4984 * integrate.c (function_attribute_inlinable_p): Likewise.
4985 * integrate.h (function_attribute_inlinable_p): Likewise.
4986 * jump.c (rtx_renumbered_equal_p): Likewise.
4987 * output.h (decl_readonly_section, categorize_decl_for_section,
4988 default_use_anchors_for_symbol_p, default_binds_local_p,
4989 default_binds_local_p_1): Likewise.
4990 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
4992 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4993 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
4994 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
4995 TARGET_COMP_TYPE_ATTRIBUTES,
4996 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
4997 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
4998 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
4999 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
5000 TARGET_DWARF_CALLING_CONVENTION): Likewise.
5001 * target.h (can_output_mi_thunk, needs_block_p,
5002 first_cycle_multipass_dfa_lookahead_guard_spec,
5003 vector_alignment_reachable, comp_type_attributes,
5004 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
5005 commutative_p, use_blocks_for_constant_p,
5006 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
5007 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
5008 invalid_within_doloop, valid_dllimport_attribute_p,
5009 split_complex_arg, invalid_arg_for_unprototyped_fn,
5010 invalid_conversion, invalid_unary_op, invalid_binary_op):
5012 * targhooks.c (default_invalid_within_doloop,
5013 hook_invalid_arg_for_unprototyped_fn,
5014 default_builtin_vector_alignment_reachable): Likewise.
5015 (hook_bool_rtx_commutative_p): Delete.
5016 (hook_bool_const_rtx_commutative_p): New.
5017 * targhooks.h (default_invalid_within_doloop,
5018 default_builtin_vector_alignment_reachable,
5019 hook_invalid_arg_for_unprototyped_fn): Constify.
5020 (hook_bool_rtx_commutative_p): Delete.
5021 (hook_bool_const_rtx_commutative_p): New.
5022 * varasm.c (bss_initializer_p, decl_default_tls_model,
5023 categorize_decl_for_section, decl_readonly_section,
5024 default_use_anchors_for_symbol_p, default_binds_local_p,
5025 default_binds_local_p_1): Constify.
5027 2007-08-24 Jie Zhang <jie.zhang@analog.com>
5029 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5030 __NO_BUILTIN if -fno-builtin.
5032 2007-08-24 Jie Zhang <jie.zhang@analog.com>
5034 * config/bfin/bfin.c (print_operand): Report error instead of
5035 ICE for wrong operand.
5037 2007-08-24 Michael Matz <matz@suse.de>
5039 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
5041 2007-08-24 Richard Guenther <rguenther@suse.de>
5044 * tree-ssa.c (useless_type_conversion_p): Split into a
5045 recursive and a non-recursive part.
5046 (useless_type_conversion_p_1): New function.
5047 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
5048 from maybe_fold_offset_to_reference is trivially convertible
5049 to the desired type before doing the simplification.
5051 2007-08-24 Jakub Jelinek <jakub@redhat.com>
5053 * expr.c (store_expr): Optimize initialization of an array
5055 * expr.h (builtin_strncpy_read_str): New prototype.
5056 * builtins.c (builtin_strncpy_read_str): Remove prototype.
5059 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
5062 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
5063 field when initializing if_info structure.
5065 2007-08-24 Richard Guenther <rguenther@suse.de>
5067 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
5069 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
5070 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
5071 * tree-inline.c (inlinable_function_p): Fold in common parts of
5072 the cannot_inline_tree_fn langhook.
5073 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
5074 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
5075 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5076 cannot_inline_tree_fn langhook.
5077 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
5078 cannot_inline_tree_fn member.
5080 2007-08-24 Richard Guenther <rguenther@suse.de>
5082 * expr.c (get_inner_reference): Do computation of bitoffset
5083 from offset in a way we can detect overflow reliably.
5085 2007-08-24 Jie Zhang <jie.zhang@analog.com>
5087 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
5089 2007-08-24 Jie Zhang <jie.zhang@analog.com>
5091 * config/bfin/bfin.opt (mfast-fp): Add.
5092 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
5093 libbffastfp override libgcc if -mfast-fp.
5094 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
5095 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
5096 (Blackfin Options): Document -mfast-fp.
5098 2007-08-24 Jakub Jelinek <jakub@redhat.com>
5100 PR tree-optimization/32573
5102 * tree-data-ref.c (initialize_data_dependence_relation): Clear
5103 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
5104 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
5105 (build_classic_dist_vector): Return false rather than true if
5106 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
5107 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
5108 returned false. Don't call save_dist_v before calling
5109 build_classic_dist_vector_1.
5110 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
5111 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
5112 DDR_DIR_VECTS vectors.
5114 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
5116 * configure.ac (leb128): Modify sed statement to work with any
5117 binutils version string.
5118 * configure: Regenerate
5120 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5122 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
5123 Wrap in RTX_CODE macro guard.
5124 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
5125 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
5126 arm_mark_dllimport, arm_pe_encode_section_info,
5127 arm_pe_unique_section): Use ISO-C function declarations.
5128 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
5129 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
5130 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
5132 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
5133 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
5135 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
5137 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
5138 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
5139 (register_move_cost): Use ISO-C function declarations.
5140 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
5141 * config/score/score-protos.h (score_declare_object): Add
5143 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
5145 * final.c (profile_function): Avoid empty if-bodies.
5148 * calls.c (must_pass_in_stack_var_size,
5149 must_pass_in_stack_var_size_or_pad): Constify.
5150 * config/alpha/alpha-protos.h (function_value): Likewise.
5151 * config/alpha/alpha.c (alpha_return_in_memory,
5152 alpha_pass_by_reference, function_value,
5153 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
5154 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
5156 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
5157 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5158 TARGET_PROMOTE_PROTOTYPES): Likewise.
5159 * config/arm/arm-protos.h (arm_return_in_memory,
5160 arm_pad_arg_upward, arm_function_value): Likewise.
5161 * config/arm/arm.c (arm_pass_by_reference,
5162 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
5163 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5164 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
5166 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
5167 * config/avr/avr-protos.h (avr_function_value): Likewise.
5168 * config/avr/avr.c (avr_return_in_memory,
5169 gas_output_limited_string, gas_output_ascii, avr_function_value,
5170 avr_return_in_memory): Likewise.
5171 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
5172 * config/bfin/bfin.c (bfin_pass_by_reference,
5173 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
5174 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
5176 * config/cris/cris.c (cris_pass_by_reference,
5177 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
5178 * config/crx/crx.c (crx_return_in_memory): Likewise.
5179 * config/darwin.c (function_base, machopic_function_base_name):
5181 * config/fr30/fr30.c (fr30_must_pass_in_stack,
5182 TARGET_PROMOTE_PROTOTYPES): Likewise.
5183 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
5184 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
5185 * config/i386/i386-protos.h (ix86_return_in_memory,
5186 ix86_sol10_return_in_memory): Likewise.
5187 * config/i386/i386.c (ix86_function_value,
5188 ix86_function_sseregparm, ix86_must_pass_in_stack,
5189 type_natural_mode, classify_argument, examine_argument,
5190 construct_container, ix86_pass_by_reference, function_value_32,
5191 function_value_64, ix86_function_value_1, return_in_memory_32,
5192 return_in_memory_64, return_in_memory_ms_64,
5193 ix86_return_in_memory, ix86_sol10_return_in_memory,
5194 TARGET_PROMOTE_PROTOTYPES): Likewise.
5195 * config/ia64/ia64-protos.h (ia64_function_value,
5196 ia64_hpux_function_arg_padding): Likewise.
5197 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
5198 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
5199 ia64_hpux_function_arg_padding): Likewise.
5200 * config/iq2000/iq2000-protos.h (function_arg,
5201 iq2000_function_value): Likewise.
5202 * config/iq2000/iq2000.c (iq2000_return_in_memory,
5203 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
5204 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5205 function_arg, iq2000_function_value): Likewise.
5206 * config/m32c/m32c-protos.h (m32c_function_value,
5207 m32c_promote_function_return): Likewise.
5208 * config/m32c/m32c.c (m32c_pass_by_reference,
5209 m32c_promote_prototypes, m32c_promote_function_return,
5210 m32c_function_value): Likewise.
5211 * config/m32r/m32r.c (m32r_return_in_memory,
5212 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
5213 m32r_in_small_data_p): Likewise.
5214 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
5216 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
5217 m68hc11_function_arg_padding): Likewise.
5218 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
5219 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
5220 m68k_function_value): Likewise.
5221 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
5222 mcore_function_value): Likewise.
5223 * config/mcore/mcore.c (handle_structs_in_regs,
5224 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
5225 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5226 mcore_num_arg_regs, mcore_function_value): Likewise.
5227 * config/mips/mips-protos.h (mips_pad_arg_upward,
5228 mips_function_value): Likewise.
5229 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
5230 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
5231 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5232 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
5233 mips_function_value): Likewise.
5234 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
5236 * config/mmix/mmix.c (mmix_pass_by_reference,
5237 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
5238 mmix_encode_section_info): Likewise.
5239 * config/mn10300/mn10300-protos.h (mn10300_function_value):
5241 * config/mn10300/mn10300.c (mn10300_return_in_memory,
5242 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
5243 mn10300_function_value): Likewise.
5244 * config/mt/mt-protos.h (mt_function_value): Likewise.
5245 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
5246 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
5247 * config/pa/pa-protos.h (function_arg_padding, function_value,
5248 pa_return_in_memory): Likewise.
5249 * config/pa/pa.c (pa_pass_by_reference,
5250 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5251 function_arg_padding, function_value, pa_return_in_memory):
5253 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
5254 * config/rs6000/rs6000-protos.h (rs6000_function_value,
5255 function_arg_padding): Likewise.
5256 * config/rs6000/rs6000.c (rs6000_return_in_memory,
5257 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
5258 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
5259 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5260 function_arg_padding, altivec_expand_dst_builtin,
5261 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
5262 altivec_init_builtins, rs6000_common_init_builtins,
5263 rs6000_function_value): Likewise.
5264 * s390/s390-protos.h (s390_function_value): Likewise.
5265 * config/s390/s390.c (s390_function_arg_size,
5266 s390_pass_by_reference, s390_return_in_memory,
5267 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
5268 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
5269 * config/score/score-protos.h (score_function_value): Likewise.
5270 * config/score/score.c (score_arg_partial_bytes,
5271 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5272 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
5273 score_pass_by_reference, score_add_offset, score_function_value):
5275 * config/sh/sh-protos.h (sh_attr_renesas_p,
5276 sh_promote_prototypes): Likewise.
5277 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
5278 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
5279 sh_attr_renesas_p): Likewise.
5280 * config/sparc/sparc-protos.h (function_value,
5281 function_arg_padding): Likewise.
5282 * config/sparc/sparc.c (sparc_promote_prototypes,
5283 sparc_return_in_memory, sparc_pass_by_reference,
5284 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5285 function_arg_record_value_2, function_arg_record_value_1,
5286 function_arg_record_value, function_arg_record_value,
5287 function_arg_padding, function_value): Likewise.
5288 * config/spu/spu-protos.h (spu_function_value): Likewise.
5289 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
5290 spu_function_value): Likewise.
5291 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
5293 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
5294 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
5295 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
5297 * config/v850/v850.c (v850_return_in_memory,
5298 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
5299 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
5300 * config/xtensa/xtensa.c (xtensa_return_in_msb,
5301 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
5302 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
5304 * explow.c (promote_mode, hard_function_value): Likewise.
5305 * expr.h (hard_function_value, promote_mode): Likewise.
5306 * function.c (aggregate_value_p): Likewise.
5307 * hooks.c (hook_bool_const_tree_true): New.
5308 * hooks.h (hook_bool_const_tree_true): New.
5309 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
5310 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
5311 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5312 TARGET_RETURN_IN_MSB): Likewise.
5313 * target.h (promote_function_args, promote_function_return,
5314 promote_prototypes, return_in_memory, return_in_msb,
5315 pass_by_reference, must_pass_in_stack, callee_copies,
5316 function_value): Likewise.
5317 * targhooks.c (default_return_in_memory,
5318 hook_pass_by_reference_must_pass_in_stack,
5319 hook_callee_copies_named,
5320 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
5321 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
5322 default_function_value): Likewise.
5323 * targhooks.h (default_return_in_memory,
5324 hook_pass_by_reference_must_pass_in_stack,
5325 hook_callee_copies_named,
5326 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
5327 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
5328 default_function_value): Likewise.
5329 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
5330 (equiv_class_label_hash, equiv_class_label_eq): Constify.
5331 * tree-vectorizer.c (bb_in_loop_p): Likewise.
5332 * tree.c (needs_to_live_in_memory): Likewise.
5333 * tree.h (struct tree_type, needs_to_live_in_memory,
5334 aggregate_value_p, must_pass_in_stack_var_size,
5335 must_pass_in_stack_var_size_or_pad): Likewise.
5336 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
5337 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
5338 lookup_filename): Likewise.
5340 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
5343 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
5344 fake fcomi i387 instruction for !TARGET_CMOVE.
5345 (ix86_expand_branch): Expand natural sequence with one jump for
5346 all targets, not only TARGET_CMOVE.
5347 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
5348 pattern to implement fake fcomi sequence. Split instruction after
5349 reload to correct compare sequences.
5350 (*cmpfp_xf_cc): Ditto.
5351 (*cmpfp_<mode>_cc): Ditto.
5352 (*cmpfp_u_cc): Ditto.
5353 (*cmpfp_<mode>_cc): Ditto.
5355 2007-08-23 Richard Guenther <rguenther@suse.de>
5357 * tree-pretty-print.c (dump_generic_node): Annotate
5358 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
5360 2007-08-23 Richard Guenther <rguenther@suse.de>
5362 * builtins.c (expand_builtin_mathfn): Wrap argument in
5363 save_expr directly instead of re-building the call.
5364 (expand_builtin_mathfn_2): Likewise.
5365 (expand_builtin_mathfn_3): Likewise.
5366 (expand_builtin_interclass_mathfn): Likewise.
5367 (expand_builtin_int_roundingfn): Set arg.
5368 (expand_builtin_int_roundingfn_2): Likewise.
5370 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
5372 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
5373 *sse_nand<mode>3, *sse_xor<mode>3): New.
5375 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
5377 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
5378 * config/i386/i386.c (print_operand): Handle ';' code. Output
5379 semicolon for TARGET_MACHO.
5380 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
5381 emit semicolon after 'lock' prefix.
5382 (sync_double_compare_and_swap<mode>): Ditto.
5383 (*sync_double_compare_and_swapdi_pic): Ditto.
5384 (*sync_compare_and_swap_cc<mode>): Ditto.
5385 (sync_double_compare_and_swap_cc<mode>): Ditto.
5386 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
5387 (sync_old_add<mode>): Ditto.
5388 (sync_add<mode>): Ditto.
5389 (sync_sub<mode>): Ditto.
5390 (sync_ior<mode>): Ditto.
5391 (sync_and<mode>): Ditto.
5392 (sync_xor<mode>): Ditto.
5394 2007-08-22 Chao-ying Fu <fu@mips.com>
5396 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
5398 (copy_rtx): Handle CONST_FIXED.
5399 (rtx_equal_p): Likewise.
5400 * rtl.h (fixed_value.h): New include.
5401 (rtx_def): Add a new field of fixed_value to u.
5402 (XCNMPFV): Define for accessing fixed_value.
5403 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
5405 * rtl.def (CONST_FIXED): New constant.
5406 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
5407 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
5408 US_ASHIFT): New codes.
5409 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
5410 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
5411 unsigned_fract_convert, unsigned_sat_fract): Document them.
5412 * varasm.c (assemble_integer): Extend to support fixed-point constants
5413 by using different machine classes.
5414 (decode_addr_const): Handle FIXED_CST.
5415 (const_hash_1): Likewise.
5416 (compare_constant): Likewise.
5417 (copy_constant): Likewise.
5418 (const_rtx_hash_1): Handle CONST_FIXED.
5419 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5420 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
5422 (initializer_constant_valid_p): Handle FIXED_CST.
5423 (output_constant): Support FIXED_POINT_TYPE.
5424 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
5425 * cse.c (hash_rtx): Support CONST_FIXED.
5426 (exp_equiv_p): Likewise.
5427 (cannon_reg): Likewise.
5428 (fold_rtx): Likewise.
5429 (equiv_constant): Likewise.
5430 (cse_process_notes_1): Likewise.
5431 (count_reg_usage): Likewise.
5432 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
5433 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
5434 (wrap_constant): Check CONST_FIXED.
5435 (cselib_hash_rtx): Support CONST_FIXED.
5436 (cselib_subst_to_values): Likewise.
5437 * df-scan.c (df_uses_record): Likewise.
5438 * gcse.c (want_to_gcse_p): Likewise.
5439 (oprs_unchanged_p): Likewise.
5440 (oprs_not_set_p): Likewise.
5441 (compute_transp): Likewise.
5442 (extract_mentioned_regs_helper): Likewise.
5443 * genemit.c (gen_exp): Likewise.
5444 * local-alloc.c (equiv_init_varies_p): Likewise.
5445 (contains_replace_regs): Likewise.
5446 (memref_referenced_p): Likewise.
5447 * loop-invariant.c (check_maybe_invariant): Likewise.
5448 (hash_invariant_expr_1): Likewise.
5449 (invariant_expr_equal_p): Likewise.
5450 * postreload-gcse.c (oprs_unchanged_p): Likewise.
5451 * regclass.c (reg_scan_mark_refs): Likewise.
5452 * regrename.c (scan_rtx): Likewise.
5453 * resource.c (mark_referenced_resources): Likewise.
5454 (mark_set_resources): Likewise.
5455 * rtlanal.c (rtx_unstable_p): Likewise.
5456 (rtx_varies_p): Likewise.
5457 (count_occurrences): Likewise.
5458 (reg_mentioned_p): Likewise.
5459 (modified_between_p): Likewise.
5460 (modified_in_p): Likewise.
5461 (volatile_insn_p): Likewise.
5462 (volatile_refs_p): Likewise.
5463 (side_effects_p): Likewise.
5464 (may_trap_p_1): Likewise.
5465 (inequality_comparisons_p): Likewise.
5466 (computed_jump_p_1): Likewise.
5467 (commutative_operand_precedence): Likewise.
5468 * sched-deps.c (sched_analyze_2): Likewise.
5469 * sched-vis.c (print_value): Likewise.
5470 * reload.c (operands_match_p): Likewise.
5471 (subst_reg_equivs): Likewise.
5472 * reload1.c (eliminate_regs_1): Likewise.
5473 (elimination_effects): Likewise.
5474 (scan_paradoxical_subregs): Likewise.
5475 * alias.c (rtx_equal_for_memref_p): Likewise.
5476 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
5477 * emit-rtl.c (const_fixed_htab): New hash table.
5478 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
5480 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
5481 const_fixed_from_fixed_value): New functions.
5482 (verify_rtx_sharing): Handle CONST_FIXED.
5483 (copy_rtx_if_shared_1): Likewise.
5484 (reset_used_flags): Likewise.
5485 (set_used_flags): Likewise.
5486 (copy_insn_1): Likewise.
5487 (init_emit_once): Create const_fixed_htab.
5488 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
5490 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
5492 PR tree-optimization/32949
5493 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
5494 before failing for ivs with non-constant step.
5496 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
5498 * doc/md.texi (Iterators): Renamed from Macros. All contents
5499 changed to reflect rename of respectively define_code_macro and
5500 define_mode_macro to define_code_iterator and define_mode_iterator.
5501 (Mode Iterators, Code Iterators): Similar.
5502 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
5503 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
5504 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
5505 (initialize_iterators, find_iterator, check_code_iterator)
5506 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
5507 (read_mapping, read_rtx_1): Similar.
5508 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
5509 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
5510 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
5511 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
5512 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
5513 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
5514 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
5515 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
5516 config/rs6000/sync.md, config/rs6000/rs6000.md,
5517 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
5518 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
5519 config/vax/vax.md, config/bfin/bfin.md: Similar.
5521 2007-08-22 David Daney <ddaney@avtrex.com>
5523 * doc/install.texi (Testing): Mention testing on a simulator.
5525 2007-08-22 Janis Johnson <janis187@us.ibm.com>
5527 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
5529 * doc/libgcc.texi (Decimal float library routines): Fix formatting
5530 and rearrange floating point conversion functions into different
5533 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5535 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
5536 dfa_post_advance_cycle): New scheduler hooks.
5537 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
5538 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
5540 (TARGET_SCHED): Use them.
5541 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
5542 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
5543 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
5545 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
5546 function to facilitate debugging.
5547 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
5548 (output_insn_has_dfa_reservation_p): New static function to output
5549 insn_has_dfa_reservation_p ().
5550 (write_automata): Use it.
5551 * genattr.c (main): Output declaration for
5552 insn_has_dfa_reservation_p ().
5554 2007-08-22 Christian Bruel <christian.bruel@st.com>
5555 Richard Guenther <rguenther@suse.de>
5557 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
5558 * simplify_rtx (simplify_binary_operation_1): Likewise.
5560 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
5562 PR rtl-optimization/32557
5563 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
5564 of REGNO (mws->mw_reg).
5566 2007-08-22 Richard Guenther <rguenther@suse.de>
5569 * builtins.c (expand_builtin_int_roundingfn): Replace call
5570 argument wrapped with SAVE_EXPR directly.
5571 (expand_builtin_int_roundingfn_2): Likewise.
5573 2007-08-22 Richard Guenther <rguenther@suse.de>
5575 * tree-inline.c (inlinable_function_p): Restore disregarding
5576 inline limits for GNU extern inline functions.
5578 2007-08-22 Richard Guenther <rguenther@suse.de>
5581 * tree.c (host_integerp): Treat sizetype as signed as it is
5584 2007-08-21 Ian Lance Taylor <iant@google.com>
5586 PR tree-optimization/33134
5587 * tree-vrp.c (adjust_range_with_scev): Call
5588 set_value_range_to_value.
5590 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
5592 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
5595 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
5597 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
5600 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
5602 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
5603 cases to set eight bytes at a time.
5604 (expand_block_move): Likewise.
5606 2007-08-21 Jakub Jelinek <jakub@redhat.com>
5609 * dwarf2out.c (gen_decl_die): Don't call
5610 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
5612 2007-08-21 Paul Brook <paul@codesourcery.com>
5613 Nathan Sidwell <nathan@codesourcery.com>
5614 Mark Mitchell <mark@codesourcery.com>
5615 Joseph Myers <joseph@codesourcery.com>
5617 * configure.ac: Add --with-pkgversion and --with-bugurl.
5618 * configure: Regenerate.
5619 * doc/install.texi: Document them.
5620 * version.c (version_string): Remove VERSUFFIX.
5621 (VERSUFFIX): Remove.
5622 (pkgversion_string): New.
5623 (bug_report_url): Do not hard-code initializer.
5624 * version.h (pkgversion_string): Declare.
5625 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
5627 (version.o): Define PKGVERSION and BUGURL.
5628 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
5629 (%.pod): Define BUGURL.
5630 * gcc.c (process_command, main): Use pkgversion_string.
5631 * toplev.c (compile_file, print_version): Likewise.
5632 * protoize.c (main): Likewise.
5633 * gcov.c (print_version): Likewise. Update copyright date.
5634 * gcov-dump.c (print_version): Likewise. Update copyright date.
5635 * mips-tdump.c (main): Likewise. Update copyright date.
5636 * mips-tfile.c (main): Likewise. Update copyright date.
5637 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
5638 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
5639 shorten description.
5640 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
5641 * doc/gccint.texi: Likewise.
5642 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
5643 Update copyright date.
5645 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
5647 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
5648 (ix86_expand_strlensi_unroll_1): Ditto.
5649 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
5650 (ix86_expand_carry_flag_compare): Update comment.
5652 2007-08-21 Jakub Jelinek <jakub@redhat.com>
5655 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
5656 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
5658 2007-08-21 Richard Guenther <rguenther@suse.de>
5660 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
5662 2007-08-21 Richard Guenther <rguenther@suse.de>
5665 * fold-const.c (fold_binary): Remove index +p PTR folding.
5666 Fix types of POINTER_PLUS_EXPR generated by folding of
5669 2007-08-20 Chao-ying Fu <fu@mips.com>
5671 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
5672 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
5673 RID_ONEWAY, so that it can be checked in declspecs_add_type.
5674 (c_common_fixed_point_type_for_size): Declare.
5675 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
5676 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
5677 (c_token_starts_declspecs): Likewise.
5678 (c_parser_declspecs): Likewise.
5679 (c_parser_attributes): Likewise.
5680 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
5681 (c_declspecs): Add saturating_p.
5682 * c-decl.c (build_null_declspecs): Initialize saturating_p.
5683 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
5684 _Sat. Handle RID_SAT.
5685 Avoid using void, bool, char, int, float, double, _Decimal32,
5686 _Decimal64, _Decimal128, and complex with _Sat.
5687 Handle RID_FRACT and RID_ACCUM.
5688 Make sure _Sat is used with _Fract or _Accum.
5689 (finish_declspecs): Handle cts_fract and cts_accum.
5690 * c-common.c (fixed-value.h): New include.
5691 (constant_expression_warning): Handle FIXED_CST.
5692 (overflow_warning): Likewise.
5693 (warnings_for_convert_and_check): Likewise.
5694 (c_common_fixed_point_type_for_size): New.
5695 (c_common_type_for_mode): Handle fixed-point modes to
5696 return various saturating/non-saturating, signed/unsigned types.
5697 (c_common_signed_or_unsigned_type): Support fixed-point types.
5698 (shorten_compare): Check fixed-point zero.
5699 Handle FIXED_POINT_TYPE.
5700 (c_common_truthvalue_conversion): Handle FIXED_CST.
5701 Handle FIXED_POINT_TYPE.
5702 (c_common_nodes_and_builtins): Record builtin types for fixed-point
5704 (handle_mode_attribute): Handle fixed-point modes. Need to check
5705 if the signness of base type and fixed-point modes are consistent.
5706 (handle_vector_size_attribute): Handle fixed-point modes.
5707 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
5708 (warn_for_div_by_zero): Check fixed-point zero.
5709 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
5710 a common fixed-point type based on fbit, ibit, sign, and saturation.
5711 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
5712 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
5713 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
5714 (convert_for_assignment): Support FIXED_POINT_TYPE.
5715 (digest_init): Handle FIXED_POINT_TYPE.
5716 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
5717 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
5718 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
5719 GE_EXPR, LT_EXPR, GT_EXPR.
5720 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
5721 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
5722 * target.h (gcc_target): Add fixed_point_supported_p.
5723 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
5724 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
5725 (default_fixed_point_supported_p): Define.
5726 * targhooks.h (default_fixed_point_supported_p): Declare.
5727 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
5728 * doc/install.texi (Configuration): Add --enable-fixed-point.
5729 * configure.ac (--enable-fixed-point): New to enable fixed-point
5730 arithmetic extension to C. For mips targets, we enable it by default.
5731 * configure, config.in: Regenerate.
5733 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
5735 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
5737 2007-08-20 David Edelsohn <edelsohn@gnu.org>
5739 * dwarf2out.c (text_section_used): Move declaration outside ifdef
5740 DWARF2_DEBUGGING_INFO.
5741 (cold_text_section_used): Same.
5742 (cold_text_section): Same.
5744 2007-08-20 Richard Guenther <rguenther@suse.de>
5746 * c-typeck.c (convert_for_assignment): Use the type of
5747 the member for the initialization.
5749 2007-08-20 Richard Guenther <rguenther@suse.de>
5751 * c-objc-common.c (c_disregard_inline_limits): Remove.
5752 * c-objc-common.h (c_disregard_inline_limits): Likewise.
5753 * cgraphunit.c (cgraph_process_new_functions): Call
5754 disregard_inline_limits_p.
5755 (cgraph_preserve_function_body_p): Likewise.
5756 * ipa-inline.c (compute_inline_parameters): Likewise.
5757 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
5759 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
5760 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5761 disregard_inline_limits langhook.
5762 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
5764 * langhooks.h (lang_hooks_for_tree_inlining): Remove
5765 disregard_inline_limits langhook.
5766 * tree-inline.c (disregard_inline_limits_p): New function.
5767 * tree-inline.h (disregard_inline_limits_p): Declare.
5769 2007-08-20 Richard Guenther <rguenther@suse.de>
5771 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
5772 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
5773 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5774 auto_var_in_fn_p langhook.
5775 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
5777 * tree.c (auto_var_in_fn_p): ... here.
5778 (find_var_from_fn): Call auto_var_in_fn_p directly.
5779 * langhooks.h (lang_hooks_for_tree_inlining): Remove
5780 auto_var_in_fn_p langhook.
5781 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
5782 (copy_body_r): Likewise.
5783 (self_inlining_addr_expr): Likewise.
5784 * tree.h (auto_var_in_fn_p): Declare.
5786 2007-08-20 Richard Guenther <rguenther@suse.de>
5788 * tree.c (WALK_SUBTREE): Call walk_tree_1.
5789 (walk_type_fields): Take lh parameter.
5790 (walk_tree): Rename to ...
5791 (walk_tree_1): ... this. Do not call the walk_subtrees
5792 langhook but the now passed callback. Pass lh on recursion.
5793 (walk_tree_without_duplicates): Rename to ...
5794 (walk_tree_without_duplicates_1): ... this. Take lh parameter
5795 and call walk_tree_1.
5796 * tree.h (walk_tree_lh): New typedef.
5797 (walk_tree_1): Declare.
5798 (walk_tree_without_duplicates_1): Likewise.
5799 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
5800 (walk_tree_without_duplicates): New define to
5801 walk_tree_without_duplicates_1 with NULL lh parameter.
5802 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
5803 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
5805 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
5806 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
5807 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
5810 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
5813 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
5814 code in front of the compacting of basic blocks.
5815 Move the folding of statements inbetween the cgraph checking
5816 and compacting of basic blocks.
5818 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5819 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5822 * config/alpha/alpha.c (va_list_skip_additions): Check for
5823 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
5824 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
5825 PLUS_EXPR when checking ap.__base.
5826 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
5827 when doing addition on pointer types. Use size_int instead of
5829 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
5830 ptr_type in the second operand.
5832 2007-08-19 Andrew Pinski <pinskia@gmail.com>
5835 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
5837 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5840 * cfgexpand.c (expand_one_register_var): Mark pointer
5841 DECL_ARTIFICIAL as REG_POINTER also.
5842 * stmt.c (expand_decl): Likewise.
5844 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
5851 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
5852 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
5853 on_worklist argument and avoid adding things to worklist multiple
5855 (add_to_worklist): Ditto.
5856 (mark_aliases_call_clobbered): Mark entire structure clobbered if
5857 single SFT is clobbered.
5858 (set_initial_properties): Ditto.
5859 (compute_call_clobbered): Update for changes to function
5861 (create_overlap_variables_for): Always create SFT for offset 0.
5862 (create_structure_vars): Handle PHI's, since we are in SSA form at
5864 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
5865 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
5867 (add_vars_for_offset): Figure out aliases from access + points-to.
5868 (add_virtual_operand): Use add_vars-for_offset.
5869 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
5870 (add_call_clobber_ops): Remove makes_clobbering_call set.
5871 (get_expr_operands): Always pass through the INDIRECT_REF
5873 * tree-ssa-structalias.c (struct constraint_graph): Remove
5875 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
5876 address_taken, pt_used, number_incoming.
5877 (FIRST_ADDR_NODE): Removed.
5878 (merge_graph_nodes): Remove broken code for the moment.
5879 (init_graph): New function.
5880 (build_pred_graph): Remove code to init_graph.
5881 Add location equivalence support.
5882 (struct scc_info): Rename roots to deleted.
5884 (init_scc_info): Ditto
5885 (init_topo_info): Use graph->size.
5886 (compute_topo_order): Ditto.
5887 (do_da_constraint): Removed.
5888 (do_sd_constraint): Remove calls to find().
5889 set_union_with_increment should always get 0 as last arg here.
5890 (do_complex_constraint): Replace do_da_constraint with assert.
5892 (struct equiv_class_label): New.
5893 (pointer_equiv_class_table): Ditto.
5894 (location_equiv_class_table): Ditto.
5895 (equiv_class_label_hash): Ditto.
5896 (equiv_class_label_eq): Ditto
5897 (equiv_class_lookup): Ditto.
5898 (equiv_class_ladd): Ditto.
5899 (pointer_equiv_class): Ditto.
5900 (location_equiv_class): Ditto.
5901 (condense_visit): Rename and rewrite from label_visit to do only
5902 SCC related stuff for HU.
5903 (label_visit): Do HU work for HU.
5904 (perform_var_substitution): Update to do HU and location
5906 (free_var_substitution_info): Update to free HU and location
5907 equivalence structures. */
5908 (find_equivalent_node): Update for pointer but not location
5910 (unite_pointer_equivalences): New function.
5911 (move_complex_constraints): Rewrite to only do moving.
5912 (rewrite_constraints): Split out of move_complex_constraints.
5913 (solve_graph): Use graph->size.
5914 (process_constraint_1): Add from_call argument, use it.
5915 Split *a = &b into two constraints.
5916 (process_constraint): Use new process_constraint_1.
5917 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
5918 (get_constraint_for): Handle non-pointer integers properly.
5919 Remove code that used to handle structures.
5920 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
5921 with unknown addends.
5922 (handle_rhs_call): New function.
5923 (find_func_aliases): Use handle_rhs_call.
5924 (set_uids_in_ptset): Add an assert.
5925 (set_used_smts): Fix bug in not considering unified vars.
5926 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
5927 (compute_points_to_sets): Update for other function changes.
5928 (delete_points_to_sets): Ditto.
5929 (ipa_pta_execute): Ditto.
5930 (pass_ipa_pta): We need to update SSA after ipa_pta.
5932 2007-08-19 Jan Hubicka <jh@suse.cz>
5934 * i386.md: Replace "rim" and "mri" constraints by "g".
5936 2007-08-19 Joseph Myers <joseph@codesourcery.com>
5938 * dwarf2out.c (text_section_used, cold_text_section_used,
5939 cold_text_section, dwarf2out_note_section_used): New.
5940 (dwarf2out_init): Initialize cold_text_section.
5941 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
5942 dwarf2out_note_section_used.
5943 (size_of_aranges): Only count entry for text section if it was
5944 used. Count entry for cold text section if it was used.
5945 (output_aranges): Only output entries for text section and cold
5946 text section if they were used.
5948 2007-08-19 Andrew Pinski <pinskia@gmail.com>
5950 * tree-pretty-print.c (debug_generic_expr): Add a comment about
5952 (debug_generic_stmt): Likewise.
5953 (debug_tree_chain): Likewise.
5955 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
5957 * tree-data-refs.c (split_constant_offset): Expose.
5958 * tree-data-refs.h (split_constant_offset): Add declaration.
5960 * tree-vectorizer.h (dr_alignment_support): Renamed
5961 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
5962 Added a new value dr_explicit_realign.
5963 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
5964 dr_offset, dr_step, and dr_aligned_to, along with new access
5965 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
5966 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
5967 STMT_VINFO_DR_ALIGNED_TO.
5969 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
5971 In case of outer-loop vectorization with non-fixed misalignment - use
5972 the dr_explicit_realign scheme instead of the optimized realignment
5974 (new_stmt_vec_info): Initialize new fields.
5976 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
5977 'nested_in_vect_loop' case. Change verbosity level.
5978 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
5979 Don't fail on zero step in the outer-loop for loads.
5980 (vect_analyze_data_refs): Call split_constant_offset to calculate
5981 base, offset and init relative to the outer-loop.
5983 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
5984 BSI function argument with a new function argument - at_loop.
5985 Simplify the condition that determines STEP. Takes additional argument
5986 INV_P. Support outer-loop vectorization (handle the
5987 nested_in_vect_loop case), including zero step in the outer-loop. Call
5988 vect_create_addr_base_for_vector_ref with additional argument.
5989 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
5990 Updated function documentation. Handle the 'nested_in_vect_loop' case.
5991 Fixed and simplified calculation of step.
5992 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
5993 of bsi, and with additional argument. Call bump_vector_ptr with
5994 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
5995 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
5996 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
5997 when the realignment setup needs to take place inside the loop.
5998 Support the dr_explicit_realign scheme. Allow generating the optimized
5999 realignment scheme for outer-loop vectorization. Added documentation.
6000 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
6001 the 'nested_in_vect_loop' case, including loads that are invariant in
6002 the outer-loop and the realignment schemes. Handle the case when the
6003 realignment setup needs to take place inside the loop. Call
6004 vect_setup_realignment with additional arguments. Call
6005 vect_create_data_ref_ptr with additional argument and with loop instead
6006 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
6007 (vect_gen_niters_for_prolog_loop): Call
6008 vect_create_addr_base_for_vector_ref with additional arguments.
6009 (vect_create_cond_for_align_checks): Likewise.
6010 (bump_vector_ptr): Updated to support the new dr_explicit_realign
6011 scheme: takes additional argument bump; argument ptr_incr is now
6012 optional; updated documentation.
6013 (vect_init_vector): Takes additional argument (bsi). Use it, if
6014 available, to insert the vector initialization.
6015 (get_initial_def_for_induction): Pass additional argument in call to
6017 (vect_get_vec_def_for_operand): Likewise.
6018 (vect_setup_realignment): Likewise.
6019 (vectorizable_load): Likewise.
6021 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
6023 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
6024 as argument instead of struct loop.
6025 (nested_in_vect_loop_p): New function.
6026 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
6028 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
6029 from other phis in the loop.
6030 (destroy_loop_vec_info): Add additional argument to declaration.
6032 * tree-vectorizer.c (supportable_widening_operation): Also check if
6033 nested_in_vect_loop_p (don't allow changing the order in this case).
6034 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
6035 of struct loop. Call nested_in_vect_loop_p and don't require
6036 flag_unsafe_math_optimizations if it returns true.
6037 (new_stmt_vec_info): When setting def_type for phis differentiate
6038 loop-header phis from other phis.
6039 (bb_in_loop_p): New function.
6040 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
6041 just update their loop_vinfo. Order of BB traversal now matters -
6042 call dfs_enumerate_from with bb_in_loop_p.
6043 (destroy_loop_vec_info): Takes additional argument to control whether
6044 stmt_vinfo of the loop stmts should be destroyed as well.
6045 (vect_is_simple_reduction): Allow the "non-reduction" use of a
6046 reduction stmt to be defines by a non loop-header phi.
6047 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
6049 * tree-vect-transform.c (vectorizable_reduction): Call
6050 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
6051 (vectorizable_call): Likewise.
6052 (vectorizable_conversion): Likewise.
6053 (vectorizable_operation): Likewise.
6054 (vectorizable_type_promotion): Likewise.
6055 (vectorizable_type_demotion): Likewise.
6056 (vectorizable_store): Likewise.
6057 (vectorizable_live_operation): Likewise.
6058 (vectorizable_reduction): Likewise. Also pass loop_info to
6059 vect_is_simple_reduction instead of loop.
6060 (vect_init_vector): Call nested_in_vect_loop_p.
6061 (get_initial_def_for_reduction): Likewise.
6062 (vect_create_epilog_for_reduction): Likewise.
6063 (vect_init_vector): Check which loop to work with, in case there's an
6065 (get_initial_def_for_inducion): Extend to handle outer-loop
6066 vectorization. Fix indentation.
6067 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
6068 In the case vect_induction_def get the vector def from the induction
6069 phi node, instead of calling get_initial_def_for_inducion.
6070 (get_initial_def_for_reduction): Extend to handle outer-loop
6072 (vect_create_epilog_for_reduction): Extend to handle outer-loop
6074 (vect_transform_loop): Change assert to just skip this case. Add a
6076 (vect_finish_stmt_generation): Add a couple asserts.
6078 (vect_estimate_min_profitable_iters): Multiply
6079 cost of inner-loop stmts (in outer-loop vectorization) by estimated
6081 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
6082 this is an inner-loop reduction in outer-loop vectorization.
6084 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
6085 Same code as what used to be vect_analyze_scalar_cycles, only with
6086 additional argument loop, and loop_info passed to
6087 vect_is_simple_reduction instead of loop.
6088 (vect_analyze_scalar_cycles): Code factored out into
6089 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
6090 Updated documentation.
6091 (analyze_operations): Check for inner-loop loop-closed exit-phis during
6092 outer-loop vectorization that are live or not used in the outerloop,
6093 cause this requires special handling.
6094 (vect_enhance_data_refs_alignment): Don't consider versioning for
6096 (vect_analyze_data_refs): Check that there are no datarefs in the
6098 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
6099 and vect_used_in_outer_by_reduction cases.
6100 (process_use): Also consider the case of outer-loop stmt defining an
6101 inner-loop stmt and vice versa.
6102 (vect_analyze_loop_1): New function.
6103 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
6104 loops. Call vect_analyze_loop_1.
6105 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
6106 been vectorized. Call destroy_loop_vec_info with additional argument.
6108 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
6109 in the inner-loop when doing outer-loop vectorization. Add
6110 documentation and printout.
6111 (vect_recog_dot_prod_pattern): Likewise. Also add check for
6112 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
6114 2007-08-18 Andrew Pinski <pinskia@gmail.com>
6116 * tree-affine.h (print_aff): New prototype.
6117 (debug_aff): Likewise.
6118 * tree-affine.c (print_aff): New function.
6119 (debug_aff): Likewise.
6121 2007-08-18 Paul Brook <paul@codesourcery.com>
6122 Joseph Myers <joseph@codesourcery.com>
6124 * common.opt (-fdebug-prefix-map=): New option.
6125 * opts.c: Include debug.h.
6126 (common_handle_option): Handle -fdebug-prefix-map.
6127 * final.c: Include ggc.h.
6128 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
6129 remap_debug_filename): New.
6130 * Makefile.in (final.o, opts.o): Update dependencies.
6131 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
6132 * configure.ac: Check for assembler --debug-prefix-map support.
6133 * configure, config.in: Regenerate.
6134 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
6135 (ASM_DEBUG_SPEC): Include ASM_MAP.
6136 * doc/install.texi (--with-debug-prefix-map): Document.
6137 * doc/invoke.texi (-fdebug-prefix-map): Document.
6138 * dbxout.c (dbxout_init, dbxout_start_source_file,
6139 dbxout_source_file): Call remap_debug_filename.
6140 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
6141 dwarf2out_start_source_file, dwarf2out_finish): Call
6142 remap_debug_filename.
6143 (file_table_relative_p): Do not check d->emitted_number.
6144 * toplev.c (output_file_directive): Call remap_debug_filename.
6145 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
6146 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
6148 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6150 * loop-invariant.c (find_invariants_to_move): Add missing macro
6153 2007-08-17 Tom Tromey <tromey@redhat.com>
6155 * tree.h (struct tree_label_decl): Removed old "java" fields.
6157 2007-08-17 Richard Sandiford <richard@codesourcery.com>
6158 Nigel Stephens <nigel@mips.com>
6160 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
6161 Treat -mno-data-in-code and -mcode-xonly as aliases for
6162 -mcode-readable=no and -mcode-readable=pcrel respectively.
6163 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
6164 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
6165 (MULTILIB_DIRNAMES): Update accordingly.
6167 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
6169 * Makefile.in (version.o): Depend on $(REVISION) only if
6170 REVISION_s is defined.
6172 2007-08-17 Sa Liu <saliu@de.ibm.com>
6173 Ulrich Weigand <uweigand@de.ibm.com>
6176 * tree.c (reconstruct_complex_type): For a pointer to a vector,
6177 use build_qualified_type to retain qualifiers of the base type.
6179 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
6181 * config/score/score.md : Update pattern tablejump.
6182 * config/score/score.c : Update score_initialize_trampoline
6184 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
6185 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
6186 * doc/contrib.texi: Add my entry.
6188 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
6190 * Makefile.in (REVISION): New.
6193 (version.o): Also depend on $(REVISION). Add
6194 -DREVISION=$(REVISION_s).
6196 * version.c (version_string): Add REVISION.
6198 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
6200 * tree-eh.c (lower_try_finally_onedest): Reset the locus
6201 of GOTO that's relocated to a different block.
6203 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6205 * c-common.c (const_strip_array_types): New.
6206 * c-common.h (lang_missing_noreturn_ok_p): Delete.
6207 (const_strip_array_types): New.
6208 * c-objc-common.c (c_disregard_inline_limits,
6209 c_warn_unused_global_decl): Constify.
6210 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
6211 c_vla_type_p, c_incomplete_type_error): Likewise.
6212 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
6213 * hooks.c (hook_bool_const_tree_false): New.
6214 * hooks.h (hook_bool_const_tree_false): Likewise.
6215 * langhooks-def.h (lhd_warn_unused_global_decl,
6216 lhd_incomplete_type_error, lhd_expr_size,
6217 lhd_tree_inlining_disregard_inline_limits,
6218 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
6219 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
6220 * langhooks.c (lhd_warn_unused_global_decl,
6221 lhd_incomplete_type_error,
6222 lhd_tree_inlining_disregard_inline_limits,
6223 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
6224 lhd_expr_size): Likewise.
6225 * langhooks.h (lang_hooks_for_tree_inlining,
6226 lang_hooks_for_tree_dump, lang_hooks_for_types,
6227 lang_hooks_for_decls, lang_hooks): Likewise.
6228 * pointer-set.c (pointer_set_t, pointer_set_create,
6229 pointer_set_contains, insert_aux, pointer_set_insert,
6230 pointer_set_traverse, pointer_map_t, pointer_map_create,
6231 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
6233 * pointer-set.h (pointer_set_contains, pointer_set_insert,
6234 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
6235 pointer_map_traverse): Likewise.
6236 * predict.c (assert_is_empty): Likewise.
6237 * tree-affine.c (free_name_expansion): Likewise.
6238 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
6239 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
6240 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
6242 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
6244 * tree-vectorizer.c (new_loop_vec_info): Initialize new
6246 (destroy_loop_vec_info): Add call to VEC_free.
6247 * tree-vectorizer.h (may_alias_ddrs): Define.
6248 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
6249 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
6250 Change reporting to dump.
6251 (vect_is_duplicate_ddr): New.
6252 (vect_mark_for_runtime_alias_test): New.
6253 (vect_analyze_data_ref_dependences) Add call to
6254 vect_mark_for_runtime_alias_test.
6255 (vect_enhance_data_refs_alignment): Define local variable
6256 vect_versioning_for_alias_required, don't perform
6257 peeling for alignment if versioning for alias is
6259 (vect_enhance_data_refs_alignment): Use
6260 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
6261 PARAM_VECT_MAX_VERSION_CHECKS.
6262 * tree-vect-transform.c
6263 (vect_create_cond_for_alias_checks): New.
6264 (vect_transform_loop): Add call to
6265 vect_create_cond_for_alias_checks.
6266 (vect_vfa_segment_size): New.
6267 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
6269 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
6270 * gcc/doc/invoke.texi
6271 (vect-max-version-for-alignment-checks): Document.
6272 (vect-max-version-for-alias-checks): Document.
6273 (vect-max-version-checks): Remove.
6275 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
6277 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
6278 the same line as the instruction for all asm dialects.
6279 (*rep_movsi): Ditto.
6280 (*rep_movsi_rex64): Ditto.
6281 (*rep_movqi): Ditto.
6282 (*rep_movqi_rex64): Ditto.
6283 (*rep_stosdi_rex64): Ditto.
6284 (*rep_stossi): Ditto.
6285 (*rep_stossi_rex64): Ditto.
6286 (*rep_stosqi): Ditto.
6287 (*rep_stosqi_rex64): Ditto.
6288 (*cmpstrnqi_nz_1): Ditto.
6289 (*cmpstrnqi_nz_rex_1): Ditto.
6290 (*cmpstrnqi_1): Ditto.
6291 (*cmpstrnqi_rex_1): Ditto.
6292 (*strlenqi_1): Ditto.
6293 (*strlenqi_rex_1): Ditto.
6294 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
6295 prefix on the same line as the instruction for all asm dialects.
6296 (sync_double_compare_and_swap<mode>): Ditto.
6297 (*sync_double_compare_and_swapdi_pic): Ditto.
6298 (*sync_compare_and_swap_cc<mode>): Ditto.
6299 (sync_double_compare_and_swap_cc<mode>): Ditto.
6300 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
6301 (sync_old_add<mode>): Ditto.
6302 (sync_add<mode>): Ditto.
6303 (sync_sub<mode>): Ditto.
6304 (sync_ior<mode>): Ditto.
6305 (sync_and<mode>): Ditto.
6306 (sync_xor<mode>): Ditto.
6308 2007-08-16 Richard Sandiford <richard@codesourcery.com>
6311 * reload.c (find_reloads): Check that the memory returned by
6312 find_reloads_toplev was not the result of forcing a constant
6314 (find_reloads_toplev): Always use simplify_gen_subreg to get
6315 the subreg of a constant. If the result is also a constant,
6316 but not a legitimate one, force it into the constant pool
6317 and reload its address.
6319 2007-08-15 David Edelsohn <edelsohn@gnu.org>
6321 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
6324 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
6326 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
6327 directive for the current vector ABI.
6329 2007-08-15 Steve Ellcey <sje@cup.hp.com>
6332 * caller-save.c (reg_save_code): Set invalide status on restore code.
6334 2007-08-15 Diego Novillo <dnovillo@google.com>
6336 * tree-ssa-alias.c (compute_memory_partitions): Use
6337 alias_bitmap_obstack to allocate bitmaps.
6338 (reset_alias_info): Factor out of init_alias_info.
6339 Mark all name tags not associated to an SSA name for renaming.
6340 (init_alias_info): Call it.
6341 (create_name_tags): Tidy. Add comments.
6342 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
6344 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
6346 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
6347 scheduler dependencies.
6349 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
6351 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
6353 (*iorsi_1_zext): Likewise.
6354 (*iorsi_1_zext_imm): Likewise.
6355 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
6356 with "rm"/"xm" constraint.
6357 (sse2_vmsqrtv2df2): Likewise.
6359 2007-08-15 Jakub Jelinek <jakub@redhat.com>
6362 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
6365 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
6367 * tree-pass.h (PROP_pta): Removed.
6368 (TODO_rebuild_alias): New.
6369 (pass_may_alias): Removed.
6370 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
6371 aliasing if we changed something.
6372 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
6374 (pass_may_alias): Removed.
6375 (create_structure_vars): Return TODO_rebuild_alias.
6376 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
6377 * tree-sra.c (tree_sra): Only rebuild aliasing if something
6379 (tree_sra_early): We never affect aliasing right now.
6380 * tree-flow.h (compute_may_aliases): New prototype.
6381 * passes.c: Remove pass_may_alias from the passes.
6382 (execute_function_todo): Support TODO_rebuild_alias.
6384 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
6386 * i386.c: (legitimize_address): Move dllimported variable check
6387 infront of legitimizing pic address of CONST symbols.
6389 2007-08-14 Steve Ellcey <sje@cup.hp.com>
6391 PR tree-optimization/32941
6392 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
6393 (goto_queue_cmp): Remove.
6394 (find_goto_replacement): Change search method.
6395 (maybe_record_in_goto_queue): Add assert.
6396 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
6397 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
6399 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6401 * alias.c (component_uses_parent_alias_set): Constify.
6402 * alias.h (component_uses_parent_alias_set): Likewise.
6403 * cfgrtl.c (print_rtl_with_bb): Likewise.
6404 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
6405 mpz_get_double_int): Likewise.
6406 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
6407 mpz_get_double_int): Likewise.
6408 * expr.c (is_aligning_offset, undefined_operand_subword_p,
6409 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
6411 * expr.h (safe_from_p): Likewise.
6412 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
6414 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
6415 zero_sized_type, goa_lhs_expr_p): Likewise.
6416 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
6417 * rtl.h (print_rtl_with_bb): Likewise.
6418 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
6419 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
6420 * tree-flow-inline.h (bb_stmt_list): Constify.
6421 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
6423 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
6424 const_first_stmt, const_last_stmt): New.
6425 (block_may_fallthru, empty_block_p): Constify.
6426 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
6427 EXPR_ONLY_BODY): New.
6428 (expr_first, expr_last, expr_only): Use macro for body.
6429 (const_expr_first, const_expr_last, const_expr_only): New.
6430 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
6431 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
6432 ctsi_prev, ctsi_stmt): New.
6433 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
6434 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
6435 * tree-ssa-loop-niter.c (loop_only_exit_p,
6436 derive_constant_upper_bound): Likewise.
6437 * tree-ssa-phiopt.c (empty_block_p): Likewise.
6438 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
6439 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
6440 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
6441 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
6442 * tree.c (get_type_static_bounds): Likewise.
6443 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
6444 (get_type_static_bounds): Constify.
6446 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
6449 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
6450 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
6451 (*<addsub><mode>3_cc_overflow): New.
6452 (*add<mode>3_cconly_overflow): New.
6453 (*sub<mode>3_cconly_overflow): New.
6454 (*<addsub>si3_zext_cc_overflow): New.
6455 * config/i386/predicates.md (fcmov_comparison_operator): Accept
6456 CCCmode for LTU, GTU, LEU and GEU.
6457 (ix86_comparison_operator): Likewise.
6458 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
6459 * config/i386/i386.c (put_condition_code): Support CCCmode.
6460 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
6461 or MINUS expressions.
6463 2007-08-14 Andrew Pinski <pinskia@gmail.com>
6466 * c-typeck.c (build_binary_op): Disallow vector float types with
6467 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
6469 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
6471 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
6472 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
6473 (dep_def): New typedef.
6474 (init_dep_1, sd_debug_dep): Declare functions.
6475 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
6476 (debug_dep_links): Remove.
6477 (struct _deps_list): New field 'n_links'.
6478 (DEPS_LIST_N_LINKS): New macro.
6479 (FOR_EACH_DEP_LINK): Remove.
6480 (create_deps_list, free_deps_list, delete_deps_list): Remove
6482 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
6483 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6484 (copy_deps_list_change_con, move_dep_link): Ditto.
6485 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
6486 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
6488 (INSN_BACK_DEPS): Remove.
6489 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
6491 (INSN_DEP_COUNT): Remove.
6492 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
6493 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
6494 Declare global variables.
6495 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
6496 (add_forw_dep, compute_forward_dependences): Remove declarations.
6497 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
6498 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6499 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
6501 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
6503 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
6504 (sd_list_types_def): New typedef.
6505 (sd_next_list): Declare function.
6506 (struct _sd_iterator): New type.
6507 (sd_iterator_def): New typedef.
6508 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
6510 (FOR_EACH_DEP): New cycle wrapper.
6511 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
6513 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
6514 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
6517 * sched-deps.c (init_dep_1): Make global.
6518 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
6520 (dump_dep): New static function.
6521 (dump_dep_flags): New static variable.
6522 (sd_debug_dep): New function.
6523 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
6525 (move_dep_link): Use remove_from_deps_list (), instead of
6527 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
6528 (dep_link_is_detached_p): New static function.
6529 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
6531 (dn_pool, dl_pool): New alloc_pools.
6532 (dn_pool_diff, dl_pool_diff): New static variables.
6533 (create_dep_node, delete_dep_node): New static function.
6534 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
6535 (deps_list_empty_p): Make it static. Use 'n_links' field.
6536 (deps_pools_are_empty_p): New static function.
6537 (alloc_deps_list, delete_deps_list): Remove.
6538 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
6539 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6540 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
6541 (forward_dependency_cache): Remove.
6542 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
6543 'back' from the names. Change signature to use dep_t instead of
6545 (add_back_dep): Ditto. Make global.
6546 (check_dep_status): Rename to check_dep ().
6547 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
6549 (sd_finish_insn): Ditto.
6550 (sd_find_dep_between_no_cache): New static function.
6551 (sd_find_dep_between): New function.
6552 (ask_dependency_caches, set_dependency_caches): New static functions.
6553 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
6554 (add_or_update_dep_1): Separate pieces of functionality into
6555 ask_dependency_caches (), update_dependency_caches (),
6556 change_spec_dep_to_hard (), update_dep ().
6557 (get_back_and_forw_lists): New static function.
6558 (sd_add_dep): Separate setting of dependency caches into
6559 set_dependency_caches ().
6560 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
6562 (sd_delete_dep): Ditto.
6563 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
6564 (dump_lists): New static function.
6565 (sd_debug_lists): New debug function.
6566 (delete_all_dependences, fixup_sched_groups): Update to use
6567 sd_* infrastructure.
6568 (sched_analyze_2): Create data-speculative dependency only if
6569 data-speculation is enabled.
6570 (sched_analyze_insn): If insn cannot be speculative, make all its
6571 dependencies non-speculative.
6572 (sched_analyze): Use sd_init_insn ().
6573 (add_forw_dep, compute_forward_dependencies): Remove.
6574 (delete_dep_nodes_in_back_deps): New static function.
6575 (sched_free_deps): New function.
6576 (init_dependency_caches): Init alloc_pools.
6577 (extend_depedency_caches): Update after removing of
6578 forward_dependency_cache.
6579 (free_dependency_caches): Ditto. Free alloc_pools.
6580 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
6581 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
6583 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6584 (add_dependence): Use init_dep ().
6585 (get_dep_weak_1): New static function.
6586 (get_dep_weak): Move logic to get_dep_weak_1 ().
6587 (dump_ds): New static function moved from haifa-sched.c:
6588 debug_spec_status ().
6589 (debug_ds): New debug function.
6590 (check_dep_status): Rename to check_dep (). Update to check whole
6593 * haifa-sched.c (spec_info): Make global.
6594 (added_recovery_block_p): Rename to
6595 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
6596 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
6597 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
6598 to use new interfaces.
6599 (ok_for_early_queue_removal): Ditto.
6600 (schedule_block): Initialize logical uids of insns emitted by the
6602 (sched_init): Initialize new variable.
6603 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
6605 (extend_global): Initialize insn data.
6606 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
6607 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
6609 (add_to_speculative_block): Update to use new interfaces.
6610 (create_recovery_block): Set new variables.
6611 (create_check_block_twin, fix_recovery_deps): Update to use new
6613 (sched_insn_is_legitimate_for_speculation_p): New function.
6614 (speculate_insn): Move checking logic to
6615 sched_insn_is_legitimate_for_speculation_p ().
6616 (sched_remove_insn): Finalize sched-deps information of instruction.
6617 (clear_priorities, add_jump_dependencies): Update to use new
6619 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
6621 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
6622 to use new interfaces.
6623 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
6624 (new_ready): Try to use control speculation only if it is available.
6625 (add_branch_dependences): Update to use new interfaces.
6626 (compute_block_backward_dependences): Rename to
6627 compute_block_dependences (). Call
6628 targetm.sched.dependencies_evaluation_hook ().
6629 (free_block_dependencies): New static function.
6630 (debug_dependencies): Update to use new interfaces.
6631 (schedule_region): Remove separate computation of forward dependencies.
6632 Move call of targetm.sched.dependencies_evaluation_hook () to
6633 compute_block_dependences (). Free dependencies at the end of
6634 scheduling the region.
6636 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
6638 (add_deps_for_risky_insns): Ditto.
6639 (schedule_ebb): Remove separate computation of forward dependencies.
6640 Free dependencies at the end of scheduling the ebb.
6642 * ddg.c (create_ddg_dependence): Update to use new interfaces.
6643 (build_intra_loop_deps): Ditto. Remove separate computation of
6644 forward dependencies. Free sched-deps dependencies.
6646 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
6647 to use new interfaces.
6648 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
6650 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
6652 (is_costly_group): Ditto.
6654 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6656 * alias.c (rtx_equal_for_memref_p): Constify.
6657 * basic-block.h (const_edge, const_basic_block): New.
6658 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
6659 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
6660 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
6661 probably_never_executed_bb_p, edge_probability_reliable_p,
6662 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
6663 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
6665 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
6666 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
6668 * cfganal.c (flow_active_insn_p, forwarder_block_p,
6669 flow_nodes_print, dfs_enumerate_from): Likewise.
6670 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
6671 control_flow_insn_p, count_basic_blocks): Likewise.
6672 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
6673 get_loop_body_with_size, loop_exit_edge_p): Likewise.
6674 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
6675 average_num_loop_insns, loop_exit_edge_p,
6676 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
6677 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
6678 average_num_loop_insns, seq_cost): Likewise.
6679 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
6680 * dominance.c (dominated_by_p): Likewise.
6681 * emit-rtl.c (validate_subreg): Likewise.
6682 * except.c (can_throw_internal, can_throw_external): Likewise.
6683 * except.h (can_throw_internal, can_throw_external): Likewise.
6684 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
6685 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
6686 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
6687 simple_mem, store_ops_ok, load_kills_store, find_loads,
6688 store_killed_in_insn, store_killed_after, store_killed_before,
6689 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
6691 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
6692 noce_mem_write_may_trap_or_fault_p): Likewise.
6693 * pointer-set.c (pointer_set_contains, pointer_map_contains):
6695 * pointer-set.h (pointer_set_contains, pointer_map_contains):
6697 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
6698 probably_cold_bb_p, probably_never_executed_bb_p,
6699 edge_probability_reliable_p, br_prob_note_reliable_p,
6700 can_predict_insn_p): Likewise.
6701 * regclass.c (reg_set_to_hard_reg_set): Likewise.
6702 * resource.c (return_insn_p): Likewise.
6703 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
6705 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
6706 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
6707 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
6708 verify_gimple_modify_stmt): Likewise.
6709 * tree-chrec.c (is_not_constant_evolution,
6710 is_multivariate_chrec_rec, is_multivariate_chrec,
6711 chrec_contains_symbols, chrec_contains_undetermined,
6712 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
6713 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
6714 eq_evolutions_p, scev_direction): Likewise.
6715 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
6716 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
6717 chrec_contains_symbols_defined_in_loop,
6718 chrec_contains_undetermined, tree_contains_chrecs,
6719 evolution_function_is_affine_multivariate_p,
6720 evolution_function_is_univariate_p, chrec_zerop,
6721 evolution_function_is_constant_p, evolution_function_is_affine_p,
6722 evolution_function_is_affine_or_constant_p,
6723 tree_does_not_contain_chrecs, chrec_type): Likewise.
6724 * tree-data-ref.c (tree_fold_divides_p,
6725 object_address_invariant_in_loop_p, dr_may_alias_p,
6726 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
6727 same_access_functions, constant_access_functions,
6728 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
6730 * tree-flow.h (scev_direction): Likewise.
6731 * tree-gimple.c (is_gimple_stmt): Likewise.
6732 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
6734 * tree-pretty-print.c (op_prio): Likewise.
6735 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
6736 analyzable_condition, backedge_phi_arg_p): Likewise.
6737 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
6738 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
6739 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
6742 2007-08-13 Dan Hipschman <dsh@google.com>
6745 * c-format.c (check_format_arg): Move check for zero-length
6746 format strings below the check for unterminated strings.
6748 2007-08-13 Andrew Pinski <pinskia@gmail.com>
6751 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
6754 2007-08-13 Nick Clifton <nickc@redhat.com>
6756 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
6758 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6761 * c-format.c (gcc_gfc_length_specs): New array.
6762 (gcc_gfc_char_table): Add unsigned specifier, and references to
6763 the l length modifier.
6764 (format_types_orig): Use the new gcc_gfc_length_specs.
6766 2007-08-12 Sa Liu <saliu@de.ibm.com>
6768 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
6769 and with REG_RETVAL note after split.
6771 2007-08-11 David Daney <ddaney@avtrex.com>
6773 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
6774 as ATTRIBUTE_UNUSED.
6776 2007-08-11 David Edelsohn <edelsohn@gnu.org>
6777 Segher Boessenkool <segher@kernel.crashing.org>
6779 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
6780 HAVE_LOCAL_CPU_DETECT not defined.
6782 2007-08-11 Jan Hubicka <jh@suse.cz>
6784 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
6785 (cgraph_process_new_functions): Honor previous value of
6786 disregard_inline_limits.
6787 * ipa-inline.c (compute_inline_parameters): Likewise.
6789 2007-08-11 Ian Lance Taylor <iant@google.com>
6791 * alias.h (alias_set_type): Define new type.
6792 (ALIAS_SET_MEMORY_BARRIER): Use it.
6793 * rtl.h: Include alias.h.
6794 (struct mem_attrs): Use alias_set_type.
6795 * tree.h: Include alias.h
6796 (struct tree_type): Use alias_set_type.
6797 (struct tree_struct_field_tag): Likewise.
6798 (struct tree_decl_common): Likewise.
6799 * alias.c (struct alias_set_entry): Use alias_set_type.
6800 (get_alias_set_entry, alias_set_subset_of): Likewise.
6801 (alias_sets_conflict_p): Likewise.
6802 (alias_sets_must_conflict_p): Likewise.
6803 (objects_must_conflict_p): Likewise.
6804 (get_alias_set, new_alias_set): Likewise.
6805 (record_alias_subset, record_component_aliases): Likewise.
6806 (varargs_set, frame_set): Change to alias_set_type.
6807 (get_varargs_alias_set): Use alias_set_type.
6808 (get_frame_alias_set): Likewise.
6809 * builtins.c (setjmp_alias_set): Change to alias_set_type.
6810 * dse.c (struct store_info): Use alias_set_type.
6811 (struct read_info, struct clear_alias_mode_holder): Likewise.
6812 (clear_alias_set_lookup, canon_address): Likewise.
6813 (record_store, check_mem_read_rtx): Likewise.
6814 (dse_record_singleton_alias_set): Likewise.
6815 (dse_invalidate_singleton_alias_set): Likewise.
6816 * emit-rtl.c (get_mem_attrs): Likewise.
6817 (set_mem_attributes_minus_bitpos): Likewise.
6818 (set_mem_alias_set): Likewise.
6819 * expr.c (store_constructor_field, store_field): Likewise.
6820 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
6821 * langhooks.c (lhd_get_alias_set): Likewise.
6822 * langhooks-def.h (lhd_get_alias_set): Likewise.
6823 * reload1.c (alter_reg): Likewise.
6824 * tree-flow.h (struct fieldoff): Likewise.
6825 * tree-ssa-alias.c (struct alias_map_d): Likewise.
6826 (may_alias_p, get_smt_for, create_sft): Likewise.
6827 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
6828 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
6829 (merge_smts_into): Likewise.
6830 * varasm.c (const_alias_set): Likewise.
6831 * c-common.c (strict_aliasing_warning): Likewise.
6832 (c_common_get_alias_set): Likewise.
6833 * dse.h (dse_record_singleton_alias_set): Update declaration.
6834 (dse_invalidate_singleton_alias_set): Likewise.
6835 * emit-rtl.h (set_mem_alias_set): Likewise.
6836 * c-common.h (c_common_get_alias_set): Likewise.
6837 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
6838 * print-tree.c (print_node): Likewise.
6839 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
6841 (alpha_setup_incoming_varargs): Use alias_set_type.
6842 * config/i386/i386.c (setup_incoming_varargs_64): Use
6844 (setup_incoming_varargs_ms_64): Likewise.
6845 (ix86_GOT_alias_set): Likewise.
6846 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
6847 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
6848 (set): Change to alias_set_type.
6849 (get_TOC_alias_set): Use alias_set_type.
6850 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
6852 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
6853 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
6855 (struct_value_alias_set): Likewise.
6856 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
6858 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6860 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
6861 * config/vxworks.h (TARGET_VXWORKS): Override.
6862 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
6863 "mips" if TARGET_VXWORKS.
6865 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6867 * calls.c (avoid_likely_spilled_reg): New function.
6868 (expand_call): Use it.
6870 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6872 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
6874 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
6876 * config/mips/predicates.md (const_call_insn_operand): Invoke
6877 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
6879 2007-08-10 David Edelsohn <edelsohn@gnu.org>
6882 * config/rs6000/driver-rs6000.c: Include link.h.
6883 Use ElfW instead of wordsize-specif typedef.
6885 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6887 * system.h (CONST_CAST): New.
6888 * c-decl.c (c_make_fname_decl): Use it.
6889 * c-lex.c (cb_ident, lex_string): Likewise.
6890 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
6891 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
6892 give_switch, set_multilib_dir): Likewise.
6893 * gengtype-parse.c (string_seq, typedef_name): Likewise.
6894 * passes.c (execute_one_pass): Likewise.
6895 * prefix.c (update_path): Likewise.
6896 * pretty-print.c (pp_base_destroy_prefix): Likewise.
6897 * tree.c (build_string): Likewise.
6899 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
6901 * tree-flow-inline.h (is_exec_stmt): Remove.
6902 (is_label_stmt): Remove.
6903 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
6906 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
6908 * lower-subreg.c (resolve_shift_zext): Don't adjust
6909 src_reg_num for wordmode operands.
6911 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
6912 David Ung <davidu@mips.com>
6914 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
6915 (TARGET_SCHED_REORDER2): Define.
6916 (mips_maybe_swap_ready): New.
6917 (mips_last_74k_agen_insn): New.
6918 (mips_74k_agen_init): New.
6919 (mips_74k_agen_reorder): New function to group loads and stores
6921 (mips_sched_init): New.
6922 (mips_sched_reorder): Don't do initialization here. Call
6923 mips_74k_agen_reorder.
6924 (mips_variable_issue): Call mips_74k_agen_init.
6926 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
6928 * tree-flow-inline.h (get_filename): Remove.
6930 2007-08-10 Richard Sandiford <richard@codesourcery.com>
6932 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
6934 (mips_fetch_insns): Delete in favor of...
6935 (mips_load_store_insns): ...this new function.
6936 * config/mips/mips.c (mips_address_insns): Add a boolean argument
6937 to say whether multiword moves _might_ be split.
6938 (mips_fetch_insns): Delete in favor of...
6939 (mips_load_store_insns): ...this new function.
6940 (mips_rtx_costs): Update the call to mips_address_insns.
6941 (mips_address_cost): Likewise.
6942 * config/mips/mips.md (length): Use mips_load_store_insns instead
6943 of mips_fetch_insns.
6944 * config/mips/constraints.md (R): Use mips_address_insns rather
6945 than mips_fetch_insns. Assume that the move never needs to be split.
6947 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
6949 * config/mips/mips.opt (mhard-float, msoft-float): Make these
6950 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
6951 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
6952 * config/mips/mips.h (mips16_hard_float): Delete.
6953 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
6954 definitions, and replace with....
6955 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
6956 * config/mips/mips.c (mips16_hard_float): Delete. Replace
6957 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
6958 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
6959 (override_options): Replace MASK_SOFT_FLOAT references with
6960 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
6961 and mips16_hard_float when TARGET_MIPS16.
6963 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6966 * c-typeck.c (build_binary_op): Check for non pointer types before
6967 calling int_fits_type_p.
6969 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6972 * fold-const.c (omit_one_operand): Return only the ommitted expression
6973 if the result is an empty statement.
6974 (pedantic_omit_one_operand): Likewise.
6976 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
6978 * c-typeck.c (readonly_error): Improve error for assignment.
6980 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
6982 (pp_c_expression): Ditto.
6984 2007-08-09 Simon Baldwin <simonb@google.com>
6986 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
6987 break that was preventing simplify_associative_operation() for xor.
6989 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
6990 Nigel Stephens <nigel@mips.com>
6992 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
6993 Document change in interpretation of value from boolean to
6995 * optabs.c (expand_ffs, expand_ctz): New functions to compute
6996 ffs and ctz using clz.
6997 (expand_unop): Call them.
6998 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
7000 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
7001 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
7002 enable the new ffs expansion on this target.
7004 2007-08-09 Jan Hubicka <jh@suse.cz>
7006 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
7007 (expand_ternary_op): Likewise.
7008 (expand_vec_shift_expr): Likewise.
7009 (expand_binop_directly): Likewise.
7010 (expand_binop): Likewise.
7011 (sign_expand_binop): Likewise.
7012 (expand_twoval_unop): Likewise.
7013 (expand_twoval_binop): Likewise.
7014 (expand_twoval_binop_libfunc): Likewise.
7015 (widen_clz): Likewise.
7016 (widen_bswap): Likewise.
7017 (expand_parity): Likewise.
7018 (expand_unop): Likewise.
7019 (expand_abs_nojump): Likewise.
7020 (expand_copysign): Likewise.
7021 (emit_no_conflict_block): Likewise.
7022 (emit_libcall_block): Likewise.
7023 (can_compare_p): Likewise.
7024 (prepare_cmp_insn): Likewise.
7025 (emit_cmp_and_jump_insn_1): Likewise.
7026 (prepare_float_lib_cmp): Likewise.
7027 (emit_conditional_add): Likewise.
7028 (gen_add2_insn): Likewise.
7029 (have_add2_insn): Likewise.
7030 (gen_sub2_insn): Likewise.
7031 (have_sub2_insn): Likewise.
7032 (can_extend_p): Likewise.
7033 (can_fix_p): Likewise.
7034 (can_float_p): Likewise.
7035 (expand_float): Likewise.
7036 (expand_fix): Likewise.
7037 (expand_sfix_optab): Likewise.
7038 (new_optab): Likewise.
7039 (new_convert_optab): Likewise.
7040 (init_libfuncs): Likewise.
7041 (init_interclass_conv_libfuncs): Likewise.
7042 (init_intraclass_conv_libfuncs): Likewise.
7043 (set_conv_libfunc): Likewise.
7044 (init_optabs): Likewise.
7045 (debug_optab_libfuncs): Likewise.
7046 (gen_cond_trap): Likewise.
7047 * optabs.h (optab_handler, convert_optab_hanlder): New.
7048 * genopinit.c: Update optabs generation table.
7049 * reload.c (find_reloads_address_1): Use optabs accestors.
7050 * builtins.c (expand_builtin_mathfn): Likewise.
7051 (expand_builtin_mathfn_2): Likewise.
7052 (expand_builtin_mathfn_3): Likewise.
7053 (expand_builtin_interclass_mathfn): Likewise.
7054 (expand_builtin_sincos): Likewise.
7055 (expand_builtin_cexpi): Likewise.
7056 (expand_builtin_powi): Likewise.
7057 (expand_builtin_strlen): Likewise.
7058 * dojump.c (do_jump): Likewise.
7059 * expr.c (convert_move): Likewise.
7060 (move_by_pieces): Likewise.
7061 (move_by_pieces_ninsns): Likewise.
7062 (can_store_by_pieces): Likewise.
7063 (store_by_pieces_1): Likewise.
7064 (emit_move_via_integer): Likewise.
7065 (emit_move_complex): Likewise.
7066 (emit_move_ccmode): Likewise.
7067 (emit_move_insn_1): Likewise.
7068 (emit_single_push_insn): Likewise.
7069 (store_constructor): Likewise.
7070 (expand_expr_real_1): Likewise.
7071 (do_store_flag): Likewise.
7072 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
7073 (enumerate_modes): Likewise.
7074 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
7075 (supportable_widening_operation): Likewise.
7076 (supportable_narrowing_operation): Likewise.
7077 * expmed.c (store_bit_field_1): Likewise.
7078 (extract_bit_field_1): Likewise.
7079 (expand_mult_highpart_optab): Likewise.
7080 (expand_smod_pow2): Likewise.
7081 (expand_divmod): Likewise.
7082 (emit_store_flag): Likewise.
7083 * tree-vect-patterns.c
7084 (vect_pattern_recog_1): Likewise.
7085 * tree-ssa-loop-prefetch.c
7086 (nontemporal_store_p): Likewise.
7087 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
7088 (vect_create_epilog_for_reduction): Likewise.
7089 (vectorizable_reduction): Likewise.
7090 (vectorizable_operation): Likewise.
7091 (vect_strided_store_supported): Likewise.
7092 (vectorizable_store): Likewise.
7093 (vect_strided_load_supported): Likewise.
7094 (vectorizable_load): Likewise.
7095 * combine.c (simplify_comparison): Likewise.
7096 * tree-vect-generic.c
7097 (type_for_widest_vector_mode): Likewise.
7098 (expand_vector_operations_1): Likewise.
7099 * config/spu/spu.c (spu_expand_mov): Likewise.
7100 (spu_emit_vector_compare): Likewise.
7101 * config/rs6000/rs6000.c
7102 (rs6000_emit_vector_compare): Likewise.
7103 * stmt.c (add_case_node): Likewise.
7104 * reload1.c (gen_reload):
7106 2007-08-09 Michael Matz <matz@suse.de>
7108 * tree.h (fixed_zerop): Declare as taking a const_tree.
7109 * tree.c (fixed_zerop): Take a const_tree.
7111 2007-08-09 Ira Rosen <irar@il.ibm.com>
7113 * tree-vect-transform.c (vectorizable_store): Remove call to
7114 copy_virtual_operands() and call mark_symbols_for_renaming() for
7115 the created vector store.
7116 (vect_setup_realignment): Don't call copy_virtual_operands() and
7117 update_vuses_to_preheader().
7118 (vectorizable_load): Don't call copy_virtual_operands().
7119 (update_vuses_to_preheader): Remove.
7121 2007-08-08 Chao-ying Fu <fu@mips.com>
7123 * tree.def (FIXED_POINT_TYPE): New type.
7124 (FIXED_CST): New constant.
7125 (FIXED_CONVERT_EXPR): New expr.
7126 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
7127 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
7128 * tree.h (struct tree_base): Add saturating_flag.
7129 Remove one bit of spare for saturating_flag.
7130 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
7131 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
7132 FIXED_POINT_TYPE_P): Define.
7133 (TYPE_SATURATING): Define.
7134 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
7135 (struct tree_fixed_cst): New.
7136 (TYPE_IBIT, TYPE_FBIT): Define.
7137 (tree_node): Add fixed_cst.
7138 (enum tree_index): Add new enumeration values of
7139 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
7140 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
7141 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
7142 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
7143 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
7144 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
7145 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
7146 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
7147 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
7148 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
7149 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
7150 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
7151 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
7152 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
7153 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
7154 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
7155 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
7156 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
7157 (sat_short_fract_type_node, sat_fract_type_node,
7158 sat_long_fract_type_node, sat_long_long_fract_type_node,
7159 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
7160 sat_unsigned_long_fract_type_node,
7161 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
7162 fract_type_node, long_fract_type_node, long_long_fract_type_node,
7163 unsigned_short_fract_type_node, unsigned_fract_type_node,
7164 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
7165 sat_short_accum_type_node, sat_accum_type_node,
7166 sat_long_accum_type_node, sat_long_long_accum_type_node,
7167 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
7168 sat_unsigned_long_accum_type_node,
7169 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
7170 accum_type_node, long_accum_type_node, long_long_accum_type_node,
7171 unsigned_short_accum_type_node, unsigned_accum_type_node,
7172 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
7173 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
7174 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
7175 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
7176 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
7177 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
7178 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
7179 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
7180 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
7181 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
7182 sat_uda_type_node, sat_uta_type_node): New macro.
7183 (make_fract_type, make_accum_type): Declare.
7184 (make_signed_fract_type, make_unsigned_fract_type,
7185 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
7186 make_signed_accum_type, make_unsigned_accum_type,
7187 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
7188 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
7189 make_or_reuse_sat_signed_fract_type,
7190 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
7191 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
7192 make_or_reuse_sat_unsigned_accum_type): New macro.
7193 (fixed_zerop): Declare.
7194 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
7195 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
7196 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
7197 LONG_LONG_ACCUM_TYPE_SIZE): Define.
7198 * treestruct.def: Add TS_FIXED_CST.
7199 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
7201 (tree-dump.o): Likewise.
7202 (print-tree.o): Likewise.
7203 (tree-pretty-print.o): Likewise.
7204 (fold-const.o): Likewise.
7205 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
7206 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
7207 (is_gimple_min_invariant): Handle FIXED_CST.
7208 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
7209 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
7210 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7211 (layout_type): Handle FIXED_POINT_TYPE.
7212 (make_fract_type, make_accum_type): New functions.
7213 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
7214 * tree-dump.c (fixed-value.h): New include.
7215 (dump_fixed): New function.
7216 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
7217 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
7218 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
7219 * tree-pretty-print.c (fixed-value.h): New include.
7220 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
7222 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
7223 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
7224 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
7225 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
7226 for non-saturating fixed-point types.
7227 (reassociate_bb): Likewise.
7228 * emit-rtl.c (fixed-value.h): New include.
7229 (fconst0, fconst1): New array.
7230 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
7231 * tree-vect-generic.c expand_vector_operation): Support
7232 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
7234 (type_for_widest_vector_mode): Add one parameter for the
7236 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
7238 Pass the satp parameter to type_for_mode for fixed-point types.
7239 (expand_vector_operations_1): Pass the saturating flag to
7240 type_for_widest_vector_mode.
7241 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7242 and MODE_VECTOR_UACCUM.
7243 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
7244 (vectorizable_condition): Likewise.
7245 * tree.c (fixed-value.h): New include.
7246 (tree_code_size): Support FIXED_CST.
7247 (build_fixed): New function.
7248 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
7249 (fixed_zerop): New function.
7250 (tree_node_structure): Support FIXED_CST.
7251 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
7252 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
7253 (type_hash_eq): Handle FIXED_POINT_TYPE.
7254 (simple_cst_equal): Support FIXED_CST.
7255 (iterative_hash_expr): Handle FIXED_CST.
7256 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
7257 (get_narrower): Likewise.
7258 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
7259 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
7260 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
7261 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
7263 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
7264 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7265 (initializer_zerop): Support FIXED_CST.
7266 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
7267 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
7268 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
7269 (is_base_type): Handle FIXED_POINT_TYPE.
7270 (add_type_attribute): Handle FIXED_POINT_TYPE.
7271 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
7272 * print-tree.c (fixed-value.h): New include.
7273 (print_node_brief): Support FIXED_CST.
7274 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
7275 * c-pretty-print.c (fixed-value.h): New include.
7276 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
7277 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
7278 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
7279 Support fixed-point types for inner items in VECTOR_TYPE.
7280 (pp_c_direct_declarator): Likewise.
7281 (pp_c_declarator): Likewise.
7282 (pp_c_fixed_constant): New function.
7283 (pp_c_constant): Handle FIXED_CST.
7284 (pp_c_primary_expression): Likewise.
7285 (pp_c_expression): Likewise.
7286 * fold-const.c (fixed-value.h): New include.
7287 (negate_expr_p): Return true for FIXED_CST.
7288 (fold_negate_expr): Support FIXED_CST.
7289 (split_tree): Support FIXED_CST.
7290 (const_binop): Support FIXED_CST.
7291 (fold_convert_const_int_from_fixed): New function to convert from
7293 (fold_convert_const_real_from_fixed): New function to convert from
7295 (fold_convert_const_fixed_from_fixed): New function to convert from
7296 fixed to another fixed.
7297 (fold_convert_const_fixed_from_int): New function to convert from
7299 (fold_convert_const_fixed_from_real): New function to convert from
7301 (fold_convert_const): Support conversions from fixed to int, from
7302 fixed to real, from fixed to fixed, from int to fixed, and from real
7304 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
7305 (operand_equal_p): Support FIXED_CST.
7306 (make_range): For fixed-point modes, we need to pass the
7307 saturating flag as the 2nd parameter.
7308 (tree_swap_operands_p): Handle FIXED_CST.
7309 (fold_plusminus_mult_expr): For fract modes, we cannot generate
7311 (fold_unary): Support FIXED_CONVERT_EXPR.
7312 (fold_binary): Handle FIXED_CST.
7313 Make sure the type is not saturating, before associating operations.
7314 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
7315 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
7316 (fold_negate_const): Support FIXED_CST.
7317 (fold_relational_const): Support FIXED_CST.
7318 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
7319 (gimplify_expr): Handle FIXED_CST.
7320 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
7321 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
7322 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
7323 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
7324 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
7325 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
7326 LONG_LONG_ACCUM_TYPE_SIZE.
7327 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
7328 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
7329 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
7330 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
7331 MODE_ACCUM, and MODE_UACCUM.
7332 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
7333 fixed-point types to disable reduction.
7334 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
7336 2007-08-08 David Edelsohn <edelsohn@gnu.org>
7338 * config/rs6000/x-rs6000: New file.
7339 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
7340 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
7341 (EXTRA_SPEC_FUNCTIONS): Define.
7342 (HAVE_LOCAL_CPU_DETECT): Define.
7343 (CC1_CPU_SPEC): Define.
7344 * config/rs6000/driver-rs6000.c: New file.
7345 * config/rs6000/aix.h (CC1_SPEC): Define.
7346 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
7347 * config.host: Add x-rs6000 to host_xmake_file if host and target
7348 are rs6000 or powerpc.
7350 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
7352 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
7354 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7355 Sandra Loosemore <sandra@codesourcery.com>
7356 Chao-ying Fu <fu@mips.com>
7357 Nigel Stephens <nigel@mips.com>
7358 David Ung <davidu@mips.com>
7360 * doc/invoke.texi (-mcode-readable): Document.
7361 * config/mips/mips.opt (mcode-readable): New option.
7362 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
7363 * config/mips/mips.h (mips_code_readable_setting): New enum.
7364 (mips_code_readable): Declare.
7365 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
7366 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
7367 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
7368 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
7369 boiler-plate comments.
7370 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
7371 * config/mips/mips.c (mips_code_readable): New variable.
7372 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
7373 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
7374 context and -mcode-readable setting to restrict the use of
7375 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
7376 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
7377 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
7378 (mips_blocks_for_constant_p): Only return false for
7379 TARGET_MIPS16_PCREL_LOADS.
7380 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
7381 for MIPS16. Handle SYMBOL_32_HIGH.
7382 (mips_const_insns): Allow HIGHs for MIPS16 too.
7383 (mips_unspec_address_offset): New function, split out from...
7384 (mips_unspec_address): ...here.
7385 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
7386 16-bit symbolic constants. Assert approropiate conditions for
7387 using the "la" and "dla" macros.
7388 (mips_handle_option): Handle -mcode-readable=.
7389 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
7390 Set up mips_lo_relocs[SYMBOL_32_HIGH].
7391 (mips_strip_unspec_address): New function, split out from...
7392 (print_operand_reloc): ...here.
7393 (print_operand): Pass constants through mips_strip_unspec_address.
7394 (print_operand_address): Likewise.
7395 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
7396 (mips_select_rtx_section): Remove MIPS16 handling.
7397 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
7398 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
7399 (mips16_lay_out_constants): Do nothing unless
7400 TARGET_MIPS16_PCREL_LOADS.
7401 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
7402 * config/mips/mips.md: Split HIGHs for MIPS16.
7403 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
7405 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7407 * config/mips/mips-protos.h (mips_emit_move): Declare.
7408 * config/mips/mips.c (mips_emit_move): New function.
7409 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
7410 (mips_legitimize_const_move): Likewise.
7411 (mips_legitimize_move): Likewise.
7412 (mips_split_64bit_move): Likewise.
7413 (mips_restore_gp): Likewise.
7414 (mips_load_call_address): Likewise.
7415 (mips_emit_fcc_reload): Likewise.
7416 (mips_set_return_address): Likewise.
7417 (mips_block_move_straight): Likewise.
7418 (mips_block_move_loop): Likewise.
7419 (mips_setup_incoming_varargs): Likewise.
7420 (mips_save_reg): Likewise.
7421 (mips_expand_prologue): Likewise.
7422 (mips_restore_reg): Likewise.
7423 (mips_expand_epilogue): Likewise.
7424 (mips_output_mi_thunk): Likewise.
7425 (build_mips16_call_stub): Likewise.
7426 (mips_builtin_branch_and_move): Likewise.
7427 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
7428 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
7429 (fixuns_truncdfdi2): Likewise.
7430 (fixuns_truncsfsi2): Likewise.
7431 (fixuns_truncsfdi2): Likewise.
7432 (loadgp_absolute): Likewise.
7433 (builtin_setjmp_setup): Likewise.
7434 (builtin_longjmp): Likewise.
7435 (untyped_call): Likewise.
7437 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7439 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
7440 an "rtx *" argument. Return a bool.
7441 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
7442 values and return true if they can be split. Take the same kind of
7443 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
7444 and store the lo_sum there if nonnull. Use the symbol type to
7445 determine whether a $gp or HIGH is needed.
7446 (mips_legitimize_address): Update call to mips_split_symbol and
7447 simplify accordingly.
7448 (mips_legitimize_const_move): Likewise.
7449 * config/mips/mips.md: In the combine define_split,
7450 check mips_split_symbol instead of splittable_symbolic_operand.
7451 Update use of mips_split_symbol in the generator code.
7452 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
7454 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7456 * config/mips/mips.c (mips_symbolic_address_p): Delete.
7457 (mips_symbol_insns_1): New function, split out from...
7458 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
7459 and stores separately from load addresses.
7460 (mips_classify_address): Replace uses of mips_symbolic_address_p
7461 with uses of mips_symbol_insns.
7462 (mips_address_insns): Update calls to mips_symbol_insns.
7463 (mips_const_insns): Likewise.
7464 (mips_legitimize_address): Likewise.
7466 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7468 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
7469 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
7470 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
7471 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
7472 non-call contexts if TARGET_MIPS16.
7473 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
7474 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
7475 code for SYMBOL_ABSOLUTE.
7476 (mips_symbol_insns): Likewise.
7478 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7480 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
7481 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
7482 (mips_symbolic_constant_p): Likewise. Update the call to
7483 mips_classify_symbol.
7484 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
7485 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
7486 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
7487 (print_operand_reloc): Add a context argument. Update the call to
7488 mips_symbolic_constant_p.
7489 (print_operand): Update the calls to print_operand_reloc.
7490 (print_operand_address): Use print_operand_reloc rather than
7492 (mips_rewrite_small_data_p): Add a context argument. Update the call
7493 to mips_symbolic_constant_p.
7494 (mips_small_data_pattern_1): Make DATA the containing mem.
7495 Update the call to mips_rewrite_small_data_p.
7496 (mips_rewrite_small_data_1): Likewise.
7497 (mips_use_anchors_for_symbol_p): Update the call to
7498 mips_symbolic_constant_p.
7499 * config/mips/predicates.md (const_call_insn_operand): Likewise.
7500 (splittable_symbolic_operand): Likewise.
7501 (move_operand): Likewise.
7502 (absolute_symbolic_operand): Likewise.
7503 (got_disp_operand): Likewise.
7504 (got_page_ofst_operand): Likewise.
7506 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7508 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
7509 (SYMBOL_ABSOLUTE): ...this.
7510 (SYMBOL_SMALL_DATA): Rename to...
7511 (SYMBOL_GP_RELATIVE): ...this.
7512 (SYMBOL_CONSTANT_POOL): Rename to...
7513 (SYMBOL_PC_RELATIVE): ...this.
7514 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
7515 (mips_symbolic_address_p, mips_symbol_insns, override_options)
7516 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
7517 after above changes.
7518 * config/mips/predicates.md (const_call_insn_operand): Likewise.
7519 (general_symbolic_operand): Rename to...
7520 (absolute_symbolic_operand): ...this.
7521 * config/mips/mips.md: Update after above changes.
7523 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
7524 Revital Eres <eres@il.ibm.com>
7526 * ddg.c (print_ddg): Add dump information.
7527 * modulo-sched.c (print_node_sched_params): Add parameter and
7529 (calculate_maxii): Remove function.
7530 (undo_generate_reg_moves): Likewise.
7531 (undo_permute_partial_schedule): Likewise.
7532 (kernel_number_of_cycles): Likewise.
7533 (MAXII_FACTOR): New definition to calculate the upper bound of II.
7534 (sms_schedule): Use it. Remove profitability checks.
7535 (sms_schedule_by_order): Fix order of nodes within the cycle.
7537 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
7539 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
7540 -profile option, add pie support.
7541 (ENDFILE_SPEC): New spec.
7542 * config/gnu.h (LIB_SPEC): Add -profile option.
7544 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
7546 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
7547 * config/gnu.h (LIB_SPEC): Likewise.
7549 2007-08-07 Yaz Saito <saito@google.com>
7550 Ian Lance Taylor <iant@google.com>
7552 * common.opt (finstrument-functions-exclude-function-list): New
7554 (finstrument-functions-exclude-file-list): New option.
7555 * opts.c (char_p): Define and DEF_VEC.
7556 (flag_instrument_functions_exclude_functions): New static
7558 (flag_instrument_functions_exclude_files): New static variable.
7559 (add_instrument_functions_exclude_list): New static function.
7560 (flag_instrument_functions_exclude_p): New function.
7561 (common_handle_option): Handle new options.
7562 * flags.h (flag_instrument_functions_exclude_p): Declare.
7563 * gimplify.c (gimplify_function_tree): Call
7564 flag_instrument_functions_exclude_p.
7565 * doc/invoke.texi (Option Summary): Mention new options.
7566 (Code Gen Options): Document new options.
7568 2007-08-07 Ian Lance Taylor <iant@google.com>
7570 PR rtl-optimization/32776
7571 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
7572 (resolve_use): Likewise.
7573 (decompose_multiword_subregs): Remove "changed" local variable.
7575 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
7577 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
7578 * configure: Regenerate.
7579 * config.in: Regenerate.
7580 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
7583 2007-08-07 Ian Lance Taylor <iant@google.com>
7585 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
7586 note, just delete the insn.
7588 2007-08-07 Andreas Schwab <schwab@suse.de>
7591 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
7594 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
7596 * lower-subreg.c (resolve_subreg_use): Remove assertion.
7597 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
7598 (decompose_multiword_subregs): Use the functions above to decompose
7599 multiword shifts and zero-extends.
7601 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
7603 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
7604 "assemble" descriptions which were swapped.
7606 2007-08-06 Chao-ying Fu <fu@mips.com>
7608 * fixed-value.h: New file.
7609 * fixed-value.c: New file.
7610 * Makefile.in (OBJS-common): Add fixed-value.o.
7611 (fixed-value.o): New rule.
7612 (GTFILES): Add fixed-value.h.
7613 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
7614 to compare a.low and b.low.
7615 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
7617 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
7618 Daniel Jacobowitz <dan@codesourcery.com>
7621 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
7623 (x86_64-*-netbsd*): Likewise.
7624 (x86_64-*-linux*): Likewise.
7625 (x86_64-*-kfreebsd*-gnu): Likewise.
7626 (x86_64-*-knetbsd*-gnu): Likewise.
7627 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
7629 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
7631 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
7632 Add -fno-asynchronous-unwind-tables.
7634 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
7635 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
7636 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
7637 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
7638 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
7640 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7642 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
7643 (TARGET_C_MODE_FOR_SUFFIX): New.
7645 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7647 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
7649 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7651 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
7653 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
7655 * config/i386/i386.md: Check TARGET_ macros and optimize_size
7656 before checking function returns in conditional expressions.
7658 2007-08-06 Alfred Minarik <a.minarik@aon.at>
7661 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
7663 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7666 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
7667 for INTEGRAL_TYPE_P.
7669 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
7671 * configure.ac: Remove --enable-checking=df from default settings.
7672 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
7673 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
7674 if the parameter is true.
7675 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
7676 DF_VERIFY_SCHEDULED flag is true.
7677 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
7678 (df_finish_pass): Adjust prototype.
7679 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
7682 * see.c (pass_see): Add TODO_df_verify.
7683 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
7684 * global.c (rest_of_handle_global_alloc): Schedule verification
7686 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
7688 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
7689 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
7690 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
7692 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
7693 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
7694 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
7696 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
7697 Revital Eres <eres@il.ibm.com>
7699 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
7701 * ddg.c (create_ddg_dependence): Rename to...
