1 2007-10-04 Anatoly Sokolov <aesok@post.ru>
3 * config/avr/avr.c (commands_in_file, commands_in_prologues,
4 commands_in_epilogues): Remove variables.
5 (avr_file_start): Remove unneded initializations of commands_in_file,
6 commands_in_prologues and commands_in_epilogues variables.
7 (avr_file_end): Remove dead code.
9 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
11 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
14 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
17 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
18 (mips_split_doubleword_move): ...this.
19 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
20 use natural endianness for multi-format FPR values.
21 (mips_split_64bit_move): Rename to...
22 (mips_split_doubleword_move): ...this and extend to 64-bit words.
23 Use move_doubleword_fpr* patterns for moves involving FPRs.
24 (mips_save_reg): Update the call to mips_split_64bit_move.
25 (mips_secondary_reload_class): Return NO_REGS for any reload of a
26 nonzero constant into an FPR if the constant can be forced to memory.
27 * config/mips/mips.md: Update the splitter calls to
28 mips_split_64bit_move.
29 (UNSPEC_LOAD_DF_LOW): Rename to...
30 (UNSPEC_LOAD_LOW): ...this.
31 (UNSPEC_LOAD_DF_HIGH): Rename to...
32 (UNSPEC_LOAD_HIGH): ...this.
33 (UNSPEC_STORE_DF_HIGH): Rename to...
34 (UNSPEC_STORE_WORD): ...this.
35 (SPLITF): New mode iterator.
36 (HALFMODE): New mode attribute.
37 (movtf): New expander.
38 (*movtf_internal): New define_insn_and_split.
39 (move_doubleword_fpr<mode>): New expander.
40 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
42 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
43 (mfhc1<mode>): ...these more general patterns.
45 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
47 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
49 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
51 * gcse.c (hash_scan_set): Insert set in insn before note at
52 the end of basic block.
54 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
56 PR tree-optimization/33576
57 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
58 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
59 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
60 (remove_iv): Declared.
61 * lambda-code.c (remove_iv): Not static.
62 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
63 Don't remove ivs there, save ivs in the buffer.
65 2007-10-03 Jason Merrill <jason@redhat.com>
68 * tree-eh.c (same_handler_p): New fn.
69 (optimize_double_finally): New fn.
70 (refactor_eh_r): New fn.
71 (refactor_eh): New fn.
72 (pass_refactor_eh): New pass.
73 * tree-pass.h: Declare it.
74 * passes.c (init_optimization_passes): Add it.
76 2007-10-03 Doug Kwan <dougkwan@google.com>
77 Richard Guenther <rguenther@suse.de>
80 * dwarf2out.c (reference_to_unused): Disable sanity checking,
81 be conservative instead.
83 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
86 * doc/invoke.texi (-fwhole-program): Document that Fortran
87 doesn't support this option.
89 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
92 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
95 2007-10-02 David Daney <ddaney@avtrex.com>
97 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
98 against constant zero.
99 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
102 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
104 * ra-conflict.c: New file.
106 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
107 usage to DF_LIVE usage.
108 * rtlanal.c (subreg_nregs_with_regno): New function.
109 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
110 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
111 (df_has_eh_preds): Removed.
112 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
113 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
115 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
116 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
117 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
118 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
119 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
120 (global_alloc): Turn off rescanning insns after call to
121 global_conflicts and added call to set_preferences.
122 (global_conflicts): Moved to ra-alloc.c.
123 (set_preferences_1, set_preferences): New function.
124 (mirror_conflicts): Changed types for various variables.
125 (mark_elimination): Change DF_RA_LIVE
126 usage to DF_LIVE usage.
127 (build_insn_chain): Rewritten from scratch and made local.
128 (print_insn_chain, print_insn_chains): New functions.
129 (dump_conflicts): Do not print conflicts for fixed_regs.
130 (rest_of_handle_global_alloc): Turn off insn rescanning.
131 * hard-reg-set.h: Fixed comment.
132 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
133 usage to DF_LIVE usage and delete refs to TOP sets.
134 (block_alloc): Mark regs as live if they are in the artificial
135 defs at top of block.
136 (find_stack_regs): New function.
137 (rest_of_handle_local_alloc): Changed urec problem to live
138 problem and do not turn off df rescanning.
139 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
140 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
141 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
142 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
143 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
144 fields in df_ref_flags. The rest have been renumbered.
145 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
147 * rtl.h (subreg_nregs_with_regno): New function.
148 * df-problems.c: (df_get_live_out, df_get_live_in,
149 df_get_live_top): Removed reference to DF_RA_LIVE.
150 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
151 df_live_alloc, df_live_reset, df_live_local_finalize,
152 df_live_free): Make top set only if different from in set.
153 (df_lr_top_dump, df_live_top_dump): Only print top set if
154 different from in set.
155 (df_lr_bb_local_compute): Removed unnecessary check.
156 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
157 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
158 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
159 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
160 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
161 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
162 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
163 df_urec_add_problem): Removed.
164 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
166 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
167 * basic_block.h (bb_has_abnormal_pred): New function.
168 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
169 usage to DF_LIVE usage.
171 2007-10-02 Revital Eres <eres@il.ibm.com>
173 * config/rs6000/predicates.md (easy_vector_constant): Return false
174 for 750CL paired vectors.
175 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
177 (vec_initv2sf): Add new description.
178 (vconcatsf): Likewise.
179 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
180 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
182 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
184 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
185 sinking the last stmt in a BB.
187 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
190 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
191 (sra_hash_tree): Handle BIT_FIELD_REFs.
192 (sra_elt_hash): Don't hash bitfld blocks.
193 (sra_elt_eq): Skip them in parent compares as well. Handle
195 (build_element_name_1): Handle BIT_FIELD_REFs.
196 (instantiate_element): Propagate nowarn from parents. Create
197 BIT_FIELD_REF for variables that are widened by scalarization.
198 Gimple-zero-initialize all bit-field variables that are not
199 part of parameters that are going to be scalarized on entry.
200 (instantiate_missing_elements_1): Return the sra_elt.
201 (canon_type_for_field): New.
202 (try_instantiate_multiple_fields): New. Infer widest possible
203 access mode from decl or member type, but clip it at word
204 size, and only widen it if a field crosses an alignment
206 (instantiate_missing_elements): Use them.
207 (generate_one_element_ref): Handle BIT_FIELD_REFs.
208 (scalar_bitfield_p): New.
209 (sra_build_assignment): Optimize assignments from scalarizable
210 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
213 (sra_build_bf_assignment): New. Optimize assignments to
214 scalarizable BIT_FIELD_REFs.
215 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
216 assignments to full variables.
217 (generate_copy_inout): Use the new macros and functions.
218 (generate_element_copy): Likewise. Handle bitfld differences.
219 (generate_element_zero): Don't recurse for blocks. Use
220 sra_build_elt_assignment.
221 (generate_one_element_init): Take elt instead of var. Use
222 sra_build_elt_assignment.
223 (generate_element_init_1): Adjust.
224 (bitfield_overlap_info): New struct.
225 (bitfield_overlaps_p): New.
226 (sra_explode_bitfield_assignment): New. Adjust widened
227 variables to account for endianness.
228 (sra_sync_for_bitfield_assignment): New.
229 (scalarize_use): Re-expand assignment to/from scalarized
230 BIT_FIELD_REFs. Explode or sync needed members for
231 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
232 (scalarize_copy): Use REPLDUP.
233 (scalarize_ldst): Move assert before dereference. Adjust EH
235 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
237 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
239 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
240 Rename CR_* constants to CMP_*. Fix spacing.
242 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
245 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
246 to be processed with the special script doc/install.texi2html.
248 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
250 * doc/invoke.texi (Wall): List the options enabled by Wall.
251 (Wstrict-aliasing): Add missing @option.
253 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
255 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
256 rather than gen_lowpart to change a register from DImode to DFmode.
257 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
258 both FROM and TO are integer modes that are no bigger than 4 bytes.
259 (mips_mode_ok_for_mov_fmt_p): New function.
260 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
261 (mips_secondary_reload_class): Tweak formatting and comments.
262 Use reg_class_subset_p instead of direct comparisons with
263 classes. Only allow direct FPR<->FPR moves for modes that
264 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
265 for 4- and 8-byte types. Handle reloads in which X is an FPR.
266 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
267 (*movdi_64bit): Likewise.
268 (*movsi_internal): Likewise.
269 (*movhi_internal): Likewise.
270 (*movqi_internal): Likewise.
272 2007-09-30 Diego Novillo <dnovillo@google.com>
275 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
278 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
280 PR tree-optimization/33597
281 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
282 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
284 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
286 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
287 instead of variants of (!reload_in_progress && !reload_completed).
288 (x86_expand_vector_move): Ditto.
290 2007-09-28 Ollie Wild <aaw@google.com>
293 2007-09-27 Ollie Wild <aaw@google.com>
295 * varasm.c (compare_constant): Removed call to
296 lang_hooks.expand_constant.
297 (copy_constants): Removed call to lang_hooks.expand_constant.
298 (compute_reloc_for_constant): Removed call to
299 lang_hooks.expand_constant.
300 (output_addressed_constants): Removed call to
301 lang_hooks.expand_constant.
302 (constructor_static_from_elts_p): Removed call to
303 lang_hooks.expand_constant.
304 (output_constant): Removed calls to lang_hooks.expand_constant.
305 * langhooks.h (struct lang_hooks): Removed field expand_constant.
306 * langhooks-def.h (lhd_return_tree): Removed.
307 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
308 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
309 * langhooks.c (lhd_return_tree): Removed.
311 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
314 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
315 argument to gen_selb.
317 2007-09-28 Chao-ying Fu <fu@mips.com>
319 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
320 * doc/libgcc.texi (Fixed-point fractional library routines):
321 Fix typos for neg and cmp functions.
323 2007-09-28 Michael Matz <matz@suse.de>
325 PR rtl-optimization/33552
326 * function.c (match_asm_constraints_1): Check for overlap in
327 inputs and replace all occurences.
329 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
331 * config/mips/mips.c (override_options): Fix comment typo.
333 2007-09-28 Jie Zhang <jie.zhang@analog.com>
335 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
336 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
337 * config/bfin/t-bfin-linux (crti.o): Don't build.
339 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
340 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
342 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
344 2007-09-27 Ollie Wild <aaw@google.com>
346 * varasm.c (compare_constant): Removed call to
347 lang_hooks.expand_constant.
348 (copy_constants): Removed call to lang_hooks.expand_constant.
349 (compute_reloc_for_constant): Removed call to
350 lang_hooks.expand_constant.
351 (output_addressed_constants): Removed call to
352 lang_hooks.expand_constant.
353 (constructor_static_from_elts_p): Removed call to
354 lang_hooks.expand_constant.
355 (output_constant): Removed calls to lang_hooks.expand_constant.
356 * langhooks.h (struct lang_hooks): Removed field expand_constant.
357 * langhooks-def.h (lhd_return_tree): Removed.
358 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
359 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
360 * langhooks.c (lhd_return_tree): Removed.
362 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
365 * expr.c (emit_group_load_1): Split constant double when destination
366 length is half source length.
368 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
370 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
371 (mips_cpu_info): Add tune_flags.
372 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
373 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
375 (override_options): Remove deprecation code. Use branch-likely
376 instructions for optimize_size or if the tuning flags do not
377 suggest otherwise. Tweak warning.
378 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
380 2007-09-27 Matthias Klose <doko@ubuntu.com>
382 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
383 multilib osdirname if it exists.
384 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
386 2007-09-27 Ian Lance Taylor <iant@google.com>
388 PR tree-optimization/33565
389 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
390 assignments of comparisons.
391 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
392 parameter. Change caller. Defer overflow warnings around call to
394 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
395 TREE_NO_WARNING is set on the statement.
396 * tree-ssa-forwprop.c
397 (tree_ssa_forward_propagate_single_use_vars): Don't test
398 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
399 * tree-cfg.c (fold_cond_expr_cond): Likewise.
401 2007-09-27 Joseph Myers <joseph@codesourcery.com>
403 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
404 reduce offset by units of 0x10000 for SPE vector modes or modes
405 used with E500 double instructions.
407 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
409 * simplify-rtx.c (comparison_result): New.
410 (simplify_const_relational_operation): Use it instead of the five
411 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
412 Improve bounds-checking optimizations; remove subsumed POPCOUNT
413 optimizations. Extract nonzero_address_p optimizations into a
414 separate "if" together with optimizations where op1 is const0_rtx.
415 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
416 floating-point arguments too when appropriate. Hoist test for ABS
417 outside the final switch statement.
418 * cse.c (fold_rtx): Don't look for an IOR equivalent of
419 folded_arg0 if we found a constant equivalent. Remove
420 transformations done in simplify-rtx.c for "op0 RELOP op0".
422 2007-09-27 Jakub Jelinek <jakub@redhat.com>
424 * builtins.c (expand_builtin, expand_builtin_object_size,
425 expand_builtin_memory_chk, maybe_emit_chk_warning,
426 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
428 * expr.c (expand_expr_real_1): Likewise.
429 * langhooks-def.h (struct diagnostic_info): Add forward decl.
430 (lhd_print_error_function): Add third argument.
431 * langhooks.h (struct diagnostic_info): Add forward decl.
432 (struct lang_hooks): Add third argument to print_error_function.
433 * diagnostic.h (diagnostic_info): Add abstract_origin field.
434 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
436 (diagnostic_report_current_function): Likewise.
437 * toplev.c (announce_function): Pass NULL as second argument to
438 diagnostic_set_last_function.
439 * diagnostic.c (diagnostic_report_current_function): Add second
440 argument, pass it as third argument to lang_hooks.print_error_function.
441 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
442 to diagnostic_report_current_function.
443 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
444 and message.abstract_origin.
445 (verbatim): Initialize abstract_origin.
446 * pretty-print.h (text_info): Add abstract_origin field.
447 * pretty-print.c (pp_base_format): Handle %K.
448 * langhooks.c (lhd_print_error_function): Add third argument. If
449 diagnostic->abstract_origin, print virtual backtrace.
450 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
451 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
452 (init_dynamic_diag_info): Likewise.
454 2007-09-26 David Daney <ddaney@avtrex.com>
457 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
458 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
459 sync_old_nand<mode>, sync_new_nand<mode>,
460 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
461 Update length attributes.
462 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
463 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
465 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
466 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
467 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
470 2007-09-26 Richard Guenther <rguenther@suse.de>
472 PR tree-optimization/33563
473 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
474 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
476 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
479 2007-09-26 Joseph Myers <joseph@codesourcery.com>
482 * c-common.c (complete_array_type): Diagnose too-large arrays and
483 set type to error_mark_node.
485 2007-09-26 Richard Guenther <rguenther@suse.de>
487 PR tree-optimization/30375
488 PR tree-optimization/33560
489 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
493 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
495 * tree-ssa-dse.c (aggregate_vardecl_d): New.
496 (dse_global_data): Add aggregate_vardecl field.
497 (dse_possible_dead_store_p): New.
498 Add prev_defvar variable.
499 Allow immediate uses and previous immediate uses to differ
500 if they are setting different parts of the whole.
501 (get_aggregate_vardecl): New.
502 (dse_record_partial_aggregate_store): New.
503 (dse_whole_aggregate_clobbered_p): New.
504 (dse_partial_kill_p): New.
505 Call dse_maybe_record_aggregate_store().
506 When checking whether a STMT and its USE_STMT refer to the
507 same memory address, check also for partial kills that clobber
509 Move some variable definitions to the block where they are used.
510 (aggregate_vardecl_hash): New.
511 (aggregate_vardecl_eq): New.
512 (aggregate_vardecl_free): New.
513 (aggregate_whole_store_p): New.
514 (tree_ssa_dse): Initialize and free aggregate_vardecl.
515 Mark which aggregate stores we care about.
517 2007-09-25 DJ Delorie <dj@redhat.com>
520 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
523 2007-09-25 Michael Meissner <michael.meissner@amd.com>
526 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
527 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
528 for vector int32 -> int64 conversions. Don't write beyond the end
529 of the allocated vector for int32 -> int64 conversions.
531 2007-09-25 Revital Eres <eres@il.ibm.com>
533 * config/rs6000/paired.h (paired_sel): New.
534 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
535 (rs6000_expand_ternop_builtin): Pass zero const_double operand
536 when expanding selv2sf.
537 * config/rs6000/rs6000.h (rs6000_builtins): Add
538 PAIRED_BUILTIN_SELV2SF4.
540 2007-09-25 Joseph Myers <joseph@codesourcery.com>
543 * c-typeck.c (default_conversion): Call require_complete_type
544 before perform_integral_promotions.
545 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
546 (build_c_cast): Call require_complete_type except for casts to
548 (convert_for_assignment): Call require_complete_type.
550 2007-09-25 Revital Eres <eres@il.ibm.com>
552 * config/spu/spu.md: Fix doloop pattern.
554 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
556 * config/bfin/bfin.c (expand_prologue_reg_save,
557 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs and
559 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
560 ... from here. New argument ALL; callers changed.
561 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
562 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
563 have the "saveall" attribute.
565 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
567 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
569 (INCOMING_REGNO, OUTGOING_REGNO): Define.
570 * config/mmix/mmix.c (mmix_opposite_regno): New function.
571 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
573 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
574 with REG_P tests before REGNO access.
576 2007-09-24 DJ Delorie <dj@redhat.com>
579 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
581 (movqicc_<code>_<mode>): Likewise.
582 (movhicc_<code>_<mode>): Likewise.
584 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
587 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
590 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
593 * config/i386/i386.c (ix86_comp_type_attributes): Check
596 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
598 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
599 "move.l %a4,%a4" to produce nops.
600 * config/m68k/m68k.c (override_options): Reset align options,
601 if neccessary align macro isn't avaible.
603 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
605 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
607 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
609 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
611 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
613 (peephole pattern): Convert most of them to RTL peephole pattern.
615 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
617 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
618 (moved from fp compare patterns).
619 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
620 Cleanup predicates to relieve reload.
621 (conditional_trap): Reject conditional trap with fp condition.
622 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
623 certain constants early.
625 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
627 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
629 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
631 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
632 Allow --with-tune=cell and --with-cpu=cell.
634 2007-09-24 David Edelsohn <edelsohn@gnu.org>
636 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
637 * config/rs6000/rs6000.opt (swdiv): Change option to ...
639 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
641 (TARGET_BUILTIN_RECIPROCAL): Use it.
642 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
643 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
644 (rs6000_emit_swrsqrtsf): New.
645 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
647 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
648 (divsf3): Remove swdiv support.
651 (rsqrt_internal1): New.
652 (divdf3): Remove swdiv support.
655 2007-09-24 Jakub Jelinek <jakub@redhat.com>
658 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
660 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
661 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
662 * tree.c (type_hash_eq): For FUNCTION_TYPE use
663 lang_hooks.type.type_hash_eq in addition to generic tests.
665 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
666 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
668 * tree-inline.h (eni_weights): Add field target_builtin_cost to
669 reflect the cost per call to a target specific builtin.
670 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
671 call to a target specific builtin, then use target_builtin_call_cost.
672 (init_inline_once): Initialize target_builtin_call_cost field.
674 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
677 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
680 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
682 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
683 * configure: Regenerated.
685 2007-09-23 Ollie Wild <aaw@google.com>
687 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
689 (get_pointer_modulus_and_residue): New function.
691 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
693 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
694 combine an SC return value into a single register.
696 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
698 * opth-gen.awk (target_flags_explicit): Declare.
699 * toplev.h (target_flags_explicit): Delete declaration.
700 * toplev.c (target_flags): Likewise.
701 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
702 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
703 Never return true for TARGET_MIPS16.
704 * config/mips/mips.c (mips_llsc): Delete.
705 (mips_handle_option): Remove -mllsc handling.
706 (mips_strip_unspec_address): Tweak comment.
707 * config/mips/mips.opt (mllsc): Use a target mask.
709 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
711 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
712 word_mode as well as Pmode.
714 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
716 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
717 parameters from word_mode to the subword type if such a truncation
720 2007-09-23 Jakub Jelinek <jakub@redhat.com>
722 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
723 * configure: Regenerated.
725 2007-09-23 Jan Hubicka <jh@suse.cz>
727 * params.def (INLINE_CALL_COST): Set to 12.
728 * invoke.texi (inline-call-cost): Update default value.
730 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
732 * config/alpha/alpha.md (movti): Use operand_subword for the split.
734 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
735 Revital Eres <eres@il.ibm.com>
737 * modulo-sched.c (doloop_register_get): Rewrite the loop which
738 checks whether the count_reg is found outside the control part.
740 2007-09-23 Jakub Jelinek <jakub@redhat.com>
742 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
743 instead of checking CALL_EXPR_FN directly to test for builtins.
744 If error or warning attributes are present, print
746 * c-common.c (handle_error_attribute): New function.
747 (c_common_attribute_table): Add error and warning
749 * doc/extend.texi: Document error and warning attributes.
751 * tree.h (block_nonartificial_location): New prototype.
752 * tree.c (block_nonartificial_location): New function.
753 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
754 if artificial attribute is present on abstract inline decl.
755 * c-common.c (handle_artificial_attribute): New function.
756 (c_common_attribute_table): Add artificial attribute.
757 * final.c (override_filename, override_linenum): New variables.
758 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
759 and override_linenum if inside of a block inlined from
760 __attribute__((__artificial__)) function.
761 (notice_source_line): Honor override_filename and override_linenum.
762 * doc/extend.texi: Document __attribute__((__artificial__)).
763 * config/i386/emmintrin.h: Add __artificial__ attribute to
764 all __always_inline__ functions.
765 * config/i386/mmintrin.h: Likewise.
766 * config/i386/tmmintrin.h: Likewise.
767 * config/i386/mm3dnow.h: Likewise.
768 * config/i386/pmmintrin.h: Likewise.
769 * config/i386/ammintrin.h: Likewise.
770 * config/i386/xmmintrin.h: Likewise.
771 * config/i386/smmintrin.h: Likewise.
772 * config/i386/bmmintrin.h: Likewise.
773 * config/i386/mmintrin-common.h: Likewise.
776 * expr.c (expand_constructor): New function.
777 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
778 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
781 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
783 * config/mips/mips.c (dump_constants_1): Generalize to include
784 fractional and accumulator modes.
786 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
788 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
789 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
791 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
792 TARGET_HARD_FLOAT when testing whether -mpaired-single is
794 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
796 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
798 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
799 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
801 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
802 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
803 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
805 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
807 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
808 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
809 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
811 2007-09-22 Jason Merrill <jason@redhat.com>
814 * attribs.c (lookup_attribute_spec): Split out...
815 (decl_attributes): From here.
816 * tree.h: Declare it.
818 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
820 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
822 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
824 * tree-inline.c (remap_type_1): Correctly chain variants.
826 2007-09-22 Richard Guenther <rguenther@suse.de>
828 PR tree-optimization/33146
829 * fold-const.c (fold_binary): Use the original tree
831 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
834 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
837 * except.c (finish_eh_generation): Call commit_edge_insertions if
838 there are insns queued on the entry edge.
839 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
842 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
844 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
846 2007-09-19 Michael Meissner <michael.meissner@amd.com>
848 * gcc/config/i386/i386.c: Delete trailing whitespace.
849 * gcc/config/i386/i386.h: Ditto.
850 * gcc/config/i386/bmmintrin.h: Ditto.
851 * gcc/config/i386/sync.md: Ditto.
852 * gcc/config/i386/ppro.md: Ditto.
853 * gcc/config/i386/mmx.md: Ditto.
854 * gcc/config/i386/constraints.md: Ditto.
855 * gcc/config/i386/sse.md: Ditto.
856 * gcc/config/i386/athlon.md: Ditto.
857 * gcc/config/i386/i386.md: Ditto.
859 2007-09-21 Richard Guenther <rguenther@suse.de>
861 PR tree-optimization/33508
862 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
863 quadratic loop by keeping a bitmap of variables we have
864 to clobber all subvariables for.
865 (set_initial_properties): Likewise.
867 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
869 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
871 2007-09-20 Nigel Stephens <nigel@mips.com>
872 Chao-ying Fu <fu@mips.com>
874 * c-decl.c (finish_declspecs): When _Sat is used without
875 _Fract or _Accum, set the default type to cts_fract.
876 This avoids a warning of "type defaults to int".
878 2007-09-20 Joseph Myers <joseph@codesourcery.com>
880 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
881 bit-fields wider than one bit.
883 2007-09-20 Jakub Jelinek <jakub@redhat.com>
886 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
888 * dbxout.c (dbxout_type): Likewise.
892 * gimplify.c (gimplify_vla_decl): New function.
893 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
895 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
897 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
899 * doc/invoke.texi (-minterlink-mips16): Document.
900 * config/mips/mips.opt (minterlink-mips16): New option.
901 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
904 2007-09-20 Joseph Myers <joseph@codesourcery.com>
906 * doc/extend.texi (Attribute Syntax): Remove old speculative
909 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
911 * combine.c: Include cgraph.h.
912 (setup_incoming_promotions): Rework to allow more aggressive
913 elimination of sign extensions when all call sites of the
914 current function are known to lie within the current unit.
916 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
918 * dse.c (find_shift_sequence): No-op rework of control flow.
920 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
922 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
923 GPR for DCmode on 64-bit targets. Remove redundant fallback.
925 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
927 * cfgexpand.c (dump_stack_var_partition): Use the correct
928 index for the offset.
930 2007-09-19 Joseph Myers <joseph@codesourcery.com>
932 * config/mips/sde.h: Switch to GPLv3.
934 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
936 * tree-sra.c (decide_block_copy): Decide if there are groups.
938 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
940 * config/m68k/m68k.c (output_move_himode): Remove jump table
942 config/m68k/m68k.md (lea): Likewise.
943 * config/m68k/m68k.c (print_operand_address): Use simple pc
946 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
948 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
949 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
951 (asm_insn_count): Pass template as second argument to it.
952 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
953 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
954 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
955 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
956 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
957 (sh_insn_length_adjustment): Pass template as second argument to it.
958 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
960 * config/bfin/bfin.md (define_asm_attributes): New.
962 2007-09-19 Jie Zhang <jie.zhang@analog.com>
964 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
966 * config/bfin/print-sysroot-suffix.sh: New.
967 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
968 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
969 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
970 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
971 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
972 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
973 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
974 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
975 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
976 (linux-sysroot-suffix.h): New target.
977 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
978 (mspecld-anomaly): Likewise.
979 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
980 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
981 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
982 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
983 (bfin_si_revision): Declare.
984 (bfin_workarounds): Declare.
985 (WA_SPECULATIVE_LOADS): Define.
986 (ENABLE_WA_SPECULATIVE_LOADS): Define.
987 (WA_SPECULATIVE_SYNCS): Define.
988 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
989 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
990 (LIB_SPEC): Add %s to the linker scripts.
991 Use proper linker script for bf522, bf525, bf527,
992 bf538, bf539, bf542, bf544, bf548, and bf549.
993 * config/bfin/bfin.c (bfin_si_revision): Define.
994 (bfin_workarounds): Define.
995 (struct bfin_cpu): New.
997 (bfin_handle_option): Handle silicon revision part of -mcpu option.
998 (override_options): Set bfin_workarounds.
999 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
1000 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
1001 ENABLE_WA_SPECULATIVE_LOADS.
1002 (bfin_reorg): Likewise.
1003 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1004 macros for bf522, bf525, bf527, bf538, bf539,
1005 bf542, bf544, bf548, and bf549.
1006 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
1007 Don't define __ID_SHARED_LIB__ when -msep-data.
1008 (TARGET_DEFAULT): Define as 0.
1009 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
1010 * doc/invoke.texi (Blackfin Options): Document silicon
1011 revision part of -mcpu option and it now accepts bf522, bf525,
1012 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
1014 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1016 * alias.c (memory_modified_1): Deconstify.
1017 (memory_modified_in_insn_p): Don't use const_note_stores.
1018 * rtl.h (const_note_stores): Delete.
1019 * rtlanal.c (const_note_stores): Likewise.
1021 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
1023 * dse.c (find_shift_sequence): Temporarily revert to forbidding
1026 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
1030 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
1031 (addsi_small_int): Likewise.
1032 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
1033 (one_cmplsi2): Likewise.
1035 (enter_func): Expand insn using hard_frame_pointer_rtx and
1038 * config/fr30/fr30.c (fr30_expand_prologue): Check for
1039 hard_frame_pointer_rtx instead of using REGNO() check.
1040 Properly sign extend GEN_INT() argument.
1042 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
1044 * config/m68k/m68k.c (override_options): Remove USE_GAS,
1046 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
1047 alternatives with just jcc.
1048 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
1049 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
1050 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
1051 dbge_hi, dbge_si): Likewise.
1053 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
1055 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
1056 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
1057 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
1058 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
1059 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
1061 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
1063 * config/m68k/m68k-devices.def (51qe): New device.
1064 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
1065 to all uses of FL_FOR_isa_c for compatibility.
1066 (all_microarchs): Add cfv1 microarchitecture.
1067 (m68k_handle_option): Handle m51qe option.
1068 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
1069 (TUNE_CFV1): New macro.
1070 (enum uarch_type): Add ucfv1.
1071 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
1073 2007-09-18 Richard Guenther <rguenther@suse.de>
1075 PR tree-optimization/31863
1076 * tree-ssa-structalias.c (create_variable_info_for): Always
1077 free the fieldstack.
1079 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
1081 * opts.c (decode_options): Enable vectorization under -O3.
1083 2007-09-18 Richard Guenther <rguenther@suse.de>
1085 PR tree-optimization/33340
1086 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
1087 SSA_NAMEs that occur in abnormal PHI nodes.
1089 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1091 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
1092 Don't use const_get_call_expr_in.
1093 * tree-gimple.c (const_get_call_expr_in): Delete.
1094 * tree-gimple.h (const_get_call_expr_in): Likewise.
1096 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
1098 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
1099 not yet have a basic block.
1100 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
1102 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
1104 * config/mips/mips.c (mips_file_start): Add ".previous" directives
1105 to both ".section"s.
1107 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
1109 * config/mips/mips.c (mips_output_mi_thunk): Use
1110 mips_function_ok_for_sibcall and const_call_insn_operand
1111 to determine if a direct sibcall is allowed. Use
1112 mips_classify_symbol to determine a global pointer is needed.
1114 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
1116 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
1118 2007-09-17 Chao-ying Fu <fu@mips.com>
1119 Nigel Stephens <nigel@mips.com>
1121 * config/fixed-bit.h: New file.
1122 * config/fixed-bit.c: New file.
1123 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
1125 2007-09-18 Jakub Jelinek <jakub@redhat.com>
1127 * c-format.h (format_kind_info): Add alloc_char field.
1128 * c-format.c (scanf_flag_specs): Add 'm'.
1129 (scanf_flag_pairs): Add 'a', 'm' pair.
1130 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
1131 (format_types_orig): Add alloc_char fields.
1132 (check_format_info_main): Rename aflag to alloc_flag.
1133 Handle fki->alloc_char. modifier after width and before length
1134 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
1135 length modifiers as well.
1136 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
1139 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
1140 returned by build_call_expr.
1142 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
1144 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
1145 NULL for variable-sized records too.
1146 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
1148 2007-09-17 Tom Tromey <tromey@redhat.com>
1150 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
1151 (c_builtin_function): Likewise.
1152 (grokdeclarator): Likewise.
1154 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
1156 PR rtl-optimization/26449
1157 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
1158 (seq_insns_valid_p): Removed.
1160 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
1162 * tree-nomudflap.c (gate_mudflap): New static function.
1163 (pass_mudflap_1): Use it as gate function.
1164 (pass_mudflap_2): Likewise.
1166 2007-09-17 Jan Hubicka <jh@suse.cz>
1170 * loop-invariant.c (move_invariant_reg): Unshare sequence.
1172 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
1174 PR tree-optimization/33319
1175 * tree-vect-analyze.c (vect_same_range_drs): New.
1176 (vect_vfa_range_equal): New.
1177 (vect_is_duplicate_ddr): Removed.
1178 (vect_mark_for_runtime_alias_test): Do not perform marking when
1179 optimizing for size or max_param for alias checking is zero.
1180 Move the function before vect_analyze_data_ref_dependence.
1181 (vect_analyze_data_ref_dependence): Add call to
1182 vect_mark_for_runtime_alias_test in two cases when dependence
1184 (vect_analyze_data_ref_dependences): Do not call to
1185 vect_mark_for_runtime_alias_test.
1186 (vect_prune_runtime_alias_test_list): New.
1187 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
1188 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
1189 Update vec_outside_cost.
1190 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
1191 (vect_create_cond_for_alias_checks): Build the base address of data
1192 reference from DR_GROUP_FIRST_DR.
1193 (vect_loop_versioning): New.
1194 (vect_transform_loop): Add a call to vect_loop_versioning.
1195 Remove factored out code.
1197 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1200 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
1203 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
1205 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
1206 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
1207 Fix the call to insn_rtx_cost. Skip access sizes that require a
1208 real truncation of the store register. Use convert_move instead
1209 of gen_lowpart when narrowing the result.
1210 (replace_read): Use convert_move instead of gen_lowpart when
1211 narrowing the store rhs.
1213 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
1215 * config/mips/mips.md (SHORT): Fix long line.
1216 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
1217 to QImode and HImode.
1219 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
1221 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
1223 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
1225 * tree-parloops.c: New file.
1226 * tree-ssa-operands.h (free_stmt_operands): Declare.
1227 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
1229 * tree-pass.h (pass_parallelize_loops): Declare.
1230 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
1232 (build_omp_regions_1): Allow analysing just a single OMP region and
1234 ( build_omp_regions_root, omp_expand_local): New functions.
1235 (build_omp_regions): Add argument to build_omp_regions_1 call.
1236 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
1237 autoparallelization is run.
1238 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
1239 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
1240 pass_parallelize_loops): New.
1241 * common.opt (ftree-parallelize-loops): New.
1242 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
1243 parallelize_loops): Declare.
1244 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
1245 * Makefile.in (tree-parloops.o): Added.
1246 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
1248 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
1249 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
1250 one extra edge as well.
1251 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
1252 Use VEC_free to free doms vector.
1253 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
1254 operands. Recompute operand caches in the new function.
1255 (move_sese_region_to_fn): Update loop info.
1256 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
1257 * tree-ssa-operands.c (free_stmt_operands): New function.
1259 * doc/passes.texi: Document autoparallelization.
1260 * doc/invoke.texi (-ftree-parallelize-loops): New option.
1262 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1265 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
1268 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
1270 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
1271 the VEC is not NULL.
1272 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
1273 get_vectype_for_scalar_type succeeded.
1274 (vectorizable_conversion): Likewise.
1276 2007-09-14 Jan Hubicka <jh@suse.cz>
1278 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
1281 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
1284 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
1285 register when operands[2] equals operands[1].
1286 (remainderxf3): Ditto.
1288 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
1289 Nigel Stephens <nigel@mips.com>
1291 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
1292 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
1293 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
1295 (_Unwind_ForcedUnwind): Likewise.
1296 (_Unwind_Resume): Likewise.
1297 (_Unwind_Resume_or_Rethrow): Likewise.
1298 (_Unwind_Backtrace): Likewise.
1299 (_Unwind_SjLj_RaiseException): Likewise.
1300 (_Unwind_SjLj_ForcedUnwind): Likewise.
1301 (_Unwind_SjLj_Resume): Likewise.
1302 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
1303 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
1305 (_Unwind_ForcedUnwind): Likewise.
1306 (_Unwind_Resume): Likewise.
1307 (_Unwind_Resume_or_Rethrow): Likewise.
1308 (_Unwind_Backtrace): Likewise.
1309 * unwind-compat.c (_Unwind_Backtrace): Likewise.
1310 (_Unwind_ForcedUnwind): Likewise.
1311 (_Unwind_RaiseException): Likewise.
1312 (_Unwind_Resume): Likewise.
1313 (_Unwind_Resume_or_Rethrow): Likewise.
1315 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
1316 nomips16 mode when IN_LIBGCC2 with hard float.
1318 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
1320 * config/mips/sdemtk.opt: Update to GPLv3.
1321 * config/mips/sdemtk.h: Likewise.
1323 2007-09-14 Nigel Stephens <nigel@mips.com>
1325 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
1326 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
1327 for mipsisa32-*-linux*.
1329 2007-09-14 Nigel Stephens <nigel@mips.com>
1330 David Ung <davidu@mips.com>
1331 Thiemo Seufer <ths@mips.com>
1332 Richard Sandiford <richard@codesourcery.com>
1334 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
1335 * configure.ac: Add a mipssde threading type.
1336 * configure: Regenerate.
1337 * config/mips/sdemtk.h: New file.
1338 * config/mips/t-sdemtk: Likewise.
1339 * config/mips/sdemtk.opt: Likewise.
1340 * gthr-mipssde.h: Likewise.
1341 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
1342 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
1343 (MIPS_ICACHE_SYNC): New macro, split from ...
1344 * config/mips/mips.md (clear_cache): ...here.
1345 * config/mips/mips.c (mips_save_reg_p): Check
1346 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
1347 (build_mips16_function_stub): Use targetm.strip_name_encoding.
1348 (build_mips16_call_stub): Likewise.
1350 2007-09-14 Richard Sandiford <richard@codesourcery.com>
1352 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
1354 2007-09-14 Jakub Jelinek <jakub@redhat.com>
1357 * config/ia64/ia64.c (find_gr_spill): Don't decrement
1358 current_frame_info.n_local_regs. Don't return emitted local
1360 (ia64_compute_frame_size): Improve unwind hack to put
1361 RP, PFS, FP in that order by allowing some of the registers
1362 been already emitted, as long as they are emitted to the
1365 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1367 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
1368 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
1369 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
1371 2007-09-13 Eric Christopher <echristo@apple.com>
1372 Kenneth Zadeck <zadeck@naturalbridge.com>
1374 * dse.c (find_shift_sequence): New function.
1375 (replace_read): Add case to remove read if it requires shift.
1376 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
1378 2007-09-13 Tom Tromey <tromey@redhat.com>
1380 * c-common.c (fname_as_string): Update.
1381 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
1382 (c_lex_one_token): Update. Add 'parser' argument.
1383 (c_parser_simple_asm_expr): Update.
1384 (c_parser_attributes): Update.
1385 (c_parser_asm_statement): Update.
1386 (c_parser_asm_operands): Update.
1387 (c_parser_peek_token): Update.
1388 (c_parser_peek_2nd_token): Update.
1389 * c-lex.c (c_lex_string_translate): Remove.
1390 (c_lex_return_raw_strings): Likewise.
1391 (c_lex_with_flags): Added 'lex_flags' argument.
1392 (lex_string): Added 'translate' argument.
1393 * c-pragma.h (c_lex_with_flags): Update.
1394 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
1395 (C_LEX_STRING_NO_TRANSLATE): New define.
1396 (C_LEX_RAW_STRINGS): Likewise.
1398 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
1401 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
1402 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
1403 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
1404 (bfin_init_builtins): Initialize __builtin_bfin_ones,
1405 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
1406 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
1407 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
1408 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
1409 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
1410 (bdesc_1arg): Add __builtin_bfin_ones.
1411 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
1412 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
1413 and __builtin_bfin_csqu_fr16.
1414 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
1415 (ones): New define_insn.
1416 (ssaddhi3_parts): New define_insn.
1417 (sssubhi3_parts): New define_insn.
1418 (flag_mulhi_parts): New define_insn.
1420 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
1422 * common.opt (femit-class-debug-always): Turn off by default.
1424 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
1426 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
1427 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
1429 2007-09-13 James E. Wilson <wilson@specifix.com>
1431 PR tree-optimization/33389
1432 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
1433 then set build_loads before returning.
1435 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
1436 David Ung <davidu@mips.com>
1438 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
1439 {d}addiu and a negative immediate such that it works with MIPS16
1442 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
1445 * configure.ac (ld_vers): Support Linux linker.
1446 * configure: Regenerated.
1448 2007-09-13 Richard Sandiford <richard@codesourcery.com>
1449 Sandra Loosemore <sandra@codesourcery.com>
1451 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
1452 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
1453 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
1454 nomips16 into decl attributes.
1455 (TARGET_INSERT_ATTRIBUTES): Override.
1456 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
1457 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
1458 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
1459 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
1460 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
1461 (mips_use_mips16_mode_p): Reimplement as a function that takes
1462 a decl and considers only decl attributes. If the decl is nested
1463 function, use its parent attributes.
1464 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
1465 instead of SYMBOL_REF_MIPS16_FUNC_P.
1466 (mips_set_mips16_mode): Move call to sorry here from old
1467 mips_use_mips16_mode_p.
1468 (mflip_mips16_entry): New structure.
1469 (mflip_mips16_htab): New variable.
1470 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
1471 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
1472 (mips_merge_decl_attributes): New function.
1473 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
1474 Use mips_use_mips16_mode_p.
1475 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
1476 SYMBOL_REF_MIPS16_FUNC_P.
1477 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
1479 2007-09-13 Richard Sandiford <richard@codesourcery.com>
1481 * c-parser.c (c_parser_struct_declaration): Check for a null return.
1483 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1486 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
1488 2007-09-12 Michael Meissner <michael.meissner@amd.com>
1489 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1490 Tony Linthicum <tony.linthicum@amd.com>
1492 * tree.h (function_args_iterator): New type to iterate over
1494 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
1495 function arguments providing a pointer to the argument.
1496 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
1497 function arguments providing the argument.
1498 (function_args_iter_init): Inline function to initialize
1499 function_args_iterator.
1500 (function_args_iter_cond_ptr): Inline function to return the next
1501 pointer to hold the argument.
1502 (function_args_iter_cond): Inline function to return the next
1504 (function_args_iter_cond_next): Advance the function args
1506 (stdarg_p): New function, return true if variable argument
1508 (prototype_p): New function, return true if function is
1510 (function_args_count): New function, count the number of arguments
1513 * tree.c (stdarg_p): New function, return true if variable
1515 (prototype_p): New function, return true if function is
1518 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
1519 (TARGET_ROUND): New macro for the round/ptest instructions which
1520 are shared between SSE4.1 and SSE5.
1521 (OPTION_MASK_ISA_ROUND): Ditto.
1522 (OPTION_ISA_ROUND): Ditto.
1523 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
1524 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
1526 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
1527 (-mfused-madd): New switch to give users control over whether the
1528 compiler optimizes to use the multiply/add SSE5 instructions.
1530 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
1531 m_ATHLON_K8_AMDFAM10, and change all uses.
1532 (enum pta_flags): Add PTA_SSE5.
1533 (ix86_handle_option): Turn off 3dnow if -msse5.
1534 (override_options): Add SSE5 support.
1535 (print_operand): %Y prints comparison codes for SSE5 com/pcom
1537 (ix86_expand_sse_movcc): Add SSE5 support.
1538 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
1539 vector type to the next largest size.
1540 (ix86_expand_sse5_pack): New function to use pperm to pack a
1541 vector type to the next smallest size.
1542 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
1543 (IX86_BUILTIN_FMADDSD): Ditto.
1544 (IX86_BUILTIN_FMADDPS): Ditto.
1545 (IX86_BUILTIN_FMADDPD): Ditto.
1546 (IX86_BUILTIN_FMSUBSS): Ditto.
1547 (IX86_BUILTIN_FMSUBSD): Ditto.
1548 (IX86_BUILTIN_FMSUBPS): Ditto.
1549 (IX86_BUILTIN_FMSUBPD): Ditto.
1550 (IX86_BUILTIN_FNMADDSS): Ditto.
1551 (IX86_BUILTIN_FNMADDSD): Ditto.
1552 (IX86_BUILTIN_FNMADDPS): Ditto.
1553 (IX86_BUILTIN_FNMADDPD): Ditto.
1554 (IX86_BUILTIN_FNMSUBSS): Ditto.
1555 (IX86_BUILTIN_FNMSUBSD): Ditto.
1556 (IX86_BUILTIN_FNMSUBPS): Ditto.
1557 (IX86_BUILTIN_FNMSUBPD): Ditto.
1558 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
1559 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
1560 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
1561 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
1562 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
1563 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
1564 (IX86_BUILTIN_PPERM): Ditto.
1565 (IX86_BUILTIN_PERMPS): Ditto.
1566 (IX86_BUILTIN_PERMPD): Ditto.
1567 (IX86_BUILTIN_PMACSSWW): Ditto.
1568 (IX86_BUILTIN_PMACSWW): Ditto.
1569 (IX86_BUILTIN_PMACSSWD): Ditto.
1570 (IX86_BUILTIN_PMACSWD): Ditto.
1571 (IX86_BUILTIN_PMACSSDD): Ditto.
1572 (IX86_BUILTIN_PMACSDD): Ditto.
1573 (IX86_BUILTIN_PMACSSDQL): Ditto.
1574 (IX86_BUILTIN_PMACSSDQH): Ditto.
1575 (IX86_BUILTIN_PMACSDQL): Ditto.
1576 (IX86_BUILTIN_PMACSDQH): Ditto.
1577 (IX86_BUILTIN_PMADCSSWD): Ditto.
1578 (IX86_BUILTIN_PMADCSWD): Ditto.
1579 (IX86_BUILTIN_PHADDBW): Ditto.
1580 (IX86_BUILTIN_PHADDBD): Ditto.
1581 (IX86_BUILTIN_PHADDBQ): Ditto.
1582 (IX86_BUILTIN_PHADDWD): Ditto.
1583 (IX86_BUILTIN_PHADDWQ): Ditto.
1584 (IX86_BUILTIN_PHADDDQ): Ditto.
1585 (IX86_BUILTIN_PHADDUBW): Ditto.
1586 (IX86_BUILTIN_PHADDUBD): Ditto.
1587 (IX86_BUILTIN_PHADDUBQ): Ditto.
1588 (IX86_BUILTIN_PHADDUWD): Ditto.
1589 (IX86_BUILTIN_PHADDUWQ): Ditto.
1590 (IX86_BUILTIN_PHADDUDQ): Ditto.
1591 (IX86_BUILTIN_PHSUBBW): Ditto.
1592 (IX86_BUILTIN_PHSUBWD): Ditto.
1593 (IX86_BUILTIN_PHSUBDQ): Ditto.
1594 (IX86_BUILTIN_PROTB): Ditto.
1595 (IX86_BUILTIN_PROTW): Ditto.
1596 (IX86_BUILTIN_PROTD): Ditto.
1597 (IX86_BUILTIN_PROTQ): Ditto.
1598 (IX86_BUILTIN_PROTB_IMM): Ditto.
1599 (IX86_BUILTIN_PROTW_IMM): Ditto.
1600 (IX86_BUILTIN_PROTD_IMM): Ditto.
1601 (IX86_BUILTIN_PROTQ_IMM): Ditto.
1602 (IX86_BUILTIN_PSHLB): Ditto.
1603 (IX86_BUILTIN_PSHLW): Ditto.
1604 (IX86_BUILTIN_PSHLD): Ditto.
1605 (IX86_BUILTIN_PSHLQ): Ditto.
1606 (IX86_BUILTIN_PSHAB): Ditto.
1607 (IX86_BUILTIN_PSHAW): Ditto.
1608 (IX86_BUILTIN_PSHAD): Ditto.
1609 (IX86_BUILTIN_PSHAQ): Ditto.
1610 (IX86_BUILTIN_FRCZSS): Ditto.
1611 (IX86_BUILTIN_FRCZSD): Ditto.
1612 (IX86_BUILTIN_FRCZPS): Ditto.
1613 (IX86_BUILTIN_FRCZPD): Ditto.
1614 (IX86_BUILTIN_CVTPH2PS): Ditto.
1615 (IX86_BUILTIN_CVTPS2PH): Ditto.
1616 (IX86_BUILTIN_COMEQSS): Ditto.
1617 (IX86_BUILTIN_COMNESS): Ditto.
1618 (IX86_BUILTIN_COMLTSS): Ditto.
1619 (IX86_BUILTIN_COMLESS): Ditto.
1620 (IX86_BUILTIN_COMGTSS): Ditto.
1621 (IX86_BUILTIN_COMGESS): Ditto.
1622 (IX86_BUILTIN_COMUEQSS): Ditto.
1623 (IX86_BUILTIN_COMUNESS): Ditto.
1624 (IX86_BUILTIN_COMULTSS): Ditto.
1625 (IX86_BUILTIN_COMULESS): Ditto.
1626 (IX86_BUILTIN_COMUGTSS): Ditto.
1627 (IX86_BUILTIN_COMUGESS): Ditto.
1628 (IX86_BUILTIN_COMORDSS): Ditto.
1629 (IX86_BUILTIN_COMUNORDSS): Ditto.
1630 (IX86_BUILTIN_COMFALSESS): Ditto.
1631 (IX86_BUILTIN_COMTRUESS): Ditto.
1632 (IX86_BUILTIN_COMEQSD): Ditto.
1633 (IX86_BUILTIN_COMNESD): Ditto.
1634 (IX86_BUILTIN_COMLTSD): Ditto.
1635 (IX86_BUILTIN_COMLESD): Ditto.
1636 (IX86_BUILTIN_COMGTSD): Ditto.
1637 (IX86_BUILTIN_COMGESD): Ditto.
1638 (IX86_BUILTIN_COMUEQSD): Ditto.
1639 (IX86_BUILTIN_COMUNESD): Ditto.
1640 (IX86_BUILTIN_COMULTSD): Ditto.
1641 (IX86_BUILTIN_COMULESD): Ditto.
1642 (IX86_BUILTIN_COMUGTSD): Ditto.
1643 (IX86_BUILTIN_COMUGESD): Ditto.
1644 (IX86_BUILTIN_COMORDSD): Ditto.
1645 (IX86_BUILTIN_COMUNORDSD): Ditto.
1646 (IX86_BUILTIN_COMFALSESD): Ditto.
1647 (IX86_BUILTIN_COMTRUESD): Ditto.
1648 (IX86_BUILTIN_COMEQPS): Ditto.
1649 (IX86_BUILTIN_COMNEPS): Ditto.
1650 (IX86_BUILTIN_COMLTPS): Ditto.
1651 (IX86_BUILTIN_COMLEPS): Ditto.
1652 (IX86_BUILTIN_COMGTPS): Ditto.
1653 (IX86_BUILTIN_COMGEPS): Ditto.
1654 (IX86_BUILTIN_COMUEQPS): Ditto.
1655 (IX86_BUILTIN_COMUNEPS): Ditto.
1656 (IX86_BUILTIN_COMULTPS): Ditto.
1657 (IX86_BUILTIN_COMULEPS): Ditto.
1658 (IX86_BUILTIN_COMUGTPS): Ditto.
1659 (IX86_BUILTIN_COMUGEPS): Ditto.
1660 (IX86_BUILTIN_COMORDPS): Ditto.
1661 (IX86_BUILTIN_COMUNORDPS): Ditto.
1662 (IX86_BUILTIN_COMFALSEPS): Ditto.
1663 (IX86_BUILTIN_COMTRUEPS): Ditto.
1664 (IX86_BUILTIN_COMEQPD): Ditto.
1665 (IX86_BUILTIN_COMNEPD): Ditto.
1666 (IX86_BUILTIN_COMLTPD): Ditto.
1667 (IX86_BUILTIN_COMLEPD): Ditto.
1668 (IX86_BUILTIN_COMGTPD): Ditto.
1669 (IX86_BUILTIN_COMGEPD): Ditto.
1670 (IX86_BUILTIN_COMUEQPD): Ditto.
1671 (IX86_BUILTIN_COMUNEPD): Ditto.
1672 (IX86_BUILTIN_COMULTPD): Ditto.
1673 (IX86_BUILTIN_COMULEPD): Ditto.
1674 (IX86_BUILTIN_COMUGTPD): Ditto.
1675 (IX86_BUILTIN_COMUGEPD): Ditto.
1676 (IX86_BUILTIN_COMORDPD): Ditto.
1677 (IX86_BUILTIN_COMUNORDPD): Ditto.
1678 (IX86_BUILTIN_COMFALSEPD): Ditto.
1679 (IX86_BUILTIN_COMTRUEPD): Ditto.
1680 (IX86_BUILTIN_PCOMEQUB): Ditto.
1681 (IX86_BUILTIN_PCOMNEUB): Ditto.
1682 (IX86_BUILTIN_PCOMLTUB): Ditto.
1683 (IX86_BUILTIN_PCOMLEUB): Ditto.
1684 (IX86_BUILTIN_PCOMGTUB): Ditto.
1685 (IX86_BUILTIN_PCOMGEUB): Ditto.
1686 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
1687 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
1688 (IX86_BUILTIN_PCOMEQUW): Ditto.
1689 (IX86_BUILTIN_PCOMNEUW): Ditto.
1690 (IX86_BUILTIN_PCOMLTUW): Ditto.
1691 (IX86_BUILTIN_PCOMLEUW): Ditto.
1692 (IX86_BUILTIN_PCOMGTUW): Ditto.
1693 (IX86_BUILTIN_PCOMGEUW): Ditto.
1694 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
1695 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
1696 (IX86_BUILTIN_PCOMEQUD): Ditto.
1697 (IX86_BUILTIN_PCOMNEUD): Ditto.
1698 (IX86_BUILTIN_PCOMLTUD): Ditto.
1699 (IX86_BUILTIN_PCOMLEUD): Ditto.
1700 (IX86_BUILTIN_PCOMGTUD): Ditto.
1701 (IX86_BUILTIN_PCOMGEUD): Ditto.
1702 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
1703 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
1704 (IX86_BUILTIN_PCOMEQUQ): Ditto.
1705 (IX86_BUILTIN_PCOMNEUQ): Ditto.
1706 (IX86_BUILTIN_PCOMLTUQ): Ditto.
1707 (IX86_BUILTIN_PCOMLEUQ): Ditto.
1708 (IX86_BUILTIN_PCOMGTUQ): Ditto.
1709 (IX86_BUILTIN_PCOMGEUQ): Ditto.
1710 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
1711 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
1712 (IX86_BUILTIN_PCOMEQB): Ditto.
1713 (IX86_BUILTIN_PCOMNEB): Ditto.
1714 (IX86_BUILTIN_PCOMLTB): Ditto.
1715 (IX86_BUILTIN_PCOMLEB): Ditto.
1716 (IX86_BUILTIN_PCOMGTB): Ditto.
1717 (IX86_BUILTIN_PCOMGEB): Ditto.
1718 (IX86_BUILTIN_PCOMFALSEB): Ditto.
1719 (IX86_BUILTIN_PCOMTRUEB): Ditto.
1720 (IX86_BUILTIN_PCOMEQW): Ditto.
1721 (IX86_BUILTIN_PCOMNEW): Ditto.
1722 (IX86_BUILTIN_PCOMLTW): Ditto.
1723 (IX86_BUILTIN_PCOMLEW): Ditto.
1724 (IX86_BUILTIN_PCOMGTW): Ditto.
1725 (IX86_BUILTIN_PCOMGEW): Ditto.
1726 (IX86_BUILTIN_PCOMFALSEW): Ditto.
1727 (IX86_BUILTIN_PCOMTRUEW): Ditto.
1728 (IX86_BUILTIN_PCOMEQD): Ditto.
1729 (IX86_BUILTIN_PCOMNED): Ditto.
1730 (IX86_BUILTIN_PCOMLTD): Ditto.
1731 (IX86_BUILTIN_PCOMLED): Ditto.
1732 (IX86_BUILTIN_PCOMGTD): Ditto.
1733 (IX86_BUILTIN_PCOMGED): Ditto.
1734 (IX86_BUILTIN_PCOMFALSED): Ditto.
1735 (IX86_BUILTIN_PCOMTRUED): Ditto.
1736 (IX86_BUILTIN_PCOMEQQ): Ditto.
1737 (IX86_BUILTIN_PCOMNEQ): Ditto.
1738 (IX86_BUILTIN_PCOMLTQ): Ditto.
1739 (IX86_BUILTIN_PCOMLEQ): Ditto.
1740 (IX86_BUILTIN_PCOMGTQ): Ditto.
1741 (IX86_BUILTIN_PCOMGEQ): Ditto.
1742 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
1743 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
1744 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
1745 OPTION_MASK_ISA_ROUND for instructions that are shared between
1747 (bdesc_2arg): Ditto.
1748 (bdesc_sse_3arg): Ditto.
1749 (enum multi_arg_type): New enum for describing the various SSE5
1750 intrinsic argument types.
1751 (bdesc_multi_arg): New table for SSE5 intrinsics.
1752 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
1753 (ix86_expand_multi_arg_builtin): New function for creating SSE5
1755 (ix86_expand_builtin): Add SSE5 intrinsic support.
1756 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
1757 operand instructions.
1758 (ix86_expand_sse5_multiple_memory): New function to split the
1759 second memory reference from SSE5 instructions.
1760 (type_has_variadic_args_p): Delete in favor of stdarg_p.
1761 (ix86_return_pops_args): Use stdarg_p to determine if the function
1762 has variable arguments.
1763 (ix86_setup_incoming_varargs): Ditto.
1764 (x86_this_parameter): Ditto.
1766 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
1768 (ix86_expand_sse5_pack): Ditto.
1769 (ix86_sse5_valid_op_p): Ditto.
1770 (ix86_expand_sse5_multiple_memory): Ditto.
1772 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
1773 constant for SSE5 support.
1774 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
1775 (UNSPEC_SSE5_TRUEFALSE): Ditto.
1776 (UNSPEC_SSE5_PERMUTE): Ditto.
1777 (UNSPEC_SSE5_ASHIFT): Ditto.
1778 (UNSPEC_SSE5_LSHIFT): Ditto.
1779 (UNSPEC_FRCZ): Ditto.
1780 (UNSPEC_CVTPH2PS): Ditto.
1781 (UNSPEC_CVTPS2PH): Ditto.
1782 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
1784 (COM_FALSE_S): Ditto.
1785 (COM_FALSE_P): Ditto.
1786 (COM_TRUE_S): Ditto.
1787 (COM_TRUE_P): Ditto.
1788 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
1789 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
1791 (memory attribute): Ditto.
1792 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1793 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
1794 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1795 (floor<mode>2): Ditto.
1796 (ceil<mode>2): Ditto.
1797 (btrunc<mode>2): Ditto.
1798 (nearbyintdf2): Ditto.
1799 (nearbyintsf2): Ditto.
1800 (sse_setccsf): Disable if SSE5.
1801 (sse_setccdf): Ditto.
1802 (sse5_setcc<mode>): New support for SSE5 conditional move.
1803 (sse5_pcmov_<mode>): Ditto.
1805 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
1807 (SSEMODEF2P): Ditto.
1808 (ssemodesuffixf4): New mode attribute for SSE5.
1809 (ssemodesuffixf2s): Ditto.
1810 (ssemodesuffixf2c): Ditto.
1811 (sserotatemax): Ditto.
1812 (ssescalarmode): Ditto.
1813 (sse_maskcmpv4sf3): Disable if SSE5.
1814 (sse_maskcmpv2df3): Ditto.
1815 (sse_vmmaskcmpv4sf3): Ditto.
1816 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
1818 (sse5_vmfmadd<mode>4): Ditto.
1819 (sse5_fmsub<mode>4): Ditto.
1820 (sse5_vmfmsub<mode>4): Ditto.
1821 (sse5_fnmadd<mode>4): Ditto.
1822 (sse5_vmfnmadd<mode>4): Ditto.
1823 (sse5_fnmsub<mode>4): Ditto.
1824 (sse5_vmfnmsub<mode>4): Ditto.
1825 (sse5i_fmadd<mode>4): Ditto.
1826 (sse5i_fmsub<mode>4): Ditto.
1827 (sse5i_fnmadd<mode>4): Ditto.
1828 (sse5i_fnmsub<mode>4): Ditto.
1829 (sse5i_vmfmadd<mode>4): Ditto.
1830 (sse5i_vmfmsub<mode>4): Ditto.
1831 (sse5i_vmfnmadd<mode>4): Ditto.
1832 (sse5i_vmfnmsub<mode>4): Ditto.
1833 (mulv16qi3): Add SSE5 support.
1835 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
1836 (sse2_mulv4si3): Disable if SSE5.
1837 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
1838 (sse4_1_roundps): Ditto.
1839 (sse4_1_roundsd): Ditto.
1840 (sse4_1_roundss): Ditto.
1841 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
1843 (sse_maskcmpsf3): Ditto.
1844 (sse_vmmaskcmpv4sf3): Ditto.
1845 (sse2_maskcmpv2df3): Ditto.
1846 (sse2_maskcmpdf3): Ditto.
1847 (sse2_vmmaskcmpv2df3): Ditto.
1848 (sse2_eq<mode>3): Ditto.
1849 (sse2_gt<mode>3): Ditto.
1850 (sse5_pcmov_<mode>): Add SSE5 support.
1851 (vec_unpacku_hi_v16qi): Ditto.
1852 (vec_unpacks_hi_v16qi): Ditto.
1853 (vec_unpacku_lo_v16qi): Ditto.
1854 (vec_unpacks_lo_v16qi): Ditto.
1855 (vec_unpacku_hi_v8hi): Ditto.
1856 (vec_unpacks_hi_v8hi): Ditto.
1857 (vec_unpacku_lo_v8hi): Ditto.
1858 (vec_unpacks_lo_v8hi): Ditto.
1859 (vec_unpacku_hi_v4si): Ditto.
1860 (vec_unpacks_hi_v4si): Ditto.
1861 (vec_unpacku_lo_v4si): Ditto.
1862 (vec_unpacks_lo_v4si): Ditto.
1863 (sse5_pmacsww): New SSE5 intrinsic insn.
1864 (sse5_pmacssww): Ditto.
1865 (sse5_pmacsdd): Ditto.
1866 (sse5_pmacssdd): Ditto.
1867 (sse5_pmacssdql): Ditto.
1868 (sse5_pmacssdqh): Ditto.
1869 (sse5_pmacsdqh): Ditto.
1870 (sse5_pmacsswd): Ditto.
1871 (sse5_pmacswd): Ditto.
1872 (sse5_pmadcsswd): Ditto.
1873 (sse5_pmadcswd): Ditto.
1874 (sse5_pcmov_<move>): Conditional move support on SSE5.
1875 (sse5_phaddbw): New SSE5 intrinsic insn.
1876 (sse5_phaddbd): Ditto.
1877 (sse5_phaddbq): Ditto.
1878 (sse5_phaddwd): Ditto.
1879 (sse5_phaddwq): Ditto.
1880 (sse5_phadddq): Ditto.
1881 (sse5_phaddubw): Ditto.
1882 (sse5_phaddubd): Ditto.
1883 (sse5_phaddubq): Ditto.
1884 (sse5_phadduwd): Ditto.
1885 (sse5_phadduwq): Ditto.
1886 (sse5_phaddudq): Ditto.
1887 (sse5_phsubbw): Ditto.
1888 (sse5_phsubwd): Ditto.
1889 (sse5_phsubdq): Ditto.
1890 (sse5_pperm): Ditto.
1891 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
1892 (sse5_pperm_zero_v16qi_v8hi): Ditto.
1893 (sse5_pperm_sign_v8hi_v4si): Ditto.
1894 (sse5_pperm_zero_v8hi_v4si): Ditto.
1895 (sse5_pperm_sign_v4si_v2di): Ditto.
1896 (sse5_pperm_sign_v4si_v2di): Ditto.
1897 (sse5_pperm_pack_v2di_v4si): Ditto.
1898 (sse5_pperm_pack_v4si_v8hi): Ditto.
1899 (sse5_pperm_pack_v8hi_v16qi): Ditto.
1900 (sse5_perm<mode>): New SSE5 intrinsic insn.
1901 (rotl<mode>3): Ditto.
1902 (sse5_rotl<mode>3): Ditto.
1903 (sse5_ashl<mode>3): Ditto.
1904 (sse5_lshl<mode>3): Ditto.
1905 (sse5_frcz<mode>2): Ditto.
1906 (sse5s_frcz<mode>2): Ditto.
1907 (sse5_cvtph2ps): Ditto.
1908 (sse5_cvtps2ph): Ditto.
1909 (sse5_vmmaskcmp<mode>3): Ditto.
1910 (sse5_com_tf<mode>3): Ditto.
1911 (sse5_maskcmp<mode>3): Ditto.
1912 (sse5_maskcmp_uns<mode>3): Ditto.
1913 (sse5_maskcmp_uns2<mode>3): Ditto.
1914 (sse5_pcom_tf<mode>3): Ditto.
1916 * config/i386/predicates.md (const_0_to_31_operand): New predicate
1918 (sse5_comparison_float_operator): New predicate to match the
1919 comparison operators supported by the SSE5 com instruction.
1920 (ix86_comparison_int_operator): New predicate to match just the
1921 signed int comparisons.
1922 (ix86_comparison_uns_operator): New predicate to match just the
1923 unsigned int comparisons.
1925 * doc/invoke.texi (-msse5): Add documentation.
1926 (-mfused-madd): Ditto.
1928 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
1930 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
1932 (x86_64-*-*): Ditto.
1934 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
1936 * config/i386/bmmintrin.h: New file, provide common x86 compiler
1937 intrinisics for SSE5.
1939 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
1942 * config/i386/mmintrin-common.h: New file, to contain common
1943 instructions between SSE4.1 and SSE5.
1945 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
1946 FOREACH_FUNCTION_ARGS to iterate over the argument list.
1947 (gen_regparm_prefix): Ditto.
1949 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
1950 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
1951 prototype_p to determine if a function is prototyped.
1953 2007-09-12 Janis Johnson <janis187@us.ibm.com>
1955 * config/dfp-bit.c (dfp_conversion_exception): New function.
1956 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
1957 (DFP_TO_INT): Ditto.
1958 (INT_TO_DFP): Ditto.
1959 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
1961 2007-09-12 Jakub Jelinek <jakub@redhat.com>
1964 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
1965 before sp restoration even when total_size is 0, but
1966 frame_pointer_needed.
1968 2007-09-12 Bob Wilson <bob.wilson@acm.org>
1970 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
1971 (xtensa_copy_incoming_a7): Use start_sequence instead of
1972 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
1973 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
1974 of the saveregs sequence.
1976 2007-09-12 Richard Sandiford <richard@codesourcery.com>
1978 * c-tree.h (grokfield): Add a "tree *" argument.
1979 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
1980 Chain nested decl attributes to it. Don't call decl_attributes here.
1981 (groktypename): Pass grokdeclarator a pointer to the attribute list.
1982 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
1983 (grokfield): Take a pointer to the decl's attributes and pass
1984 it to grokdeclarator.
1985 * c-parser.c (c_parser_struct_declaration): Update the calls to
1986 grokfield. Call decl_attributes for anonymous struct and union
1989 2007-09-12 Jan Hubicka <jh@suse.cz>
1991 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
1993 2007-09-12 Ira Rosen <irar@il.ibm.com>
1995 PR tree-optimization/32377
1996 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
1997 between positive and negative dependence distance using DDR_REVERSED_P.
1999 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
2001 PR tree-optimization/33373
2002 * tree-vect-analyze (vect_determine_vectorization_factor): Call
2003 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
2005 2007-09-12 Jan Hubicka <jh@suse.cz>
2008 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
2011 2007-09-12 Christian Bruel <christian.bruel@st.com>
2013 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
2014 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
2016 2007-09-12 Ira Rosen <irar@il.ibm.com>
2018 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
2019 for oprnd1 if not required.
2020 (vectorizable_operation): Use scalar operand in SLP in case of
2021 shift with scalar argument.
2023 2007-09-12 Ira Rosen <irar@il.ibm.com>
2025 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
2028 2007-09-11 James E. Wilson <wilson@specifix.com>
2030 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
2031 TARGET_UNWIND_INFO is defined.
2032 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
2035 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
2037 * config/sh/sh.c (calc_live_regs): Use
2038 current_function_saves_all_registers instead of
2039 current_function_has_nonlocal_label.
2040 (sh_allocate_initial_value): Likewise.
2041 (sh_get_pr_initial_val): Likewise.
2042 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
2043 * config/sh/sh.md (load_ra): Likewise.
2045 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
2047 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
2050 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
2051 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
2053 2007-09-12 Sa Liu <saliu@de.ibm.com>
2055 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
2056 operands to DFmode GE or LE compares.
2058 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2060 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
2061 REG_CLASS_NAMES): Add P0REGS.
2062 (REGNO_REG_CLASS): Return it where appropriate.
2063 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
2064 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
2065 * doc/md.texi (Blackfin family): Document 'q' constraints.
2067 2007-09-11 Steve Kenton <skenton@ou.edu>
2069 * pa/linux-unwind.h: Guard with inhibit_libc.
2070 * pa/hpux-unwind.h: Likewise.
2072 2007-09-11 David Daney <ddaney@avtrex.com>
2074 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
2075 * doc/install.texi: Document new --with-llsc and --without-llsc
2077 * config.gcc: Handle --with-llsc and --without-llsc configure options.
2078 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
2079 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
2081 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
2082 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
2083 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
2084 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
2085 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
2086 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
2087 * config/mips/mips.opt (mllsc): New option.
2088 * config/mips/mips.c (mips_llsc): Define variable.
2089 (mips_handle_option): Handle mllsc option.
2090 (override_options): Set mips_print_operand_punct for '|' and '-'.
2091 (print_operand): Add new %| and %- operand codes.
2092 * config/mips/mips.h (mips_llsc_setting): New enum type.
2093 (mips_llsc): Declare.
2094 (OPTION_DEFAULT_SPECS): Add llsc handling.
2095 (GENERATE_SYNC): New macro.
2096 (GENERATE_LL_SC): New macro.
2097 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
2098 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
2099 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
2100 in %| and %- operand codes.
2102 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
2104 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
2105 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
2107 2007-09-11 Jason Merrill <jason@redhat.com>
2110 * stor-layout.c (layout_decl): Do pack variable size fields.
2112 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
2114 * config/m68k/predicates.md (movsi_const0_operand,
2115 non_symbolic_call_operand): New predicates.
2117 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
2119 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
2120 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
2121 CW, CZ, CS, Ap and Ac.
2123 * config/m68k/m68k.md (UNSPEC_IB): New constant.
2124 (constraints.md): New include.
2125 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
2126 opx_mem, opy_mem, op_mem, guess, split): New attributes.
2127 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
2129 (pushdi): Add split.
2130 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
2131 attributes. Split tstsi_internal_68020_cf from it.
2132 (tstsi_internal_68020_cf): New pattern.
2133 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
2134 (tst<mode>_cf): Specify attributea.
2135 (cmpsi_cf): Name pattern. Specify attributes.
2136 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
2137 (pushexthisi_const): Fix to use alternatives. Specify
2139 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
2140 from it. Fix to use alternatives. Specify attributes.
2141 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
2142 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
2144 (movsf_cf_soft): Specify attributes.
2145 (movdf_cf_soft): Add split.
2146 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
2147 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
2148 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
2149 (truncdfsf2_68881): Name pattern. Specify attributes.
2150 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
2151 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
2152 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
2154 (addsi3_5200): Fix to use alternatives. Specify attributes.
2156 (add<mode>3_cf, subdi_dishl32): Specify attributes.
2157 (subsi3): Add alternative for subq.l. Specify attributes.
2158 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
2159 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
2161 (umulhisi3): Specify attributes.
2162 (mulhisisi3_z): Name pattern. Specify attributes.
2163 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
2164 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
2165 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
2166 bsetmemqi): Specify attributes.
2167 (bsetmemqi_ext): Name pattern. Specify attributes.
2168 (bclrmemqi): Specify attributes.
2169 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
2170 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
2172 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
2173 pattern. Specify attributes.
2174 (jump): Specify attributes.
2175 (tablejump_internal): Name pattern. Specify attributes.
2176 (call_value): Split into non_symbolic_call_value,
2177 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
2178 alternatives. Specify attributes.
2179 (non_symbolic_call_value, symbolic_call_value_jsr,
2180 symbolic_call_value_bsr): New patterns.
2181 (nop, return, unlink, indirect_jump): Specify attributes.
2182 (trap): Fix condition. Specify attributes.
2185 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
2186 (override_options): Initialize it. Initialize m68k_sched_cpu.
2187 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
2188 (const_method): Make global, rename to m68k_const_method.
2189 (const_int_cost, output_move_const_into_data_reg): Update.
2190 (output_move_double): Parametrize to emit rtl code, rename to
2192 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
2193 emit_movsi): New static functions.
2194 (output_move_double): New function with semantics of old
2196 (m68k_emit_move_double): New function.
2197 (m68k_sched_cpu): New variable.
2198 (attr_op_type): New enum.
2199 (sched_guess_p): New variable.
2200 (sched_address_type, sched_operand_type, sched_attr_op_type):
2201 New static functions.
2202 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
2203 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
2204 (sched_branch_type): New static variable.
2205 (m68k_sched_branch_type): New function.
2206 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
2207 (m68k_symbolic_call_var): Declare.
2208 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
2209 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
2210 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
2211 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
2214 2007-09-11 Jakub Jelinek <jakub@redhat.com>
2216 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
2217 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
2218 error if __builtin_va_arg_pack_len () wasn't optimized out during
2220 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
2221 with the number of inline's anonymous arguments.
2222 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
2224 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
2226 * fold-const.c (extract_muldiv_1): Do not simplify
2229 2007-09-11 Jan Hubicka <jh@suse.cz>
2231 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
2232 (TARGET_INTER_UNIT_CONVERSIONS): New.
2233 * i386.md (floatsi expanders): Remove redundant check for SImode
2234 source; offload to memory when asked for.
2235 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
2236 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
2238 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
2239 floatsidf2_mixed_memory, floatsidf2_sse_memory
2240 floatdisf2_mixed_memory, floatsisf2_sse_memory,
2241 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
2243 2007-09-11 Jan Hubicka <jh@suse.cz>
2245 * toplev.c (process_options): all frontends now do unit-at-a-time.
2246 * cgraphunit.c: update comments.
2247 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
2248 * c-decl.c (finish_function): use cgraph_add_new_function.
2249 * function.c (expand_function_end): We are always unit-at-a-time.
2251 2007-09-11 Richard Sandiford <richard@codesourcery.com>
2253 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
2254 settings for MIPS16.
2255 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
2257 2007-09-11 Richard Sandiford <richard@codesourcery.com>
2259 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
2260 SYMBOL_FORCE_TO_MEM constants.
2261 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
2262 (mips16_rewrite_pool_refs_info): New structure.
2263 (mips16_rewrite_pool_constant): New function, split out from...
2264 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
2265 mips16_rewrite_pool_refs_info structure rather than a pointer
2266 to a constant pool. Force force_to_mem_operands into memory.
2267 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
2268 * config/mips/predicates.md (force_to_mem_operand): New predicate.
2269 * config/mips/constraints.md (kf): New constraint.
2270 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
2271 (*movsi_mips16): Likewise.
2273 2007-09-11 Richard Sandiford <richard@codesourcery.com>
2274 Nigel Stephens <nigel@mips.com>
2275 David Ung <davidu@mips.com>
2277 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
2278 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
2279 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
2280 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
2281 (mips_zero_extend_cost): New functions.
2282 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
2283 Use the new functions. Tweak many cost estimates, both here
2284 and in the new subroutines. Return false when the cost of the
2285 operands has not been calculated. Check for *clear_upper32.
2286 Check for floating-point multiply-add, reciprocal and rsqrt
2287 patterns. Handle comparison and rotation codes.
2289 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
2291 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
2293 * config/i386/i386.c (get_dllimport_decl): Don't strip
2296 2007-09-10 Janis Johnson <janis187@us.ibm.com>
2299 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
2300 declarations to top.
2301 (DFP_TO_BFP): Use for either XFmode or TFmode.
2302 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
2304 * config/dfp-bit.h: Include float.h.
2305 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
2306 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
2307 which doesn't mean the same thing.
2308 (BFP_KIND): Use 4 to mean TFmode.
2309 (BFP_FMT): Specify the number of decimal digits based on the
2310 number of mantissa digits.
2311 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
2312 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
2313 (STR_TO_BFP): Use strtold for XFmode or TFmode.
2314 (TFtype): Define if TFmode is supported.
2315 * doc/libgcc.texi (Decimal float library routines): Document
2316 TF conversion functions.
2318 2007-09-10 Chao-ying Fu <fu@mips.com>
2320 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
2321 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2322 (mips_emit_compare): Process fixed-point modes.
2323 (mips_pad_arg_upward): Support fixed-point types.
2324 (override_options): Allow fixed-point modes in accumulators.
2325 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
2326 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
2327 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
2328 (mips_scalar_mode_supported_p): New function to accept fixed-point
2329 modes if the width is not greater than two BITS_PER_WORD.
2330 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
2331 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2332 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2333 LONG_LONG_ACCUM_TYPE_SIZE): Define.
2334 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
2336 ("IMODE"): New mode attribute.
2337 (mips-fixed.md): Include.
2338 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
2340 * config/mips/mips-fixed.md: New file.
2342 2007-09-11 Ben Elliston <bje@au.ibm.com>
2344 * config/spu/spu.md: Formatting fixes.
2346 2007-09-10 Janis Johnson <janis187@us.ibm.com>
2348 * config/dfp-bit.c (dfp_unary_func): Delete.
2349 (dfp_unary_op): Delete.
2350 (dfp_binary_op): Use decFloat functions instead of decNumber
2351 functions for binary operations.
2352 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
2353 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
2355 (dfp_compare_op): Use decFloat functions insteadof decNumber
2356 functions for comparisons.
2357 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
2358 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
2360 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
2361 call to dxx_binary_op and decFloat function.
2362 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
2363 calls to dxx_binary_op and decFloat function.
2364 * config/dfp-bit.h: Include decFloat header files.
2365 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
2366 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
2367 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
2368 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
2370 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
2371 Jan Sjodin <jan.sjodin@amd.com>
2373 * tree-vect-analyze.c (vect_analyze_operations): Change
2374 comparison of loop iterations with threshold to less than
2375 or equal to instead of less than. Reduce
2376 min_scalar_loop_bound by one.
2377 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
2378 Change prologue and epilogue iterations estimate to vf/2,
2379 when unknown at compile-time. Change versioning guard
2380 cost to taken_branch_cost. If peeling for alignment is
2381 unknown at compile-time, change peel guard costs to one
2382 taken branch and one not-taken branch per peeled loop.
2383 If peeling for alignment is known but number of scalar loop
2384 iterations is unknown at compile-time, change peel guard
2385 costs to one taken branch per peeled loop. Change the cost
2386 model equation to consider vector iterations as the loop
2387 iterations less the prologue and epilogue iterations.
2388 Change outside vector cost check to less than or equal to
2389 zero instead of equal to zero.
2390 (vect_do_peeling_for_loop_bound): Reduce
2391 min_scalar_loop_bound by one.