7702 (create_ddg_dep_from_intra_loop_link): This. Do not check
7703 for interloop edges. Do not create anti dependence edge when
7704 a true dependence edge exists in the opposite direction and
7705 -fmodulo-sched-allow-regmoves is set.
7706 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
7707 (add_cross_iteration_register_deps): Create anti dependence edge
7708 when -fno-modulo-sched-allow-regmoves is set.
7709 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
7711 2007-08-04 Richard Sandiford <richard@codesourcery.com>
7713 * config/arm/arm.md (movsi): Add braces.
7715 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
7718 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
7719 operands for the folding of "A - (A & B)" into "~B & A"; cast them
7722 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
7724 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
7725 state accessor functions.
7726 * cfgloopmanip.c (remove_path, create_preheaders,
7727 force_single_succ_latches, fix_loop_structure): Ditto.
7728 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
7729 tree_duplicate_loop_to_header_edge): Ditto.
7730 * cfgloopanal.c (mark_irreducible_loops): Ditto.
7731 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
7733 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
7734 cleanup_tree_cfg): Ditto.
7735 * tree-cfg.c (tree_merge_blocks): Ditto.
7736 * cfgloop.c (rescan_loop_exit, record_loop_exits,
7737 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
7738 loop_preheader_edge, single_exit): Ditto.
7739 (flow_loops_find): Do not clear loops->state.
7740 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
7741 loops_state_clear): New functions.
7743 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7746 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
7747 when adding to the base and convert ELT to sizetype instead of type.
7749 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7752 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
7753 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
7755 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7758 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
7759 correct type the negate expression.
7761 2007-08-03 Jan Hubicka <jh@suse.cz>
7763 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
7766 2007-08-03 David Edelsohn <edelsohn@gnu.org>
7768 * config/rs6000/rs6000.c (struct processor_cost): Change
7769 l1_cache_lines to l1_cache_size. Add l2_cache_size.
7770 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
7772 (rios1_costs, rios2_cost): Correct cache line size.
7773 (rs6000_override_options): Set l2-cache-size parameter.
7775 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7776 Diego Novillo <dnovillo@google.com>
7779 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
7780 if the range includes 0.
7782 2007-08-03 Ben Elliston <bje@au.ibm.com>
7784 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
7785 mode to unspec expressions to silence a warning from the generator
7788 2007-08-02 Steve Ellcey <sje@cup.hp.com>
7790 * config/ia64/constraints.md ("U"): Make constraint vector only.
7792 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
7795 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
7796 always_inline attribute on the function decl.
7798 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
7801 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
7802 if we are compiling with -fPIC.
7804 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
7805 Nigel Stephens <nigel@mips.com>
7807 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
7808 Define for MIPS32 and MIPS64.
7810 2007-08-02 Nick Clifton <nickc@redhat.com>
7812 * config/host-hpux.c: Change copyright header to refer to version
7813 3 of the GNU General Public License and to point readers at the
7814 COPYING3 file and the FSF's license web page.
7815 * config/alpha/predicates.md, config/alpha/vms-ld.c,
7816 config/alpha/linux.h, config/alpha/alpha.opt,
7817 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
7818 config/alpha/vms-unwind.h, config/alpha/ev4.md,
7819 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
7820 config/alpha/alpha.h, config/alpha/sync.md,
7821 config/alpha/openbsd.h, config/alpha/alpha.md,
7822 config/alpha/alpha-modes.def, config/alpha/ev5.md,
7823 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
7824 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
7825 config/alpha/constraints.md, config/alpha/osf.h,
7826 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
7827 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
7828 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
7829 config/frv/frv-asm.h, config/frv/frv-protos.h,
7830 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
7831 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
7832 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
7833 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
7834 config/s390/s390.opt, config/s390/s390-modes.def,
7835 config/s390/fixdfdi.h, config/s390/constraints.md,
7836 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
7837 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
7838 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
7839 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
7840 config/m32c/prologue.md, config/m32c/m32c.abi,
7841 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
7842 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
7843 config/m32c/t-m32c, config/m32c/m32c-modes.def,
7844 config/m32c/jump.md, config/m32c/shift.md,
7845 config/m32c/m32c-protos.h, config/libgloss.h,
7846 config/spu/spu-protos.h, config/spu/predicates.md,
7847 config/spu/spu-builtins.h, config/spu/spu.c,
7848 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
7849 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
7850 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
7851 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
7852 config/sparc/hypersparc.md, config/sparc/predicates.md,
7853 config/sparc/linux.h, config/sparc/sp64-elf.h,
7854 config/sparc/supersparc.md, config/sparc/cypress.md,
7855 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
7856 config/sparc/niagara.md, config/sparc/sparc.md,
7857 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
7858 config/sparc/sparc.opt, config/sparc/sync.md,
7859 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
7860 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
7861 config/sparc/sparc.c, config/sparc/little-endian.opt,
7862 config/sparc/sysv4-only.h, config/sparc/sparc.h,
7863 config/sparc/linux64.h, config/sparc/freebsd.h,
7864 config/sparc/sol2.h, config/sparc/rtemself.h,
7865 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
7866 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
7867 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
7868 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
7869 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
7870 config/m32r/linux.h, config/m32r/constraints.md,
7871 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
7872 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
7873 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
7874 config/i386/i386.md, config/i386/netware-crt0.c,
7875 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
7876 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
7877 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
7878 config/i386/sol2.h, config/i386/constraints.md,
7879 config/i386/netware-libgcc.c, config/i386/sysv5.h,
7880 config/i386/predicates.md, config/i386/geode.md,
7881 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
7882 config/i386/freebsd64.h, config/i386/vxworksae.h,
7883 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
7884 config/i386/rtemself.h, config/i386/netbsd-elf.h,
7885 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
7886 config/i386/netware.h, config/i386/i386-modes.def,
7887 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
7888 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
7889 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
7890 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
7891 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
7892 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
7893 config/i386/xm-mingw32.h, config/i386/linux64.h,
7894 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
7895 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
7896 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
7897 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
7898 config/i386/cygwin2.c, config/i386/i386-protos.h,
7899 config/i386/sync.md, config/i386/openbsd.h,
7900 config/i386/host-mingw32.c, config/i386/i386-aout.h,
7901 config/i386/nto.h, config/i386/biarch64.h,
7902 config/i386/i386-coff.h, config/i386/freebsd.h,
7903 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
7904 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
7905 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
7906 config/darwin-protos.h, config/linux.opt, config/sol2.c,
7907 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
7908 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
7909 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
7910 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
7911 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
7912 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
7913 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
7914 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
7915 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
7916 config/sh/superh64.h, config/sh/rtemself.h,
7917 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
7918 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
7919 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
7920 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
7921 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
7922 config/avr/predicates.md, config/avr/constraints.md,
7923 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
7924 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
7925 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
7926 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
7927 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
7928 config/c4x/c4x-modes.def, config/c4x/rtems.h,
7929 config/c4x/predicates.md, config/c4x/c4x.h,
7930 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
7931 config/xtensa/predicates.md, config/xtensa/xtensa.c,
7932 config/xtensa/linux.h, config/xtensa/xtensa.h,
7933 config/xtensa/elf.h, config/xtensa/xtensa.md,
7934 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
7935 config/xtensa/xtensa-protos.h, config/dbx.h,
7936 config/stormy16/predicates.md, config/stormy16/stormy16.md,
7937 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
7938 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
7939 config/host-solaris.c, config/fr30/fr30.h,
7940 config/fr30/predicates.md, config/fr30/fr30-protos.h,
7941 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
7942 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
7943 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
7944 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
7945 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
7946 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
7947 config/host-linux.c, config/interix3.h, config/cris/cris.c,
7948 config/cris/predicates.md, config/cris/linux.h,
7949 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
7950 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
7951 config/cris/aout.opt, config/cris/cris-protos.h,
7952 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
7953 config/iq2000/iq2000.h, config/iq2000/predicates.md,
7954 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
7955 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
7956 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
7957 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
7958 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
7959 config/chorus.h, config/mn10300/mn10300.c,
7960 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
7961 config/mn10300/mn10300.h, config/mn10300/linux.h,
7962 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
7963 config/mn10300/mn10300.md, config/ia64/predicates.md,
7964 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
7965 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
7966 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
7967 config/ia64/freebsd.h, config/ia64/ia64.md,
7968 config/ia64/ia64-modes.def, config/ia64/constraints.md,
7969 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
7970 config/gofast.h, config/rtems.h, config/sol2-10.h,
7971 config/m68k/predicates.md, config/m68k/m68k.md,
7972 config/m68k/linux.h, config/m68k/m68k-modes.def,
7973 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
7974 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
7975 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
7976 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
7977 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
7978 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
7979 config/m68k/constraints.md, config/m68k/rtemself.h,
7980 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
7981 config/m68k/uclinux.h, config/rs6000/power4.md,
7982 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
7983 config/rs6000/linux.h, config/rs6000/eabi.h,
7984 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
7985 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
7986 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
7987 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
7988 config/rs6000/windiss.h, config/rs6000/603.md,
7989 config/rs6000/aix41.h, config/rs6000/cell.md,
7990 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
7991 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
7992 config/rs6000/darwin.md, config/rs6000/darwin64.h,
7993 config/rs6000/default64.h, config/rs6000/7xx.md,
7994 config/rs6000/darwin.opt, config/rs6000/spe.md,
7995 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
7996 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
7997 config/rs6000/7450.md, config/rs6000/linux64.h,
7998 config/rs6000/constraints.md, config/rs6000/440.md,
7999 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
8000 config/rs6000/rs6000.c, config/rs6000/aix52.h,
8001 config/rs6000/rs6000.h, config/rs6000/power6.md,
8002 config/rs6000/predicates.md, config/rs6000/altivec.md,
8003 config/rs6000/aix64.opt, config/rs6000/rios1.md,
8004 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
8005 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
8006 config/rs6000/darwin7.h, config/rs6000/dfp.md,
8007 config/rs6000/linux64.opt, config/rs6000/sync.md,
8008 config/rs6000/vxworksae.h, config/rs6000/power5.md,
8009 config/rs6000/lynx.h, config/rs6000/biarch64.h,
8010 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
8011 config/rs6000/eabispe.h, config/rs6000/e500.h,
8012 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
8013 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
8014 config/rs6000/aix.h, config/rs6000/vxworks.h,
8015 config/rs6000/40x.md, config/rs6000/aix51.h,
8016 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
8017 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
8018 config/arc/arc.h, config/mcore/mcore-elf.h,
8019 config/mcore/mcore-protos.h, config/mcore/predicates.md,
8020 config/mcore/mcore.md, config/mcore/mcore.c,
8021 config/mcore/mcore.opt, config/mcore/mcore.h,
8022 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
8023 config/score/predicates.md, config/score/score-version.h,
8024 config/score/score-protos.h, config/score/misc.md,
8025 config/score/elf.h, config/score/score.c, config/score/mac.md,
8026 config/score/score7.md, config/score/score.h,
8027 config/score/score-conv.h, config/score/score-mdaux.c,
8028 config/score/score.md, config/score/score.opt,
8029 config/score/score-modes.def, config/score/score-mdaux.h,
8030 config/score/mul-div.S, config/arm/uclinux-elf.h,
8031 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
8032 config/arm/symbian.h, config/arm/linux-elf.h,
8033 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
8034 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
8035 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
8036 config/arm/strongarm-pe.h, config/arm/arm.h,
8037 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
8038 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
8039 config/arm/arm-modes.def, config/arm/linux-eabi.h,
8040 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
8041 config/arm/arm-cores.def, config/arm/arm-protos.h,
8042 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
8043 config/arm/wince-pe.h, config/arm/neon.md,
8044 config/arm/constraints.md, config/arm/neon.ml,
8045 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
8046 config/arm/arm.opt, config/arm/arm926ejs.md,
8047 config/arm/predicates.md, config/arm/iwmmxt.md,
8048 config/arm/arm_neon.h, config/arm/unknown-elf.h,
8049 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
8050 config/arm/neon-testgen.ml, config/arm/arm.md,
8051 config/arm/xscale-coff.h, config/arm/pe.c,
8052 config/arm/arm-generic.md, config/arm/pe.h,
8053 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
8054 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
8055 config/arm/strongarm-elf.h, config/arm/cirrus.md,
8056 config/arm/netbsd-elf.h, config/arm/vxworks.h,
8057 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
8058 config/pa/predicates.md, config/pa/pa64-hpux.h,
8059 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
8060 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
8061 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
8062 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
8063 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
8064 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
8065 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
8066 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
8067 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
8068 config/pa/pa64-regs.h, config/pa/pa-modes.def,
8069 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
8070 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
8071 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
8072 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
8073 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
8074 config/mips/linux64.h, config/mips/elforion.h,
8075 config/mips/constraints.md, config/mips/generic.md,
8076 config/mips/predicates.md, config/mips/4300.md,
8077 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
8078 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
8079 config/mips/5k.md, config/mips/vr4120-div.S,
8080 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
8081 config/mips/mips-protos.h, config/mips/6000.md,
8082 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
8083 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
8084 config/mips/mips-modes.def, config/mips/vr.h,
8085 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
8086 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
8087 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
8088 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
8089 config/vax/openbsd1.h, config/vax/netbsd.h,
8090 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
8091 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
8092 config/h8300/rtems.h, config/h8300/predicates.md,
8093 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
8094 config/h8300/h8300.md, config/h8300/h8300.opt,
8095 config/h8300/coff.h, config/h8300/h8300-protos.h,
8096 config/v850/v850.md, config/v850/predicates.md,
8097 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
8098 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
8099 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
8100 config/mmix/mmix.h, config/mmix/predicates.md,
8101 config/mmix/mmix-protos.h, config/mmix/mmix.md,
8102 config/mmix/mmix.c, config/mmix/mmix.opt,
8103 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
8104 config/bfin/rtems.h, config/bfin/bfin-modes.def,
8105 config/bfin/predicates.md, config/bfin/bfin-protos.h,
8106 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
8109 2007-08-02 Richard Sandiford <richard@codesourcery.com>
8111 * emit-rtl.c (reset_used_decls): Rename to...
8112 (set_used_decls): ...this. Set the used flag rather than clearing it.
8113 (unshare_all_rtl_again): Update accordingly. Set flags on argument
8114 DECL_RTLs rather than resetting them.
8116 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
8118 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
8120 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
8122 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
8123 argument to find_reloads_address.
8125 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
8127 PR tree-optimization/32919
8128 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
8129 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
8130 (coalesce_ssa_name): Call it.
8132 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
8133 David Ung <davidu@mips.com>
8135 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
8136 (__mips16_unorddf2, __mips16_floatunsidf): New.
8137 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
8139 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
8141 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
8143 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
8144 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
8145 * tree.h (OMP_SECTIONS_CONTROL): New macro.
8146 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
8147 * omp-low.c (get_ws_args_for, determine_parallel_type,
8148 expand_omp_for_generic, expand_omp_for_static_nochunk,
8149 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
8150 Work with more precise CFG.
8151 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
8152 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
8154 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
8155 * gimple-low.c (lower_stmt): Ditto.
8156 * tree-inline.c (estimate_num_insns_1): Ditto.
8157 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
8158 (OMP_SECTIONS_SWITCH): New.
8159 * tree-cfgcleanup.c (cleanup_omp_return): New.
8160 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
8161 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
8162 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
8163 (tree_redirect_edge_and_branch): Handle omp constructs.
8165 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
8166 with three arguments.
8168 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
8170 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
8173 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
8175 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
8176 the loop structures may need fixing.
8177 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
8179 (cleanup_tree_cfg_loop): Removed.
8180 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
8181 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
8182 instead of running cleanup_tree_cfg_loop.
8183 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
8184 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
8185 (tree_predictive_commoning): Declaration changed.
8186 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
8188 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
8190 * doc/invoke.texi (l1-cache-size): Update documentation.
8191 (l2-cache-size): Document.
8192 * params.h (L2_CACHE_SIZE): New macro.
8193 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
8194 that L1_CACHE_SIZE is in kB now.
8195 (L2_CACHE_SIZE_BYTES): New macro.
8196 (tree_ssa_prefetch_arrays): Show size in kB.
8197 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
8198 and l2_cache_size fields.
8199 * config/i386/driver-i386.c (describe_cache): Detect cache size
8201 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
8202 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
8203 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
8204 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
8205 (override_options): Set l1-cache-size and l2-cache-size to default
8206 values if not specified otherwise.
8207 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
8208 (PARAM_L2_CACHE_SIZE): New.
8210 2007-08-01 Nigel Stephens <nigel@mips.com>
8211 David Ung <davidu@mips.com>
8212 Thiemo Seufer <ths@mips.com>
8213 Chris Dearman <chris@mips.com>
8214 Richard Sandiford <richard@codesourcery.com>
8216 * config.gcc (mips*-sde-elf*): New stanza.
8217 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
8218 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
8219 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
8220 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
8221 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
8222 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
8224 * config/mips/sde.h: New file.
8225 * config/mips/t-libgcc-mips16: Likewise.
8226 * config/mips/t-sde: Likewise.
8227 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
8228 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
8229 _MIPS_FPSET and _MIPS_SZINT.
8230 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
8231 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
8232 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
8233 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
8234 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8235 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8236 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
8237 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
8238 _MIPS_SZPTR and _MIPS_FPSET.
8239 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
8240 architecture is specified.
8241 (MIPS_32BIT_OPTION_SPEC): New macro.
8243 2007-07-31 Dan Hipschman <dsh@google.com>
8245 * gcc.c (end_going_arg): New function.
8246 (do_spec_2): Use it.
8247 (do_spec_1): Use it.
8249 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
8251 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
8252 only if ENABLE_CHECKING is defined.
8254 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
8256 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
8257 df_ru_add_problem, df_ru_get_bb_info): Removed.
8258 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
8259 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
8260 df_ru_free_bb_info, df_ru_alloc,
8261 df_ru_bb_local_compute_process_def,
8262 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
8263 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
8264 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
8265 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
8266 df_ru_add_problem): Removed.
8268 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8271 * pa.md (casesi32): Use match_scratch. Revise insn condition.
8272 (casesi32p, casesi64p): Likewise.
8273 (casesi): Adjust for above.
8275 2007-07-31 Richard Sandiford <richard@codesourcery.com>
8277 * mode-switching.c (create_pre_exit): Don't search past calls.
8279 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
8281 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
8283 2007-07-31 Revital Eres <eres@il.ibm.com>
8285 * ddg.c (add_deps_for_def): Rename to...
8286 (add_cross_iteration_register_deps): This. Change implementation
8287 to use only reaching def and def-use chains to construct the
8288 inter loop dependencies.
8289 (add_deps_for_use): Remove function.
8290 (build_inter_loop_deps): Call add_cross_iteration_register_deps
8291 function to build the inter loop dependencies.
8292 * modulo-sched.c (sms_schedule): Build only
8293 reaching def and def-use chains for the propose of the ddg
8296 2007-07-31 Julian Brown <julian@codesourcery.com>
8298 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
8299 New define_insns. Use correct RTL.
8300 (vec_set<mode>): Write as expander.
8302 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
8304 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
8305 to an unallocated space.
8307 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
8310 (split_constant_offset): Enable split_constant_offset to extract
8311 constants from other statements.
8312 * tree-vect-transform.c
8313 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
8314 to a temp var. Force base_offset to be simple.
8316 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
8318 * df-scan.c (df_scan_verify): Remove artificial limit on
8319 the number of blocks for verification.
8320 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
8321 df_simulate_defs): Avoid unnecessary insn checking for defs.
8323 2007-07-29 Mark Mitchell <mark@codesourcery.com>
8325 * config/m68k/lb1sf68.asm (FUNC): New macro.
8327 (__udivsi3): Likewise.
8328 (__divsi3): Likewise.
8329 (__umodsi3): Likewise.
8330 (__modsi3): Likewise.
8331 (__subdf3): Likewise.
8332 (__adddf3): Likewise.
8333 (__muldf3): Likewise.
8334 (__divdf3): Likewise.
8335 (__negdf2): Likewise.
8336 (__cmpdf2): Likewise.
8337 (__subsf3): Likewise.
8338 (__addsf3): Likewise.
8339 (__mulsf3): Likewise.
8340 (__divsf3): Likewise.
8341 (__negsf2): Likewise.
8342 (__cmpsf2): Likewise.
8343 (__eqdf2): Likewise.
8344 (__nedf2): Likewise.
8345 (__gtdf2): Likewise.
8346 (__gedf2): Likewise.
8347 (__ltdf2): Likewise.
8348 (__ledf2): Likewise.
8349 (__eqsf2): Likewise.
8350 (__nesf2): Likewise.
8351 (__gtsf2): Likewise.
8352 (__gesf2): Likewise.
8353 (__ltsf2): Likewise.
8354 (__lesf2): Likewise.
8356 2007-07-30 Ollie Wild <aaw@google.com>
8358 * c-ppoutput.c (print_lines_directives_only): New function.
8359 (scan_translation_unit_directives_only): New function.
8360 (preprocess_file): Add call to scan_translation_unit_directives_only.
8361 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
8362 (sanitize_cpp_opts): Add default flag_dump_macros setting for
8363 -fdirectives-only. Add errors for -fdirectives-only conflict with
8364 -Wunused-macros and -traditional.
8365 (finish_options): Add builtin macro initialization for
8366 -fdirectives-only + -fpreprocessed.
8367 * c.opt (fdirectives-only): New.
8368 * doc/cppopts.texi (fdirectives-only): New.
8370 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8372 * alias.c (record_set, memory_modified_1): Constify.
8373 * bt-load.c (note_btr_set): Likewise.
8374 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
8375 * combine.c (set_nonzero_bits_and_sign_copies,
8376 expand_field_assignment, record_dead_and_set_regs_1,
8377 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
8378 likely_spilled_retval_1): Likewise.
8379 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
8380 frv_io_handle_set): Likewise.
8381 * config/mips/mips.c (mips_sim_record_set,
8382 vr4130_true_reg_dependence_p_1): Likewise.
8383 * config/mt/mt.c (insn_dependent_p_1): Likewise.
8384 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
8385 * config/sh/sh.c (flow_dependent_p_1): Likewise.
8386 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
8387 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
8388 * ddg.c (mark_mem_store): Likewise.
8389 * df-problems.c (df_urec_mark_reg_change): Likewise.
8390 * function.c (update_epilogue_consts): Likewise.
8391 * gcse.c (record_set_info, record_last_set_info,
8392 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
8393 reg_clear_last_set): Likewise.
8394 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
8396 * jump.c (reversed_comparison_code_parts): Likewise.
8397 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
8398 reg_is_set): Likewise.
8399 * loop-iv.c (mark_altered): Likewise.
8400 * mode-switching.c (reg_becomes_live): Likewise.
8401 * optabs.c (no_conflict_move_test): Likewise.
8402 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
8404 * postreload.c (reload_combine_note_store, move2add_note_store):
8406 * regmove.c (flags_set_1): Likewise.
8407 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
8409 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
8411 * resource.c (update_live_status): Likewise.
8412 * rtl.h (set_of, note_stores): Likewise.
8413 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
8414 note_stores, parms_set): Likewise.
8415 * sched-rgn.c (sets_likely_spilled_1): Likewise.
8416 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
8418 * var-tracking.c (count_stores, add_stores): Likewise.
8420 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8422 * alias.c (mems_in_disjoint_alias_sets_p,
8423 fixed_scalar_and_varying_struct_p, aliases_everything_p,
8424 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
8425 write_dependence_p, mems_in_disjoint_alias_sets_p,
8426 read_dependence, true_dependence, canon_true_dependence,
8427 anti_dependence, output_dependence): Constify.
8428 * combine.c (extended_count): Likewise.
8429 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
8430 * cselib.c (get_value_hash, references_value_p,
8431 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
8432 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
8433 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
8434 * function.c (contains, prologue_epilogue_contains,
8435 sibcall_epilogue_contains): Likewise.
8436 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
8437 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
8438 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
8439 reg_or_subregno): Likewise.
8440 * recog.c (asm_noperands): Likewise.
8441 * reload1.c (function_invariant_p): Likewise.
8442 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
8443 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
8444 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
8445 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
8446 true_regnum, reg_or_subregno, condjump_in_parallel_p,
8447 extended_count, prologue_epilogue_contains,
8448 sibcall_epilogue_contains, function_invariant_p, true_dependence,
8449 canon_true_dependence, read_dependence, anti_dependence,
8450 output_dependence): Likewise.
8451 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
8453 2007-07-30 Julian Brown <julian@codesourcery.com>
8455 * config/arm/neon.md (V_ext): New mode attribute.
8456 (neon_vget_lane<mode>): Replace with define_expand.
8457 (neon_vget_lane<mode>_sext_internal)
8458 (neon_vget_lane<mode>_zext_internal): New define_insns for double
8459 and quad precision vectors.
8460 (neon_vget_lanedi): Add bounds check. Remove dead comment.
8461 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
8462 have typeless 32-bit result.
8464 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8467 * tree-affine.h (aff_tree): The type of rest is sizetype for types
8469 * tree-affine.c (aff_combination_scale): If type is a pointer type,
8470 use sizetype for rest.
8471 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
8472 (aff_combination_convert): Don't convert rest for pointer types.
8474 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
8476 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
8478 * tree-ssa-alias.c: Add alloc-pool.h.
8479 (init_alias_info): Free alias_bitmap_obstack.
8480 (delete_alias_info): Call delete_mem_ref_stats.
8481 (get_mem_sym_stats_for): Use alloc_pool.
8482 (init_mem_ref_stats): Do not delete mem_ref_stats here.
8483 (delete_mem_sym_stats): Removed.
8485 2007-07-29 Sebastian Pop <sebpop@gmail.com>
8487 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
8488 functions cannot be represented as classical distance vectors.
8490 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8492 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
8493 * builtins.c (validate_arg, builtin_mathfn_code,
8494 validate_arglist): Likewise.
8495 * calls.c (call_expr_flags): Likewise.
8496 * combine.c (reg_nonzero_bits_for_combine,
8497 reg_num_sign_bit_copies_for_combine, get_last_value,
8498 reg_truncated_to_mode): Likewise.
8499 * emit-rtl.c (subreg_lowpart_p): Likewise.
8500 * expr.c (highest_pow2_factor_for_target,
8501 categorize_ctor_elements_1, categorize_ctor_elements,
8502 count_type_elements, contains_packed_reference,
8503 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
8504 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
8505 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
8506 native_encode_int, native_encode_real, native_encode_complex,
8507 native_encode_vector, native_encode_expr, native_interpret_int,
8508 native_interpret_real, native_interpret_complex,
8509 native_interpret_vector, native_interpret_expr): Likewise.
8510 * function.c (use_register_for_decl): Likewise.
8511 * gimplify.c (get_name): Likewise.
8512 * langhooks-def.h (lhd_return_null_const_tree): New.
8513 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
8514 * langhooks.c (lhd_return_null_const_tree): New.
8515 * langhooks.h (lang_get_callee_fndecl): Constify.
8516 * output.h (constructor_static_from_elts_p): Likewise.
8517 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
8518 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
8519 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
8520 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
8521 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
8522 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
8523 * rtlhooks-def.h (reg_nonzero_bits_general,
8524 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
8526 * rtlhooks.c (reg_num_sign_bit_copies_general,
8527 reg_nonzero_bits_general, reg_truncated_to_mode_general):
8529 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
8530 * stor-layout.c (mode_for_size_tree): Likewise.
8531 * tree-ssa-loop-im.c (memref_eq): Likewise.
8532 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
8533 * tree.c (contains_placeholder_p, type_list_equal,
8534 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
8536 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
8537 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
8538 contains_placeholder_p, contains_packed_reference,
8539 get_callee_fndecl, operand_equal_for_phi_arg_p,
8540 warn_if_unused_value, is_body_block, native_encode_expr,
8541 native_interpret_expr, fold_convertible_p, operand_equal_p,
8542 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
8543 validate_arglist, simple_cst_equal, type_list_equal,
8544 use_register_for_decl, call_expr_flags, get_name,
8545 highest_pow2_factor): Likewise.
8546 (const_call_expr_arg_iterator_d,
8547 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
8548 first_const_call_expr_arg, more_const_call_expr_args_p,
8549 FOR_EACH_CONST_CALL_EXPR_ARG): New.
8550 * varasm.c (constructor_static_from_elts_p): Constify.
8552 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
8554 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
8555 config/arm/neon-schedgen.ml, config/arm/neon.ml,
8556 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
8557 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
8558 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
8559 tree-vect-transform.c, tree.def: Fix comment typos. Follow
8560 spelling conventions.
8561 * doc/invoke.texi: Follow spelling conventions.
8563 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
8564 Revital Eres <eres@il.ibm.com>
8566 * modulo-sched.c (sms_schedule): Avoid loops which includes
8567 auto-increment instructions.
8569 2007-07-28 Richard Guenther <rguenther@suse.de>
8572 * fold-const.c (fold_cond_expr_with_comparison): Convert
8573 operand zero of MIN/MAX_EXPR to correct type.
8575 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8577 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
8578 flags_from_decl_or_type): Constify.
8579 * gcc.c (do_spec_1): Likewise.
8580 * print-tree.c (dump_addr, print_node_brief): Likewise.
8581 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
8582 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
8583 tree_purge_all_dead_eh_edges): Likewise.
8584 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
8585 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
8587 * tree.c (expr_location, expr_has_location, expr_locus,
8588 expr_filename, expr_lineno, get_inner_array_type,
8589 fields_compatible_p): Likewise.
8590 * tree.h (get_inner_array_type, fields_compatible_p,
8591 expr_location, expr_has_location, expr_locus, expr_filename,
8592 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
8593 setjmp_call_p, alloca_call_p): Likewise.
8595 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
8597 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
8598 TV_FLOW_INSENSITIVE.
8600 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
8602 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
8603 (compute_flow_insensitive_aliasing): Ditto for
8604 TV_FLOW_INSENSITIVE.
8606 2007-07-27 Jan Hubicka <jh@suse.cz>
8608 * config/i386/i386.c (register_move_cost): Remove accidentally
8609 comitted #if 0 block.
8611 * attribs.c: Include hashtab.h
8612 (attribute_hash): New.
8613 (substring): New structure.
8614 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
8616 (init_attributes): Initialize attribute hash.
8617 (decl_attributes): Use attribute hash.
8618 * Makefile.in (attribs.c): Depend on hashtab.h.
8620 2007-07-27 Steve Ellcey <sje@cup.hp.com>
8622 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
8624 2007-07-27 Richard Sandiford <richard@codesourcery.com>
8626 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
8627 __mips_dspr2 and __mips_dsp_rev macros.
8628 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
8630 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
8632 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
8634 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
8638 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
8639 and the updating of the live and do_not_gen sets.
8640 (df_note_bb_compute): Added updating of live and do_not_gen sets
8641 for regular defs so that the case of clobber inside conditional
8642 call is processed correctly.
8644 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8646 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
8647 operands with compatible type.
8649 2007-07-27 Richard Sandiford <richard@codesourcery.com>
8651 * expr.h (store_bit_field): Don't return a value.
8652 * expmed.c (check_predicate_volatile_ok): New function.
8653 (store_bit_field_1): New function, extracted from store_bit_field.
8654 Take a fallback_p argument and return true if the operation succeeded.
8655 Only use store_fixed_bit_field if fallback_p. Don't recompute
8656 mode_for_extraction; use op_mode instead. Try forcing memories
8657 into registers if the insv expander fails.
8658 (store_bit_field): Use store_bit_field_1 with fallback_p true.
8659 Don't return a value.
8660 (convert_extracted_bit_field): New function, extracted from
8662 (extract_bit_field_1): Likewise. Take a fallback_p argument
8663 and return NULL if the operation succeeded. Only use
8664 extract_fixed_bit_field if fallback_p. Only calculate one
8665 extraction mode. Combine code for extv and extzv. Try forcing
8666 memories into registers if the ext(z)v expander fails.
8667 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
8669 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
8671 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
8673 (df_ref): Likewise. Put regno with other integer fields.
8675 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
8677 * df.h (df_mw_hardreg): Remove "loc" field.
8678 * df-scan.c (df_ref_record): Don't set it. Remove redundant
8680 * df-problems.c (df_whole_mw_reg_unused_p): New function,
8681 split out from df_set_unused_notes_for_mw. Return false for
8682 partial references. Assert that mw_reg is a REG when returning true.
8683 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
8684 (df_whole_mw_reg_dead_p): New function, split out from
8685 df_set_dead_notes_for_mw. Return false for partial references.
8686 Assert that mw_reg is a REG when returning true.
8687 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
8688 Remove redundant bitmap check.
8690 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
8692 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
8693 ($(T)crtend.o): Likwise.
8694 ($(T)crtbeginS.o): Likwise.
8695 ($(T)crtendS.o): Likwise.
8696 ($(T)crtfastmath.o): Likwise.
8698 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
8700 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
8701 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
8702 * basic-block.h (struct control_flow_graph): Added x_dom_computed
8703 and x_n_bbs_in_dom_tree fields.
8705 2007-07-26 Steve Ellcey <sje@cup.hp.com>
8707 PR tree-optimization/32087
8708 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
8709 Do not call scale_bbs_frequencies_int with prob of zero.
8711 2007-07-26 Julian Brown <julian@codesourcery.com>
8713 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
8714 (neon_element_bits): Add prototypes.
8715 * config/arm/arm.c (bounds_check, neon_lane_bounds)
8716 (neon_const_bounds, neon_element_bits): New functions.
8717 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
8718 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
8719 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
8720 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
8721 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
8722 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
8723 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
8724 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
8725 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
8726 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
8727 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
8728 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
8729 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
8731 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
8733 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
8734 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
8736 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
8737 Julian Brown <julian@codesourcery.com>
8739 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
8740 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
8741 * config/arm/cortex-a8.md: New.
8742 * config/arm/cortex-a8-neon.md: New.
8743 * config/arm/neon-schedgen.ml: New.
8744 * config/arm/neon.md (vqh_mnem): New.
8746 (Is_float_mode): New.
8747 (Scalar_mul_8_16): New.
8749 (V_mode_nunits): New.
8750 (All instruction patterns): Annotate with neon_type attribute
8752 * config/arm/arm.md: Include cortex-a8.md.
8753 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
8755 Annotate instruction patterns accordingly.
8756 (generic_sched): Do not use generic scheduling for Cortex-A8.
8757 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
8759 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
8761 * fold-const.c (fold_read_from_constant_string): Use
8763 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
8765 2007-07-26 Nick Clifton <nickc@redhat.com>
8767 * tree-ssa-operands.h: Change copyright header to refer to version
8768 3 of the GNU General Public License and to point readers at the
8769 COPYING3 file and the FSF's license web page.
8770 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
8771 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
8772 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
8773 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
8774 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
8775 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
8776 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
8777 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
8778 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
8779 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
8780 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
8781 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
8782 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
8783 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
8784 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
8785 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
8786 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
8787 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
8788 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
8789 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
8790 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
8791 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
8792 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
8793 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
8794 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
8795 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
8796 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
8797 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
8798 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
8799 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
8800 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
8801 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
8802 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
8803 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
8804 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
8805 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
8806 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
8807 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
8808 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
8809 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
8810 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
8811 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
8812 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
8813 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
8814 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
8815 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
8816 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
8817 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
8818 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
8819 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
8820 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
8821 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
8822 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
8823 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
8824 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
8825 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
8826 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
8827 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
8828 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
8829 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
8830 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
8831 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
8832 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
8833 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
8834 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
8835 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
8836 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
8837 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
8838 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
8839 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
8840 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
8841 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
8842 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
8843 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
8844 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
8845 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
8846 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
8847 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
8848 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
8849 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
8850 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
8851 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
8852 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
8853 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
8854 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
8855 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
8856 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
8857 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
8858 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
8859 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
8860 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
8861 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
8862 vecprim.h, basic-block.h, tree-ssa-structalias.c,
8863 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
8864 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
8865 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
8866 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
8867 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
8868 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
8869 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
8870 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
8871 convert.c, convert.h, langhooks-def.h, reload1.c,
8872 tree-ssa-operands.c: Likewise.
8874 2007-07-26 Jan Hubicka <jh@suse.cz>
8876 * tree-ssa-live.c: Include debug.h and flags.h.
8877 (mark_scope_block_unused): New function.
8878 (remove_unused_scope_block_p): New function.
8879 (remove_unused_locals): Remove unused blocks too.
8881 2007-07-25 Ian Lance Taylor <iant@google.com>
8883 * combine.c (combine_max_regno): Remove. Remove all uses.
8884 (struct reg_stat_struct): Rename from struct reg_stat.
8885 (reg_stat_type): Define, and declare VECs.
8886 (reg_stat): Change from pointer to VEC. Change all uses.
8887 (combine_split_insns): New static function.
8888 (try_combine, find_split_point): Call it instead of split_insns.
8890 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8892 * cfghooks.c (split_block): Fix the information about loop latch.
8894 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8896 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
8898 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8900 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8901 Scan the new edge for loop exit info.
8903 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
8905 * config/darwin.c: Include debug.h.
8907 2007-07-25 Steve Ellcey <sje@cup.hp.com>
8910 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
8912 2007-07-25 Steve Ellcey <sje@cup.hp.com>
8914 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
8915 (HARD_REGNO_MODE_OK): Ditto.
8916 (MODES_TIEABLE_P): Ditto.
8917 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
8918 (CLASS_MAX_NREGS): Ditto.
8919 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
8920 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
8921 (divdf3_internal_thr): Removed.
8922 * config/ia64/div.md: New file.
8923 * config/ia64/constraints.md: Add H constraint.
8925 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8927 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
8928 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
8929 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
8930 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
8931 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
8932 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
8933 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
8934 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
8935 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
8936 dump_sbitmap_file, debug_sbitmap, popcount_table,
8937 sbitmap_popcount): Constify.
8938 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
8939 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
8940 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
8941 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
8942 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
8943 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
8944 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
8945 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
8946 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
8947 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
8948 sbitmap_popcount, sbitmap_verify_popcount): Constify.
8950 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8952 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
8953 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
8954 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
8955 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
8956 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
8957 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
8958 bitmap_intersect_p, bitmap_intersect_compl_p,
8959 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
8960 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
8962 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
8963 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
8964 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
8965 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
8966 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
8967 debug_bitmap, debug_bitmap_file, bitmap_print,
8968 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
8969 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
8971 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
8973 * config/darwin.c (darwin_override_options): Additional fix for
8974 debug info formats that don't support var tracking.
8976 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8978 * cselib.c (entry_and_rtx_equal_p): Constify.
8979 * gengtype.c (output_mangled_typename, write_types, write_local):
8981 * gengtype.h (const_type_p): New.
8982 * see.c (eq_descriptor_extension, hash_descriptor_extension):
8984 * tlink.c (scan_linker_output): De-constify.
8985 * tree-ssa-loop-im.c (memref_eq): Constify.
8986 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
8987 (shared_bitmap_hash, shared_bitmap_eq): Constify.
8989 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8991 * c-common.c (fname_as_string, c_type_hash): Constify.
8992 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8993 * cgraph.c (edge_hash, edge_eq): Likewise.
8994 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
8995 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
8996 reg_attrs_htab_eq): Likewise.
8997 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
8999 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
9000 const_decl_t, const_state_t, const_automata_list_el_t): New.
9001 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
9002 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
9003 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
9004 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
9005 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
9006 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
9007 compare_max_occ_cycle_nums, out_state_arcs_num,
9008 compare_transition_els_num, units_cmp, state_reservs_cmp):
9010 * genmodes.c (cmp_modes): Likewise.
9011 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
9012 * gimplify.c (compare_case_labels): Likewise.
9013 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
9014 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
9015 * matrix-reorg.c (mtt_info_hash): Likewise.
9016 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
9017 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
9018 (htab_hash_bucket, htab_hash_elem): Constify.
9019 * tree-browser.c (TB_parent_eq): Likewise.
9020 * tree-scalar-evolution.c (hash_scev_info): Likewise.
9021 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
9022 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
9023 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
9025 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
9026 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
9027 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
9028 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
9029 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
9031 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
9032 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
9033 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
9034 * tree-ssa-threadupdate.c (redirection_data_hash,
9035 redirection_data_eq): Likewise.
9036 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
9037 * tree-ssa.c (var_ann_eq): Likewise.
9038 * tree-vrp.c (compare_case_labels): Likewise.
9039 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
9040 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
9041 tree_not_check_failed, tree_class_check_failed,
9042 tree_range_check_failed, tree_not_class_check_failed,
9043 omp_clause_check_failed, omp_clause_range_check_failed,
9044 tree_contains_struct_check_failed, tree_operand_check_failed):
9046 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
9047 tree_not_check_failed, tree_class_check_failed,
9048 tree_range_check_failed, tree_not_class_check_failed,
9049 tree_operand_check_failed, omp_clause_operand_check_failed,
9050 tree_operand_length): Likewise.
9051 * var-tracking.c (const_variable): New.
9052 (variable_htab_hash, variable_htab_eq): Constify.
9053 * varasm.c (const_desc_hash): Likewise.
9055 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9057 * expr.c (handled_component_p): Constify.
9058 * fold-const.c (fit_double_type): Likewise.
9059 * real.h (real_value_from_int_cst): Likewise.
9060 * tree-flow-inline.h (gimple_in_ssa_p,
9061 gimple_aliases_computed_p, gimple_addressable_vars,
9062 gimple_call_clobbered_vars, gimple_referenced_vars,
9063 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
9064 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
9065 may_aliases, end_readonly_imm_use_p, has_zero_uses,
9066 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
9067 is_label_stmt, is_global_var, phi_ssa_name_p,
9068 factoring_name_p, is_call_clobbered, tree_common_ann,
9069 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
9070 unmodifiable_var_p, array_ref_contains_indirect_ref,
9071 ref_contains_array_ref, lookup_subvars_for_var,
9072 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
9073 gimple_mem_ref_stats): Likewise.
9074 * tree-flow.h (tree_common_ann, var_ann, function_ann,
9075 may_aliases, is_exec_stmt, is_label_stmt,
9076 ref_contains_array_ref, array_ref_contains_indirect_ref,
9077 var_can_have_subvars, overlap_subvar, is_call_clobbered,
9078 unmodifiable_var_p): Likewise.
9079 * tree-gimple.c (is_gimple_min_invariant): Likewise.
9080 * tree-gimple.h (is_gimple_min_invariant): Likewise.
9081 * tree.c (type_hash_list, attribute_hash_list, tree_size,
9082 cst_and_fits_in_hwi, real_value_from_int_cst,
9083 build_real_from_int_cst, integer_zerop, integer_onep,
9084 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
9085 tree_floor_log2, real_zerop, real_onep, real_twop,
9086 real_minus_onep, really_constant_p, purpose_member, chain_member,
9087 list_length, fields_length, int_size_in_bytes, bit_position,
9088 int_bit_position, byte_position, int_byte_position, expr_align,
9089 array_type_nelts, tree_node_structure,
9090 type_contains_placeholder_1, iterative_hash_pointer,
9091 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
9092 tree_map_base_eq, type_hash_list, type_hash_eq,
9093 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
9094 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
9095 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
9096 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
9097 int_fits_type_p, get_containing_scope, decl_function_context,
9098 decl_type_context, omp_clause_operand_check_failed,
9099 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
9100 * tree.h (omp_clause_operand_check_failed, tree_size,
9101 build_real_from_int_cst, array_type_nelts, purpose_member,
9102 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
9103 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
9104 is_attribute_p, check_qualified_type, expr_align,
9105 int_size_in_bytes, bit_position, int_bit_position, byte_position,
9106 int_byte_position, list_length, fields_length, initializer_zerop,
9107 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
9108 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
9109 tree_node_structure, handled_component_p, get_containing_scope,
9110 decl_function_context, decl_type_context, real_zerop,
9111 type_num_arguments, fit_double_type, really_constant_p,
9112 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
9113 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
9114 real_twop, real_minus_onep, int_cst_value): Likewise.
9116 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9118 * cfglayout.c (insn_scope, insn_line): Constify.
9119 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
9120 const_double_htab_hash, const_double_htab_eq,
9121 mem_attrs_htab_hash): Likewise.
9122 * loop-iv.c (biv_eq): Likewise.
9123 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
9124 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
9125 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
9127 * rtl-error.c (location_for_asm, diagnostic_for_asm,
9128 error_for_asm, warning_for_asm, _fatal_insn,
9129 _fatal_insn_not_found): Likewise.
9130 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
9131 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
9132 rtl_check_failed_type2, rtl_check_failed_code1,
9133 rtl_check_failed_code2, rtl_check_failed_code_mode,
9134 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
9135 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
9136 rtl_check_failed_type2, rtl_check_failed_code1,
9137 rtl_check_failed_code2, rtl_check_failed_code_mode,
9138 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
9139 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
9140 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
9141 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
9142 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
9143 rtx_unstable_p, get_integer_term, get_related_value,
9144 offset_within_block_p, reg_mentioned_p, count_occurrences,
9145 reg_referenced_p, reg_used_between_p, no_labels_between_p,
9146 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
9147 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
9148 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
9149 find_constant_src, find_reg_fusage, find_regno_fusage,
9150 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
9151 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
9152 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
9153 computed_jump_p, auto_inc_p, in_expr_list_p,
9154 remove_node_from_expr_list, loc_mentioned_in_p,
9155 label_is_jump_target_p, reversed_comparison_code_parts,
9156 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
9157 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
9158 print_inline_rtx): Likewise.
9159 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
9160 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
9161 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
9162 get_integer_term, get_related_value, offset_within_block_p,
9163 count_occurrences, reg_mentioned_p, no_labels_between_p,
9164 reg_used_between_p, reg_referenced_p, single_set_2,
9165 multiple_sets, set_noop_p, refers_to_regno_p,
9166 reg_overlap_mentioned_p, dead_or_set_p,
9167 covers_regno_no_parallel_p, covers_regno_p,
9168 dead_or_set_regno_p, find_reg_note, find_regno_note,
9169 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
9170 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
9171 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
9172 side_effects_p, may_trap_p_1, may_trap_p,
9173 may_trap_after_code_motion_p, may_trap_or_fault_p,
9174 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
9175 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
9176 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
9177 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
9178 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
9180 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
9181 warning_for_asm): Likewise.
9182 * tree.h (print_rtl): Likewise.
9183 * varasm.c (get_pool_mode): Likewise.
9185 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9187 * c-lex.c (c_lex_with_flags, lex_string): Constify.
9188 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
9189 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
9190 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
9191 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
9192 * ddg.c (compare_sccs): Likewise.
9193 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
9194 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
9195 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
9196 decimal_do_fix_trunc, decimal_real_to_integer,
9197 decimal_real_to_integer2, decimal_real_maxval): Likewise.
9198 * dse.c (const_group_info_t): New.
9199 (invariant_group_base_eq, invariant_group_base_hash): Constify.
9200 * dwarf2out.c (const_dw_die_ref): New.
9201 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
9202 * tree-browser.c (TB_parent_eq): Likewise.
9203 * unwind-dw2-fde.c (__register_frame_info_bases,
9204 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
9205 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
9207 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
9208 * unwind-dw2.c (uw_frame_state_for): Likewise.
9209 * value-prof.c (histogram_hash, histogram_eq): Likewise.
9210 * value-prof.h (const_histogram_value): New.
9212 2007-07-25 Richard Sandiford <richard@codesourcery.com>
9214 * config/mips/mips.c (machine_function): Add
9215 initialized_mips16_gp_pseudo_p.
9216 (mips16_gp_pseudo_reg): Do not emit the initialization of
9217 mips16_gp_pseudo_rtx when being called from the gimple cost-
9218 calculation routines; emit it on the first use outside those
9221 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9223 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
9226 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
9227 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
9228 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
9229 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
9230 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
9231 Preserve const-ness of parameters through use of __typeof(),
9232 also constify and tidy.
9234 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
9235 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
9236 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
9237 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
9238 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
9239 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
9240 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
9241 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
9242 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
9244 2007-07-25 Julian Brown <julian@codesourcery.com>
9245 Mark Shinwell <shinwell@codesourcery.com>
9247 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
9248 (alpha_mangle_type): This.
9249 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9250 (TARGET_MANGLE_TYPE): Define this instead.
9251 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
9252 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
9253 (arm_init_neon_builtins): Fix comment.
9254 (arm_mangle_map_entry): New.
9255 (arm_mangle_map): New.
9256 (arm_mangle_type): New.
9257 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
9258 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
9259 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
9260 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9261 (TARGET_MANGLE_TYPE): Define this instead.
9262 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
9263 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
9264 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
9265 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9266 (TARGET_MANGLE_TYPE): Define this instead.
9267 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
9269 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
9270 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9271 (TARGET_MANGLE_TYPE): Define this instead.
9272 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
9273 (s390_mangle_type): This.
9274 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9275 (TARGET_MANGLE_TYPE): Define this instead.
9276 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
9277 (sparc_mangle_type): This.
9278 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9279 (TARGET_MANGLE_TYPE): Define this instead.
9280 * cp/mangle.c (write_type): Call mangle_type target hook on all
9281 types before mangling. Use original type, not main variant, as
9283 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
9284 (TARGET_MANGLE_TYPE): This.
9285 * target.h (gcc_target): Rename mangle_fundamental_type to
9287 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
9288 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
9290 2007-07-25 Julian Brown <julian@codesourcery.com>
9291 Paul Brook <paul@codesourcery.com>
9292 Joseph Myers <joseph@codesourcery.com>
9293 Mark Shinwell <shinwell@codesourcery.com>
9295 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
9296 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
9297 (with_fpu): Allow --with-fpu=neon.
9298 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
9299 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
9300 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
9301 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
9302 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
9303 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
9304 (neon_emit_pair_result_insn, neon_disambiguate_copy)
9305 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
9306 (output_move_neon): Add prototypes.
9307 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
9308 (all_fpus): Add FPUTYPE_NEON.
9309 (fp_model_for_fpu): Add NEON field.
9310 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
9311 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
9313 (arm_legitimate_address_p): Don't support fancy addressing for NEON
9315 (thumb2_legitimate_address_p): Likewise.
9316 (neon_valid_immediate): Recognize and prepare constants suitable for
9318 (neon_immediate_valid_for_move): New function. Recognize and prepare
9319 immediates for NEON move instructions.
9320 (neon_immediate_valid_for_logic): New function. Recognize and
9321 prepare immediates for NEON logic instructions.
9322 (neon_output_logic_immediate): New function. Create asm string
9323 suitable for outputting immediate logic instructions.
9324 (neon_pairwise_reduce): New function. Implement reduction using
9325 pairwise operations.
9326 (neon_expand_vector_init): New function. Expand a (possibly
9327 non-constant) vector initialization.
9328 (neon_vector_mem_operand): New function. Memory operands supported
9329 for quad-word loads/stores to/from ARM or NEON registers. Don't
9330 allow base+offset addressing for core regs.
9331 (neon_struct_mem_operand): New function. Valid mems for NEON
9333 (coproc_secondary_reload_class): Enable NEON registers to be loaded
9334 from neon_vector_mem_operand addresses without a secondary register.
9335 (add_minipool_forward_ref): Handle >8-byte minipool entries.
9336 (add_minipool_backward_ref): Likewise.
9337 (dump_minipool): Likewise.
9338 (push_minipool_fix): Likewise.
9339 (output_move_quad): New function. Output quad-word moves, loads and
9340 stores using ARM registers.
9341 (output_move_vfp): Add support for vectors in VFP (NEON) D
9343 (output_move_neon): Output a NEON load/store to/from a quadword
9345 (arm_print_operand): Implement new codes:
9346 - 'c' for unadorned integers (without a # sign).
9347 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
9349 - 'e', 'f' for the low and high D parts of a NEON Q register.
9350 - 'q' outputs a NEON Q register.
9351 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
9352 - 'T' prints NEON opcode features from a coded bitmask.
9353 - 'F' is similar to T, but signed/unsigned codes both print as
9355 - 't' is similar to T, but 'u' is printed instead of 'p'.
9356 - 'O' prints 'r' if NEON instruction should perform rounding (as
9357 specified by bitmask), else prints nothing.
9358 - '#' is a punctuation character to stop operand numbers from
9359 running together with following digits in the assembler
9360 strings for instructions (when using mode attributes).
9361 (arm_assemble_integer): Handle extra NEON vector modes. Permute
9362 constant vectors in big-endian mode, where necessary.
9363 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
9364 Handle EI, OI, CI, XI modes.
9365 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
9366 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
9367 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
9368 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
9369 (neon_builtin_type_bits): Add enumeration, one bit for each vector
9371 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
9372 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
9373 to turn v8qi, etc. into bits defined above.
9374 (neon_itype): New enumeration. Classifications of NEON builtins.
9375 (neon_builtin_datum): Define struct. Contains information about
9376 a single builtin (with multiple modes).
9377 (CF): Define helper macro for...
9378 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
9380 (neon_builtin_data): New array. Define information about builtins
9381 for use during initialization/expansion.
9382 (arm_init_neon_builtins): New function.
9383 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
9385 (neon_builtin_compare): New function.
9386 (locate_neon_builtin_icode): New function. Find an insn code for a
9387 builtin given a function code for that builtin. Also return type of
9388 builtin (NEON_BINOP, NEON_UNOP etc.).
9389 (builtin_arg): New enumeration. Types of arguments for builtins.
9390 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
9391 Takes a variable argument list of builtin_arg types, terminated by
9393 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
9394 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
9395 (neon_emit_pair_result_insn): New function. Support returning pairs
9396 of vectors via a pointer.
9397 (neon_disambiguate_copy): New function. Set up operands for a
9398 multi-word copy such that registers do not get clobbered.
9399 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
9400 ARM_BUILTIN_NEON_BASE.
9401 (arm_file_start): Set float-abi attribute for NEON.
9402 (arm_vector_mode_supported_p): Enable NEON vector modes.
9403 (arm_mangle_map_entry): New.
9404 (arm_mangle_map): New.
9405 (arm_mangle_vector_type): New.
9406 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
9408 (TARGET_NEON): New macro. Target supports NEON.
9409 (fputype): Add FPUTYPE_NEON.
9410 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
9411 for vectorization based on command-line arg.
9412 (NEON_REGNO_OK_FOR_NREGS): Define.
9413 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
9414 (VALID_NEON_STRUCT_MODE): Define.
9415 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
9416 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
9417 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
9418 (consttable_16): Add pattern for outputting 16-byte minipool
9420 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
9422 (vec-common.md, neon.md): Include md files.
9423 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
9424 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
9425 (memory_constraint "Ut", "Un", "Us"): Define.
9426 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
9427 (MMX_char): New mode attribute.
9428 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
9429 (*add<mode>3_iwmmxt): New insn pattern.
9430 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
9431 (*sub<mode>3_iwmmxt): New insn pattern.
9432 (mulv4hi3): Rename to...
9433 (*mulv4hi3_iwmmxt): This.
9434 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
9435 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
9436 (uminv4hi3, uminv2si3): Remove. Replace with...
9437 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
9438 (*umin<mode>3_iwmmxt): These.
9439 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
9440 (ashr<mode>3_iwmmxt): This new pattern.
9441 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
9442 (lshr<mode>3_iwmmxt): This new pattern.
9443 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
9444 (ashl<mode>3_iwmmxt): This new pattern.
9445 * config/arm/neon-docgen.ml: New file. Generate documentation for
9447 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
9448 * config/arm/arm_neon.h: New (autogenerated).
9449 * config/arm/neon-testgen.ml: New file. Generate NEON tests
9451 * config/arm/neon.md: New file. Define NEON instructions.
9452 * config/arm/neon.ml: New file. Abstract description of NEON
9453 instructions, used to generate arm_neon.h header, documentation and
9455 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
9456 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
9458 * doc/extend.texi (ARM Built-in Functions): Rename and remove
9460 (ARM NEON Intrinsics): New subsection.
9461 * doc/arm-neon-intrinsics.texi: New (autogenerated).
9463 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
9465 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
9468 2007-07-24 Jan Hubicka <jh@suse.cz>
9470 * regclass.c (move_table): New type.
9471 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
9472 (init_move_cost): Break out from ...
9473 (init_reg_sets_1): ... here; simplify computation of
9474 have_regs-of_mode and contains_reg_of_mode.
9475 (record_reg_classes): Unswitch internal loops.
9476 (copy_cost): Trigger lazy initialization of move cost
9477 (record_address_regs): Likewise.
9479 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
9481 * config/darwin.c (darwin_override_options): Don't force on
9482 flag_var_tracking_uninit when no debug info is requested.
9484 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9486 * cfgloop.c (init_loops_structure): New function.
9487 (flow_loops_find): Create root of the loop tree unconditionally.
9489 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
9491 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
9493 2007-07-24 Jan Hubicka <jh@suse.cz>
9495 * caller-save.c: Include ggc.h, gt-caller-save.h
9496 (reg_save_code, reg_restore_code): Rename to ...
9497 (cached_reg_save_code, cached_reg_restore_code): ... those.
9498 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
9499 (reg_save_code, reg_restore_code): New functions.
9500 (init_caller_save): Do not intialize
9501 reg_save_code/reg_restore_code tables.
9502 * Makefile.in: (gt-caller-save.h): New.
9504 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9506 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
9507 with the mode of the original operand instead of
9510 2007-07-23 Jan Hubicka <jH@suse.cz>
9512 * i386.c (ix86_secondary_memory_needed): Break out to...
9513 (inline_secondary_memory_needed): ... here.
9514 (ix86_memory_move_cost): Break out to ...
9515 (inline_memory_move_cost): ... here; add support for IN value of 2 for
9516 maximum of input and output; fix handling of Q_REGS on 64bit.
9517 (ix86_secondary_memory_needed): Microoptimize.
9519 2007-07-23 Sebastian Pop <sebpop@gmail.com>
9521 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
9522 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
9523 stmts_from_loop, known_dependences_p, build_rdg): New.
9524 * tree-data-ref.h: Depends on graphds.h.
9525 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
9526 (build_rdg): Declared.
9527 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
9529 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
9531 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
9534 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
9535 Jakub Jelinek <jakub@redhat.com>
9537 PR middle-end/PR28690
9538 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
9540 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
9541 and MEM_POINTER operands over REG and MEM operands.
9542 (swap_commutative_operands_p): Change return value to bool.
9543 * rtl.h: Update the corresponding prototype.
9544 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
9545 instead of gen_rtx_PLUS.
9546 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
9547 value to bool. Change function arguments to rtx's and update code
9549 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
9550 calls to match the new declaration.
9551 * simplify-rtx.c (simplify_associative_operation): Don't
9552 reorder simplify_binary_operation arguments.
9554 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9556 * config/mips/mips.c (override_options): Use mips_costs to derive
9557 the default branch cost.
9558 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
9560 * config/mips/mips.opt (mbranch-cost=): New option.
9561 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
9563 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9565 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
9566 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
9567 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
9568 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
9570 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9572 * config/mips/constraints.md (ks): New constraint.
9573 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
9574 (*add<mode>3_mips16): ...here.
9576 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
9578 * optabs.h (enum optab_index): Add new OTI_signbit.
9579 (signbit_optab): Define corresponding macro.
9580 (enum insn_code signbit_optab[]): Remove array.
9581 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
9582 (expand_copysign_absneg): If back end provides signbit insn, use it
9583 instead of bit operations on floating point argument.
9584 * builtins.c (enum insn_code signbit_optab[]): Remove array.
9585 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
9586 for availability of signbit insn.
9588 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
9589 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
9590 SSE mode is not active.
9591 (isinf<mode>2): Disable for mfpmath=sse,387.
9593 2007-07-22 Ben Elliston <bje@au.ibm.com>
9595 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
9597 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
9599 2007-07-20 Richard Guenther <rguenther@suse.de>
9601 * tree-cfg.c (verify_expr): COND_EXPRs can have any
9602 integral typed condition.
9603 * tree-ssa.c (useless_type_conversion_p): Do not preserve
9604 booleanness. Only preserve conversions from a non-base
9605 type to a base type, not in general between types with
9606 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
9607 * tree.def (COND_EXPR): Document that the condition
9608 can be of any integral type.
9610 2007-07-20 Nigel Stephens <nigel@mips.com>
9611 Richard Sandiford <richard@codesourcery.com>
9613 * config/mips/mips.h (mips_dwarf_regno): Declare.
9614 (DBX_REGISTER_NUMBER): Remove redundant brackets.
9615 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
9616 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
9617 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
9618 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
9619 (REG_CLASS_NAMES): Update accordingly.
9620 * config/mips/mips.c (mips_dwarf_regno): New array.
9621 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
9622 (mips_subword): Remove special handling for accumulator registers.
9623 (override_options): Initiailize mips_dwarf_regno. Remove use
9625 (mips_swap_registers): New function.
9626 (mips_conditional_register_usage): Swap accumulator registers
9627 around if TARGET_LITTLE_ENDIAN.
9628 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
9629 * config/mips/constraints.md (h, l): Use the endianness to choose
9630 between MD0_REG and MD1_REG.
9631 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
9632 alternative-dependent template.
9634 2007-07-20 Richard Sandiford <richard@codesourcery.com>
9636 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
9639 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9641 * function.c (thread_prologue_and_epilogue_insns): Fix exit
9642 predecessor fallthru flags.
9644 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9646 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
9647 of compare to the same type.
9648 * cfgloopmanip.c (add_loop): Update information about loop exits.
9649 (loop_version): Remove the innermost loop requirement.
9650 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
9651 to sizetype for pointers.
9653 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
9655 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
9656 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
9657 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
9659 * config/dfp-bit.c: Empty for TFmode conversions.
9661 2007-07-18 Caroline Tice <ctice@apple.com>
9663 * var-tracking.c (find_src_status): Check for COND_EXEC insns
9664 and handle them correctly; check that src is not NULL before
9666 (find_src_set_src): Likewise.
9668 2007-07-18 Bob Wilson <bob.wilson@acm.org>
9670 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
9671 (struct alignment_context, init_alignment_context): New.
9672 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
9673 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
9674 (XCHAL_HAVE_S32C1I): Likewise.
9675 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
9676 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
9677 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
9678 (ATOMIC, HQI): New macros.
9679 (memory_barrier, *memory_barrier): New.
9680 (sync_lock_releasesi): New.
9681 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
9682 (sync_lock_test_and_set<mode>): New.
9683 (sync_<atomic><mode>): New.
9684 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
9685 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
9686 (xtensa_expand_atomic): New.
9688 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9692 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
9693 transformation for builtin ISNORMAL.
9694 (expand_builtin): Handle BUILT_IN_ISNORMAL.
9695 * builtins.def (BUILT_IN_ISNORMAL): New.
9696 * doc/extend.texi: Document isnormal.
9698 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9702 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
9703 optabs infrastructure. Provide generic implementation for
9705 (expand_builtin): Handle FINITE/ISFINITE.
9706 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
9707 (fold_builtin_1): Likewise.
9709 * builtins.def (BUILT_IN_ISFINITE): New.
9711 * doc/extend.texi: Document isfinite.
9713 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9718 * builtins.c (expand_builtin_interclass_mathfn): Provide a
9719 generic fallback for isinf.
9720 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
9721 calculation code ...
9722 * real.c (get_max_float): ... to here.
9723 * real.h (get_max_float): New.
9725 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9729 * builtin-attrs.def (ATTR_TYPEGENERIC,
9730 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
9732 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
9733 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
9734 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
9735 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
9737 * c-common.c (handle_type_generic_attribute): New.
9738 (c_common_attribute_table): Add "type generic".
9740 * c-typeck.c (convert_arguments): Handle "type generic" functions.
9742 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
9744 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
9745 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
9748 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
9751 * config/cris/cris.c (cris_print_index): Don't use XEXP before
9752 checking that the operand is an expression.
9754 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
9755 Danny Smith <dannysmith@users.sourceforge.net>
9758 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
9759 file mapping object in local namespace if Windows version later
9762 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9764 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
9765 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
9766 arm_cannot_force_const_mem.
9767 (arm_cannot_force_const_mem): New function.
9768 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
9769 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
9770 of arm_tls_referenced_p.
9771 * config/arm/arm.md (movsi): Split out-of-section constants when
9772 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
9773 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
9775 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9777 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
9779 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9781 * config/mips/mips.md (*extendqihi2): Convert the destination
9784 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9786 * config/pa/fptr.c: Update license header.
9787 * config/pa/milli64.S: Likewise.
9789 2007-07-17 Nick Clifton <nickc@redhat.com>
9791 * COPYING_v3: New file. Contains version 3 of the GNU General
9793 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
9794 Lesser General Public License.
9795 * doc/include/gpl_v3.texi: New file. Contains version 3 of
9796 the GNU General Public License.
9798 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
9800 PR rtl-optimization/32773
9801 * cfglayout.c (force_one_exit_fallthru): New function.
9802 (cfg_layout_finalize): Use it.
9804 2007-07-16 Richard Guenther <rguenther@suse.de>
9805 Uros Bizjak <ubizjak@gmail.com>
9807 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
9808 before forcing it to gimple operand.
9810 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
9811 David Ung <davidu@mips.com>
9813 * config/mips/mips.h (TUNE_24K): Define.
9814 (TUNE_MACC_CHAINS): Add TUNE_24K.
9815 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
9817 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
9818 (r74k_int_madd): .. this new reservation.
9819 (define_bypass): Fixed bypasses for r74k_int_madd to use
9821 * config/mips/24k.md (define_bypass): Define new
9822 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
9824 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
9825 Nigel Stephens <nigel@mips.com>
9827 * config/mips/mips.md: Include 20kc.md.
9828 * config/mips/20kc.md: New file.
9829 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
9830 (mips_adjust_cost): Tweak for 20Kc.
9831 (mips_issue_rate): Likewise.
9832 * config/mips/mips.h (TUNE_20KC): Define.
9834 2007-07-16 David Edelsohn <edelsohn@gnu.og>
9836 * config/rs6000/rs6000.c (struct processor_cost): Add
9837 cache_line_size, l1_cache_lines, and simultaneous_prefetches
9839 (*_cost): Add cache information.
9840 (rs6000_override_options): Set cache parameters.
9842 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9845 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
9846 * doc/install.texi (mips-sgi-irix6): pthread support works now.
9848 2007-07-16 Paul Brook <paul@codesourcery.com>
9851 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
9852 (cirrus_thumb2_movsi_insn): Ditto.
9854 2007-07-15 Geoffrey Keating <geoffk@apple.com>
9856 * config/rs6000/darwin-fallback.c (interpret_libc): Change
9859 2007-07-15 Andrew Haley <aph@redhat.com>
9861 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
9862 before looking in the context.
9864 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9868 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
9869 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
9870 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
9871 (pa_output_function_prologue): Use rp_saved and
9872 current_function_is_leaf to generate .CALLINFO statement.
9873 (hppa_expand_prologue): Set rp_saved.
9874 (hppa_expand_epilogue): Use rp_saved.
9875 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
9876 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
9878 2007-07-14 Dirk Mueller <dmueller@suse.de>
9880 * omega.c (coalesce): Fix memory leak on early exit.
9881 * matrix-reorg.c (check_allocation_function): Likewise.
9882 * tree-vect-transform.c (vect_get_new_vect_var): free result
9884 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
9885 pass pointer to edge vector
9886 (partition_hot_cold_basic_blocks): Fix memory leak.
9887 * collect2.c (prefix_from_string): Free temporary storage.
9888 * reload1.c (fixup_abnormal_edges): Free sbitmap.
9890 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
9892 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
9893 (DO_GLOBAL_DTORS_BODY): Likewise.
9895 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
9896 Nigel Stephens <nigel@mips.com>
9898 * config/mips/mips.c (mips_classify_symbol): Don't return
9899 SYMBOL_SMALL_DATA for constant pool addresses if
9900 TARGET_EMBEDDED_DATA is true.
9902 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
9904 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
9905 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
9906 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
9907 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
9908 __builtin_ia32_storehps, __builtin_ia32_storelps,
9909 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
9910 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
9911 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
9912 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
9913 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
9914 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
9915 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
9916 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
9917 using def_builtin_const.
9919 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
9921 PR tree-optimization/32705
9922 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
9923 (simplify_binary_expression): Use SSA_VAL consistently.
9925 2007-07-13 David Edelsohn <edelsohn@gnu.org>
9927 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
9928 (SPEFSCR_REGNO): Delete definition.
9929 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
9930 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9931 * config/rs6000/rs6000.h: Do not define *_REGNO.
9932 LINK_REGISTER_REGNUM -> LR_REGNO.
9933 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9934 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
9935 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9936 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
9937 R_VRSAVE, R_VSCR. Use them.
9938 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
9939 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
9940 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
9941 * config/rs6000/aix.h: Define R_LR. Use it.
9943 2007-07-13 Caroline Tice <ctice@apple.com>
9945 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
9946 flag_var_tracking is explicitly turned off (i.e. when variable
9947 tracking is not feasible); otherwise, turn flag_var_tracking on when
9948 flag_var_tracking_uninit is on.
9949 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
9950 note definitions, to allow recording of initialization status in the
9952 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
9953 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
9954 determine if two note locations are equal.
9955 (output_loc_list): Don't output list entries whose start & end labels
9957 (reg_loc_descriptor): Add parameter for initialization status; pass it
9958 to other loc descriptor functions.
9959 (one_reg_loc_descriptor): Add parameter for initialization status;
9960 check its value and add DW_OP_GNU_uninit to returned loc descr if
9962 (multiple_reg_loc_descriptor): Add parameter for initialization
9964 pass init status argument to other loc descriptor functions; check
9965 value of intialization parameter and add DW_OP_GNU_uninit to returned
9966 loc descr if appropriate.
9967 (based_loc_descr): Add parameter for initialization status; add new
9968 variable for return value; check value of initialization parameter and
9969 add DW_OP_GNU_uninit to returned loc descr if appropriate.
9970 (concatn_mem_loc_descriptor): Add parameter for initialization status;
9971 pass init status argument to other loc descriptor functions; check
9972 value of intialization parameter and add DW_OP_GNU_uninit to returned
9973 loc descr if appropriate.
9974 (mem_loc_descriptor): Likewise.
9975 (concat_loc_descriptor): Likewise.
9976 (concatn_loc_descriptor): Likewise.
9977 (loc_descriptor): Add parameter for initialization status; pass it as
9978 argument to other loc descriptor function calls.
9979 (loc_descriptor_from_tree_1): Add appropriate initialization status
9980 to loc descriptor function calls.
9981 (add_location_or_const_value_attribute): Get initialization status
9982 from VAR_LOCATION note; add initialization status to loc descriptor
9984 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
9985 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
9986 status is uninitialized, add "[uninint]" to output.
9987 * common.opt (fvar-tracking-uninit): New option, similar to
9988 fvar-tracking, to turn on tracking of uninitialized variables; creates
9989 a new global flag, flag_var_tracking_uninit.
9990 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
9991 (enum var_init_status): New type, for var initialization status field.
9992 * var-tracking.c (struct location_chain_def): Two new fields, init,
9993 for initialization status, and set_src for the assignment value expr.
9994 (unshare_variable): New parameter for initialization status;
9995 initialize new init and set_src fields.
9996 (var_reg_set): New parameters for initialization status and value;
9997 pass them to set_variable_part.
9998 (var_mem_set): Likewise.
9999 (get_init_value): New function.
10000 (var_reg_delete_and_set): New initialization status & value
10001 parameters; add call to get_init_value if status is unknown; pass new
10002 parameters to clobber_variable_part and var_reg_set.
10003 (var_mem_delete_and_set): Likewise.
10004 (var_reg_delete): Pass null set_src value to clobber_variable_part.
10005 (var_mem_delete): Likewise.
10006 (variable_union): Pass status to unshare_variable; initialize new init
10007 and set_src fields. If flag_var_tracking_uninit is not set, force
10008 status to initialized.
10009 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
10010 used later to get the set_src value.
10011 (find_src_status): New function.
10012 (find_src_set_src): New function.
10013 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
10014 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
10015 MO_SET, get set_src value and pass it to var_reg_delete_and_set
10016 and var_mem_delete_and_set.
10017 (dump_variable): Print out "[uninit]" if appropriate.
10018 (set_variable_part): Add new initialization and set_src parameters;
10019 pass status to unshare_variable; set node->init and node- >set_src
10020 fields and modify slot in hash table appropriately; save the init and
10021 set_src values if appropriate and assign to the new node.
10022 (clobber_variable_part): New set_src parameter; if two nodes have
10023 same variable and same location but different set_src (assignment)
10024 values, clobber old node.
10025 (delete_variable_part): Pass init status to unshare_variable.
10026 (emit_note_insn_var_location): Add initialized var; assign var's init
10027 status to new 'initialized'; pass new init status field to calls to
10028 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
10029 status to initialized.
10030 (emit_notes_in_bb): Pass initialization status to calls to
10031 var_reg_set, var_mem_set, var_reg_delete_and_set and
10032 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
10033 var_reg_delete_and_set and var_mem_delete_and_set; call
10034 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
10035 make up for change in add_stores.
10036 (vt_add_function_parameters): Add status to calls to
10038 * config/darwin.c (darwin_override_options): Turn on uninitialized
10039 tracking automatically, if var_tracking is on and the system is
10042 2007-07-13 Sa Liu <saliu@de.ibm.com>
10044 * config.gcc: Add options for arch and tune on SPU.
10045 * config/spu/predicates.md: Add constant operands 0 and 1.
10046 * config/spu/spu-builtins.def: Add builtins for double precision
10047 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
10048 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
10050 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
10052 * config/spu/spu-protos.h: Add new function prototypes.
10053 * config/spu/spu.c (spu_override_options): Check options -march and
10055 (spu_comp_icode): Add comparison code for DFmode and vector mode.
10056 (spu_emit_branch_or_set): Use the new code for DFmode and vector
10058 (spu_const_from_int): New. Create a vector constant from 4 ints.
10059 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
10060 (spu_emit_vector_compare): New. Emit vector compare.
10061 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
10062 * config/spu/spu.h: Add options -march and -mtune. Define processor
10063 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
10064 CANONICALIZE_COMPARISON.
10065 * config/spu/spu.md: Add new insns for double precision compare
10066 and double precision vector compare. Add vcond and smax/smin patterns
10067 to enable DFmode vector conditional expression.
10068 * config/spu/spu.opt: Add options -march and -mtune.
10069 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
10070 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
10071 both CELL and CELLEDP targets: spu_testsv.
10072 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
10075 2007-07-13 Richard Guenther <rguenther@suse.de>
10077 PR tree-optimization/32721
10078 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
10079 TREE_THIS_VOLATILE on the folded reference.
10080 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
10081 if the array reference has TREE_THIS_VOLATILE set.
10083 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
10086 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
10088 2007-07-13 Andreas Schwab <schwab@suse.de>
10090 * gengtype-lex.l: Allow declarations to be indented.
10092 2007-07-12 Geoffrey Keating <geoffk@apple.com>
10094 * ginclude/tgmath.h: New.
10095 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
10096 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
10097 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
10098 * configure: Regenerate.
10100 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
10102 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
10103 correct index when setting register save state for xd
10106 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
10108 * config/sh/sh.c (mark_use): Remove.
10110 2007-07-12 Paul Brook <paul@codesourcery.com>
10112 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
10113 reg does not overlap return value.
10115 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
10117 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
10118 (set_expression_vuses): Ditto.
10119 (init_pre): Initialize expression_vuses.
10121 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10123 * config/i386/sse.md (storentdf, storentsf): New.
10125 2007-07-12 Geoffrey Keating <geoffk@apple.com>
10127 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
10129 * tree.c (build_decl_stat): Move code from here...
10130 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
10131 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
10132 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
10133 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
10134 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
10137 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
10138 Devang Patel <dpatel@apple.com>
10140 PR tree-optimization/25413
10141 * targhooks.c (default_builtin_vector_alignment_reachable): New.
10142 * targhooks.h (default_builtin_vector_alignment_reachable): New.
10143 * tree.h (contains_packed_reference): New.
10144 * expr.c (contains_packed_reference): New.
10145 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
10146 (vect_enhance_data_refs_alignment): Call
10147 vector_alignment_reachable_p.
10148 * target.h (vector_alignment_reachable): New builtin.
10149 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
10150 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
10151 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
10153 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
10155 * target.h (builtin_vectorization_cost): Add new target builtin.
10156 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
10157 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
10158 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
10159 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
10160 uninitialized variables.
10161 * tree-vect-transform.c (cost_for_stmt): New function.
10162 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
10163 using cost 1 for all scalar stmts. Be less conservative when
10164 estimating the number of prologue/epulogue iterations. Call
10165 targetm.vectorize.builtin_vectorization_cost. Return
10166 min_profitable_iters-1.
10167 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
10168 initialization cost instead of TARG_VEC_STMT_COST. Use
10169 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
10170 epilogue code. Fix epilogue cost computation.
10171 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
10172 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
10173 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
10174 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
10175 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
10176 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
10178 2007-07-12 Richard Guenther <rguenther@suse.de>
10180 * gimplify.c (gimplify_conversion): Make sure that the result
10181 from maybe_fold_offset_to_reference is trivially convertible
10182 to the desired type before doing the simplification.
10183 (gimplify_expr): Likewise.
10184 * fold-const.c (fold_binary): Use the correct types for
10185 building the simplified expression.
10187 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10189 PR rtl-optimization/32729
10190 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
10191 that fallthru to exit.
10193 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
10195 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
10196 (symDTPOFF2reg): Likewise.
10198 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
10200 PR tree-optimization/32663
10202 * tree.h (VALUE_HANDLE_VUSES): Remove.
10203 (struct tree_value_handle): Remove vuses.
10205 * tree-vn.c (create_value_handle_for_expr): Don't set
10206 VALUE_HANDLE_VUSES.
10208 * tree-ssa-pre.c (expression_vuses): New.
10209 (alloc_expression_id): Set up expression_vuses.
10210 (get_expression_vuses): New.
10211 (set_expression_vuses): Ditto.
10212 (clear_expression_ids): Modify for expression_vuses.
10213 (phi_translate_1): Ditto.
10214 (phi_translate_set): Ditto.
10215 (value_dies_in_block_x): Ditto
10216 (valid_in_sets): Ditto.
10217 (add_to_sets): Ditto.
10218 (find_existing_value_expr): Ditto.
10219 (create_value_handle_for_expr): Ditto.
10220 (make_values_for_stmt): Ditto.
10221 (vuse_equiv): Remove.
10223 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
10225 * Makefile.in (mostlyclean): Remove object files.
10227 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
10229 * toplev.c (no_new_pseudos): Deleted.
10230 * rtl.h (no_new_pseudos): Deleted.
10231 * tree-pass.h (pass_no_new_pseudos): Deleted.
10232 * passes.c (pass_no_new_pseudos): Deleted.
10233 * final.c (rest_of_clean_state): Removed no_new_pseudos.
10234 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
10235 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
10237 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
10238 * rtlhooks.c (gen_lowpart_general): Ditto.
10239 * optabs.c (prepare_operand): Ditto.
10240 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
10242 * modulo-sched.c (rest_of_handle_sms): Ditto.
10243 * see.c (rest_of_handle_see): Ditto.
10244 * ifcvt.c (if_convert): Ditto.
10245 (gate_handle_if_after_combine): Replaced no_new_pseudos with
10247 * init-regs.c (gate_initialize_regs): Deleted set of
10249 * lower-subreg.c (decompose_multiword_subregs): Ditto.
10250 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
10251 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
10253 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
10256 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
10257 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
10258 (*vec_extractv2di_1_rex64): New insn pattern.
10260 2007-07-11 David Daney <ddaney@avtrex.com>
10262 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
10263 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
10264 for SIGNAL_UNWIND_RETURN_COLUMN.
10265 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
10266 (DWARF_FRAME_REGNUM): Rewrite.
10267 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
10269 2007-07-11 Nick Clifton <nickc@redhat.com>
10271 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
10272 delta and use gen_int_mode in place of GET_INT instead.
10274 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
10276 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
10279 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
10281 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
10282 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
10284 * params.h (VERIFY_CANONICAL_TYPES): Remove.
10285 (USE_CANONICAL_TYPES): New.
10286 * doc/invoke.texi (verify-canonical-types): Remove.
10287 (use-canonical-types): Add.
10289 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
10291 * config/spu/spu.c (spu_optimization_options): Remove setting of
10292 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
10293 (spu_override_options): Move it here.
10295 2007-07-11 Richard Sandiford <richard@codesourcery.com>
10297 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
10298 * config/mips/mips.c (mips_cpu_info_table): Mention
10299 MIPS_ISA_LEVEL_SPEC in the comment.
10301 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
10303 PR tree-optimization/32713
10304 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
10306 2007-07-11 Paolo Carlini <pcarlini@suse.de>
10308 PR middle-end/30482
10309 * c-opts.c (c_common_post_options): Do not change flag_complex_method
10310 conditional to flag_isoc99.
10311 (c_common_init_options): Do it here, unconditionally.
10313 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
10315 PR tree-optimization/32589
10316 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
10317 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
10318 * tree-ssa-propagate.c (valid_gimple_expression_p): New
10319 predicate, extracted from...
10320 (set_rhs): ...here. Call it for the expression on entry.
10321 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
10322 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
10323 (simplify_binary_expression): Use valid_gimple_expression_p
10324 to validate the simplification.
10325 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
10327 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
10329 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
10330 DWARF2_DEBUG on 32 bit target too.
10331 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
10333 2007-07-11 Nick Clifton <nickc@redhat.com>
10335 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
10336 version for 64-bit hosts.
10338 2007-07-10 David Daney <ddaney@avtrex.com>
10340 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
10342 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
10344 * config/mips/mips.c (mips_expand_synci_loop): New function.
10345 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
10346 (UNSPEC_RDHWR): Same.
10347 (UNSPEC_SYNCI): Same.
10348 (UNSPEC_SYNC): Same.
10349 (clear_cache): New expand.
10353 (clear_hazard): Same.
10354 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
10356 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
10357 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
10359 2007-07-10 Ian Lance Taylor <iant@google.com>
10361 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
10364 2007-07-10 David Daney <ddaney@avtrex.com>
10366 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
10367 * builtins.c (expand_builtin___clear_cache): New function.
10368 (expand_builtin): Call expand_builtin___clear_cache for
10369 BUILT_IN_CLEAR_CACHE case.
10370 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
10371 * doc/md.texi (clear_cache): Document new instruction pattern.
10372 * testsuite/gcc.dg/builtins-64.c: New test.
10374 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
10376 * config/cris/cris.md ("movsi"): Fix typo in last change.
10378 2007-07-09 Geoffrey Keating <geoffk@apple.com>
10381 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
10383 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
10384 * varasm.c (assemble_start_function): Honor DECL_ALIGN
10385 for FUNCTION_DECLs. Don't use align_functions_log if
10387 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
10388 even for FUNCTION_DECLs.
10389 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
10391 * tree.h (DECL_ALIGN): Update for new location of 'align'.
10392 (DECL_FUNCTION_CODE): Update for new location and name of
10394 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
10395 (struct tree_decl_common): Move 'align' and 'off_align' out
10396 of union, ensure they're still on a 32-bit boundary. Remove
10397 other fields in union 'u1'.
10398 (struct tree_function_decl): Add field 'function_code' replacing
10399 'u1.f' in tree_decl_common.
10400 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
10401 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
10402 (Variable Attributes): Cross-reference 'aligned' attribute
10403 to Function Attributes.
10404 * flags.h (force_align_functions_log): Delete.
10405 * toplev.c (force_align_functions_log): Delete.
10407 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
10410 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
10411 (*vec_concatv2di_rex): New insn pattern.
10413 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10416 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
10418 2007-07-10 Ian Lance Taylor <iant@google.com>
10420 Replace no_new_pseudos in backends.
10421 * rtl.h (can_create_pseudo_p): Define.
10422 * config/darwin.c (machopic_indirect_data_reference): Use
10423 can_create_pseudo_p () instead of no_new_pseudos.
10424 (machopic_indirect_data_reference): Likewise.
10425 (machopic_legitimize_pic_address): Likewise.
10426 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
10427 (alpha_emit_set_const_1): Likewise.
10428 (alpha_emit_set_const): Likewise.
10429 (alpha_emit_conditional_move): Likewise.
10430 (alpha_split_conditional_move): Likewise.
10431 * config/alpha/alpha.md (various splitters): Likewise.
10433 * config/arm/arm.c (legitimize_pic_address): Likewise.
10434 (arm_load_pic_register): Likewise.
10435 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
10436 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
10437 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
10438 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
10439 * config/cris/cris.md (movsi): Likewise.
10440 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
10441 (symGOTOFF2reg_hilo): Likewise.
10442 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
10443 * config/h8300/h8300.md (insv, extzv): Likewise.
10444 * config/i386/i386.c (ix86_expand_move): Likewise.
10445 (ix86_expand_vector_move): Likewise.
10446 (ix86_prepare_fp_compare_args): Likewise.
10447 (ix86_expand_carry_flag_compare): Likewise.
10448 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
10449 (tls_dynamic_gnu2_combine_32): Likewise.
10450 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
10451 * config/ia64/ia64.c (ia64_expand_move): Likewise.
10452 (ia64_expand_movxf_movrf): Likewise.
10453 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
10454 (m32c_split_move): Likewise.
10455 (m32c_expand_insv): Likewise.
10456 * config/m68k/m68k.md (movsi): Likewise.
10457 * config/mips/mips.c (mips_force_temporary): Likewise.
10458 (mips_split_symbol): Likewise.
10459 (mips_move_integer): Likewise.
10460 (mips_legitimize_const_move): Likewise.
10461 * config/mn10300/mn10300.md (movsi): Likewise.
10462 * config/pa/pa.c (emit_move_sequence): Likewise.
10463 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
10464 (rs6000_got_register): Likewise.
10465 (create_TOC_reference): Likewise.
10466 (rs6000_machopic_legitimize_pic_address): Likewise.
10467 * config/rs6000/rs6000.md (add<mode>3): Likewise.
10468 (various splitters): Likewise.
10469 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
10470 (movsi_got): Likewise.
10471 * config/s390/s390.c (emit_symbolic_move): Likewise.
10472 * config/s390/s390.md (movhi, movqi): Likewise.
10473 (load_multiple, store_multiple): Likewise.
10474 * config/score/score.c (score_force_temporary): Likewise.
10475 * config/sh/sh.c (prepare_move_operands): Likewise.
10476 (prepare_cbranch_operands): Likewise.
10477 (emit_fpu_switch): Likewise.
10478 (fpscr_set_from_mem): Likewise.
10479 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
10480 (adddi3, subsi3): Likewise.
10481 (various splitters): Likewise.
10482 (divsi_inv_fp_combine): Likewise.
10483 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
10484 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
10486 * config/sh/predicates.md (xor_operand): Likewise.
10487 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
10488 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
10489 (movdi_pic_label_ref): Likewise.
10490 * config/spu/spu.c (spu_split_immediate): Likewise.
10491 * config/alpha/alpha.md (various splitters): Remove test
10492 !no_new_pseudos || reload_completed.
10493 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
10495 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10496 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10497 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
10498 * config/score/score.c (th_output_mi_thunk): Likewise.
10499 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
10500 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10502 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
10504 PR rtl-optimization/32664
10505 * mode-switching.c (create_pre_exit): Skip barrier insns.
10507 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
10509 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
10510 force_gimple_operand_bsi.
10511 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
10512 rewrite_use_compare): Ditto.
10513 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
10515 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
10516 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
10517 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
10518 * tree-profile.c (prepare_instrumented_value,
10519 tree_gen_interval_profiler, tree_gen_pow2_profiler,
10520 tree_gen_one_value_profiler, tree_gen_ic_profiler,
10521 tree_gen_ic_func_profiler, tree_gen_average_profiler,
10522 tree_gen_ior_profiler): Ditto.
10523 * tree-ssa-reassoc.c (negate_value): Ditto.
10524 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
10525 Use force_gimple_operand_bsi.
10526 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
10527 * tree-if-conv.c (add_to_dst_predicate_list,
10528 find_phi_replacement_condition): Ditto.
10529 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
10530 Call mark_symbols_for_renaming for new statements.
10531 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
10533 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
10535 * cfghooks.c (remove_edge): New function.
10536 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
10538 * cfghooks.h (remove_edge): Declare.
10539 * cfg.c (remove_edge): Renamed to remove_edge_raw.
10540 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
10542 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
10544 * optabs.h: Added declaration for signbit_optab.
10545 * optabs.c: (init_optabs): Added initialization for signbit_optab.
10546 * genoptinit.c (optabs): Added entry for signbit insns.
10547 * builtins.c (expand_builtin_signbit): Added code to use a signbit
10548 insn, if available.
10549 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
10550 * config/s390/s390.md (signbit<mode>2): New expander.
10552 2007-07-09 Richard Guenther <rguenther@suse.de>
10554 PR middle-end/32698
10555 * fold-const.c (fold_plusminus_mult_expr): Move constant
10556 arguments second to allow decomposing.
10558 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
10561 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
10563 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
10564 Disregard DECL_FROM_INLINE.
10566 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
10569 * doc/invoke.texi: Add ftree-reassoc flag.
10570 * common.opt (ftree-reassoc): New flag.
10571 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
10572 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
10574 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
10576 PR tree-optimization/32681
10577 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
10578 saved in second_edge->aux when first_bb is a loop header.
10580 2007-07-09 Jan HUbicka <jh@suse.cz>
10582 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
10584 2007-07-09 Richard Guenther <rguenther@suse.de>
10586 * c-decl.c (start_function): Do not promote return type.
10588 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
10590 * function.c (do_warn_unused_parameter): Do not warn if
10591 TREE_NO_WARNING is set.
10593 2007-07-08 Andreas Schwab <schwab@suse.de>
10595 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
10597 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
10600 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
10602 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
10603 apply to assembly language, too.
10604 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
10606 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
10608 Revert (note the sccvn portions are *not* reverted)
10609 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
10611 Fix PR tree-optimization/23488
10613 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
10615 * tree-flow-inline.h (get_value_handle): Ditto.
10616 * tree-ssa-pre.c (decl_vh_map): New.
10617 (decl_node_pool): New.
10618 (can_value_number_operation): Support DECL_P.
10619 (can_PRE_operation): Ditto.
10620 (create_expression_by_pieces): Ditto.
10621 (find_existing_value_expr): Modify to differnetiate between
10622 addressing and top level.
10623 (create_value_handle_for_expr): Handle DECL's.
10624 (poolify_tree): Ditto.
10625 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
10626 (make_values_for_stmt): Handle DECL's properly.
10627 (init_pre): Reorg to not init useless things during FRE.
10629 * tree-flow.h: Include pointer-set.h.
10630 (decl_vh_map): Declare.
10631 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
10633 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
10635 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
10636 the constraint description.
10637 * doc/md.texi: Update documentation of AVR constraints.
10639 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
10641 * auto-inc-dec.c, config/arm/arm.c,
10642 config/m32r/constraints.md, config/mips/mips.md,
10643 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
10644 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
10645 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
10646 typos. Follow spelling conventions.
10647 * doc/invoke.texi, doc/rtl.texi: Fix typos.
10649 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
10650 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
10652 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
10653 realloc_vuse): Remove.
10654 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
10657 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
10659 Fix PR tree-optimization/23488
10661 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
10662 (try_to_simplify): Ditto.
10663 (visit_use): Ditto.
10664 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
10666 * tree-flow-inline.h (get_value_handle): Ditto.
10667 * tree-ssa-pre.c (decl_vh_map): New.
10668 (decl_node_pool): New.
10669 (can_value_number_operation): Support DECL_P.
10670 (can_PRE_operation): Ditto.
10671 (create_expression_by_pieces): Ditto.
10672 (find_existing_value_expr): Modify to differnetiate between
10673 addressing and top level.
10674 (create_value_handle_for_expr): Handle DECL's.
10675 (poolify_tree): Ditto.
10676 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
10677 (make_values_for_stmt): Handle DECL's properly.
10678 (init_pre): Reorg to not init useless things during FRE.
10680 * tree-flow.h: Include pointer-set.h.
10681 (decl_vh_map): Declare.
10682 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
10684 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
10686 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
10687 apply to assembly language, too.
10688 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
10690 2007-07-06 Ian Lance Taylor <iant@google.com>
10691 Zack Weinberg <zackw@panix.com>
10693 PR middle-end/32441
10694 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
10696 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10698 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
10699 (prefetch): Likewise if "pref" would be used.
10701 2007-07-06 Josh Conner <jconner@apple.com>
10703 PR middle-end/32602
10704 PR middle-end/32603
10705 * calls.c (store_one_arg): Handle arguments which are partially
10706 on the stack when detecting argument overlap.
10708 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
10710 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
10711 chosen during find_reloads.
10713 2007-07-06 Richard Guenther <rguenther@suse.de>
10715 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
10716 TYPE_ARG_TYPES for verification of argument types. Use
10717 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
10718 parameters as variable arguments.
10720 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
10722 * libgcc2.h (word_type): Type definition removed.
10723 (cmp_return_type, shift_count_type): Type definitions added.
10724 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
10725 replaced with shift_count_type.
10726 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
10728 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
10729 changed from word_type to Wtype.
10730 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
10731 replaced with shift_count_type.
10732 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
10734 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
10735 and libgcc_shift_count attribute added.
10736 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
10737 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
10738 (TARGET_INITIALIZER): New target hooks added.
10739 * targhooks.c (default_libgcc_cmp_return_mode,
10740 default_libgcc_shift_count_mode): Default implementations for the new
10741 target hooks added.
10742 * targhooks.h (default_libgcc_cmp_return_mode,
10743 default_libgcc_shift_count_mode): Function prototypes added.
10744 * target.h (struct gcc_target): Fields for the new target hooks added.
10745 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
10747 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
10750 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
10751 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
10753 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
10754 s390_libgcc_shift_count_mode): Functions added.
10755 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
10756 Target hooks defined.
10758 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10760 * config/mips/mips.c (compute_frame_size): Restore the original
10761 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
10762 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
10763 Document why the difference is needed.
10765 2007-07-06 Richard Guenther <rguenther@suse.de>
10767 * c-common.c (boolean_increment): Use correctly typed
10770 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10772 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
10773 the topmost argument register is not also included in the save mask.
10774 (mips16e_collect_argument_save_p): Take a pointer to the argument
10775 register, rather than a pointer to the number of arguments.
10776 (mips16e_collect_argument_saves): Only include argument saves
10777 that aren't in the register mask.
10779 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
10781 PR rtl-optimization/32450
10782 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
10783 to ensure that instructions are not moved into the prologue when
10784 profiling is on. Remove unused prologue_end variable.
10785 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
10786 as a scheduling barrier.
10788 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
10791 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
10792 Disregard DECL_FROM_INLINE.
10794 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
10796 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
10797 IORing with a constant.
10799 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
10801 PR rtl-optimization/32475
10802 * df-scan.c (df_def_record_1): Add a use of the stack pointer
10803 for every definition of the stack pointer.
10805 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
10807 * arm.c (vfp3_const_double_index): Copy signed results of
10808 REAL_VALUE_TO_INT into unsigned vars.
10810 2007-07-05 Richard Guenther <rguenther@suse.de>
10812 PR middle-end/32639
10813 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
10815 * tree-ssa.c (useless_type_conversion_p): Check canonical
10818 2007-07-05 Anatoly Sokolov <aesok@post.ru>
10820 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
10821 zero_extendhisi2): Change to define_insn_and_split.
10822 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
10824 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
10826 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
10827 pass_match_asm_constraints): New.
10828 * passes.c (init_optimization_passes): Add new pass.
10829 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
10830 * function.h (struct function): Add has_asm_statement bit.
10831 (current_function_has_asm_statement): New.
10832 * tree-pass.h (pass_match_asm_constraints): New.
10834 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
10836 * config/mips/mips.c (mips_file_start): Avoid declaration
10839 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10841 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
10843 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
10845 * rtl.def (NOTE): Change print format string to print
10846 operand 5 as a note insn name.
10848 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10849 David Ung <davidu@mips.com>
10851 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
10852 * doc/invoke.texi: (MIPS Options): Document them.
10854 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10855 David Ung <davidu@mips.com>
10857 Add support for SmartMIPS ASE.
10859 * optabs.c (expand_binop_directly): New, broken out from...
10860 (expand_binop): Here. Make it try rotating in the other
10861 direction even when the second operand isn't constant.
10862 * config/mips/mips.md (*lwxs): New.
10863 * config/mips/mips.opt (msmartmips): New.
10864 * config/mips/mips.c (mips_lwxs_address_p): New.
10865 (mips_rtx_costs): Make it recognize scaled indexed addressing.
10866 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
10867 __mips_smartmips when compiling for TARGET_SMARTMIPS.
10868 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
10869 (ISA_HAS_LWXS): New.
10870 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
10871 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
10872 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
10873 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
10874 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
10875 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
10876 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
10878 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
10880 * tree-vectorizer.c (new_loop_vec_info): Initialize
10881 LOOP_VINFO_COST_MODEL_MIN_ITERS.
10882 * tree-vectorizer.h (_loop_vec_info): Added new filed
10883 min_profitable_iters.
10884 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
10885 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
10886 * tree-vect-analyze.c (vect_analyze_operations): Set
10887 LOOP_VINFO_COST_MODEL_MIN_ITERS.
10888 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
10889 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
10890 Fix calculation of peel_iters_prologue. Move consideration of epilogue
10891 and prologue cost to after they are computed.
10892 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
10893 TARG_VEC_STMT_COST.
10894 (vect_model_simple_cost): Takes additional argument dt. Consider cost
10895 of creating vectors from scalars according to dt.
10896 (vect_model_store_cost): Likewise.
10897 (vectorizable_call): Use dt array instead of scalar dt. Call
10898 vect_model_simple_cost with additional argument dt.
10899 (vectorizable_assignment): Likewise.
10900 (vectorizable_operation): Likewise.
10901 (vectorizable_type_demotion): Likewise.
10902 (vectorizable_type_promotion): Likewise.
10903 (vectorizable_store): Use dt array instead of scalar dt. Call
10904 vect_model_store_cost with additional argument dt.
10905 (vect_do_peeling_for_loop_bound): Don't call
10906 vect_estimate_min_profitable_iters. Instead, lookup
10907 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
10908 "may not be profitable".
10910 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
10913 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
10914 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
10915 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
10916 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
10918 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
10920 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
10921 addressing modes cheaper.
10923 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
10925 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
10926 (dw_ranges_struct): Rename block_num to num. Adjust.
10927 (dw_ranges_by_label_struct): New.
10928 (ranges_by_label, ranges_by_label_allocated,
10929 ranges_by_label_in_use): New variables.
10930 (add_ranges_num): Factored most of the code out of...
10931 (add_ranges): ... this one. Rewrite in terms of the former.
10932 (add_ranges_by_labels): New.
10933 (output_ranges): Output by-label ranges.
10934 (dwarf2out_finish): Output range for multiple-section
10935 compile_unit. Output standard DW_AT_low_pc in addition to
10936 unexpected DW_AT_entry_pc.
10938 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
10940 PR tree-optimization/32604
10941 PR tree-optimization/32606
10943 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
10944 (compute_antic_safe): Removed.
10945 (ANTIC_SAFE_LOADS): Ditto.
10946 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
10947 (execute_pre): Don't call compute_antic_safe.
10948 (vuse_equiv): New function.
10949 (make_values_for_stmt): Use it
10950 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
10953 2007-07-04 Anatoly Sokolov <aesok@post.ru>
10956 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
10957 rather than a decl.
10958 (avr_attribute_table): Make "naked" attribute apply to function types
10959 rather than to decls.
10960 (avr_handle_fntype_attribute): New function.
10962 2007-07-04 Joseph Myers <joseph@codesourcery.com>
10964 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
10967 2007-07-04 David Ung <davidu@mips.com>
10968 Joseph Myers <joseph@codesourcery.com>
10970 * config/mips/mips.md (type): Add logical, signext and move.
10971 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
10972 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
10973 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
10974 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
10975 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
10976 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
10977 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
10978 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
10979 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
10980 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
10981 movv2sf_hardfloat_64bit): Use the new types.
10982 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
10983 *movdf_softfloat, *movdf_mips16): Use "multi".
10984 (extendqihi2): Replace with a define_expand.
10985 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
10986 Based on extend<SHORT:mode><GPR:mode>2 patterns.
10987 * config/mips/74k.md (r74k_int_logical): New reservation and
10989 (r74k_int_arith): Remove "slt".
10990 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
10991 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
10992 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
10993 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
10994 reservations for "arith".
10996 2007-07-04 Richard Guenther <rguenther@suse.de>
10998 * tree-ssa.c (useless_type_conversion_p): Add handling for
10999 scalar float and vector types. Only call the types_compatible_p
11000 langhook for aggregate types as last resort. Follow the
11003 2007-07-04 Richard Guenther <rguenther@suse.de>
11005 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
11006 the same as NOP_EXPR.
11008 2007-07-04 Nick Clifton <nickc@redhat.com>
11010 * target.h (struct gcc_target): Add target_help field.
11011 * target-def.h (TARGET_HELP): New.
11012 (TARGET_INITIALIZER): Use TARGET_HELP.
11013 * opts.c (command_handle_option): Invoke target_help function, if
11014 defined, when the user has specified --target-help on the command
11016 * doc/invoke.texi: Mention that --target-help might print
11017 additional information.
11018 * doc/tm.texi: Document TARGET_HELP hook.
11020 * arm.c (TARGET_HELP): Override default definition.
11021 (arm_target_help): New - display a wrapped list of cores and
11022 architectures supported.
11024 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
11026 * config/v850/v850.c (expand_prologue): Make sure
11027 GEN_INT() argument is sign extended rather than zero extended.
11028 (expand_epilogue): Likewise.
11029 (output_move_double): Delete.
11030 * config/v850/v850-protos.h (output_move_double): Delete.
11031 * config/v850/v850.md (movdi): Delete.
11032 (*movdi_internal): Delete.
11034 (*movdf_internal): Delete.
11036 2007-07-04 Richard Sandiford <richard@codesourcery.com>
11038 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
11039 unless compiling RTP PIC.
11041 2007-07-04 Richard Guenther <rguenther@suse.de>
11043 PR tree-optimization/32482
11044 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
11045 original ssa name if we didn't find a shift expression.
11046 Fix shift constant for bit zero test.
11048 2007-07-04 Richard Sandiford <richard@codesourcery.com>
11050 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
11052 2007-07-04 Richard Sandiford <richard@codesourcery.com>
11054 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
11055 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
11056 * config/arm/vxworks.h (ASM_SPEC): Delete.
11057 (SUBTARGET_EXTRA_ASM_SPEC): Define.
11059 2007-07-04 Sebastian Pop <sebpop@gmail.com>
11061 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
11062 (DDR_REVERSED_P): New.
11063 * tree-data-ref.c (initialize_data_dependence_relation,
11064 build_classic_dist_vector): Set DDR_REVERSED_P.
11066 2007-07-04 Sebastian Pop <sebpop@gmail.com>
11068 PR middle-end/32457
11069 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
11070 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
11071 init_omega_for_ddr_1): Use non conservative number of iterations
11073 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
11074 (analyze_siv_subscript): Remove FIXME and reinitialization of
11075 last_conflicts to chrec_dont_know.
11076 * testsuite/gfortran.dg/vect/pr32457.f90: New.
11078 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
11080 * tree.c (maybe_canonicalize_argtypes): Improve description.
11082 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
11084 * tree.c (maybe_canonicalize_argtypes): New.
11085 (build_function_type): Set canonical type.
11086 (build_method_type_directly): Ditto.
11087 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
11090 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11092 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
11094 (rewrite_use_nonlinear_expr): Likewise.
11096 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
11098 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
11100 2007-07-04 Ben Elliston <bje@au.ibm.com>
11102 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
11105 * c-objc-common.c (c_types_compatible_p): Fix indentation.
11107 * doc/tm.texi (Run-time Target): Capitalise "CPU".
11108 (Exception Handling): Likewise.
11110 2007-07-03 Jan Hubicka <jh@suse.cz>
11112 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
11114 2007-07-03 Eric Christopher <echristo@apple.com>
11116 * doc/cppopts.texi: Add conflicting option note to -dM.
11117 * doc/invoke.texi: Add note about possible conflicts with
11118 -E for -dCHARS and note that -dM will not produce
11119 any results if there is no machine dependent reorg.
11121 2007-07-03 Geoffrey Keating <geoffk@apple.com>
11123 * tree.h (DECL_ALIGN): Back out previous change.
11125 2007-07-03 Joseph Myers <joseph@codesourcery.com>
11127 * configure.ac: Test for .dtprelword support on MIPS.
11128 * configure, config.in: Regenerate.
11129 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
11130 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
11132 2007-07-03 Julian Brown <julian@codesourcery.com>
11134 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
11135 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
11136 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
11137 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
11139 (all_fpus): Add FPUTYPE_VFP3.
11140 (fp_model_for_fpu): Add VFPv3 field.
11141 (arm_rtx_costs_1): Give cost to VFPv3 constants.
11142 (vfp3_const_double_index): New function. Return integer index of
11143 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
11145 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
11146 and argument represents a valid RTX for a VFPv3 constant.
11147 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
11149 (vfp_emit_fstmd): Similar, for fstmd.
11150 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
11151 constants, represented as integer indices.
11152 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
11153 VFP_REGNO_OK_FOR_DOUBLE macros.
11154 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
11155 (arm_file_start): Set float-abi attribute for VFPv3, and output
11156 correct ".fpu" assembler directive.
11157 (arm_dbx_register_numbering): Add FIXME.
11158 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
11159 (fputype): Add FPUTYPE_VFP3.
11160 (FIXED_REGISTERS): Add 32 registers for D16-D31.
11161 (CALL_USED_REGISTERS): Likewise.
11162 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
11163 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
11164 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
11165 (D7_VFP_REGNUM): New.
11166 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
11167 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
11168 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
11169 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
11170 (REG_ALLOC_ORDER): Adjust for VFPv3.
11171 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
11172 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
11173 VFP_LO_REGS, VFP_HI_REGS.
11174 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
11175 (IS_VFP_CLASS): Define macro.
11176 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
11178 (REGISTER_MOVE_COST): Likewise.
11179 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
11180 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
11181 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
11182 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
11183 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
11184 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
11185 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
11186 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
11187 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
11188 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
11189 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
11190 where appropriate for single-word registers.
11191 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
11192 As above. Fix type attributes.
11193 * config/arm/constraints.md (register_contraint "t"): Define.
11194 (register_constraint "w"): Change to D0-D15, or D0-D31 for
11196 (register_constraint "x"): Define.
11197 (constraint "Dv"): Define.
11199 2007-07-03 Geoffrey Keating <geoffk@apple.com>
11201 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
11203 2007-07-03 Tom Tromey <tromey@redhat.com>
11205 * c-parser.c (objc_pq_context): Removed.
11206 (objc_need_raw_identifier): Likewise.
11207 (c_parser) <objc_pq_context>: New field.
11208 <objc_need_raw_identifier>: Likewise.
11209 (OBJC_NEED_RAW_IDENTIFIER): Removed.
11210 (c_lex_one_token): Update.
11211 (c_parser_objc_protocol_definition): Update.
11212 (c_parser_objc_method_definition): Update.
11213 (c_parser_objc_methodproto): Update.
11214 (c_parser_declspecs): Update.
11216 2007-07-03 David Ung <davidu@mips.com>
11218 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
11220 2007-07-03 David Ung <davidu@mips.com>
11221 Richard Sandiford <richard@codesourcery.com>
11223 * doc/invoke.texi: Document -march=74kf3_2.
11224 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
11225 (TUNE_74K): Check for it.
11226 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
11227 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
11228 * config/mips/mips.md (cpu): Add 74kf3_2.
11229 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
11230 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
11231 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
11232 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
11233 74kf3_2 to the CPU list.
11234 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
11235 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
11236 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
11237 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
11238 (r74kf3_2_fxfer_from_c1): New insn reservations.
11240 2007-07-03 Richard Sandiford <richard@codesourcery.com>
11241 David Ung <davidu@mips.com>
11243 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
11244 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
11245 and 74k[fx]. Document aliases for the new options.
11246 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
11247 (PROCESSOR_24KF2_1): ...this.
11248 (PROCESSOR_24KX): Rename to...
11249 (PROCESSOR_24KF1_1): ...this.
11250 (PROCESSOR_74KF): Rename to...
11251 (PROCESSOR_74KF2_1): ...this.
11252 (PROCESSOR_74KX): Rename to...
11253 (PROCESSOR_74KF1_1): ...this.
11254 (TUNE_74K): Update PROCESSOR_* names.
11255 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
11256 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
11257 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
11258 (mips_rtx_cost_data): Update processor names in comments.
11259 (mips_issue_rate): Update PROCESSOR_* names.
11260 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
11261 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
11262 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
11263 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
11264 Update cpu attribute names.
11265 (r24k_fpu_iss): Rename this reservation to...
11266 (r24kf2_1_fpu_iss): ...this and update all uses.
11267 (r24kx_fpu_iss): Rename this reservation to...
11268 (r24kf1_1_fpu_iss): ...this and update all uses.
11269 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
11270 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
11271 Update cpu attribute names.
11273 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
11275 * config/m32r/constraints.md: New file.
11276 * config/m32r/m32r.c: Include tm-constrs.h.
11277 (small_data_operand): Use satisfies_constraint_* instead of macro.
11278 (addr24_operand, gen_compare): Likewise.
11279 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
11280 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
11281 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11282 EXTRA_CONSTRAINT): Likewise.
11283 * config/m32r/m32r.md: Include constraints.md.
11284 (*movsi_insn): Use satisfies_constraint_* instead of macro.
11285 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
11286 * config/m32r/predicates.md (conditional_move_operand): Likewise.
11287 (two_insn_const_operand, int8_operand, uint16_operand,
11288 reg_or_int16_operand, reg_or_uint16_operand,
11289 reg_or_cmp_int16_operand, cmp_int16_operand,
11290 seth_add3_operand): Likewise.
11292 2007-07-03 Eric Christopher <echristo@gmail.com>
11294 * libgcc2.h: Conditionally declare __bswapsi2 and
11297 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
11299 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
11302 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11305 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
11306 (__gthrw_pragma): Provide default definition.
11307 (__gthrw2): Use it.
11308 * gthr-posix.c (__gthrw_pragma): Define.
11310 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
11312 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
11313 before declaring inequality.
11315 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
11317 * combine.c (recog_for_combine): Log the success or failure of
11318 matching new insn patterns against the machine description in
11321 2007-07-03 Revital Eres <eres@il.ibm.com>
11323 * ddg.c (print_sccs): New function.
11324 (check_sccs): New function.
11325 (create_ddg_all_sccs): Use it.
11326 * ddg.h (print_sccs): Declare.
11327 * modulo-sched.c (sms_order_nodes): Call print_sccs.
11329 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
11331 * targhooks.h (default_mode_for_suffix): New function declaration.
11332 * targhooks.c (default_mode_for_suffix): New default target hook.
11333 * target.h (struct c): New structure in the targetm struct.
11334 (mode_for_suffix): New target hook as part of struct c.
11335 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
11336 default_mode_for_suffix.
11337 (TARGET_C): New define.
11338 * c-lex.c: Include "target.h".
11339 (interpret_float): Use targetm.c.mode_for_suffix to determine
11340 the mode for a given non-standard suffix.
11341 Makefile.in (c-lex.o): Depend on $(TARGET_H).
11343 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
11344 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
11346 * doc/extend.texi (Floating Types): New node. Document __float80 and
11347 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
11349 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
11352 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
11353 predicate instead of target_operand.
11354 (divsi3_i1_media, divsi3_media_2): Likewise.
11356 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
11358 * tree.h (alias_sets_might_conflict_p): Rename into
11359 alias_sets_must_conflict_p.
11360 * alias.c (alias_sets_might_conflict_p): Likewise.
11361 (alias_sets_conflict_p): Use it.
11362 (objects_must_conflict_p): Likewise.
11363 * c-common.c (strict_aliasing_warning): Adjust.
11365 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
11367 * rtlhooks.c (gen_lowpart_if_possible): Check for
11368 invalid subreg before calling gen_lowpart_SUBREG.
11370 2007-07-02 Geoffrey Keating <geoffk@apple.com>
11372 * config/darwin9.h: Add copyright notice.
11373 (LINK_COMMAND_SPEC): Add comment.
11374 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
11375 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
11376 DARWIN_LIBSYSTEM_HAS_UNWIND.
11378 2007-07-02 Jakub Jelinek <jakub@redhat.com>
11381 * omp-low.c (check_combined_parallel): New function.
11382 (lower_omp_parallel): Call it via walk_stmts, set
11383 OMP_PARALLEL_COMBINED if appropriate.
11384 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
11385 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
11386 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
11387 don't consider it as combined parallel.
11389 2007-07-02 Richard Sandiford <richard@codesourcery.com>
11391 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11392 (gcc_tooldir): Likewise.
11393 * configure: Regenerate.
11394 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11395 old configure.ac gcc_tooldir setting.
11396 (prefix_to_exec_prefix): New variable.
11397 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11398 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11400 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
11402 Fix PR tree-optimization/32583
11403 Fix PR tree-optimization/32584
11404 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
11405 (phi_translate_set): Use phi_translate directly now.
11406 (make_values_for_stmt): Don't value number RHS if we already know
11409 2007-07-02 Steve Ellcey <sje@cup.hp.com>
11410 Jim Wilson <wilson@specifix.com>
11413 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
11416 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
11417 Richard Sandiford <richard@codesourcery.com>
11418 Nigel Stephens <nigel@mips.com>
11420 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
11421 (mips16e_output_save_restore): Declare.
11422 (mips16e_save_restore_pattern_p): Likewise.
11423 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
11424 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
11425 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
11426 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
11427 (BITSET_P): New global macro, extracted from...
11428 (mips_for_each_saved_reg): ...here.
11429 (mips16e_save_restore_info): New struct.
11430 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
11431 (mips16e_save_restore_regs): New variable.
11432 (mips_split_plus, mips16e_find_first_register): New functions.
11433 (mips16e_mask_registers): New function.
11434 (compute_frame_size): Expand the commentary before the function.
11435 Enforce the MIPS16e save and restore register range restrictions.
11436 Pad the general register save area at the low end.
11437 (mips16e_save_restore_reg, mips16e_build_save_restore)
11438 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
11439 (mips16e_output_save_restore, mips16e_collect_propagate_value)
11440 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
11442 (mips_expand_prologue, mips_expand_epilogue): Handle
11443 GENERATE_MIPS16E_SAVE_RESTORE.
11444 * config/mips/mips.md (*mips16e_save_restore): New pattern.
11446 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
11448 PR tree-optimization/31966
11449 PR tree-optimization/32533
11450 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
11451 "basic_block" description as its third argument. Update function
11452 calls to get destination bb from "edge" argument. Save "cond" into
11453 aux field of the edge. Update prototype for changed arguments.
11454 (if_convertible_loop_p): Clear aux field of incoming edges if bb
11456 (find_phi_replacement_condition): Operate on incoming edges, not
11457 on predecessor blocks. If there is a condition saved in the
11458 incoming edge aux field, AND it with incoming bb predicate.
11459 Return source bb of the first edge.
11460 (clean_predicate_lists): Clean aux field of outgoing node edges.
11461 (tree_if_conversion): Do not initialize cond variable. Move
11462 variable declaration into the loop.
11463 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
11464 initializations of new_stmt, arg0 and arg1 variables.
11466 2007-07-02 Jakub Jelinek <jakub@redhat.com>
11468 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
11469 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
11471 2007-07-02 Richard Guenther <rguenther@suse.de>
11473 * tree-ssa.c (useless_type_conversion_p): Document
11474 future intent as defining the middle-end type system.
11475 Re-structure to call langhook last, group by type class,
11476 mark questionable parts.
11478 2007-07-02 Richard Guenther <rguenther@suse.de>
11480 * tree-flow.h (types_compatible_p): Declare.
11481 * tree-ssa.c (types_compatible_p): New function.
11482 * ipa-type-escape.c (discover_unique_type): Use
11483 types_compatible_p instead of lang_hooks.types_compatible_p.
11484 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
11485 * tree-vn.c (expressions_equal_p): Likewise.
11486 * tree.c (fields_compatible_p): Likewise.
11487 * tree-ssa-dom.c (avail_expr_eq): Likewise.
11488 (cprop_operand): Use useless_type_conversion_p instead of
11489 lang_hooks.types_compatible_p.
11490 * tree-inline.c (setup_one_parameter): Likewise.
11491 (declare_return_variable): Likewise.
11492 * tree-nrv.c (tree_nrv): Likewise.
11493 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
11494 (maybe_fold_offset_to_component_ref): Likewise.
11495 (maybe_fold_offset_to_reference): Likewise.
11496 * tree-ssa-copy.c (may_propagate_copy): Likewise.
11497 (merge_alias_info): Likewise.
11498 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
11499 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
11500 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
11501 * tree-tailcall.c (find_tail_calls): Likewise.
11502 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
11503 * gimplify.c (canonicalize_addr_expr): Likewise.
11504 (fold_indirect_ref_rhs): Likewise.
11505 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
11506 (cpt_same_type): Likewise.
11507 (check_pointer_types_r): Swap parameters to cpt_same_type
11509 * fold-const.c (fold_convert): Revert fix for PR15988.
11510 * tree-inline.c (setup_one_parameter): Instead fix it here by
11511 using fold_build1 instead of fold_convert and checking for
11512 error_mark_node. Convert only if the conversion is necessary.
11514 2007-07-02 Joseph Myers <joseph@codesourcery.com>
11516 * configure.ac: Check for .gnu_attribute on Power.
11517 * configure: Regenerate.
11518 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
11519 attribute for floating-point ABI.
11521 2007-07-02 Ira Rosen <irar@il.ibm.com>
11523 PR tree-optimization/32230
11524 PR tree-optimization/32477
11525 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
11526 address is a constant.
11528 2007-07-02 Richard Sandiford <richard@codesourcery.com>
11530 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
11531 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
11532 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
11533 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
11534 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
11535 64-bit targets. Add support for *-elfoabi*.
11536 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
11537 different settings if $(tm_defines) does not select the EABI.
11538 (MULTILIB_EXCLUSIONS): Define in those circumstances.
11539 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
11540 (MIPS_ARCH_OPTION_SPEC): Likewise.
11541 (MIPS_ISA_LEVEL_SPEC): Likewise.
11542 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
11543 * config/mips/elfoabi.h: New file.
11545 2007-07-02 Richard Guenther <rguenther@suse.de>
11547 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
11548 (useless_type_conversion_p): ... this.
11549 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
11550 (useless_type_conversion_p): ... this.
11551 * builtins.c (fold_builtin_memory_op): Rename
11552 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
11553 * tree-cfg.c (verify_expr): Likewise.
11554 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
11555 * tree-ssa-ccp.c (ccp_fold): Likewise.
11556 * tree-ssa-copy.c (may_propagate_copy): Likewise.
11557 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
11558 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
11559 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
11560 * tree-ssa-pre.c (eliminate): Likewise.
11561 * tree-ssa.c (delete_tree_ssa): Likewise.
11562 (tree_ssa_useless_type_conversion): Likewise.
11563 * tree.c (build2_stat): Likewise.
11565 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
11567 Fix PR tree-optimization/32571
11568 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
11571 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
11573 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
11574 and other expected operations explicitly, change default to
11577 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11579 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
11581 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
11582 (tls_load_dot_plus_eight): Move the label number into the unspec.
11583 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
11585 2007-07-01 Andreas Schwab <schwab@suse.de>
11587 * dwarf2out.c (initial_return_save): Define only if used.
11589 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
11591 Unreverting Richard's Revert of:
11593 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11595 * dce.c (deletable_insn_p_1): New function, split out from...
11596 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11597 specially, not those inside PARALLELs. Remove BODY argument
11598 and adjust recursive call accordingly.
11599 (prescan_insns_for_dce): Update call to delete_insn_p.
11601 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
11602 Revital Eres <eres@il.ibm.com>
11604 * ddg.c (create_ddg_all_sccs): Fix missed
11605 initialization of scc_nodes.
11607 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
11609 PR middle-end/32559
11610 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
11611 X + ~X to 1 only for INTEGRAL_TYPE_P type.
11613 2007-06-30 Joseph Myers <joseph@codesourcery.com>
11615 * configure.ac: Check for .gnu_attribute on MIPS.
11616 * configure, config.in: Regenerate.
11617 * config/mips/mips.c (mips_file_start): If supported, output
11618 attribute for floating-point ABI.
11620 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
11623 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
11624 (ffs_cmove): New expander to expand using ctz pattern.
11625 (*ffs_cmove): Remove pattern.
11626 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
11627 (ffsdi2): Expand using ctz pattern.
11628 (*ffs_rex64): Remove pattern.
11630 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11632 PR rtl-optimization/32296
11633 * pa.md (return): Delete pattern.
11634 (return_internal): Remove "(const_int 1)" from pattern.
11635 (epilogue): Use return_internal pattern for trivial returns.
11636 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
11637 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
11639 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
11641 * tree-ssa-pre.c (is_exception_related): New function
11642 (can_value_number_operation): Use it.
11644 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
11646 Fix PR tree-optimization/32540
11647 Fix PR tree-optimization/31651
11649 * tree-ssa-sccvn.c: New file.
11651 * tree-ssa-sccvn.h: Ditto.
11653 * tree-vn.c: Include tree-ssa-sccvn.h
11654 (val_expr_paid_d): Removed.
11655 (value_table): Ditto.
11656 (vn_compute): Ditto.
11657 (val_expr_pair_hash): Ditto.
11658 (val_expr_pair_expr_eq): Ditto.
11659 (copy_vuses_from_stmt): Ditto.
11660 (vn_delete): Ditto.
11662 (shared_vuses_from_stmt): Ditto.
11663 (print_creation_to_file): Moved up.
11664 (sort_vuses): Ditto.
11665 (sort_vuses_heap): Ditto.
11666 (set_value_handle): Make non-static.
11667 (make_value_handle): Ditto.
11668 (vn_add): Rewritten to use sccvn lookups.
11669 (vn_add_with_vuses): Ditto.
11670 (vn_lookup): Ditto (and second argument removed).
11671 (vn_lookup_with_vuses): Ditto.
11672 (vn_lookup_or_add): Ditto (and second argument removed);
11673 (vn_lookup_or_add_with_vuses): Ditto.
11674 (vn_lookup_with_stmt): New.
11675 (vn_lookup_or_add_with_stmt): Ditto.
11676 (create_value_handle_for_expr): Ditto.
11678 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
11679 (seen_during_translate): New function.
11680 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
11681 (phi_trans_add): Ditto.
11682 (constant_expr_p): FIELD_DECL is always constant.
11683 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
11684 Use constant_expr_p.
11685 Avoid infinite recursion on mutually valued expressions.
11686 Change callers of vn_lookup_or_add.
11687 (phi_translate): New function.
11688 (compute_antic_safe): Allow phi nodes.
11689 (create_component_ref_by_pieces): Update for FIELD_DECL change.
11690 (find_or_generate_expression): Rewrite slightly.
11691 (create_expression_by_pieces): Updated for vn_lookup_or_add
11693 Update VN_INFO for new names.
11694 (insert_into_preds_of_block): Update for new names.
11695 (add_to_exp_gen): New function.
11696 (add_to_sets): Use vn_lookup_or_add_with_stmt.
11697 (find_existing_value_expr): Rewrite to changed vn_lookup.
11698 (create_value_expr_from): Ditto, and use add_to_exp_gen.
11699 (try_look_through_load): Removed.
11700 (try_combine_conversion): Ditto.
11701 (get_sccvn_value): New function.
11702 (make_values_for_phi): Ditto.
11703 (make_values_for_stmt): Ditto.
11704 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
11706 (init_pre): Update for SCCVN changes.
11708 (execute_pre): Ditto.
11710 * tree-flow.h (make_value_handle): Declare.
11711 (set_value_handle): Ditto.
11712 (sort_vuses_heap): Ditto.
11713 (vn_lookup_or_add_with_stmt): Ditto.
11714 (vn_lookup_with_stmt): Ditto.
11715 (vn_compute): Remove.
11717 (vn_delete): Ditto.
11718 (vn_lookup): Update arguments.
11720 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
11721 (tree-vn.o): Ditto.
11722 (tree-ssa-sccvn.o): New.
11723 (OBJS-common): Add tree-ssa-sccvn.o
11725 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11728 * c-typeck.c (build_external_ref): Don't mark as used if called
11730 * calls.c (rtx_for_function_call): Likewise.
11732 2007-06-30 Richard Sandiford <richard@codesourcery.com>
11736 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11738 * dce.c (deletable_insn_p_1): New function, split out from...
11739 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11740 specially, not those inside PARALLELs. Remove BODY argument
11741 and adjust recursive call accordingly.
11742 (prescan_insns_for_dce): Update call to delete_insn_p.
11744 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
11746 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
11747 (try_combine): Move potential calls to undo_all() so they happen
11748 before we commit to using the combined insns.
11750 2006-06-30 Jan Hubicka <jh@suse.cz>
11752 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
11755 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
11757 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
11758 (cgraph_remove_unreachable_nodes): Likewise.
11759 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
11760 * ipa-inline.c (update_caller_keys): Cast according to the coding
11762 (cgraph_decide_recursive_inlining): Likewise.
11763 (cgraph_decide_inlining_of_small_function): Likewise.
11764 (try_inline): Likewise.
11765 (cgraph_decide_inlining_incrementally): Likewise.
11766 * ipa-pure-const.c (get_function_state): Likewise.
11767 (scan_function): Likewise.
11768 (analyze_function): Likewise.
11769 (static_execute): Likewise.
11770 * ipa-reference.c (scan_for_static_refs): Likewise.
11771 (merge_callee_local_info): Likewise.
11772 (analyze_function): Use type safe memory macros.
11773 (static_execute): Likewise. Cast according to the coding conventions.
11774 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
11776 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
11778 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
11779 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
11782 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
11784 PR middle-end/30024
11785 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
11786 for complex modes (both int and real).
11788 2007-06-29 Jan Hubicka <jh@suse.cz>
11790 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
11792 2007-06-29 Jan Hubicka <jh@suse.cz>
11794 PR middle-end/32372
11795 * cse.c (cse_insn): Avoid invalid sharing in between register note and
11798 2007-06-29 Anatoly Sokolov <aesok@post.ru>
11801 * config/avr/avr.c: Include dataflow header file.
11802 (expand_prologue): Adjust for prologue insn change.
11803 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
11806 2007-06-29 Richard Guenther <rguenther@suse.de>
11808 PR middle-end/32493
11809 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
11810 during type verification.
11812 2007-06-29 Jan Hubicka <jh@suse.cz>
11814 * recog.c (validate_change_rtx_1): Unshare TO argument.
11816 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
11818 PR tree-optimization/24659
11819 * tree-vect-transform.c (vectorizable_call): Handle
11820 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
11822 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
11823 * config/i386/i386.c (enum ix86_builtins)
11824 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
11825 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
11827 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
11828 const using def_builtin_const.
11829 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
11830 input operands in the same modes as the result.
11831 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
11833 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
11835 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
11836 (df_set_dead_notes_for_mw): Likewise.
11838 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
11840 * c-common.c (pointer_int_sum): Do the negation in sizetype.
11842 2007-06-28 DJ Delorie <dj@redhat.com>
11844 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
11846 2007-06-28 Geoffrey Keating <geoffk@apple.com>
11848 * doc/invoke.texi (C++ Dialect Options): Document
11849 fvisibility-ms-compat.
11850 * c.opt (fvisibility-ms-compat): New.
11852 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11855 * tree-affine.c (aff_combination_add_elt): Handle
11856 pointer addition specially.
11858 2007-06-28 Jakub Jelinek <jakub@redhat.com>
11860 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
11861 decl is non-external for AIX ABI.
11863 2007-06-28 David Edelsohn <edelsohn@gnu.org>
11865 * config/rs6000/predicates.md (current_file_function_operand):
11866 Ensure the symbol is non-external for AIX ABI.
11868 2007-06-28 Nick Clifton <nickc@redhat.com>
11870 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
11871 (fdce, fdse, fpredictive-commoning): Likewise.
11873 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11876 * gcc.c (process_command): Recognize the new -static-libgfortran
11879 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
11882 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
11883 Use a call clobbered hard reg instead of a pseudo reg.
11885 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
11887 * config/sh/sh.md (load_gbr): Use correct operand constraint.
11889 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
11892 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
11893 REG_LIBCALL and REG_RETVAL notes.
11894 (divsi3, mulsi3): Likewise.
11895 (mulhisi3): Likewise. Use emit_libcall_block.
11896 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
11898 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
11900 PR rtl-optimization/32481
11901 * combine.c (adjust_for_new_dest): Rescan the changed insn.
11903 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11905 * dce.c (deletable_insn_p_1): New function, split out from...
11906 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11907 specially, not those inside PARALLELs. Remove BODY argument
11908 and adjust recursive call accordingly.
11909 (prescan_insns_for_dce): Update call to delete_insn_p.
11911 2007-06-27 Richard Guenther <rguenther@suse.de>
11913 PR middle-end/32492
11914 * tree.h (fold_convertible_p): Declare.
11915 * fold-const.c (fold_convertible_p): New function.
11916 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
11917 instead of lang_hooks.types_compatible_p.
11919 2007-06-26 Jan Hubicka <jh@suse.cz>
11921 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
11922 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
11923 early use validate_unshare_change.
11924 (reload_combine): Likewise.
11925 * recog.c (change_t): New field unshare.
11926 (validate_change_1): Rename from validate_change; add argument unshare.
11927 (validate_change): Turn into wrapper of validate_change_1; update
11928 prototype for bools.
11929 (validate_unshare_change): New.
11930 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
11931 calls of df_insn_rescan.
11932 * recog.h (validate_change): Replace ints by bools.
11933 (validate_unshare_change): Declare.
11935 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
11937 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
11939 2007-06-26 Steve Ellcey <sje@cup.hp.com>
11941 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
11943 2007-06-25 Jan Hubicka <jh@suse.cz>
11945 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
11947 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
11948 cgraph_decide_inlining_incrementally): Move uninlinability checks to
11949 places other call site specific checks are performed.
11951 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11954 * tree-vect-transform.c (vectorizable_operation): Convert
11955 POINTER_PLUS_EXPR over to PLUS_EXPR.
11957 2007-06-25 Chao-ying Fu <fu@mips.com>
11959 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
11960 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
11961 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
11962 Document GET_MODE_IBIT, and GET_MODE_FBIT.
11964 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
11965 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11966 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
11967 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
11968 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
11969 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
11970 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
11971 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
11972 ALL_FIXED_POINT_MODE_P): New define.
11973 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11975 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
11977 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
11978 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11979 MODE_VECTOR_UACCUM): New mode classes.
11981 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
11982 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
11983 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
11986 * genmodes.c (struct mode_data): Add ibit and fbit fields.
11987 (blank_mode): Initialize ibit and fbit.
11988 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
11989 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11991 (new_adjust): Change required_class to required_class_from and
11992 required_class_to for testing within a range.
11993 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11994 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11995 MODE_VECTOR_UACCUM.
11996 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
11997 (make_fixed_point_mode): New.
11998 (_ADD_ADJUST): Change C to C1 and C2.
11999 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
12000 use a range for machine classes.
12001 (ADJUST_IBIT, ADJUST_FBIT): New.
12002 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
12004 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
12005 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
12006 Emit adjustment for ibit and fbit.
12007 (emit_mode_ibit, emit_mode_fbit): New.
12008 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
12010 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
12012 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
12013 as the source of the set.
12015 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
12017 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
12018 FP_REGNO_P): Use IN_RANGE.
12019 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
12020 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
12021 (DATA_REG_P): Use DATA_REGNO_P.
12022 (FP_REG_P): Use FP_REGNO_P.
12023 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
12024 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
12025 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
12027 2007-06-24 Jan Hubicka <jh@suse.cz>
12029 PR middle-end/30563
12030 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
12032 2007-06-24 Sebastian Pop <sebpop@gmail.com>
12034 PR middle-end/32461
12035 * fold-const.c (fold_binary): Strip nops of operand 0
12036 of BIT_NOT_EXPR before calling operand_equal_p.
12037 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
12038 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
12040 2007-06-23 Mark Mitchell <mark@codesourcery.com>
12042 * doc/extend.texi: Document that dllimport and dllexport imply
12043 default visibility.
12044 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
12045 imported or exported declaration, including type declarations.
12046 * c-common.c (handle_visibility_attribute): Check for conflicts
12047 with dllimport/dllexport.
12048 (c_determine_visibility): Handle dllimport/dllexport as an
12049 explicit visibility atttribute.
12051 2007-06-23 Richard Guenther <rguenther@suse.de>
12053 PR tree-optimization/16876
12054 PR middle-end/29478
12055 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
12057 * tree-inline.c (initialize_inlined_parameters): Do not call
12058 lang_hooks.tree_inlining.convert_parm_for_inlining.
12059 * cgraphbuild.c (initialize_inline_failed): Set inline failed
12060 reason for mismatched types.
12061 * gimplify.c (gimplify_call_expr): Verify the call expression
12062 arguments match the called function type signature. Otherwise
12063 mark the call expression to be not considered for inlining
12064 using CALL_CANNOT_INLINE_P flag.
12065 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
12066 edges call expression.
12067 (cgraph_decide_inlining_of_small_function): Likewise.
12068 (cgraph_decide_inlining): Likewise.
12069 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
12071 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
12072 * c-typeck.c (c_convert_parm_for_inlining): Remove.
12073 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
12074 Remove declaration.
12075 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
12076 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
12078 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
12079 convert_parm_for_inlining member.
12081 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
12084 * arm.md (negscc): Match the correct operand for optimized LT0 test.
12085 Remove optimization for GT.
12087 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
12089 PR middle-end/32437
12090 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
12092 (prescan_insns_for_dce): Add extra parameter.
12094 2007-06-23 Jan Hubicka <jh@suse.cz>
12096 PR middle-end/31541
12097 * gimplify.c (mark_addressable): New function.
12098 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
12100 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
12102 PR middle-end/32374
12103 * expr.c (store_constructor): Do not clobber non-zeroed memory.
12105 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
12108 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
12109 moves between MMX/SSE registers to at least 8 units to prevent
12110 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
12112 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
12114 * config/i386/i386.c (override_options): Correct x86_sahf
12117 2007-06-21 David Daney <ddaney@avtrex.com>
12120 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
12121 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
12122 (exception_receiver): Renamed to ...
12123 (nonlocal_goto_receiver): ... this.
12125 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
12127 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
12128 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
12129 partial register accesses.
12131 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
12133 * fold-const.c (debug_fold_checksum): Move it under
12134 ENABLE_FOLD_CHECKING.
12136 2007-06-21 Sebastian Pop <sebpop@gmail.com>
12138 PR middle-end/20623
12139 * tree.h (debug_fold_checksum): Declared.
12140 * fold-const.c (build_fold_addr_expr_with_type_1): New.
12141 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
12142 build_fold_addr_expr_with_type_1.
12143 (fold_addr_expr, debug_fold_checksum): New.
12144 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
12145 (fold_unary, fold_comparison, split_address_to_core_and_offset):
12146 Use fold_addr_expr.
12148 2007-06-21 Sebastian Pop <sebpop@gmail.com>
12150 PR tree-optimization/19590
12151 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
12152 of scev is a constant.
12154 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
12156 * df-problems.c (df_note_bb_compute): Made computation of live
12157 info consistent with df_lr.
12159 2007-06-21 Richard Guenther <rguenther@suse.de>
12161 PR tree-optimization/32453
12162 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
12163 for pointer anti-range.
12165 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
12167 * config/i386/i386.c (processor_target_table): Increase maximum
12168 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
12171 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
12172 byte alignment if > 8 byte alignment is preferred.
12173 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
12175 2007-06-21 Jakub Jelinek <jakub@redhat.com>
12177 PR tree-optimization/31866
12178 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
12179 if ASM_EXPR's input is not a SSA_NAME.
12181 PR middle-end/32362
12182 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
12183 but decl is a global var, instead return decl.
12184 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
12185 even for is_global_var decls, if they are private in some outer
12188 2007-06-21 Richard Guenther <rguenther@suse.de>
12190 PR tree-optimization/32451
12191 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
12193 2007-06-21 Christian Bruel <christian.bruel@st.com>
12195 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
12196 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
12197 (push_regs): Changed saving order or banked registers.
12198 (sh_expand_epilogue): Likewise.
12199 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
12200 (FIRST_BANKED_REG): Likewise.
12201 (LAST_BANKED_REG): Likewise.
12202 * config/sh/sh.md (banked) New attribute.
12203 (in_delay_slot): Check banked attribute.
12205 2007-06-20 Sebastian Pop <sebpop@gmail.com>
12207 PR tree-optimization/32075
12208 * tree-data-ref.c (subscript_dependence_tester_1,
12209 analyze_miv_subscript, analyze_overlapping_iterations,
12210 add_distance_for_zero_overlaps, build_classic_dist_vector,
12211 subscript_dependence_tester_1, analyze_overlapping_iterations,
12212 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
12213 compute_affine_dependence, compute_all_dependences): Pass loop_nest
12214 to evolution_function_is_affine_multivariate_p.
12216 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
12218 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
12220 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
12223 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
12225 * config/m32c/prologue.md (epilogue_exitd_16): New.
12226 (epilogue_reit_16): New.
12227 (epilogue_exitd): Rename to epilogue_exitd_24.
12228 (epilogue_reit): Rename to epilogue_reit_24.
12230 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
12231 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12233 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
12235 * haifa-sched.c (queue_to_ready): Don't requeue next insn
12236 if dbg_cnt (sched_insn) reaches the limit.
12237 (choose_ready): New parameter INSN_PTR and new return value.
12238 (schedule_block): Handle dbg_cnt (sched_insn). Handle
12239 the new return value from choose_ready.
12240 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
12241 (rest_of_handle_global_alloc): New global_alloc_at_func.
12243 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
12245 PR tree-optimization/25737
12246 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
12247 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
12248 * tree-flow.h (struct fieldoff): Add new field alias_set.
12249 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
12250 argument addressable_type. Set alias_set of fieldoff.
12251 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
12252 (create_overlap_variables_for): Pass alias_set from fieldoff to
12254 * alias.c (get_alias_set): Use alias_set from SFT if set.
12256 2007-06-20 Hui-May Chang <hm.chang@apple.com>
12258 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
12259 of a variable as an unsigned HOST_WIDE_INT integer.
12261 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
12263 PR rtl-optimization/32405
12264 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
12266 2007-06-20 Jakub Jelinek <jakub@redhat.com>
12268 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
12270 PR middle-end/31959
12271 * builtins.c: Include diagnostic.h.
12272 (expand_builtin_expect): Make gcc_assert more permissive.
12273 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
12275 PR inline-asm/32109
12276 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
12279 PR middle-end/32285
12280 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
12281 if ACCUMULATE_OUTGOING_ARGS.
12283 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
12285 * config/m68hc11/m68hc11.c: Include dataflow header file.
12286 (m68hc11_reorg): Port to dataflow.
12288 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
12290 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
12291 (struct df_problem.free_blocks_on_set_blocks): New field.
12292 (struct dataflow.optional_p): New field.
12293 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
12294 (df_live_set_all_dirty): New function.
12295 * df-scan.c (df_scan_alloc): Initialize optional_p.
12296 (problem_SCAN): Initialize free_blocks_on_set_blocks.
12297 * df-core.c (df_set_blocks): Removed use of
12298 DF_FIRST_OPTIONAL_PROBLEM. Now uses
12299 df_problem.free_blocks_on_set_blocks to determine which blocks are
12301 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
12302 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
12303 uses dataflow.optional_p to determine if problem should be
12305 (rest_of_handle_df_initialize): Only start live problem if
12307 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
12308 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
12309 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
12310 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
12311 problem_NOTE): Initialize free_blocks_on_set_blocks.
12312 (df_lr_bb_local_compute): Recompute luids if df_live problem is
12314 (df_live_set_all_dirty, df_note_alloc): New function.
12315 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
12317 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
12318 * postreload.c (reload_combine): Ditto.
12319 * cse.c (cse_extended_basic_block): Ditto.
12320 * regmove.c (mark_flags_life_zones): Ditto.
12321 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
12322 erase_matching_seqs): Ditto.
12323 * bt-load.c (compute_defs_uses_and_gen): Ditto.
12324 * integrate (allocate_initial_values): Ditto.
12325 * combine.c (reg_dead_at_p): Ditto.
12326 * resource.c (mark_target_live_regs): Ditto.
12327 * sched-rgn.c (check_live_1, update_live_1): Ditto.
12328 * config/sh/sh.c (find_r0_life_regions): Ditto.
12329 * global.c (rest_of_handle_global_alloc): Only add back df_live
12331 * local-alloc.c (rest_of_handle_local_alloc): Only remove
12332 df_live for -O > 1.
12333 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
12335 (if_convert): Make sure df_live is there at -O == 1.
12336 (pass_if_after_combine): Cleanup flags.
12337 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
12338 is there at -O == 1.
12340 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
12342 * config/arm/arm.c (arm_get_frame_offsets): Set
12343 offsets->locals_base to avoid negative stack size.
12344 (thumb1_expand_prologue): Assert on negative stack size.
12346 2007-06-19 Sebastian Pop <sebpop@gmail.com>
12348 PR tree-optimization/32367
12349 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
12350 of the chrec has no evolution in that loop.
12351 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
12353 2007-06-19 Bob Wilson <bob.wilson@acm.org>
12355 * config/xtensa/xtensa.c: Include "df.h".
12356 (xtensa_builtin_saveregs): Use adjust_address instead of
12358 (xtensa_va_start): Invoke make_tree with sizetype for
12359 expand_builtin_saveregs and then convert the result to a pointer.
12360 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
12361 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
12362 Subtract argument size from index value as integers and then use
12363 POINTER_PLUS_EXPR to add the result to the array address.
12365 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
12368 * config/m32c/m32c.c: Include dataflow header file.
12369 (m32c_emit_prologue): Adjust for prologue insn change.
12370 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
12371 once inside a PARALLEL. Assume frame size passed in operand 0
12372 includes space to save the fb register.
12373 (prologue_enter_24): Likewise.
12374 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
12376 2007-06-19 David Daney <ddaney@avtrex.com
12379 * config/mips/mips.md (cprestore): Mark $gp as used.
12381 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
12384 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
12385 (frv_ifcvt_modify_insn): Likewise.
12387 2007-06-19 Richard Guenther <rguenther@suse.de>
12389 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
12390 only handle positive offsets that fit in a HOST_WIDE_INT.
12392 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
12394 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
12395 result of rsqrt insn for zero input argument to avoid NaN.
12397 2007-06-19 Richard Guenther <rguenther@suse.de>
12399 PR middle-end/31950
12400 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
12402 2007-06-19 Jakub Jelinek <jakub@redhat.com>
12404 PR tree-optimization/32353
12405 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
12407 2007-06-19 Nick Clifton <nickc@redhat.com>
12409 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
12411 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
12414 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
12415 * config/i386/i386.c (assign_386_stack_local): Assert that
12416 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
12417 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
12418 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
12419 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
12421 2007-06-18 Steve Ellcey <sje@cup.hp.com>
12423 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
12425 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
12427 PR rtl-optimization/32321
12428 * gcse.c (replace_store_insn): Update the note before
12429 calling emit_insn_after.
12431 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
12433 PR middle-end/32355
12434 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
12436 * df-problems.c (df_note_bb_compute): Fix dumping info.
12438 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
12440 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
12441 insn with emit_jump_insn.
12443 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
12445 PR tree-optimization/32383
12446 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
12447 * targhooks.h (default_builtin_reciprocal): Update prototype.
12448 * target.h (struct gcc_target): Update builtin_reciprocal.
12449 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
12450 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
12451 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
12452 when fndecl is in BUILT_IN_MD class.
12453 (execute_convert_to_rsqrt): Ditto.
12455 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
12456 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
12457 Convert BUILT_IN_SQRTF code only when md_fn is false.
12459 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
12461 * bt-load.c (move_btr_def): Fix the order of arguments
12462 to validate_replace_rtx.
12464 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
12466 * config/m68k/m68k-devices.def: Add 54450..54455.
12468 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
12470 PR rtl-optimization/32366
12471 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
12472 FLOAT_EXTEND]: Prevent non-scalar modes from entering
12475 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12477 PR middle-end/32349
12478 * modulo-sched (generate_reg_moves): Added rescan parameter and if
12479 this is true, rescan insn being modified.
12480 (sms_schedule): Added rescan parameter.
12481 (rest_of_handle_sms): Moved freeing of dominance info to before
12482 getting out of cfg_layout.
12484 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
12486 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
12487 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
12490 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
12491 FL_CF_EMAC from the entry for isac.
12493 * config/m68k/predicates.md (const_call_operand): Adjust comment.
12494 (const_sibcall_operand): New.
12495 (sibcall_operand): Use it.
12496 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
12497 (m68k_isas): ISAC does not imply FPU or EMAC.
12498 (override_options): Add ISA_C logic for symbolic jump & call.
12500 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
12502 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
12503 return mode from the builtin itself.
12504 (sparc_fold_builtin): Fix cast of zero constant.
12506 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
12508 * targhooks.c (default_builtin_reciprocal): New default target hook.
12509 * targhooks.h (default_builtin_reciprocal): Add prototype.
12510 * hooks.c (hook_tree_tree_bool_null): Remove hook.
12511 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
12512 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
12513 default_builtin_reciprocal.
12515 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
12517 PR middle-end/31723
12518 * hooks.c (hook_tree_tree_bool_null): New hook.
12519 * hooks.h (hook_tree_tree_bool_null): Add prototype.
12520 * tree-pass.h (pass_convert_to_rsqrt): Declare.
12521 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
12522 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
12523 and convert it to reciprocal a*rfunc(b).
12524 (execute_convert_to_rsqrt): New function.
12525 (gate_convert_to_rsqrt): New function.
12526 (pass_convert_to_rsqrt): New pass definition.
12527 * target.h (struct gcc_target): Add builtin_reciprocal.
12528 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
12529 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
12530 TARGET_BUILTIN_RECIPROCAL.
12531 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
12533 * config/i386/i386.h (TARGET_RECIP): New define.
12534 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
12535 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12536 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12537 and not optimizing for size.
12538 (*rcpsf2_sse): New insn pattern.
12539 (*rsqrtsf2_sse): Ditto.
12540 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
12541 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12542 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12543 and not optimizing for size.
12544 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
12545 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12546 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12547 and not optimizing for size.
12548 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
12549 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12550 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12551 and not optimizing for size.
12552 (*sse_rsqrtv4sf2): Do not export.
12553 (sqrtv4sf2): Ditto.
12554 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
12555 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12556 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12557 and not optimizing for size.
12558 (sqrtv4sf2): Ditto.
12559 * config/i386/i386.opt (mrecip): New option.
12560 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
12561 (ix86_emit_swsqrtsf): Ditto.
12562 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
12563 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
12564 builtin definition.
12565 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
12566 ix86_expand_unop1_builtin.
12567 (ix86_emit_swdivsf): New function.
12568 (ix86_emit_swsqrtsf): Ditto.
12569 (ix86_builtin_reciprocal): New function.
12570 (TARGET_BUILTIN_RECIPROCAL): Use it.
12571 (ix86_vectorize_builtin_conversion): Rename from
12572 ix86_builtin_conversion.
12573 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
12574 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
12575 "i386 and x86_64 Options" section.
12576 (Intel 386 and AMD x86_64 Options): Document -mrecip.
12578 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12579 Zdenek Dvorak <dvorakz@suse.cz>
12580 Richard Guenther <rguenther@suse.de>
12581 Kaz Kojima <kkojima@gcc.gnu.org>
12583 * tree-vrp.c (compare_values_warnv): Convert val2 to
12585 (extract_range_from_assert): Create
12586 POINTER_PLUS_EXPR for pointer types.
12587 (extract_range_from_binary_expr): Handle
12588 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
12590 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
12591 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
12592 POINTER_PLUS_EXPR as PLUS_EXPR.
12593 (number_of_iterations_lt_to_ne):
12594 For pointer types, use sizetype when
12595 creating MINUS_EXPR/PLUS_EXPRs.
12596 (assert_loop_rolls_lt): For pointer types, use sizetype when
12597 creating MINUS_EXPR/PLUS_EXPRs.
12598 (number_of_iterations_le): Likewise.
12599 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
12600 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
12601 like PLUS_EXPR and MINUS_EXPR.
12602 * tree-pretty-print.c (dump_generic_node): Handle
12604 (op_prio): Likewise.
12605 (op_symbol_1): Likewise.
12606 * optabs.c (optab_for_tree_code): Likewise.
12607 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
12609 * tree-tailcall.c (process_assignment): Mention
12610 POINTER_PLUS_EXPR in a TODO comment.
12611 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
12612 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
12613 not used with a pointer and an integer type.
12614 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
12615 increment using chrec_convert_rhs instead of chrec_convert.
12616 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
12617 PLUS_EXPR except for the right hand side's type will be
12619 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
12620 (fold_used_pointer_cast): Kill.
12621 (pointer_offset_p): Kill.
12622 (fold_used_pointer): Kill.
12623 (pointer_used_p): Kill.
12624 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
12625 call fold_used_pointer.
12626 (instantiate_parameters_1): Convert the increment
12627 using chrec_convert_rhs instead of chrec_convert.
12628 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
12629 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
12630 instead of PLUS_EXPR.
12631 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
12632 PLUS_EXPR for pointers.
12633 (std_gimplify_va_arg_expr): Likewise.
12634 (fold_builtin_memory_op): Likewise.
12635 (fold_builtin_strstr): Likewise.
12636 (fold_builtin_strchr): Likewise.
12637 (fold_builtin_strrchr): Likewise.
12638 (fold_builtin_strpbrk): Likewise.
12639 (expand_builtin_memory_chk): Likewise.
12640 (fold_builtin_memory_chk): Likewise.
12641 (std_expand_builtin_va_start): Use
12642 sizetype for the call to make_tree and then convert
12643 to the pointer type.
12644 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
12645 instead of PLUS_EXPR for adding to a pointer.
12646 (std_gimplify_va_arg_expr): Use fold_build2 for
12647 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
12648 the operands to sizetype first and then cast the BIT_AND_EXPR
12649 back to the pointer type.
12650 * fold-const.c (build_range_check): Handle pointer types
12652 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
12653 of PLUS_EXPR's. Make sure the offset is converted to
12655 (try_move_mult_to_index): Strip the NOPs from the offset.
12656 Remove code argument and replace all uses with PLUS_EXPR.
12657 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
12658 specially. Don't use a pointer type for MINUS_EXPR.
12659 (fold_unary): Handle for (T1)(X op Y),
12660 only p+ as that is the only as that can be handled for
12661 binary operators now.
12662 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
12664 <case PLUS_EXPR>: Add folding of PTR+INT into
12666 Don't call try_move_mult_to_index.
12667 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
12668 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
12669 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
12670 Don't call try_move_mult_to_index.
12671 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
12672 (tree_expr_nonzero_p): Likewise.
12673 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
12674 of PLUS_EXPR for the complex expression folding.
12675 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
12676 first chrec is a pointer type, then the second should
12677 be sizetype and not the first's type.
12678 For POINTER_PLUS_EXPR, use a different right hand side type.
12679 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12680 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
12681 different right hand side type.
12682 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12683 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
12684 instead of PLUS_EXPR.
12685 When either operand is zero, convert the other operand.
12686 (chrec_apply): Use chrec_convert_rhs
12687 on the argument x instead of chrec_convert.
12688 (reset_evolution_in_loop): For pointer types, the new_evol
12689 should be sizetype.
12690 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
12691 different right hand side type.
12692 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12693 (chrec_convert_rhs): New function.
12694 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
12695 different right hand side type.
12696 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12697 * tree-chrec.h (chrec_convert_rhs): New prototype.
12698 (build_polynomial_chrec): For pointer types, the right hand
12699 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
12700 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
12701 Remove subtraction case as it is always addition now.
12702 Make sure the offset is converted to sizetype.
12703 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
12704 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
12705 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
12706 PLUS_EXPR in pointer type.
12707 Handle POINTER_PLUS_EXPR.
12708 (tree_to_aff_combination): Likewise.
12709 (force_expr_to_var_cost): Likewise.
12710 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
12711 instead of PLUS_EXPR for pointers.
12712 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
12713 instead of PLUS_EXPR of pointer types.
12714 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
12716 (check_va_list_escapes): Likewise.
12717 (check_all_va_list_escapes): Likewise.
12718 * dwarf2out.c (loc_descriptor_from_tree_1):
12719 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
12720 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
12721 (string_constant): Likewise.
12722 * tree-ssa-address.c (tree_mem_ref_addr): When adding
12723 the offset to the base, use POINTER_PLUS_EXPR.
12724 (add_to_parts): Convert the index to sizetype.
12725 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
12726 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
12727 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
12728 Offset only holds something for PLUS_EXPR.
12729 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
12731 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
12733 (analyze_accesses_for_modify_stmt): Likewise.
12734 Remove comment about the type being integral type as it is
12736 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
12738 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
12740 Correct the type which the artimentic is done in (is now
12743 * tree-data-ref.c (split_constant_offset): Handle
12745 * tree-affine.c (tree_to_aff_combination): Likewise.
12746 * c-typeck.c (build_unary_op): For pointers create the increment
12747 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
12749 * gimplify.c (gimplify_self_mod_expr): Create a
12750 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12751 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
12752 * tree.def (POINTER_PLUS_EXPR): New tree code.
12753 * tree-predcom.c (ref_at_iteration): If we have a pointer
12754 type do the multiplication in sizetype.
12755 * tree-mudflap.c (mf_xform_derefs_1): Create a
12756 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12757 * tree-ssa-forwprop.c
12758 (forward_propagate_addr_into_variable_array_index):
12759 Don't expect there to be a cast for the index as that
12760 does not exist anymore.
12761 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
12762 instead of PLUS_EXPR.
12763 Don't check for the first operand of the POINTER_PLUS_EXPR
12764 was the index as it cannot be.
12765 Call forward_propagate_addr_into_variable_array_index with
12766 the SSA_NAME instead of the statement.
12767 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
12768 (compare_constant): Likewise.
12769 (copy_constant): Likewise.
12770 (compute_reloc_for_constant): Likewise.
12771 (output_addressed_constants): Likewise.
12772 (initializer_constant_valid_p): Likewise.
12773 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
12774 Convert the MIN/MAX of the inner type to the outer
12775 type before comparing them.
12776 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
12777 POINTER_PLUS_EXPR instead of PLUS_EXPR.
12778 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
12779 of PLUS_EXPR for pointers.
12780 * tree-inline.c (estimate_num_insns_1): Handle
12782 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
12783 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12784 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
12785 instead of PLUS_EXPR for the pointer increment statement.
12786 (vect_update_ivs_after_vectorizer): For pointer types, create
12787 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
12788 MULT_EXPR in sizetype.
12789 (vect_gen_niters_for_prolog_loop): Add a cast when creating
12791 * tree-object-size.c (plus_expr_object_size): Handle
12792 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
12793 code which is trying to figure out which side is a pointer and
12795 (check_for_plus_in_loops_1): Likewise.
12796 (check_for_plus_in_loops): Likewise.
12797 * c-common.c (pointer_int_sum): Create a
12798 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12799 * tree-ssa-structalias.c (handle_ptr_arith): Handle
12800 only POINTER_PLUS_EXPR. Removing all the extra
12801 code which is trying to figure out which side is a pointer and
12803 * tree-cfg.c (verify_expr): Add extra checking for pointers and
12804 PLUS_EXPR and MINUS_EXPR.
12805 Also add checking to make sure the operands of POINTER_PLUS_EXPR
12807 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
12808 with make_tree, instead of a pointer type.
12809 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
12810 for pointers instead of PLUS_EXPR.
12811 (s390_gimplify_va_arg): Likewise.
12812 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
12813 instead of PLUS_EXPR when doing addition on pointer
12814 types. Use sizetype for the second operand.
12815 (spu_gimplify_va_arg_expr): Likewise.
12816 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
12817 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
12818 a pointer. Don't create a BIT_AND_EXPR for pointer types.
12819 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
12820 for the pointer addition and also use size_int/sizetype
12822 (ix86_gimplify_va_arg): Likewise.
12823 Perform BIT_AND_EXPR on sizetype arguments.
12824 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
12825 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
12826 for the pointer additions and also use size_int for the offsets.
12827 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
12828 additions and also use size_int for the offsets. Perform
12829 BIT_AND_EXPR on sizetype arguments.
12830 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
12831 POINTER_PLUS_EXPR for pointers and create the
12832 BIT_AND_EXPR in sizetype.
12833 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
12834 instead of PLUS_EXPR for pointer addition.
12835 (rs6000_va_start): Likewise.
12836 Also use sizetype for the offset.
12837 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
12838 as PLUS_EXPR/MINUS_EXPR.
12839 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
12840 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
12841 Don't use BIT_AND_EXPR on a pointer type, convert the
12842 expression to sizetype first.
12843 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
12845 (mips_gimplify_va_arg_expr): Likewise.
12846 Don't create BIT_AND_EXPR in a pointer type.
12848 2007-06-15 Eric Christopher <echristo@apple.com>
12850 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
12851 (x86_64-*-darwin*): Ditto.
12852 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
12855 2007-06-15 Matthew Wilcox <matthew@wil.cx>
12857 * doc/extend.texi: Document behavior of __attribute__((aligned))
12860 2007-06-15 Mark Mitchell <mark@codesourcery.com>
12862 * rtlanal.c (note_stores): Improve documentation.
12864 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
12866 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
12867 LOCAL_LABEL_PREFIX): Delete.
12868 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
12869 (bfin_internal_label): Delete.
12871 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
12873 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
12874 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
12875 otherwise define to LIBGCC2_TF_CEXT.
12876 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
12877 (LIBGCC_TF_CEXT): Ditto.
12880 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
12882 PR rtl-optimization/32339
12883 * df-scan.c (df_uses_record): Don't modify flags but just add to
12884 it for df_ref_record.
12886 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12888 * tree-mudflap.c: Fix whitespace issues.
12890 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
12892 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
12894 2007-06-14 Eric Christopher <echristo@apple.com>
12896 * config/i386/sse.md (movdi_to_sse): Rewrite body.
12897 (movv4sf): Use gcc_unreachable instead of abort.
12899 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
12902 * config/i386/sfp-machine.h (CMPtype): New define.
12903 (mach stubs): Use CMPtype instead of int as a return type.
12905 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
12907 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
12908 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
12909 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
12910 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
12911 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
12912 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
12913 config/soft-fp/soft-fp.h: Update from glibc CVS.
12915 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
12917 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
12919 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
12922 * config/v850/v850.c: Include dataflow header file.
12923 (substitute_ep_register): Fix typo.
12925 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12927 * configure.ac: Fix earlier checkin.
12928 * configure: Regenerated.
12930 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12932 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
12933 * aclocal.m4: Regenerate.
12934 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
12935 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
12936 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
12937 * configure: Regenerate.
12938 * Makefile.in (LOOSE_WARN): Subst loose_warn.
12940 * Makefile.in (quickstrap): Build libgcc too.
12942 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12944 * configure.ac: Add --enable-checking=df. Explicitly mention that
12945 the variables are initialized as for "release".
12946 * df-core.c: Use it.
12947 * configure: Regenerate.
12948 * config.in: Regenerate.
12950 2007-06-14 Bob Wilson <bob.wilson@acm.org>
12952 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
12953 validate_replace_rtx instead of replace_rtx.
12954 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
12956 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
12958 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
12959 (DWARF2_UNWIND_INFO): Override default if configured with
12961 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
12962 (ENDFILE_SPEC): Add crtend.o.
12963 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
12964 (ENDFILE_SPEC): Add crtend.o.
12965 (TARGET_USE_JCR_SECTION): Define.
12966 (MD_UNWIND_SUPPORT): Define for 32-bit target.
12968 * config/i386/cygming-crtbegin.c: New file.
12969 * config/i386/cygming-crtend.c: New file.
12971 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
12973 * config/i386/w32-unwind.h: New file.
12975 2007-06-13 Eric Christopher <echristo@apple.com>
12977 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
12978 the user set a value below STACK_BOUNDARY.
12980 2007-06-13 Thiemo Seufer <ths@networkno.de>
12982 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
12983 imply -lpthread for -pthread.
12985 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
12987 * basic-block.h: Remove the prototype for
12988 free_basic_block_vars.
12989 * cfglayout.h: Remove the prototype for
12990 insn_locators_initialize.
12991 * tree.h: Remove the prototype for emit_line_note.
12993 * tree-ssa-pre.c (mergephitemp): Remove.
12994 (init_pre): Don't use mergephitemp.
12996 2007-06-13 Eric Christopher <echristo@apple.com>
12998 * config/i386/i386.c (override_options): If we've specified
12999 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
13001 2007-06-13 Bob Wilson <bob.wilson@acm.org>
13003 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
13006 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
13008 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
13009 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
13010 (eh_store_handler): New pattern.
13011 (eh_return): Emit it instead of a plain move.
13013 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
13015 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
13016 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
13017 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
13020 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
13022 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
13023 (find_next_insn_start, find_load): New functions.
13024 (bfin_reorg): Use them to deal with the fact that parallel insns are
13025 no longer represented as a SEQUENCE.
13027 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
13029 * config/sparc/sparc.c (sparc_override_options): Initialize
13030 fpu mask correctly.
13032 2007-06-13 Dave Korn <dave.korn@artimi.com>
13034 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
13037 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
13039 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
13040 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
13041 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
13042 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
13043 tree-vect-transform.c: Fix comment typos. Follow spelling
13046 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
13048 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
13049 to the exit block use set.
13050 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
13051 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
13052 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
13054 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
13056 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
13057 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
13058 to indicate an error.
13059 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
13061 (dbg_cnt_process_opt): Print an error on a bad argument.
13062 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
13063 * common.opt (-fdbg-cnt-list): New.
13064 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
13066 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
13068 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
13069 flag on ref-all pointers.
13071 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13073 PR middle-end/31579
13074 * expr.c (expand_expr_addr_expr_1): Call expand_expr
13075 for the offset with the modifier as EXPAND_INITIALIZER
13076 if the modifier is EXPAND_INITIALIZER.
13077 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
13078 a register if we had an overflow.
13080 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13082 * real.c (real_isfinite): New.
13083 (real_sqrt): Use it.
13084 * real.h (real_isfinite): New.
13085 * builtins.c: Use it.
13087 2007-06-12 Ian Lance Taylor <iant@google.com>
13088 Daniel Berlin <dberlin@dberlin.org>
13091 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
13092 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
13093 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
13094 (DECL_NO_TBAA_P): Define.
13095 (struct tree_decl_common): Add no_tbaa_flag field.
13096 * tree-ssa-structalias.c (struct variable_info): Add
13097 no_tbaa_pruning field.
13098 (new_var_info): Initialize no_tbaa_pruning field.
13099 (unify_nodes): Copy no_tbaa_pruning field.
13100 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
13101 (dump_solution_for_var): Print no_tbaa_pruning flag.
13102 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
13104 (compute_tbaa_pruning): New static function.
13105 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
13106 Call compute_tbaa_pruning.
13107 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
13108 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
13109 * gimple-low.c (lower_stmt): Likewise.
13110 * tree-gimple.c (is_gimple_stmt): Likewise.
13111 * tree-ssa-operands.c (get_expr_operands): Likewise.
13112 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
13113 * tree-inline.c (estimate_num_insns_1): Likewise.
13114 (copy_result_decl_to_var): Likewise.
13115 * expr.c (expand_expr_real_1): Likewise.
13116 * tree-pretty-print.c (dump_generic_node): Likewise.
13117 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
13118 * omp-low.c (omp_copy_decl_2): Likewise.
13119 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
13120 * doc/c-tree.texi (Expression trees): Document
13121 CHANGE_DYNAMIC_TYPE_EXPR.
13123 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13125 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
13126 with !HONOR_NANS and !HONOR_INFINITIES.
13127 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
13129 2007-06-12 Tristan Gingold <gingold@adacore.com>
13131 * gcov.c: Comments updated.
13132 (source_info): Add file_time field.
13133 (source_index): New variable.
13134 (mutiple_files): New variable.
13135 (generate_results): New function extracted from process_file.
13136 (process_file): Save and restore chain of functions, generate
13137 results and free structures only if not merging results.
13138 (release_structures): File names are now freed in create_file_names
13139 (create_file_names): Free previous file names.
13140 (find_source): File date is now read here and modifications in
13141 source files is checked here.
13142 (read_graph_file): Only reverse order of functions for the current
13144 (make_gcov_file_name): Do not generate long names if input_name is
13146 (output_lines): If merging results do not display graph, data and
13148 Checking source file modification is done in find_source.
13150 * doc/gcov.texi: Append an s to sourcefile.
13152 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
13154 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
13155 (forced_nop): New pattern.
13156 * config/bfin/bfin.c: Include "df.h".
13157 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
13158 (bfin_discover_loop): Use df_get_live_in instead of
13159 global_live_at_start.
13160 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
13161 df_analyze when done.
13162 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
13163 the insns. Use QImode for the final insn in a bundle. Call
13164 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
13166 (reorder_var_tracking_notes): New function.
13167 (bfin_reorg): Pass no argument to split_all_insns. Don't call
13168 update_life_info. Call df_analyze after scheduling and bundle
13169 generation. Call reorder_var_tracking_notes if generating these
13170 notes. Call df_finish_pass at the end.
13172 2007-06-12 Dirk Mueller <dmueller@suse.de>
13174 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
13175 a comparison, not an assignment.
13177 2007-06-12 Olivier Hainque <hainque@adacore.com>
13179 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
13180 Request walking the subtrees only, leaving the current is_lhs/val_only
13182 (convert_non_local_reference): Likewise.
13184 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
13186 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
13188 2007-06-12 Richard Guenther <rguenther@suse.de>
13190 PR tree-optimization/15353
13191 PR tree-optimization/31657
13192 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
13193 * timevar.def: Add TV_TREE_IFCOMBINE.
13194 * tree-pass.h (pass_tree_ifcombine): Declare.
13195 * tree-ssa-ifcombine.c: New file.
13196 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
13197 * tree-flow.h (blocks_in_phiopt_order): Declare.
13198 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
13199 (tree-ssa-ifcombine.o): New dependencies.
13201 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
13203 PR rtl-optimization/32293
13204 * combine.c (simplify_if_then_else): Truncate return from
13205 nonzero_bits() to correct mode.
13207 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
13209 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
13210 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
13212 2007-06-11 Diego Novillo <dnovillo@google.com>
13214 * Makefile.in (reload1.o-warn): Remove.
13216 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
13218 * combine.c (subst): Use reg_overlap_mentioned_p
13219 instead of comparing register numbers directly.
13221 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
13223 * reload1.c (mark_home_live_1): Use the mode parameter.
13225 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
13227 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
13228 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
13230 * df-core.c: Ditto.
13232 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
13234 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
13236 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
13238 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
13239 from integer registers.
13240 (FP mode splitters): Handle TFmode.
13242 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
13244 * tree-ssa-structalias.c (find_what_p_points_to): Return false
13245 for ref-all pointers that point-to anything.
13247 2007-06-11 Joseph Myers <joseph@codesourcery.com>
13249 * config/arm/arm.c (arm_output_dwarf_dtprel,
13250 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
13252 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
13254 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
13255 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
13258 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
13260 * tree.c (signed_or_unsigned_type_for): New.
13261 (unsigned_type_for): Use signed_or_unsigned_type_for.
13262 (signed_type_for): Use signed_or_unsigned_type_for.
13263 * tree.h (signed_or_unsigned_type_for): New.
13264 (get_signed_or_unsigned_type): Remove.
13265 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
13266 lang_hooks.types.signed_type
13267 (size_diffop): Likewise.
13268 (all_ones_mask_p): Likewise.
13269 (build_range_check): Likewise.
13270 (fold_cond_expr_with_comparison): Likewise.
13271 (fold_cond_expr_with_comparison): Likewise.
13272 (unextend): Likewise.
13273 (extract_muldiv_1): Likewise.
13274 (fold_single_bit_test_into_sign_test): Likewise.
13275 (fold_binary): Likewise.
13276 (fold_ternary): Likewise.
13277 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
13278 instead of get_signed_or_unsigned_type.
13279 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
13280 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
13281 * expr.c (signed_or_unsigned_type_for): Use
13282 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
13283 * langhooks.c (get_signed_or_unsigned_type): Remove.
13284 (lhd_signed_or_unsigned_type): Remove.
13285 * langhooks.h (lang_hooks_for_types): Remove signed_type and
13286 signed_or_unsigned_type.
13287 (lhd_signed_or_unsigned_type): Remove.
13288 * expmed.c (make_tree): Use signed_type_for instead of
13289 lang_hooks.types.signed_type.
13290 * c-common.c (same_scalar_type_ignoring_signedness): Use
13291 c_common_signed_type instead of lang_hooks.types.signed_type.
13292 (c_common_unsigned_type): New.
13293 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
13294 (shorten_compare): Use c_common_unsigned_type instead of
13295 c_common_signed_or_unsigned_type.
13296 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
13298 * convert.c (convert_to_integer): Use signed_type_for instead of
13299 lang_hooks.types.signed_type.
13300 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
13301 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
13302 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
13303 * c-format.c (check_format_types): Use c_common_unsigned_type
13304 instead of unsigned_type_for.
13305 * c-decl.c (groakdeclarator): Likewise.
13306 * c-typeck.c (convert_for_assignment): Likewise.
13307 * c-common.h (c_common_unsigned_type): New.
13309 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
13312 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
13313 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
13315 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
13317 PR middle-end/32279
13318 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
13319 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
13321 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
13322 Sebastian Pop <sebpop@gmail.com>
13324 * lambda-code.c (remove_iv): New.
13325 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
13327 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
13329 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
13330 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
13331 * tree-ssa-loop-prefetch.c: Include optabs.h.
13332 (FENCE_FOLLOWING_MOVNT): New macro.
13333 (struct mem_ref): Add independent_p and storent_p fields.
13334 (record_ref): Initalize the new fields.
13335 (gather_memory_references_ref): Return true if the reference
13337 (gather_memory_references): Check whether all memory accesses
13338 in loop were recorded.
13339 (should_issue_prefetch_p): Return false for nontemporal stores.
13340 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
13341 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
13342 (determine_loop_nest_reuse): Detect independent memory references.
13343 (loop_prefetch_arrays): Call mark_nontemporal_stores.
13344 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
13345 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
13346 * config/i386/i386.h (x86_mfence): Declare.
13347 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
13348 * config/i386/i386.c (x86_mfence): New variable.
13349 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
13351 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
13352 * optabs.c (init_optabs): Initialize storent_optab.
13353 * optabs.h (enum optab_index): Add OTI_storent.
13354 (storent_optab): Declare.
13355 * genopinit.c (optabs): Add initialization for storent_optab.
13356 * tree.h (MOVE_NONTEMPORAL): New macro.
13357 * expr.c (expand_assignment, store_expr, store_constructor_field,
13358 store_constructor, store_field, expand_expr_real_1): Propagate
13359 nontemporality of the expanded store.
13360 (emit_storent_insn): New function.
13361 * expr.h (expand_assignment, store_expr): Declaration changed.
13362 * function.c (assign_parm_setup_reg): Pass false as nontemporality
13363 to expand_assignment.
13364 * stmt.c (expand_asm_expr): Ditto.
13365 * calls.c (initialize_argument_information): Pass false as
13366 nontemporality to store_expr.
13367 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
13370 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
13372 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
13374 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
13376 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
13378 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
13379 and allow DECL_P here.
13381 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
13383 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
13384 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
13385 track of the size of the expression.
13386 * cfghooks.c (merge_blocks): Remove block from loops structure only
13387 after call of the merge_blocks hook.
13389 2007-06-09 Tom Tromey <tromey@redhat.com>
13391 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
13392 (deprecated_state): Removed.
13393 (start_decl): Update.
13394 (enum deprecated_states): Moved earlier.
13395 (groktypename): Update.
13396 (push_parm_decl): Likewise.
13397 (grokfield): Likewise.
13398 (start_function): Likewise.
13400 2007-06-09 Ian Lance Taylor <iant@google.com>
13402 PR tree-optimization/32169
13403 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
13404 CONVERT_EXPR, check whether min and max both converted to an
13405 overflow infinity representation.
13407 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
13409 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
13410 not inserted on the edge.
13412 2007-06-08 Bob Wilson <bob.wilson@acm.org>
13414 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
13415 instructions if they are supported.
13416 (__divsi3, __umodsi3, __modsi3): Likewise.
13417 (__ashldi3, __ashrdi3, __lshrdi3): New.
13418 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
13420 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
13421 Tony Linthicum <tony.linthicum@amd.com>
13423 * doc/invoke.texi: Add fvect-cost-model flag.
13424 * common.opt (fvect-cost-model): New flag.
13425 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
13426 cost fields in stmt_vec_info struct for STMT.
13427 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
13428 fields in stmt_vec_info struct and access functions for the same.
13429 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
13430 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
13431 load, store and vector to scalar operation.
13432 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
13433 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
13434 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
13435 (TARG_VEC_STORE_COST): Define cost of vector store.
13436 (vect_estimate_min_profitable_iters): Define new function.
13437 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
13438 check to evaluate if loop iterations are less than minimum profitable
13439 iterations determined by cost model or minimum vect loop bound defined
13440 by user, whichever is more conservative.
13441 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
13442 run-time check to evaluate if loop iterations are less than minimum
13443 profitable iterations determined by cost model or minimum vect loop
13444 bound defined by user, whichever is more conservative.
13445 (vect_estimate_min_profitable_iterations): New function to estimate
13446 mimimimum iterartions required for vector version of loop to be
13447 profitable over scalar version.
13448 (vect_model_reduction_cost): New function.
13449 (vect_model_induction_cost): New function.
13450 (vect_model_simple_cost): New function.
13451 (vect_cost_strided_group_size): New function.
13452 (vect_model_store_cost): New function.
13453 (vect_model_load_cost): New function.
13454 (vectorizable_reduction): Call vect_model_reduction_cost during
13456 (vectorizable_induction): Call vect_model_induction_cost during
13458 (vectorizable_load): Call vect_model_load_cost during analysis phase.
13459 (vectorizable_store): Call vect_model_store_cost during analysis phase.
13460 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
13461 vectorizable_promotion, vectorizable_demotion): Call
13462 vect_model_simple_cost during analysis phase.
13464 2007-06-08 Simon Baldwin <simonb@google.com>
13466 * reg-stack.c (get_true_reg): Readability change. Moved default case
13467 label into direct switch statement scope.
13469 2007-06-08 Simon Baldwin <simonb@google.com>
13471 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
13472 in gcc_assert() with '==' comparison.
13474 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13476 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
13477 TARGET_ABM handling of x86_popcnt variable.
13479 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13481 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
13482 __builtin_copysignq and __builtin_infq built-in functions.
13484 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13486 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
13487 SSE4.2 section. Correct built-in function names in SSE4A section.
13489 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13491 PR tree-optimization/32243
13492 * tree-vect-transform.c (vectorizable_type_promotion): Move check
13493 for ncopies after ratio check between nunits_out and nunits_in.
13494 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
13496 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
13498 PR tree-optimization/32224
13499 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
13500 vectorization upon a non GIMPLE_MODIFY_STMT.
13502 2007-06-08 Christian Bruel <christian.bruel@st.com>
13505 * config/sh/sh.md (doloop_end): New pattern and splitter.
13506 * loop-iv.c (simple_rhs_p): Check for hardware registers.
13508 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
13510 PR middle-end/32209
13511 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
13513 (verify_dominators): Do not change dominance tree.
13515 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13517 * config/sh/constraints.md: New file.
13518 * config/sh/sh.c: Include tm-constrs.h.
13519 (reg_class_from_letter): Remove.
13520 (prepare_cbranch_operands): Use satisfies_constraint_*
13521 function instead of macro.
13522 (andcosts, broken_move, sh_secondary_reload): Likewise.
13523 * config/sh/predicates.md (trapping_target_operand): Likewise.
13524 (and_operand, arith_operand, arith_reg_or_0_operand,
13525 cmp_operand, logical_operand, target_operand,
13526 ua_address_operand, ua_offset, xor_operand): Likewise.
13527 * config/sh/sh.md: Include constraints.md.
13528 (*movsicc_t_false): Use satisfies_constraint_* function
13530 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
13531 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
13532 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
13533 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
13534 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
13535 (REG_CLASS_FROM_CONSTRAINT): Remove.
13536 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
13537 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
13538 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
13539 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
13540 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
13541 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
13542 function instead of macro.
13543 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
13544 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
13545 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
13546 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
13547 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
13548 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
13549 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
13550 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
13551 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
13552 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
13553 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
13554 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
13555 EXTRA_CONSTRAINT_STR): Likewise.
13556 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
13558 2007-06-07 Geoffrey Keating <geoffk@apple.com>
13560 * config/i386/darwin.h (STACK_BOUNDARY): Define.
13562 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
13565 * c-common.h (flag_cpp0x): Replaced by...
13566 (cxx_dialect): ... this new variable specifying the C++ dialect that
13568 * c-common.c (flag_cpp0x): Removed.
13569 (cxx_dialect): Defined.
13570 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
13572 * c-opts.c (c_common_post_options): Likewise.
13573 (set_std_cxx98): Set cxx_dialect to cxx98.
13574 (set_std_cxx0x): Set cxx_dialect to cxx0x.
13576 2007-06-07 Geoffrey Keating <geoffk@apple.com>
13577 Hui-May Chang <hm.chang@apple.com>
13579 * doc/invoke.texi (Darwin Options): Update documentation for
13580 -mmacosx-version-min.
13581 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
13582 * config/darwin-driver.c: New file.
13583 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
13584 * config/t-darwin (darwin-driver.o): New rule.
13586 * config/darwin-c.c (version_as_macro): Ignore low digit.
13588 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
13590 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
13591 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
13592 (CSGNMODE): New mode macro.
13593 (CSGNVMODE): New mode attribute.
13594 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
13595 expander using CSGNMODE mode macro. Handle TFmode.
13596 (copysign<mode>3_const): Rename from copysignsf3_const and
13597 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
13599 (copysign<mode>3_var): Rename from copysignsf3_var and
13600 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
13602 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
13603 mode macro. Handle TFmode.
13604 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
13605 (iortf3, *iortf3): Ditto.
13606 (xortf3, *xortf3): Ditto.
13607 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
13608 TFmode and TImode masks.
13609 (ix86_expand_copysign): Expand TFmode copysign insn.
13610 (IX86_BUILTIN_INFQ): New.
13611 (IX86_BUILTIN_FABSQ): Ditto.
13612 (IX86_BUILTIN_COPYSIGNQ): Ditto.
13613 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
13614 [__builtin_fabsq]: Ditto.
13615 [__builtin_copysignq]: Ditto.
13616 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
13617 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
13618 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
13619 ix86_expand_binop_builtin().
13621 2007-06-07 Bob Wilson <bob.wilson@acm.org>
13623 * config/xtensa/lib1funcs.asm: Clean up whitespace.
13625 2007-06-07 Steve Ellcey <sje@cup.hp.com>
13628 * rtl.h (push_to_sequence2): New.
13629 * emit-rtl.c (push_to_sequence2): New.
13630 * function.c (assign_parm_data_all): Add new fields.
13631 (assign_parm_setup_block): Call push_to_sequence2 instead of
13633 (assign_parm_setup_reg): Ditto.
13634 (assign_parm_setup_stack): Ditto.
13635 (assign_parms_unsplit_complex): Ditto.
13636 (assign_parms): Change field name.
13638 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
13640 PR tree-optimization/32220
13641 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
13642 phi node is reached before defining statement.
13644 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
13647 * tree-vect-transform.c (vectorizable_call): Call update_stmt
13648 after changing the right hand side of the assignment.
13650 2007-06-06 Eric Christopher <echristo@apple.com>
13652 * config.gcc (i?86-*-darwin*): Remove arch parameter.
13653 (x86_64-*-darwin*): Ditto.
13654 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
13655 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
13657 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13659 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
13660 coding conventions.
13661 (add_key): Likewise.
13662 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
13663 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
13665 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
13667 (add_cost_one_coalesce): Likewise.
13668 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
13669 variable names. Rename orig to orig_name for consistency.
13670 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
13671 coding conventions.
13672 (cprop_into_successor_phis): Avoid using C++ keywords as variable
13674 (record_equivalences_from_stmt): Likewise.
13675 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
13676 the coding conventions.
13677 (memory_ssa_name_same): Likewise.
13678 (dse_optimize_stmt): Likewise.
13679 (dse_record_phis): Likewise.
13680 (dse_finalize_block): Likewise.
13681 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
13682 keywords as variable names.
13683 (may_move_till): Cast according to the coding conventions.
13684 (force_move_till_expr): Avoid using C++ keywords as variable names.
13685 (force_move_till): Cast according to the coding conventions.
13686 (memref_hash): Likewise.
13687 (memref_eq): Likewise.
13688 (gather_mem_refs_stmt): Likewise.
13689 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
13690 using C++ keywords as variable names.
13691 (idx_find_step): Cast according to the coding conventions.
13692 (idx_record_use): Likewise.
13693 (find_depends): Likewise.
13694 (prepare_decl_rtl): Likewise.
13695 (mbc_entry_hash): Likewise.
13696 (mbc_entry_eq): Likewise.
13697 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
13698 (simplify_replace_tree): Avoid using C++ keywords as variable names.
13699 (idx_infer_loop_bounds): Cast according to the coding conventions.
13700 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
13701 * tree-ssa-math-opts.c (occ_new ): Likwise.
13702 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
13704 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
13706 (add_use_op): Likewise.
13707 (add_vop): Likewise.
13708 (add_vuse_op): Likewise.
13709 (add_vdef_op): Likewise.
13710 (get_expr_operands): Likewise.
13711 (push_stmt_changes): Use type safe memory macros.
13712 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
13713 keywords as variable names.
13714 (conditional_replacement): Likewise.
13715 (minmax_replacement): Likewise.
13716 (abs_replacement): Likewise.
13717 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
13718 coding conventions.
13719 (insert_fake_stores): Avoid using C++ keywords as variable names.
13720 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
13722 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
13723 (heapvar_insert): Use type safe memory macros.
13724 (new_var_info): Cast according to the coding conventions.
13725 (new_constraint): Likewise.
13726 (remove_preds_and_fake_succs): Use type safe memory macros.
13727 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
13729 (thread_single_edge): Likewise.
13730 (thread_through_loop_header): Likewise.
13732 2007-06-06 Eric Christopher <echristo@apple.com>
13734 * config/i386/i386.c (override_options): Move handling
13735 of TARGET_SUBTARGET* earlier.
13737 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
13739 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
13742 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
13744 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
13745 emited outside of basic block.
13746 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
13747 the created blocks.
13748 * rtl.h (delete_insn_chain): Declaration changed.
13749 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
13751 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
13752 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
13753 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
13754 to delete_insn_chain.
13755 (rtl_verify_flow_info_1): Verify that the insns in header and footer
13756 do not have bb field set.
13757 (rtl_verify_flow_info): Verify that insns between basic blocks do not
13759 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
13760 * cfgcleanup.c (try_optimize_cfg): Ditto.
13762 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13764 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
13765 (lambda_body_vector_new): Use type safe memory macros.
13766 (lambda_linear_expression_new): Likewise.
13767 (lambda_loopnest_new): Likewise.
13768 (lambda_lattice_new): Likewise.
13769 (replace_uses_equiv_to_x_with_y): Cast according to the coding
13770 conventions. Use type safe memory macros.
13771 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
13772 (lambda_body_vector_s): Likewise.
13773 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
13774 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
13776 2007-06-06 Richard Guenther <rguenther@suse.de>
13778 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
13779 if we need to schedule cfg_cleanup.
13780 (tree_ssa_forward_propagate_single_use_vars): Do so.
13782 2007-06-06 Ian Lance Taylor <iant@google.com>
13784 * fold-const.c (merge_ranges): If range_successor or
13785 range_predecessor fail, just return 0.
13787 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13789 PR tree-optimization/32216
13790 * tree-vectorizer.c (supportable_widening_operation): Determine
13791 signedness of FIX_TRUNC_EXPR from output operand.
13792 (supportable_narrowing_operation): Ditto.
13793 * tree-vect-generic.c (expand_vector_operations_1): Determine
13794 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
13795 from input operand.
13797 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13799 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
13800 (struct pta): ...from here. Change flags to unsigned to avoid
13801 excessive casting (as it is used as a bit mask).
13802 (override_options): Add casts according to the coding convenventions.
13803 (x86_64_elf_unique_section): Likewise.
13804 (examine_argument): Avoid using C++ keywords as variable names.
13805 (construct_container): Likewise.
13806 (legitimize_pic_address): Likewise.
13807 (get_dllimport_decl): Cast according to the coding conventions. Use
13808 type safe memory macros.
13809 (legitimize_address): Cast according to the coding conventions.
13810 (emit_i387_cw_initialization): Corrected the type of slot to enum
13812 (ix86_init_machine_status): Use type safe memory macros.
13813 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
13814 (bdesc_pcmpistr): Likewise.
13815 (bdesc_crc32): Likewise.
13816 (bdesc_sse_3arg): Likewise.
13817 (bdesc_2arg): Likewise.
13818 (bdesc_1arg): Likewise.
13819 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
13820 (ix86_expand_sse_pcmpistr): Likewise.
13821 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
13822 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
13823 int to match the langhook definition.
13824 (ix86_builtin_conversion): Change the type of code to unsigned init to
13825 match the langhook definition.
13826 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
13828 (ix86_preferred_output_reload_class): Likewise.
13829 (ix86_cannot_change_mode_class): Likewise.
13830 (ix86_memory_move_cost): Likewise.
13831 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
13832 avoid excessive casting later on.
13833 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
13835 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13837 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
13838 as flags setting insn.
13839 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
13841 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13843 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
13844 (UNSPEC_ROUND): New.
13845 ("sse4_1_round<mode>2"): New insn pattern.
13846 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
13848 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
13849 expander using SSEMODEF mode macro. Expand using
13850 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13851 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
13852 expander using SSEMODEF mode macro. Expand using
13853 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13854 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
13855 expander using SSEMODEF mode macro. Expand using
13856 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13857 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
13858 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
13859 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
13862 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
13863 Sebastian Pop <sebpop@gmail.com>
13865 * lambda.h (build_linear_expr): New.
13866 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
13867 Use build_linear_expr, call fold and force_gimple_operand.
13868 (lambda_loopnest_to_gcc_loopnest): Check that there is
13869 something to insert.
13870 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
13872 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
13874 PR preprocessor/23479
13875 * doc/extend.texi: Document the 0b-prefixed binary integer
13876 constant extension.
13878 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13880 PR tree-optimization/32215
13881 * tree-vectorizer.c (supportable_widening_operation): Return false
13882 for unsupported FIX_TRUNC_EXPR tree code.
13883 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
13885 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
13887 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
13888 register on SPE targets. Change documentation to reflect
13890 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
13891 Change FIXED_SCRATCH to 14 and document why we're keeping r14
13892 out of the register allocation pool.
13893 (rs6000_reg_live_or_pic_offset_p): New function.
13894 (rs6000_emit_prologue): Move the actual saving of LR up to free
13895 r0 for holding r11. Split saving of SPE 64-bit registers into
13896 its own case. Ensure that offsets will always be in-range for
13897 'evstdd' by using r11 as a scratch register to point at the start
13898 of the SPE save area. Save r11 if necessary, as it is the static
13900 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
13901 into its own case. Ensure that offsets will always be in-range
13902 for 'evldd' by using r11 as a scratch register to point at the
13903 start of the SPE save area. Also adjust r11 when restoring
13904 the stack pointer to compensate for pre-loading r11.
13906 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
13908 * cfg.c (init_flow): Use type safe memory macros.
13909 (alloc_block): Likewise.
13910 (unchecked_make_edge): Likewise.
13911 (dump_flow_info): Avoid using C++ keywords as variable names.
13912 (copy_original_table_clear): Cast according to the coding conventions.
13913 (copy_original_table_set): Likewise.
13914 * cfgexpand (label_rtx_for_bb): Likewise.
13915 (expand_gimple_basic_block): Likewise.
13916 * cfghooks.c (dump_bb): Likewise.
13917 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
13919 (lv_add_condition_to_bb): Likewise.
13920 * cfglayout (relink_block_chain): Cast according to the coding
13922 (fixup_reorder_chain): Likewise.
13923 (fixup_fallthru_exit_predecessor): Likewise.
13924 * cfgloop.c (glb_enum_p): Likewise.
13925 (get_exit_description): Likewise.
13926 (dump_recorded_exit): Likewise.
13927 * cfgloop.h (enum loop_estimation): Move out of struct scope...
13928 (struct loop): ... from here.
13929 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
13931 * cfgrtl.c (rtl_create_basic_block): Likewise.
13932 (rtl_split_block): Likewise.
13933 (rtl_dump_bb): Likewise.
13934 (cfg_layout_split_block): Likewise.
13935 (init_rtl_bb_info): Use typesafe memory macros.
13937 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
13938 * graphds.h: Updated all usages of edge to graph_edge.
13939 * graphds.c: Likewise.
13940 * cfgloopanal.c: Likewise.
13942 2007-06-05 Ian Lance Taylor <iant@google.com>
13944 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
13945 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
13946 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
13948 (test_for_singularity): Likewise.
13950 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
13952 * config/i386/constraints.md ("Y2"): Replaced by ...
13954 * config/i386/i386.md: Likewise.
13955 * config/i386/mmx.md: Likewise.
13956 * config/i386/sse.md: Likewise.
13958 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
13960 * config/i386/constraints.md ("z"): Replaced by ...
13962 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
13963 (sse4_1_blendvps): Likewise.
13964 (sse4_1_pblendvb): Likewise.
13965 (sse4_2_pcmpestr): Likewise.
13966 (sse4_2_pcmpestrm): Likewise.
13967 (sse4_2_pcmpestr_cconly): Likewise.