2392 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
2393 TARG_COND_NOT_TAKEN_BRANCH_COST.
2394 * config/i386/i386.h (processor_costs): Add
2395 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
2396 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
2397 vec_align_load_cost, vect_unalign_load_cost,
2398 vec_store_cost, cond_taken_branch_cost,
2399 cond_not_taken_branch_cost.
2400 Define macros for x86 costs.
2401 * config/i386/i386.c:
2402 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
2403 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
2404 scalar_to_vec_cost, vec_align_load_cost,
2405 vect_unalign_load_cost, vec_store_cost,
2406 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
2407 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
2408 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
2409 core2_cost, generic64_cost, generic32_cost): Set to default
2411 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
2412 (x86_builtin_vectorization_cost): New.
2414 2007-09-10 Janis Johnson <janis187@us.ibm.com>
2415 Ben Elliston <bje@au.ibm.com>
2417 * dfp.c: Include decimal128Local.h;
2418 (dfp_byte_swap): Remove.
2419 (encode_decimal32, decode_decimal32): Don't handle endianness.
2420 (encode_decimal64, decode_decimal64): Ditto.
2421 (encode_decimal128, decode_decimal128): Ditto.
2422 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
2424 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
2426 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
2427 * Makefile.in (DECNUM_H): Add decimal128Local.h.
2429 2007-09-10 David Daney <ddaney@avtrex.com>
2431 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
2433 (memory_barrier): Rewrote as an insn that clobbers memory.
2435 2007-09-10 Richard Sandiford <richard@codesourcery.com>
2437 * config/mips/mips.c (mips_global_pointer): Check
2438 call_really_used_regs instead of call_used_regs.
2439 (mips_save_reg_p): Likewise. Save all call-saved registers
2440 if current_function_saves_all_registers. Fix indentation.
2441 No longer treat $18 as a special case.
2442 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
2444 2007-09-10 Richard Sandiford <richard@codesourcery.com>
2446 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
2447 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
2448 the introductory comment.
2449 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
2450 (override_options): Don't test for it.
2451 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
2452 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
2453 * config/mips/vr.h: As for config/mips/sde.h.
2455 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2456 Revital Eres <eres@il.ibm.com>
2458 * target.h (struct gcc_target.sched): New field: sms_res_mii.
2459 (struct ddg): Define.
2460 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
2461 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
2462 * config/spu/spu.c: Include ddg.h.
2463 (TARGET_SCHED_SMS_RES_MII): Define.
2464 (spu_sms_res_mii): New function to calculate mii.
2465 * modulo-sched (res_MII): Use it.
2466 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
2468 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
2470 * config/s390/s390.c (s390_dump_pool): Create copy of constant
2471 pool entries since they might hold values that must not be shared.
2473 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
2476 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
2477 Use 'N' operand constraint for op2.
2478 (lshr<mode>3): Ditto.
2479 (ashl<mode>3): Ditto.
2480 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
2481 (vec_shr_<mode>): Ditto.
2482 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
2483 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
2485 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
2487 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
2488 Change mode macro in the last real_2expN parameter to uppercase.
2490 2007-09-10 Michael Matz <matz@suse.de>
2492 * tree-pass.h (pass_cselim): Declare new pass.
2493 * passes.c (init_optimization_passes): Link in pass_cselim.
2494 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
2495 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
2496 cond_store_replacement.
2497 (condstoretemp): New static variable.
2498 (cond_store_replacement): New function.
2499 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
2500 tree_ssa_phiopt_worker.
2501 (struct name_to_bb): New.
2502 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
2503 nt_init_block, nt_fini_block): New static functions.
2504 (seen_ssa_names, nontrap_set): New static variables.
2505 (gate_cselim, pass_cselim): Define new pass.
2506 * common.opt (ftree-cselim): New flag.
2507 * toplev.c (process_options): Set flag_tree_cselim if required.
2509 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
2511 * simplify-rtx.c (simplify_relational_operation_1): For recent
2512 canonicalization, don't recurse if op1 equals both PLUS arguments.
2514 2007-09-09 David Daney <ddaney@avtrex.com>
2516 * optabs.c (expand_sync_operation): Use plus insn if minus
2518 (expand_sync_fetch_operation): Ditto.
2520 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
2522 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
2524 (*floatsisf2_sse_vector): Likewise.
2526 2007-09-09 Krister Walfridsson <cato@df.lth.se>
2528 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
2530 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
2532 * config/i386/i386.h (ix86_tune_indices): Rename
2533 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
2534 (TARGET_USE_VECTOR_CONVERTS): Updated.
2535 * config/i386/i386.c: Likewise.
2537 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
2538 Nigel Stephens <nigel@mips.com>
2540 * doc/invoke.texi (Overall Options): Add .sx file extension
2541 as a synonym for .S.
2542 * cppspec.c (known_suffixes): Likewise.
2543 * gcc.c (default_compilers): Likewise.
2545 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
2548 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
2549 * simplify-rtx.c (simplify_relational_operation_1): Add the
2550 canonicalization from i386.h.
2551 * doc/md.texi (Canonicalization of Instructions): Document it.
2553 2007-09-09 Jan Hubicka <jh@suse.cz>
2554 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2556 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
2557 (TARGET_USE_VECTOR_CONVERTS): New.
2558 * i386.md: New post-reload splitters for converting SF to DF and DF to
2560 (floatsi* expander): Special case vector conversions.
2561 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
2562 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
2563 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
2564 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
2565 Disable when doing vector converts.
2566 (floatsi<mode>2_i387): Disable when
2567 * sse.md (vec_dupv2df): Export.
2568 * i386.c (ix86_tune_features): Enable SSE conversions.
2570 2007-09-09 Richard Guenther <rguenther@suse.de>
2572 * tree-ssa-operands.c (add_virtual_operand): Only mark
2573 stores as has_volatile_ops if alias information is not available.
2575 2007-09-09 Revital Eres <eres@il.ibm.com>
2577 * doc/contrib.texi: Add myself.
2579 2007-09-09 Ira Rosen <irar@il.ibm.com>
2581 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
2582 stmt_vinfo_set_outside_of_loop_cost): New functions.
2583 * tree-vect-transform.c (vect_get_cost_fields): Remove.
2584 (vect_model_simple_cost): Call
2585 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
2586 field instead of calling vect_get_cost_fields.
2587 (vect_model_store_cost, vect_model_load_cost): Likewise.
2589 2007-09-09 Revital Eres <eres@il.ibm.com>
2591 * config/rs6000/rs6000.c (paired_init_builtins): Add const
2592 declaration to bdesc_paired_preds variable.
2593 (paired_expand_builtin): Likewise.
2595 2007-09-09 Revital Eres <eres@il.ibm.com>
2597 * dbgcnt.def (sms_sched_loop): New counter.
2598 * modulo-sched.c: Use sms_sched_loop instead of
2599 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
2600 perform swing modulo scheduling on. Include dbgcnt.h.
2601 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
2602 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
2604 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
2606 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
2607 Substitute all uses with ...
2608 (MODEF): New mode iterator.
2610 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
2611 from pre-regalloc define_insn_and_split splitter pattern.
2612 (*fix_trunc<mode>_i387_1): Ditto.
2613 (*fistdi2_1): Ditto.
2614 (*fist<mode>2_1): Ditto.
2615 (frndintxf2_floor): Ditto.
2616 (*fist<mode>2_floor_1): Ditto.
2617 (frndintxf2_ceil): Ditto.
2618 (*fist<mode>2_ceil_1): Ditto.
2619 (frndintxf2_trunc): Ditto.
2620 (frndintxf2_mask_pm): Ditto.
2622 (prologue): Use (const_int 0) as never generated filler insn.
2624 (sibcall_epilogue): Ditto.
2625 (eh_return_si): Ditto.
2626 (eh_return_di): Ditto.
2628 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
2629 using MODEF mode iterator.
2630 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
2631 using MODEF mode iterator.
2632 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
2633 using MODEF mode iterator.
2634 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
2635 Macroize expander using MODEF mode iterator.
2637 (zero_extendsidi2): Remove operand constraints from expander.
2638 (smuldi3_highpart): Ditto.
2639 (indirect_jump): Ditto.
2642 * config/i386/sse.md (storentv4sf): Ditto.
2643 (storentv2df): Ditto.
2644 (storentv2di): Ditto.
2646 (sse2_cvtpd2ps): Ditto.
2647 (vec_interleave_highv16qi): Ditto.
2648 (vec_interleave_lowv16qi): Ditto.
2649 (vec_interleave_highv8hi): Ditto.
2650 (vec_interleave_lowv8hi): Ditto.
2651 (vec_interleave_highv4si): Ditto.
2652 (vec_interleave_lowv4si): Ditto.
2653 (vec_interleave_highv2di): Ditto.
2654 (vec_interleave_lowv2di): Ditto.
2655 (sse2_maskmovdqu): Ditto.
2656 * config/i386/mmx.md (mmx_maskmovq): Ditto.
2658 2007-09-09 Ira Rosen <irar@il.ibm.com>
2660 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
2661 (struct _slp_tree, struct _slp_instance): Define new data structures
2662 along macros for their access.
2663 (struct _loop_vec_info): Define new fields: strided_stores,
2664 slp_instances, and slp_unrolling_factor along macros for their access.
2665 (enum slp_vect_type): New.
2666 (struct _stmt_vec_info): Define new field, slp_type, and macros for
2668 (STMT_VINFO_STRIDED_ACCESS): New macro.
2669 (vect_free_slp_tree): Declare.
2670 (vectorizable_load): Add an argument of type slp_tree.
2671 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
2672 vectorizable_assignment): Likewise.
2673 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
2674 Declare (make extern).
2675 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
2676 (new_loop_vec_info): Likewise.
2677 (destroy_loop_vec_info): Free memory allocated for SLP structures.
2678 * tree-vect-analyze.c: Include recog.h.
2679 (vect_update_slp_costs_according_to_vf): New.
2680 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
2681 functions. For not pure SLP stmts with strided access check that the
2682 group size is power of 2. Update the vectorization factor according to
2683 SLP. Call vect_update_slp_costs_according_to_vf.
2684 (vect_analyze_group_access): New.
2685 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
2686 (vect_free_slp_tree): New functions.
2687 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
2688 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
2689 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
2690 vect_detect_hybrid_slp): Likewise.
2691 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
2692 and vect_detect_hybrid_slp.
2693 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
2694 SLP costs into account.
2695 (vect_get_cost_fields): New function.
2696 (vect_model_simple_cost): Make extern, add SLP parameter and handle
2698 (vect_model_store_cost, vect_model_load_cost): Likewise.
2699 (vect_get_constant_vectors): New function.
2700 (vect_get_slp_vect_defs, vect_get_slp_defs,
2701 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
2702 vect_get_vec_defs): Likewise.
2703 (vectorizable_reduction): Don't handle SLP for now.
2704 (vectorizable_call): Don't handle SLP for now. Add argument to
2705 vect_model_simple_cost.
2706 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
2707 get SLPed and vectorized defs). Fix indentation and spacing.
2708 (vectorizable_assignment): Handle SLP.
2709 (vectorizable_induction): Don't handle SLP for now.
2710 (vectorizable_operation): Likewise.
2711 (vectorizable_type_demotion): Add argument to
2712 vect_model_simple_cost.
2713 (vectorizable_type_promotion): Likewise.
2714 (vectorizable_store, vectorizable_load): Handle SLP.
2715 (vectorizable_condition): Don't handle SLP for now.
2716 (vect_transform_stmt): Add a new argument for SLP. Check that there is
2717 no SLP transformation required for unsupported cases. Add SLP
2718 argument for supported cases.
2719 (vect_remove_stores): New function.
2720 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
2721 (vect_transform_loop): Schedule SLP instances.
2722 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
2724 2007-09-09 Andrew Haley <aph@redhat.com>
2726 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
2729 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
2731 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
2732 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
2733 Similar for what label_refs can go in the JUMP_TARGET field. Split
2734 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
2735 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
2736 REG_LABEL when replacing an operand with a LABEL_REF for a
2738 (subst_reloads): When replacing a LABEL_REG with a register,
2739 instead of generating a REG_LABEL note, assert that there already
2740 is one or that the label is a known target for the insn.
2741 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
2742 note, check the JUMP_LABEL field. Remove "else" after return.
2743 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
2744 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
2745 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
2746 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
2747 insns. Iterate over all notes; don't assume there's only one.
2748 * cse.c (recorded_label_ref): Adjust comment to refer to
2750 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
2751 insns, not just NONJUMP_INSN_P.
2752 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
2753 isn't a jump target.
2754 * jump.c (rebuild_jump_labels): Adjust head comment.
2755 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
2756 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
2757 (mark_all_labels): For JUMP_P insns without a target, check if the
2758 the target is noted on the previous nonjump insn.
2759 (mark_jump_label_1): New function, guts from mark_jump_label.
2760 <case IF_THEN_ELSE>: Handle first operand as a non-target when
2761 marking jump target labels.
2762 <case LABEL_REF>: Adjust for whether to generate a
2763 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
2764 For 'E' format rtl, iterate in descending element order.
2765 (delete_related_insns): Handle both REG_LABEL_TARGET and
2766 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
2767 reference count, delete and fallthrough. Move finding-next-
2768 non-deleted insn last in the function. Look at all INSN_P insns
2769 for REG_LABEL_OPERAND notes.
2770 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
2772 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
2773 JUMP_LABEL, output the INSN_UID of it.
2774 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
2775 and/or REG_LABEL_TARGET.
2776 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
2777 with jump.c copy by only adding notes for labels actually
2778 referenced in the insn.
2779 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
2780 usage count increment; handle all INSN_P trial insns.
2781 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
2783 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
2784 REG_LABEL_TARGET and REG_LABEL_OPERAND.
2785 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
2787 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
2788 JUMP_P insns and REG_LABEL_OPERAND everywhere.
2789 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
2790 on all INSN_P insns.
2791 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
2792 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
2793 REG_LABEL_OPERAND notes.
2794 * reload1.c (calculate_needs_all_insns): Adjust comments.
2795 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
2796 * config/alpha/alpha.md (split for load of an address into a
2797 four-insn sequence on Unicos/Mk): Adjust to use
2799 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
2801 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2804 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2805 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
2806 FOR_BB_INSNS_SAFE instead of for loop.
2807 * cse.c (cse_extended_basic_block): Likewise.
2808 * postreload.c (reload_cse_regs_1): New variable next. Make sure
2809 that the for loop does not invoke NEXT_INSN on a deleted insn.
2810 * function.c (instantiate_virtual_regs): Likewise.
2811 * lower-subreg.c (remove_retval_note): Likewise.
2812 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
2814 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
2816 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
2817 insn, if it's a jump.
2818 (try_redirect_by_replacing_jump): New variable jump_p. Call
2819 tablejump_p before delete_insn_chain.
2820 * reload1.c (reload): New variable next. Make sure that the for
2821 loop does not invoke NEXT_INSN on a deleted insn.
2822 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
2823 (delete_output_reload): New variable prev. Make sure the the for
2824 loops do not invoke PREV_INSN on a deleted insn.
2826 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2828 * pa/constraints.md: Remove 'X' from unused letters comment.
2830 2007-09-08 Richard Guenther <rguenther@suse.de>
2832 * tree-tailcall.c (find_tail_calls): If we don't have aliases
2833 computed check stmt_ann->references_memory instead of counting
2836 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
2838 * cse.c (fold_rtx): Use validate_unshare_change() instead of
2839 validate_change() in one more case.
2841 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
2843 PR tree-optimization/32283
2844 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
2845 estimated_loop_iterations.
2846 (determine_use_iv_cost_condition): Decrease cost of expressions
2847 used in iv elimination.
2849 2007-09-08 Richard Guenther <rguenther@suse.de>
2851 * tree-cfg.c (verify_gimple_expr): Avoid building new
2852 pointer types, use TYPE_POINTER_TO if available instead.
2854 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
2857 PR rtl-optimization/26449
2858 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
2859 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
2861 (mulv16qi3): Implement as define_insn_and_split pattern instead of
2862 define_expand. Split insn in split1 pass.
2865 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
2867 PR tree-optimization/33301
2868 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
2871 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
2873 PR tree-optimization/32183
2874 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
2876 * tree-ssa-reassoc.c: Include cfgloop.h.
2877 (is_reassociable_op): Add a loop argument and return true only
2879 (linearize_expr): Updated.
2880 (should_break_up_subtract): Likewise.
2881 (linearize_expr_tree): Likewise.
2882 (init_reassoc): Call loop_optimizer_init with
2883 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
2884 with CDI_DOMINATORS.
2885 (fini_reassoc): Call loop_optimizer_finalize.
2887 2007-09-07 Sterling Augustine <sterling@tensilica.com>
2889 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
2890 if there is no i-cache.
2892 2007-09-07 Richard Guenther <rguenther@suse.de>
2895 2007-09-06 Richard Guenther <rguenther@suse.de>
2897 PR tree-optimization/32586
2898 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2899 folding if nothing changed.
2900 (simplify_unary_expression): New function. Do tree combining
2901 on conversion like codes.
2902 (try_to_simplify): Call it.
2904 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2907 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
2908 (__gthread_active,__gthread_start, __gthread_active_init): New.
2909 * gthr-posix95.h: Likewise.
2911 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
2913 * function.h (struct function): Rename calls_unwind_init
2914 to saves_all_registers.
2915 (current_function_saves_all_registers): Renamed from
2916 current_function_calls_unwind_init.
2917 * reload1.c (reload): Set current_function_saves_all_registers.
2918 * except.c (expand_builtin_unwind_init): Likewise.
2919 * config/m68k/m68k.c (m68k_save_reg): Use
2920 current_function_saves_all_registers to save pic register.
2922 2007-09-07 Janis Johnson <janis187@us.ibm.com>
2924 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
2925 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
2927 Reapply reverted changes:
2929 2007-09-06 Jan Hubicka <jh@suse.cz>
2931 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
2934 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2936 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2937 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2939 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2941 * optabs.c (expand_float): Convert unsigned integer as signed only
2942 if it provides sufficient accuracy; add mode argument to real_2expN.
2943 (expand_fix): Fix comment typos; extend binary float into mode
2944 wider than destination for converion to unsigned integer; add mode
2945 argument to real_2expN.
2946 * real.c (real_2expN): Add mode argument to special-case decimal
2948 * real.h (real_2expN): Ditto.
2949 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2951 (fixed_from_string): Ditto.
2952 (fixed_to_decimal): Ditto.
2953 (fixed_convert_from_real): Ditto.
2954 (real_convert_from_fixed): Ditto.
2955 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2956 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2957 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2958 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2960 2007-09-07 Diego Novillo <dnovillo@google.com>
2962 * tree-flow.h (const_block_stmt_iterator): Remove.
2963 Update all users to use block_stmt_iterator.
2964 * tree-iterator.h (const_tree_stmt_iterator): Remove.
2965 Update all users to use tree_stmt_iterator.
2967 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
2969 * config/mips/mips.c (mips_set_current_function): Temporarily
2970 make this a no-op to fix bootstrap errors, pending rewrite.
2972 2007-09-07 Jan Hubicka <jh@suse.cz>
2974 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
2977 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
2979 PR tree-optimization/33299
2980 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
2981 uses for all relevant loop-exit phis, not just the first.
2983 2007-09-07 Richard Guenther <rguenther@suse.de>
2986 * tree-ssa-operands.c (access_can_touch_variable): An access
2987 of the form (*p)[0] can touch a variable of same size.
2989 2007-09-07 Jan Hubicka <jh@suse.cz>
2991 * passes.c (init_optimization_passes): Add simple dce and addressable
2993 * tree-ssa.c (execute_update_addresses_taken): New function.
2994 (pass_update_address_taken): New.
2995 * tree-ssa-dse.c (execute_simple_dse): New function.
2996 (pass_simple_dse): New.
2997 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
2999 2007-09-07 Tobias Burnus <burnus@net-b.de>
3002 * doc/invoke.texi: Fix -Wstrict-overflow= table.
3004 2007-09-07 Richard Guenther <rguenther@suse.de>
3007 2007-09-06 Richard Guenther <rguenther@suse.de>
3009 PR tree-optimization/32586
3010 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
3011 folding if nothing changed.
3012 (simplify_unary_expression): New function. Do tree combining
3013 on conversion like codes.
3014 (try_to_simplify): Call it.
3016 2007-09-07 Richard Guenther <rguenther@suse.de>
3017 Uros Bizjak <ubizjak@gmail.com>
3019 PR tree-optimization/32821
3020 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
3021 NULL in the call to set_bb_stmt_list.
3023 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3025 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
3026 float calls here, rather than leaving some to the caller.
3027 Use call_internal_direct and call_value_internal_direct.
3028 * config/mips/mips.md (call_internal_direct): New pattern.
3029 (call_value_internal_direct): Likewise.
3031 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3033 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
3034 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
3036 (override_options): Set mips_base_move_loop_invariants.
3038 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3040 * config/mips/mips.opt (mcode-readable=): Move to keep list
3043 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3045 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
3046 and -mgpopt options. Adjust the -G documentation to match.
3047 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
3048 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
3049 function, split out from mips_classify_symbol. Return false for
3050 !TARGET_LOCAL_SDATA.
3051 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
3052 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
3053 (override_options): Check whether the -mgpopt setting is consistent
3054 with the other flags.
3055 (symbolic_expression_p): Delete.
3056 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
3057 and default_elf_select_rtx_section.
3058 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
3059 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
3060 external data and TARGET_EXTERN_SDATA.
3062 2007-09-07 Tobias Burnus <burnus@net-b.de>
3065 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
3067 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3069 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
3070 FOR_BB_INSNS_SAFE instead of for loop.
3071 * cse.c (cse_extended_basic_block): Likewise.
3072 * postreload.c (reload_cse_regs_1): New variable next. Make sure
3073 that the for loop does not invoke NEXT_INSN on a deleted insn.
3074 * function.c (instantiate_virtual_regs): Likewise.
3075 * lower-subreg.c (remove_retval_note): Likewise.
3076 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
3078 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
3080 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
3081 insn, if it's a jump.
3082 (try_redirect_by_replacing_jump): New variable jump_p. Call
3083 tablejump_p before delete_insn_chain.
3084 * reload1.c (reload): New variable next. Make sure that the for
3085 loop does not invoke NEXT_INSN on a deleted insn.
3086 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
3087 (delete_output_reload): New variable prev. Make sure the the for
3088 loops do not invoke PREV_INSN on a deleted insn.
3090 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
3092 * cgraphbuild.c (rebuild_cgraph_edges): Export.
3093 * cgraph.h (rebuild_cgraph_edges): Declare.
3094 * tree-pass.h (pass_expand_omp_ssa): New.
3095 * omp-low.c (find_omp_clause): Export.
3096 (copy_var_decl): Split from omp_copy_decl_2.
3097 (build_omp_barrier): Return the call to emit instead of emitting
3099 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
3101 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
3102 expand_omp_for_generic, expand_omp_for_static_nochunk,
3103 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
3104 Adapted to work on SSA form.
3105 (execute_expand_omp): Do not invalidate dominance information.
3106 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
3107 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
3108 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
3110 (force_gimple_operand): Allow gimplifying code expressions without
3112 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
3113 * common.opt (fopenmp-ssa): New.
3114 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
3115 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
3116 * tree-cfg.c: Include tree-inline.h.
3117 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
3118 (replace_by_duplicate_decl, replace_ssa_name,
3119 mark_virtual_ops_in_region): New functions.
3120 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
3121 to work on SSA form.
3122 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
3123 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
3126 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3128 * tree-loop-linear.c: Include obstack.h.
3129 (linear_transform_loops): New obstack lambda_obstack.
3130 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
3131 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
3132 and free afterwards.
3133 * lambda.h (struct obstack): New forward declaration.
3134 (lambda_linear_expression_new): New parameter of type struct
3136 (lambda_loopnest_new): Likewise.
3137 (lambda_loopnest_transform): Likewise.
3138 (lambda_body_vector_new): Likewise.
3139 (lambda_body_vector_compute_new): Likewise.
3140 (gcc_loopnest_to_lambda_loopnest): Likewise.
3141 (lambda_loopnest_to_gcc_loopnest): Likewise.
3142 * lambda-code.c: Include obstack.h.
3143 (lambda_lattice_new): New parameter lambda_obstack. Use it for
3145 (lambda_body_vector_new): Likewise.
3146 (lambda_linear_expression_new): Likewise.
3147 (lambda_lattice_new): Likewise.
3148 (lambda_loopnest_new): Likewise. Additionally use obstack to
3149 allocate LN_LOOPS(ret).
3150 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
3151 it to lambda_lattice_new.
3152 (lambda_body_vector_compute_new): New parameter lambda_obstack.
3153 Pass it to lambda_body_vector_new.
3154 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
3155 it to lambda_lattice_new.
3156 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
3157 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
3158 (lambda_compute_target_space): Likewise.
3159 (lambda_compute_auxillary_space): New parameter lambda_obstack.
3160 Pass it to lambda_lattice_compute_base and
3161 compute_nest_using_fourieer_motzkin.
3162 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
3163 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
3164 and lambda_lattice_compute_target_space.
3165 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
3166 Pass it to lambda_linear_expression_new.
3167 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
3168 to gcc_tree_to_linear_expression.
3169 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
3170 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
3171 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
3172 Pass it to lambda_body_vector_new and
3173 lambda_body_vector_compute_new.
3174 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
3175 (lambda-code.o): Likewise.
3177 2007-09-06 Chao-ying Fu <fu@mips.com>
3179 * ginclude/stdfix.h: New file.
3180 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
3181 (convert.o): Add dependence on fixed-value.h.
3182 * c-convert.c (convert): Support FIXED_POINT_TYPE.
3183 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
3184 to define fixed-point constants.
3185 (c_cpp_builtins): Define fixed-point constants.
3186 * convert.c (fixed-value.h): New include.
3187 (convert_to_real): Update comment to include fixed-point.
3188 Support FIXED_POINT_TYPE.
3189 (convert_to_integer): Update comment to include fixed-point.
3190 Support FIXED_POINT_TYPE.
3191 (convert_to_complex): Support FIXED_POINT_TYPE.
3192 (convert_to_fixed): New function.
3193 * convert.h (convert_to_fixed): Declare.
3194 * genopinit.c: Add comment about $Q for only fixed-point modes.
3195 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
3196 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
3197 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
3198 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
3199 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
3200 usneg_optab for fixed-point modes.
3201 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
3203 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
3204 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
3205 unsigned saturation optabs, when type is saturating.
3206 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
3207 (expand_fixed_convert): New function.
3208 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
3209 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
3210 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
3211 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
3212 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
3213 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
3215 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
3216 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
3217 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
3218 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
3219 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
3221 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
3222 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
3223 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
3224 fractuns, satfractuns.
3225 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
3226 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
3227 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
3228 OTI_ssmsub_widen, OTI_usmsub_widen.
3229 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
3230 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
3231 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
3232 umsub_widen_optab, usmsub_widen_optab): Define.
3233 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
3235 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
3237 (expand_fixed_convert): Declare.
3238 * expr.c (convert_move): Support the move of fixed-point modes.
3239 (emit_move_insn_1): Handle fixed-point mode to move via integer.
3240 (categorize_ctor_elements_1): Handle FIXED_CST.
3241 (count_type_elements): Handle FIXED_POINT_TYPE.
3242 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
3243 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3245 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
3246 multiply and add/subtract for fixed-point types.
3247 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
3248 mode, we jump to binop directly.
3249 Support FIXED_CONVERT_EXPR.
3250 (do_store_flag): Check FIXED_CST to put a constant second.
3251 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
3252 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3253 (const_vector_from_tree): Support FIXED_CST.
3254 * doc/extend.texi (Fixed-Point): New node.
3255 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
3256 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
3257 satfract, fractuns, satfractuns): Document them.
3259 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
3261 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
3262 addresses into I registers.
3264 2007-09-06 Jan Hubicka <jh@suse.cz>
3265 Andreas Tobler <a.tobler@schweiz.org>
3267 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
3269 (machopic_legitimize_pic_address): Likewise.
3271 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3272 Jan Hubicka <jh@suse.cz>
3274 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
3275 instead of ufloat_optab->handlers directly.
3276 (floatdidf2): Likewise.
3278 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
3280 * config/mips/mips.c: Include diagnostic.h.
3281 (mips_set_current_function): Check errorcount and sorrycount
3282 before generating RTL.
3284 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3287 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
3288 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
3289 (print_operand_reloc): Likewise.
3291 2007-09-06 Janis Johnson <janis187@us.ibm.com>
3295 2007-09-06 Jan Hubicka <jh@suse.cz>
3297 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
3300 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3302 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
3303 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
3305 2007-09-05 Janis Johnson <janis187@us.ibm.com>
3307 * optabs.c (expand_float): Convert unsigned integer as signed only
3308 if it provides sufficient accuracy; add mode argument to real_2expN.
3309 (expand_fix): Fix comment typos; extend binary float into mode
3310 wider than destination for converion to unsigned integer; add mode
3311 argument to real_2expN.
3312 * real.c (real_2expN): Add mode argument to special-case decimal
3314 * real.h (real_2expN): Ditto.
3315 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
3317 (fixed_from_string): Ditto.
3318 (fixed_to_decimal): Ditto.
3319 (fixed_convert_from_real): Ditto.
3320 (real_convert_from_fixed): Ditto.
3321 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
3322 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
3323 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
3324 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
3326 2007-09-06 Tom Tromey <tromey@redhat.com>
3328 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
3329 * c-pch.c (c_common_read_pch): Restore current location after
3331 * tree.c (expand_location): Update.
3332 (expr_filename): Changed return type. Unified the two cases.
3333 (expr_lineno): Likewise.
3334 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
3336 * toplev.c (line_table): Changed type.
3337 (general_init): Update.
3338 (realloc_for_line_map): New function.
3339 (general_init): Allocate line_table using GC.
3340 * fix-header.c (line_table): Changed type.
3341 (read_scan_file): Update.
3342 (read_scan_file): Update.
3343 * c-ppoutput.c (maybe_print_line): Update.
3344 (print_line): Update.
3345 (cb_line_change): Update.
3346 (cb_define): Update.
3347 (pp_file_change): Update.
3348 * c-opts.c (c_common_init_options): Update.
3349 (finish_options): Update.
3350 (push_command_line_include): Update.
3351 * c-lex.c (cb_line_change): Update.
3352 (cb_def_pragma): Update.
3353 (cb_define): Update.
3355 (c_lex_with_flags): Use cpp_get_token_with_location.
3356 * input.h (line_table): Changed type.
3357 (location_from_locus): New macro.
3358 * tree.h (EXPR_FILENAME): No longer an lvalue.
3359 (EXPR_LINENO): Likewise.
3360 (expr_locus, set_expr_locus): Declare separately for
3361 USE_MAPPED_LOCATION.
3362 (expr_filename, expr_lineno): Changed return type.
3363 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
3364 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
3365 (expand_gimple_basic_block): Likewise.
3366 * final.c (final_scan_insn): Use expanded_location.
3368 2007-09-06 Richard Guenther <rguenther@suse.de>
3370 PR tree-optimization/32586
3371 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
3372 folding if nothing changed.
3373 (simplify_unary_expression): New function. Do tree combining
3374 on conversion like codes.
3375 (try_to_simplify): Call it.
3376 * builtins.c (fold_builtin_cexp): Fold the built expressions.
3377 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
3379 2007-09-06 Jan Hubicka <jh@suse.cz>
3382 * cse.c (fold_rtx): Avoid invalid sharing.
3384 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3386 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
3387 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
3389 2007-09-06 Revital Eres <eres@il.ibm.com>
3391 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
3392 Fix offsettable memory reference for 750CL.
3394 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
3396 * reload.c (find_reloads_address_1): Try to preserve original
3397 base/index regclass of operands.
3398 * regrename.c (scan_rtx_address): Likewise.
3399 (replace_oldest_value_addr): Likewise.
3401 2007-09-06 Richard Guenther <rguenther@suse.de>
3403 PR tree-optimization/33302
3404 * domwalk.c (walk_dominator_tree): The exit block is
3405 interesting even if it is not reachable.
3407 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3410 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
3412 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
3414 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
3417 2007-09-05 Ian Lance Taylor <iant@google.com>
3419 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
3421 (dump_generic_node): Likewise.
3422 * print-rtl.c (print_decl_name): Likewise.
3423 * print-tree.c (print_node_brief): Likewise.
3424 (print_node): Likewise.
3425 * Makefile.in (RTL_BASE_H): Add alias.h.
3428 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
3430 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
3432 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
3433 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
3435 2007-09-06 Jie Zhang <jie.zhang@analog.com>
3437 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
3438 (tm_defines): Define UCLIBC_DEFAULT to 1.
3439 (extra_options): Add linux.opt.
3440 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
3441 (CRT_CALL_STATIC_FUNCTION): Likewise.
3442 (NO_IMPLICIT_EXTERN_C): Likewise.
3443 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
3444 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
3445 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
3446 (ENDFILE_SPEC): Don't define.
3447 (LIB_SPEC): Likewise.
3448 (CRT_CALL_STATIC_FUNCTION): Likewise.
3449 (NO_IMPLICIT_EXTERN_C): Likewise.
3450 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
3451 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
3453 2007-09-06 Jan Hubicka <jh@suse.cz>
3455 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
3458 2007-09-06 Jan Hubicka <jh@suse.cz>
3460 * opts.c (common_handle_option): Enable inlining functions for
3463 2007-09-06 Jakub Jelinek <jakub@redhat.com>
3465 * builtin-attrs.def (ATTR_NONNULL_3): New.
3466 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
3467 ATTR_NOTHROW_NONNULL_##FA.
3468 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
3469 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
3470 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
3471 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
3472 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
3473 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
3474 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
3476 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
3477 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
3478 ATTR_FORMAT_NOTHROW_3_4): Remove.
3479 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
3480 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
3481 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
3482 instead of ATTR_FORMAT_*_*.
3484 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
3486 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
3487 parts re-used for REG_FRAME_RELATED_EXPR.
3489 2007-09-05 Janis Johnson <janis187@us.ibm.com>
3491 * optabs.c (expand_float): Convert unsigned integer as signed only
3492 if it provides sufficient accuracy; add mode argument to real_2expN.
3493 (expand_fix): Fix comment typos; extend binary float into mode
3494 wider than destination for converion to unsigned integer; add mode
3495 argument to real_2expN.
3496 * real.c (real_2expN): Add mode argument to special-case decimal
3498 * real.h (real_2expN): Ditto.
3499 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
3501 (fixed_from_string): Ditto.
3502 (fixed_to_decimal): Ditto.
3503 (fixed_convert_from_real): Ditto.
3504 (real_convert_from_fixed): Ditto.
3505 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
3506 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
3507 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
3508 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
3510 2007-09-05 Ian Lance Taylor <iant@google.com>
3512 * init-regs.c (initialize_uninitialized_regs): Call
3513 emit_insn_before rather than add_insn_before.
3515 2007-09-05 Jakub Jelinek <jakub@redhat.com>
3517 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
3518 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
3519 * tree-inline.h (copy_body_data): Add call_expr field.
3520 * tree-inline.c (expand_call_inline): Initialize call_expr.
3521 (copy_bb): Append anonymous inline fn arguments to arguments
3522 when inlining a CALL_EXPR_VA_ARG_PACK call.
3523 * builtins.c (expand_builtin): Issue an error if
3524 BUILT_IN_VA_ARG_PACK is seen during expand.
3525 (fold_call_expr, fold_builtin_call_array): Don't fold
3526 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
3527 __builtin_va_arg_pack () call as last argument.
3528 * gimplify.c (gimplify_call_expr): If last argument to a vararg
3529 function is __builtin_va_arg_pack (), decrease number of call
3530 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
3531 * expr.c (expand_expr_real_1): Issue an error if
3532 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
3533 * tree-pretty-print.c (dump_generic_node): Handle printing
3534 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
3535 * doc/extend.texi (__builtin_va_arg_pack): Document.
3537 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
3539 PR tree-optimization/21513
3540 * builtins.c (build_builtin_expect_predicate): New function.
3541 (fold_builtin_expect): Add argument for expected value.
3542 Distribute __builtin_expect over short-circuiting operations.
3543 Fold nested builtin_expects.
3544 (fold_builtin_2): Adjust call to fold_builtin_expect.
3546 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
3549 PR tree-optimization/13756
3550 * doc/invoke.texi (Options That Control Optimization): Document
3553 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
3555 * gcc/config/i386/cpuid.h: New file.
3556 * gcc/config/i386/driver-i386.c: Include cpuid.h.
3557 (describe_cache): Shrink size and line strings to 100 bytes.
3558 (detect_caches_amd): Return "" for unsupported max_ext_level.
3559 Use __cpuid function.
3560 (detect_caches_intel): Return "" for unsupported max_level.
3561 Use __cpuid function.
3562 (host_detect_local_cpu): Change feature flag variables to
3563 unsigned int. Initialize only extended feature flag variables.
3564 Use __get_cpuid_max to determine max supported cpuid level.
3565 Use __cpuid function to determine supported features. Fix
3566 calculation of family id. Remove is_amd and check signature
3567 directly. Check for Geode signature. Handle family 4 id.
3568 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
3569 cpu discovery code to lower part of the function.
3570 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
3571 for sub-architecture.
3572 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
3573 [PROCESSOR_K8]: Add k8-sse3 architecture.
3574 [PROCESSOR_NOCONA]: Remove.
3575 [PROCESSOR_GENERIC64]: Ditto.
3576 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
3577 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
3578 to check for SSE and FXSAVE support.
3579 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
3580 Add -minline-all-stringops.
3581 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
3582 (x86_64-*-*): Ditto.
3584 2007-09-05 Jie Zhang <jie.zhang@analog.com>
3586 * config/bfin/linux-unwind.h: New file.
3587 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
3588 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
3590 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3592 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
3593 * stmt.c: Include alloc-pool.h.
3594 (struct case_node): Remove GTY marker.
3595 (add_case_node): New parameter case_node_pool. Use it for
3597 (expand_case): New allocation pool case_node_pool. Initialize it,
3598 pass to add_case_node and free it.
3600 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3601 David Ung <davidu@mips.com>
3602 Nigel Stephens <nigel@mips.com>
3604 Add mips16/nomips16 function attributes and -mflip-mips16 option
3605 for testing mixed-mode compilation.
3607 * config/mips/mips.opt (mflip-mips16): New.
3609 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
3610 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
3612 * config/mips/mips.c (mips_base_target_flags): New.
3613 (mips_base_mips16): New.
3614 (mips_base_schedule_insns): New.
3615 (mips_base_reorder_blocks_and_partition): New.
3616 (mips_base_align_loops): New.
3617 (mips_base_align_jumps): New.
3618 (mips_base_align_functions): New.
3619 (mips16_flipper): New.
3620 (mips_attribute_table): Add "mips16" and "nomips16" entries.
3621 (TARGET_SET_CURRENT_FUNCTION): Define.
3622 (mips_mips16_type_p, mips_nomips16_type_p): New.
3623 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
3624 (mips_function_ok_for_sibcall): Make it deal with functions with
3626 (mips_init_split_addresses): New, split out from override_options.
3627 (mips_init_relocs): New, split out from override_options.
3628 (was_mips16_p): New.
3629 (mips_set_mips16_mode): New, split out from override_options.
3630 (mips_set_current_function): New.
3631 (override_options): Add sorry for unsupported mips16/pic
3632 combination. Remove error for mips16/dsp combination. Save
3633 base option settings.
3634 (mips_file_start): Move mips16 mode setting output from here....
3635 (mips_output_function_prologue): ....to here.
3636 (mips_output_mi_thunk): Check for mips16 function.
3637 (build_mips16_function_stub): Don't set .mips16 here.
3638 (build_mips16_call_stub): Likewise.
3639 (mips_expand_builtin): Error in mips16 mode.
3640 (mips_use_mips16_mode_p): New.
3641 (mips_encode_section_info): Check for mips16 function, and set
3642 SYMBOL_REF_FLAGS accordingly.
3644 * doc/extend.texi (Function Attributes): Document new
3645 mips16/nomips16 attributes.
3646 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
3647 (MIPS Options): Document -mflip-mips16.
3649 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3651 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
3652 if we encounter TLS address in MIPS16 mode.
3653 (mips_legitimize_const_move): Check cannot_force_const_mem for
3654 the (const (plus symbol offset)) case; this forces invalid TLS
3655 address in MIPS16 mode to be caught by the above call to sorry.
3656 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
3657 because that now enables emutls, which is not ABI compatible
3658 with native TLS in non-MIPS16 mode.
3660 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3662 Add target hook invoked when cfun changes.
3664 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
3665 * target.h (struct gcc_target): Add set_current_function.
3666 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
3667 (TARGET_INITIALIZER): Add initializer for set_current_function.
3668 * tree.h (push_struct_function): New.
3669 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
3671 (set_cfun): Declare.
3672 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
3674 (push_function_context_to): Use allocate_struct_function
3675 to create null context, not init_dummy_function_start. Use set_cfun.
3676 (pop_function_context_from): Use set_cfun.
3677 (in_dummy_function): New.
3678 (invoke_set_current_function_hook): New.
3680 (push_cfun, pop_cfun): Use set_cfun.
3681 (push_struct_function): New.
3682 (allocate_struct_function): Call invoke_set_current_function_hook
3684 (prepare_function_start): Don't set cfun here. Remove unused
3685 argument; fix all callers.
3686 (init_dummy_function_start): Fiddle with in_dummy_function. Call
3687 push_struct_function.
3688 (init_function_start): Set cfun here.
3689 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
3690 * omp-low.c (create_omp_child_function): Use push_struct_function
3691 and pop_cfun to save/restore state.
3692 (expand_omp_parallel): Remove unused saved_cfun variable.
3693 * cgraphunit.c (ipa_passes): Use set_cfun.
3694 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
3695 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
3696 * matrix-reorg.c (transform_allocation_sites): Likewise.
3697 (matrix_reorg): Use set_cfun.
3698 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
3699 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
3700 assignment to cfun; use set_cfun for the other.
3701 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
3702 (dump_function_to_file): Use push_cfun/pop_cfun here.
3703 * c-decl.c (finish_function): Use set_cfun.
3705 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3707 * regrename.c (rerename_optimize): Use deferred rescanning and
3708 insert explicit calls to rescan insns when changed.
3710 2007-09-05 Jan Hubicka <jh@suse.cz>
3712 * optabs.c (libfunc_entry): Change optab to integer.
3713 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
3714 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
3715 of pointers for hashing.
3717 2007-09-05 Jan Hubicka <jh@suse.cz>
3719 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
3721 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
3722 * see.c (pass_see): Likewise.
3723 * tracer.c (pass_tracer): Likewise.
3724 * postreload-gcse.c (pass_gcse2): Likewise.
3725 * postreload.c (pass_postreload_cse): Likewise.
3726 * mode-switching.c (pass_mode_switching): Likewise.
3727 * modulo-sched.c (pass_sms): Likewise.
3728 * cse.c (cse_insn): Likewise.
3729 * web.c (pass_web): Likweise.
3730 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
3731 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
3732 * loop-init.c (pass_rtl_loop_init): Likewise.
3733 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
3734 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
3735 * global.c (pass_global_alloc): Likewise.
3736 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
3737 pass_if_after_reload): Likewise.
3738 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
3739 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
3740 * regmove.c (pass_regmove): Likewise.
3741 * function.c (pass_thread_prologugues_epilogues): Likewise.
3742 * gcse.c (pass_gcse): Likewise.
3743 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
3744 * lower-subreg.c (pass_lower_subreg2): Likewise.
3745 * bt-load.c (pass_branch_target_load): Likewise.
3746 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
3747 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
3748 * combine.c (pass_combine): Likewise.
3749 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
3750 (pass_partition_blocks): Likewise.
3751 * var-tracking.c (pass_variable_track): Likewise.
3752 * reg-stack.c (pass_stack_regs_run): Likewise.
3753 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
3754 * passes.c (pass_postreload): Likewise.
3755 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
3756 * tree-pass.h (TODO_verify_rtl_sharing): New.
3757 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
3758 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
3759 TODO_set_props, TODO_df_finish, TODO_df_verify,
3760 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
3762 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3764 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
3765 fold_real_zero_addition_p, reorder_operands_p,
3766 div_if_zero_remainder, fold_undefer_overflow_warnings,
3767 int_binop_types_match_p, fold_convert_const_int_from_int,
3768 fold_convert_const_int_from_real,
3769 fold_convert_const_int_from_fixed,
3770 fold_convert_const_real_from_real,
3771 fold_convert_const_real_from_fixed,
3772 fold_convert_const_fixed_from_fixed,
3773 fold_convert_const_fixed_from_int,
3774 fold_convert_const_fixed_from_real, maybe_lvalue_p,
3775 fold_checksum_tree, fold_check_failed, print_fold_checksum,
3776 debug_fold_checksum, multiple_of_p): Constify.
3777 * tree-flow-inline.h (get_lineno): Likewise.
3778 * tree-flow.h (get_lineno): Likewise.
3779 * tree-object-size.c (compute_object_offset, addr_object_size,
3780 alloc_object_size, pass_through_call): Likewise.
3781 * tree-pretty-print.c (op_symbol, print_call_name,
3782 print_struct_decl, do_niy): Likewise.
3783 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
3784 debug_fold_checksum): Likewise.
3786 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
3789 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
3790 note, remove the associated REG_RETVAL note.
3792 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3794 * config.gcc (powerpc*-*-*): Install
3795 spu2vmx.h, vec_types.h, and si2vmx.h headers.
3796 * config/rs6000/spu2vmx.h: New header.
3797 * config/rs6000/si2vmx.h: New header.
3798 * config/rs6000/vec_types.h: New header.
3800 2007-09-05 Ben Elliston <bje@au.ibm.com>
3802 * varasm.c (initializer_constant_valid_p): Fix comment typo.
3804 2007-09-05 Ben Elliston <bje@au.ibm.com>
3806 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
3808 (__stdcx): Make asm volatile.
3809 (__stwcx, __stdcx): Return only 0 or 1.
3811 2007-09-05 Jan Hubicka <jh@suse.cz>
3815 2007-09-04 Jan Hubicka <jh@suse.cz>
3816 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
3818 2007-09-04 Richard Guenther <rguenther@suse.de>
3819 * tree-ssa-operands.c (add_virtual_operand): Only mark
3820 stores as has_volatile_ops if alias information is not available.
3822 2007-09-05 Jakub Jelinek <jakub@redhat.com>
3824 * config/rs6000/tramp.asm: Include config.h.
3825 Check __PIC__ or __pic__ macro instead of SHARED.
3827 PR rtl-optimization/32300
3828 * see.c (see_copy_insn): New function.
3829 (see_def_extension_not_merged, see_merge_one_use_extension,
3830 see_merge_one_def_extension): Use it. Avoid changing
3831 PREV_INSN/NEXT_INSN chains directly, insted emit insns
3832 into sequences. Call df_insn_delete on temporary insns
3833 that won't be emitted into the insn stream.
3834 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
3835 and run df_process_deferred_rescans () before run_fast_dce.
3837 PR tree-optimization/33017
3838 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
3839 recurse for pure or const function calls.
3841 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3843 * c-format.c: Include alloc-pool.h.
3844 (check_format_info_main): New argument fwt_alloc. Use allocation
3845 pool instead of GC. Remove GC deallocation code.
3846 (check_format_arg): Create allocation pool, pass it to
3847 check_format_info_main and free it afterwards.
3848 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
3850 2007-09-05 Ben Elliston <bje@au.ibm.com>
3852 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
3853 Rename count macro arugment for clarity.
3854 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
3855 (__protected_stream_set): Likewise, pass 0.
3857 2007-09-04 Jan Hubicka <jh@suse.cz>
3859 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
3861 2007-09-04 Jan Hubicka <jh@suse.cz>
3863 * invoke.texi (-finline-small-functions): Document.
3864 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
3865 when deciding what is inlinable.
3866 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
3867 (cgraph_decide_inlining_of_small_function): Handle new flags.
3868 (cgraph_decide_inlining_incrementally): Likewise.
3869 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
3870 * common.opt (finline-small-functions): New.
3871 * Makefile.in (build/gengtype.o-warn): Work around PR29478
3873 2007-09-04 Richard Guenther <rguenther@suse.de>
3875 * tree-ssa-operands.c (add_virtual_operand): Only mark
3876 stores as has_volatile_ops if alias information is not available.
3878 2007-09-04 Andrew Haley <aph@redhat.com>
3880 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
3882 2007-09-04 Andrew Haley <aph@redhat.com>
3884 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
3885 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
3886 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
3888 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
3891 * common.opt: Mention ABI version 2 in comment.
3893 2007-09-04 Jan Hubicka <jh@suse.cz>
3895 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
3896 (libfunc_entry): New structure.
3897 (libfunc_hash): New hashtable.
3898 (hash_libfunc): New function.
3899 (eq_libfunc): New function.
3900 (convert_optab_libfunc): New function.
3901 (optab_libfunc): New function.
3902 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
3903 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
3904 expand_float, expand_fix, new_optab, new_convert_optab):
3905 Update for new libfunc API.
3906 (init_libfunc, init_integral_libfuncs,
3907 init_floating_libfuncs, init_interclass_conv_libfuncs
3908 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
3909 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
3910 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
3911 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
3912 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
3913 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
3914 gen_extend_conv_libfunc): New.
3915 (init_one_libfunc): Revamp for hashtables.
3916 (set_conv_libfunc): Likewise.
3917 (init_optabs): Initialize hashtable; use lazy initialization where
3919 * optabs.h (optab_handlers): Move out of GGC.
3920 (optab, convert_optab): Move out of GGC; add lazy gen info.
3921 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
3922 (optab_libfunc, convert_optab_libfunc): New.
3923 * builtins.c (expand_builtin_powi): Update for new API.
3924 * expr.c (convert_move): Likewise.
3925 * expmed.c (expand_divmod): Likewise.
3927 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3929 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
3930 GOT pointer only if there is a constant pool. Use the allocated space
3933 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3935 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
3938 2007-09-04 Revital Eres <eres@il.ibm.com>
3939 Richard Guenther <rguenther@suse.de>
3940 R. Clint Whaley <whaley@cs.utsa.edu>
3942 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
3944 * tree-tailcall.c (process_assignment): Use -fassociative-math
3945 when reodering operands of floating-point type.
3946 * fold-const.c (fold_comparison, fold_binary): Use
3947 -fassociative-math and -freciprocal-math instead of
3948 -funsafe-math-optimization flag.
3949 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
3950 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
3951 -freciprocal-math instead of -funsafe-math-optimizations.
3952 * opts.c (set_fast_math_flags): Set -freciprocal-math and
3953 -fassociative-math when -ffast-math is set.
3954 (set_unsafe_math_optimizations_flags): New Function
3955 to set -freciprocal-math and -fassociative-math when
3956 -funsafe-math-optimizations is set.
3957 (common_handle_option): Call it.
3958 * tree-vectorizer.c (vect_is_simple_reduction): Use
3959 -fassociative-math when doing reduction on floats.
3960 * loop-unroll.c (analyze_insn_to_expand_var): Use
3961 -fassociative-math when expanding an accumulator of type float.
3962 * simplify-rtx.c (simplify_binary_operation_1): Use
3963 -fassociative-math and -freciprocal-math when reordeing operands
3964 of floating-point type.
3965 * combine.c (combine_simplify_rtx): Likewise.
3966 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
3968 * common.opt (-fassociative-math, -freciprocal-math): New flags.
3970 2007-09-04 Paolo Carlini <pcarlini@suse.de>
3973 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
3975 2007-09-04 Jan Hubicka <jh@suse.cz>
3977 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
3979 2007-09-04 Jan Hubicka <jh@suse.cz>
3981 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
3982 and corresponding MATCH_DUP.
3984 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
3987 * combine.c (subst): Do not try to simplify X if it represents load
3988 of FP constant from the constant pool via float extension.
3990 2007-09-04 Ben Elliston <bje@au.ibm.com>
3992 * c-opts.c: Include "tm_p.h".
3993 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
3995 2007-09-04 Richard Guenther <rguenther@suse.de>
3997 PR tree-optimization/33291
3998 * tree-pretty-print.c (dump_generic_node): Dump all
3999 qualifiers for pointer types, not only first. Dump
4000 qualifiers for aggregate types as well.
4001 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
4002 use the canonical type for building ARRAY_REFs.
4003 * gimplify.c (canonicalize_addr_expr): Clean up. The
4004 correct validness check is compatibility of the pointer
4005 types. Always use the canonical type for building
4006 ARRAY_REFs and ADDR_EXPRs.
4007 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
4008 change that disabled propagation of ADDR_EXPRs into statements
4011 2007-09-03 Zack Weinberg <zack@codesourcery.com>
4013 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
4014 (umulsi3_highpart): Make into expanders; existing insns are
4015 now named *[insn]_nov6. Add stars to existing [insn]_v6
4016 counterparts' names.
4018 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
4020 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
4021 (unprotoize.o): Remove SHLIB_MULTILIB.
4023 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
4025 * doc/extend.texi: Document progmem attribute for AVR.
4027 2007-09-03 Anatoly Sokolov <aesok@post.ru>
4030 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
4032 2007-09-03 Zack Weinberg <zack@codesourcery.com>
4034 * optabs.c (expand_ffs): Initialize val and defined_at_zero
4037 * optabs.c: Remove unnecessary forward declarations.
4038 (expand_unop_direct): New, broken out of expand_unop.
4039 (expand_doubleword_clz): New.
4040 (expand_ctz): Move above expand_ffs. Use
4041 start_sequence, end_sequence, add_equal_note, and
4042 expand_unop_direct. Add more commentary.
4043 (expand_ffs): Try both ctz optab and expand_ctz.
4044 Generate a test and branch if the hardware doesn't give us
4045 a useful value for input zero. Style improvements similar to
4048 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
4050 2007-09-03 Zack Weinberg <zack@codesourcery.com>
4052 * config.gcc: Delete stanza for arm-semi-aof and
4053 armel-semi-aof targets.
4054 * config/arm/arm-protos.h
4056 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
4057 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
4058 delete aof_pic_label and remove mention of AOF in comments.
4059 * config/arm/arm.md: Delete patterns used only for AOF assembly.
4061 * config/arm/semiaof.h
4062 * config/arm/t-semi: Delete file.
4064 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4066 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
4067 CONST_CAST_BB): New macros for type-specific casts.
4068 (CONST_CAST): Add a TYPE parameter and define it in terms of
4071 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
4072 * c-lex.c (cb_ident, lex_string): Likewise,
4073 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
4074 * config/i386/i386.c (ix86_function_regparm,
4075 ix86_function_sseregparm): Use CONST_CAST_TREE.
4076 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
4078 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
4079 give_switch, set_multilib_dir): Likewise,
4080 * gengtype-parse.c (string_seq, typedef_name): Likewise,
4081 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
4082 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
4083 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
4084 * prefix.c (update_path): Likewise,
4085 * pretty-print.c (pp_base_destroy_prefix): Likewise,
4086 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
4087 * tree-cfg.c (tree_can_merge_blocks_p,
4088 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
4089 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
4090 * tree.c (build_string): Supply a TYPE for CONST_CAST.
4091 (attribute_list_contained): Use CONST_CAST_TREE.
4093 2007-09-03 Krister Walfridsson <cato@df.lth.se>
4095 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
4097 2007-09-03 Richard Sandiford <richard@codesourcery.com>
4100 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
4101 before forcing them into a register.
4103 2007-09-03 Richard Sandiford <richard@codesourcery.com>
4105 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
4106 rather than define_code_macro.
4108 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4110 * gcc.c (xputenv): New function.
4111 (putenv_from_prefixes): Use xputenv instead of putenv.
4112 (process_command): Use xputenv instead of putenv.
4113 (set_collect_gcc_options): Use xputenv instead of putenv.
4114 (main): Use xputenv instead of putenv.
4116 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
4118 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
4119 availability of swap instruction.
4120 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
4122 2007-09-03 Revital Eres <eres@il.ibm.com>
4124 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
4127 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
4128 Ayal Zaks <zaks@il.ibm.com>
4129 Revital Eres <eres@il.ibm.com>
4131 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
4132 compute_split_row): New functions.
4133 (ps_unschedule_node): Remove.
4134 (normalize_sched_times): Iterate over the already scheduled
4135 insns instead of the number of nodes.
4136 (MAX_SPLIT_NUM): New definition.
4137 (sms_schedule_by_order): Change the scheduling heuristic to
4138 avoid useless increases of initiation interval ii.
4139 (get_sched_window): Add dump printouts.
4141 2007-09-02 David Daney <ddaney@avtrex.com>
4143 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
4144 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
4145 (optab, insn): Add more attributes.
4146 (fetchop_bit): New code macro.
4147 (immediate_insn): New code macro attribute.
4148 (sync): Change condition to ISA_HAS_SYNC.
4149 (rdhwr): Change predicate for operand 0 to register_operand.
4150 (memory_barrier): New expand.
4151 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
4152 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
4153 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
4154 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4155 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
4156 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
4157 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
4158 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
4159 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
4161 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
4162 Hans-Peter Nilsson <hp@axis.com>
4164 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
4165 Defined to describe availability and behavior of CLZ.
4166 * config/cris/cris.md (clzsi2): Implement using lz instruction.
4167 * config/cris/cris.opt: Tweak comment for "-metrax4".
4168 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
4169 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
4170 (count_leading_zeros): Define.
4172 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4174 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
4176 2007-09-02 Joseph Myers <joseph@codesourcery.com>
4179 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
4182 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
4184 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
4185 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
4186 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
4187 sched-deps.c, sched-int.h, system.h, target.h,
4188 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
4189 tree.def: Fix comment typos.
4191 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
4193 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
4194 (override_options): Turn on -mstrict-align on non-ColdFire
4196 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
4198 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4200 * c-common.c (const_strip_array_types): Delete.
4201 * c-common.h (const_strip_array_types): Likewise.
4202 * emit-rtl.c (const_next_insn, const_previous_insn,
4203 const_next_nonnote_insn, const_prev_nonnote_insn,
4204 const_next_real_insn, const_prev_real_insn,
4205 const_next_active_insn, const_prev_active_insn, const_next_label,
4206 const_prev_label): Delete.
4207 * gimple-low.c (block_may_fallthru): Use expr_last.
4208 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
4209 * rtl.h (const_previous_insn, const_next_insn,
4210 const_prev_nonnote_insn, const_next_nonnote_insn,
4211 const_prev_real_insn, const_next_real_insn,
4212 const_prev_active_insn, const_next_active_insn, const_prev_label,
4213 const_next_label): Delete.
4214 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
4215 * system.h (CONST_CAST): Update comment.
4216 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
4217 (const_first_stmt, const_last_stmt): Delete.
4218 (tree_block_ends_with_condjump_p): Use last_stmt.
4219 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
4220 * tree-iterator.c (const_expr_first, const_expr_last,
4221 const_expr_only): Delete.
4222 * tree.c (const_lookup_attribute): Likewise.
4223 (attribute_list_contained): Use lookup_attribute.
4224 * tree.h (const_lookup_attribute, const_expr_first,
4225 const_expr_last, const_expr_only): Delete.
4227 2007-09-01 Richard Guenther <rguenther@suse.de>
4229 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
4230 instead of TREE_THIS_VOLATILE.
4231 * tree-ssa-operands.c (add_virtual_operand): Do not set
4232 has_volatile_ops. Do not check s_ann for NULL.
4233 (get_indirect_ref_operands): Likewise.
4234 (get_expr_operands): Likewise. For all reference trees
4235 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
4236 check base of reference for TREE_THIS_VOLATILE.
4238 2007-09-01 Richard Guenther <rguenther@suse.de>
4240 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
4241 between integral types. Also allow conversions between
4244 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
4246 * optabs.c (prepare_float_lib_cmp): Use
4247 libgcc_cmp_return_mode instead of word_mode.
4248 * config/dfp-bit.h: Likewise.
4249 * config/fp-bit.h: Likewise.
4250 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
4252 (spu_libgcc_shift_count_mode): New function.
4253 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
4254 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
4256 2007-08-31 Joseph Myers <joseph@codesourcery.com>
4258 * tree-pretty-print.c: Include output.h.
4259 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
4260 HOST_WIDE_INT_PRINT_DEC.
4261 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
4263 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
4265 PR rtl-optimization/33224
4266 * loop-iv.c (latch_dominating_def): Check that the definition belongs
4267 to the analysed region.
4269 2007-08-31 Richard Guenther <rguenther@suse.de>
4271 * function.c (allocate_struct_function): Do not set
4272 current_function_returns_pointer.
4273 * function.h (struct var_refs_queue): Remove.
4274 (struct simple_obstack_stack): Likewise.
4275 (struct function): Remove fixup_var_refs_queue member.
4276 Remove returns_pointer flag.
4277 (current_function_returns_pointer): Remove define.
4279 2007-08-31 Nick Clifton <nickc@redhat.com>
4281 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
4282 secondary keys in order to obtain a stable sort.
4284 2007-08-31 Nick Clifton <nickc@redhat.com>
4287 * config/m32r/constraints.md: Add W constraint for integer zero.
4288 * config/m32r/m32r.md (get_pc): Use W and i constraints.
4289 Fix length calculation by using alternatives.
4291 2007-08-31 Richard Sandiford <richard@codesourcery.com>
4293 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
4294 split out from expand_binop.
4295 (avoid_expensive_constant): New function.
4296 (expand_binop_directly): Remove commutative_op argument and
4297 (expand_binop_directly): Remove commutative_op argument and
4298 call cummutative_optab_p instead. Do not change op0 or op1
4299 when swapping xop0 and xop1. Apply avoid_expensive_constant
4300 to each argument after potential swapping. Enforce the
4301 canonical order of commutative operands.
4302 (expand_binop): Use shift_optab_p and commutative_optab_p.
4303 Update the calls to expand_binop_directly. Only force constants
4304 into registers when widening an operation. Only swap operands
4305 once a direct expansion has been rejected.
4306 (expand_twoval_binop): Only force constants into registers when
4307 using a direct expansion.
4309 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
4311 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
4312 (sched_analyze_insn): Don't postprocess speculative dependencies when
4313 target has no scheduling.
4314 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
4315 'uninitialized' warning.
4317 2007-08-31 Richard Guenther <rguenther@suse.de>
4319 * tree.c (build_complex_type): Always set TYPE_NAME for
4322 2007-08-31 Olivier Hainque <hainque@adacore.com>
4324 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
4325 internal macro. Default alignment factor for csect directives, chosen
4326 to match what BIGGEST_ALIGNMENT allows.
4327 (DATA_SECTION_ASM_OP): Use it.
4328 * config/rs6000/rs6000.c
4329 (rs6000_xcoff_output_readonly_section_asm_op):
4330 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
4331 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
4333 2007-08-31 Olivier Hainque <hainque@adacore.com>
4335 * dbxout.c (dbxout_block): Move declaration within the first
4336 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
4337 block to include the definition, together with the associated
4340 2007-08-31 David Edelsohn <edelsohn@gnu.org>
4341 Revital Eres <eres@il.ibm.com>
4343 * doc/invoke.texi (-mpaired): Document flag.
4344 * config.gcc: Include paired.h in powerpc extra_headers and
4345 750cl.h in powerpc-*-linux*paired*.
4346 * config/rs6000/rs6000.opt (-mpaired): New flag.
4347 * config/rs6000/rs6000.c (paired_init_builtins,
4348 paired_expand_builtin, paired_expand_lv_builtin,
4349 paired_expand_stv_builtin, paired_expand_predicate_builtin):
4350 New functions to support the paired single builtin functions.
4351 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
4352 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
4354 (bdesc_paired_preds): New structure for paired predicate
4356 (rs6000_expand_builtin): Expand paired single builtins.
4357 (rs6000_init_builtins): Init paired single builtins.
4358 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
4359 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
4360 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
4361 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
4362 (rs6000_vector_mode_supported_p): Support paired vector mode.
4363 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
4364 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
4366 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
4367 (DATA_ALIGNMENT): Likewise.
4368 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
4369 (rs6000_builtins): Add PAIRED builtins.
4370 * config/rs6000/rs6000.md: Include paired.md.
4371 * config/rs6000/paired.h: New.
4372 * config/rs6000/paired.md: New.
4373 * config/rs6000/750cl.h: New.
4374 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
4376 2007-08-30 Ollie Wild <aaw@google.com>
4378 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
4379 * gcc.c (default_compilers): Add -fno-directives-only to
4380 @assembler-with-cpp.
4382 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
4386 * regclass.c (initial_fixed_regs): Revert previous change and make
4388 (initial_call_used_regs): Likewise.
4389 (initial_call_really_used_regs): Delete, reverting previous addition.
4390 (initial_reg_names): Likewise.
4391 (init_reg_sets): Revert previous change.
4392 (saved_fixed_regs): New.
4393 (saved_call_used_regs): New.
4394 (saved_call_really_used_regs): New.
4395 (saved_reg_names): New.
4396 (save_register_info): New.
4397 (restore_register_info): New.
4398 (init_reg_sets_1): Replace reset of register info with call to
4399 restore_register_info.
4400 * rtl.h (save_register_info): Declare.
4401 * toplev.c (backend_init): Call save_register_info.
4403 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4405 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
4406 from the original statement.
4408 2007-08-30 Chao-ying Fu <fu@mips.com>
4410 * c-lex.c (interpret_fixed): Declare.
4411 (interpret_float): Process _Fract and _Accum.
4412 (interpret_fixed): New function.
4413 * final.c (output_addr_const): Process CONST_FIXED.
4414 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
4415 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
4417 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
4419 (simplify_immed_subreg): Support CONST_FIXED.
4420 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
4421 (simplify_subreg): Support CONST_FIXED.
4423 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4425 * config/rs6000/ppu_intrinsics.h: New file.
4426 * config.gcc (powerpc*-*-* <extra_headers>): Install
4429 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4431 * cfg.c (dump_flow_info): Change to also print entry and exit
4433 * print-rtl.c (print_rtl_single): Allow to print rtl with
4436 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4438 * df-core.h (df_dump_region): New function.
4439 * df.h (df_dump_region): New function.
4440 * loop-invariant.c (find_defs): Add call to df_dump_region.
4441 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
4444 2007-08-30 Jakub Jelinek <jakub@redhat.com>
4447 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
4448 true if any of the compare_section_name calls returned true,
4449 rather than if any returned false.
4451 2007-08-30 Richard Guenther <rguenther@suse.de>
4453 PR tree-optimization/33199
4454 * tree-ssa-structalias.c (handle_lhs_call): New function.
4455 (find_func_aliases): In non-IPA mode make sure that for
4456 calls that return a pointer we add a constraint for the
4457 result to point to anything.
4459 2007-08-30 Richard Guenther <rguenther@suse.de>
4461 * doc/invoke.texi (-mveclibabi): Document new target option.
4462 * config/i386/i386.opt (-mveclibabi): New target option.
4463 * config/i386/i386.c (ix86_veclib_handler): Handler for
4464 vectorization library support.
4465 (override_options): Handle the -mveclibabi option, initialize
4466 the vectorization library handler.
4467 (ix86_builtin_vectorized_function): As fallback call the
4468 vectorization library handler, if set.
4469 (ix86_veclibabi_acml): New static function for ACML ABI style
4470 vectorization support.
4472 2007-08-30 Jakub Jelinek <jakub@redhat.com>
4474 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
4475 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
4476 SImode and update m. Don't run gen_lowpart_common on arbitrary
4477 memory address, force it to register first.
4480 * dce.c (dce_process_block): Don't delete setters of
4481 artificially used registers.
4483 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4485 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
4486 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
4487 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
4489 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4491 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
4493 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
4494 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
4496 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4498 * system.h: Activate -Wcast-qual as warning-only.
4500 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
4503 * config/rs6000/rs6000.c (compare_section_name): New function.
4504 (rs6000_elf_in_small_data_p): Compare section prefixes instead
4507 2007-08-29 Olivier Hainque <hainque@adacore.com>
4509 * xcoffout.c: #include debug.h.
4510 * Makefile.in (xcoffout.o): Add debug.h dependency.
4512 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
4514 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
4515 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
4517 2007-08-29 Richard Guenther <rguenther@suse.de>
4519 * tree-pretty-print.c (dump_generic_node): Print
4520 label DECL_UID as D.%u.
4521 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
4523 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4525 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
4526 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
4528 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
4531 * tree.c (build_type_attribute_qual_variant): Set canonical types
4532 on the final, unqualified attribute variant before building the
4535 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4537 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
4538 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
4540 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4543 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4544 * config/bfin/bfin.md (composev2hi): Put operands into vector
4547 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4549 * config/bfin/bfin.md (composev2hi): Put operands into vector
4552 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4554 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
4555 attribute when appropriate.
4556 (bfin_handle_l1_text_attribute): New.
4557 (bfin_handle_l1_data_attribute): New.
4558 (bfin_attribute_table): Add attributes: l1_text, l1_data,
4559 l1_data_A and l1_data_B.
4560 * doc/extend.texi (node Function Attributes): Document l1_text
4562 (Variable Attributes): Add Blackfin subsection. Document l1_data,
4563 l1_data_A and l1_data_B variable attributes.
4565 2007-08-28 Jie Zhang <jie.zhang@analog.com>
4567 * config/bfin/bfin.opt (minline-plt): Add.
4568 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
4569 call to global functions.
4570 * doc/invoke.texi (Option Summary): Mention -minline-plt.
4571 (Blackfin Options): Document -minline-plt.
4573 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
4575 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
4576 given a non-function.
4577 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
4579 2007-08-28 DJ Delorie <dj@redhat.com>
4581 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
4583 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4585 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
4587 2007-08-28 Richard Guenther <rguenther@suse.de>
4589 * tree.h (struct tree_function_decl): Increase size of
4590 function_code bitfield.
4592 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
4593 Kazu Hirata <kazu@codesourcery.com>
4595 * gcc/config/m68k/linux.h
4596 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
4597 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
4598 (m68k_return_in_memory): New.
4599 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
4602 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
4605 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
4606 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
4607 operand) when top VEC_SELECT extracts scalar element.
4608 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
4609 (*vec_extract_v4sf_mem): Ditto.
4611 2007-08-28 Jakub Jelinek <jakub@redhat.com>
4614 * passes.c (init_optimization_passes): Move pass_df_finish
4615 after pass_postreload sublist.
4617 PR rtl-optimization/33148
4618 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
4619 (neg (lt X 0)) if X has scalar int mode.
4622 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
4623 initializer, use build_vector_from_ctor if possible to create
4624 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
4625 even after this, return NULL.
4627 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
4629 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
4631 2007-08-28 Richard Guenther <rguenther@suse.de>
4633 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
4634 (struct tree_function_decl): Make function_code a bitfield.
4635 Add disregard_inline_limits flag.
4636 * cgraphunit.c (cgraph_process_new_functions): Check
4637 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
4638 (cgraph_preserve_function_body_p): Likewise.
4639 * ipa-inline.c (compute_inline_parameters): Likewise.
4640 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
4641 for GNU C extern inline functions.
4642 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
4643 * tree-inline.c (disregard_inline_limits_p): Remove.
4644 * tree-inline.h (disregard_inline_limits_p): Likewise.
4645 * c-common.c (handle_always_inline_attribute): Set
4646 DECL_DISREGARD_INLINE_LIMITS.
4647 * langhooks.c (add_builtin_function): Verify the function code
4648 fits in the bitfield.
4650 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
4651 Vladimir Yanovsky <yanov@il.ibm.com>
4652 Revital Eres <eres@il.ibm.com>
4653 Andrey Belevantsev <abel@ispras.ru>
4655 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
4657 * modulo-sched.c: Add documentation regarding do-loop.
4658 (doloop_register_get): Change number of arguments to support
4659 the new do-loop pattern and check whether COUNT_REG has no other
4660 occurences in the loop besides in the control part.
4661 (duplicate_insns_of_cycles): Do not duplicate the insn which
4662 changes count_reg as it is already adjusted.
4663 (generate_prolog_epilog): New argument to support the new
4664 do-loop pattern. Change the subtract instruction to use
4665 expand_simple_binop. Call duplicate_insns_of_cycles with new
4667 (sms_schedule): Call doloop_register_get and
4668 generate_prolog_epilog with new argument. Do not handle loops
4669 with single sets insns with subreg in their lhs.
4670 * loop-doloop.c (doloop_optimize): Support for another do-loop
4672 (doloop_condition_get): Gets an instruction instead of a pattern
4673 and change the return condition when the do-loop pattern is
4675 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
4676 deps when considering to not create edges.
4678 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
4680 * doc/extend.texi (gnu_inline funtion attribute): Document C++
4683 2007-08-27 Jason Merrill <jason@redhat.com>
4686 * gimplify.c (gimplify_modify_expr): Discard the assignment of
4687 zero-sized types after calling gimplify_modify_expr_rhs.
4689 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
4691 * regclass.c (init_reg_autoinc): Fix typo.
4693 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
4695 Fix PR tree-optimization/33173
4696 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
4698 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
4701 * config/i386/i386.h (VALID_DFP_MODE_P): New.
4702 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
4705 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
4706 David Ung <davidu@mips.com>
4707 Nigel Stephens <nigel@mips.com>
4709 Separate target-specific initialization from general
4710 back-end initialization.
4712 * toplev.c (init_alignments): New, split out from...
4713 (process_options): ...here.
4714 (backend_init_target): New, split out from...
4715 (backend_init): ...here.
4716 (lang_dependent_init_target): New, split out from...
4717 (lang_dependent_init): ...here.
4718 (target_reinit): New.
4719 * toplev.h (target_reinit): Declare.
4720 * expr.c (init_expr_target): Renamed from init_expr_once, since it
4721 now can be called more than once. Update comments.
4722 * expr.h (init_expr_target): Likewise.
4723 * alias.c (init_alias_target): Renamed from init_alias_once, since it
4724 now can be called more than once. Explicitly zero
4725 static_reg_base_value.
4726 * emit-rtl.c (init_emit_regs): New, split out from...
4727 (init_emit_once): Here.
4728 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
4729 non-const, so that changes from command-line arguments can overwrite
4730 values provided by the static initializers.
4731 (initial_call_really_used_regs): New, used similarly to the above.
4732 (initial_reg_names): Likewise.
4733 (last_mode_for_init_move_cost): Promoted function-local static to
4734 file-scope static to make it accessible outside init_move_cost.
4735 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
4736 Do not initialize inv_reg_alloc_order yet, either. Do initialize
4737 reg_names since it is needed for parsing command-line options.
4738 (init_move_cost): Use last_mode_for_init_move_cost instead of
4739 function-local static.
4740 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
4741 call_really_used_regs now. Reinitialize reg_names. Also
4742 initialize inv_reg_alloc_order. Zero reg_class_subunion and
4743 reg_class_superunion. Clear losing_caller_save_reg_set.
4744 Preserve global registers if called more than once. Reset
4745 move cost, may_move_in_cost, may_move_out_cost, and
4746 last_mode_for_init_move_cost.
4747 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
4748 can now be invoked more than once. Update comments.
4749 (init_regs): Update comments.
4750 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
4751 and initial_call_really_used_regs, instead of the non-initial
4752 variables. This allows us to save the command-line register settings
4753 after target reinitialization.
4754 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
4755 * rtl.h (init_emit_regs): Declare.
4756 (init_reg_modes_target, init_alias_target): Renamed as described
4758 * reload1.c (init_reload): Update comments.
4759 * optabs.c (init_optabs): Likewise.
4760 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
4762 2007-08-26 Chao-ying Fu <fu@mips.com>
4764 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
4767 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4769 * alias.c (memory_modified_1, memory_modified_in_insn_p):
4771 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
4773 * bb-reorder.c (copy_bb_p): Likewise.
4774 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
4775 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
4776 block_ends_with_condjump_p): Likewise.
4777 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
4778 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
4779 block_ends_with_condjump_p): Likewise.
4780 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
4781 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
4782 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
4783 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
4784 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
4785 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
4786 debug_true_const_tree instad of debug_true_tree.
4787 * debug.c (do_nothing_debug_hooks): Likewise.
4788 * debug.h (ignore_block, debug_true_const_tree): Constify.
4789 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
4790 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
4791 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
4792 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
4793 dbx_reg_number, is_based_loc, field_type,
4794 simple_type_align_in_bits, simple_decl_align_in_bits,
4795 simple_type_size_in_bits, field_byte_offset, insert_float,
4796 type_tag, member_declared_type, is_redundant_typedef,
4797 secname_for_decl, is_inlined_entry_point): Likewise.
4798 * emit-rtl.c (const_next_insn, const_previous_insn,
4799 const_next_nonnote_insn, const_prev_nonnote_insn,
4800 const_next_real_insn, const_prev_real_insn,
4801 const_next_active_insn, const_prev_active_insn, const_next_label,
4802 const_prev_label): Likewise.
4803 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
4805 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
4806 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
4807 sched_insn_is_legitimate_for_speculation_p): Likewise.
4808 * jump.c (reversed_comparison_code_parts,
4809 reversed_comparison_code, reversed_comparison, condjump_label):
4811 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
4812 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
4814 * rtl.h (const_previous_insn, const_next_insn,
4815 const_prev_nonnote_insn, const_next_nonnote_insn,
4816 const_prev_real_insn, const_next_real_insn,
4817 const_prev_active_insn, const_next_active_insn, const_prev_label,
4818 const_next_label, modified_between_p, modified_in_p,
4819 const_note_storeskeep_with_call_p, condjump_label,
4820 reversed_comparison, reversed_comparison_code,
4821 reversed_comparison_code_parts, memory_modified_in_insn_p,
4822 stack_regs_mentioned): Likewise.
4823 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
4824 keep_with_call_p): Likewise.
4825 * sched-deps.c (deps_may_trap_p, sched_get_condition,
4826 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
4827 sd_lists_size, sd_lists_empty_p): Likewise.
4828 * sched-int.h (sched_insns_conditions_mutex_p,
4829 haifa_classify_insn, no_real_insns_p,
4830 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
4831 sd_lists_size, sd_lists_empty_p): Likewise.
4832 * sdbout.c (sdb_debug_hooks): Likewise.
4833 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
4834 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
4835 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
4837 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
4838 tree_can_throw_internal): Likewise.
4839 * tree-flow-inline.h (phi_nodes): Likewise.
4840 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
4841 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
4842 * tree-gimple.c (const_get_call_expr_in): Likewise.
4843 * tree-gimple.h (const_get_call_expr_in): Likewise.
4844 * tree.c (const_lookup_attribute, attribute_list_equal,
4845 attribute_list_contained): Likewise.
4846 * tree.h (attribute_list_equal, attribute_list_contained,
4847 const_lookup_attribute): Likewise.