13968 (sse4_2_pcmpistr): Likewise.
13969 (sse4_2_pcmpistrm): Likewise.
13970 (sse4_2_pcmpistr_cconly): Likewise.
13972 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
13974 * matrix-reorg.c (transform_access_sites): Fix computation.
13975 (transform_allocation_sites): Same.
13977 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13979 * config/i386/i386.c (override_options): Use
13980 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
13982 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13984 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
13985 (nonimm_not_xmm0_operand): Ditto.
13986 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
13987 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
13988 as operand[2] predicate. Require "z" class XMM register for
13989 operand[3]. Adjust asm template.
13990 ("sse4_1_blendvpd"): Ditto.
13991 ("sse4_1_pblendvb"): Ditto.
13992 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
13993 force op2 into xmm0 register for variable blend instructions.
13995 2007-06-04 Tom Tromey <tromey@redhat.com>
13997 * c-tree.h (start_enum): Update.
13998 (build_enumerator): Likewise.
13999 * c-decl.c (enum_next_value): Removed.
14000 (enum_overflow): Likewise.
14001 (start_enum): Add c_enum_contents argument. Don't use globals.
14002 (build_enumerator): Likewise.
14003 * c-tree.h (struct c_enum_contents): New struct.
14005 2007-06-04 Tom Tromey <tromey@redhat.com>
14007 * c-common.c (c_common_get_alias_set): Fix indentation.
14009 2007-06-04 Ian Lance Taylor <iant@google.com>
14011 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
14012 to overflow, reduce overflow infinity to regular infinity.
14013 (vrp_var_may_overflow): New static function.
14014 (vrp_visit_phi_node): Check vrp_var_may_overflow.
14016 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
14018 * stor-layout.c (layout_type): Remove duplicate code.
14020 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
14023 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
14024 before build_common_builtin_nodes ().
14026 2007-06-04 Steve Ellcey <sje@cup.hp.com>
14029 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
14031 2007-06-04 Jan Hubicka <jh@suse.cz>
14033 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
14034 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
14035 instead of _stat version.
14037 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
14039 PR tree-optimization/32194
14040 * tree-predcom.c (determine_offset): Check that both references have
14043 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
14045 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
14046 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
14047 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
14048 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
14049 Add argument to iterate_fix_dominators call.
14050 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
14051 * gcse.c (hoist_code): Change domby to vector.
14052 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
14053 Add argument to iterate_fix_dominators call.
14054 * loop-doloop.c (doloop_modify): Changed recount_dominator to
14055 recompute_dominator.
14056 * lambda-code.c (perfect_nestify): Ditto.
14057 * cfgloopanal.c: Include graphds.h.
14058 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
14059 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
14060 (mark_irreducible_loops): Use graphds_scc. Remove argument from
14062 * graphds.c: New file.
14063 * graphds.h: New file.
14064 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
14065 (get_dominated_by, get_dominated_by_region): Change return type to
14067 (verify_dominators): Recompute all dominators and compare the results.
14068 (recount_dominator): Renamed to ...
14069 (recompute_dominator): ... this. Do not check that the block is
14070 dominated by entry.
14071 (iterate_fix_dominators): Reimplemented.
14072 (prune_bbs_to_update_dominators, root_of_dom_tree,
14073 determine_dominators_for_sons): New functions.
14074 * et-forest.c (et_root): New function.
14075 * et-forest.h (et_root): Declare.
14076 * Makefile.in (graphds.o): Add.
14077 (cfgloopanal.o): Add graphds.h dependency.
14078 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
14079 * basic-block.h (get_dominated_by, get_dominated_by_region,
14080 iterate_fix_dominators): Declaration changed.
14081 (recount_dominator): Renamed to ...
14082 (recompute_dominator): ... this.
14083 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
14084 (thread_through_all_blocks): Do not free dominance info.
14086 2007-06-03 Andreas Schwab <schwab@suse.de>
14088 * config/m68k/m68k.c (override_options): Don't override
14090 * config/m68k/m68k-modes.def (SF, DF): Define to use
14091 motorola_single_format and motorola_double_format, resp.
14092 * real.c (motorola_single_format): Renamed from
14093 coldfire_single_format.
14094 (motorola_double_format): Renamed from coldfire_double_format.
14095 (encode_ieee_extended): Generate a proper canonical NaN image
14096 respecting canonical_nan_lsbs_set.
14097 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
14099 * real.h: Adjust declarations.
14101 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
14104 * config/sh/sh.md (symGOT_load): Don't schedule insns when
14105 the symbol is generated with the stack protector.
14107 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
14109 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
14110 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
14112 * doc/extend.texi (interrupt): Mention m68k.
14114 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
14116 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
14117 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
14118 (ix86_expand_sse_pcmpestr): Do not check operands for
14119 "register_operand", when insn operand predicate is "register_operand".
14120 (ix86_expand_sse_pcmpistr): Ditto.
14122 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
14123 Uros Bizjak <ubizjak@gmail.com>
14125 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
14126 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
14127 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
14128 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
14129 * config/i386/constraints.md ("z"): New register constraint
14130 for members of SSE_FIRST_REG class.
14131 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
14132 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
14133 SSE_FIRST_REG class.
14134 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
14135 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
14136 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
14137 (IX86_BUILTIN_PCMPESTRM128): Likewise.
14138 (IX86_BUILTIN_PCMPESTRA128): Likewise.
14139 (IX86_BUILTIN_PCMPESTRC128): Likewise.
14140 (IX86_BUILTIN_PCMPESTRO128): Likewise.
14141 (IX86_BUILTIN_PCMPESTRS128): Likewise.
14142 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
14143 (IX86_BUILTIN_PCMPISTRI128): Likewise.
14144 (IX86_BUILTIN_PCMPISTRM128): Likewise.
14145 (IX86_BUILTIN_PCMPISTRA128): Likewise.
14146 (IX86_BUILTIN_PCMPISTRC128): Likewise.
14147 (IX86_BUILTIN_PCMPISTRO128): Likewise.
14148 (IX86_BUILTIN_PCMPISTRS128): Likewise.
14149 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
14150 (struct builtin_description): Change "flag" field to unsigned.
14151 (bdesc_pcmpestr): New builtin description table.
14152 (bdesc_pcmpistr): Likewise.
14153 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
14154 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
14155 Initialize pcmp[ei]str[im] insns for SSE4.2.
14156 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
14157 (ix86_expand_sse_pcmpistr): Likewise.
14158 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
14159 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
14160 (UNSPEC_PCMPISTR): Likewise.
14161 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
14162 (sse4_2_pcmpestri):New isns pattern.
14163 (sse4_2_pcmpestrm): Likewise.
14164 (sse4_2_pcmpestr_cconly): Likewise.
14165 (sse4_2_pcmpistr): New insn patern and splitter.
14166 (sse4_2_pcmpistri):New isns pattern.
14167 (sse4_2_pcmpistrm): Likewise.
14168 (sse4_2_pcmpistr_cconly): Likewise.
14169 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
14172 2007-06-01 David Daney <ddaney@avtrex.com>
14174 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
14175 LOADGP_ABSOLUTE and not binds_local_p.
14177 2007-06-01 Geoffrey Keating <geoffk@apple.com>
14179 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
14181 2007-06-01 Ian Lance Taylor <iant@google.com>
14183 * tree-vrp.c (compare_name_with_value): Always set
14184 used_strict_overflow if we get a result from the variable itself.
14186 2007-06-01 Ian Lance Taylor <iant@google.com>
14188 PR rtl-optimization/31455
14189 * lower-subreg.c (find_decomposable_subregs): Don't decompose
14190 subregs which have a cast between modes which are not tieable.
14192 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
14194 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
14195 breaks after return statements.
14197 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
14199 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
14200 only after no_new_pseudos.
14202 2007-05-31 Eric Christopher <echristo@apple.com>
14204 * expr.c (convert_move): Assert that we don't have a BLKmode
14206 (store_expr): Handle BLKmode moves by calling emit_block_move.
14208 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
14210 * c-typeck.c (build_indirect_ref): Include type in error message.
14211 (build_binary_op): Pass types to binary_op_error.
14212 * c-common.c (binary_op_error): Take two type arguments, print out
14214 * c-common.h (binary_op_error): Update prototype.
14216 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
14218 * config/i386/i386.c: Correct coments on -mno-sse4.
14220 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
14222 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
14223 (x86_64-*-*): Likewise.
14224 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
14225 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
14226 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
14227 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
14228 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
14229 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
14230 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
14231 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
14232 (OPTION_MASK_ISA_SSE4): Likewise.
14233 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
14234 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
14235 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
14236 (override_options): Support SSE4.2.
14237 (ix86_build_const_vector): Support SImode and DImode.
14238 (ix86_build_signbit_mask): Likewise.
14239 (ix86_expand_int_vcond): Support V2DImode.
14240 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
14241 (IX86_BUILTIN_CRC32HI): Likewise.
14242 (IX86_BUILTIN_CRC32SI): Likewise.
14243 (IX86_BUILTIN_CRC32DI): Likewise.
14244 (IX86_BUILTIN_PCMPGTQ): Likewise.
14245 (bdesc_crc32): Likewise.
14246 (bdesc_sse_3arg): Likewise.
14247 (ix86_expand_crc32): Likewise.
14248 (ix86_init_mmx_sse_builtins): Support SSE4.2.
14249 (ix86_expand_builtin): Likewise.
14250 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
14251 __SSE4_2__ for -msse4.2.
14252 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
14253 (CRC32MODE): Likewise.
14254 (crc32modesuffix): Likewise.
14255 (crc32modeconstraint): Likewise.
14256 (sse4_2_crc32<mode>): Likewise.
14257 (sse4_2_crc32di): Likewise.
14258 * config/i386/i386.opt (msse4.2): New for SSE4.2.
14260 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
14261 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
14262 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
14263 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
14264 (vcondu<mode>): Likewise.
14265 * doc/extend.texi: Document SSE4.2 built-in functions.
14266 * doc/invoke.texi: Document -msse4.2/-msse4.
14268 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
14270 PR tree-optimization/32160
14271 * tree-predcom.c (predcom_tmp_var): New function. Mark created
14272 variable as gimple reg.
14273 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
14275 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
14277 * gcc.c (main): Don't consider linker options when issuing the
14278 warning about a linker input file not being used.
14280 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14282 * tree-vrp.c (compare_names): Initialize sop.
14284 2007-05-30 Dirk Mueller <dmueller@suse.de>
14286 * cgraphunit.c (cgraph_analyze_function): Remove
14287 computation of inline parameters.
14289 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
14291 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
14293 2007-05-30 Richard Sandiford <richard@codesourcery.com>
14295 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
14296 Add vx-common.h. Include vxworks.h between vx-common.h and
14298 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
14300 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
14301 (TARGET_ASM_DESTRUCTOR): Likewise.
14302 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
14303 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
14304 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
14305 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
14306 (VXWORKS_ENDIAN_SPEC): Define.
14307 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
14308 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
14309 VXWORKS_* equivalents.
14310 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
14311 (ASM_FILE_START): Delete.
14312 (TARGET_VERSION): Reformat.
14313 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
14314 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
14315 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
14316 (FPBIT, DPBIT): Define.
14317 (fp-bit.c, dp-bit.c): New rules.
14318 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
14319 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
14320 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
14321 * config/arm/arm.h: Include vxworks-dummy.h.
14322 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
14323 Mark with ATTRIBUTE_UNUSED.
14324 (arm_override_options): Do not allow VxWorks RTP PIC to be used
14325 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
14326 make it incompatible with -msingle-pic-base.
14327 (arm_function_ok_for_sibcall): Return false for calls that might
14328 go through a VxWorks PIC PLT entry.
14329 (require_pic_register): New function, split out from...
14330 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
14332 (arm_load_pic_register): Handle the VxWorks RTP initialization
14333 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
14334 (arm_emit_call_insn): New function.
14335 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
14336 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
14337 (pic_offset_arm): New pattern.
14338 (call, call_value): Use arm_emit_call_insn.
14339 (call_internal, call_value_internal): New expanders.
14340 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
14341 VxWorks unless __PIC__.
14343 2007-05-30 Eric Christopher <echristo@gmail.com>
14345 * genrecog.c: Include regs.h in generated file.
14346 * genemit.c: Ditto. Fix up formatting.
14347 * config/mn10300/constraints.md: New.
14348 * config/mn10300/mn10300.md: Include.
14349 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
14350 Fix up for removed macro.
14351 * config/mn10300/predicates.md (call_address_operand): Ditto.
14352 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
14353 (CONST_OK_FOR_I): Ditto.
14354 (CONST_OK_FOR_J): Ditto.
14355 (CONST_OK_FOR_K): Ditto.
14356 (CONST_OK_FOR_L): Ditto.
14357 (CONST_OK_FOR_M): Ditto.
14358 (CONST_OK_FOR_N): Ditto.
14359 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
14363 (EXTRA_CONSTRAINT): Ditto.
14365 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
14367 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
14369 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
14370 OPTION_MASK_ISA_64BIT.
14371 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
14373 2007-05-30 Richard Guenther <rguenther@suse.de>
14375 PR middle-end/32152
14376 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
14377 types for comparison.
14378 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
14379 with original typed arguments.
14380 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
14382 2007-05-30 Jakub Jelinek <jakub@redhat.com>
14384 PR tree-optimization/31769
14385 * except.c (duplicate_eh_regions): Clear prev_try if
14386 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
14388 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
14390 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
14391 * tree-ssa-sink.c (statement_sink_location): Return basic block and
14392 bsi of the location where statements should be inserted.
14393 (sink_code_in_bb): Take bsi from statement_sink_location.
14394 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
14395 instead of bsi_start.
14396 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
14398 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
14399 (bsi_move_before): Document inconsistency with bsi_move_after.
14400 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
14402 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
14404 * config/i386/i386.h (TARGET_ABM): New define.
14405 (TARGET_POPCNT): Ditto.
14406 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
14407 New temporary defines to redefine from OPTION_ISA_* defines.
14408 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
14409 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
14410 (ix86_isa_flags): New extern int declaration.
14411 (TARGET_SUBTARGET_DEFAULT): New define.
14412 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
14413 (TARGET_SUBTARGET32_DEFAULT): Ditto.
14414 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
14415 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
14416 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
14417 * config/i386/darwin.h: Change TARGET_64BIT define to
14420 * config/i386/i386.opt (m3dnowa): Define as undocumented option
14421 using existing "ix86_isa_flags" varible.
14422 (m32, m64): Use existing "ix86_isa_flags" variable.
14423 (mmmx, m3dnow): Ditto.
14424 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
14425 (mabm): Define as non-negative option using "x86_abm" variable.
14426 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
14428 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
14429 Rewrite feature test bitmap.
14430 (ix86_isa_flags): New initialized global int varible.
14431 (ix86_isa_flags_explicit): New static int variable.
14432 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
14433 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
14434 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
14435 target_flags_explicit.
14436 (override_options): Remove "target_enable" and "target_disable" fields
14437 from "struct ptt". Update processor_target_table accordingly. Remove
14438 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
14439 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
14440 "target_flags" and "ix86_isa_flags_explicit" instead of
14441 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
14442 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
14443 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
14444 to true when either of PTA_POPCNT or PTA_ABM is set in
14445 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
14446 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
14447 processor_alias_table flags entry. Remove handling of
14448 "target_enable" and "target_disable" fields of processor_target_table.
14449 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
14450 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
14451 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
14452 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
14453 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
14455 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
14457 2007-05-29 David Daney <ddaney@avtrex.com>
14460 * config/mips/mips.c (mips_output_mi_thunk): Emit
14461 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
14463 2007-05-29 Hui-May Chang <hm.chang@apple.com>
14464 * config/i386/i386.c (ix86_function_regparm): Added checking of
14465 ix86_force_align_arg_pointer to determine the number of
14466 register parameters.
14468 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
14470 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
14471 (SET_DR_MISALIGNMENT): New.
14472 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
14473 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
14474 Use SET_DR_MISALIGNMENT.
14475 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
14477 * tree-data-ref.c (create_data_ref, compute_all_dependences,
14478 find_loop_nest): Export.
14479 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
14480 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
14481 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
14482 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
14484 (struct mem_ref): Add field reuse_distance.
14485 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
14486 Initialize reuse_distance field.
14487 (issue_prefetch_ref): Select temporality of prefetch according to
14489 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
14490 self_reuse_distance, determine_loop_nest_reuse): New functions.
14491 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
14492 (tree_ssa_prefetch_arrays): Dump L2 cache size.
14493 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
14496 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
14498 * tree-ssa-alias.c: Add aliasing overview.
14500 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
14501 Danny Smith <dannysmith@users.sourceforge.net>
14504 * config/i386/t-crtfm: Compile crtfastmath.o with
14505 -minline-all-stringops.
14506 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
14507 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
14509 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14511 * doc/md.texi: Document constraints on HP PA-RISC.
14513 * pa/constraints.md: New file.
14514 * pa.md: Include constraints.md.
14515 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
14516 (integer_store_memory_operand, ldil_cint_p): New functions.
14517 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
14518 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
14519 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
14520 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
14521 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
14523 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
14526 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
14527 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
14528 case POSTDECREMENT_EXPR>): Return the error_mark_node
14529 if either the real or imaginary parts would an
14532 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
14534 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
14535 name when we remove it from a call.
14537 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
14539 * targhooks.c (default_narrow_bitfield): Remove.
14540 * targhooks.h: Remove the prototype for
14541 default_narrow_bitfield.
14543 * langhooks-def.h: Remove the prototype for
14544 hook_get_alias_set_0.
14545 * langhooks.c (hook_get_alias_set_0): Remove.
14547 * global.c (EXECUTE_IF_CONFLICT): Remove.
14549 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
14552 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
14553 return true when truth_value_p is true and the type
14556 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
14558 * doc/install.texi (Prerequisites): We no longer require Autoconf
14559 2.13 for the top-level.
14561 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
14563 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
14564 memory access via x86_expand_vector_move_misalign() only for
14565 TImode values on 32-bit targets.
14567 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
14569 * matrix-reorg.c: New file. Implement matrix flattening and
14570 transposing optimization.
14571 * tree-pass.h: Add matrix reorg pass.
14572 * common.opt: Add fipa-mreorg flag.
14573 * Makefile.in: Add matrix-reorg.c.
14574 * passes.c: Add matrix reorg pass.
14575 * varpool.c (add_new_static_var): New function.
14576 * cgraph.h (add_new_static_var): Declare.
14578 2007-05-27 Eric Christopher <echristo@apple.com>
14580 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
14581 sp_offset depending on stack size. Save r12 depending
14582 on registers we're saving later.
14583 (rs6000_emit_epilogue): Update sp_offset depending only
14586 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
14588 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
14589 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
14590 * ifcvt.c (if_convert): Ditto.
14591 * tree-ssa-threadupdate.c (thread_block): Ditto.
14592 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
14593 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
14594 verify_loop_closed_ssa): Check number_of_loops instead of
14596 * predict.c (tree_estimate_probability): Ditto.
14597 * tree-if-conv.c (main_tree_if_conversion): Ditto.
14598 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
14599 * modulo-sched.c (sms_schedule): Ditto.
14600 * tree-scalar-evolution.c (scev_const_prop): Ditto.
14601 (scev_finalize): Do not do anything if scev analysis was not
14603 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
14604 current_loops == NULL.
14605 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
14606 * loop-init.c (loop_optimizer_init): Do not free current_loops when
14607 there are no loops.
14608 (loop_optimizer_finalize): Assert that loops were analyzed.
14609 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
14610 rtl_doloop): Check number_of_loops instead of current_loops.
14611 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
14612 current_loops == NULL.
14613 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
14614 gate_tree_vectorize tree_linear_transform, check_data_deps,
14615 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
14616 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
14617 Check number_of_loops instead of current_loops.
14618 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
14619 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
14620 free loops if available.
14621 (execute_pre): Do not pass do_fre to fini_pre.
14623 2007-05-27 Tobias Burnus <burnus@net-b.de>
14625 PR middle-end/32083
14626 * real.c (mpfr_from_real): Fix sign of -Inf.
14628 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
14630 * tree-vect-transform.c (vectorizable_conversion): Initialize
14631 tree_code variables to ERROR_MARK.
14632 (vectorizable_type_demotion): Likewise.
14633 (vectorizable_type_promotion): Likewise.
14635 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
14638 * config/i386/i386.md (movti): Handle push operands via
14639 ix86_expand_push().
14641 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
14643 * basic-block.h: Remove the prototype for merge_seq_blocks.
14644 * cfgcleanup.c (merge_seq_blocks): Remove.
14646 * tree-flow.h: Remove the prototype for is_aliased_with.
14647 * tree-ssa-alias.c (is_aliased_with): Remove.
14649 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
14651 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
14653 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
14655 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
14656 ix86_expand_sse4_unpack if SSE4.1 is enabled.
14657 (vec_unpacks_hi_v16qi): Likewise.
14658 (vec_unpacku_lo_v16qi): Likewise.
14659 (vec_unpacks_lo_v16qi): Likewise.
14660 (vec_unpacku_hi_v8hi): Likewise.
14661 (vec_unpacks_hi_v8hi): Likewise.
14662 (vec_unpacku_lo_v8hi): Likewise.
14663 (vec_unpacks_lo_v8hi): Likewise.
14664 (vec_unpacku_hi_v4si): Likewise.
14665 (vec_unpacks_hi_v4si): Likewise.
14666 (vec_unpacku_lo_v4si): Likewise.
14667 (vec_unpacks_lo_v4si): Likewise.
14669 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
14671 * c-typeck.c, config/arm/arm.c, config/darwin.c,
14672 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
14673 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
14674 follow spelling conventions in various
14675 warning/error/diagnostic messages.
14677 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
14678 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
14679 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
14680 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
14681 tree-vrp.c: Fix comment typos. Follow spelling conventions.
14682 * doc/tm.texi: Follow spelling conventions.
14684 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14687 * tree-ssa-forwprop.c
14688 (forward_propagate_addr_into_variable_array_index): Remove
14689 the lhs argument. Use the type of def_rhs instead of lhs.
14690 (forward_propagate_addr_expr_1): Update use of
14691 forward_propagate_addr_into_variable_array_index.
14693 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
14694 Nigel Stephens <nigel@mips.com>
14696 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
14697 function attributes, "far" being an alias for "long_call".
14698 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
14699 (mips_near_type_p, mips_far_type_p): New.
14700 (mips_comp_type_attributes): New function to check that attributes
14701 attached to a function type are compatible.
14702 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
14703 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
14704 to the target function of the thunk.
14705 (mips_encode_section_info): Check for "near" and "far" function
14706 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
14708 * config/mips/predicates.md (const_call_insn_operand): Test only
14709 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
14711 * doc/extend.texi (Function Attributes): Document MIPS "near" and
14714 * testsuite/gcc.target/mips/near-far-1.c: New test case.
14715 * testsuite/gcc.target/mips/near-far-2.c: New test case.
14716 * testsuite/gcc.target/mips/near-far-3.c: New test case.
14717 * testsuite/gcc.target/mips/near-far-4.c: New test case.
14719 2007-05-25 Eric Christopher <echristo@apple.com>
14721 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
14722 to x86-darwin configurations.
14723 * config/i386/t-darwin: Add softfp support.
14724 * config/i386/t-darwin64: Ditto.
14725 * config/i386/sfp-machine.h: If mach then don't use
14726 aliasing, emit a stub to call.
14728 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
14730 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
14731 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
14732 tree-predcom.c, tree-ssa-alias-warnings.c,
14733 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
14734 comment typos. Follow spelling conventions.
14735 * doc/cpp.texi, doc/invoke.texi: Fix typos.
14737 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
14740 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
14741 constants into memory. Expand unaligned memory references for
14742 SSE modes via x86_expand_vector_move_misalign() function.
14744 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
14746 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
14747 "memory" attribute for "sseishft" type insn without operands[2].
14749 2007-05-25 Dirk Mueller <dmueller@suse.de>
14750 Marcus Meissner <meissner@suse.de>
14752 * doc/extend.texi (alloc_size): New attribute.
14753 * c-common.c (handle_alloc_size_attribute): New.
14754 * tree-object-size.c (alloc_object_size): Use alloc_size
14755 attribute, if available.
14757 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
14759 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
14761 (__builtin_ia32_vec_ext_v2di): Likewise.
14762 (__builtin_ia32_vec_ext_v4si): Likewise.
14763 (__builtin_ia32_vec_ext_v8hi): Likewise.
14764 (__builtin_ia32_vec_ext_v16qi): Likewise.
14765 (__builtin_ia32_vec_set_v8hi): Likewise.
14767 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
14769 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
14771 2007-05-25 Richard Sandiford <richard@codesourcery.com>
14773 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
14774 (arm_is_longcall_p): Rename to...
14775 (arm_is_long_call_p): ...this. Take a single tree argument and
14777 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
14778 (CUMULATIVE_ARGS): Remove call_cookie.
14779 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
14780 (ENCODED_LONG_CALL_ATTR_P): Delete.
14781 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
14782 LONG_CALL_FLAG_CHAR cases.
14783 (ARM_DECLARE_FUNCTION_SIZE): Delete.
14784 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
14785 ARM_DECLARE_FUNCTION_SIZE.
14786 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
14787 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
14788 (arm_encode_call_attribute, current_file_function_operand): Delete.
14789 (arm_function_in_section_p): New function.
14790 (arm_is_longcall_p): Rename to...
14791 (arm_is_long_call_p): ...this. Take the target function as a single
14792 argument and return a bool. Do not rely on call cookies. Check
14793 whether the target symbol is in the same section as the current
14794 function, not just the same compilation unit.
14795 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
14796 (arm_encode_section_info): Don't encode a call type.
14797 * config/arm/arm.md (call, call_value): Update calls to
14798 arm_is_long(_)call_p. Simplify logic.
14799 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
14800 Update calls to arm_is_long(_)call_p.
14802 2007-05-25 Richard Guenther <rguenther@suse.de>
14804 PR tree-optimization/31982
14805 * tree-ssa-forwprop.c
14806 (forward_propagate_addr_into_variable_array_index): Handle arrays
14807 with element size one.
14809 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14811 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
14812 (umulsi3_highpart): Likewise.
14814 2007-05-24 Ian Lance Taylor <iant@google.com>
14816 PR rtl-optimization/32069
14817 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
14820 2007-05-24 Ollie Wild <aaw@google.com>
14822 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
14825 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
14827 * postreload-gcse.c (reg_changed_after_insn_p): New function.
14828 (oprs_unchanged_p): Use it to check all registers in a REG.
14829 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
14830 (reg_set_between_after_reload_p): Delete.
14831 (reg_used_between_after_reload_p): Likewise.
14832 (reg_set_or_used_since_bb_start): Likewise.
14833 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
14834 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
14835 Use reg_set_between_p instead of reg_set_between_after_reload_p.
14836 * rtlanal.c (reg_set_p): Check whether REG overlaps
14837 regs_invalidated_by_call, rather than just checking the
14838 membership of REGNO (REG).
14840 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14842 * doc/passes.texi: Document predictive commoning.
14843 * doc/invoke.texi (-fpredictive-commoning): Document.
14844 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
14845 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
14846 adding indices to the generated name.
14847 (schedule_sm): Pass 0 to get_lsm_tmp_name.
14848 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
14849 * tree-pretty-print.c (op_symbol_1): Renamed to ...
14850 (op_symbol_code): ... and exported.
14851 (dump_omp_clause, op_symbol): Use op_symbol_code
14852 instead of op_symbol_1.
14853 * tree-pass.h (pass_predcom): Declare.
14854 * timevar.def (TV_PREDCOM): New timevar.
14855 * tree-ssa-loop.c (run_tree_predictive_commoning,
14856 gate_tree_predictive_commoning, pass_predcom): New.
14857 * tree-data-ref.c (find_data_references_in_loop): Find the
14858 references in dominance order.
14859 (canonicalize_base_object_address): Ensure that the result has
14861 (dr_analyze_innermost): Export.
14862 (create_data_ref): Code to fail for references with invariant
14864 (find_data_references_in_stmt): ... here.
14865 * tree-data-ref.h (dr_analyze_innermost): Declare.
14866 * tree-affine.c: Include tree-gimple.h and hashtab.h.
14867 (aff_combination_find_elt, name_expansion_hash,
14868 name_expansion_eq, tree_to_aff_combination_expand,
14869 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
14871 * tree-affine.h (aff_combination_constant_multiple_p,
14872 tree_to_aff_combination_expand): Declare.
14873 * tree-predcom.c: New file.
14874 * common.opt (fpredictive-commoning): New option.
14875 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
14876 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
14877 * Makefile.in (tree-predcom.o): Add.
14878 (tree-affine.o): Add TREE_GIMPLE_H dependency.
14879 * passes.c (init_optimization_passes): Add dceloop after
14880 copy propagation in loop optimizer. Add predictive commoning
14881 to loop optimizer passes.
14883 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14885 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
14888 2007-05-24 Jan Hubicka <jh@suse.cz>
14890 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
14892 (genheader): Include statistics.h.
14894 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
14896 * print-rtl.c (flag_dump_unnumbered): Update comments.
14897 (print_rtl): Fix my previous change.
14898 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
14901 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14903 PR middle-end/32018
14904 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
14906 (thread_through_all_blocks): Call initialize_original_copy_tables
14907 and free_original_copy_tables.
14908 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
14910 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
14911 * cfghooks.c (duplicate_block): Use get_loop_copy.
14912 * cfg.c: Include cfgloop.h.
14913 (loop_copy): New hash table.
14914 (initialize_original_copy_tables): Initialize loop_copy table.
14915 (free_original_copy_tables): Free loop_copy table.
14916 (copy_original_table_clear, copy_original_table_set,
14917 set_loop_copy, get_loop_copy): New functions.
14918 (set_bb_original, set_bb_copy): Use copy_original_table_set.
14919 * cfgloop.h (struct loop): Remove copy field.
14920 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
14921 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
14923 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14925 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
14926 -msse/-msse2/-msse3.
14928 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14930 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
14931 __builtin_ia32_vec_set_v2di with MASK_64BIT.
14933 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
14936 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
14937 * targhooks.h (default_mangle_decl_assembler_name): Declare
14939 * targhooks.c (default_mangle_decl_assembler_name): Define
14941 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
14943 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
14944 * langhooks.c (lhd_set_decl_assembler_name): Call
14945 targetm.mangle_decl_assembler_name for names with global scope.
14947 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
14949 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
14950 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
14952 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
14953 New. Factored out of i386_pe_encode_section_info.
14954 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
14955 Move check for prior decoration of stdcall
14956 symbols to i386_pe_encode_section_info.
14957 (i386_pe_encode_section_info): Adjust call to
14958 gen_stdcall_or_fastcall_suffix. Use
14959 i386_pe_maybe_mangle_decl_assembler_name, if needed.
14960 (i386_pe_mangle_decl_assembler_name): New. Wrap
14961 i386_pe_maybe_mangle_decl_assembler_name.
14963 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
14965 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
14966 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
14967 * langhooks.c (get_signed_or_unsigned_type): Don't check for
14968 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
14969 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
14972 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
14973 Nigel Stephens <nigel@mips.com>
14974 Richard Sandiford <richard@codesourcery.com>
14976 Fix up MIPS16 hard float and add support for complex.
14978 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
14979 (TARGET_SOFT_FLOAT_ABI): New.
14980 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
14981 __mips_soft_float to reflect the ABI in use, not whether the
14982 FPU is directly accessible (e.g., in MIPS16 mode).
14983 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
14984 (UNITS_PER_FPVALUE): Likewise.
14986 * config/mips/mips.c (mips_expand_call): Remove redundant
14987 TARGET_MIPS16 check.
14988 (mips_arg_regno): New.
14989 (function_arg_advance): When setting bits in cum->fp_code for
14990 MIPS16, don't subtract 1 from cum->arg_number, since it is now
14992 (function_arg): Use mips_arg_regno.
14993 (mips_return_mode_in_fpr_p): New.
14994 (mips16_call_stub_mode_suffix): New.
14995 (mips16_cfun_returns_in_fpr_p): New.
14996 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
14997 (mips_output_function_prologue): Test mips16_hard_float, not
14998 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
14999 (mips_expand_epilogue): Call MIPS16 helper routines to copy
15000 return value into a floating-point register.
15001 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
15002 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
15003 (mips16_fp_args): Handle MIPS32r2 ISA which supports
15004 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
15005 word of double arguments from or to the high bits of 64-bit
15006 floating point registers.
15007 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
15008 (mips16_fpret_double): New helper function.
15009 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
15010 support for complex modes. Fill in DECL_RESULT for stubdecl.
15011 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
15013 * config/mips/mips16.S
15014 (RET, ARG1, ARG2): New.
15015 (MERGE_GPRf, MERGE_GPRt): New.
15016 (DELAYt, DELAYf): New.
15017 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
15018 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
15019 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
15020 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
15021 (SFOP): Renamed to...
15022 (OPSF3): This, and macro-ified. Updated all uses.
15023 (SFOP2): Renamed to...
15024 (OPSF2): This, and macro-ified. Updated all uses.
15025 (SFCMP): Renamed to...
15026 (CMPSF): This, and macro-ified. Updated all uses.
15027 (SFREVCMP): Renamed to...
15028 (REVCMPSF): This, and macro-ified. Updated all uses.
15029 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
15030 (LDDBL1, LDDBL2, RETDBL): Deleted.
15031 (DFOP): Renamed to...
15032 (OPDF3): This, and macro-ified. Updated all uses.
15033 (DFOP2): Renamed to...
15034 (OPDF2): This, and macro-ified. Updated all uses.
15035 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
15036 (DFCMP): Renamed to...
15037 (CMPDF): This, and macro-ified. Updated all uses.
15038 (DFREVCMP): Renamed to...
15039 (REVCMPDF): This, and macro-ified. Updated all uses.
15040 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
15041 (RET_FUNCTION): New.
15042 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
15043 (__mips16_ret_sc, __mips16_ret_dc): New.
15044 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
15045 STUB_ARGS_6, STUB_ARGS_10): New.
15046 (CALL_STUB_NO_RET): New.
15047 (__mips16_call_stub_1): Macro-ified.
15048 (__mips16_call_stub_5): Macro-ified.
15049 (__mips16_call_stub_2): Macro-ified.
15050 (__mips16_call_stub_6): Macro-ified.
15051 (__mips16_call_stub_9): Macro-ified.
15052 (__mips16_call_stub_10): Macro-ified.
15053 (CALL_STUB_RET): New.
15054 (__mips16_call_stub_sf_0): Macro-ified.
15055 (__mips16_call_stub_sf_1): Macro-ified.
15056 (__mips16_call_stub_sf_5): Macro-ified.
15057 (__mips16_call_stub_sf_2): Macro-ified.
15058 (__mips16_call_stub_sf_6): Macro-ified.
15059 (__mips16_call_stub_sf_9): Macro-ified.
15060 (__mips16_call_stub_sf_10): Macro-ified.
15061 (__mips16_call_stub_df_0): Macro-ified.
15062 (__mips16_call_stub_df_1): Macro-ified.
15063 (__mips16_call_stub_df_5): Macro-ified.
15064 (__mips16_call_stub_df_2): Macro-ified.
15065 (__mips16_call_stub_df_6): Macro-ified.
15066 (__mips16_call_stub_df_9): Macro-ified.
15067 (__mips16_call_stub_df_10): Macro-ified.
15068 (__mips16_call_stub_sc_0): New.
15069 (__mips16_call_stub_sc_1): New.
15070 (__mips16_call_stub_sc_5): New.
15071 (__mips16_call_stub_sc_2): New.
15072 (__mips16_call_stub_sc_6): New.
15073 (__mips16_call_stub_sc_9): New.
15074 (__mips16_call_stub_sc_10): New.
15075 (__mips16_call_stub_dc_0): New.
15076 (__mips16_call_stub_dc_1): New.
15077 (__mips16_call_stub_dc_5): New.
15078 (__mips16_call_stub_dc_2): New.
15079 (__mips16_call_stub_dc_6): New.
15080 (__mips16_call_stub_dc_9): New.
15081 (__mips16_call_stub_dc_10): New.
15083 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
15084 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
15085 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
15087 2007-05-23 Ian Lance Taylor <iant@google.com>
15089 * doc/invoke.texi (Invoking GCC): Document that the order of the
15092 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
15095 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
15096 * config/score/predicate.md (const_pow2, const_npow2): Remove.
15097 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
15101 * config/score/score.c (score_print_operand): Make sure that only
15102 lower bits are used.
15104 2007-05-22 Ian Lance Taylor <iant@google.com>
15106 * tree-vrp.c (avoid_overflow_infinity): New static function,
15107 broken out of set_value_range_to_value.
15108 (set_value_range_to_value): Call avoid_overflow_infinity.
15109 (extract_range_from_assert): Likewise.
15111 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
15113 PR middle-end/31095
15114 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
15115 change the type before looking for a COMPOUND_EXPR.
15117 2007-05-22 Ian Lance Taylor <iant@google.com>
15119 * lower-subreg.c (decompose_multiword_subregs): If we change an
15120 insn, call remove_retval_note on it.
15122 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
15124 * regs.h (end_hard_regno): New function.
15125 (END_HARD_REGNO, END_REGNO): New macros.
15126 (add_to_hard_reg_set): New function.
15127 (remove_from_hard_reg_set): Likewise.
15128 (in_hard_reg_set_p): Likewise.
15129 (overlaps_hard_reg_set_p): Likewise.
15130 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
15131 (note_btr_set): Use END_HARD_REGNO.
15132 * caller-save.c (setup_save_areas): Use end_hard_regno.
15133 (mark_set_regs): Use END_HARD_REGNO.
15134 (add_stored_regs): Use end_hard_regno.
15135 (mark_referenced_regs): Use add_to_hard_reg_set.
15136 * combine.c (update_table_tick): Use END_REGNO.
15137 (record_value_for_reg): Likewise.
15138 (record_dead_and_set_regs): Likewise.
15139 (get_last_value_validate): Likewise.
15140 (use_crosses_set_p): Likewise.
15141 (reg_dead_at_p_1): Likewise.
15142 (reg_dead_at_p): Likewise.
15143 (mark_used_regs_combine): Use add_to_hard_reg_set.
15144 (move_deaths): Use END_HARD_REGNO.
15145 (reg_bitfield_target_p): Use end_hard_regno.
15146 (distribute_notes): Use END_HARD_REGNO.
15147 * cse.c (mention_regs): Use END_REGNO.
15148 (insert): Use add_to_hard_reg_set.
15149 (invalidate): Use END_HARD_REGNO.
15150 (invalidate_for_call): Likewise.
15151 (exp_equiv_p): Use END_REGNO.
15152 (cse_insn): Likewise.
15153 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
15154 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
15155 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
15156 * function.c (keep_stack_depressed): Use end_hard_regno.
15157 * global.c (global_alloc): Use end_hard_regno.
15158 (global_conflicts): Use add_to_hard_reg_set instead of
15160 (find_reg): Likewise.
15161 (mark_reg_store): Likewise.
15162 (mark_reg_conflicts): Likewise.
15163 (mark_reg_death): Use remove_from_hard_reg_set.
15164 (mark_reg_live_nc): Delete.
15165 (set_preference): Use end_hard_regno.
15166 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
15167 remove_from_hard_reg_set.
15168 (post_mark_life): Use add_to_hard_reg_set.
15169 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
15170 (reg_becomes_live): Use add_to_hard_reg_set.
15171 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
15172 (peep2_find_free_register): Use add_to_hard_reg_set.
15173 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
15174 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
15175 * regrename.c (note_sets): Use add_to_hard_reg_set.
15176 (clear_dead_regs): Use remove_from_hard_reg_set.
15177 (regrename_optimize): Use add_to_hard_reg_set.
15178 (find_oldest_value_reg): Use in_hard_reg_set_p.
15179 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
15180 (hard_reg_set_here_p): Use end_hard_regno.
15181 (decompose): Likewise.
15182 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
15183 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
15184 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
15185 (mark_home_live): Use end_hard_regno.
15186 (spill_hard_reg): Likewise.
15187 (clear_reload_reg_in_use): Likewise.
15188 * reorg.c (delete_prior_computation): Use END_REGNO.
15189 * resource.c (update_live_status): Use END_HARD_REGNO.
15190 (mark_referenced_resources): Use add_to_hard_reg_set.
15191 (mark_set_resources): Likewise.
15192 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
15193 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
15194 (reg_overlap_mentioned_p): Likewise.
15195 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
15196 (covers_regno_no_parallel_p): Use END_REGNO.
15197 (find_regno_note): Likewise.
15198 (find_reg_fusage): Use END_HARD_REGNO.
15199 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
15200 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
15202 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
15204 * mode-switching.c (reg_dies): Change type of second argument to
15206 (optimize_mode_switching): Update accordingly.
15208 2007-05-22 Richard Sandiford <richard@codesourcery.com>
15210 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
15212 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
15213 (hard_reg_set_empty_p): ...these new functions.
15214 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
15215 GO_IF_HARD_REG_SUBSET.
15216 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
15217 instead of GO_IF_HARD_REG_EQUAL.
15218 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
15219 instead of GO_IF_HARD_REG_EQUAL.
15220 * global.c (find_reg): Use hard_reg_set_empty_p instead of
15221 GO_IF_HARD_REG_SUBSET.
15222 (modify_reg_pav): Use hard_reg_set_empty_p instead of
15223 GO_IF_HARD_REG_EQUAL.
15224 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
15225 of GO_IF_HARD_REG_SUBSET.
15226 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
15227 instead of GO_IF_HARD_REG_EQUAL.
15228 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
15229 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
15230 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
15231 of GO_IF_HARD_REG_SUBSET,
15232 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
15233 GO_IF_HARD_REG_SUBSET.
15234 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
15235 instead of GO_IF_HARD_REG_EQUAL.
15236 * config/sh/sh.c (push_regs, calc_live_regs): Use
15237 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
15238 (hard_regs_intersect_p): Delete.
15240 2007-05-22 Janis Johnson <janis187@us.ibm.com>
15242 * doc/sourcebuild.texi (Test Directives) Add dg-message.
15244 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
15245 Richard Henderson <rth@redhat.com>
15247 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
15249 (x86_64-*-*): Likewise.
15251 * i386/i386-modes.def (V2QI): New.
15253 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
15255 (override_options): Support SSE4.1.
15256 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
15257 (IX86_BUILTIN_BLENDPS): Likewise.
15258 (IX86_BUILTIN_BLENDVPD): Likewise.
15259 (IX86_BUILTIN_BLENDVPS): Likewise.
15260 (IX86_BUILTIN_PBLENDVB128): Likewise.
15261 (IX86_BUILTIN_PBLENDW128): Likewise.
15262 (IX86_BUILTIN_DPPD): Likewise.
15263 (IX86_BUILTIN_DPPS): Likewise.
15264 (IX86_BUILTIN_INSERTPS128): Likewise.
15265 (IX86_BUILTIN_MOVNTDQA): Likewise.
15266 (IX86_BUILTIN_MPSADBW128): Likewise.
15267 (IX86_BUILTIN_PACKUSDW128): Likewise.
15268 (IX86_BUILTIN_PCMPEQQ): Likewise.
15269 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
15270 (IX86_BUILTIN_PMAXSB128): Likewise.
15271 (IX86_BUILTIN_PMAXSD128): Likewise.
15272 (IX86_BUILTIN_PMAXUD128): Likewise.
15273 (IX86_BUILTIN_PMAXUW128): Likewise.
15274 (IX86_BUILTIN_PMINSB128): Likewise.
15275 (IX86_BUILTIN_PMINSD128): Likewise.
15276 (IX86_BUILTIN_PMINUD128): Likewise.
15277 (IX86_BUILTIN_PMINUW128): Likewise.
15278 (IX86_BUILTIN_PMOVSXBW128): Likewise.
15279 (IX86_BUILTIN_PMOVSXBD128): Likewise.
15280 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
15281 (IX86_BUILTIN_PMOVSXWD128): Likewise.
15282 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
15283 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
15284 (IX86_BUILTIN_PMOVZXBW128): Likewise.
15285 (IX86_BUILTIN_PMOVZXBD128): Likewise.
15286 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
15287 (IX86_BUILTIN_PMOVZXWD128): Likewise.
15288 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
15289 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
15290 (IX86_BUILTIN_PMULDQ128): Likewise.
15291 (IX86_BUILTIN_PMULLD128): Likewise.
15292 (IX86_BUILTIN_ROUNDPD): Likewise.
15293 (IX86_BUILTIN_ROUNDPS): Likewise.
15294 (IX86_BUILTIN_ROUNDSD): Likewise.
15295 (IX86_BUILTIN_ROUNDSS): Likewise.
15296 (IX86_BUILTIN_PTESTZ): Likewise.
15297 (IX86_BUILTIN_PTESTC): Likewise.
15298 (IX86_BUILTIN_PTESTNZC): Likewise.
15299 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
15300 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
15301 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
15302 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
15303 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
15304 (bdesc_ptest): New.
15305 (bdesc_sse_3arg): Likewise.
15306 (bdesc_2arg): Likewise.
15307 (bdesc_1arg): Likewise.
15308 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
15310 (ix86_expand_sse_4_operands_builtin): New.
15311 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
15312 smaller than 8 bits as the 2nd arg.
15313 (ix86_expand_sse_ptest): New.
15314 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
15315 (ix86_expand_vector_set): Support SSE4.1.
15316 (ix86_expand_vector_extract): Likewise.
15318 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
15319 __SSE4_1__ for -msse4.1.
15321 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
15322 (UNSPEC_INSERTPS): Likewise.
15323 (UNSPEC_DP): Likewise.
15324 (UNSPEC_MOVNTDQA): Likewise.
15325 (UNSPEC_MPSADBW): Likewise.
15326 (UNSPEC_PHMINPOSUW): Likewise.
15327 (UNSPEC_PTEST): Likewise.
15328 (UNSPEC_ROUNDP): Likewise.
15329 (UNSPEC_ROUNDS): Likewise.
15331 * config/i386/i386.opt (msse4.1): New for SSE4.1.
15333 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
15334 (const_pow2_1_to_32768_operand): Likewise.
15336 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
15339 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
15341 (sse4_1_insertps): Likewise.
15342 (*sse4_1_extractps): Likewise.
15343 (sse4_1_ptest): Likewise.
15344 (sse4_1_mulv2siv2di3): Likewise.
15345 (*sse4_1_mulv4si3): Likewise.
15346 (*sse4_1_smax<mode>3): Likewise.
15347 (*sse4_1_umax<mode>3): Likewise.
15348 (*sse4_1_smin<mode>3): Likewise.
15349 (*sse4_1_umin<mode>3): Likewise.
15350 (sse4_1_eqv2di3): Likewise.
15351 (*sse4_1_pinsrb): Likewise.
15352 (*sse4_1_pinsrd): Likewise.
15353 (*sse4_1_pinsrq): Likewise.
15354 (*sse4_1_pextrb): Likewise.
15355 (*sse4_1_pextrb_memory): Likewise.
15356 (*sse4_1_pextrw_memory): Likewise.
15357 (*sse4_1_pextrq): Likewise.
15358 (sse4_1_blendpd): Likewise.
15359 (sse4_1_blendps): Likewise.
15360 (sse4_1_blendvpd): Likewise.
15361 (sse4_1_blendvps): Likewise.
15362 (sse4_1_dppd): Likewise.
15363 (sse4_1_dpps): Likewise.
15364 (sse4_1_movntdqa): Likewise.
15365 (sse4_1_mpsadbw): Likewise.
15366 (sse4_1_packusdw): Likewise.
15367 (sse4_1_pblendvb): Likewise.
15368 (sse4_1_pblendw): Likewise.
15369 (sse4_1_phminposuw): Likewise.
15370 (sse4_1_extendv8qiv8hi2): Likewise.
15371 (*sse4_1_extendv8qiv8hi2): Likewise.
15372 (sse4_1_extendv4qiv4si2): Likewise.
15373 (*sse4_1_extendv4qiv4si2): Likewise.
15374 (sse4_1_extendv2qiv2di2): Likewise.
15375 (*sse4_1_extendv2qiv2di2): Likewise.
15376 (sse4_1_extendv4hiv4si2): Likewise.
15377 (*sse4_1_extendv4hiv4si2): Likewise.
15378 (sse4_1_extendv2hiv2di2): Likewise.
15379 (*sse4_1_extendv2hiv2di2): Likewise.
15380 (sse4_1_extendv2siv2di2): Likewise.
15381 (*sse4_1_extendv2siv2di2): Likewise.
15382 (sse4_1_zero_extendv8qiv8hi2): Likewise.
15383 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
15384 (sse4_1_zero_extendv4qiv4si2): Likewise.
15385 (*sse4_1_zero_extendv4qiv4si2): Likewise.
15386 (sse4_1_zero_extendv2qiv2di2): Likewise.
15387 (*sse4_1_zero_extendv2qiv2di2): Likewise.
15388 (sse4_1_zero_extendv4hiv4si2): Likewise.
15389 (*sse4_1_zero_extendv4hiv4si2): Likewise.
15390 (sse4_1_zero_extendv2hiv2di2): Likewise.
15391 (*sse4_1_zero_extendv2hiv2di2): Likewise.
15392 (sse4_1_zero_extendv2siv2di2): Likewise.
15393 (*sse4_1_zero_extendv2siv2di2): Likewise.
15394 (sse4_1_roundpd): Likewise.
15395 (sse4_1_roundps): Likewise.
15396 (sse4_1_roundsd): Likewise.
15397 (sse4_1_roundss): Likewise.
15398 (mulv4si3): Don't expand for SSE4.1.
15399 (smax<mode>3): Likewise.
15400 (umaxv4si3): Likewise.
15401 (uminv16qi3): Likewise.
15402 (umin<mode>3): Likewise.
15403 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
15405 * doc/extend.texi: Document SSE4.1 built-in functions.
15407 * doc/invoke.texi: Document -msse4.1.
15409 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
15411 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
15412 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
15413 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
15414 (ASM_SPEC): Add asm_pcrel_spec.
15415 (EXTRA_SPECS): Add asm_pcrel_spec.
15417 2007-05-21 David Daney <ddaney@avtrex.com>
15419 * doc/install.texi (Building a cross compiler): Add requirements
15420 for Java cross compiler.
15422 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15424 PR middle-end/31995
15425 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
15426 Add loopno argument. Use evolution_function_is_invariant_rec_p
15427 instead of evolution_function_is_constant_p.
15428 Update calls to evolution_function_is_affine_multivariate_p.
15429 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
15430 Add loopno argument.
15431 * tree-scalar-evolution.c (gather_chrec_stats): Call
15432 evolution_function_is_affine_multivariate_p with a loop
15434 * tree-data-ref.c (analyze_miv_subscript): Likewise.
15435 (analyze_overlapping_iterations): Likewise.
15436 (access_functions_are_affine_or_constant_p): Likewise.
15437 (build_classic_dist_vector_1): If the access functions
15438 are equal, don't do anything.
15440 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
15441 Paolo Carlini <pcarlini@suse.de>
15442 Uros Bizjak <ubizjak@gmail.com>
15444 * c-cppbuiltin.c (c_cpp_builtins): Define
15445 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
15446 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
15447 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
15448 * doc/cpp.texi ([Standard Predefined Macros]): Document.
15450 2007-05-21 Mike Stump <mrs@apple.com>
15452 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
15454 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
15456 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
15458 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
15459 implementation if __OPTIMIZE__ is not defined.
15460 (_mm_alignr_pi8): Ditto.
15461 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
15462 (_mm_inserti_si64): Ditto.
15463 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
15464 (_mm_slli_epi16): Ditto.
15465 (_mm_slli_epi32): Ditto.
15466 (_mm_slli_epi64): Ditto.
15467 (_mm_srai_epi16): Ditto.
15468 (_mm_srai_epi32): Ditto.
15469 (_mm_srli_si128): Ditto.
15470 (_mm_slli_si128): Ditto.
15471 (_mm_srli_epi16): Ditto.
15472 (_mm_srli_epi32): Ditto.
15473 (_mm_srli_epi64): Ditto.
15474 (_mm_extract_epi16): Ditto.
15475 (_mm_insert_epi16): Ditto.
15476 (_mm_shufflehi_epi16): Ditto.
15477 (_mm_shufflelo_epi16): Ditto.
15478 (_mm_shuffle_epi32): Ditto.
15479 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
15480 (_m_pextrw): Ditto.
15481 (_mm_insert_pi16): Ditto.
15482 (_m_pinsrw): Ditto.
15483 (_mm_shuffle_pi16): Ditto.
15484 (_m_pshufw): Ditto.
15485 (_mm_shufle_ps): Ditto.
15486 (_mm_prefetch): Ditto.
15488 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
15490 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
15491 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
15492 * real.c (encode_i370_single, decode_i370_single,
15493 encode_i370_double, decode_i370_double): Functions removed.
15494 (i370_single_format, i370_double_format): Initializations removed.
15495 (real_maxval, round_for_format, exact_real_truncate, significand_size):
15496 Consider the log2_b field to always be one.
15497 (ieee_single_format, mips_single_format, coldfire_single_format,
15498 ieee_double_format, mips_double_format, coldfire_double_format,
15499 ieee_extended_motorola_format, ieee_extended_intel_96_format,
15500 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
15501 ibm_extended_format, mips_extended_format, ieee_quad_format,
15502 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
15503 decimal_single_format, decimal_double_format, decimal_quad_format,
15504 c4x_single_format, c4x_extended_format, real_internal_format): Remove
15505 initialization of log2_b.
15506 * real.h (i370_single_format, i370_double_format): Declarations
15508 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
15509 field to always be one.
15511 2007-05-21 Andreas Schwab <schwab@suse.de>
15513 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
15514 NOTE_INSN_BASIC_BLOCK_P.
15515 (process_for_unwind_directive): Likewise.
15517 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
15519 * builtins.c (expand_builtin_setjmp_setup): Update comment.
15520 * function.h (struct function): Move va_list_gpr_size,
15521 va_list_fpr_size, function_frequency to front of bitfields. Add
15523 (current_function_calls_unwind_init): New.
15524 * except.c (expand_builtin_unwind_init): Set
15525 current_function_calls_unwind_init not
15526 current_function_has_nonlocal_label.
15527 * reload1.c (has_nonexceptional_receiver): New.
15528 (reload): Use it and current_function_calls_unwind_init to
15529 determine whether call-saved regs must be saved.
15531 2007-05-20 Jan Hubicka <jh@suse.cz>
15533 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
15534 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15535 * ddg.c (create_ddg): LIkewise.
15536 * final.c (final): Remove hunk moving line number notes around since
15537 they are no longer present at this stage.
15538 (final_scan_insn): Use NOTE_KIND instead of
15539 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15540 (output_asm_label): Likewise.
15541 * reorg.c (dbr_schedule): Likewise.
15542 * haifa-sched.c (unlink_other_notes): Likewise.
15543 * mode-switching.c (optimize_mode_switching): Likewise.
15544 * graph.c (start_bb): Likewise.
15545 * rtl.def (NOTE): Update description.
15546 * jump.c (squeeze_notes): Delete.
15547 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
15548 NOTE_INSN_BASIC_BLOCK_P when possible.
15549 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
15550 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
15551 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15552 (dwarf2out_var_location): Likewise.
15553 * cfgbuild.c (make_edges): Likewise.
15554 (find_basic_blocks_1): Likewise.
15555 * function.c (reorder_blocks_1): Likewise.
15556 (epilogue_done): Likewise.
15557 (reposition_prologue_and_epilogue_notes): Likewise.
15558 * print-rtl.c (print_rtx): Likewise; drop code for printing
15560 (print_rtl): Likewise.
15561 (print_rtl_single): Likewise.
15562 * gcse.c (insert_insn_start_bb): Likewise.
15563 * alias.c (init_alias_analysis): Likewise.
15564 * calls.c (fixup_tail_calls): Likewise.
15565 * except.c (sjlj_emit_function_enter): Likewise.
15566 * emit-rtl.c (add_insn_after): Likeiwse.
15567 (emit_label_before): Likewise.
15568 (emit_label_after): Likewise.
15569 (emit_note_before, emit_note_after, emit_note): Update
15570 parameter to be enum insn_note; do not deal with source
15572 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
15573 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
15575 (merge_blocks_move_successor_nojumps): Simplify now when
15576 we don't have BLOCK notes.
15577 (try_optimize_cfg): Likewise.
15578 * cfglayout.c (skip_insns_after_block): Likewise.
15579 (record_effective_endpoints): Likewise.
15580 (duplicate_insn_chain): Likewise.
15581 * varasm.c (output_constant_pool_1): Likewise.
15582 * sched-deps.c (sched_analyze): Likewise.
15583 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
15585 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
15586 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
15587 (SET_INSN_DELETED): Simplify.
15588 (NOTE_LINE_NUMBER): Exterminate.
15589 (NOTE_LINE_KIND): New.
15590 (NOTE_INSN_BASIC_BLOCK_P): Update.
15591 (enum insn_note): Simplify.
15592 (GET_NOTE_INSN_NAME) Simplify.
15593 (emit_note_before, emit_note_after, emit_note): Update prototype.
15594 (squeeze_notes): Remove.
15595 * sched-int.h (NOTE_NOT_BB_P): Update.
15596 * resource.c (mark_target_live_regs): Update.
15597 * sched-rgn.c (debug_dependencies): Update.
15598 * sched-vis.c (print_insn): Update.
15599 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
15600 * config/i386/i386.c (ix86_output_function_epilogue): Update.
15601 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
15602 (TARGET_ADJUST_UNROLL_MAX): Likewise.
15603 (split_branches): Update.
15604 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
15606 (sh_adjust_unroll_max): Exterminate.
15607 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
15608 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
15609 (m68hc11_reorg): Likewise.
15610 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
15611 (emit_predicate_relation_info): Update.
15612 (process_for_unwind_directive): Update.
15613 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
15614 (output_call): Update.
15615 * config/pa/pa.c (output_lbranch): Update.
15616 (output_millicode_call): Update.
15617 (output_call): Update.
15618 (pa_combine_instructions): Update.
15619 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
15620 * config/bfin/bfin.c (gen_one_bundle): Update.
15621 * cfgrtl.c (can_delete_note_p): Update.
15622 (delete_insn): Update.
15623 (rtl_merge_blocks): Update.
15624 (commit_one_edge_insertion): Update.
15625 (rtl_verify_flow_info): Update.
15626 * stmt.c (expand_case): Do not call squeeze_notes.
15628 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15635 * c.opt (Wtype-limits): New.
15636 * doc/invoke.texi (Wtype-limits): Document it.
15637 (Wextra): Enabled by -Wextra.
15638 * c-opts.c (c_common_post_options): Enabled by -Wextra.
15639 * c-common.c (shorten_compare): Warn with Wtype-limits.
15641 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
15643 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
15644 inlined function, not as a macro.
15645 (_mm_alignr_pi8): Ditto.
15646 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
15647 (_mm_inserti_si64): Ditto.
15648 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
15649 (_mm_extract_epi16): Ditto.
15650 (_mm_insert_epi16): Ditto.
15651 (_mm_shufflehi_epi16): Ditto.
15652 (_mm_shufflelo_epi16): Ditto.
15653 (_mm_shuffle_epi32): Ditto.
15654 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
15655 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
15657 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
15659 (_m_to_float): Use C89 compatible assignment.
15661 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
15664 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
15666 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15669 * doc/invoke.texi (Wreturn-type): Complete description.
15670 (Wextra): Delete item about return-type warning.
15671 * c-decl.c: Delete redundant Wextra warning.
15673 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
15676 * config/i386/pmmintrin.h: Do not include xmmintrin.h
15677 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
15678 inlined function, not as a macro.
15679 (_mm_prefetch): Ditto.
15680 (_m_pextrw): Ditto.
15681 (_mm_insert_pi16): Ditto.
15682 (_m_pinsrw): Ditto.
15683 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
15684 (_m_pshufw): Ditto. Add const to __N argument.
15685 (_mm_shufle_ps): Ditto. Add const to __mask argument.
15686 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
15687 (_mm_slli_epi32): Ditto.
15688 (_mm_srli_si128): Implement as always inlined function, not as a
15689 macro. Add __inline to function declaration.
15690 (_mm_slli_si128): Ditto.
15692 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
15694 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
15695 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
15697 (struct fenv): New structure.
15698 (FP_HANDLE_EXCEPTIONS): New define.
15699 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
15700 (_FP_DECL_EXP): New define.
15701 (FP_INIT_ROUNDMODE): New define.
15702 (FP_ROUNDMODE): New define.
15704 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15706 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
15707 (Wconversion): Update description.
15708 (Wconversion-sign): New.
15709 * c.opt (Wconversion-sign): New.
15710 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
15711 means disabled for C++. Otherwise, take the status of Wconversion.
15712 * c-common.c (conversion_warning): Warn with either Wconversion or
15714 (warnings_for_convert_and_check): Conditions are already checked by
15715 conversion_warning.
15716 (convert_and_check): Don't check warnings if the conversion failed.
15718 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
15719 Anatoly Sokolov <aesok@dol.ru>
15721 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
15722 avr_epilogue_uses) : Add declaration.
15723 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
15724 * config/avr/constraints.md (R): New constraint.
15725 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
15726 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
15727 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
15728 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
15729 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
15730 call_prologue_saves, epilogue_restores, return_from_epilogue,
15731 return_from_main_epilogue, return_from_interrupt_epilogue,
15732 return_from_naked_epilogue, prologue, epilogue): New patterns.
15733 (jump): Handle symbol reference.
15734 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
15735 avr_output_function_prologue, avr_output_function_epilogue): Remove
15737 (avr_init_machine_status, expand_prologue, expand_epilogue,
15738 avr_asm_function_end_prologue, avr_epilogue_uses,
15739 avr_asm_function_begin_epilogue): New functions.
15740 (prologue_size, epilogue_size, jump_tables_size): Remove global
15742 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
15743 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
15744 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
15745 (avr_override_options): Initialise init_machine_status.
15746 (output_movhi): Handle all stack pointer loads.
15747 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
15748 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
15749 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
15750 (EPILOGUE_USES) Redefine.
15751 (machine_function) Declare.
15753 2007-05-19 Richard Sandiford <richard@codesourcery.com>
15755 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
15756 Use a single return statement.
15758 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15760 PR middle-end/30250
15761 * builtins.c (do_mpfr_lgamma_r): New.
15762 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
15763 * tree.h (CASE_FLT_FN_REENT): New.
15765 2007-05-18 Geoffrey Keating <geoffk@apple.com>
15767 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
15768 (output_die): Use 'unsigned long' with %x.
15769 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
15770 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
15771 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
15773 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
15775 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
15780 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
15781 true if function has no argument.
15783 2007-05-18 DJ Delorie <dj@redhat.com>
15785 * config/mips/mips.c (mips_offset_within_alignment_p): New.
15786 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
15788 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
15790 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
15791 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
15792 count_trailing_zeros.
15793 (__i386__): Implement count_leading_zeros using __builtin_clz().
15794 Implement count_trailing_zeros usign __builtin_ctz().
15796 2007-05-18 Richard Sandiford <richard@codesourcery.com>
15798 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
15800 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
15802 PR middle-end/31344
15803 * expr.c (emit_move_change_mode): Change mode of push operands here.
15805 2007-05-17 Ian Lance Taylor <iant@google.com>
15807 PR tree-optimization/31953
15808 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
15809 Change all callers.
15810 (set_value_range_to_null): Call set_value_range_to_value.
15811 (extract_range_from_comparison): Likewise.
15813 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15815 * toplev.c (print_version): Output GMP/MPFR version info.
15817 * builtins.c (CASE_MATHFN_REENT): New macro.
15818 (mathfn_built_in): Use it.
15819 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
15820 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
15821 BUILT_IN_LGAMMAL_R): New.
15822 * doc/extend.texi: Document new builtins.
15824 PR middle-end/31796
15825 * builtins.c (do_mpfr_remquo): New.
15826 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
15827 (fold_builtin_3): Handle BUILT_IN_REMQUO.
15829 PR middle-end/30251
15830 * builtins.c (fold_builtin_1): Handle y0, y1.
15831 (fold_builtin_2): Handle yn.
15833 PR middle-end/30251
15834 * builtins.c (do_mpfr_bessel_n): New.
15835 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
15836 (fold_builtin_2): Handle BUILT_IN_JN.
15838 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
15841 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
15842 TYPE_PRECISION (intmax_type_node).
15844 2007-05-17 Steve Ellcey <sje@cup.hp.com>
15847 * reload.c (subst_reloads): Remove checking.
15849 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
15851 PR rtl-optimization/31691
15852 * combine.c (simplify_set): Build a new src pattern instead of
15853 substituting its operands in the COMPARE case.
15855 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
15857 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
15858 (execute_vrp): Preserve loops through jump threading.
15859 * tree-ssa-threadupdate.c (thread_single_edge,
15860 dbds_continue_enumeration_p, determine_bb_domination_status,
15861 thread_through_loop_header): New functions.
15862 (create_edge_and_update_destination_phis,
15863 create_edge_and_update_destination_phis): Set loops for the new blocks.
15864 (prune_undesirable_thread_requests): Removed.
15865 (redirect_edges): Do not pretend that redirect_edge_and_branch can
15867 (thread_block): Do not call prune_undesirable_thread_requests.
15869 (mark_threaded_blocks): Select edges to thread here.
15870 (thread_through_all_blocks): Take may_peel_loop_headers argument.
15871 Thread edges through loop headers independently.
15872 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
15873 * tree-pass.h (TODO_mark_first_instance): New.
15874 (first_pass_instance): Declare.
15875 * cfghooks.c (duplicate_block): Put the block to the original loop
15876 if copy is not specified.
15877 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
15878 jump threading. Pass may_peel_loop_headers to
15879 thread_through_all_blocks according to first_pass_instance.
15880 * cfgloop.h (create_preheader): Declare.
15881 * tree-flow.h (thread_through_all_blocks): Declaration changed.
15882 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
15883 * passes.c (first_pass_instance): New variable.
15884 (next_pass_1): Set TODO_mark_first_instance.
15885 (execute_todo): Set first_pass_instance.
15887 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
15889 PR tree-optimization/24659
15890 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
15891 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
15892 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
15893 OTI_vec_pack_ufix_trunc.
15894 (vec_unpacks_float_hi_optab): Define new macro.
15895 (vec_unpacks_float_lo_optab): Ditto.
15896 (vec_unpacku_float_hi_optab): Ditto.
15897 (vec_unpacku_float_lo_optab): Ditto.
15898 (vec_pack_sfix_trunc_optab): Ditto.
15899 (vec_pack_ufix_trunc_optab): Ditto.
15900 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
15901 and vec_pack_[s|u]fix_trunc_optab using
15902 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
15903 * tree-vectorizer.c (supportable_widening_operation): Handle
15904 FLOAT_EXPR and CONVERT_EXPR. Update comment.
15905 (supportable_narrowing_operation): New function.
15906 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
15907 * tree-vect-transform.c (vectorizable_conversion): Handle
15908 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
15909 (vect_gen_widened_results_half): Move before vectorizable_conversion.
15910 (vectorizable_type_demotion): Call supportable_narrowing_operation()
15911 to check for target support.
15912 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
15913 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
15914 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
15915 for VEC_PACK_FIX_TRUNC_EXPR.
15916 (expand_binop): Special case mode of the result for
15917 vec_pack_[u|s]fix_trunc_optab.
15918 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
15919 vec_pack_[u|s]fix_trunc_optab.
15921 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
15922 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
15923 * tree-pretty-print.c (dump_generic_node): Handle
15924 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
15925 VEC_PACK_FIX_TRUNC_EXPR.
15927 * expr.c (expand_expr_real_1): Ditto.
15928 * tree-inline.c (estimate_num_insns_1): Ditto.
15929 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15931 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
15932 (vec_unpacks_float_lo_v8hi): Ditto.
15933 (vec_unpacku_float_hi_v8hi): Ditto.
15934 (vec_unpacku_float_lo_v8hi): Ditto.
15935 (vec_unpacks_float_hi_v4si): Ditto.
15936 (vec_unpacks_float_lo_v4si): Ditto.
15937 (vec_pack_sfix_trunc_v2df): Ditto.
15939 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
15941 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
15942 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
15943 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
15944 [vec_pack_ufix_trunc]: Ditto.
15945 [vec_unpacks_float_hi]: Ditto.
15946 [vec_unpacks_float_lo]: Ditto.
15947 [vec_unpacku_float_hi]: Ditto.
15948 [vec_unpacku_float_lo]: Ditto.
15950 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
15952 * soft-fp/README: Update for new files.
15953 * soft-fp/floattisf.c: New file.
15954 * soft-fp/floattidf.c: New file.
15955 * soft-fp/floattitf.c: New file.
15956 * soft-fp/floatuntisf.c: New file.
15957 * soft-fp/floatuntidf.c: New file.
15958 * soft-fp/floatuntitf.c: New file.
15959 * soft-fp/fixsfti.c: New file.
15960 * soft-fp/fixdfti.c: New file.
15961 * soft-fp/fixtfti.c: New file.
15962 * soft-fp/fixunssfti.c: New file.
15963 * soft-fp/fixunsdfti.c: New file.
15964 * soft-fp/fixunstfti.c: New file.
15965 * soft-fp/extendxftf.c: New file.
15966 * soft-fp/trunctfxf.c: New file.
15968 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
15969 (__trunctfxf2): Ditto.
15971 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
15972 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
15973 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
15974 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
15975 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
15976 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
15978 * config/i386/t-fprules-softfp64: New file.
15979 * config/i386/sfp-machine.h: New file.
15980 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
15981 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
15982 and soft-fp/t-softfp to tmake_file.
15983 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
15984 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
15986 * config/i386/t-linux64 (softfp_wrap_start): New.
15987 (softfp_wrap_end): New.
15988 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
15989 supported for TARGET_64BIT.
15991 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
15993 * c-common.c (c_common_signed_or_unsigned_type): Emulate
15994 c_common_unsigned_type behavior.
15996 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
15998 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
16001 2007-05-16 Eric Christopher <echristo@apple.com>
16003 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
16004 saving after stack push. Set sp_offset whenever we push.
16005 (rs6000_emit_epilogue): Move altivec register restore before
16008 2007-05-16 Richard Sandiford <richard@codesourcery.com>
16010 * configure.ac: Allow sysroots to be relocated under $prefix as
16011 well as $exec_prefix.
16012 * configure: Regenerate.
16014 2007-05-16 Richard Sandiford <richard@codesourcery.com>
16018 2007-05-12 Richard Sandiford <richard@codesourcery.com>
16020 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
16021 (gcc_tooldir): Likewise.
16022 * configure: Regenerate.
16023 * Makefile.in (libsubdir_to_prefix): New variable, based on the
16024 old configure.ac gcc_tooldir setting.
16025 (prefix_to_exec_prefix): New variable.
16026 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
16027 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
16029 2007-05-14 Janis Johnson <janis187@us.ibm.com>
16031 * c-typeck.c (build_binary_op): Return early for error.
16033 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
16035 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
16036 struct nb_iter_bound.
16037 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
16038 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
16039 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
16040 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
16041 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
16042 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
16043 (del_scev_info): Use ggc_free.
16044 (scev_initialize): Allocate scalar_evolution_info in gc memory.
16045 * loop-init.c: Include ggc.h.
16046 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
16047 (loop_optimizer_finalize): Use ggc_free.
16048 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
16049 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
16050 pass_iv_optimize): Add TODO_ggc_collect.
16051 * function.h (struct function): Remove skip marker from
16053 * cfgloop.c: Include ggc.h.
16054 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
16056 (establish_preds): Vector superloops is gc allocated.
16057 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
16059 (flow_loops_find): Vector larray is gc allocated.
16060 (loop_exit_free): Use ggc_free.
16061 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
16062 that head of exits list is now not a part of struct loop.
16063 (record_loop_exits): Allocate exits table in gc memory.
16064 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
16065 that head of exits list is now not a part of struct loop.
16066 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
16067 struct loop_exit): Add GTY marker.
16068 (struct loop): Add GTY marker. Make superloops vector gc allocated.
16069 Add skip marker to aux field. Make head of exits list a separate
16071 (struct loops): Add GTY marker. Make larray vector gc allocated.
16072 Add param marker to exits table.
16073 (get_loops): Type changed.
16074 * Makefile.in (tree-scalar-evolution.o): Add
16075 gt-tree-scalar-evolution.h dependency.
16076 (cfgloop.o, loop-init.o): Add ggc.h dependency.
16077 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
16078 * basic-block.h (struct basic_block_def): Remove skip marker from
16081 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
16083 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
16084 of 0 in the call to expand_expr().
16085 (expand_builtin_mathfn_3): Ditto.
16086 (expand_builtin_interclass_mathfn): Ditto.
16087 (expand_builtin_cexpi): Ditto.
16088 (expand_builtin_int_roundingfn): Ditto.
16089 (expand_builtin_int_roundingfn_2): Ditto.
16090 (expand_builtin_pow): Ditto.
16091 (expand_builtin_powi): Ditto.
16092 (expand_builtin_bswap): Ditto.
16093 (expand_builtin_unop): Ditto.
16094 (expand_builtin_fabs): Ditto.
16095 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
16096 the call to expand_expr().
16097 (expand_builtin_sync_operation): Ditto.
16098 (expand_builtin_compare_and_swap): Ditto.
16099 (expand_builtin_lock_test_and_set): Ditto.
16100 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
16101 instead of 0 in the call to expand_expr().
16102 (expand_builtin_extract_return_addr): Ditto.
16103 (expand_builtin_eh_return): Ditto.
16104 (expand_eh_return): Ditto.
16105 * explow.c (expr_size): Ditto.
16106 * expr.c (optimize_bitfield_assignment_op): Ditto.
16107 (expand_assignement): Ditto.
16108 (store_expr): Ditto.
16109 (store_field): Ditto.
16110 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
16111 the call to expand_expr().
16112 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
16113 in the call to expand_expr().
16114 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
16115 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
16116 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
16118 * optabs.c (expand_vec_shift_expr): Ditto.
16119 (expand_vec_cond_expr): Ditto.
16120 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
16121 call to expand_expr().
16122 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
16123 in the call to expand_expr().
16125 2007-05-14 Dave Korn <dave.korn@artimi.com>
16127 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
16129 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
16131 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
16132 instead of c_common_unsigned_type.
16133 (c_common_unsigned_type): Remove.
16134 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
16135 c_common_unsigned_type.
16136 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
16137 c_common_unsigned_type.
16138 * c-common.h (c_common_unsigned_type): Remove.
16139 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
16140 c_common_unsigned_type.
16141 * c-format.c (check_format_types): Use unsigned_type_for instead of
16142 c_common_unsigned_type.
16143 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
16144 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
16145 of c_common_unsigned_type.
16146 * convert.c (convert_to_integer): Use unsigned_type_for instead of
16147 lang_hooks.types.unsigned_type.
16148 * expmed.c (make_tree): Use unsigned_type_for instead of
16149 lang_hooks.types.unsigned_type.
16150 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
16151 lang_hooks.types.unsigned_type.
16152 (build_range_check): Likewise.
16153 (fold_unary): Likewise.
16154 (fold_binary): Likewise.
16155 (fold_ternary): Likewise.
16156 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
16157 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
16158 * tree.c (get_unsigned_type): New.
16159 (unsigned_type_for): Use get_unsigned_type instead of
16160 lang_hooks.types.unsigned_type.
16162 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
16164 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
16165 to m68k_get_function_kind. Update its prototype.
16166 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
16168 (m68k_interrupt_function_p): Return enum m68k_function_type
16169 instead of bool. Rename to m68k_get_function_kind.
16170 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
16171 target is not fido.
16172 (m68k_compute_frame_layout): Don't mark any register for save
16173 if an interrupt_thread attribute is specified.
16174 (m68k_hard_regno_rename_ok): Update a use of
16175 m68k_interrupt_function_p.
16176 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
16177 m68k_interrupt_function_p.
16178 (m68k_function_type): New.
16179 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
16180 for a function with an interrupt_thread attribute.
16181 * doc/extend.texi: Document the interrupt_thread attribute.
16183 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
16185 Fix PR tree-optimization/31911
16186 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
16187 if they didn't change the expression.
16189 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
16191 * tree-scalar-evolution.c (resolve_mixers): Exported.
16192 * tree-scalar-evolution.h (resolve_mixers): Declare.
16193 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
16194 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
16195 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
16196 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
16197 init_array_ref, init_pointer_ref, analyze_indirect_ref,
16198 strip_conversion, analyze_offset_expr, address_analysis,
16199 object_analysis, analyze_offset): Removed.
16200 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
16201 split_constant_offset, canonicalize_base_object_address,
16202 object_address_invariant_in_loop_p, disjoint_objects_p,
16203 dr_may_alias_p, dr_address_invariant_p): New functions.
16204 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
16205 and dr_analyze_alias.
16206 (initialize_data_dependence_relation): Use dr_may_alias_p
16207 and object_address_invariant_in_loop_p.
16208 (compute_self_dependence): Handle the case when
16209 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
16210 (find_data_references_in_stmt): Restrict the analysis of data
16211 references to the given loop nest.
16212 (find_data_references_in_loop): Made static. Pass loop nest to
16213 find_data_references_in_stmt.
16214 (compute_data_dependences_for_loop): Use DR_VOPS.
16215 (free_data_ref): Free DR_VOPS.
16216 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
16217 (struct innermost_loop_behavior): ... new.
16218 (struct base_object_info): Replaced by ...
16219 (struct indices): ... new.
16220 (struct dr_alias): New.
16221 (enum data_ref_type): Removed.
16222 (struct data_reference): Consist of struct innermost_loop_behavior,
16223 struct indices and struct dr_alias.
16224 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
16225 (DR_MEMTAG): Renamed to ...
16226 (DR_SYMBOL_TAG): ... this.
16227 (find_data_references_in_loop): Declaration removed.
16228 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
16229 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
16230 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
16231 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
16233 2007-05-13 Revital Eres <eres@il.ibm.com>
16235 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
16236 which walks virtual def-use chains to find redundant stores.
16237 (dse_optimize_stmt): Call it.
16239 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
16241 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
16242 * passes.c (init_optimization_passes): Move pass_jump_bypass
16245 * basic-block.h (bb_has_eh_pred): Fix style issue.
16247 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
16249 PR rtl-optimization/31848
16250 * loop-invariant.c (move_invariant_reg): If we move an insn
16251 with a REG_EQUAL note, and that insn is not always executed,
16252 remove the REG_EQUAL note.
16254 2007-05-12 Richard Guenther <rguenther@suse.de>
16256 PR tree-optimization/31797
16257 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
16258 propagate into a stmt that has volatile ops.
16260 2007-05-12 Richard Sandiford <richard@codesourcery.com>
16262 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
16263 (gcc_tooldir): Likewise.
16264 * configure: Regenerate.
16265 * Makefile.in (libsubdir_to_prefix): New variable, based on the
16266 old configure.ac gcc_tooldir setting.
16267 (prefix_to_exec_prefix): New variable.
16268 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
16269 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
16271 2007-05-11 Silvius Rus <rus@google.com>
16273 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
16274 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
16275 * c-common.h (strict_aliasing_warning): Change return type.
16276 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
16277 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
16278 (build_c_cast): Condition call to strict_aliasing_warning.
16279 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
16280 * flags.h (set_Wstrict_aliasing): Declare.
16281 * opts.c (set_Wstrict_alising): Define, add call to.
16282 * tree-flow.h (strict_aliasing_warning_backend): Declare.
16283 * tree-ssa-alias-warnings.c: New file.
16284 * tree-ssa-alias.c (compute_may_aliases): Add call to
16285 strict_aliasing_warning_backend.
16287 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
16289 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
16290 Use loop_depth and loop_outer accessor functions.
16291 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
16292 determine_invariantness_stmt, move_computations_stmt): Ditto.
16293 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
16294 add_loop, loopify, unloop, fix_loop_structure): Ditto.
16295 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
16296 * tree-scalar-evolution.c (interpret_loop_phi,
16297 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
16298 instantiate_parameters_1, scev_const_prop): Ditto.
16299 * cfghooks.c (make_forwarder_block): Ditto.
16300 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
16301 * modulo-sched.c (loop_canon_p): Ditto.
16302 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
16303 slpeel_can_duplicate_loop_p): Ditto.
16304 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
16305 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
16306 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
16307 cancel_loop, verify_loop_structure): Ditto.
16308 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
16309 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
16310 superloops vector instead of "pred" array.
16311 (establish_preds): Take father loop as an argument. Initialize the
16313 (flow_loop_tree_node_add): Pass father loop to establish_preds.
16314 Do not initialize loop->outer.
16315 (flow_loop_tree_node_remove): Truncate the superloops vector.
16316 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
16317 "pred" merged to "superloops" vector.
16318 (loop_depth, loop_outer): New.
16319 (fel_init): Use loop_outer.
16321 2007-05-11 Jan Hubicka <jh@suse.cz>
16323 * cgraphunit.c: Include gt-cgraphunit.h
16324 (static_ctors, static_dtors): New static vars.
16325 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
16326 based on implementation in c-common.c
16327 (cgraph_finalize_function): Call record_cdtor_fn.
16328 (cgraph_optimize): Call cgraph_build_cdtor_fns.
16329 * decl.c (finish_function): Do not call c_record_cdtor_fn.
16330 (c_write_global_declarations): Do not call c_build_cdtor_fns.
16331 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
16332 build_cdtor, c_build_cdtor_fns): Remove.
16333 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
16334 c_build_cdtor_fns): Remove prototype.
16336 2007-05-11 Paolo Carlini <pcarlini@suse.de>
16339 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
16340 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
16341 * builtins.c (fold_builtin_memchr): New.
16342 (expand_builtin_memchr): Call the latter.
16343 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
16344 * doc/extend.texi ([Other built-in functions provided by GCC]):
16347 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
16349 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
16350 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
16351 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
16352 PFPO_OP1_TYPE_SHIFT): Constants added.
16353 (DFP_ALL): Mode macro defined.
16354 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
16355 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
16356 Insn definitions added.
16357 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
16358 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
16361 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
16363 PR tree-optimization/31885
16364 * tree-chrec.c (chrec_contains_undetermined): Do not consider
16365 NULL_TREE to be undetermined.
16366 (automatically_generated_chrec_p): Return false for NULL.
16368 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
16370 * config/bfin/bfin.h (MOVE_RATIO): Define.
16372 2007-05-10 Richard Sandiford <richard@codesourcery.com>
16374 * config.gcc (sparc-wrs-vxworks): New target.
16375 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
16376 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
16377 * config/sparc/sparc.h: Include vxworks-dummy.h.
16378 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
16379 include LABEL_REFs too.
16380 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
16381 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
16383 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
16385 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
16386 (sparc_emit_call_insn): New function.
16387 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
16388 functions when generating VxWorks PIC.
16389 * config/sparc/sparc.md (vxworks_load_got): New pattern.
16390 (call, call_value): Use sparc_emit_call_insn instead of
16393 2007-05-09 Bob Wilson <bob.wilson@acm.org>
16395 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
16397 2007-05-09 Bob Wilson <bob.wilson@acm.org>
16399 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
16400 for floating-point values if HOST_BITS_PER_LONG > 32. Use
16401 split_double instead of operand_subword.
16403 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
16405 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
16406 * config/bfin/bfin.c (bfin_local_alignment): New function.
16407 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
16409 2007-05-08 Chao-ying Fu <fu@mips.com>
16411 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
16412 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
16413 (smsub_widen_optab, umsub_widen_optab): Define.
16414 * optabs.c (init_optabs): Initialize smsub_widen_optab and
16416 * genopinit.c (optabs): Fill in smsub_widen_optab and
16418 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
16419 and umsub_widen_optab to implement multiply-subtract sequences.
16420 * config/mips/mips.md (*msac<u>_di): Rename to...
16421 (<u>msubsidi4): ...this. Extend condition to include
16422 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
16423 of operand 0 to "ka" and use the three-operand form of msub<u>
16425 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
16428 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
16430 PR rtl-optimization/28011
16431 * reload.c (push_reload): Set dont_share if IN appears in OUT
16432 also when IN is a PLUS rtx.
16433 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
16436 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
16438 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
16439 call unshare_all_decls.
16440 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
16441 (unshare_all_decls): Remove.
16443 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
16446 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
16449 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
16450 Nigel Stephens <nigel@mips.com>
16452 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
16453 Update comments and all uses.
16454 (MIN_FPRS_PER_FMT): Define.
16455 * config/mips/mips.c (function_arg): Fix to correctly handle
16456 the -mips32r2 -mfp64 -mabi=32 case.
16457 (override_options): Enable use of odd-numbered registers for
16458 SFmode values on MIPS32.
16459 (mips_save_reg_p): Save whole floating-point register pair if
16460 either half is used.
16461 (compute_frame_size): Fix comment.
16463 2007-05-08 Jie Zhang <jie.zhang@analog.com>
16465 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
16466 argument of type bool.
16467 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
16468 argument. Safely select temporary P register according to it.
16469 (do_link): Change call site of add_to_reg accordingly.
16470 (do_unlink): Add epilogue_p as a fourth argument and pass it
16472 (expand_interrupt_handler_epilogue): Change call of do_unlink
16474 (bfin_expand_prologue): Add a third argument sibcall_p.
16475 * config/bfin/bfin.md (epilogue): Change call of
16476 bfin_expand_epilogue accordingly.
16477 (sibcall_epilogue): Likewise.
16478 (eh_return_internal): Likewise.
16480 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
16481 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
16482 * config/bfin/bfin.c (bfin_handle_option): Handle
16483 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
16484 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
16485 Support bf534, bf536 and bf561.
16486 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
16488 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
16491 * config/i386/i386.c (ix86_function_regparm): Process local
16492 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
16494 2007-05-07 Mike Stump <mrs@apple.com>
16496 * doc/invoke.texi (Warning Options): Document that -Wempty-body
16497 also checks for and while statements in C++.
16499 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
16501 * gcc.c (at_file_supplied): New variable.
16502 (main): Set it if we expanded argv.
16503 (do_spec_1): Pass an @-file to the linker if we were called with
16504 an @-file argument and HAVE_GNU_LD.
16505 * collect2.c (at_file_supplied): New variable.
16506 (response_file): New variable.
16507 (collect_exit): Unlink response_file if necessary.
16508 (handler): Likewise.
16509 (do_wait): Likewise.
16510 (main): Set at_file_supplied if we expanded argv.
16511 (collect_execute): Pass an @-file to subprocesses if we were called
16512 with an @-file argument.
16513 * configure.ac: Add define for HAVE_GNU_LD.
16514 * configure: Regenerate.
16515 * config.in: Regenerate.
16517 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
16519 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
16520 operand to HI mode.
16525 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
16527 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
16528 (TARGET_ENCODE_SECTION_INFO): Re-define.
16529 (m32c_encode_section_info): New
16530 (function_vector_handler): New
16531 (current_function_special_page_vector): New
16532 (m32c_special_page_vector_p): New.
16533 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
16535 * config/m32c/jump.md: Added instruction JSRS for functions
16536 with attribute "function_vector".
16537 * doc/extend.texi (function_vector): Added description
16538 for M16C, M32C targets.
16540 2007-05-07 DJ Delorie <dj@redhat.com>
16543 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
16544 ashrpsi3, lshrpsi3): Update shift count constraint.
16546 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
16547 Nathan Froyd <froydnj@codesourcery.com>
16550 * c-incpath.c (add_path): Strip trailing path separators.
16552 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
16554 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
16555 Free dominance info before purging EH edges.
16556 (eliminate_degenerate_phis): Likewise.
16557 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
16559 2007-05-07 Jan Hubicka <jh@suse.cz>
16561 * gimplify.c (gimplify_expr): Do not crash when folding
16562 (void *)(int)&a + 4.
16564 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16567 * c-opts.c (lang_fortran): Make it non static.
16568 * c-common.h (lang_fortran): New prototype.
16569 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
16570 -lang-fortran option was passed by the driver.
16572 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
16574 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
16575 of ASSERT_CHECKING. Tweak message.
16577 2007-05-06 Revital Eres <eres@il.ibm.com>
16580 * loop-unroll.c (insert_var_expansion_initialization):
16581 Initialize the expansions with -zero instead of +zero.
16583 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
16585 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
16586 into pic and non-pic versions. Mark r19 as used for
16587 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
16588 for tgd_load, tld_load and tie_load .
16589 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
16590 version of tgd_load, tld_load and tie_load depending on the
16593 2007-05-04 Ulrich Drepper <drepper@redhat.com>
16594 Jakub Jelinek <jakub@redhat.com>
16596 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
16597 (__do_global_dtors_aux): Use more paranoid loop to run
16598 destructors if HIDDEN_DTOR_LIST_END.
16599 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
16601 2007-05-04 Jakub Jelinek <jakub@redhat.com>
16603 * varasm.c (align_variable): Don't increase alignment for
16604 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
16605 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
16607 2007-05-04 Josh Conner <jconner@apple.com>
16609 * basic-block.h (cdi_direction): Assign values to all enumeration
16611 (dom_computed): Remove.
16612 (dom_info_state): New.
16613 (set_dom_info_availability): New.
16614 * tree-ssa-loop-im.c (determine_invariantness): Initialize
16615 walk_data.dom_direction.
16616 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
16617 instead of dom_computed[].
16618 (split_edge): Likewise.
16619 (create_basic_block): Likewise.
16620 (merge_blocks): Likewise.
16621 * ifcvt.c (find_if_header): Likewise.
16622 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
16623 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
16624 * tree-ssa.c (verify_ssa): Likewise.
16625 * tree-cfg.c (tree_verify_flow_info): Likewise.
16626 (remove_edge_and_dominated_blocks): Likewise.
16627 * dominance.c (dom_computed): Make static.
16628 (calc_dfs_tree_nonrec): Change third param to a bool.
16629 (calc_dfs_tree): Change second param to a bool.
16630 (calc_idioms): Change second param to a bool. Use
16631 dom_convert_dir_to_idx.
16632 (init_dom_info): Validate dir before using.
16633 (dom_convert_dir_to_idx): New.
16634 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
16635 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
16636 (free_dominance_info): Use dom_convert_dir_to_idx.
16637 (get_immediate_dominator): Likewise.
16638 (set_immediate_dominator): Likewise.
16639 (get_dominated_by): Likewise.
16640 (redirect_immediate_dominators): Likewise.
16641 (nearest_common_denominator): Likewise.
16642 (dominated_by_p): Likewise.
16643 (bb_dom_dfs_in): Likewise.
16644 (bb_dom_dfs_out): Likewise.
16645 (recount_dominator): Likewise.
16646 (iterate_fix_dominators): Likewise.
16647 (add_to_dominance_info): Likewise.
16648 (delete_from_dominance_info): Likewise.
16649 (first_dom_son): Likewise.
16650 (next_dom_son): Likewise.
16651 (dom_info_available_p): Likewise.
16652 (dom_info_state): New.
16653 (set_dom_info_availability): New.
16655 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
16657 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
16659 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
16661 2007-05-04 Bob Wilson <bob.wilson@acm.org>
16663 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
16664 (subdi3, subdi_carry): Delete.
16666 2007-05-04 Jan Hubicka <jh@suse.cz>
16667 Richard Guenther <rguenther@suse.de>
16669 * opts.c (decode_options): Do not fiddle with inlining
16670 parameters in case of optimizing for size.
16671 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
16672 for size do nothing.
16673 (cgraph_decide_inlining_of_small_function): When optimizing for
16674 size never inline functions increasing caller size.
16675 (cgraph_early_inlining): Inline for size when optimizing for size.
16677 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
16679 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
16680 logical operations piecewise.
16681 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
16682 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
16683 subdi_sesidi_di): Delete.
16684 (add_with_carry): Produce carry in CC instead of a DREG to shorten
16685 the generated sequence. Allow three-reg add in constraints. Rewrite
16686 the rtl expression for carry to avoid zero_extend of a constant.
16687 (sub_with_carry): New pattern.
16688 (adddi3, subdi3): Change into define_expand. For subtract, generate a
16689 different sequence not involving jumps.
16690 (notbi): Now a named pattern.
16692 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
16694 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
16695 Add the note about a significant loss of accuracy of some
16696 mathematical routines when these options are used.
16698 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16700 * haifa-sched.c (rtx_vec_t): New typedef.
16701 (contributes_to_priority_p): Extract piece of priority () into new
16703 (priority): Use the function. Add assertion.
16704 (rank_for_schedule, set_priorities): Add assertion to check that
16705 insn's priority is initialized.
16706 (clear_priorities, calc_priorities): Change signature. Make it update
16707 all relevant insns. Update all callers ('add_to_speculative_block ()'
16708 and 'create_block_check_twin ()').
16709 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
16710 Add new field 'priority_status'.
16711 (INSN_PRIORITY_STATUS): New macro.
16712 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
16714 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16716 * sched-ebb.c (debug_ebb_dependencies): New static function.
16717 (init_ready_list): Use it.
16719 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
16720 with changed signature and 'debug_rgn_dependencies ()'.
16721 (debug_rgn_dependencies): New static function.
16722 (init_ready_list): Use it.
16724 * sched-int.h (debug_dependencies): Declare.
16726 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
16728 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
16730 2007-05-04 Dirk Mueller <dmueller@suse.de>
16732 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
16734 2007-05-03 Jan Hubicka <jh@suse.cz>
16736 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
16737 ((T1)X op (T1)Y), for pointer type in more cases than before.
16739 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
16741 * tree-object-size.c (plus_expr_object_size): When operand size is
16742 unknown, return unknown.
16744 2007-05-03 Dirk Mueller <dmueller@suse.de>
16746 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
16748 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
16751 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
16753 2007-05-03 Janis Johnson <janis187@us.ibm.com>
16755 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
16757 2007-05-03 Joseph Myers <joseph@codesourcery.com>
16759 * config/soft-fp/double.h, config/soft-fp/extended.h,
16760 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
16761 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
16762 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
16763 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
16766 2007-05-03 Ian Lance Taylor <iant@google.com>
16768 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
16769 MASK_PPC_GFXOPT for 8540 or 8548.
16771 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
16773 * tree-vect-transform.c (vect_update_inits_of_drs): Use
16774 vect_print_dump_info() to output debug information.
16776 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
16779 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
16780 operands of size 2 when operand is not MEM_P.
16782 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
16784 PR tree-optimization/30565
16785 * lambda-code.c (perfect_nestify): Fix updating of dominators.
16787 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
16789 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
16790 (umulsi3_highpart): Use them.
16791 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
16792 for final accumulator to D regisster tranfser.
16794 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
16796 PR tree-optimization/31699
16797 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
16799 (vect_enhance_data_refs_alignment): Compute peel amount using
16800 TYPE_VECTOR_SUBPARTS instead of vf.
16801 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
16803 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
16806 * system.h: Remove inclusion of double-int.h
16807 * tree.h: Include double-int.h
16808 * gengtype.c: Likewise
16809 * cfgloop.h: Likewise
16810 * Makefile.in: Adjust dependencies on double-int.h
16812 2007-05-02 Eric Christopher <echristo@apple.com>
16814 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
16815 -shared to -Zdynamiclib.