4848 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
4850 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
4852 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
4853 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
4855 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
4858 * config/alpha/constraints.md: Delete "svn:mime-type" property
4859 with svn propdel "svn:mime-type".
4861 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
4864 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
4865 non NOTE insn doesn't cross basic block.
4866 (noce_try_abs): Likewise.
4867 (noce_process_if_block): Likewise.
4869 2007-08-26 David Edelsohn <edelsohn@gnu.org>
4872 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
4873 operand without auto-inc-dec.
4874 * config/rs6000/rs6000.md (floatsidf2_internal): Use
4875 offsettable_mem_operand.
4876 (floatunssidf2_internal): Same.
4877 (fix_truncdfsi2_internal): Same.
4878 (floatsidf_ppc64): Same.
4879 (floatunssidf_ppc64): Same.
4880 (fix_trunctfsi2_internal): Same.
4882 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
4885 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
4886 pass defines needed for version.c.
4888 2007-08-25 Joseph Myers <joseph@codesourcery.com>
4890 * configure.ac (--debug-prefix-map check): Change assembler
4891 version presumed to have feature to 2.18.
4892 * configure: Regenerate.
4894 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4896 * c-common.c (vector_types_convertible_p,
4897 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
4898 self_promoting_args_p): Constify.
4899 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
4900 c_promoting_integer_type_p, self_promoting_args_p,
4901 anon_aggr_type_p, vector_types_convertible_p): Likewise.
4902 * c-decl.c (anon_aggr_type_p): Likewise.
4903 * * c-dump.c (dump_stmt): Likewise.
4904 * c-objc-common.c (has_c_linkage): Likewise.
4905 * c-tree.h (same_translation_unit_p): Likewise.
4906 * c-typeck.c (null_pointer_constant_p,
4907 tagged_types_tu_compatible_p, function_types_compatible_p,
4908 type_lists_compatible_p, lvalue_or_else, lvalue_p,
4909 comptypes_internal, struct tagged_tu_seen_cache,
4910 same_translation_unit_p, alloc_tagged_tu_seen_cache,
4911 c_size_in_bytes): Likewise.
4912 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
4913 hash_ptr, eq_ptr): Likewise.
4914 * langhooks-def.h (lhd_decl_ok_for_sibcall,
4915 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
4916 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
4917 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
4919 * optabs.c (optab_for_tree_code): Likewise.
4920 * optabs.h (optab_for_tree_code): Likewise.
4921 * rtl.h (simplify_rtx): Likewise.
4922 * simplify-rtx.c (simplify_rtx): Likewise.
4923 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
4924 dump_flag, dump_node): Likewise.
4925 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
4926 queue_and_dump_type, dump_flag): Likewise.
4927 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
4928 * tree-pass.h (dump_node): Likewise.
4929 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
4930 supportable_narrowing_operation): Likewise.
4931 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
4932 supportable_narrowing_operation): Likewise.
4933 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
4934 is_negative_overflow_infinity, is_positive_overflow_infinity,
4935 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
4936 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
4937 update_value_range, add_equivalence, ssa_name_nonnegative_p,
4938 ssa_name_nonzero_p, fp_predicate): Likewise.
4939 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
4940 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
4941 ssa_name_nonnegative_p): Likewise.
4943 2007-08-25 Hans Kester <hans.kester@ellips.nl>
4945 * config.gcc : Add x86_64-elf target.
4947 2007-08-25 Jakub Jelinek <jakub@redhat.com>
4949 * expr.c (store_expr): Fix order of store_by_pieces arguments.
4951 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
4952 Nigel Stephens <nigel@mips.com>
4956 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
4957 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
4958 * expr.c (SET_BY_PIECES_P): Define.
4959 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
4960 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
4961 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
4963 * expr.h (SET_RATIO): Define.
4964 (can_store_by_pieces, store_by_pieces): Update prototypes.
4965 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
4966 can_store_by_pieces/store_by_pieces.
4967 (expand_builtin_memcpy_args): Likewise.
4968 (expand_builtin_strncpy): Likewise.
4969 (expand_builtin_memset_args): Likewise. Also remove special case
4970 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
4971 decide what to do instead.
4972 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
4973 to can_store_by_pieces.
4975 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
4976 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
4978 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
4979 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
4980 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
4981 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
4982 (STORE_BY_PIECES_P): Define.
4984 2007-08-24 Tom Tromey <tromey@redhat.com>
4986 * varpool.c (varpool_last_needed_node): Fix comment typo.
4987 * c-decl.c (duplicate_decls): Fix comment typo.
4988 (clone_underlying_type): Update comment.
4990 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4992 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
4993 alpha_in_small_data_p, alpha_split_complex_arg,
4994 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4996 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
4997 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
4999 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
5000 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
5001 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
5002 * config/darwin.c (darwin_binds_local_p): Likewise.
5003 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
5005 * config/i386/i386-protos.h (i386_pe_binds_local_p,
5006 i386_pe_valid_dllimport_attribute_p): Likewise.
5007 * config/i386/i386.c (ix86_function_regparm,
5008 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
5009 x86_can_output_mi_thunk, ix86_mangle_type,
5010 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
5011 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
5012 i386_pe_binds_local_p): Likewise.
5013 * config/ia64/ia64.c
5014 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
5015 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
5016 ia64_invalid_conversion, ia64_invalid_unary_op,
5017 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
5019 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
5020 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
5021 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
5022 * config/mips/mips.c (mips_use_blocks_for_constant_p,
5023 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
5024 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
5025 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
5026 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
5027 * config/pa/pa.c (pa_commutative_p): Likewise.
5028 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
5030 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
5031 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
5032 rs6000_use_blocks_for_constant_p,
5033 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
5034 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
5035 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
5036 * config/s390/s390.c (s390_mangle_type,
5037 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
5039 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
5040 th_in_small_data_p): Likewise.
5041 * config/sh/sh.c (sh_ms_bitfield_layout_p,
5042 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
5044 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
5045 sparc_mangle_type): Likewise.
5046 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
5047 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
5048 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
5050 * hooks.c (hook_bool_mode_const_rtx_false,
5051 hook_bool_mode_const_rtx_true,
5052 hook_bool_const_tree_hwi_hwi_const_tree_false,
5053 hook_bool_const_tree_hwi_hwi_const_tree_true,
5054 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
5055 hook_constcharptr_const_tree_null,
5056 hook_constcharptr_const_rtx_null,
5057 hook_constcharptr_const_tree_const_tree_null,
5058 hook_constcharptr_int_const_tree_null,
5059 hook_constcharptr_int_const_tree_const_tree_null): New.
5060 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
5061 hook_bool_tree_hwi_hwi_tree_false,
5062 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
5063 hook_int_tree_tree_1, hook_constcharptr_tree_null,
5064 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
5065 hook_constcharptr_int_tree_null,
5066 hook_constcharptr_int_tree_tree_null): Delete.
5067 (default_can_output_mi_thunk_no_vcall): Constify.
5068 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
5069 hook_bool_tree_hwi_hwi_tree_false,
5070 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
5071 hook_int_tree_tree_1, hook_constcharptr_tree_null,
5072 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
5073 hook_constcharptr_int_tree_null,
5074 hook_constcharptr_int_tree_tree_null): Delete.
5075 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
5076 hook_bool_const_tree_hwi_hwi_const_tree_false,
5077 hook_bool_const_tree_hwi_hwi_const_tree_true,
5078 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
5079 hook_constcharptr_const_tree_null,
5080 hook_constcharptr_const_rtx_null,
5081 hook_constcharptr_const_tree_const_tree_null,
5082 hook_constcharptr_int_const_tree_null,
5083 hook_constcharptr_int_const_tree_const_tree_null): New.
5084 (default_can_output_mi_thunk_no_vcall): Constify.
5085 * integrate.c (function_attribute_inlinable_p): Likewise.
5086 * integrate.h (function_attribute_inlinable_p): Likewise.
5087 * jump.c (rtx_renumbered_equal_p): Likewise.
5088 * output.h (decl_readonly_section, categorize_decl_for_section,
5089 default_use_anchors_for_symbol_p, default_binds_local_p,
5090 default_binds_local_p_1): Likewise.
5091 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
5093 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
5094 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
5095 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
5096 TARGET_COMP_TYPE_ATTRIBUTES,
5097 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
5098 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
5099 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
5100 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
5101 TARGET_DWARF_CALLING_CONVENTION): Likewise.
5102 * target.h (can_output_mi_thunk, needs_block_p,
5103 first_cycle_multipass_dfa_lookahead_guard_spec,
5104 vector_alignment_reachable, comp_type_attributes,
5105 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
5106 commutative_p, use_blocks_for_constant_p,
5107 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
5108 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
5109 invalid_within_doloop, valid_dllimport_attribute_p,
5110 split_complex_arg, invalid_arg_for_unprototyped_fn,
5111 invalid_conversion, invalid_unary_op, invalid_binary_op):
5113 * targhooks.c (default_invalid_within_doloop,
5114 hook_invalid_arg_for_unprototyped_fn,
5115 default_builtin_vector_alignment_reachable): Likewise.
5116 (hook_bool_rtx_commutative_p): Delete.
5117 (hook_bool_const_rtx_commutative_p): New.
5118 * targhooks.h (default_invalid_within_doloop,
5119 default_builtin_vector_alignment_reachable,
5120 hook_invalid_arg_for_unprototyped_fn): Constify.
5121 (hook_bool_rtx_commutative_p): Delete.
5122 (hook_bool_const_rtx_commutative_p): New.
5123 * varasm.c (bss_initializer_p, decl_default_tls_model,
5124 categorize_decl_for_section, decl_readonly_section,
5125 default_use_anchors_for_symbol_p, default_binds_local_p,
5126 default_binds_local_p_1): Constify.
5128 2007-08-24 Jie Zhang <jie.zhang@analog.com>
5130 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5131 __NO_BUILTIN if -fno-builtin.
5133 2007-08-24 Jie Zhang <jie.zhang@analog.com>
5135 * config/bfin/bfin.c (print_operand): Report error instead of
5136 ICE for wrong operand.
5138 2007-08-24 Michael Matz <matz@suse.de>
5140 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
5142 2007-08-24 Richard Guenther <rguenther@suse.de>
5145 * tree-ssa.c (useless_type_conversion_p): Split into a
5146 recursive and a non-recursive part.
5147 (useless_type_conversion_p_1): New function.
5148 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
5149 from maybe_fold_offset_to_reference is trivially convertible
5150 to the desired type before doing the simplification.
5152 2007-08-24 Jakub Jelinek <jakub@redhat.com>
5154 * expr.c (store_expr): Optimize initialization of an array
5156 * expr.h (builtin_strncpy_read_str): New prototype.
5157 * builtins.c (builtin_strncpy_read_str): Remove prototype.
5160 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
5163 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
5164 field when initializing if_info structure.
5166 2007-08-24 Richard Guenther <rguenther@suse.de>
5168 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
5170 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
5171 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
5172 * tree-inline.c (inlinable_function_p): Fold in common parts of
5173 the cannot_inline_tree_fn langhook.
5174 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
5175 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
5176 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5177 cannot_inline_tree_fn langhook.
5178 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
5179 cannot_inline_tree_fn member.
5181 2007-08-24 Richard Guenther <rguenther@suse.de>
5183 * expr.c (get_inner_reference): Do computation of bitoffset
5184 from offset in a way we can detect overflow reliably.
5186 2007-08-24 Jie Zhang <jie.zhang@analog.com>
5188 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
5190 2007-08-24 Jie Zhang <jie.zhang@analog.com>
5192 * config/bfin/bfin.opt (mfast-fp): Add.
5193 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
5194 libbffastfp override libgcc if -mfast-fp.
5195 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
5196 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
5197 (Blackfin Options): Document -mfast-fp.
5199 2007-08-24 Jakub Jelinek <jakub@redhat.com>
5201 PR tree-optimization/32573
5203 * tree-data-ref.c (initialize_data_dependence_relation): Clear
5204 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
5205 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
5206 (build_classic_dist_vector): Return false rather than true if
5207 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
5208 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
5209 returned false. Don't call save_dist_v before calling
5210 build_classic_dist_vector_1.
5211 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
5212 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
5213 DDR_DIR_VECTS vectors.
5215 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
5217 * configure.ac (leb128): Modify sed statement to work with any
5218 binutils version string.
5219 * configure: Regenerate
5221 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5223 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
5224 Wrap in RTX_CODE macro guard.
5225 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
5226 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
5227 arm_mark_dllimport, arm_pe_encode_section_info,
5228 arm_pe_unique_section): Use ISO-C function declarations.
5229 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
5230 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
5231 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
5233 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
5234 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
5236 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
5238 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
5239 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
5240 (register_move_cost): Use ISO-C function declarations.
5241 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
5242 * config/score/score-protos.h (score_declare_object): Add
5244 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
5246 * final.c (profile_function): Avoid empty if-bodies.
5249 * calls.c (must_pass_in_stack_var_size,
5250 must_pass_in_stack_var_size_or_pad): Constify.
5251 * config/alpha/alpha-protos.h (function_value): Likewise.
5252 * config/alpha/alpha.c (alpha_return_in_memory,
5253 alpha_pass_by_reference, function_value,
5254 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
5255 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
5257 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
5258 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5259 TARGET_PROMOTE_PROTOTYPES): Likewise.
5260 * config/arm/arm-protos.h (arm_return_in_memory,
5261 arm_pad_arg_upward, arm_function_value): Likewise.
5262 * config/arm/arm.c (arm_pass_by_reference,
5263 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
5264 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5265 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
5267 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
5268 * config/avr/avr-protos.h (avr_function_value): Likewise.
5269 * config/avr/avr.c (avr_return_in_memory,
5270 gas_output_limited_string, gas_output_ascii, avr_function_value,
5271 avr_return_in_memory): Likewise.
5272 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
5273 * config/bfin/bfin.c (bfin_pass_by_reference,
5274 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
5275 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
5277 * config/cris/cris.c (cris_pass_by_reference,
5278 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
5279 * config/crx/crx.c (crx_return_in_memory): Likewise.
5280 * config/darwin.c (function_base, machopic_function_base_name):
5282 * config/fr30/fr30.c (fr30_must_pass_in_stack,
5283 TARGET_PROMOTE_PROTOTYPES): Likewise.
5284 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
5285 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
5286 * config/i386/i386-protos.h (ix86_return_in_memory,
5287 ix86_sol10_return_in_memory): Likewise.
5288 * config/i386/i386.c (ix86_function_value,
5289 ix86_function_sseregparm, ix86_must_pass_in_stack,
5290 type_natural_mode, classify_argument, examine_argument,
5291 construct_container, ix86_pass_by_reference, function_value_32,
5292 function_value_64, ix86_function_value_1, return_in_memory_32,
5293 return_in_memory_64, return_in_memory_ms_64,
5294 ix86_return_in_memory, ix86_sol10_return_in_memory,
5295 TARGET_PROMOTE_PROTOTYPES): Likewise.
5296 * config/ia64/ia64-protos.h (ia64_function_value,
5297 ia64_hpux_function_arg_padding): Likewise.
5298 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
5299 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
5300 ia64_hpux_function_arg_padding): Likewise.
5301 * config/iq2000/iq2000-protos.h (function_arg,
5302 iq2000_function_value): Likewise.
5303 * config/iq2000/iq2000.c (iq2000_return_in_memory,
5304 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
5305 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5306 function_arg, iq2000_function_value): Likewise.
5307 * config/m32c/m32c-protos.h (m32c_function_value,
5308 m32c_promote_function_return): Likewise.
5309 * config/m32c/m32c.c (m32c_pass_by_reference,
5310 m32c_promote_prototypes, m32c_promote_function_return,
5311 m32c_function_value): Likewise.
5312 * config/m32r/m32r.c (m32r_return_in_memory,
5313 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
5314 m32r_in_small_data_p): Likewise.
5315 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
5317 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
5318 m68hc11_function_arg_padding): Likewise.
5319 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
5320 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
5321 m68k_function_value): Likewise.
5322 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
5323 mcore_function_value): Likewise.
5324 * config/mcore/mcore.c (handle_structs_in_regs,
5325 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
5326 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5327 mcore_num_arg_regs, mcore_function_value): Likewise.
5328 * config/mips/mips-protos.h (mips_pad_arg_upward,
5329 mips_function_value): Likewise.
5330 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
5331 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
5332 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5333 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
5334 mips_function_value): Likewise.
5335 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
5337 * config/mmix/mmix.c (mmix_pass_by_reference,
5338 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
5339 mmix_encode_section_info): Likewise.
5340 * config/mn10300/mn10300-protos.h (mn10300_function_value):
5342 * config/mn10300/mn10300.c (mn10300_return_in_memory,
5343 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
5344 mn10300_function_value): Likewise.
5345 * config/mt/mt-protos.h (mt_function_value): Likewise.
5346 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
5347 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
5348 * config/pa/pa-protos.h (function_arg_padding, function_value,
5349 pa_return_in_memory): Likewise.
5350 * config/pa/pa.c (pa_pass_by_reference,
5351 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5352 function_arg_padding, function_value, pa_return_in_memory):
5354 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
5355 * config/rs6000/rs6000-protos.h (rs6000_function_value,
5356 function_arg_padding): Likewise.
5357 * config/rs6000/rs6000.c (rs6000_return_in_memory,
5358 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
5359 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
5360 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5361 function_arg_padding, altivec_expand_dst_builtin,
5362 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
5363 altivec_init_builtins, rs6000_common_init_builtins,
5364 rs6000_function_value): Likewise.
5365 * s390/s390-protos.h (s390_function_value): Likewise.
5366 * config/s390/s390.c (s390_function_arg_size,
5367 s390_pass_by_reference, s390_return_in_memory,
5368 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
5369 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
5370 * config/score/score-protos.h (score_function_value): Likewise.
5371 * config/score/score.c (score_arg_partial_bytes,
5372 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5373 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
5374 score_pass_by_reference, score_add_offset, score_function_value):
5376 * config/sh/sh-protos.h (sh_attr_renesas_p,
5377 sh_promote_prototypes): Likewise.
5378 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
5379 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
5380 sh_attr_renesas_p): Likewise.
5381 * config/sparc/sparc-protos.h (function_value,
5382 function_arg_padding): Likewise.
5383 * config/sparc/sparc.c (sparc_promote_prototypes,
5384 sparc_return_in_memory, sparc_pass_by_reference,
5385 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
5386 function_arg_record_value_2, function_arg_record_value_1,
5387 function_arg_record_value, function_arg_record_value,
5388 function_arg_padding, function_value): Likewise.
5389 * config/spu/spu-protos.h (spu_function_value): Likewise.
5390 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
5391 spu_function_value): Likewise.
5392 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
5394 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
5395 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
5396 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
5398 * config/v850/v850.c (v850_return_in_memory,
5399 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
5400 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
5401 * config/xtensa/xtensa.c (xtensa_return_in_msb,
5402 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
5403 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
5405 * explow.c (promote_mode, hard_function_value): Likewise.
5406 * expr.h (hard_function_value, promote_mode): Likewise.
5407 * function.c (aggregate_value_p): Likewise.
5408 * hooks.c (hook_bool_const_tree_true): New.
5409 * hooks.h (hook_bool_const_tree_true): New.
5410 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
5411 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
5412 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
5413 TARGET_RETURN_IN_MSB): Likewise.
5414 * target.h (promote_function_args, promote_function_return,
5415 promote_prototypes, return_in_memory, return_in_msb,
5416 pass_by_reference, must_pass_in_stack, callee_copies,
5417 function_value): Likewise.
5418 * targhooks.c (default_return_in_memory,
5419 hook_pass_by_reference_must_pass_in_stack,
5420 hook_callee_copies_named,
5421 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
5422 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
5423 default_function_value): Likewise.
5424 * targhooks.h (default_return_in_memory,
5425 hook_pass_by_reference_must_pass_in_stack,
5426 hook_callee_copies_named,
5427 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
5428 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
5429 default_function_value): Likewise.
5430 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
5431 (equiv_class_label_hash, equiv_class_label_eq): Constify.
5432 * tree-vectorizer.c (bb_in_loop_p): Likewise.
5433 * tree.c (needs_to_live_in_memory): Likewise.
5434 * tree.h (struct tree_type, needs_to_live_in_memory,
5435 aggregate_value_p, must_pass_in_stack_var_size,
5436 must_pass_in_stack_var_size_or_pad): Likewise.
5437 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
5438 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
5439 lookup_filename): Likewise.
5441 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
5444 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
5445 fake fcomi i387 instruction for !TARGET_CMOVE.
5446 (ix86_expand_branch): Expand natural sequence with one jump for
5447 all targets, not only TARGET_CMOVE.
5448 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
5449 pattern to implement fake fcomi sequence. Split instruction after
5450 reload to correct compare sequences.
5451 (*cmpfp_xf_cc): Ditto.
5452 (*cmpfp_<mode>_cc): Ditto.
5453 (*cmpfp_u_cc): Ditto.
5454 (*cmpfp_<mode>_cc): Ditto.
5456 2007-08-23 Richard Guenther <rguenther@suse.de>
5458 * tree-pretty-print.c (dump_generic_node): Annotate
5459 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
5461 2007-08-23 Richard Guenther <rguenther@suse.de>
5463 * builtins.c (expand_builtin_mathfn): Wrap argument in
5464 save_expr directly instead of re-building the call.
5465 (expand_builtin_mathfn_2): Likewise.
5466 (expand_builtin_mathfn_3): Likewise.
5467 (expand_builtin_interclass_mathfn): Likewise.
5468 (expand_builtin_int_roundingfn): Set arg.
5469 (expand_builtin_int_roundingfn_2): Likewise.
5471 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
5473 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
5474 *sse_nand<mode>3, *sse_xor<mode>3): New.
5476 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
5478 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
5479 * config/i386/i386.c (print_operand): Handle ';' code. Output
5480 semicolon for TARGET_MACHO.
5481 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
5482 emit semicolon after 'lock' prefix.
5483 (sync_double_compare_and_swap<mode>): Ditto.
5484 (*sync_double_compare_and_swapdi_pic): Ditto.
5485 (*sync_compare_and_swap_cc<mode>): Ditto.
5486 (sync_double_compare_and_swap_cc<mode>): Ditto.
5487 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
5488 (sync_old_add<mode>): Ditto.
5489 (sync_add<mode>): Ditto.
5490 (sync_sub<mode>): Ditto.
5491 (sync_ior<mode>): Ditto.
5492 (sync_and<mode>): Ditto.
5493 (sync_xor<mode>): Ditto.
5495 2007-08-22 Chao-ying Fu <fu@mips.com>
5497 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
5499 (copy_rtx): Handle CONST_FIXED.
5500 (rtx_equal_p): Likewise.
5501 * rtl.h (fixed_value.h): New include.
5502 (rtx_def): Add a new field of fixed_value to u.
5503 (XCNMPFV): Define for accessing fixed_value.
5504 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
5506 * rtl.def (CONST_FIXED): New constant.
5507 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
5508 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
5509 US_ASHIFT): New codes.
5510 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
5511 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
5512 unsigned_fract_convert, unsigned_sat_fract): Document them.
5513 * varasm.c (assemble_integer): Extend to support fixed-point constants
5514 by using different machine classes.
5515 (decode_addr_const): Handle FIXED_CST.
5516 (const_hash_1): Likewise.
5517 (compare_constant): Likewise.
5518 (copy_constant): Likewise.
5519 (const_rtx_hash_1): Handle CONST_FIXED.
5520 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5521 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
5523 (initializer_constant_valid_p): Handle FIXED_CST.
5524 (output_constant): Support FIXED_POINT_TYPE.
5525 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
5526 * cse.c (hash_rtx): Support CONST_FIXED.
5527 (exp_equiv_p): Likewise.
5528 (cannon_reg): Likewise.
5529 (fold_rtx): Likewise.
5530 (equiv_constant): Likewise.
5531 (cse_process_notes_1): Likewise.
5532 (count_reg_usage): Likewise.
5533 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
5534 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
5535 (wrap_constant): Check CONST_FIXED.
5536 (cselib_hash_rtx): Support CONST_FIXED.
5537 (cselib_subst_to_values): Likewise.
5538 * df-scan.c (df_uses_record): Likewise.
5539 * gcse.c (want_to_gcse_p): Likewise.
5540 (oprs_unchanged_p): Likewise.
5541 (oprs_not_set_p): Likewise.
5542 (compute_transp): Likewise.
5543 (extract_mentioned_regs_helper): Likewise.
5544 * genemit.c (gen_exp): Likewise.
5545 * local-alloc.c (equiv_init_varies_p): Likewise.
5546 (contains_replace_regs): Likewise.
5547 (memref_referenced_p): Likewise.
5548 * loop-invariant.c (check_maybe_invariant): Likewise.
5549 (hash_invariant_expr_1): Likewise.
5550 (invariant_expr_equal_p): Likewise.
5551 * postreload-gcse.c (oprs_unchanged_p): Likewise.
5552 * regclass.c (reg_scan_mark_refs): Likewise.
5553 * regrename.c (scan_rtx): Likewise.
5554 * resource.c (mark_referenced_resources): Likewise.
5555 (mark_set_resources): Likewise.
5556 * rtlanal.c (rtx_unstable_p): Likewise.
5557 (rtx_varies_p): Likewise.
5558 (count_occurrences): Likewise.
5559 (reg_mentioned_p): Likewise.
5560 (modified_between_p): Likewise.
5561 (modified_in_p): Likewise.
5562 (volatile_insn_p): Likewise.
5563 (volatile_refs_p): Likewise.
5564 (side_effects_p): Likewise.
5565 (may_trap_p_1): Likewise.
5566 (inequality_comparisons_p): Likewise.
5567 (computed_jump_p_1): Likewise.
5568 (commutative_operand_precedence): Likewise.
5569 * sched-deps.c (sched_analyze_2): Likewise.
5570 * sched-vis.c (print_value): Likewise.
5571 * reload.c (operands_match_p): Likewise.
5572 (subst_reg_equivs): Likewise.
5573 * reload1.c (eliminate_regs_1): Likewise.
5574 (elimination_effects): Likewise.
5575 (scan_paradoxical_subregs): Likewise.
5576 * alias.c (rtx_equal_for_memref_p): Likewise.
5577 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
5578 * emit-rtl.c (const_fixed_htab): New hash table.
5579 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
5581 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
5582 const_fixed_from_fixed_value): New functions.
5583 (verify_rtx_sharing): Handle CONST_FIXED.
5584 (copy_rtx_if_shared_1): Likewise.
5585 (reset_used_flags): Likewise.
5586 (set_used_flags): Likewise.
5587 (copy_insn_1): Likewise.
5588 (init_emit_once): Create const_fixed_htab.
5589 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
5591 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
5593 PR tree-optimization/32949
5594 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
5595 before failing for ivs with non-constant step.
5597 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
5599 * doc/md.texi (Iterators): Renamed from Macros. All contents
5600 changed to reflect rename of respectively define_code_macro and
5601 define_mode_macro to define_code_iterator and define_mode_iterator.
5602 (Mode Iterators, Code Iterators): Similar.
5603 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
5604 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
5605 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
5606 (initialize_iterators, find_iterator, check_code_iterator)
5607 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
5608 (read_mapping, read_rtx_1): Similar.
5609 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
5610 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
5611 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
5612 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
5613 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
5614 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
5615 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
5616 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
5617 config/rs6000/sync.md, config/rs6000/rs6000.md,
5618 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
5619 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
5620 config/vax/vax.md, config/bfin/bfin.md: Similar.
5622 2007-08-22 David Daney <ddaney@avtrex.com>
5624 * doc/install.texi (Testing): Mention testing on a simulator.
5626 2007-08-22 Janis Johnson <janis187@us.ibm.com>
5628 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
5630 * doc/libgcc.texi (Decimal float library routines): Fix formatting
5631 and rearrange floating point conversion functions into different
5634 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5636 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
5637 dfa_post_advance_cycle): New scheduler hooks.
5638 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
5639 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
5641 (TARGET_SCHED): Use them.
5642 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
5643 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
5644 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
5646 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
5647 function to facilitate debugging.
5648 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
5649 (output_insn_has_dfa_reservation_p): New static function to output
5650 insn_has_dfa_reservation_p ().
5651 (write_automata): Use it.
5652 * genattr.c (main): Output declaration for
5653 insn_has_dfa_reservation_p ().
5655 2007-08-22 Christian Bruel <christian.bruel@st.com>
5656 Richard Guenther <rguenther@suse.de>
5658 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
5659 * simplify_rtx (simplify_binary_operation_1): Likewise.
5661 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
5663 PR rtl-optimization/32557
5664 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
5665 of REGNO (mws->mw_reg).
5667 2007-08-22 Richard Guenther <rguenther@suse.de>
5670 * builtins.c (expand_builtin_int_roundingfn): Replace call
5671 argument wrapped with SAVE_EXPR directly.
5672 (expand_builtin_int_roundingfn_2): Likewise.
5674 2007-08-22 Richard Guenther <rguenther@suse.de>
5676 * tree-inline.c (inlinable_function_p): Restore disregarding
5677 inline limits for GNU extern inline functions.
5679 2007-08-22 Richard Guenther <rguenther@suse.de>
5682 * tree.c (host_integerp): Treat sizetype as signed as it is
5685 2007-08-21 Ian Lance Taylor <iant@google.com>
5687 PR tree-optimization/33134
5688 * tree-vrp.c (adjust_range_with_scev): Call
5689 set_value_range_to_value.
5691 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
5693 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
5696 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
5698 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
5701 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
5703 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
5704 cases to set eight bytes at a time.
5705 (expand_block_move): Likewise.
5707 2007-08-21 Jakub Jelinek <jakub@redhat.com>
5710 * dwarf2out.c (gen_decl_die): Don't call
5711 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
5713 2007-08-21 Paul Brook <paul@codesourcery.com>
5714 Nathan Sidwell <nathan@codesourcery.com>
5715 Mark Mitchell <mark@codesourcery.com>
5716 Joseph Myers <joseph@codesourcery.com>
5718 * configure.ac: Add --with-pkgversion and --with-bugurl.
5719 * configure: Regenerate.
5720 * doc/install.texi: Document them.
5721 * version.c (version_string): Remove VERSUFFIX.
5722 (VERSUFFIX): Remove.
5723 (pkgversion_string): New.
5724 (bug_report_url): Do not hard-code initializer.
5725 * version.h (pkgversion_string): Declare.
5726 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
5728 (version.o): Define PKGVERSION and BUGURL.
5729 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
5730 (%.pod): Define BUGURL.
5731 * gcc.c (process_command, main): Use pkgversion_string.
5732 * toplev.c (compile_file, print_version): Likewise.
5733 * protoize.c (main): Likewise.
5734 * gcov.c (print_version): Likewise. Update copyright date.
5735 * gcov-dump.c (print_version): Likewise. Update copyright date.
5736 * mips-tdump.c (main): Likewise. Update copyright date.
5737 * mips-tfile.c (main): Likewise. Update copyright date.
5738 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
5739 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
5740 shorten description.
5741 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
5742 * doc/gccint.texi: Likewise.
5743 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
5744 Update copyright date.
5746 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
5748 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
5749 (ix86_expand_strlensi_unroll_1): Ditto.
5750 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
5751 (ix86_expand_carry_flag_compare): Update comment.
5753 2007-08-21 Jakub Jelinek <jakub@redhat.com>
5756 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
5757 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
5759 2007-08-21 Richard Guenther <rguenther@suse.de>
5761 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
5763 2007-08-21 Richard Guenther <rguenther@suse.de>
5766 * fold-const.c (fold_binary): Remove index +p PTR folding.
5767 Fix types of POINTER_PLUS_EXPR generated by folding of
5770 2007-08-20 Chao-ying Fu <fu@mips.com>
5772 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
5773 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
5774 RID_ONEWAY, so that it can be checked in declspecs_add_type.
5775 (c_common_fixed_point_type_for_size): Declare.
5776 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
5777 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
5778 (c_token_starts_declspecs): Likewise.
5779 (c_parser_declspecs): Likewise.
5780 (c_parser_attributes): Likewise.
5781 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
5782 (c_declspecs): Add saturating_p.
5783 * c-decl.c (build_null_declspecs): Initialize saturating_p.
5784 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
5785 _Sat. Handle RID_SAT.
5786 Avoid using void, bool, char, int, float, double, _Decimal32,
5787 _Decimal64, _Decimal128, and complex with _Sat.
5788 Handle RID_FRACT and RID_ACCUM.
5789 Make sure _Sat is used with _Fract or _Accum.
5790 (finish_declspecs): Handle cts_fract and cts_accum.
5791 * c-common.c (fixed-value.h): New include.
5792 (constant_expression_warning): Handle FIXED_CST.
5793 (overflow_warning): Likewise.
5794 (warnings_for_convert_and_check): Likewise.
5795 (c_common_fixed_point_type_for_size): New.
5796 (c_common_type_for_mode): Handle fixed-point modes to
5797 return various saturating/non-saturating, signed/unsigned types.
5798 (c_common_signed_or_unsigned_type): Support fixed-point types.
5799 (shorten_compare): Check fixed-point zero.
5800 Handle FIXED_POINT_TYPE.
5801 (c_common_truthvalue_conversion): Handle FIXED_CST.
5802 Handle FIXED_POINT_TYPE.
5803 (c_common_nodes_and_builtins): Record builtin types for fixed-point
5805 (handle_mode_attribute): Handle fixed-point modes. Need to check
5806 if the signness of base type and fixed-point modes are consistent.
5807 (handle_vector_size_attribute): Handle fixed-point modes.
5808 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
5809 (warn_for_div_by_zero): Check fixed-point zero.
5810 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
5811 a common fixed-point type based on fbit, ibit, sign, and saturation.
5812 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
5813 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
5814 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
5815 (convert_for_assignment): Support FIXED_POINT_TYPE.
5816 (digest_init): Handle FIXED_POINT_TYPE.
5817 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
5818 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
5819 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
5820 GE_EXPR, LT_EXPR, GT_EXPR.
5821 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
5822 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
5823 * target.h (gcc_target): Add fixed_point_supported_p.
5824 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
5825 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
5826 (default_fixed_point_supported_p): Define.
5827 * targhooks.h (default_fixed_point_supported_p): Declare.
5828 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
5829 * doc/install.texi (Configuration): Add --enable-fixed-point.
5830 * configure.ac (--enable-fixed-point): New to enable fixed-point
5831 arithmetic extension to C. For mips targets, we enable it by default.
5832 * configure, config.in: Regenerate.
5834 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
5836 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
5838 2007-08-20 David Edelsohn <edelsohn@gnu.org>
5840 * dwarf2out.c (text_section_used): Move declaration outside ifdef
5841 DWARF2_DEBUGGING_INFO.
5842 (cold_text_section_used): Same.
5843 (cold_text_section): Same.
5845 2007-08-20 Richard Guenther <rguenther@suse.de>
5847 * c-typeck.c (convert_for_assignment): Use the type of
5848 the member for the initialization.
5850 2007-08-20 Richard Guenther <rguenther@suse.de>
5852 * c-objc-common.c (c_disregard_inline_limits): Remove.
5853 * c-objc-common.h (c_disregard_inline_limits): Likewise.
5854 * cgraphunit.c (cgraph_process_new_functions): Call
5855 disregard_inline_limits_p.
5856 (cgraph_preserve_function_body_p): Likewise.
5857 * ipa-inline.c (compute_inline_parameters): Likewise.
5858 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
5860 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
5861 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5862 disregard_inline_limits langhook.
5863 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
5865 * langhooks.h (lang_hooks_for_tree_inlining): Remove
5866 disregard_inline_limits langhook.
5867 * tree-inline.c (disregard_inline_limits_p): New function.
5868 * tree-inline.h (disregard_inline_limits_p): Declare.
5870 2007-08-20 Richard Guenther <rguenther@suse.de>
5872 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
5873 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
5874 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5875 auto_var_in_fn_p langhook.
5876 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
5878 * tree.c (auto_var_in_fn_p): ... here.
5879 (find_var_from_fn): Call auto_var_in_fn_p directly.
5880 * langhooks.h (lang_hooks_for_tree_inlining): Remove
5881 auto_var_in_fn_p langhook.
5882 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
5883 (copy_body_r): Likewise.
5884 (self_inlining_addr_expr): Likewise.
5885 * tree.h (auto_var_in_fn_p): Declare.
5887 2007-08-20 Richard Guenther <rguenther@suse.de>
5889 * tree.c (WALK_SUBTREE): Call walk_tree_1.
5890 (walk_type_fields): Take lh parameter.
5891 (walk_tree): Rename to ...
5892 (walk_tree_1): ... this. Do not call the walk_subtrees
5893 langhook but the now passed callback. Pass lh on recursion.
5894 (walk_tree_without_duplicates): Rename to ...
5895 (walk_tree_without_duplicates_1): ... this. Take lh parameter
5896 and call walk_tree_1.
5897 * tree.h (walk_tree_lh): New typedef.
5898 (walk_tree_1): Declare.
5899 (walk_tree_without_duplicates_1): Likewise.
5900 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
5901 (walk_tree_without_duplicates): New define to
5902 walk_tree_without_duplicates_1 with NULL lh parameter.
5903 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
5904 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
5906 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
5907 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
5908 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
5911 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
5914 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
5915 code in front of the compacting of basic blocks.
5916 Move the folding of statements inbetween the cgraph checking
5917 and compacting of basic blocks.
5919 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5920 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5923 * config/alpha/alpha.c (va_list_skip_additions): Check for
5924 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
5925 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
5926 PLUS_EXPR when checking ap.__base.
5927 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
5928 when doing addition on pointer types. Use size_int instead of
5930 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
5931 ptr_type in the second operand.
5933 2007-08-19 Andrew Pinski <pinskia@gmail.com>
5936 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
5938 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5941 * cfgexpand.c (expand_one_register_var): Mark pointer
5942 DECL_ARTIFICIAL as REG_POINTER also.
5943 * stmt.c (expand_decl): Likewise.
5945 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
5952 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
5953 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
5954 on_worklist argument and avoid adding things to worklist multiple
5956 (add_to_worklist): Ditto.
5957 (mark_aliases_call_clobbered): Mark entire structure clobbered if
5958 single SFT is clobbered.
5959 (set_initial_properties): Ditto.
5960 (compute_call_clobbered): Update for changes to function
5962 (create_overlap_variables_for): Always create SFT for offset 0.
5963 (create_structure_vars): Handle PHI's, since we are in SSA form at
5965 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
5966 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
5968 (add_vars_for_offset): Figure out aliases from access + points-to.
5969 (add_virtual_operand): Use add_vars-for_offset.
5970 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
5971 (add_call_clobber_ops): Remove makes_clobbering_call set.
5972 (get_expr_operands): Always pass through the INDIRECT_REF
5974 * tree-ssa-structalias.c (struct constraint_graph): Remove
5976 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
5977 address_taken, pt_used, number_incoming.
5978 (FIRST_ADDR_NODE): Removed.
5979 (merge_graph_nodes): Remove broken code for the moment.
5980 (init_graph): New function.
5981 (build_pred_graph): Remove code to init_graph.
5982 Add location equivalence support.
5983 (struct scc_info): Rename roots to deleted.
5985 (init_scc_info): Ditto
5986 (init_topo_info): Use graph->size.
5987 (compute_topo_order): Ditto.
5988 (do_da_constraint): Removed.
5989 (do_sd_constraint): Remove calls to find().
5990 set_union_with_increment should always get 0 as last arg here.
5991 (do_complex_constraint): Replace do_da_constraint with assert.
5993 (struct equiv_class_label): New.
5994 (pointer_equiv_class_table): Ditto.
5995 (location_equiv_class_table): Ditto.
5996 (equiv_class_label_hash): Ditto.
5997 (equiv_class_label_eq): Ditto
5998 (equiv_class_lookup): Ditto.
5999 (equiv_class_ladd): Ditto.
6000 (pointer_equiv_class): Ditto.
6001 (location_equiv_class): Ditto.
6002 (condense_visit): Rename and rewrite from label_visit to do only
6003 SCC related stuff for HU.
6004 (label_visit): Do HU work for HU.
6005 (perform_var_substitution): Update to do HU and location
6007 (free_var_substitution_info): Update to free HU and location
6008 equivalence structures. */
6009 (find_equivalent_node): Update for pointer but not location
6011 (unite_pointer_equivalences): New function.
6012 (move_complex_constraints): Rewrite to only do moving.
6013 (rewrite_constraints): Split out of move_complex_constraints.
6014 (solve_graph): Use graph->size.
6015 (process_constraint_1): Add from_call argument, use it.
6016 Split *a = &b into two constraints.
6017 (process_constraint): Use new process_constraint_1.
6018 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
6019 (get_constraint_for): Handle non-pointer integers properly.
6020 Remove code that used to handle structures.
6021 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
6022 with unknown addends.
6023 (handle_rhs_call): New function.
6024 (find_func_aliases): Use handle_rhs_call.
6025 (set_uids_in_ptset): Add an assert.
6026 (set_used_smts): Fix bug in not considering unified vars.
6027 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
6028 (compute_points_to_sets): Update for other function changes.
6029 (delete_points_to_sets): Ditto.
6030 (ipa_pta_execute): Ditto.
6031 (pass_ipa_pta): We need to update SSA after ipa_pta.
6033 2007-08-19 Jan Hubicka <jh@suse.cz>
6035 * i386.md: Replace "rim" and "mri" constraints by "g".
6037 2007-08-19 Joseph Myers <joseph@codesourcery.com>
6039 * dwarf2out.c (text_section_used, cold_text_section_used,
6040 cold_text_section, dwarf2out_note_section_used): New.
6041 (dwarf2out_init): Initialize cold_text_section.
6042 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
6043 dwarf2out_note_section_used.
6044 (size_of_aranges): Only count entry for text section if it was
6045 used. Count entry for cold text section if it was used.
6046 (output_aranges): Only output entries for text section and cold
6047 text section if they were used.
6049 2007-08-19 Andrew Pinski <pinskia@gmail.com>
6051 * tree-pretty-print.c (debug_generic_expr): Add a comment about
6053 (debug_generic_stmt): Likewise.
6054 (debug_tree_chain): Likewise.
6056 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
6058 * tree-data-refs.c (split_constant_offset): Expose.
6059 * tree-data-refs.h (split_constant_offset): Add declaration.
6061 * tree-vectorizer.h (dr_alignment_support): Renamed
6062 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
6063 Added a new value dr_explicit_realign.
6064 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
6065 dr_offset, dr_step, and dr_aligned_to, along with new access
6066 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
6067 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
6068 STMT_VINFO_DR_ALIGNED_TO.
6070 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
6072 In case of outer-loop vectorization with non-fixed misalignment - use
6073 the dr_explicit_realign scheme instead of the optimized realignment
6075 (new_stmt_vec_info): Initialize new fields.
6077 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
6078 'nested_in_vect_loop' case. Change verbosity level.
6079 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
6080 Don't fail on zero step in the outer-loop for loads.
6081 (vect_analyze_data_refs): Call split_constant_offset to calculate
6082 base, offset and init relative to the outer-loop.
6084 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
6085 BSI function argument with a new function argument - at_loop.
6086 Simplify the condition that determines STEP. Takes additional argument
6087 INV_P. Support outer-loop vectorization (handle the
6088 nested_in_vect_loop case), including zero step in the outer-loop. Call
6089 vect_create_addr_base_for_vector_ref with additional argument.
6090 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
6091 Updated function documentation. Handle the 'nested_in_vect_loop' case.
6092 Fixed and simplified calculation of step.
6093 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
6094 of bsi, and with additional argument. Call bump_vector_ptr with
6095 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
6096 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
6097 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
6098 when the realignment setup needs to take place inside the loop.
6099 Support the dr_explicit_realign scheme. Allow generating the optimized
6100 realignment scheme for outer-loop vectorization. Added documentation.
6101 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
6102 the 'nested_in_vect_loop' case, including loads that are invariant in
6103 the outer-loop and the realignment schemes. Handle the case when the
6104 realignment setup needs to take place inside the loop. Call
6105 vect_setup_realignment with additional arguments. Call
6106 vect_create_data_ref_ptr with additional argument and with loop instead
6107 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
6108 (vect_gen_niters_for_prolog_loop): Call
6109 vect_create_addr_base_for_vector_ref with additional arguments.
6110 (vect_create_cond_for_align_checks): Likewise.
6111 (bump_vector_ptr): Updated to support the new dr_explicit_realign
6112 scheme: takes additional argument bump; argument ptr_incr is now
6113 optional; updated documentation.
6114 (vect_init_vector): Takes additional argument (bsi). Use it, if
6115 available, to insert the vector initialization.
6116 (get_initial_def_for_induction): Pass additional argument in call to
6118 (vect_get_vec_def_for_operand): Likewise.
6119 (vect_setup_realignment): Likewise.
6120 (vectorizable_load): Likewise.
6122 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
6124 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
6125 as argument instead of struct loop.
6126 (nested_in_vect_loop_p): New function.
6127 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
6129 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
6130 from other phis in the loop.
6131 (destroy_loop_vec_info): Add additional argument to declaration.
6133 * tree-vectorizer.c (supportable_widening_operation): Also check if
6134 nested_in_vect_loop_p (don't allow changing the order in this case).
6135 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
6136 of struct loop. Call nested_in_vect_loop_p and don't require
6137 flag_unsafe_math_optimizations if it returns true.
6138 (new_stmt_vec_info): When setting def_type for phis differentiate
6139 loop-header phis from other phis.
6140 (bb_in_loop_p): New function.
6141 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
6142 just update their loop_vinfo. Order of BB traversal now matters -
6143 call dfs_enumerate_from with bb_in_loop_p.
6144 (destroy_loop_vec_info): Takes additional argument to control whether
6145 stmt_vinfo of the loop stmts should be destroyed as well.
6146 (vect_is_simple_reduction): Allow the "non-reduction" use of a
6147 reduction stmt to be defines by a non loop-header phi.
6148 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
6150 * tree-vect-transform.c (vectorizable_reduction): Call
6151 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
6152 (vectorizable_call): Likewise.
6153 (vectorizable_conversion): Likewise.
6154 (vectorizable_operation): Likewise.
6155 (vectorizable_type_promotion): Likewise.
6156 (vectorizable_type_demotion): Likewise.
6157 (vectorizable_store): Likewise.
6158 (vectorizable_live_operation): Likewise.
6159 (vectorizable_reduction): Likewise. Also pass loop_info to
6160 vect_is_simple_reduction instead of loop.
6161 (vect_init_vector): Call nested_in_vect_loop_p.
6162 (get_initial_def_for_reduction): Likewise.
6163 (vect_create_epilog_for_reduction): Likewise.
6164 (vect_init_vector): Check which loop to work with, in case there's an
6166 (get_initial_def_for_inducion): Extend to handle outer-loop
6167 vectorization. Fix indentation.
6168 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
6169 In the case vect_induction_def get the vector def from the induction
6170 phi node, instead of calling get_initial_def_for_inducion.
6171 (get_initial_def_for_reduction): Extend to handle outer-loop
6173 (vect_create_epilog_for_reduction): Extend to handle outer-loop
6175 (vect_transform_loop): Change assert to just skip this case. Add a
6177 (vect_finish_stmt_generation): Add a couple asserts.
6179 (vect_estimate_min_profitable_iters): Multiply
6180 cost of inner-loop stmts (in outer-loop vectorization) by estimated
6182 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
6183 this is an inner-loop reduction in outer-loop vectorization.
6185 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
6186 Same code as what used to be vect_analyze_scalar_cycles, only with
6187 additional argument loop, and loop_info passed to
6188 vect_is_simple_reduction instead of loop.
6189 (vect_analyze_scalar_cycles): Code factored out into
6190 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
6191 Updated documentation.
6192 (analyze_operations): Check for inner-loop loop-closed exit-phis during
6193 outer-loop vectorization that are live or not used in the outerloop,
6194 cause this requires special handling.
6195 (vect_enhance_data_refs_alignment): Don't consider versioning for
6197 (vect_analyze_data_refs): Check that there are no datarefs in the
6199 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
6200 and vect_used_in_outer_by_reduction cases.
6201 (process_use): Also consider the case of outer-loop stmt defining an
6202 inner-loop stmt and vice versa.
6203 (vect_analyze_loop_1): New function.
6204 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
6205 loops. Call vect_analyze_loop_1.
6206 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
6207 been vectorized. Call destroy_loop_vec_info with additional argument.
6209 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
6210 in the inner-loop when doing outer-loop vectorization. Add
6211 documentation and printout.
6212 (vect_recog_dot_prod_pattern): Likewise. Also add check for
6213 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
6215 2007-08-18 Andrew Pinski <pinskia@gmail.com>
6217 * tree-affine.h (print_aff): New prototype.
6218 (debug_aff): Likewise.
6219 * tree-affine.c (print_aff): New function.
6220 (debug_aff): Likewise.
6222 2007-08-18 Paul Brook <paul@codesourcery.com>
6223 Joseph Myers <joseph@codesourcery.com>
6225 * common.opt (-fdebug-prefix-map=): New option.
6226 * opts.c: Include debug.h.
6227 (common_handle_option): Handle -fdebug-prefix-map.
6228 * final.c: Include ggc.h.
6229 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
6230 remap_debug_filename): New.
6231 * Makefile.in (final.o, opts.o): Update dependencies.
6232 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
6233 * configure.ac: Check for assembler --debug-prefix-map support.
6234 * configure, config.in: Regenerate.
6235 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
6236 (ASM_DEBUG_SPEC): Include ASM_MAP.
6237 * doc/install.texi (--with-debug-prefix-map): Document.
6238 * doc/invoke.texi (-fdebug-prefix-map): Document.
6239 * dbxout.c (dbxout_init, dbxout_start_source_file,
6240 dbxout_source_file): Call remap_debug_filename.
6241 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
6242 dwarf2out_start_source_file, dwarf2out_finish): Call
6243 remap_debug_filename.
6244 (file_table_relative_p): Do not check d->emitted_number.
6245 * toplev.c (output_file_directive): Call remap_debug_filename.
6246 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
6247 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
6249 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6251 * loop-invariant.c (find_invariants_to_move): Add missing macro
6254 2007-08-17 Tom Tromey <tromey@redhat.com>
6256 * tree.h (struct tree_label_decl): Removed old "java" fields.
6258 2007-08-17 Richard Sandiford <richard@codesourcery.com>
6259 Nigel Stephens <nigel@mips.com>
6261 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
6262 Treat -mno-data-in-code and -mcode-xonly as aliases for
6263 -mcode-readable=no and -mcode-readable=pcrel respectively.
6264 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
6265 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
6266 (MULTILIB_DIRNAMES): Update accordingly.
6268 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
6270 * Makefile.in (version.o): Depend on $(REVISION) only if
6271 REVISION_s is defined.
6273 2007-08-17 Sa Liu <saliu@de.ibm.com>
6274 Ulrich Weigand <uweigand@de.ibm.com>
6277 * tree.c (reconstruct_complex_type): For a pointer to a vector,
6278 use build_qualified_type to retain qualifiers of the base type.
6280 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
6282 * config/score/score.md : Update pattern tablejump.
6283 * config/score/score.c : Update score_initialize_trampoline
6285 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
6286 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
6287 * doc/contrib.texi: Add my entry.
6289 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
6291 * Makefile.in (REVISION): New.
6294 (version.o): Also depend on $(REVISION). Add
6295 -DREVISION=$(REVISION_s).
6297 * version.c (version_string): Add REVISION.
6299 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
6301 * tree-eh.c (lower_try_finally_onedest): Reset the locus
6302 of GOTO that's relocated to a different block.
6304 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6306 * c-common.c (const_strip_array_types): New.
6307 * c-common.h (lang_missing_noreturn_ok_p): Delete.
6308 (const_strip_array_types): New.
6309 * c-objc-common.c (c_disregard_inline_limits,
6310 c_warn_unused_global_decl): Constify.
6311 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
6312 c_vla_type_p, c_incomplete_type_error): Likewise.
6313 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
6314 * hooks.c (hook_bool_const_tree_false): New.
6315 * hooks.h (hook_bool_const_tree_false): Likewise.
6316 * langhooks-def.h (lhd_warn_unused_global_decl,
6317 lhd_incomplete_type_error, lhd_expr_size,
6318 lhd_tree_inlining_disregard_inline_limits,
6319 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
6320 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
6321 * langhooks.c (lhd_warn_unused_global_decl,
6322 lhd_incomplete_type_error,
6323 lhd_tree_inlining_disregard_inline_limits,
6324 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
6325 lhd_expr_size): Likewise.
6326 * langhooks.h (lang_hooks_for_tree_inlining,
6327 lang_hooks_for_tree_dump, lang_hooks_for_types,
6328 lang_hooks_for_decls, lang_hooks): Likewise.
6329 * pointer-set.c (pointer_set_t, pointer_set_create,
6330 pointer_set_contains, insert_aux, pointer_set_insert,
6331 pointer_set_traverse, pointer_map_t, pointer_map_create,
6332 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
6334 * pointer-set.h (pointer_set_contains, pointer_set_insert,
6335 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
6336 pointer_map_traverse): Likewise.
6337 * predict.c (assert_is_empty): Likewise.
6338 * tree-affine.c (free_name_expansion): Likewise.
6339 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
6340 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
6341 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
6343 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
6345 * tree-vectorizer.c (new_loop_vec_info): Initialize new
6347 (destroy_loop_vec_info): Add call to VEC_free.
6348 * tree-vectorizer.h (may_alias_ddrs): Define.
6349 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
6350 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
6351 Change reporting to dump.
6352 (vect_is_duplicate_ddr): New.
6353 (vect_mark_for_runtime_alias_test): New.
6354 (vect_analyze_data_ref_dependences) Add call to
6355 vect_mark_for_runtime_alias_test.
6356 (vect_enhance_data_refs_alignment): Define local variable
6357 vect_versioning_for_alias_required, don't perform
6358 peeling for alignment if versioning for alias is
6360 (vect_enhance_data_refs_alignment): Use
6361 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
6362 PARAM_VECT_MAX_VERSION_CHECKS.
6363 * tree-vect-transform.c
6364 (vect_create_cond_for_alias_checks): New.
6365 (vect_transform_loop): Add call to
6366 vect_create_cond_for_alias_checks.
6367 (vect_vfa_segment_size): New.
6368 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
6370 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
6371 * gcc/doc/invoke.texi
6372 (vect-max-version-for-alignment-checks): Document.
6373 (vect-max-version-for-alias-checks): Document.
6374 (vect-max-version-checks): Remove.
6376 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
6378 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
6379 the same line as the instruction for all asm dialects.
6380 (*rep_movsi): Ditto.
6381 (*rep_movsi_rex64): Ditto.
6382 (*rep_movqi): Ditto.
6383 (*rep_movqi_rex64): Ditto.
6384 (*rep_stosdi_rex64): Ditto.
6385 (*rep_stossi): Ditto.
6386 (*rep_stossi_rex64): Ditto.
6387 (*rep_stosqi): Ditto.
6388 (*rep_stosqi_rex64): Ditto.
6389 (*cmpstrnqi_nz_1): Ditto.
6390 (*cmpstrnqi_nz_rex_1): Ditto.
6391 (*cmpstrnqi_1): Ditto.
6392 (*cmpstrnqi_rex_1): Ditto.
6393 (*strlenqi_1): Ditto.
6394 (*strlenqi_rex_1): Ditto.
6395 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
6396 prefix on the same line as the instruction for all asm dialects.
6397 (sync_double_compare_and_swap<mode>): Ditto.
6398 (*sync_double_compare_and_swapdi_pic): Ditto.
6399 (*sync_compare_and_swap_cc<mode>): Ditto.
6400 (sync_double_compare_and_swap_cc<mode>): Ditto.
6401 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
6402 (sync_old_add<mode>): Ditto.
6403 (sync_add<mode>): Ditto.
6404 (sync_sub<mode>): Ditto.
6405 (sync_ior<mode>): Ditto.
6406 (sync_and<mode>): Ditto.
6407 (sync_xor<mode>): Ditto.
6409 2007-08-16 Richard Sandiford <richard@codesourcery.com>
6412 * reload.c (find_reloads): Check that the memory returned by
6413 find_reloads_toplev was not the result of forcing a constant
6415 (find_reloads_toplev): Always use simplify_gen_subreg to get
6416 the subreg of a constant. If the result is also a constant,
6417 but not a legitimate one, force it into the constant pool
6418 and reload its address.
6420 2007-08-15 David Edelsohn <edelsohn@gnu.org>
6422 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
6425 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
6427 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
6428 directive for the current vector ABI.
6430 2007-08-15 Steve Ellcey <sje@cup.hp.com>
6433 * caller-save.c (reg_save_code): Set invalide status on restore code.
6435 2007-08-15 Diego Novillo <dnovillo@google.com>
6437 * tree-ssa-alias.c (compute_memory_partitions): Use
6438 alias_bitmap_obstack to allocate bitmaps.
6439 (reset_alias_info): Factor out of init_alias_info.
6440 Mark all name tags not associated to an SSA name for renaming.
6441 (init_alias_info): Call it.
6442 (create_name_tags): Tidy. Add comments.
6443 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
6445 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
6447 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
6448 scheduler dependencies.
6450 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
6452 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
6454 (*iorsi_1_zext): Likewise.
6455 (*iorsi_1_zext_imm): Likewise.
6456 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
6457 with "rm"/"xm" constraint.
6458 (sse2_vmsqrtv2df2): Likewise.
6460 2007-08-15 Jakub Jelinek <jakub@redhat.com>
6463 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
6466 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
6468 * tree-pass.h (PROP_pta): Removed.
6469 (TODO_rebuild_alias): New.
6470 (pass_may_alias): Removed.
6471 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
6472 aliasing if we changed something.
6473 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
6475 (pass_may_alias): Removed.
6476 (create_structure_vars): Return TODO_rebuild_alias.
6477 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
6478 * tree-sra.c (tree_sra): Only rebuild aliasing if something
6480 (tree_sra_early): We never affect aliasing right now.
6481 * tree-flow.h (compute_may_aliases): New prototype.
6482 * passes.c: Remove pass_may_alias from the passes.
6483 (execute_function_todo): Support TODO_rebuild_alias.
6485 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
6487 * i386.c: (legitimize_address): Move dllimported variable check
6488 infront of legitimizing pic address of CONST symbols.
6490 2007-08-14 Steve Ellcey <sje@cup.hp.com>
6492 PR tree-optimization/32941
6493 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
6494 (goto_queue_cmp): Remove.
6495 (find_goto_replacement): Change search method.
6496 (maybe_record_in_goto_queue): Add assert.
6497 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
6498 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
6500 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6502 * alias.c (component_uses_parent_alias_set): Constify.
6503 * alias.h (component_uses_parent_alias_set): Likewise.
6504 * cfgrtl.c (print_rtl_with_bb): Likewise.
6505 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
6506 mpz_get_double_int): Likewise.
6507 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
6508 mpz_get_double_int): Likewise.
6509 * expr.c (is_aligning_offset, undefined_operand_subword_p,
6510 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
6512 * expr.h (safe_from_p): Likewise.
6513 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
6515 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
6516 zero_sized_type, goa_lhs_expr_p): Likewise.
6517 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
6518 * rtl.h (print_rtl_with_bb): Likewise.
6519 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
6520 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
6521 * tree-flow-inline.h (bb_stmt_list): Constify.
6522 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
6524 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
6525 const_first_stmt, const_last_stmt): New.
6526 (block_may_fallthru, empty_block_p): Constify.
6527 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
6528 EXPR_ONLY_BODY): New.
6529 (expr_first, expr_last, expr_only): Use macro for body.
6530 (const_expr_first, const_expr_last, const_expr_only): New.
6531 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
6532 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
6533 ctsi_prev, ctsi_stmt): New.
6534 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
6535 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
6536 * tree-ssa-loop-niter.c (loop_only_exit_p,
6537 derive_constant_upper_bound): Likewise.
6538 * tree-ssa-phiopt.c (empty_block_p): Likewise.
6539 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
6540 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
6541 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
6542 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
6543 * tree.c (get_type_static_bounds): Likewise.
6544 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
6545 (get_type_static_bounds): Constify.
6547 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
6550 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
6551 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
6552 (*<addsub><mode>3_cc_overflow): New.
6553 (*add<mode>3_cconly_overflow): New.
6554 (*sub<mode>3_cconly_overflow): New.
6555 (*<addsub>si3_zext_cc_overflow): New.
6556 * config/i386/predicates.md (fcmov_comparison_operator): Accept
6557 CCCmode for LTU, GTU, LEU and GEU.
6558 (ix86_comparison_operator): Likewise.
6559 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
6560 * config/i386/i386.c (put_condition_code): Support CCCmode.
6561 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
6562 or MINUS expressions.
6564 2007-08-14 Andrew Pinski <pinskia@gmail.com>
6567 * c-typeck.c (build_binary_op): Disallow vector float types with
6568 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
6570 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
6572 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
6573 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
6574 (dep_def): New typedef.
6575 (init_dep_1, sd_debug_dep): Declare functions.
6576 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
6577 (debug_dep_links): Remove.
6578 (struct _deps_list): New field 'n_links'.
6579 (DEPS_LIST_N_LINKS): New macro.
6580 (FOR_EACH_DEP_LINK): Remove.
6581 (create_deps_list, free_deps_list, delete_deps_list): Remove
6583 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
6584 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6585 (copy_deps_list_change_con, move_dep_link): Ditto.
6586 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
6587 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
6589 (INSN_BACK_DEPS): Remove.
6590 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
6592 (INSN_DEP_COUNT): Remove.
6593 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
6594 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
6595 Declare global variables.
6596 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
6597 (add_forw_dep, compute_forward_dependences): Remove declarations.
6598 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
6599 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6600 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
6602 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
6604 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
6605 (sd_list_types_def): New typedef.
6606 (sd_next_list): Declare function.
6607 (struct _sd_iterator): New type.
6608 (sd_iterator_def): New typedef.
6609 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
6611 (FOR_EACH_DEP): New cycle wrapper.
6612 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
6614 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
6615 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
6618 * sched-deps.c (init_dep_1): Make global.
6619 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
6621 (dump_dep): New static function.
6622 (dump_dep_flags): New static variable.
6623 (sd_debug_dep): New function.
6624 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
6626 (move_dep_link): Use remove_from_deps_list (), instead of
6628 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
6629 (dep_link_is_detached_p): New static function.
6630 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
6632 (dn_pool, dl_pool): New alloc_pools.
6633 (dn_pool_diff, dl_pool_diff): New static variables.
6634 (create_dep_node, delete_dep_node): New static function.
6635 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
6636 (deps_list_empty_p): Make it static. Use 'n_links' field.
6637 (deps_pools_are_empty_p): New static function.
6638 (alloc_deps_list, delete_deps_list): Remove.
6639 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
6640 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6641 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
6642 (forward_dependency_cache): Remove.
6643 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
6644 'back' from the names. Change signature to use dep_t instead of
6646 (add_back_dep): Ditto. Make global.
6647 (check_dep_status): Rename to check_dep ().
6648 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
6650 (sd_finish_insn): Ditto.
6651 (sd_find_dep_between_no_cache): New static function.
6652 (sd_find_dep_between): New function.
6653 (ask_dependency_caches, set_dependency_caches): New static functions.
6654 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
6655 (add_or_update_dep_1): Separate pieces of functionality into
6656 ask_dependency_caches (), update_dependency_caches (),
6657 change_spec_dep_to_hard (), update_dep ().
6658 (get_back_and_forw_lists): New static function.
6659 (sd_add_dep): Separate setting of dependency caches into
6660 set_dependency_caches ().
6661 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
6663 (sd_delete_dep): Ditto.
6664 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
6665 (dump_lists): New static function.
6666 (sd_debug_lists): New debug function.
6667 (delete_all_dependences, fixup_sched_groups): Update to use
6668 sd_* infrastructure.
6669 (sched_analyze_2): Create data-speculative dependency only if
6670 data-speculation is enabled.
6671 (sched_analyze_insn): If insn cannot be speculative, make all its
6672 dependencies non-speculative.
6673 (sched_analyze): Use sd_init_insn ().
6674 (add_forw_dep, compute_forward_dependencies): Remove.
6675 (delete_dep_nodes_in_back_deps): New static function.
6676 (sched_free_deps): New function.
6677 (init_dependency_caches): Init alloc_pools.
6678 (extend_depedency_caches): Update after removing of
6679 forward_dependency_cache.
6680 (free_dependency_caches): Ditto. Free alloc_pools.
6681 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
6682 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
6684 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6685 (add_dependence): Use init_dep ().
6686 (get_dep_weak_1): New static function.
6687 (get_dep_weak): Move logic to get_dep_weak_1 ().
6688 (dump_ds): New static function moved from haifa-sched.c:
6689 debug_spec_status ().
6690 (debug_ds): New debug function.
6691 (check_dep_status): Rename to check_dep (). Update to check whole
6694 * haifa-sched.c (spec_info): Make global.
6695 (added_recovery_block_p): Rename to
6696 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
6697 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
6698 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
6699 to use new interfaces.
6700 (ok_for_early_queue_removal): Ditto.
6701 (schedule_block): Initialize logical uids of insns emitted by the
6703 (sched_init): Initialize new variable.
6704 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
6706 (extend_global): Initialize insn data.
6707 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
6708 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
6710 (add_to_speculative_block): Update to use new interfaces.
6711 (create_recovery_block): Set new variables.
6712 (create_check_block_twin, fix_recovery_deps): Update to use new
6714 (sched_insn_is_legitimate_for_speculation_p): New function.
6715 (speculate_insn): Move checking logic to
6716 sched_insn_is_legitimate_for_speculation_p ().
6717 (sched_remove_insn): Finalize sched-deps information of instruction.
6718 (clear_priorities, add_jump_dependencies): Update to use new
6720 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
6722 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
6723 to use new interfaces.
6724 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
6725 (new_ready): Try to use control speculation only if it is available.
6726 (add_branch_dependences): Update to use new interfaces.
6727 (compute_block_backward_dependences): Rename to
6728 compute_block_dependences (). Call
6729 targetm.sched.dependencies_evaluation_hook ().
6730 (free_block_dependencies): New static function.
6731 (debug_dependencies): Update to use new interfaces.
6732 (schedule_region): Remove separate computation of forward dependencies.
6733 Move call of targetm.sched.dependencies_evaluation_hook () to
6734 compute_block_dependences (). Free dependencies at the end of
6735 scheduling the region.
6737 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
6739 (add_deps_for_risky_insns): Ditto.
6740 (schedule_ebb): Remove separate computation of forward dependencies.
6741 Free dependencies at the end of scheduling the ebb.
6743 * ddg.c (create_ddg_dependence): Update to use new interfaces.
6744 (build_intra_loop_deps): Ditto. Remove separate computation of
6745 forward dependencies. Free sched-deps dependencies.
6747 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
6748 to use new interfaces.
6749 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
6751 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
6753 (is_costly_group): Ditto.
6755 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6757 * alias.c (rtx_equal_for_memref_p): Constify.
6758 * basic-block.h (const_edge, const_basic_block): New.
6759 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
6760 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
6761 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
6762 probably_never_executed_bb_p, edge_probability_reliable_p,
6763 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
6764 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
6766 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
6767 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
6769 * cfganal.c (flow_active_insn_p, forwarder_block_p,
6770 flow_nodes_print, dfs_enumerate_from): Likewise.
6771 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
6772 control_flow_insn_p, count_basic_blocks): Likewise.
6773 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
6774 get_loop_body_with_size, loop_exit_edge_p): Likewise.
6775 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
6776 average_num_loop_insns, loop_exit_edge_p,
6777 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
6778 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
6779 average_num_loop_insns, seq_cost): Likewise.
6780 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
6781 * dominance.c (dominated_by_p): Likewise.
6782 * emit-rtl.c (validate_subreg): Likewise.
6783 * except.c (can_throw_internal, can_throw_external): Likewise.
6784 * except.h (can_throw_internal, can_throw_external): Likewise.
6785 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
6786 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
6787 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
6788 simple_mem, store_ops_ok, load_kills_store, find_loads,
6789 store_killed_in_insn, store_killed_after, store_killed_before,
6790 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
6792 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
6793 noce_mem_write_may_trap_or_fault_p): Likewise.
6794 * pointer-set.c (pointer_set_contains, pointer_map_contains):
6796 * pointer-set.h (pointer_set_contains, pointer_map_contains):
6798 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
6799 probably_cold_bb_p, probably_never_executed_bb_p,
6800 edge_probability_reliable_p, br_prob_note_reliable_p,
6801 can_predict_insn_p): Likewise.
6802 * regclass.c (reg_set_to_hard_reg_set): Likewise.
6803 * resource.c (return_insn_p): Likewise.
6804 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
6806 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
6807 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
6808 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
6809 verify_gimple_modify_stmt): Likewise.
6810 * tree-chrec.c (is_not_constant_evolution,
6811 is_multivariate_chrec_rec, is_multivariate_chrec,
6812 chrec_contains_symbols, chrec_contains_undetermined,
6813 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
6814 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
6815 eq_evolutions_p, scev_direction): Likewise.
6816 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
6817 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
6818 chrec_contains_symbols_defined_in_loop,
6819 chrec_contains_undetermined, tree_contains_chrecs,
6820 evolution_function_is_affine_multivariate_p,
6821 evolution_function_is_univariate_p, chrec_zerop,
6822 evolution_function_is_constant_p, evolution_function_is_affine_p,
6823 evolution_function_is_affine_or_constant_p,
6824 tree_does_not_contain_chrecs, chrec_type): Likewise.
6825 * tree-data-ref.c (tree_fold_divides_p,
6826 object_address_invariant_in_loop_p, dr_may_alias_p,
6827 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
6828 same_access_functions, constant_access_functions,
6829 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
6831 * tree-flow.h (scev_direction): Likewise.
6832 * tree-gimple.c (is_gimple_stmt): Likewise.
6833 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
6835 * tree-pretty-print.c (op_prio): Likewise.
6836 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
6837 analyzable_condition, backedge_phi_arg_p): Likewise.
6838 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
6839 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
6840 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
6843 2007-08-13 Dan Hipschman <dsh@google.com>
6846 * c-format.c (check_format_arg): Move check for zero-length
6847 format strings below the check for unterminated strings.
6849 2007-08-13 Andrew Pinski <pinskia@gmail.com>
6852 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
6855 2007-08-13 Nick Clifton <nickc@redhat.com>
6857 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
6859 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6862 * c-format.c (gcc_gfc_length_specs): New array.
6863 (gcc_gfc_char_table): Add unsigned specifier, and references to
6864 the l length modifier.
6865 (format_types_orig): Use the new gcc_gfc_length_specs.
6867 2007-08-12 Sa Liu <saliu@de.ibm.com>
6869 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
6870 and with REG_RETVAL note after split.
6872 2007-08-11 David Daney <ddaney@avtrex.com>
6874 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
6875 as ATTRIBUTE_UNUSED.
6877 2007-08-11 David Edelsohn <edelsohn@gnu.org>
6878 Segher Boessenkool <segher@kernel.crashing.org>
6880 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
6881 HAVE_LOCAL_CPU_DETECT not defined.
6883 2007-08-11 Jan Hubicka <jh@suse.cz>
6885 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
6886 (cgraph_process_new_functions): Honor previous value of
6887 disregard_inline_limits.
6888 * ipa-inline.c (compute_inline_parameters): Likewise.
6890 2007-08-11 Ian Lance Taylor <iant@google.com>
6892 * alias.h (alias_set_type): Define new type.
6893 (ALIAS_SET_MEMORY_BARRIER): Use it.
6894 * rtl.h: Include alias.h.
6895 (struct mem_attrs): Use alias_set_type.
6896 * tree.h: Include alias.h
6897 (struct tree_type): Use alias_set_type.
6898 (struct tree_struct_field_tag): Likewise.
6899 (struct tree_decl_common): Likewise.
6900 * alias.c (struct alias_set_entry): Use alias_set_type.
6901 (get_alias_set_entry, alias_set_subset_of): Likewise.
6902 (alias_sets_conflict_p): Likewise.
6903 (alias_sets_must_conflict_p): Likewise.
6904 (objects_must_conflict_p): Likewise.
6905 (get_alias_set, new_alias_set): Likewise.
6906 (record_alias_subset, record_component_aliases): Likewise.
6907 (varargs_set, frame_set): Change to alias_set_type.
6908 (get_varargs_alias_set): Use alias_set_type.
6909 (get_frame_alias_set): Likewise.
6910 * builtins.c (setjmp_alias_set): Change to alias_set_type.
6911 * dse.c (struct store_info): Use alias_set_type.
6912 (struct read_info, struct clear_alias_mode_holder): Likewise.
6913 (clear_alias_set_lookup, canon_address): Likewise.
6914 (record_store, check_mem_read_rtx): Likewise.
6915 (dse_record_singleton_alias_set): Likewise.
6916 (dse_invalidate_singleton_alias_set): Likewise.
6917 * emit-rtl.c (get_mem_attrs): Likewise.
6918 (set_mem_attributes_minus_bitpos): Likewise.
6919 (set_mem_alias_set): Likewise.
6920 * expr.c (store_constructor_field, store_field): Likewise.
6921 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
6922 * langhooks.c (lhd_get_alias_set): Likewise.
6923 * langhooks-def.h (lhd_get_alias_set): Likewise.
6924 * reload1.c (alter_reg): Likewise.
6925 * tree-flow.h (struct fieldoff): Likewise.
6926 * tree-ssa-alias.c (struct alias_map_d): Likewise.
6927 (may_alias_p, get_smt_for, create_sft): Likewise.
6928 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
6929 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
6930 (merge_smts_into): Likewise.
6931 * varasm.c (const_alias_set): Likewise.
6932 * c-common.c (strict_aliasing_warning): Likewise.
6933 (c_common_get_alias_set): Likewise.
6934 * dse.h (dse_record_singleton_alias_set): Update declaration.
6935 (dse_invalidate_singleton_alias_set): Likewise.
6936 * emit-rtl.h (set_mem_alias_set): Likewise.
6937 * c-common.h (c_common_get_alias_set): Likewise.
6938 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
6939 * print-tree.c (print_node): Likewise.
6940 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
6942 (alpha_setup_incoming_varargs): Use alias_set_type.
6943 * config/i386/i386.c (setup_incoming_varargs_64): Use
6945 (setup_incoming_varargs_ms_64): Likewise.
6946 (ix86_GOT_alias_set): Likewise.
6947 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
6948 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
6949 (set): Change to alias_set_type.
6950 (get_TOC_alias_set): Use alias_set_type.
6951 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
6953 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
6954 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
6956 (struct_value_alias_set): Likewise.
6957 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
6959 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6961 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
6962 * config/vxworks.h (TARGET_VXWORKS): Override.
6963 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
6964 "mips" if TARGET_VXWORKS.
6966 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6968 * calls.c (avoid_likely_spilled_reg): New function.
6969 (expand_call): Use it.
6971 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6973 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
6975 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
6977 * config/mips/predicates.md (const_call_insn_operand): Invoke
6978 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
6980 2007-08-10 David Edelsohn <edelsohn@gnu.org>
6983 * config/rs6000/driver-rs6000.c: Include link.h.
6984 Use ElfW instead of wordsize-specif typedef.
6986 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6988 * system.h (CONST_CAST): New.
6989 * c-decl.c (c_make_fname_decl): Use it.
6990 * c-lex.c (cb_ident, lex_string): Likewise.
6991 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
6992 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
6993 give_switch, set_multilib_dir): Likewise.
6994 * gengtype-parse.c (string_seq, typedef_name): Likewise.
6995 * passes.c (execute_one_pass): Likewise.
6996 * prefix.c (update_path): Likewise.
6997 * pretty-print.c (pp_base_destroy_prefix): Likewise.
6998 * tree.c (build_string): Likewise.
7000 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
7002 * tree-flow-inline.h (is_exec_stmt): Remove.
7003 (is_label_stmt): Remove.
7004 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
7007 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
7009 * lower-subreg.c (resolve_shift_zext): Don't adjust
7010 src_reg_num for wordmode operands.
7012 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
7013 David Ung <davidu@mips.com>
7015 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
7016 (TARGET_SCHED_REORDER2): Define.
7017 (mips_maybe_swap_ready): New.
7018 (mips_last_74k_agen_insn): New.
7019 (mips_74k_agen_init): New.
7020 (mips_74k_agen_reorder): New function to group loads and stores
7022 (mips_sched_init): New.
7023 (mips_sched_reorder): Don't do initialization here. Call
7024 mips_74k_agen_reorder.
7025 (mips_variable_issue): Call mips_74k_agen_init.
7027 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
7029 * tree-flow-inline.h (get_filename): Remove.
7031 2007-08-10 Richard Sandiford <richard@codesourcery.com>
7033 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
7035 (mips_fetch_insns): Delete in favor of...
7036 (mips_load_store_insns): ...this new function.
7037 * config/mips/mips.c (mips_address_insns): Add a boolean argument
7038 to say whether multiword moves _might_ be split.
7039 (mips_fetch_insns): Delete in favor of...
7040 (mips_load_store_insns): ...this new function.
7041 (mips_rtx_costs): Update the call to mips_address_insns.
7042 (mips_address_cost): Likewise.
7043 * config/mips/mips.md (length): Use mips_load_store_insns instead
7044 of mips_fetch_insns.
7045 * config/mips/constraints.md (R): Use mips_address_insns rather
7046 than mips_fetch_insns. Assume that the move never needs to be split.
7048 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
7050 * config/mips/mips.opt (mhard-float, msoft-float): Make these
7051 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
7052 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
7053 * config/mips/mips.h (mips16_hard_float): Delete.
7054 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
7055 definitions, and replace with....
7056 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
7057 * config/mips/mips.c (mips16_hard_float): Delete. Replace
7058 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
7059 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
7060 (override_options): Replace MASK_SOFT_FLOAT references with
7061 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
7062 and mips16_hard_float when TARGET_MIPS16.
7064 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7067 * c-typeck.c (build_binary_op): Check for non pointer types before
7068 calling int_fits_type_p.
7070 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7073 * fold-const.c (omit_one_operand): Return only the ommitted expression
7074 if the result is an empty statement.
7075 (pedantic_omit_one_operand): Likewise.
7077 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
7079 * c-typeck.c (readonly_error): Improve error for assignment.
7081 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
7083 (pp_c_expression): Ditto.
7085 2007-08-09 Simon Baldwin <simonb@google.com>
7087 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
7088 break that was preventing simplify_associative_operation() for xor.
7090 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
7091 Nigel Stephens <nigel@mips.com>
7093 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
7094 Document change in interpretation of value from boolean to
7096 * optabs.c (expand_ffs, expand_ctz): New functions to compute
7097 ffs and ctz using clz.