16817 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
16820 * c-common.c (strip_pointer_or_array_types): New function.
16821 * c-common.h (strip_pointer_or_array_types): New function declaration.
16823 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
16825 PR tree-optimization/31771
16826 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
16828 2007-05-02 Paul Brook <paul@codesourcery.com>
16830 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
16832 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
16834 PR middle-end/29715
16835 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
16838 2007-05-02 Nick Clifton <nickc@redhat.com>
16840 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
16842 2007-05-02 Richard Guenther <rguenther@suse.de>
16844 PR tree-optimization/31146
16845 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
16846 argument, single_use_p. If we have a single use that is
16847 a conversion to the definition rhs type, propagate that rhs.
16848 (forward_propagate_addr_expr): Pass single_use_p argument
16849 to forward_propagate_addr_expr_1.
16851 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
16853 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
16856 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16858 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
16859 'AMD Family 10 core'.
16861 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16863 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
16864 and athlon64-sse3 as improved versions of k8, opteron and athlon64
16865 with SSE3 instruction set support.
16866 * doc/invoke.texi: Likewise.
16868 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16870 * config/i386/i386.c (override_options): Tuning 32-byte loop
16871 alignment for amdfam10 architecture. Increasing the max loop
16872 alignment to 24 bytes.
16874 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
16876 * config/m68k/constraints.md: New.
16877 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
16878 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16879 EXTRA_CONSTRAINT): Remove.
16880 * config/m68k/m68k.md: Include constraints.md.
16881 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
16883 2007-05-01 Ian Lance Taylor <iant@google.com>
16885 PR tree-optimization/31739
16886 * tree-vrp.c (vrp_val_is_max): New static function.
16887 (vrp_val_is_min): New static function.
16888 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
16890 (set_value_range): Use vrp_val_is_{max,min}.
16891 (extract_range_from_assert): Likewise.
16892 (extract_range_from_binary_expr): Likewise.
16893 (extract_range_from_unary_expr): Likewise.
16894 (dump_value_range, vrp_meet): Likewise.
16895 (vrp_visit_phi_node): Likewise.
16896 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
16898 2007-05-01 Mark Mitchell <mark@codesourcery.com>
16900 * config/i386/gmon-sol2.c (size_t): New type.
16901 (intptr_t): Likewise.
16902 (s_textsize): Declare as size_t.
16904 (monstartup): Use size_t for sizes.
16905 (_mcount): Save and restore registers.
16906 (internal_mcount): Pass 0 as the first argument to monstartup
16908 (moncontrol): Convert pointer to appropriately sized integer
16909 before passing to profil.
16911 2007-05-01 Joseph Myers <joseph@codesourcery.com>
16913 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
16914 __NO_FPRS__, not just if _SOFT_DOUBLE.
16915 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
16916 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
16917 also for E500 double.
16918 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
16919 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
16922 2007-05-01 Richard Guenther <rguenther@suse.de>
16924 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
16927 2007-05-01 Joseph Myers <joseph@codesourcery.com>
16929 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
16931 2007-05-01 Jan Hubicka <jh@suse.cz>
16933 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
16936 2007-05-01 Jan Hubicka <jh@suse.cz>
16938 * tree.h (maybe_fold_offset_to_component_ref): Remove.
16939 (maybe_fold_offset_to_reference): Declare.
16940 * fold-const.c (fold_unary): Do not fold
16941 (type *)&A into &A->field_of_type_and_offset_0
16942 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
16943 size is unknown, give up.
16944 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
16946 (maybe_fold_offset_to_reference): New.
16947 (maybe_fold_stmt_indirect): Use it.
16948 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
16949 * gimplify.c (gimplify_conversion): Canonicalize conversions to
16951 (gimplify_expr): Likewise for plus_expr.
16953 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
16955 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
16956 bsi_after_labels. Always insert statements before bsi.
16957 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
16958 * predict.c (apply_return_prediction): Check for empty blocks.
16959 * cfgexpand.c (lab_rtx_for_bb): New variable.
16960 (label_rtx_for_bb): Do not create new tree labels.
16961 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
16962 (tree_expand_cfg): Initialize lab_rtx_for_bb.
16963 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
16965 (label_for_bb): Add field used.
16966 (update_eh_label, main_block_label): Mark the label used.
16967 (cleanup_dead_labels): Remove unused labels.
16969 2007-05-01 Richard Guenther <rguenther@suse.de>
16971 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
16972 if it is not about to be set.
16973 (get_value_range): Do not pre-allocate equiv bitmap.
16974 (update_value_range): No need to clear equiv field.
16975 (add_equivalence): Change prototype to get bitmap pointer.
16976 Allocate bitmap here if it is not already.
16977 (extract_range_from_assert): Do not allocate bitmap here.
16978 Update callers to add_equivalence.
16979 (extract_range_from_ssa_name): Likewise.
16980 (get_vr_for_comparison): New static helper.
16981 (compare_name_with_value): Handle NULL equiv bitmap by
16982 peeling the first iteration of the comparison loop.
16983 Use get_vr_for_comparison.
16984 (compare_names): Handle NULL equiv bitmaps by using fake
16985 ones. Use get_vr_for_comparison.
16987 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
16989 * double-int.c (mpz_set_double_int): Moved from
16990 tree-ssa-loop-niter.c.
16991 (mpz_get_double_int): Likewise; also, add option to wrap
16992 out-of-range integers.
16993 * double-int.h: New prototypes for above.
16994 * tree.c (get_static_type_bounds): Moved from
16995 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
16996 TYPE_MAX_VALUE if they exist..
16997 * tree.h: New prototype for above.
16998 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
16999 get_type_bounds calls.
17000 (mpz_set_double_int): Move to double-int.c.
17001 (get_type_bounds): Move to tree.c, rename to
17002 get_static_type_bounds.
17003 (mpz_to_double_int): Move to double-int.c, rename to
17004 mpz_get_double_int.
17006 2007-04-30 Bob Wilson <bob.wilson@acm.org>
17008 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
17009 DIV0 exception can fall through to a normal return.
17011 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
17013 PR middle-end/22156
17014 Temporarily revert:
17015 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
17016 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
17017 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
17018 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
17019 initialize align to silence bogus warning.
17020 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
17021 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
17023 (struct sra_walk_fns): Remove use_all parameter from use.
17024 (sra_hash_tree): Handle BIT_FIELD_REFs.
17025 (sra_elt_hash): Don't hash bitfld blocks.
17026 (sra_elt_eq): Skip them in parent compares as well. Handle
17028 (sra_walk_expr): Don't maintain or pass down use_all_p.
17029 (scan_use): Remove use_all parameter.
17030 (scalarize_use): Likewise. Re-expand assignment to
17031 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
17032 output, and re-scalarize after output. Don't mark anything
17034 (scalarize_ldst): Adjust.
17035 (scalarize_walk_gimple_modify_statement): Likewise.
17036 (build_element_name_1): Handle BIT_FIELD_REFs.
17037 (instantiate_element): Don't warn for any element whose parent
17038 is used as a whole.
17039 (instantiate_missing_elements_1): Return the sra_elt.
17040 (canon_type_for_field): New.
17041 (try_instantiate_multiple_fields): New.
17042 (instantiate_missing_elemnts): Use them.
17043 (mark_no_warning): Removed.
17044 (generate_one_element_ref): Handle BIT_FIELD_REFs.
17045 (REPLDUP, sra_build_elt_assignment): New.
17046 (generate_copy_inout): Use them.
17047 (generate_element_copy): Likewise. Handle bitfld differences.
17048 (generate_element_zero): Don't recurse for blocks. Use
17049 sra_build_elt_assignment.
17050 (generate_one_element_int): Take elt instead of var. Use
17051 sra_build_elt_assignment.
17052 (generate_element_init_1): Adjust.
17053 (scalarize_use, scalarize_copy): Use REPLDUP.
17054 (scalarize_ldst): Move assert before dereference.
17055 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
17057 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
17060 * tree.c (reconstruct_complex_type): Reconstruct a reference
17062 Also use the same mode for the pointer as the old pointer type.
17064 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
17066 * doc/trouble.texi (Interoperation): Remove note about Ultrix
17069 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
17071 PR rtl-optimization/31676
17072 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
17073 (df_refs_record): Call it.
17075 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17077 * rtl.def (SS_ABS): New code.
17078 * config/bfin/bfin.c (print_operand): New modifier 'v'.
17079 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
17080 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
17081 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
17082 (bfin_init_builtins): Define them.
17083 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
17084 (bfin_expand_builtin): ... and handle the others here.
17085 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
17086 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
17087 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
17088 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
17089 operand is only HImode.
17091 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
17093 * regclass.c (scan_one_insn): Remove splitting of
17096 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
17097 Nigel Stephens <nigel@mips.com>
17099 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
17101 2007-04-28 Jan Hubicka <jh@suse.cz>
17103 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
17104 insn_locators_alloc instead of insn_locators_initialize;
17105 call reset_block_changes.
17106 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
17107 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
17108 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
17109 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
17110 * config/score/score.c (th_output_mi_thunk): Likewise.
17111 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
17112 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
17113 tolerate uninitialized locator info.
17116 * function.c (init_function_start): Don't init line number info.
17117 (expand_function_end): Update.
17118 (reset_block_changes, record_block_change, finalize_block_changes,
17119 check_block_change, free_block_changes): Kill.
17120 * function.h (reset_block_changes, record_block_change,
17121 finalize_block_changes, check_block_change, free_block_changes):
17123 (struct function): Remove ib_boundaries_block.
17124 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17125 Use curr_insn_locator to initialize locator.
17126 (emit_line_note): Remove.
17127 * cfgexpand.c (expand_gimple_cond_expr): Update.
17128 (construct_exit_block): Likewise.
17129 (tree_expand_cfg): Initialize/finalize locators.
17130 * expr.c (expand_expr_real): Update.
17131 * cfglayout.c (line_locators_locs, line_locators_lines,
17132 file_locators_locs, file_locators_files): Remove.
17133 (set_block_levels): Move to cfgexpand.c.
17134 (insn_locators_initialize): Remove.
17135 (pass_insn_locators_initialize): Remove.
17136 (locations_locators_locs, locations_locators_vals): New static vars.
17137 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17139 (insn_locators_alloc, insn_locators_finalize,
17140 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17142 (locator_location): New.
17143 (locator_line, locator_file): Rewrite.
17144 * rtl.h (emit_line_note): Kill.
17145 (insn_locators_alloc, insn_locators_finalize,
17146 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17148 * tree-inline.c (initialize_cfun): Do not initialize
17149 ib_boundaries_block.
17150 * passes.c (pass_insn_locators_initialize): Remove.
17152 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
17154 * tree-cfg.c (move_block_to_fn): Release bb from dominance
17155 info. Update last_basic_block correctly.
17157 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
17160 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
17161 register itself to hold the offset constant. Tell flow the use
17162 of r4 and r5 when they are used.
17164 2007-04-27 Richard Guenther <rguenther@suse.de>
17166 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
17167 if we simplified anything.
17168 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
17169 warnings until we did a simplification and the stmt was not
17170 marked as TREE_NO_WARNING.
17172 2007-04-27 Mike Stump <mrs@apple.com>
17174 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
17176 2007-04-27 Ian Lance Taylor <iant@google.com>
17178 PR middle-end/31710
17179 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
17180 TYPE_MAX_VALUE exist, convert them to the new type.
17182 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
17184 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
17185 if it claims to be available.
17186 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
17187 edge is redirected.
17188 (perform_tree_ssa_dce): Always free postdominators.
17190 2007-04-27 Richard Henderson <rth@redhat.com>
17192 * config/alpha/predicates.md (aligned_memory_operand): Mark
17193 as define_special_predicate.
17194 (unaligned_memory_operand, normal_memory_operand): Likewise.
17195 (reg_or_unaligned_mem_operand): Remove.
17196 (any_memory_operand): Match the documentation and check for
17197 non-renumbered pseudos during reload.
17198 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
17199 alpha_secondary_reload_class, update to new interface, make static.
17200 Handle CQImode like HImode. Remove FP subreg check.
17201 (alpha_expand_mov): Use replace_equiv_address.
17202 (alpha_expand_mov_nobwx): Use any_memory_operand.
17203 (TARGET_SECONDARY_RELOAD): New.
17204 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
17205 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
17206 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
17207 * config/alpha/alpha.md: ... here.
17208 (RELOAD12, reloadmode): New.
17210 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
17211 Don't handle the aligned case here.
17212 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
17213 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
17214 reload_inhi_help. Don't expect a scratch register.
17215 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
17217 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
17219 2007-04-27 Richard Guenther <rguenther@suse.de>
17221 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
17223 2007-04-27 Richard Guenther <rguenther@suse.de>
17225 PR tree-optimization/30965
17226 PR tree-optimization/30978
17227 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
17228 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
17229 (find_equivalent_equality_comparison): Likewise.
17230 (simplify_cond): Likewise.
17231 (get_prop_source_stmt): New helper.
17232 (get_prop_dest_stmt): Likewise.
17233 (can_propagate_from): Likewise.
17234 (remove_prop_source_from_use): Likewise.
17235 (combine_cond_expr_cond): Likewise.
17236 (forward_propagate_comparison): New function.
17237 (forward_propagate_into_cond): Rewrite to use fold for
17239 (tree_ssa_forward_propagate_single_use_vars): Call
17240 forward_propagate_comparison to propagate comparisons.
17242 2007-04-27 Richard Guenther <rguenther@suse.de>
17244 PR tree-optimization/31715
17245 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
17246 sure to do computation on the offset in an appropriate
17249 2007-04-27 Richard Sandiford <richard@codesourcery.com>
17251 * reload.h (elimination_target_reg_p): Declare.
17252 * reload.c (find_reloads): Don't apply the reg_rtx move
17253 optimization if the SET_DEST satisfies elimination_target_reg_p.
17254 * reload1.c (elimination_target_reg_p): New function.
17255 (gen_reload): In the move/add2 fallback, make sure that op0
17256 does not overlap the destination register.
17258 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
17260 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
17261 transform only GIMPLE_MODIFY_STMTs.
17262 * tree-complex.c (expand_complex_operations_1): Ditto.
17263 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
17264 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
17265 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
17267 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
17268 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
17269 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
17270 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
17271 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
17272 slpeel_add_loop_guard): Ditto.
17273 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
17274 * lambda-code.c (perfect_nestify): Ditto.
17275 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
17276 before the first statement.
17277 * tree-optimize.c (execute_free_datastructures): Fix comments.
17278 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
17279 * tree-flow.h (disband_implicit_edges): Declaration removed.
17280 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
17282 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
17283 COND_EXPRs without gotos.
17284 (disband_implicit_edges, has_label_p): Removed.
17285 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
17286 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
17288 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
17290 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
17291 also for COND_EXPRs.
17292 * cfgexpand.c (label_rtx_for_bb): New function.
17293 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
17294 Use label_rtx_for_bb to find the labels.
17295 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
17296 last block. Detect fallthru edges.
17298 2007-04-26 Ian Lance Taylor <iant@google.com>
17301 * reload.c (find_reloads_subreg_address): If the address was valid
17302 in the original mode but not in the new mode, reload the whole
17305 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
17307 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
17308 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
17309 (cleanup_control_expr_graph): Do not invalidate dominance info.
17310 Record altered blocks.
17311 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
17312 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
17313 cleanup_tree_cfg_bb): New functions.
17314 (remove_forwarder_block): Do not maintain the worklist of blocks.
17315 Record altered blocks.
17316 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
17317 not over whole cfg.
17318 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
17319 delete_unreachable_blocks if dominators are not available.
17320 * tree-inline.c (optimize_inline_calls): Free dominance information
17322 * tree-flow.h (remove_edge_and_dominated_blocks,
17323 cfgcleanup_altered_bbs): Altered.
17324 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
17326 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
17328 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
17329 do not invalidate dominators.
17331 2007-04-26 Anatoly Sokolov <aesok@post.ru>
17333 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
17334 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
17335 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17336 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17338 2007-04-26 Steve Ellcey <sje@cup.hp.com>
17340 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
17342 2007-04-26 Richard Guenther <rguenther@suse.de>
17344 PR tree-optimization/31703
17345 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
17346 the right type for the target of the bittest.
17348 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17350 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
17351 ix86_sol10_return_in_memory.
17353 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17355 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
17358 2007-04-26 Jakub Jelinek <jakub@redhat.com>
17361 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
17363 PR tree-optimization/30558
17364 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
17365 clear this_state.prev_try.
17367 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17368 Mark Mitchell <mark@codesourcery.com>
17370 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
17371 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
17372 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
17374 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17377 * doc/invoke.texi (%:print-asm-header): Document.
17378 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
17380 (static_spec_functions): Add print-asm-header.
17381 (main): Print a banner before the --target-help linker options.
17382 (print_asm_header_spec_function): New function.
17384 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
17387 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
17388 (movsf_ie): Likewise.
17390 2007-04-25 Paolo Carlini <pcarlini@suse.de>
17392 * doc/extend.texi ([Type Traits]): Adjust per N2255.
17394 2007-04-25 Bob Wilson <bob.wilson@acm.org>
17396 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
17397 exception for divide-by-zero.
17398 (__umodsi3, __modsi3): Likewise.
17400 2007-04-25 Dirk Mueller <dmueller@suse.de>
17402 * c-typeck.c (build_compound_expr): Annotate warning()
17403 call with OPT_Wunused_value.
17404 * tree-ssa.c (warn_uninit): Annotate warning with
17406 * c-common.c (handle_sentinel_attribute): Annotate warning
17407 call with OPT_Wattributes.
17409 2007-04-25 Thiemo Seufer <ths@mips.com>
17411 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
17412 (mips16): Fix typo.
17413 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
17414 on to the assembler. Improve handling of -mno-mips16. Add handling
17415 of -mno-mips3d, -mno-dsp, -mno-dspr2.
17416 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
17417 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
17418 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
17420 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
17423 * config/i386/winnt.c (i386_pe_file_end): Strip only
17424 USER_LABEL_PREFIX when writing export name.
17426 2007-04-25 Richard Sandiford <richard@codesourcery.com>
17428 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
17429 sh/elf.h, vx-common.h and vxworks.h.
17430 * config/sh/sh.h: Include config/vxworks-dummy.h.
17431 (SUBTARGET_OVERRIDE_OPTIONS): Define.
17432 (OVERRIDE_OPTIONS): Use it.
17433 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
17434 (vxworks_picreg): New pattern.
17435 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
17436 VXWORKS_OS_CPP_BUILTINS.
17437 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
17438 to their VXWORKS_* equivalents.
17439 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
17440 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
17441 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
17442 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
17443 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
17444 -mrtp/-fPIC multilibs.
17445 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
17446 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
17447 (MULTILIB_OSDIRNAMES): Delete.
17449 2007-04-25 Anatoly Sokolov <aesok@post.ru>
17452 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
17454 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
17456 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
17457 rounding mode to be specified by the caller.
17458 (real_to_mpfr) Likewise.
17459 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
17460 include new arguments.
17461 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
17463 2007-04-24 Ian Lance Taylor <iant@google.com>
17465 PR tree-optimization/31605
17466 * tree-vrp.c (set_value_range): Check that min and max are not
17467 both overflow infinities.
17468 (set_value_range_to_value): New static function.
17469 (extract_range_from_binary_expr): Call set_value_range_to_value.
17470 (extract_range_from_cond_expr): Likewise.
17471 (extract_range_from_expr): Likewise.
17472 (extract_range_from_unary_expr): Likewise. Don't create a range
17473 which overflows on both sides.
17474 (vrp_meet): Check for a useless range.
17475 (vrp_visit_phi_node): If we see a constant which looks like an
17476 overflow infinity, turn off the TREE_OVERFLOW flag.
17478 2007-04-24 Ian Lance Taylor <iant@google.com>
17480 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
17482 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
17484 PR diagnostic/25923
17485 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
17486 diagnostic message is being built.
17487 * tree-pretty-print.c (dump_generic_node): Only write the
17488 formatted text into BUFFER's stream if we are not building a
17489 diagnostic message.
17490 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
17492 * Makefile.in (toplev.o): Depend on tree-pass.h.
17494 2007-04-24 Ian Lance Taylor <iant@google.com>
17496 PR tree-optimization/31602
17497 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
17498 conditionals in the copied loop header.
17499 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
17500 warnings if TREE_NO_WARNING is set.
17501 * doc/invoke.texi (Warning Options): Clarify that
17502 -Wstrict-overflow does not warn about loops.
17504 2007-04-24 Janis Johnson <janis187@us.ibm.com>
17506 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
17507 expand on the comment about _Decimal128 arguments and check the
17508 integer result of the modulus operation; for 64-bit ELF ABI, ensure
17509 that _Decimal128 argument uses even/odd register pair.
17510 (function_arg): Ditto.
17512 2007-04-24 Hui-May Chang <hm.chang@apple.com>
17514 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
17515 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
17517 2007-04-24 Richard Guenther <rguenther@suse.de>
17518 Olga Golovanevsky <olga@il.ibm.com>
17520 * fold-const.c (multiple_of_p): Check for bottom
17523 2007-04-24 Richard Henderson <rth@redhat.com>
17525 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
17526 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
17527 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
17528 looking for non-zero bits shifted out. Avoid a recursive call
17529 when constructing the scalar.
17530 (__floatundisf): Likewise.
17532 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
17534 * dwarf2out.c (field_byte_offset): Move the existing logic
17535 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
17536 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
17538 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17541 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
17542 length argument of 0 for memset.
17543 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
17544 unsigned shift instead of the signed variant.
17546 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17548 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
17549 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
17550 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
17551 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
17552 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
17553 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
17554 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
17555 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
17556 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
17557 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
17558 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
17559 "mul<mode>3", "div<mode>3"): Insn definitions added.
17560 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
17561 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
17562 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
17563 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
17564 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
17565 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
17566 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
17567 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
17568 TARGET_FLOAT_FORMAT): Macro definitions removed.
17569 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
17570 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
17571 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
17572 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
17573 (s390_gen_rtx_const_DI): Function removed.
17574 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
17576 2007-04-24 Richard Sandiford <richard@codesourcery.com>
17578 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
17579 over an external ffs function.
17581 2007-04-24 Chao-ying Fu <fu@mips.com>
17582 Richard Sandiford <richard@nildram.co.uk>
17584 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
17585 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
17586 (smadd_widen_optab, umadd_widen_optab): Define.
17587 * optabs.c (init_optabs): Initialize smadd_widen_optab and
17589 * genopinit.c (optabs): Fill in smadd_widen_optab and
17591 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
17592 and umadd_widen_optab to implement multiply-add sequences.
17593 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
17594 (<u>maddsidi4): ...this. Extend condition to include
17595 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
17596 of operand 0 to "ka" and use the three-operand form of madd<u>
17598 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
17600 * config/mips/constraints.md (ka): New register constraint.
17602 2007-04-24 Jan Hubicka <j@suse.cz>
17606 2007-04-23 Jan Hubicka <jh@suse.cz>
17607 * function.c (init_function_start): Don't init line number info.
17608 (expand_function_end): Update.
17609 (reset_block_changes, record_block_change, finalize_block_changes,
17610 check_block_change, free_block_changes): Kill.
17611 * function.h (reset_block_changes, record_block_change,
17612 finalize_block_changes, check_block_change, free_block_changes):
17614 (struct function): Remove ib_boundaries_block.
17615 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17616 Use curr_insn_locator to initialize locator.
17617 (emit_line_note): Remove.
17618 * cfgexpand.c (expand_gimple_cond_expr): Update.
17619 (construct_exit_block): Likewise.
17620 (tree_expand_cfg): Initialize/finalize locators.
17621 * expr.c (expand_expr_real): Update.
17622 * cfglayout.c (line_locators_locs, line_locators_lines,
17623 file_locators_locs, file_locators_files): Remove.
17624 (set_block_levels): Move to cfgexpand.c.
17625 (insn_locators_initialize): Remove.
17626 (pass_insn_locators_initialize): Remove.
17627 (locations_locators_locs, locations_locators_vals): New static vars.
17628 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17630 (insn_locators_alloc, insn_locators_finalize,
17631 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17633 (locator_location): New.
17634 (locator_line, locator_file): Rewrite.
17635 * rtl.h (emit_line_note): Kill.
17636 (insn_locators_alloc, insn_locators_finalize,
17637 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17639 * tree-inline.c (initialize_cfun): Do not initialize
17640 ib_boundaries_block.
17641 * passes.c (pass_insn_locators_initialize): Remove.
17643 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
17645 * doc/invoke.texi: Removed leading '-' from option index entries.
17647 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
17649 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
17651 (create_phi_node): Use set_phi_nodes.
17652 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
17653 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
17654 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
17655 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
17656 (bsi_start, bsi_last): Use bb_stmt_list.
17657 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
17658 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
17659 Traverse the statements using tsi iterator.
17660 * basic-block.h (struct basic_block_def): Fields stmt_list
17661 and phi_nodes moved to ...
17662 (struct tree_bb_info): ... new structure.
17663 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
17664 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
17665 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
17666 (tree_verify_flow_info): Verify that il.tree is not set for
17667 entry and exit block.
17668 (tree_split_block): Use set_bb_stmt_list.
17670 2007-04-23 Mike Stump <mrs@apple.com>
17672 * config/i386/i386.c (ix86_tune_features
17673 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
17676 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
17678 * config/i386/i386.md (prefix_extra): New attribute.
17679 (length): Add prefix_extra.
17681 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
17682 (sse2_movntv2di): Likewise.
17683 (sse2_cvtps2dq): Likewise.
17684 (sse2_cvtpd2pi): Likewise.
17685 (sse2_cvttpd2pi): Likewise.
17686 (*sse2_cvtpd2ps): Likewise.
17687 (*add<mode>3): Likewise.
17688 (sse2_ssadd<mode>3): Likewise.
17689 (sse2_usadd<mode>3): Likewise.
17690 (*sub<mode>3): Likewise.
17691 (sse2_sssub<mode>3): Likewise.
17692 (sse2_ussub<mode>3): Likewise.
17693 (*mulv8hi3): Likewise.
17694 (*smulv8hi3_highpart): Likewise.
17695 (*umulv8hi3_highpart): Likewise.
17696 (sse2_umulv2siv2di3): Likewise.
17697 (sse2_pmaddwd): Likewise.
17698 (ashr<mode>3): Likewise.
17699 (lshr<mode>3): Likewise.
17700 (ashl<mode>3): Likewise.
17701 (sse2_ashlti3): Likewise.
17702 (sse2_lshrti3): Likewise.
17703 (*umaxv16qi3): Likewise.
17704 (*smaxv8hi3): Likewise.
17705 (*uminv16qi3): Likewise.
17706 (*sminv8hi3): Likewise.
17707 (sse2_eq<mode>3): Likewise.
17708 (sse2_gt<mode>3): Likewise.
17709 (*and<mode>3): Likewise.
17710 (sse2_nand<mode>3): Likewise.
17711 (*ior<mode>3): Likewise.
17712 (*xor<mode>3): Likewise.
17713 (sse2_packsswb): Likewise.
17714 (sse2_packssdw): Likewise.
17715 (sse2_packuswb): Likewise.
17716 (sse2_punpckhbw): Likewise.
17717 (sse2_punpcklbw): Likewise.
17718 (sse2_punpckhwd): Likewise.
17719 (sse2_punpcklwd): Likewise.
17720 (sse2_punpckhdq): Likewise.
17721 (sse2_punpckldq): Likewise.
17722 (sse2_punpckhqdq): Likewise.
17723 (sse2_punpcklqdq): Likewise.
17724 (*sse2_pinsrw): Likewise.
17725 (*sse2_pextrw): Likewise.
17726 (sse2_pshufd_1): Likewise.
17727 (sse2_uavgv16qi3): Likewise.
17728 (sse2_uavgv8hi3): Likewise.
17729 (sse2_psadbw): Likewise.
17730 (sse2_pmovmskb): Likewise.
17731 (*sse2_maskmovdqu): Likewise.
17732 (*sse2_maskmovdqu_rex64): Likewise.
17733 (sse4a_extrqi): Likewise.
17734 (sse4a_extrq): Likewise.
17735 (sse3_lddqu): Set prefix_rep.
17736 (sse3_addsubv4sf3): Likewise.
17737 (sse3_haddv4sf3): Likewise.
17738 (sse3_hsubv4sf3): Likewise.
17739 (sse_cvtss2si): Likewise.
17740 (sse_cvtss2si_2): Likewise.
17741 (sse_cvtss2siq): Likewise.
17742 (sse_cvtss2siq_2): Likewise.
17743 (sse_cvttss2si): Likewise.
17744 (sse_cvttss2siq): Likewise.
17745 (sse2_cvttps2dq): Likewise.
17746 (sse3_movshdup): Likewise.
17747 (sse3_movsldup): Likewise.
17748 (sse2_cvtsd2si): Likewise.
17749 (sse2_cvtsd2si_2): Likewise.
17750 (sse2_cvtsd2siq): Likewise.
17751 (sse2_cvtsd2siq_2): Likewise.
17752 (sse2_cvttsd2si): Likewise.
17753 (sse2_cvttsd2siq): Likewise.
17754 (*sse2_cvtpd2dq): Likewise.
17755 (*sse2_cvttpd2dq): Likewise.
17756 (sse2_pshuflw_1): Likewise.
17757 (sse2_pshufhw_1): Likewise.
17758 (sse4a_insertqi): Likewise.
17759 (sse4a_insertq): Likewise.
17760 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
17761 (ssse3_phadddv4si3): Likewise.
17762 (ssse3_phaddswv8hi3): Likewise.
17763 (ssse3_phsubwv8hi3): Likewise.
17764 (ssse3_phsubdv4si3): Likewise.
17765 (ssse3_phsubswv8hi3): Likewise.
17766 (ssse3_pmaddubswv8hi3): Likewise.
17767 (ssse3_pmulhrswv8hi3): Likewise.
17768 (ssse3_pshufbv16qi3): Likewise.
17769 (ssse3_psign<mode>3): Likewise.
17770 (ssse3_palignrti): Likewise.
17771 (abs<mode>2): Likewise.
17772 (ssse3_phaddwv4hi3): Set prefix_extra.
17773 (ssse3_phadddv2si3): Likewise.
17774 (ssse3_phaddswv4hi3): Likewise.
17775 (ssse3_phsubwv4hi3): Likewise.
17776 (ssse3_phsubdv2si3): Likewise.
17777 (ssse3_phsubswv4hi3): Likewise.
17778 (ssse3_pmaddubswv4hi3): Likewise.
17779 (ssse3_pmulhrswv4hi3): Likewise.
17780 (ssse3_pshufbv8qi3): Likewise.
17781 (ssse3_psign<mode>3): Likewise.
17782 (ssse3_palignrdi): Likewise.
17783 (abs<mode>2): Likewise.
17784 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
17785 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
17786 (sse2_pmovmskb): Set mode to SI instead of V2DF.
17788 2007-04-23 Nick Clifton <nickc@redhat.com>
17790 * params.def: Fix formatting of emacs local variables.
17792 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
17794 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
17795 move if inter-unit move isn't allowed.
17796 Don't split moving the first element of V2DI to DI to inter-unit
17797 move if inter-unit move isn't allowed.
17799 2007-04-23 Richard Guenther <rguenther@suse.de>
17801 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
17802 and CDI_POST_DOMINATORS separately.
17804 2007-04-23 Nick Clifton <nickc@redhat.com>
17806 * c.opt (Wformat-contains-nul): Add warning attribute.
17808 2007-04-23 Jan Hubicka <jh@suse.cz>
17810 * function.c (init_function_start): Don't init line number info.
17811 (expand_function_end): Update.
17812 (reset_block_changes, record_block_change, finalize_block_changes,
17813 check_block_change, free_block_changes): Kill.
17814 * function.h (reset_block_changes, record_block_change,
17815 finalize_block_changes, check_block_change, free_block_changes):
17817 (struct function): Remove ib_boundaries_block.
17818 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17819 Use curr_insn_locator to initialize locator.
17820 (emit_line_note): Remove.
17821 * cfgexpand.c (expand_gimple_cond_expr): Update.
17822 (construct_exit_block): Likewise.
17823 (tree_expand_cfg): Initialize/finalize locators.
17824 * expr.c (expand_expr_real): Update.
17825 * cfglayout.c (line_locators_locs, line_locators_lines,
17826 file_locators_locs, file_locators_files): Remove.
17827 (set_block_levels): Move to cfgexpand.c.
17828 (insn_locators_initialize): Remove.
17829 (pass_insn_locators_initialize): Remove.
17830 (locations_locators_locs, locations_locators_vals): New static vars.
17831 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17833 (insn_locators_alloc, insn_locators_finalize,
17834 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17836 (locator_location): New.
17837 (locator_line, locator_file): Rewrite.
17838 * rtl.h (emit_line_note): Kill.
17839 (insn_locators_alloc, insn_locators_finalize,
17840 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17842 * tree-inline.c (initialize_cfun): Do not initialize
17843 ib_boundaries_block.
17844 * passes.c (pass_insn_locators_initialize): Remove.
17846 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17848 PR middle-end/31448
17849 * expr.c (reduce_to_bit_field_precision): Handle
17852 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
17854 PR tree-optimization/24659
17855 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
17856 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
17857 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
17858 * genopinit.c (optabs): Rename vec_pack_mod_optab
17859 to vec_pack_trunc_optab.
17860 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
17861 early for scalar floating point operands for NOP_EXPR.
17862 (vectorizable_type_promotion): Ditto.
17863 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
17864 vec_pack_trunc_optab.
17865 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
17867 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
17868 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
17869 Rename from VEC_PACK_MOD_EXPR.
17870 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
17871 * expr.c (expand_expr_real_1): Ditto.
17872 * tree-inline.c (estimate_num_insns_1): Ditto.
17873 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17875 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
17876 (vec_unpacks_lo_v4sf): Ditto.
17877 (vec_pack_trunc_v2df): Ditto.
17878 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
17879 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
17880 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
17882 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
17884 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
17886 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
17887 Rename from VEC_PACK_MOD_EXPR. This expression also represent
17888 packing of floating point operands.
17889 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
17890 represent unpacking of floating point operands.
17891 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
17892 [vec_unpacks_hi]: Ditto.
17893 [vec_unpacks_lo]: Ditto.
17895 2007-04-22 Jan Hubicka <jh@suse.cz>
17897 * final.c (rest_of_handle_final): Call
17898 targetm.asm_out.constructor/targetm.asm_out.destructor
17899 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
17900 proper priority via decl_*_priority_insert.
17901 * c-common.c (c_expand_body): Likewise.
17903 2007-04-22 Richard Guenther <rguenther@suse.de>
17905 PR tree-optimization/29789
17906 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
17907 (rewrite_reciprocal): New helper split out from
17908 determine_invariantness_stmt.
17909 (rewrite_bittest): Likewise.
17910 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
17911 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
17914 2007-04-22 Revital Eres <eres@il.ibm.com>
17916 * loop-unroll.c (var_to_expand): New field to support also
17917 insns of the form x = something + x.
17918 (analyze_insn_to_expand_var): Use it.
17919 (expand_var_during_unrolling): Likewise.
17921 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
17923 * predict.c: Include pointer-set.h.
17924 (bb_predictions): New variable.
17925 (tree_predicted_by_p, tree_predict_edge,
17926 remove_predictions_associated_with_edge): Use bb_predictions map
17927 instead of bb->predictions.
17928 (clear_bb_predictions, assert_is_empty): New functions.
17929 (combine_predictions_for_bb): Use bb_predictions map. Call
17930 clear_bb_predictions.
17931 (tree_estimate_probability): Create and free bb_predictions map.
17932 * Makefile.in (predict.o): Add pointer-set.h dependency.
17933 * basic-block.h (struct basic_block_def): Remove predictions
17935 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
17937 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
17940 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
17943 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17945 * timevar.c (timevar_print): Change reference of --disable-checking to
17946 --enable-checking=release. Also warn if assert checking is disabled.
17948 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17951 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
17952 decl as addressable if the compound literal was marked as
17954 Mark the decl as a gimple register if it is a complex or
17955 vector decl and does not live in memory.
17957 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17959 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
17960 (GENERIC_NEXT): New function macro.
17961 (PHI_CHAIN): Use phi_node's new chain variable.
17962 (tree_phi_node): Change tree_common to tree_base
17963 and add the chain field.
17964 * tree-phinodes.c (make_phi_node): Don't set
17965 TREE_TYPE on the new node.
17966 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
17967 instead of checking GIMPLE_TUPLE_P in chain_next.
17968 * tree-vect-transform.c
17969 (get_initial_def_for_induction): Look at
17970 PHI_RESULT_TREE for the type of the phi node.
17971 (update_vuses_to_preheader): Use PHI_CHAIN
17972 instead of TREE_CHAIN on the phi node.
17973 * tree-ssa-structalias.c (compute_points_to_sets):
17975 (ipa_pta_execute): Likewise.
17977 2007-04-21 Richard Guenther <rguenther@suse.de>
17979 PR middle-end/31136
17980 * fold-const.c (fold_unary): Call fold_convert_const on the
17983 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
17985 * gcse.c (store_killed_in_insn): Handle PARALLELs.
17986 (store_killed_in_pat): New.
17988 2007-04-20 Richard Henderson <rth@redhat.com>
17991 * config/i386/i386.c (type_has_variadic_args_p): Look for any
17992 TREE_LIST with a void_type_node value, not void_list_node exactly.
17994 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
17996 * doc/standards.texi: Re-arrange into language-specific
17997 subsections. Add a C++ section, documenting which standards we
18000 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
18002 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
18003 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
18005 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
18007 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
18008 ecrti.o and crtbegin.o.
18009 (LIB_DEFAULT_SPEC): Include -lc.
18010 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
18012 2007-04-20 Richard Henderson <rth@redhat.com>
18015 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
18016 argument; update all callers.
18017 (get_unaligned_offset): New.
18018 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
18019 get_unaligned_address, just pass on the address directly.
18020 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
18021 the subreg in the helper patterns.
18022 (unaligned_extendqidi_le): Use get_unaligned_offset.
18023 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
18024 (unaligned_extendhidi_be): Likewise.
18025 (unaligned_extendhidi): Tidy.
18026 * config/alpha/alpha-protos.h: Update.
18028 2007-04-20 Richard Henderson <rth@redhat.com>
18030 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
18031 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
18032 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
18033 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
18034 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
18035 (CPP_SPEC): Don't include %(cpp_subtarget).
18036 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
18037 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
18038 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
18040 2007-04-20 Jakub Jelinek <jakub@redhat.com>
18042 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
18043 for __builtin_ia32_cmpordss.
18045 PR tree-optimization/31632
18046 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
18047 and arg1 for optimizations of comparison against min/max values.
18048 Fold arg0 to arg1's type for optimizations of comparison against
18049 min+1 and max-1 values.
18051 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
18053 * reload.c (combine_reloads): When trying to use a dying register,
18054 check whether it's uninitialized and don't use if so.
18056 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
18058 * fold-const.c: Remove prototypes for native_encode_expr and
18059 native_interpret_expr.
18060 (native_encode_expr): Make non-static.
18061 (native_interpret_expr): Likewise.
18062 * tree.h: Add prototypes for the above.
18064 2007-04-19 Joseph Myers <joseph@codesourcery.com>
18066 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
18067 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
18068 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
18069 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
18070 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
18071 Add length attributes.
18073 2007-04-19 Janis Johnson <janis187@us.ibm.com>
18075 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
18078 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
18079 __STDC_WANT_DEC_FP__.
18081 2007-04-19 Joseph Myers <joseph@codesourcery.com>
18083 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
18084 for long double compatibility.
18085 * configure: Regenerate.
18087 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
18089 PR rtl-optimization/29841
18090 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
18092 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
18093 that may cause control flow transfer from being moved.
18095 2007-04-18 Jan Hubicka <jh@suse.cz>
18097 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
18100 2007-04-18 Eric Christopher <echristo@apple.com>
18102 * config/rs6000/darwin.md (load_macho_picbase): Use link register
18103 only. Update operands.
18104 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
18105 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
18106 link register to pic register.
18108 2007-04-18 Dirk Mueller <dmueller@suse.de>
18110 PR diagnostic/31227
18111 * tree-vrp.c (search_for_addr_array): New.
18112 (check_array_bounds): Suppress warning about
18113 address taken of array refs if its not de-referenced.
18115 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
18117 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
18118 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
18120 * tree-vectorizer.h (NITERS_KNOWN_P): New.
18121 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
18122 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
18124 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
18126 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
18128 (vect_analyze_scalar_cycles): Fix indentation.
18129 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
18130 (vect_mark_relevant): Include phis in relevance analysis.
18132 * tree-vect-transform.c (vect_transform_loop): Add an assert.
18134 2007-04-18 Anatoly Sokolov <aesok@post.ru>
18136 * config/avr/avr.c (ptrreg_to_str): Replace error() with
18137 output_operand_lossage().
18139 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
18141 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
18142 the unused code for reduction without adjust-in-epilog to simplify the
18145 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
18147 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
18148 (S390_TDC_NEGATIVE_ZERO): New constant.
18149 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
18150 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
18151 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
18152 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
18153 (S390_TDC_POSITIVE_INFINITY): New constant.
18154 (S390_TDC_NEGATIVE_INFINITY): New constant.
18155 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
18156 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
18157 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
18158 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
18159 (S390_TDC_INFINITY): New constant.
18160 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
18161 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
18162 optimization for UNSPEC_CCZ_TO_INT.
18163 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
18164 ("*ccz_to_int"): New insn.
18165 ("isinf<mode>2"): New insn.
18166 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
18167 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
18168 (UNSPEC_CCZ_TO_INT): New constant.
18170 2007-04-18 Richard Guenther <rguenther@suse.de>
18172 PR tree-optimization/19431
18173 PR tree-optimization/21463
18174 * tree-pass.h (pass_phiprop): Declare.
18175 * passes.c (init_optimization_passes): New phiprop pass.
18176 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
18177 (phivn_valid_p): New helper function.
18178 (phiprop_insert_phi): Likewise.
18179 (propagate_with_phi): Likewise.
18180 (tree_ssa_phiprop): New propagator propagating loads
18181 through phi nodes if profitable.
18183 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
18185 * tree-vect-analyze.c (process_use): New function.
18186 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
18187 Check phis in all bbs.
18188 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
18191 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
18193 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
18196 2007-04-17 Anatoly Sokolov <aesok@post.ru>
18199 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
18202 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
18204 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
18206 (sse_vmmulv4sf3): Likewise.
18207 (sse2_vmaddv2df3): Likewise.
18208 (sse2_vmmulv2df3): Likewise.
18210 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
18212 PR rtl-optimization/31360
18213 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
18214 (target_reg_cost): New.
18215 (init_set_costs): Initialize target_reg_cost. Add comments
18216 regarding the rationale of the costs.
18217 (global_cost_for_size): Renamed to...
18218 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
18219 of register pressure.
18220 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
18221 estimate_reg_pressure_cost. Add number of ivs.
18222 (determine_set_costs): Dump target_reg_cost.
18223 * loop-invariant.c (gain_for_invariant): Use
18224 estimate_reg_pressure_cost. Removed n_inv_uses argument.
18225 (best_gain_for_invariant, find_invariants_to_move): Remove
18227 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
18228 (target_reg_cost): Declare.
18229 (global_cost_for_size): Declaration removed.
18230 (estimate_reg_pressure_cost): Declare.
18232 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
18234 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
18235 regnos into even/odd register pairs.
18236 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
18237 TDmode similar to the other floating point modes.
18238 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
18239 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
18241 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
18242 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
18243 (movdd_hardfloat64): Use TARGET_MFPGPR.
18245 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
18247 * reload1.c (delete_output_reload): Don't count output in n_inherited.
18250 2005-01-05 Richard Henderson <rth@redhat.com>
18252 * reload1.c (do_input_reload): Restrict the optimization deleteing
18253 a previous output reload to RELOAD_FOR_INPUT.
18255 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
18257 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
18258 induc_vec_info_type.
18259 (vectorizable_induction): New function declaration.
18260 * tree-vect-transform.c (get_initial_def_for_induction): No need to
18261 check if already vectorized. Find first place in BB where new stmts
18262 can be inserted. Takes only one argument.
18263 (vectorizable_induction): New function.
18264 (vect_transform_stmt): Add case for induc_vec_info_type to call
18265 vectorizable_induction.
18266 (vect_transform_loop): Consider phis for vectorization.
18267 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
18269 (analyze_operations): Call vectorizable_induction when analyzing phis.
18271 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
18272 (vect_mark_relevant): Include phis in relevance analysis.
18273 (vect_mark_stmts_to_be_vectorize): Likewise.
18274 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
18276 2007-04-16 Lawrence Crowl <crowl@google.com>
18278 * doc/invoke.texi (Debugging Options): Add documentation for the
18279 -femit-struct-debug options -femit-struct-debug-baseonly,
18280 -femit-struct-debug-reduced, and
18281 -femit-struct-debug-detailed[=...].
18283 * c-opts.c (c_common_handle_option): Add
18284 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
18285 and OPT_femit_struct_debug_detailed_.
18286 * c.opt: Add specifications for
18287 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
18288 and -femit-struct-debug-detailed[=...].
18289 * opts.c (set_struct_debug_option): Parse the
18290 -femit-struct-debug-... options.
18291 * opts.c (matches_main_base, main_input_basename,
18292 main_input_baselength, base_of_path, matches_main_base): Add
18293 variables and functions to compare header base name to compilation
18295 * opts.c (should_emit_struct_debug): Add to determine to emit a
18296 structure based on the option.
18297 (dump_struct_debug) Also disabled function to debug this
18299 * opts.c (handle_options): Save the base name of the
18302 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
18303 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
18304 This hook indicates if a type is generic. Set it by default
18305 to "never generic".
18306 * langhooks.h (struct lang_hooks_for_types): Add a new hook
18307 to determine if a struct type is generic or not.
18308 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
18309 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
18310 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
18311 with live C++ hook.
18313 * flags.h (enum debug_info_usage): Add an enumeration to describe
18314 a program's use of a structure type.
18315 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
18316 to indicate the program's usage of the type. Filter structs based
18317 on the -femit-struct-debug-... specification.
18318 (gen_type_die): Split into two routines, gen_type_die and
18319 gen_type_die_with_usage. gen_type_die is now a wrapper
18320 that assumes direct usage.
18321 (gen_type_die_with_usage): Replace calls to gen_type_die
18322 with gen_type_die_with_usage adding the program usage of
18323 the referenced type.
18324 (dwarf2out_imported_module_or_decl): Suppress struct debug
18325 information using should_emit_struct_debug when appropriate.
18327 2007-04-16 Ian Lance Taylor <iant@google.com>
18329 PR tree-optimization/31522
18330 * tree-vrp.c (vr_phi_edge_counts): New static variable.
18331 (vrp_initialize): Allocate vr_phi_edge_counts.
18332 (vrp_visit_phi_node): Don't push to infinity if we saw a new
18333 executable edge. Drop test for all constants.
18334 (vrp_finalize): Free vrp_phi_edge_counts.
18336 * doc/cpp.texi (Common Predefined Macros): Clarify description of
18337 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
18339 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
18340 predecessors at head rather than tail.
18342 2007-04-16 Matthias Klose <doko@debian.org>
18344 * config/alpha/linux.h (CPP_SPEC): Define.
18345 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
18347 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
18349 * function.h: Remove sequence_stack extern declaration.
18351 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
18353 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
18355 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
18358 2007-04-16 Anatoly Sokolov <aesok@post.ru>
18360 * config/avr/avr.c (avr_arch_types): Rearranging array.
18361 (enum avr_arch): Add.
18362 (avr_mcu_types): Use avr_arch enumeration constants instead of
18364 * config/avr/avr.h (LINK_SPEC): Simplify.
18366 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
18368 * config/m68k/m68k.c (m68k_libcall_value,
18369 m68k_function_value): Use macros for register names more.
18371 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
18373 (M68K_REGNAME): Use A6_REG.
18374 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
18376 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18378 PR middle-end/28071
18379 * sched-int.h (struct deps): Split field 'pending_lists_length' into
18380 'pending_read_list_length' and 'pending_write_list_length'. Update
18382 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
18383 to handle two length counters instead of one. Update all uses.
18384 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
18385 two length counters instead of one.
18386 * sched-rgn.c (propagate_deps): Update to handle two length counters
18389 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
18392 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
18393 copy of source, pass it to ix86_expand_vector_set and return
18396 2007-04-16 David Ung <davidu@mips.com>
18397 Joseph Myers <joseph@codesourcery.com>
18399 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
18400 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
18401 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
18402 Add 74K processor information.
18403 * config/mips/mips.md: Include 74k.md.
18404 (cpu): Add 74kc,74kf,74kx.
18405 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
18406 * config/mips/74k.md: New.
18407 * doc/invoke.texi (MIPS Options): Document 74K support.
18409 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
18411 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
18412 vectorizable_* functions.
18413 * tree-vect-transform.c (vectorizable_call): Add check for
18414 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
18415 (vectorizable_store): likewise.
18416 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
18418 (vectorizable_operation, vectorizable_type_demotion): Likewise.
18419 (vectorizable_type_promotion, vectorizable_load): Likewise.
18420 (vectorizable_live_operation, vectorizable_condition): Likewise.
18421 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
18423 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
18425 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18427 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
18428 register numbers more.
18429 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
18430 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
18431 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
18432 FUNCTION_VALUE_REGNO_P): Likewise.
18433 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
18434 STATIC_CHAIN_REGNUM): Likewise.
18435 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
18436 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
18437 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
18438 * config/m68k/m68k.md (FP_REG): New.
18440 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18442 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
18445 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18447 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
18448 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
18451 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18453 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
18456 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
18459 * c-decl.c (finish_decl): Grab the type of the decl after the call
18460 to store_init_value.
18462 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
18464 * common.opt (fforward-propagate): Fix "Optimization" annotation.
18466 2007-04-14 Jakub Jelinek <jakub@redhat.com>
18469 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
18470 dominators, post dominators and cleanup cfg before returning.
18472 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
18474 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
18475 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
18477 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
18479 * config.gcc: Recognize fido.
18480 * config/m68k/m68k-devices.def (fidoa): New.
18481 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
18483 (FL_FIDOA, TARGET_FIDOA): New.
18484 * config/m68k/m68k.opt (mfidoa): New.
18486 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18488 PR middle-end/31322
18489 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
18490 when a personality function is used.
18492 2007-04-13 Bob Wilson <bob.wilson@acm.org>
18494 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
18496 2007-04-13 Mike Stump <mrs@apple.com>
18498 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
18500 * config/darwin.opt (fapple-kext): Make C++ only.
18501 * config/darwin.c (darwin_override_options): Remove code to ensure
18502 -fapple-kext is given for C++ only.
18504 2007-04-13 Richard Sandiford <richard@codesourcery.com>
18506 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
18507 * config/mips/mips.c (override_options): Call
18508 SUBTARGET_OVERRIDE_OPTIONS, if defined.
18510 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
18512 * config/i386/i386.opt (msvr3-shlib): Removed.
18514 * doc/invoke.texi: Remove -msvr3-shlib.
18516 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
18518 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
18519 with "popcnt" instruction.
18521 2007-04-13 Richard Guenther <rguenther@suse.de>
18523 PR tree-optimization/21258
18524 * tree-vrp.c (compare_case_labels): New helper.
18525 (find_switch_asserts): New function.
18526 (find_assert_locations): Call it for SWITCH_EXPRs.
18528 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
18530 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
18531 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
18532 check is now implied in X87_FLOAT_MODE_P.
18533 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
18534 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
18535 (fix_trunc<mode>_i386_fisttp): Ditto.
18536 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
18537 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
18538 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
18539 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
18540 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
18541 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
18542 (unnamed_splitters): Ditto.
18543 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
18544 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
18545 FIRST_SSE_REG for local functions when SSE math is enabled or
18546 for functions with sseregparm attribute.
18547 (standard_80387_constant_p): Return -1 if mode is not
18549 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
18550 (ix86_expand_compare): Ditto.
18551 (ix86_expand_carry_flag_compare): Ditto.
18552 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
18553 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
18554 DECIMAL_FLOAT_MODE_P.
18555 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
18556 of SCALAR_FLOAT_MODE_P.
18557 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
18558 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
18559 checks before FLOAT_MODE_P.
18560 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
18561 before FLOAT_MODE_P.
18566 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
18568 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
18569 Charles Wilson <libtool@cwilson.fastmail.fm>
18571 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
18572 (libgcc.mvars): Don't depend on them.
18573 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
18574 * exec-tool.in: New.
18576 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
18578 * doc/invoke.text (--help): Document --help=common.
18580 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
18582 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
18584 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18586 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
18587 * genemit.c (main): Emit #include "integrate.h".
18588 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
18589 (LOADGP_RTP): New mips_loadgp_style.
18590 * config/mips/mips.h: Include config/vxworks-dummy.h.
18591 (TARGET_RTP_PIC): New macro.
18592 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
18593 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
18594 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
18595 for TARGET_RTP_PIC.
18596 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
18597 -mvxworks-pic when using -mrtp and a PIC option.
18598 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
18600 (mips_symbolic_constant_p, mips_symbolic_address_p)
18601 (mips_symbol_insns): Handle SYMBOL_HALF.
18602 (override_options): Warn about -G and -mrtp being used together.
18603 Initialize mips_lo_relocs[SYMBOL_HALF].
18604 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
18605 (mips_emit_loadgp): Handle LOADGP_RTP.
18606 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
18607 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
18608 (tablejump): Handle function-relative case table entries if
18610 * config/mips/predicates.md (symbol_ref_operand): New predicate.
18612 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18614 * config/mips/mips.md (load_call<mode>): Allow any general register.
18616 (sibcall_value_internal, sibcall_value_multiple_internal)
18617 (call_value_internal, call_value_split, call_value_multiple_internal)
18618 (call_value_multiple_split): Remove constraints from operand 0.
18620 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18622 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
18623 rather than loadgp_noshared.
18624 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
18625 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
18627 * config/mips/mips.md (loadgp): Rename to...
18628 (loadgp_newabi): ...this.
18629 (loadgp_noshared): Rename to...
18630 (loadgp_absolute): ...this.
18632 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18634 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
18635 false for locally-binding symbols.
18636 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
18638 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18640 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
18641 (SYMBOL_GOT_PAGE_OFST): ...this.
18642 (SYMBOL_GOT_GLOBAL): Rename to...
18643 (SYMBOL_GOT_DISP): ...this.
18644 (SYMBOL_GOTOFF_GLOBAL): Rename to...
18645 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
18646 * config/mips/mips.c (mips_global_symbol_p): New function.
18647 (mips_symbol_binds_local_p): Likewise.
18648 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
18649 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
18650 mips_global_symbol_p and mips_symbol_binds_local_p.
18651 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
18652 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
18653 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
18654 SYMBOL_GOTOFF_DISP.
18655 (mips_ok_for_lazy_binding_p): New function.
18656 (mips_load_call_address, mips_expand_call): Use it.
18657 (mips_dangerous_for_la25_p): Likewise.
18658 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
18659 (*got_disp<mode>): Use got_disp_operand instead of
18660 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
18661 SYMBOL_GOTOFF_GLOBAL.
18662 (*got_page<mode>): Use got_page_ofst_operand instead of
18664 * config/mips/predicates.md (const_call_insn_operand): Use
18665 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
18666 (global_got_operand): Rename to...
18667 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
18669 (local_got_operand): Rename to...
18670 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
18671 of SYMBOL_GOT_LOCAL.
18673 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18675 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
18676 TARGET_CALL_CLOBBERED_GP.
18677 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18678 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
18679 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
18680 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
18681 of TARGET_ABICALLS && !TARGET_NEWABI.
18682 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18683 * config/mips/mips.c (mips_load_call_address): Check
18684 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
18685 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18686 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
18687 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
18688 TARGET_ABICALLS && TARGET_NEWABI.
18689 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
18691 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
18692 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
18693 TARGET_ABICALLS && TARGET_NEWABI.
18694 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
18695 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
18696 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
18697 whether indirect calls must use $25.
18698 (mips_extra_live_on_entry): Check TARGET_GOT instead of
18700 * config/mips/mips.md (jal_macro): Check flag_pic and
18701 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
18702 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
18703 instead of TARGET_ABICALLS.
18704 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
18705 TARGET_ABICALLS && TARGET_OLDABI.
18706 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18707 (sibcall): In the comment above the define_insn, mention
18708 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
18709 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
18710 instead of TARGET_ABICALLS.
18712 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
18714 * doc/md.texi (Blackfin family constraints): Document PA and PB.
18715 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
18716 (MACFLAGS_MATCH_P): New macro.
18717 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
18718 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
18719 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
18720 the other MACFLAG constants.
18721 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
18722 (flag_machi): Tighten constraints. Renumber some of the operands.
18723 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
18725 (flag_machi_parts_acconly): New pattern.
18726 (flag_macinithi): Tighten constraints. Allow any accumulator to be
18728 (flag_macinit1hi): Tighten constraints.
18729 (flag_mul_macv2hi_parts_acconly): New pattern.
18731 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
18732 Use a more efficient implementation.
18733 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
18734 inline sequences when not optimizing for size.
18736 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
18737 movhi_high2low): Delete, merge functionality into...
18738 (packv2hi): ... this pattern.
18740 2007-02-11 Jie Zhang <jie.zhang@analog.com>
18741 * config/bfin/bfin.opt (msim): New option.
18742 (mcpu=): New option.
18743 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
18744 (bfin_cpu_t): Typedef of enum bfin_cpu.
18745 (bfin_cpu_type): New declaration.
18746 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
18747 -msim and -mcpu= options.
18748 (LIB_SPEC): Likewise.
18749 * config/bfin/bfin.c (bfin_cpu_type): Define.
18750 (bfin_handle_option): Handle -mcpu= option.
18751 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
18752 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
18753 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
18755 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18757 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
18758 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
18759 (powerpc-wrs-vxworksae): Use ${tm_file}.
18760 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
18761 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
18762 * config/i386/vx-common.h: New file.
18764 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18766 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
18769 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
18771 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
18774 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
18778 * c-common.c (c_build_qualified_type): Set canonical type
18781 2007-04-12 Richard Guenther <rguenther@suse.de>
18783 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
18784 lower bound and element size if lower bound is not zero
18785 or either of the ARRAY_REF operands is set.
18787 2007-04-12 Richard Guenther <rguenther@suse.de>
18789 PR tree-optimization/24689
18790 PR tree-optimization/31307
18791 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
18793 * gimplify.c (canonicalize_addr_expr): To be consistent with
18794 gimplify_compound_lval only set operands two and three of
18795 ARRAY_REFs if they are not gimple_min_invariant. This makes
18796 it never at this place.
18797 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
18799 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18801 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
18802 null before emitting a .nsubspa directive.
18804 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18806 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
18807 need_to_partition_p if there are no memory statements in the
18810 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18812 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
18813 (gcd_of_steps_may_divide_p): New function.
18814 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
18816 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18818 * reload.c (find_reloads_toplev, find_reloads_address,
18819 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
18820 not a pointer equality test, to decide if we need to call
18821 push_reg_equiv_alt_mem.
18823 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
18825 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
18826 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
18828 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
18830 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18832 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
18833 vector to be positive.
18835 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18839 * doc/invoke.texi: Document --params max-aliased-vops and
18841 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
18842 debug_memory_partitions): Move to tree-flow.h
18843 * params.h (AVG_ALIASED_VOPS): Define.
18844 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
18846 (mp_info_t): Likewise.
18847 (get_mem_sym_stats_for): New.
18848 (set_memory_partition): Move from tree-flow-inline.h.
18849 (mark_non_addressable): Only clear the set of symbols for the
18850 partition if it exists.
18851 (dump_memory_partitions): Move from tree-ssa-operands.c
18852 (debug_memory_partitions): Likewise.
18853 (need_to_partition_p): New.
18854 (dump_mem_ref_stats): New.
18855 (debug_mem_ref_stats): New.
18856 (dump_mem_sym_stats): New.
18857 (debug_mem_sym_stats): New.
18858 (update_mem_sym_stats_from_stmt): New.
18859 (compare_mp_info_entries): New.
18860 (mp_info_cmp): Call it.
18861 (sort_mp_info): Change argument to a list of mem_sym_stats_t
18863 (get_mpt_for): Move from tree-ssa-operands.c.
18864 (find_partition_for): New.
18865 (create_partition_for): Remove.
18866 (estimate_vop_reduction): New.
18867 (update_reference_counts): New.
18868 (build_mp_info): New.
18869 (compute_memory_partitions): Refactor.
18870 Document new heuristic.
18871 Call build_mp_info, update_reference_counts,
18872 find_partition_for and estimate_vop_reduction.
18873 (compute_may_aliases): Populate virtual operands before
18874 calling debugging dumps.
18875 (delete_mem_sym_stats): New.
18876 (delete_mem_ref_stats): New.
18877 (init_mem_ref_stats): New.
18878 (init_alias_info): Call it.
18879 (maybe_create_global_var): Remove alias_info argument.
18880 Get number of call sites and number of pure/const call sites
18881 from gimple_mem_ref_stats().
18882 (dump_alias_info): Call dump_memory_partitions first.
18883 (dump_points_to_info_for): Show how many times a pointer has
18885 * opts.c (decode_options): For -O2 set --param
18886 max-aliased-vops to 500.
18887 For -O3 set --param max-aliased-vops to 1000 and --param
18888 avg-aliased-vops to 3.
18889 * fortran/options.c (gfc_init_options): Remove assignment to
18891 * tree-flow-inline.h (gimple_mem_ref_stats): New.
18892 * tree-dfa.c (dump_variable): Dump memory reference
18894 Dump NO_ALIAS* settings.
18895 (referenced_var_lookup): Tidy.
18896 (mem_sym_stats): New.
18897 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
18898 and ORIG are different SSA names for a memory partition.
18899 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
18900 * tree-flow.h (struct mem_sym_stats_d): Define.
18901 (mem_sym_stats_t): Define.
18902 (struct mem_ref_stats_d): Define.
18903 (struct gimple_df): Add field mem_ref_stats.
18904 (enum noalias_state): Define.
18905 (struct var_ann_d): Add bitfield noalias_state.
18906 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
18907 debug_mem_ref_stats, debug_memory_partitions,
18908 debug_mem_sym_stats): Declare.
18909 * tree-ssa-structalias.c (update_alias_info): Update call
18910 sites, pure/const call sites and asm sites in structure
18911 returned by gimple_mem_ref_stats.
18912 Remove local variable IS_POTENTIAL_DEREF.
18913 Increase NUM_DEREFS if the memory expression is a potential
18915 Call update_mem_sym_stats_from_stmt.
18916 If the memory references memory, call
18917 update_mem_sym_stats_from_stmt for all the direct memory
18918 symbol references found.
18919 (intra_create_variable_infos): Set noalias_state field for
18920 pointer arguments according to the value of
18921 flag_argument_noalias.
18922 * tree-ssa-structalias.h (struct alias_info): Remove fields
18923 num_calls_found and num_pure_const_calls_found.
18924 (update_mem_sym_stats_from_stmt): Declare.
18925 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
18926 Set default value to 100.
18927 (PARAM_AVG_ALIASED_VOPS): Define.
18929 2007-04-11 Richard Guenther <rguenther@suse.de>
18931 PR middle-end/31530
18932 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
18933 a * -b + c as c - a * b if we honor sign dependent rounding.
18935 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18937 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
18938 bfin_expand_strmov.
18939 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
18940 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
18942 (initialize_trampoline): Don't use old-style function definition.
18943 (bfin_secondary_reload): Mark IN_P argument as unused.
18945 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
18947 PR tree-optimization/31343
18948 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
18949 (build_polynomial_chrec): Return a scalar when the evolution is zero.
18950 * testsuite/gcc.dg/vect/pr31343.c: New.
18952 2007-04-10 Eric Christopher <echristo@apple.com>
18954 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
18955 * config/i386/i386.md (*cmpfp0): Use.
18956 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
18957 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
18958 (fix_trunc<mode>_i386_fisttp): Ditto.
18959 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
18960 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
18961 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
18962 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
18963 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
18964 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
18965 (unnamed_splitters): Ditto.
18966 * config/i386/i386.c (output_fix_trunc): Assert that
18967 we're not being passed a TFmode operand.
18969 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
18971 PR tree-optimization/31526
18972 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
18973 n_basic_blocks to find newly added blocks.
18975 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
18977 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
18979 (fix_trunc<mode>si_sse): Ditto.
18980 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
18981 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
18982 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
18983 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
18984 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
18985 expander using SSEMODEF mode macro.
18986 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
18987 expander using SSEMODEF mode macro.
18988 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
18989 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
18990 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
18991 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
18992 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
18993 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
18994 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
18995 Macroize insn using X87MODEF mode macro.
18997 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
18999 * config/i386/sse.md (sse2_pinsrw): Removed.
19000 (sse2_pextrw): Renamed to ...
19001 (*sse2_pextrw): This.
19003 2007-04-09 Jan Hubicka <jh@suse.cz>
19006 * config/i386/sse.md
19007 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
19008 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
19009 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
19010 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
19012 2007-04-09 Jan Hubicka <jh@suse.cz>
19014 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
19015 multiple fields of union.
19017 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
19019 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
19020 (create_preheaders): Check that loops are available.
19021 (fix_loop_structure): Clean up, improve comments.
19022 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
19023 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
19025 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
19026 * predict.c (tree_estimate_probability): Do not call
19027 calculate_dominance_info. Call create_preheaders.
19028 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
19029 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
19031 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
19032 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
19033 * tree-cfg.c (tree_split_edge): Make an assert more precise.
19034 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
19037 2007-04-08 Jan Hubicka <jh@suse.cz>
19039 * tree.h (maybe_fold_offset_to_component_ref): Declare.
19040 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
19041 * fold-const.c (fold_unary): Use it.
19043 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
19045 * varasm.c (assemble_variable): Remove call to
19046 lang_hooks.decls.prepare_assemble_variable.
19047 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
19048 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
19049 * langhooks.h (lang_hooks_for_decls): Remove
19050 prepare_assemble_variable.
19052 2007-04-08 Mike Stump <mrs@apple.com>
19054 * config/i386/i386.c: Use inc/dec on Core2.
19056 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
19058 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
19059 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
19060 lhd_tree_inlining_end_inlining): Remove.
19061 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
19062 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
19063 end_inlining hooks.
19064 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
19065 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
19066 lhd_tree_inlining_end_inlining): Remove prototypes.
19067 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
19068 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
19069 LANG_HOOKS_TREE_INLINING_START_INLINING,
19070 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
19072 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
19075 2007-04-08 Anatoly Sokolov <aesok@post.ru>
19078 * config/avr/predicates.md (io_address_operand): Delete predicate.
19079 (low_io_address_operand): Don't use 'mode' argument.
19080 (higth_io_address_operand): Rename ...
19081 (high_io_address_operand): ... to this. Don't use 'mode' argument.
19082 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
19085 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
19087 Revert change removing staticp.
19089 2007-04-07 Anatoly Sokolov <aesok@post.ru>
19092 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
19095 2007-04-07 Bruce Korb <bkorb@gnu.org>
19097 * c.opt: Add -Wformat-contains-nul.
19098 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
19100 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
19101 the NUL byte warning.
19103 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
19105 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
19107 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
19109 * tree.c (staticp): No longer use staticp langhook.
19110 * langhooks.c (lhd_staticp): Removed.
19111 * langhooks.h (struct lang_hooks): Remove staticp.
19112 * c-common.c (c_staticp): Remove.
19113 * c-common.h (c_staticp): Ditto.
19114 * langhooks-defs.h (lhd_staticp): Ditto.
19115 (LHD_HOOKS_STATICP): Ditto
19116 * tree.h (gcc_assert_lowered): New macro.
19118 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
19120 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
19121 argument "reliable".
19122 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
19123 Add argument "reliable". Propagate it through calls.
19124 (infer_loop_bounds_from_undefined): Derive number of iterations
19125 estimates from references in blocks that do not dominate loop latch.
19126 (gcov_type_to_double_int): New function.
19127 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
19128 and expected_loop_iterations_unbounded.
19129 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
19130 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
19131 * tree-data-ref.c (estimated_loop_iterations): Export.
19132 (get_references_in_stmt): Fix -- do not return addresses of local
19134 * cfgloop.h (expected_loop_iterations_unbounded,
19135 estimated_loop_iterations): Declare.
19137 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
19139 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
19141 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
19143 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
19144 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
19145 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
19146 Use output_387_reg_move().
19147 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
19148 expander using X87MODEF12 mode macro.
19149 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
19150 choosing register preferences. Use output_387_reg_move().
19151 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
19152 instead of "x". Use output_387_reg_move().
19153 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
19154 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
19155 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
19156 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
19157 Use output_387_reg_move().
19158 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
19160 (*truncxf?f_i387 splitter): Ditto.
19162 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
19164 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
19165 LANG_HOOKS_SAFE_FROM_P.
19166 * expr.c (safe_from_p): Remove langhook call.
19167 * langhooks.h (lang_hooks): Remove safe_from_p.
19168 (lhd_safe_from_p): Remove prototype.
19169 * langhooks.c (lhd_safe_from_p): Remove.
19171 2007-04-06 Jan Hubicka <jh@suse.cz>
19173 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
19176 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
19178 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
19179 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
19180 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
19181 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
19183 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
19184 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
19186 2007-04-05 Richard Henderson <rth@redhat.com>
19188 * config/alpha/alpha.c (print_operand) [+]: Remove.
19189 (alpha_end_function): Print nop if call at end of function.
19190 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
19191 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
19192 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
19193 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
19194 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
19195 the call pattern. Update peepholes to match.
19197 2007-04-05 Janis Johnson <janis187@us.ibm.com>
19199 * doc/extend.texi (Other Builtins): Add decimal float variants
19201 * builtins.def: Ditto.
19202 * builtins.c (expand_builtin): Ditto.
19204 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
19205 H.J. Lu <hongjiu.lu@intel.com>
19208 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
19209 of V8HImode when calling ix86_binary_operator_ok.
19210 (sse2_pmaddwd): Call ix86_binary_operator_ok.
19211 (sdot_prodv8hi): Operands 1 and 2 must be register.
19213 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19215 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
19216 initialize align to silence bogus warning.
19218 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19220 PR middle-end/22156
19221 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
19223 (struct sra_walk_fns): Remove use_all parameter from use.
19224 (sra_hash_tree): Handle BIT_FIELD_REFs.
19225 (sra_elt_hash): Don't hash bitfld blocks.
19226 (sra_elt_eq): Skip them in parent compares as well. Handle
19228 (sra_walk_expr): Don't maintain or pass down use_all_p.
19229 (scan_use): Remove use_all parameter.
19230 (scalarize_use): Likewise. Re-expand assignment to
19231 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
19232 output, and re-scalarize after output. Don't mark anything
19234 (scalarize_ldst): Adjust.
19235 (scalarize_walk_gimple_modify_statement): Likewise.
19236 (build_element_name_1): Handle BIT_FIELD_REFs.
19237 (instantiate_element): Don't warn for any element whose parent
19238 is used as a whole.
19239 (instantiate_missing_elements_1): Return the sra_elt.
19240 (canon_type_for_field): New.
19241 (try_instantiate_multiple_fields): New.
19242 (instantiate_missing_elemnts): Use them.
19243 (mark_no_warning): Removed.
19244 (generate_one_element_ref): Handle BIT_FIELD_REFs.
19245 (REPLDUP, sra_build_elt_assignment): New.
19246 (generate_copy_inout): Use them.
19247 (generate_element_copy): Likewise. Handle bitfld differences.
19248 (generate_element_zero): Don't recurse for blocks. Use
19249 sra_build_elt_assignment.
19250 (generate_one_element_int): Take elt instead of var. Use
19251 sra_build_elt_assignment.
19252 (generate_element_init_1): Adjust.
19253 (scalarize_use, scalarize_copy): Use REPLDUP.
19254 (scalarize_ldst): Move assert before dereference.
19255 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
19257 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
19259 * regmove.c: Fix unused variable warnings due to previous commit.
19261 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
19263 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
19264 (regmove_bb_head): Remove.
19265 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
19266 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
19267 problems with fixup_match_1.
19268 Don't initialize/free regmove_bb_head.
19270 (reg_is_remote_constant_p): If an insn is in the same basic block
19271 but not before INSN, consider it remote, too.
19273 2007-04-05 Anatoly Sokolov <aesok@post.ru>
19276 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
19277 DECL_ASSEMBLER_NAME, not the DECL_NAME.
19279 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
19281 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
19282 (CONDITIONAL_REGISTER_USAGE): Likewise.
19284 2007-04-04 Richard Henderson <rth@redhat.com>
19286 * config/alpha/lib1funcs.asm: Remove unused file.
19288 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
19291 * opts.c (print_specific_help): Fix --help=<language>
19293 (common_handle_option): Support --help=common.
19295 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
19298 * gcc.c (main): Do not run the linker if
19299 print_subprocess_help indicates that it shouldn't be
19302 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
19305 * doc/invoke.texi (--help=): Document <languages> value, fix
19306 formatting in tables of values.
19308 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
19310 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
19311 dllimport attribute of virtual methods.
19313 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
19315 * config/score/crti.asm: Change _bss_start to __bss_start.
19316 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
19317 (OUTGOING_REG_PARM_STACK_SPACE) update.
19318 * config/score/score.opt: add options to make backend support
19319 score5, score5u, score7 and score7d.
19320 * config/score/score.md: Likewise.
19321 * config/score/misc.md: Likewise.
19322 * config/score/mac.md: Likewise.
19323 * doc/invoke.texi: Likewise.
19324 * doc/md.texi: update constraints define.
19326 2007-04-03 Richard Henderson <rth@redhat.com>
19328 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
19329 an appropriate type, use the mode instead.
19331 2007-04-03 Richard Sandiford <richard@codesourcery.com>
19333 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
19334 Set the default --with-arch setting to mips2.
19335 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
19336 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
19337 (MULTILIB_OSDIRNAMES): Delete.
19338 (MULTILIB_DIRNAMES): Define.
19339 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
19340 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
19341 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
19342 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
19343 VXWORKS_OS_CPP_BUILTINS.
19344 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
19345 (MIPS_DEBUGGING_INFO): Undefine.
19346 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
19348 2007-04-03 Jakub Jelinek <jakub@redhat.com>
19350 PR middle-end/30704
19351 * fold-const.c (native_encode_real): Encode real.c provided longs
19352 as a series of 32-bit native integers.
19353 (native_interpret_real): Interpret buffer as a series of 32-bit
19356 2007-04-03 Richard Guenther <rguenther@suse.de>
19358 * genpreds.c (write_insn_constraint_len): Write function
19359 optimized for CONSTRAINT_LEN implementation.
19360 (write_tm_preds_h): Output insn_constraint_len inline and
19361 use it for CONSTRAINT_LEN.
19362 (write_insn_preds_c): Don't output insn_constraint_len.
19363 * doc/md.texi (define_register_constraint): Document multi-letter
19364 constraints shall have the same length if they start with the same
19367 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
19370 * config/i386/i386.md (isinf<mode>2): Expand only when
19371 TARGET_C99_FUNCTIONS is set.
19373 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
19375 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
19376 (x86_64-*-linux*): Ditto.
19377 * config/i386/i386.opt (mpc): New option.
19378 * config/i386/i386.c (overrride_options): Handle
19379 ix87_precision_string.
19380 * config/i386/crtprec.c: New file.
19381 * config/i386/t-crtpc: Ditto.
19382 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
19383 and -mpc80 options.
19384 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
19385 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
19386 crtprec32.o, crtprec64.o and crtprec80.o.
19388 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
19389 and -mpc80 options.
19390 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
19392 2007-04-02 Eric Christopher <echristo@apple.com>
19394 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
19395 limitations on darwin.
19397 2007-04-02 Anatoly Sokolov <aesok@post.ru>
19400 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
19402 2007-04-02 Dave Korn <dave.korn@artimi.com>
19404 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
19406 2007-04-02 Dave Korn <dave.korn@artimi.com>
19408 * libgcc2.h (exception_descriptor): Don't forward-declare.
19409 (__get_eh_table_language, __get_eh_table_version): Delete
19410 prototypes of long-dead functions.
19412 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
19414 * ebitmap.h: New file
19415 * ebitmap.c: New file
19416 * Makefile.in (ebitmap.o): New target.
19418 2007-04-01 Jan Hubicka <jh@suse.cz>
19420 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
19421 before very first instruction.
19423 2007-04-01 Jan Hubicka <jh@suse.cz>
19425 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
19426 waring on 64bit hosts.
19427 * bitmap.h: Fix typo in bitmap_head_def.
19429 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
19431 PR rtl-optimization/31391
19432 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
19433 into a DELETED_LABEL note, and the label is in an empty basic
19434 block, update BB_END as well as BB_HEAD.
19436 2007-04-01 Richard Henderson <rth@redhat.com>
19438 PR tree-optimization/31169
19439 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
19440 to varying if the range is outside [0, prec-1].
19442 2007-04-01 Richard Sandiford <richard@codesourcery.com>
19445 * config/mips/mips.md (load_const_gp): New insn.
19446 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
19447 the MIPS16 GP pseudo register if no_new_pseudos.
19448 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
19450 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
19453 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
19455 (call_value): Likewise.
19457 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
19458 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19461 * doc/invoke.texi: (optimization options): Reword description
19462 of -ffast-math. Document its primary purpose.
19464 2007-03-31 Richard Guenther <rguenther@suse.de>
19466 * omp-low.c (splay-tree.h): Include.
19467 (lookup_decl): Replace splay-tree usage by pointer-map.
19468 (maybe_lookup_decl): Likewise.
19469 (new_omp_context): Likewise.
19470 (delete_omp_context): Likewise.
19471 * gimplify.c (splay-tree.h): Include.
19472 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
19474 (remap_ssa_name): Likewise.
19475 (remap_decl): Likewise.
19476 (remap_type_1): Likewise.
19477 (remap_type): Likewise.
19478 (copy_body_r): Likewise.
19479 (expand_call_inline): Likewise.
19480 (clone_body): Likewise.
19481 (copy_tree_r): Likewise.
19482 (remap_save_expr): Likewise.
19483 (unsave_r): Likewise.
19484 (unsave_expr_now): Likewise.
19485 (tree_function_versioning): Likewise.
19486 (build_duplicate_type): Likewise.
19487 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
19488 (struct copy_body_data): Replace splay-tree by pointer-map.
19489 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
19490 not $(SPLAY_TREE_H).
19491 (gimplify.o): Depend on $(SPLAY_TREE_H).
19492 (omp-low.p): Likewise.
19494 2007-03-31 Anatoly Sokolov <aesok@post.ru>
19496 * config/avr/predicates.md (even_register_operand,
19497 odd_register_operand): New predicates.
19498 * config/avr/avr.md (movw peephole2): New.
19499 (movw_r peephole2): New.
19501 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
19503 * tree.h (get_signed_or_unsigned_type): New.
19504 * fold-const.c (operand_equal_for_comparison_p): Use
19505 get_signed_or_unsigned_type instead of
19506 lang_hooks.types.signed_or_unsigned_type.
19507 * expr.c (store_expr): Ditto.
19508 * langhooks.c (get_signed_or_unsigned_type): New.
19509 (lhd_signed_or_unsigned_type): New.
19510 * langhooks.h (lhd_signed_or_unsigned_type): New.
19511 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
19513 2007-03-30 Richard Henderson <rth@redhat.com>
19515 * tree-ssa-loop-ivopts.c: Include target.h.
19516 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
19517 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
19518 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
19519 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
19521 2007-03-30 Richard Henderson <rth@redhat.com>
19522 Kai Tietz <kai.tietz@onevision.com>
19524 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
19525 default for 64-bit.
19526 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
19527 (TARGET_64BIT_MS_ABI): New.
19528 (DBX_REGISTER_NUMBER): Handle 64-bit.
19529 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
19530 (LONG_TYPE_SIZE): Force to 32.
19531 (REG_PARM_STACK_SPACE): New.
19532 (OUTGOING_REG_PARM_STACK_SPACE): New.
19533 (REGPARM_MAX, SSE_REGPARM_MAX): New.
19534 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
19535 (STACK_BOUNDARY): Use 128 for 64-bit.
19536 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
19537 Add 64-bit implementation.
19538 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
19540 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
19541 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
19542 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
19543 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
19544 (ix86_handle_cconv_attribute): Don't warn when ignoring if
19545 TARGET_64BIT_MS_ABI.
19546 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
19547 (ix86_pass_by_reference): Likewise.
19548 (ix86_function_value_regno_p): Likewise.
19549 (ix86_build_builtin_va_list): Likewise.
19550 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
19551 (function_arg_advance_ms_64): New.
19552 (function_arg_advance): Call it.
19553 (function_arg_ms_64): New.
19554 (function_arg): Call it.
19555 (function_value_ms_64): New.
19556 (ix86_function_value_1): Call it.
19557 (return_in_memory_ms_64): New.
19558 (ix86_return_in_memory): Call it.
19559 (setup_incoming_varargs_ms_64): New.
19560 (ix86_setup_incoming_varargs): Call it.
19561 (ix86_expand_prologue): Handle 64-bit stack probing.
19562 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
19563 (output_pic_addr_const): Likewise.
19564 (x86_this_parameter): Likewise.
19565 (x86_output_mi_thunk): Likewise.
19566 (x86_function_profiler): Likewise.
19567 (TARGET_STRICT_ARGUMENT_NAMING): New.
19568 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
19569 (TARGET_64BIT_MS_ABI): New.
19570 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
19571 * config/i386/i386.md (allocate_stack_worker): Remove.
19572 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
19573 describe the clobber of eax without a match_scratch.
19574 (allocate_stack_worker_postreload): Remove.
19575 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
19576 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
19577 (allocate_stack_worker_rex64_postreload): Remove.
19578 (allocate_stack): Handle 64-bit.
19579 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
19580 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
19581 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
19582 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
19583 (STANDARD_STARTFILE_PREFIX_1): Likewise.
19584 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
19585 * config.build (x86_64-*-mingw*): New host.
19586 * config.host (x86_64-*-mingw*): New host.
19587 * config.gcc (x86_64-*-mingw*): New target.
19588 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
19590 2007-03-30 Richard Henderson <rth@redhat.com>
19591 Kai Tietz <kai.tietz@onevision.com>
19593 * c-pragma.c (struct def_pragma_macro_value): New.
19594 (struct def_pragma_macro): New.
19595 (pushed_macro_table): New.
19596 (dpm_hash, dpm_eq): New.
19597 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
19598 (init_pragma): Install them.
19599 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
19601 2007-03-30 Anatoly Sokolov <aesok@post.ru>
19603 * config/avr/avr.c (avr_override_options): Clear
19604 'flag_delete_null_pointer_checks'.
19606 2007-03-30 Paolo Carlini <pcarlini@suse.de>
19609 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
19610 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
19611 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
19612 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
19613 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
19614 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
19615 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
19617 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
19619 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
19621 * regmove.c: Move all of pass_stack_adjustments from here...
19622 * combine-stack-adj.c: ...to this new file.
19623 * Makefile.in: Add rules for combine-stack-adj.o.
19625 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
19627 PR tree-optimization/31383
19628 * tree-data-ref.c (affine_function_equal_p): Do not require the
19629 vectors to have the same length.
19631 2007-03-30 Jan Hubicka <jh@suse.cz>
19633 PR middle-end/30700
19634 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
19635 availablility; add more sanity checking; ask varpool only about
19638 2007-03-29 Richard Henderson <rth@redhat.com>
19640 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
19641 to decide, but __SIZEOF_LONG_LONG__.
19643 2007-03-29 Richard Henderson <rth@redhat.com>
19645 * emutls.c (struct __emutls_array): New.
19646 (emutls_destroy): Use it instead of casting element 0 from void*.
19647 (__emutls_get_address): Likewise.
19649 2007-03-29 Richard Henderson <rth@redhat.com>
19651 * varasm.c (initializer_constant_valid_p): Don't deny
19652 DECL_DLLIMPORT_P on functions.
19654 * config/i386/cygming.h: Remove function declarations.
19655 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
19656 (ASM_OUTPUT_LABELREF): Remove.
19657 (COMMON_ASM_OP): Remove.
19658 (ASM_OUTPUT_COMMON): Remove.
19659 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
19660 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
19661 (ASM_DECLARE_FUNCTION_NAME): Likewise.
19662 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
19663 Rename from TARGET_ENCODE_SECTION_INFO.
19664 * config/i386/netware.h: Likewise.
19665 * config/i386/i386-protos.h: Update.
19666 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
19667 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
19668 (legitimate_constant_p): Reject dllimports.
19669 (dllimport_map, get_dllimport_decl): New.
19670 (legitimize_dllimport_symbol): New.
19671 (legitimize_address, ix86_expand_move): Use it.
19672 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
19673 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
19674 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
19675 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
19676 * config/i386/predicates.md (constant_call_address_operand): Only
19677 accept symbols; reject dllimport_p symbols.
19678 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
19679 i386_pe_maybe_record_exported_symbol.
19680 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
19681 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
19682 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
19683 trust the setting of DECL_DLLIMPORT_P.
19684 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
19685 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
19686 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
19687 tidy the argument scanning loop.
19688 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
19689 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
19690 (i386_pe_strip_name_encoding): Remove.
19691 (i386_pe_binds_local_p): New.
19692 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
19693 (i386_pe_output_labelref): Remove.
19694 (i386_pe_asm_output_aligned_decl_common): New.
19695 (i386_pe_maybe_record_exported_symbol): Rename from
19696 i386_pe_record_exported_symbol; check for dllexported symbols.
19698 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
19700 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
19701 add comment explaining why vsnprintf cannot be used.
19703 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
19705 PR tree-optimization/30666
19706 * tree.c (build_complex_type): When creating type names for DWARF2
19707 debug info, create TYPE_DECLs for TYPE_NAME instead of
19709 (build_common_tree_nodes_2): Use build_complex_type when building
19710 predefined complex types, to preserve canonical types.
19712 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
19714 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
19715 (noce_get_alt_condition): Look at it to determine whether to
19716 reverse the condition or not.
19717 (noce_get_condition): Substitute the truth for lies.
19718 (noce_find_if_block): Set the then_else_reversed field.
19720 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
19722 * config/fr30/fr30.md (movdi): Do not accept immediates as the
19723 destination of this insn.
19724 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
19725 than calling gen_rtx_SET directly. Use r0 to hold the value of
19726 'address + 4' rather than a stack based temporary which can be
19727 mis-optimized away.
19729 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
19731 * config/s390/s390.c (s390_secondary_input_reload_class,
19732 s390_secondary_output_reload_class): Functions removed.
19733 (s390_secondary_reload): New function.
19734 (TARGET_SECONDARY_RELOAD): Target macro defined.
19735 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
19736 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
19737 * config/s390/s390.md ("reload_outti", "reload_outdi",
19738 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
19739 "reload_out<mode>"): Expanders removed.
19740 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
19741 "reload<mode>_nonoffmem_out"): Expanders added.
19743 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
19745 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
19746 action if SRC->DEST replacement failed anyway.
19748 2007-03-28 Mike Stump <mrs@apple.com>
19750 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
19751 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
19752 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
19754 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19756 * config.gcc: Accept barcelona as a variant of amdfam10.
19757 * config/i386/i386.c (override_options): Likewise.
19758 * doc/invoke.texi: Likewise.
19760 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
19762 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
19763 offsets for BIT_FIELD_REF and COMPONENT_REF.
19765 2007-03-28 Richard Guenther <rguenther@suse.de>
19767 * tree.c (is_global_var): Move ...
19768 * tree-flow-inline.h (is_global_var): ... here.
19769 * tree.h (is_global_var): Remove declaration.
19771 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
19773 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
19775 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
19776 * config/i386/i386.c (ix86_tune_features): Initialize new
19778 * config/i386/predicates.md (promotable_binary_operator): Use
19779 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
19781 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
19784 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
19786 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
19788 * config/fr30/fr30.md (movsi_internal): Change destination
19789 constraint from m to V and add m to the end.
19791 2007-03-28 Christian Bruel <christian.bruel@st.com>
19793 * config/sh/sh.md (movsi_i): Fix type attribute.
19795 2007-03-28 Christian Bruel <christian.bruel@st.com>
19797 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
19798 (movsf_ie): Likewise.
19800 2007-03-28 Christian Bruel <christian.bruel@st.com>
19802 * config.gcc: Add sh4-300 to multilib.
19803 * config/sh/t-mlib-sh4-300: New file.
19805 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
19807 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
19808 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
19809 fix_trunc<mode>di2.
19810 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
19811 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
19812 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
19813 "fixuns_trunctddi2"): Whitespace fix.
19815 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
19817 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
19818 the definition of struct sh_args.
19819 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
19820 CALL_COOKIE_INT_REG_GET): Likewise.
19822 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
19824 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
19825 transformations are applied successfully.
19827 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
19829 * tree.c (tree_contains_struct): Permit 512 tree codes.
19830 * tree.h (tree_contains_struct): Ditto.
19831 (MAX_TREE_CODES): Ditto.
19832 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
19833 SPARE member to store remaining padding bits.
19835 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19837 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
19840 2007-03-27 Janis Johnson <janis187@us.ibm.com>
19842 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
19843 * configure: Regenerate.
19845 * configure: Regenerate using the correct version of autoconf.
19847 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19849 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
19851 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
19852 regs to "__SP_L__" and "__SP_H__".
19854 2007-03-27 Richard Guenther <rguenther@suse.de>
19856 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
19857 computations with it with a HOST_WIDE_INT variable.
19859 2007-03-26 Mike Stump <mrs@apple.com>
19861 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
19862 objective-c-header, objective-c++-header and objc++-cpp-output
19864 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
19866 2007-03-26 Richard Henderson <rth@redhat.com>
19869 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
19870 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
19871 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
19872 IX86_BUILTIN_PSRLQ128): New.
19873 (ix86_init_mmx_sse_builtins): Add them.
19874 (ix86_expand_builtin): Expand them.
19875 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
19876 operand 2 be TImode.
19877 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
19878 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
19879 _mm_srli_epi64): Mark __B const.
19880 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
19881 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
19882 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
19883 new two-vector shift builtins.
19885 2007-03-26 Ian Lance Taylor <iant@google.com>
19887 PR tree-optimization/31345
19888 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
19889 [+INF, +INF(OVF)] into VARYING.
19891 2007-03-26 Zack Weinberg <zackw@panix.com>
19893 * gengtype-parse.c: New file.
19894 * gengtype-yacc.y: Delete.
19895 * gengtype-lex.l: Don't include gengtype-yacc.h.
19896 Define YY_DECL and yyterminate appropriately for recursive
19897 descent parser. yylval is now a string out-parameter to yylex.
19898 (HWS, EOID): New shorthand.
19899 (IWORD): Add a couple more types.
19900 (yylex): Add a setup stanza. Remove the complex rules for
19901 detecting GTY'ed types and typedefs; replace with simple
19902 keyword detectors. Adjust everything for the changed
19903 definition of yylval. Ignore all pp-directives, not just #define.
19905 (parse_file): Rename yybegin; do not call yyparse.
19907 * gengtype.c (xasprintf): Export again.
19908 (this_file): New. Use everywhere __FILE__ was being used.
19909 (get_lang_bitmap): Special case types defined in gengtype.c.
19910 (do_typedef, new_structure): Suppress definition of certain types.
19911 (new_structure): Improve diagnostics of duplicate definitions.
19912 Make sure location_s is associated with input.h.
19913 (nreverse_pairs, define_location_structures): New functions.
19914 (main): Improve tagging of kludge types. Remove old kludges
19915 for input.h types; use define_location_structures.
19916 * gengtype.h: Update prototypes. Define token codes here.
19917 * Makefile.in: Remove all references to gengtype-yacc.
19918 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
19920 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
19921 add GTY((skip)) to the field that's only conditionally there.
19922 * doc/install.texi: Document that Bison is no longer required
19923 unless building treelang.
19925 * gengtype.c: Don't include gtyp-gen.h.
19926 (srcdir): Declare here.
19927 (base_files, lang_dir_names): Allocate dynamically.
19928 (gt_files, num_gt_files, num_lang_dirs): New globals.
19929 (measure_input_list, read_input_line, read_input_list)
19930 (set_lang_bitmap): New functions.
19931 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
19932 simplify, relying on read_input_list to set up the bitmaps.
19933 (main): Arguments are no longer unused. Check for correct number
19934 of command line arguments, set srcdir and srcdir_len, then call
19935 read_input_list, before doing anything else. No need to worry
19936 about duplicates in main loop.
19937 * configure.ac: Simplify the calculation of all_gtfiles.
19938 Put language tags in there. Don't set or substitute
19939 all_gtfiles_files_langs or all_gtfiles_files_frags.
19940 * Makefile.in: Revamp the way gengtype is invoked, now that it
19941 takes a file on its command line with a much simpler format.
19942 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
19943 (GTFILES): Remove duplicates and C source files.
19944 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
19945 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
19946 * configure: Regenerate.
19948 * gengtype.h: Remove all type definitions to gengtype.c; leave
19949 only definitions of options_p, type_p, and pair_p as opaque
19950 pointers. Update prototypes.
19951 * gengtype.c: Many type definitions moved here from gengtype.h.
19952 Consolidate type definitions at the top of the file.
19953 (xvasprintf): Delete.
19954 (xasprintf): Make static.
19955 (create_nested_pointer_option): Add 'next' parameter.
19956 (create_field_all, create_field_at): New functions.
19957 (create_field): Now a thin wrapper around create_field_all.
19958 (create_optional_field): Rename create_optional_field_ and add
19959 line argument. Original name is now a macro which supplies
19961 (oprintf): Use vsnprintf directly.
19962 (close_output_files): Use fatal rather than perror/exit.
19963 (note_def_vec, note_def_vec_alloc): Use create_field_at.
19964 (main): Set progname. Don't use exit.
19965 * gengtype-yacc.y (struct_fields): Use create_field_at.
19966 (option, optionseqopt): Delete.
19967 (optionseq): Consolidate productions from option here so we
19968 can use the first argument to create_option.
19970 * gengtype-lex.l: Distinguish unions from structures in the
19971 token type. Don't call find_structure; return the tag as a string.
19972 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
19973 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
19974 string. Reorganize typedef_struct production accordingly.
19975 Use create_nested_ptr_option.
19976 * gengtype.c (create_nested_ptr_option): New function.
19977 * gengtype.h: Declare it.
19979 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
19980 (string_type): Don't declare.
19981 (do_scalar_typedef): Declare.
19982 (create_scalar_type): Update prototype.
19983 * gengtype.c (string_type): Make static.
19984 (scalar_nonchar, scalar_char): New.
19985 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
19986 (resolve_typedef): Use scalar_nonchar for error recovery.
19987 (create_scalar_type): Remove name_len field. Return scalar_char
19988 or scalar_nonchar as appropriate.
19989 (adjust_field_type): Look at scalar_is_char boolean to decide whether
19990 to use string_type.
19991 (throughout): Use scalar_nonchar instead of calling
19992 create_scalar_type, whenever possible.