7098 (expand_unop): Call them.
7099 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
7101 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
7102 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
7103 enable the new ffs expansion on this target.
7105 2007-08-09 Jan Hubicka <jh@suse.cz>
7107 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
7108 (expand_ternary_op): Likewise.
7109 (expand_vec_shift_expr): Likewise.
7110 (expand_binop_directly): Likewise.
7111 (expand_binop): Likewise.
7112 (sign_expand_binop): Likewise.
7113 (expand_twoval_unop): Likewise.
7114 (expand_twoval_binop): Likewise.
7115 (expand_twoval_binop_libfunc): Likewise.
7116 (widen_clz): Likewise.
7117 (widen_bswap): Likewise.
7118 (expand_parity): Likewise.
7119 (expand_unop): Likewise.
7120 (expand_abs_nojump): Likewise.
7121 (expand_copysign): Likewise.
7122 (emit_no_conflict_block): Likewise.
7123 (emit_libcall_block): Likewise.
7124 (can_compare_p): Likewise.
7125 (prepare_cmp_insn): Likewise.
7126 (emit_cmp_and_jump_insn_1): Likewise.
7127 (prepare_float_lib_cmp): Likewise.
7128 (emit_conditional_add): Likewise.
7129 (gen_add2_insn): Likewise.
7130 (have_add2_insn): Likewise.
7131 (gen_sub2_insn): Likewise.
7132 (have_sub2_insn): Likewise.
7133 (can_extend_p): Likewise.
7134 (can_fix_p): Likewise.
7135 (can_float_p): Likewise.
7136 (expand_float): Likewise.
7137 (expand_fix): Likewise.
7138 (expand_sfix_optab): Likewise.
7139 (new_optab): Likewise.
7140 (new_convert_optab): Likewise.
7141 (init_libfuncs): Likewise.
7142 (init_interclass_conv_libfuncs): Likewise.
7143 (init_intraclass_conv_libfuncs): Likewise.
7144 (set_conv_libfunc): Likewise.
7145 (init_optabs): Likewise.
7146 (debug_optab_libfuncs): Likewise.
7147 (gen_cond_trap): Likewise.
7148 * optabs.h (optab_handler, convert_optab_hanlder): New.
7149 * genopinit.c: Update optabs generation table.
7150 * reload.c (find_reloads_address_1): Use optabs accestors.
7151 * builtins.c (expand_builtin_mathfn): Likewise.
7152 (expand_builtin_mathfn_2): Likewise.
7153 (expand_builtin_mathfn_3): Likewise.
7154 (expand_builtin_interclass_mathfn): Likewise.
7155 (expand_builtin_sincos): Likewise.
7156 (expand_builtin_cexpi): Likewise.
7157 (expand_builtin_powi): Likewise.
7158 (expand_builtin_strlen): Likewise.
7159 * dojump.c (do_jump): Likewise.
7160 * expr.c (convert_move): Likewise.
7161 (move_by_pieces): Likewise.
7162 (move_by_pieces_ninsns): Likewise.
7163 (can_store_by_pieces): Likewise.
7164 (store_by_pieces_1): Likewise.
7165 (emit_move_via_integer): Likewise.
7166 (emit_move_complex): Likewise.
7167 (emit_move_ccmode): Likewise.
7168 (emit_move_insn_1): Likewise.
7169 (emit_single_push_insn): Likewise.
7170 (store_constructor): Likewise.
7171 (expand_expr_real_1): Likewise.
7172 (do_store_flag): Likewise.
7173 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
7174 (enumerate_modes): Likewise.
7175 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
7176 (supportable_widening_operation): Likewise.
7177 (supportable_narrowing_operation): Likewise.
7178 * expmed.c (store_bit_field_1): Likewise.
7179 (extract_bit_field_1): Likewise.
7180 (expand_mult_highpart_optab): Likewise.
7181 (expand_smod_pow2): Likewise.
7182 (expand_divmod): Likewise.
7183 (emit_store_flag): Likewise.
7184 * tree-vect-patterns.c
7185 (vect_pattern_recog_1): Likewise.
7186 * tree-ssa-loop-prefetch.c
7187 (nontemporal_store_p): Likewise.
7188 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
7189 (vect_create_epilog_for_reduction): Likewise.
7190 (vectorizable_reduction): Likewise.
7191 (vectorizable_operation): Likewise.
7192 (vect_strided_store_supported): Likewise.
7193 (vectorizable_store): Likewise.
7194 (vect_strided_load_supported): Likewise.
7195 (vectorizable_load): Likewise.
7196 * combine.c (simplify_comparison): Likewise.
7197 * tree-vect-generic.c
7198 (type_for_widest_vector_mode): Likewise.
7199 (expand_vector_operations_1): Likewise.
7200 * config/spu/spu.c (spu_expand_mov): Likewise.
7201 (spu_emit_vector_compare): Likewise.
7202 * config/rs6000/rs6000.c
7203 (rs6000_emit_vector_compare): Likewise.
7204 * stmt.c (add_case_node): Likewise.
7205 * reload1.c (gen_reload):
7207 2007-08-09 Michael Matz <matz@suse.de>
7209 * tree.h (fixed_zerop): Declare as taking a const_tree.
7210 * tree.c (fixed_zerop): Take a const_tree.
7212 2007-08-09 Ira Rosen <irar@il.ibm.com>
7214 * tree-vect-transform.c (vectorizable_store): Remove call to
7215 copy_virtual_operands() and call mark_symbols_for_renaming() for
7216 the created vector store.
7217 (vect_setup_realignment): Don't call copy_virtual_operands() and
7218 update_vuses_to_preheader().
7219 (vectorizable_load): Don't call copy_virtual_operands().
7220 (update_vuses_to_preheader): Remove.
7222 2007-08-08 Chao-ying Fu <fu@mips.com>
7224 * tree.def (FIXED_POINT_TYPE): New type.
7225 (FIXED_CST): New constant.
7226 (FIXED_CONVERT_EXPR): New expr.
7227 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
7228 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
7229 * tree.h (struct tree_base): Add saturating_flag.
7230 Remove one bit of spare for saturating_flag.
7231 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
7232 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
7233 FIXED_POINT_TYPE_P): Define.
7234 (TYPE_SATURATING): Define.
7235 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
7236 (struct tree_fixed_cst): New.
7237 (TYPE_IBIT, TYPE_FBIT): Define.
7238 (tree_node): Add fixed_cst.
7239 (enum tree_index): Add new enumeration values of
7240 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
7241 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
7242 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
7243 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
7244 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
7245 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
7246 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
7247 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
7248 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
7249 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
7250 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
7251 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
7252 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
7253 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
7254 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
7255 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
7256 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
7257 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
7258 (sat_short_fract_type_node, sat_fract_type_node,
7259 sat_long_fract_type_node, sat_long_long_fract_type_node,
7260 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
7261 sat_unsigned_long_fract_type_node,
7262 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
7263 fract_type_node, long_fract_type_node, long_long_fract_type_node,
7264 unsigned_short_fract_type_node, unsigned_fract_type_node,
7265 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
7266 sat_short_accum_type_node, sat_accum_type_node,
7267 sat_long_accum_type_node, sat_long_long_accum_type_node,
7268 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
7269 sat_unsigned_long_accum_type_node,
7270 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
7271 accum_type_node, long_accum_type_node, long_long_accum_type_node,
7272 unsigned_short_accum_type_node, unsigned_accum_type_node,
7273 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
7274 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
7275 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
7276 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
7277 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
7278 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
7279 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
7280 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
7281 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
7282 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
7283 sat_uda_type_node, sat_uta_type_node): New macro.
7284 (make_fract_type, make_accum_type): Declare.
7285 (make_signed_fract_type, make_unsigned_fract_type,
7286 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
7287 make_signed_accum_type, make_unsigned_accum_type,
7288 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
7289 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
7290 make_or_reuse_sat_signed_fract_type,
7291 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
7292 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
7293 make_or_reuse_sat_unsigned_accum_type): New macro.
7294 (fixed_zerop): Declare.
7295 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
7296 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
7297 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
7298 LONG_LONG_ACCUM_TYPE_SIZE): Define.
7299 * treestruct.def: Add TS_FIXED_CST.
7300 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
7302 (tree-dump.o): Likewise.
7303 (print-tree.o): Likewise.
7304 (tree-pretty-print.o): Likewise.
7305 (fold-const.o): Likewise.
7306 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
7307 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
7308 (is_gimple_min_invariant): Handle FIXED_CST.
7309 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
7310 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
7311 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7312 (layout_type): Handle FIXED_POINT_TYPE.
7313 (make_fract_type, make_accum_type): New functions.
7314 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
7315 * tree-dump.c (fixed-value.h): New include.
7316 (dump_fixed): New function.
7317 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
7318 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
7319 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
7320 * tree-pretty-print.c (fixed-value.h): New include.
7321 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
7323 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
7324 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
7325 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
7326 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
7327 for non-saturating fixed-point types.
7328 (reassociate_bb): Likewise.
7329 * emit-rtl.c (fixed-value.h): New include.
7330 (fconst0, fconst1): New array.
7331 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
7332 * tree-vect-generic.c expand_vector_operation): Support
7333 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
7335 (type_for_widest_vector_mode): Add one parameter for the
7337 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
7339 Pass the satp parameter to type_for_mode for fixed-point types.
7340 (expand_vector_operations_1): Pass the saturating flag to
7341 type_for_widest_vector_mode.
7342 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7343 and MODE_VECTOR_UACCUM.
7344 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
7345 (vectorizable_condition): Likewise.
7346 * tree.c (fixed-value.h): New include.
7347 (tree_code_size): Support FIXED_CST.
7348 (build_fixed): New function.
7349 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
7350 (fixed_zerop): New function.
7351 (tree_node_structure): Support FIXED_CST.
7352 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
7353 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
7354 (type_hash_eq): Handle FIXED_POINT_TYPE.
7355 (simple_cst_equal): Support FIXED_CST.
7356 (iterative_hash_expr): Handle FIXED_CST.
7357 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
7358 (get_narrower): Likewise.
7359 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
7360 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
7361 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
7362 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
7364 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
7365 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7366 (initializer_zerop): Support FIXED_CST.
7367 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
7368 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
7369 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
7370 (is_base_type): Handle FIXED_POINT_TYPE.
7371 (add_type_attribute): Handle FIXED_POINT_TYPE.
7372 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
7373 * print-tree.c (fixed-value.h): New include.
7374 (print_node_brief): Support FIXED_CST.
7375 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
7376 * c-pretty-print.c (fixed-value.h): New include.
7377 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
7378 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
7379 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
7380 Support fixed-point types for inner items in VECTOR_TYPE.
7381 (pp_c_direct_declarator): Likewise.
7382 (pp_c_declarator): Likewise.
7383 (pp_c_fixed_constant): New function.
7384 (pp_c_constant): Handle FIXED_CST.
7385 (pp_c_primary_expression): Likewise.
7386 (pp_c_expression): Likewise.
7387 * fold-const.c (fixed-value.h): New include.
7388 (negate_expr_p): Return true for FIXED_CST.
7389 (fold_negate_expr): Support FIXED_CST.
7390 (split_tree): Support FIXED_CST.
7391 (const_binop): Support FIXED_CST.
7392 (fold_convert_const_int_from_fixed): New function to convert from
7394 (fold_convert_const_real_from_fixed): New function to convert from
7396 (fold_convert_const_fixed_from_fixed): New function to convert from
7397 fixed to another fixed.
7398 (fold_convert_const_fixed_from_int): New function to convert from
7400 (fold_convert_const_fixed_from_real): New function to convert from
7402 (fold_convert_const): Support conversions from fixed to int, from
7403 fixed to real, from fixed to fixed, from int to fixed, and from real
7405 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
7406 (operand_equal_p): Support FIXED_CST.
7407 (make_range): For fixed-point modes, we need to pass the
7408 saturating flag as the 2nd parameter.
7409 (tree_swap_operands_p): Handle FIXED_CST.
7410 (fold_plusminus_mult_expr): For fract modes, we cannot generate
7412 (fold_unary): Support FIXED_CONVERT_EXPR.
7413 (fold_binary): Handle FIXED_CST.
7414 Make sure the type is not saturating, before associating operations.
7415 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
7416 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
7417 (fold_negate_const): Support FIXED_CST.
7418 (fold_relational_const): Support FIXED_CST.
7419 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
7420 (gimplify_expr): Handle FIXED_CST.
7421 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
7422 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
7423 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
7424 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
7425 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
7426 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
7427 LONG_LONG_ACCUM_TYPE_SIZE.
7428 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
7429 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
7430 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
7431 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
7432 MODE_ACCUM, and MODE_UACCUM.
7433 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
7434 fixed-point types to disable reduction.
7435 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
7437 2007-08-08 David Edelsohn <edelsohn@gnu.org>
7439 * config/rs6000/x-rs6000: New file.
7440 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
7441 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
7442 (EXTRA_SPEC_FUNCTIONS): Define.
7443 (HAVE_LOCAL_CPU_DETECT): Define.
7444 (CC1_CPU_SPEC): Define.
7445 * config/rs6000/driver-rs6000.c: New file.
7446 * config/rs6000/aix.h (CC1_SPEC): Define.
7447 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
7448 * config.host: Add x-rs6000 to host_xmake_file if host and target
7449 are rs6000 or powerpc.
7451 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
7453 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
7455 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7456 Sandra Loosemore <sandra@codesourcery.com>
7457 Chao-ying Fu <fu@mips.com>
7458 Nigel Stephens <nigel@mips.com>
7459 David Ung <davidu@mips.com>
7461 * doc/invoke.texi (-mcode-readable): Document.
7462 * config/mips/mips.opt (mcode-readable): New option.
7463 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
7464 * config/mips/mips.h (mips_code_readable_setting): New enum.
7465 (mips_code_readable): Declare.
7466 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
7467 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
7468 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
7469 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
7470 boiler-plate comments.
7471 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
7472 * config/mips/mips.c (mips_code_readable): New variable.
7473 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
7474 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
7475 context and -mcode-readable setting to restrict the use of
7476 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
7477 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
7478 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
7479 (mips_blocks_for_constant_p): Only return false for
7480 TARGET_MIPS16_PCREL_LOADS.
7481 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
7482 for MIPS16. Handle SYMBOL_32_HIGH.
7483 (mips_const_insns): Allow HIGHs for MIPS16 too.
7484 (mips_unspec_address_offset): New function, split out from...
7485 (mips_unspec_address): ...here.
7486 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
7487 16-bit symbolic constants. Assert approropiate conditions for
7488 using the "la" and "dla" macros.
7489 (mips_handle_option): Handle -mcode-readable=.
7490 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
7491 Set up mips_lo_relocs[SYMBOL_32_HIGH].
7492 (mips_strip_unspec_address): New function, split out from...
7493 (print_operand_reloc): ...here.
7494 (print_operand): Pass constants through mips_strip_unspec_address.
7495 (print_operand_address): Likewise.
7496 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
7497 (mips_select_rtx_section): Remove MIPS16 handling.
7498 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
7499 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
7500 (mips16_lay_out_constants): Do nothing unless
7501 TARGET_MIPS16_PCREL_LOADS.
7502 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
7503 * config/mips/mips.md: Split HIGHs for MIPS16.
7504 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
7506 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7508 * config/mips/mips-protos.h (mips_emit_move): Declare.
7509 * config/mips/mips.c (mips_emit_move): New function.
7510 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
7511 (mips_legitimize_const_move): Likewise.
7512 (mips_legitimize_move): Likewise.
7513 (mips_split_64bit_move): Likewise.
7514 (mips_restore_gp): Likewise.
7515 (mips_load_call_address): Likewise.
7516 (mips_emit_fcc_reload): Likewise.
7517 (mips_set_return_address): Likewise.
7518 (mips_block_move_straight): Likewise.
7519 (mips_block_move_loop): Likewise.
7520 (mips_setup_incoming_varargs): Likewise.
7521 (mips_save_reg): Likewise.
7522 (mips_expand_prologue): Likewise.
7523 (mips_restore_reg): Likewise.
7524 (mips_expand_epilogue): Likewise.
7525 (mips_output_mi_thunk): Likewise.
7526 (build_mips16_call_stub): Likewise.
7527 (mips_builtin_branch_and_move): Likewise.
7528 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
7529 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
7530 (fixuns_truncdfdi2): Likewise.
7531 (fixuns_truncsfsi2): Likewise.
7532 (fixuns_truncsfdi2): Likewise.
7533 (loadgp_absolute): Likewise.
7534 (builtin_setjmp_setup): Likewise.
7535 (builtin_longjmp): Likewise.
7536 (untyped_call): Likewise.
7538 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7540 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
7541 an "rtx *" argument. Return a bool.
7542 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
7543 values and return true if they can be split. Take the same kind of
7544 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
7545 and store the lo_sum there if nonnull. Use the symbol type to
7546 determine whether a $gp or HIGH is needed.
7547 (mips_legitimize_address): Update call to mips_split_symbol and
7548 simplify accordingly.
7549 (mips_legitimize_const_move): Likewise.
7550 * config/mips/mips.md: In the combine define_split,
7551 check mips_split_symbol instead of splittable_symbolic_operand.
7552 Update use of mips_split_symbol in the generator code.
7553 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
7555 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7557 * config/mips/mips.c (mips_symbolic_address_p): Delete.
7558 (mips_symbol_insns_1): New function, split out from...
7559 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
7560 and stores separately from load addresses.
7561 (mips_classify_address): Replace uses of mips_symbolic_address_p
7562 with uses of mips_symbol_insns.
7563 (mips_address_insns): Update calls to mips_symbol_insns.
7564 (mips_const_insns): Likewise.
7565 (mips_legitimize_address): Likewise.
7567 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7569 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
7570 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
7571 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
7572 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
7573 non-call contexts if TARGET_MIPS16.
7574 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
7575 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
7576 code for SYMBOL_ABSOLUTE.
7577 (mips_symbol_insns): Likewise.
7579 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7581 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
7582 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
7583 (mips_symbolic_constant_p): Likewise. Update the call to
7584 mips_classify_symbol.
7585 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
7586 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
7587 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
7588 (print_operand_reloc): Add a context argument. Update the call to
7589 mips_symbolic_constant_p.
7590 (print_operand): Update the calls to print_operand_reloc.
7591 (print_operand_address): Use print_operand_reloc rather than
7593 (mips_rewrite_small_data_p): Add a context argument. Update the call
7594 to mips_symbolic_constant_p.
7595 (mips_small_data_pattern_1): Make DATA the containing mem.
7596 Update the call to mips_rewrite_small_data_p.
7597 (mips_rewrite_small_data_1): Likewise.
7598 (mips_use_anchors_for_symbol_p): Update the call to
7599 mips_symbolic_constant_p.
7600 * config/mips/predicates.md (const_call_insn_operand): Likewise.
7601 (splittable_symbolic_operand): Likewise.
7602 (move_operand): Likewise.
7603 (absolute_symbolic_operand): Likewise.
7604 (got_disp_operand): Likewise.
7605 (got_page_ofst_operand): Likewise.
7607 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7609 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
7610 (SYMBOL_ABSOLUTE): ...this.
7611 (SYMBOL_SMALL_DATA): Rename to...
7612 (SYMBOL_GP_RELATIVE): ...this.
7613 (SYMBOL_CONSTANT_POOL): Rename to...
7614 (SYMBOL_PC_RELATIVE): ...this.
7615 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
7616 (mips_symbolic_address_p, mips_symbol_insns, override_options)
7617 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
7618 after above changes.
7619 * config/mips/predicates.md (const_call_insn_operand): Likewise.
7620 (general_symbolic_operand): Rename to...
7621 (absolute_symbolic_operand): ...this.
7622 * config/mips/mips.md: Update after above changes.
7624 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
7625 Revital Eres <eres@il.ibm.com>
7627 * ddg.c (print_ddg): Add dump information.
7628 * modulo-sched.c (print_node_sched_params): Add parameter and
7630 (calculate_maxii): Remove function.
7631 (undo_generate_reg_moves): Likewise.
7632 (undo_permute_partial_schedule): Likewise.
7633 (kernel_number_of_cycles): Likewise.
7634 (MAXII_FACTOR): New definition to calculate the upper bound of II.
7635 (sms_schedule): Use it. Remove profitability checks.
7636 (sms_schedule_by_order): Fix order of nodes within the cycle.
7638 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
7640 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
7641 -profile option, add pie support.
7642 (ENDFILE_SPEC): New spec.
7643 * config/gnu.h (LIB_SPEC): Add -profile option.
7645 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
7647 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
7648 * config/gnu.h (LIB_SPEC): Likewise.
7650 2007-08-07 Yaz Saito <saito@google.com>
7651 Ian Lance Taylor <iant@google.com>
7653 * common.opt (finstrument-functions-exclude-function-list): New
7655 (finstrument-functions-exclude-file-list): New option.
7656 * opts.c (char_p): Define and DEF_VEC.
7657 (flag_instrument_functions_exclude_functions): New static
7659 (flag_instrument_functions_exclude_files): New static variable.
7660 (add_instrument_functions_exclude_list): New static function.
7661 (flag_instrument_functions_exclude_p): New function.
7662 (common_handle_option): Handle new options.
7663 * flags.h (flag_instrument_functions_exclude_p): Declare.
7664 * gimplify.c (gimplify_function_tree): Call
7665 flag_instrument_functions_exclude_p.
7666 * doc/invoke.texi (Option Summary): Mention new options.
7667 (Code Gen Options): Document new options.
7669 2007-08-07 Ian Lance Taylor <iant@google.com>
7671 PR rtl-optimization/32776
7672 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
7673 (resolve_use): Likewise.
7674 (decompose_multiword_subregs): Remove "changed" local variable.
7676 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
7678 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
7679 * configure: Regenerate.
7680 * config.in: Regenerate.
7681 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
7684 2007-08-07 Ian Lance Taylor <iant@google.com>
7686 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
7687 note, just delete the insn.
7689 2007-08-07 Andreas Schwab <schwab@suse.de>
7692 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
7695 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
7697 * lower-subreg.c (resolve_subreg_use): Remove assertion.
7698 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
7699 (decompose_multiword_subregs): Use the functions above to decompose
7700 multiword shifts and zero-extends.
7702 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
7704 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
7705 "assemble" descriptions which were swapped.
7707 2007-08-06 Chao-ying Fu <fu@mips.com>
7709 * fixed-value.h: New file.
7710 * fixed-value.c: New file.
7711 * Makefile.in (OBJS-common): Add fixed-value.o.
7712 (fixed-value.o): New rule.
7713 (GTFILES): Add fixed-value.h.
7714 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
7715 to compare a.low and b.low.
7716 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
7718 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
7719 Daniel Jacobowitz <dan@codesourcery.com>
7722 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
7724 (x86_64-*-netbsd*): Likewise.
7725 (x86_64-*-linux*): Likewise.
7726 (x86_64-*-kfreebsd*-gnu): Likewise.
7727 (x86_64-*-knetbsd*-gnu): Likewise.
7728 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
7730 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
7732 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
7733 Add -fno-asynchronous-unwind-tables.
7735 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
7736 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
7737 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
7738 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
7739 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
7741 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7743 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
7744 (TARGET_C_MODE_FOR_SUFFIX): New.
7746 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7748 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
7750 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7752 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
7754 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
7756 * config/i386/i386.md: Check TARGET_ macros and optimize_size
7757 before checking function returns in conditional expressions.
7759 2007-08-06 Alfred Minarik <a.minarik@aon.at>
7762 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
7764 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7767 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
7768 for INTEGRAL_TYPE_P.
7770 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
7772 * configure.ac: Remove --enable-checking=df from default settings.
7773 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
7774 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
7775 if the parameter is true.
7776 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
7777 DF_VERIFY_SCHEDULED flag is true.
7778 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
7779 (df_finish_pass): Adjust prototype.
7780 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
7783 * see.c (pass_see): Add TODO_df_verify.
7784 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
7785 * global.c (rest_of_handle_global_alloc): Schedule verification
7787 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
7789 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
7790 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
7791 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
7793 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
7794 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
7795 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
7797 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
7798 Revital Eres <eres@il.ibm.com>
7800 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
7802 * ddg.c (create_ddg_dependence): Rename to...
7803 (create_ddg_dep_from_intra_loop_link): This. Do not check
7804 for interloop edges. Do not create anti dependence edge when
7805 a true dependence edge exists in the opposite direction and
7806 -fmodulo-sched-allow-regmoves is set.
7807 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
7808 (add_cross_iteration_register_deps): Create anti dependence edge
7809 when -fno-modulo-sched-allow-regmoves is set.
7810 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
7812 2007-08-04 Richard Sandiford <richard@codesourcery.com>
7814 * config/arm/arm.md (movsi): Add braces.
7816 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
7819 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
7820 operands for the folding of "A - (A & B)" into "~B & A"; cast them
7823 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
7825 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
7826 state accessor functions.
7827 * cfgloopmanip.c (remove_path, create_preheaders,
7828 force_single_succ_latches, fix_loop_structure): Ditto.
7829 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
7830 tree_duplicate_loop_to_header_edge): Ditto.
7831 * cfgloopanal.c (mark_irreducible_loops): Ditto.
7832 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
7834 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
7835 cleanup_tree_cfg): Ditto.
7836 * tree-cfg.c (tree_merge_blocks): Ditto.
7837 * cfgloop.c (rescan_loop_exit, record_loop_exits,
7838 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
7839 loop_preheader_edge, single_exit): Ditto.
7840 (flow_loops_find): Do not clear loops->state.
7841 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
7842 loops_state_clear): New functions.
7844 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7847 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
7848 when adding to the base and convert ELT to sizetype instead of type.
7850 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7853 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
7854 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
7856 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7859 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
7860 correct type the negate expression.
7862 2007-08-03 Jan Hubicka <jh@suse.cz>
7864 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
7867 2007-08-03 David Edelsohn <edelsohn@gnu.org>
7869 * config/rs6000/rs6000.c (struct processor_cost): Change
7870 l1_cache_lines to l1_cache_size. Add l2_cache_size.
7871 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
7873 (rios1_costs, rios2_cost): Correct cache line size.
7874 (rs6000_override_options): Set l2-cache-size parameter.
7876 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7877 Diego Novillo <dnovillo@google.com>
7880 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
7881 if the range includes 0.
7883 2007-08-03 Ben Elliston <bje@au.ibm.com>
7885 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
7886 mode to unspec expressions to silence a warning from the generator
7889 2007-08-02 Steve Ellcey <sje@cup.hp.com>
7891 * config/ia64/constraints.md ("U"): Make constraint vector only.
7893 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
7896 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
7897 always_inline attribute on the function decl.
7899 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
7902 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
7903 if we are compiling with -fPIC.
7905 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
7906 Nigel Stephens <nigel@mips.com>
7908 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
7909 Define for MIPS32 and MIPS64.
7911 2007-08-02 Nick Clifton <nickc@redhat.com>
7913 * config/host-hpux.c: Change copyright header to refer to version
7914 3 of the GNU General Public License and to point readers at the
7915 COPYING3 file and the FSF's license web page.
7916 * config/alpha/predicates.md, config/alpha/vms-ld.c,
7917 config/alpha/linux.h, config/alpha/alpha.opt,
7918 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
7919 config/alpha/vms-unwind.h, config/alpha/ev4.md,
7920 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
7921 config/alpha/alpha.h, config/alpha/sync.md,
7922 config/alpha/openbsd.h, config/alpha/alpha.md,
7923 config/alpha/alpha-modes.def, config/alpha/ev5.md,
7924 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
7925 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
7926 config/alpha/constraints.md, config/alpha/osf.h,
7927 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
7928 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
7929 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
7930 config/frv/frv-asm.h, config/frv/frv-protos.h,
7931 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
7932 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
7933 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
7934 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
7935 config/s390/s390.opt, config/s390/s390-modes.def,
7936 config/s390/fixdfdi.h, config/s390/constraints.md,
7937 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
7938 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
7939 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
7940 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
7941 config/m32c/prologue.md, config/m32c/m32c.abi,
7942 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
7943 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
7944 config/m32c/t-m32c, config/m32c/m32c-modes.def,
7945 config/m32c/jump.md, config/m32c/shift.md,
7946 config/m32c/m32c-protos.h, config/libgloss.h,
7947 config/spu/spu-protos.h, config/spu/predicates.md,
7948 config/spu/spu-builtins.h, config/spu/spu.c,
7949 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
7950 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
7951 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
7952 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
7953 config/sparc/hypersparc.md, config/sparc/predicates.md,
7954 config/sparc/linux.h, config/sparc/sp64-elf.h,
7955 config/sparc/supersparc.md, config/sparc/cypress.md,
7956 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
7957 config/sparc/niagara.md, config/sparc/sparc.md,
7958 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
7959 config/sparc/sparc.opt, config/sparc/sync.md,
7960 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
7961 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
7962 config/sparc/sparc.c, config/sparc/little-endian.opt,
7963 config/sparc/sysv4-only.h, config/sparc/sparc.h,
7964 config/sparc/linux64.h, config/sparc/freebsd.h,
7965 config/sparc/sol2.h, config/sparc/rtemself.h,
7966 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
7967 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
7968 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
7969 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
7970 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
7971 config/m32r/linux.h, config/m32r/constraints.md,
7972 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
7973 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
7974 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
7975 config/i386/i386.md, config/i386/netware-crt0.c,
7976 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
7977 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
7978 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
7979 config/i386/sol2.h, config/i386/constraints.md,
7980 config/i386/netware-libgcc.c, config/i386/sysv5.h,
7981 config/i386/predicates.md, config/i386/geode.md,
7982 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
7983 config/i386/freebsd64.h, config/i386/vxworksae.h,
7984 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
7985 config/i386/rtemself.h, config/i386/netbsd-elf.h,
7986 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
7987 config/i386/netware.h, config/i386/i386-modes.def,
7988 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
7989 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
7990 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
7991 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
7992 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
7993 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
7994 config/i386/xm-mingw32.h, config/i386/linux64.h,
7995 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
7996 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
7997 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
7998 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
7999 config/i386/cygwin2.c, config/i386/i386-protos.h,
8000 config/i386/sync.md, config/i386/openbsd.h,
8001 config/i386/host-mingw32.c, config/i386/i386-aout.h,
8002 config/i386/nto.h, config/i386/biarch64.h,
8003 config/i386/i386-coff.h, config/i386/freebsd.h,
8004 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
8005 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
8006 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
8007 config/darwin-protos.h, config/linux.opt, config/sol2.c,
8008 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
8009 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
8010 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
8011 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
8012 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
8013 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
8014 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
8015 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
8016 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
8017 config/sh/superh64.h, config/sh/rtemself.h,
8018 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
8019 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
8020 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
8021 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
8022 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
8023 config/avr/predicates.md, config/avr/constraints.md,
8024 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
8025 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
8026 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
8027 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
8028 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
8029 config/c4x/c4x-modes.def, config/c4x/rtems.h,
8030 config/c4x/predicates.md, config/c4x/c4x.h,
8031 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
8032 config/xtensa/predicates.md, config/xtensa/xtensa.c,
8033 config/xtensa/linux.h, config/xtensa/xtensa.h,
8034 config/xtensa/elf.h, config/xtensa/xtensa.md,
8035 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
8036 config/xtensa/xtensa-protos.h, config/dbx.h,
8037 config/stormy16/predicates.md, config/stormy16/stormy16.md,
8038 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
8039 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
8040 config/host-solaris.c, config/fr30/fr30.h,
8041 config/fr30/predicates.md, config/fr30/fr30-protos.h,
8042 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
8043 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
8044 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
8045 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
8046 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
8047 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
8048 config/host-linux.c, config/interix3.h, config/cris/cris.c,
8049 config/cris/predicates.md, config/cris/linux.h,
8050 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
8051 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
8052 config/cris/aout.opt, config/cris/cris-protos.h,
8053 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
8054 config/iq2000/iq2000.h, config/iq2000/predicates.md,
8055 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
8056 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
8057 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
8058 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
8059 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
8060 config/chorus.h, config/mn10300/mn10300.c,
8061 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
8062 config/mn10300/mn10300.h, config/mn10300/linux.h,
8063 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
8064 config/mn10300/mn10300.md, config/ia64/predicates.md,
8065 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
8066 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
8067 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
8068 config/ia64/freebsd.h, config/ia64/ia64.md,
8069 config/ia64/ia64-modes.def, config/ia64/constraints.md,
8070 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
8071 config/gofast.h, config/rtems.h, config/sol2-10.h,
8072 config/m68k/predicates.md, config/m68k/m68k.md,
8073 config/m68k/linux.h, config/m68k/m68k-modes.def,
8074 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
8075 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
8076 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
8077 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
8078 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
8079 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
8080 config/m68k/constraints.md, config/m68k/rtemself.h,
8081 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
8082 config/m68k/uclinux.h, config/rs6000/power4.md,
8083 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
8084 config/rs6000/linux.h, config/rs6000/eabi.h,
8085 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
8086 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
8087 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
8088 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
8089 config/rs6000/windiss.h, config/rs6000/603.md,
8090 config/rs6000/aix41.h, config/rs6000/cell.md,
8091 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
8092 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
8093 config/rs6000/darwin.md, config/rs6000/darwin64.h,
8094 config/rs6000/default64.h, config/rs6000/7xx.md,
8095 config/rs6000/darwin.opt, config/rs6000/spe.md,
8096 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
8097 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
8098 config/rs6000/7450.md, config/rs6000/linux64.h,
8099 config/rs6000/constraints.md, config/rs6000/440.md,
8100 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
8101 config/rs6000/rs6000.c, config/rs6000/aix52.h,
8102 config/rs6000/rs6000.h, config/rs6000/power6.md,
8103 config/rs6000/predicates.md, config/rs6000/altivec.md,
8104 config/rs6000/aix64.opt, config/rs6000/rios1.md,
8105 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
8106 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
8107 config/rs6000/darwin7.h, config/rs6000/dfp.md,
8108 config/rs6000/linux64.opt, config/rs6000/sync.md,
8109 config/rs6000/vxworksae.h, config/rs6000/power5.md,
8110 config/rs6000/lynx.h, config/rs6000/biarch64.h,
8111 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
8112 config/rs6000/eabispe.h, config/rs6000/e500.h,
8113 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
8114 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
8115 config/rs6000/aix.h, config/rs6000/vxworks.h,
8116 config/rs6000/40x.md, config/rs6000/aix51.h,
8117 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
8118 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
8119 config/arc/arc.h, config/mcore/mcore-elf.h,
8120 config/mcore/mcore-protos.h, config/mcore/predicates.md,
8121 config/mcore/mcore.md, config/mcore/mcore.c,
8122 config/mcore/mcore.opt, config/mcore/mcore.h,
8123 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
8124 config/score/predicates.md, config/score/score-version.h,
8125 config/score/score-protos.h, config/score/misc.md,
8126 config/score/elf.h, config/score/score.c, config/score/mac.md,
8127 config/score/score7.md, config/score/score.h,
8128 config/score/score-conv.h, config/score/score-mdaux.c,
8129 config/score/score.md, config/score/score.opt,
8130 config/score/score-modes.def, config/score/score-mdaux.h,
8131 config/score/mul-div.S, config/arm/uclinux-elf.h,
8132 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
8133 config/arm/symbian.h, config/arm/linux-elf.h,
8134 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
8135 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
8136 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
8137 config/arm/strongarm-pe.h, config/arm/arm.h,
8138 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
8139 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
8140 config/arm/arm-modes.def, config/arm/linux-eabi.h,
8141 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
8142 config/arm/arm-cores.def, config/arm/arm-protos.h,
8143 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
8144 config/arm/wince-pe.h, config/arm/neon.md,
8145 config/arm/constraints.md, config/arm/neon.ml,
8146 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
8147 config/arm/arm.opt, config/arm/arm926ejs.md,
8148 config/arm/predicates.md, config/arm/iwmmxt.md,
8149 config/arm/arm_neon.h, config/arm/unknown-elf.h,
8150 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
8151 config/arm/neon-testgen.ml, config/arm/arm.md,
8152 config/arm/xscale-coff.h, config/arm/pe.c,
8153 config/arm/arm-generic.md, config/arm/pe.h,
8154 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
8155 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
8156 config/arm/strongarm-elf.h, config/arm/cirrus.md,
8157 config/arm/netbsd-elf.h, config/arm/vxworks.h,
8158 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
8159 config/pa/predicates.md, config/pa/pa64-hpux.h,
8160 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
8161 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
8162 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
8163 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
8164 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
8165 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
8166 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
8167 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
8168 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
8169 config/pa/pa64-regs.h, config/pa/pa-modes.def,
8170 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
8171 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
8172 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
8173 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
8174 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
8175 config/mips/linux64.h, config/mips/elforion.h,
8176 config/mips/constraints.md, config/mips/generic.md,
8177 config/mips/predicates.md, config/mips/4300.md,
8178 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
8179 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
8180 config/mips/5k.md, config/mips/vr4120-div.S,
8181 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
8182 config/mips/mips-protos.h, config/mips/6000.md,
8183 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
8184 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
8185 config/mips/mips-modes.def, config/mips/vr.h,
8186 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
8187 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
8188 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
8189 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
8190 config/vax/openbsd1.h, config/vax/netbsd.h,
8191 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
8192 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
8193 config/h8300/rtems.h, config/h8300/predicates.md,
8194 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
8195 config/h8300/h8300.md, config/h8300/h8300.opt,
8196 config/h8300/coff.h, config/h8300/h8300-protos.h,
8197 config/v850/v850.md, config/v850/predicates.md,
8198 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
8199 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
8200 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
8201 config/mmix/mmix.h, config/mmix/predicates.md,
8202 config/mmix/mmix-protos.h, config/mmix/mmix.md,
8203 config/mmix/mmix.c, config/mmix/mmix.opt,
8204 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
8205 config/bfin/rtems.h, config/bfin/bfin-modes.def,
8206 config/bfin/predicates.md, config/bfin/bfin-protos.h,
8207 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
8210 2007-08-02 Richard Sandiford <richard@codesourcery.com>
8212 * emit-rtl.c (reset_used_decls): Rename to...
8213 (set_used_decls): ...this. Set the used flag rather than clearing it.
8214 (unshare_all_rtl_again): Update accordingly. Set flags on argument
8215 DECL_RTLs rather than resetting them.
8217 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
8219 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
8221 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
8223 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
8224 argument to find_reloads_address.
8226 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
8228 PR tree-optimization/32919
8229 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
8230 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
8231 (coalesce_ssa_name): Call it.
8233 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
8234 David Ung <davidu@mips.com>
8236 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
8237 (__mips16_unorddf2, __mips16_floatunsidf): New.
8238 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
8240 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
8242 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
8244 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
8245 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
8246 * tree.h (OMP_SECTIONS_CONTROL): New macro.
8247 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
8248 * omp-low.c (get_ws_args_for, determine_parallel_type,
8249 expand_omp_for_generic, expand_omp_for_static_nochunk,
8250 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
8251 Work with more precise CFG.
8252 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
8253 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
8255 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
8256 * gimple-low.c (lower_stmt): Ditto.
8257 * tree-inline.c (estimate_num_insns_1): Ditto.
8258 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
8259 (OMP_SECTIONS_SWITCH): New.
8260 * tree-cfgcleanup.c (cleanup_omp_return): New.
8261 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
8262 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
8263 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
8264 (tree_redirect_edge_and_branch): Handle omp constructs.
8266 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
8267 with three arguments.
8269 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
8271 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
8274 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
8276 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
8277 the loop structures may need fixing.
8278 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
8280 (cleanup_tree_cfg_loop): Removed.
8281 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
8282 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
8283 instead of running cleanup_tree_cfg_loop.
8284 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
8285 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
8286 (tree_predictive_commoning): Declaration changed.
8287 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
8289 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
8291 * doc/invoke.texi (l1-cache-size): Update documentation.
8292 (l2-cache-size): Document.
8293 * params.h (L2_CACHE_SIZE): New macro.
8294 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
8295 that L1_CACHE_SIZE is in kB now.
8296 (L2_CACHE_SIZE_BYTES): New macro.
8297 (tree_ssa_prefetch_arrays): Show size in kB.
8298 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
8299 and l2_cache_size fields.
8300 * config/i386/driver-i386.c (describe_cache): Detect cache size
8302 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
8303 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
8304 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
8305 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
8306 (override_options): Set l1-cache-size and l2-cache-size to default
8307 values if not specified otherwise.
8308 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
8309 (PARAM_L2_CACHE_SIZE): New.
8311 2007-08-01 Nigel Stephens <nigel@mips.com>
8312 David Ung <davidu@mips.com>
8313 Thiemo Seufer <ths@mips.com>
8314 Chris Dearman <chris@mips.com>
8315 Richard Sandiford <richard@codesourcery.com>
8317 * config.gcc (mips*-sde-elf*): New stanza.
8318 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
8319 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
8320 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
8321 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
8322 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
8323 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
8325 * config/mips/sde.h: New file.
8326 * config/mips/t-libgcc-mips16: Likewise.
8327 * config/mips/t-sde: Likewise.
8328 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
8329 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
8330 _MIPS_FPSET and _MIPS_SZINT.
8331 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
8332 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
8333 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
8334 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
8335 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8336 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8337 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
8338 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
8339 _MIPS_SZPTR and _MIPS_FPSET.
8340 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
8341 architecture is specified.
8342 (MIPS_32BIT_OPTION_SPEC): New macro.
8344 2007-07-31 Dan Hipschman <dsh@google.com>
8346 * gcc.c (end_going_arg): New function.
8347 (do_spec_2): Use it.
8348 (do_spec_1): Use it.
8350 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
8352 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
8353 only if ENABLE_CHECKING is defined.
8355 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
8357 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
8358 df_ru_add_problem, df_ru_get_bb_info): Removed.
8359 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
8360 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
8361 df_ru_free_bb_info, df_ru_alloc,
8362 df_ru_bb_local_compute_process_def,
8363 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
8364 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
8365 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
8366 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
8367 df_ru_add_problem): Removed.
8369 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8372 * pa.md (casesi32): Use match_scratch. Revise insn condition.
8373 (casesi32p, casesi64p): Likewise.
8374 (casesi): Adjust for above.
8376 2007-07-31 Richard Sandiford <richard@codesourcery.com>
8378 * mode-switching.c (create_pre_exit): Don't search past calls.
8380 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
8382 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
8384 2007-07-31 Revital Eres <eres@il.ibm.com>
8386 * ddg.c (add_deps_for_def): Rename to...
8387 (add_cross_iteration_register_deps): This. Change implementation
8388 to use only reaching def and def-use chains to construct the
8389 inter loop dependencies.
8390 (add_deps_for_use): Remove function.
8391 (build_inter_loop_deps): Call add_cross_iteration_register_deps
8392 function to build the inter loop dependencies.
8393 * modulo-sched.c (sms_schedule): Build only
8394 reaching def and def-use chains for the propose of the ddg
8397 2007-07-31 Julian Brown <julian@codesourcery.com>
8399 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
8400 New define_insns. Use correct RTL.
8401 (vec_set<mode>): Write as expander.
8403 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
8405 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
8406 to an unallocated space.
8408 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
8411 (split_constant_offset): Enable split_constant_offset to extract
8412 constants from other statements.
8413 * tree-vect-transform.c
8414 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
8415 to a temp var. Force base_offset to be simple.
8417 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
8419 * df-scan.c (df_scan_verify): Remove artificial limit on
8420 the number of blocks for verification.
8421 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
8422 df_simulate_defs): Avoid unnecessary insn checking for defs.
8424 2007-07-29 Mark Mitchell <mark@codesourcery.com>
8426 * config/m68k/lb1sf68.asm (FUNC): New macro.
8428 (__udivsi3): Likewise.
8429 (__divsi3): Likewise.
8430 (__umodsi3): Likewise.
8431 (__modsi3): Likewise.
8432 (__subdf3): Likewise.
8433 (__adddf3): Likewise.
8434 (__muldf3): Likewise.
8435 (__divdf3): Likewise.
8436 (__negdf2): Likewise.
8437 (__cmpdf2): Likewise.
8438 (__subsf3): Likewise.
8439 (__addsf3): Likewise.
8440 (__mulsf3): Likewise.
8441 (__divsf3): Likewise.
8442 (__negsf2): Likewise.
8443 (__cmpsf2): Likewise.
8444 (__eqdf2): Likewise.
8445 (__nedf2): Likewise.
8446 (__gtdf2): Likewise.
8447 (__gedf2): Likewise.
8448 (__ltdf2): Likewise.
8449 (__ledf2): Likewise.
8450 (__eqsf2): Likewise.
8451 (__nesf2): Likewise.
8452 (__gtsf2): Likewise.
8453 (__gesf2): Likewise.
8454 (__ltsf2): Likewise.
8455 (__lesf2): Likewise.
8457 2007-07-30 Ollie Wild <aaw@google.com>
8459 * c-ppoutput.c (print_lines_directives_only): New function.
8460 (scan_translation_unit_directives_only): New function.
8461 (preprocess_file): Add call to scan_translation_unit_directives_only.
8462 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
8463 (sanitize_cpp_opts): Add default flag_dump_macros setting for
8464 -fdirectives-only. Add errors for -fdirectives-only conflict with
8465 -Wunused-macros and -traditional.
8466 (finish_options): Add builtin macro initialization for
8467 -fdirectives-only + -fpreprocessed.
8468 * c.opt (fdirectives-only): New.
8469 * doc/cppopts.texi (fdirectives-only): New.
8471 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8473 * alias.c (record_set, memory_modified_1): Constify.
8474 * bt-load.c (note_btr_set): Likewise.
8475 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
8476 * combine.c (set_nonzero_bits_and_sign_copies,
8477 expand_field_assignment, record_dead_and_set_regs_1,
8478 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
8479 likely_spilled_retval_1): Likewise.
8480 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
8481 frv_io_handle_set): Likewise.
8482 * config/mips/mips.c (mips_sim_record_set,
8483 vr4130_true_reg_dependence_p_1): Likewise.
8484 * config/mt/mt.c (insn_dependent_p_1): Likewise.
8485 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
8486 * config/sh/sh.c (flow_dependent_p_1): Likewise.
8487 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
8488 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
8489 * ddg.c (mark_mem_store): Likewise.
8490 * df-problems.c (df_urec_mark_reg_change): Likewise.
8491 * function.c (update_epilogue_consts): Likewise.
8492 * gcse.c (record_set_info, record_last_set_info,
8493 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
8494 reg_clear_last_set): Likewise.
8495 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
8497 * jump.c (reversed_comparison_code_parts): Likewise.
8498 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
8499 reg_is_set): Likewise.
8500 * loop-iv.c (mark_altered): Likewise.
8501 * mode-switching.c (reg_becomes_live): Likewise.
8502 * optabs.c (no_conflict_move_test): Likewise.
8503 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
8505 * postreload.c (reload_combine_note_store, move2add_note_store):
8507 * regmove.c (flags_set_1): Likewise.
8508 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
8510 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
8512 * resource.c (update_live_status): Likewise.
8513 * rtl.h (set_of, note_stores): Likewise.
8514 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
8515 note_stores, parms_set): Likewise.
8516 * sched-rgn.c (sets_likely_spilled_1): Likewise.
8517 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
8519 * var-tracking.c (count_stores, add_stores): Likewise.
8521 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8523 * alias.c (mems_in_disjoint_alias_sets_p,
8524 fixed_scalar_and_varying_struct_p, aliases_everything_p,
8525 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
8526 write_dependence_p, mems_in_disjoint_alias_sets_p,
8527 read_dependence, true_dependence, canon_true_dependence,
8528 anti_dependence, output_dependence): Constify.
8529 * combine.c (extended_count): Likewise.
8530 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
8531 * cselib.c (get_value_hash, references_value_p,
8532 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
8533 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
8534 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
8535 * function.c (contains, prologue_epilogue_contains,
8536 sibcall_epilogue_contains): Likewise.
8537 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
8538 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
8539 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
8540 reg_or_subregno): Likewise.
8541 * recog.c (asm_noperands): Likewise.
8542 * reload1.c (function_invariant_p): Likewise.
8543 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
8544 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
8545 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
8546 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
8547 true_regnum, reg_or_subregno, condjump_in_parallel_p,
8548 extended_count, prologue_epilogue_contains,
8549 sibcall_epilogue_contains, function_invariant_p, true_dependence,
8550 canon_true_dependence, read_dependence, anti_dependence,
8551 output_dependence): Likewise.
8552 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
8554 2007-07-30 Julian Brown <julian@codesourcery.com>
8556 * config/arm/neon.md (V_ext): New mode attribute.
8557 (neon_vget_lane<mode>): Replace with define_expand.
8558 (neon_vget_lane<mode>_sext_internal)
8559 (neon_vget_lane<mode>_zext_internal): New define_insns for double
8560 and quad precision vectors.
8561 (neon_vget_lanedi): Add bounds check. Remove dead comment.
8562 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
8563 have typeless 32-bit result.
8565 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8568 * tree-affine.h (aff_tree): The type of rest is sizetype for types
8570 * tree-affine.c (aff_combination_scale): If type is a pointer type,
8571 use sizetype for rest.
8572 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
8573 (aff_combination_convert): Don't convert rest for pointer types.
8575 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
8577 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
8579 * tree-ssa-alias.c: Add alloc-pool.h.
8580 (init_alias_info): Free alias_bitmap_obstack.
8581 (delete_alias_info): Call delete_mem_ref_stats.
8582 (get_mem_sym_stats_for): Use alloc_pool.
8583 (init_mem_ref_stats): Do not delete mem_ref_stats here.
8584 (delete_mem_sym_stats): Removed.
8586 2007-07-29 Sebastian Pop <sebpop@gmail.com>
8588 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
8589 functions cannot be represented as classical distance vectors.
8591 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8593 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
8594 * builtins.c (validate_arg, builtin_mathfn_code,
8595 validate_arglist): Likewise.
8596 * calls.c (call_expr_flags): Likewise.
8597 * combine.c (reg_nonzero_bits_for_combine,
8598 reg_num_sign_bit_copies_for_combine, get_last_value,
8599 reg_truncated_to_mode): Likewise.
8600 * emit-rtl.c (subreg_lowpart_p): Likewise.
8601 * expr.c (highest_pow2_factor_for_target,
8602 categorize_ctor_elements_1, categorize_ctor_elements,
8603 count_type_elements, contains_packed_reference,
8604 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
8605 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
8606 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
8607 native_encode_int, native_encode_real, native_encode_complex,
8608 native_encode_vector, native_encode_expr, native_interpret_int,
8609 native_interpret_real, native_interpret_complex,
8610 native_interpret_vector, native_interpret_expr): Likewise.
8611 * function.c (use_register_for_decl): Likewise.
8612 * gimplify.c (get_name): Likewise.
8613 * langhooks-def.h (lhd_return_null_const_tree): New.
8614 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
8615 * langhooks.c (lhd_return_null_const_tree): New.
8616 * langhooks.h (lang_get_callee_fndecl): Constify.
8617 * output.h (constructor_static_from_elts_p): Likewise.
8618 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
8619 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
8620 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
8621 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
8622 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
8623 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
8624 * rtlhooks-def.h (reg_nonzero_bits_general,
8625 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
8627 * rtlhooks.c (reg_num_sign_bit_copies_general,
8628 reg_nonzero_bits_general, reg_truncated_to_mode_general):
8630 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
8631 * stor-layout.c (mode_for_size_tree): Likewise.
8632 * tree-ssa-loop-im.c (memref_eq): Likewise.
8633 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
8634 * tree.c (contains_placeholder_p, type_list_equal,
8635 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
8637 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
8638 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
8639 contains_placeholder_p, contains_packed_reference,
8640 get_callee_fndecl, operand_equal_for_phi_arg_p,
8641 warn_if_unused_value, is_body_block, native_encode_expr,
8642 native_interpret_expr, fold_convertible_p, operand_equal_p,
8643 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
8644 validate_arglist, simple_cst_equal, type_list_equal,
8645 use_register_for_decl, call_expr_flags, get_name,
8646 highest_pow2_factor): Likewise.
8647 (const_call_expr_arg_iterator_d,
8648 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
8649 first_const_call_expr_arg, more_const_call_expr_args_p,
8650 FOR_EACH_CONST_CALL_EXPR_ARG): New.
8651 * varasm.c (constructor_static_from_elts_p): Constify.
8653 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
8655 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
8656 config/arm/neon-schedgen.ml, config/arm/neon.ml,
8657 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
8658 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
8659 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
8660 tree-vect-transform.c, tree.def: Fix comment typos. Follow
8661 spelling conventions.
8662 * doc/invoke.texi: Follow spelling conventions.
8664 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
8665 Revital Eres <eres@il.ibm.com>
8667 * modulo-sched.c (sms_schedule): Avoid loops which includes
8668 auto-increment instructions.
8670 2007-07-28 Richard Guenther <rguenther@suse.de>
8673 * fold-const.c (fold_cond_expr_with_comparison): Convert
8674 operand zero of MIN/MAX_EXPR to correct type.
8676 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8678 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
8679 flags_from_decl_or_type): Constify.
8680 * gcc.c (do_spec_1): Likewise.
8681 * print-tree.c (dump_addr, print_node_brief): Likewise.
8682 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
8683 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
8684 tree_purge_all_dead_eh_edges): Likewise.
8685 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
8686 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
8688 * tree.c (expr_location, expr_has_location, expr_locus,
8689 expr_filename, expr_lineno, get_inner_array_type,
8690 fields_compatible_p): Likewise.
8691 * tree.h (get_inner_array_type, fields_compatible_p,
8692 expr_location, expr_has_location, expr_locus, expr_filename,
8693 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
8694 setjmp_call_p, alloca_call_p): Likewise.
8696 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
8698 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
8699 TV_FLOW_INSENSITIVE.
8701 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
8703 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
8704 (compute_flow_insensitive_aliasing): Ditto for
8705 TV_FLOW_INSENSITIVE.
8707 2007-07-27 Jan Hubicka <jh@suse.cz>
8709 * config/i386/i386.c (register_move_cost): Remove accidentally
8710 comitted #if 0 block.
8712 * attribs.c: Include hashtab.h
8713 (attribute_hash): New.
8714 (substring): New structure.
8715 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
8717 (init_attributes): Initialize attribute hash.
8718 (decl_attributes): Use attribute hash.
8719 * Makefile.in (attribs.c): Depend on hashtab.h.
8721 2007-07-27 Steve Ellcey <sje@cup.hp.com>
8723 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
8725 2007-07-27 Richard Sandiford <richard@codesourcery.com>
8727 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
8728 __mips_dspr2 and __mips_dsp_rev macros.
8729 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
8731 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
8733 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
8735 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
8739 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
8740 and the updating of the live and do_not_gen sets.
8741 (df_note_bb_compute): Added updating of live and do_not_gen sets
8742 for regular defs so that the case of clobber inside conditional
8743 call is processed correctly.
8745 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8747 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
8748 operands with compatible type.
8750 2007-07-27 Richard Sandiford <richard@codesourcery.com>
8752 * expr.h (store_bit_field): Don't return a value.
8753 * expmed.c (check_predicate_volatile_ok): New function.
8754 (store_bit_field_1): New function, extracted from store_bit_field.
8755 Take a fallback_p argument and return true if the operation succeeded.
8756 Only use store_fixed_bit_field if fallback_p. Don't recompute
8757 mode_for_extraction; use op_mode instead. Try forcing memories
8758 into registers if the insv expander fails.
8759 (store_bit_field): Use store_bit_field_1 with fallback_p true.
8760 Don't return a value.
8761 (convert_extracted_bit_field): New function, extracted from
8763 (extract_bit_field_1): Likewise. Take a fallback_p argument
8764 and return NULL if the operation succeeded. Only use
8765 extract_fixed_bit_field if fallback_p. Only calculate one
8766 extraction mode. Combine code for extv and extzv. Try forcing
8767 memories into registers if the ext(z)v expander fails.
8768 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
8770 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
8772 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
8774 (df_ref): Likewise. Put regno with other integer fields.
8776 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
8778 * df.h (df_mw_hardreg): Remove "loc" field.
8779 * df-scan.c (df_ref_record): Don't set it. Remove redundant
8781 * df-problems.c (df_whole_mw_reg_unused_p): New function,
8782 split out from df_set_unused_notes_for_mw. Return false for
8783 partial references. Assert that mw_reg is a REG when returning true.
8784 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
8785 (df_whole_mw_reg_dead_p): New function, split out from
8786 df_set_dead_notes_for_mw. Return false for partial references.
8787 Assert that mw_reg is a REG when returning true.
8788 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
8789 Remove redundant bitmap check.
8791 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
8793 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
8794 ($(T)crtend.o): Likwise.
8795 ($(T)crtbeginS.o): Likwise.
8796 ($(T)crtendS.o): Likwise.
8797 ($(T)crtfastmath.o): Likwise.
8799 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
8801 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
8802 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
8803 * basic-block.h (struct control_flow_graph): Added x_dom_computed
8804 and x_n_bbs_in_dom_tree fields.
8806 2007-07-26 Steve Ellcey <sje@cup.hp.com>
8808 PR tree-optimization/32087
8809 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
8810 Do not call scale_bbs_frequencies_int with prob of zero.
8812 2007-07-26 Julian Brown <julian@codesourcery.com>
8814 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
8815 (neon_element_bits): Add prototypes.
8816 * config/arm/arm.c (bounds_check, neon_lane_bounds)
8817 (neon_const_bounds, neon_element_bits): New functions.
8818 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
8819 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
8820 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
8821 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
8822 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
8823 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
8824 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
8825 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
8826 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
8827 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
8828 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
8829 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
8830 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
8832 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
8834 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
8835 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
8837 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
8838 Julian Brown <julian@codesourcery.com>
8840 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
8841 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
8842 * config/arm/cortex-a8.md: New.
8843 * config/arm/cortex-a8-neon.md: New.
8844 * config/arm/neon-schedgen.ml: New.
8845 * config/arm/neon.md (vqh_mnem): New.
8847 (Is_float_mode): New.
8848 (Scalar_mul_8_16): New.
8850 (V_mode_nunits): New.
8851 (All instruction patterns): Annotate with neon_type attribute
8853 * config/arm/arm.md: Include cortex-a8.md.
8854 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
8856 Annotate instruction patterns accordingly.
8857 (generic_sched): Do not use generic scheduling for Cortex-A8.
8858 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
8860 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
8862 * fold-const.c (fold_read_from_constant_string): Use
8864 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
8866 2007-07-26 Nick Clifton <nickc@redhat.com>
8868 * tree-ssa-operands.h: Change copyright header to refer to version
8869 3 of the GNU General Public License and to point readers at the
8870 COPYING3 file and the FSF's license web page.
8871 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
8872 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
8873 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
8874 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
8875 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
8876 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
8877 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
8878 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
8879 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
8880 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
8881 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
8882 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
8883 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
8884 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
8885 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
8886 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
8887 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
8888 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
8889 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
8890 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
8891 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
8892 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
8893 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
8894 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
8895 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
8896 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
8897 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
8898 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
8899 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
8900 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
8901 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
8902 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
8903 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
8904 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
8905 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
8906 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
8907 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
8908 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
8909 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
8910 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
8911 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
8912 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
8913 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
8914 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
8915 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
8916 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
8917 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
8918 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
8919 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
8920 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
8921 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
8922 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
8923 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
8924 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
8925 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
8926 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
8927 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
8928 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
8929 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
8930 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
8931 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
8932 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
8933 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
8934 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
8935 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
8936 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
8937 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
8938 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
8939 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
8940 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
8941 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
8942 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
8943 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
8944 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
8945 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
8946 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
8947 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
8948 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
8949 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
8950 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
8951 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
8952 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
8953 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
8954 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
8955 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
8956 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
8957 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
8958 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
8959 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
8960 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
8961 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
8962 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
8963 vecprim.h, basic-block.h, tree-ssa-structalias.c,
8964 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
8965 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
8966 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
8967 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
8968 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
8969 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
8970 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
8971 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
8972 convert.c, convert.h, langhooks-def.h, reload1.c,
8973 tree-ssa-operands.c: Likewise.
8975 2007-07-26 Jan Hubicka <jh@suse.cz>
8977 * tree-ssa-live.c: Include debug.h and flags.h.
8978 (mark_scope_block_unused): New function.
8979 (remove_unused_scope_block_p): New function.
8980 (remove_unused_locals): Remove unused blocks too.
8982 2007-07-25 Ian Lance Taylor <iant@google.com>
8984 * combine.c (combine_max_regno): Remove. Remove all uses.
8985 (struct reg_stat_struct): Rename from struct reg_stat.
8986 (reg_stat_type): Define, and declare VECs.
8987 (reg_stat): Change from pointer to VEC. Change all uses.
8988 (combine_split_insns): New static function.
8989 (try_combine, find_split_point): Call it instead of split_insns.
8991 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8993 * cfghooks.c (split_block): Fix the information about loop latch.
8995 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8997 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
8999 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9001 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9002 Scan the new edge for loop exit info.
9004 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
9006 * config/darwin.c: Include debug.h.
9008 2007-07-25 Steve Ellcey <sje@cup.hp.com>
9011 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
9013 2007-07-25 Steve Ellcey <sje@cup.hp.com>
9015 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
9016 (HARD_REGNO_MODE_OK): Ditto.
9017 (MODES_TIEABLE_P): Ditto.
9018 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
9019 (CLASS_MAX_NREGS): Ditto.
9020 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
9021 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
9022 (divdf3_internal_thr): Removed.
9023 * config/ia64/div.md: New file.
9024 * config/ia64/constraints.md: Add H constraint.
9026 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9028 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
9029 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
9030 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
9031 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
9032 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
9033 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
9034 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
9035 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
9036 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
9037 dump_sbitmap_file, debug_sbitmap, popcount_table,
9038 sbitmap_popcount): Constify.
9039 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
9040 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
9041 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
9042 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
9043 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
9044 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
9045 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
9046 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
9047 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
9048 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
9049 sbitmap_popcount, sbitmap_verify_popcount): Constify.
9051 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9053 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
9054 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
9055 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
9056 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
9057 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
9058 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
9059 bitmap_intersect_p, bitmap_intersect_compl_p,
9060 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
9061 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
9063 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
9064 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
9065 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
9066 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
9067 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
9068 debug_bitmap, debug_bitmap_file, bitmap_print,
9069 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
9070 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
9072 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
9074 * config/darwin.c (darwin_override_options): Additional fix for
9075 debug info formats that don't support var tracking.
9077 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9079 * cselib.c (entry_and_rtx_equal_p): Constify.
9080 * gengtype.c (output_mangled_typename, write_types, write_local):
9082 * gengtype.h (const_type_p): New.
9083 * see.c (eq_descriptor_extension, hash_descriptor_extension):
9085 * tlink.c (scan_linker_output): De-constify.
9086 * tree-ssa-loop-im.c (memref_eq): Constify.
9087 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
9088 (shared_bitmap_hash, shared_bitmap_eq): Constify.
9090 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9092 * c-common.c (fname_as_string, c_type_hash): Constify.
9093 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
9094 * cgraph.c (edge_hash, edge_eq): Likewise.
9095 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
9096 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
9097 reg_attrs_htab_eq): Likewise.
9098 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
9100 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
9101 const_decl_t, const_state_t, const_automata_list_el_t): New.
9102 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
9103 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
9104 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
9105 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
9106 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
9107 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
9108 compare_max_occ_cycle_nums, out_state_arcs_num,
9109 compare_transition_els_num, units_cmp, state_reservs_cmp):
9111 * genmodes.c (cmp_modes): Likewise.
9112 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
9113 * gimplify.c (compare_case_labels): Likewise.
9114 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
9115 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
9116 * matrix-reorg.c (mtt_info_hash): Likewise.
9117 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
9118 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
9119 (htab_hash_bucket, htab_hash_elem): Constify.
9120 * tree-browser.c (TB_parent_eq): Likewise.
9121 * tree-scalar-evolution.c (hash_scev_info): Likewise.
9122 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
9123 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
9124 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
9126 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
9127 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
9128 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
9129 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
9130 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
9132 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
9133 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
9134 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
9135 * tree-ssa-threadupdate.c (redirection_data_hash,
9136 redirection_data_eq): Likewise.
9137 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
9138 * tree-ssa.c (var_ann_eq): Likewise.
9139 * tree-vrp.c (compare_case_labels): Likewise.
9140 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
9141 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
9142 tree_not_check_failed, tree_class_check_failed,
9143 tree_range_check_failed, tree_not_class_check_failed,
9144 omp_clause_check_failed, omp_clause_range_check_failed,
9145 tree_contains_struct_check_failed, tree_operand_check_failed):
9147 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
9148 tree_not_check_failed, tree_class_check_failed,
9149 tree_range_check_failed, tree_not_class_check_failed,
9150 tree_operand_check_failed, omp_clause_operand_check_failed,
9151 tree_operand_length): Likewise.
9152 * var-tracking.c (const_variable): New.
9153 (variable_htab_hash, variable_htab_eq): Constify.
9154 * varasm.c (const_desc_hash): Likewise.
9156 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9158 * expr.c (handled_component_p): Constify.
9159 * fold-const.c (fit_double_type): Likewise.
9160 * real.h (real_value_from_int_cst): Likewise.
9161 * tree-flow-inline.h (gimple_in_ssa_p,
9162 gimple_aliases_computed_p, gimple_addressable_vars,
9163 gimple_call_clobbered_vars, gimple_referenced_vars,
9164 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
9165 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
9166 may_aliases, end_readonly_imm_use_p, has_zero_uses,
9167 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
9168 is_label_stmt, is_global_var, phi_ssa_name_p,
9169 factoring_name_p, is_call_clobbered, tree_common_ann,
9170 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
9171 unmodifiable_var_p, array_ref_contains_indirect_ref,
9172 ref_contains_array_ref, lookup_subvars_for_var,
9173 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
9174 gimple_mem_ref_stats): Likewise.
9175 * tree-flow.h (tree_common_ann, var_ann, function_ann,
9176 may_aliases, is_exec_stmt, is_label_stmt,
9177 ref_contains_array_ref, array_ref_contains_indirect_ref,
9178 var_can_have_subvars, overlap_subvar, is_call_clobbered,
9179 unmodifiable_var_p): Likewise.
9180 * tree-gimple.c (is_gimple_min_invariant): Likewise.
9181 * tree-gimple.h (is_gimple_min_invariant): Likewise.
9182 * tree.c (type_hash_list, attribute_hash_list, tree_size,
9183 cst_and_fits_in_hwi, real_value_from_int_cst,
9184 build_real_from_int_cst, integer_zerop, integer_onep,
9185 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
9186 tree_floor_log2, real_zerop, real_onep, real_twop,
9187 real_minus_onep, really_constant_p, purpose_member, chain_member,
9188 list_length, fields_length, int_size_in_bytes, bit_position,
9189 int_bit_position, byte_position, int_byte_position, expr_align,
9190 array_type_nelts, tree_node_structure,
9191 type_contains_placeholder_1, iterative_hash_pointer,
9192 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
9193 tree_map_base_eq, type_hash_list, type_hash_eq,
9194 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
9195 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
9196 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
9197 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
9198 int_fits_type_p, get_containing_scope, decl_function_context,
9199 decl_type_context, omp_clause_operand_check_failed,
9200 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
9201 * tree.h (omp_clause_operand_check_failed, tree_size,
9202 build_real_from_int_cst, array_type_nelts, purpose_member,
9203 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
9204 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
9205 is_attribute_p, check_qualified_type, expr_align,
9206 int_size_in_bytes, bit_position, int_bit_position, byte_position,
9207 int_byte_position, list_length, fields_length, initializer_zerop,
9208 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
9209 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
9210 tree_node_structure, handled_component_p, get_containing_scope,
9211 decl_function_context, decl_type_context, real_zerop,
9212 type_num_arguments, fit_double_type, really_constant_p,
9213 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
9214 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
9215 real_twop, real_minus_onep, int_cst_value): Likewise.
9217 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9219 * cfglayout.c (insn_scope, insn_line): Constify.
9220 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
9221 const_double_htab_hash, const_double_htab_eq,
9222 mem_attrs_htab_hash): Likewise.
9223 * loop-iv.c (biv_eq): Likewise.
9224 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
9225 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
9226 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
9228 * rtl-error.c (location_for_asm, diagnostic_for_asm,
9229 error_for_asm, warning_for_asm, _fatal_insn,
9230 _fatal_insn_not_found): Likewise.
9231 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
9232 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
9233 rtl_check_failed_type2, rtl_check_failed_code1,
9234 rtl_check_failed_code2, rtl_check_failed_code_mode,
9235 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
9236 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
9237 rtl_check_failed_type2, rtl_check_failed_code1,
9238 rtl_check_failed_code2, rtl_check_failed_code_mode,
9239 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
9240 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
9241 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
9242 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
9243 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
9244 rtx_unstable_p, get_integer_term, get_related_value,
9245 offset_within_block_p, reg_mentioned_p, count_occurrences,
9246 reg_referenced_p, reg_used_between_p, no_labels_between_p,
9247 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
9248 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
9249 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
9250 find_constant_src, find_reg_fusage, find_regno_fusage,
9251 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
9252 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
9253 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
9254 computed_jump_p, auto_inc_p, in_expr_list_p,
9255 remove_node_from_expr_list, loc_mentioned_in_p,
9256 label_is_jump_target_p, reversed_comparison_code_parts,
9257 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
9258 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
9259 print_inline_rtx): Likewise.
9260 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
9261 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
9262 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
9263 get_integer_term, get_related_value, offset_within_block_p,
9264 count_occurrences, reg_mentioned_p, no_labels_between_p,
9265 reg_used_between_p, reg_referenced_p, single_set_2,
9266 multiple_sets, set_noop_p, refers_to_regno_p,
9267 reg_overlap_mentioned_p, dead_or_set_p,
9268 covers_regno_no_parallel_p, covers_regno_p,
9269 dead_or_set_regno_p, find_reg_note, find_regno_note,
9270 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
9271 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
9272 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
9273 side_effects_p, may_trap_p_1, may_trap_p,
9274 may_trap_after_code_motion_p, may_trap_or_fault_p,
9275 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
9276 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
9277 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
9278 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
9279 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
9281 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
9282 warning_for_asm): Likewise.
9283 * tree.h (print_rtl): Likewise.
9284 * varasm.c (get_pool_mode): Likewise.
9286 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9288 * c-lex.c (c_lex_with_flags, lex_string): Constify.
9289 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
9290 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
9291 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
9292 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
9293 * ddg.c (compare_sccs): Likewise.
9294 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
9295 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
9296 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
9297 decimal_do_fix_trunc, decimal_real_to_integer,
9298 decimal_real_to_integer2, decimal_real_maxval): Likewise.
9299 * dse.c (const_group_info_t): New.
9300 (invariant_group_base_eq, invariant_group_base_hash): Constify.
9301 * dwarf2out.c (const_dw_die_ref): New.
9302 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
9303 * tree-browser.c (TB_parent_eq): Likewise.
9304 * unwind-dw2-fde.c (__register_frame_info_bases,
9305 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
9306 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
9308 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
9309 * unwind-dw2.c (uw_frame_state_for): Likewise.
9310 * value-prof.c (histogram_hash, histogram_eq): Likewise.
9311 * value-prof.h (const_histogram_value): New.
9313 2007-07-25 Richard Sandiford <richard@codesourcery.com>
9315 * config/mips/mips.c (machine_function): Add
9316 initialized_mips16_gp_pseudo_p.
9317 (mips16_gp_pseudo_reg): Do not emit the initialization of
9318 mips16_gp_pseudo_rtx when being called from the gimple cost-
9319 calculation routines; emit it on the first use outside those
9322 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9324 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
9327 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
9328 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
9329 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
9330 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
9331 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
9332 Preserve const-ness of parameters through use of __typeof(),
9333 also constify and tidy.
9335 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
9336 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
9337 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
9338 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
9339 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
9340 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
9341 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
9342 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
9343 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
9345 2007-07-25 Julian Brown <julian@codesourcery.com>
9346 Mark Shinwell <shinwell@codesourcery.com>
9348 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
9349 (alpha_mangle_type): This.
9350 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9351 (TARGET_MANGLE_TYPE): Define this instead.
9352 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
9353 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
9354 (arm_init_neon_builtins): Fix comment.
9355 (arm_mangle_map_entry): New.
9356 (arm_mangle_map): New.
9357 (arm_mangle_type): New.
9358 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
9359 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
9360 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
9361 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9362 (TARGET_MANGLE_TYPE): Define this instead.
9363 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
9364 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
9365 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
9366 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9367 (TARGET_MANGLE_TYPE): Define this instead.
9368 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
9370 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
9371 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9372 (TARGET_MANGLE_TYPE): Define this instead.
9373 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
9374 (s390_mangle_type): This.
9375 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9376 (TARGET_MANGLE_TYPE): Define this instead.
9377 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
9378 (sparc_mangle_type): This.
9379 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
9380 (TARGET_MANGLE_TYPE): Define this instead.
9381 * cp/mangle.c (write_type): Call mangle_type target hook on all
9382 types before mangling. Use original type, not main variant, as
9384 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
9385 (TARGET_MANGLE_TYPE): This.
9386 * target.h (gcc_target): Rename mangle_fundamental_type to
9388 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
9389 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
9391 2007-07-25 Julian Brown <julian@codesourcery.com>
9392 Paul Brook <paul@codesourcery.com>
9393 Joseph Myers <joseph@codesourcery.com>
9394 Mark Shinwell <shinwell@codesourcery.com>
9396 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
9397 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
9398 (with_fpu): Allow --with-fpu=neon.
9399 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
9400 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
9401 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
9402 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
9403 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
9404 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
9405 (neon_emit_pair_result_insn, neon_disambiguate_copy)
9406 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
9407 (output_move_neon): Add prototypes.
9408 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
9409 (all_fpus): Add FPUTYPE_NEON.
9410 (fp_model_for_fpu): Add NEON field.
9411 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
9412 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
9414 (arm_legitimate_address_p): Don't support fancy addressing for NEON
9416 (thumb2_legitimate_address_p): Likewise.
9417 (neon_valid_immediate): Recognize and prepare constants suitable for
9419 (neon_immediate_valid_for_move): New function. Recognize and prepare
9420 immediates for NEON move instructions.
9421 (neon_immediate_valid_for_logic): New function. Recognize and
9422 prepare immediates for NEON logic instructions.
9423 (neon_output_logic_immediate): New function. Create asm string
9424 suitable for outputting immediate logic instructions.
9425 (neon_pairwise_reduce): New function. Implement reduction using
9426 pairwise operations.
9427 (neon_expand_vector_init): New function. Expand a (possibly
9428 non-constant) vector initialization.
9429 (neon_vector_mem_operand): New function. Memory operands supported
9430 for quad-word loads/stores to/from ARM or NEON registers. Don't
9431 allow base+offset addressing for core regs.
9432 (neon_struct_mem_operand): New function. Valid mems for NEON
9434 (coproc_secondary_reload_class): Enable NEON registers to be loaded
9435 from neon_vector_mem_operand addresses without a secondary register.
9436 (add_minipool_forward_ref): Handle >8-byte minipool entries.
9437 (add_minipool_backward_ref): Likewise.
9438 (dump_minipool): Likewise.
9439 (push_minipool_fix): Likewise.
9440 (output_move_quad): New function. Output quad-word moves, loads and
9441 stores using ARM registers.
9442 (output_move_vfp): Add support for vectors in VFP (NEON) D
9444 (output_move_neon): Output a NEON load/store to/from a quadword
9446 (arm_print_operand): Implement new codes:
9447 - 'c' for unadorned integers (without a # sign).
9448 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
9450 - 'e', 'f' for the low and high D parts of a NEON Q register.
9451 - 'q' outputs a NEON Q register.
9452 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
9453 - 'T' prints NEON opcode features from a coded bitmask.
9454 - 'F' is similar to T, but signed/unsigned codes both print as
9456 - 't' is similar to T, but 'u' is printed instead of 'p'.
9457 - 'O' prints 'r' if NEON instruction should perform rounding (as
9458 specified by bitmask), else prints nothing.
9459 - '#' is a punctuation character to stop operand numbers from
9460 running together with following digits in the assembler
9461 strings for instructions (when using mode attributes).
9462 (arm_assemble_integer): Handle extra NEON vector modes. Permute
9463 constant vectors in big-endian mode, where necessary.
9464 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
9465 Handle EI, OI, CI, XI modes.
9466 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
9467 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
9468 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
9469 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
9470 (neon_builtin_type_bits): Add enumeration, one bit for each vector
9472 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
9473 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
9474 to turn v8qi, etc. into bits defined above.
9475 (neon_itype): New enumeration. Classifications of NEON builtins.
9476 (neon_builtin_datum): Define struct. Contains information about
9477 a single builtin (with multiple modes).
9478 (CF): Define helper macro for...
9479 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
9481 (neon_builtin_data): New array. Define information about builtins
9482 for use during initialization/expansion.
9483 (arm_init_neon_builtins): New function.
9484 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
9486 (neon_builtin_compare): New function.
9487 (locate_neon_builtin_icode): New function. Find an insn code for a
9488 builtin given a function code for that builtin. Also return type of
9489 builtin (NEON_BINOP, NEON_UNOP etc.).
9490 (builtin_arg): New enumeration. Types of arguments for builtins.
9491 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
9492 Takes a variable argument list of builtin_arg types, terminated by
9494 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
9495 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
9496 (neon_emit_pair_result_insn): New function. Support returning pairs
9497 of vectors via a pointer.
9498 (neon_disambiguate_copy): New function. Set up operands for a
9499 multi-word copy such that registers do not get clobbered.
9500 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
9501 ARM_BUILTIN_NEON_BASE.
9502 (arm_file_start): Set float-abi attribute for NEON.
9503 (arm_vector_mode_supported_p): Enable NEON vector modes.
9504 (arm_mangle_map_entry): New.
9505 (arm_mangle_map): New.
9506 (arm_mangle_vector_type): New.
9507 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
9509 (TARGET_NEON): New macro. Target supports NEON.
9510 (fputype): Add FPUTYPE_NEON.
9511 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
9512 for vectorization based on command-line arg.
9513 (NEON_REGNO_OK_FOR_NREGS): Define.
9514 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
9515 (VALID_NEON_STRUCT_MODE): Define.
9516 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
9517 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
9518 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
9519 (consttable_16): Add pattern for outputting 16-byte minipool
9521 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
9523 (vec-common.md, neon.md): Include md files.
9524 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
9525 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
9526 (memory_constraint "Ut", "Un", "Us"): Define.
9527 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
9528 (MMX_char): New mode attribute.
9529 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
9530 (*add<mode>3_iwmmxt): New insn pattern.
9531 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
9532 (*sub<mode>3_iwmmxt): New insn pattern.
9533 (mulv4hi3): Rename to...
9534 (*mulv4hi3_iwmmxt): This.
9535 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
9536 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
9537 (uminv4hi3, uminv2si3): Remove. Replace with...
9538 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
9539 (*umin<mode>3_iwmmxt): These.
9540 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
9541 (ashr<mode>3_iwmmxt): This new pattern.
9542 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
9543 (lshr<mode>3_iwmmxt): This new pattern.
9544 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
9545 (ashl<mode>3_iwmmxt): This new pattern.
9546 * config/arm/neon-docgen.ml: New file. Generate documentation for
9548 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
9549 * config/arm/arm_neon.h: New (autogenerated).
9550 * config/arm/neon-testgen.ml: New file. Generate NEON tests
9552 * config/arm/neon.md: New file. Define NEON instructions.
9553 * config/arm/neon.ml: New file. Abstract description of NEON
9554 instructions, used to generate arm_neon.h header, documentation and
9556 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
9557 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
9559 * doc/extend.texi (ARM Built-in Functions): Rename and remove
9561 (ARM NEON Intrinsics): New subsection.
9562 * doc/arm-neon-intrinsics.texi: New (autogenerated).
9564 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
9566 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
9569 2007-07-24 Jan Hubicka <jh@suse.cz>
9571 * regclass.c (move_table): New type.
9572 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
9573 (init_move_cost): Break out from ...
9574 (init_reg_sets_1): ... here; simplify computation of
9575 have_regs-of_mode and contains_reg_of_mode.
9576 (record_reg_classes): Unswitch internal loops.
9577 (copy_cost): Trigger lazy initialization of move cost
9578 (record_address_regs): Likewise.
9580 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
9582 * config/darwin.c (darwin_override_options): Don't force on
9583 flag_var_tracking_uninit when no debug info is requested.
9585 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9587 * cfgloop.c (init_loops_structure): New function.
9588 (flow_loops_find): Create root of the loop tree unconditionally.
9590 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
9592 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
9594 2007-07-24 Jan Hubicka <jh@suse.cz>
9596 * caller-save.c: Include ggc.h, gt-caller-save.h
9597 (reg_save_code, reg_restore_code): Rename to ...
9598 (cached_reg_save_code, cached_reg_restore_code): ... those.
9599 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
9600 (reg_save_code, reg_restore_code): New functions.
9601 (init_caller_save): Do not intialize
9602 reg_save_code/reg_restore_code tables.
9603 * Makefile.in: (gt-caller-save.h): New.
9605 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9607 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
9608 with the mode of the original operand instead of
9611 2007-07-23 Jan Hubicka <jH@suse.cz>
9613 * i386.c (ix86_secondary_memory_needed): Break out to...
9614 (inline_secondary_memory_needed): ... here.
9615 (ix86_memory_move_cost): Break out to ...
9616 (inline_memory_move_cost): ... here; add support for IN value of 2 for
9617 maximum of input and output; fix handling of Q_REGS on 64bit.
9618 (ix86_secondary_memory_needed): Microoptimize.
9620 2007-07-23 Sebastian Pop <sebpop@gmail.com>
9622 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
9623 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
9624 stmts_from_loop, known_dependences_p, build_rdg): New.
9625 * tree-data-ref.h: Depends on graphds.h.
9626 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
9627 (build_rdg): Declared.
9628 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
9630 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
9632 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
9635 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
9636 Jakub Jelinek <jakub@redhat.com>
9638 PR middle-end/PR28690
9639 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
9641 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
9642 and MEM_POINTER operands over REG and MEM operands.
9643 (swap_commutative_operands_p): Change return value to bool.
9644 * rtl.h: Update the corresponding prototype.
9645 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
9646 instead of gen_rtx_PLUS.
9647 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
9648 value to bool. Change function arguments to rtx's and update code
9650 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
9651 calls to match the new declaration.
9652 * simplify-rtx.c (simplify_associative_operation): Don't
9653 reorder simplify_binary_operation arguments.
9655 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9657 * config/mips/mips.c (override_options): Use mips_costs to derive
9658 the default branch cost.
9659 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
9661 * config/mips/mips.opt (mbranch-cost=): New option.
9662 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
9664 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9666 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
9667 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
9668 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
9669 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
9671 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9673 * config/mips/constraints.md (ks): New constraint.
9674 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
9675 (*add<mode>3_mips16): ...here.
9677 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
9679 * optabs.h (enum optab_index): Add new OTI_signbit.
9680 (signbit_optab): Define corresponding macro.
9681 (enum insn_code signbit_optab[]): Remove array.
9682 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
9683 (expand_copysign_absneg): If back end provides signbit insn, use it
9684 instead of bit operations on floating point argument.
9685 * builtins.c (enum insn_code signbit_optab[]): Remove array.
9686 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
9687 for availability of signbit insn.
9689 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
9690 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
9691 SSE mode is not active.
9692 (isinf<mode>2): Disable for mfpmath=sse,387.
9694 2007-07-22 Ben Elliston <bje@au.ibm.com>
9696 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
9698 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
9700 2007-07-20 Richard Guenther <rguenther@suse.de>
9702 * tree-cfg.c (verify_expr): COND_EXPRs can have any
9703 integral typed condition.
9704 * tree-ssa.c (useless_type_conversion_p): Do not preserve
9705 booleanness. Only preserve conversions from a non-base
9706 type to a base type, not in general between types with
9707 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
9708 * tree.def (COND_EXPR): Document that the condition
9709 can be of any integral type.
9711 2007-07-20 Nigel Stephens <nigel@mips.com>
9712 Richard Sandiford <richard@codesourcery.com>
9714 * config/mips/mips.h (mips_dwarf_regno): Declare.
9715 (DBX_REGISTER_NUMBER): Remove redundant brackets.
9716 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
9717 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
9718 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
9719 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
9720 (REG_CLASS_NAMES): Update accordingly.
9721 * config/mips/mips.c (mips_dwarf_regno): New array.
9722 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
9723 (mips_subword): Remove special handling for accumulator registers.
9724 (override_options): Initiailize mips_dwarf_regno. Remove use
9726 (mips_swap_registers): New function.
9727 (mips_conditional_register_usage): Swap accumulator registers
9728 around if TARGET_LITTLE_ENDIAN.
9729 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
9730 * config/mips/constraints.md (h, l): Use the endianness to choose
9731 between MD0_REG and MD1_REG.
9732 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
9733 alternative-dependent template.
9735 2007-07-20 Richard Sandiford <richard@codesourcery.com>
9737 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
9740 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9742 * function.c (thread_prologue_and_epilogue_insns): Fix exit
9743 predecessor fallthru flags.
9745 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9747 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
9748 of compare to the same type.
9749 * cfgloopmanip.c (add_loop): Update information about loop exits.
9750 (loop_version): Remove the innermost loop requirement.
9751 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
9752 to sizetype for pointers.
9754 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
9756 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
9757 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
9758 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
9760 * config/dfp-bit.c: Empty for TFmode conversions.
9762 2007-07-18 Caroline Tice <ctice@apple.com>
9764 * var-tracking.c (find_src_status): Check for COND_EXEC insns
9765 and handle them correctly; check that src is not NULL before
9767 (find_src_set_src): Likewise.
9769 2007-07-18 Bob Wilson <bob.wilson@acm.org>
9771 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
9772 (struct alignment_context, init_alignment_context): New.
9773 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
9774 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
9775 (XCHAL_HAVE_S32C1I): Likewise.
9776 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
9777 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
9778 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
9779 (ATOMIC, HQI): New macros.
9780 (memory_barrier, *memory_barrier): New.
9781 (sync_lock_releasesi): New.
9782 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
9783 (sync_lock_test_and_set<mode>): New.
9784 (sync_<atomic><mode>): New.
9785 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
9786 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
9787 (xtensa_expand_atomic): New.
9789 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9793 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
9794 transformation for builtin ISNORMAL.
9795 (expand_builtin): Handle BUILT_IN_ISNORMAL.
9796 * builtins.def (BUILT_IN_ISNORMAL): New.
9797 * doc/extend.texi: Document isnormal.
9799 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9803 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
9804 optabs infrastructure. Provide generic implementation for
9806 (expand_builtin): Handle FINITE/ISFINITE.
9807 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
9808 (fold_builtin_1): Likewise.
9810 * builtins.def (BUILT_IN_ISFINITE): New.
9812 * doc/extend.texi: Document isfinite.
9814 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9819 * builtins.c (expand_builtin_interclass_mathfn): Provide a
9820 generic fallback for isinf.
9821 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
9822 calculation code ...
9823 * real.c (get_max_float): ... to here.
9824 * real.h (get_max_float): New.
9826 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9830 * builtin-attrs.def (ATTR_TYPEGENERIC,
9831 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
9833 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
9834 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
9835 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
9836 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
9838 * c-common.c (handle_type_generic_attribute): New.
9839 (c_common_attribute_table): Add "type generic".
9841 * c-typeck.c (convert_arguments): Handle "type generic" functions.
9843 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
9845 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
9846 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
9849 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
9852 * config/cris/cris.c (cris_print_index): Don't use XEXP before
9853 checking that the operand is an expression.
9855 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
9856 Danny Smith <dannysmith@users.sourceforge.net>
9859 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
9860 file mapping object in local namespace if Windows version later
9863 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9865 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
9866 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
9867 arm_cannot_force_const_mem.
9868 (arm_cannot_force_const_mem): New function.
9869 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
9870 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
9871 of arm_tls_referenced_p.
9872 * config/arm/arm.md (movsi): Split out-of-section constants when
9873 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
9874 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
9876 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9878 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
9880 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9882 * config/mips/mips.md (*extendqihi2): Convert the destination
9885 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9887 * config/pa/fptr.c: Update license header.
9888 * config/pa/milli64.S: Likewise.
9890 2007-07-17 Nick Clifton <nickc@redhat.com>
9892 * COPYING_v3: New file. Contains version 3 of the GNU General
9894 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
9895 Lesser General Public License.
9896 * doc/include/gpl_v3.texi: New file. Contains version 3 of
9897 the GNU General Public License.
9899 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
9901 PR rtl-optimization/32773
9902 * cfglayout.c (force_one_exit_fallthru): New function.
9903 (cfg_layout_finalize): Use it.
9905 2007-07-16 Richard Guenther <rguenther@suse.de>
9906 Uros Bizjak <ubizjak@gmail.com>
9908 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
9909 before forcing it to gimple operand.
9911 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
9912 David Ung <davidu@mips.com>
9914 * config/mips/mips.h (TUNE_24K): Define.
9915 (TUNE_MACC_CHAINS): Add TUNE_24K.
9916 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
9918 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
9919 (r74k_int_madd): .. this new reservation.
9920 (define_bypass): Fixed bypasses for r74k_int_madd to use
9922 * config/mips/24k.md (define_bypass): Define new
9923 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
9925 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
9926 Nigel Stephens <nigel@mips.com>
9928 * config/mips/mips.md: Include 20kc.md.
9929 * config/mips/20kc.md: New file.
9930 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
9931 (mips_adjust_cost): Tweak for 20Kc.
9932 (mips_issue_rate): Likewise.
9933 * config/mips/mips.h (TUNE_20KC): Define.
9935 2007-07-16 David Edelsohn <edelsohn@gnu.og>
9937 * config/rs6000/rs6000.c (struct processor_cost): Add
9938 cache_line_size, l1_cache_lines, and simultaneous_prefetches
9940 (*_cost): Add cache information.
9941 (rs6000_override_options): Set cache parameters.
9943 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9946 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
9947 * doc/install.texi (mips-sgi-irix6): pthread support works now.
9949 2007-07-16 Paul Brook <paul@codesourcery.com>
9952 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
9953 (cirrus_thumb2_movsi_insn): Ditto.
9955 2007-07-15 Geoffrey Keating <geoffk@apple.com>
9957 * config/rs6000/darwin-fallback.c (interpret_libc): Change
9960 2007-07-15 Andrew Haley <aph@redhat.com>
9962 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
9963 before looking in the context.
9965 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9969 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
9970 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
9971 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
9972 (pa_output_function_prologue): Use rp_saved and
9973 current_function_is_leaf to generate .CALLINFO statement.
9974 (hppa_expand_prologue): Set rp_saved.
9975 (hppa_expand_epilogue): Use rp_saved.
9976 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
9977 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
9979 2007-07-14 Dirk Mueller <dmueller@suse.de>
9981 * omega.c (coalesce): Fix memory leak on early exit.
9982 * matrix-reorg.c (check_allocation_function): Likewise.
9983 * tree-vect-transform.c (vect_get_new_vect_var): free result
9985 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
9986 pass pointer to edge vector
9987 (partition_hot_cold_basic_blocks): Fix memory leak.
9988 * collect2.c (prefix_from_string): Free temporary storage.
9989 * reload1.c (fixup_abnormal_edges): Free sbitmap.
9991 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
9993 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
9994 (DO_GLOBAL_DTORS_BODY): Likewise.
9996 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
9997 Nigel Stephens <nigel@mips.com>
9999 * config/mips/mips.c (mips_classify_symbol): Don't return
10000 SYMBOL_SMALL_DATA for constant pool addresses if
10001 TARGET_EMBEDDED_DATA is true.
10003 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
10005 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
10006 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
10007 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
10008 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
10009 __builtin_ia32_storehps, __builtin_ia32_storelps,
10010 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
10011 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
10012 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
10013 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
10014 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
10015 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
10016 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
10017 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
10018 using def_builtin_const.
10020 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
10022 PR tree-optimization/32705
10023 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
10024 (simplify_binary_expression): Use SSA_VAL consistently.
10026 2007-07-13 David Edelsohn <edelsohn@gnu.org>
10028 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
10029 (SPEFSCR_REGNO): Delete definition.
10030 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
10031 COUNT_REGISTER_REGNUM -> CTR_REGNO.
10032 * config/rs6000/rs6000.h: Do not define *_REGNO.
10033 LINK_REGISTER_REGNUM -> LR_REGNO.
10034 COUNT_REGISTER_REGNUM -> CTR_REGNO.
10035 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
10036 COUNT_REGISTER_REGNUM -> CTR_REGNO.
10037 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
10038 R_VRSAVE, R_VSCR. Use them.
10039 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
10040 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
10041 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
10042 * config/rs6000/aix.h: Define R_LR. Use it.
10044 2007-07-13 Caroline Tice <ctice@apple.com>
10046 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
10047 flag_var_tracking is explicitly turned off (i.e. when variable
10048 tracking is not feasible); otherwise, turn flag_var_tracking on when
10049 flag_var_tracking_uninit is on.
10050 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
10051 note definitions, to allow recording of initialization status in the
10053 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
10054 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
10055 determine if two note locations are equal.
10056 (output_loc_list): Don't output list entries whose start & end labels
10058 (reg_loc_descriptor): Add parameter for initialization status; pass it
10059 to other loc descriptor functions.
10060 (one_reg_loc_descriptor): Add parameter for initialization status;
10061 check its value and add DW_OP_GNU_uninit to returned loc descr if
10063 (multiple_reg_loc_descriptor): Add parameter for initialization
10065 pass init status argument to other loc descriptor functions; check
10066 value of intialization parameter and add DW_OP_GNU_uninit to returned
10067 loc descr if appropriate.
10068 (based_loc_descr): Add parameter for initialization status; add new
10069 variable for return value; check value of initialization parameter and
10070 add DW_OP_GNU_uninit to returned loc descr if appropriate.
10071 (concatn_mem_loc_descriptor): Add parameter for initialization status;
10072 pass init status argument to other loc descriptor functions; check
10073 value of intialization parameter and add DW_OP_GNU_uninit to returned
10074 loc descr if appropriate.
10075 (mem_loc_descriptor): Likewise.
10076 (concat_loc_descriptor): Likewise.
10077 (concatn_loc_descriptor): Likewise.
10078 (loc_descriptor): Add parameter for initialization status; pass it as
10079 argument to other loc descriptor function calls.
10080 (loc_descriptor_from_tree_1): Add appropriate initialization status
10081 to loc descriptor function calls.
10082 (add_location_or_const_value_attribute): Get initialization status
10083 from VAR_LOCATION note; add initialization status to loc descriptor
10085 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
10086 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
10087 status is uninitialized, add "[uninint]" to output.
10088 * common.opt (fvar-tracking-uninit): New option, similar to
10089 fvar-tracking, to turn on tracking of uninitialized variables; creates
10090 a new global flag, flag_var_tracking_uninit.
10091 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
10092 (enum var_init_status): New type, for var initialization status field.
10093 * var-tracking.c (struct location_chain_def): Two new fields, init,
10094 for initialization status, and set_src for the assignment value expr.
10095 (unshare_variable): New parameter for initialization status;
10096 initialize new init and set_src fields.
10097 (var_reg_set): New parameters for initialization status and value;
10098 pass them to set_variable_part.
10099 (var_mem_set): Likewise.
10100 (get_init_value): New function.
10101 (var_reg_delete_and_set): New initialization status & value
10102 parameters; add call to get_init_value if status is unknown; pass new
10103 parameters to clobber_variable_part and var_reg_set.
10104 (var_mem_delete_and_set): Likewise.
10105 (var_reg_delete): Pass null set_src value to clobber_variable_part.
10106 (var_mem_delete): Likewise.
10107 (variable_union): Pass status to unshare_variable; initialize new init
10108 and set_src fields. If flag_var_tracking_uninit is not set, force
10109 status to initialized.
10110 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
10111 used later to get the set_src value.
10112 (find_src_status): New function.
10113 (find_src_set_src): New function.
10114 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
10115 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
10116 MO_SET, get set_src value and pass it to var_reg_delete_and_set
10117 and var_mem_delete_and_set.
10118 (dump_variable): Print out "[uninit]" if appropriate.
10119 (set_variable_part): Add new initialization and set_src parameters;
10120 pass status to unshare_variable; set node->init and node- >set_src
10121 fields and modify slot in hash table appropriately; save the init and
10122 set_src values if appropriate and assign to the new node.
10123 (clobber_variable_part): New set_src parameter; if two nodes have
10124 same variable and same location but different set_src (assignment)
10125 values, clobber old node.
10126 (delete_variable_part): Pass init status to unshare_variable.
10127 (emit_note_insn_var_location): Add initialized var; assign var's init
10128 status to new 'initialized'; pass new init status field to calls to
10129 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
10130 status to initialized.
10131 (emit_notes_in_bb): Pass initialization status to calls to
10132 var_reg_set, var_mem_set, var_reg_delete_and_set and
10133 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
10134 var_reg_delete_and_set and var_mem_delete_and_set; call
10135 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
10136 make up for change in add_stores.
10137 (vt_add_function_parameters): Add status to calls to
10139 * config/darwin.c (darwin_override_options): Turn on uninitialized
10140 tracking automatically, if var_tracking is on and the system is
10143 2007-07-13 Sa Liu <saliu@de.ibm.com>
10145 * config.gcc: Add options for arch and tune on SPU.
10146 * config/spu/predicates.md: Add constant operands 0 and 1.
10147 * config/spu/spu-builtins.def: Add builtins for double precision
10148 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
10149 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
10151 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
10153 * config/spu/spu-protos.h: Add new function prototypes.
10154 * config/spu/spu.c (spu_override_options): Check options -march and
10156 (spu_comp_icode): Add comparison code for DFmode and vector mode.
10157 (spu_emit_branch_or_set): Use the new code for DFmode and vector
10159 (spu_const_from_int): New. Create a vector constant from 4 ints.
10160 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
10161 (spu_emit_vector_compare): New. Emit vector compare.
10162 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
10163 * config/spu/spu.h: Add options -march and -mtune. Define processor
10164 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
10165 CANONICALIZE_COMPARISON.
10166 * config/spu/spu.md: Add new insns for double precision compare
10167 and double precision vector compare. Add vcond and smax/smin patterns
10168 to enable DFmode vector conditional expression.
10169 * config/spu/spu.opt: Add options -march and -mtune.
10170 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
10171 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
10172 both CELL and CELLEDP targets: spu_testsv.
10173 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
10176 2007-07-13 Richard Guenther <rguenther@suse.de>
10178 PR tree-optimization/32721
10179 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
10180 TREE_THIS_VOLATILE on the folded reference.
10181 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
10182 if the array reference has TREE_THIS_VOLATILE set.
10184 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
10187 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
10189 2007-07-13 Andreas Schwab <schwab@suse.de>
10191 * gengtype-lex.l: Allow declarations to be indented.
10193 2007-07-12 Geoffrey Keating <geoffk@apple.com>
10195 * ginclude/tgmath.h: New.
10196 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
10197 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
10198 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
10199 * configure: Regenerate.
10201 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
10203 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
10204 correct index when setting register save state for xd
10207 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
10209 * config/sh/sh.c (mark_use): Remove.
10211 2007-07-12 Paul Brook <paul@codesourcery.com>
10213 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
10214 reg does not overlap return value.
10216 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
10218 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
10219 (set_expression_vuses): Ditto.
10220 (init_pre): Initialize expression_vuses.
10222 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10224 * config/i386/sse.md (storentdf, storentsf): New.
10226 2007-07-12 Geoffrey Keating <geoffk@apple.com>
10228 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
10230 * tree.c (build_decl_stat): Move code from here...
10231 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
10232 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
10233 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
10234 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
10235 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
10238 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
10239 Devang Patel <dpatel@apple.com>
10241 PR tree-optimization/25413
10242 * targhooks.c (default_builtin_vector_alignment_reachable): New.
10243 * targhooks.h (default_builtin_vector_alignment_reachable): New.
10244 * tree.h (contains_packed_reference): New.
10245 * expr.c (contains_packed_reference): New.
10246 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
10247 (vect_enhance_data_refs_alignment): Call
10248 vector_alignment_reachable_p.
10249 * target.h (vector_alignment_reachable): New builtin.
10250 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
10251 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
10252 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
10254 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
10256 * target.h (builtin_vectorization_cost): Add new target builtin.
10257 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
10258 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
10259 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
10260 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
10261 uninitialized variables.
10262 * tree-vect-transform.c (cost_for_stmt): New function.
10263 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
10264 using cost 1 for all scalar stmts. Be less conservative when
10265 estimating the number of prologue/epulogue iterations. Call
10266 targetm.vectorize.builtin_vectorization_cost. Return
10267 min_profitable_iters-1.
10268 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
10269 initialization cost instead of TARG_VEC_STMT_COST. Use
10270 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
10271 epilogue code. Fix epilogue cost computation.
10272 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
10273 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
10274 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
10275 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
10276 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
10277 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
10279 2007-07-12 Richard Guenther <rguenther@suse.de>
10281 * gimplify.c (gimplify_conversion): Make sure that the result
10282 from maybe_fold_offset_to_reference is trivially convertible
10283 to the desired type before doing the simplification.
10284 (gimplify_expr): Likewise.
10285 * fold-const.c (fold_binary): Use the correct types for
10286 building the simplified expression.
10288 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10290 PR rtl-optimization/32729
10291 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
10292 that fallthru to exit.
10294 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
10296 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
10297 (symDTPOFF2reg): Likewise.
10299 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
10301 PR tree-optimization/32663
10303 * tree.h (VALUE_HANDLE_VUSES): Remove.
10304 (struct tree_value_handle): Remove vuses.
10306 * tree-vn.c (create_value_handle_for_expr): Don't set
10307 VALUE_HANDLE_VUSES.
10309 * tree-ssa-pre.c (expression_vuses): New.
10310 (alloc_expression_id): Set up expression_vuses.
10311 (get_expression_vuses): New.
10312 (set_expression_vuses): Ditto.
10313 (clear_expression_ids): Modify for expression_vuses.
10314 (phi_translate_1): Ditto.
10315 (phi_translate_set): Ditto.
10316 (value_dies_in_block_x): Ditto
10317 (valid_in_sets): Ditto.
10318 (add_to_sets): Ditto.
10319 (find_existing_value_expr): Ditto.
10320 (create_value_handle_for_expr): Ditto.
10321 (make_values_for_stmt): Ditto.
10322 (vuse_equiv): Remove.
10324 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
10326 * Makefile.in (mostlyclean): Remove object files.
10328 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
10330 * toplev.c (no_new_pseudos): Deleted.
10331 * rtl.h (no_new_pseudos): Deleted.
10332 * tree-pass.h (pass_no_new_pseudos): Deleted.
10333 * passes.c (pass_no_new_pseudos): Deleted.
10334 * final.c (rest_of_clean_state): Removed no_new_pseudos.
10335 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
10336 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
10338 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
10339 * rtlhooks.c (gen_lowpart_general): Ditto.
10340 * optabs.c (prepare_operand): Ditto.
10341 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
10343 * modulo-sched.c (rest_of_handle_sms): Ditto.
10344 * see.c (rest_of_handle_see): Ditto.
10345 * ifcvt.c (if_convert): Ditto.
10346 (gate_handle_if_after_combine): Replaced no_new_pseudos with
10348 * init-regs.c (gate_initialize_regs): Deleted set of
10350 * lower-subreg.c (decompose_multiword_subregs): Ditto.
10351 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
10352 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
10354 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
10357 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
10358 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
10359 (*vec_extractv2di_1_rex64): New insn pattern.
10361 2007-07-11 David Daney <ddaney@avtrex.com>
10363 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
10364 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
10365 for SIGNAL_UNWIND_RETURN_COLUMN.
10366 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
10367 (DWARF_FRAME_REGNUM): Rewrite.
10368 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
10370 2007-07-11 Nick Clifton <nickc@redhat.com>
10372 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
10373 delta and use gen_int_mode in place of GET_INT instead.
10375 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
10377 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
10380 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
10382 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
10383 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
10385 * params.h (VERIFY_CANONICAL_TYPES): Remove.
10386 (USE_CANONICAL_TYPES): New.
10387 * doc/invoke.texi (verify-canonical-types): Remove.
10388 (use-canonical-types): Add.
10390 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
10392 * config/spu/spu.c (spu_optimization_options): Remove setting of
10393 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
10394 (spu_override_options): Move it here.
10396 2007-07-11 Richard Sandiford <richard@codesourcery.com>
10398 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
10399 * config/mips/mips.c (mips_cpu_info_table): Mention
10400 MIPS_ISA_LEVEL_SPEC in the comment.
10402 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
10404 PR tree-optimization/32713
10405 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
10407 2007-07-11 Paolo Carlini <pcarlini@suse.de>
10409 PR middle-end/30482
10410 * c-opts.c (c_common_post_options): Do not change flag_complex_method
10411 conditional to flag_isoc99.
10412 (c_common_init_options): Do it here, unconditionally.
10414 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
10416 PR tree-optimization/32589
10417 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
10418 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
10419 * tree-ssa-propagate.c (valid_gimple_expression_p): New
10420 predicate, extracted from...
10421 (set_rhs): ...here. Call it for the expression on entry.
10422 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
10423 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
10424 (simplify_binary_expression): Use valid_gimple_expression_p
10425 to validate the simplification.
10426 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
10428 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
10430 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
10431 DWARF2_DEBUG on 32 bit target too.
10432 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
10434 2007-07-11 Nick Clifton <nickc@redhat.com>
10436 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
10437 version for 64-bit hosts.
10439 2007-07-10 David Daney <ddaney@avtrex.com>
10441 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
10443 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
10445 * config/mips/mips.c (mips_expand_synci_loop): New function.
10446 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
10447 (UNSPEC_RDHWR): Same.
10448 (UNSPEC_SYNCI): Same.
10449 (UNSPEC_SYNC): Same.
10450 (clear_cache): New expand.
10454 (clear_hazard): Same.
10455 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
10457 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
10458 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
10460 2007-07-10 Ian Lance Taylor <iant@google.com>
10462 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
10465 2007-07-10 David Daney <ddaney@avtrex.com>
10467 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
10468 * builtins.c (expand_builtin___clear_cache): New function.
10469 (expand_builtin): Call expand_builtin___clear_cache for
10470 BUILT_IN_CLEAR_CACHE case.
10471 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
10472 * doc/md.texi (clear_cache): Document new instruction pattern.
10473 * testsuite/gcc.dg/builtins-64.c: New test.
10475 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
10477 * config/cris/cris.md ("movsi"): Fix typo in last change.
10479 2007-07-09 Geoffrey Keating <geoffk@apple.com>
10482 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
10484 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
10485 * varasm.c (assemble_start_function): Honor DECL_ALIGN
10486 for FUNCTION_DECLs. Don't use align_functions_log if
10488 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
10489 even for FUNCTION_DECLs.
10490 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
10492 * tree.h (DECL_ALIGN): Update for new location of 'align'.
10493 (DECL_FUNCTION_CODE): Update for new location and name of
10495 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
10496 (struct tree_decl_common): Move 'align' and 'off_align' out
10497 of union, ensure they're still on a 32-bit boundary. Remove
10498 other fields in union 'u1'.
10499 (struct tree_function_decl): Add field 'function_code' replacing
10500 'u1.f' in tree_decl_common.
10501 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
10502 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
10503 (Variable Attributes): Cross-reference 'aligned' attribute
10504 to Function Attributes.
10505 * flags.h (force_align_functions_log): Delete.
10506 * toplev.c (force_align_functions_log): Delete.
10508 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
10511 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
10512 (*vec_concatv2di_rex): New insn pattern.
10514 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10517 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
10519 2007-07-10 Ian Lance Taylor <iant@google.com>
10521 Replace no_new_pseudos in backends.
10522 * rtl.h (can_create_pseudo_p): Define.
10523 * config/darwin.c (machopic_indirect_data_reference): Use
10524 can_create_pseudo_p () instead of no_new_pseudos.
10525 (machopic_indirect_data_reference): Likewise.
10526 (machopic_legitimize_pic_address): Likewise.
10527 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
10528 (alpha_emit_set_const_1): Likewise.
10529 (alpha_emit_set_const): Likewise.
10530 (alpha_emit_conditional_move): Likewise.
10531 (alpha_split_conditional_move): Likewise.
10532 * config/alpha/alpha.md (various splitters): Likewise.
10534 * config/arm/arm.c (legitimize_pic_address): Likewise.
10535 (arm_load_pic_register): Likewise.
10536 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
10537 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
10538 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
10539 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
10540 * config/cris/cris.md (movsi): Likewise.
10541 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
10542 (symGOTOFF2reg_hilo): Likewise.
10543 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
10544 * config/h8300/h8300.md (insv, extzv): Likewise.
10545 * config/i386/i386.c (ix86_expand_move): Likewise.
10546 (ix86_expand_vector_move): Likewise.
10547 (ix86_prepare_fp_compare_args): Likewise.
10548 (ix86_expand_carry_flag_compare): Likewise.
10549 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
10550 (tls_dynamic_gnu2_combine_32): Likewise.
10551 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
10552 * config/ia64/ia64.c (ia64_expand_move): Likewise.
10553 (ia64_expand_movxf_movrf): Likewise.
10554 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
10555 (m32c_split_move): Likewise.
10556 (m32c_expand_insv): Likewise.
10557 * config/m68k/m68k.md (movsi): Likewise.
10558 * config/mips/mips.c (mips_force_temporary): Likewise.
10559 (mips_split_symbol): Likewise.
10560 (mips_move_integer): Likewise.
10561 (mips_legitimize_const_move): Likewise.
10562 * config/mn10300/mn10300.md (movsi): Likewise.
10563 * config/pa/pa.c (emit_move_sequence): Likewise.
10564 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
10565 (rs6000_got_register): Likewise.
10566 (create_TOC_reference): Likewise.
10567 (rs6000_machopic_legitimize_pic_address): Likewise.
10568 * config/rs6000/rs6000.md (add<mode>3): Likewise.
10569 (various splitters): Likewise.
10570 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
10571 (movsi_got): Likewise.
10572 * config/s390/s390.c (emit_symbolic_move): Likewise.
10573 * config/s390/s390.md (movhi, movqi): Likewise.
10574 (load_multiple, store_multiple): Likewise.
10575 * config/score/score.c (score_force_temporary): Likewise.
10576 * config/sh/sh.c (prepare_move_operands): Likewise.
10577 (prepare_cbranch_operands): Likewise.
10578 (emit_fpu_switch): Likewise.
10579 (fpscr_set_from_mem): Likewise.
10580 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
10581 (adddi3, subsi3): Likewise.
10582 (various splitters): Likewise.
10583 (divsi_inv_fp_combine): Likewise.
10584 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
10585 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
10587 * config/sh/predicates.md (xor_operand): Likewise.
10588 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
10589 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
10590 (movdi_pic_label_ref): Likewise.
10591 * config/spu/spu.c (spu_split_immediate): Likewise.
10592 * config/alpha/alpha.md (various splitters): Remove test
10593 !no_new_pseudos || reload_completed.
10594 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
10596 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10597 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10598 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
10599 * config/score/score.c (th_output_mi_thunk): Likewise.
10600 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
10601 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10603 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
10605 PR rtl-optimization/32664
10606 * mode-switching.c (create_pre_exit): Skip barrier insns.
10608 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
10610 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
10611 force_gimple_operand_bsi.
10612 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
10613 rewrite_use_compare): Ditto.
10614 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
10616 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
10617 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
10618 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
10619 * tree-profile.c (prepare_instrumented_value,
10620 tree_gen_interval_profiler, tree_gen_pow2_profiler,
10621 tree_gen_one_value_profiler, tree_gen_ic_profiler,
10622 tree_gen_ic_func_profiler, tree_gen_average_profiler,
10623 tree_gen_ior_profiler): Ditto.
10624 * tree-ssa-reassoc.c (negate_value): Ditto.
10625 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
10626 Use force_gimple_operand_bsi.
10627 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
10628 * tree-if-conv.c (add_to_dst_predicate_list,
10629 find_phi_replacement_condition): Ditto.
10630 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
10631 Call mark_symbols_for_renaming for new statements.
10632 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
10634 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
10636 * cfghooks.c (remove_edge): New function.
10637 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
10639 * cfghooks.h (remove_edge): Declare.
10640 * cfg.c (remove_edge): Renamed to remove_edge_raw.
10641 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
10643 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
10645 * optabs.h: Added declaration for signbit_optab.
10646 * optabs.c: (init_optabs): Added initialization for signbit_optab.
10647 * genoptinit.c (optabs): Added entry for signbit insns.
10648 * builtins.c (expand_builtin_signbit): Added code to use a signbit
10649 insn, if available.
10650 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
10651 * config/s390/s390.md (signbit<mode>2): New expander.
10653 2007-07-09 Richard Guenther <rguenther@suse.de>
10655 PR middle-end/32698
10656 * fold-const.c (fold_plusminus_mult_expr): Move constant
10657 arguments second to allow decomposing.
10659 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
10662 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
10664 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
10665 Disregard DECL_FROM_INLINE.
10667 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
10670 * doc/invoke.texi: Add ftree-reassoc flag.
10671 * common.opt (ftree-reassoc): New flag.
10672 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
10673 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
10675 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
10677 PR tree-optimization/32681
10678 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
10679 saved in second_edge->aux when first_bb is a loop header.
10681 2007-07-09 Jan HUbicka <jh@suse.cz>
10683 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
10685 2007-07-09 Richard Guenther <rguenther@suse.de>
10687 * c-decl.c (start_function): Do not promote return type.
10689 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
10691 * function.c (do_warn_unused_parameter): Do not warn if
10692 TREE_NO_WARNING is set.
10694 2007-07-08 Andreas Schwab <schwab@suse.de>
10696 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
10698 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
10701 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
10703 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
10704 apply to assembly language, too.
10705 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
10707 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
10709 Revert (note the sccvn portions are *not* reverted)
10710 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
10712 Fix PR tree-optimization/23488
10714 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
10716 * tree-flow-inline.h (get_value_handle): Ditto.
10717 * tree-ssa-pre.c (decl_vh_map): New.
10718 (decl_node_pool): New.
10719 (can_value_number_operation): Support DECL_P.
10720 (can_PRE_operation): Ditto.
10721 (create_expression_by_pieces): Ditto.
10722 (find_existing_value_expr): Modify to differnetiate between
10723 addressing and top level.
10724 (create_value_handle_for_expr): Handle DECL's.
10725 (poolify_tree): Ditto.
10726 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
10727 (make_values_for_stmt): Handle DECL's properly.
10728 (init_pre): Reorg to not init useless things during FRE.
10730 * tree-flow.h: Include pointer-set.h.
10731 (decl_vh_map): Declare.
10732 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
10734 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
10736 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
10737 the constraint description.
10738 * doc/md.texi: Update documentation of AVR constraints.
10740 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
10742 * auto-inc-dec.c, config/arm/arm.c,
10743 config/m32r/constraints.md, config/mips/mips.md,
10744 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
10745 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
10746 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
10747 typos. Follow spelling conventions.
10748 * doc/invoke.texi, doc/rtl.texi: Fix typos.
10750 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
10751 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
10753 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
10754 realloc_vuse): Remove.
10755 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
10758 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
10760 Fix PR tree-optimization/23488
10762 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
10763 (try_to_simplify): Ditto.
10764 (visit_use): Ditto.
10765 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
10767 * tree-flow-inline.h (get_value_handle): Ditto.
10768 * tree-ssa-pre.c (decl_vh_map): New.
10769 (decl_node_pool): New.
10770 (can_value_number_operation): Support DECL_P.
10771 (can_PRE_operation): Ditto.
10772 (create_expression_by_pieces): Ditto.
10773 (find_existing_value_expr): Modify to differnetiate between
10774 addressing and top level.
10775 (create_value_handle_for_expr): Handle DECL's.
10776 (poolify_tree): Ditto.
10777 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
10778 (make_values_for_stmt): Handle DECL's properly.
10779 (init_pre): Reorg to not init useless things during FRE.
10781 * tree-flow.h: Include pointer-set.h.
10782 (decl_vh_map): Declare.
10783 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
10785 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
10787 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
10788 apply to assembly language, too.
10789 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
10791 2007-07-06 Ian Lance Taylor <iant@google.com>
10792 Zack Weinberg <zackw@panix.com>
10794 PR middle-end/32441
10795 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
10797 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10799 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
10800 (prefetch): Likewise if "pref" would be used.
10802 2007-07-06 Josh Conner <jconner@apple.com>
10804 PR middle-end/32602
10805 PR middle-end/32603
10806 * calls.c (store_one_arg): Handle arguments which are partially
10807 on the stack when detecting argument overlap.
10809 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
10811 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
10812 chosen during find_reloads.
10814 2007-07-06 Richard Guenther <rguenther@suse.de>
10816 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
10817 TYPE_ARG_TYPES for verification of argument types. Use
10818 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
10819 parameters as variable arguments.
10821 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
10823 * libgcc2.h (word_type): Type definition removed.
10824 (cmp_return_type, shift_count_type): Type definitions added.
10825 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
10826 replaced with shift_count_type.
10827 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
10829 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
10830 changed from word_type to Wtype.
10831 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
10832 replaced with shift_count_type.
10833 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
10835 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
10836 and libgcc_shift_count attribute added.
10837 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
10838 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
10839 (TARGET_INITIALIZER): New target hooks added.
10840 * targhooks.c (default_libgcc_cmp_return_mode,
10841 default_libgcc_shift_count_mode): Default implementations for the new
10842 target hooks added.
10843 * targhooks.h (default_libgcc_cmp_return_mode,
10844 default_libgcc_shift_count_mode): Function prototypes added.
10845 * target.h (struct gcc_target): Fields for the new target hooks added.
10846 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
10848 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
10851 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
10852 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
10854 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
10855 s390_libgcc_shift_count_mode): Functions added.
10856 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
10857 Target hooks defined.
10859 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10861 * config/mips/mips.c (compute_frame_size): Restore the original
10862 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
10863 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
10864 Document why the difference is needed.
10866 2007-07-06 Richard Guenther <rguenther@suse.de>
10868 * c-common.c (boolean_increment): Use correctly typed
10871 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10873 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
10874 the topmost argument register is not also included in the save mask.
10875 (mips16e_collect_argument_save_p): Take a pointer to the argument
10876 register, rather than a pointer to the number of arguments.
10877 (mips16e_collect_argument_saves): Only include argument saves
10878 that aren't in the register mask.
10880 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
10882 PR rtl-optimization/32450
10883 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
10884 to ensure that instructions are not moved into the prologue when
10885 profiling is on. Remove unused prologue_end variable.
10886 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
10887 as a scheduling barrier.
10889 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
10892 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
10893 Disregard DECL_FROM_INLINE.
10895 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
10897 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
10898 IORing with a constant.
10900 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
10902 PR rtl-optimization/32475
10903 * df-scan.c (df_def_record_1): Add a use of the stack pointer
10904 for every definition of the stack pointer.
10906 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
10908 * arm.c (vfp3_const_double_index): Copy signed results of
10909 REAL_VALUE_TO_INT into unsigned vars.
10911 2007-07-05 Richard Guenther <rguenther@suse.de>
10913 PR middle-end/32639
10914 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
10916 * tree-ssa.c (useless_type_conversion_p): Check canonical
10919 2007-07-05 Anatoly Sokolov <aesok@post.ru>
10921 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
10922 zero_extendhisi2): Change to define_insn_and_split.
10923 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
10925 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
10927 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
10928 pass_match_asm_constraints): New.
10929 * passes.c (init_optimization_passes): Add new pass.
10930 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
10931 * function.h (struct function): Add has_asm_statement bit.
10932 (current_function_has_asm_statement): New.
10933 * tree-pass.h (pass_match_asm_constraints): New.
10935 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
10937 * config/mips/mips.c (mips_file_start): Avoid declaration
10940 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10942 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
10944 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
10946 * rtl.def (NOTE): Change print format string to print
10947 operand 5 as a note insn name.
10949 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10950 David Ung <davidu@mips.com>
10952 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
10953 * doc/invoke.texi: (MIPS Options): Document them.
10955 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10956 David Ung <davidu@mips.com>
10958 Add support for SmartMIPS ASE.
10960 * optabs.c (expand_binop_directly): New, broken out from...
10961 (expand_binop): Here. Make it try rotating in the other
10962 direction even when the second operand isn't constant.
10963 * config/mips/mips.md (*lwxs): New.
10964 * config/mips/mips.opt (msmartmips): New.
10965 * config/mips/mips.c (mips_lwxs_address_p): New.
10966 (mips_rtx_costs): Make it recognize scaled indexed addressing.
10967 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
10968 __mips_smartmips when compiling for TARGET_SMARTMIPS.
10969 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
10970 (ISA_HAS_LWXS): New.
10971 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
10972 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
10973 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
10974 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
10975 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
10976 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
10977 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
10979 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
10981 * tree-vectorizer.c (new_loop_vec_info): Initialize
10982 LOOP_VINFO_COST_MODEL_MIN_ITERS.
10983 * tree-vectorizer.h (_loop_vec_info): Added new filed
10984 min_profitable_iters.
10985 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
10986 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
10987 * tree-vect-analyze.c (vect_analyze_operations): Set
10988 LOOP_VINFO_COST_MODEL_MIN_ITERS.
10989 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
10990 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
10991 Fix calculation of peel_iters_prologue. Move consideration of epilogue
10992 and prologue cost to after they are computed.
10993 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
10994 TARG_VEC_STMT_COST.
10995 (vect_model_simple_cost): Takes additional argument dt. Consider cost
10996 of creating vectors from scalars according to dt.
10997 (vect_model_store_cost): Likewise.
10998 (vectorizable_call): Use dt array instead of scalar dt. Call
10999 vect_model_simple_cost with additional argument dt.
11000 (vectorizable_assignment): Likewise.
11001 (vectorizable_operation): Likewise.
11002 (vectorizable_type_demotion): Likewise.
11003 (vectorizable_type_promotion): Likewise.
11004 (vectorizable_store): Use dt array instead of scalar dt. Call
11005 vect_model_store_cost with additional argument dt.
11006 (vect_do_peeling_for_loop_bound): Don't call
11007 vect_estimate_min_profitable_iters. Instead, lookup
11008 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
11009 "may not be profitable".
11011 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
11014 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
11015 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
11016 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
11017 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
11019 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
11021 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
11022 addressing modes cheaper.
11024 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
11026 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
11027 (dw_ranges_struct): Rename block_num to num. Adjust.
11028 (dw_ranges_by_label_struct): New.
11029 (ranges_by_label, ranges_by_label_allocated,
11030 ranges_by_label_in_use): New variables.
11031 (add_ranges_num): Factored most of the code out of...
11032 (add_ranges): ... this one. Rewrite in terms of the former.
11033 (add_ranges_by_labels): New.
11034 (output_ranges): Output by-label ranges.
11035 (dwarf2out_finish): Output range for multiple-section
11036 compile_unit. Output standard DW_AT_low_pc in addition to
11037 unexpected DW_AT_entry_pc.
11039 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
11041 PR tree-optimization/32604
11042 PR tree-optimization/32606
11044 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
11045 (compute_antic_safe): Removed.
11046 (ANTIC_SAFE_LOADS): Ditto.
11047 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
11048 (execute_pre): Don't call compute_antic_safe.
11049 (vuse_equiv): New function.
11050 (make_values_for_stmt): Use it
11051 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
11054 2007-07-04 Anatoly Sokolov <aesok@post.ru>
11057 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
11058 rather than a decl.
11059 (avr_attribute_table): Make "naked" attribute apply to function types
11060 rather than to decls.
11061 (avr_handle_fntype_attribute): New function.
11063 2007-07-04 Joseph Myers <joseph@codesourcery.com>
11065 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
11068 2007-07-04 David Ung <davidu@mips.com>
11069 Joseph Myers <joseph@codesourcery.com>
11071 * config/mips/mips.md (type): Add logical, signext and move.
11072 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
11073 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
11074 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
11075 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
11076 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
11077 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
11078 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
11079 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
11080 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
11081 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
11082 movv2sf_hardfloat_64bit): Use the new types.
11083 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
11084 *movdf_softfloat, *movdf_mips16): Use "multi".
11085 (extendqihi2): Replace with a define_expand.
11086 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
11087 Based on extend<SHORT:mode><GPR:mode>2 patterns.
11088 * config/mips/74k.md (r74k_int_logical): New reservation and
11090 (r74k_int_arith): Remove "slt".
11091 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
11092 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
11093 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
11094 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
11095 reservations for "arith".
11097 2007-07-04 Richard Guenther <rguenther@suse.de>
11099 * tree-ssa.c (useless_type_conversion_p): Add handling for
11100 scalar float and vector types. Only call the types_compatible_p
11101 langhook for aggregate types as last resort. Follow the
11104 2007-07-04 Richard Guenther <rguenther@suse.de>
11106 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
11107 the same as NOP_EXPR.
11109 2007-07-04 Nick Clifton <nickc@redhat.com>
11111 * target.h (struct gcc_target): Add target_help field.
11112 * target-def.h (TARGET_HELP): New.
11113 (TARGET_INITIALIZER): Use TARGET_HELP.
11114 * opts.c (command_handle_option): Invoke target_help function, if
11115 defined, when the user has specified --target-help on the command
11117 * doc/invoke.texi: Mention that --target-help might print
11118 additional information.
11119 * doc/tm.texi: Document TARGET_HELP hook.
11121 * arm.c (TARGET_HELP): Override default definition.
11122 (arm_target_help): New - display a wrapped list of cores and
11123 architectures supported.
11125 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
11127 * config/v850/v850.c (expand_prologue): Make sure
11128 GEN_INT() argument is sign extended rather than zero extended.
11129 (expand_epilogue): Likewise.
11130 (output_move_double): Delete.
11131 * config/v850/v850-protos.h (output_move_double): Delete.
11132 * config/v850/v850.md (movdi): Delete.
11133 (*movdi_internal): Delete.
11135 (*movdf_internal): Delete.
11137 2007-07-04 Richard Sandiford <richard@codesourcery.com>
11139 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
11140 unless compiling RTP PIC.
11142 2007-07-04 Richard Guenther <rguenther@suse.de>
11144 PR tree-optimization/32482
11145 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
11146 original ssa name if we didn't find a shift expression.
11147 Fix shift constant for bit zero test.
11149 2007-07-04 Richard Sandiford <richard@codesourcery.com>
11151 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
11153 2007-07-04 Richard Sandiford <richard@codesourcery.com>
11155 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
11156 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
11157 * config/arm/vxworks.h (ASM_SPEC): Delete.
11158 (SUBTARGET_EXTRA_ASM_SPEC): Define.
11160 2007-07-04 Sebastian Pop <sebpop@gmail.com>
11162 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
11163 (DDR_REVERSED_P): New.
11164 * tree-data-ref.c (initialize_data_dependence_relation,
11165 build_classic_dist_vector): Set DDR_REVERSED_P.
11167 2007-07-04 Sebastian Pop <sebpop@gmail.com>
11169 PR middle-end/32457
11170 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
11171 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
11172 init_omega_for_ddr_1): Use non conservative number of iterations
11174 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
11175 (analyze_siv_subscript): Remove FIXME and reinitialization of
11176 last_conflicts to chrec_dont_know.
11177 * testsuite/gfortran.dg/vect/pr32457.f90: New.
11179 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
11181 * tree.c (maybe_canonicalize_argtypes): Improve description.
11183 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
11185 * tree.c (maybe_canonicalize_argtypes): New.
11186 (build_function_type): Set canonical type.
11187 (build_method_type_directly): Ditto.
11188 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
11191 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11193 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
11195 (rewrite_use_nonlinear_expr): Likewise.
11197 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
11199 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
11201 2007-07-04 Ben Elliston <bje@au.ibm.com>
11203 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
11206 * c-objc-common.c (c_types_compatible_p): Fix indentation.
11208 * doc/tm.texi (Run-time Target): Capitalise "CPU".
11209 (Exception Handling): Likewise.
11211 2007-07-03 Jan Hubicka <jh@suse.cz>
11213 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
11215 2007-07-03 Eric Christopher <echristo@apple.com>
11217 * doc/cppopts.texi: Add conflicting option note to -dM.
11218 * doc/invoke.texi: Add note about possible conflicts with
11219 -E for -dCHARS and note that -dM will not produce
11220 any results if there is no machine dependent reorg.
11222 2007-07-03 Geoffrey Keating <geoffk@apple.com>
11224 * tree.h (DECL_ALIGN): Back out previous change.
11226 2007-07-03 Joseph Myers <joseph@codesourcery.com>
11228 * configure.ac: Test for .dtprelword support on MIPS.
11229 * configure, config.in: Regenerate.
11230 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
11231 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
11233 2007-07-03 Julian Brown <julian@codesourcery.com>
11235 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
11236 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
11237 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
11238 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
11240 (all_fpus): Add FPUTYPE_VFP3.
11241 (fp_model_for_fpu): Add VFPv3 field.
11242 (arm_rtx_costs_1): Give cost to VFPv3 constants.
11243 (vfp3_const_double_index): New function. Return integer index of
11244 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
11246 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
11247 and argument represents a valid RTX for a VFPv3 constant.
11248 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
11250 (vfp_emit_fstmd): Similar, for fstmd.
11251 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
11252 constants, represented as integer indices.
11253 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
11254 VFP_REGNO_OK_FOR_DOUBLE macros.
11255 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
11256 (arm_file_start): Set float-abi attribute for VFPv3, and output
11257 correct ".fpu" assembler directive.
11258 (arm_dbx_register_numbering): Add FIXME.
11259 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
11260 (fputype): Add FPUTYPE_VFP3.
11261 (FIXED_REGISTERS): Add 32 registers for D16-D31.
11262 (CALL_USED_REGISTERS): Likewise.
11263 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
11264 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
11265 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
11266 (D7_VFP_REGNUM): New.
11267 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
11268 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
11269 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
11270 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
11271 (REG_ALLOC_ORDER): Adjust for VFPv3.
11272 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
11273 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
11274 VFP_LO_REGS, VFP_HI_REGS.
11275 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
11276 (IS_VFP_CLASS): Define macro.
11277 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
11279 (REGISTER_MOVE_COST): Likewise.
11280 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
11281 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
11282 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
11283 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
11284 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
11285 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
11286 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
11287 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
11288 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
11289 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
11290 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
11291 where appropriate for single-word registers.
11292 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
11293 As above. Fix type attributes.
11294 * config/arm/constraints.md (register_contraint "t"): Define.
11295 (register_constraint "w"): Change to D0-D15, or D0-D31 for
11297 (register_constraint "x"): Define.
11298 (constraint "Dv"): Define.
11300 2007-07-03 Geoffrey Keating <geoffk@apple.com>
11302 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
11304 2007-07-03 Tom Tromey <tromey@redhat.com>
11306 * c-parser.c (objc_pq_context): Removed.
11307 (objc_need_raw_identifier): Likewise.
11308 (c_parser) <objc_pq_context>: New field.
11309 <objc_need_raw_identifier>: Likewise.
11310 (OBJC_NEED_RAW_IDENTIFIER): Removed.
11311 (c_lex_one_token): Update.
11312 (c_parser_objc_protocol_definition): Update.
11313 (c_parser_objc_method_definition): Update.
11314 (c_parser_objc_methodproto): Update.
11315 (c_parser_declspecs): Update.
11317 2007-07-03 David Ung <davidu@mips.com>
11319 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
11321 2007-07-03 David Ung <davidu@mips.com>
11322 Richard Sandiford <richard@codesourcery.com>
11324 * doc/invoke.texi: Document -march=74kf3_2.
11325 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
11326 (TUNE_74K): Check for it.
11327 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
11328 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
11329 * config/mips/mips.md (cpu): Add 74kf3_2.
11330 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
11331 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
11332 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
11333 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
11334 74kf3_2 to the CPU list.
11335 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
11336 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
11337 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
11338 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
11339 (r74kf3_2_fxfer_from_c1): New insn reservations.
11341 2007-07-03 Richard Sandiford <richard@codesourcery.com>
11342 David Ung <davidu@mips.com>
11344 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
11345 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
11346 and 74k[fx]. Document aliases for the new options.
11347 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
11348 (PROCESSOR_24KF2_1): ...this.
11349 (PROCESSOR_24KX): Rename to...
11350 (PROCESSOR_24KF1_1): ...this.
11351 (PROCESSOR_74KF): Rename to...
11352 (PROCESSOR_74KF2_1): ...this.
11353 (PROCESSOR_74KX): Rename to...
11354 (PROCESSOR_74KF1_1): ...this.
11355 (TUNE_74K): Update PROCESSOR_* names.
11356 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
11357 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
11358 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
11359 (mips_rtx_cost_data): Update processor names in comments.
11360 (mips_issue_rate): Update PROCESSOR_* names.
11361 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
11362 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
11363 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
11364 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
11365 Update cpu attribute names.
11366 (r24k_fpu_iss): Rename this reservation to...
11367 (r24kf2_1_fpu_iss): ...this and update all uses.
11368 (r24kx_fpu_iss): Rename this reservation to...
11369 (r24kf1_1_fpu_iss): ...this and update all uses.
11370 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
11371 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
11372 Update cpu attribute names.
11374 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
11376 * config/m32r/constraints.md: New file.
11377 * config/m32r/m32r.c: Include tm-constrs.h.
11378 (small_data_operand): Use satisfies_constraint_* instead of macro.
11379 (addr24_operand, gen_compare): Likewise.
11380 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
11381 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
11382 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11383 EXTRA_CONSTRAINT): Likewise.
11384 * config/m32r/m32r.md: Include constraints.md.
11385 (*movsi_insn): Use satisfies_constraint_* instead of macro.
11386 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
11387 * config/m32r/predicates.md (conditional_move_operand): Likewise.
11388 (two_insn_const_operand, int8_operand, uint16_operand,
11389 reg_or_int16_operand, reg_or_uint16_operand,
11390 reg_or_cmp_int16_operand, cmp_int16_operand,
11391 seth_add3_operand): Likewise.
11393 2007-07-03 Eric Christopher <echristo@gmail.com>
11395 * libgcc2.h: Conditionally declare __bswapsi2 and
11398 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
11400 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
11403 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11406 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
11407 (__gthrw_pragma): Provide default definition.
11408 (__gthrw2): Use it.
11409 * gthr-posix.c (__gthrw_pragma): Define.
11411 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
11413 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
11414 before declaring inequality.
11416 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
11418 * combine.c (recog_for_combine): Log the success or failure of
11419 matching new insn patterns against the machine description in
11422 2007-07-03 Revital Eres <eres@il.ibm.com>
11424 * ddg.c (print_sccs): New function.
11425 (check_sccs): New function.
11426 (create_ddg_all_sccs): Use it.
11427 * ddg.h (print_sccs): Declare.
11428 * modulo-sched.c (sms_order_nodes): Call print_sccs.
11430 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
11432 * targhooks.h (default_mode_for_suffix): New function declaration.
11433 * targhooks.c (default_mode_for_suffix): New default target hook.
11434 * target.h (struct c): New structure in the targetm struct.
11435 (mode_for_suffix): New target hook as part of struct c.
11436 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
11437 default_mode_for_suffix.
11438 (TARGET_C): New define.
11439 * c-lex.c: Include "target.h".
11440 (interpret_float): Use targetm.c.mode_for_suffix to determine
11441 the mode for a given non-standard suffix.
11442 Makefile.in (c-lex.o): Depend on $(TARGET_H).
11444 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
11445 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
11447 * doc/extend.texi (Floating Types): New node. Document __float80 and
11448 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
11450 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
11453 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
11454 predicate instead of target_operand.
11455 (divsi3_i1_media, divsi3_media_2): Likewise.
11457 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
11459 * tree.h (alias_sets_might_conflict_p): Rename into
11460 alias_sets_must_conflict_p.
11461 * alias.c (alias_sets_might_conflict_p): Likewise.
11462 (alias_sets_conflict_p): Use it.
11463 (objects_must_conflict_p): Likewise.
11464 * c-common.c (strict_aliasing_warning): Adjust.
11466 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
11468 * rtlhooks.c (gen_lowpart_if_possible): Check for
11469 invalid subreg before calling gen_lowpart_SUBREG.
11471 2007-07-02 Geoffrey Keating <geoffk@apple.com>
11473 * config/darwin9.h: Add copyright notice.
11474 (LINK_COMMAND_SPEC): Add comment.
11475 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
11476 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
11477 DARWIN_LIBSYSTEM_HAS_UNWIND.
11479 2007-07-02 Jakub Jelinek <jakub@redhat.com>
11482 * omp-low.c (check_combined_parallel): New function.
11483 (lower_omp_parallel): Call it via walk_stmts, set
11484 OMP_PARALLEL_COMBINED if appropriate.
11485 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
11486 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
11487 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
11488 don't consider it as combined parallel.
11490 2007-07-02 Richard Sandiford <richard@codesourcery.com>
11492 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11493 (gcc_tooldir): Likewise.
11494 * configure: Regenerate.
11495 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11496 old configure.ac gcc_tooldir setting.
11497 (prefix_to_exec_prefix): New variable.
11498 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11499 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11501 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
11503 Fix PR tree-optimization/32583
11504 Fix PR tree-optimization/32584
11505 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
11506 (phi_translate_set): Use phi_translate directly now.
11507 (make_values_for_stmt): Don't value number RHS if we already know
11510 2007-07-02 Steve Ellcey <sje@cup.hp.com>
11511 Jim Wilson <wilson@specifix.com>
11514 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
11517 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
11518 Richard Sandiford <richard@codesourcery.com>
11519 Nigel Stephens <nigel@mips.com>
11521 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
11522 (mips16e_output_save_restore): Declare.
11523 (mips16e_save_restore_pattern_p): Likewise.
11524 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
11525 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
11526 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
11527 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
11528 (BITSET_P): New global macro, extracted from...
11529 (mips_for_each_saved_reg): ...here.
11530 (mips16e_save_restore_info): New struct.
11531 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
11532 (mips16e_save_restore_regs): New variable.
11533 (mips_split_plus, mips16e_find_first_register): New functions.
11534 (mips16e_mask_registers): New function.
11535 (compute_frame_size): Expand the commentary before the function.
11536 Enforce the MIPS16e save and restore register range restrictions.
11537 Pad the general register save area at the low end.
11538 (mips16e_save_restore_reg, mips16e_build_save_restore)
11539 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
11540 (mips16e_output_save_restore, mips16e_collect_propagate_value)
11541 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
11543 (mips_expand_prologue, mips_expand_epilogue): Handle
11544 GENERATE_MIPS16E_SAVE_RESTORE.
11545 * config/mips/mips.md (*mips16e_save_restore): New pattern.
11547 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
11549 PR tree-optimization/31966
11550 PR tree-optimization/32533
11551 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
11552 "basic_block" description as its third argument. Update function
11553 calls to get destination bb from "edge" argument. Save "cond" into
11554 aux field of the edge. Update prototype for changed arguments.
11555 (if_convertible_loop_p): Clear aux field of incoming edges if bb
11557 (find_phi_replacement_condition): Operate on incoming edges, not
11558 on predecessor blocks. If there is a condition saved in the
11559 incoming edge aux field, AND it with incoming bb predicate.
11560 Return source bb of the first edge.
11561 (clean_predicate_lists): Clean aux field of outgoing node edges.
11562 (tree_if_conversion): Do not initialize cond variable. Move
11563 variable declaration into the loop.
11564 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
11565 initializations of new_stmt, arg0 and arg1 variables.
11567 2007-07-02 Jakub Jelinek <jakub@redhat.com>
11569 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
11570 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
11572 2007-07-02 Richard Guenther <rguenther@suse.de>
11574 * tree-ssa.c (useless_type_conversion_p): Document
11575 future intent as defining the middle-end type system.
11576 Re-structure to call langhook last, group by type class,
11577 mark questionable parts.
11579 2007-07-02 Richard Guenther <rguenther@suse.de>
11581 * tree-flow.h (types_compatible_p): Declare.
11582 * tree-ssa.c (types_compatible_p): New function.
11583 * ipa-type-escape.c (discover_unique_type): Use
11584 types_compatible_p instead of lang_hooks.types_compatible_p.
11585 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
11586 * tree-vn.c (expressions_equal_p): Likewise.
11587 * tree.c (fields_compatible_p): Likewise.
11588 * tree-ssa-dom.c (avail_expr_eq): Likewise.
11589 (cprop_operand): Use useless_type_conversion_p instead of
11590 lang_hooks.types_compatible_p.
11591 * tree-inline.c (setup_one_parameter): Likewise.
11592 (declare_return_variable): Likewise.
11593 * tree-nrv.c (tree_nrv): Likewise.
11594 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
11595 (maybe_fold_offset_to_component_ref): Likewise.
11596 (maybe_fold_offset_to_reference): Likewise.
11597 * tree-ssa-copy.c (may_propagate_copy): Likewise.
11598 (merge_alias_info): Likewise.
11599 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
11600 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
11601 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
11602 * tree-tailcall.c (find_tail_calls): Likewise.
11603 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
11604 * gimplify.c (canonicalize_addr_expr): Likewise.
11605 (fold_indirect_ref_rhs): Likewise.
11606 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
11607 (cpt_same_type): Likewise.
11608 (check_pointer_types_r): Swap parameters to cpt_same_type
11610 * fold-const.c (fold_convert): Revert fix for PR15988.
11611 * tree-inline.c (setup_one_parameter): Instead fix it here by
11612 using fold_build1 instead of fold_convert and checking for
11613 error_mark_node. Convert only if the conversion is necessary.
11615 2007-07-02 Joseph Myers <joseph@codesourcery.com>
11617 * configure.ac: Check for .gnu_attribute on Power.
11618 * configure: Regenerate.
11619 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
11620 attribute for floating-point ABI.
11622 2007-07-02 Ira Rosen <irar@il.ibm.com>
11624 PR tree-optimization/32230
11625 PR tree-optimization/32477
11626 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
11627 address is a constant.
11629 2007-07-02 Richard Sandiford <richard@codesourcery.com>
11631 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
11632 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
11633 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
11634 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
11635 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
11636 64-bit targets. Add support for *-elfoabi*.
11637 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
11638 different settings if $(tm_defines) does not select the EABI.
11639 (MULTILIB_EXCLUSIONS): Define in those circumstances.
11640 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
11641 (MIPS_ARCH_OPTION_SPEC): Likewise.
11642 (MIPS_ISA_LEVEL_SPEC): Likewise.
11643 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
11644 * config/mips/elfoabi.h: New file.
11646 2007-07-02 Richard Guenther <rguenther@suse.de>
11648 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
11649 (useless_type_conversion_p): ... this.
11650 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
11651 (useless_type_conversion_p): ... this.
11652 * builtins.c (fold_builtin_memory_op): Rename
11653 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
11654 * tree-cfg.c (verify_expr): Likewise.
11655 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
11656 * tree-ssa-ccp.c (ccp_fold): Likewise.
11657 * tree-ssa-copy.c (may_propagate_copy): Likewise.
11658 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
11659 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
11660 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
11661 * tree-ssa-pre.c (eliminate): Likewise.
11662 * tree-ssa.c (delete_tree_ssa): Likewise.
11663 (tree_ssa_useless_type_conversion): Likewise.
11664 * tree.c (build2_stat): Likewise.
11666 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
11668 Fix PR tree-optimization/32571
11669 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
11672 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
11674 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
11675 and other expected operations explicitly, change default to
11678 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11680 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
11682 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
11683 (tls_load_dot_plus_eight): Move the label number into the unspec.
11684 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
11686 2007-07-01 Andreas Schwab <schwab@suse.de>
11688 * dwarf2out.c (initial_return_save): Define only if used.
11690 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
11692 Unreverting Richard's Revert of:
11694 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11696 * dce.c (deletable_insn_p_1): New function, split out from...
11697 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11698 specially, not those inside PARALLELs. Remove BODY argument
11699 and adjust recursive call accordingly.
11700 (prescan_insns_for_dce): Update call to delete_insn_p.
11702 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
11703 Revital Eres <eres@il.ibm.com>
11705 * ddg.c (create_ddg_all_sccs): Fix missed
11706 initialization of scc_nodes.
11708 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
11710 PR middle-end/32559
11711 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
11712 X + ~X to 1 only for INTEGRAL_TYPE_P type.
11714 2007-06-30 Joseph Myers <joseph@codesourcery.com>
11716 * configure.ac: Check for .gnu_attribute on MIPS.
11717 * configure, config.in: Regenerate.
11718 * config/mips/mips.c (mips_file_start): If supported, output
11719 attribute for floating-point ABI.
11721 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
11724 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
11725 (ffs_cmove): New expander to expand using ctz pattern.
11726 (*ffs_cmove): Remove pattern.
11727 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
11728 (ffsdi2): Expand using ctz pattern.
11729 (*ffs_rex64): Remove pattern.
11731 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11733 PR rtl-optimization/32296
11734 * pa.md (return): Delete pattern.
11735 (return_internal): Remove "(const_int 1)" from pattern.
11736 (epilogue): Use return_internal pattern for trivial returns.
11737 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
11738 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
11740 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
11742 * tree-ssa-pre.c (is_exception_related): New function
11743 (can_value_number_operation): Use it.
11745 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
11747 Fix PR tree-optimization/32540
11748 Fix PR tree-optimization/31651
11750 * tree-ssa-sccvn.c: New file.
11752 * tree-ssa-sccvn.h: Ditto.
11754 * tree-vn.c: Include tree-ssa-sccvn.h
11755 (val_expr_paid_d): Removed.
11756 (value_table): Ditto.
11757 (vn_compute): Ditto.
11758 (val_expr_pair_hash): Ditto.
11759 (val_expr_pair_expr_eq): Ditto.
11760 (copy_vuses_from_stmt): Ditto.
11761 (vn_delete): Ditto.
11763 (shared_vuses_from_stmt): Ditto.
11764 (print_creation_to_file): Moved up.
11765 (sort_vuses): Ditto.
11766 (sort_vuses_heap): Ditto.
11767 (set_value_handle): Make non-static.
11768 (make_value_handle): Ditto.
11769 (vn_add): Rewritten to use sccvn lookups.
11770 (vn_add_with_vuses): Ditto.
11771 (vn_lookup): Ditto (and second argument removed).
11772 (vn_lookup_with_vuses): Ditto.
11773 (vn_lookup_or_add): Ditto (and second argument removed);
11774 (vn_lookup_or_add_with_vuses): Ditto.
11775 (vn_lookup_with_stmt): New.
11776 (vn_lookup_or_add_with_stmt): Ditto.
11777 (create_value_handle_for_expr): Ditto.
11779 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
11780 (seen_during_translate): New function.
11781 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
11782 (phi_trans_add): Ditto.
11783 (constant_expr_p): FIELD_DECL is always constant.
11784 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
11785 Use constant_expr_p.
11786 Avoid infinite recursion on mutually valued expressions.
11787 Change callers of vn_lookup_or_add.
11788 (phi_translate): New function.
11789 (compute_antic_safe): Allow phi nodes.
11790 (create_component_ref_by_pieces): Update for FIELD_DECL change.
11791 (find_or_generate_expression): Rewrite slightly.
11792 (create_expression_by_pieces): Updated for vn_lookup_or_add
11794 Update VN_INFO for new names.
11795 (insert_into_preds_of_block): Update for new names.
11796 (add_to_exp_gen): New function.
11797 (add_to_sets): Use vn_lookup_or_add_with_stmt.
11798 (find_existing_value_expr): Rewrite to changed vn_lookup.
11799 (create_value_expr_from): Ditto, and use add_to_exp_gen.
11800 (try_look_through_load): Removed.
11801 (try_combine_conversion): Ditto.
11802 (get_sccvn_value): New function.
11803 (make_values_for_phi): Ditto.
11804 (make_values_for_stmt): Ditto.
11805 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
11807 (init_pre): Update for SCCVN changes.
11809 (execute_pre): Ditto.
11811 * tree-flow.h (make_value_handle): Declare.
11812 (set_value_handle): Ditto.
11813 (sort_vuses_heap): Ditto.
11814 (vn_lookup_or_add_with_stmt): Ditto.
11815 (vn_lookup_with_stmt): Ditto.
11816 (vn_compute): Remove.
11818 (vn_delete): Ditto.
11819 (vn_lookup): Update arguments.
11821 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
11822 (tree-vn.o): Ditto.
11823 (tree-ssa-sccvn.o): New.
11824 (OBJS-common): Add tree-ssa-sccvn.o
11826 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11829 * c-typeck.c (build_external_ref): Don't mark as used if called
11831 * calls.c (rtx_for_function_call): Likewise.
11833 2007-06-30 Richard Sandiford <richard@codesourcery.com>
11837 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11839 * dce.c (deletable_insn_p_1): New function, split out from...
11840 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11841 specially, not those inside PARALLELs. Remove BODY argument
11842 and adjust recursive call accordingly.
11843 (prescan_insns_for_dce): Update call to delete_insn_p.
11845 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
11847 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
11848 (try_combine): Move potential calls to undo_all() so they happen
11849 before we commit to using the combined insns.
11851 2006-06-30 Jan Hubicka <jh@suse.cz>
11853 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
11856 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
11858 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
11859 (cgraph_remove_unreachable_nodes): Likewise.
11860 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
11861 * ipa-inline.c (update_caller_keys): Cast according to the coding
11863 (cgraph_decide_recursive_inlining): Likewise.
11864 (cgraph_decide_inlining_of_small_function): Likewise.
11865 (try_inline): Likewise.
11866 (cgraph_decide_inlining_incrementally): Likewise.
11867 * ipa-pure-const.c (get_function_state): Likewise.
11868 (scan_function): Likewise.
11869 (analyze_function): Likewise.
11870 (static_execute): Likewise.
11871 * ipa-reference.c (scan_for_static_refs): Likewise.
11872 (merge_callee_local_info): Likewise.
11873 (analyze_function): Use type safe memory macros.
11874 (static_execute): Likewise. Cast according to the coding conventions.
11875 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
11877 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
11879 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
11880 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
11883 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
11885 PR middle-end/30024
11886 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
11887 for complex modes (both int and real).
11889 2007-06-29 Jan Hubicka <jh@suse.cz>
11891 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
11893 2007-06-29 Jan Hubicka <jh@suse.cz>
11895 PR middle-end/32372
11896 * cse.c (cse_insn): Avoid invalid sharing in between register note and
11899 2007-06-29 Anatoly Sokolov <aesok@post.ru>
11902 * config/avr/avr.c: Include dataflow header file.
11903 (expand_prologue): Adjust for prologue insn change.
11904 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
11907 2007-06-29 Richard Guenther <rguenther@suse.de>
11909 PR middle-end/32493
11910 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
11911 during type verification.
11913 2007-06-29 Jan Hubicka <jh@suse.cz>
11915 * recog.c (validate_change_rtx_1): Unshare TO argument.
11917 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
11919 PR tree-optimization/24659
11920 * tree-vect-transform.c (vectorizable_call): Handle
11921 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
11923 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
11924 * config/i386/i386.c (enum ix86_builtins)
11925 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
11926 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
11928 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
11929 const using def_builtin_const.
11930 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
11931 input operands in the same modes as the result.
11932 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
11934 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
11936 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
11937 (df_set_dead_notes_for_mw): Likewise.
11939 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
11941 * c-common.c (pointer_int_sum): Do the negation in sizetype.
11943 2007-06-28 DJ Delorie <dj@redhat.com>
11945 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
11947 2007-06-28 Geoffrey Keating <geoffk@apple.com>
11949 * doc/invoke.texi (C++ Dialect Options): Document
11950 fvisibility-ms-compat.
11951 * c.opt (fvisibility-ms-compat): New.
11953 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11956 * tree-affine.c (aff_combination_add_elt): Handle
11957 pointer addition specially.
11959 2007-06-28 Jakub Jelinek <jakub@redhat.com>
11961 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
11962 decl is non-external for AIX ABI.
11964 2007-06-28 David Edelsohn <edelsohn@gnu.org>
11966 * config/rs6000/predicates.md (current_file_function_operand):
11967 Ensure the symbol is non-external for AIX ABI.
11969 2007-06-28 Nick Clifton <nickc@redhat.com>
11971 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
11972 (fdce, fdse, fpredictive-commoning): Likewise.
11974 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11977 * gcc.c (process_command): Recognize the new -static-libgfortran
11980 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
11983 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
11984 Use a call clobbered hard reg instead of a pseudo reg.
11986 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
11988 * config/sh/sh.md (load_gbr): Use correct operand constraint.
11990 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
11993 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
11994 REG_LIBCALL and REG_RETVAL notes.
11995 (divsi3, mulsi3): Likewise.
11996 (mulhisi3): Likewise. Use emit_libcall_block.
11997 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
11999 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
12001 PR rtl-optimization/32481
12002 * combine.c (adjust_for_new_dest): Rescan the changed insn.
12004 2007-06-27 Richard Sandiford <richard@codesourcery.com>
12006 * dce.c (deletable_insn_p_1): New function, split out from...
12007 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
12008 specially, not those inside PARALLELs. Remove BODY argument
12009 and adjust recursive call accordingly.
12010 (prescan_insns_for_dce): Update call to delete_insn_p.
12012 2007-06-27 Richard Guenther <rguenther@suse.de>
12014 PR middle-end/32492
12015 * tree.h (fold_convertible_p): Declare.
12016 * fold-const.c (fold_convertible_p): New function.
12017 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
12018 instead of lang_hooks.types_compatible_p.
12020 2007-06-26 Jan Hubicka <jh@suse.cz>
12022 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
12023 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
12024 early use validate_unshare_change.
12025 (reload_combine): Likewise.
12026 * recog.c (change_t): New field unshare.
12027 (validate_change_1): Rename from validate_change; add argument unshare.
12028 (validate_change): Turn into wrapper of validate_change_1; update
12029 prototype for bools.
12030 (validate_unshare_change): New.
12031 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
12032 calls of df_insn_rescan.
12033 * recog.h (validate_change): Replace ints by bools.
12034 (validate_unshare_change): Declare.
12036 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
12038 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
12040 2007-06-26 Steve Ellcey <sje@cup.hp.com>
12042 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
12044 2007-06-25 Jan Hubicka <jh@suse.cz>
12046 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
12048 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
12049 cgraph_decide_inlining_incrementally): Move uninlinability checks to
12050 places other call site specific checks are performed.
12052 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12055 * tree-vect-transform.c (vectorizable_operation): Convert
12056 POINTER_PLUS_EXPR over to PLUS_EXPR.
12058 2007-06-25 Chao-ying Fu <fu@mips.com>
12060 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
12061 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
12062 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
12063 Document GET_MODE_IBIT, and GET_MODE_FBIT.
12065 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
12066 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
12067 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
12068 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
12069 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
12070 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
12071 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
12072 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
12073 ALL_FIXED_POINT_MODE_P): New define.
12074 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
12076 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
12078 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
12079 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
12080 MODE_VECTOR_UACCUM): New mode classes.
12082 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
12083 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
12084 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
12087 * genmodes.c (struct mode_data): Add ibit and fbit fields.
12088 (blank_mode): Initialize ibit and fbit.
12089 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
12090 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
12092 (new_adjust): Change required_class to required_class_from and
12093 required_class_to for testing within a range.
12094 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
12095 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
12096 MODE_VECTOR_UACCUM.
12097 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
12098 (make_fixed_point_mode): New.
12099 (_ADD_ADJUST): Change C to C1 and C2.
12100 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
12101 use a range for machine classes.
12102 (ADJUST_IBIT, ADJUST_FBIT): New.
12103 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
12105 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
12106 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
12107 Emit adjustment for ibit and fbit.
12108 (emit_mode_ibit, emit_mode_fbit): New.
12109 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
12111 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
12113 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
12114 as the source of the set.
12116 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
12118 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
12119 FP_REGNO_P): Use IN_RANGE.
12120 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
12121 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
12122 (DATA_REG_P): Use DATA_REGNO_P.
12123 (FP_REG_P): Use FP_REGNO_P.
12124 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
12125 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
12126 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
12128 2007-06-24 Jan Hubicka <jh@suse.cz>
12130 PR middle-end/30563
12131 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
12133 2007-06-24 Sebastian Pop <sebpop@gmail.com>
12135 PR middle-end/32461
12136 * fold-const.c (fold_binary): Strip nops of operand 0
12137 of BIT_NOT_EXPR before calling operand_equal_p.
12138 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
12139 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
12141 2007-06-23 Mark Mitchell <mark@codesourcery.com>
12143 * doc/extend.texi: Document that dllimport and dllexport imply
12144 default visibility.
12145 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
12146 imported or exported declaration, including type declarations.
12147 * c-common.c (handle_visibility_attribute): Check for conflicts
12148 with dllimport/dllexport.
12149 (c_determine_visibility): Handle dllimport/dllexport as an
12150 explicit visibility atttribute.
12152 2007-06-23 Richard Guenther <rguenther@suse.de>
12154 PR tree-optimization/16876
12155 PR middle-end/29478
12156 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
12158 * tree-inline.c (initialize_inlined_parameters): Do not call
12159 lang_hooks.tree_inlining.convert_parm_for_inlining.