19993 (main): Initialize scalar_char and scalar_nonchar before calling
19995 * gengtype-lex.l: Adjust for removal of second argument to
19996 create_scalar_type. Use yylval.s instead of yylval.t when
19998 * gengtype-yacc.y: Type of SCALAR is string. Call
19999 create_scalar_type from type:SCALAR rule. Adjust for removal of
20000 second argument to create_scalar_type.
20002 * vec.h: Remove all #if IN_GENGTYPE blocks.
20003 Add comment saying that changes may require adjustments to gengtype.
20004 * gengtype.c: Don't include coretypes.h or tm.h.
20005 Add comment to inclusion of errors.h.
20006 (note_def_vec, note_def_vec_alloc): New functions.
20007 * gengtype.h: Declare new functions.
20008 * gengtype-lex.l: Don't include coretypes.h.
20009 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
20011 (update_lineno): Remove unnecessary prototype.
20012 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
20013 (VEC rule): Just return VEC_TOKEN.
20014 * gengtype-yacc.y (VEC_TOKEN): New token type.
20015 (type): Add a production for VEC(a,b).
20016 * Makefile.in: Update dependencies.
20018 * gengtype-lex.l: Remove rules for parsing pointer-to-function
20019 typedefs that use the old PARAMS macro.
20021 * gengtype-lex.l: Remove all rules and states relating to yacc
20023 * gengtype-yacc.y: Similarly.
20024 * gengtype.c (note_yacc_type): Delete function.
20025 * gengtype.h: Update prototypes.
20027 2007-03-26 Joseph Myers <joseph@codesourcery.com>
20029 * tree-pretty-print.c (dump_generic_node): Report precision of
20030 unnamed integer types.
20032 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
20034 * ifcvt.c (noce_try_store_flag_constants): Don't check
20035 no_new_pseudos here.
20036 (noce_try_store_flag_constants): Don't check no_new_pseudos.
20037 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
20038 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
20039 noce_try_sign_mask): Likewise.
20040 (if_convert): Check no_new_pseudos here.
20042 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
20044 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
20045 (noce_get_condition): Handle new then_else_reversed argument.
20046 (noce_init_if_info): Remove, fold into noce_find_if_block.
20047 (noce_process_if_block): Take a struct noce_if_info as the
20048 argument. Don't set up one based on ce_if_info. Update pointer
20049 references accordingly.
20050 (cond_move_process_if_block): Likewise.
20051 (process_if_block): Removed.
20052 (find_if_block): Removed. Move functionality two new functions,
20053 noce_find_if_block and cond_exec_find_if_block.
20054 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
20055 blocks and the symmetric IF-ELSE-JOIN case.
20056 (cond_exec_find_if_block): Also new function mostly based on old
20057 find_if_block and process_if_block.
20058 (find_if_header): Replace find_if_block call with separately
20059 guarded calls to noce_find_if_block and cond_exec_find_if_block.
20060 (find_cond_trap): Update noce_get_condition call.
20061 (dead_or_predicable): Likewise.
20063 2007-03-26 Jakub Jelinek <jakub@redhat.com>
20065 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
20067 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
20068 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
20069 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
20070 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
20071 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
20072 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
20073 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
20074 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
20075 __builtin_ia32_psrad128 builtins.
20077 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
20079 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
20080 * config/i386/constraints.md
20081 (define_constraint "I"): Use IN_RANGE macro.
20082 (define_constraint "J"): Ditto.
20083 (define_constraint "K"): Ditto.
20084 (define_constraint "M"): Ditto.
20085 (define_constraint "N"): Ditto.
20086 (define_constraint "O"): Ditto.
20087 * config/i386/predicates.md
20088 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
20089 (define_predicate "const_0_to_3_operand"): Ditto.
20090 (define_predicate "const_0_to_7_operand"): Ditto.
20091 (define_predicate "const_0_to_15_operand"): Ditto.
20092 (define_predicate "const_0_to_63_operand"): Ditto.
20093 (define_predicate "const_0_to_255_operand"): Ditto.
20094 (define_predicate "const_1_to_31_operand"): Ditto.
20095 (define_predicate "const_2_to_3_operand"): Ditto.
20096 (define_predicate "const_4_to_7_operand"): Ditto.
20098 2007-03-25 David Edelsohn <edelsohn@gnu.org>
20100 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
20101 in SImode for save_world.
20102 * config/rs6000/altivec.md (save_world, restore_world): Convert to
20105 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
20107 PR tree-optimization/30784
20108 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
20111 2007-03-25 Revital Eres <eres@il.ibm.com>
20113 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
20114 Fold movement_possibility function into it.
20116 2007-03-25 David Edelsohn <edelsohn@gnu.org>
20118 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
20119 (load_macho_picbase_{si,di}): Convert to LR hard reg.
20120 (call_indirect_nonlocal_darwin64): Same.
20121 (call_nonlocal_darwin64): Same.
20122 (call_value_indirect_nonlocal_darwin64): Same.
20123 (call_value_nonlocal_darwin64): Same.
20124 (sibcall_nonlocal_darwin64): Same.
20125 (sibcall_value_nonlocal_darwin64): Same.
20126 (sibcall_symbolic_64): Same.
20127 (sibcall_value_symbolic_64): Same.
20128 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
20130 (rs6000_emit_load_toc_table): Same.
20131 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
20132 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
20134 (divss_call): Same.
20135 (divus_call): Same.
20136 (quoss_call): Same.
20137 (quous_call): Same.
20138 (load_toc_v4_pic_si): Same
20139 (load_toc_v4_PIC_1): Same.
20140 (load_toc_v4_PIC_1b): Same.
20141 (call_indirect_aix{32,64}): Same.
20142 (call_value_indirect_aix{32,64}): Same.
20144 (call_value): Same.
20145 (call_local{32,64}): Same.
20146 (call_value_local{32,64}): Same.
20147 (call_indirect_nonlocal_aix{32,64}): Same.
20148 (call_nonlocal_aix{32,64}): Same.
20149 (call_value_indirect_nonlocal_aix{32,64}): Same.
20150 (call_value_nonlocal_aix{32,64}): Same.
20151 (call_indirect_nonlocal_sysv<mode>): Same.
20152 (call_nonlocal_sysv<mode>): Same.
20153 (call_value_indirect_nonlocal_sysv<mode>): Same.
20154 (call_value_nonlocal_sysv<mode>): Same.
20156 (sibcall_local{32,64}): Same.
20157 (sibcall_value_local{32,64}): Same.
20158 (sibcall_nonlocal_aix{32,64}): Same.
20159 (sibcall_value_nonlocal_aix{32,64}): Same.
20160 (sibcall_nonlocal_sysv<mode>): Same.
20161 (sibcall_value): Same.
20162 (sibcall_value_nonlocal_sysv<mode>): Same.
20164 2007-03-24 Paul Brook <paul@codesourcery.com>
20166 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
20167 * config/arm/linux-eabi.h: Remove legacy syscall hack.
20169 2007-03-24 Richard Henderson <rth@redhat.com>
20171 * config/ia64/constraints.md: New file.
20172 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
20173 satisfies_constraint_?.
20174 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
20175 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
20176 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
20177 ia64_output_mi_thunk): Likewise.
20178 (ia64_const_ok_for_letter_p): Remove.
20179 (ia64_const_double_ok_for_letter_p): Remove.
20180 (ia64_extra_constraint): Remove.
20181 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
20182 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
20183 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
20184 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
20185 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
20186 EXTRA_MEMORY_CONSTRAINT): Remove.
20187 * config/ia64/ia64.md: Include constriants.md. Replace
20188 CONST_OK_FOR_? with satisfies_constraint_?.
20190 2007-03-23 Michael Meissner <michael.meissner@amd.com>
20191 H.J. Lu <hongjiu.lu@intel.com>
20193 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
20195 (name macros): Use DPD_BID_NAME to convert names properly.
20197 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
20198 decimal floating point format.
20199 (init_floating_libfuncs): Change decimal functions so that they
20200 have a "bid_" prefix if the decimal system uses the BID format,
20201 and "dpd_" prefix if the decimal system uses the DPD format.
20202 (init_interclass_conv_libfuncs): Ditto.
20203 (init_intraclass_conv_libfuncs): Ditto.
20205 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
20206 using the BID format.
20208 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
20209 whether we are using the BID decimal format.
20210 * configure: Regenerate.
20212 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
20213 the compiler has decimal floating point enabled. Define
20214 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
20217 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
20218 using the BID format.
20220 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
20221 whether we are using the BID decimal format.
20222 * configure: Regenerate.
20224 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
20225 the compiler has decimal floating point enabled. Define
20226 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
20229 * doc/install.texi (--enable-decimal-float): Document BID and DPD
20230 options, and that it is enabled for i386/x86_64 systems.
20232 * Makefile.in (enable_decimal_float): New.
20234 (DECNUMINC): Add -I$(DECNUMFMT).
20235 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
20236 to $(DECNUMFMT) from $(DECNUM).
20238 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
20239 Substitute enable_decimal_float.
20240 * configure: Regenerated.
20243 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
20246 * configure.ac: Enable decimal float for x86_64-*-linux*.
20247 * configure: Regenerated.
20250 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
20251 decimal128ClearSign to flip and clear the sign bit in decimal128.
20252 (decimal_real_maxval): Set decimal128SetSign to set the sign
20255 2007-03-23 Ian Lance Taylor <iant@google.com>
20257 * fold-const.c (fold_binary): Correct warning for X - c >= X.
20259 2007-03-23 Ian Lance Taylor <iant@google.com>
20261 * tree-dump.c (dump_files): Correct comment.
20263 2007-03-23 Ian Lance Taylor <iant@google.com>
20265 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
20267 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
20269 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
20270 in cfglayout mode. Don't go into and out of cfglayout mode.
20271 Link the blocks in the order of the constructed traces.
20272 (rest_of_handle_tracer): Adjust call to tracer.
20273 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
20274 Don't go into cfglayout mode.
20275 (rtl_loop_done): Don't go out of cfglayout mode.
20276 * cfglayout.c (relink_block_chain): New function, split out from...
20277 (fixup_reorder_chain): ...here. Remove redundant checking.
20278 (cfg_layout_finalize): Don't clear the header, footer, and aux
20279 fields here, move the code to do so to relink_block_chain. Likewise
20280 for free_original_copy_tables.
20281 * rtl.h (tracer): Update prototype.
20282 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
20283 Assert we are in cfglayout mode. Don't go into and out of cfglayout
20284 mode. Use relink_block_chain to serialize the CFG according to the
20285 new basic block order. Move targetm.cannot_modify_jumps_p check from
20287 (gate_handle_reorder_blocks): ...to here.
20288 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
20290 (gate_duplicate_computed_gotos): ...to here.
20291 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
20292 something always changes when going into and out of cfglayout mode.
20293 Perform an expensive cfg cleanup while going into cfglayout mode.
20294 Always update liveness information on HAVE_conditional_execution
20295 targets. Reserialize the basic blocks and go out of cfglayout mode.
20296 * reg-stack.c: Include cfglayout.h.
20297 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
20298 the call to reorder_basic_blocks.
20299 * basic-block.h (reorder_basic_blocks): Update prototype.
20300 (relink_block_chain): New prototype.
20301 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
20303 2007-03-23 Joseph Myers <joseph@codesourcery.com>
20305 * config/mips/mips.md (type, hazard, *movdi_32bit,
20306 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
20307 *movhi_internal, *movqi_internal, *movsf_hardfloat,
20308 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
20309 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
20310 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
20312 (movcc): Change first xfer to multi.
20313 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
20314 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
20315 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
20316 config/mips/generic.md: Change reservations using "xfer" to use
20318 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
20319 using match_operand.
20320 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
20321 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
20323 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
20325 2007-03-22 Richard Henderson <rth@redhat.com>
20327 * config/i386/i386.c: Remove unnecessary function declarations.
20328 Move targetm definition, and all related macros, to the end of
20329 the file. Resort some functions to put definitions before uses.
20330 (ix86_attribute_table): Make static. Move to end of file.
20331 (ix86_gimplify_va_arg): Make static.
20333 2007-03-22 Richard Henderson <rth@redhat.com>
20335 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
20336 don't increase local_regparm with force_align_arg_pointer check.
20337 (ix86_function_sseregparm): Assert 32-bit.
20338 (type_has_variadic_args_p): New.
20339 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
20340 type_has_variadic_args_p.
20341 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
20342 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
20343 use memset instead. Do maybe_vaarg check first; skip attribute
20344 tests if true; skip attribute tests for 64-bit.
20345 (construct_container): Remove TARGET_DEBUG_ARG.
20346 (function_arg_advance_32, function_arg_advance_64): Split out ...
20347 (function_arg_advance): ... from here.
20348 (function_arg_32, function_arg_64): Split out ...
20349 (function_arg): ... from here.
20350 (ix86_pass_by_reference): Tidy.
20351 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
20352 (function_value_32): New, from parts of ix86_function_value
20353 and ix86_value_regno.
20354 (function_value_64): New, from parts of ix86_function_value
20355 and ix86_libcall_value.
20356 (ix86_function_value_1): New.
20357 (ix86_function_value, ix86_libcall_value): Use it.
20358 (return_in_memory_32, return_in_memory_64): Split out ...
20359 (ix86_return_in_memory): ... from here.
20360 (ix86_struct_value_rtx): Skip for 64-bit.
20361 (ix86_libcall_value, ix86_value_regno): Remove.
20362 (setup_incoming_varargs_64): Split out ...
20363 (ix86_setup_incoming_varargs): ... from here.
20364 (ix86_va_start): Remove TARGET_DEBUG_ARG.
20365 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
20366 * config/i386/i386-protos.h (ix86_function_value): Remove.
20367 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
20369 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20372 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
20373 infinities not supported, otherwise emit warning if -Woverflow. On
20374 underflow, emit warning if -Woverflow.
20375 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
20377 * real.h (real_from_string): Update declaration
20379 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
20380 Richard Henderson <rth@redhat.com>
20382 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
20383 * calls.c (compute_argument_block_size, expand_call,
20384 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
20385 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
20386 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
20387 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
20388 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
20389 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
20390 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
20391 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
20394 2007-03-22 Joseph Myers <joseph@codesourcery.com>
20396 * c-incpath.c (add_sysroot_to_chain): New.
20397 (merge_include_chains): Add sysroot argument. Call
20398 add_sysroot_to_chain if sysrooted.
20399 (register_include_chains): Update call to merge_include_chains.
20400 * doc/cppopts.texi: Document use of '=' in include directory
20403 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
20405 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
20406 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
20407 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
20408 insn pattern using X87MODEF12 mode macro.
20410 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
20412 * regmove.c (regmove_optimize): Use reg_mentioned_p
20413 instead of reg_overlap_mentioned_p for DST.
20415 2007-03-21 Mike Stump <mrs@apple.com>
20417 * c.opt: Fixup for Objective-C/C++.
20419 2007-03-21 Steve Ellcey <sje@cup.hp.com>
20421 * explow.c (convert_memory_address): Fold memory reference when
20422 POINTERS_EXTEND_UNSIGNED < 0
20424 2007-03-21 Richard Henderson <rth@redhat.com>
20427 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
20428 * config/i386/mmintrin.h (__m64): Likewise.
20429 * config/i386/xmmintrin.h (__m128): Likewise.
20431 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20433 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
20434 (VXWORKS_OS_CPP_BUILTINS): Define.
20435 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
20436 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
20438 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20440 * rtl.h (constant_pool_reference_p): Delete.
20441 (find_constant_src): Declare.
20442 * rtlanal.c (find_constant_src): New function.
20443 * simplify-rtx.c (constant_pool_reference_p): Delete.
20444 * config/i386/i386.md: Use find_constant_src instead of
20445 constant_pool_reference_p/avoid_constant_pool_reference pairs.
20447 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20449 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
20450 * c-cppbuiltin.c (c_cpp_builtins): Define them.
20452 2007-03-20 Mark Mitchell <mark@codesourcery.com>
20454 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
20455 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
20456 (arm_elf_asm_constructor): Use it.
20457 (arm_elf_asm_destructor): New function.
20459 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
20461 * jump.c (mark_jump_label): Treat SEQUENCE specially.
20463 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
20465 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
20467 2007-03-19 Andrew Haley <aph@redhat.com>
20469 PR tree-optimization/31264
20470 * tree-vrp.c (register_edge_assert_for_1): Don't look though
20471 VIEW_CONVERT_EXPRs.
20473 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
20475 PR rtl-optimization/30907
20476 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
20477 (fwprop_init): Always call loop_optimizer_initialize.
20478 (fwprop_done): Always call loop_optimizer_finalize.
20479 (fwprop): We always have loop info now.
20480 (gate_fwprop_addr): Remove.
20481 (pass_fwprop_addr): Use gate_fwprop as gate.
20483 PR rtl-optimization/30841
20484 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
20485 df_chain_alloc): Call df_reorganize_refs unconditionally.
20486 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
20487 refs_organized to refs_organized_size.
20488 (df_ref_create_structure): Use refs_organized_size instead of
20489 bitmap_size if refs had been organized, and keep refs_organized_size
20491 * df.h (struct df_ref_info): Change refs_organized to
20492 refs_organized_size.
20493 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
20496 2007-03-19 Mark Mitchell <mark@codesourcery.com>
20498 * except.c (output_function_exception_table): Do not reference the
20499 EH personality routine for functions that do not require an
20502 2007-03-20 Jakub Jelinek <jakub@redhat.com>
20505 * c-typeck.c (convert_for_assignment): Call comptypes for
20506 RECORD_TYPE or UNION_TYPE.
20508 PR inline-asm/30505
20509 * reload1.c (reload): Do invalid ASM checking after
20510 cleanup_subreg_operands.
20512 2007-03-19 Jeff Law <law@redhat.com>
20514 * tree-cfg.c (find_taken_edge): Tighten conditions for
20515 optimizing computed gotos.
20517 2007-03-19 Michael Matz <matz@suse.de>
20519 * builtins.c (expand_builtin_sync_operation,
20520 expand_builtin_compare_and_swap,
20521 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
20524 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
20525 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
20528 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20530 * doc/tm.texi: Add brackets around the return type of
20531 TARGET_SECONDARY_RELOAD.
20533 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
20534 Richard Guenther <rguenther@suse.de>
20536 PR tree-optimization/31254
20537 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
20538 Use handled_component_p () where appropriate. Continue
20539 propagating into the rhs if we propagated into an INDIRECT_REF
20542 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20544 * config/s390/s390.md (op_type attribute): RRR instruction type added.
20545 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
20546 (xde, xdee): Mode attributes adjusted to support DFP modes.
20547 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
20548 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
20549 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
20550 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
20551 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
20552 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
20553 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
20555 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
20556 "movsf"): Insn definitions removed.
20557 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
20558 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
20559 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
20561 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
20562 "reload_in<mode>", "reload_out<mode>"): Expander added.
20563 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
20566 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20568 * config/s390/s390.md: Only non-functional changes. Renamed
20569 FPR mode macro to BFP all over the file.
20571 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20573 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
20574 (op_type attribute): RRF instruction type added.
20575 (fT0): New mode attribute.
20576 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
20577 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
20578 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
20579 instruction no secondary memory is needed when moving DFmode values
20580 between GPRs and FPRs.
20582 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20584 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
20585 inverted and documentation adjusted.
20586 ("mhard-dfp", "msoft-dfp"): New options.
20587 * config/s390/s390.c (s390_handle_arch_option): New architecture
20589 (override_options): Sanity checks for the new options added.
20590 * config.gcc: New architecture switch: z9-ec.
20591 * config/s390/s390.h (processor_flags): PF_DFP added.
20592 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
20593 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
20594 when the bit is NOT set so remove it from the defaults.
20596 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20598 * genemit.c (main): Print include statement for dfp.h.
20599 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
20602 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
20604 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
20606 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
20609 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
20610 instead of PATTERN.
20612 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20614 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
20615 attr_length_call, output_call, output_indirect_call): Cleanup
20616 formatting of targetm calls.
20618 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
20620 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
20622 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20624 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
20625 reservation, bypass and anti-bypass descriptions for these
20626 instructions. Update move patterns.
20627 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
20630 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
20632 * tree-vect-transform.c (get_initial_def_for_induction): Replace
20633 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
20634 (get_initial_def_for_reduction): Likewise.
20636 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
20638 Fix PR tree-optimization/29922
20639 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
20640 (get_representative): Removed.
20641 (value_dies_in_block_x): Update for rvuse removal.
20642 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
20643 (compute_antic_aux): Handle when PHI nodes appear in
20644 non-single-successors.
20645 (dump_bitmap_of_names): Removed.
20646 (compute_antic_safe): Renamed and removed rvuse calculation.
20647 Calculate only antic safe.
20648 (insert_into_preds_of_block): Remove assert.
20649 (execute_pre): Update for renamed functions.
20650 (defer_or_phi_translate_block): New function.
20652 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
20654 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
20655 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
20657 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
20658 Follow spelling conventions.
20660 * tree-data-ref.h: Remove the prototype for analyze_array.
20662 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
20664 PR tree-optimization/31041
20665 * tree-vect-transform.c (get_initial_def_for_induction): Call
20666 force_gimple_operand.
20668 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
20670 * ipa-type-escape.c (look_for_casts) : Revert code to use
20671 handled_component_p due to ada test a-numaux.adb.
20673 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
20675 * final.c (final_scan_insn): Alter the condition of a
20676 conditional trap if we have nonstandard CC.
20678 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20680 * configure.ac: Remove excess quoting from asm line 0 test.
20681 * configure: Rebuilt.
20683 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20685 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
20686 * c-common.c (convert_and_check): Move warning logic to...
20687 (warnings_for_convert_and_check): ...here. Define.
20688 * c-common.h (warnings_for_convert_and_check): Declare.
20690 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20692 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
20693 (output_call): Likewise.
20695 2007-03-16 Richard Sandiford <richard@codesourcery.com>
20697 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
20699 2007-03-16 Richard Sandiford <richard@codesourcery.com>
20701 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
20703 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
20705 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
20706 opteron, athlon-64 and athlon-fx processor_alias_table entries.
20708 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
20710 PR tree-optimization/31183
20711 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
20712 Use double_int instead of unsigned int for representing access_strides.
20713 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
20715 2007-03-16 Richard Guenther <rguenther@suse.de>
20717 PR tree-optimization/31146
20718 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
20719 to allow recursion of forward_propagate_addr_expr.
20720 (forward_propagate_addr_into_variable_array_index): Likewise.
20721 (forward_propagate_addr_expr): Likewise.
20722 (tree_ssa_forward_propagate_single_use_vars): Likewise.
20723 (forward_propagate_addr_expr_1): Recurse on simple copies
20724 instead of propagating into them. Do so for useless conversions
20726 (forward_propagate_addr_expr): Clean up unused statements after
20729 2007-03-16 Richard Guenther <rguenther@suse.de>
20731 * builtins.c (expand_builtin_cexpi): Use the right argument
20732 for the expansion via cexp.
20734 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20736 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
20737 * configure: Rebuilt.
20739 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20742 * dwarf2out.c (force_type_die): Adjust comment.
20743 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
20745 2007-03-15 DJ Delorie <dj@redhat.com>
20747 * config/frv/predicates.md (minmax_operator): Don't check operands
20750 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
20752 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
20753 Update constant estimates of number of iterations.
20754 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
20755 argument renamed to "realistic".
20756 (compute_estimated_nb_iterations): Removed.
20757 (record_niter_bound): New function.
20758 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
20759 call record_nonwrapping_iv with upper = false.
20760 (infer_loop_bounds_from_signedness): Pass upper argument to
20761 record_nonwrapping_iv.
20762 (estimate_numbers_of_iterations_loop): Do not call
20763 compute_estimated_nb_iterations. Record estimate based on profile
20764 information. Initialize the constant estimates of number of
20766 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
20768 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
20769 number of iterations is too small.
20770 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
20771 (EST_NOT_AVAILABLE): Removed.
20772 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
20773 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
20776 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
20778 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
20779 Handle NE_EXPR guards.
20781 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20784 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
20785 Set also -pedantic-errors by default for the preprocessor unless
20786 -fpermissive is given.
20788 2007-03-15 Richard Guenther <rguenther@suse.de>
20790 PR middle-end/29719
20791 PR middle-end/31161
20792 * builtins.c (expand_builtin_cexpi): As a fallback if we
20793 don't have builtins for sincos or cexp create a function
20794 declaration for cexp and expand to a call to that.
20795 (expand_builtin_int_roundingfn): Always fall
20796 back to floor/ceil and its variants even if they may be
20799 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
20801 PR middle-end/31159
20802 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
20803 jump tables, move the call to delete_dead_jumptables from here...
20804 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
20805 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
20806 don't allow merging of blocks that try_redirect_by_replacing_jump
20807 also does not handle when not optimizing.
20809 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
20810 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20812 * config/i386/i386.md (x86_sahf_1): Correctly handle
20815 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
20818 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
20819 x86_64_general_operand as operand[2] predicate. Remove "iF"
20820 from operand constraints and use "e" constraint instead.
20821 (*subti3_1, *subti3_1 splitter): Ditto.
20822 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
20823 operand[1] predicate.
20825 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
20827 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
20828 arrays, multiply the access strides by the size of the sub-array.
20829 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
20831 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
20833 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
20834 the configured assembler supports the sahf mnemonic.
20835 * configure: Regenerate.
20836 * config.in: Regenerate.
20838 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
20839 emit "sahf" or ".byte\t0x9e" as asm template.
20841 2007-03-14 Michael Meissner <michael.meissner@amd.com>
20844 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
20845 option to replace hard coded TARGET_xxx in md file.
20846 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
20847 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20848 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
20849 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
20850 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
20851 (X86_TUNE_NOT_VECTORMODE): Ditto.
20852 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
20853 (TUNE_AVOID_VECTOR_DECODE): Ditto.
20854 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20855 (TUNE_SLOW_IMUL_IMM8): Ditto.
20856 (TUNE_MOVE_M1_VIA_OR): Ditto.
20857 (TUNE_NOT_UNPAIRABLE): Ditto.
20858 (TUNE_NOT_VECTORMODE): Ditto.
20860 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
20863 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
20864 tuning options instead of hard coded TARGET_xxx.
20865 (fix ssemode peephole2's): Ditto.
20866 (imul peephole2's): Ditto.
20868 (movdi_or_rex64): Ditto.
20869 (move peephole2): Ditto.
20870 (not peephole2's): Ditto.
20872 2007-03-14 Dirk Mueller <dmueller@suse.de>
20874 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
20875 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
20876 * c-parser.c (c_parser_if_body): Always add an empty statement in case
20878 * c-parser.c (c_parser_do_statement): Warn about empty body in
20879 do/while statement.
20880 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
20881 * doc/invoke.texi (-Wempty-body): Update documentation.
20883 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20886 * c-common.h (warn_for_div_by_zero): Declare.
20887 * c-common.c (warn_for_div_by_zero): Define.
20888 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
20891 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20893 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
20894 to PREFIX and STANDARD_PREFIX.
20896 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20897 Phil Edwards <phil@codesourcery.com>
20899 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
20900 (__gthread_once_t): Remove busy field for RTPs.
20901 (__GTHREAD_ONCE_INIT): Update accordingly.
20903 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20905 * doc/invoke.texi: Document VxWorks options.
20907 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
20909 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
20911 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
20913 PR tree-optimization/30590
20914 * tree-nrv.c (tree_nrv): Check for the partial update of the
20917 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
20919 * flags.h (flag_random_seed): Remove declaration, in favor of...
20920 * toplev.h (get_random_seed, set_random_seed): ... these.
20921 * tree.c (get_file_function_name): Use the former.
20922 * opts.c (common_handle_option): Use the latter.
20925 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
20927 PR middle-end/31127
20928 * cse.c (cse_find_path): Do not bail out if a basic block that
20929 we already visited now becomes part of a path that starts at a
20930 different basic block. Just disallow this, to make sure we
20931 visit each basic block at most once.
20933 2007-03-13 Jan Hubicka <jh@suse.cz>
20935 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
20936 attributes, when profile esitmate is present, calls with very low
20937 frequency are cold.
20939 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
20941 PR tree-optimization/30730
20942 PR tree-optimization/26900
20943 * tree-ssa-loop-niter.c: Include gmp.h.
20944 (bounds): New type.
20945 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
20946 split_to_var_and_offset, determine_value_range,
20947 bound_difference_of_offsetted_base, refine_bounds_using_guard,
20948 bound_difference, bounds_add, bounds_negate,
20949 number_of_iterations_ne_max, dump_affine_iv): New functions.
20950 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
20951 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
20952 difference of initial and final value of control iv to validate
20954 (number_of_iterations_cond): Add loop parameter. Determine bounds
20955 on the difference of the extremes of the control iv. Add dumps.
20956 (expand_simple_operations): Handle phi nodes.
20957 (simplify_using_initial_conditions): Do not record used conditions.
20958 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
20959 Do not set additional_info.
20960 (implies_nonnegative_p, implies_ge_p): Removed.
20961 (derive_constant_upper_bound): Do not use parameter `additional'.
20962 (record_estimate): Parameter `additional' removed. Parameter
20963 `i_bound' added. Do not call derive_constant_upper_bound.
20964 (record_nonwrapping_iv): Use derive_constant_upper_bound to
20965 bound the number of iterations estimate.
20966 (estimate_numbers_of_iterations_loop): Pass the estimate from
20967 the number of iterations analysis to record_estimate.
20968 * tree.h (multiple_of_p): Declare.
20969 * tree-scalar-evolution.c (expression_expensive_p): Removed.
20970 (scev_const_prop): Do not check expression_expensive_p.
20971 * fold-const.c (multiple_of_p): Exported.
20972 * double-int.c (double_int_mask): Exported.
20973 * double-int.h (double_int_mask): Declare.
20974 * tree-flow.h (struct tree_niter_desc): Removed additional_info
20975 field. Added max field.
20977 2007-03-13 David Taylor <taylor@candd.org>
20980 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
20983 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20986 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
20987 two unamed patterns.
20989 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
20991 * config/i386/i386.opt (mcx16, msahf): New options.
20992 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
20993 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
20995 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
20996 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
20997 Output -mcx16 and -msahf options when corresponding bit is set.
20999 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
21000 and -msahf options.
21002 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
21004 * configure.ac: Test for assembler tolerance to # 0 "".
21005 * configure, config.in: Rebuilt.
21006 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
21008 2007-03-13 Geoffrey Keating <geoffk@apple.com>
21010 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
21012 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
21013 (handle_syscall): Handle direct system calls.
21014 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
21016 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
21018 * doc/invoke.texi: Fix cpp.info cross-reference.
21019 * doc/passes.texi: Fix gcc.info cross-reference.
21021 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
21023 PR tree-optimization/30835
21024 * lambda-code.c (can_convert_to_perfect_nest): Check whether
21025 bb_for_stmt is not NULL before accessing it.
21027 2007-03-12 Joseph Myers <joseph@codesourcery.com>
21029 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
21032 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
21035 * doc/install.texi: Document --enable-stage1-languages
21037 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
21039 * tree-pass.h (pass_into_cfg_layout_mode,
21040 pass_outof_cfg_layout_mode): Declare.
21041 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
21042 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
21043 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
21044 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
21046 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
21048 * c-decl.c (warn_variable_length_array): New function.
21049 Refactored from grokdeclarator to handle warn_vla
21050 and handle unnamed array case.
21051 (grokdeclarator): Refactored VLA warning case.
21052 * c.opt (Wvla): New flag.
21053 * doc/invoke.texi (Wvla): New warning.
21055 2007-03-12 Richard Henderson <rth@redhat.com>
21057 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
21058 (TARGET_SECTION_TYPE_FLAGS): New.
21060 2007-03-12 Richard Henderson <rth@redhat.com>
21062 * config/darwin.c (machopic_reloc_rw_mask): New.
21063 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
21064 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
21066 2007-03-12 Mark Mitchell <mark@codesourcery.com>
21068 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
21069 * cppdefault.h (cpp_PREFIX): Document.
21070 (cpp_PREFIX_len): Likewise.
21071 (cpp_EXEC_PREFIX): New variable.
21072 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
21073 * c-incpath.c (add_standard_paths): Correct logic for relocating
21074 paths within prefix.
21076 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
21078 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
21079 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
21081 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
21082 fix_truncdfdi_sse using SSEMODEF mode macro.
21083 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
21084 fix_truncdfsi_sse using SSEMODEF mode macro.
21085 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
21086 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
21088 2007-03-12 Richard Sandiford <richard@codesourcery.com>
21090 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
21091 elfos.h to tm_file.
21093 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
21095 * tree.h : Add multiple_of_p declaration.
21096 * fold-const.c (multiple_of_p): Make multiple_of_p public.
21097 * ipa-type-escape.c (results_of_malloc): Redundant.
21098 (visited_stmts): New. Visited stmt for walk_use_def_chains.
21099 (cast_type): Extended with new members.
21100 (check_cast): Returns cast_type.
21101 (cast): New structure for data of walk_use_def_chains.
21102 (is_malloc_result, is_cast_from_non_pointer_1,
21103 is_cast_from_non_pointer,
21104 is_array_access_through_pointer_and_index): New functions.
21105 (look_for_casts): Returns cast types.
21106 (check_call): Returns void.
21107 (okay_pointer_operation): Use support of pointer plus index,
21108 pointer plus constant and allow all multiplications.
21110 2007-03-11 Richard Guenther <rguenther@suse.de>
21112 PR tree-optimization/31115
21113 * tree-vrp.c (extract_range_from_binary_expr): Make sure
21114 the shift count is positive and non-anti-range for RSHIFT_EXPR.
21115 A shift count of zero is not special as with *_DIV_EXPR.
21116 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
21119 2007-03-11 Ian Lance Taylor <iant@google.com>
21121 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
21122 the *_DIV_EXPR codes correctly with overflow infinities.
21124 2007-03-11 Ira Rosen <irar@il.ibm.com>
21126 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
21127 indicate success/failure of the analysis. Add negation to subtrahend
21128 in case of subtraction. Fail if both operands contain constants.
21129 (create_data_ref): Fail if analyze_offset fails.
21131 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
21133 * config/i386/i386.md (frndintxf2): Rename to ...
21134 (rintxf2): ... this. Remove expander having same name.
21135 (rintsf2, rintdf2): Implement using SSEMODEF macro.
21136 (roundsf2, rounddf2): Ditto.
21137 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
21138 (lround<mode>di2, lround<mode>si2): Ditto.
21140 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
21142 * lower-subreg.c: Include except.h.
21143 (decompose_multiword_subregs): Verify that the only control flow
21144 insns we can split are loads to multi-words pseudos.
21145 Handle breaking such blocks after splitting, instead of calling
21146 find_many_sub_basic_blocks.
21148 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
21149 on the new basic block. Add a lengthy comment explaining why we
21150 thought this was necessary.
21151 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
21153 2007-03-10 Mark Mitchell <mark@codesourcery.com>
21156 * tree.c (walk_type_fields): Recurse into the element type of
21157 ARRAY_TYPEs if there is a pointer set.
21159 2007-03-10 Dirk Mueller <dmueller@suse.de>
21161 * c-common.c (warn_logical_operator): Fix condition.
21163 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
21165 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
21167 * config/darwin.c (machopic_select_section): Remove superfluous
21168 argument in call to categorize_decl_for_section. Remove unused
21171 2007-03-10 Joseph Myers <joseph@codesourcery.com>
21173 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
21175 * configure: Regenerate.
21177 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
21180 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
21181 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
21182 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
21183 Add LABEL_NUSES to emitted label.
21184 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
21185 branch probability value to emitted jump insn.
21186 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
21187 Do not check life information and do not re-arrange input operands
21188 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
21190 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
21192 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
21193 the change of decode_asm_operands.
21195 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
21197 * mode-switching.c (create_pre_exit): Skip blockage insn.
21199 2007-03-09 Diego Novillo <dnovillo@redhat.com>
21201 * tree-pass.h (TODO_update_smt_usage): Remove.
21203 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
21207 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21209 * pa.c (attr_length_call): Revise condition for long
21210 pc-relative branch.
21211 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
21212 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
21213 sequence on SOM target.
21215 2007-03-09 Geoffrey Keating <geoffk@apple.com>
21217 * gcc.c: Document %{, in big comment at top.
21218 (input_suffix_matches): Remove special handling for .s and
21220 (input_spec_matches): New.
21221 (handle_braces): Handle %{,.
21222 (validate_switches): ',' indicates a value which is not a switch.
21223 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
21224 to detect assembler input.
21225 * config/i386/sol2.h (CPP_SPEC): Likewise.
21226 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
21227 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
21228 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
21229 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
21230 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
21231 -m64 causes deployment target to default to 10.5.
21232 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
21234 2007-03-09 Richard Henderson <rth@redhat.com>
21237 * target.h (targetm.asm.out.reloc_rw_mask): New.
21238 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
21239 (TARGET_ASM_OUT): Use it.
21240 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
21241 * varasm.c (categorize_decl_for_section): Remove shlib argument;
21242 use the new reloc_rw_mask target hook instead.
21243 (default_section_type_flags_1): Merge into...
21244 (default_section_type_flags): ... here.
21245 (decl_readonly_section_1): Merge into...
21246 (decl_readonly_section): ... here.
21247 (default_elf_select_section_1): Merge into...
21248 (default_elf_select_section): ... here.
21249 (default_unique_section_1): Merge into...
21250 (default_unique_section): ... here.
21251 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
21252 (default_select_rtx_section): Use it.
21253 (default_elf_select_rtx_section): Likewise.
21254 * output.h: Update to match.
21255 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
21256 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
21257 (TARGET_ASM_RELOC_RW_MASK): New.
21258 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
21259 to categorize_decl_for_section.
21260 (x86_64_elf_unique_section): Likewise.
21261 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
21262 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
21263 (TARGET_ASM_RELOC_RW_MASK): New.
21264 * config/ia64/ia64.c (ia64_rwreloc_select_section,
21265 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
21266 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
21267 (TARGET_RWRELOC): Remove.
21268 (ia64_section_type_flags): Adjust call to default_section_type_flags.
21269 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
21270 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
21271 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
21272 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
21273 (rs6000_xcoff_select_section): Use decl_readonly_section.
21274 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
21275 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
21276 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
21277 (TARGET_SECTION_TYPE_FLAGS): Remove.
21278 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
21280 2007-03-09 Roger Sayle <roger@eyesopen.com>
21282 * fold-const.c (fold_comparison): Remove compile-time evaluation of
21283 complex constant equality/inequality comparisons for here.
21284 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
21285 known at compile-time or can be simplified to a scalar comparison.
21286 (fold_relational_const): Move compile-time evaluation of complex
21287 constant equality/inequality comparisons to here.
21289 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21291 PR rtl-optimization/30643
21292 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
21294 (fold_rtx): Recurse, like before 2006-11-03.
21296 2007-03-09 DJ Delorie <dj@redhat.com>
21298 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
21301 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
21303 PR tree-optimization/30375
21304 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
21305 LHS of statements is not the same.
21306 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
21308 2007-03-09 Chao-ying Fu <fu@mips.com>
21310 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
21312 * doc/invoke.texi (-mdspr2): Document new option.
21313 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
21314 New unspec for DSP REV 2.
21315 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
21316 these instructions are extended in DSP REV 2.
21317 (mips-dspr2.md): Include.
21318 * config/mips/mips.opt (mdspr2): New option.
21319 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
21320 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
21321 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
21322 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
21323 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
21324 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
21325 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
21327 (bdesc_map): Add one field of unsupported_target_flags.
21328 (bdesc_arrays): Update entries to have extra fields. Add
21330 (mips_init_builtins): Initialize new function types.
21331 Check unsupported_target_fileds to filter out builtins.
21332 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
21334 (ASM_SPEC): Pass mdspr2 to the assembler.
21335 * config/mips/mips-dspr2.md: New file.
21337 2007-03-09 Sa Liu <saliu@de.ibm.com>
21339 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
21341 2007-03-09 Ian Lance Taylor <iant@google.com>
21343 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
21344 argument) like -Wstrict-overflow=2.
21345 * doc/invoke.texi (Warning Options): Update documentation.
21347 2007-03-09 Dirk Mueller <dmueller@suse.de>
21350 * doc/invoke.texi (-Wlogical-op): Document.
21351 * common.opt (-Wlogical-op): New.
21352 * c-common.h (warn_logical_operator): Declare.
21353 * c-common.c (warn_logical_operator): Define.
21354 * c-typeck.c (parser_build_binary_op): Call
21355 warn_logical_operator.
21357 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21359 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
21360 * final.c (final_scan_insn): Test for non-"" file name.
21362 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
21364 * doc/loop.texi: Document the Omega linear constraints solver.
21365 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
21366 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
21367 omega-hash-table-size, omega-max-keys, and
21368 omega-eliminate-redundant-constraints.
21369 * tree-pass.h (pass_check_data_deps): Declared.
21372 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
21373 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
21374 pass_check_data_deps): New.
21375 * tree-data-ref.c (init_data_ref): Remove declaration.
21376 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
21377 (analyze_array): Renamed init_array_ref, move up initializations.
21378 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
21379 Removed arguments that are set to NULL.
21380 (analyze_indirect_ref): Correct indentation, correct call to
21382 (object_analysis): Call init_array_ref instead of analyze_array.
21383 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
21384 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
21385 of DR_ACCESS_FNS_ADDR.
21386 (init_omega_eq_with_af, omega_extract_distance_vectors,
21387 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
21388 ddr_consistent_p): New.
21389 (compute_affine_dependence): Check consistency of ddrs when
21390 flag_check_data_deps is passed.
21391 (analyze_all_data_dependences): Uncomment.
21392 (tree_check_data_deps): New.
21393 * tree-data-ref.h: Include omega.h.
21394 (DR_ACCESS_FNS_ADDR): Removed.
21395 (data_dependence_relation): Add inner_loop.
21396 (DDR_INNER_LOOP): New.
21397 * common.opt (fcheck-data-deps): New.
21398 * tree-flow.h (tree_check_data_deps): Declare.
21399 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
21400 (OBJS-common): Depend on omega.o.
21402 * passes.c (pass_check_data_deps): Scheduled.
21403 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
21404 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
21405 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
21406 PARAM_VECT_MAX_VERSION_CHECKS,
21407 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
21409 2007-03-09 Richard Guenther <rguenther@suse.de>
21411 PR tree-optimization/30904
21412 PR middle-end/31058
21413 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
21414 the same way as *_DIV_EXPR.
21416 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21418 * recog.c (decode_asm_operands): No mixed declarations and code.
21420 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21422 * rtl.def (ASM_INPUT): Add location.
21423 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
21424 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
21425 (decode_asm_operands): Add loc operand.
21426 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
21427 * stmt.c (expand_asm): Rename to...
21428 (expand_asm_loc): ... this. Add locus argument. Pass it on to
21429 gen_rtx_ASM_INPUT_loc.
21430 (expand_asm_expr): Adjust.
21431 * recog.c (decode_asm_operands): Add loc operand.
21432 (check_asm_operands, extract_insn): Adjust.
21433 * reload1.c (maybe_fix_stack_asms): Likewise.
21434 * final.c (asm_insn_count): Likewise.
21435 (final_scan_insn): Output # line before and after asm.
21437 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
21439 * tree-ssa-structalias.c (variable_info): Remove
21441 (new_var_info): Ditto.
21442 (shared_bitmap_info_t): New structure.
21443 (shared_bitmap_table): New variable.
21444 (shared_bitmap_hash): New function.
21445 (shared_bitmap_eq): Ditto
21446 (shared_bitmap_lookup): Ditto.
21447 (shared_bitmap_add): Ditto.
21448 (merge_smts_into): Change to take bitmap directly.
21449 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
21450 (init_alias_vars): Init shared bitmap hashtable.
21451 (delete_points_to_sets): Delete shared bitmap hashtable.
21452 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
21453 is_aliased removal as a change that was still necessary was
21456 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
21458 * config/i386/i386.h (override_options): Conditionally disable
21459 x86_sahf for 64bit targets only.
21461 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
21464 * c-decl.c (merge_decls): Don't call make_var_volatile.
21465 * varasm.c (make_var_volatile): Remove.
21466 * output.h (make_var_volatile): Remove.
21468 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
21470 PR tree-optimization/31085
21471 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
21473 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21475 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
21476 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
21477 ATTR_CONST_NOTHROW_LIST.
21479 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
21482 2007-03-08 Diego Novillo <dnovillo@redhat.com>
21484 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
21486 2007-03-08 Geoffrey Keating <geoffk@apple.com>
21489 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
21491 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
21492 passed, use shared libgcc.
21494 2007-03-08 Roger Sayle <roger@eyesopen.com>
21496 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
21497 instead of calling build2 with a GIMPLE_MODIFY_STMT.
21498 (honor_protect_cleanup_actions, lower_try_finally_switch):
21500 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
21501 ifc_temp_var): Likewise.
21502 * tree-inline.c (setup_one_parameter): Likewise.
21503 * tree-mudflap.c (mf_decl_cache_locals,
21504 mf_build_check_statement_for): Likewise.
21505 * tree-nested.c (init_tmp_var, save_tmp_var,
21506 finalize_nesting_tree_1): Likewise.
21507 * tree-outof-ssa.c (insert_copy_on_edge,
21508 insert_backedge_copies): Likewise.
21509 * tree-profile.c (tree_gen_edge_profiler,
21510 tree_gen_ic_profiler): Likewise.
21511 * tree-scalar-evolution.c (scev_const_prop): Likewise.
21512 * tree-sra.c (sra_build_assignment): Likewise.
21513 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
21514 * tree-ssa-math-opts.c (insert_reciprocals,
21515 execute_cse_sincos_1): Likewise.
21516 * tree-tailcall.c (adjust_accumulator_values,
21517 adjust_return_value): Likewise.
21518 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
21519 * tree-vect-transform.c (vect_create_data_ref_ptr,
21520 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
21521 vect_create_epilog_for_reduction, vectorizable_reduction,
21522 vectorizable_call, vectorizable_conversion,
21523 vectorizable_assignment, vectorizable_operation,
21524 vectorizable_type_demotion, vect_gen_widened_results_half,
21525 vect_permute_store_chain, vectorizable_store,
21526 vect_setup_realignment, vect_permute_load_chain,
21527 vectorizable_load, vectorizable_condition,
21528 vect_create_cond_for_align_checks): Likewise.
21529 * tree-vrp.c (build_assert_expr_for): Likewise.
21531 2007-03-08 Ian Lance Taylor <iant@google.com>
21533 * tree-vrp.c: Include "intl.h".
21534 (usable_range_p): New static function.
21535 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
21536 overflowed values, juts set *strict_overflow_p.
21537 (compare_values): Only return -2 if one of the operands is not a
21539 (compare_ranges): Call usable_range_p.
21540 (compare_range_with_value): Likewise.
21541 (vrp_evaluate_conditional_warnv): Rename from
21542 vrp_evaluate_conditional. Make static. Change all callers.
21543 (vrp_evaluate_conditional): New function.
21544 (simplify_div_or_mod_using_ranges): Issue warning about reliance
21545 on signed overflow.
21546 (simplify_abs_using_ranges): Likewise.
21547 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
21548 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
21549 within_stmt parameter.
21550 * tree-ssa-propagate.c (fold_predicate_in): Update call to
21551 vrp_evaluate_conditional.
21552 * tree-ssa-threadedge.c
21553 (record_temporary_equivalences_from_stmts_at_dest): Change
21554 simplify parameter to take a second tree parameter.
21555 (simplify_control_stmt_condition): Likewise.
21556 (thread_across_edge): Likewise.
21557 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
21558 (thread_across_edge): Likewise.
21559 * Makefile.in (tree-vrp.o): Depend upon intl.h.
21561 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
21563 * config/i386/i386.h (TARGET_SAHF): New define.
21564 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
21565 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
21566 (x86_sahf): New global variable.
21567 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
21568 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
21569 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
21570 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
21572 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
21573 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
21574 when expanding fcomi/sahf based tests.
21575 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
21576 expanding sahf based alternative. Emit sahf based sequence when
21577 optimizing for code size.
21578 * config/i386/i386.md (x86_sahf_1): Do not disable for
21579 TARGET_64BIT, enable for TARGET_SAHF.
21581 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
21583 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
21584 spurious whitespace from error message.
21586 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
21589 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
21591 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
21593 * c-decl.c (grokdeclarator): Disable warnings for anonymous
21595 * tree-sra.c (instantiate_element): Propagate disabled warnings
21596 from the element itself to the created variable.
21598 2007-03-07 Richard Henderson <rth@redhat.com>
21601 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
21602 silently fix up the stack in the case of a missing register.
21604 2007-03-07 Paul Brook <paul@codesourcery.com>
21606 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
21608 2007-03-07 Joseph Myers <joseph@codesourcery.com>
21610 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
21612 (phase1_vrs): Use them.
21613 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
21614 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
21615 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
21616 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
21617 __gnu_Unwind_Restore_WMMXC if required.
21618 (_Unwind_VRS_Pop): Implement iWMMXt support.
21619 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
21620 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
21621 gnu_Unwind_Save_WMMXC): Define.
21623 2007-03-07 Richard Sandiford <richard@codesourcery.com>
21625 * config/vxworks.h (vxworks_override_options): Declare.
21626 (VXWORKS_OVERRIDE_OPTIONS): Use it.
21627 * config/vxworks.c: Include target.h and toplev.h.
21628 (vxworks_override_options): New function.
21629 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
21631 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
21633 * config/s390/s390.c (override_options): Don't emit an error when
21634 -mstack-size is used without providing -mstack-guard.
21635 (s390_emit_prologue): Choose stack_guard value automatically if not
21636 provided via command line.
21637 * doc/invoke.texi: Adjust description of -mstack-guard and
21640 2007-03-07 Richard Sandiford <richard@codesourcery.com>
21642 * config/i386/i386.c (output_set_got): Add a GOT initialization
21643 sequence for VxWorks PIC.
21644 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
21645 around labels as well as symbols. Use gotoff_operand instead
21646 of local_symbolic_operand.
21647 (legitimize_pic_address): Use gotoff_operand instead of
21648 local_symbolic_operand. Use @GOT accesses for labels as
21650 (ix86_output_addr_diff_elt): Use PC-relative rather than
21651 GP-relative offsets for VxWorks PIC.
21652 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
21653 no_new_pseudos. Check whether the returned register is op0.
21654 * config/i386/i386.md (tablejump): Use PC-relative rather than
21655 GP-relative offsets for VxWorks PIC.
21656 * config/i386/predicates.md (gotoff_operand): New predicate.
21658 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21660 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
21662 * config/vxworks-dummy.h: New file.
21663 * config/i386/i386.h: Include it.
21665 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
21667 * dwarf2out.c (is_inlined_entry_point): New
21668 (add_high_low_attributes): Emit DW_AT_entry_pc along with
21669 DW_AT_ranges if the first subblock is the entry point.
21671 2007-03-06 David Daney <ddaney@avtrex.com>
21673 * doc/install.texi (mips-*-*): Change recommended binutils
21676 2007-03-06 Anatoly Sokolov <aesok@post.ru>
21678 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
21679 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
21681 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21682 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
21684 2007-03-06 Jan Hubicka <jh@suse.cz>
21686 * errors.h (warning, error, fatal, internal_error): Mark as cold.
21687 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
21689 (probably_cold_bb_p): Cold functions are cold.
21690 (probably_never_executed_bb_p): Cold functions are cold.
21691 (tree_bb_level_predictions): Predict calls to cold functions as not
21693 (compute_function_frequency): Check hot/cold attributes.
21694 * function.h (function_frequency): Update comments.
21695 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
21696 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
21697 (c_common_att): Add cold and hot.
21699 * doc/extend.texi (hot,cold attributes): Document.
21701 2007-03-06 Andrew Haley <aph@redhat.com>
21703 * function.c (expand_function_end): Move blockage to just after we
21704 emit the label for the naked return from the function.
21706 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21708 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
21711 2007-03-06 Jan Hubicka <jh@suse.cz>
21713 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
21714 loaded for constant large models. Non-large 64bit PIC can do.
21715 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
21716 * cmodel.h: Add LARGE PIC.
21717 * i386.md (UNSPEC_PLTOFF): New.
21718 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
21720 (*call_1_rex64): Disable for large models.
21721 (*call_1_rex64_large): New.
21722 (*call_value_1_rex64): Disable for large models.
21723 (*call_value_1_rex64_large): New.
21724 (set_rip_rex4): New.
21725 (set_got_offset_rex64): New.
21726 * predicates.md (constant_call_address_operand): For large model
21727 constant calls are not possible.
21728 * i386-protos.h (construct_plt_address): Declare.
21729 * i386.c (override_options): Accept large models.
21730 (ix86_expand_prologue): Expand large PIC GOT pointer load.
21731 (legitimate_constant_p): Add new UNSPECs.
21732 (legitimate_pic_operand_p): Likewise.
21733 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
21734 (legitimize_pic_address): Do easy RIP relative way for TLS only for
21736 (output_pic_addr_const): Add PLTOFF.
21737 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
21738 (ix86_expand_move): Legitimize pic address when in PIC mode.
21739 (construct_plt_address): New function.
21740 (ix86_expand_call): Offload the address to register and use GOT
21741 pointer for large model.
21742 * invoke.texi (mcmodel=large): Update documentation.
21744 2007-03-06 Richard Henderson <rth@redhat.com>
21746 * config/i386/i386.c (x86_use_leave, x86_push_memory,
21747 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
21748 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
21749 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
21750 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
21751 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
21752 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
21753 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
21754 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
21755 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
21756 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21757 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
21758 x86_sse_partial_reg_dependency, x86_sse_split_regs,
21759 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
21760 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
21761 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
21762 x86_schedule, x86_use_bt, x86_pad_returns,
21763 x86_use_xchgb): Merge into ...
21764 (ix86_tune_features): ... here. New array.
21765 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
21766 x86_bswap): Merge into ...
21767 (ix86_arch_features): ... here. New array.
21768 (x86_3dnow_a): Remove.
21769 (x86_accumulate_outgoing_args): Make static.
21770 (x86_arch_always_fancy_math_387): Make static.
21771 (ix86_tune_mask, ix86_arch_mask): Move ...
21772 (override_options): ... to local variables here. Apply the
21773 appropriate mask to each element of ix86_arch_features and
21774 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
21775 as were done in the old macros.
21776 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
21777 * config/i386/i386.h (x86_use_leave, x86_push_memory,
21778 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
21779 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
21780 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
21781 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
21782 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
21783 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
21784 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
21785 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
21786 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
21787 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21788 x86_accumulate_outgoing_args, x86_prologue_using_move,
21789 x86_epilogue_using_move, x86_decompose_lea,
21790 x86_arch_always_fancy_math_387, x86_shift1,
21791 x86_sse_partial_reg_dependency, x86_sse_split_regs,
21792 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
21793 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
21794 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
21795 x86_use_incdec, x86_pad_returns, x86_bswap,
21796 x86_partial_flag_reg_stall): Remove.
21797 (enum ix86_tune_indices): New.
21798 (ix86_tune_features): New.
21799 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
21800 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
21801 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
21802 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
21803 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
21804 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
21805 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
21806 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
21807 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
21808 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
21809 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
21810 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
21811 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
21812 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
21813 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
21814 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
21815 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
21816 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
21817 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
21818 TARGET_EXT_80387_CONSTANTS): Use it.
21819 (enum ix86_arch_indices): New.
21820 (ix86_arch_features): New.
21821 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
21822 TARGET_BSWAP): Use it.
21823 (ix86_tune_mask, ix86_arch_mask): Remove.
21825 2007-03-06 Joseph Myers <joseph@codesourcery.com>
21828 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
21829 Define using $${sysroot_headers_suffix}.
21830 * configure: Regenerate.
21831 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
21832 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
21834 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
21835 * gcc.c (print_sysroot_headers_suffix): New.
21836 (option_map): Include --print-sysroot-headers-suffix.
21837 (display_help): Mention -print-sysroot-headers-suffix.
21838 (process_command): Handle -print-sysroot-headers-suffix.
21839 (do_spec_1): Append multilib directory to include-fixed path if
21840 sysroot suffixes in use.
21841 (main): Handle -print-sysroot-headers-suffix.
21842 * Makefile.in (start.encap): Don't depend on xlimits.h
21843 (xlimits.h): Remove.
21844 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
21845 limits.h for each multilib in fixinc_list.
21846 (fixinc_list, s-fixinc_list): New.
21847 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
21848 generate them for each multilib in fixinc_list.
21849 (stmp-fixproto): Use include-fixed. Run fixproto for each
21850 multilib in fixinc_list.
21851 (mostlyclean): Don't remove xlimits.h.
21852 (clean): Remove include-fixed.
21853 (real-install-headers-tar, real-install-headers-cpio,
21854 real-install-headers-cp): Don't copy include, only include-fixed.
21855 (install-mkheaders): Depend on fixinc_list. Don't depend on
21856 xlimits.h. Save limits.h files for each multilib in fixinc_list.
21857 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
21858 SYSTEM_HEADER_DIR setting in mkheaders.conf.
21860 2007-03-06 Jan Hubicka <jh@suse.cz>
21862 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
21865 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21867 * configure.ac: Allow tm_file to contain build-directory files.
21868 * configure: Regenerate.
21869 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
21870 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
21871 * config/m68k/print-sysroot-suffix.sh: New file.
21873 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21875 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
21876 of pic_offset_table_rtx if reload_completed.
21877 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
21878 PIC_OFFSET_TABLE_REGNUM.
21879 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
21881 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
21882 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
21884 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21886 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
21887 functions that call eh_return.
21889 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21891 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
21892 functions that need a constant pool.
21894 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21897 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
21898 (m68k_preferred_reload_class): Likewise.
21899 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
21900 (SECONDARY_RELOAD_CLASS): Define.
21901 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
21902 (LIMIT_RELOAD_CLASS): Delete.
21903 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
21904 registers from storing bytes.
21905 (m68k_secondary_reload_class): New function.
21906 (m68k_preferred_reload_class): Likewise.
21908 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21910 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
21912 (m68k_expand_prologue): Likewise.
21914 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21916 * config/m68k/m68k-protos.h (output_sibcall): Declare.
21917 (mips_expand_epilogue): Add a bool parameter.
21918 (m68k_legitimize_sibcall_address): Declare.
21919 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
21920 (m68k_expand_epilogue): Add a parameter to select between sibling
21921 and normal epilogues. Only generate a return for the latter.
21922 (m68k_ok_for_sibcall_p): New function.
21923 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
21924 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
21925 (sibcall_value, *sibcall_value): Likewise.
21926 (*call, *call_value): Require !SIBLING_CALL_P.
21927 (epilogue): Update call to m68k_expand_epilogue.
21928 (sibcall_epilogue): New pattern.
21929 * config/m68k/predicates.md (const_call_operand): Say that this
21930 predicate applies to sibling calls too.
21931 (sibcall_operand): New predicate.
21933 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21935 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
21936 alternatives as movsi_cf.
21937 (movsf_cf_hard): Add commentary.
21939 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
21940 Richard Sandiford <richard@codesourcery.com>
21942 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
21943 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
21944 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
21945 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
21946 as being live on exit from an interrupt function.
21947 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
21948 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
21949 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
21950 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
21951 (m68k_interrupt_function_p): Globalize.
21952 (m68k_compute_frame_layout): Remove reverse mask code.
21953 (m68k_emit_movem, m68k_set_frame_related): New functions.
21954 (m68k_output_function_prologue): Delete in favor of...
21955 (m68k_expand_prologue): ...this new function.
21956 (m68k_output_function_epilogue): Delete in favor of...
21957 (m68k_expand_epilogue): ...this new function.
21958 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
21960 (print_operand): Handle %?.
21961 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
21962 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
21963 (prologue, epilogue): New patterns.
21964 (return): Turn into a define_expand.
21965 (*return): New pattern, derived from old "return" pattern. Use rte
21966 rather than rts for interrupt functions. Only use rtd if the pop
21968 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
21969 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
21970 (link, *link, unlink, *unlink, load_got): Likewise.
21972 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21976 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
21977 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
21978 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
21979 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
21980 and m68k_matches_u_p.
21981 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
21982 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
21983 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
21984 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
21985 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
21986 (REG_STRICT_P): New macro.
21987 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
21988 PCREL_GENERAL_OPERAND_OK.
21989 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
21990 m68k_legitimate_base_reg_p.
21991 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
21992 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
21993 (PIC_CASE_VECTOR_ADDRESS): Update comment.
21994 * config/m68k/m68k.c (m68k_address): New structure.
21995 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
21996 (m68k_decompose_index, m68k_legitimate_constant_address_p)
21997 (m68k_jump_table_ref_p, m68k_decompose_address)
21998 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
21999 (m68k_matches_u_p): New functions.
22000 (print_operand_address): Rewrite to use m68k_decompose_index.
22002 2007-03-05 David Taylor <dtaylor@emc.com>
22004 * gcc.c: Correct copyright date in --version output.
22006 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22008 * pa.md: In unamed move patterns, disparge copies between general
22009 and floating point registers using '?' modifier. Don't include 'f'
22010 constraint for register preferences in DImode, SImode, HImode and
22011 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
22012 Remove constraints for copies between general and floating registers
22013 in soft-float DFmode pattern.
22014 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
22018 2007-03-05 Mike Stump <mrs@apple.com>
22020 * c-common.c (targetcm): Add.
22021 * c-opts.c (c_common_handle_option): Handle language specific
22023 * opts.c (handle_option): Verify language for target options, if
22025 * opth-gen.awk: Add CL_LANG_ALL.
22026 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
22027 (TARGETCM_INITIALIZER): Add.
22028 * target.h (struct gcc_targetcm): Add.
22030 * targhooks.c (default_handle_c_option): Add.
22031 * targhooks.h (default_handle_c_option): Add.
22032 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
22034 * config/darwin.opt (iframework): Add.
22035 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
22036 * config/darwin-c.c (handle_c_option): Add.
22037 (TARGET_HANDLE_C_OPTION): Add.
22039 * doc/invoke.texi (Darwin Options): Add -iframework.
22041 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22043 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
22046 2007-03-05 Ian Lance Taylor <iant@google.com>
22048 * c.opt (fgnu89-inline): New option.
22049 * c-opts.c (c_common_post_options): Set default value for
22051 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
22052 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
22054 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
22055 (grokdeclarator, start_function): Likewise.
22056 * c-cppbuiltin.c (c_cpp_builtins): Define either
22057 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
22058 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
22059 (C Dialect Options): Document -fgnu89-inline.
22060 * doc/extend.texi (Function Attributes): Explain what the
22061 gnu_inline attribute does.
22062 * doc/cpp.texi (Common Predefined Macros): Document
22063 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
22065 2007-03-05 Ian Lance Taylor <iant@google.com>
22067 PR tree-optimization/31034
22068 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
22069 half-range if the other side is an overflow infinity.
22071 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
22073 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
22074 (bfin*-linux-uclibc*): New configuration.
22075 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
22077 * config/bfin/linux.h: New file.
22078 * config/bfin/libgcc-bfin.ver: New file.
22079 * config/bfin/t-bfin-uclinux: New file.
22080 * config/bfin/t-bfin-linux: New file.
22081 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
22082 (TARGET_OS_CPP_BUILTINS): New macro.
22084 2007-03-05 Richard Guenther <rguenther@suse.de>
22086 * fold-const.c (fold_binary): Remove duplicate folding
22087 of comparison of non-null ADDR_EXPR against null.
22089 2007-03-05 Richard Guenther <rguenther@suse.de>
22090 Dorit Nuzman <dorit@il.ibm.com>
22092 PR tree-optimization/26420
22093 * tree-vectorizer.c (vectorize_loops): Bail out early if there
22094 are no loops in the function. Only print the number of
22095 vectorized loops if it is greater than zero or we are supposed
22096 to print information about unvectorized loops.
22098 2007-03-05 Revital Eres <eres@il.ibm.com>
22100 * gcc.dg/var-expand1.c: New test.
22101 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
22102 when an accumulator is expanded.
22104 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22107 * c-common.c (convert_and_check): Don't give warnings for
22108 conversion if 'expr' already overflowed.
22110 2007-03-04 Roger Sayle <roger@eyesopen.com>
22112 PR middle-end/30744
22113 * fold-const.c (fold_comparison): Enforce type consistency when
22114 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
22116 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
22118 * tree-ssa-address.c (create_mem_ref): Do not put an expression
22119 containing a cast to the base of TARGET_MEM_REF.
22121 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
22123 * tree.c (tree_contains_struct_check_failed): Remove spurious
22124 whitespace from error message.
22126 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
22129 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
22130 instead of precision.
22132 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
22133 Nathan Sidwell <nathan@codesourcery.com>
22135 * emit-rtl.c (find_auto_inc): New.
22136 (try_split): recreate REG_INC notes,
22137 Use regular for loops rather than whiles.
22139 2007-03-03 Andreas Schwab <schwab@suse.de>
22141 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
22142 * configure: Regenerate.
22144 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22146 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
22147 flag_rounding_math, not flag_unsafe_math_optimizations.
22149 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
22151 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
22152 alpha_fold_vector_minmax): Likewise.
22153 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
22154 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
22156 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
22158 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
22159 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
22160 if the lhs has side-effects.
22161 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
22163 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
22165 * config/i386/i386.h (TUNEMASK): Remove define.
22166 (ARCHMASK): Remove define.
22167 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
22168 Use ix86_arch_mask variable instead of ARCHMASK.
22169 * config/i386/i386.c (override_options): Ditto.
22170 (standard_80387_constant_p): Ditto.
22172 2007-03-02 Ian Lance Taylor <iant@google.com>
22174 Used signed infinities in VRP.
22175 * tree-vrp.c (uses_overflow_infinity): New static function.
22176 (supports_overflow_infinity): New static function.
22177 (make_overflow_infinity): New static function.
22178 (negative_overflow_infinity): New static function.
22179 (positive_overflow_infinity): New static function.
22180 (is_negative_overflow_infinity): New static function.
22181 (is_positive_overflow_infinity): New static function.
22182 (is_overflow_infinity): New static function.
22183 (overflow_infinity_range_p): New static function.
22184 (compare_values_warnv): New function split out of compare_values.
22185 (compare_value): Call it.
22186 (set_value_range_to_nonnegative): Add overflow_infinity
22187 parameter. Change caller.
22188 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
22190 (vrp_expr_computes_nonzero): Likewise.
22191 (compare_ranges, compare_range_with_value): Likewise.
22192 (compare_name_with_value, compare_names): Likewise.
22193 (vrp_evaluate_conditional): Likewise.
22194 (set_value_range): Handle infinity
22195 (vrp_operand_equal_p, operand_less_p): Likewise.
22196 (extract_range_from_assert): Likewise.
22197 (vrp_int_const_binop): Likewise.
22198 (extract_range_from_binary_expr): Likewise.
22199 (extract_range_from_unary_expr): Likewise.
22200 (extract_range_from_comparison): Likewise.
22201 (extract_range_from_expr): Likewise.
22202 (dump_value_range): Likewise.
22203 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
22204 (test_for_singularity): Likewise.
22205 (vrp_int_const_binop): Remove inline qualifier.
22206 (adjust_range_with_scev): Add comment.
22207 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
22209 2007-03-02 Diego Novillo <dnovillo@redhat.com>
22211 * tree-ssa-structalias.c (could_have_pointers): Tidy.
22212 (get_constraint_for): Likewise.
22213 (do_structure_copy): Likewise.
22214 (find_func_aliases): Fix references to MODIFY_EXPR.
22215 (intra_create_variable_infos): Tidy.
22216 * tree-ssa-operands.c (add_virtual_operand): Add argument
22218 When adding members of alias sets, if IS_CALL_SITE is true and
22219 the symbol is not call-clobbered, skip it.
22220 Adjust all callers.
22222 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
22224 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
22225 entry by means of emit_insn_at_entry.
22227 2007-03-02 Richard Henderson <rth@redhat.com>
22229 * expr.h (promoted_input_arg): Remove decl.
22230 * function.c (promoted_input_arg): Merge into ...
22231 * combine.c (setup_incoming_promotions): ... only caller.
22232 Rearrange to avoid double loop.
22234 2007-03-02 Ben Elliston <bje@au.ibm.com>
22235 Peter Bergner <bergner@vnet.ibm.com>
22236 Janis Johnson <janis187@us.ibm.com>
22238 * config/rs6000/dfp.md: New file.
22239 * config/rs6000/rs6000.md: Include dfp.md.
22240 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
22241 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
22242 and TDmode decimal float modes in FP registers.
22243 (num_insns_constant): Likewise.
22244 (rs6000_legitimate_offset_address_p): Likewise.
22245 (rs6000_legitimize_address): Likewise.
22246 (rs6000_legitimize_reload_address): Likewise.
22247 (rs6000_legitimate_address): Likewise.
22248 (rs6000_emit_move): Likewise.
22249 (function_arg_boundary): Likewise.
22250 (function_arg_advance): Likewise.
22251 (rs6000_darwin64_record_arg_recurse): Likewise.
22252 (function_arg): Likewise.
22253 (rs6000_gimplify_va_arg): Likewise.
22254 (rs6000_split_multireg_move): Likewise.
22255 (rs6000_output_function_epilogue): Likewise.
22256 (rs6000_output_function_epilogue): Likewise.
22257 (rs6000_register_move_cost): Likewise.
22258 (rs6000_function_value): Likewise.
22259 (rs6000_libcall_value): Likewise.
22261 2007-03-02 Richard Sandiford <richard@codesourcery.com>
22263 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
22265 2007-03-02 Richard Sandiford <richard@codesourcery.com>
22267 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
22268 Use $MULTIDIR to choose between the kernel and RTP headers,
22269 and use $WIND_BASE and $WIND_USR to locate them.
22271 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
22273 * config/i386/i386.c (override_options): Put initialization of
22274 ix86_tune_mask and ix86_arch_mask to the correct place.
22276 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
22277 Michael Meissner <michael.meissner@amd.com>
22280 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
22281 (ARCHMASK): Define.
22282 (TARGET_CMOVE): Use ARCHMASK.
22283 (TARGET_CMPXCHG): Ditto.
22284 (TARGET_CMPXCHG8B): Ditto.
22285 (TARGET_XADD): Ditto.
22286 (TARGET_BSWAP): Ditto.
22287 * config/i386/i386.c (ix86_tune_mask): New global variable.
22288 (ix86_arch_mask): Ditto.
22289 (override_options): Initialize ix86_tune_mask and
22290 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
22293 2007-03-02 Ben Elliston <bje@au.ibm.com>
22296 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
22298 2007-03-02 Joseph Myers <joseph@codesourcery.com>
22300 * target.h (init_dwarf_reg_sizes_extra): New target hook.
22301 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
22302 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
22303 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
22305 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
22306 rs6000_init_dwarf_reg_sizes_extra): New.
22307 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
22308 SPE register high parts.
22310 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
22312 * Makefile.in: Add install-pdf target as
22313 copied from automake v1.10 rules.
22314 * configure.ac: Add install-pdf to target list.
22315 * configure: Regenerate.
22317 2007-03-01 Paul Brook <paul@codesourcery.com>
22319 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
22320 modes to LDRD for DImode.
22321 (output_move_double): Fixup out of range ldrd/strd.
22322 (vfp_secondary_reload_class): Rename...
22323 (coproc_secondary_reload_class): ... to this. Add wb argument.
22324 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
22325 coproc_secondary_reload_class for CLASS_IWMMXT.
22326 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
22327 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
22329 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
22331 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
22332 unroll factor by the estimated number of iterations.
22333 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
22334 than prefetch latency.
22336 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
22337 decode_caches_intel, detect_caches_intel): New functions.
22338 (host_detect_local_cpu): Use detect_caches_amd and
22339 detect_caches_intel.
22341 2007-03-01 Richard Henderson <rth@redhat.com>
22343 * expr.c (emit_move_complex_push): Export.
22344 (emit_move_complex_parts): Split out from ...
22345 (emit_move_complex): ... here.
22346 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
22347 * config/i386/i386.md (movcdi): New.
22349 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
22351 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
22352 size of mode1 to check for tieable modes in MMX case.
22354 2007-03-01 Richard Sandiford <richard@codesourcery.com>
22356 * Makefile.in (rtlanal.o): Depend on tree.h.
22357 * rtl.h (offset_within_section_p, split_const): Declare.
22358 * rtlanal.c: Include tree.h.
22359 (offset_within_block_p): New function, taken from
22360 mips_offset_within_object_p.
22361 (split_const): New function, taken from mips_split_const.
22362 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
22364 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
22365 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
22366 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
22367 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
22368 (m68k_illegitimate_symbolic_constant_p): New function.
22369 * config/m68k/m68k.md (movsi): Remove misleading predicates.
22370 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
22371 symbolic constant that might be outside the symbol's section,
22372 move the symbol first and then add the offset.
22373 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
22375 * config/mips/mips.c (mips_split_const): Delete.
22376 (mips_offset_within_object_p): Delete.
22377 (mips_symbolic_constant_p): Use offset_within_section_p and
22378 split_const instead of mips_offset_within_object_p and
22380 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
22381 (mips_legitimize_const_move, print_operand_reloc)
22382 (mips_dangerous_for_la25_p): Use split_const instead of
22385 2007-02-28 Eric Christopher <echristo@apple.com>
22387 * Makefile.in (install-include-dir): Don't rm -rf include.
22389 2007-02-28 Richard Guenther <rguenther@suse.de>
22391 PR middle-end/30364
22392 * fold-const.c (fold_binary): Do not associate expressions
22393 with more than one variable for integer types that do not wrap.
22395 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
22397 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
22398 Delete, and replace with...
22399 (fold_builtin_call_array): This. Update callers to use it.
22400 * fold-const.c (fold_build_call_list): Delete, and replace with...
22401 (fold_build_call_array): This.
22402 (fold_build_call_list_initializer): Delete, and replace with...
22403 (fold_build_call_array_initializer): This.
22404 * tree.h: Update declarations to reflect above changes.
22406 * c-typeck.c (build_function_call): Store converted arguments
22407 in a stack-allocated array instead of building a list.
22408 (convert_arguments): Store arguments in the array passed in as an
22409 argument, and return the actual number of arguments.
22410 * c-format.c: (check_function_format): Pass arguments in an
22411 array instead of a list.
22412 * c-common.c (check_function_nonnull): Likewise.
22413 (check_function_sentinel): Likewise.
22414 (check_function_arguments): Likewise.
22415 * c-common.h: Update declarations to reflect above changes.
22417 2007-02-28 Jan Hubicka <jh@suse.cz>
22419 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
22420 PRED_NEGATIVE_RETURN): Update outcomes.
22422 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
22424 * calls.c (emit_library_call_value_1): Handle partial registers
22425 correctly when building up CALL_INSN_FUNCTION_USAGE.
22427 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22429 * pa/predicates.md (move_src_operand): Allow zero for mode.
22430 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
22433 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
22436 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
22437 *movv2df_internal): Enable pattern only for valid operand
22439 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
22440 tie only 128bit modes. For MMX registers, tie only 64bit modes.
22442 2007-02-27 Mike Stump <mrs@apple.com>
22444 * config/darwin-crt3.c: Avoid compilation when compiling for a
22447 2007-02-27 Joseph Myers <joseph@codesourcery.com>
22449 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
22451 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
22452 for fixed headers and limits.h.
22453 (install-include-dir, install-headers-tar, install-headers-cpio,
22454 install-headers-cp, real-install-headers-tar,
22455 real-install-headers-cpio, real-install-headers-cp): Handle
22456 include-fixed as well as include.
22457 (install-mkheaders): Don't install files that go only in include
22459 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
22460 from GCC_INCLUDE_DIR.
22461 * gcc.c (process_command): Remove special -BstageN/ handling.
22462 (do_spec_1): Add include-fixed directories.
22464 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22466 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
22468 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
22470 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
22473 2007-02-27 Mark Mitchell <mark@codesourcery.com>
22475 * c-common.c (get_priority): Add check for
22476 SUPPORTS_INIT_PRIORITY.
22478 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22480 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
22482 * config/bfin/bfin.c: Include "cfglayout.h".
22483 (MAX_LSETUP_DISTANCE): New macro.
22484 (struct loop_info): New members incoming, incoming_src and
22485 incoming_dest. Delete member predecessor.
22486 (length_for_loop): New function.
22487 (bfin_optimize_loop): Handle more different loop structures.
22488 (bfin_discover_loop): Rework detection of predecessor blocks by
22489 examining incoming edges.
22490 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
22492 (bfin_reorder_loops): New function.
22493 (bfin_reorg_loops): Use these three new functions.
22495 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
22496 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
22497 (CONSTRAINT_LEN): Add entry for 'q'.
22498 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
22499 Add 'q' constraints.
22500 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
22501 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
22503 * config/bfin/bfin.md (add_with_carry): New pattern.
22504 (s_or_u, su_optab, su_modifier): New code macros/attrs.
22505 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
22506 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
22507 support unsigned multiplies too. Removed incorrect commutativity from
22508 operand 1 constraint where appropriate.
22509 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
22511 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
22512 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
22514 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
22515 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
22516 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
22517 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
22518 usmulhisi_hh_huh): New patterns.
22520 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
22521 lshifthi3): Fix output template to use half reg for operand 2.
22523 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
22526 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
22528 2007-02-27 Andreas Schwab <schwab@suse.de>
22530 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
22532 2007-02-27 Jan Hubicka <jh@suse.cz>
22534 * predict.c (last_basic_block_p): Remove.
22535 (tree_estimate_probability): Update return heuristic for commonized
22538 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
22540 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
22542 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
22544 * doc/include/gcc-common.texi (versionsubtitle): New macro.
22545 * doc/cpp.texi: Standardize title page.
22546 * doc/cppinternals.texi: Likewise.
22547 * doc/gcc.texi: Standardize title page, remove version number
22548 from copyright page.
22549 * doc/gccint.texi: Likewise.
22550 * doc/install.texi: Standardize title page, add table of
22553 2007-02-26 Jan Hubicka <jh@suse.cz>
22555 * predict.def: Set outcomes according to more recent results.
22556 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
22557 Remove dead predictors.
22558 * predict.c (return_prediction): Fix pasto.
22560 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22562 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
22563 change; avoid a memory leak when returning early.
22565 2007-02-26 Mark Mitchell <mark@codesourcery.com>
22567 * c-decl.c (static_ctors): Move to c-common.c.
22568 (static_dtors): Likewise.
22569 (finish_function): Use c_record_cdtor_fn.
22570 (build_cdtor): Move to c-common.c.
22571 (c_write_global_declarations): Use c_build_cdtor_fns.
22572 * c-common.h (static_ctors): Declare.
22573 (static_dtors): Likewise.
22574 (c_record_cdtor_fn): Likewise.
22575 (c_build_cdtor_fns): Likewise.
22576 * c-common.c (static_ctors): New variable.
22577 (static_dtors): Likewise.
22578 (c_record_cdtor_fn): New function.
22579 (build_cdtor): Move from c-decl.c
22580 (c_build_cdtor_fns): New function.
22582 * output.h (assemble_addr_to_section): Declare.
22583 (get_cdtor_priority_section): Likewise.
22584 * varasm.c (assemble_addr_to_section): New function.
22585 (get_cdtor_priority_section): Likewise.
22586 (default_named_section_asm_out_destructor): Use them.
22587 (destor_dtor_section_asm_out_destructor): Likewise.
22588 (default_named_section_asm_out_constructor): Likewise.
22589 (default_ctor_section_asm_out_constructor): Likewise.
22590 * config.gcc (*-*-vxworks*): Include vxworks.o.
22591 * config/t-vxworks (vxworks.o): New target.
22592 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
22593 (TARGET_ASM_CONSTRUCTOR): Define.
22594 (TARGET_ASM_DESTRUCTOR): Likewise.
22595 (vxworks_asm_out_constructor): Declare.
22596 (vxworks_asm_out_destructor): Likewise.
22598 * c-common.c (get_priority): Check that we have not just an
22599 INTEGER_CST, but an integer constant with integeral type.
22601 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
22603 PR tree-optimization/30938
22604 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
22605 use &dt[nargs-1] instead of &dt[nargs] in the call to
22606 vect_is_simple_use().
22608 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
22610 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
22611 from register elimination as PRE_MODIFY / POST_MODIFY increments.
22612 Do not attempt to handle MEM inside auto-inc expressions.
22613 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
22614 of a register modified by an auto-inc expression. However, do handle
22615 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
22616 (elimination_effects): Prohibit elimination of a register modified
22617 by an auto-inc expression. Disable register elimination rules whose
22618 target register is modified by an auto-inc expression with variable
22621 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
22623 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
22625 (array_at_struct_end_p): New function.
22626 (idx_infer_loop_bounds): Use it.
22627 (estimate_numbers_of_iterations_loop): Export.
22628 * predict.c (predict_loops): Use estimated_loop_iterations_int.
22629 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
22630 (tree_estimate_probability): Call record_loop_exits.
22631 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
22632 (estimated_loop_iterations, estimated_loop_iterations_int,
22633 estimated_loop_iterations_tree): New functions.
22634 (analyze_siv_subscript_cst_affine,
22635 compute_overlap_steps_for_affine_1_2,
22636 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
22637 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
22638 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
22639 (PRED_LOOP_ITERATIONS_GUESSED): New.
22640 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
22641 * cfgloop.h (estimate_numbers_of_iterations_loop,
22642 estimated_loop_iterations_int): Declare.
22644 2007-02-25 Mark Mitchell <mark@codesourcery.com>
22646 * doc/extend.texi: Document optional priority argument to
22647 constructors and destructors.
22648 * tree.c (init_priority_for_decl): Adjust GTY markers.
22649 (init_ttree): Use priority-info hash functions for
22650 init_priority_for_decl.
22651 (tree_map_eq): Rename to ...
22652 (tree_map_base_eq): ... this.
22653 (tree_map_marked_p): Rename to ...
22654 (tree_map_base_marked_p): ... this.
22655 (tree_map_base_hash): New function.
22656 (decl_init_priority_lookup): Rework.
22657 (decl_fini_priority_lookup): New function.
22658 (decl_priority_info): New function.
22659 (decl_init_priority_insert): Use it.
22660 (decl_fini_priority_insert): Likewise.
22661 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
22663 (decl_restrict_base_insert): Likewise.
22664 (decl_debug_expr_insert): Likewise.
22665 (decl_value_expr_lookup): Likewise.
22666 (decl_value_expr_insert): Likewise.
22667 * tree.h (priority_type): New type.
22668 (decl_init_priority_lookup): Use priority_type.
22669 (decl_fini_priority_lookup): New function.
22670 (decl_init_priority_insert): Use priority_type.
22671 (decl_fini_priority_insert): New function.
22672 (DECL_HAS_INIT_PRIORITY): Tweak comments.
22673 (DECL_INIT_PRIORITY): Likewise.
22674 (SET_DECL_INIT_PRIORITY): Add comment.
22675 (DECL_FINI_PRIORITY): New macro.
22676 (SET_DECL_FINI_PRIORITY): Likewise.
22677 (DEFAULT_INIT_PRIORITY): Document.
22678 (MAX_INIT_PRIORITY): Likewise.
22679 (MAX_RESERVED_INIT_PRIORITY): Likewise.
22680 (tree_map_base): New type.
22681 (tree_map_base_eq): New function.
22682 (tree_map_base_hash): Likewise.
22683 (tree_map_base_marked_p): Likewise.
22684 (tree_map): Inherit from tree_map_base.
22685 (tree_map_eq): Make it a macro.
22686 (tree_map_marked_p): Likewise.
22687 (tree_int_map): Inherit from tree_map_base.
22688 (tree_int_map_eq): Make it a macro.
22689 (tree_int_map_hash): Likewise.
22690 (tree_int_map_marked_p): Likewise.
22691 (tree_priority_map): New type.
22692 (tree_priority_map_eq): New macro.
22693 (tree_priority_map_hash): Likewise.
22694 (tree_priority_map_marked_p): Likewise.
22695 * varasm.c (emults_decl): Adjust for refactoring of tree_map
22697 (emutls_common_1): Likewise.
22698 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
22699 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
22700 of tree_map hierarchy.
22701 * tree-cfg.c (move_stmt_r): Likewise.
22702 (new_label_mapper): Likewise.
22703 * c-tree.h (c_expand_body): Move to ...
22704 * c-common.h (c_expand_body): ... here.
22705 * c-decl.c (c_expand_body): Move to ...
22706 * c-common.c (c_expand_body): ... here.
22707 (c_common_attribute_table): Allow 1 argument for the constructor
22708 and destructor attributes.
22709 (get_priority): New function.
22710 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
22711 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
22713 2007-02-24 Jan Hubicka <jh@suse.cz>
22715 PR middle-end/30509
22716 * tree-inline.c (copy_bb): Produce exact copy of EH info when
22717 copying for inlining.
22719 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
22720 Jan Hubicka <jh@suse.cz>
22723 * i386.c (counter_mode): New function.
22724 (expand_set_or_movmem_via_loop): Use it.
22725 (expand_movmem_epilogue): Likewise; fix pasto.
22726 (ix86_expand_movmem): Do emit guard even for constant counts.
22727 (ix86_expand_setmem): Likewise.
22729 2007-02-25 Nick Clifton <nickc@redhat.com>
22731 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
22732 (JUMP_TABLES_IN_TEXT_SECTION): Define.
22734 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
22737 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
22738 count argument with 0x10, not with 0x16.
22739 (expand_setmem_epilogue): Ditto.
22741 2007-02-24 Mike Stump <mrs@apple.com>
22743 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
22746 2007-02-24 Richard Guenther <rguenther@suse.de>
22748 PR middle-end/30951
22749 * fold-const.c (fold_binary): Fold x +- CST op x for
22750 EQ_EXPR and NE_EXPR.
22752 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22754 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
22756 2007-02-24 Jan Hubicka <jh@suse.cz>
22758 * cgraphunit.c (decide_is_function_needed): Honor
22759 -fkeep-inline-functions.
22761 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22763 * builtins.c (fold_builtin_modf): New.
22764 (fold_builtin_2): Use it.
22766 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
22768 * loop-iv.c (implies_p): Detect additional cases where A implies B.
22769 (determine_max_iter): Take additional LOOP arg; all callers changed.
22770 Lose broken logic dealing with PLUS. Try to limit the upper bound by
22771 one using simplifications.
22772 (simplify_using_initial_values): Return if the expression becomes
22773 invalid due to altered regs.
22775 2007-02-23 DJ Delorie <dj@redhat.com>
22777 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
22779 2007-02-23 Mike Stump <mrs@apple.com>
22781 * tlink.c (scan_linker_output): Parse linker messages from
22782 darwin9's linker better.
22784 2007-02-23 Steve Ellcey <sje@cup.hp.com>
22787 * varpool.c (varpool_assemble_pending_decls): Set
22788 varpool_last_needed_node to null.
22790 2007-02-23 DJ Delorie <dj@redhat.com>
22792 * config/i386/i386.c (ix86_data_alignment): Don't specify an
22793 alignment bigger than the object file can handle.
22795 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
22798 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
22799 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
22800 (*movsf_1): Penalize MMX moves.
22802 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
22804 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
22805 2^32-1 or more times unless flag_unsafe_loop_optimizations.
22807 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
22809 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22811 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
22812 (fold_builtin_1): Use them.
22813 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
22814 BUILT_IN_SIGNIFICAND.
22816 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
22818 * config/i386/i386.c (bdesc_1arg): Initialize
22819 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
22820 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
22821 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
22822 and IX86_BUILTIN_MOVSLDUP.
22824 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
22826 PR rtl-optimization/30841
22827 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
22829 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22831 * builtins.c (fold_builtin_frexp): New.
22832 (fold_builtin_2): Use it.
22834 2007-02-22 Mark Mitchell <mark@codesourcery.com>
22836 * doc/invoke.texi (Spec Files): Document getenv spec function.
22838 * gcc.c (getenv_spec_function): New function.
22839 (static_spec_functions): Add it.
22840 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
22841 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
22844 2007-02-22 Michael Matz <matz@suse.de
22847 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
22848 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
22850 2007-02-22 Ian Lance Taylor <iant@google.com>
22853 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
22854 (mem_loc_descriptor): Call it.
22856 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
22857 Ira Rosen <irar@il.ibm.com>
22859 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
22861 2007-02-22 Ira Rosen <irar@il.ibm.com>
22863 PR tree-optimization/30843
22864 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
22865 stores only after all the group is vectorized.
22867 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
22869 PR tree-optimization/30858
22870 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
22871 in the reduction cycle have a single use in the loop.
22872 * tree-vectorizer.h (relevant): Add documentation.
22874 2007-02-20 Mike Stump <mrs@apple.com>
22876 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
22877 * configure: Regenerate.
22879 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22881 Change the defaults of some parameters and options.
22882 * config/spu/spu-protos.h (spu_optimization_options): Declare.
22883 * config/spu/spu.c (spu_optimization_options): Add.
22884 (spu_override_options): Change params in spu_optimization_options.
22885 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
22887 Register 127 is only 16 byte aligned when used as a frame pointer.
22888 * config/spu/spu-protos.h (spu_init_expanders): Declare.
22889 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
22890 HARD_FRAME_POINTER_REGNUM.
22891 (spu_legitimate_address): Use regno_aligned_for_reload.
22892 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
22893 aligned when frame_pointer_needed is true.
22894 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
22896 * config/spu/spu.h (INIT_EXPANDERS): Define.
22898 Make sure shift and rotate instructions have valid immediate operands.
22899 * config/spu/predicates.md (spu_shift_operand): Remove.
22900 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
22901 * config/spu/constraints.md (W, O): Extend range.
22902 * config/spu/spu.md (umask, nmask): Define.
22903 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
22904 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
22905 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
22906 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
22907 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
22908 (lshr<mode>3_reg): Fix rtl description.
22910 Make sure mulhisi immediate operands are valid.
22911 * config/spu/predicates.md (imm_K_operand): Add.
22912 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
22914 Generate constants using fsmbi and andi.
22915 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
22916 (print_operand, spu_split_immediate, classify_immediate,
22917 fsmbi_const_p): Handle IC_FSMBI2.
22919 Correctly handle a CONST_VECTOR containing symbols.
22920 * config/spu/spu.c (print_operand): Handle HIGH correctly.
22921 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
22922 (immediate_load_p): Allow symbols that use 2 instructions to create.
22923 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
22924 with symbols when flag_pic is set.
22925 (const_vector_immediate_p): New.
22926 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
22927 accept a CONST_VECTOR with symbols.
22928 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
22929 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
22931 * config/spu/spu.md (high, low): Delete.
22932 (low_<mode>): Define.
22934 Remove INTRmode and INTR_REGNUM, which didn't work.
22935 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
22937 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
22938 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
22939 peephole2 pattern): Don't use INTR or 131.
22940 (movintrcc): Delete.
22941 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
22942 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
22943 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
22944 (UNSPEC_SET_INTR): Add.
22945 * config/spu/spu-modes.def (INTR): Remove.
22947 More accurate warnings about run-time relocations.
22948 * config/spu/spu.c (reloc_diagnostic): Test in_section.
22950 Correctly warn about immediate arguments to specific intrinsics.
22951 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
22952 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
22953 the instruction predicate.
22955 Fix tree check errors with latest update.
22956 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
22958 (spu_expand_builtin): Use CALL_EXPR_FN.
22960 Add missing specific intrinsics.
22961 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
22963 * config/spu/spu_internals.h: Ditto.
22965 Fix incorrect operand modifiers.
22966 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
22967 * config/spu/spu.md (xor<mode>3): Change %S to %J.
22969 Optimize one case of zero_extend of a vec_select.
22970 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
22972 Accept any immediate for hbr.
22973 * config/spu/spu.md (hbr): Change s constraints to i.
22975 2007-02-21 Paul Brook <paul@codesourcery.com>
22977 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
22978 condexec_count when skipping USE and CLOBBER.
22980 2007-02-21 Nick Clifton <nickc@redhat.com>
22982 * common.opt (Warray-bounds): Add Warning attribute.
22983 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
22985 (fsized-zeroes): Add Optimization attribute.
22986 (fsplit-wide-types, ftree-scev-cprop): Likewise.
22987 * c.opt (Wc++0x-compat): Add Warning attribute.
22989 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
22991 PR middle-end/30761
22992 * reload1.c (eliminate_regs_in_insn): In the single_set special
22993 case, attempt to re-recognize the insn before falling back to
22994 having reload fix it up.
22996 2007-02-20 Eric Christopher <echristo@gmail.com>
22998 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
22999 Rewrite accordingly.
23000 (frv_read_iacc_argument): Ditto.
23001 (frv_expand_set_builtin): Take a call instead of arglist, update for
23003 (frv_expand_unop_builtin): Ditto.
23004 (frv_expand_binop_builtin): Ditto.
23005 (frv_expand_cut_builtin): Ditto.
23006 (frv_expand_binopimm_builtin): Ditto.
23007 (frv_expand_voidbinop_builtin): Ditto.
23008 (frv_expand_int_void2arg): Ditto.
23009 (frv_expand_prefetches): Ditto.
23010 (frv_expand_voidtriop_builtin): Ditto.
23011 (frv_expand_voidaccop_builtin): Ditto.
23012 (frv_expand_load_builtin): Ditto.
23013 (frv_expand_store_builtin): Ditto.
23014 (frv_expand_mdpackh_builtin): Ditto.
23015 (frv_expand_mclracc_builtin): Ditto.
23016 (frv_expand_mrdacc_builtin): Ditto.
23017 (frv_expand_mwtacc_builtin): Ditto.
23018 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
23021 2007-02-20 Janis Johnson <janis187@us.ibm.com>
23023 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
23024 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
23026 (HAVE_GAS_DFP): Check for assembler support of decimal floating
23027 point instructions.
23028 * configure: Regenerate.
23029 * config.in: Regenerate.
23030 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
23031 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
23032 masks to power6 and power6x and to POWERPC_MASKS.
23033 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23035 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
23036 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
23037 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
23038 Access PROTOTYPE as variable, not mask.
23040 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
23042 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
23043 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
23044 * combine.c (adjust_for_new_dest): Use it.
23045 * postreload.c (reload_combine): Likewise.
23047 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
23049 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
23050 notes on an insn with multiple sets, even if single_set returns
23051 non-NULL for that insn.
23053 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23055 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
23056 scalbn and scalbln.
23058 2007-02-20 Geoffrey Keating <geoffk@apple.com>
23060 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
23061 if user didn't pass it.
23062 * config/i386/darwin.h (CC1_SPEC): Likewise.
23063 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
23064 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
23065 -mmacosx-version-min.
23067 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23068 Uros Bizjak <ubizjak@gmail.com>
23070 * optabs.h (enum optab_index): Add new OTI_scalb.
23071 (scalb_optab): Define corresponding macro.
23072 * optabs.c (init_optabs): Initialize scalb_optab.
23073 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
23075 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
23076 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
23077 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
23078 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
23079 flag_unsafe_math_optimizations is set.
23081 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
23082 to implement scalbf, scalb and scalbl built-ins as inline x87
23085 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23086 DJ Delorie <dj@redhat.com>
23089 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
23090 (diagnostic_report_diagnostic): ... here, and turn them into real
23091 errors. If warnings are inhibited, no need to do anything.
23093 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
23095 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
23096 better code generation.
23098 2007-02-20 Ben Elliston <bje@au.ibm.com>
23100 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
23102 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
23104 * config/alpha/alpha.c, config/alpha/alpha.md,
23105 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
23106 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
23107 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
23108 config/arm/lib1funcs.asm: Follow spelling conventions.
23110 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
23111 config/fr30/fr30.md, config/i386/i386.h,
23112 config/iq2000/iq2000.h, config/iq2000/predicates.md,
23113 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
23114 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
23115 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
23116 config/rs6000/altivec.md, config/rs6000/rs6000.c,
23117 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
23118 config/sparc/sparc.c, config/sparc/sparc.h,
23119 config/sparc/sparc.md, config/spu/constraints.md,
23120 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
23123 2007-02-20 Alan Modra <amodra@bigpond.net.au>
23126 * varasm.c (use_blocks_for_decl_p): Return false for decls with
23129 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
23131 * doc/invoke.texi (-ftree-lrs): Remove.
23133 2007-02-19 Diego Novillo <dnovillo@redhat.com>
23135 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
23138 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
23140 * config/ia64/ia64.c (ia64_expand_builtin): Use the
23141 new CALL_EXPR_FN macro for retrieving the function
23142 declaration of the input expression.
23144 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23146 * c.opt (Waddress): New.
23147 * common.opt (Walways-true): Delete.
23148 (Wstring-literal-comparison): Delete.
23149 * doc/invoke.texi (Warning Options): Delete -Walways-true and
23150 -Wstring-literal-comparison. Add -Waddress.
23152 (Walways-true): Delete.
23153 (Wstring-literal-comparison): Delete.
23154 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
23155 consistently instead of -Walways-true in example.
23156 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
23157 * c-typeck.c (parser_build_binary_op): Replace
23158 -Wstring-literal-comparison and -Walways-true with -Waddress.
23159 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
23162 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
23164 * tree-cfg.c (dump_function_to_file): Be prepared for functions
23165 without DECL_STRUCT_FUNCTION initialized.
23167 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
23169 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
23170 due to calls to functions taking pointers as parameters.
23172 2007-02-19 Richard Henderson <rth@redhat.com>
23175 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
23178 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
23180 * config/s390/s390.c (s390_call_saved_register_used,
23181 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
23182 accessed to the new scheme.
23184 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
23186 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
23187 (cris_print_index, cris_print_operand, cris_print_operand_address)
23188 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
23189 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
23190 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
23191 GET_CODE () == xxx.
23192 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
23193 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
23194 GO_IF_LEGITIMATE_ADDRESS): Ditto.
23195 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
23196 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
23197 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
23198 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
23199 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
23200 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
23201 (uminsi3, call, call_value): Ditto.
23202 (define_split: indir_to_reg_split, unnamed): Ditto.
23204 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
23206 PR tree-optimization/30975
23207 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
23210 2007-02-18 Eric Christopher <echristo@gmail.com>
23212 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
23213 Remove use of arglist.
23214 (mips_expand_builtin): Remove use of arglist, pass in expr.
23215 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
23216 (mips_expand_builtin_movtf): Ditto.
23217 (mips_expand_builtin_compare): Ditto.
23219 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
23221 * tree-sra.c (sra_build_assignment): Replace assertion
23222 checking with a comment explaining why it can't be done.
23224 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
23226 PR middle-end/30833
23227 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
23228 during CALL_EXPR representation conversion.
23229 * tree-ssa-propagate.c (set_rhs): Likewise.
23231 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
23233 * tree-sra.c (sra_build_assignment): Disable assertion checking
23236 2007-02-18 Roger Sayle <roger@eyesopen.com>
23238 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
23239 instead of calling build2 with a GIMPLE_MODIFY_STMT.
23240 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
23242 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
23243 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
23244 gimplify_init_ctor_eval_range, gimple_push_cleanup,
23245 gimplify_omp_for, gimplify_omp_atomic_pipeline,
23246 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
23247 force_gimple_operand): Likewise.
23248 * ipa-cp.c (constant_val_insert): Likewise.
23249 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
23250 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
23251 perfect_nestify): Likewise.
23252 * langhooks.c (lhd_omp_assignment): Likewise.
23253 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
23254 lower_copyprivate_clauses, lower_send_clauses,
23255 lower_send_shared_vars, expand_parallel_call,
23256 expand_omp_for_generic, expand_omp_for_static_nochunk,
23257 expand_omp_for_static_chunk, expand_omp_sections,
23258 lower_omp_single_copy, lower_omp_for_lastprivate,
23259 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
23260 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
23261 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
23264 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
23266 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
23267 config/sh/sh.md: Follow spelling conventions.
23269 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
23270 config/frv/predicates.md: Follow spelling conventions.
23272 * config/m68k/linux-unwind.h: Fix a comment typo.
23273 * target.h: Follow spelling conventions.
23275 2007-02-18 Roger Sayle <roger@eyesopen.com>
23277 PR rtl-optimization/28173
23278 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
23279 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
23280 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
23281 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
23282 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
23284 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23286 * builtins.c (fold_builtin_load_exponent): New.
23287 (fold_builtin_2): Use it.
23289 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
23291 PR rtl-optimization/30773
23292 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
23293 if we fail to attach a REG_EQUIV note.
23295 2007-02-18 David Edelsohn <edelsohn@gnu.org>
23296 Roger Sayle <roger@eyesopen.com>
23298 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
23300 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
23302 * calls.c (initialize_argument_information): Pass original EXP
23303 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
23304 code to split complex arguments here, as part of initializing the
23306 (expand_call): Remove code that builds a list of arguments and
23307 inserts implicit arguments into it. Instead, just count how many
23308 implicit arguments there will be so we can determine the size of
23309 the ARGS array, and let initialize_argument_information do the work.
23310 (split_complex_values): Delete unused function.
23312 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
23314 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
23316 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
23318 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
23319 for arg pointer based indexed addressing.
23321 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
23323 * config/ia64/ia64.h, config/ia64/ia64.md,
23324 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
23325 spelling conventions.
23327 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
23329 * config/m68k/m68k.c (split_di): New.
23330 * config/m68k/m68k-protos.h: Declare split_di.
23331 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
23332 Improve predicate handling and split constant shifts.
23334 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
23336 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
23337 parameter for register bitfield operations, general predicates
23340 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
23342 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
23343 * config/m68k/linux-unwind.h: New file.
23345 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
23347 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
23348 config/i386/athlon.md, config/ia64/ia64.md,
23349 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
23350 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
23351 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
23352 tree-ssa-loop-niter.c, tree-vect-analyze.c,
23353 tree-vect-transform.c: Fix comment typos.
23355 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
23357 * sched-deps.c (find_insn_list): Remove.
23358 * sched-int.h: Remove the prototype for find_insn_list.
23360 2007-02-16 Geoffrey Keating <geoffk@apple.com>
23362 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
23364 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
23365 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
23366 darwin_rs6000_override_options.
23367 (C_COMMON_OVERRIDE_OPTIONS): Expect
23368 darwin_macosx_version_min to be non-NULL always.
23369 (TARGET_C99_FUNCTIONS): Likewise.
23370 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
23371 (DARWIN_MINVERSION_SPEC): New.
23372 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
23373 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
23375 (DARWIN_MINVERSION_SPEC): New.
23376 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
23378 * config/darwin-c.c (darwin_cpp_builtins): Expect
23379 darwin_macosx_version_min to be non-NULL always.
23381 * config/rs6000/rs6000.c: Clean up trailing whitespace.
23383 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
23385 * config/i386/i386.h (x86_use_xchgb): New.
23386 (TARGET_USE_XCHGB): New macro.
23387 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
23388 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
23389 Split after reload into bswaphi for shifts of 8.
23390 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
23391 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
23392 or when optimizing for size.
23394 2007-02-16 Richard Guenther <rguenther@suse.de>
23395 Christian Bruel <christian.bruel@st.com>
23397 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
23398 DECLs but prefer SSA_NAMEs over DECLs.
23400 2007-02-16 Richard Guenther <rguenther@suse.de>
23402 * tree-flow-inline.h (single_imm_use_p): Remove.
23403 (zero_imm_uses_p): Likewise.
23404 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
23405 instead of single_imm_use_p.
23406 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
23409 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23412 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
23413 nested double- and backquotes.
23415 2007-02-15 Roger Sayle <roger@eyesopen.com>
23417 PR middle-end/30391
23418 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
23419 should be unreachable.
23420 (build2_stat): Allow construction of MODIFY_EXPR at any time.
23421 For the time being redirect GIMPLE_MODIFY_STMT to the new
23422 (renamed) build_gimple_modify_stmt_stat.
23423 (build2_gimple_stat): Rename to...
23424 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
23425 Always build a GIMPLE_MODIFY_STMT node.
23426 * tree.h (build2_gimple, build2_gimple_stat): Delete.
23427 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
23430 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
23431 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
23432 * tree-complex.c (set_component_ssa_name, expand_complex_move,
23433 expand_complex_div_wide): Likewise.
23434 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
23435 * tree-ssa-loop-im.c (schedule_sm): Likewise.
23436 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
23437 * tree-ssa-loop-manip.c (create_iv): Likewise.
23438 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
23439 abs_replacement): Likewise.
23440 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
23441 realify_fake_stores): Likewise.
23443 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
23444 node rather than a GIMPLE_MODIFY_STMT node.
23445 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
23446 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
23448 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
23449 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
23450 GIMPLE_MODIFY_STMT.
23452 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
23454 PR middle-end/30433
23455 * fold-const.c (fold_comparison): Add back the
23456 folding of constant complex comparisions.
23458 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
23460 PR middle-end/30729
23461 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
23462 effects unknown to this function, return early.
23464 2007-02-15 Ian Lance Taylor <iant@google.com>
23466 * lower-subreg.c (move_eh_region_note): New static function.
23467 (resolve_simple_move): Call it.
23468 (decompose_multiword_subregs): Track blocks for which we resolve a
23469 simple move which is also a control flow insn. Pass them to
23470 find_many_sub_basic_blocks.
23471 (pass_lower_subreg): Add TODO_verify_flow.
23472 (pass_lower_subreg2): Likewise.
23474 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23475 Brooks Moses <brooks.moses@codesourcery.com>
23476 Lee Millward <lee.millward@codesourcery.com>
23478 * tree.h (enum tree_code_class): Add tcc_vl_exp.
23479 (VL_EXP_CLASS_P): New.
23480 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
23482 (TREE_OPERAND_CHECK_CODE): Likewise.
23483 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
23484 (TREE_RTL_OPERAND_CHECK): Likewise.
23485 (tree_operand_check_failed): Make second parameter the whole tree
23486 instead of its code. Fixed callers.
23487 (VL_EXP_CHECK): New.
23488 (TREE_OPERAND_LENGTH): New.
23489 (VL_EXP_OPERAND_LENGTH): New.
23490 (CALL_EXPR_FN): New.
23491 (CALL_EXPR_STATIC_CHAIN): New.
23492 (CALL_EXPR_ARGS): New.
23493 (CALL_EXPR_ARG): New.
23494 (call_expr_nargs): New.
23495 (CALL_EXPR_ARGP): New.
23496 (build_nt_call_list): Declare.
23497 (build_vl_exp_stat): Declare.
23498 (build_vl_exp): New.
23499 (build_call_list): Declare.
23500 (build_call_nary): Declare.
23501 (build_call_valist): Declare.
23502 (build_call_array): Declare.
23503 (call_expr_arg): Declare.
23504 (call_expr_argp): Declare.
23505 (call_expr_arglist): Declare.
23506 (fold_build_call_list): Declare.
23507 (fold_build_call_list_initializer): Declare.
23508 (fold_call_expr): Declare to replace fold_builtin.
23509 (fold_builtin_fputs): Update to agree with modified definition.
23510 (fold_builtin_strcpy): Likewise.
23511 (fold_builtin_strncpy): Likewise.
23512 (fold_builtin_memory_chk): Likewise.
23513 (fold_builtin_stxcpy_chk): Likewise.
23514 (fold_builtin_strncpy_chk): Likewise.
23515 (fold_builtin_next_arg): Likewise.
23516 (fold_build_call_expr): Declare.
23517 (fold_builtin_call_list): Declare.
23518 (fold_builtin_call_valist): Declare.
23519 (build_call_expr): Declare.
23520 (validate_arglist): Update to agree with modified definition.
23521 (tree_operand_length): New.
23522 (call_expr_arg_iterator): New.
23523 (init_call_expr_arg_iterator): New.
23524 (next_call_expr_arg): New.
23525 (first_call_expr_arg): New.
23526 (more_call_expr_args_p): New.
23527 (FOR_EACH_CALL_EXPR_ARG): New.
23529 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
23530 and tcc_gimple_stmt.
23531 (tree_code_size): Update documentation. Use sizeof (tree) rather
23532 than sizeof (char *).
23533 (tree_size): Likewise. Add case for tcc_vl_exp.
23534 (tree_node_structure): Add case for tcc_vl_exp.
23535 (contains_placeholder_p): Likewise.
23536 (substitute_in_expr): Likewise.
23537 (substitute_placeholder_in_expr): Likewise.
23538 (stabilize_reference_1): Likewise.
23539 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
23540 to diagnose breakage of this interface for constructing CALL_EXPRs.
23541 (build_nt): Add similar assertion here.
23542 (build_nt_call_list): New.
23543 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
23544 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
23546 (get_callee_fndecl): Use new CALL_EXPR accessors.
23547 (tree_operand_check_failed): Change parameters to pass entire node
23548 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
23549 (process_call_operands): New.
23550 (build_vl_exp_stat): New.
23551 (build_call_list): New.
23552 (build_call_nary): New.
23553 (build_call_valist): New.
23554 (build_call_array): New.
23555 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23556 (call_expr_arglist): New.
23558 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
23559 tcc_vl_exp instead of a fixed-size tcc_expression.
23561 * doc/c-tree.texi (CALL_EXPR): Document new representation and
23562 accessors for CALL_EXPRs.
23563 (AGGR_INIT_EXPR): Likewise.
23565 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23566 Brooks Moses <brooks.moses@codesourcery.com>
23567 Lee Millward <lee.millward@codesourcery.com>
23569 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
23570 (expand_builtin_nonlocal_goto): Change parameter to be entire
23571 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
23572 (expand_builtin_prefetch): Likewise.
23573 (expand_builtin_classify_type): Likewise.
23574 (mathfn_built_in): Return NULL_TREE instead of 0.
23575 (expand_errno_check): Use new CALL_EXPR accessors.
23576 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
23577 Return NULL_RTX instead of 0.
23578 (expand_builtin_mathfn_2): Likewise.
23579 (expand_builtin_mathfn_3): Likewise.
23580 (expand_builtin_interclass_mathfn): Likewise.
23581 (expand_builtin_sincos): Likewise.
23582 (expand_builtin_cexpi): Likewise.
23583 (expand_builtin_int_roundingfn): Likewise.
23584 (expand_builtin_int_roundingfn_2): Likewise.
23585 (expand_builtin_pow): Likewise.
23586 (expand_builtin_powi): Likewise.
23587 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
23588 of arglist, fixing callers appropriately. Use new CALL_EXPR
23589 accessors and constructors. Return NULL_RTX instead of 0.
23590 (expand_builtin_strstr): Likewise.
23591 (expand_builtin_strchr): Likewise.
23592 (expand_builtin_strrchr): Likewise.
23593 (expand_builtin_strpbrk): Likewise.
23594 (expand_builtin_memcpy): Likewise.
23595 (expand_builtin_mempcpy): Likewise.
23596 (expand_builtin_mempcpy_args): New.
23597 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
23598 (expand_builtin_memmove_args): New.
23599 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
23600 (expand_movstr): Likewise.
23601 (expand_builtin_strcpy): Likewise.
23602 (expand_builtin_strcpy_args): New.
23603 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
23604 (expand_builtin_strncpy): Likewise.
23605 (expand_builtin_memset): Likewise.
23606 (expand_builtin_memset_args): New.
23607 (expand_builtin_bzero): Similarly to expand_builtin_memset.
23608 (expand_builtin_memcmp): Likewise.
23609 (expand_builtin_strcmp): Likewise.
23610 (expand_builtin_strncmp): Likewise.
23611 (expand_builtin_strcat): Likewise.
23612 (expand_builtin_strncat): Likewise.
23613 (expand_builtin_strspn): Likewise.
23614 (expand_builtin_strcspn): Likewise.
23615 (expand_builtin_args_info): Likewise.
23616 (expand_builtin_va_start): Likewise.
23617 (gimplify_va_arg_expr): Likewise.
23618 (expand_builtin_va_end): Likewise.
23619 (expand_builtin_va_copy): Likewise.
23620 (expand_builtin_frame_address): Likewise.
23621 (expand_builtin_alloca): Likewise.
23622 (expand_builtin_bswap): Likewise.
23623 (expand_builtin_unop): Likewise.
23624 (expand_builtin_fputs): Likewise.
23625 (expand_builtin_expect): Likewise.
23626 (expand_builtin_fabs): Likewise.
23627 (expand_builtin_copysign): Likewise.
23628 (expand_builtin_printf): Likewise.
23629 (expand_builtin_fprintf): Likewise.
23630 (expand_builtin_sprintf): Likewise.
23631 (expand_builtin_init_trampoline): Likewise.
23632 (expand_builtin_signbit): Likewise.
23633 (expand_builtin_fork_or_exec): Likewise.
23634 (expand_builtin_sync_operation): Likewise.
23635 (expand_builtin_compare_and_swap): Likewise.
23636 (expand_builtin_lock_test_and_set): Likewise.
23637 (expand_builtin_lock_release): Likewise.
23638 (expand_builtin): Likewise.
23639 (builtin_mathfn_code): Likewise.
23641 (fold_builtin_constant_p): Pass call arguments individually instead
23642 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23643 accessors and constructors. Return NULL_TREE instead of 0.
23644 (fold_builtin_expect): Likewise.
23645 (fold_builtin_classify_type): Likewise.
23646 (fold_builtin_strlen): Likewise.
23647 (fold_builtin_nan): Likewise.
23648 (integer_valued_real_p): Likewise.
23649 (fold_trunc_transparent_mathfn): Likewise.
23650 (fold_fixed_mathfn): Likewise.
23651 (fold_builtin_cabs): Likewise.
23652 (fold_builtin_sqrt): Likewise.
23653 (fold_builtin_cbrt): Likewise.
23654 (fold_builtin_cos): Likewise.
23655 (fold_builtin_cosh): Likewise.
23656 (fold_builtin_tan): Likewise.
23657 (fold_builtin_sincos): Likewise.
23658 (fold_builtin_cexp): Likewise.
23659 (fold_builtin_trunc): Likewise.
23660 (fold_builtin_floor): Likewise.
23661 (fold_builtin_ceil): Likewise.
23662 (fold_builtin_round): Likewise.
23663 (fold_builtin_int_roundingfn): Likewise.
23664 (fold_builtin_bitop): Likewise.
23665 (fold_builtin_bswap): Likewise.
23666 (fold_builtin_logarithm): Likewise.
23667 (fold_builtin_hypot): Likewise.
23668 (fold_builtin_pow): Likewise.
23669 (fold_builtin_powi): Likewise.
23670 (fold_builtin_exponent): Likewise.
23671 (fold_builtin_memset): Likewise.
23672 (fold_builtin_bzero): Likewise.
23673 (fold_builtin_memory_op): Likewise.
23674 (fold_builtin_bcopy): Deleted; call site changed to invoke
23675 fold_builtin_memory_op directly.
23676 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
23677 (fold_builtin_strncpy): Likewise.
23678 (fold_builtin_memcmp): Likewise.
23679 (fold_builtin_strcmp): Likewise.
23680 (fold_builtin_strncmp): Likewise.
23681 (fold_builtin_signbit): Likewise.
23682 (fold_builtin_copysign): Likewise.
23683 (fold_builtin_isascii): Likewise.
23684 (fold_builtin_toascii): Likewise.
23685 (fold_builtin_isdigit): Likewise.
23686 (fold_builtin_fabs): Likewise.
23687 (fold_builtin_abs): Likewise.
23688 (fold_builtin_fmin_fmax): Likewise.
23689 (fold_builtin_carg): Likewise.
23690 (fold_builtin_classify): Likewise.
23691 (fold_builtin_unordered_cmp): Likewise.
23693 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
23694 New functions split out from fold_builtin_1.
23695 (fold_builtin_n): New.
23696 (fold_builtin_varargs): New.
23697 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
23699 (fold_call_expr): New.
23700 (build_function_call_expr): Rewrite to use new helper function.
23701 (fold_builtin_call_list): New.
23702 (build_call_expr): New.
23703 (fold_builtin_call_valist): New.
23704 (rewrite_call_expr): New.
23705 (validate_arg): New.
23706 (validate_arglist): Change parameter to be entire CALL_EXPR instead
23707 of an arglist. Change return type to bool. Use new CALL_EXPR
23710 (fold_builtin_strstr): Pass call arguments individually instead
23711 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23712 accessors and constructors. Return NULL_TREE instead of 0.
23713 (fold_builtin_strchr): Likewise.
23714 (fold_builtin_strrchr): Likewise.
23715 (fold_builtin_strpbrk): Likewise.
23716 (fold_builtin_strcat): Likewise.
23717 (fold_builtin_strncat): Likewise.
23718 (fold_builtin_strspn): Likewise.
23719 (fold_builtin_strcspn): Likewise.
23720 (fold_builtin_fputs): Likewise.
23721 (fold_builtin_next_arg): Likewise.
23722 (fold_builtin_sprintf): Likewise.
23724 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
23725 NULL_RTX instead of 0.
23726 (expand_builtin_memory_chk): Likewise.
23727 (maybe_emit_chk_warning): Likewise.
23728 (maybe_emit_sprintf_chk_warning): Likewise.
23730 (fold_builtin_object_size): Pass call arguments individually instead
23731 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23732 accessors and constructors. Return NULL_TREE instead of 0.
23733 (fold_builtin_memory_chk): Likewise.
23734 (fold_builtin_stxcpy_chk): Likewise.
23735 (fold_builtin_strncpy_chk): Likewise.
23736 (fold_builtin_strcat_chk): Likewise.
23737 (fold_builtin_strcat_chk): Likewise.
23738 (fold_builtin_strncat_chk): Likewise.
23739 (fold_builtin_sprintf_chk): Likewise.
23740 (fold_builtin_snprintf_chk): Likewise.
23741 (fold_builtin_printf): Likewise.
23742 (fold_builtin_vprintf): Likewise.
23744 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
23746 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
23747 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23748 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
23749 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
23750 (fold_unary): Likewise.
23751 (fold_binary): Likewise.
23752 (fold_ternary): Remove CALL_EXPR case, since they are no longer
23753 ternary expressions.
23754 (fold): Add logic for tcc_vl_exp.
23755 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
23756 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23757 (fold_build3_stat): Add assertion to flag broken interface for
23758 constructing CALL_EXPRs.
23759 (fold_build_call_list): New.
23760 (fold_build_call_list_initializer): New.
23761 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
23763 (fold_strip_sign_ops): Likewise.
23765 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23766 Brooks Moses <brooks.moses@codesourcery.com>
23767 Lee Millward <lee.millward@codesourcery.com>
23769 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
23770 accessors and dump arguments explicitly.
23772 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
23774 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
23776 (print_call_name): Use new CALL_EXPR accessors.
23778 * print-tree.c (print_node): Add case tcc_vl_exp. Print
23779 CALL_EXPR arguments explicitly instead of as a list. Use
23780 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23782 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
23783 (vrp_visit_stmt): Likewise.
23785 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
23786 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
23788 (force_move_till_expr): Likewise.
23790 * targhooks.c (default_external_stack_protect_fail): Use
23791 build_call_expr instead of build_function_call_expr.
23792 (default_hidden_stack_protect_fail): Likewise.
23794 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
23797 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
23798 and walk arguments explicitly.
23800 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
23801 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23802 (expand_simple_operations): Likewise.
23803 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
23805 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
23806 of TREE_CODE_LENGTH.
23807 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
23809 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
23810 instead of TREE_CODE_LENGTH.
23812 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
23813 (tree_ic_transform): Likewise.
23814 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
23815 parameter instead of arglist. Fix callers.
23816 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
23817 (tree_stringops_transform): Likewise.
23818 (tree_indirect_call_to_profile): Likewise.
23819 (tree_stringops_values_to_profile): Likewise.
23821 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
23822 (eliminate_tail_call): Likewise.
23824 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
23826 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23827 Use TREE_OPERAND_LENGTH and generalize to handle any number of
23829 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
23831 * omp-low.c (build_omp_barrier): Use build_call_expr.
23832 (lower_rec_input_clauses): Likewise.
23833 (lower_reduction_clauses): Likewise.
23834 (expand_parallel_call): Likewise.
23835 (maybe_catch_exception): Likewise.
23836 (expand_omp_for_generic): Likewise.
23837 (expand_omp_for_static_nochunk): Likewise.
23838 (expand_omp_sections): Likewise.
23839 (lower_omp_single_simple): Likewise.
23840 (lower_omp_single_copy): Likewise.
23841 (lower_omp_master): Likewise.
23842 (lower_omp_ordered): Likewise.
23843 (lower_omp_critical): Likewise.
23845 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
23846 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
23848 * tree-gimple.c (is_gimple_call_addr): Fix doc.
23849 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
23850 TREE_CODE_LENGTH. Add tcc_vl_exp case.
23852 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
23853 and generalize to handle any number of operands.
23854 (chrec_contains_undetermined): Likewise.
23855 (tree_contains_chrecs): Likewise.
23856 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
23858 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
23860 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
23861 fold_call_expr instead of fold_builtin.
23862 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
23863 match declarations there.
23864 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
23867 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
23868 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23870 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
23871 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
23873 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
23876 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
23877 (execute_cse_sincos): Use new CALL_EXPR accessors.
23879 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
23881 * gimple-low.c (lower_function_body): Use build_call_expr.
23882 (lower_builtin_setjmp): Likewise.
23884 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
23885 (set_storage_via_libcall): Likewise.
23886 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
23887 instead of TREE_CODE_LENGTH.
23888 (expand_expr_real_1): Use new CALL_EXPR accessors.
23890 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
23891 generalize to handle any number of operands.
23892 (TB_parent_eq): Likewise.
23894 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
23895 (strip_builtin_expect): Likewise.
23897 * function.c (gimplify_parameters): Use build_call_expr.
23899 * tree-vectorizer.c (vect_is_simple_reduction): Use
23900 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23902 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
23903 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
23905 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
23908 * gimplify.c (build_stack_save_restore): Use build_call_expr.
23909 (gimplify_decl_expr): Likewise.
23910 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
23911 Use new CALL_EXPR iterators.
23912 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
23913 (gimplify_modify_expr_to_memset): Likewise.
23914 (gimplify_variable_sized_compare): Likewise.
23915 (gimplify_omp_atomic_fetch_op): Likewise.
23916 (gimplify_omp_atomic_pipeline): Likewise.
23917 (gimplify_omp_atomic_mutex): Likewise.
23918 (gimplify_function_tree): Likewise.
23920 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
23921 (call_expr_flags): Likewise.
23922 (expand_call): Likewise.
23924 * except.c (expand_builtin_eh_return_data_regno): Pass entire
23925 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
23928 * coverage.c (create_coverage): Use build_call_expr.
23930 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
23931 (temp_call_expr_obstack): New.
23932 (pool_copy_list): Delete.
23933 (temp_copy_call_expr): New.
23934 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
23935 CALL_EXPR accessors. Get rid of special goo for copying argument
23936 lists and use temp_copy_call_expr instead.
23937 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
23938 CALL_EXPR accessors.
23939 (create_expression_by_pieces): Likewise. Use build_call_array
23940 to construct the result instead of fold_build3.
23941 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
23942 dealing with argument lists.
23943 (init_pre): Remove references to expression_node_pool and
23944 list_node_pool. Init temp_call_expr_obstack instead.
23945 (fini_pre): Remove references to expression_node_pool and
23948 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
23949 and walk arguments explicitly instead of as a list.
23951 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
23952 (mx_register_decls): Likewise.
23953 (mudflap_register_call): Likewise.
23954 (mudflap_finish_file): Likewise.
23956 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
23957 (ipa_callsite_compute_param): Likewise.
23959 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
23960 accessors and constructor.
23962 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
23963 accessors and constructor.
23964 (convert_tramp_reference): Likewise.
23965 (convert_call_expr): Likewise.
23966 (finalize_nesting_tree_1): Likewise.
23968 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
23971 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
23973 * tree-inline.c (initialize_inlined_parameters): Pass entire
23974 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
23976 (estimate_num_insns_1): Use new CALL_EXPR accessors.
23977 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
23979 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
23980 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23981 (vectorizable_reduction): Likewise.
23982 (vectorizable_call): Use new CALL_EXPR iterators.
23983 (vectorizable_conversion): Use build_call_expr.
23984 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
23985 (vect_gen_widened_results_half): Use build_call_expr.
23986 (vect_setup_realignment): Likewise.
23987 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
23989 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
23990 (pass_through_call): Likewise.
23991 (compute_object_sizes): Likewise. Use fold_call_expr instead of
23994 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
23995 (tree_gen_pow2_profiler): Likewise.
23996 (tree_gen_one_value_profiler): Likewise.
23997 (tree_gen_ic_func_profiler): Likewise.
23998 (tree_gen_average_profiler): Likewise.
23999 (tree_gen_ior_profiler): Likewise.
24001 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
24002 (find_func_aliases): Use new CALL_EXPR accessors. Add case
24003 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24005 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
24006 of TREE_CODE_LENGTH.
24008 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
24009 of TREE_CODE_LENGTH.
24011 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
24013 (convert_to_integer): Likewise.
24015 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
24018 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24019 Brooks Moses <brooks.moses@codesourcery.com>
24020 Lee Millward <lee.millward@codesourcery.com>
24022 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
24024 * config/frv/frv.c (frv_expand_builtin): Likewise.
24025 * config/s390/s390.c (s390_expand_builtin): Likewise.
24027 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
24028 (sparc_expand_builtin): Use new CALL_EXPR accessors.
24030 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
24031 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
24032 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
24033 (ix86_expand_store_builtin): Likewise.
24034 (ix86_expand_unop_builtin): Likewise.
24035 (ix86_expand_unop1_builtin): Likewise.
24036 (ix86_expand_sse_compare): Likewise.
24037 (ix86_expand_sse_comi): Likewise.
24038 (ix86_expand_vec_init_builtin): Likewise.
24039 (ix86_expand_vec_ext_builtin): Likewise.
24040 (ix86_expand_vec_set_builtin): Likewise.
24041 (ix86_expand_builtin): Use new CALL_EXPR accessors.
24043 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
24044 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
24046 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
24047 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
24048 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
24050 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
24052 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
24053 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
24054 arglist. Use new CALL_EXPR accessors. Fix callers.
24055 (altivec_expand_abs_builtin): Likewise.
24056 (rs6000_expand_binop_builtin): Likewise.
24057 (altivec_expand_predicate_builtin): Likewise.
24058 (altivec_expand_lv_builtin): Likewise.
24059 (spe_expand_stv_builtin): Likewise.
24060 (altivec_expand_stv_builtin): Likewise.
24061 (rs6000_expand_ternop_builtin): Likewise.
24062 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
24063 (altivec_expand_st_builtin): Likewise.
24064 (altivec_expand_dst_builtin): Likewise.
24065 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
24066 arglist. Use new CALL_EXPR accessors. Fix callers.
24067 (altivec_expand_vec_set_builtin): Likewise.
24068 (altivec_expand_vec_ext_builtin): Likewise.
24069 (altivec_expand_builtin): Use new CALL_EXPR accessors.
24070 (spe_expand_builtin): Likewise.
24071 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
24072 arglist. Use new CALL_EXPR accessors. Fix callers.
24073 (spe_expand_evsel_builtin): Likewise.
24074 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
24075 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
24077 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
24078 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
24079 (arm_expand_unop_builtin): Likewise.
24080 (arm_expand_builtin): Use new CALL_EXPR accessors.
24082 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
24085 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
24086 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
24088 (bfin_expand_unop_builtin): Likewise.
24089 (bfin_expand_builtin): Use new CALL_EXPR accessors.
24091 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24092 Brooks Moses <brooks.moses@codesourcery.com>
24093 Lee Millward <lee.millward@codesourcery.com>
24095 * c-semantics.c (build_stmt): Add internal diagnostic check.
24097 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
24098 accessors. Print arguments explicitly instead of as a list.
24100 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
24102 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
24103 (c_finish_omp_flish): Likewise.
24105 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
24106 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
24107 instead of TREE_CODE_LENGTH.
24108 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
24109 (c_warn_unused_result): Likewise.
24111 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24114 * doc/invoke.texi (Warning Options): Remove
24115 -Werror-implicit-function-declaration.
24116 (Wimplicit-function-declaration): Update description.
24117 * opts.c (common_handle_option): Move handling of -Werror=* to...
24118 (enable_warning_as_error): ...here.
24119 * opts.h (enable_warning_as_error): Declare.
24120 * c-decl.c (implicit_decl_warning): Unless
24121 -Wno-implicit-function-declaration is given, emit a pedwarn if
24122 -std=c99 or emit a warning if -Wimplicit-function-declaration.
24123 * c.opt (Wimplicit-function-declaration): Replace
24124 mesg_implicit_function_declaration with
24125 warn_implicit_function_declaration.
24126 * c-opts.c (c_common_handle_option):
24127 -Werror-implicit-function-declaration is exactly equal as
24128 -Werror=implicit-function-declaration.
24129 (set_Wimplicit): Replace mesg_implicit_function_declaration with
24130 warn_implicit_function_declaration.
24131 (c_common_post_options): -Wimplict-function-declaration is enabled
24132 by default by -std=c99, otherwise is disabled by default.
24133 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
24135 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
24137 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
24138 DECL on the rhs to a DECL on the lhs for debug info purposes if the
24139 former is ignored but not the latter.
24141 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
24143 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
24144 is made and the reference doesn't use the alias set of its type,
24145 do not create the temporary using that type.
24147 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
24149 * jump.c: Remove prototypes for delete_computation and
24150 delete_prior_computation.
24152 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
24154 * jump.c (get_label_after): Delete.
24155 (get_label_before, delete_computation, delete_jump,
24156 delete_prior_computation, follow_jumps): Move...
24157 * reorg.c (delete_computation, delete_prior_computation): ... here...
24158 (get_label_before, delete_jump): ... making these static ...
24159 (follow_jumps): ... and simplifying this since it only runs after
24161 * rtl.h (get_label_after, get_label_before, delete_jump,
24162 follow_jumps): Delete prototypes.
24164 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
24166 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
24168 2007-02-15 Nick Clifton <nickc@redhat.com>
24170 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
24171 order to prevent it from being munged by the target.
24173 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
24175 * config/i386/i386.md: Remove misleading comment.
24177 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
24179 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
24180 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
24183 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
24185 * tree-sra.c (instantiate_missing_elements): Canonicalize
24187 (sra_build_assignment): New.
24188 (generate_copy_inout, generate_element_copy,
24189 generate_element_zero, generate_one_element_init): Use it.
24191 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
24193 * tree-sra.c (instantiate_missing_elements): Canonicalize
24195 (sra_build_assignment): New.
24196 (generate_copy_inout, generate_element_copy,
24197 generate_element_zero, generate_one_element_init): Use it.
24199 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
24201 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
24204 2007-02-14 Joseph Myers <joseph@codesourcery.com>
24206 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
24207 types as aggregates not scalars.
24208 * function.c (assign_stack_temp_for_type): Likewise.
24210 2007-02-14 Roger Sayle <roger@eyesopen.com>
24211 Zdenek Dvorak <dvorakz@suse.cz>
24213 * tree-dump.c (dump_switch_p_1): Require exact match of the option
24216 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
24218 * passes.c (next_pass_1): Clear the next field of the copied
24221 2007-02-14 Richard Henderson <rth@redhat.com>
24223 * tree-sra.c (early_sra): New.
24224 (decl_can_be_decomposed_p): Deny va_list if early_sra.
24225 (tree_sra_early, pass_sra_early): New.
24226 * tree-pass.h (pass_sra_early): Declare.
24227 * passes.c (init_optimization_passes): Use it.
24229 2007-02-14 Richard Guenther <rguenther@suse.de>
24231 * flags.h (issue_strict_overflow_warning): Convert to a macro.
24233 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
24235 PR tree-optimization/30771
24236 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
24238 (vect_analyze_operations): Induction phis can now be marked as
24240 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
24241 Update documentation accordingly.
24243 2007-02-14 Nick Clifton <nickc@redhat.com>
24245 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
24246 most 3 arguments are supported.
24247 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
24249 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
24251 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
24252 Ensure dst->current is valid.
24254 2007-02-13 Paul Brook <paul@codesourcery.com>
24256 * config.gcc: Add arm*-*-uclinux-*eabi.
24257 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
24258 (SUBTARGET_EXTRA_LINK_SPEC): Define.
24259 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
24260 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
24261 (LINK_SPEC): Define.
24262 (LIB_SPEC): Define.
24263 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
24265 * config/arm/uclinux-eabi.h: New file.
24266 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
24267 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
24270 2007-02-13 Ian Lance Taylor <iant@google.com>
24272 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
24273 * flags.h (warn_strict_overflow): Declare.
24274 (enum warn_strict_overflow_code): Define.
24275 (issue_strict_overflow_warning): New static inline function.
24276 * opts.c (warn_strict_overflow): New variable.
24277 (common_handle_option): Handle OPT_Wstrict_overflow and
24278 OPT_Wstrict_overflow_.
24279 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
24281 * fold-const.c: Include intl.h.
24282 (fold_deferring_overflow_warnings): New static variable.
24283 (fold_deferred_overflow_warning): New static variable.
24284 (fold_deferred_overflow_code): New static variable.
24285 (fold_defer_overflow_warnings): New function.
24286 (fold_undefer_overflow_warnings): New function.
24287 (fold_undefer_and_ignore_overflow_warnings): New function.
24288 (fold_deferring_overflow_warnings_p): New function.
24289 (fold_overflow_warning): New static function.
24290 (make_range): Add strict_overflow_p parameter. Change all
24292 (extract_muldiv, extract_muldiv_1): Likewise.
24293 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
24294 tree_expr_nonnegative_p.
24295 (fold_negate_expr): Call fold_overflow_warning.
24296 (fold_range_test): Likewise.
24297 (fold_comparison): Likewise.
24298 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
24299 instead of tree_expr_nonnegative_p.
24300 (tree_expr_nonnegative_warnv_p): Rename from
24301 tree_expr_nonnegative_p, add strict_overflow_p parameter.
24302 (tree_expr_nonnegative_p): New function.
24303 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
24304 strict_overflow_p parameter.
24305 (tree_expr_nonzero_p): New function.
24306 * passes.c (verify_interpass_invariants): New static function.
24307 (execute_one_pass): Call it.
24308 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
24310 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
24311 (estimate_numbers_of_iterations): Likewise.
24312 (scev_probably_wraps_p): Likewise.
24313 * tree-ssa-ccp.c: Include "toplev.h".
24314 (evaluate_stmt): Defer fold overflow warnings until we know we are
24316 (struct fold_stmt_r_data): Add stmt field.
24317 (fold_stmt_r): Defer fold overflow warnings until we know we
24319 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
24320 (fold_stmt_inplace): Likewise.
24321 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
24322 (cleanup_control_expr_graph): Defer fold overflow warnings until
24323 we know we are going to optimize.
24324 * tree-cfg.c (fold_cond_expr_cond): Likewise.
24325 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
24327 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
24328 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
24329 * tree-ssa-loop-manip.c (create_iv): Likewise.
24330 * c-typeck.c (build_conditional_expr): Likewise.
24331 (build_binary_op): Likewise.
24332 * tree-vrp.c (vrp_expr_computes_nonzero): Call
24333 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
24334 (extract_range_from_unary_expr): Likewise.
24335 * simplify-rtx.c (simplify_const_relational_operation): Warn when
24336 assuming that signed overflow does not occur.
24337 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
24338 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
24339 (fold_defer_overflow_warnings): Declare.
24340 (fold_undefer_overflow_warnings): Declare.
24341 (fold_undefer_and_ignore_overflow_warnings): Declare.
24342 (fold_deferring_overflow_warnings_p): Declare.
24343 (tree_expr_nonzero_warnv_p): Declare.
24344 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
24345 of warning options.
24346 (Warning Options): Document -Wstrict-overflow.
24347 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
24348 (tree-ssa-ccp.o): Likewise.
24349 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
24350 (fold-const.o): Depend on intl.h.
24352 2007-02-13 Ian Lance Taylor <iant@google.com>
24354 PR middle-end/30751
24355 * lower-subreg.c (resolve_simple_move): Decompose subregs in
24358 2007-02-13 Stuart Hastings <stuart@apple.com>
24360 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
24362 2007-02-13 Richard Henderson <rth@redhat.com>
24364 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
24365 handled_component_p before looking for the indirect_ref.
24367 2007-02-13 Richard Henderson <rth@redhat.com>
24369 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
24370 remove flags clobber.
24371 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
24372 (bswaphi_lowpart): New.
24373 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
24374 remove TARGET_BSWAP test. Delete expander of the same name.
24376 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
24377 (expand_unop): Use them.
24379 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
24381 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
24382 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
24383 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
24384 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
24385 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
24386 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
24387 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
24388 assembler dialect choice from asm templates.
24390 2007-02-12 Richard Henderson <rth@redhat.com>
24392 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
24393 (fixuns_trunc<SSEMODEF>si2): Use it.
24394 * config/i386/sse.md (vec_setv4sf_0): Export.
24395 * config/i386/i386.c (ix86_build_const_vector): Export.
24396 (ix86_split_convert_uns_si_sse): Rename from
24397 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
24398 * config/i386/i386-protos.h: Update.
24400 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24403 * c-typeck.c (c_finish_return): Improve warning message.
24405 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24407 * alias.c (find_symbolic_term): Delete unused function.
24409 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
24411 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
24412 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
24413 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
24415 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
24417 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
24418 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
24419 the function, temporarily point the debug interface to the null one.
24421 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
24423 * dwarf2out.c (round_up_to_align): New static function.
24424 (field_byte_offset): Use it to round the offset.
24426 2007-02-12 Richard Henderson <rth@redhat.com>
24428 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
24429 (inswl_const): Export.
24431 2007-02-12 Richard Henderson <rth@redhat.com>
24433 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
24434 result mode of the libcall, convert back to outmode.
24436 2007-02-12 Roger Sayle <roger@eyesopen.com>
24438 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
24439 (bswapdi2): New define_expand to implement 32-bit implementation.
24441 2007-02-12 Nick Clifton <nickc@redhat.com>
24443 * doc/invoke.texi (Overall Options): Document --help=.
24444 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
24445 (cc1_options): Pass --help= on to cc1.
24446 (display_help): Add description of --help=.
24447 (process_command): Add code to handle --help=. Allow translated
24448 --help and --target-help switches to be passed on to compiler
24450 (main): Remove unused if statement.
24451 * opts.c (columns): Remove.
24452 (LEFT_COLUMN): Define.
24453 (wrap_help): Add columns argument.
24454 (print_filtered_help): Change parameters to be an include bitmask,
24455 an exclude bitmask, an any bitmask and the column width. Move the
24456 code to display the params list here. Add code to display the
24457 status of options rather than their descriptions if the quiet flag
24459 (print_specific_help): Change parameters to be an include bitmask,
24460 an exclude bitmask and an any bitmask. Move code to look up the
24461 column width here. Decide upon the title for an options listing.
24462 (common_handle_options): Add code to handle --help=. Adapt code
24463 for --help and --target-help to use the revised form of the
24464 print_specific_help function.
24465 (print_help): Delete.
24466 (print_param_help): Delete.
24467 (print_switch): Delete.
24468 * opts.h (cl_lang_count): Add prototype.
24469 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
24470 CL_MAX_OPTION_CLASS): New defines.
24471 * optc-gen.awk: Add construction of cl_lang_count.
24472 * c.opt: Add Warning attribute to warning options and Optimization
24473 attribute to optimization options.
24474 * common.opt: Likewise.
24476 Add -fhelp and -ftarget-help as aliases for the transformed --help
24477 and --target-help options.
24478 * opt-functions.awk: Add code to handle Warning and Optimization
24481 2007-02-12 Richard Henderson <rth@redhat.com>
24483 * config/alpha/constraints.md: New file.
24484 * config/alpha/alpha.c: Include tm-constrs.h.
24485 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
24486 alpha_extra_constraint): Remove.
24487 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
24488 * config/alpha/alpha-protos.h: Update.
24489 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
24490 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
24491 (EXTRA_CONSTRAINT): Remove.
24492 * config/alpha/alpha.md: Include constraints.md.
24493 (adddi splitter): Use satisfies_constraint_*.
24494 * config/alpha/predicates.md (add_operand): Likewise.
24495 (sext_add_operand, addition_operation): Likewise.
24497 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
24499 PR tree-optimization/29145
24500 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
24501 in our handling of restrict qualified pointers.
24503 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24506 * doc/invoke.texi (Wunused-value): Update description.
24507 (Wextra): Delete item.
24508 * opts.c (set_Wextra): Don't use the value of Wextra to set the
24509 value of Wunused-value.
24510 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
24511 (c_finish_stmt_expr): Don't check extra_warnings.
24512 (emit_side_effect_warnings): The caller is responsible to check
24515 2007-02-11 Roger Sayle <roger@eyesopen.com>
24516 Matt Thomas <matt@3am-software.com>
24518 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
24520 2007-02-11 Roger Sayle <roger@eyesopen.com>
24522 * simplify-rtx.c (simplify_relational_operation_1): Optimize
24523 comparisons of POPCOUNT against zero.
24524 (simplify_const_relational_operation): Likewise.
24526 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24528 * doc/invoke.texi (Wextra): Delete outdated paragraph.
24530 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24532 * dwarf2out.c (root_type): Delete unused function.
24534 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24536 * genattrtab.c (contained_in_p): Delete unused function.
24537 (write_expr_attr_cache): Likewise.
24539 2007-02-11 Jan Hubicka <jh@suse.cz>
24541 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
24544 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
24546 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
24547 to add the REG_EQ* note.
24548 * see.c (see_merge_one_use_extension): Likewise.
24549 * local-alloc.c (update_equiv_regs): Likewise. Also don't
24550 turn REG_EQUAL notes into REG_EQUIV notes if the target
24551 register may have more than one set.
24552 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
24553 * gcse.c (try_replace_reg): Likewise.
24554 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
24555 * calls.c (fixup_tail_calls): Likewise. Abort if there is
24556 more than one REG_EQUIV note.
24557 * reload1.c (gen_reload): Use set_unique_reg_note.
24559 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
24561 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
24562 (ix86_builtin_conversion): New function.
24564 2007-02-06 Mark Mitchell <mark@codesourcery.com>
24567 * tree.h (DECL_REPLACEABLE_P): New macro.
24568 * except.c (set_nothrow_function_flags): Likewise.
24570 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
24571 Ira Rosen <irar@il.ibm.com>
24572 Dorit Nuzman <dorit@il.ibm.com>
24574 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
24575 * targhooks.c (default_builtin_vectorized_conversion): New.
24576 * targhooks.h (default_builtin_vectorized_function): New declaration.
24577 * target.h (struct vectorize): Add builtin_conversion field.
24578 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
24579 stmt_vec_info_type value.
24580 (vectorizable_conversion): New declaration.
24581 * tree-vect-analyze.c (vect_analyze_operations): Add
24582 vectorizable_conversion call.
24583 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
24584 * tree-vect-transform.c (vectorizable_conversion): New function.
24585 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
24586 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
24588 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
24589 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
24590 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
24591 or ALTIVEC_BUILTIN_VCFSX.
24593 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24596 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
24597 CONST_DOUBLE and operand 0 is a hard register.
24598 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
24599 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
24600 is a hard floating-point register.
24602 2007-02-10 Richard Henderson <rth@redhat.com>
24603 Jakub Jelinek <jakub@redhat.com>
24604 Alexandre Oliva <aoliva@redhat.com>
24606 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
24607 * builtin-types.def (BT_WORD): Make unsigned.
24608 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
24609 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
24610 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
24611 * c-decl.c (grokdeclarator): Don't error if !have_tls.
24612 * c-parser.c (c_parser_omp_threadprivate): Likewise.
24613 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
24615 * expr.c (emutls_var_address): New.
24616 (expand_expr_real_1): Expand emulated tls.
24617 (expand_expr_addr_expr_1): Likewise.
24618 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
24619 * output.h (emutls_finish): Declare.
24620 * toplev.c (compile_file): Call it.
24621 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
24622 address before wrapping in CONST.
24623 * varasm.c (emutls_htab, emutls_object_type): New.
24624 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
24625 (get_emutls_object_name, get_emutls_object_type): New.
24626 (get_emutls_init_templ_addr, emutls_decl): New.
24627 (emutls_common_1, emutls_finish): New.
24628 (assemble_variable): When emulating tls, swap decls; generate
24629 constructor for the emutls objects.
24630 (do_assemble_alias): When emulating tls, swap decl and target name.
24631 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
24633 * varpool.c (decide_is_variable_needed): Look at force_output.
24634 Recurse for emulated tls.
24635 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
24636 with decide_is_variable_needed.
24637 * emutls.c: New file.
24638 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
24639 tls_object for real tls.
24641 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
24643 PR rtl-optimization/29599
24644 * reload1.c (eliminate_regs_in_insn): Take the destination
24645 mode into account when computing the offset.
24647 2007-02-09 Stuart Hastings <stuart@apple.com>
24648 Richard Henderson <rth@redhat.com>
24650 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
24651 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
24652 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
24653 fixuns_truncdfhi2): New.
24654 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
24655 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
24656 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
24657 (floatunssidf2): Allow nonimmediate source.
24658 * config/i386/sse.md (movdi_to_sse): New.
24659 (vec_concatv2di): Drop '*'.
24660 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
24661 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
24662 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
24664 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
24665 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
24666 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
24667 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
24668 (ix86_build_signbit_mask): Fix decl of v, refactor to call
24669 ix86_build_const_vector.
24670 (x86_emit_floatuns): Rewrite.
24672 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24674 * genautomata.c (longest_path_length): Delete unused function.
24675 (struct state): Delete unused longest_path_length.
24676 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
24677 (get_free_state): Delete unused.
24679 2007-02-09 Jan Hubicka <jh@suse.cz>
24681 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
24682 * doc/invoke.texi (inline-unit-growth): Update default value.
24684 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
24685 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
24686 (rebuild_cgraph_edges): Likewise.
24687 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
24688 (dump_cgraph_node): Dump frequencies.
24689 (cgraph_clone_edge): Add frequency scales.
24690 (cgraph_clone_node): Add freuqnecy.
24691 * cgraph.h (cgraph_edge): Add freuqnecy argument.
24692 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
24693 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
24694 * tree-pass.h (TODO_rebuild_frequencies): New constant.
24695 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
24696 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
24697 (save_inline_function_body): Likewise.
24698 * ipa-inline.c: inluce rtl.h
24699 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
24700 (cgraph_edge_badness): Use frequencies.
24701 (cgraph_decide_recursive_inlining): Update clonning.
24702 (cgraph_decide_inlining_of_small_function): Dump frequency.
24703 * predict.c (estimate_bb_frequencies): Export.
24704 * predict.h (estimate_bb_frequencies): Declare.
24705 * tree-inline.c (copy_bb): Watch overflows.
24706 (expand_call_inline): Update call of cgraph_create_edge.
24707 (optimize_inline_calls): Use TODO flags to update frequnecies.
24708 * passes.h: Include predict.h
24709 (init_optimization_passes): Move profile ahead.
24710 (execute_function_todo): Handle TODO_rebuild_frequencies.
24712 2007-02-09 Roger Sayle <roger@eyesopen.com>
24714 * config/alpha/alpha.c (emit_insxl): Force the first operand of
24715 the insbl or inswl pattern into a register.
24717 2007-02-09 Roger Sayle <roger@eyesopen.com>
24719 * config/ia64/ia64.md (bswapdi2): New define_insn.
24721 2007-02-09 Richard Henderson <rth@redhat.com>
24723 * config/i386/constraints.md (Ym): New constraint.
24724 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
24725 (movdi_1_rex64): Split sse and xmm general register moves from
24726 memory move alternatives. Use conditional register constraints.
24727 (movsf_1, movdf_integer): Likewise.
24728 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
24729 (movdf_integer_rex64): New.
24730 (pushsf_rex64): Fix output constraints.
24731 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
24732 (sse2_stored): Likewise.
24733 (sse2_storeq_rex64): New.
24734 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
24735 amd and not generic.
24736 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
24737 for optimize_size. Remove SF/DFmode hack.
24739 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24741 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
24744 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
24745 Richard Sandiford <richard@codesourcery.com>
24747 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
24748 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
24749 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
24750 m68k/t-mlib to tmake_file.
24751 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
24752 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
24753 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
24754 Allow it to be cf or m68k. Set m68k_arch_family. If that
24755 variable is not empty, add t-$m68k_arch_family to tmake_file.
24756 Add t-mlibs to tmake_file.
24757 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
24758 * config/m68k/t-cf: New file.
24759 * config/m68k/t-m68k: Likewise.
24760 * config/m68k/t-mlibs: Likewise.
24761 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24762 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24763 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
24764 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24765 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
24767 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
24768 (INSTALL_LIBGCC): Delete.
24769 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
24770 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24771 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24772 (M68K_MLIB_CPU): Define.
24773 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24774 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24775 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
24777 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
24778 Richard Guenther <rguenther@suse.de>
24780 PR middle-end/23361
24781 * fold-const.c (fold_comparison): Handle obfuscated comparisons
24782 against INT_MIN/INT_MAX.
24783 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
24784 file if a loop is removed.
24786 2007-02-09 Joseph Myers <joseph@codesourcery.com>
24788 * calls.c (store_one_arg): Pass correct alignment to
24789 emit_push_insn for non-BLKmode values.
24790 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
24791 unaligned stack slot via a suitably aligned slot.
24793 2007-02-08 DJ Delorie <dj@redhat.com>
24795 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
24797 (legal_subregs): Use unsigned char, make const.
24798 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
24800 2007-02-08 Paul Brook <paul@codesourcery.com>
24802 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
24803 special interworking needed.
24805 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
24807 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
24808 conditional to __SSE2__.
24809 (Entries below should have been added to first ChangeLog
24810 entry for amdfam10 dated 2007-02-05)
24811 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
24813 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
24815 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
24818 2007-02-08 DJ Delorie <dj@redhat.com>
24820 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
24821 * config/m32c/m32c.c (legal_subregs): New.
24822 (m32c_illegal_subreg_p): New.
24823 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
24824 unsupported subregs of hard regs.
24826 2007-02-08 Jan Hubicka <jh@suse.cz>
24828 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
24829 the same one; always update histograms.
24831 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24833 * passes.c (init_optimization_passes): Tidy comment.
24835 2007-02-08 Roger Sayle <roger@eyesopen.com>
24837 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
24838 strip zero_extend, bswap and rotates from POCOUNT's argument.
24839 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
24840 zero_extend and rotates from PARITY's argument.
24841 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
24842 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
24843 of an integer constant at compile-time.
24845 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24848 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
24850 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
24853 * tree-ssa-live.c (remove_unused_locals): Do not remove
24854 TREE_ADDRESSABLE variables.
24855 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
24856 * tree-ssa-operands.c (add_virtual_operand): Remove argument
24857 FOR_CLOBBER. Update all users.
24858 If VAR has an associated alias set, add a virtual operand for
24859 it if no alias is found to conflict with the memory reference.
24861 2007-02-07 Jan Hubicka <jh@suse.cz>
24862 Robert Kidd <rkidd@crhc.uiuc.edu>
24864 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
24866 2007-02-07 Ian Lance Taylor <iant@google.com>
24868 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
24870 2007-02-07 Roger Sayle <roger@eyesopen.com>
24872 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
24873 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
24874 tablejumpdi, movsi_to_cr_one): Remove constraints from
24875 define_expand's match_operands.
24877 2007-02-07 Roger Sayle <roger@eyesopen.com>
24879 * global.c (compute_regsets): Move declatation of "i" inside of
24880 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
24882 2007-02-07 Jakub Jelinek <jakub@redhat.com>
24885 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
24886 of INDIRECT_REF <RESULT_DECL>.
24888 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
24890 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
24891 Kaz Kojima <kkojima@gcc.gnu.org>
24894 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
24896 (sh_initialize_trampoline): Add parentheses to avoid a warning.
24898 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
24900 * doc/loop.texi: Document possibility not to perform disambiguation
24901 of loops with multiple latches.
24902 * cfgloopmanip.c (alp_enum_p): Removed.
24903 (add_loop): Handle subloops. Use get_loop_body_with_size.
24904 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
24905 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
24906 the new forwarder block.
24907 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
24908 Handle the case latch is NULL.
24909 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
24910 modifications when marking loop exits.
24911 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
24913 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
24914 disambiguate_loops_with_multiple_latches.
24915 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
24916 before fix_loop_structure.
24917 * cfgloop.c: Include pointer-set.h and output.h.
24918 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
24919 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
24920 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
24921 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
24922 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
24923 disambiguate_multiple_latches, get_loop_body_with_size,
24924 disambiguate_loops_with_multiple_latches): New functions.
24925 (flow_loop_dump): Dump multiple latch edges.
24926 (flow_loop_nodes_find): Handle loops with multiple latches.
24927 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
24928 (glb_enum_p): Modified.
24929 (get_loop_body): Use get_loop_body_with_size.
24930 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
24931 (AVOID_CFG_MODIFICATIONS): New constant.
24932 (disambiguate_loops_with_multiple_latches, add_loop,
24933 get_loop_body_with_size): Declare.
24934 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
24936 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
24938 PR inline-asm/28686
24939 * global.c (compute_regsets): New function.
24940 (global_alloc): Refactored ELIMINABLE_REGSET
24941 and NO_GLOBAL_ALLOC_REGS computation out.
24942 (rest_of_handle_global_alloc): Call compute_regsets()
24943 for non-optimizing case.
24945 2007-02-06 Richard Henderson <rth@redhat.com>
24947 * config/i386/constraints.md (Y2): Rename from Y.
24948 (Yi): New constraint.
24949 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
24950 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
24951 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
24952 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
24953 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
24954 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
24955 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
24956 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
24957 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
24958 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
24959 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
24960 vec_extractv2si_1): Change Y constraints to Y2.
24961 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
24962 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
24963 Change Y constraints to Y2.
24964 (sse2_loadld): Change Y constraints to x.
24966 2007-02-06 Roger Sayle <roger@eyesopen.com>
24968 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
24969 (parity<mode>2): New define_expand using rs6000_emit_parity.
24970 * config/rs6000/rs6000.c (rs6000_emit_popcount,
24971 rs6000_emit_parity): New functions.
24972 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
24973 rs6000_emit_parity): Prototype here.
24975 2007-02-06 Ian Lance Taylor <iant@google.com>
24977 * lower-subreg.c (simple_move_operand): Reject CONST.
24978 (resolve_clobber): Call validate_change rather than directly
24979 assigning to XEXP (pat, 0).
24981 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
24983 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
24984 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
24985 (tree-cfg.o): Remove hashtab.h dependency.
24987 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
24988 (struct ivopts_data): Change niters to pointer_map_t.
24989 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
24990 (niter_for_exit): Create pointer_map on demand. Change for
24992 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
24993 (free_loop_data): Destroy data->niters if created and reset field.
24994 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
24995 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
24997 * tree-ssa-reassoc.c: Include pointer-set.h.
24998 (bb_rank): Change to long *.
24999 (operand_rank): Change to pointer_map_t.
25000 (find_operand_rank): Return long, -1 if not found. Declare as inline.
25001 (insert_operand_rank): Accept long.
25002 (operand_entry_hash, operand_entry_eq): Remove.
25003 (get_rank): Return long. Adjust for changes above.
25004 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
25006 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
25008 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
25009 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
25010 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
25012 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
25013 directly since it cannot be NULL.
25014 (get_vi_for_tree): Rewrite for pointer_map API.
25015 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
25016 (init_alias_vars): Create vi_for_tree as pointer_map.
25017 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
25019 * tree-cfg.c: Don't include hashtab.h.
25020 (edge_to_cases): Declare as pointer_map.
25021 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
25023 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
25024 (start_recording_case_labels): Create edge_to_cases as pointer_map.
25025 (end_recoding_case_labels): Cleanup edge_to_cases manually before
25027 (record_switch_edge): Delete.
25028 (get_cases_for_edge): Adjust for pointer_map API, inline
25029 record_switch_edge (rewritten for new API), remove goto.
25031 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
25033 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
25034 * tree-nested.c: Include pointer-set.h.
25035 (var_map_elt, var_map_eq, var_map_hash): Delete.
25036 (struct nesting_info): Remove GTY marker. Change the two htab_t's
25037 to pointer_map_t's.
25038 (nesting_info_bitmap_obstack): New.
25039 (lookup_field_for_decl): Adjust for pointer_map API.
25040 (lookup_tramp_for_decl): Adjust for pointer_map API.
25041 (get_nonlocal_debug_decl): Adjust for pointer_map API.
25042 (get_local_debug_decl): Adjust for pointer_map API.
25043 (convert_nl_goto_reference): Adjust for pointer_map API.
25044 (convert_nl_goto_receiver): Adjust for pointer_map API.
25045 (create_nesting_tree): Create outside GGC space. Create bitmap on
25046 the new obstack. Create field_map and var_map as pointer_maps.
25047 (free_nesting_tree): Adjust for changes to create_nesting_tree.
25049 (lower_nested_functions): Move root here, no need to NULL it.
25050 Initialize and release the obstack.
25052 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
25054 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
25055 Remove prototypes and make them non-static.
25056 (struct tree_int_map): Remove.
25057 * tree.h (struct tree_int_map): Move here, turning TO into an
25059 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
25061 * tree.h (TREE_COMPLEXITY): Remove.
25062 (struct tree_exp): Remove complexity field.
25063 * tree.c (build1_stat): Don't set it.
25065 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
25066 Victor Kaplansky <victork@il.ibm.com>
25068 * tree-vectorizer.c (vect_is_simple_use): Support induction.
25069 (vect_is_simple_reduction): Support reduction with induction as
25070 one of the operands.
25071 (vect_is_simple_iv_evolution): Fix formatting.
25072 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
25073 formatting. Don't mark induction phis for vectorization.
25074 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
25075 * tree-vect-transform.c (get_initial_def_for_induction): New function.
25076 (vect_get_vec_def_for_operand): Support induction.
25077 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
25079 (vectorizable_reduction): Support reduction with induction as one of
25081 (vectorizable_type_demotion): Use def-type of stmt argument rather
25082 than dummy def-type.
25084 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
25085 flag_tree_scev_cprop.
25086 * common.opt (tree-scev-cprop): New flag.
25088 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
25089 call to vect_get_new_vect_var.
25091 2007-02-06 Ira Rosen <irar@il.ibm.com>
25093 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
25094 vectype is not NULL.
25095 (vect_pattern_recog_1): Likewise.
25097 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25099 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
25100 (fold_negate_expr): Likewise.
25102 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
25105 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
25106 even if cv-qualification is the same.
25108 2007-02-05 Geoffrey Keating <geoffk@apple.com>
25110 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
25111 __enable_execute_stack on completion.
25113 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25115 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
25116 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
25117 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
25118 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
25119 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
25120 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
25121 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
25122 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
25124 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25126 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
25127 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
25128 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
25129 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
25130 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
25131 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
25132 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
25133 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
25134 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
25135 umuldi3_highpart_rex64, umulsi3_highpart_insn,
25136 umulsi3_highpart_zext, smuldi3_highpart_rex64,
25137 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
25138 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
25139 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
25140 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
25141 sqrtextenddfxf2_i387): Added amdfam10_decode.
25143 * config/i386/athlon.md (athlon_idirect_amdfam10,
25144 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
25145 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
25146 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
25147 athlon_ivector_store_amdfam10): New define_insn_reservation.
25148 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
25151 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25153 * config/i386/athlon.md (athlon_call_amdfam10,
25154 athlon_pop_amdfam10, athlon_lea_amdfam10): New
25155 define_insn_reservation.
25156 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
25157 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
25158 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
25160 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25162 * config/i386/athlon.md (athlon_sseld_amdfam10,
25163 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
25164 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
25166 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25168 * config/i386/athlon.md (athlon_sseins_amdfam10): New
25169 define_insn_reservation.
25170 * config/i386/i386.md (sseins): Added sseins to define_attr type
25171 and define_attr unit.
25172 * config/i386/sse.md: Set type attribute to sseins for insertq
25175 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25177 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
25178 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
25179 ssecomi_load_amdfam10, ssecomi_amdfam10,
25180 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
25181 define_insn_reservation.
25182 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
25184 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25186 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
25187 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
25188 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
25189 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
25190 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
25191 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
25192 define_insn_reservation.
25194 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
25195 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
25196 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
25197 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
25198 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
25200 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25202 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
25203 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
25204 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
25205 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
25206 athlon_ssemul_load_k8): Added amdfam10.
25208 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25210 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
25211 (x86_sse_unaligned_move_optimal): New variable.
25213 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
25215 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
25216 for unaligned vector SSE double/single precision loads for AMDFAM10.
25218 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25220 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
25221 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
25222 Define TARGET_CPU_DEFAULT_amdfam10.
25223 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
25224 (processor_type): Add PROCESSOR_AMDFAM10.
25226 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
25227 processor_type in config/i386/i386.h.
25228 Enable imul peepholes for TARGET_AMDFAM10.
25230 * config.gcc: Add support for --with-cpu option for amdfam10.
25232 * config/i386/i386.c (amdfam10_cost): New variable.
25233 (m_AMDFAM10): New macro.
25234 (m_ATHLON_K8_AMDFAM10): New macro.
25235 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
25236 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
25237 x86_promote_QImode, x86_integer_DFmode_moves,
25238 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25239 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
25240 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
25241 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
25242 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
25243 Enable/disable for amdfam10.
25244 (override_options): Add amdfam10_cost to processor_target_table.
25245 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
25246 processor_alias_table.
25247 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
25248 (ix86_adjust_cost): Add code for amdfam10.
25250 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25252 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
25253 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
25254 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
25255 * config/i386/i386.h: Add builtin definition for SSE4A.
25256 * config/i386/i386.md: Add support for ABM instructions
25257 (popcnt and lzcnt).
25258 * config/i386/sse.md: Add support for SSE4A instructions
25259 (movntss, movntsd, extrq, insertq).
25260 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
25261 Add -march=amdfam10 flag.
25262 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
25263 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
25265 * doc/extend.texi: Add documentation for SSE4A builtins.
25267 2007-02-05 Bob Wilson <bob.wilson@acm.org>
25269 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
25271 2007-02-05 Richard Guenther <rguenther@suse.de>
25273 * tree-vectorizer.h (vectorizable_function): Add argument type
25274 argument, change return type.
25275 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
25276 * tree-vect-transform.c (vectorizable_function): Handle extra
25277 argument, return vectorized function decl.
25278 (build_vectorized_function_call): Remove.
25279 (vectorizable_call): Handle calls with result and argument types
25280 differing. Handle loop vectorization factor correctly.
25281 * targhooks.c (default_builtin_vectorized_function): Adjust for
25283 * targhooks.h (default_builtin_vectorized_function): Likewise.
25284 * target.h (builtin_vectorized_function): Add argument type
25286 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
25287 extra argument, allow vectorizing of lrintf.
25288 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
25289 documentation of target hook.
25291 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
25294 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
25295 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
25296 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
25298 2007-02-05 Roger Sayle <roger@eyesopen.com>
25300 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
25301 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
25302 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
25303 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
25304 before canonicalizing sincos to cexpi.
25305 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
25307 2007-02-05 Roger Sayle <roger@eyesopen.com>
25309 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
25310 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
25311 (alpha_init_builtins): Use alpha_add_builtins to process tables.
25313 2007-02-05 Roger Sayle <roger@eyesopen.com>
25315 * mips-tfile.c (initialize_init_file): Correct endianness test.
25317 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
25319 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
25320 the 'y' constraint.
25322 2007-02-05 Richard Sandiford <richard@codesourcery.com>
25324 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
25325 saves in a PARALLEL before the register assignments.
25327 2007-02-05 Richard Sandiford <richard@codesourcery.com>
25329 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
25330 DWARF_FRAME_RETURN_COLUMN to be a general register.
25331 * dwarf2out.c (init_return_column_size): New function, split from...
25332 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
25333 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
25334 to be nongeneral registers.
25335 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
25337 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
25338 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
25340 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
25342 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
25344 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
25346 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
25347 (remove_path): Use can_remove_branch_p and remove_branch instead
25348 of loop_delete_branch_edge.
25349 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
25350 (tree_transform_and_unroll_loop): Remove dead branches immediately.
25351 Update profile using scale_dominated_blocks_in_loop.
25352 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
25353 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
25354 (can_remove_branch_p, remove_branch): Declare.
25355 * tree-cfg.c (tree_can_remove_branch_p): New function.
25356 (tree_cfg_hooks): Add tree_can_remove_branch_p.
25357 * cfgrtl.c (rtl_can_remove_branch_p): New function.
25358 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
25360 2007-02-05 Jan Hubicka <jh@suse.cz>
25362 PR middle-end/30696
25363 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
25364 nodes in cgraph, don't remove offline copy of the function.
25366 2007-02-04 Jan Hubicka <jh@suse.cz>
25368 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
25369 vectors might cause maybe_lookup_element_for_expr to be called
25370 on non-sra-candidate.
25372 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25374 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
25375 config/bfin/bfin.md, config/bfin/predicates.md: Follow
25376 spelling conventions.
25378 2007-02-04 Richard Guenther <rguenther@suse.de>
25380 PR middle-end/30636
25381 * fold-const.c (try_move_mult_to_index): Make sure to not
25382 overflow one dimension of a multi-dimensional array access.
25384 2007-02-04 Jan Hubicka <jh@suse.cz>
25386 * passes.c (init_optimization_passes): Reindent.
25388 2007-02-04 Jan Hubicka <jh@suse.cz>
25389 Eric Botcazou <ebotcazou@adacore.com>
25391 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
25392 (execute_fixup_cfg): Break out the abnormal goto code.
25393 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
25394 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
25395 (optimize_inline_calls): Call make_nonlocal_label_edges.
25397 2007-02-04 Jan Hubicka <jh@suse.cz>
25399 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
25400 true when something was changed.
25401 (rename_ssa_copies): When something was changed, do
25402 TODO_remove_unused_locals.
25403 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
25404 add TODO_remove_unused_locals when instruction was removed.
25406 2007-02-04 Jan Hubicka <jh@suse.cz>
25408 * ipa-inline.c (try_inline): Improve debug output; work on already
25410 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
25411 call try_inline for already inlined edges too when flattening;
25412 inline also functions that make callee growth but overall unit size
25415 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25417 * config/m32c/bitops.md, config/m32c/jump.md,
25418 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
25419 config/m32r/m32r.h, config/m32r/m32r.md,
25420 config/m32r/predicates.md, config/m68hc11/larith.asm,
25421 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
25422 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
25423 config/mips/mips-protos.h, config/mips/mips.c,
25424 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
25425 config/mn10300/mn10300.h, config/mn10300/predicates.md,
25426 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
25427 spelling conventions.
25429 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
25430 Follow spelling conventions.
25432 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
25434 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
25435 warn about C++0x compatibility.
25437 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25439 * config/h8300/h8300.c, config/h8300/h8300.h,
25440 config/h8300/h8300.md: Follow spelling conventions.
25442 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
25444 PR middle-end/30667
25445 * combine.c (try_combine): Do not substitute source operand
25446 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
25448 2007-02-03 Jan Hubicka <jh@suse.cz>
25450 PR gcov-profile/30650
25451 * value-prof.c (stringop_block_profile): Fix handling of size counter;
25452 do not divide by zero for never executed counters.
25453 (tree_find_values_to_profile): Fix counters.
25454 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
25456 2007-02-03 Ian Lance Taylor <iant@google.com>
25458 * lower-subreg.c (simple_move_operand): New static function,
25459 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
25461 (simple_move): Call simple_move_operand.
25462 (find_decomposable_subregs): Add special handling of MEMs.
25463 (can_decompose_p): Rename from cannot_decompose_p. Reverse
25464 meaning of return value. If we see a hard register, test whether
25465 it can store a word_mode value. Change all callers.
25467 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25469 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
25470 ftrapv insns and expanders.
25471 (subdi3): Change define_expand operand 1 to arith11_operand, and
25472 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
25473 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
25474 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
25477 PR middle-end/30174
25478 * varasm.c (notice_global_symbol): Treat global objects as weak when
25479 flag_shlib is true.
25481 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25483 * emit-rtl.c (dconstpi): Delete.
25484 (dconstsqrt2): New.
25485 (init_emit_once): Delete dconstpi and init dconstsqrt2.
25486 * real.h (dconstpi): Delete.
25487 (dconstsqrt2): New.
25488 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
25489 (fold_builtin_hypot): Likewise.
25491 2007-02-03 Tom Tromey <tromey@redhat.com>
25494 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
25495 -gcoff3, -gxcoff3, -gvms3 implies -dD.
25497 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
25499 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
25500 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
25501 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
25502 config/rs6000/cell.md, config/rs6000/darwin.h,
25503 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
25504 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
25505 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
25506 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
25507 typos. Follow spelling conventions.
25508 * doc/invoke.texi: Follow spelling conventions.
25510 2007-02-03 Roger Sayle <roger@eyesopen.com>
25512 * simplify-rtx.c (simplify_relational_operation_1): Implement some
25513 canonicalization transformations that attempt to simplify integer
25514 constant comparisons to become comparisons against zero.
25516 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25518 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
25520 * fold-const.c (fold_binary): Fix comment typos. Fold complex
25521 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
25523 2007-02-02 Mike Stump <mrs@apple.com>
25525 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
25526 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
25527 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
25528 generate a branch island.
25530 2007-02-02 Bob Wilson <bob.wilson@acm.org>
25532 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
25533 (xtensa_legitimate_address_p): New.
25534 (xtensa_legitimize_address): New.
25535 (xtensa_output_addr_const_extra): New.
25536 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
25538 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
25539 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
25540 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
25541 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
25542 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
25543 (xtensa_legitimize_address): New.
25544 (xtensa_output_addr_const_extra): New.
25546 2007-02-02 Steve Ellcey <sje@cup.hp.com>
25548 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
25550 2007-02-02 Ian Lance Taylor <iant@google.com>
25552 * expmed.c (expand_divmod): Add comment.
25554 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
25556 * emit-rtl.c (renumber_insns): Remove.
25557 * flags.h: Remove the extern for flag_renumber_insns.
25558 * rtl.h: Remove the prototype for renumber_insns.
25559 * toplev.c (flag_renumber_insns): Remove.
25561 2007-02-02 Hui-May Chang <hm.chang@apple.com>
25563 Revert for x86 darwin:
25564 2005-06-19 Uros Bizjak <uros@kss-loka.si>
25566 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
25567 code before the following patch under TARGET_MACHO.
25568 (ix86_function_value_regno_p): Likewise.
25570 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25572 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
25575 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
25578 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
25579 loads to general or fp registers. Add comments.
25580 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
25582 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
25584 * pointer-set.c (insert_aux): Only return insertion slot.
25585 (pointer_set_insert): Adjust.
25586 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
25587 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
25588 pointer_map_traverse): New.
25589 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
25590 pointer_map_create, pointer_map_destroy, pointer_map_insert,
25591 pointer_map_contains, pointer_map_traverse): Declare.
25593 2007-02-02 Jakub Jelinek <jakub@redhat.com>
25595 PR middle-end/30473
25596 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
25597 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
25599 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
25601 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
25603 (struct _dep): New type.
25604 (dep_t): New typedef.
25605 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
25606 (DEP_STATUS): New access macro. The macro with the same name was
25607 renamed to DEP_LINK_STATUS.
25608 (dep_init): Declare function
25610 (struct _dep_link): New type.
25611 (dep_link_t): New typedef.
25612 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
25613 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
25614 (DEP_LINK_STATUS): New macro.
25615 (debug_dep_links): New debug function.
25617 (struct _deps_list): New type.
25618 (deps_list_t): New typedef.
25619 (DEPS_LIST_FIRST): New access macro.
25620 (FOR_EACH_DEP_LINK): New cycle macro.
25621 (create_deps_list, free_deps_list, delete_deps_list): Declare
25623 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
25624 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
25625 (copy_deps_list_change_con): Ditto.
25627 (move_dep_link): Declare function.
25629 (struct _dep_node): New type.
25630 (dep_node_t): New typedef.
25631 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
25633 (struct haifa_insn_data.back_deps): New field to hold backward
25634 dependencies of the insn.
25635 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
25637 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
25638 Change its type to deps_list_t.
25639 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
25640 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
25641 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
25643 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
25645 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
25647 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
25649 (dep_cost): Declare.
25651 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
25652 (ds_to_dk, dk_to_ds): New functions.
25654 (init_dep_1): New static function.
25655 (init_dep): New function.
25656 (copy_dep): New static function.
25658 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
25660 (detach_dep_link): New static function.
25661 (move_dep_link): New function.
25663 (dep_links_consistent_p, dump_dep_links): New static functions.
25664 (debug_dep_links): New debugging function.
25666 (deps_obstack, dl_obstack, dn_obstack): New static variables.
25668 (alloc_deps_list, init_deps_list): New static functions.
25669 (create_deps_list): New function.
25670 (clear_deps_list): New static function.
25671 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
25672 (deps_list_consistent_p, dump_deps_list): New static functions.
25673 (debug_deps_list): New function.
25674 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
25676 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
25678 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
25679 use new scheduler dependencies lists.
25680 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
25681 (sched_analyze): Ditto. Initialize dependencies lists.
25682 (add_forw_dep, compute_forward_dependences): Update to use new
25683 scheduler dependencies lists.
25685 (init_dependency_caches): Init deps_obstack.
25686 (free_dependency_caches): Free deps_obstack.
25688 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
25689 new scheduler dependencies lists.
25690 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
25691 (add_back_forw_dep, delete_back_forw_dep): Ditto.
25693 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
25694 Update to use new scheduler dependencies lists.
25695 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
25696 (debug_dependencies): Ditto.
25697 (schedule_region): Update comments.
25699 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
25700 scheduler dependencies lists.
25701 (schedule_ebb): Update comments.
25703 * rtl.def (DEPS_LIST): Remove.
25705 * lists.c (unused_deps_list): Remove.
25706 (free_list): Update assertions.
25708 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
25709 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
25711 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
25712 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
25714 * haifa-sched.c (comments): Update.
25715 (insn_cost1): Remove. Inline the code into insn_cost ().
25716 (insn_cost): Update to use new scheduler dependencies lists. Move
25717 processing of the dependency cost to dep_cost ().
25718 (dep_cost): New function. Use it instead of insn_cost () when
25719 evaluating cost of the dependency. Use compatible interface to
25720 interact with the target.
25721 (priority): Update to use new scheduler dependencies lists.
25722 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
25723 with greater number of insns that depend on the insn.
25724 (schedule_insn): Update to use new scheduler dependencies lists. Add
25725 code to free backward dependencies lists. Inline and optimize code
25726 from resolve_dep () - see PR28071.
25727 (ok_for_early_queue_removal): Update to use new scheduler dependencies
25728 lists. Update call to targetm.sched.is_costly_dependence hook.
25730 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
25731 scheduler dependencies lists.
25733 (resolve_dep): Remove. Move the logic to schedule_insn ().
25734 (init_h_i_d): Initialize dependencies lists.
25736 (process_insn_depend_be_in_spec): Rename to
25737 process_insn_forw_deps_be_in_spec. Update to use new scheduler
25738 dependencies lists.
25739 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
25740 Update to use new scheduler dependencies lists.
25741 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
25743 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
25744 new scheduler dependencies lists.
25745 (build_intra_loop_deps): Ditto.
25747 * target.h (struct _dep): Declare to use in
25748 gcc_target.sched.is_costly_dependence.
25749 (struct gcc_target.sched.adjust_cost): Fix typo.
25750 (struct gcc_target.sched.is_costly_dependence): Change signature to
25751 use single dep_t parameter instead of an equivalent triad.
25752 (struct gcc_target.sched.adjust_cost_2): Remove.
25754 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
25756 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
25758 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
25760 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
25762 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
25763 (REG_DEP_TRUE): Document.
25765 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
25766 Change signature to correspond to the targetm.sched.adjust_cost hook.
25767 Update use in TARGET_SCHED_ADJUST_COST_2.
25768 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
25769 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
25770 new scheduler dependencies lists.
25771 (ia64_gen_check): Ditto.
25773 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
25774 scheduler dependencies lists.
25776 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
25777 signature to correspond to the targetm.sched.is_costly_dependence hook.
25778 (is_costly_group): Update to use new scheduler dependencies lists.
25780 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
25781 instead of INSN_COST () macro.
25783 2007-02-01 Ian Lance Taylor <iant@google.com>
25785 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
25787 2007-02-01 Guy Martin <gmsoft@gentoo.org>
25789 * pa.md (tp_load): Correct mfctl instruction syntax.
25791 2007-02-01 Geoffrey Keating <geoffk@apple.com>
25793 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
25794 altivec_padding_size calculation on AIX. Improve comment, add
25795 assert to verify that it's right.
25797 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
25800 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
25802 PR inline-asm/28686
25803 * global.c (global_alloc): Add mising initialization of
25806 2007-02-01 Roger Sayle <roger@eyesopen.com>
25808 * alias.c (init_alias_analysis): Correct whitespace.
25809 * bb-reorder.c (fix_edges_for_rarely_executed_code,
25810 partition_hot_cold_basic_blocks): Likewise.
25811 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
25812 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
25813 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
25814 fold_builtin_snprintf_chk, fold_builtin_printf,
25815 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
25816 do_mpfr_arg3, do_mpfr_sincos): Likewise.
25817 * cfgcleanup.c (cleanup_cfg): Likewise.
25818 * cfgexpand.c (tree_expand_cfg): Likewise.
25819 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
25820 * function.c (get_next_funcdef_no): Likewise.
25821 * gengtype.c (main): Likewise.
25822 * genmodes.c (main): Likewise.
25823 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
25824 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
25825 * ifcvt.c (noce_emit_move_insn): Likewise.
25826 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
25828 * stor-layout.c (get_best_mode): Likewise.
25829 * tree-ssa-loop-niter.c (get_val_for): Likewise.
25830 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
25831 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
25832 perform_var_substitution, solve_graph): Likewise.
25833 * tree-vrp.c (vrp_finalize): Likewise.
25835 2007-02-01 Ian Lance Taylor <iant@google.com>
25837 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
25838 high part of a paradoxical subreg, return a constant zero.
25840 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
25842 * toplev.c (lang_dependent_init): Call init_set_costs.
25843 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
25845 2007-02-01 Richard Guenther <rguenther@suse.de>
25847 PR middle-end/30656
25848 * fold-const.c (fold_negate_expr): Allow negating a
25849 constant if overflow does not change.
25851 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25853 * doc/c-tree.texi (Expression trees): Improve markup.
25854 * doc/tm.texi (Register Classes, Addressing Modes)
25855 (Floating Point): Fix spacing after abbreviations. Fix some
25858 2007-02-01 Ben Elliston <bje@au.ibm.com>
25860 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
25861 * doc/contrib.texi: Likewise.
25862 * doc/install.texi: Likewise.
25864 2007-01-31 Richard Henderson <rth@redhat.com>
25865 Ian Lance Taylor <iant@google.com>
25867 * lower-subreg.c: New file.
25868 * rtl.def (CONCATN): Define.
25869 * passes.c (init_optimization_passes): Add pass_lower_subreg and
25870 pass_lower_subreg2.
25871 * emit-rtl.c (update_reg_offset): New static function, broken out
25872 of gen_rtx_REG_offset.
25873 (gen_rtx_REG_offset): Call update_reg_offset.
25874 (gen_reg_rtx_offset): New function.
25875 * regclass.c: Revert patch of 2006-03-05, restoring
25877 (clear_reg_info_regno): New function.
25878 * dwarf2out.c (concatn_loc_descriptor): New static function.
25879 (loc_descriptor): Handle CONCATN.
25880 * common.opt (fsplit_wide_types): New option.
25881 * opts.c (decode_options): Set flag_split_wide_types when
25883 * timevar.def (TV_LOWER_SUBREG): Define.
25884 * rtl.h (gen_reg_rtx_offset): Declare.
25885 (reg_scan_update): Declare.
25886 * regs.h (clear_reg_info_regno): Declare.
25887 * tree-pass.h (pass_lower_subreg): Declare.
25888 (pass_lower_subreg2): Declare.
25889 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
25890 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
25891 -fsplit-wide-types.
25892 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
25893 * Makefile.in (OBJS-common): Add lower-subreg.o.
25894 (lower-subreg.o): New target.
25896 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25898 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
25900 2007-01-31 Anatoly Sokolov <aesok@post.ru>
25903 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
25905 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25907 PR middle-end/29335
25908 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
25910 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
25912 * cfgloop.h: Include vec-prim.h.
25913 (enum li_flags): Remove LI_ONLY_OLD.
25914 (loop_iterator): Changed.
25915 (fel_next, fel_init): Iterate over loop tree.
25916 (FOR_EACH_LOOP_BREAK): New macro.
25917 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
25919 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
25920 * modulo-sched.c (sms_schedule): Ditto.
25921 * tree-vectorizer.c (vectorize_loops): Ditto.
25922 * doc/loop.texi: Update information on loop numbering and behavior of
25923 FOR_EACH_LOOP wrto new loops.
25924 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
25925 add_to_evolution_1): Test nestedness of loops instead of comparing
25927 * tree-chrec.c (chrec_fold_plus_poly_poly,
25928 chrec_fold_multiply_poly_poly, chrec_evaluate,
25929 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
25930 reset_evolution_in_loop): Ditto.
25931 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
25933 2007-01-31 Dirk Mueller <dmueller@suse.de>
25935 * c-common.c (warn_about_parentheses): Separate warning about
25936 un-parenthized sequence of comparison operators from the one
25937 which is supposed to warn about x <= y <= z.
25939 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
25941 * optabs.h (enum optab_index): Add new OTI_isinf.
25942 (isinf_optab): Define corresponding macro.
25943 * optabs.c (init_optabs): Initialize isinf_optab.
25944 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
25946 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
25947 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
25949 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
25950 expand_builtin_interclass_mathfn.
25951 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
25952 * config/i386/i386.md (UNSPEC_FXAM): New constant.
25953 (fxam<mode>2_i387): New insn pattern.
25954 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
25955 built-in functions as x87 inline asm.
25957 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25959 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
25961 2007-01-30 Eric Christopher <echristo@apple.com>
25963 * config.gcc: Add geode.
25965 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25967 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
25968 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
25969 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
25970 value-prof.c: Fix comment typos.
25972 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25975 * doc/invoke.texi (Wpointer-arith): Document warning.
25977 2007-01-30 Janis Johnson <janis187@us.ibm.com>
25979 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
25980 the list of discrepancies from the draft TR.
25982 2007-01-30 Dirk Mueller <dmueller@suse.de>
25985 * doc/invoke.texi (-Wreturn-type): Update description to
25986 match new behavior.
25988 2007-01-30 Richard Sandiford <richard@codesourcery.com>
25990 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
25992 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
25994 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
25995 to handle optabs that operate on floating point input argument and
25996 output to integer output.
25997 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
25998 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
25999 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
26000 expand_builtin_interclass_mathfn ().
26001 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
26002 (ilogbsi2): Remove.
26003 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
26004 ilogbl built-in functions as x87 intrinsics.
26006 2007-01-30 Richard Guenther <rguenther@suse.de>
26008 PR middle-end/27657
26009 * dwarf2out.c (reference_to_unused): Query varpool if the
26010 variable was output.
26012 2007-01-30 Richard Guenther <rguenther@suse.de>
26014 PR middle-end/30313
26015 * passes.c (execute_one_pass): Reset in_gimple_form to not
26016 confuse non-unit-at-a-time mode.
26018 2007-01-29 Roger Sayle <roger@eyesopen.com>
26019 Richard Guenther <rguenther@suse.de>
26021 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
26022 avoid undefined behaviour on overflow. Use force_fit_type_double
26023 to construct the constant with the specified TREE_OVERFLOW.
26025 2007-01-29 Janis Johnson <janis187@us.ibm.com>
26027 * config/dfp-bit.c: Add parameterized support for fp exceptions.
26028 * config/dfp-bit.h: Ditto.
26030 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26032 * c-decl.c (pop_scope): Replace warnings with call to
26033 warn_for_unused_label.
26034 * c-common.h (warn_for_unused_label): Declare.
26035 * c-common.c (warn_for_unused_label): Define.
26037 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26039 * tree-optimize.c (update_inlined_to_pointers): Delete unused
26042 2007-01-29 Janis Johnson <janis187@us.ibm.com>
26044 * Makefile.in (USER_H): Remove decfloat.h.
26045 * ginclude/decfloat.h: Delete, moving contents to ...
26046 * ginclude/float.h: Add support for decimal floating point,
26047 guarded by __STDC_WANT_DEC_FP__.
26049 2007-01-29 Mike Stump <mrs@apple.com>
26051 * doc/gccint.texi (Top): Rename Loop Representation to Loop
26052 Analysis and Representation to resolve case insensitive conflict.
26053 * doc/loop.texi (Loop Analysis and Representation): Likewise.
26055 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
26057 * tree.h (struct tree_memory_tag): Add aliases member.
26058 (MTAG_ALIASES): New macro.
26059 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
26060 (add_may_alias): Remove pointer-set. Update for may_aliases being
26062 (mark_aliases_call_clobbered): Update for may_aliases being a
26064 (compute_tag_properties): Ditto.
26065 (create_partition_for): Ditto.
26066 (compute_memory_partitions): Ditto.
26067 (dump_may_aliases_for): Ditto.
26068 (is_aliased_with): Ditto.
26069 (add_may_alias_for_new_tag): Ditto.
26070 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
26071 (compute_is_aliased): New function.
26072 (compute_may_aliases): Call compute_is_aliased).
26073 (init_alias_info): Initialize alias_bitmap_obstack.
26074 (union_alias_set_into): New function.
26075 (compute_flow_sensitive_aliasing): Use union_aliases_into.
26076 (have_common_aliases_p): Rewrite to take two bitmaps and use
26078 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
26079 Update for bitmaps.
26080 (finalize_ref_all_pointers): Update for add_may_alias changes.
26081 (new_type_alias): Ditto.
26082 * tree-flow-inline.h (may_aliases): Return a bitmap.
26083 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
26084 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
26085 may_aliases being a bitmap.
26086 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
26087 may_aliases now returns a bitmap.
26088 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
26090 * tree-ssa-operands.c (add_virtual_operand): Update for
26091 may_aliases being a bitmap.
26093 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
26095 PR tree-optimization/30630
26096 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
26097 variable as changed.
26099 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
26102 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
26103 expanded only once even if an error occurs.
26105 2007-01-29 Ben Elliston <bje@au.ibm.com>
26107 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
26108 (__gcov_average_profiler): Likewise.
26109 (__gcov_ior_profiler): Likewise.
26110 (__gcov_merge_ior): Likewise.
26112 2007-01-28 Jan Hubicka <jh@suse.cz>
26114 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
26115 * value-prof.c (stringop_block_profile): Likewise.
26117 2007-01-28 Jan Hubicka <jh@suse.cz>
26119 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
26120 Add variant handling histograms; add wrapper.
26121 (clear_storage_via_libcall): Export.
26122 (emit_block_move_hints): Break out from ...; add histograms.
26123 (emit_block_move): ... this one.
26124 (clear_storage_hints): Break out from ...; add histograms.
26125 (clear_storage): ... this one.
26126 (set_storage_via_memset): Handle histogram.
26127 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
26128 (clear_storage_hints, clear_storage_via_libcall): Declare.
26129 (set_storage_via_setmem): Update prototype.
26130 * doc/md.texi (movmem, setmem): Document new arguments.
26132 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
26133 Add new histograms.
26134 (stringop_block_profile): New global function.
26135 (tree_stringops_values_to_profile): Profile block size and alignment.
26136 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
26138 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
26139 (stringop_block_profile): Declare.
26140 * builtins.c: Include value-prof.h.
26141 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
26142 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
26143 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
26144 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
26145 * profile.c (instrument_values): Add new counters.
26146 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
26148 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
26149 (tree_init_edge_profiler): Build new profilers.
26150 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
26151 (pass_tree_profile): Add dump.
26152 (tree_profile_hooks): Update.
26153 * Makefile.in (LIBGCOV): Add new constants.
26154 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
26155 __gcov_ior_profiler): New.
26156 * i386.md (movmem/setmem expanders): Add new optional arguments.
26158 2007-01-28 David Edelsohn <edelsohn@gnu.org>
26160 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
26162 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
26164 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
26165 (tree_unswitch_single_loop): Pass eni_size_weights to
26166 tree_num_loop_insns.
26167 * tree-ssa-loop-manip.c: Include tree-inline.h.
26168 (can_unroll_loop_p): Pass eni_size_weights to
26169 tree_num_loop_insns.
26170 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
26171 Pass eni_size_weights to estimate_num_insns.
26172 * tree.h (init_inline_once): Export.
26173 * toplev.c (backend_init): Call init_inline_once.
26174 * cgraphunit.c (cgraph_process_new_functions,
26175 cgraph_analyze_function): Pass eni_inlining_weights to
26176 estimate_num_insns.
26177 * ipa-inline.c (compute_inline_parameters): Ditto.
26178 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
26179 to estimate_num_insns.
26180 (try_unroll_loop_completely): Pass eni_size_weights to
26181 tree_num_loop_insns.
26182 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
26183 ot estimate_num_insns.
26184 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
26185 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
26186 * tree-inline.c (eni_inlining_weights, eni_size_weights,
26187 eni_time_weights): New variables.
26188 (init_inline_once): Initialize them.
26189 (struct eni_data): Mew.
26190 (estimate_num_insns_1, estimate_num_insns): Use weights.
26191 * tree-inline.h (struct eni_weights_d): New.
26192 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
26193 (estimate_num_insns): Declaration changed.
26194 * cfgloop.h (tree_num_loop_insns): Declaration changed.
26195 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
26196 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
26198 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
26200 * tree-data-ref.c (conflict_fn): Assert that the number of affine
26201 relations in the conflict function is valid.
26203 2007-01-27 Ian Lance Taylor <iant@google.com>
26205 * common.opt: Add fstrict-overflow.
26206 * opts.c (decode_options): Set flag_strict_overflow if -O2.
26207 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
26208 (TYPE_OVERFLOW_UNDEFINED): Define.
26209 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
26211 * tree.h (TYPE_TRAP_SIGNED): Don't define.
26212 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
26213 (fold_negate_expr): Likewise.
26214 (make_range): Likewise.
26215 (extract_muldiv_1): Likewise.