12160 * cgraphbuild.c (initialize_inline_failed): Set inline failed
12161 reason for mismatched types.
12162 * gimplify.c (gimplify_call_expr): Verify the call expression
12163 arguments match the called function type signature. Otherwise
12164 mark the call expression to be not considered for inlining
12165 using CALL_CANNOT_INLINE_P flag.
12166 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
12167 edges call expression.
12168 (cgraph_decide_inlining_of_small_function): Likewise.
12169 (cgraph_decide_inlining): Likewise.
12170 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
12172 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
12173 * c-typeck.c (c_convert_parm_for_inlining): Remove.
12174 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
12175 Remove declaration.
12176 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
12177 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
12179 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
12180 convert_parm_for_inlining member.
12182 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
12185 * arm.md (negscc): Match the correct operand for optimized LT0 test.
12186 Remove optimization for GT.
12188 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
12190 PR middle-end/32437
12191 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
12193 (prescan_insns_for_dce): Add extra parameter.
12195 2007-06-23 Jan Hubicka <jh@suse.cz>
12197 PR middle-end/31541
12198 * gimplify.c (mark_addressable): New function.
12199 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
12201 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
12203 PR middle-end/32374
12204 * expr.c (store_constructor): Do not clobber non-zeroed memory.
12206 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
12209 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
12210 moves between MMX/SSE registers to at least 8 units to prevent
12211 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
12213 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
12215 * config/i386/i386.c (override_options): Correct x86_sahf
12218 2007-06-21 David Daney <ddaney@avtrex.com>
12221 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
12222 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
12223 (exception_receiver): Renamed to ...
12224 (nonlocal_goto_receiver): ... this.
12226 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
12228 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
12229 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
12230 partial register accesses.
12232 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
12234 * fold-const.c (debug_fold_checksum): Move it under
12235 ENABLE_FOLD_CHECKING.
12237 2007-06-21 Sebastian Pop <sebpop@gmail.com>
12239 PR middle-end/20623
12240 * tree.h (debug_fold_checksum): Declared.
12241 * fold-const.c (build_fold_addr_expr_with_type_1): New.
12242 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
12243 build_fold_addr_expr_with_type_1.
12244 (fold_addr_expr, debug_fold_checksum): New.
12245 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
12246 (fold_unary, fold_comparison, split_address_to_core_and_offset):
12247 Use fold_addr_expr.
12249 2007-06-21 Sebastian Pop <sebpop@gmail.com>
12251 PR tree-optimization/19590
12252 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
12253 of scev is a constant.
12255 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
12257 * df-problems.c (df_note_bb_compute): Made computation of live
12258 info consistent with df_lr.
12260 2007-06-21 Richard Guenther <rguenther@suse.de>
12262 PR tree-optimization/32453
12263 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
12264 for pointer anti-range.
12266 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
12268 * config/i386/i386.c (processor_target_table): Increase maximum
12269 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
12272 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
12273 byte alignment if > 8 byte alignment is preferred.
12274 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
12276 2007-06-21 Jakub Jelinek <jakub@redhat.com>
12278 PR tree-optimization/31866
12279 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
12280 if ASM_EXPR's input is not a SSA_NAME.
12282 PR middle-end/32362
12283 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
12284 but decl is a global var, instead return decl.
12285 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
12286 even for is_global_var decls, if they are private in some outer
12289 2007-06-21 Richard Guenther <rguenther@suse.de>
12291 PR tree-optimization/32451
12292 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
12294 2007-06-21 Christian Bruel <christian.bruel@st.com>
12296 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
12297 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
12298 (push_regs): Changed saving order or banked registers.
12299 (sh_expand_epilogue): Likewise.
12300 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
12301 (FIRST_BANKED_REG): Likewise.
12302 (LAST_BANKED_REG): Likewise.
12303 * config/sh/sh.md (banked) New attribute.
12304 (in_delay_slot): Check banked attribute.
12306 2007-06-20 Sebastian Pop <sebpop@gmail.com>
12308 PR tree-optimization/32075
12309 * tree-data-ref.c (subscript_dependence_tester_1,
12310 analyze_miv_subscript, analyze_overlapping_iterations,
12311 add_distance_for_zero_overlaps, build_classic_dist_vector,
12312 subscript_dependence_tester_1, analyze_overlapping_iterations,
12313 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
12314 compute_affine_dependence, compute_all_dependences): Pass loop_nest
12315 to evolution_function_is_affine_multivariate_p.
12317 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
12319 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
12321 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
12324 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
12326 * config/m32c/prologue.md (epilogue_exitd_16): New.
12327 (epilogue_reit_16): New.
12328 (epilogue_exitd): Rename to epilogue_exitd_24.
12329 (epilogue_reit): Rename to epilogue_reit_24.
12331 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
12332 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12334 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
12336 * haifa-sched.c (queue_to_ready): Don't requeue next insn
12337 if dbg_cnt (sched_insn) reaches the limit.
12338 (choose_ready): New parameter INSN_PTR and new return value.
12339 (schedule_block): Handle dbg_cnt (sched_insn). Handle
12340 the new return value from choose_ready.
12341 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
12342 (rest_of_handle_global_alloc): New global_alloc_at_func.
12344 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
12346 PR tree-optimization/25737
12347 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
12348 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
12349 * tree-flow.h (struct fieldoff): Add new field alias_set.
12350 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
12351 argument addressable_type. Set alias_set of fieldoff.
12352 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
12353 (create_overlap_variables_for): Pass alias_set from fieldoff to
12355 * alias.c (get_alias_set): Use alias_set from SFT if set.
12357 2007-06-20 Hui-May Chang <hm.chang@apple.com>
12359 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
12360 of a variable as an unsigned HOST_WIDE_INT integer.
12362 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
12364 PR rtl-optimization/32405
12365 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
12367 2007-06-20 Jakub Jelinek <jakub@redhat.com>
12369 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
12371 PR middle-end/31959
12372 * builtins.c: Include diagnostic.h.
12373 (expand_builtin_expect): Make gcc_assert more permissive.
12374 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
12376 PR inline-asm/32109
12377 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
12380 PR middle-end/32285
12381 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
12382 if ACCUMULATE_OUTGOING_ARGS.
12384 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
12386 * config/m68hc11/m68hc11.c: Include dataflow header file.
12387 (m68hc11_reorg): Port to dataflow.
12389 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
12391 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
12392 (struct df_problem.free_blocks_on_set_blocks): New field.
12393 (struct dataflow.optional_p): New field.
12394 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
12395 (df_live_set_all_dirty): New function.
12396 * df-scan.c (df_scan_alloc): Initialize optional_p.
12397 (problem_SCAN): Initialize free_blocks_on_set_blocks.
12398 * df-core.c (df_set_blocks): Removed use of
12399 DF_FIRST_OPTIONAL_PROBLEM. Now uses
12400 df_problem.free_blocks_on_set_blocks to determine which blocks are
12402 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
12403 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
12404 uses dataflow.optional_p to determine if problem should be
12406 (rest_of_handle_df_initialize): Only start live problem if
12408 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
12409 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
12410 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
12411 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
12412 problem_NOTE): Initialize free_blocks_on_set_blocks.
12413 (df_lr_bb_local_compute): Recompute luids if df_live problem is
12415 (df_live_set_all_dirty, df_note_alloc): New function.
12416 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
12418 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
12419 * postreload.c (reload_combine): Ditto.
12420 * cse.c (cse_extended_basic_block): Ditto.
12421 * regmove.c (mark_flags_life_zones): Ditto.
12422 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
12423 erase_matching_seqs): Ditto.
12424 * bt-load.c (compute_defs_uses_and_gen): Ditto.
12425 * integrate (allocate_initial_values): Ditto.
12426 * combine.c (reg_dead_at_p): Ditto.
12427 * resource.c (mark_target_live_regs): Ditto.
12428 * sched-rgn.c (check_live_1, update_live_1): Ditto.
12429 * config/sh/sh.c (find_r0_life_regions): Ditto.
12430 * global.c (rest_of_handle_global_alloc): Only add back df_live
12432 * local-alloc.c (rest_of_handle_local_alloc): Only remove
12433 df_live for -O > 1.
12434 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
12436 (if_convert): Make sure df_live is there at -O == 1.
12437 (pass_if_after_combine): Cleanup flags.
12438 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
12439 is there at -O == 1.
12441 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
12443 * config/arm/arm.c (arm_get_frame_offsets): Set
12444 offsets->locals_base to avoid negative stack size.
12445 (thumb1_expand_prologue): Assert on negative stack size.
12447 2007-06-19 Sebastian Pop <sebpop@gmail.com>
12449 PR tree-optimization/32367
12450 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
12451 of the chrec has no evolution in that loop.
12452 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
12454 2007-06-19 Bob Wilson <bob.wilson@acm.org>
12456 * config/xtensa/xtensa.c: Include "df.h".
12457 (xtensa_builtin_saveregs): Use adjust_address instead of
12459 (xtensa_va_start): Invoke make_tree with sizetype for
12460 expand_builtin_saveregs and then convert the result to a pointer.
12461 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
12462 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
12463 Subtract argument size from index value as integers and then use
12464 POINTER_PLUS_EXPR to add the result to the array address.
12466 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
12469 * config/m32c/m32c.c: Include dataflow header file.
12470 (m32c_emit_prologue): Adjust for prologue insn change.
12471 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
12472 once inside a PARALLEL. Assume frame size passed in operand 0
12473 includes space to save the fb register.
12474 (prologue_enter_24): Likewise.
12475 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
12477 2007-06-19 David Daney <ddaney@avtrex.com
12480 * config/mips/mips.md (cprestore): Mark $gp as used.
12482 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
12485 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
12486 (frv_ifcvt_modify_insn): Likewise.
12488 2007-06-19 Richard Guenther <rguenther@suse.de>
12490 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
12491 only handle positive offsets that fit in a HOST_WIDE_INT.
12493 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
12495 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
12496 result of rsqrt insn for zero input argument to avoid NaN.
12498 2007-06-19 Richard Guenther <rguenther@suse.de>
12500 PR middle-end/31950
12501 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
12503 2007-06-19 Jakub Jelinek <jakub@redhat.com>
12505 PR tree-optimization/32353
12506 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
12508 2007-06-19 Nick Clifton <nickc@redhat.com>
12510 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
12512 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
12515 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
12516 * config/i386/i386.c (assign_386_stack_local): Assert that
12517 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
12518 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
12519 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
12520 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
12522 2007-06-18 Steve Ellcey <sje@cup.hp.com>
12524 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
12526 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
12528 PR rtl-optimization/32321
12529 * gcse.c (replace_store_insn): Update the note before
12530 calling emit_insn_after.
12532 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
12534 PR middle-end/32355
12535 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
12537 * df-problems.c (df_note_bb_compute): Fix dumping info.
12539 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
12541 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
12542 insn with emit_jump_insn.
12544 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
12546 PR tree-optimization/32383
12547 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
12548 * targhooks.h (default_builtin_reciprocal): Update prototype.
12549 * target.h (struct gcc_target): Update builtin_reciprocal.
12550 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
12551 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
12552 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
12553 when fndecl is in BUILT_IN_MD class.
12554 (execute_convert_to_rsqrt): Ditto.
12556 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
12557 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
12558 Convert BUILT_IN_SQRTF code only when md_fn is false.
12560 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
12562 * bt-load.c (move_btr_def): Fix the order of arguments
12563 to validate_replace_rtx.
12565 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
12567 * config/m68k/m68k-devices.def: Add 54450..54455.
12569 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
12571 PR rtl-optimization/32366
12572 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
12573 FLOAT_EXTEND]: Prevent non-scalar modes from entering
12576 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12578 PR middle-end/32349
12579 * modulo-sched (generate_reg_moves): Added rescan parameter and if
12580 this is true, rescan insn being modified.
12581 (sms_schedule): Added rescan parameter.
12582 (rest_of_handle_sms): Moved freeing of dominance info to before
12583 getting out of cfg_layout.
12585 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
12587 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
12588 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
12591 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
12592 FL_CF_EMAC from the entry for isac.
12594 * config/m68k/predicates.md (const_call_operand): Adjust comment.
12595 (const_sibcall_operand): New.
12596 (sibcall_operand): Use it.
12597 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
12598 (m68k_isas): ISAC does not imply FPU or EMAC.
12599 (override_options): Add ISA_C logic for symbolic jump & call.
12601 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
12603 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
12604 return mode from the builtin itself.
12605 (sparc_fold_builtin): Fix cast of zero constant.
12607 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
12609 * targhooks.c (default_builtin_reciprocal): New default target hook.
12610 * targhooks.h (default_builtin_reciprocal): Add prototype.
12611 * hooks.c (hook_tree_tree_bool_null): Remove hook.
12612 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
12613 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
12614 default_builtin_reciprocal.
12616 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
12618 PR middle-end/31723
12619 * hooks.c (hook_tree_tree_bool_null): New hook.
12620 * hooks.h (hook_tree_tree_bool_null): Add prototype.
12621 * tree-pass.h (pass_convert_to_rsqrt): Declare.
12622 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
12623 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
12624 and convert it to reciprocal a*rfunc(b).
12625 (execute_convert_to_rsqrt): New function.
12626 (gate_convert_to_rsqrt): New function.
12627 (pass_convert_to_rsqrt): New pass definition.
12628 * target.h (struct gcc_target): Add builtin_reciprocal.
12629 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
12630 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
12631 TARGET_BUILTIN_RECIPROCAL.
12632 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
12634 * config/i386/i386.h (TARGET_RECIP): New define.
12635 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
12636 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12637 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12638 and not optimizing for size.
12639 (*rcpsf2_sse): New insn pattern.
12640 (*rsqrtsf2_sse): Ditto.
12641 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
12642 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12643 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12644 and not optimizing for size.
12645 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
12646 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12647 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12648 and not optimizing for size.
12649 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
12650 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12651 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12652 and not optimizing for size.
12653 (*sse_rsqrtv4sf2): Do not export.
12654 (sqrtv4sf2): Ditto.
12655 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
12656 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12657 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12658 and not optimizing for size.
12659 (sqrtv4sf2): Ditto.
12660 * config/i386/i386.opt (mrecip): New option.
12661 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
12662 (ix86_emit_swsqrtsf): Ditto.
12663 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
12664 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
12665 builtin definition.
12666 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
12667 ix86_expand_unop1_builtin.
12668 (ix86_emit_swdivsf): New function.
12669 (ix86_emit_swsqrtsf): Ditto.
12670 (ix86_builtin_reciprocal): New function.
12671 (TARGET_BUILTIN_RECIPROCAL): Use it.
12672 (ix86_vectorize_builtin_conversion): Rename from
12673 ix86_builtin_conversion.
12674 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
12675 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
12676 "i386 and x86_64 Options" section.
12677 (Intel 386 and AMD x86_64 Options): Document -mrecip.
12679 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12680 Zdenek Dvorak <dvorakz@suse.cz>
12681 Richard Guenther <rguenther@suse.de>
12682 Kaz Kojima <kkojima@gcc.gnu.org>
12684 * tree-vrp.c (compare_values_warnv): Convert val2 to
12686 (extract_range_from_assert): Create
12687 POINTER_PLUS_EXPR for pointer types.
12688 (extract_range_from_binary_expr): Handle
12689 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
12691 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
12692 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
12693 POINTER_PLUS_EXPR as PLUS_EXPR.
12694 (number_of_iterations_lt_to_ne):
12695 For pointer types, use sizetype when
12696 creating MINUS_EXPR/PLUS_EXPRs.
12697 (assert_loop_rolls_lt): For pointer types, use sizetype when
12698 creating MINUS_EXPR/PLUS_EXPRs.
12699 (number_of_iterations_le): Likewise.
12700 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
12701 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
12702 like PLUS_EXPR and MINUS_EXPR.
12703 * tree-pretty-print.c (dump_generic_node): Handle
12705 (op_prio): Likewise.
12706 (op_symbol_1): Likewise.
12707 * optabs.c (optab_for_tree_code): Likewise.
12708 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
12710 * tree-tailcall.c (process_assignment): Mention
12711 POINTER_PLUS_EXPR in a TODO comment.
12712 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
12713 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
12714 not used with a pointer and an integer type.
12715 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
12716 increment using chrec_convert_rhs instead of chrec_convert.
12717 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
12718 PLUS_EXPR except for the right hand side's type will be
12720 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
12721 (fold_used_pointer_cast): Kill.
12722 (pointer_offset_p): Kill.
12723 (fold_used_pointer): Kill.
12724 (pointer_used_p): Kill.
12725 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
12726 call fold_used_pointer.
12727 (instantiate_parameters_1): Convert the increment
12728 using chrec_convert_rhs instead of chrec_convert.
12729 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
12730 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
12731 instead of PLUS_EXPR.
12732 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
12733 PLUS_EXPR for pointers.
12734 (std_gimplify_va_arg_expr): Likewise.
12735 (fold_builtin_memory_op): Likewise.
12736 (fold_builtin_strstr): Likewise.
12737 (fold_builtin_strchr): Likewise.
12738 (fold_builtin_strrchr): Likewise.
12739 (fold_builtin_strpbrk): Likewise.
12740 (expand_builtin_memory_chk): Likewise.
12741 (fold_builtin_memory_chk): Likewise.
12742 (std_expand_builtin_va_start): Use
12743 sizetype for the call to make_tree and then convert
12744 to the pointer type.
12745 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
12746 instead of PLUS_EXPR for adding to a pointer.
12747 (std_gimplify_va_arg_expr): Use fold_build2 for
12748 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
12749 the operands to sizetype first and then cast the BIT_AND_EXPR
12750 back to the pointer type.
12751 * fold-const.c (build_range_check): Handle pointer types
12753 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
12754 of PLUS_EXPR's. Make sure the offset is converted to
12756 (try_move_mult_to_index): Strip the NOPs from the offset.
12757 Remove code argument and replace all uses with PLUS_EXPR.
12758 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
12759 specially. Don't use a pointer type for MINUS_EXPR.
12760 (fold_unary): Handle for (T1)(X op Y),
12761 only p+ as that is the only as that can be handled for
12762 binary operators now.
12763 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
12765 <case PLUS_EXPR>: Add folding of PTR+INT into
12767 Don't call try_move_mult_to_index.
12768 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
12769 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
12770 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
12771 Don't call try_move_mult_to_index.
12772 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
12773 (tree_expr_nonzero_p): Likewise.
12774 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
12775 of PLUS_EXPR for the complex expression folding.
12776 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
12777 first chrec is a pointer type, then the second should
12778 be sizetype and not the first's type.
12779 For POINTER_PLUS_EXPR, use a different right hand side type.
12780 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12781 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
12782 different right hand side type.
12783 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12784 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
12785 instead of PLUS_EXPR.
12786 When either operand is zero, convert the other operand.
12787 (chrec_apply): Use chrec_convert_rhs
12788 on the argument x instead of chrec_convert.
12789 (reset_evolution_in_loop): For pointer types, the new_evol
12790 should be sizetype.
12791 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
12792 different right hand side type.
12793 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12794 (chrec_convert_rhs): New function.
12795 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
12796 different right hand side type.
12797 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12798 * tree-chrec.h (chrec_convert_rhs): New prototype.
12799 (build_polynomial_chrec): For pointer types, the right hand
12800 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
12801 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
12802 Remove subtraction case as it is always addition now.
12803 Make sure the offset is converted to sizetype.
12804 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
12805 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
12806 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
12807 PLUS_EXPR in pointer type.
12808 Handle POINTER_PLUS_EXPR.
12809 (tree_to_aff_combination): Likewise.
12810 (force_expr_to_var_cost): Likewise.
12811 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
12812 instead of PLUS_EXPR for pointers.
12813 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
12814 instead of PLUS_EXPR of pointer types.
12815 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
12817 (check_va_list_escapes): Likewise.
12818 (check_all_va_list_escapes): Likewise.
12819 * dwarf2out.c (loc_descriptor_from_tree_1):
12820 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
12821 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
12822 (string_constant): Likewise.
12823 * tree-ssa-address.c (tree_mem_ref_addr): When adding
12824 the offset to the base, use POINTER_PLUS_EXPR.
12825 (add_to_parts): Convert the index to sizetype.
12826 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
12827 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
12828 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
12829 Offset only holds something for PLUS_EXPR.
12830 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
12832 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
12834 (analyze_accesses_for_modify_stmt): Likewise.
12835 Remove comment about the type being integral type as it is
12837 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
12839 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
12841 Correct the type which the artimentic is done in (is now
12844 * tree-data-ref.c (split_constant_offset): Handle
12846 * tree-affine.c (tree_to_aff_combination): Likewise.
12847 * c-typeck.c (build_unary_op): For pointers create the increment
12848 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
12850 * gimplify.c (gimplify_self_mod_expr): Create a
12851 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12852 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
12853 * tree.def (POINTER_PLUS_EXPR): New tree code.
12854 * tree-predcom.c (ref_at_iteration): If we have a pointer
12855 type do the multiplication in sizetype.
12856 * tree-mudflap.c (mf_xform_derefs_1): Create a
12857 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12858 * tree-ssa-forwprop.c
12859 (forward_propagate_addr_into_variable_array_index):
12860 Don't expect there to be a cast for the index as that
12861 does not exist anymore.
12862 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
12863 instead of PLUS_EXPR.
12864 Don't check for the first operand of the POINTER_PLUS_EXPR
12865 was the index as it cannot be.
12866 Call forward_propagate_addr_into_variable_array_index with
12867 the SSA_NAME instead of the statement.
12868 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
12869 (compare_constant): Likewise.
12870 (copy_constant): Likewise.
12871 (compute_reloc_for_constant): Likewise.
12872 (output_addressed_constants): Likewise.
12873 (initializer_constant_valid_p): Likewise.
12874 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
12875 Convert the MIN/MAX of the inner type to the outer
12876 type before comparing them.
12877 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
12878 POINTER_PLUS_EXPR instead of PLUS_EXPR.
12879 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
12880 of PLUS_EXPR for pointers.
12881 * tree-inline.c (estimate_num_insns_1): Handle
12883 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
12884 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12885 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
12886 instead of PLUS_EXPR for the pointer increment statement.
12887 (vect_update_ivs_after_vectorizer): For pointer types, create
12888 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
12889 MULT_EXPR in sizetype.
12890 (vect_gen_niters_for_prolog_loop): Add a cast when creating
12892 * tree-object-size.c (plus_expr_object_size): Handle
12893 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
12894 code which is trying to figure out which side is a pointer and
12896 (check_for_plus_in_loops_1): Likewise.
12897 (check_for_plus_in_loops): Likewise.
12898 * c-common.c (pointer_int_sum): Create a
12899 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12900 * tree-ssa-structalias.c (handle_ptr_arith): Handle
12901 only POINTER_PLUS_EXPR. Removing all the extra
12902 code which is trying to figure out which side is a pointer and
12904 * tree-cfg.c (verify_expr): Add extra checking for pointers and
12905 PLUS_EXPR and MINUS_EXPR.
12906 Also add checking to make sure the operands of POINTER_PLUS_EXPR
12908 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
12909 with make_tree, instead of a pointer type.
12910 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
12911 for pointers instead of PLUS_EXPR.
12912 (s390_gimplify_va_arg): Likewise.
12913 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
12914 instead of PLUS_EXPR when doing addition on pointer
12915 types. Use sizetype for the second operand.
12916 (spu_gimplify_va_arg_expr): Likewise.
12917 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
12918 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
12919 a pointer. Don't create a BIT_AND_EXPR for pointer types.
12920 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
12921 for the pointer addition and also use size_int/sizetype
12923 (ix86_gimplify_va_arg): Likewise.
12924 Perform BIT_AND_EXPR on sizetype arguments.
12925 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
12926 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
12927 for the pointer additions and also use size_int for the offsets.
12928 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
12929 additions and also use size_int for the offsets. Perform
12930 BIT_AND_EXPR on sizetype arguments.
12931 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
12932 POINTER_PLUS_EXPR for pointers and create the
12933 BIT_AND_EXPR in sizetype.
12934 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
12935 instead of PLUS_EXPR for pointer addition.
12936 (rs6000_va_start): Likewise.
12937 Also use sizetype for the offset.
12938 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
12939 as PLUS_EXPR/MINUS_EXPR.
12940 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
12941 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
12942 Don't use BIT_AND_EXPR on a pointer type, convert the
12943 expression to sizetype first.
12944 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
12946 (mips_gimplify_va_arg_expr): Likewise.
12947 Don't create BIT_AND_EXPR in a pointer type.
12949 2007-06-15 Eric Christopher <echristo@apple.com>
12951 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
12952 (x86_64-*-darwin*): Ditto.
12953 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
12956 2007-06-15 Matthew Wilcox <matthew@wil.cx>
12958 * doc/extend.texi: Document behavior of __attribute__((aligned))
12961 2007-06-15 Mark Mitchell <mark@codesourcery.com>
12963 * rtlanal.c (note_stores): Improve documentation.
12965 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
12967 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
12968 LOCAL_LABEL_PREFIX): Delete.
12969 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
12970 (bfin_internal_label): Delete.
12972 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
12974 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
12975 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
12976 otherwise define to LIBGCC2_TF_CEXT.
12977 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
12978 (LIBGCC_TF_CEXT): Ditto.
12981 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
12983 PR rtl-optimization/32339
12984 * df-scan.c (df_uses_record): Don't modify flags but just add to
12985 it for df_ref_record.
12987 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12989 * tree-mudflap.c: Fix whitespace issues.
12991 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
12993 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
12995 2007-06-14 Eric Christopher <echristo@apple.com>
12997 * config/i386/sse.md (movdi_to_sse): Rewrite body.
12998 (movv4sf): Use gcc_unreachable instead of abort.
13000 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
13003 * config/i386/sfp-machine.h (CMPtype): New define.
13004 (mach stubs): Use CMPtype instead of int as a return type.
13006 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
13008 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
13009 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
13010 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
13011 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
13012 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
13013 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
13014 config/soft-fp/soft-fp.h: Update from glibc CVS.
13016 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
13018 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
13020 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
13023 * config/v850/v850.c: Include dataflow header file.
13024 (substitute_ep_register): Fix typo.
13026 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
13028 * configure.ac: Fix earlier checkin.
13029 * configure: Regenerated.
13031 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
13033 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
13034 * aclocal.m4: Regenerate.
13035 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
13036 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
13037 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
13038 * configure: Regenerate.
13039 * Makefile.in (LOOSE_WARN): Subst loose_warn.
13041 * Makefile.in (quickstrap): Build libgcc too.
13043 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
13045 * configure.ac: Add --enable-checking=df. Explicitly mention that
13046 the variables are initialized as for "release".
13047 * df-core.c: Use it.
13048 * configure: Regenerate.
13049 * config.in: Regenerate.
13051 2007-06-14 Bob Wilson <bob.wilson@acm.org>
13053 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
13054 validate_replace_rtx instead of replace_rtx.
13055 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
13057 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
13059 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
13060 (DWARF2_UNWIND_INFO): Override default if configured with
13062 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
13063 (ENDFILE_SPEC): Add crtend.o.
13064 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
13065 (ENDFILE_SPEC): Add crtend.o.
13066 (TARGET_USE_JCR_SECTION): Define.
13067 (MD_UNWIND_SUPPORT): Define for 32-bit target.
13069 * config/i386/cygming-crtbegin.c: New file.
13070 * config/i386/cygming-crtend.c: New file.
13072 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
13074 * config/i386/w32-unwind.h: New file.
13076 2007-06-13 Eric Christopher <echristo@apple.com>
13078 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
13079 the user set a value below STACK_BOUNDARY.
13081 2007-06-13 Thiemo Seufer <ths@networkno.de>
13083 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
13084 imply -lpthread for -pthread.
13086 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
13088 * basic-block.h: Remove the prototype for
13089 free_basic_block_vars.
13090 * cfglayout.h: Remove the prototype for
13091 insn_locators_initialize.
13092 * tree.h: Remove the prototype for emit_line_note.
13094 * tree-ssa-pre.c (mergephitemp): Remove.
13095 (init_pre): Don't use mergephitemp.
13097 2007-06-13 Eric Christopher <echristo@apple.com>
13099 * config/i386/i386.c (override_options): If we've specified
13100 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
13102 2007-06-13 Bob Wilson <bob.wilson@acm.org>
13104 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
13107 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
13109 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
13110 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
13111 (eh_store_handler): New pattern.
13112 (eh_return): Emit it instead of a plain move.
13114 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
13116 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
13117 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
13118 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
13121 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
13123 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
13124 (find_next_insn_start, find_load): New functions.
13125 (bfin_reorg): Use them to deal with the fact that parallel insns are
13126 no longer represented as a SEQUENCE.
13128 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
13130 * config/sparc/sparc.c (sparc_override_options): Initialize
13131 fpu mask correctly.
13133 2007-06-13 Dave Korn <dave.korn@artimi.com>
13135 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
13138 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
13140 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
13141 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
13142 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
13143 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
13144 tree-vect-transform.c: Fix comment typos. Follow spelling
13147 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
13149 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
13150 to the exit block use set.
13151 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
13152 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
13153 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
13155 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
13157 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
13158 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
13159 to indicate an error.
13160 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
13162 (dbg_cnt_process_opt): Print an error on a bad argument.
13163 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
13164 * common.opt (-fdbg-cnt-list): New.
13165 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
13167 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
13169 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
13170 flag on ref-all pointers.
13172 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13174 PR middle-end/31579
13175 * expr.c (expand_expr_addr_expr_1): Call expand_expr
13176 for the offset with the modifier as EXPAND_INITIALIZER
13177 if the modifier is EXPAND_INITIALIZER.
13178 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
13179 a register if we had an overflow.
13181 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13183 * real.c (real_isfinite): New.
13184 (real_sqrt): Use it.
13185 * real.h (real_isfinite): New.
13186 * builtins.c: Use it.
13188 2007-06-12 Ian Lance Taylor <iant@google.com>
13189 Daniel Berlin <dberlin@dberlin.org>
13192 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
13193 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
13194 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
13195 (DECL_NO_TBAA_P): Define.
13196 (struct tree_decl_common): Add no_tbaa_flag field.
13197 * tree-ssa-structalias.c (struct variable_info): Add
13198 no_tbaa_pruning field.
13199 (new_var_info): Initialize no_tbaa_pruning field.
13200 (unify_nodes): Copy no_tbaa_pruning field.
13201 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
13202 (dump_solution_for_var): Print no_tbaa_pruning flag.
13203 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
13205 (compute_tbaa_pruning): New static function.
13206 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
13207 Call compute_tbaa_pruning.
13208 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
13209 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
13210 * gimple-low.c (lower_stmt): Likewise.
13211 * tree-gimple.c (is_gimple_stmt): Likewise.
13212 * tree-ssa-operands.c (get_expr_operands): Likewise.
13213 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
13214 * tree-inline.c (estimate_num_insns_1): Likewise.
13215 (copy_result_decl_to_var): Likewise.
13216 * expr.c (expand_expr_real_1): Likewise.
13217 * tree-pretty-print.c (dump_generic_node): Likewise.
13218 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
13219 * omp-low.c (omp_copy_decl_2): Likewise.
13220 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
13221 * doc/c-tree.texi (Expression trees): Document
13222 CHANGE_DYNAMIC_TYPE_EXPR.
13224 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13226 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
13227 with !HONOR_NANS and !HONOR_INFINITIES.
13228 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
13230 2007-06-12 Tristan Gingold <gingold@adacore.com>
13232 * gcov.c: Comments updated.
13233 (source_info): Add file_time field.
13234 (source_index): New variable.
13235 (mutiple_files): New variable.
13236 (generate_results): New function extracted from process_file.
13237 (process_file): Save and restore chain of functions, generate
13238 results and free structures only if not merging results.
13239 (release_structures): File names are now freed in create_file_names
13240 (create_file_names): Free previous file names.
13241 (find_source): File date is now read here and modifications in
13242 source files is checked here.
13243 (read_graph_file): Only reverse order of functions for the current
13245 (make_gcov_file_name): Do not generate long names if input_name is
13247 (output_lines): If merging results do not display graph, data and
13249 Checking source file modification is done in find_source.
13251 * doc/gcov.texi: Append an s to sourcefile.
13253 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
13255 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
13256 (forced_nop): New pattern.
13257 * config/bfin/bfin.c: Include "df.h".
13258 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
13259 (bfin_discover_loop): Use df_get_live_in instead of
13260 global_live_at_start.
13261 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
13262 df_analyze when done.
13263 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
13264 the insns. Use QImode for the final insn in a bundle. Call
13265 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
13267 (reorder_var_tracking_notes): New function.
13268 (bfin_reorg): Pass no argument to split_all_insns. Don't call
13269 update_life_info. Call df_analyze after scheduling and bundle
13270 generation. Call reorder_var_tracking_notes if generating these
13271 notes. Call df_finish_pass at the end.
13273 2007-06-12 Dirk Mueller <dmueller@suse.de>
13275 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
13276 a comparison, not an assignment.
13278 2007-06-12 Olivier Hainque <hainque@adacore.com>
13280 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
13281 Request walking the subtrees only, leaving the current is_lhs/val_only
13283 (convert_non_local_reference): Likewise.
13285 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
13287 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
13289 2007-06-12 Richard Guenther <rguenther@suse.de>
13291 PR tree-optimization/15353
13292 PR tree-optimization/31657
13293 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
13294 * timevar.def: Add TV_TREE_IFCOMBINE.
13295 * tree-pass.h (pass_tree_ifcombine): Declare.
13296 * tree-ssa-ifcombine.c: New file.
13297 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
13298 * tree-flow.h (blocks_in_phiopt_order): Declare.
13299 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
13300 (tree-ssa-ifcombine.o): New dependencies.
13302 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
13304 PR rtl-optimization/32293
13305 * combine.c (simplify_if_then_else): Truncate return from
13306 nonzero_bits() to correct mode.
13308 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
13310 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
13311 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
13313 2007-06-11 Diego Novillo <dnovillo@google.com>
13315 * Makefile.in (reload1.o-warn): Remove.
13317 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
13319 * combine.c (subst): Use reg_overlap_mentioned_p
13320 instead of comparing register numbers directly.
13322 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
13324 * reload1.c (mark_home_live_1): Use the mode parameter.
13326 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
13328 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
13329 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
13331 * df-core.c: Ditto.
13333 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
13335 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
13337 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
13339 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
13340 from integer registers.
13341 (FP mode splitters): Handle TFmode.
13343 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
13345 * tree-ssa-structalias.c (find_what_p_points_to): Return false
13346 for ref-all pointers that point-to anything.
13348 2007-06-11 Joseph Myers <joseph@codesourcery.com>
13350 * config/arm/arm.c (arm_output_dwarf_dtprel,
13351 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
13353 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
13355 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
13356 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
13359 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
13361 * tree.c (signed_or_unsigned_type_for): New.
13362 (unsigned_type_for): Use signed_or_unsigned_type_for.
13363 (signed_type_for): Use signed_or_unsigned_type_for.
13364 * tree.h (signed_or_unsigned_type_for): New.
13365 (get_signed_or_unsigned_type): Remove.
13366 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
13367 lang_hooks.types.signed_type
13368 (size_diffop): Likewise.
13369 (all_ones_mask_p): Likewise.
13370 (build_range_check): Likewise.
13371 (fold_cond_expr_with_comparison): Likewise.
13372 (fold_cond_expr_with_comparison): Likewise.
13373 (unextend): Likewise.
13374 (extract_muldiv_1): Likewise.
13375 (fold_single_bit_test_into_sign_test): Likewise.
13376 (fold_binary): Likewise.
13377 (fold_ternary): Likewise.
13378 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
13379 instead of get_signed_or_unsigned_type.
13380 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
13381 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
13382 * expr.c (signed_or_unsigned_type_for): Use
13383 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
13384 * langhooks.c (get_signed_or_unsigned_type): Remove.
13385 (lhd_signed_or_unsigned_type): Remove.
13386 * langhooks.h (lang_hooks_for_types): Remove signed_type and
13387 signed_or_unsigned_type.
13388 (lhd_signed_or_unsigned_type): Remove.
13389 * expmed.c (make_tree): Use signed_type_for instead of
13390 lang_hooks.types.signed_type.
13391 * c-common.c (same_scalar_type_ignoring_signedness): Use
13392 c_common_signed_type instead of lang_hooks.types.signed_type.
13393 (c_common_unsigned_type): New.
13394 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
13395 (shorten_compare): Use c_common_unsigned_type instead of
13396 c_common_signed_or_unsigned_type.
13397 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
13399 * convert.c (convert_to_integer): Use signed_type_for instead of
13400 lang_hooks.types.signed_type.
13401 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
13402 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
13403 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
13404 * c-format.c (check_format_types): Use c_common_unsigned_type
13405 instead of unsigned_type_for.
13406 * c-decl.c (groakdeclarator): Likewise.
13407 * c-typeck.c (convert_for_assignment): Likewise.
13408 * c-common.h (c_common_unsigned_type): New.
13410 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
13413 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
13414 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
13416 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
13418 PR middle-end/32279
13419 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
13420 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
13422 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
13423 Sebastian Pop <sebpop@gmail.com>
13425 * lambda-code.c (remove_iv): New.
13426 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
13428 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
13430 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
13431 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
13432 * tree-ssa-loop-prefetch.c: Include optabs.h.
13433 (FENCE_FOLLOWING_MOVNT): New macro.
13434 (struct mem_ref): Add independent_p and storent_p fields.
13435 (record_ref): Initalize the new fields.
13436 (gather_memory_references_ref): Return true if the reference
13438 (gather_memory_references): Check whether all memory accesses
13439 in loop were recorded.
13440 (should_issue_prefetch_p): Return false for nontemporal stores.
13441 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
13442 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
13443 (determine_loop_nest_reuse): Detect independent memory references.
13444 (loop_prefetch_arrays): Call mark_nontemporal_stores.
13445 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
13446 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
13447 * config/i386/i386.h (x86_mfence): Declare.
13448 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
13449 * config/i386/i386.c (x86_mfence): New variable.
13450 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
13452 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
13453 * optabs.c (init_optabs): Initialize storent_optab.
13454 * optabs.h (enum optab_index): Add OTI_storent.
13455 (storent_optab): Declare.
13456 * genopinit.c (optabs): Add initialization for storent_optab.
13457 * tree.h (MOVE_NONTEMPORAL): New macro.
13458 * expr.c (expand_assignment, store_expr, store_constructor_field,
13459 store_constructor, store_field, expand_expr_real_1): Propagate
13460 nontemporality of the expanded store.
13461 (emit_storent_insn): New function.
13462 * expr.h (expand_assignment, store_expr): Declaration changed.
13463 * function.c (assign_parm_setup_reg): Pass false as nontemporality
13464 to expand_assignment.
13465 * stmt.c (expand_asm_expr): Ditto.
13466 * calls.c (initialize_argument_information): Pass false as
13467 nontemporality to store_expr.
13468 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
13471 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
13473 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
13475 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
13477 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
13479 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
13480 and allow DECL_P here.
13482 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
13484 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
13485 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
13486 track of the size of the expression.
13487 * cfghooks.c (merge_blocks): Remove block from loops structure only
13488 after call of the merge_blocks hook.
13490 2007-06-09 Tom Tromey <tromey@redhat.com>
13492 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
13493 (deprecated_state): Removed.
13494 (start_decl): Update.
13495 (enum deprecated_states): Moved earlier.
13496 (groktypename): Update.
13497 (push_parm_decl): Likewise.
13498 (grokfield): Likewise.
13499 (start_function): Likewise.
13501 2007-06-09 Ian Lance Taylor <iant@google.com>
13503 PR tree-optimization/32169
13504 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
13505 CONVERT_EXPR, check whether min and max both converted to an
13506 overflow infinity representation.
13508 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
13510 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
13511 not inserted on the edge.
13513 2007-06-08 Bob Wilson <bob.wilson@acm.org>
13515 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
13516 instructions if they are supported.
13517 (__divsi3, __umodsi3, __modsi3): Likewise.
13518 (__ashldi3, __ashrdi3, __lshrdi3): New.
13519 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
13521 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
13522 Tony Linthicum <tony.linthicum@amd.com>
13524 * doc/invoke.texi: Add fvect-cost-model flag.
13525 * common.opt (fvect-cost-model): New flag.
13526 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
13527 cost fields in stmt_vec_info struct for STMT.
13528 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
13529 fields in stmt_vec_info struct and access functions for the same.
13530 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
13531 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
13532 load, store and vector to scalar operation.
13533 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
13534 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
13535 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
13536 (TARG_VEC_STORE_COST): Define cost of vector store.
13537 (vect_estimate_min_profitable_iters): Define new function.
13538 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
13539 check to evaluate if loop iterations are less than minimum profitable
13540 iterations determined by cost model or minimum vect loop bound defined
13541 by user, whichever is more conservative.
13542 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
13543 run-time check to evaluate if loop iterations are less than minimum
13544 profitable iterations determined by cost model or minimum vect loop
13545 bound defined by user, whichever is more conservative.
13546 (vect_estimate_min_profitable_iterations): New function to estimate
13547 mimimimum iterartions required for vector version of loop to be
13548 profitable over scalar version.
13549 (vect_model_reduction_cost): New function.
13550 (vect_model_induction_cost): New function.
13551 (vect_model_simple_cost): New function.
13552 (vect_cost_strided_group_size): New function.
13553 (vect_model_store_cost): New function.
13554 (vect_model_load_cost): New function.
13555 (vectorizable_reduction): Call vect_model_reduction_cost during
13557 (vectorizable_induction): Call vect_model_induction_cost during
13559 (vectorizable_load): Call vect_model_load_cost during analysis phase.
13560 (vectorizable_store): Call vect_model_store_cost during analysis phase.
13561 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
13562 vectorizable_promotion, vectorizable_demotion): Call
13563 vect_model_simple_cost during analysis phase.
13565 2007-06-08 Simon Baldwin <simonb@google.com>
13567 * reg-stack.c (get_true_reg): Readability change. Moved default case
13568 label into direct switch statement scope.
13570 2007-06-08 Simon Baldwin <simonb@google.com>
13572 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
13573 in gcc_assert() with '==' comparison.
13575 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13577 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
13578 TARGET_ABM handling of x86_popcnt variable.
13580 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13582 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
13583 __builtin_copysignq and __builtin_infq built-in functions.
13585 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13587 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
13588 SSE4.2 section. Correct built-in function names in SSE4A section.
13590 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13592 PR tree-optimization/32243
13593 * tree-vect-transform.c (vectorizable_type_promotion): Move check
13594 for ncopies after ratio check between nunits_out and nunits_in.
13595 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
13597 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
13599 PR tree-optimization/32224
13600 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
13601 vectorization upon a non GIMPLE_MODIFY_STMT.
13603 2007-06-08 Christian Bruel <christian.bruel@st.com>
13606 * config/sh/sh.md (doloop_end): New pattern and splitter.
13607 * loop-iv.c (simple_rhs_p): Check for hardware registers.
13609 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
13611 PR middle-end/32209
13612 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
13614 (verify_dominators): Do not change dominance tree.
13616 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13618 * config/sh/constraints.md: New file.
13619 * config/sh/sh.c: Include tm-constrs.h.
13620 (reg_class_from_letter): Remove.
13621 (prepare_cbranch_operands): Use satisfies_constraint_*
13622 function instead of macro.
13623 (andcosts, broken_move, sh_secondary_reload): Likewise.
13624 * config/sh/predicates.md (trapping_target_operand): Likewise.
13625 (and_operand, arith_operand, arith_reg_or_0_operand,
13626 cmp_operand, logical_operand, target_operand,
13627 ua_address_operand, ua_offset, xor_operand): Likewise.
13628 * config/sh/sh.md: Include constraints.md.
13629 (*movsicc_t_false): Use satisfies_constraint_* function
13631 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
13632 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
13633 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
13634 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
13635 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
13636 (REG_CLASS_FROM_CONSTRAINT): Remove.
13637 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
13638 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
13639 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
13640 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
13641 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
13642 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
13643 function instead of macro.
13644 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
13645 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
13646 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
13647 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
13648 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
13649 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
13650 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
13651 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
13652 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
13653 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
13654 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
13655 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
13656 EXTRA_CONSTRAINT_STR): Likewise.
13657 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
13659 2007-06-07 Geoffrey Keating <geoffk@apple.com>
13661 * config/i386/darwin.h (STACK_BOUNDARY): Define.
13663 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
13666 * c-common.h (flag_cpp0x): Replaced by...
13667 (cxx_dialect): ... this new variable specifying the C++ dialect that
13669 * c-common.c (flag_cpp0x): Removed.
13670 (cxx_dialect): Defined.
13671 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
13673 * c-opts.c (c_common_post_options): Likewise.
13674 (set_std_cxx98): Set cxx_dialect to cxx98.
13675 (set_std_cxx0x): Set cxx_dialect to cxx0x.
13677 2007-06-07 Geoffrey Keating <geoffk@apple.com>
13678 Hui-May Chang <hm.chang@apple.com>
13680 * doc/invoke.texi (Darwin Options): Update documentation for
13681 -mmacosx-version-min.
13682 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
13683 * config/darwin-driver.c: New file.
13684 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
13685 * config/t-darwin (darwin-driver.o): New rule.
13687 * config/darwin-c.c (version_as_macro): Ignore low digit.
13689 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
13691 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
13692 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
13693 (CSGNMODE): New mode macro.
13694 (CSGNVMODE): New mode attribute.
13695 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
13696 expander using CSGNMODE mode macro. Handle TFmode.
13697 (copysign<mode>3_const): Rename from copysignsf3_const and
13698 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
13700 (copysign<mode>3_var): Rename from copysignsf3_var and
13701 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
13703 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
13704 mode macro. Handle TFmode.
13705 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
13706 (iortf3, *iortf3): Ditto.
13707 (xortf3, *xortf3): Ditto.
13708 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
13709 TFmode and TImode masks.
13710 (ix86_expand_copysign): Expand TFmode copysign insn.
13711 (IX86_BUILTIN_INFQ): New.
13712 (IX86_BUILTIN_FABSQ): Ditto.
13713 (IX86_BUILTIN_COPYSIGNQ): Ditto.
13714 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
13715 [__builtin_fabsq]: Ditto.
13716 [__builtin_copysignq]: Ditto.
13717 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
13718 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
13719 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
13720 ix86_expand_binop_builtin().
13722 2007-06-07 Bob Wilson <bob.wilson@acm.org>
13724 * config/xtensa/lib1funcs.asm: Clean up whitespace.
13726 2007-06-07 Steve Ellcey <sje@cup.hp.com>
13729 * rtl.h (push_to_sequence2): New.
13730 * emit-rtl.c (push_to_sequence2): New.
13731 * function.c (assign_parm_data_all): Add new fields.
13732 (assign_parm_setup_block): Call push_to_sequence2 instead of
13734 (assign_parm_setup_reg): Ditto.
13735 (assign_parm_setup_stack): Ditto.
13736 (assign_parms_unsplit_complex): Ditto.
13737 (assign_parms): Change field name.
13739 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
13741 PR tree-optimization/32220
13742 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
13743 phi node is reached before defining statement.
13745 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
13748 * tree-vect-transform.c (vectorizable_call): Call update_stmt
13749 after changing the right hand side of the assignment.
13751 2007-06-06 Eric Christopher <echristo@apple.com>
13753 * config.gcc (i?86-*-darwin*): Remove arch parameter.
13754 (x86_64-*-darwin*): Ditto.
13755 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
13756 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
13758 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13760 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
13761 coding conventions.
13762 (add_key): Likewise.
13763 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
13764 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
13766 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
13768 (add_cost_one_coalesce): Likewise.
13769 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
13770 variable names. Rename orig to orig_name for consistency.
13771 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
13772 coding conventions.
13773 (cprop_into_successor_phis): Avoid using C++ keywords as variable
13775 (record_equivalences_from_stmt): Likewise.
13776 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
13777 the coding conventions.
13778 (memory_ssa_name_same): Likewise.
13779 (dse_optimize_stmt): Likewise.
13780 (dse_record_phis): Likewise.
13781 (dse_finalize_block): Likewise.
13782 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
13783 keywords as variable names.
13784 (may_move_till): Cast according to the coding conventions.
13785 (force_move_till_expr): Avoid using C++ keywords as variable names.
13786 (force_move_till): Cast according to the coding conventions.
13787 (memref_hash): Likewise.
13788 (memref_eq): Likewise.
13789 (gather_mem_refs_stmt): Likewise.
13790 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
13791 using C++ keywords as variable names.
13792 (idx_find_step): Cast according to the coding conventions.
13793 (idx_record_use): Likewise.
13794 (find_depends): Likewise.
13795 (prepare_decl_rtl): Likewise.
13796 (mbc_entry_hash): Likewise.
13797 (mbc_entry_eq): Likewise.
13798 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
13799 (simplify_replace_tree): Avoid using C++ keywords as variable names.
13800 (idx_infer_loop_bounds): Cast according to the coding conventions.
13801 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
13802 * tree-ssa-math-opts.c (occ_new ): Likwise.
13803 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
13805 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
13807 (add_use_op): Likewise.
13808 (add_vop): Likewise.
13809 (add_vuse_op): Likewise.
13810 (add_vdef_op): Likewise.
13811 (get_expr_operands): Likewise.
13812 (push_stmt_changes): Use type safe memory macros.
13813 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
13814 keywords as variable names.
13815 (conditional_replacement): Likewise.
13816 (minmax_replacement): Likewise.
13817 (abs_replacement): Likewise.
13818 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
13819 coding conventions.
13820 (insert_fake_stores): Avoid using C++ keywords as variable names.
13821 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
13823 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
13824 (heapvar_insert): Use type safe memory macros.
13825 (new_var_info): Cast according to the coding conventions.
13826 (new_constraint): Likewise.
13827 (remove_preds_and_fake_succs): Use type safe memory macros.
13828 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
13830 (thread_single_edge): Likewise.
13831 (thread_through_loop_header): Likewise.
13833 2007-06-06 Eric Christopher <echristo@apple.com>
13835 * config/i386/i386.c (override_options): Move handling
13836 of TARGET_SUBTARGET* earlier.
13838 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
13840 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
13843 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
13845 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
13846 emited outside of basic block.
13847 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
13848 the created blocks.
13849 * rtl.h (delete_insn_chain): Declaration changed.
13850 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
13852 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
13853 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
13854 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
13855 to delete_insn_chain.
13856 (rtl_verify_flow_info_1): Verify that the insns in header and footer
13857 do not have bb field set.
13858 (rtl_verify_flow_info): Verify that insns between basic blocks do not
13860 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
13861 * cfgcleanup.c (try_optimize_cfg): Ditto.
13863 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13865 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
13866 (lambda_body_vector_new): Use type safe memory macros.
13867 (lambda_linear_expression_new): Likewise.
13868 (lambda_loopnest_new): Likewise.
13869 (lambda_lattice_new): Likewise.
13870 (replace_uses_equiv_to_x_with_y): Cast according to the coding
13871 conventions. Use type safe memory macros.
13872 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
13873 (lambda_body_vector_s): Likewise.
13874 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
13875 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
13877 2007-06-06 Richard Guenther <rguenther@suse.de>
13879 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
13880 if we need to schedule cfg_cleanup.
13881 (tree_ssa_forward_propagate_single_use_vars): Do so.
13883 2007-06-06 Ian Lance Taylor <iant@google.com>
13885 * fold-const.c (merge_ranges): If range_successor or
13886 range_predecessor fail, just return 0.
13888 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13890 PR tree-optimization/32216
13891 * tree-vectorizer.c (supportable_widening_operation): Determine
13892 signedness of FIX_TRUNC_EXPR from output operand.
13893 (supportable_narrowing_operation): Ditto.
13894 * tree-vect-generic.c (expand_vector_operations_1): Determine
13895 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
13896 from input operand.
13898 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13900 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
13901 (struct pta): ...from here. Change flags to unsigned to avoid
13902 excessive casting (as it is used as a bit mask).
13903 (override_options): Add casts according to the coding convenventions.
13904 (x86_64_elf_unique_section): Likewise.
13905 (examine_argument): Avoid using C++ keywords as variable names.
13906 (construct_container): Likewise.
13907 (legitimize_pic_address): Likewise.
13908 (get_dllimport_decl): Cast according to the coding conventions. Use
13909 type safe memory macros.
13910 (legitimize_address): Cast according to the coding conventions.
13911 (emit_i387_cw_initialization): Corrected the type of slot to enum
13913 (ix86_init_machine_status): Use type safe memory macros.
13914 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
13915 (bdesc_pcmpistr): Likewise.
13916 (bdesc_crc32): Likewise.
13917 (bdesc_sse_3arg): Likewise.
13918 (bdesc_2arg): Likewise.
13919 (bdesc_1arg): Likewise.
13920 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
13921 (ix86_expand_sse_pcmpistr): Likewise.
13922 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
13923 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
13924 int to match the langhook definition.
13925 (ix86_builtin_conversion): Change the type of code to unsigned init to
13926 match the langhook definition.
13927 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
13929 (ix86_preferred_output_reload_class): Likewise.
13930 (ix86_cannot_change_mode_class): Likewise.
13931 (ix86_memory_move_cost): Likewise.
13932 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
13933 avoid excessive casting later on.
13934 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
13936 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13938 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
13939 as flags setting insn.
13940 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
13942 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13944 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
13945 (UNSPEC_ROUND): New.
13946 ("sse4_1_round<mode>2"): New insn pattern.
13947 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
13949 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
13950 expander using SSEMODEF mode macro. Expand using
13951 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13952 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
13953 expander using SSEMODEF mode macro. Expand using
13954 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13955 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
13956 expander using SSEMODEF mode macro. Expand using
13957 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13958 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
13959 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
13960 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
13963 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
13964 Sebastian Pop <sebpop@gmail.com>
13966 * lambda.h (build_linear_expr): New.
13967 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
13968 Use build_linear_expr, call fold and force_gimple_operand.
13969 (lambda_loopnest_to_gcc_loopnest): Check that there is
13970 something to insert.
13971 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
13973 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
13975 PR preprocessor/23479
13976 * doc/extend.texi: Document the 0b-prefixed binary integer
13977 constant extension.
13979 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13981 PR tree-optimization/32215
13982 * tree-vectorizer.c (supportable_widening_operation): Return false
13983 for unsupported FIX_TRUNC_EXPR tree code.
13984 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
13986 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
13988 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
13989 register on SPE targets. Change documentation to reflect
13991 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
13992 Change FIXED_SCRATCH to 14 and document why we're keeping r14
13993 out of the register allocation pool.
13994 (rs6000_reg_live_or_pic_offset_p): New function.
13995 (rs6000_emit_prologue): Move the actual saving of LR up to free
13996 r0 for holding r11. Split saving of SPE 64-bit registers into
13997 its own case. Ensure that offsets will always be in-range for
13998 'evstdd' by using r11 as a scratch register to point at the start
13999 of the SPE save area. Save r11 if necessary, as it is the static
14001 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
14002 into its own case. Ensure that offsets will always be in-range
14003 for 'evldd' by using r11 as a scratch register to point at the
14004 start of the SPE save area. Also adjust r11 when restoring
14005 the stack pointer to compensate for pre-loading r11.
14007 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
14009 * cfg.c (init_flow): Use type safe memory macros.
14010 (alloc_block): Likewise.
14011 (unchecked_make_edge): Likewise.
14012 (dump_flow_info): Avoid using C++ keywords as variable names.
14013 (copy_original_table_clear): Cast according to the coding conventions.
14014 (copy_original_table_set): Likewise.
14015 * cfgexpand (label_rtx_for_bb): Likewise.
14016 (expand_gimple_basic_block): Likewise.
14017 * cfghooks.c (dump_bb): Likewise.
14018 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
14020 (lv_add_condition_to_bb): Likewise.
14021 * cfglayout (relink_block_chain): Cast according to the coding
14023 (fixup_reorder_chain): Likewise.
14024 (fixup_fallthru_exit_predecessor): Likewise.
14025 * cfgloop.c (glb_enum_p): Likewise.
14026 (get_exit_description): Likewise.
14027 (dump_recorded_exit): Likewise.
14028 * cfgloop.h (enum loop_estimation): Move out of struct scope...
14029 (struct loop): ... from here.
14030 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
14032 * cfgrtl.c (rtl_create_basic_block): Likewise.
14033 (rtl_split_block): Likewise.
14034 (rtl_dump_bb): Likewise.
14035 (cfg_layout_split_block): Likewise.
14036 (init_rtl_bb_info): Use typesafe memory macros.
14038 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
14039 * graphds.h: Updated all usages of edge to graph_edge.
14040 * graphds.c: Likewise.
14041 * cfgloopanal.c: Likewise.
14043 2007-06-05 Ian Lance Taylor <iant@google.com>
14045 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
14046 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
14047 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
14049 (test_for_singularity): Likewise.
14051 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
14053 * config/i386/constraints.md ("Y2"): Replaced by ...
14055 * config/i386/i386.md: Likewise.
14056 * config/i386/mmx.md: Likewise.
14057 * config/i386/sse.md: Likewise.
14059 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
14061 * config/i386/constraints.md ("z"): Replaced by ...
14063 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
14064 (sse4_1_blendvps): Likewise.
14065 (sse4_1_pblendvb): Likewise.
14066 (sse4_2_pcmpestr): Likewise.
14067 (sse4_2_pcmpestrm): Likewise.
14068 (sse4_2_pcmpestr_cconly): Likewise.
14069 (sse4_2_pcmpistr): Likewise.
14070 (sse4_2_pcmpistrm): Likewise.
14071 (sse4_2_pcmpistr_cconly): Likewise.
14073 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
14075 * matrix-reorg.c (transform_access_sites): Fix computation.
14076 (transform_allocation_sites): Same.
14078 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
14080 * config/i386/i386.c (override_options): Use
14081 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
14083 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
14085 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
14086 (nonimm_not_xmm0_operand): Ditto.
14087 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
14088 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
14089 as operand[2] predicate. Require "z" class XMM register for
14090 operand[3]. Adjust asm template.
14091 ("sse4_1_blendvpd"): Ditto.
14092 ("sse4_1_pblendvb"): Ditto.
14093 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
14094 force op2 into xmm0 register for variable blend instructions.
14096 2007-06-04 Tom Tromey <tromey@redhat.com>
14098 * c-tree.h (start_enum): Update.
14099 (build_enumerator): Likewise.
14100 * c-decl.c (enum_next_value): Removed.
14101 (enum_overflow): Likewise.
14102 (start_enum): Add c_enum_contents argument. Don't use globals.
14103 (build_enumerator): Likewise.
14104 * c-tree.h (struct c_enum_contents): New struct.
14106 2007-06-04 Tom Tromey <tromey@redhat.com>
14108 * c-common.c (c_common_get_alias_set): Fix indentation.
14110 2007-06-04 Ian Lance Taylor <iant@google.com>
14112 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
14113 to overflow, reduce overflow infinity to regular infinity.
14114 (vrp_var_may_overflow): New static function.
14115 (vrp_visit_phi_node): Check vrp_var_may_overflow.
14117 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
14119 * stor-layout.c (layout_type): Remove duplicate code.
14121 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
14124 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
14125 before build_common_builtin_nodes ().
14127 2007-06-04 Steve Ellcey <sje@cup.hp.com>
14130 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
14132 2007-06-04 Jan Hubicka <jh@suse.cz>
14134 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
14135 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
14136 instead of _stat version.
14138 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
14140 PR tree-optimization/32194
14141 * tree-predcom.c (determine_offset): Check that both references have
14144 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
14146 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
14147 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
14148 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
14149 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
14150 Add argument to iterate_fix_dominators call.
14151 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
14152 * gcse.c (hoist_code): Change domby to vector.
14153 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
14154 Add argument to iterate_fix_dominators call.
14155 * loop-doloop.c (doloop_modify): Changed recount_dominator to
14156 recompute_dominator.
14157 * lambda-code.c (perfect_nestify): Ditto.
14158 * cfgloopanal.c: Include graphds.h.
14159 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
14160 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
14161 (mark_irreducible_loops): Use graphds_scc. Remove argument from
14163 * graphds.c: New file.
14164 * graphds.h: New file.
14165 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
14166 (get_dominated_by, get_dominated_by_region): Change return type to
14168 (verify_dominators): Recompute all dominators and compare the results.
14169 (recount_dominator): Renamed to ...
14170 (recompute_dominator): ... this. Do not check that the block is
14171 dominated by entry.
14172 (iterate_fix_dominators): Reimplemented.
14173 (prune_bbs_to_update_dominators, root_of_dom_tree,
14174 determine_dominators_for_sons): New functions.
14175 * et-forest.c (et_root): New function.
14176 * et-forest.h (et_root): Declare.
14177 * Makefile.in (graphds.o): Add.
14178 (cfgloopanal.o): Add graphds.h dependency.
14179 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
14180 * basic-block.h (get_dominated_by, get_dominated_by_region,
14181 iterate_fix_dominators): Declaration changed.
14182 (recount_dominator): Renamed to ...
14183 (recompute_dominator): ... this.
14184 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
14185 (thread_through_all_blocks): Do not free dominance info.
14187 2007-06-03 Andreas Schwab <schwab@suse.de>
14189 * config/m68k/m68k.c (override_options): Don't override
14191 * config/m68k/m68k-modes.def (SF, DF): Define to use
14192 motorola_single_format and motorola_double_format, resp.
14193 * real.c (motorola_single_format): Renamed from
14194 coldfire_single_format.
14195 (motorola_double_format): Renamed from coldfire_double_format.
14196 (encode_ieee_extended): Generate a proper canonical NaN image
14197 respecting canonical_nan_lsbs_set.
14198 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
14200 * real.h: Adjust declarations.
14202 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
14205 * config/sh/sh.md (symGOT_load): Don't schedule insns when
14206 the symbol is generated with the stack protector.
14208 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
14210 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
14211 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
14213 * doc/extend.texi (interrupt): Mention m68k.
14215 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
14217 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
14218 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
14219 (ix86_expand_sse_pcmpestr): Do not check operands for
14220 "register_operand", when insn operand predicate is "register_operand".
14221 (ix86_expand_sse_pcmpistr): Ditto.
14223 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
14224 Uros Bizjak <ubizjak@gmail.com>
14226 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
14227 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
14228 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
14229 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
14230 * config/i386/constraints.md ("z"): New register constraint
14231 for members of SSE_FIRST_REG class.
14232 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
14233 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
14234 SSE_FIRST_REG class.
14235 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
14236 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
14237 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
14238 (IX86_BUILTIN_PCMPESTRM128): Likewise.
14239 (IX86_BUILTIN_PCMPESTRA128): Likewise.
14240 (IX86_BUILTIN_PCMPESTRC128): Likewise.
14241 (IX86_BUILTIN_PCMPESTRO128): Likewise.
14242 (IX86_BUILTIN_PCMPESTRS128): Likewise.
14243 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
14244 (IX86_BUILTIN_PCMPISTRI128): Likewise.
14245 (IX86_BUILTIN_PCMPISTRM128): Likewise.
14246 (IX86_BUILTIN_PCMPISTRA128): Likewise.
14247 (IX86_BUILTIN_PCMPISTRC128): Likewise.
14248 (IX86_BUILTIN_PCMPISTRO128): Likewise.
14249 (IX86_BUILTIN_PCMPISTRS128): Likewise.
14250 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
14251 (struct builtin_description): Change "flag" field to unsigned.
14252 (bdesc_pcmpestr): New builtin description table.
14253 (bdesc_pcmpistr): Likewise.
14254 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
14255 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
14256 Initialize pcmp[ei]str[im] insns for SSE4.2.
14257 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
14258 (ix86_expand_sse_pcmpistr): Likewise.
14259 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
14260 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
14261 (UNSPEC_PCMPISTR): Likewise.
14262 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
14263 (sse4_2_pcmpestri):New isns pattern.
14264 (sse4_2_pcmpestrm): Likewise.
14265 (sse4_2_pcmpestr_cconly): Likewise.
14266 (sse4_2_pcmpistr): New insn patern and splitter.
14267 (sse4_2_pcmpistri):New isns pattern.
14268 (sse4_2_pcmpistrm): Likewise.
14269 (sse4_2_pcmpistr_cconly): Likewise.
14270 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
14273 2007-06-01 David Daney <ddaney@avtrex.com>
14275 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
14276 LOADGP_ABSOLUTE and not binds_local_p.
14278 2007-06-01 Geoffrey Keating <geoffk@apple.com>
14280 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
14282 2007-06-01 Ian Lance Taylor <iant@google.com>
14284 * tree-vrp.c (compare_name_with_value): Always set
14285 used_strict_overflow if we get a result from the variable itself.
14287 2007-06-01 Ian Lance Taylor <iant@google.com>
14289 PR rtl-optimization/31455
14290 * lower-subreg.c (find_decomposable_subregs): Don't decompose
14291 subregs which have a cast between modes which are not tieable.
14293 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
14295 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
14296 breaks after return statements.
14298 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
14300 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
14301 only after no_new_pseudos.
14303 2007-05-31 Eric Christopher <echristo@apple.com>
14305 * expr.c (convert_move): Assert that we don't have a BLKmode
14307 (store_expr): Handle BLKmode moves by calling emit_block_move.
14309 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
14311 * c-typeck.c (build_indirect_ref): Include type in error message.
14312 (build_binary_op): Pass types to binary_op_error.
14313 * c-common.c (binary_op_error): Take two type arguments, print out
14315 * c-common.h (binary_op_error): Update prototype.
14317 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
14319 * config/i386/i386.c: Correct coments on -mno-sse4.
14321 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
14323 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
14324 (x86_64-*-*): Likewise.
14325 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
14326 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
14327 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
14328 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
14329 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
14330 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
14331 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
14332 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
14333 (OPTION_MASK_ISA_SSE4): Likewise.
14334 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
14335 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
14336 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
14337 (override_options): Support SSE4.2.
14338 (ix86_build_const_vector): Support SImode and DImode.
14339 (ix86_build_signbit_mask): Likewise.
14340 (ix86_expand_int_vcond): Support V2DImode.
14341 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
14342 (IX86_BUILTIN_CRC32HI): Likewise.
14343 (IX86_BUILTIN_CRC32SI): Likewise.
14344 (IX86_BUILTIN_CRC32DI): Likewise.
14345 (IX86_BUILTIN_PCMPGTQ): Likewise.
14346 (bdesc_crc32): Likewise.
14347 (bdesc_sse_3arg): Likewise.
14348 (ix86_expand_crc32): Likewise.
14349 (ix86_init_mmx_sse_builtins): Support SSE4.2.
14350 (ix86_expand_builtin): Likewise.
14351 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
14352 __SSE4_2__ for -msse4.2.
14353 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
14354 (CRC32MODE): Likewise.
14355 (crc32modesuffix): Likewise.
14356 (crc32modeconstraint): Likewise.
14357 (sse4_2_crc32<mode>): Likewise.
14358 (sse4_2_crc32di): Likewise.
14359 * config/i386/i386.opt (msse4.2): New for SSE4.2.
14361 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
14362 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
14363 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
14364 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
14365 (vcondu<mode>): Likewise.
14366 * doc/extend.texi: Document SSE4.2 built-in functions.
14367 * doc/invoke.texi: Document -msse4.2/-msse4.
14369 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
14371 PR tree-optimization/32160
14372 * tree-predcom.c (predcom_tmp_var): New function. Mark created
14373 variable as gimple reg.
14374 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
14376 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
14378 * gcc.c (main): Don't consider linker options when issuing the
14379 warning about a linker input file not being used.
14381 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14383 * tree-vrp.c (compare_names): Initialize sop.
14385 2007-05-30 Dirk Mueller <dmueller@suse.de>
14387 * cgraphunit.c (cgraph_analyze_function): Remove
14388 computation of inline parameters.
14390 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
14392 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
14394 2007-05-30 Richard Sandiford <richard@codesourcery.com>
14396 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
14397 Add vx-common.h. Include vxworks.h between vx-common.h and
14399 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
14401 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
14402 (TARGET_ASM_DESTRUCTOR): Likewise.
14403 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
14404 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
14405 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
14406 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
14407 (VXWORKS_ENDIAN_SPEC): Define.
14408 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
14409 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
14410 VXWORKS_* equivalents.
14411 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
14412 (ASM_FILE_START): Delete.
14413 (TARGET_VERSION): Reformat.
14414 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
14415 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
14416 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
14417 (FPBIT, DPBIT): Define.
14418 (fp-bit.c, dp-bit.c): New rules.
14419 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
14420 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
14421 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
14422 * config/arm/arm.h: Include vxworks-dummy.h.
14423 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
14424 Mark with ATTRIBUTE_UNUSED.
14425 (arm_override_options): Do not allow VxWorks RTP PIC to be used
14426 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
14427 make it incompatible with -msingle-pic-base.
14428 (arm_function_ok_for_sibcall): Return false for calls that might
14429 go through a VxWorks PIC PLT entry.
14430 (require_pic_register): New function, split out from...
14431 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
14433 (arm_load_pic_register): Handle the VxWorks RTP initialization
14434 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
14435 (arm_emit_call_insn): New function.
14436 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
14437 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
14438 (pic_offset_arm): New pattern.
14439 (call, call_value): Use arm_emit_call_insn.
14440 (call_internal, call_value_internal): New expanders.
14441 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
14442 VxWorks unless __PIC__.
14444 2007-05-30 Eric Christopher <echristo@gmail.com>
14446 * genrecog.c: Include regs.h in generated file.
14447 * genemit.c: Ditto. Fix up formatting.
14448 * config/mn10300/constraints.md: New.
14449 * config/mn10300/mn10300.md: Include.
14450 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
14451 Fix up for removed macro.
14452 * config/mn10300/predicates.md (call_address_operand): Ditto.
14453 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
14454 (CONST_OK_FOR_I): Ditto.
14455 (CONST_OK_FOR_J): Ditto.
14456 (CONST_OK_FOR_K): Ditto.
14457 (CONST_OK_FOR_L): Ditto.
14458 (CONST_OK_FOR_M): Ditto.
14459 (CONST_OK_FOR_N): Ditto.
14460 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
14464 (EXTRA_CONSTRAINT): Ditto.
14466 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
14468 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
14470 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
14471 OPTION_MASK_ISA_64BIT.
14472 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
14474 2007-05-30 Richard Guenther <rguenther@suse.de>
14476 PR middle-end/32152
14477 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
14478 types for comparison.
14479 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
14480 with original typed arguments.
14481 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
14483 2007-05-30 Jakub Jelinek <jakub@redhat.com>
14485 PR tree-optimization/31769
14486 * except.c (duplicate_eh_regions): Clear prev_try if
14487 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
14489 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
14491 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
14492 * tree-ssa-sink.c (statement_sink_location): Return basic block and
14493 bsi of the location where statements should be inserted.
14494 (sink_code_in_bb): Take bsi from statement_sink_location.
14495 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
14496 instead of bsi_start.
14497 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
14499 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
14500 (bsi_move_before): Document inconsistency with bsi_move_after.
14501 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
14503 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
14505 * config/i386/i386.h (TARGET_ABM): New define.
14506 (TARGET_POPCNT): Ditto.
14507 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
14508 New temporary defines to redefine from OPTION_ISA_* defines.
14509 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
14510 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
14511 (ix86_isa_flags): New extern int declaration.
14512 (TARGET_SUBTARGET_DEFAULT): New define.
14513 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
14514 (TARGET_SUBTARGET32_DEFAULT): Ditto.
14515 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
14516 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
14517 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
14518 * config/i386/darwin.h: Change TARGET_64BIT define to
14521 * config/i386/i386.opt (m3dnowa): Define as undocumented option
14522 using existing "ix86_isa_flags" varible.
14523 (m32, m64): Use existing "ix86_isa_flags" variable.
14524 (mmmx, m3dnow): Ditto.
14525 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
14526 (mabm): Define as non-negative option using "x86_abm" variable.
14527 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
14529 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
14530 Rewrite feature test bitmap.
14531 (ix86_isa_flags): New initialized global int varible.
14532 (ix86_isa_flags_explicit): New static int variable.
14533 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
14534 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
14535 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
14536 target_flags_explicit.
14537 (override_options): Remove "target_enable" and "target_disable" fields
14538 from "struct ptt". Update processor_target_table accordingly. Remove
14539 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
14540 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
14541 "target_flags" and "ix86_isa_flags_explicit" instead of
14542 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
14543 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
14544 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
14545 to true when either of PTA_POPCNT or PTA_ABM is set in
14546 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
14547 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
14548 processor_alias_table flags entry. Remove handling of
14549 "target_enable" and "target_disable" fields of processor_target_table.
14550 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
14551 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
14552 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
14553 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
14554 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
14556 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
14558 2007-05-29 David Daney <ddaney@avtrex.com>
14561 * config/mips/mips.c (mips_output_mi_thunk): Emit
14562 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
14564 2007-05-29 Hui-May Chang <hm.chang@apple.com>
14565 * config/i386/i386.c (ix86_function_regparm): Added checking of
14566 ix86_force_align_arg_pointer to determine the number of
14567 register parameters.
14569 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
14571 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
14572 (SET_DR_MISALIGNMENT): New.
14573 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
14574 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
14575 Use SET_DR_MISALIGNMENT.
14576 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
14578 * tree-data-ref.c (create_data_ref, compute_all_dependences,
14579 find_loop_nest): Export.
14580 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
14581 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
14582 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
14583 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
14585 (struct mem_ref): Add field reuse_distance.
14586 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
14587 Initialize reuse_distance field.
14588 (issue_prefetch_ref): Select temporality of prefetch according to
14590 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
14591 self_reuse_distance, determine_loop_nest_reuse): New functions.
14592 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
14593 (tree_ssa_prefetch_arrays): Dump L2 cache size.
14594 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
14597 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
14599 * tree-ssa-alias.c: Add aliasing overview.
14601 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
14602 Danny Smith <dannysmith@users.sourceforge.net>
14605 * config/i386/t-crtfm: Compile crtfastmath.o with
14606 -minline-all-stringops.
14607 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
14608 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
14610 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14612 * doc/md.texi: Document constraints on HP PA-RISC.
14614 * pa/constraints.md: New file.
14615 * pa.md: Include constraints.md.
14616 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
14617 (integer_store_memory_operand, ldil_cint_p): New functions.
14618 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
14619 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
14620 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
14621 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
14622 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
14624 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
14627 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
14628 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
14629 case POSTDECREMENT_EXPR>): Return the error_mark_node
14630 if either the real or imaginary parts would an
14633 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
14635 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
14636 name when we remove it from a call.
14638 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
14640 * targhooks.c (default_narrow_bitfield): Remove.
14641 * targhooks.h: Remove the prototype for
14642 default_narrow_bitfield.
14644 * langhooks-def.h: Remove the prototype for
14645 hook_get_alias_set_0.
14646 * langhooks.c (hook_get_alias_set_0): Remove.
14648 * global.c (EXECUTE_IF_CONFLICT): Remove.
14650 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
14653 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
14654 return true when truth_value_p is true and the type
14657 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
14659 * doc/install.texi (Prerequisites): We no longer require Autoconf
14660 2.13 for the top-level.
14662 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
14664 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
14665 memory access via x86_expand_vector_move_misalign() only for
14666 TImode values on 32-bit targets.
14668 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
14670 * matrix-reorg.c: New file. Implement matrix flattening and
14671 transposing optimization.
14672 * tree-pass.h: Add matrix reorg pass.
14673 * common.opt: Add fipa-mreorg flag.
14674 * Makefile.in: Add matrix-reorg.c.
14675 * passes.c: Add matrix reorg pass.
14676 * varpool.c (add_new_static_var): New function.
14677 * cgraph.h (add_new_static_var): Declare.
14679 2007-05-27 Eric Christopher <echristo@apple.com>
14681 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
14682 sp_offset depending on stack size. Save r12 depending
14683 on registers we're saving later.
14684 (rs6000_emit_epilogue): Update sp_offset depending only
14687 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
14689 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
14690 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
14691 * ifcvt.c (if_convert): Ditto.
14692 * tree-ssa-threadupdate.c (thread_block): Ditto.
14693 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
14694 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
14695 verify_loop_closed_ssa): Check number_of_loops instead of
14697 * predict.c (tree_estimate_probability): Ditto.
14698 * tree-if-conv.c (main_tree_if_conversion): Ditto.
14699 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
14700 * modulo-sched.c (sms_schedule): Ditto.
14701 * tree-scalar-evolution.c (scev_const_prop): Ditto.
14702 (scev_finalize): Do not do anything if scev analysis was not
14704 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
14705 current_loops == NULL.
14706 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
14707 * loop-init.c (loop_optimizer_init): Do not free current_loops when
14708 there are no loops.
14709 (loop_optimizer_finalize): Assert that loops were analyzed.
14710 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
14711 rtl_doloop): Check number_of_loops instead of current_loops.
14712 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
14713 current_loops == NULL.
14714 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
14715 gate_tree_vectorize tree_linear_transform, check_data_deps,
14716 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
14717 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
14718 Check number_of_loops instead of current_loops.
14719 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
14720 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
14721 free loops if available.
14722 (execute_pre): Do not pass do_fre to fini_pre.
14724 2007-05-27 Tobias Burnus <burnus@net-b.de>
14726 PR middle-end/32083
14727 * real.c (mpfr_from_real): Fix sign of -Inf.
14729 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
14731 * tree-vect-transform.c (vectorizable_conversion): Initialize
14732 tree_code variables to ERROR_MARK.
14733 (vectorizable_type_demotion): Likewise.
14734 (vectorizable_type_promotion): Likewise.
14736 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
14739 * config/i386/i386.md (movti): Handle push operands via
14740 ix86_expand_push().
14742 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
14744 * basic-block.h: Remove the prototype for merge_seq_blocks.
14745 * cfgcleanup.c (merge_seq_blocks): Remove.
14747 * tree-flow.h: Remove the prototype for is_aliased_with.
14748 * tree-ssa-alias.c (is_aliased_with): Remove.
14750 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
14752 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
14754 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
14756 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
14757 ix86_expand_sse4_unpack if SSE4.1 is enabled.
14758 (vec_unpacks_hi_v16qi): Likewise.
14759 (vec_unpacku_lo_v16qi): Likewise.
14760 (vec_unpacks_lo_v16qi): Likewise.
14761 (vec_unpacku_hi_v8hi): Likewise.
14762 (vec_unpacks_hi_v8hi): Likewise.
14763 (vec_unpacku_lo_v8hi): Likewise.
14764 (vec_unpacks_lo_v8hi): Likewise.
14765 (vec_unpacku_hi_v4si): Likewise.
14766 (vec_unpacks_hi_v4si): Likewise.
14767 (vec_unpacku_lo_v4si): Likewise.
14768 (vec_unpacks_lo_v4si): Likewise.
14770 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
14772 * c-typeck.c, config/arm/arm.c, config/darwin.c,
14773 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
14774 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
14775 follow spelling conventions in various
14776 warning/error/diagnostic messages.
14778 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
14779 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
14780 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
14781 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
14782 tree-vrp.c: Fix comment typos. Follow spelling conventions.
14783 * doc/tm.texi: Follow spelling conventions.
14785 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14788 * tree-ssa-forwprop.c
14789 (forward_propagate_addr_into_variable_array_index): Remove
14790 the lhs argument. Use the type of def_rhs instead of lhs.
14791 (forward_propagate_addr_expr_1): Update use of
14792 forward_propagate_addr_into_variable_array_index.
14794 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
14795 Nigel Stephens <nigel@mips.com>
14797 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
14798 function attributes, "far" being an alias for "long_call".
14799 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
14800 (mips_near_type_p, mips_far_type_p): New.
14801 (mips_comp_type_attributes): New function to check that attributes
14802 attached to a function type are compatible.
14803 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
14804 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
14805 to the target function of the thunk.
14806 (mips_encode_section_info): Check for "near" and "far" function
14807 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
14809 * config/mips/predicates.md (const_call_insn_operand): Test only
14810 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
14812 * doc/extend.texi (Function Attributes): Document MIPS "near" and
14815 * testsuite/gcc.target/mips/near-far-1.c: New test case.
14816 * testsuite/gcc.target/mips/near-far-2.c: New test case.
14817 * testsuite/gcc.target/mips/near-far-3.c: New test case.
14818 * testsuite/gcc.target/mips/near-far-4.c: New test case.
14820 2007-05-25 Eric Christopher <echristo@apple.com>
14822 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
14823 to x86-darwin configurations.
14824 * config/i386/t-darwin: Add softfp support.
14825 * config/i386/t-darwin64: Ditto.
14826 * config/i386/sfp-machine.h: If mach then don't use
14827 aliasing, emit a stub to call.
14829 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
14831 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
14832 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
14833 tree-predcom.c, tree-ssa-alias-warnings.c,
14834 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
14835 comment typos. Follow spelling conventions.
14836 * doc/cpp.texi, doc/invoke.texi: Fix typos.
14838 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
14841 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
14842 constants into memory. Expand unaligned memory references for
14843 SSE modes via x86_expand_vector_move_misalign() function.
14845 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
14847 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
14848 "memory" attribute for "sseishft" type insn without operands[2].
14850 2007-05-25 Dirk Mueller <dmueller@suse.de>
14851 Marcus Meissner <meissner@suse.de>
14853 * doc/extend.texi (alloc_size): New attribute.
14854 * c-common.c (handle_alloc_size_attribute): New.
14855 * tree-object-size.c (alloc_object_size): Use alloc_size
14856 attribute, if available.
14858 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
14860 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
14862 (__builtin_ia32_vec_ext_v2di): Likewise.
14863 (__builtin_ia32_vec_ext_v4si): Likewise.
14864 (__builtin_ia32_vec_ext_v8hi): Likewise.
14865 (__builtin_ia32_vec_ext_v16qi): Likewise.
14866 (__builtin_ia32_vec_set_v8hi): Likewise.
14868 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
14870 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
14872 2007-05-25 Richard Sandiford <richard@codesourcery.com>
14874 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
14875 (arm_is_longcall_p): Rename to...
14876 (arm_is_long_call_p): ...this. Take a single tree argument and
14878 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
14879 (CUMULATIVE_ARGS): Remove call_cookie.
14880 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
14881 (ENCODED_LONG_CALL_ATTR_P): Delete.
14882 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
14883 LONG_CALL_FLAG_CHAR cases.
14884 (ARM_DECLARE_FUNCTION_SIZE): Delete.
14885 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
14886 ARM_DECLARE_FUNCTION_SIZE.
14887 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
14888 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
14889 (arm_encode_call_attribute, current_file_function_operand): Delete.
14890 (arm_function_in_section_p): New function.
14891 (arm_is_longcall_p): Rename to...
14892 (arm_is_long_call_p): ...this. Take the target function as a single
14893 argument and return a bool. Do not rely on call cookies. Check
14894 whether the target symbol is in the same section as the current
14895 function, not just the same compilation unit.
14896 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
14897 (arm_encode_section_info): Don't encode a call type.
14898 * config/arm/arm.md (call, call_value): Update calls to
14899 arm_is_long(_)call_p. Simplify logic.
14900 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
14901 Update calls to arm_is_long(_)call_p.
14903 2007-05-25 Richard Guenther <rguenther@suse.de>
14905 PR tree-optimization/31982
14906 * tree-ssa-forwprop.c
14907 (forward_propagate_addr_into_variable_array_index): Handle arrays
14908 with element size one.
14910 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14912 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
14913 (umulsi3_highpart): Likewise.
14915 2007-05-24 Ian Lance Taylor <iant@google.com>
14917 PR rtl-optimization/32069
14918 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
14921 2007-05-24 Ollie Wild <aaw@google.com>
14923 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
14926 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
14928 * postreload-gcse.c (reg_changed_after_insn_p): New function.
14929 (oprs_unchanged_p): Use it to check all registers in a REG.
14930 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
14931 (reg_set_between_after_reload_p): Delete.
14932 (reg_used_between_after_reload_p): Likewise.
14933 (reg_set_or_used_since_bb_start): Likewise.
14934 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
14935 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
14936 Use reg_set_between_p instead of reg_set_between_after_reload_p.
14937 * rtlanal.c (reg_set_p): Check whether REG overlaps
14938 regs_invalidated_by_call, rather than just checking the
14939 membership of REGNO (REG).
14941 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14943 * doc/passes.texi: Document predictive commoning.
14944 * doc/invoke.texi (-fpredictive-commoning): Document.
14945 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
14946 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
14947 adding indices to the generated name.
14948 (schedule_sm): Pass 0 to get_lsm_tmp_name.
14949 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
14950 * tree-pretty-print.c (op_symbol_1): Renamed to ...
14951 (op_symbol_code): ... and exported.
14952 (dump_omp_clause, op_symbol): Use op_symbol_code
14953 instead of op_symbol_1.
14954 * tree-pass.h (pass_predcom): Declare.
14955 * timevar.def (TV_PREDCOM): New timevar.
14956 * tree-ssa-loop.c (run_tree_predictive_commoning,
14957 gate_tree_predictive_commoning, pass_predcom): New.
14958 * tree-data-ref.c (find_data_references_in_loop): Find the
14959 references in dominance order.
14960 (canonicalize_base_object_address): Ensure that the result has
14962 (dr_analyze_innermost): Export.
14963 (create_data_ref): Code to fail for references with invariant
14965 (find_data_references_in_stmt): ... here.
14966 * tree-data-ref.h (dr_analyze_innermost): Declare.
14967 * tree-affine.c: Include tree-gimple.h and hashtab.h.
14968 (aff_combination_find_elt, name_expansion_hash,
14969 name_expansion_eq, tree_to_aff_combination_expand,
14970 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
14972 * tree-affine.h (aff_combination_constant_multiple_p,
14973 tree_to_aff_combination_expand): Declare.
14974 * tree-predcom.c: New file.
14975 * common.opt (fpredictive-commoning): New option.
14976 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
14977 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
14978 * Makefile.in (tree-predcom.o): Add.
14979 (tree-affine.o): Add TREE_GIMPLE_H dependency.
14980 * passes.c (init_optimization_passes): Add dceloop after
14981 copy propagation in loop optimizer. Add predictive commoning
14982 to loop optimizer passes.
14984 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14986 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
14989 2007-05-24 Jan Hubicka <jh@suse.cz>
14991 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
14993 (genheader): Include statistics.h.
14995 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
14997 * print-rtl.c (flag_dump_unnumbered): Update comments.
14998 (print_rtl): Fix my previous change.
14999 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
15002 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
15004 PR middle-end/32018
15005 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
15007 (thread_through_all_blocks): Call initialize_original_copy_tables
15008 and free_original_copy_tables.
15009 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
15011 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
15012 * cfghooks.c (duplicate_block): Use get_loop_copy.
15013 * cfg.c: Include cfgloop.h.
15014 (loop_copy): New hash table.
15015 (initialize_original_copy_tables): Initialize loop_copy table.
15016 (free_original_copy_tables): Free loop_copy table.
15017 (copy_original_table_clear, copy_original_table_set,
15018 set_loop_copy, get_loop_copy): New functions.
15019 (set_bb_original, set_bb_copy): Use copy_original_table_set.
15020 * cfgloop.h (struct loop): Remove copy field.
15021 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
15022 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
15024 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
15026 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
15027 -msse/-msse2/-msse3.
15029 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
15031 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
15032 __builtin_ia32_vec_set_v2di with MASK_64BIT.
15034 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
15037 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
15038 * targhooks.h (default_mangle_decl_assembler_name): Declare
15040 * targhooks.c (default_mangle_decl_assembler_name): Define
15042 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
15044 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
15045 * langhooks.c (lhd_set_decl_assembler_name): Call
15046 targetm.mangle_decl_assembler_name for names with global scope.
15048 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
15050 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
15051 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
15053 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
15054 New. Factored out of i386_pe_encode_section_info.
15055 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
15056 Move check for prior decoration of stdcall
15057 symbols to i386_pe_encode_section_info.
15058 (i386_pe_encode_section_info): Adjust call to
15059 gen_stdcall_or_fastcall_suffix. Use
15060 i386_pe_maybe_mangle_decl_assembler_name, if needed.
15061 (i386_pe_mangle_decl_assembler_name): New. Wrap
15062 i386_pe_maybe_mangle_decl_assembler_name.
15064 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
15066 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
15067 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
15068 * langhooks.c (get_signed_or_unsigned_type): Don't check for
15069 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
15070 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
15073 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
15074 Nigel Stephens <nigel@mips.com>
15075 Richard Sandiford <richard@codesourcery.com>
15077 Fix up MIPS16 hard float and add support for complex.
15079 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
15080 (TARGET_SOFT_FLOAT_ABI): New.
15081 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
15082 __mips_soft_float to reflect the ABI in use, not whether the
15083 FPU is directly accessible (e.g., in MIPS16 mode).
15084 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
15085 (UNITS_PER_FPVALUE): Likewise.
15087 * config/mips/mips.c (mips_expand_call): Remove redundant
15088 TARGET_MIPS16 check.
15089 (mips_arg_regno): New.
15090 (function_arg_advance): When setting bits in cum->fp_code for
15091 MIPS16, don't subtract 1 from cum->arg_number, since it is now
15093 (function_arg): Use mips_arg_regno.
15094 (mips_return_mode_in_fpr_p): New.
15095 (mips16_call_stub_mode_suffix): New.
15096 (mips16_cfun_returns_in_fpr_p): New.
15097 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
15098 (mips_output_function_prologue): Test mips16_hard_float, not
15099 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
15100 (mips_expand_epilogue): Call MIPS16 helper routines to copy
15101 return value into a floating-point register.
15102 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
15103 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
15104 (mips16_fp_args): Handle MIPS32r2 ISA which supports
15105 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
15106 word of double arguments from or to the high bits of 64-bit
15107 floating point registers.
15108 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
15109 (mips16_fpret_double): New helper function.
15110 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
15111 support for complex modes. Fill in DECL_RESULT for stubdecl.
15112 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
15114 * config/mips/mips16.S
15115 (RET, ARG1, ARG2): New.
15116 (MERGE_GPRf, MERGE_GPRt): New.
15117 (DELAYt, DELAYf): New.
15118 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
15119 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
15120 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
15121 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
15122 (SFOP): Renamed to...
15123 (OPSF3): This, and macro-ified. Updated all uses.
15124 (SFOP2): Renamed to...
15125 (OPSF2): This, and macro-ified. Updated all uses.
15126 (SFCMP): Renamed to...
15127 (CMPSF): This, and macro-ified. Updated all uses.
15128 (SFREVCMP): Renamed to...
15129 (REVCMPSF): This, and macro-ified. Updated all uses.
15130 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
15131 (LDDBL1, LDDBL2, RETDBL): Deleted.
15132 (DFOP): Renamed to...
15133 (OPDF3): This, and macro-ified. Updated all uses.
15134 (DFOP2): Renamed to...
15135 (OPDF2): This, and macro-ified. Updated all uses.
15136 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
15137 (DFCMP): Renamed to...
15138 (CMPDF): This, and macro-ified. Updated all uses.
15139 (DFREVCMP): Renamed to...
15140 (REVCMPDF): This, and macro-ified. Updated all uses.
15141 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
15142 (RET_FUNCTION): New.
15143 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
15144 (__mips16_ret_sc, __mips16_ret_dc): New.
15145 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
15146 STUB_ARGS_6, STUB_ARGS_10): New.
15147 (CALL_STUB_NO_RET): New.
15148 (__mips16_call_stub_1): Macro-ified.
15149 (__mips16_call_stub_5): Macro-ified.
15150 (__mips16_call_stub_2): Macro-ified.
15151 (__mips16_call_stub_6): Macro-ified.
15152 (__mips16_call_stub_9): Macro-ified.
15153 (__mips16_call_stub_10): Macro-ified.
15154 (CALL_STUB_RET): New.
15155 (__mips16_call_stub_sf_0): Macro-ified.
15156 (__mips16_call_stub_sf_1): Macro-ified.
15157 (__mips16_call_stub_sf_5): Macro-ified.
15158 (__mips16_call_stub_sf_2): Macro-ified.
15159 (__mips16_call_stub_sf_6): Macro-ified.
15160 (__mips16_call_stub_sf_9): Macro-ified.
15161 (__mips16_call_stub_sf_10): Macro-ified.
15162 (__mips16_call_stub_df_0): Macro-ified.
15163 (__mips16_call_stub_df_1): Macro-ified.
15164 (__mips16_call_stub_df_5): Macro-ified.
15165 (__mips16_call_stub_df_2): Macro-ified.
15166 (__mips16_call_stub_df_6): Macro-ified.
15167 (__mips16_call_stub_df_9): Macro-ified.
15168 (__mips16_call_stub_df_10): Macro-ified.
15169 (__mips16_call_stub_sc_0): New.
15170 (__mips16_call_stub_sc_1): New.
15171 (__mips16_call_stub_sc_5): New.
15172 (__mips16_call_stub_sc_2): New.
15173 (__mips16_call_stub_sc_6): New.
15174 (__mips16_call_stub_sc_9): New.
15175 (__mips16_call_stub_sc_10): New.
15176 (__mips16_call_stub_dc_0): New.
15177 (__mips16_call_stub_dc_1): New.
15178 (__mips16_call_stub_dc_5): New.
15179 (__mips16_call_stub_dc_2): New.
15180 (__mips16_call_stub_dc_6): New.
15181 (__mips16_call_stub_dc_9): New.
15182 (__mips16_call_stub_dc_10): New.
15184 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
15185 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
15186 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
15188 2007-05-23 Ian Lance Taylor <iant@google.com>
15190 * doc/invoke.texi (Invoking GCC): Document that the order of the
15193 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
15196 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
15197 * config/score/predicate.md (const_pow2, const_npow2): Remove.
15198 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
15202 * config/score/score.c (score_print_operand): Make sure that only
15203 lower bits are used.
15205 2007-05-22 Ian Lance Taylor <iant@google.com>
15207 * tree-vrp.c (avoid_overflow_infinity): New static function,
15208 broken out of set_value_range_to_value.
15209 (set_value_range_to_value): Call avoid_overflow_infinity.
15210 (extract_range_from_assert): Likewise.
15212 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
15214 PR middle-end/31095
15215 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
15216 change the type before looking for a COMPOUND_EXPR.
15218 2007-05-22 Ian Lance Taylor <iant@google.com>
15220 * lower-subreg.c (decompose_multiword_subregs): If we change an
15221 insn, call remove_retval_note on it.
15223 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
15225 * regs.h (end_hard_regno): New function.
15226 (END_HARD_REGNO, END_REGNO): New macros.
15227 (add_to_hard_reg_set): New function.
15228 (remove_from_hard_reg_set): Likewise.
15229 (in_hard_reg_set_p): Likewise.
15230 (overlaps_hard_reg_set_p): Likewise.
15231 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
15232 (note_btr_set): Use END_HARD_REGNO.
15233 * caller-save.c (setup_save_areas): Use end_hard_regno.
15234 (mark_set_regs): Use END_HARD_REGNO.
15235 (add_stored_regs): Use end_hard_regno.
15236 (mark_referenced_regs): Use add_to_hard_reg_set.
15237 * combine.c (update_table_tick): Use END_REGNO.
15238 (record_value_for_reg): Likewise.
15239 (record_dead_and_set_regs): Likewise.
15240 (get_last_value_validate): Likewise.
15241 (use_crosses_set_p): Likewise.
15242 (reg_dead_at_p_1): Likewise.
15243 (reg_dead_at_p): Likewise.
15244 (mark_used_regs_combine): Use add_to_hard_reg_set.
15245 (move_deaths): Use END_HARD_REGNO.
15246 (reg_bitfield_target_p): Use end_hard_regno.
15247 (distribute_notes): Use END_HARD_REGNO.
15248 * cse.c (mention_regs): Use END_REGNO.
15249 (insert): Use add_to_hard_reg_set.
15250 (invalidate): Use END_HARD_REGNO.
15251 (invalidate_for_call): Likewise.
15252 (exp_equiv_p): Use END_REGNO.
15253 (cse_insn): Likewise.
15254 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
15255 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
15256 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
15257 * function.c (keep_stack_depressed): Use end_hard_regno.
15258 * global.c (global_alloc): Use end_hard_regno.
15259 (global_conflicts): Use add_to_hard_reg_set instead of
15261 (find_reg): Likewise.
15262 (mark_reg_store): Likewise.
15263 (mark_reg_conflicts): Likewise.
15264 (mark_reg_death): Use remove_from_hard_reg_set.
15265 (mark_reg_live_nc): Delete.
15266 (set_preference): Use end_hard_regno.
15267 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
15268 remove_from_hard_reg_set.
15269 (post_mark_life): Use add_to_hard_reg_set.
15270 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
15271 (reg_becomes_live): Use add_to_hard_reg_set.
15272 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
15273 (peep2_find_free_register): Use add_to_hard_reg_set.
15274 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
15275 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
15276 * regrename.c (note_sets): Use add_to_hard_reg_set.
15277 (clear_dead_regs): Use remove_from_hard_reg_set.
15278 (regrename_optimize): Use add_to_hard_reg_set.
15279 (find_oldest_value_reg): Use in_hard_reg_set_p.
15280 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
15281 (hard_reg_set_here_p): Use end_hard_regno.
15282 (decompose): Likewise.
15283 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
15284 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
15285 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
15286 (mark_home_live): Use end_hard_regno.
15287 (spill_hard_reg): Likewise.
15288 (clear_reload_reg_in_use): Likewise.
15289 * reorg.c (delete_prior_computation): Use END_REGNO.
15290 * resource.c (update_live_status): Use END_HARD_REGNO.
15291 (mark_referenced_resources): Use add_to_hard_reg_set.
15292 (mark_set_resources): Likewise.
15293 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
15294 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
15295 (reg_overlap_mentioned_p): Likewise.
15296 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
15297 (covers_regno_no_parallel_p): Use END_REGNO.
15298 (find_regno_note): Likewise.
15299 (find_reg_fusage): Use END_HARD_REGNO.
15300 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
15301 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
15303 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
15305 * mode-switching.c (reg_dies): Change type of second argument to
15307 (optimize_mode_switching): Update accordingly.
15309 2007-05-22 Richard Sandiford <richard@codesourcery.com>
15311 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
15313 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
15314 (hard_reg_set_empty_p): ...these new functions.
15315 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
15316 GO_IF_HARD_REG_SUBSET.
15317 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
15318 instead of GO_IF_HARD_REG_EQUAL.
15319 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
15320 instead of GO_IF_HARD_REG_EQUAL.
15321 * global.c (find_reg): Use hard_reg_set_empty_p instead of
15322 GO_IF_HARD_REG_SUBSET.
15323 (modify_reg_pav): Use hard_reg_set_empty_p instead of
15324 GO_IF_HARD_REG_EQUAL.
15325 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
15326 of GO_IF_HARD_REG_SUBSET.
15327 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
15328 instead of GO_IF_HARD_REG_EQUAL.
15329 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
15330 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
15331 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
15332 of GO_IF_HARD_REG_SUBSET,
15333 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
15334 GO_IF_HARD_REG_SUBSET.
15335 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
15336 instead of GO_IF_HARD_REG_EQUAL.
15337 * config/sh/sh.c (push_regs, calc_live_regs): Use
15338 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
15339 (hard_regs_intersect_p): Delete.
15341 2007-05-22 Janis Johnson <janis187@us.ibm.com>
15343 * doc/sourcebuild.texi (Test Directives) Add dg-message.
15345 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
15346 Richard Henderson <rth@redhat.com>
15348 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
15350 (x86_64-*-*): Likewise.
15352 * i386/i386-modes.def (V2QI): New.
15354 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
15356 (override_options): Support SSE4.1.
15357 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
15358 (IX86_BUILTIN_BLENDPS): Likewise.
15359 (IX86_BUILTIN_BLENDVPD): Likewise.
15360 (IX86_BUILTIN_BLENDVPS): Likewise.
15361 (IX86_BUILTIN_PBLENDVB128): Likewise.
15362 (IX86_BUILTIN_PBLENDW128): Likewise.
15363 (IX86_BUILTIN_DPPD): Likewise.
15364 (IX86_BUILTIN_DPPS): Likewise.
15365 (IX86_BUILTIN_INSERTPS128): Likewise.
15366 (IX86_BUILTIN_MOVNTDQA): Likewise.
15367 (IX86_BUILTIN_MPSADBW128): Likewise.
15368 (IX86_BUILTIN_PACKUSDW128): Likewise.
15369 (IX86_BUILTIN_PCMPEQQ): Likewise.
15370 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
15371 (IX86_BUILTIN_PMAXSB128): Likewise.
15372 (IX86_BUILTIN_PMAXSD128): Likewise.
15373 (IX86_BUILTIN_PMAXUD128): Likewise.
15374 (IX86_BUILTIN_PMAXUW128): Likewise.
15375 (IX86_BUILTIN_PMINSB128): Likewise.
15376 (IX86_BUILTIN_PMINSD128): Likewise.
15377 (IX86_BUILTIN_PMINUD128): Likewise.
15378 (IX86_BUILTIN_PMINUW128): Likewise.
15379 (IX86_BUILTIN_PMOVSXBW128): Likewise.
15380 (IX86_BUILTIN_PMOVSXBD128): Likewise.
15381 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
15382 (IX86_BUILTIN_PMOVSXWD128): Likewise.
15383 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
15384 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
15385 (IX86_BUILTIN_PMOVZXBW128): Likewise.
15386 (IX86_BUILTIN_PMOVZXBD128): Likewise.
15387 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
15388 (IX86_BUILTIN_PMOVZXWD128): Likewise.
15389 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
15390 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
15391 (IX86_BUILTIN_PMULDQ128): Likewise.
15392 (IX86_BUILTIN_PMULLD128): Likewise.
15393 (IX86_BUILTIN_ROUNDPD): Likewise.
15394 (IX86_BUILTIN_ROUNDPS): Likewise.
15395 (IX86_BUILTIN_ROUNDSD): Likewise.
15396 (IX86_BUILTIN_ROUNDSS): Likewise.
15397 (IX86_BUILTIN_PTESTZ): Likewise.
15398 (IX86_BUILTIN_PTESTC): Likewise.
15399 (IX86_BUILTIN_PTESTNZC): Likewise.
15400 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
15401 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
15402 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
15403 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
15404 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
15405 (bdesc_ptest): New.
15406 (bdesc_sse_3arg): Likewise.
15407 (bdesc_2arg): Likewise.
15408 (bdesc_1arg): Likewise.
15409 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
15411 (ix86_expand_sse_4_operands_builtin): New.
15412 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
15413 smaller than 8 bits as the 2nd arg.
15414 (ix86_expand_sse_ptest): New.
15415 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
15416 (ix86_expand_vector_set): Support SSE4.1.
15417 (ix86_expand_vector_extract): Likewise.
15419 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
15420 __SSE4_1__ for -msse4.1.
15422 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
15423 (UNSPEC_INSERTPS): Likewise.
15424 (UNSPEC_DP): Likewise.
15425 (UNSPEC_MOVNTDQA): Likewise.
15426 (UNSPEC_MPSADBW): Likewise.
15427 (UNSPEC_PHMINPOSUW): Likewise.
15428 (UNSPEC_PTEST): Likewise.
15429 (UNSPEC_ROUNDP): Likewise.
15430 (UNSPEC_ROUNDS): Likewise.
15432 * config/i386/i386.opt (msse4.1): New for SSE4.1.
15434 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
15435 (const_pow2_1_to_32768_operand): Likewise.
15437 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
15440 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
15442 (sse4_1_insertps): Likewise.
15443 (*sse4_1_extractps): Likewise.
15444 (sse4_1_ptest): Likewise.
15445 (sse4_1_mulv2siv2di3): Likewise.
15446 (*sse4_1_mulv4si3): Likewise.
15447 (*sse4_1_smax<mode>3): Likewise.
15448 (*sse4_1_umax<mode>3): Likewise.
15449 (*sse4_1_smin<mode>3): Likewise.
15450 (*sse4_1_umin<mode>3): Likewise.
15451 (sse4_1_eqv2di3): Likewise.
15452 (*sse4_1_pinsrb): Likewise.
15453 (*sse4_1_pinsrd): Likewise.
15454 (*sse4_1_pinsrq): Likewise.
15455 (*sse4_1_pextrb): Likewise.
15456 (*sse4_1_pextrb_memory): Likewise.
15457 (*sse4_1_pextrw_memory): Likewise.
15458 (*sse4_1_pextrq): Likewise.
15459 (sse4_1_blendpd): Likewise.
15460 (sse4_1_blendps): Likewise.
15461 (sse4_1_blendvpd): Likewise.
15462 (sse4_1_blendvps): Likewise.
15463 (sse4_1_dppd): Likewise.
15464 (sse4_1_dpps): Likewise.
15465 (sse4_1_movntdqa): Likewise.
15466 (sse4_1_mpsadbw): Likewise.
15467 (sse4_1_packusdw): Likewise.
15468 (sse4_1_pblendvb): Likewise.
15469 (sse4_1_pblendw): Likewise.
15470 (sse4_1_phminposuw): Likewise.
15471 (sse4_1_extendv8qiv8hi2): Likewise.
15472 (*sse4_1_extendv8qiv8hi2): Likewise.
15473 (sse4_1_extendv4qiv4si2): Likewise.
15474 (*sse4_1_extendv4qiv4si2): Likewise.
15475 (sse4_1_extendv2qiv2di2): Likewise.
15476 (*sse4_1_extendv2qiv2di2): Likewise.
15477 (sse4_1_extendv4hiv4si2): Likewise.
15478 (*sse4_1_extendv4hiv4si2): Likewise.
15479 (sse4_1_extendv2hiv2di2): Likewise.
15480 (*sse4_1_extendv2hiv2di2): Likewise.
15481 (sse4_1_extendv2siv2di2): Likewise.
15482 (*sse4_1_extendv2siv2di2): Likewise.
15483 (sse4_1_zero_extendv8qiv8hi2): Likewise.
15484 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
15485 (sse4_1_zero_extendv4qiv4si2): Likewise.
15486 (*sse4_1_zero_extendv4qiv4si2): Likewise.
15487 (sse4_1_zero_extendv2qiv2di2): Likewise.
15488 (*sse4_1_zero_extendv2qiv2di2): Likewise.
15489 (sse4_1_zero_extendv4hiv4si2): Likewise.
15490 (*sse4_1_zero_extendv4hiv4si2): Likewise.
15491 (sse4_1_zero_extendv2hiv2di2): Likewise.
15492 (*sse4_1_zero_extendv2hiv2di2): Likewise.
15493 (sse4_1_zero_extendv2siv2di2): Likewise.
15494 (*sse4_1_zero_extendv2siv2di2): Likewise.
15495 (sse4_1_roundpd): Likewise.
15496 (sse4_1_roundps): Likewise.
15497 (sse4_1_roundsd): Likewise.
15498 (sse4_1_roundss): Likewise.
15499 (mulv4si3): Don't expand for SSE4.1.
15500 (smax<mode>3): Likewise.
15501 (umaxv4si3): Likewise.
15502 (uminv16qi3): Likewise.
15503 (umin<mode>3): Likewise.
15504 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
15506 * doc/extend.texi: Document SSE4.1 built-in functions.
15508 * doc/invoke.texi: Document -msse4.1.
15510 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
15512 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
15513 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
15514 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
15515 (ASM_SPEC): Add asm_pcrel_spec.
15516 (EXTRA_SPECS): Add asm_pcrel_spec.
15518 2007-05-21 David Daney <ddaney@avtrex.com>
15520 * doc/install.texi (Building a cross compiler): Add requirements
15521 for Java cross compiler.
15523 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15525 PR middle-end/31995
15526 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
15527 Add loopno argument. Use evolution_function_is_invariant_rec_p
15528 instead of evolution_function_is_constant_p.
15529 Update calls to evolution_function_is_affine_multivariate_p.
15530 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
15531 Add loopno argument.
15532 * tree-scalar-evolution.c (gather_chrec_stats): Call
15533 evolution_function_is_affine_multivariate_p with a loop
15535 * tree-data-ref.c (analyze_miv_subscript): Likewise.
15536 (analyze_overlapping_iterations): Likewise.
15537 (access_functions_are_affine_or_constant_p): Likewise.
15538 (build_classic_dist_vector_1): If the access functions
15539 are equal, don't do anything.
15541 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
15542 Paolo Carlini <pcarlini@suse.de>
15543 Uros Bizjak <ubizjak@gmail.com>
15545 * c-cppbuiltin.c (c_cpp_builtins): Define
15546 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
15547 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
15548 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
15549 * doc/cpp.texi ([Standard Predefined Macros]): Document.
15551 2007-05-21 Mike Stump <mrs@apple.com>
15553 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
15555 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
15557 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
15559 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
15560 implementation if __OPTIMIZE__ is not defined.
15561 (_mm_alignr_pi8): Ditto.
15562 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
15563 (_mm_inserti_si64): Ditto.
15564 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
15565 (_mm_slli_epi16): Ditto.
15566 (_mm_slli_epi32): Ditto.
15567 (_mm_slli_epi64): Ditto.
15568 (_mm_srai_epi16): Ditto.
15569 (_mm_srai_epi32): Ditto.
15570 (_mm_srli_si128): Ditto.
15571 (_mm_slli_si128): Ditto.
15572 (_mm_srli_epi16): Ditto.
15573 (_mm_srli_epi32): Ditto.
15574 (_mm_srli_epi64): Ditto.
15575 (_mm_extract_epi16): Ditto.
15576 (_mm_insert_epi16): Ditto.
15577 (_mm_shufflehi_epi16): Ditto.
15578 (_mm_shufflelo_epi16): Ditto.
15579 (_mm_shuffle_epi32): Ditto.
15580 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
15581 (_m_pextrw): Ditto.
15582 (_mm_insert_pi16): Ditto.
15583 (_m_pinsrw): Ditto.
15584 (_mm_shuffle_pi16): Ditto.
15585 (_m_pshufw): Ditto.
15586 (_mm_shufle_ps): Ditto.
15587 (_mm_prefetch): Ditto.
15589 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
15591 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
15592 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
15593 * real.c (encode_i370_single, decode_i370_single,
15594 encode_i370_double, decode_i370_double): Functions removed.
15595 (i370_single_format, i370_double_format): Initializations removed.
15596 (real_maxval, round_for_format, exact_real_truncate, significand_size):
15597 Consider the log2_b field to always be one.
15598 (ieee_single_format, mips_single_format, coldfire_single_format,
15599 ieee_double_format, mips_double_format, coldfire_double_format,
15600 ieee_extended_motorola_format, ieee_extended_intel_96_format,
15601 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
15602 ibm_extended_format, mips_extended_format, ieee_quad_format,
15603 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
15604 decimal_single_format, decimal_double_format, decimal_quad_format,
15605 c4x_single_format, c4x_extended_format, real_internal_format): Remove
15606 initialization of log2_b.
15607 * real.h (i370_single_format, i370_double_format): Declarations
15609 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
15610 field to always be one.
15612 2007-05-21 Andreas Schwab <schwab@suse.de>
15614 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
15615 NOTE_INSN_BASIC_BLOCK_P.
15616 (process_for_unwind_directive): Likewise.
15618 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
15620 * builtins.c (expand_builtin_setjmp_setup): Update comment.
15621 * function.h (struct function): Move va_list_gpr_size,
15622 va_list_fpr_size, function_frequency to front of bitfields. Add
15624 (current_function_calls_unwind_init): New.
15625 * except.c (expand_builtin_unwind_init): Set
15626 current_function_calls_unwind_init not
15627 current_function_has_nonlocal_label.
15628 * reload1.c (has_nonexceptional_receiver): New.
15629 (reload): Use it and current_function_calls_unwind_init to
15630 determine whether call-saved regs must be saved.
15632 2007-05-20 Jan Hubicka <jh@suse.cz>
15634 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
15635 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15636 * ddg.c (create_ddg): LIkewise.
15637 * final.c (final): Remove hunk moving line number notes around since
15638 they are no longer present at this stage.
15639 (final_scan_insn): Use NOTE_KIND instead of
15640 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15641 (output_asm_label): Likewise.
15642 * reorg.c (dbr_schedule): Likewise.
15643 * haifa-sched.c (unlink_other_notes): Likewise.
15644 * mode-switching.c (optimize_mode_switching): Likewise.
15645 * graph.c (start_bb): Likewise.
15646 * rtl.def (NOTE): Update description.
15647 * jump.c (squeeze_notes): Delete.
15648 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
15649 NOTE_INSN_BASIC_BLOCK_P when possible.
15650 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
15651 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
15652 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15653 (dwarf2out_var_location): Likewise.
15654 * cfgbuild.c (make_edges): Likewise.
15655 (find_basic_blocks_1): Likewise.
15656 * function.c (reorder_blocks_1): Likewise.
15657 (epilogue_done): Likewise.
15658 (reposition_prologue_and_epilogue_notes): Likewise.
15659 * print-rtl.c (print_rtx): Likewise; drop code for printing
15661 (print_rtl): Likewise.
15662 (print_rtl_single): Likewise.
15663 * gcse.c (insert_insn_start_bb): Likewise.
15664 * alias.c (init_alias_analysis): Likewise.
15665 * calls.c (fixup_tail_calls): Likewise.
15666 * except.c (sjlj_emit_function_enter): Likewise.
15667 * emit-rtl.c (add_insn_after): Likeiwse.
15668 (emit_label_before): Likewise.
15669 (emit_label_after): Likewise.
15670 (emit_note_before, emit_note_after, emit_note): Update
15671 parameter to be enum insn_note; do not deal with source
15673 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
15674 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
15676 (merge_blocks_move_successor_nojumps): Simplify now when
15677 we don't have BLOCK notes.
15678 (try_optimize_cfg): Likewise.
15679 * cfglayout.c (skip_insns_after_block): Likewise.
15680 (record_effective_endpoints): Likewise.
15681 (duplicate_insn_chain): Likewise.
15682 * varasm.c (output_constant_pool_1): Likewise.
15683 * sched-deps.c (sched_analyze): Likewise.
15684 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
15686 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
15687 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
15688 (SET_INSN_DELETED): Simplify.
15689 (NOTE_LINE_NUMBER): Exterminate.
15690 (NOTE_LINE_KIND): New.
15691 (NOTE_INSN_BASIC_BLOCK_P): Update.
15692 (enum insn_note): Simplify.
15693 (GET_NOTE_INSN_NAME) Simplify.
15694 (emit_note_before, emit_note_after, emit_note): Update prototype.
15695 (squeeze_notes): Remove.
15696 * sched-int.h (NOTE_NOT_BB_P): Update.
15697 * resource.c (mark_target_live_regs): Update.
15698 * sched-rgn.c (debug_dependencies): Update.
15699 * sched-vis.c (print_insn): Update.
15700 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
15701 * config/i386/i386.c (ix86_output_function_epilogue): Update.
15702 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
15703 (TARGET_ADJUST_UNROLL_MAX): Likewise.
15704 (split_branches): Update.
15705 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
15707 (sh_adjust_unroll_max): Exterminate.
15708 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
15709 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
15710 (m68hc11_reorg): Likewise.
15711 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
15712 (emit_predicate_relation_info): Update.
15713 (process_for_unwind_directive): Update.
15714 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
15715 (output_call): Update.
15716 * config/pa/pa.c (output_lbranch): Update.
15717 (output_millicode_call): Update.
15718 (output_call): Update.
15719 (pa_combine_instructions): Update.
15720 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
15721 * config/bfin/bfin.c (gen_one_bundle): Update.
15722 * cfgrtl.c (can_delete_note_p): Update.
15723 (delete_insn): Update.
15724 (rtl_merge_blocks): Update.
15725 (commit_one_edge_insertion): Update.
15726 (rtl_verify_flow_info): Update.
15727 * stmt.c (expand_case): Do not call squeeze_notes.
15729 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15736 * c.opt (Wtype-limits): New.
15737 * doc/invoke.texi (Wtype-limits): Document it.
15738 (Wextra): Enabled by -Wextra.
15739 * c-opts.c (c_common_post_options): Enabled by -Wextra.
15740 * c-common.c (shorten_compare): Warn with Wtype-limits.
15742 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
15744 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
15745 inlined function, not as a macro.
15746 (_mm_alignr_pi8): Ditto.
15747 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
15748 (_mm_inserti_si64): Ditto.
15749 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
15750 (_mm_extract_epi16): Ditto.
15751 (_mm_insert_epi16): Ditto.
15752 (_mm_shufflehi_epi16): Ditto.
15753 (_mm_shufflelo_epi16): Ditto.
15754 (_mm_shuffle_epi32): Ditto.
15755 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
15756 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
15758 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
15760 (_m_to_float): Use C89 compatible assignment.
15762 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
15765 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
15767 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15770 * doc/invoke.texi (Wreturn-type): Complete description.
15771 (Wextra): Delete item about return-type warning.
15772 * c-decl.c: Delete redundant Wextra warning.
15774 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
15777 * config/i386/pmmintrin.h: Do not include xmmintrin.h
15778 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
15779 inlined function, not as a macro.
15780 (_mm_prefetch): Ditto.
15781 (_m_pextrw): Ditto.
15782 (_mm_insert_pi16): Ditto.
15783 (_m_pinsrw): Ditto.
15784 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
15785 (_m_pshufw): Ditto. Add const to __N argument.
15786 (_mm_shufle_ps): Ditto. Add const to __mask argument.
15787 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
15788 (_mm_slli_epi32): Ditto.
15789 (_mm_srli_si128): Implement as always inlined function, not as a
15790 macro. Add __inline to function declaration.
15791 (_mm_slli_si128): Ditto.
15793 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
15795 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
15796 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
15798 (struct fenv): New structure.
15799 (FP_HANDLE_EXCEPTIONS): New define.
15800 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
15801 (_FP_DECL_EXP): New define.
15802 (FP_INIT_ROUNDMODE): New define.
15803 (FP_ROUNDMODE): New define.
15805 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15807 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
15808 (Wconversion): Update description.
15809 (Wconversion-sign): New.
15810 * c.opt (Wconversion-sign): New.
15811 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
15812 means disabled for C++. Otherwise, take the status of Wconversion.
15813 * c-common.c (conversion_warning): Warn with either Wconversion or
15815 (warnings_for_convert_and_check): Conditions are already checked by
15816 conversion_warning.
15817 (convert_and_check): Don't check warnings if the conversion failed.
15819 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
15820 Anatoly Sokolov <aesok@dol.ru>
15822 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
15823 avr_epilogue_uses) : Add declaration.
15824 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
15825 * config/avr/constraints.md (R): New constraint.
15826 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
15827 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
15828 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
15829 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
15830 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
15831 call_prologue_saves, epilogue_restores, return_from_epilogue,
15832 return_from_main_epilogue, return_from_interrupt_epilogue,
15833 return_from_naked_epilogue, prologue, epilogue): New patterns.
15834 (jump): Handle symbol reference.
15835 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
15836 avr_output_function_prologue, avr_output_function_epilogue): Remove
15838 (avr_init_machine_status, expand_prologue, expand_epilogue,
15839 avr_asm_function_end_prologue, avr_epilogue_uses,
15840 avr_asm_function_begin_epilogue): New functions.
15841 (prologue_size, epilogue_size, jump_tables_size): Remove global
15843 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
15844 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
15845 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
15846 (avr_override_options): Initialise init_machine_status.
15847 (output_movhi): Handle all stack pointer loads.
15848 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
15849 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
15850 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
15851 (EPILOGUE_USES) Redefine.
15852 (machine_function) Declare.
15854 2007-05-19 Richard Sandiford <richard@codesourcery.com>
15856 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
15857 Use a single return statement.
15859 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15861 PR middle-end/30250
15862 * builtins.c (do_mpfr_lgamma_r): New.
15863 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
15864 * tree.h (CASE_FLT_FN_REENT): New.
15866 2007-05-18 Geoffrey Keating <geoffk@apple.com>
15868 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
15869 (output_die): Use 'unsigned long' with %x.
15870 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
15871 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
15872 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
15874 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
15876 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
15881 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
15882 true if function has no argument.
15884 2007-05-18 DJ Delorie <dj@redhat.com>
15886 * config/mips/mips.c (mips_offset_within_alignment_p): New.
15887 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
15889 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
15891 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
15892 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
15893 count_trailing_zeros.
15894 (__i386__): Implement count_leading_zeros using __builtin_clz().
15895 Implement count_trailing_zeros usign __builtin_ctz().
15897 2007-05-18 Richard Sandiford <richard@codesourcery.com>
15899 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
15901 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
15903 PR middle-end/31344
15904 * expr.c (emit_move_change_mode): Change mode of push operands here.
15906 2007-05-17 Ian Lance Taylor <iant@google.com>
15908 PR tree-optimization/31953
15909 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
15910 Change all callers.
15911 (set_value_range_to_null): Call set_value_range_to_value.
15912 (extract_range_from_comparison): Likewise.
15914 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15916 * toplev.c (print_version): Output GMP/MPFR version info.
15918 * builtins.c (CASE_MATHFN_REENT): New macro.
15919 (mathfn_built_in): Use it.
15920 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
15921 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
15922 BUILT_IN_LGAMMAL_R): New.
15923 * doc/extend.texi: Document new builtins.
15925 PR middle-end/31796
15926 * builtins.c (do_mpfr_remquo): New.
15927 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
15928 (fold_builtin_3): Handle BUILT_IN_REMQUO.
15930 PR middle-end/30251
15931 * builtins.c (fold_builtin_1): Handle y0, y1.
15932 (fold_builtin_2): Handle yn.
15934 PR middle-end/30251
15935 * builtins.c (do_mpfr_bessel_n): New.
15936 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
15937 (fold_builtin_2): Handle BUILT_IN_JN.
15939 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
15942 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
15943 TYPE_PRECISION (intmax_type_node).
15945 2007-05-17 Steve Ellcey <sje@cup.hp.com>
15948 * reload.c (subst_reloads): Remove checking.
15950 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
15952 PR rtl-optimization/31691
15953 * combine.c (simplify_set): Build a new src pattern instead of
15954 substituting its operands in the COMPARE case.
15956 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
15958 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
15959 (execute_vrp): Preserve loops through jump threading.
15960 * tree-ssa-threadupdate.c (thread_single_edge,
15961 dbds_continue_enumeration_p, determine_bb_domination_status,
15962 thread_through_loop_header): New functions.
15963 (create_edge_and_update_destination_phis,
15964 create_edge_and_update_destination_phis): Set loops for the new blocks.
15965 (prune_undesirable_thread_requests): Removed.
15966 (redirect_edges): Do not pretend that redirect_edge_and_branch can
15968 (thread_block): Do not call prune_undesirable_thread_requests.
15970 (mark_threaded_blocks): Select edges to thread here.
15971 (thread_through_all_blocks): Take may_peel_loop_headers argument.
15972 Thread edges through loop headers independently.
15973 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
15974 * tree-pass.h (TODO_mark_first_instance): New.
15975 (first_pass_instance): Declare.
15976 * cfghooks.c (duplicate_block): Put the block to the original loop
15977 if copy is not specified.
15978 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
15979 jump threading. Pass may_peel_loop_headers to
15980 thread_through_all_blocks according to first_pass_instance.
15981 * cfgloop.h (create_preheader): Declare.
15982 * tree-flow.h (thread_through_all_blocks): Declaration changed.
15983 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
15984 * passes.c (first_pass_instance): New variable.
15985 (next_pass_1): Set TODO_mark_first_instance.
15986 (execute_todo): Set first_pass_instance.
15988 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
15990 PR tree-optimization/24659
15991 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
15992 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
15993 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
15994 OTI_vec_pack_ufix_trunc.
15995 (vec_unpacks_float_hi_optab): Define new macro.
15996 (vec_unpacks_float_lo_optab): Ditto.
15997 (vec_unpacku_float_hi_optab): Ditto.
15998 (vec_unpacku_float_lo_optab): Ditto.
15999 (vec_pack_sfix_trunc_optab): Ditto.
16000 (vec_pack_ufix_trunc_optab): Ditto.
16001 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
16002 and vec_pack_[s|u]fix_trunc_optab using
16003 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
16004 * tree-vectorizer.c (supportable_widening_operation): Handle
16005 FLOAT_EXPR and CONVERT_EXPR. Update comment.
16006 (supportable_narrowing_operation): New function.
16007 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
16008 * tree-vect-transform.c (vectorizable_conversion): Handle
16009 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
16010 (vect_gen_widened_results_half): Move before vectorizable_conversion.
16011 (vectorizable_type_demotion): Call supportable_narrowing_operation()
16012 to check for target support.
16013 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
16014 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
16015 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
16016 for VEC_PACK_FIX_TRUNC_EXPR.
16017 (expand_binop): Special case mode of the result for
16018 vec_pack_[u|s]fix_trunc_optab.
16019 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
16020 vec_pack_[u|s]fix_trunc_optab.
16022 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
16023 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
16024 * tree-pretty-print.c (dump_generic_node): Handle
16025 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
16026 VEC_PACK_FIX_TRUNC_EXPR.
16028 * expr.c (expand_expr_real_1): Ditto.
16029 * tree-inline.c (estimate_num_insns_1): Ditto.
16030 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
16032 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
16033 (vec_unpacks_float_lo_v8hi): Ditto.
16034 (vec_unpacku_float_hi_v8hi): Ditto.
16035 (vec_unpacku_float_lo_v8hi): Ditto.
16036 (vec_unpacks_float_hi_v4si): Ditto.
16037 (vec_unpacks_float_lo_v4si): Ditto.
16038 (vec_pack_sfix_trunc_v2df): Ditto.
16040 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
16042 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
16043 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
16044 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
16045 [vec_pack_ufix_trunc]: Ditto.
16046 [vec_unpacks_float_hi]: Ditto.
16047 [vec_unpacks_float_lo]: Ditto.
16048 [vec_unpacku_float_hi]: Ditto.
16049 [vec_unpacku_float_lo]: Ditto.
16051 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
16053 * soft-fp/README: Update for new files.
16054 * soft-fp/floattisf.c: New file.
16055 * soft-fp/floattidf.c: New file.
16056 * soft-fp/floattitf.c: New file.
16057 * soft-fp/floatuntisf.c: New file.
16058 * soft-fp/floatuntidf.c: New file.
16059 * soft-fp/floatuntitf.c: New file.
16060 * soft-fp/fixsfti.c: New file.
16061 * soft-fp/fixdfti.c: New file.
16062 * soft-fp/fixtfti.c: New file.
16063 * soft-fp/fixunssfti.c: New file.
16064 * soft-fp/fixunsdfti.c: New file.
16065 * soft-fp/fixunstfti.c: New file.
16066 * soft-fp/extendxftf.c: New file.
16067 * soft-fp/trunctfxf.c: New file.
16069 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
16070 (__trunctfxf2): Ditto.
16072 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
16073 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
16074 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
16075 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
16076 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
16077 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
16079 * config/i386/t-fprules-softfp64: New file.
16080 * config/i386/sfp-machine.h: New file.
16081 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
16082 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
16083 and soft-fp/t-softfp to tmake_file.
16084 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
16085 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
16087 * config/i386/t-linux64 (softfp_wrap_start): New.
16088 (softfp_wrap_end): New.
16089 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
16090 supported for TARGET_64BIT.
16092 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
16094 * c-common.c (c_common_signed_or_unsigned_type): Emulate
16095 c_common_unsigned_type behavior.
16097 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
16099 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
16102 2007-05-16 Eric Christopher <echristo@apple.com>
16104 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
16105 saving after stack push. Set sp_offset whenever we push.
16106 (rs6000_emit_epilogue): Move altivec register restore before
16109 2007-05-16 Richard Sandiford <richard@codesourcery.com>
16111 * configure.ac: Allow sysroots to be relocated under $prefix as
16112 well as $exec_prefix.
16113 * configure: Regenerate.
16115 2007-05-16 Richard Sandiford <richard@codesourcery.com>
16119 2007-05-12 Richard Sandiford <richard@codesourcery.com>
16121 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
16122 (gcc_tooldir): Likewise.
16123 * configure: Regenerate.
16124 * Makefile.in (libsubdir_to_prefix): New variable, based on the
16125 old configure.ac gcc_tooldir setting.
16126 (prefix_to_exec_prefix): New variable.
16127 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
16128 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
16130 2007-05-14 Janis Johnson <janis187@us.ibm.com>
16132 * c-typeck.c (build_binary_op): Return early for error.
16134 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
16136 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
16137 struct nb_iter_bound.
16138 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
16139 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
16140 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
16141 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
16142 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
16143 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
16144 (del_scev_info): Use ggc_free.
16145 (scev_initialize): Allocate scalar_evolution_info in gc memory.
16146 * loop-init.c: Include ggc.h.
16147 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
16148 (loop_optimizer_finalize): Use ggc_free.
16149 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
16150 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
16151 pass_iv_optimize): Add TODO_ggc_collect.
16152 * function.h (struct function): Remove skip marker from
16154 * cfgloop.c: Include ggc.h.
16155 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
16157 (establish_preds): Vector superloops is gc allocated.
16158 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
16160 (flow_loops_find): Vector larray is gc allocated.
16161 (loop_exit_free): Use ggc_free.
16162 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
16163 that head of exits list is now not a part of struct loop.
16164 (record_loop_exits): Allocate exits table in gc memory.
16165 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
16166 that head of exits list is now not a part of struct loop.
16167 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
16168 struct loop_exit): Add GTY marker.
16169 (struct loop): Add GTY marker. Make superloops vector gc allocated.
16170 Add skip marker to aux field. Make head of exits list a separate
16172 (struct loops): Add GTY marker. Make larray vector gc allocated.
16173 Add param marker to exits table.
16174 (get_loops): Type changed.
16175 * Makefile.in (tree-scalar-evolution.o): Add
16176 gt-tree-scalar-evolution.h dependency.
16177 (cfgloop.o, loop-init.o): Add ggc.h dependency.
16178 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
16179 * basic-block.h (struct basic_block_def): Remove skip marker from
16182 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
16184 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
16185 of 0 in the call to expand_expr().
16186 (expand_builtin_mathfn_3): Ditto.
16187 (expand_builtin_interclass_mathfn): Ditto.
16188 (expand_builtin_cexpi): Ditto.
16189 (expand_builtin_int_roundingfn): Ditto.
16190 (expand_builtin_int_roundingfn_2): Ditto.
16191 (expand_builtin_pow): Ditto.
16192 (expand_builtin_powi): Ditto.
16193 (expand_builtin_bswap): Ditto.
16194 (expand_builtin_unop): Ditto.
16195 (expand_builtin_fabs): Ditto.
16196 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
16197 the call to expand_expr().
16198 (expand_builtin_sync_operation): Ditto.
16199 (expand_builtin_compare_and_swap): Ditto.
16200 (expand_builtin_lock_test_and_set): Ditto.
16201 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
16202 instead of 0 in the call to expand_expr().
16203 (expand_builtin_extract_return_addr): Ditto.
16204 (expand_builtin_eh_return): Ditto.
16205 (expand_eh_return): Ditto.
16206 * explow.c (expr_size): Ditto.
16207 * expr.c (optimize_bitfield_assignment_op): Ditto.
16208 (expand_assignement): Ditto.
16209 (store_expr): Ditto.
16210 (store_field): Ditto.
16211 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
16212 the call to expand_expr().
16213 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
16214 in the call to expand_expr().
16215 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
16216 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
16217 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
16219 * optabs.c (expand_vec_shift_expr): Ditto.
16220 (expand_vec_cond_expr): Ditto.
16221 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
16222 call to expand_expr().
16223 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
16224 in the call to expand_expr().
16226 2007-05-14 Dave Korn <dave.korn@artimi.com>
16228 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
16230 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
16232 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
16233 instead of c_common_unsigned_type.
16234 (c_common_unsigned_type): Remove.
16235 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
16236 c_common_unsigned_type.
16237 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
16238 c_common_unsigned_type.
16239 * c-common.h (c_common_unsigned_type): Remove.
16240 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
16241 c_common_unsigned_type.
16242 * c-format.c (check_format_types): Use unsigned_type_for instead of
16243 c_common_unsigned_type.
16244 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
16245 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
16246 of c_common_unsigned_type.
16247 * convert.c (convert_to_integer): Use unsigned_type_for instead of
16248 lang_hooks.types.unsigned_type.
16249 * expmed.c (make_tree): Use unsigned_type_for instead of
16250 lang_hooks.types.unsigned_type.
16251 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
16252 lang_hooks.types.unsigned_type.
16253 (build_range_check): Likewise.
16254 (fold_unary): Likewise.
16255 (fold_binary): Likewise.
16256 (fold_ternary): Likewise.
16257 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
16258 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
16259 * tree.c (get_unsigned_type): New.
16260 (unsigned_type_for): Use get_unsigned_type instead of
16261 lang_hooks.types.unsigned_type.
16263 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
16265 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
16266 to m68k_get_function_kind. Update its prototype.
16267 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
16269 (m68k_interrupt_function_p): Return enum m68k_function_type
16270 instead of bool. Rename to m68k_get_function_kind.
16271 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
16272 target is not fido.
16273 (m68k_compute_frame_layout): Don't mark any register for save
16274 if an interrupt_thread attribute is specified.
16275 (m68k_hard_regno_rename_ok): Update a use of
16276 m68k_interrupt_function_p.
16277 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
16278 m68k_interrupt_function_p.
16279 (m68k_function_type): New.
16280 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
16281 for a function with an interrupt_thread attribute.
16282 * doc/extend.texi: Document the interrupt_thread attribute.
16284 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
16286 Fix PR tree-optimization/31911
16287 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
16288 if they didn't change the expression.
16290 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
16292 * tree-scalar-evolution.c (resolve_mixers): Exported.
16293 * tree-scalar-evolution.h (resolve_mixers): Declare.
16294 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
16295 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
16296 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
16297 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
16298 init_array_ref, init_pointer_ref, analyze_indirect_ref,
16299 strip_conversion, analyze_offset_expr, address_analysis,
16300 object_analysis, analyze_offset): Removed.
16301 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
16302 split_constant_offset, canonicalize_base_object_address,
16303 object_address_invariant_in_loop_p, disjoint_objects_p,
16304 dr_may_alias_p, dr_address_invariant_p): New functions.
16305 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
16306 and dr_analyze_alias.
16307 (initialize_data_dependence_relation): Use dr_may_alias_p
16308 and object_address_invariant_in_loop_p.
16309 (compute_self_dependence): Handle the case when
16310 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
16311 (find_data_references_in_stmt): Restrict the analysis of data
16312 references to the given loop nest.
16313 (find_data_references_in_loop): Made static. Pass loop nest to
16314 find_data_references_in_stmt.
16315 (compute_data_dependences_for_loop): Use DR_VOPS.
16316 (free_data_ref): Free DR_VOPS.
16317 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
16318 (struct innermost_loop_behavior): ... new.
16319 (struct base_object_info): Replaced by ...
16320 (struct indices): ... new.
16321 (struct dr_alias): New.
16322 (enum data_ref_type): Removed.
16323 (struct data_reference): Consist of struct innermost_loop_behavior,
16324 struct indices and struct dr_alias.
16325 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
16326 (DR_MEMTAG): Renamed to ...
16327 (DR_SYMBOL_TAG): ... this.
16328 (find_data_references_in_loop): Declaration removed.
16329 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
16330 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
16331 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
16332 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
16334 2007-05-13 Revital Eres <eres@il.ibm.com>
16336 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
16337 which walks virtual def-use chains to find redundant stores.
16338 (dse_optimize_stmt): Call it.
16340 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
16342 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
16343 * passes.c (init_optimization_passes): Move pass_jump_bypass
16346 * basic-block.h (bb_has_eh_pred): Fix style issue.
16348 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
16350 PR rtl-optimization/31848
16351 * loop-invariant.c (move_invariant_reg): If we move an insn
16352 with a REG_EQUAL note, and that insn is not always executed,
16353 remove the REG_EQUAL note.
16355 2007-05-12 Richard Guenther <rguenther@suse.de>
16357 PR tree-optimization/31797
16358 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
16359 propagate into a stmt that has volatile ops.
16361 2007-05-12 Richard Sandiford <richard@codesourcery.com>
16363 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
16364 (gcc_tooldir): Likewise.
16365 * configure: Regenerate.
16366 * Makefile.in (libsubdir_to_prefix): New variable, based on the
16367 old configure.ac gcc_tooldir setting.
16368 (prefix_to_exec_prefix): New variable.
16369 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
16370 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
16372 2007-05-11 Silvius Rus <rus@google.com>
16374 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
16375 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
16376 * c-common.h (strict_aliasing_warning): Change return type.
16377 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
16378 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
16379 (build_c_cast): Condition call to strict_aliasing_warning.
16380 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
16381 * flags.h (set_Wstrict_aliasing): Declare.
16382 * opts.c (set_Wstrict_alising): Define, add call to.
16383 * tree-flow.h (strict_aliasing_warning_backend): Declare.
16384 * tree-ssa-alias-warnings.c: New file.
16385 * tree-ssa-alias.c (compute_may_aliases): Add call to
16386 strict_aliasing_warning_backend.
16388 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
16390 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
16391 Use loop_depth and loop_outer accessor functions.
16392 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
16393 determine_invariantness_stmt, move_computations_stmt): Ditto.
16394 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
16395 add_loop, loopify, unloop, fix_loop_structure): Ditto.
16396 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
16397 * tree-scalar-evolution.c (interpret_loop_phi,
16398 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
16399 instantiate_parameters_1, scev_const_prop): Ditto.
16400 * cfghooks.c (make_forwarder_block): Ditto.
16401 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
16402 * modulo-sched.c (loop_canon_p): Ditto.
16403 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
16404 slpeel_can_duplicate_loop_p): Ditto.
16405 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
16406 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
16407 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
16408 cancel_loop, verify_loop_structure): Ditto.
16409 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
16410 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
16411 superloops vector instead of "pred" array.
16412 (establish_preds): Take father loop as an argument. Initialize the
16414 (flow_loop_tree_node_add): Pass father loop to establish_preds.
16415 Do not initialize loop->outer.
16416 (flow_loop_tree_node_remove): Truncate the superloops vector.
16417 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
16418 "pred" merged to "superloops" vector.
16419 (loop_depth, loop_outer): New.
16420 (fel_init): Use loop_outer.
16422 2007-05-11 Jan Hubicka <jh@suse.cz>
16424 * cgraphunit.c: Include gt-cgraphunit.h
16425 (static_ctors, static_dtors): New static vars.
16426 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
16427 based on implementation in c-common.c
16428 (cgraph_finalize_function): Call record_cdtor_fn.
16429 (cgraph_optimize): Call cgraph_build_cdtor_fns.
16430 * decl.c (finish_function): Do not call c_record_cdtor_fn.
16431 (c_write_global_declarations): Do not call c_build_cdtor_fns.
16432 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
16433 build_cdtor, c_build_cdtor_fns): Remove.
16434 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
16435 c_build_cdtor_fns): Remove prototype.
16437 2007-05-11 Paolo Carlini <pcarlini@suse.de>
16440 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
16441 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
16442 * builtins.c (fold_builtin_memchr): New.
16443 (expand_builtin_memchr): Call the latter.
16444 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
16445 * doc/extend.texi ([Other built-in functions provided by GCC]):
16448 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
16450 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
16451 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
16452 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
16453 PFPO_OP1_TYPE_SHIFT): Constants added.
16454 (DFP_ALL): Mode macro defined.
16455 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
16456 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
16457 Insn definitions added.
16458 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
16459 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
16462 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
16464 PR tree-optimization/31885
16465 * tree-chrec.c (chrec_contains_undetermined): Do not consider
16466 NULL_TREE to be undetermined.
16467 (automatically_generated_chrec_p): Return false for NULL.
16469 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
16471 * config/bfin/bfin.h (MOVE_RATIO): Define.
16473 2007-05-10 Richard Sandiford <richard@codesourcery.com>
16475 * config.gcc (sparc-wrs-vxworks): New target.
16476 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
16477 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
16478 * config/sparc/sparc.h: Include vxworks-dummy.h.
16479 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
16480 include LABEL_REFs too.
16481 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
16482 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
16484 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
16486 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
16487 (sparc_emit_call_insn): New function.
16488 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
16489 functions when generating VxWorks PIC.
16490 * config/sparc/sparc.md (vxworks_load_got): New pattern.
16491 (call, call_value): Use sparc_emit_call_insn instead of
16494 2007-05-09 Bob Wilson <bob.wilson@acm.org>
16496 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
16498 2007-05-09 Bob Wilson <bob.wilson@acm.org>
16500 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
16501 for floating-point values if HOST_BITS_PER_LONG > 32. Use
16502 split_double instead of operand_subword.
16504 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
16506 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
16507 * config/bfin/bfin.c (bfin_local_alignment): New function.
16508 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
16510 2007-05-08 Chao-ying Fu <fu@mips.com>
16512 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
16513 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
16514 (smsub_widen_optab, umsub_widen_optab): Define.
16515 * optabs.c (init_optabs): Initialize smsub_widen_optab and
16517 * genopinit.c (optabs): Fill in smsub_widen_optab and
16519 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
16520 and umsub_widen_optab to implement multiply-subtract sequences.
16521 * config/mips/mips.md (*msac<u>_di): Rename to...
16522 (<u>msubsidi4): ...this. Extend condition to include
16523 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
16524 of operand 0 to "ka" and use the three-operand form of msub<u>
16526 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
16529 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
16531 PR rtl-optimization/28011
16532 * reload.c (push_reload): Set dont_share if IN appears in OUT
16533 also when IN is a PLUS rtx.
16534 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
16537 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
16539 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
16540 call unshare_all_decls.
16541 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
16542 (unshare_all_decls): Remove.
16544 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
16547 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
16550 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
16551 Nigel Stephens <nigel@mips.com>
16553 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
16554 Update comments and all uses.
16555 (MIN_FPRS_PER_FMT): Define.
16556 * config/mips/mips.c (function_arg): Fix to correctly handle
16557 the -mips32r2 -mfp64 -mabi=32 case.
16558 (override_options): Enable use of odd-numbered registers for
16559 SFmode values on MIPS32.
16560 (mips_save_reg_p): Save whole floating-point register pair if
16561 either half is used.
16562 (compute_frame_size): Fix comment.
16564 2007-05-08 Jie Zhang <jie.zhang@analog.com>
16566 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
16567 argument of type bool.
16568 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
16569 argument. Safely select temporary P register according to it.
16570 (do_link): Change call site of add_to_reg accordingly.
16571 (do_unlink): Add epilogue_p as a fourth argument and pass it
16573 (expand_interrupt_handler_epilogue): Change call of do_unlink
16575 (bfin_expand_prologue): Add a third argument sibcall_p.
16576 * config/bfin/bfin.md (epilogue): Change call of
16577 bfin_expand_epilogue accordingly.
16578 (sibcall_epilogue): Likewise.
16579 (eh_return_internal): Likewise.
16581 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
16582 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
16583 * config/bfin/bfin.c (bfin_handle_option): Handle
16584 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
16585 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
16586 Support bf534, bf536 and bf561.
16587 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
16589 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
16592 * config/i386/i386.c (ix86_function_regparm): Process local
16593 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
16595 2007-05-07 Mike Stump <mrs@apple.com>
16597 * doc/invoke.texi (Warning Options): Document that -Wempty-body
16598 also checks for and while statements in C++.
16600 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
16602 * gcc.c (at_file_supplied): New variable.
16603 (main): Set it if we expanded argv.
16604 (do_spec_1): Pass an @-file to the linker if we were called with
16605 an @-file argument and HAVE_GNU_LD.
16606 * collect2.c (at_file_supplied): New variable.
16607 (response_file): New variable.
16608 (collect_exit): Unlink response_file if necessary.
16609 (handler): Likewise.
16610 (do_wait): Likewise.
16611 (main): Set at_file_supplied if we expanded argv.
16612 (collect_execute): Pass an @-file to subprocesses if we were called
16613 with an @-file argument.
16614 * configure.ac: Add define for HAVE_GNU_LD.
16615 * configure: Regenerate.
16616 * config.in: Regenerate.
16618 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
16620 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
16621 operand to HI mode.
16626 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
16628 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
16629 (TARGET_ENCODE_SECTION_INFO): Re-define.
16630 (m32c_encode_section_info): New
16631 (function_vector_handler): New
16632 (current_function_special_page_vector): New
16633 (m32c_special_page_vector_p): New.
16634 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
16636 * config/m32c/jump.md: Added instruction JSRS for functions
16637 with attribute "function_vector".
16638 * doc/extend.texi (function_vector): Added description
16639 for M16C, M32C targets.
16641 2007-05-07 DJ Delorie <dj@redhat.com>
16644 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
16645 ashrpsi3, lshrpsi3): Update shift count constraint.
16647 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
16648 Nathan Froyd <froydnj@codesourcery.com>
16651 * c-incpath.c (add_path): Strip trailing path separators.
16653 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
16655 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
16656 Free dominance info before purging EH edges.
16657 (eliminate_degenerate_phis): Likewise.
16658 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
16660 2007-05-07 Jan Hubicka <jh@suse.cz>
16662 * gimplify.c (gimplify_expr): Do not crash when folding
16663 (void *)(int)&a + 4.
16665 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16668 * c-opts.c (lang_fortran): Make it non static.
16669 * c-common.h (lang_fortran): New prototype.
16670 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
16671 -lang-fortran option was passed by the driver.
16673 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
16675 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
16676 of ASSERT_CHECKING. Tweak message.
16678 2007-05-06 Revital Eres <eres@il.ibm.com>
16681 * loop-unroll.c (insert_var_expansion_initialization):
16682 Initialize the expansions with -zero instead of +zero.
16684 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
16686 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
16687 into pic and non-pic versions. Mark r19 as used for
16688 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
16689 for tgd_load, tld_load and tie_load .
16690 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
16691 version of tgd_load, tld_load and tie_load depending on the
16694 2007-05-04 Ulrich Drepper <drepper@redhat.com>
16695 Jakub Jelinek <jakub@redhat.com>
16697 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
16698 (__do_global_dtors_aux): Use more paranoid loop to run
16699 destructors if HIDDEN_DTOR_LIST_END.
16700 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
16702 2007-05-04 Jakub Jelinek <jakub@redhat.com>
16704 * varasm.c (align_variable): Don't increase alignment for
16705 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
16706 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
16708 2007-05-04 Josh Conner <jconner@apple.com>
16710 * basic-block.h (cdi_direction): Assign values to all enumeration
16712 (dom_computed): Remove.
16713 (dom_info_state): New.
16714 (set_dom_info_availability): New.
16715 * tree-ssa-loop-im.c (determine_invariantness): Initialize
16716 walk_data.dom_direction.
16717 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
16718 instead of dom_computed[].
16719 (split_edge): Likewise.
16720 (create_basic_block): Likewise.
16721 (merge_blocks): Likewise.
16722 * ifcvt.c (find_if_header): Likewise.
16723 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
16724 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
16725 * tree-ssa.c (verify_ssa): Likewise.
16726 * tree-cfg.c (tree_verify_flow_info): Likewise.
16727 (remove_edge_and_dominated_blocks): Likewise.
16728 * dominance.c (dom_computed): Make static.
16729 (calc_dfs_tree_nonrec): Change third param to a bool.
16730 (calc_dfs_tree): Change second param to a bool.
16731 (calc_idioms): Change second param to a bool. Use
16732 dom_convert_dir_to_idx.
16733 (init_dom_info): Validate dir before using.
16734 (dom_convert_dir_to_idx): New.
16735 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
16736 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
16737 (free_dominance_info): Use dom_convert_dir_to_idx.
16738 (get_immediate_dominator): Likewise.
16739 (set_immediate_dominator): Likewise.
16740 (get_dominated_by): Likewise.
16741 (redirect_immediate_dominators): Likewise.
16742 (nearest_common_denominator): Likewise.
16743 (dominated_by_p): Likewise.
16744 (bb_dom_dfs_in): Likewise.
16745 (bb_dom_dfs_out): Likewise.
16746 (recount_dominator): Likewise.
16747 (iterate_fix_dominators): Likewise.
16748 (add_to_dominance_info): Likewise.
16749 (delete_from_dominance_info): Likewise.
16750 (first_dom_son): Likewise.
16751 (next_dom_son): Likewise.
16752 (dom_info_available_p): Likewise.
16753 (dom_info_state): New.
16754 (set_dom_info_availability): New.
16756 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
16758 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
16760 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
16762 2007-05-04 Bob Wilson <bob.wilson@acm.org>
16764 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
16765 (subdi3, subdi_carry): Delete.
16767 2007-05-04 Jan Hubicka <jh@suse.cz>
16768 Richard Guenther <rguenther@suse.de>
16770 * opts.c (decode_options): Do not fiddle with inlining
16771 parameters in case of optimizing for size.
16772 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
16773 for size do nothing.
16774 (cgraph_decide_inlining_of_small_function): When optimizing for
16775 size never inline functions increasing caller size.
16776 (cgraph_early_inlining): Inline for size when optimizing for size.
16778 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
16780 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
16781 logical operations piecewise.
16782 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
16783 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
16784 subdi_sesidi_di): Delete.
16785 (add_with_carry): Produce carry in CC instead of a DREG to shorten
16786 the generated sequence. Allow three-reg add in constraints. Rewrite
16787 the rtl expression for carry to avoid zero_extend of a constant.
16788 (sub_with_carry): New pattern.
16789 (adddi3, subdi3): Change into define_expand. For subtract, generate a
16790 different sequence not involving jumps.
16791 (notbi): Now a named pattern.
16793 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
16795 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
16796 Add the note about a significant loss of accuracy of some
16797 mathematical routines when these options are used.
16799 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16801 * haifa-sched.c (rtx_vec_t): New typedef.
16802 (contributes_to_priority_p): Extract piece of priority () into new
16804 (priority): Use the function. Add assertion.
16805 (rank_for_schedule, set_priorities): Add assertion to check that
16806 insn's priority is initialized.
16807 (clear_priorities, calc_priorities): Change signature. Make it update
16808 all relevant insns. Update all callers ('add_to_speculative_block ()'
16809 and 'create_block_check_twin ()').
16810 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
16811 Add new field 'priority_status'.
16812 (INSN_PRIORITY_STATUS): New macro.
16813 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
16815 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16817 * sched-ebb.c (debug_ebb_dependencies): New static function.
16818 (init_ready_list): Use it.
16820 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
16821 with changed signature and 'debug_rgn_dependencies ()'.
16822 (debug_rgn_dependencies): New static function.
16823 (init_ready_list): Use it.
16825 * sched-int.h (debug_dependencies): Declare.
16827 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
16829 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
16831 2007-05-04 Dirk Mueller <dmueller@suse.de>
16833 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
16835 2007-05-03 Jan Hubicka <jh@suse.cz>
16837 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
16838 ((T1)X op (T1)Y), for pointer type in more cases than before.
16840 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
16842 * tree-object-size.c (plus_expr_object_size): When operand size is
16843 unknown, return unknown.
16845 2007-05-03 Dirk Mueller <dmueller@suse.de>
16847 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
16849 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
16852 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
16854 2007-05-03 Janis Johnson <janis187@us.ibm.com>
16856 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
16858 2007-05-03 Joseph Myers <joseph@codesourcery.com>
16860 * config/soft-fp/double.h, config/soft-fp/extended.h,
16861 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
16862 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
16863 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
16864 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
16867 2007-05-03 Ian Lance Taylor <iant@google.com>
16869 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
16870 MASK_PPC_GFXOPT for 8540 or 8548.
16872 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
16874 * tree-vect-transform.c (vect_update_inits_of_drs): Use
16875 vect_print_dump_info() to output debug information.
16877 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
16880 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
16881 operands of size 2 when operand is not MEM_P.
16883 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
16885 PR tree-optimization/30565
16886 * lambda-code.c (perfect_nestify): Fix updating of dominators.
16888 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
16890 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
16891 (umulsi3_highpart): Use them.
16892 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
16893 for final accumulator to D regisster tranfser.
16895 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
16897 PR tree-optimization/31699
16898 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
16900 (vect_enhance_data_refs_alignment): Compute peel amount using
16901 TYPE_VECTOR_SUBPARTS instead of vf.
16902 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
16904 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
16907 * system.h: Remove inclusion of double-int.h
16908 * tree.h: Include double-int.h
16909 * gengtype.c: Likewise
16910 * cfgloop.h: Likewise
16911 * Makefile.in: Adjust dependencies on double-int.h
16913 2007-05-02 Eric Christopher <echristo@apple.com>
16915 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
16916 -shared to -Zdynamiclib.
16918 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
16921 * c-common.c (strip_pointer_or_array_types): New function.
16922 * c-common.h (strip_pointer_or_array_types): New function declaration.
16924 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
16926 PR tree-optimization/31771
16927 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
16929 2007-05-02 Paul Brook <paul@codesourcery.com>
16931 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
16933 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
16935 PR middle-end/29715
16936 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
16939 2007-05-02 Nick Clifton <nickc@redhat.com>
16941 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
16943 2007-05-02 Richard Guenther <rguenther@suse.de>
16945 PR tree-optimization/31146
16946 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
16947 argument, single_use_p. If we have a single use that is
16948 a conversion to the definition rhs type, propagate that rhs.
16949 (forward_propagate_addr_expr): Pass single_use_p argument
16950 to forward_propagate_addr_expr_1.
16952 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
16954 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
16957 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16959 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
16960 'AMD Family 10 core'.
16962 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16964 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
16965 and athlon64-sse3 as improved versions of k8, opteron and athlon64
16966 with SSE3 instruction set support.
16967 * doc/invoke.texi: Likewise.
16969 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16971 * config/i386/i386.c (override_options): Tuning 32-byte loop
16972 alignment for amdfam10 architecture. Increasing the max loop
16973 alignment to 24 bytes.
16975 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
16977 * config/m68k/constraints.md: New.
16978 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
16979 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16980 EXTRA_CONSTRAINT): Remove.
16981 * config/m68k/m68k.md: Include constraints.md.
16982 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
16984 2007-05-01 Ian Lance Taylor <iant@google.com>
16986 PR tree-optimization/31739
16987 * tree-vrp.c (vrp_val_is_max): New static function.
16988 (vrp_val_is_min): New static function.
16989 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
16991 (set_value_range): Use vrp_val_is_{max,min}.
16992 (extract_range_from_assert): Likewise.
16993 (extract_range_from_binary_expr): Likewise.
16994 (extract_range_from_unary_expr): Likewise.
16995 (dump_value_range, vrp_meet): Likewise.
16996 (vrp_visit_phi_node): Likewise.
16997 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
16999 2007-05-01 Mark Mitchell <mark@codesourcery.com>
17001 * config/i386/gmon-sol2.c (size_t): New type.
17002 (intptr_t): Likewise.
17003 (s_textsize): Declare as size_t.
17005 (monstartup): Use size_t for sizes.
17006 (_mcount): Save and restore registers.
17007 (internal_mcount): Pass 0 as the first argument to monstartup
17009 (moncontrol): Convert pointer to appropriately sized integer
17010 before passing to profil.
17012 2007-05-01 Joseph Myers <joseph@codesourcery.com>
17014 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
17015 __NO_FPRS__, not just if _SOFT_DOUBLE.
17016 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
17017 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
17018 also for E500 double.
17019 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
17020 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
17023 2007-05-01 Richard Guenther <rguenther@suse.de>
17025 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
17028 2007-05-01 Joseph Myers <joseph@codesourcery.com>
17030 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
17032 2007-05-01 Jan Hubicka <jh@suse.cz>
17034 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
17037 2007-05-01 Jan Hubicka <jh@suse.cz>
17039 * tree.h (maybe_fold_offset_to_component_ref): Remove.
17040 (maybe_fold_offset_to_reference): Declare.
17041 * fold-const.c (fold_unary): Do not fold
17042 (type *)&A into &A->field_of_type_and_offset_0
17043 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
17044 size is unknown, give up.
17045 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
17047 (maybe_fold_offset_to_reference): New.
17048 (maybe_fold_stmt_indirect): Use it.
17049 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
17050 * gimplify.c (gimplify_conversion): Canonicalize conversions to
17052 (gimplify_expr): Likewise for plus_expr.
17054 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
17056 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
17057 bsi_after_labels. Always insert statements before bsi.
17058 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
17059 * predict.c (apply_return_prediction): Check for empty blocks.
17060 * cfgexpand.c (lab_rtx_for_bb): New variable.
17061 (label_rtx_for_bb): Do not create new tree labels.
17062 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
17063 (tree_expand_cfg): Initialize lab_rtx_for_bb.
17064 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
17066 (label_for_bb): Add field used.
17067 (update_eh_label, main_block_label): Mark the label used.
17068 (cleanup_dead_labels): Remove unused labels.
17070 2007-05-01 Richard Guenther <rguenther@suse.de>
17072 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
17073 if it is not about to be set.
17074 (get_value_range): Do not pre-allocate equiv bitmap.
17075 (update_value_range): No need to clear equiv field.
17076 (add_equivalence): Change prototype to get bitmap pointer.
17077 Allocate bitmap here if it is not already.
17078 (extract_range_from_assert): Do not allocate bitmap here.
17079 Update callers to add_equivalence.
17080 (extract_range_from_ssa_name): Likewise.
17081 (get_vr_for_comparison): New static helper.