26216 (maybe_canonicalize_comparison): Likewise.
26217 (fold_comparison): Likewise.
26218 (fold_binary): Likewise.
26219 (tree_expr_nonnegative_p): Likewise.
26220 (tree_expr_nonzero_p): Likewise.
26221 * tree-vrp.c (compare_values): Likewise.
26222 (extract_range_from_binary_expr): Likewise.
26223 (extract_range_from_unary_expr): Likewise.
26224 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
26226 (nowrap_type_p): Likewise.
26227 * tree-scalar-evolution.c (simple_iv): Likewise.
26228 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
26229 (build_range_check): Likewise.
26230 (extract_muldiv_1): Likewise.
26231 (fold_comparison): Likewise.
26232 * tree-vrp.c (vrp_int_const_binop): Likewise.
26233 (extract_range_from_unary_expr): Likewise.
26234 * convert.c (convert_to_integer): Likewise.
26235 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
26236 (fold_comparison): Likewise.
26237 (fold_binary): Likewise.
26238 * optabs.c (optab_for_tree_code): Likewise.
26239 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
26240 * simplify-rtx.c (simplify_const_relational_operation): Check
26241 flag_strict_overflow and flag_trapv.
26242 (simplify_const_relational_operation): Likewise.
26243 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
26244 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
26247 2007-01-27 Roger Sayle <roger@eyesopen.com>
26249 * tree.c (tree_fold_gcd): Delete.
26250 * tree.h (tree_fold_gcd): Remove prototype.
26251 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
26252 test whether one constant integer is a multiple of another. Instead
26253 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
26254 * fold-const.c (multiple_of_p): We've determined both TOP and
26255 BOTTOM are integer constants so we can call int_const_binop directly
26256 instead of the more generic const_binop.
26258 2007-01-27 Roger Sayle <roger@eyesopen.com>
26260 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
26261 1*X check that the constant hasn't overflowed, to preserve the
26263 (round_up): Provide an efficient implementation when rouding-up an
26264 INTEGER_CST to a power-of-two.
26266 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26268 * doc/sourcebuild.texi: Add comma for clarity.
26269 * doc/extend.texi: Fix some typos.
26270 * doc/passes.texi: Likewise.
26271 * doc/cppinternals.texi: Likewise.
26272 * doc/c-tree.texi: Likewise.
26273 * doc/tree-ssa.texi: Likewise.
26274 * doc/install.texi: Likewise.
26276 2007-01-27 Jan Hubicka <jh@suse.cz>
26278 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
26279 (pass_sra): Do not require alias information.
26280 * passes.c (init_optimization_passes): Add SRA
26282 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
26284 * tracer.c (rest_of_handle_tracer): We already cleaned
26285 up the CFG in tracer() so don't do it here again.
26286 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
26287 cleanup_cfg here, either. And don't call renumber_insns.
26289 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
26290 and BB_HEAD are in the insn stream here. Instead make sure
26291 that BB_INSN is valid on all insns. Also, do check here that
26292 there are no pending branch predictions...
26293 (rtl_verify_flow_info): ...instead of doing it here. Checks
26294 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
26297 2007-01-26 Roger Sayle <roger@eyesopen.com>
26299 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
26300 function to simplify/factorize operand order canonicalization.
26301 (ix86_fixup_binary_operands): Reorganize using the above function.
26302 (ix86_binary_operator_ok): Likewise.
26304 2007-01-27 Jakub Jelinek <jakub@redhat.com>
26306 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
26307 file scope from optimize_attrs.
26308 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
26310 (optimize_attrs): Clear insn_code_values after freeing it.
26312 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
26314 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
26315 a parts.base assignment.
26317 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
26319 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
26320 (compute_subscript_distance, initialize_data_dependence_relation,
26321 finalize_ddr_dependent, analyze_ziv_subscript,
26322 analyze_siv_subscript_cst_affine,
26323 compute_overlap_steps_for_affine_univar,
26324 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
26325 analyze_siv_subscript, analyze_miv_subscript,
26326 analyze_overlapping_iterations, subscript_dependence_tester_1,
26327 compute_self_dependence, free_dependence_relation): Work
26328 with affine_fn instead of chrecs.
26329 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
26330 common_affine_function, affine_function_base,
26331 affine_function_constant_p, affine_fn_op, affine_fn_plus,
26332 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
26333 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
26334 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
26335 (all_chrecs_equal_p): Removed.
26336 * tree-data-ref.h (affine_fn, conflict_function): New types.
26337 (struct subscript): Change type of conflicting_iterations_in_a
26338 and conflicting_iterations_in_b.
26340 2007-01-26 Steve Ellcey <sje@cup.hp.com>
26343 * config/pa/pa.h (TARGET_HPUX_11): New.
26344 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
26345 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
26347 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
26348 Richard Guenther <rguenther@suse.de>
26350 * tree-ssa-structalias.c (solve_graph): Handle case
26351 we merged the variable to another.
26353 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26355 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
26358 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
26359 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
26361 2007-01-25 DJ Delorie <dj@redhat.com>
26363 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
26364 allow changes to modes which don't fit in those registers.
26366 * reload1.c (choose_reload_regs): Check for invalid subregs before
26367 computing their locations, not after.
26369 2007-01-25 Geoffrey Keating <geoffk@apple.com>
26372 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
26373 save Altivec registers in an eh_return function.
26374 (compute_vrsave_mask): Likewise.
26375 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
26376 for saving Altivec registers.
26377 (rs6000_emit_prologue): Don't allocate stack twice in
26378 eh_return function. Correct expected value of altivec_save_offset
26379 when using save_world. Describe save of R0 to stack when using
26380 save_world. Describe stack pointer adjustment when using
26381 save_world. Remove duplicated eh_return parameter register saving.
26382 Update sp_offset variable after save_world.
26383 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
26385 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
26386 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
26389 2007-01-25 Steve Ellcey <sje@cup.hp.com>
26391 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
26393 2007-01-25 Steve Ellcey <sje@cup.hp.com>
26396 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
26397 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
26399 2007-01-25 Richard Guenther <rguenther@suse.de>
26401 * doc/invoke.texi (-Wcoverage-mismatch): Document.
26402 * common.opt (-Wcoverage-mismatch): New warning option.
26403 * coverage.c (get_coverage_counts): Ignore coverage mismatch
26404 if -Wcoverage-mismatch is given.
26406 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
26408 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
26409 (ipcp_driver): Change to static definition.
26410 Add dumping of the ifunctions.
26411 (constant_val_insert): Remove unused parameter. Support for SSA.
26412 (ipcp_propagate_const): Support for SSA.
26413 (ipcp_profile_bb_print): Print only analyzed nodes.
26414 (ipcp_replace_map_create): Remove support for Fortran constant
26416 * ipa-prop.c (ipa_method_modify_stmt,
26417 ipa_callsite_compute_param): Support for SSA.
26418 * ipa-prop.h (ipcp_driver): Remove declaration.
26419 (IS_VALID_TREE_MAP_INDEX): Add define.
26421 2007-01-24 Geoffrey Keating <geoffk@apple.com>
26423 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
26425 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26427 PR middle-end/30447
26428 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
26429 constant argument to cabs and do it without checking for
26430 -funsafe-math-optimizations.
26432 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
26434 * c-common.h (RID_FIRST_CXX0X): New.
26435 (RID_LAST_CXX0X): New.
26436 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
26438 * c.opt (Wc++0x-compat): New.
26439 * doc/invoke.texi (-Wc++0x-compat): Document.
26441 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26443 * builtins.c (fold_builtin_carg): New.
26444 (fold_builtin_1): Use it.
26446 2007-01-24 Jan Hubicka <jh@suse.cz>
26448 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
26450 * ipa-inline.c (initial_insns, max_insns): Delete.
26451 (compute_max_insns): New function.
26452 (cgraph_decide_inlining_of_small_function): Use it; take minimal
26453 amount of insns as base for code growth.
26454 (cgraph_decide_inlining): Make initial_insns local; do not compute
26456 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
26457 * doc/invoke.texi (inline-unit-growth): Update docs.
26459 2007-01-24 Jakub Jelinek <jakub@redhat.com>
26461 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
26462 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
26463 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
26464 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
26465 for CPUs that have PTA_CX16 set.
26467 PR middle-end/27416
26468 * gimplify.c (omp_check_private): New function.
26469 (gimplify_scan_omp_clauses): Use it for
26470 firstprivate/lastprivate/reduction.
26472 PR middle-end/30494
26473 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
26474 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
26476 PR middle-end/30421
26477 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
26478 If lower_lastprivate_clauses emits some statements, append them
26479 to dlist rather than body_p and to body_p append an initializer.
26480 (lower_omp_for): Adjust caller.
26482 2007-01-24 Steve Ellcey <sje@cup.hp.com>
26484 * target.h (globalize_decl_name): New.
26485 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
26486 * output.h (default_globalize_decl_name): New.
26487 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
26489 (globalize_decl): Ditto.
26490 (default_globalize_decl_name): New.
26491 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
26492 (ia64_handle_version_id_attribute): New.
26493 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
26494 (ia64_asm_output_external): Use globalize_decl_name instead
26495 of globalize_label.
26496 * doc/extend.texi (version_id): New pragma.
26497 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
26499 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26501 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
26502 _uleb128_t and _Unwind_SWord with _sleb128_t.
26503 * unwind-dw2.c (extract_cie_info, execute_stack_op,
26504 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
26506 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
26507 * unwind-pe.h (read_uleb128, read_sleb128,
26508 read_encoded_value_with_base): Likewise.
26509 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
26511 2007-01-24 Richard Guenther <rguenther@suse.de>
26513 * builtins.c (expand_builtin_cexpi): Get the fndecl
26514 for cexp in the correct way.
26516 2007-01-24 Jan Hubicka <jh@suse.cz>
26518 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
26521 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26523 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
26524 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
26525 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
26526 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
26527 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
26528 __SIZEOF_PTRDIFF_T__.
26529 * doc/cpp.texi: Documentation for the new builtin macros added.
26531 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
26533 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
26534 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
26535 instead of operands[2] to avoid access past the end of array.
26537 2007-01-24 Richard Sandiford <richard@codesourcery.com>
26539 * reload1.c (emit_reload_insns): Pass the reload register
26540 for a non-spill output reload through forget_old_reloads_1.
26542 2007-01-23 Joseph Myers <joseph@codesourcery.com>
26544 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26545 _SOFT_DOUBLE if doubles use software floating-point.
26546 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
26547 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
26548 * config/rs6000/darwin-ldouble.c: Also compile functions for
26549 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
26550 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
26551 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
26552 commented-out long double override.
26553 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
26554 * config/rs6000/eabispe.h: Likewise.
26555 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
26556 long double for non-SPE.
26557 (rs6000_handle_option): Likewise.
26558 (invalid_e500_subreg): Disallow more subregs involding DImode,
26559 DFmode, TImode or TFmode.
26560 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
26562 (legitimate_lo_sum_address_p): Also check for TFmode for E500
26564 (rs6000_legitimize_address): Also handle TFmode for E500 double.
26565 (rs6000_legitimize_reload_address): Also handle TFmode for E500
26567 (rs6000_legitimate_address): Also check for TFmode for E500
26569 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
26570 (spe_build_register_parallel): Handle TFmode and TCmode.
26571 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
26573 (function_arg): Handle TFmode and TCmode for E500 double.
26574 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
26576 (print_operand): Handle TFmode and TImode for %y.
26577 (rs6000_generate_compare): Handle TFmode comparisons for E500
26579 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
26580 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
26581 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
26582 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
26583 TFmode for E500 double.
26584 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
26585 (floatsidf2): Enable for E500 double.
26586 (movtf_softfloat): Use rs6000_nonimmediate_operand.
26587 (extenddftf2): Change to extenddftf2_fprs.
26588 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
26589 depending on TARGET_E500_DOUBLE.
26590 (extendsftf2): Enable for E500 double.
26591 (trunctfdf2): Enable for E500 double.
26592 (trunctfsf2): Change to trunctfsf2_fprs.
26593 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
26594 depending on TARGET_E500_DOUBLE.
26595 (floatsitf2): Enable for E500 double.
26596 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
26597 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
26598 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
26599 (negtf2): Change to negtf2_internal.
26600 (negtf2): New expander.
26601 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
26602 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
26603 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
26604 (movdi_internal32): Use rs6000_nonimmediate_operand.
26605 (unnamed splitter): Likewise.
26606 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
26607 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
26608 (SPE64TF, DITI): New mode macros.
26609 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
26612 (frob_<mode>_di_2): New.
26613 (frob_tf_di_8_2): New.
26614 (frob_di_df): Change to frob_di_<mode>; allow more modes.
26616 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
26618 (frob_ti_<mode>_8_2): New.
26619 (frob_ti_tf_2): New.
26620 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
26621 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
26623 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
26624 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
26625 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
26626 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
26627 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
26628 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
26631 2007-01-23 Ian Lance Taylor <iant@google.com>
26633 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
26635 (OBJS-archive): Reformat, alphabetize.
26636 (OBJS): Change out_object_file to OBJS-md.
26638 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
26640 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
26641 JUMP_P and CALL_P predicates where applicable.
26642 * config/i386/i386.c: Ditto.
26643 * config/i386/i386.md: Ditto.
26644 * config/i386/mmx.md: Ditto.
26645 * config/i386/predicates.md: Ditto.
26647 2007-01-22 Andreas Schwab <schwab@suse.de>
26649 * config/m68k/m68k.h: Fix comment.
26651 2007-01-22 Jan Hubicka <jh@suse.cz>
26653 * passes.c (init_optimization_passes): Do not rerun
26654 pass_early_warn_uninitialized.
26656 2007-01-22 Richard Guenther <rguenther@suse.de>
26658 PR tree-optimization/30038
26659 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
26661 (execute_cse_sincos_1): Likewise.
26662 (execute_cse_sincos): Likewise.
26663 (gate_cse_sincos): Likewise.
26664 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
26665 the cexpi() canonicalization of sincos().
26666 * tree-pass.h (pass_cse_sincos): Declare.
26667 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
26669 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
26671 PR rtl-optimization/29329
26672 * combine.c (replaced_rhs_insn): Rename to i2mod.
26673 (replaced_rhs_value): Rename to i2mod_new_rhs.
26674 (i2mod_old_rhs): New global variable.
26675 (combine_instructions): Adjust for above change. Save a copy of
26676 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
26677 note are substituted in the second instruction.
26678 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
26679 ditch the note if it pertains to the second eliminated register
26680 and this register is mentioned in i2mod_old_rhs.
26683 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
26685 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
26686 the insn to which the note was originally attached.
26688 2007-01-21 Jan Hubicka <jh@suse.cz>
26690 * ipa-inline.c (inlining_mode): Comment, move up.
26691 (cgraph_decide_inlining_incrementally): Do not perform inlining
26692 itself; fix handling of flattening of self recursive functions.
26693 (cgraph_find_cycles): Remove.
26694 (cgraph_flatten_node): Remove.
26695 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
26696 (try_inline): New function.
26697 (cgraph_early_inlining): Update call of
26698 cgraph_decide_inlining_incrementally. Apply inlining here.
26699 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
26701 2007-01-21 Dirk Mueller <dmueller@suse.de>
26704 * tree-vrp.c (check_array_bounds): do not warn
26705 about ADDR_EXPR's of ARRAY_REF's which are immediately
26706 used in binary expressions.
26708 2007-01-21 Ira Rosen <irar@il.ibm.com>
26710 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
26711 read_write_dep and macros for its access.
26712 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
26713 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
26714 argument, call vect_check_interleaving for every independent pair of
26715 data-refs. Mark loads that access the same memory location as a store
26717 (vect_check_dependences): Remove.
26718 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
26719 call, fix the call to vect_analyze_data_ref_dependence.
26720 (vect_analyze_data_ref_access): For statements that access the same
26721 data-ref, check that they are not stores; for loads, check that there
26722 is no store that access the same location.
26724 2007-01-20 Roger Sayle <roger@eyesopen.com>
26725 Joseph Myers <joseph@codesourcery.com>
26727 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
26728 (-fdump-rtl-stack): Likewise.
26729 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
26730 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
26731 (-mpt-fixed): Use @minus{} for minus sign.
26732 (Using Precompiled Headers): Fix under/overfull hbox.
26734 2007-01-20 Jan Hubicka <jh@suse.cz>
26736 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
26737 place within annotation.
26739 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26741 * pa.c (output_move_double): Change array size of xoperands to 4.
26743 2007-01-20 Jan Hubicka <jh@suse.cz>
26745 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
26748 2007-01-19 Ian Lance Taylor <iant@google.com>
26750 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
26751 constant to unsigned HOST_WIDE_INT before negating.
26753 2007-01-19 Ian Lance Taylor <iant@google.com>
26755 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
26757 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
26758 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26759 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
26760 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
26761 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26762 (realloc_vdef, realloc_vuse): Change second parameter to
26764 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
26765 fields to unsigned.
26766 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
26767 unsigned. Change x and lim locals to unsigned.
26768 (realloc_vdef, realloc_vuse): Change num_elem parameter to
26770 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
26771 (copy_virtual_operands): Change i and n locals to unsigned.
26773 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26775 PR middle-end/29335
26776 * builtins.c (fold_builtin_1): Handle builtin fdim.
26778 2007-01-20 Jan Hubicka <jh@suse.cz>
26780 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
26781 * tree-ssa-structalias.c (compute_points_to_sets): Do call
26782 init_alias_heapvars.
26783 (init_alias_heapvars): Initialize only when not already initialized.
26784 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
26786 2007-01-19 Roger Sayle <roger@eyesopen.com>
26788 * common.opt (fsigned-zeros): New command line option.
26789 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
26790 of flag_unsafe_math_optimizations.
26791 * opts.c (set_fast_math_flags): The -ffast-math command line option
26792 implies -fno-signed-zeros.
26793 (fast_math_flags_set_p): Likewise.
26795 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
26796 the documentation of -ffast-math appropriately. Wrap long lines.
26798 2007-01-19 Steve Ellcey <sje@cup.hp.com>
26800 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
26801 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
26803 2007-01-19 Tomas Bily <tbily@suse.cz>
26805 * cgraphunit.c (cgraph_finalize_function): Updating of pid
26807 (tree_init_ic_make_global_vars): New function
26808 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
26809 (tree_gen_ic_profiler): New function
26810 (tree_gen_ic_func_profiler): New function
26811 (tree_profiling): Added calling of tree_gen_ic_func_profiler
26812 (tree_profile_hooks): Added hook for indirec/virtual calls
26813 * value-prof.c (tree_find_values_to_profile): New case for
26815 (tree_values_to_profile): Call for determining indirect/virtual
26817 (tree_indirect_call_to_profile): New function
26818 (tree_ic_transform): New function
26819 (tree_ic): New function
26820 (find_func_by_pid): New function
26821 (init_pid_map): New function
26822 (tree_value_profile_transformations): Added check for
26823 indirect/virtual call transformation
26824 * value-prof.h (enum hist_type): New counter type for
26825 indirect/virtual calls
26826 (profile_hooks): Added new hook for profiling indirect/virtual
26828 * profile.c (instrument_values): New case for indirect/virtual
26830 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
26831 (GCOV_COUNTER_V_INDIR): New counter type
26832 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
26833 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
26835 * cgraph.c: Definition of cgraph_max_pid
26836 (cgraph_create_node): Default init of pid attribute
26837 * cgraph.h: Declaration of cgraph_max_pid
26838 (struct cgraph_node): Added pid attribute
26839 * libgcov.c (__gcov_indirect_call_profiler): New function
26840 (__gcov_one_value_profiler_body): New function
26841 (__gcov_one_value_profiler): Body was moved to
26842 __gcov_one_value_profiler_body and calls it
26844 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
26846 * doc/gty.texi (Options): Document the mark_hook option to GTY.
26847 * gengtype.c (write_types_data, write_func_for_structure,
26848 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
26849 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
26850 (walk_type, write_func_for_structure): Generate the mark_hook if
26853 2007-01-19 Jan Hubicka <jh@suse.cz>
26855 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
26856 'early' argument take inlining mode argument specifying whether to
26857 inline for size/speeed or all functions; add support for flattening;
26859 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
26861 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26864 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
26865 the name of the declared identifier.
26867 2007-01-19 Dirk Mueller <dmueller@suse.de>
26869 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
26870 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
26871 duplicate evaluation.
26873 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
26875 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
26876 Macroize expander using X87MODEF12 mode macro. Extend operand 1
26877 to XFMode, use acosxf2 and truncate result to requested mode.
26878 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
26879 (asin<mode>2): Similarly, with asin expanders.
26880 (*fscalexf4_i387): Rename from *fscalexf4.
26881 (expNcorexf3): New expander.
26882 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
26883 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
26884 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
26885 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
26886 patterns for SSE math.
26887 (exp10<mode>2): Similarly, with exp10 expanders.
26888 (exp2<mode>2): Similarly, with exp2 expanders.
26889 (expm1<mode>2): Similarly, with expm1 expanders.
26890 (ldexp<mode>3): Similarly, with ldexp expanders.
26891 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
26892 Use gen_truncxf<mode>2_i387_noop to truncate result.
26894 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26896 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
26897 for ColdFire targets.
26899 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
26900 Richard Sandiford <richard@codesourcery.com>
26902 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
26903 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
26904 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
26905 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
26906 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
26907 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
26909 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26911 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
26912 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
26913 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
26914 (*adddi_dilshr32_cf): New pattern.
26915 (adddi3, subdi3): Remove first alternatives.
26917 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26919 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
26920 implemented using move.l, do not use its cc result for floating-point
26923 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26925 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
26926 from accepting 's' constraints if flag_pic.
26928 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26930 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
26931 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
26932 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
26933 condition from TARGET_68881 to TARGET_HARD_FLOAT.
26935 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
26937 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
26938 ColdFire alternatives.
26939 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
26940 * config/m68k/m68k.md (clzsi2): Define for ColdFire
26941 architectures that support ff1 instruction.
26943 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26944 Julian Brown <julian@codesourcery.com>
26946 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
26947 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
26948 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
26951 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26953 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
26955 (output_move_const_into_data_reg, output_move_simode_const): Delete.
26956 * config/m68k/m68k.c (const_method, const_int_cost): Take a
26957 HOST_WIDE_INT instead of an rtx.
26958 (m68k_rtx_costs): Update call accordingly.
26959 (output_move_const_into_data_reg): Likewise. Fix formatting.
26960 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
26962 (output_move_simode_const): Update calls after above changes.
26963 Rework to use automatic variables and predicates like MEM_P.
26964 * config/m68k/m68k.md (pushexthisi_const): Update call to
26967 2007-01-19 Dirk Mueller <dmueller@suse.de>
26969 * tree-ssa-alias.c (perform_var_substitution): Fix typo
26970 in dump_flags test.
26972 2007-01-19 Richard Guenther <rguenther@suse.de>
26974 * builtins.c (expand_builtin_cexpi): Fall back to expanding
26975 via cexp in case sincos is not available.
26977 2007-01-19 Richard Guenther <rguenther@suse.de>
26979 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
26980 * defaults.h (TARGET_HAS_SINCOS): Default to off.
26981 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
26982 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
26983 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
26984 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
26985 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
26986 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
26988 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
26990 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
26992 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
26993 (atan2xf3): Directly generate RTL pattern.
26994 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
26995 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
26996 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26997 disable patterns for SSE math.
26998 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
26999 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
27000 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
27001 disable patterns for SSE math.
27003 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
27005 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
27007 2007-01-18 Roger Sayle <roger@eyesopen.com>
27009 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
27010 VIEW_CONVERT_EXPR to the same type as it's operand.
27012 2007-01-18 David Edelsohn <edelsohn@gnu.org>
27014 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
27015 configured for long double 128.
27017 2007-01-18 Mike Stump <mrs@apple.com>
27019 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
27022 2007-01-18 Michael Meissner <michael.meissner@amd.com>
27024 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
27027 2007-01-18 Jan Hubicka <jh@suse.cz>
27029 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
27030 greater than NUM_VOP_FREE_BUCKETS.
27032 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
27034 * tree-ssa-structalias.c: Update comments.
27035 (ptabitmap_obstack): Removed.
27036 (pta_obstack): New.
27037 (oldpta_obstack): Ditto.
27038 (stats): Add a few members.
27039 (struct variable_info): Remove node, complex, address_taken, and
27040 indirect_target members. Add oldsolution member.
27041 (new_var_info): Do not initialize removed members.
27042 (constraint_expr_type): Remove INCLUDES.
27043 (constraint_graph): Add size, implicit_preds, rep,
27044 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
27045 (FIRST_REF_NODE): New macro.
27046 (LAST_REF_NODE): Ditto.
27047 (FIRST_ADDR_NODE): Ditto.
27048 (find): New function.
27050 (dump_constraint): Do not handle INCLUDES.
27051 (insert_into_complex): Do not insert duplicate constraints.
27052 (condense_varmap_nodes): Renamed and rewritten into ...
27053 (merge_node_constraints): This. Also fix bug in handling of
27054 offseted copy constraints.
27055 (clear_edges_for_node): No longer need to deal with preds at all,
27056 or removing associated preds/succs.
27057 (merge_graph_nodes): Deal with indirect_cycles.
27058 Don't deal with predecessors.
27059 (add_implicit_graph_edge): New function.
27060 (add_pred_graph_edge): Ditto.
27061 (add_graph_edge): Don't deal with predecessors.
27062 (build_constraint_graph): Removed.
27063 (build_pred_graph): New function.
27064 (build_succ_graph): Ditto.
27065 (struct scc_info): Removed in_component. Added roots, dfs, and
27066 node_mapping. Remove visited_index, unification_queue.
27067 (scc_visit): Deal with union-find we do now.
27068 Deal with cycles with REF nodes.
27069 (collapse_nodes): Renamed and rewritten to ...
27070 (unify_nodes): This.
27071 (process_unification_queue): Removed.
27072 (topo_visit): Cleanup
27073 (do_da_constraint): Use find.
27074 (do_sd_constraint): Ditto.
27075 (do_ds_constraint): Ditto.
27076 (do_complex_constraint): Ditto.
27077 (init_scc_info): Update for removed and added members.
27078 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
27079 (find_indirect_cycles): This.
27080 (equivalence_class): New variable.
27081 (label_visit): New function.
27082 (perform_variable_substitution): Rewritten.
27083 (free_var_substitution_info): New function.
27084 (find_equivalent_node): Ditto.
27085 (move_complex_constraints): Ditto.
27086 (eliminate_indirect_cycles): Ditto.
27087 (solve_graph): Only propagate changed bits.
27088 Use indirect cycle elimination.
27090 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
27091 (tree_id_eq): Renamed to ...
27092 (tree_vi_eq): This. Update for member change
27093 (insert_id_for_tree): Renamed and rewritten to ...
27094 (insert_vi_for_tree): This.
27095 (lookup_id_for_tree): Renamed and rewritten to ...
27096 (lookup_vi_for_tree): This.
27097 (get_id_for_tree): Renamed and rewritten to ...
27098 (get_vi_for_tree): Ditto.
27099 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
27100 (process_constraint): Don't handle INCLUDES.
27101 Remove special ADDRESSOF case.
27102 (find_func_aliases): Rewrite to use vi functions instead of id
27104 (create_function_info_for): Ditto.
27105 (create_variable_info_for): Ditto.
27106 (intra_create_variable_infos): Ditto.
27107 (merge_smts_into): Ditto.
27108 (find_what_p_points_to): Ditto.
27109 (init_base_vars): Ditto.
27110 (init_alias_vars): Ditto.
27111 (remove_preds_and_fake_succs): New function.
27112 (dump_sa_points_to_info): Dump new stats.
27113 (dump_solution_for_var): Use find.
27114 (set_used_smts): Fix formatting.
27115 (compute_points_to_sets): Updated for new functions.
27116 (ipa_pta_execute): Ditto.
27118 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27119 Richard Sandiford <richard@codesourcery.com>
27121 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
27123 * calls.c (expand_call): If the return value is a PARALLEL,
27124 extract its first member.
27125 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
27126 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
27127 use FUNCTION_EXTRA_EPILOGUE.
27128 (m68k_function_value): Return a PARALLEL if the return value
27129 is of a pointer type.
27130 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
27131 (FUNCTION_EXTRA_EPILOGUE): Remove.
27132 * config/m68k/m68k.md (D0_REG): New constant.
27134 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27136 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
27137 output a NOP for empty epilogues.
27139 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27141 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
27142 before function. Extend register save check to include all
27143 registers, not just integer ones.
27145 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27147 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
27148 (m68k_use_return_insn): ...this.
27149 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
27150 * config/m68k/m68k.c (use_return_insn): Rename to...
27151 (m68k_use_return_insn): ...this.
27152 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
27153 of USE_RETURN_INSN.
27155 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27157 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
27158 nearest even, fix denormal rounding overflow.
27160 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27162 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
27163 f%$smove and f%$move.
27164 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
27165 (extendsfdf2_cf): Use fdmove instead of f%&move.
27166 (truncdfsf2_cf): Use fsmove instead of f%$smove.
27167 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
27169 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27171 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
27174 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27176 * real.h (real_format): Add a canonical_nan_lsbs_set field.
27177 (coldfire_single_format): Declare.
27178 (coldfire_double_format): Likewise.
27179 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
27180 of qnan_msb_set to determine the lower bits of a canonical
27182 (encode_ieee_double): Likewise.
27183 (encode_ieee_quad): Likewise.
27184 (ieee_single_format): Initialize canonical_nan_lsbs_set.
27185 (mips_single_format): Likewise.
27186 (ieee_double_format): Likewise.
27187 (mips_double_format): Likewise.
27188 (ieee_extended_motorola_format): Likewise.
27189 (ieee_extended_intel_96_format): Likewise.
27190 (ieee_extended_intel_128_format): Likewise.
27191 (ieee_extended_intel_96_round_53_format): Likewise.
27192 (ibm_extended_format): Likewise.
27193 (mips_extended_format): Likewise.
27194 (ieee_quad_format): Likewise.
27195 (mips_quad_format): Likewise.
27196 (vax_f_format): Likewise.
27197 (vax_d_format): Likewise.
27198 (vax_g_format): Likewise.
27199 (i370_single_format): Likewise.
27200 (i370_double_format): Likewise.
27201 (decimal_single_format): Likewise.
27202 (decimal_double_format): Likewise.
27203 (decimal_quad_format): Likewise.
27204 (c4x_single_format): Likewise.
27205 (c4x_extended_format): Likewise.
27206 (real_internal_format): Likewise.
27207 (coldfire_single_format): New real_format.
27208 (coldfire_double_format): Likewise.
27209 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
27210 canonical_nan_lsbs_set.
27211 (pdp11_d_format): Likewise.
27212 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
27213 if TARGET_COLDFIRE_CPU.
27215 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27217 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
27218 (output_call, m68k_legitimize_call_address): Declare.
27219 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
27220 parenthesees. Add support for a 'W' constraint.
27221 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
27222 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
27223 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
27224 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
27226 (override_options): Initialize them. Do not set flag_no_function_cse
27227 for TARGET_ID_SHARED_LIBRARY.
27228 (m68k_output_pic_call): Delete.
27229 (m68k_legitimize_call_address): New function.
27230 (print_operand): Remove the %o prefix. Handle the %p prefix.
27231 (output_call): New function.
27232 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
27233 target address from the GOT if symbolic jumps are not allowed.
27234 * config/m68k/m68k.md (call, general_operand): Do not set
27235 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
27236 Merge separate flag_pic and !flag_pic define_insns into...
27237 (*call, *call_value): ...these new patterns. Match the address
27238 rather than the containing MEM and require it to be a call_operand.
27239 Use output_call to generate the asm template.
27240 * config/m68k/predicates.md (const_call_operand): New predicate.
27241 (call_operand): Likewise.
27243 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27245 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
27246 (STACK_GROWS_DOWNWARD): Define to 1.
27247 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
27248 comments, emphasizing that these values are only defaults.
27249 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
27250 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
27252 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27254 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
27256 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27257 Richard Sandiford <richard@codesourcery.com>
27259 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
27260 (FP_REGNO_P): New macros.
27261 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
27262 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
27263 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
27264 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
27266 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27268 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27269 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
27271 * config/m68k/t-floatlib: New file, extracting common code from...
27272 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
27273 * config/m68k/t-uclinux: Here.
27274 * config/m68k/fpgnulib.c: Do not compile extendeed precision
27275 routines on ColdFire targets.
27277 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27279 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27280 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
27281 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
27282 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
27283 explicitly set MOTOROLA to 1.
27284 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
27286 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27287 Nathan Sidwell <nathan@codesourcery.com>
27289 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
27290 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
27291 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
27292 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
27293 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
27294 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
27295 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
27296 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
27297 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
27298 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
27299 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
27300 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
27301 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
27302 (DBX_REGISTER_NUMBER): Delete.
27303 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
27304 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
27305 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
27307 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27309 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
27310 * config/flat.h: New file.
27311 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
27312 OBJECT_FORMAT_FLAT.
27313 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
27314 indirect references for -msep-data or -mid-shared-library.
27315 Do not use PC-relative code addresses either.
27316 * config/m68k/m68k.c (override_options): Restrict -fPIC error
27318 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
27319 for shared libraries and crt1.o for executables. Use crti.o and
27321 (ENDFILE_SPEC): Use crtend.o and crtn.o.
27322 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
27323 Do not add -elf2flt or -shared-lib-id options here.
27324 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
27325 Pass -shared-lib-id if -mid-shared-library, taking the library
27326 identifier from -mshared-library-id if given, otherwise
27328 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
27329 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
27330 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
27331 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
27332 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
27333 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
27335 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
27336 jump sequence for ISA A and ISA A+.
27337 (PICJUMP): Likewise.
27339 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27341 * config.gcc (m68k-*-uclinux*): Base the port on the common
27342 and m68k GNU/Linux files rather than on the generic ELF ones.
27343 * config/m68k/uclinux.h (TARGET_VERSION): Override.
27344 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
27346 2007-01-18 Julian Brown <julian@codesourcery.com>
27347 Richard Sandiford <richard@codesourcery.com>
27349 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
27350 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
27351 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
27353 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
27354 80 unconditionally.
27355 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
27357 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27359 * doc/install.texi: Document m68k-uclinuxoldabi.
27360 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
27361 * config/m68k/uclinux-oldabi.h: New file, copied from
27362 config/m68k/uclinux.h.
27364 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
27366 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
27367 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
27368 (m32r_compute_frame_size): Use unsigned for regno.
27369 (m32r_reload_lr): Use gen_frame_mem.
27371 (m32r_output_function_epilogue): Don't output the function epilogue
27373 (m32r_expand_epilogue): New.
27374 (direct_return): Return false if the function has the interrupt
27376 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
27377 * config/m32r/m32r.md (epilogue): New expander.
27378 (return_lr, return_rte): New insns.
27379 (return): Make it expander.
27380 (return_normal): New expander.
27382 2007-01-18 Josh Conner <jconner@apple.com>
27385 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
27386 support for UNLE, UNLT, UNGE, and UNGT.
27388 2007-01-18 Jan Hubicka <jh@suse.cz>
27390 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
27391 * tree-tailcall (add_virtual_phis): Likewise.
27392 (optimize_tail_call): Return TODOs.
27393 (execute_tail_calls): Return TODOs.
27394 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
27395 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
27397 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
27398 Cleanup cfg using TODO.
27399 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
27400 * passes.c (execute_function_todo): When cleanup did something, remove
27402 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
27403 (make_edges): Don't cleanup_cfg.
27405 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
27407 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
27408 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
27409 operate on the top of stack.
27410 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
27411 register handling of instructions that output to the second
27413 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
27414 (move_for_stack_reg): Special-case check for dead destination
27415 stack slot for constant load of 1.0 inside UNSPEC_TAN.
27417 * config/i386/i386.md (UNSPEC_TAN): New constant.
27418 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
27419 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
27420 to correctly model move of constant 1.0 to top stack slot.
27421 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
27422 (unnamed peephole2 pattern): Remove corresponding peephole2
27423 pattern that optimizes tan insn and loading of constant 1.0.
27424 (tanxf2): Use fptanxf4_i387.
27425 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
27426 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
27427 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
27428 disable patterns for SSE math.
27429 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
27430 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
27432 2007-01-18 Dirk Mueller <dmueller@suse.de>
27433 Richard Guenther <rguenther@suse.de>
27436 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
27437 * common.opt (Warray-bounds): Add new warning option.
27438 * c-opts.c (c_common_handle_option): Define -Warray-bounds
27440 * Makefile.in: make tree-vrp.o depend on toplev.h
27441 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
27443 (check_array_refs, check_array_bounds, check_array_ref): New.
27445 2007-01-18 Jan Hubicka <jh@suse.cz>
27447 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
27448 (execute_ssa_ccp): Return flags conditionally.
27449 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
27451 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
27453 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
27455 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
27456 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
27458 * Makefile.c (GTFILES): Add cfglayout.h.
27459 * gengtype.c (open_base_files): Likewise.
27460 * cfglayout.c (cfg_layout_function_footer,
27461 cfg_layout_function_header) Reindent to make gengtype happy.
27462 * cfglayout.h (cfg_layout_function_footer,
27463 cfg_layout_function_header): Add GTY(()) marker.
27465 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
27467 2007-01-18 Ben Elliston <bje@au.ibm.com>
27469 * genautomata.c (write_automata): Include xstrerror output in the
27470 error message if writing the DFA description file fails.
27472 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
27474 * config/mips/mips-protos.h (mips_output_external): Make it
27476 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
27477 * config/mips/mips.c (irix_output_external_libcall): Likewise.
27478 (extern_list): Likewise.
27479 (extern_head): Likewise.
27480 (TARGET_ASM_FILE_END): Likewise.
27481 (mips_file_end): Likewise.
27482 (mips_output_external): Rewritten.
27484 2007-01-18 Ben Elliston <bje@au.ibm.com>
27486 * genpreds.c (write_insn_preds_c): Only write out the function
27487 body for regclass_for_constraint if we have register constraints.
27489 2007-01-17 Tom Tromey <tromey@redhat.com>
27491 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
27492 * doc/install.texi (Testing): Use sourceware.org.
27493 (Binaries): Likewise.
27494 (Specific): Likewise.
27495 * doc/contrib.texi (Contributors): Use sourceware.org.
27497 2007-01-17 Anatoly Sokolov <aesok@post.ru>
27499 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
27500 (AVR_ENHANCED): Rename to ...
27501 (AVR_HAVE_MUL): ... new.
27502 (avr_enhanced_p): Rename to ...
27503 (avr_have_mul_p): ... new.
27504 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
27505 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
27506 * config/avr/avr.c (avr_enhanced_p): Rename to ...
27507 (avr_have_mul_p): ... new.
27508 (base_arch_s): Rename 'enhanced' to 'have_mul'.
27509 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
27510 'avr_enhanced_p' and 'enhanced'.
27511 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
27512 AVR_HAVE_MUL instead of AVR_ENHANCED.
27513 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
27514 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
27515 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
27516 instead of AVR_ENHANCED.
27517 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
27518 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
27519 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
27521 2007-01-17 Ian Lance Taylor <iant@google.com>
27523 * vec.h (VEC_reserve_exact): Define.
27524 (vec_gc_p_reserve_exact): Declare.
27525 (vec_gc_o_reserve_exact): Declare.
27526 (vec_heap_p_reserve_exact): Declare.
27527 (vec_heap_o_reserve_exact): Declare.
27528 (VEC_OP (T,A,reserve_exact)): New static inline function, three
27530 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
27531 negative parameter.
27532 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
27533 (VEC_OP (T,A,copy)) [all versions]: Likewise.
27534 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
27535 * vec.c (calculate_allocation): Add exact parameter. Change all
27537 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
27538 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
27539 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
27540 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
27541 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
27542 (vec_heap_p_reserve_exact): New function.
27543 (vec_heap_o_reserve_exact): New function.
27545 2007-01-17 Jan Hubicka <jh@suse.cz>
27547 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
27549 2007-01-17 Eric Christopher <echristo@apple.com>
27551 * config.gcc: Support core2 processor.
27553 2007-01-16 Jan Hubicka <jh@suse.cz>
27555 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
27556 the names, just unlink the chain so we don't crash on dangling
27560 2007-01-16 Jan Hubicka <jh@suse.cz>
27562 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
27563 * tree-pass.h: Reorder to make IPA passes appear toegher.
27564 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
27566 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
27567 parameters, do not call early inliner.
27568 * ipa-inline.c: Update comments. Include tree-flow.h
27569 (cgraph_decide_inlining): Do not compute inlining parameters.
27570 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
27571 be called with function context set up.
27572 (pass_ipa_inline): Remove unreachable functions before pass.
27573 (cgraph_early_inlining): Simplify assuming to be called from the
27575 (pass_early_inline): New pass.
27576 (cgraph_gate_ipa_early_inlining): New gate.
27577 (pass_ipa_early_inline): Turn into simple wrapper.
27578 (compute_inline_parameters): New function.
27579 (gate_inline_passes): New gate.
27580 (pass_inline_parameters): New pass.
27581 (apply_inline): Move here from tree-optimize.c
27582 (pass_apply_inline): New pass.
27583 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
27585 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
27586 doing them by hand.
27587 (tree_function_versioning): Do not allocate dummy struct function.
27588 * tree-inline.h (optimize_inline_calls): Update prototype.
27589 * tree-optimize.c (execute_fixup_cfg): Export.
27590 (pass_fixup_cfg): Remove
27591 (tree_rest_of_compilation): Do not apply inlines.
27592 * tree-flow.h (execute_fixup_cfg): Declare.
27593 * Makefile.in (gt-passes.c): New.
27594 * passes.c: Include gt-passes.h
27595 (init_optimization_passes): New passes.
27596 (nnodes, order): New static vars.
27597 (do_per_function_toporder): New function.
27598 (execute_one_pass): Dump current pass here.
27599 (execute_ipa_pass_list): Don't dump current pass here.
27601 2007-01-16 Janis Johnson <janis187@us.ibm.com>
27603 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
27604 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
27606 2007-01-16 David Edelsohn <edelsohn@gnu.org>
27608 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
27609 (strong_alias): Define.
27610 (__gcc_qmul): Provide non-FMA for soft-float.
27611 (__gcc_qdiv): Same.
27616 (__gcc_qunord): New.
27626 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
27627 soft-float functions.
27628 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
27629 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
27630 about long double soft float.
27632 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
27633 Tehila Meyzels <tehila@il.ibm.com>
27635 * tree-vectorizer.h (is_pattern_stmt_p): New.
27636 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
27637 formatting (tabs instead of spaces). Cleanup and clarify setting
27638 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
27639 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
27640 (vectorizable_type_demotion): Check that types are integral.
27641 (vectorizable_type_promotion): Likewise.
27642 (vectorizable_store): Fix typo. Eliminate new-line at end of
27645 2007-01-16 Jan Hubicka <jh@suse.cz>
27647 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
27650 2007-01-15 Eric Christopher <echristo@apple.com>
27652 * ifcvt.c: Include vec.h, vecprim.h.
27653 (check_cond_move_block): New argument regs.
27654 Reorganize. Add registers used to regs.
27655 (cond_move_process_if_block): Use regs set above as
27658 2007-01-15 Eric Christopher <echristo@apple.com>
27660 * config/darwin.h: Update copyright.
27661 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
27662 (LINK_COMMAND_SPEC): Add -u.
27663 (LINK_SPEC): Fix umbrella for above.
27665 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
27667 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
27670 2007-01-15 Tom Tromey <tromey@redhat.com>
27672 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
27673 * doc/install.texi (Testing): Don't mention jacks.
27674 (Configuration): Document --enable-java-maintainer-mode. Move
27675 --with-java-home to libgcj-specific section. Document
27677 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
27679 2007-01-15 Jan Hubicka <jh@suse.cz>
27681 * tree-ssa-dce.c (DCE_TODOs): New.
27682 (propagate_necessity): Return if something changed.
27683 (eliminate_unnecessary_stmts): Likewise.
27684 (perform_tree_ssa_dce): Return TODO flags when needed.
27685 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
27687 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
27689 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
27690 (fyl2x_extend<mode>xf3_i387): New insn pattern.
27691 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
27692 patterns using X87MODEF12 mode macro. Extend operand 1
27693 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
27694 (log10<mode>2): Ditto.
27695 (log2<mode>2): Ditto.
27696 (log1p<mode>2): Ditto.
27697 (logb<mode>2): Ditto.
27698 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
27699 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
27700 (*fxtractxf3_i387): Rename from *fxtractxf3.
27701 (fxtract_extend<mode>xf3_i387): New insn pattern.
27702 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
27703 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
27704 and gen_fyl2xxf3_i387().
27706 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
27708 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
27709 * cfgloopmanip.c (fix_loop_placement): Made static. Use
27710 get_loop_exit_edges. Changed return type to bool.
27711 * cfgloop.h (fix_loop_placement): Declaration removed.
27713 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
27715 * param.h (MIN_VECT_LOOP_BOUND): New.
27716 * params.def (MIN_VECT_LOOP_BOUND): New.
27717 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
27718 argument - minimum threshold for number of iterations.
27719 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
27720 argument to declaration.
27721 * tree-vect-analyze.c (vect_analyze_operations): Check value of
27722 MIN_VECT_LOOP_BOUND.
27723 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
27724 slpeel_tree_peel_loop_to_edge with additional argument.
27725 (vect_do_peeling_for_alignment): Likewise.
27726 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
27728 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
27731 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
27732 operands of size 1.
27734 2007-01-14 Jan Hubicka <jh@suse.cz>
27736 * tree-dfa.c (remove_referenced_var): New function.
27737 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
27738 prune referenced vars list too.
27739 * tree-flow.h (remove_referenced_var): Declare.
27741 2007-01-14 Jan Hubicka <jh@suse.cz>
27743 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
27745 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
27746 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
27747 * except.h (verify_eh_throw_table_statements): Kill prototype.
27748 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
27749 into call exrepssions.
27750 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
27752 * tree-cfg.c: Include pointer-set.h.
27753 (verify_node_sharing): Work on pointer set.
27754 (verify_eh_throw_stmt_node): New.
27755 (verify_stmts): Use pointers sets, verify throw_stmt.
27757 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
27759 * ipa-reference.c (analyze_function): Consider also addresses taken
27762 2007-01-12 Roger Sayle <roger@eyesopen.com>
27764 * c-typeck.c (null_pointer_constant_p): Replace use of
27765 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27766 (build_c_cast): Likewise.
27768 2007-01-12 Roger Sayle <roger@eyesopen.com>
27770 * tree.h (force_fit_type_double): Remove unused final argument.
27771 * c-common.c (constant_expression_warning): Replace use of
27772 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27773 (convert_and_check): Likewise.
27774 (shorten_compare): Update call to force_fit_type_double.
27775 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
27776 * convert.c (convert_to_pointer): Update call to
27777 force_fit_type_double.
27778 * fold-const.c (force_fit_type_double): Remove overflowed_const
27780 (int_const_binop, fold_convert_const_int_from_int,
27781 fold_convert_const_int_from_real, fold_div_compare,
27782 fold_sign_changed_comparison, fold_unary, fold_negate_const,
27783 fold_abs_const, fold_not_const): Remove the final argument from
27784 calls to force_fit_type_double.
27786 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
27788 * configure.ac: Set insn to "nop" for spu-*-* also.
27789 * configure: Regenerate.
27791 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
27793 * builtins.def : Add BUILT_IN_FREE.
27795 2007-01-12 Jan Hubicka <jh@suse.cz>
27797 PR tree-optimization/30443
27798 * tree-inline.c (tree_function_versioning): Do not optimize when
27799 cloning for inlining.
27801 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
27803 * doc/loop.texi: Document recording of loop exits.
27804 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
27805 (update_single_exits_after_duplication,
27806 update_single_exit_for_duplicated_loop,
27807 update_single_exit_for_duplicated_loops): Removed.
27808 (duplicate_loop_to_header_edge): Do not call
27809 update_single_exits_after_duplication and
27810 update_single_exit_for_duplicated_loops.
27811 (loop_version): Do not update single_exit information.
27812 (fix_loop_structure): Use record_loop_exits instead of
27813 mark_single_exit_loops.
27814 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
27815 the lists of loop exits.
27816 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
27817 split_edge, merge_blocks): Update the lists of loop exits.
27818 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
27819 loop_optimizer_init.
27820 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
27821 of mark_single_exit_loops.
27822 (loop_optimizer_finalize): Call release_recorded_exits.
27823 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
27824 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
27825 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
27826 update single exit information.
27827 * lambda-code.c (perfect_nestify): Ditto.
27828 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
27829 (mark_single_exit_loops): Removed.
27830 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
27831 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
27832 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
27834 (get_loop_exit_edges, single_exit): Use recorded exit lists.
27835 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
27836 (verify_loop_structure): Verify consistency of the exit lists.
27837 (flow_loops_find): Use alloc_loop. Initialize exits hash.
27838 (set_single_exit): Removed.
27839 * cfgloop.h (struct loop_exit): New function.
27840 (struct loop): single_exit_ field replaced by exits field.
27841 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
27842 LOOPS_HAVE_RECORDED_EXITS.
27843 (struct loops): Added exits hash.
27844 (mark_single_exit_loops, set_single_exit): Declaration removed.
27845 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
27847 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27849 * doc/invoke.texi: Avoid use of @headitem.
27851 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27853 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
27855 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27857 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
27860 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27861 Richard Sandiford <richard@codesourcery.com>
27863 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
27864 * config/m68k/m68k.opt: Resort options.
27865 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
27867 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27868 Richard Sandiford <richard@codesourcery.com>
27870 * doc/invoke.texi: Document the macros that are defined by
27871 m68k's -mtune and -mhard-float options.
27872 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
27873 (m68k_cpp_cpu_family): Likewise.
27874 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
27875 of __ucfv*__ macros. Define __mcffpu__ if generating code for
27876 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
27877 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
27878 (m68k_cpp_cpu_family): Likewise.
27880 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27882 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
27883 macros besides mc68000 as tuning macros. Use a switch statement
27884 to set them and mcpu32.
27886 2007-01-12 Julian Brown <julian@codesourcery.com>
27888 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
27889 (TARGET_68040_ONLY): Rename to...
27890 (TARGET_68040): ...this.
27891 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
27892 * config/m68k/m68k.md: Likewise.
27894 2007-01-12 Julian Brown <julian@codesourcery.com>
27895 Nathan Sidwell <nathan@codesourcery.com>
27896 Richard Sandiford <richard@codesourcery.com>
27898 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
27899 the -mcpu= argument associated with the --with-cpu setting.
27900 Define M68K_DEFAULT_TUNE to the default -mtune= option,
27901 if different from the one implied by the -mcpu setting.
27902 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
27903 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
27904 * doc/invoke.texi: Mention ColdFire in the introduction to the
27905 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
27906 -mno-div and -mhard-float options. Make -m68881 a synonym for
27907 -mhard-float. Document the previously-undocumented -m5206e,
27908 -m528x, -m5307 and -m5407 options. Tweak the existing option
27909 documentation for consistency.
27910 * doc/install.texi: Mention new --with-cpu arguments.
27911 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
27912 default CPU if neither -mcpu nor -march are specified.
27913 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
27914 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
27915 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
27916 using m68k_tune to decide between families that implement the
27917 same ISA. Use m68k_tune to set __mcfv4e__.
27918 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
27919 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
27920 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
27921 (FL_ISA_C, FL_ISA_MMU): New macros.
27922 (MASK_COLDFIRE): Delete.
27923 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
27924 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
27925 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
27926 (TARGET_HARD_FLOAT): Do not define here.
27927 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
27928 (TUNE_68000): New macro.
27929 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
27930 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
27931 (TUNE_CFV2): Redefine in terms of m68k_tune.
27932 (uarch_type, target_device, fpu_type): New enums.
27933 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
27934 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
27935 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
27936 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
27937 (FL_FOR_isa_c): New macros.
27938 (m68k_isa): New enum.
27939 (m68k_target_selection): New structure.
27940 (all_devices, all_isas, all_microarchs): New tables.
27941 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
27942 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
27943 (MASK_ALL_CPU_BITS): Delete.
27944 (m68k_find_selection): New function.
27945 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
27946 Map the legacy target options to a combination of the new ones.
27947 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
27948 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
27949 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
27951 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
27952 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
27954 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
27955 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
27956 * config/m68k/m68k-devices.def: New file.
27958 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27959 Nathan Sidwell <nathan@codesourcery.com>
27961 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
27962 (SUBTARGET_EXTRA_SPECS): New macros.
27963 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
27964 use %(asm_cpu_spec) instead.
27965 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
27966 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
27967 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
27968 (EXTRA_SPECS): Rename to...
27969 (SUBTARGET_EXTRA_SPECS): ...this.
27971 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27972 Richard Sandiford <richard@codesourcery.com>
27973 Julian Brown <julian@codesourcery.com>
27975 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27976 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
27977 to the configuration's default CPU.
27978 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
27979 Remove default masks.
27980 (m680[012]0-*-*): Set the default with_cpu to the first part of
27982 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
27983 (m68k*-*-linux): Extend the --with-cpu handling to...
27984 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
27985 and m68010. Don't set target_cpu_default2.
27986 * doc/install.texi: Document --with-cpu for m68k.
27987 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
27988 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
27989 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
27990 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
27991 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
27992 (ASM_SPEC): Remove use of %(asm_cpu_default).
27993 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
27994 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
27995 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
27996 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
27997 __HAVE_FPU__ if TARGET_HARD_FLOAT.
27998 (TARGET_DEFAULT): Delete.
27999 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
28000 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
28001 (CPP_CPU_SPEC): Delete.
28002 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
28003 the appropriate string.
28004 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
28005 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
28006 (ASM_SPEC): Don't use %(asm_default_spec).
28007 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
28008 TARGET_DEFAULT and add MASK_68881.
28009 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
28011 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28013 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
28014 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
28015 MASK_68010 alongside MASK_68020.
28016 * doc/invoke.texi: Document -m68010.
28017 * config/m68k/m68k.opt (m68010): New.
28018 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
28020 (TUNE_68010): New macro.
28021 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
28022 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
28023 (M68K_CPU_m68332): Add MASK_68010.
28024 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
28025 fallback definition.
28026 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
28028 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
28029 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
28030 to all entries that use MASK_68020.
28031 (output_move_simode_const, output_move_himode, output_move_qimode)
28032 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
28033 instead of TARGET_68020 to select clr behavior. Remove comment
28034 about there being no TARGET_68010.
28035 * config/m68k/m68k.md: Likewise throughout.
28037 2007-01-12 Julian Brown <julian@codesourcery.com>
28039 * config/m68k/m68k.h (TARGET_ISAB): New macro.
28040 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
28041 * config/m68k/m68k.md: Likewise.
28043 2007-01-12 Julian Brown <julian@codesourcery.com>
28045 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
28046 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
28048 2007-01-12 Julian Brown <julian@codesourcery.com>
28050 * config/m68k/m68k.h (TUNE_68040_60): New macro.
28051 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
28052 * config/m68k/m68k.md: Likewise.
28054 2007-01-12 Julian Brown <julian@codesourcery.com>
28055 Richard Sandiford <richard@codesourcery.com>
28057 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
28058 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
28059 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
28061 (TARGET_CPU32): Rename to...
28062 (TUNE_CPU32): ...this.
28063 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
28064 (TUNE_CFV2): New macros.
28065 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
28066 remove conditions that are implied by TARGET_68020.
28067 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
28068 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
28069 (m68k_output_function_epilogue): Likewise.
28070 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
28071 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
28072 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
28073 non-68000 timings. Refactor multiplication and division costs.
28074 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
28075 TUNE_CPU32 instead of TARGET_CPU32.
28076 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
28077 and TUNE_68060 instead of TARGET_68060.
28078 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
28079 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
28081 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
28082 && !TARGET_COLDFIRE" to choose between moveq and clr.
28083 Likewise in the unnamed movsf pattern.
28084 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
28085 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
28088 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28090 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
28091 of tabbing before backslashes.
28093 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28095 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
28096 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
28097 (ASM_OUTPUT_INTERNAL_LABEL): Define.
28099 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
28101 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
28102 find_interesting_uses_cond.
28103 (find_interesting_uses_cond): Use extract_cond_operands.
28104 (rewrite_use_compare): Use extract_cond_operands and
28105 force_gimple_operand_bsi. Do not call update_stmt.
28106 (determine_use_iv_cost_condition): Use extract_cond_operands.
28107 Return cheaper of using original bound and changing the exit bound.
28109 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
28111 PR tree-optimization/29516
28112 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
28113 most_expensive_mult_to_index, addr_to_parts,
28114 create_mem_ref, maybe_fold_tmr): Make the type of
28115 fields of TARGET_MEM_REF sizetype.
28116 (move_fixed_address_to_symbol, move_pointer_to_base):
28118 * tree.def (TARGET_MEM_REF): Add comment on types of
28121 2007-01-11 Joseph Myers <joseph@codesourcery.com>
28123 * c-common.c (vector_types_convertible_p): Treat opaque types as
28124 always convertible if they have the same size, but not otherwise.
28126 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
28128 * ifcvt.c (struct noce_if_info): Add comments to the fields.
28129 Remove the b_unconditional field.
28130 (noce_try_sign_mask): Do not look at b_unconditional.
28131 (noce_process_if_block): Do not use merge_if_blocks. Update
28132 the CFG here. Do not set b_unconditional.
28133 (cond_move_process_if_block): Likewise.
28134 (find_cond_trap): Likewise.
28135 (check_cond_move_block): Require simple jump insns at the end
28136 of the basic block.
28138 2007-01-11 Jan Hubicka <jh@suse.cz>
28140 PR tree-optimization/1046
28141 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
28142 when alias info is not ready.
28143 (pass_tail_recursion): Do not require aliasing.
28144 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
28145 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
28146 * tree-ssa-copy.c (pass_copy_prop): Likewise.
28147 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
28148 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
28149 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
28150 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
28152 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
28153 When aliasing is not build, mark statement as volatile.
28155 2007-01-11 Tom Tromey <tromey@redhat.com>
28157 PR preprocessor/15185, PR preprocessor/20989:
28158 * doc/cppopts.texi <-MT>: Update description of algorithm for
28159 computing default target.
28160 <-M, -MD>: Reword "basename" text.
28162 2007-01-11 Roger Sayle <roger@eyesopen.com>
28164 * builtins.c (expand_builtin_pow, expand_builtin_powi,
28165 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
28166 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
28167 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
28168 fold_builtin_bswap, real_constp, fold_builtin_pow,
28169 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
28170 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
28171 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
28172 * convert.c (convert_to_pointer): Likewise.
28173 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
28174 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
28175 const_binop, fold_convert_const_int_from_int,
28176 fold_convert_const_int_from_real,
28177 fold_convert_const_real_from_real, sign_bit_p,
28178 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
28179 fold_sign_changed_comparison, fold_unary, fold_comparison,
28180 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
28181 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
28182 * print-tree.c (print_node_brief, print_node): Likewise.
28183 * stor-layout.c (place_field, layout_type): Likewise.
28184 * tree-chrec.c (keep_cast): Likewise.
28185 * tree.c (build_vector, build_real, build_real_from_int_cst,
28186 build_complex): Likewise.
28188 2007-01-11 Roger Sayle <roger@eyesopen.com>
28190 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
28191 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
28193 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
28195 * configure.ac (strict1_warn): Rename to strict_warn.
28196 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
28197 cc_set_by_configure, quoted_cc_set_by_configure,
28198 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
28199 all_boot_languages, all_stagestuff): Remove.
28200 (target_list): Remove bootstrap targets.
28201 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
28202 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
28203 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
28204 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
28205 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
28206 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
28207 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
28208 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
28209 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
28210 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
28211 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
28212 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
28213 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
28214 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
28215 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
28216 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
28217 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
28218 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
28219 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
28220 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
28221 (mostlyclean): Adjust.
28222 (clean, distclean): Don't mention bootstrap stuff.
28223 * configure: Regenerate.
28224 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
28225 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
28226 treelang/config-lang.in (stagestuff): Remove.
28227 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
28228 stageprofile, stagefeedback, stagestuff): Remove mention.
28230 2007-01-11 Nick Clifton <nickc@redhat.com>
28232 * config/mcore/predicates.md (mcore_general_movesrc_operand):
28234 (mcore_general_movdst_operand): Do not accept CONST_INTs.
28235 (mcore_arith_K_S_operand): Run the test for the S constraint not
28236 the test for the M constraint.
28237 (mcore_addsub_operand): Do not accept integer values that are
28238 larger than 32 bits.
28239 * config/mcore/mcore.md: Remove unused constraints from split.
28240 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
28241 (addsi3): Likewise.
28242 (allocate_stack): Likewise.
28243 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
28244 operands to 32 bits.
28245 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
28247 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
28248 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
28249 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
28250 mcore_output_bclri, mcore_output_andn, output_inline_const,
28251 mcore_output_move, mcore_output_movedouble): Likewise.
28252 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
28253 (output_inline_const): Likewise.
28254 (output_inline_const): Fix format strings used in sprintf
28256 * config/mcore/mcore-protos.h: Update prototypes for changed
28257 functions in mcore.c.
28258 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
28259 HOST_WIDE_INT and not int.
28260 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
28261 CONST_OK_FOR_N): Likewise.
28262 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
28263 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
28266 2007-01-10 Jan Hubicka <jh@suse.cz>
28268 * tree-vrp.c (remove_range_assertions): Release defs.
28269 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
28270 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
28272 2007-01-10 Paul Brook <paul@codesourcery.com>
28274 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
28275 * config/arm/arm.md (mulsi3subsi): New insn.
28277 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
28279 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
28280 (tree_transform_and_unroll_loop): New.
28281 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
28284 2007-01-10 Robert Kennedy <jimbob@google.com>
28286 * fold-const.c (fold_comparison): Fold comparisons like (x *
28287 1000 < 0) to (x < 0).
28289 2007-01-10 Ian Lance Taylor <iant@google.com>
28291 * tree-pretty-print.c (dump_generic_node): Print parentheses when
28292 operands have the same priority.
28294 2007-01-10 Tom Tromey <tromey@redhat.com>
28296 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
28297 (fold_binary): Likewise.
28298 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
28299 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
28300 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
28301 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
28302 * langhooks.h (struct lang_hooks): Removed field
28303 'can_use_bit_fields_p'.
28305 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
28307 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
28309 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
28311 * function.c (get_last_funcdef_no): New function.
28312 * function.h (get_last_funcdef_no): Declare.
28313 * tree-inline.c (initialize_cfun): Add initialization.
28314 (tree_function_versioning): Cleanup.
28316 2007-01-10 Jan Hubicka <jh@suse.cz>
28318 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
28321 2007-01-10 Sa Liu <saliu@de.ibm.com>
28322 Ben Elliston <bje@au.ibm.com>
28324 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
28325 for SAVE_NONLOCAL and Pmode for any other save level.
28326 * spu-protos.h (spu_restore_stack_block): Declare.
28327 * spu.md (save_stack_block): Remove.
28328 (restore_stack_block): Call spu_restore_stack_block.
28329 * spu.c (spu_restore_stack_block): New function.
28330 (spu_expand_epilogue): Remove old comment.
28332 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
28334 PR tree-optimization/30322
28335 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
28336 (cand_value_at): Return the value as aff_tree.
28337 (may_eliminate_iv): Convert the bound from aff_tree to tree.
28338 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
28339 aff_combination_mult): New functions.
28340 (aff_combination_add): Use aff_combination_add_cst.
28341 (aff_combination_convert): Allow conversions to a wider type.
28342 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
28343 * tree-affine.h (aff_combination_mult): Declare.
28345 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
28347 * doc/tm.texi: Update documentation to reflect reality of exec
28348 and start file search behaviours. Update copyright year.
28349 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
28350 header file directories.
28352 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
28354 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
28355 (*cosxf2): Rename to cosxf2_i387.
28356 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
28357 using X87MODEF12 mode macro. Rename patterns to
28358 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
28360 (*cosdf2, *cossf2): Ditto.
28361 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
28362 to match extended input operands.
28363 (sincos<mode>3): New expander.
28364 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
28365 insn patterns and corresponding splitters.
28367 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
28369 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
28370 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
28372 2007-01-09 Nicolas Pitre <nico@cam.org>
28375 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
28377 2007-01-08 Geoffrey Keating <geoffk@apple.com>
28379 * target.h (struct gcc_target): New field library_rtti_comdat.
28380 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
28381 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
28382 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
28383 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
28385 2007-01-08 Geoffrey Keating <geoffk@apple.com>
28387 * doc/invoke.texi (Optimize Options): Correct description of -O0.
28389 2007-01-08 Richard Guenther <rguenther@suse.de>
28391 * tree.h (force_fit_type_double): Export.
28392 (force_fit_type): Remove.
28393 * fold-const.c (force_fit_type_double): New function.
28394 (force_fit_type): Remove.
28395 (int_const_binop): Use it.
28396 (fold_convert_const_int_from_int): Likewise.
28397 (fold_convert_const_int_from_real): Likewise.
28398 (fold_div_compare): Likewise.
28399 (fold_sign_changed_comparison): Likewise.
28400 (fold_unary): Likewise.
28401 (fold_negate_const): Likewise.
28402 (fold_abs_const): Likewise.
28403 (fold_not_const): Likewise.
28404 * c-common.c (shorten_compare): Use force_fit_type_double.
28405 * convert.c (convert_to_pointer): Likewise.
28407 2007-01-08 Richard Guenther <rguenther@suse.de>
28409 * tree.h (build_int_cst_wide_type): Export.
28410 * tree.c (build_int_cst_wide_type): New function.
28411 (build_int_cst_wide): Fix comment.
28412 * builtins.c (fold_builtin_object_size): Use build_int_cst
28413 to build -1 or 0 of the correct type. Use fit_double_type
28414 to check for overflow.
28415 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
28417 (decode_field_reference): Likewise.
28418 (all_ones_mask_p): Likewise.
28419 (native_interpret_int): Use build_int_cst_wide_type.
28420 (fold_binary): Use build_int_cst_type to build an all-ones
28422 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
28424 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
28426 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
28428 2007-01-09 Ben Elliston <bje@au.ibm.com>
28430 * genautomata.c (STATS_OPTION): New option.
28431 (stats_flag): New flag.
28432 (gen_automata_option): Handle it.
28433 (initiate_automaton_gen): Ditto.
28434 (write_automata): Output statistics only if stats_flag is
28435 set. Likewise, output time statistics only if time_flag is set.
28436 * doc/md.texi (Processor pipeline description): Document new flag.
28438 2007-01-08 Richard Guenther <rguenther@suse.de>
28440 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
28441 * tree.c (build_int_cst_type): Likewise.
28442 (size_in_bytes): Don't call force_fit_type on the result.
28443 (int_fits_type_p): Use fit_double_type.
28444 * fold-const.c (fit_double_type): New function.
28445 (force_fit_type): Use it.
28446 * tree.h (fit_double_type): Export.
28448 2007-01-08 Jan Hubicka <jh@suse.cz>
28450 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
28451 * ipa.c (function_and_variable_visibility): Fix return type.
28453 2007-01-08 Richard Guenther <rguenther@suse.de>
28455 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
28456 of offset to build the index.
28457 * tree-pretty-print.c (dump_generic_node): Don't build negated
28458 const just for printing.
28459 * c-pretty-print.c (pp_c_integer_constant): Likewise.
28460 * builtins.c (fold_builtin_int_roundingfn): Check if result
28461 fits the type by using force_fit_type and comparing the result.
28462 * predict.c (predict_loops): Use compare_tree_int for comparison.
28463 * tree.c (build_int_cst): Fall back to integer_type_node for
28465 (build_int_cst_wide): Assert type is non-null.
28467 2007-01-08 Roberto Costa <roberto.costa@st.com>
28469 * tree-vrp.c (extract_range_from_cond_expr): New.
28470 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
28471 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
28473 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
28474 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
28475 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
28476 used as expressions.
28477 * tree-object-size.c (cond_expr_object_size): New.
28478 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
28480 2007-01-08 Jan Hubicka <jh@suse.cz>
28482 * tree-ssa-forwprop.c (forward_propagate_into_cond,
28483 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
28486 2007-01-08 Richard Guenther <rguenther@suse.de>
28488 PR tree-optimization/23603
28489 * tree-vrp.c (set_value_range_to_truthvalue): New function.
28490 (extract_range_from_binary): Fall back to truthvalue instead of
28491 varying for TRUTH_*_EXPR.
28492 (extract_range_from_comparison): Fall back to truthvalue instead of
28494 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
28495 if all visited PHI values were constant.
28497 2007-01-08 Jan Hubicka <jh@suse.cz>
28499 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
28500 (cgraph_analyze_function): break out from ...
28501 (cgraph_finalize_compilation_unit): ... here.
28502 (cgraph_expand_function): Remove forgoten commented out line.
28503 (cgraph_optimize): Analyze functions.
28505 2007-01-08 Jan Hubicka <jh@suse.cz>
28507 * tree-pas.h (TODO_remove_function): New flag.
28508 (TODO_update*): Renumber.
28509 (pass_ipa_increase_alignment,
28510 pass_ipa_function_and_variable_visibility): New passes.
28511 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
28512 (cgraph_function_and_variable_visibility): Move to ipa.c
28513 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
28514 cgraph_increase_alignment.
28515 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
28516 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
28517 calling tree-inline.
28518 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
28519 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
28520 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
28521 (gate_increase_alignment): New function.
28522 (pass_ipa_increase_alignment): New pass.
28523 * ipa.c: Inline tree-pass.h and timevar.h
28524 (function_and_variable_visibility): Move here from cgraphunit.c
28525 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
28526 * passes.c (init_optimization_passes): Add the two new passes.
28527 (execute_todo): Handle cgraph_remove_functions.
28529 2007-01-08 Nick Clifton <nickc@redhat.com>
28531 * config/frv/predicates.md (reg_or_0_operand): Accept
28534 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
28536 * config/bfin/rtems.h, config/bfin/t-rtems: New.
28537 * config.gcc: Add bfin*-rtems*.
28539 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
28541 * c.opt: Add -flax-vector-conversions.
28542 * c-typeck.c (convert_for_assignment): Pass flag to
28543 vector_types_convertible_p to allow emission of note.
28544 (digest_init): Likewise.
28545 * c-opts.c: Handle -flax-vector-conversions.
28546 * c-common.c (flag_lax_vector_conversions): New.
28547 (vector_types_convertible_p): Unless -flax-vector conversions
28548 has been passed, disallow conversions between vectors with
28549 differing numbers of subparts and/or element types. If such
28550 a conversion is disallowed, possibly emit a note on the first
28551 occasion only to inform the user of -flax-vector-conversions.
28552 The new last argument specifies this.
28553 * c-common.h (flag_lax_vector_conversions): New.
28554 (vector_types_convertible_p): Add extra argument.
28555 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
28556 char_type_node for V*QI type vectors.
28557 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
28558 Update to satisfy new typechecking rules.
28559 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
28560 C and C++ variants.
28561 * doc/invoke.texi (C Dialect Options): Document
28562 -flax-vector-conversions.
28564 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
28566 PR tree-optimization/29877
28567 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
28568 a register variable on the RHS to not be replaceable.
28570 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
28571 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
28572 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
28573 const_simm15, const_pow2, const_npow2): Added.
28574 * config/score/misc.md (insv, extv, extzv, movmemsi,
28575 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
28576 * config/score/score.c (score_address_cost, score_select_cc_mode):
28578 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
28579 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
28580 Update score_print_operand.
28581 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
28582 Adjust register allocate order and update some macro define.
28583 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
28584 mdx_block_move_straight, mdx_block_move_loop_head,
28585 mdx_block_move_loop_body, mdx_block_move_loop_foot,
28586 mdx_block_move_loop, mdx_block_move): Added.
28587 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
28588 mdp_limm): Updated and fix some bug and typo.
28589 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
28590 (movsf, movdf, doloop_end): Added.
28592 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
28594 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
28595 config/arm/thumb2.md: Fix comment typos.
28596 * doc/extend.texi: Fix a typo.
28598 2007-01-07 Eric Christopher <echristo@apple.com>
28600 * configure.ac: Check for __stack_chk_fail for darwin.
28601 * configure: Regenerate.
28603 2007-01-07 Richard Guenther <rguenther@suse.de>
28605 * tree-vrp.c (extract_range_from_assert): CSE calls to
28606 compare_values where possible.
28607 (extract_range_from_unary_expr): Likewise.
28609 2007-01-07 Anatoly Sokolov <aesok@post.ru>
28611 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
28612 * config/avr/avr.c (call_insn_operand): Delete function.
28613 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
28614 instead of register number. Use predicates.
28615 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
28616 call_insn_operand): Add.
28618 2007-01-06 Jan Hubicka <jh@suse.cz>
28620 * tree-pass.h (pass_build_cgraph_edges): Declare.
28621 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
28622 (visited_nodes): Remove.
28623 (cgraph_create_edges): Move to cgraphbuild.c; rename to
28624 build_cgrpah_edges; make visited_nodes local.
28625 (cgraph_process_new_functions): DO not call initialize_inline_failed.
28626 (record_references_in_initializer): Move to cgraphbuild.c
28627 (initialize_inline_failed, rebuild_cgraph_edges,
28628 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
28629 (verify_cgraph_node): Make visited_nodes local.
28630 (cgraph_analyze_function): Do not call cgraph_create_edges and
28631 initialize_inline_failed.
28632 (cgraph_expand_function): Do not call cgraph_lower_function;
28633 assert that function is already lowered.
28634 * Makefile.in (cgraphbuild.o): New.
28635 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
28636 at the end of lowering passes.
28638 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
28640 * ifcvt.c (cond_move_convert_if_block): New function, code
28641 factored out from...
28642 (cond_move_process_if_block): ...here. Call the new function
28643 on the THEN and ELSE blocks.
28644 (merge_if_block): Do not copy global_live_at_end, merge_blocks
28645 already takes care of this.
28647 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28650 * tree.h (TREE_OVERFLOW_P): New.
28651 * c-typeck.c (parser_build_unary_op): Warn only if result
28652 overflowed and operands did not.
28653 (parser_build_binary_op): Likewise.
28654 (convert_for_assignment): Remove redundant overflow_warning.
28655 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
28657 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28659 * c-typeck.c (store_init_value): Split over two lines to follow
28660 the GNU coding style.
28662 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
28664 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
28665 __GXX_EXPERIMENTAL_CXX0X__.
28666 * doc/cpp.texi: Same.
28668 2007-01-05 Richard Guenther <rguenther@suse.de>
28670 PR middle-end/27826
28671 * tree.c (get_narrower): Do not construct COMPONENT_REFs
28672 with mismatched types. Instead explicitly build a
28673 conversion NOP_EXPR.
28675 2007-01-05 Ian Lance Taylor <iant@google.com>
28677 * c-common.c (decl_with_nonnull_addr_p): New function.
28678 (c_common_truthvalue_conversion): Call it.
28679 * c-typeck.c (build_binary_op): Likewise.
28680 * c-common.h (decl_with_nonnull_addr_p): Declare.
28682 2007-01-05 Jakub Jelinek <jakub@redhat.com>
28685 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
28688 2007-01-05 Joel Brobecker <brobecker@adacore.com>
28690 * doc/install.texi (Final install): Document the fact that
28691 the GNAT runtime should not be stripped.
28693 2007-01-04 Jan Hubicka <jh@suse.cz>
28695 * tree-inline.c (fold_marked_statements): Update operand caches
28696 and EH after folding
28698 2007-01-04 Ian Lance Taylor <iant@google.com>
28700 * c-common.c (check_function_nonnull): Whitespace fix.
28702 2007-01-04 Jan Hubicka <jh@suse.cz>
28704 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
28705 comitted older version of patch.
28706 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
28707 function, celanup cfg and collect garbage.
28709 2007-01-04 Mike Stump <mrs@apple.com>
28711 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
28714 2007-01-04 Eric Christopher <echristo@apple.com>
28716 * libgcc2.c (__bswapsi2): Use SItype.
28717 (__bswapdi2): Use DItype.
28718 * libgcc2.h: Update for above.
28720 2007-01-04 Paul Brook <paul@codesourcery.com>
28722 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
28723 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
28724 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
28725 umulsidi3, umulsidi3adddi, smulsi3_highpart,
28726 umulsi3_highpart): Make conditional on !arm_arch6.
28727 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
28728 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
28729 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
28730 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
28731 umulsi3_highpart_v6): New insns.
28733 2007-01-04 Roger Sayle <roger@eyesopen.com>
28735 * fold-const.c (fold_convert): When casting an expression to void,
28736 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
28737 have a type. Instead of attempting to build a NOP_EXPR, return
28738 these "special" trees directly.
28740 2007-01-04 Joseph Myers <joseph@codesourcery.com>
28742 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
28743 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
28744 rs6000_cost->fp not 0 as adjustment for outer NEG.
28746 2007-01-04 Jan Hubicka <jh@suse.cz>
28748 * cgraph.c (cgraph_release_function_body): New function.
28749 (cgraph_remove_node): Use it.
28750 * cgraph.h (cgraph_release_function_body): Declare.
28751 * cgraphunit.c (cgraph_expand_function): Use it.
28752 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
28753 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
28754 is initialized and while compilation of other function is running.
28755 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
28756 statement CFG annotations from here to ...
28757 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
28759 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
28761 * cfgloop.h (enum li_flags): Make the constants powers of two.
28763 2007-01-04 Jan Hubicka <jh@suse.cz>
28765 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
28767 (fold_marked_statements): New function.
28768 (optimize_inline_calls, tree_function_versioning): Fold new statements.
28769 * tree-inline.h (copy_body_data): Add statements_to_fold.
28771 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
28773 * config.gcc: Mention libgcc/config.host.
28774 * Makefile.in: Update comments mentioning libgcc.
28775 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
28776 (all.cross, start.encap, rest.encap, rest.cross): Update
28777 dependencies for libgcc move.
28778 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
28779 (clean-target, clean-target-libgcc): Delete.
28780 (srcdirify, GCC_EXTRA_PARTS): New macros.
28781 (libgcc-support, libgcc.mvars): New rules.
28782 (distclean): Remove mention of mklibgcc.
28783 (install): Don't reference INSTALL_LIBGCC.
28784 (install-common): Don't reference EXTRA_PARTS.
28785 (install-libgcc, install-multilib): Delete rules.
28786 * mklibgcc.in: Delete file.
28787 * doc/configfiles.texi: Don't mention mklibgcc.
28789 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
28790 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
28791 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
28792 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
28793 (mklibgcc, ldblspecs): Likewise.
28795 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
28796 (posixpre.def): Use $(T).
28797 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
28798 (SHLIB_SRC, SHLIB_INSTALL): Delete.
28799 (SHLIB_LINK): Make dummy.
28800 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
28802 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
28804 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
28805 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
28806 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
28807 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
28809 * configure.ac (all_outputs): Remove mklibgcc.
28810 * configure: Regenerated.
28812 2007-01-03 Josh Conner <jconner@apple.com>
28814 PR middle-end/29683
28815 * calls.c (compute_argument_addresses): Set stack and stack_slot
28816 for partial args, too.
28817 (store_one_arg): Use locate.size.constant for the size when
28818 generating a save_area.
28820 2007-01-03 Robert Kennedy <jimbob@google.com>
28822 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
28823 whose definitions are deleted due to basic block merging.
28825 2007-01-03 Paul Brook <paul@codesourcery.com>
28828 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
28830 (use_return_insn): Return 0 for Thumb interrupt functions.
28831 (print_multi_reg): Add rfe argument for IRQ returns.
28832 (arm_output_epilogue): Pop interrupt return address directly into PC.
28833 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
28835 2007-01-03 Paul Brook <paul@codesourcery.com>
28837 Merge from sourcerygxx-4_1.
28838 * config/arm/thumb2.md: New file.
28839 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
28841 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
28842 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28843 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
28844 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
28846 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28847 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
28849 * config/arm/ieee754-sf.S: Ditto.
28850 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
28851 (thumb1_base_register_rtx_p): ... to this.
28852 (thumb_index_register_rtx_p): Rename...
28853 (thumb1_index_register_rtx_p): ... to this.
28854 (thumb_output_function_prologue): Rename...
28855 (thumb1_output_function_prologue): ... to this.
28856 (thumb_legitimate_address_p): Rename...
28857 (thumb1_legitimate_address_p): ... to this.
28858 (thumb_rtx_costs): Rename...
28859 (thumb1_rtx_costs): ... to this.
28860 (thumb_compute_save_reg_mask): Rename...
28861 (thumb1_compute_save_reg_mask): ... to this.
28862 (thumb_final_prescan_insn): Rename...
28863 (thumb1_final_prescan_insn): ... to this.
28864 (thumb_expand_epilogue): Rename...
28865 (thumb1_expand_epilogue): ... to this.
28866 (arm_unwind_emit_stm): Rename...
28867 (arm_unwind_emit_sequence): ... to this.
28868 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
28869 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
28870 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
28871 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
28872 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
28873 thumb2_output_casesi): New functions.
28874 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
28875 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
28876 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
28877 THUMB2_WORK_REGS): Define.
28878 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
28879 arm_condexec_mask, arm_condexec_masklen)): New variables.
28880 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
28881 (arm_override_options): Check new CPU capabilities.
28882 Set new architecture flag variables.
28883 (arm_isr_value): Handle v7m interrupt functions.
28884 (user_return_insn): Return 0 for v7m interrupt functions. Handle
28886 (const_ok_for_arm): Handle Thumb-2 constants.
28887 (arm_gen_constant): Ditto. Use movw when available.
28888 (arm_function_ok_for_sibcall): Return false for v7m interrupt
28890 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
28891 (thumb_find_work_register, arm_load_pic_register,
28892 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
28893 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
28894 print_multi_reg, output_mov_long_double_fpa_from_arm,
28895 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
28896 output_mov_double_fpa_from_arm, output_move_double,
28897 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
28898 output_return_instruction, arm_output_function_prologue,
28899 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
28900 arm_output_mi_thunk, thumb_set_return_address): Ditto.
28901 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
28902 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
28903 (arithmetic_instr, shift_op): Use arm_shift_nmem.
28904 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
28906 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
28907 (thumb_expand_prologue): Use thumb_set_frame_pointer.
28908 (arm_file_start): Output directive for unified syntax.
28909 (arm_unwind_emit_set): Handle stack alignment instruction.
28910 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
28911 Add v6t2, v7, v7a, v7r and v7m.
28912 (RETLDM): Add Thumb-2 code.
28913 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
28914 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
28915 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
28916 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
28917 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
28918 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
28919 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
28920 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
28921 ADJUST_INSN_LENGTH): Define.
28922 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
28923 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
28924 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
28925 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
28926 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
28927 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
28928 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
28929 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
28930 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
28931 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
28932 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
28933 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
28934 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
28935 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
28936 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
28937 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
28938 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
28940 * config/arm/arm-tune.md: Regenerate.
28941 * config/arm/arm-protos.h: Update prototypes.
28942 * config/arm/vfp.md: Enable patterns for Thumb-2.
28943 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
28944 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
28945 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
28946 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
28947 * config/arm/libunwind.S: Add Thumb-2 code.
28948 * config/arm/constraints.md: Update include Thumb-2.
28949 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
28950 * config/arm/ieee754-df.S: Ditto.
28951 * config/arm/bpabi.S: Ditto.
28952 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
28953 * config/arm/predicates.md (low_register_operand,
28954 low_reg_or_int_operand, thumb_16bit_operator): New.
28955 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
28956 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
28957 * config/arm/t-arm-elf: Add armv7 multilib.
28958 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
28960 (UNSPEC_STACK_ALIGN, ce_count): New.
28961 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
28962 arm_zero_extendsidi2, arm_zero_extendqidi2): New
28964 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
28965 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
28966 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
28967 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
28968 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
28969 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
28971 * doc/extend.texi: Document ARMv7-M interrupt functions.
28972 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
28974 2007-01-03 Jakub Jelinek <jakub@redhat.com>
28976 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
28977 (struct _Unwind_Context): Rename args_size to flags, remove
28978 signal_frame field, add a new args_size field and version field.
28979 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
28980 _Unwind_IsExtendedContext): New inline functions.
28981 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
28982 Assume by_value array is only present if _Unwind_IsExtendedContext.
28983 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
28984 _Unwind_IsSignalFrame.
28985 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
28986 (uw_update_context_1): Use _Unwind_SetSignalFrame.
28987 (uw_init_context_1): Initialize context->flags to
28988 EXTENDED_CONTEXT_BIT.
28989 * config/rs6000/linux-unwind.h (frob_update_context): Use
28990 _Unwind_SetSignalFrame.
28992 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
28994 PR middle-end/30353
28995 * gimplify.c (gimplify_modify_expr_complex_part): Move below
28996 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
28999 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
29001 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
29002 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
29003 RET, AT_SP): Remove.
29004 * config/i386/i386.md (*sse_prologue_save_insn): Use return
29007 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
29008 * cfgbuild.c (find_basic_blocks): Likewise.
29009 * cfgrtl.c (rtl_create_basic_block): Likewise.
29010 * function.c (temp_slots_at_level): Likewise.
29011 * reg-stack.c (stack_regs_mentioned): Likewise.
29012 * regclass.c (allocate_reg_info): Likewise.
29013 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
29014 set_bb_for_stmt, move_block_to_fn): Likewise.
29015 * tree-complex.c (tree_lower_complex): Likewise.
29016 * vec.h (VEC_safe_grow_cleared): New.
29018 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
29020 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
29022 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
29023 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
29025 * cfgloopmanip.c (scale_loop_frequencies): Export.
29026 (loopify): Scale the frequencies by prescribed coefficients.
29027 (set_zero_probability): New function.
29028 (duplicate_loop_to_header_edge): Improve updating of frequencies.
29029 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
29030 and frequencies according to arguments.
29031 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
29033 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
29034 * modulo-sched.c (sms_schedule): Set probabilities for entering
29035 versioned loop correctly.
29036 * tree-vect-transform.c (vect_transform_loop): Ditto.
29037 * cfgloop.h (loopify, loop_version): Declaration changed.
29038 (scale_loop_frequencies): Declared.
29040 2007-01-02 Jan Hubicka <jh@suse.cz>
29042 * cgraph.c: Include tree-flow.h
29043 (cgraph_add_new-function): Handle IPA_SSA mode; execute
29044 early_local_passes.
29045 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
29046 * tree-pass.h (pass_all_early_optimizations): Declare.
29047 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
29048 early_local_passes.
29049 (cgraph_analyze_function): Do early_local_passes.
29050 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
29051 Do not add referenced vars.
29052 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
29054 (gate_all_early_local_passes): New gate.
29055 (pass_early_local_passes): Use new gate.
29056 (execute_early_local_optimizations): New functions.
29057 (gate_all_early_optimizations): New gate.
29058 (pass_all_early_optimizations): New pass.
29059 (execute_free_datastructures): Free SSA only when initialized.
29060 (gate_init_datastructures): Init only when optimizing.
29061 (tree_lowering_passes): Do early local passes when called late.
29062 * tree-profile.c (do_tree_profiling): Don't profile functions added
29064 (do_early_tree_profiling, pass_early_tree_profile): Kill.
29065 * tree-cfg.c (update_modified_stmts): Do not update when operands are
29067 * passes.c (init_optimizations_passes): Reorder so we go into SSA
29068 during early_local_passes.
29069 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
29072 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
29074 * Makefile.in: Update copyright year.
29076 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
29078 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
29079 in $(lang_checks) and check-consistency targets.
29081 2007-01-02 Jan Hubicka <jh@suse.cz>
29083 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
29084 Do not add referenced vars.
29085 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
29087 * passes.c (init_optimization_passes): Put mudflap_2 after
29088 free_datastructures.
29090 2007-01-02 Jan Hubicka <jh@suse.cz>
29092 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
29093 Set NOTHROW flag on call statements proved to be nothrow.
29094 Update statement of local calls so new pure/const functions are
29095 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
29097 (tree_rest_of_compilation): Register hooks and initialize bitmap
29098 early. Do not set after_inlining flag.
29100 2007-01-02 Steve Ellcey <sje@cup.hp.com>
29102 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
29103 HOST_BITS_PER_LONGLONG
29105 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29108 * c-typeck.c (store_init_value): Don't emit pedantic overflow
29109 warning for non-static initializers.
29111 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
29113 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
29114 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
29115 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
29116 Always use set_unique_reg_note to add REG_EQUAL notes.
29118 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
29121 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
29123 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
29124 * cfgbuild.c (find_basic_blocks): Likewise.
29125 * cfgrtl.c (rtl_create_basic_block): Likewise.
29126 * function.c (temp_slots_at_level): Likewise.
29127 * reg-stack.c (stack_regs_mentioned): Likewise.
29128 * regclass.c (allocate_reg_info): Likewise.
29129 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
29130 set_bb_for_stmt, move_block_to_fn): Likewise.
29131 * tree-complex.c (tree_lower_complex): Likewise.
29132 * vec.h (VEC_safe_grow_cleared): New.
29134 2007-01-02 Ian Lance Taylor <iant@google.com>
29136 * c-common.c (c_common_truthvalue_conversion): When warning about
29137 using an assignment as a truth value, set TREE_NO_WARNING.
29139 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29142 * c.opt (Wold-style-declaration): New.
29143 * doc/invoke.texi (C-only Warning Options): New.
29144 (Wold-style-declaration): Document it.
29145 (Wextra): Enabled by -Wextra.
29146 * c-opts.c (c_common_post_options): Enabled by -Wextra.
29147 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
29148 -Wold-style-declaration.
29150 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
29152 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
29153 * cfgbuild.c (find_basic_blocks): Likewise.
29154 * cfgrtl.c (rtl_create_basic_block): Likewise.
29155 * function.c (temp_slots_at_level): Likewise.
29156 * reg-stack.c (stack_regs_mentioned): Likewise.
29157 * regclass.c (allocate_reg_info): Likewise.
29158 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
29159 set_bb_for_stmt, move_block_to_fn): Likewise.
29160 * tree-complex.c (tree_lower_complex): Likewise.
29161 * vec.h (VEC_safe_grow_cleared): New.
29163 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
29165 * c-common.c (c_common_nodes_and_builtins): Since variants of
29166 void_type_node get built before it is given a name, we need to
29167 give those variants the name, too.
29168 (complete_array_type): We need to work with the canonical main
29169 type of the array, from which we will build the qualified version.
29170 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
29171 * print-tree.c (print_node): Display canonical type information
29173 * stor-layout.c (layout_type): When we don't know the
29174 alignment of a type for which we're building an array, we end up
29175 guessing wrong, so make the type require structural equality.
29176 * tree.c (make_node_stat): When we build a new type, it is its
29177 own canonical type.
29178 (build_type_attribute_qual_variant): When building an attribute
29179 variant, its canonical type is the non-attribute variant. However,
29180 if the attributes are target-dependent and they differ, we need to
29181 use structural equality checks for this type.
29182 (build_qualified_type): A qualified type is not equivalent to its
29183 unqualified variant; set the canonical type appropriately.
29184 (build_distinct_type_copy): When building a distinct type from
29185 another type, the new type is its own canonical type.
29186 (build_variant_type_copy): When building a new type variant, we
29187 assume that it is equivalent to the original type.
29188 (build_pointer_type_for_mode): When building a pointer type, also
29189 build a canonical type pointer.
29190 (build_reference_type_for_mode): When building a reference type,
29191 also build a canonical type reference.
29192 (build_index_type): When we can't hash an index type (e.g.,
29193 because its maximum value is negative), the index type requires
29194 structural equality tests.
29195 (build_array_type): Build the canonical form of an array type.
29196 (build_function_type): Function types require structural equality,
29197 because they contain default arguments, attributes, etc.
29198 (build_method_type_directly): Ditto for method types.
29199 (build_offset_type): Build the canonical offset type.
29200 (build_complex_type): Build the canonical vector type.
29201 (make_vector_type): Build the canonical vector type.
29202 * tree.h (TYPE_CANONICAL): New.
29203 (TYPE_STRUCTURAL_EQUALITY_P): New.
29204 (SET_TYPE_STRUCTURAL_EQUALITY): New.
29205 (struct tree_type): Added "canonical" field.
29206 * params.h (VERIFY_CANONICAL_TYPES): New.
29207 * doc/c-tree.texi (TYPE_CANONICAL): Document.
29208 (TYPE_STRUCTURAL_EQUALITY_P): Document.
29209 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
29210 * doc/invoke.texi (verify-canonical-types): Document --param
29211 parameter for verifying canonical types.
29213 2007-01-02 Joseph Myers <joseph@codesourcery.com>
29215 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
29216 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
29217 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
29218 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
29220 * config/rs6000/e500.h: New.
29221 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
29222 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
29224 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
29225 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
29226 TARGET_E500_DOUBLE): Remove.
29227 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
29228 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
29229 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
29230 * config/rs6000/rs6000.c (rs6000_override_options): Use
29231 CHECK_E500_OPTIONS.
29233 2007-01-02 Joseph Myers <joseph@codesourcery.com>
29235 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
29236 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
29237 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
29238 rs6000_emit_cmove): Don't check TARGET_E500.
29239 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
29240 sordered): Don't check TARGET_E500.
29242 2007-01-01 Eric Christopher <echristo@apple.com>
29244 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
29245 HARD_REGISTER_NUM_P.
29247 2007-01-01 Roger Sayle <roger@eyesopen.com>
29249 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
29250 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
29251 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
29254 2007-01-01 Mike Stump <mrs@apple.com>
29256 * configure.ac: Remove support for building with Apple's gcc-3.1.
29258 2007-01-02 Joseph Myers <joseph@codesourcery.com>
29260 PR middle-end/30311
29261 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
29262 REG is a hard register. Do not modify REG before calling
29264 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
29265 multiple of the size of YMODE for certain lowpart cases.
29267 2007-01-01 Andrew Pinski <pinskia@gmail.com>
29269 PR middle-end/30253
29270 * gimplify (voidify_wrapper_expr): Update for
29271 GIMPLE_MODIFY_STMT.
29273 2007-01-01 Andreas Schwab <schwab@suse.de>
29276 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
29277 save of BR0 in extra_spill_size instead of spill_size.
29278 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
29280 (ia64_expand_epilogue): Restore BR0 from its new location.
29282 2007-01-01 Andrew Pinski <pinskia@gmail.com>
29284 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
29285 Use a temporary variable if the left hand side is not a gimple
29288 2007-01-01 Andrew Pinski <pinskia@gmail.com>
29290 * gimplify.c (gimplify_return_expr): Make the temporary variable
29291 for the return expression, a gimple register variable.
29293 2007-01-01 Jan Hubicka <jh@suse.cz>
29295 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
29298 2007-01-01 Mike Stump <mrs@apple.com>
29300 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
29302 * config/darwin.c (machopic_select_rtx_section): Use
29303 HAVE_GAS_LITERAL16.
29304 (darwin_mergeable_constant_section): Likewise.
29305 * configure: Regenerate.
29306 * config.in: Regenerate.
29308 2007-01-01 Jan Hubicka <jh@suse.cz>
29309 Andrew Pinski <pinskia@gmail.com>
29311 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
29312 before starting IPA passes.