17082 (compare_name_with_value): Handle NULL equiv bitmap by
17083 peeling the first iteration of the comparison loop.
17084 Use get_vr_for_comparison.
17085 (compare_names): Handle NULL equiv bitmaps by using fake
17086 ones. Use get_vr_for_comparison.
17088 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
17090 * double-int.c (mpz_set_double_int): Moved from
17091 tree-ssa-loop-niter.c.
17092 (mpz_get_double_int): Likewise; also, add option to wrap
17093 out-of-range integers.
17094 * double-int.h: New prototypes for above.
17095 * tree.c (get_static_type_bounds): Moved from
17096 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
17097 TYPE_MAX_VALUE if they exist..
17098 * tree.h: New prototype for above.
17099 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
17100 get_type_bounds calls.
17101 (mpz_set_double_int): Move to double-int.c.
17102 (get_type_bounds): Move to tree.c, rename to
17103 get_static_type_bounds.
17104 (mpz_to_double_int): Move to double-int.c, rename to
17105 mpz_get_double_int.
17107 2007-04-30 Bob Wilson <bob.wilson@acm.org>
17109 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
17110 DIV0 exception can fall through to a normal return.
17112 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
17114 PR middle-end/22156
17115 Temporarily revert:
17116 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
17117 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
17118 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
17119 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
17120 initialize align to silence bogus warning.
17121 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
17122 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
17124 (struct sra_walk_fns): Remove use_all parameter from use.
17125 (sra_hash_tree): Handle BIT_FIELD_REFs.
17126 (sra_elt_hash): Don't hash bitfld blocks.
17127 (sra_elt_eq): Skip them in parent compares as well. Handle
17129 (sra_walk_expr): Don't maintain or pass down use_all_p.
17130 (scan_use): Remove use_all parameter.
17131 (scalarize_use): Likewise. Re-expand assignment to
17132 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
17133 output, and re-scalarize after output. Don't mark anything
17135 (scalarize_ldst): Adjust.
17136 (scalarize_walk_gimple_modify_statement): Likewise.
17137 (build_element_name_1): Handle BIT_FIELD_REFs.
17138 (instantiate_element): Don't warn for any element whose parent
17139 is used as a whole.
17140 (instantiate_missing_elements_1): Return the sra_elt.
17141 (canon_type_for_field): New.
17142 (try_instantiate_multiple_fields): New.
17143 (instantiate_missing_elemnts): Use them.
17144 (mark_no_warning): Removed.
17145 (generate_one_element_ref): Handle BIT_FIELD_REFs.
17146 (REPLDUP, sra_build_elt_assignment): New.
17147 (generate_copy_inout): Use them.
17148 (generate_element_copy): Likewise. Handle bitfld differences.
17149 (generate_element_zero): Don't recurse for blocks. Use
17150 sra_build_elt_assignment.
17151 (generate_one_element_int): Take elt instead of var. Use
17152 sra_build_elt_assignment.
17153 (generate_element_init_1): Adjust.
17154 (scalarize_use, scalarize_copy): Use REPLDUP.
17155 (scalarize_ldst): Move assert before dereference.
17156 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
17158 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
17161 * tree.c (reconstruct_complex_type): Reconstruct a reference
17163 Also use the same mode for the pointer as the old pointer type.
17165 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
17167 * doc/trouble.texi (Interoperation): Remove note about Ultrix
17170 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
17172 PR rtl-optimization/31676
17173 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
17174 (df_refs_record): Call it.
17176 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17178 * rtl.def (SS_ABS): New code.
17179 * config/bfin/bfin.c (print_operand): New modifier 'v'.
17180 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
17181 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
17182 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
17183 (bfin_init_builtins): Define them.
17184 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
17185 (bfin_expand_builtin): ... and handle the others here.
17186 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
17187 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
17188 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
17189 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
17190 operand is only HImode.
17192 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
17194 * regclass.c (scan_one_insn): Remove splitting of
17197 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
17198 Nigel Stephens <nigel@mips.com>
17200 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
17202 2007-04-28 Jan Hubicka <jh@suse.cz>
17204 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
17205 insn_locators_alloc instead of insn_locators_initialize;
17206 call reset_block_changes.
17207 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
17208 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
17209 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
17210 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
17211 * config/score/score.c (th_output_mi_thunk): Likewise.
17212 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
17213 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
17214 tolerate uninitialized locator info.
17217 * function.c (init_function_start): Don't init line number info.
17218 (expand_function_end): Update.
17219 (reset_block_changes, record_block_change, finalize_block_changes,
17220 check_block_change, free_block_changes): Kill.
17221 * function.h (reset_block_changes, record_block_change,
17222 finalize_block_changes, check_block_change, free_block_changes):
17224 (struct function): Remove ib_boundaries_block.
17225 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17226 Use curr_insn_locator to initialize locator.
17227 (emit_line_note): Remove.
17228 * cfgexpand.c (expand_gimple_cond_expr): Update.
17229 (construct_exit_block): Likewise.
17230 (tree_expand_cfg): Initialize/finalize locators.
17231 * expr.c (expand_expr_real): Update.
17232 * cfglayout.c (line_locators_locs, line_locators_lines,
17233 file_locators_locs, file_locators_files): Remove.
17234 (set_block_levels): Move to cfgexpand.c.
17235 (insn_locators_initialize): Remove.
17236 (pass_insn_locators_initialize): Remove.
17237 (locations_locators_locs, locations_locators_vals): New static vars.
17238 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17240 (insn_locators_alloc, insn_locators_finalize,
17241 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17243 (locator_location): New.
17244 (locator_line, locator_file): Rewrite.
17245 * rtl.h (emit_line_note): Kill.
17246 (insn_locators_alloc, insn_locators_finalize,
17247 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17249 * tree-inline.c (initialize_cfun): Do not initialize
17250 ib_boundaries_block.
17251 * passes.c (pass_insn_locators_initialize): Remove.
17253 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
17255 * tree-cfg.c (move_block_to_fn): Release bb from dominance
17256 info. Update last_basic_block correctly.
17258 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
17261 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
17262 register itself to hold the offset constant. Tell flow the use
17263 of r4 and r5 when they are used.
17265 2007-04-27 Richard Guenther <rguenther@suse.de>
17267 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
17268 if we simplified anything.
17269 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
17270 warnings until we did a simplification and the stmt was not
17271 marked as TREE_NO_WARNING.
17273 2007-04-27 Mike Stump <mrs@apple.com>
17275 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
17277 2007-04-27 Ian Lance Taylor <iant@google.com>
17279 PR middle-end/31710
17280 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
17281 TYPE_MAX_VALUE exist, convert them to the new type.
17283 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
17285 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
17286 if it claims to be available.
17287 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
17288 edge is redirected.
17289 (perform_tree_ssa_dce): Always free postdominators.
17291 2007-04-27 Richard Henderson <rth@redhat.com>
17293 * config/alpha/predicates.md (aligned_memory_operand): Mark
17294 as define_special_predicate.
17295 (unaligned_memory_operand, normal_memory_operand): Likewise.
17296 (reg_or_unaligned_mem_operand): Remove.
17297 (any_memory_operand): Match the documentation and check for
17298 non-renumbered pseudos during reload.
17299 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
17300 alpha_secondary_reload_class, update to new interface, make static.
17301 Handle CQImode like HImode. Remove FP subreg check.
17302 (alpha_expand_mov): Use replace_equiv_address.
17303 (alpha_expand_mov_nobwx): Use any_memory_operand.
17304 (TARGET_SECONDARY_RELOAD): New.
17305 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
17306 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
17307 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
17308 * config/alpha/alpha.md: ... here.
17309 (RELOAD12, reloadmode): New.
17311 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
17312 Don't handle the aligned case here.
17313 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
17314 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
17315 reload_inhi_help. Don't expect a scratch register.
17316 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
17318 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
17320 2007-04-27 Richard Guenther <rguenther@suse.de>
17322 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
17324 2007-04-27 Richard Guenther <rguenther@suse.de>
17326 PR tree-optimization/30965
17327 PR tree-optimization/30978
17328 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
17329 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
17330 (find_equivalent_equality_comparison): Likewise.
17331 (simplify_cond): Likewise.
17332 (get_prop_source_stmt): New helper.
17333 (get_prop_dest_stmt): Likewise.
17334 (can_propagate_from): Likewise.
17335 (remove_prop_source_from_use): Likewise.
17336 (combine_cond_expr_cond): Likewise.
17337 (forward_propagate_comparison): New function.
17338 (forward_propagate_into_cond): Rewrite to use fold for
17340 (tree_ssa_forward_propagate_single_use_vars): Call
17341 forward_propagate_comparison to propagate comparisons.
17343 2007-04-27 Richard Guenther <rguenther@suse.de>
17345 PR tree-optimization/31715
17346 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
17347 sure to do computation on the offset in an appropriate
17350 2007-04-27 Richard Sandiford <richard@codesourcery.com>
17352 * reload.h (elimination_target_reg_p): Declare.
17353 * reload.c (find_reloads): Don't apply the reg_rtx move
17354 optimization if the SET_DEST satisfies elimination_target_reg_p.
17355 * reload1.c (elimination_target_reg_p): New function.
17356 (gen_reload): In the move/add2 fallback, make sure that op0
17357 does not overlap the destination register.
17359 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
17361 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
17362 transform only GIMPLE_MODIFY_STMTs.
17363 * tree-complex.c (expand_complex_operations_1): Ditto.
17364 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
17365 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
17366 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
17368 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
17369 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
17370 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
17371 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
17372 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
17373 slpeel_add_loop_guard): Ditto.
17374 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
17375 * lambda-code.c (perfect_nestify): Ditto.
17376 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
17377 before the first statement.
17378 * tree-optimize.c (execute_free_datastructures): Fix comments.
17379 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
17380 * tree-flow.h (disband_implicit_edges): Declaration removed.
17381 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
17383 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
17384 COND_EXPRs without gotos.
17385 (disband_implicit_edges, has_label_p): Removed.
17386 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
17387 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
17389 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
17391 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
17392 also for COND_EXPRs.
17393 * cfgexpand.c (label_rtx_for_bb): New function.
17394 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
17395 Use label_rtx_for_bb to find the labels.
17396 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
17397 last block. Detect fallthru edges.
17399 2007-04-26 Ian Lance Taylor <iant@google.com>
17402 * reload.c (find_reloads_subreg_address): If the address was valid
17403 in the original mode but not in the new mode, reload the whole
17406 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
17408 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
17409 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
17410 (cleanup_control_expr_graph): Do not invalidate dominance info.
17411 Record altered blocks.
17412 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
17413 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
17414 cleanup_tree_cfg_bb): New functions.
17415 (remove_forwarder_block): Do not maintain the worklist of blocks.
17416 Record altered blocks.
17417 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
17418 not over whole cfg.
17419 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
17420 delete_unreachable_blocks if dominators are not available.
17421 * tree-inline.c (optimize_inline_calls): Free dominance information
17423 * tree-flow.h (remove_edge_and_dominated_blocks,
17424 cfgcleanup_altered_bbs): Altered.
17425 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
17427 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
17429 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
17430 do not invalidate dominators.
17432 2007-04-26 Anatoly Sokolov <aesok@post.ru>
17434 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
17435 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
17436 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17437 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17439 2007-04-26 Steve Ellcey <sje@cup.hp.com>
17441 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
17443 2007-04-26 Richard Guenther <rguenther@suse.de>
17445 PR tree-optimization/31703
17446 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
17447 the right type for the target of the bittest.
17449 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17451 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
17452 ix86_sol10_return_in_memory.
17454 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17456 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
17459 2007-04-26 Jakub Jelinek <jakub@redhat.com>
17462 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
17464 PR tree-optimization/30558
17465 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
17466 clear this_state.prev_try.
17468 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17469 Mark Mitchell <mark@codesourcery.com>
17471 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
17472 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
17473 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
17475 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17478 * doc/invoke.texi (%:print-asm-header): Document.
17479 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
17481 (static_spec_functions): Add print-asm-header.
17482 (main): Print a banner before the --target-help linker options.
17483 (print_asm_header_spec_function): New function.
17485 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
17488 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
17489 (movsf_ie): Likewise.
17491 2007-04-25 Paolo Carlini <pcarlini@suse.de>
17493 * doc/extend.texi ([Type Traits]): Adjust per N2255.
17495 2007-04-25 Bob Wilson <bob.wilson@acm.org>
17497 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
17498 exception for divide-by-zero.
17499 (__umodsi3, __modsi3): Likewise.
17501 2007-04-25 Dirk Mueller <dmueller@suse.de>
17503 * c-typeck.c (build_compound_expr): Annotate warning()
17504 call with OPT_Wunused_value.
17505 * tree-ssa.c (warn_uninit): Annotate warning with
17507 * c-common.c (handle_sentinel_attribute): Annotate warning
17508 call with OPT_Wattributes.
17510 2007-04-25 Thiemo Seufer <ths@mips.com>
17512 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
17513 (mips16): Fix typo.
17514 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
17515 on to the assembler. Improve handling of -mno-mips16. Add handling
17516 of -mno-mips3d, -mno-dsp, -mno-dspr2.
17517 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
17518 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
17519 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
17521 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
17524 * config/i386/winnt.c (i386_pe_file_end): Strip only
17525 USER_LABEL_PREFIX when writing export name.
17527 2007-04-25 Richard Sandiford <richard@codesourcery.com>
17529 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
17530 sh/elf.h, vx-common.h and vxworks.h.
17531 * config/sh/sh.h: Include config/vxworks-dummy.h.
17532 (SUBTARGET_OVERRIDE_OPTIONS): Define.
17533 (OVERRIDE_OPTIONS): Use it.
17534 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
17535 (vxworks_picreg): New pattern.
17536 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
17537 VXWORKS_OS_CPP_BUILTINS.
17538 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
17539 to their VXWORKS_* equivalents.
17540 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
17541 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
17542 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
17543 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
17544 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
17545 -mrtp/-fPIC multilibs.
17546 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
17547 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
17548 (MULTILIB_OSDIRNAMES): Delete.
17550 2007-04-25 Anatoly Sokolov <aesok@post.ru>
17553 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
17555 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
17557 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
17558 rounding mode to be specified by the caller.
17559 (real_to_mpfr) Likewise.
17560 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
17561 include new arguments.
17562 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
17564 2007-04-24 Ian Lance Taylor <iant@google.com>
17566 PR tree-optimization/31605
17567 * tree-vrp.c (set_value_range): Check that min and max are not
17568 both overflow infinities.
17569 (set_value_range_to_value): New static function.
17570 (extract_range_from_binary_expr): Call set_value_range_to_value.
17571 (extract_range_from_cond_expr): Likewise.
17572 (extract_range_from_expr): Likewise.
17573 (extract_range_from_unary_expr): Likewise. Don't create a range
17574 which overflows on both sides.
17575 (vrp_meet): Check for a useless range.
17576 (vrp_visit_phi_node): If we see a constant which looks like an
17577 overflow infinity, turn off the TREE_OVERFLOW flag.
17579 2007-04-24 Ian Lance Taylor <iant@google.com>
17581 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
17583 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
17585 PR diagnostic/25923
17586 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
17587 diagnostic message is being built.
17588 * tree-pretty-print.c (dump_generic_node): Only write the
17589 formatted text into BUFFER's stream if we are not building a
17590 diagnostic message.
17591 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
17593 * Makefile.in (toplev.o): Depend on tree-pass.h.
17595 2007-04-24 Ian Lance Taylor <iant@google.com>
17597 PR tree-optimization/31602
17598 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
17599 conditionals in the copied loop header.
17600 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
17601 warnings if TREE_NO_WARNING is set.
17602 * doc/invoke.texi (Warning Options): Clarify that
17603 -Wstrict-overflow does not warn about loops.
17605 2007-04-24 Janis Johnson <janis187@us.ibm.com>
17607 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
17608 expand on the comment about _Decimal128 arguments and check the
17609 integer result of the modulus operation; for 64-bit ELF ABI, ensure
17610 that _Decimal128 argument uses even/odd register pair.
17611 (function_arg): Ditto.
17613 2007-04-24 Hui-May Chang <hm.chang@apple.com>
17615 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
17616 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
17618 2007-04-24 Richard Guenther <rguenther@suse.de>
17619 Olga Golovanevsky <olga@il.ibm.com>
17621 * fold-const.c (multiple_of_p): Check for bottom
17624 2007-04-24 Richard Henderson <rth@redhat.com>
17626 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
17627 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
17628 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
17629 looking for non-zero bits shifted out. Avoid a recursive call
17630 when constructing the scalar.
17631 (__floatundisf): Likewise.
17633 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
17635 * dwarf2out.c (field_byte_offset): Move the existing logic
17636 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
17637 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
17639 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17642 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
17643 length argument of 0 for memset.
17644 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
17645 unsigned shift instead of the signed variant.
17647 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17649 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
17650 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
17651 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
17652 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
17653 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
17654 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
17655 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
17656 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
17657 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
17658 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
17659 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
17660 "mul<mode>3", "div<mode>3"): Insn definitions added.
17661 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
17662 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
17663 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
17664 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
17665 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
17666 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
17667 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
17668 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
17669 TARGET_FLOAT_FORMAT): Macro definitions removed.
17670 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
17671 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
17672 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
17673 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
17674 (s390_gen_rtx_const_DI): Function removed.
17675 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
17677 2007-04-24 Richard Sandiford <richard@codesourcery.com>
17679 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
17680 over an external ffs function.
17682 2007-04-24 Chao-ying Fu <fu@mips.com>
17683 Richard Sandiford <richard@nildram.co.uk>
17685 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
17686 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
17687 (smadd_widen_optab, umadd_widen_optab): Define.
17688 * optabs.c (init_optabs): Initialize smadd_widen_optab and
17690 * genopinit.c (optabs): Fill in smadd_widen_optab and
17692 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
17693 and umadd_widen_optab to implement multiply-add sequences.
17694 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
17695 (<u>maddsidi4): ...this. Extend condition to include
17696 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
17697 of operand 0 to "ka" and use the three-operand form of madd<u>
17699 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
17701 * config/mips/constraints.md (ka): New register constraint.
17703 2007-04-24 Jan Hubicka <j@suse.cz>
17707 2007-04-23 Jan Hubicka <jh@suse.cz>
17708 * function.c (init_function_start): Don't init line number info.
17709 (expand_function_end): Update.
17710 (reset_block_changes, record_block_change, finalize_block_changes,
17711 check_block_change, free_block_changes): Kill.
17712 * function.h (reset_block_changes, record_block_change,
17713 finalize_block_changes, check_block_change, free_block_changes):
17715 (struct function): Remove ib_boundaries_block.
17716 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17717 Use curr_insn_locator to initialize locator.
17718 (emit_line_note): Remove.
17719 * cfgexpand.c (expand_gimple_cond_expr): Update.
17720 (construct_exit_block): Likewise.
17721 (tree_expand_cfg): Initialize/finalize locators.
17722 * expr.c (expand_expr_real): Update.
17723 * cfglayout.c (line_locators_locs, line_locators_lines,
17724 file_locators_locs, file_locators_files): Remove.
17725 (set_block_levels): Move to cfgexpand.c.
17726 (insn_locators_initialize): Remove.
17727 (pass_insn_locators_initialize): Remove.
17728 (locations_locators_locs, locations_locators_vals): New static vars.
17729 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17731 (insn_locators_alloc, insn_locators_finalize,
17732 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17734 (locator_location): New.
17735 (locator_line, locator_file): Rewrite.
17736 * rtl.h (emit_line_note): Kill.
17737 (insn_locators_alloc, insn_locators_finalize,
17738 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17740 * tree-inline.c (initialize_cfun): Do not initialize
17741 ib_boundaries_block.
17742 * passes.c (pass_insn_locators_initialize): Remove.
17744 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
17746 * doc/invoke.texi: Removed leading '-' from option index entries.
17748 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
17750 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
17752 (create_phi_node): Use set_phi_nodes.
17753 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
17754 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
17755 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
17756 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
17757 (bsi_start, bsi_last): Use bb_stmt_list.
17758 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
17759 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
17760 Traverse the statements using tsi iterator.
17761 * basic-block.h (struct basic_block_def): Fields stmt_list
17762 and phi_nodes moved to ...
17763 (struct tree_bb_info): ... new structure.
17764 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
17765 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
17766 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
17767 (tree_verify_flow_info): Verify that il.tree is not set for
17768 entry and exit block.
17769 (tree_split_block): Use set_bb_stmt_list.
17771 2007-04-23 Mike Stump <mrs@apple.com>
17773 * config/i386/i386.c (ix86_tune_features
17774 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
17777 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
17779 * config/i386/i386.md (prefix_extra): New attribute.
17780 (length): Add prefix_extra.
17782 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
17783 (sse2_movntv2di): Likewise.
17784 (sse2_cvtps2dq): Likewise.
17785 (sse2_cvtpd2pi): Likewise.
17786 (sse2_cvttpd2pi): Likewise.
17787 (*sse2_cvtpd2ps): Likewise.
17788 (*add<mode>3): Likewise.
17789 (sse2_ssadd<mode>3): Likewise.
17790 (sse2_usadd<mode>3): Likewise.
17791 (*sub<mode>3): Likewise.
17792 (sse2_sssub<mode>3): Likewise.
17793 (sse2_ussub<mode>3): Likewise.
17794 (*mulv8hi3): Likewise.
17795 (*smulv8hi3_highpart): Likewise.
17796 (*umulv8hi3_highpart): Likewise.
17797 (sse2_umulv2siv2di3): Likewise.
17798 (sse2_pmaddwd): Likewise.
17799 (ashr<mode>3): Likewise.
17800 (lshr<mode>3): Likewise.
17801 (ashl<mode>3): Likewise.
17802 (sse2_ashlti3): Likewise.
17803 (sse2_lshrti3): Likewise.
17804 (*umaxv16qi3): Likewise.
17805 (*smaxv8hi3): Likewise.
17806 (*uminv16qi3): Likewise.
17807 (*sminv8hi3): Likewise.
17808 (sse2_eq<mode>3): Likewise.
17809 (sse2_gt<mode>3): Likewise.
17810 (*and<mode>3): Likewise.
17811 (sse2_nand<mode>3): Likewise.
17812 (*ior<mode>3): Likewise.
17813 (*xor<mode>3): Likewise.
17814 (sse2_packsswb): Likewise.
17815 (sse2_packssdw): Likewise.
17816 (sse2_packuswb): Likewise.
17817 (sse2_punpckhbw): Likewise.
17818 (sse2_punpcklbw): Likewise.
17819 (sse2_punpckhwd): Likewise.
17820 (sse2_punpcklwd): Likewise.
17821 (sse2_punpckhdq): Likewise.
17822 (sse2_punpckldq): Likewise.
17823 (sse2_punpckhqdq): Likewise.
17824 (sse2_punpcklqdq): Likewise.
17825 (*sse2_pinsrw): Likewise.
17826 (*sse2_pextrw): Likewise.
17827 (sse2_pshufd_1): Likewise.
17828 (sse2_uavgv16qi3): Likewise.
17829 (sse2_uavgv8hi3): Likewise.
17830 (sse2_psadbw): Likewise.
17831 (sse2_pmovmskb): Likewise.
17832 (*sse2_maskmovdqu): Likewise.
17833 (*sse2_maskmovdqu_rex64): Likewise.
17834 (sse4a_extrqi): Likewise.
17835 (sse4a_extrq): Likewise.
17836 (sse3_lddqu): Set prefix_rep.
17837 (sse3_addsubv4sf3): Likewise.
17838 (sse3_haddv4sf3): Likewise.
17839 (sse3_hsubv4sf3): Likewise.
17840 (sse_cvtss2si): Likewise.
17841 (sse_cvtss2si_2): Likewise.
17842 (sse_cvtss2siq): Likewise.
17843 (sse_cvtss2siq_2): Likewise.
17844 (sse_cvttss2si): Likewise.
17845 (sse_cvttss2siq): Likewise.
17846 (sse2_cvttps2dq): Likewise.
17847 (sse3_movshdup): Likewise.
17848 (sse3_movsldup): Likewise.
17849 (sse2_cvtsd2si): Likewise.
17850 (sse2_cvtsd2si_2): Likewise.
17851 (sse2_cvtsd2siq): Likewise.
17852 (sse2_cvtsd2siq_2): Likewise.
17853 (sse2_cvttsd2si): Likewise.
17854 (sse2_cvttsd2siq): Likewise.
17855 (*sse2_cvtpd2dq): Likewise.
17856 (*sse2_cvttpd2dq): Likewise.
17857 (sse2_pshuflw_1): Likewise.
17858 (sse2_pshufhw_1): Likewise.
17859 (sse4a_insertqi): Likewise.
17860 (sse4a_insertq): Likewise.
17861 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
17862 (ssse3_phadddv4si3): Likewise.
17863 (ssse3_phaddswv8hi3): Likewise.
17864 (ssse3_phsubwv8hi3): Likewise.
17865 (ssse3_phsubdv4si3): Likewise.
17866 (ssse3_phsubswv8hi3): Likewise.
17867 (ssse3_pmaddubswv8hi3): Likewise.
17868 (ssse3_pmulhrswv8hi3): Likewise.
17869 (ssse3_pshufbv16qi3): Likewise.
17870 (ssse3_psign<mode>3): Likewise.
17871 (ssse3_palignrti): Likewise.
17872 (abs<mode>2): Likewise.
17873 (ssse3_phaddwv4hi3): Set prefix_extra.
17874 (ssse3_phadddv2si3): Likewise.
17875 (ssse3_phaddswv4hi3): Likewise.
17876 (ssse3_phsubwv4hi3): Likewise.
17877 (ssse3_phsubdv2si3): Likewise.
17878 (ssse3_phsubswv4hi3): Likewise.
17879 (ssse3_pmaddubswv4hi3): Likewise.
17880 (ssse3_pmulhrswv4hi3): Likewise.
17881 (ssse3_pshufbv8qi3): Likewise.
17882 (ssse3_psign<mode>3): Likewise.
17883 (ssse3_palignrdi): Likewise.
17884 (abs<mode>2): Likewise.
17885 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
17886 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
17887 (sse2_pmovmskb): Set mode to SI instead of V2DF.
17889 2007-04-23 Nick Clifton <nickc@redhat.com>
17891 * params.def: Fix formatting of emacs local variables.
17893 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
17895 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
17896 move if inter-unit move isn't allowed.
17897 Don't split moving the first element of V2DI to DI to inter-unit
17898 move if inter-unit move isn't allowed.
17900 2007-04-23 Richard Guenther <rguenther@suse.de>
17902 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
17903 and CDI_POST_DOMINATORS separately.
17905 2007-04-23 Nick Clifton <nickc@redhat.com>
17907 * c.opt (Wformat-contains-nul): Add warning attribute.
17909 2007-04-23 Jan Hubicka <jh@suse.cz>
17911 * function.c (init_function_start): Don't init line number info.
17912 (expand_function_end): Update.
17913 (reset_block_changes, record_block_change, finalize_block_changes,
17914 check_block_change, free_block_changes): Kill.
17915 * function.h (reset_block_changes, record_block_change,
17916 finalize_block_changes, check_block_change, free_block_changes):
17918 (struct function): Remove ib_boundaries_block.
17919 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17920 Use curr_insn_locator to initialize locator.
17921 (emit_line_note): Remove.
17922 * cfgexpand.c (expand_gimple_cond_expr): Update.
17923 (construct_exit_block): Likewise.
17924 (tree_expand_cfg): Initialize/finalize locators.
17925 * expr.c (expand_expr_real): Update.
17926 * cfglayout.c (line_locators_locs, line_locators_lines,
17927 file_locators_locs, file_locators_files): Remove.
17928 (set_block_levels): Move to cfgexpand.c.
17929 (insn_locators_initialize): Remove.
17930 (pass_insn_locators_initialize): Remove.
17931 (locations_locators_locs, locations_locators_vals): New static vars.
17932 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17934 (insn_locators_alloc, insn_locators_finalize,
17935 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17937 (locator_location): New.
17938 (locator_line, locator_file): Rewrite.
17939 * rtl.h (emit_line_note): Kill.
17940 (insn_locators_alloc, insn_locators_finalize,
17941 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17943 * tree-inline.c (initialize_cfun): Do not initialize
17944 ib_boundaries_block.
17945 * passes.c (pass_insn_locators_initialize): Remove.
17947 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17949 PR middle-end/31448
17950 * expr.c (reduce_to_bit_field_precision): Handle
17953 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
17955 PR tree-optimization/24659
17956 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
17957 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
17958 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
17959 * genopinit.c (optabs): Rename vec_pack_mod_optab
17960 to vec_pack_trunc_optab.
17961 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
17962 early for scalar floating point operands for NOP_EXPR.
17963 (vectorizable_type_promotion): Ditto.
17964 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
17965 vec_pack_trunc_optab.
17966 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
17968 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
17969 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
17970 Rename from VEC_PACK_MOD_EXPR.
17971 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
17972 * expr.c (expand_expr_real_1): Ditto.
17973 * tree-inline.c (estimate_num_insns_1): Ditto.
17974 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17976 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
17977 (vec_unpacks_lo_v4sf): Ditto.
17978 (vec_pack_trunc_v2df): Ditto.
17979 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
17980 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
17981 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
17983 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
17985 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
17987 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
17988 Rename from VEC_PACK_MOD_EXPR. This expression also represent
17989 packing of floating point operands.
17990 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
17991 represent unpacking of floating point operands.
17992 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
17993 [vec_unpacks_hi]: Ditto.
17994 [vec_unpacks_lo]: Ditto.
17996 2007-04-22 Jan Hubicka <jh@suse.cz>
17998 * final.c (rest_of_handle_final): Call
17999 targetm.asm_out.constructor/targetm.asm_out.destructor
18000 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
18001 proper priority via decl_*_priority_insert.
18002 * c-common.c (c_expand_body): Likewise.
18004 2007-04-22 Richard Guenther <rguenther@suse.de>
18006 PR tree-optimization/29789
18007 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
18008 (rewrite_reciprocal): New helper split out from
18009 determine_invariantness_stmt.
18010 (rewrite_bittest): Likewise.
18011 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
18012 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
18015 2007-04-22 Revital Eres <eres@il.ibm.com>
18017 * loop-unroll.c (var_to_expand): New field to support also
18018 insns of the form x = something + x.
18019 (analyze_insn_to_expand_var): Use it.
18020 (expand_var_during_unrolling): Likewise.
18022 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
18024 * predict.c: Include pointer-set.h.
18025 (bb_predictions): New variable.
18026 (tree_predicted_by_p, tree_predict_edge,
18027 remove_predictions_associated_with_edge): Use bb_predictions map
18028 instead of bb->predictions.
18029 (clear_bb_predictions, assert_is_empty): New functions.
18030 (combine_predictions_for_bb): Use bb_predictions map. Call
18031 clear_bb_predictions.
18032 (tree_estimate_probability): Create and free bb_predictions map.
18033 * Makefile.in (predict.o): Add pointer-set.h dependency.
18034 * basic-block.h (struct basic_block_def): Remove predictions
18036 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
18038 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
18041 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
18044 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18046 * timevar.c (timevar_print): Change reference of --disable-checking to
18047 --enable-checking=release. Also warn if assert checking is disabled.
18049 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18052 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
18053 decl as addressable if the compound literal was marked as
18055 Mark the decl as a gimple register if it is a complex or
18056 vector decl and does not live in memory.
18058 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18060 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
18061 (GENERIC_NEXT): New function macro.
18062 (PHI_CHAIN): Use phi_node's new chain variable.
18063 (tree_phi_node): Change tree_common to tree_base
18064 and add the chain field.
18065 * tree-phinodes.c (make_phi_node): Don't set
18066 TREE_TYPE on the new node.
18067 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
18068 instead of checking GIMPLE_TUPLE_P in chain_next.
18069 * tree-vect-transform.c
18070 (get_initial_def_for_induction): Look at
18071 PHI_RESULT_TREE for the type of the phi node.
18072 (update_vuses_to_preheader): Use PHI_CHAIN
18073 instead of TREE_CHAIN on the phi node.
18074 * tree-ssa-structalias.c (compute_points_to_sets):
18076 (ipa_pta_execute): Likewise.
18078 2007-04-21 Richard Guenther <rguenther@suse.de>
18080 PR middle-end/31136
18081 * fold-const.c (fold_unary): Call fold_convert_const on the
18084 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
18086 * gcse.c (store_killed_in_insn): Handle PARALLELs.
18087 (store_killed_in_pat): New.
18089 2007-04-20 Richard Henderson <rth@redhat.com>
18092 * config/i386/i386.c (type_has_variadic_args_p): Look for any
18093 TREE_LIST with a void_type_node value, not void_list_node exactly.
18095 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
18097 * doc/standards.texi: Re-arrange into language-specific
18098 subsections. Add a C++ section, documenting which standards we
18101 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
18103 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
18104 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
18106 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
18108 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
18109 ecrti.o and crtbegin.o.
18110 (LIB_DEFAULT_SPEC): Include -lc.
18111 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
18113 2007-04-20 Richard Henderson <rth@redhat.com>
18116 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
18117 argument; update all callers.
18118 (get_unaligned_offset): New.
18119 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
18120 get_unaligned_address, just pass on the address directly.
18121 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
18122 the subreg in the helper patterns.
18123 (unaligned_extendqidi_le): Use get_unaligned_offset.
18124 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
18125 (unaligned_extendhidi_be): Likewise.
18126 (unaligned_extendhidi): Tidy.
18127 * config/alpha/alpha-protos.h: Update.
18129 2007-04-20 Richard Henderson <rth@redhat.com>
18131 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
18132 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
18133 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
18134 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
18135 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
18136 (CPP_SPEC): Don't include %(cpp_subtarget).
18137 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
18138 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
18139 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
18141 2007-04-20 Jakub Jelinek <jakub@redhat.com>
18143 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
18144 for __builtin_ia32_cmpordss.
18146 PR tree-optimization/31632
18147 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
18148 and arg1 for optimizations of comparison against min/max values.
18149 Fold arg0 to arg1's type for optimizations of comparison against
18150 min+1 and max-1 values.
18152 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
18154 * reload.c (combine_reloads): When trying to use a dying register,
18155 check whether it's uninitialized and don't use if so.
18157 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
18159 * fold-const.c: Remove prototypes for native_encode_expr and
18160 native_interpret_expr.
18161 (native_encode_expr): Make non-static.
18162 (native_interpret_expr): Likewise.
18163 * tree.h: Add prototypes for the above.
18165 2007-04-19 Joseph Myers <joseph@codesourcery.com>
18167 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
18168 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
18169 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
18170 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
18171 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
18172 Add length attributes.
18174 2007-04-19 Janis Johnson <janis187@us.ibm.com>
18176 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
18179 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
18180 __STDC_WANT_DEC_FP__.
18182 2007-04-19 Joseph Myers <joseph@codesourcery.com>
18184 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
18185 for long double compatibility.
18186 * configure: Regenerate.
18188 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
18190 PR rtl-optimization/29841
18191 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
18193 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
18194 that may cause control flow transfer from being moved.
18196 2007-04-18 Jan Hubicka <jh@suse.cz>
18198 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
18201 2007-04-18 Eric Christopher <echristo@apple.com>
18203 * config/rs6000/darwin.md (load_macho_picbase): Use link register
18204 only. Update operands.
18205 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
18206 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
18207 link register to pic register.
18209 2007-04-18 Dirk Mueller <dmueller@suse.de>
18211 PR diagnostic/31227
18212 * tree-vrp.c (search_for_addr_array): New.
18213 (check_array_bounds): Suppress warning about
18214 address taken of array refs if its not de-referenced.
18216 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
18218 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
18219 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
18221 * tree-vectorizer.h (NITERS_KNOWN_P): New.
18222 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
18223 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
18225 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
18227 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
18229 (vect_analyze_scalar_cycles): Fix indentation.
18230 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
18231 (vect_mark_relevant): Include phis in relevance analysis.
18233 * tree-vect-transform.c (vect_transform_loop): Add an assert.
18235 2007-04-18 Anatoly Sokolov <aesok@post.ru>
18237 * config/avr/avr.c (ptrreg_to_str): Replace error() with
18238 output_operand_lossage().
18240 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
18242 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
18243 the unused code for reduction without adjust-in-epilog to simplify the
18246 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
18248 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
18249 (S390_TDC_NEGATIVE_ZERO): New constant.
18250 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
18251 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
18252 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
18253 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
18254 (S390_TDC_POSITIVE_INFINITY): New constant.
18255 (S390_TDC_NEGATIVE_INFINITY): New constant.
18256 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
18257 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
18258 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
18259 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
18260 (S390_TDC_INFINITY): New constant.
18261 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
18262 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
18263 optimization for UNSPEC_CCZ_TO_INT.
18264 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
18265 ("*ccz_to_int"): New insn.
18266 ("isinf<mode>2"): New insn.
18267 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
18268 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
18269 (UNSPEC_CCZ_TO_INT): New constant.
18271 2007-04-18 Richard Guenther <rguenther@suse.de>
18273 PR tree-optimization/19431
18274 PR tree-optimization/21463
18275 * tree-pass.h (pass_phiprop): Declare.
18276 * passes.c (init_optimization_passes): New phiprop pass.
18277 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
18278 (phivn_valid_p): New helper function.
18279 (phiprop_insert_phi): Likewise.
18280 (propagate_with_phi): Likewise.
18281 (tree_ssa_phiprop): New propagator propagating loads
18282 through phi nodes if profitable.
18284 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
18286 * tree-vect-analyze.c (process_use): New function.
18287 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
18288 Check phis in all bbs.
18289 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
18292 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
18294 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
18297 2007-04-17 Anatoly Sokolov <aesok@post.ru>
18300 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
18303 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
18305 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
18307 (sse_vmmulv4sf3): Likewise.
18308 (sse2_vmaddv2df3): Likewise.
18309 (sse2_vmmulv2df3): Likewise.
18311 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
18313 PR rtl-optimization/31360
18314 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
18315 (target_reg_cost): New.
18316 (init_set_costs): Initialize target_reg_cost. Add comments
18317 regarding the rationale of the costs.
18318 (global_cost_for_size): Renamed to...
18319 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
18320 of register pressure.
18321 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
18322 estimate_reg_pressure_cost. Add number of ivs.
18323 (determine_set_costs): Dump target_reg_cost.
18324 * loop-invariant.c (gain_for_invariant): Use
18325 estimate_reg_pressure_cost. Removed n_inv_uses argument.
18326 (best_gain_for_invariant, find_invariants_to_move): Remove
18328 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
18329 (target_reg_cost): Declare.
18330 (global_cost_for_size): Declaration removed.
18331 (estimate_reg_pressure_cost): Declare.
18333 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
18335 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
18336 regnos into even/odd register pairs.
18337 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
18338 TDmode similar to the other floating point modes.
18339 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
18340 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
18342 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
18343 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
18344 (movdd_hardfloat64): Use TARGET_MFPGPR.
18346 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
18348 * reload1.c (delete_output_reload): Don't count output in n_inherited.
18351 2005-01-05 Richard Henderson <rth@redhat.com>
18353 * reload1.c (do_input_reload): Restrict the optimization deleteing
18354 a previous output reload to RELOAD_FOR_INPUT.
18356 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
18358 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
18359 induc_vec_info_type.
18360 (vectorizable_induction): New function declaration.
18361 * tree-vect-transform.c (get_initial_def_for_induction): No need to
18362 check if already vectorized. Find first place in BB where new stmts
18363 can be inserted. Takes only one argument.
18364 (vectorizable_induction): New function.
18365 (vect_transform_stmt): Add case for induc_vec_info_type to call
18366 vectorizable_induction.
18367 (vect_transform_loop): Consider phis for vectorization.
18368 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
18370 (analyze_operations): Call vectorizable_induction when analyzing phis.
18372 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
18373 (vect_mark_relevant): Include phis in relevance analysis.
18374 (vect_mark_stmts_to_be_vectorize): Likewise.
18375 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
18377 2007-04-16 Lawrence Crowl <crowl@google.com>
18379 * doc/invoke.texi (Debugging Options): Add documentation for the
18380 -femit-struct-debug options -femit-struct-debug-baseonly,
18381 -femit-struct-debug-reduced, and
18382 -femit-struct-debug-detailed[=...].
18384 * c-opts.c (c_common_handle_option): Add
18385 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
18386 and OPT_femit_struct_debug_detailed_.
18387 * c.opt: Add specifications for
18388 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
18389 and -femit-struct-debug-detailed[=...].
18390 * opts.c (set_struct_debug_option): Parse the
18391 -femit-struct-debug-... options.
18392 * opts.c (matches_main_base, main_input_basename,
18393 main_input_baselength, base_of_path, matches_main_base): Add
18394 variables and functions to compare header base name to compilation
18396 * opts.c (should_emit_struct_debug): Add to determine to emit a
18397 structure based on the option.
18398 (dump_struct_debug) Also disabled function to debug this
18400 * opts.c (handle_options): Save the base name of the
18403 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
18404 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
18405 This hook indicates if a type is generic. Set it by default
18406 to "never generic".
18407 * langhooks.h (struct lang_hooks_for_types): Add a new hook
18408 to determine if a struct type is generic or not.
18409 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
18410 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
18411 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
18412 with live C++ hook.
18414 * flags.h (enum debug_info_usage): Add an enumeration to describe
18415 a program's use of a structure type.
18416 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
18417 to indicate the program's usage of the type. Filter structs based
18418 on the -femit-struct-debug-... specification.
18419 (gen_type_die): Split into two routines, gen_type_die and
18420 gen_type_die_with_usage. gen_type_die is now a wrapper
18421 that assumes direct usage.
18422 (gen_type_die_with_usage): Replace calls to gen_type_die
18423 with gen_type_die_with_usage adding the program usage of
18424 the referenced type.
18425 (dwarf2out_imported_module_or_decl): Suppress struct debug
18426 information using should_emit_struct_debug when appropriate.
18428 2007-04-16 Ian Lance Taylor <iant@google.com>
18430 PR tree-optimization/31522
18431 * tree-vrp.c (vr_phi_edge_counts): New static variable.
18432 (vrp_initialize): Allocate vr_phi_edge_counts.
18433 (vrp_visit_phi_node): Don't push to infinity if we saw a new
18434 executable edge. Drop test for all constants.
18435 (vrp_finalize): Free vrp_phi_edge_counts.
18437 * doc/cpp.texi (Common Predefined Macros): Clarify description of
18438 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
18440 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
18441 predecessors at head rather than tail.
18443 2007-04-16 Matthias Klose <doko@debian.org>
18445 * config/alpha/linux.h (CPP_SPEC): Define.
18446 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
18448 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
18450 * function.h: Remove sequence_stack extern declaration.
18452 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
18454 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
18456 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
18459 2007-04-16 Anatoly Sokolov <aesok@post.ru>
18461 * config/avr/avr.c (avr_arch_types): Rearranging array.
18462 (enum avr_arch): Add.
18463 (avr_mcu_types): Use avr_arch enumeration constants instead of
18465 * config/avr/avr.h (LINK_SPEC): Simplify.
18467 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
18469 * config/m68k/m68k.c (m68k_libcall_value,
18470 m68k_function_value): Use macros for register names more.
18472 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
18474 (M68K_REGNAME): Use A6_REG.
18475 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
18477 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18479 PR middle-end/28071
18480 * sched-int.h (struct deps): Split field 'pending_lists_length' into
18481 'pending_read_list_length' and 'pending_write_list_length'. Update
18483 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
18484 to handle two length counters instead of one. Update all uses.
18485 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
18486 two length counters instead of one.
18487 * sched-rgn.c (propagate_deps): Update to handle two length counters
18490 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
18493 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
18494 copy of source, pass it to ix86_expand_vector_set and return
18497 2007-04-16 David Ung <davidu@mips.com>
18498 Joseph Myers <joseph@codesourcery.com>
18500 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
18501 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
18502 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
18503 Add 74K processor information.
18504 * config/mips/mips.md: Include 74k.md.
18505 (cpu): Add 74kc,74kf,74kx.
18506 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
18507 * config/mips/74k.md: New.
18508 * doc/invoke.texi (MIPS Options): Document 74K support.
18510 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
18512 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
18513 vectorizable_* functions.
18514 * tree-vect-transform.c (vectorizable_call): Add check for
18515 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
18516 (vectorizable_store): likewise.
18517 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
18519 (vectorizable_operation, vectorizable_type_demotion): Likewise.
18520 (vectorizable_type_promotion, vectorizable_load): Likewise.
18521 (vectorizable_live_operation, vectorizable_condition): Likewise.
18522 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
18524 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
18526 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18528 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
18529 register numbers more.
18530 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
18531 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
18532 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
18533 FUNCTION_VALUE_REGNO_P): Likewise.
18534 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
18535 STATIC_CHAIN_REGNUM): Likewise.
18536 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
18537 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
18538 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
18539 * config/m68k/m68k.md (FP_REG): New.
18541 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18543 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
18546 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18548 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
18549 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
18552 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18554 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
18557 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
18560 * c-decl.c (finish_decl): Grab the type of the decl after the call
18561 to store_init_value.
18563 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
18565 * common.opt (fforward-propagate): Fix "Optimization" annotation.
18567 2007-04-14 Jakub Jelinek <jakub@redhat.com>
18570 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
18571 dominators, post dominators and cleanup cfg before returning.
18573 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
18575 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
18576 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
18578 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
18580 * config.gcc: Recognize fido.
18581 * config/m68k/m68k-devices.def (fidoa): New.
18582 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
18584 (FL_FIDOA, TARGET_FIDOA): New.
18585 * config/m68k/m68k.opt (mfidoa): New.
18587 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18589 PR middle-end/31322
18590 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
18591 when a personality function is used.
18593 2007-04-13 Bob Wilson <bob.wilson@acm.org>
18595 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
18597 2007-04-13 Mike Stump <mrs@apple.com>
18599 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
18601 * config/darwin.opt (fapple-kext): Make C++ only.
18602 * config/darwin.c (darwin_override_options): Remove code to ensure
18603 -fapple-kext is given for C++ only.
18605 2007-04-13 Richard Sandiford <richard@codesourcery.com>
18607 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
18608 * config/mips/mips.c (override_options): Call
18609 SUBTARGET_OVERRIDE_OPTIONS, if defined.
18611 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
18613 * config/i386/i386.opt (msvr3-shlib): Removed.
18615 * doc/invoke.texi: Remove -msvr3-shlib.
18617 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
18619 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
18620 with "popcnt" instruction.
18622 2007-04-13 Richard Guenther <rguenther@suse.de>
18624 PR tree-optimization/21258
18625 * tree-vrp.c (compare_case_labels): New helper.
18626 (find_switch_asserts): New function.
18627 (find_assert_locations): Call it for SWITCH_EXPRs.
18629 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
18631 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
18632 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
18633 check is now implied in X87_FLOAT_MODE_P.
18634 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
18635 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
18636 (fix_trunc<mode>_i386_fisttp): Ditto.
18637 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
18638 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
18639 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
18640 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
18641 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
18642 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
18643 (unnamed_splitters): Ditto.
18644 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
18645 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
18646 FIRST_SSE_REG for local functions when SSE math is enabled or
18647 for functions with sseregparm attribute.
18648 (standard_80387_constant_p): Return -1 if mode is not
18650 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
18651 (ix86_expand_compare): Ditto.
18652 (ix86_expand_carry_flag_compare): Ditto.
18653 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
18654 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
18655 DECIMAL_FLOAT_MODE_P.
18656 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
18657 of SCALAR_FLOAT_MODE_P.
18658 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
18659 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
18660 checks before FLOAT_MODE_P.
18661 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
18662 before FLOAT_MODE_P.
18667 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
18669 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
18670 Charles Wilson <libtool@cwilson.fastmail.fm>
18672 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
18673 (libgcc.mvars): Don't depend on them.
18674 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
18675 * exec-tool.in: New.
18677 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
18679 * doc/invoke.text (--help): Document --help=common.
18681 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
18683 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
18685 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18687 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
18688 * genemit.c (main): Emit #include "integrate.h".
18689 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
18690 (LOADGP_RTP): New mips_loadgp_style.
18691 * config/mips/mips.h: Include config/vxworks-dummy.h.
18692 (TARGET_RTP_PIC): New macro.
18693 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
18694 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
18695 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
18696 for TARGET_RTP_PIC.
18697 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
18698 -mvxworks-pic when using -mrtp and a PIC option.
18699 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
18701 (mips_symbolic_constant_p, mips_symbolic_address_p)
18702 (mips_symbol_insns): Handle SYMBOL_HALF.
18703 (override_options): Warn about -G and -mrtp being used together.
18704 Initialize mips_lo_relocs[SYMBOL_HALF].
18705 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
18706 (mips_emit_loadgp): Handle LOADGP_RTP.
18707 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
18708 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
18709 (tablejump): Handle function-relative case table entries if
18711 * config/mips/predicates.md (symbol_ref_operand): New predicate.
18713 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18715 * config/mips/mips.md (load_call<mode>): Allow any general register.
18717 (sibcall_value_internal, sibcall_value_multiple_internal)
18718 (call_value_internal, call_value_split, call_value_multiple_internal)
18719 (call_value_multiple_split): Remove constraints from operand 0.
18721 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18723 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
18724 rather than loadgp_noshared.
18725 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
18726 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
18728 * config/mips/mips.md (loadgp): Rename to...
18729 (loadgp_newabi): ...this.
18730 (loadgp_noshared): Rename to...
18731 (loadgp_absolute): ...this.
18733 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18735 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
18736 false for locally-binding symbols.
18737 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
18739 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18741 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
18742 (SYMBOL_GOT_PAGE_OFST): ...this.
18743 (SYMBOL_GOT_GLOBAL): Rename to...
18744 (SYMBOL_GOT_DISP): ...this.
18745 (SYMBOL_GOTOFF_GLOBAL): Rename to...
18746 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
18747 * config/mips/mips.c (mips_global_symbol_p): New function.
18748 (mips_symbol_binds_local_p): Likewise.
18749 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
18750 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
18751 mips_global_symbol_p and mips_symbol_binds_local_p.
18752 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
18753 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
18754 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
18755 SYMBOL_GOTOFF_DISP.
18756 (mips_ok_for_lazy_binding_p): New function.
18757 (mips_load_call_address, mips_expand_call): Use it.
18758 (mips_dangerous_for_la25_p): Likewise.
18759 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
18760 (*got_disp<mode>): Use got_disp_operand instead of
18761 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
18762 SYMBOL_GOTOFF_GLOBAL.
18763 (*got_page<mode>): Use got_page_ofst_operand instead of
18765 * config/mips/predicates.md (const_call_insn_operand): Use
18766 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
18767 (global_got_operand): Rename to...
18768 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
18770 (local_got_operand): Rename to...
18771 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
18772 of SYMBOL_GOT_LOCAL.
18774 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18776 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
18777 TARGET_CALL_CLOBBERED_GP.
18778 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18779 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
18780 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
18781 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
18782 of TARGET_ABICALLS && !TARGET_NEWABI.
18783 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18784 * config/mips/mips.c (mips_load_call_address): Check
18785 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
18786 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18787 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
18788 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
18789 TARGET_ABICALLS && TARGET_NEWABI.
18790 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
18792 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
18793 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
18794 TARGET_ABICALLS && TARGET_NEWABI.
18795 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
18796 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
18797 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
18798 whether indirect calls must use $25.
18799 (mips_extra_live_on_entry): Check TARGET_GOT instead of
18801 * config/mips/mips.md (jal_macro): Check flag_pic and
18802 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
18803 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
18804 instead of TARGET_ABICALLS.
18805 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
18806 TARGET_ABICALLS && TARGET_OLDABI.
18807 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18808 (sibcall): In the comment above the define_insn, mention
18809 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
18810 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
18811 instead of TARGET_ABICALLS.
18813 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
18815 * doc/md.texi (Blackfin family constraints): Document PA and PB.
18816 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
18817 (MACFLAGS_MATCH_P): New macro.
18818 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
18819 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
18820 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
18821 the other MACFLAG constants.
18822 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
18823 (flag_machi): Tighten constraints. Renumber some of the operands.
18824 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
18826 (flag_machi_parts_acconly): New pattern.
18827 (flag_macinithi): Tighten constraints. Allow any accumulator to be
18829 (flag_macinit1hi): Tighten constraints.
18830 (flag_mul_macv2hi_parts_acconly): New pattern.
18832 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
18833 Use a more efficient implementation.
18834 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
18835 inline sequences when not optimizing for size.
18837 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
18838 movhi_high2low): Delete, merge functionality into...
18839 (packv2hi): ... this pattern.
18841 2007-02-11 Jie Zhang <jie.zhang@analog.com>
18842 * config/bfin/bfin.opt (msim): New option.
18843 (mcpu=): New option.
18844 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
18845 (bfin_cpu_t): Typedef of enum bfin_cpu.
18846 (bfin_cpu_type): New declaration.
18847 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
18848 -msim and -mcpu= options.
18849 (LIB_SPEC): Likewise.
18850 * config/bfin/bfin.c (bfin_cpu_type): Define.
18851 (bfin_handle_option): Handle -mcpu= option.
18852 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
18853 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
18854 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
18856 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18858 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
18859 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
18860 (powerpc-wrs-vxworksae): Use ${tm_file}.
18861 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
18862 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
18863 * config/i386/vx-common.h: New file.
18865 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18867 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
18870 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
18872 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
18875 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
18879 * c-common.c (c_build_qualified_type): Set canonical type
18882 2007-04-12 Richard Guenther <rguenther@suse.de>
18884 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
18885 lower bound and element size if lower bound is not zero
18886 or either of the ARRAY_REF operands is set.
18888 2007-04-12 Richard Guenther <rguenther@suse.de>
18890 PR tree-optimization/24689
18891 PR tree-optimization/31307
18892 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
18894 * gimplify.c (canonicalize_addr_expr): To be consistent with
18895 gimplify_compound_lval only set operands two and three of
18896 ARRAY_REFs if they are not gimple_min_invariant. This makes
18897 it never at this place.
18898 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
18900 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18902 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
18903 null before emitting a .nsubspa directive.
18905 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18907 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
18908 need_to_partition_p if there are no memory statements in the
18911 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18913 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
18914 (gcd_of_steps_may_divide_p): New function.
18915 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
18917 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18919 * reload.c (find_reloads_toplev, find_reloads_address,
18920 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
18921 not a pointer equality test, to decide if we need to call
18922 push_reg_equiv_alt_mem.
18924 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
18926 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
18927 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
18929 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
18931 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18933 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
18934 vector to be positive.
18936 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18940 * doc/invoke.texi: Document --params max-aliased-vops and
18942 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
18943 debug_memory_partitions): Move to tree-flow.h
18944 * params.h (AVG_ALIASED_VOPS): Define.
18945 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
18947 (mp_info_t): Likewise.
18948 (get_mem_sym_stats_for): New.
18949 (set_memory_partition): Move from tree-flow-inline.h.
18950 (mark_non_addressable): Only clear the set of symbols for the
18951 partition if it exists.
18952 (dump_memory_partitions): Move from tree-ssa-operands.c
18953 (debug_memory_partitions): Likewise.
18954 (need_to_partition_p): New.
18955 (dump_mem_ref_stats): New.
18956 (debug_mem_ref_stats): New.
18957 (dump_mem_sym_stats): New.
18958 (debug_mem_sym_stats): New.
18959 (update_mem_sym_stats_from_stmt): New.
18960 (compare_mp_info_entries): New.
18961 (mp_info_cmp): Call it.
18962 (sort_mp_info): Change argument to a list of mem_sym_stats_t
18964 (get_mpt_for): Move from tree-ssa-operands.c.
18965 (find_partition_for): New.
18966 (create_partition_for): Remove.
18967 (estimate_vop_reduction): New.
18968 (update_reference_counts): New.
18969 (build_mp_info): New.
18970 (compute_memory_partitions): Refactor.
18971 Document new heuristic.
18972 Call build_mp_info, update_reference_counts,
18973 find_partition_for and estimate_vop_reduction.
18974 (compute_may_aliases): Populate virtual operands before
18975 calling debugging dumps.
18976 (delete_mem_sym_stats): New.
18977 (delete_mem_ref_stats): New.
18978 (init_mem_ref_stats): New.
18979 (init_alias_info): Call it.
18980 (maybe_create_global_var): Remove alias_info argument.
18981 Get number of call sites and number of pure/const call sites
18982 from gimple_mem_ref_stats().
18983 (dump_alias_info): Call dump_memory_partitions first.
18984 (dump_points_to_info_for): Show how many times a pointer has
18986 * opts.c (decode_options): For -O2 set --param
18987 max-aliased-vops to 500.
18988 For -O3 set --param max-aliased-vops to 1000 and --param
18989 avg-aliased-vops to 3.
18990 * fortran/options.c (gfc_init_options): Remove assignment to
18992 * tree-flow-inline.h (gimple_mem_ref_stats): New.
18993 * tree-dfa.c (dump_variable): Dump memory reference
18995 Dump NO_ALIAS* settings.
18996 (referenced_var_lookup): Tidy.
18997 (mem_sym_stats): New.
18998 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
18999 and ORIG are different SSA names for a memory partition.
19000 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
19001 * tree-flow.h (struct mem_sym_stats_d): Define.
19002 (mem_sym_stats_t): Define.
19003 (struct mem_ref_stats_d): Define.
19004 (struct gimple_df): Add field mem_ref_stats.
19005 (enum noalias_state): Define.
19006 (struct var_ann_d): Add bitfield noalias_state.
19007 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
19008 debug_mem_ref_stats, debug_memory_partitions,
19009 debug_mem_sym_stats): Declare.
19010 * tree-ssa-structalias.c (update_alias_info): Update call
19011 sites, pure/const call sites and asm sites in structure
19012 returned by gimple_mem_ref_stats.
19013 Remove local variable IS_POTENTIAL_DEREF.
19014 Increase NUM_DEREFS if the memory expression is a potential
19016 Call update_mem_sym_stats_from_stmt.
19017 If the memory references memory, call
19018 update_mem_sym_stats_from_stmt for all the direct memory
19019 symbol references found.
19020 (intra_create_variable_infos): Set noalias_state field for
19021 pointer arguments according to the value of
19022 flag_argument_noalias.
19023 * tree-ssa-structalias.h (struct alias_info): Remove fields
19024 num_calls_found and num_pure_const_calls_found.
19025 (update_mem_sym_stats_from_stmt): Declare.
19026 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
19027 Set default value to 100.
19028 (PARAM_AVG_ALIASED_VOPS): Define.
19030 2007-04-11 Richard Guenther <rguenther@suse.de>
19032 PR middle-end/31530
19033 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
19034 a * -b + c as c - a * b if we honor sign dependent rounding.
19036 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
19038 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
19039 bfin_expand_strmov.
19040 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
19041 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
19043 (initialize_trampoline): Don't use old-style function definition.
19044 (bfin_secondary_reload): Mark IN_P argument as unused.
19046 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
19048 PR tree-optimization/31343
19049 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
19050 (build_polynomial_chrec): Return a scalar when the evolution is zero.
19051 * testsuite/gcc.dg/vect/pr31343.c: New.
19053 2007-04-10 Eric Christopher <echristo@apple.com>
19055 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
19056 * config/i386/i386.md (*cmpfp0): Use.
19057 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
19058 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
19059 (fix_trunc<mode>_i386_fisttp): Ditto.
19060 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
19061 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
19062 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
19063 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
19064 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
19065 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
19066 (unnamed_splitters): Ditto.
19067 * config/i386/i386.c (output_fix_trunc): Assert that
19068 we're not being passed a TFmode operand.
19070 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
19072 PR tree-optimization/31526
19073 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
19074 n_basic_blocks to find newly added blocks.
19076 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
19078 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
19080 (fix_trunc<mode>si_sse): Ditto.
19081 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
19082 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
19083 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
19084 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
19085 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
19086 expander using SSEMODEF mode macro.
19087 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
19088 expander using SSEMODEF mode macro.
19089 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
19090 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
19091 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
19092 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
19093 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
19094 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
19095 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
19096 Macroize insn using X87MODEF mode macro.
19098 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
19100 * config/i386/sse.md (sse2_pinsrw): Removed.
19101 (sse2_pextrw): Renamed to ...
19102 (*sse2_pextrw): This.
19104 2007-04-09 Jan Hubicka <jh@suse.cz>
19107 * config/i386/sse.md
19108 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
19109 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
19110 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
19111 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
19113 2007-04-09 Jan Hubicka <jh@suse.cz>
19115 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
19116 multiple fields of union.
19118 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
19120 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
19121 (create_preheaders): Check that loops are available.
19122 (fix_loop_structure): Clean up, improve comments.
19123 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
19124 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
19126 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
19127 * predict.c (tree_estimate_probability): Do not call
19128 calculate_dominance_info. Call create_preheaders.
19129 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
19130 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
19132 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
19133 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
19134 * tree-cfg.c (tree_split_edge): Make an assert more precise.
19135 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
19138 2007-04-08 Jan Hubicka <jh@suse.cz>
19140 * tree.h (maybe_fold_offset_to_component_ref): Declare.
19141 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
19142 * fold-const.c (fold_unary): Use it.
19144 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
19146 * varasm.c (assemble_variable): Remove call to
19147 lang_hooks.decls.prepare_assemble_variable.
19148 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
19149 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
19150 * langhooks.h (lang_hooks_for_decls): Remove
19151 prepare_assemble_variable.
19153 2007-04-08 Mike Stump <mrs@apple.com>
19155 * config/i386/i386.c: Use inc/dec on Core2.
19157 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
19159 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
19160 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
19161 lhd_tree_inlining_end_inlining): Remove.
19162 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
19163 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
19164 end_inlining hooks.
19165 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
19166 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
19167 lhd_tree_inlining_end_inlining): Remove prototypes.
19168 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
19169 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
19170 LANG_HOOKS_TREE_INLINING_START_INLINING,
19171 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
19173 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
19176 2007-04-08 Anatoly Sokolov <aesok@post.ru>
19179 * config/avr/predicates.md (io_address_operand): Delete predicate.
19180 (low_io_address_operand): Don't use 'mode' argument.
19181 (higth_io_address_operand): Rename ...
19182 (high_io_address_operand): ... to this. Don't use 'mode' argument.
19183 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
19186 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
19188 Revert change removing staticp.
19190 2007-04-07 Anatoly Sokolov <aesok@post.ru>
19193 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
19196 2007-04-07 Bruce Korb <bkorb@gnu.org>
19198 * c.opt: Add -Wformat-contains-nul.
19199 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
19201 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
19202 the NUL byte warning.
19204 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
19206 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
19208 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
19210 * tree.c (staticp): No longer use staticp langhook.
19211 * langhooks.c (lhd_staticp): Removed.
19212 * langhooks.h (struct lang_hooks): Remove staticp.
19213 * c-common.c (c_staticp): Remove.
19214 * c-common.h (c_staticp): Ditto.
19215 * langhooks-defs.h (lhd_staticp): Ditto.
19216 (LHD_HOOKS_STATICP): Ditto
19217 * tree.h (gcc_assert_lowered): New macro.
19219 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
19221 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
19222 argument "reliable".
19223 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
19224 Add argument "reliable". Propagate it through calls.
19225 (infer_loop_bounds_from_undefined): Derive number of iterations
19226 estimates from references in blocks that do not dominate loop latch.
19227 (gcov_type_to_double_int): New function.
19228 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
19229 and expected_loop_iterations_unbounded.
19230 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
19231 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
19232 * tree-data-ref.c (estimated_loop_iterations): Export.
19233 (get_references_in_stmt): Fix -- do not return addresses of local
19235 * cfgloop.h (expected_loop_iterations_unbounded,
19236 estimated_loop_iterations): Declare.
19238 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
19240 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
19242 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
19244 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
19245 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
19246 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
19247 Use output_387_reg_move().
19248 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
19249 expander using X87MODEF12 mode macro.
19250 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
19251 choosing register preferences. Use output_387_reg_move().
19252 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
19253 instead of "x". Use output_387_reg_move().
19254 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
19255 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
19256 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
19257 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
19258 Use output_387_reg_move().
19259 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
19261 (*truncxf?f_i387 splitter): Ditto.
19263 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
19265 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
19266 LANG_HOOKS_SAFE_FROM_P.
19267 * expr.c (safe_from_p): Remove langhook call.
19268 * langhooks.h (lang_hooks): Remove safe_from_p.
19269 (lhd_safe_from_p): Remove prototype.
19270 * langhooks.c (lhd_safe_from_p): Remove.
19272 2007-04-06 Jan Hubicka <jh@suse.cz>
19274 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
19277 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
19279 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
19280 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
19281 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
19282 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
19284 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
19285 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
19287 2007-04-05 Richard Henderson <rth@redhat.com>
19289 * config/alpha/alpha.c (print_operand) [+]: Remove.
19290 (alpha_end_function): Print nop if call at end of function.
19291 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
19292 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
19293 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
19294 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
19295 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
19296 the call pattern. Update peepholes to match.
19298 2007-04-05 Janis Johnson <janis187@us.ibm.com>
19300 * doc/extend.texi (Other Builtins): Add decimal float variants
19302 * builtins.def: Ditto.
19303 * builtins.c (expand_builtin): Ditto.
19305 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
19306 H.J. Lu <hongjiu.lu@intel.com>
19309 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
19310 of V8HImode when calling ix86_binary_operator_ok.
19311 (sse2_pmaddwd): Call ix86_binary_operator_ok.
19312 (sdot_prodv8hi): Operands 1 and 2 must be register.
19314 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19316 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
19317 initialize align to silence bogus warning.
19319 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19321 PR middle-end/22156
19322 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
19324 (struct sra_walk_fns): Remove use_all parameter from use.
19325 (sra_hash_tree): Handle BIT_FIELD_REFs.
19326 (sra_elt_hash): Don't hash bitfld blocks.
19327 (sra_elt_eq): Skip them in parent compares as well. Handle
19329 (sra_walk_expr): Don't maintain or pass down use_all_p.
19330 (scan_use): Remove use_all parameter.
19331 (scalarize_use): Likewise. Re-expand assignment to
19332 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
19333 output, and re-scalarize after output. Don't mark anything
19335 (scalarize_ldst): Adjust.
19336 (scalarize_walk_gimple_modify_statement): Likewise.
19337 (build_element_name_1): Handle BIT_FIELD_REFs.
19338 (instantiate_element): Don't warn for any element whose parent
19339 is used as a whole.
19340 (instantiate_missing_elements_1): Return the sra_elt.
19341 (canon_type_for_field): New.
19342 (try_instantiate_multiple_fields): New.
19343 (instantiate_missing_elemnts): Use them.
19344 (mark_no_warning): Removed.
19345 (generate_one_element_ref): Handle BIT_FIELD_REFs.
19346 (REPLDUP, sra_build_elt_assignment): New.
19347 (generate_copy_inout): Use them.
19348 (generate_element_copy): Likewise. Handle bitfld differences.
19349 (generate_element_zero): Don't recurse for blocks. Use
19350 sra_build_elt_assignment.
19351 (generate_one_element_int): Take elt instead of var. Use
19352 sra_build_elt_assignment.
19353 (generate_element_init_1): Adjust.
19354 (scalarize_use, scalarize_copy): Use REPLDUP.
19355 (scalarize_ldst): Move assert before dereference.
19356 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
19358 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
19360 * regmove.c: Fix unused variable warnings due to previous commit.
19362 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
19364 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
19365 (regmove_bb_head): Remove.
19366 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
19367 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
19368 problems with fixup_match_1.
19369 Don't initialize/free regmove_bb_head.
19371 (reg_is_remote_constant_p): If an insn is in the same basic block
19372 but not before INSN, consider it remote, too.
19374 2007-04-05 Anatoly Sokolov <aesok@post.ru>
19377 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
19378 DECL_ASSEMBLER_NAME, not the DECL_NAME.
19380 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
19382 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
19383 (CONDITIONAL_REGISTER_USAGE): Likewise.
19385 2007-04-04 Richard Henderson <rth@redhat.com>
19387 * config/alpha/lib1funcs.asm: Remove unused file.
19389 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
19392 * opts.c (print_specific_help): Fix --help=<language>
19394 (common_handle_option): Support --help=common.
19396 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
19399 * gcc.c (main): Do not run the linker if
19400 print_subprocess_help indicates that it shouldn't be
19403 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
19406 * doc/invoke.texi (--help=): Document <languages> value, fix
19407 formatting in tables of values.
19409 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
19411 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
19412 dllimport attribute of virtual methods.
19414 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
19416 * config/score/crti.asm: Change _bss_start to __bss_start.
19417 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
19418 (OUTGOING_REG_PARM_STACK_SPACE) update.
19419 * config/score/score.opt: add options to make backend support
19420 score5, score5u, score7 and score7d.
19421 * config/score/score.md: Likewise.
19422 * config/score/misc.md: Likewise.
19423 * config/score/mac.md: Likewise.
19424 * doc/invoke.texi: Likewise.
19425 * doc/md.texi: update constraints define.
19427 2007-04-03 Richard Henderson <rth@redhat.com>
19429 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
19430 an appropriate type, use the mode instead.
19432 2007-04-03 Richard Sandiford <richard@codesourcery.com>
19434 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
19435 Set the default --with-arch setting to mips2.
19436 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
19437 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
19438 (MULTILIB_OSDIRNAMES): Delete.
19439 (MULTILIB_DIRNAMES): Define.
19440 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
19441 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
19442 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
19443 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
19444 VXWORKS_OS_CPP_BUILTINS.
19445 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
19446 (MIPS_DEBUGGING_INFO): Undefine.
19447 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
19449 2007-04-03 Jakub Jelinek <jakub@redhat.com>
19451 PR middle-end/30704
19452 * fold-const.c (native_encode_real): Encode real.c provided longs
19453 as a series of 32-bit native integers.
19454 (native_interpret_real): Interpret buffer as a series of 32-bit
19457 2007-04-03 Richard Guenther <rguenther@suse.de>
19459 * genpreds.c (write_insn_constraint_len): Write function
19460 optimized for CONSTRAINT_LEN implementation.
19461 (write_tm_preds_h): Output insn_constraint_len inline and
19462 use it for CONSTRAINT_LEN.
19463 (write_insn_preds_c): Don't output insn_constraint_len.
19464 * doc/md.texi (define_register_constraint): Document multi-letter
19465 constraints shall have the same length if they start with the same
19468 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
19471 * config/i386/i386.md (isinf<mode>2): Expand only when
19472 TARGET_C99_FUNCTIONS is set.
19474 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
19476 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
19477 (x86_64-*-linux*): Ditto.
19478 * config/i386/i386.opt (mpc): New option.
19479 * config/i386/i386.c (overrride_options): Handle
19480 ix87_precision_string.
19481 * config/i386/crtprec.c: New file.
19482 * config/i386/t-crtpc: Ditto.
19483 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
19484 and -mpc80 options.
19485 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
19486 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
19487 crtprec32.o, crtprec64.o and crtprec80.o.
19489 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
19490 and -mpc80 options.
19491 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
19493 2007-04-02 Eric Christopher <echristo@apple.com>
19495 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
19496 limitations on darwin.
19498 2007-04-02 Anatoly Sokolov <aesok@post.ru>
19501 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
19503 2007-04-02 Dave Korn <dave.korn@artimi.com>
19505 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
19507 2007-04-02 Dave Korn <dave.korn@artimi.com>
19509 * libgcc2.h (exception_descriptor): Don't forward-declare.
19510 (__get_eh_table_language, __get_eh_table_version): Delete
19511 prototypes of long-dead functions.
19513 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
19515 * ebitmap.h: New file
19516 * ebitmap.c: New file
19517 * Makefile.in (ebitmap.o): New target.
19519 2007-04-01 Jan Hubicka <jh@suse.cz>
19521 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
19522 before very first instruction.
19524 2007-04-01 Jan Hubicka <jh@suse.cz>
19526 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
19527 waring on 64bit hosts.
19528 * bitmap.h: Fix typo in bitmap_head_def.
19530 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
19532 PR rtl-optimization/31391
19533 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
19534 into a DELETED_LABEL note, and the label is in an empty basic
19535 block, update BB_END as well as BB_HEAD.
19537 2007-04-01 Richard Henderson <rth@redhat.com>
19539 PR tree-optimization/31169
19540 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
19541 to varying if the range is outside [0, prec-1].
19543 2007-04-01 Richard Sandiford <richard@codesourcery.com>
19546 * config/mips/mips.md (load_const_gp): New insn.
19547 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
19548 the MIPS16 GP pseudo register if no_new_pseudos.
19549 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
19551 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
19554 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
19556 (call_value): Likewise.
19558 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
19559 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19562 * doc/invoke.texi: (optimization options): Reword description
19563 of -ffast-math. Document its primary purpose.
19565 2007-03-31 Richard Guenther <rguenther@suse.de>
19567 * omp-low.c (splay-tree.h): Include.
19568 (lookup_decl): Replace splay-tree usage by pointer-map.
19569 (maybe_lookup_decl): Likewise.
19570 (new_omp_context): Likewise.
19571 (delete_omp_context): Likewise.
19572 * gimplify.c (splay-tree.h): Include.
19573 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
19575 (remap_ssa_name): Likewise.
19576 (remap_decl): Likewise.
19577 (remap_type_1): Likewise.
19578 (remap_type): Likewise.
19579 (copy_body_r): Likewise.
19580 (expand_call_inline): Likewise.
19581 (clone_body): Likewise.
19582 (copy_tree_r): Likewise.
19583 (remap_save_expr): Likewise.
19584 (unsave_r): Likewise.
19585 (unsave_expr_now): Likewise.
19586 (tree_function_versioning): Likewise.
19587 (build_duplicate_type): Likewise.
19588 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
19589 (struct copy_body_data): Replace splay-tree by pointer-map.
19590 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
19591 not $(SPLAY_TREE_H).
19592 (gimplify.o): Depend on $(SPLAY_TREE_H).
19593 (omp-low.p): Likewise.
19595 2007-03-31 Anatoly Sokolov <aesok@post.ru>
19597 * config/avr/predicates.md (even_register_operand,
19598 odd_register_operand): New predicates.
19599 * config/avr/avr.md (movw peephole2): New.
19600 (movw_r peephole2): New.
19602 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
19604 * tree.h (get_signed_or_unsigned_type): New.
19605 * fold-const.c (operand_equal_for_comparison_p): Use
19606 get_signed_or_unsigned_type instead of
19607 lang_hooks.types.signed_or_unsigned_type.
19608 * expr.c (store_expr): Ditto.
19609 * langhooks.c (get_signed_or_unsigned_type): New.
19610 (lhd_signed_or_unsigned_type): New.
19611 * langhooks.h (lhd_signed_or_unsigned_type): New.
19612 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
19614 2007-03-30 Richard Henderson <rth@redhat.com>
19616 * tree-ssa-loop-ivopts.c: Include target.h.
19617 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
19618 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
19619 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
19620 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
19622 2007-03-30 Richard Henderson <rth@redhat.com>
19623 Kai Tietz <kai.tietz@onevision.com>
19625 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
19626 default for 64-bit.
19627 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
19628 (TARGET_64BIT_MS_ABI): New.
19629 (DBX_REGISTER_NUMBER): Handle 64-bit.
19630 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
19631 (LONG_TYPE_SIZE): Force to 32.
19632 (REG_PARM_STACK_SPACE): New.
19633 (OUTGOING_REG_PARM_STACK_SPACE): New.
19634 (REGPARM_MAX, SSE_REGPARM_MAX): New.
19635 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
19636 (STACK_BOUNDARY): Use 128 for 64-bit.
19637 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
19638 Add 64-bit implementation.
19639 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
19641 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
19642 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
19643 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
19644 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
19645 (ix86_handle_cconv_attribute): Don't warn when ignoring if
19646 TARGET_64BIT_MS_ABI.
19647 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
19648 (ix86_pass_by_reference): Likewise.
19649 (ix86_function_value_regno_p): Likewise.
19650 (ix86_build_builtin_va_list): Likewise.
19651 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
19652 (function_arg_advance_ms_64): New.
19653 (function_arg_advance): Call it.
19654 (function_arg_ms_64): New.
19655 (function_arg): Call it.
19656 (function_value_ms_64): New.
19657 (ix86_function_value_1): Call it.
19658 (return_in_memory_ms_64): New.
19659 (ix86_return_in_memory): Call it.
19660 (setup_incoming_varargs_ms_64): New.
19661 (ix86_setup_incoming_varargs): Call it.
19662 (ix86_expand_prologue): Handle 64-bit stack probing.
19663 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
19664 (output_pic_addr_const): Likewise.
19665 (x86_this_parameter): Likewise.
19666 (x86_output_mi_thunk): Likewise.
19667 (x86_function_profiler): Likewise.
19668 (TARGET_STRICT_ARGUMENT_NAMING): New.
19669 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
19670 (TARGET_64BIT_MS_ABI): New.
19671 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
19672 * config/i386/i386.md (allocate_stack_worker): Remove.
19673 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
19674 describe the clobber of eax without a match_scratch.
19675 (allocate_stack_worker_postreload): Remove.
19676 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
19677 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
19678 (allocate_stack_worker_rex64_postreload): Remove.
19679 (allocate_stack): Handle 64-bit.
19680 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
19681 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
19682 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
19683 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
19684 (STANDARD_STARTFILE_PREFIX_1): Likewise.
19685 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
19686 * config.build (x86_64-*-mingw*): New host.
19687 * config.host (x86_64-*-mingw*): New host.
19688 * config.gcc (x86_64-*-mingw*): New target.
19689 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
19691 2007-03-30 Richard Henderson <rth@redhat.com>
19692 Kai Tietz <kai.tietz@onevision.com>
19694 * c-pragma.c (struct def_pragma_macro_value): New.
19695 (struct def_pragma_macro): New.
19696 (pushed_macro_table): New.
19697 (dpm_hash, dpm_eq): New.
19698 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
19699 (init_pragma): Install them.
19700 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
19702 2007-03-30 Anatoly Sokolov <aesok@post.ru>
19704 * config/avr/avr.c (avr_override_options): Clear
19705 'flag_delete_null_pointer_checks'.
19707 2007-03-30 Paolo Carlini <pcarlini@suse.de>
19710 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
19711 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
19712 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
19713 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
19714 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
19715 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
19716 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
19718 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
19720 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
19722 * regmove.c: Move all of pass_stack_adjustments from here...
19723 * combine-stack-adj.c: ...to this new file.
19724 * Makefile.in: Add rules for combine-stack-adj.o.
19726 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
19728 PR tree-optimization/31383
19729 * tree-data-ref.c (affine_function_equal_p): Do not require the
19730 vectors to have the same length.
19732 2007-03-30 Jan Hubicka <jh@suse.cz>
19734 PR middle-end/30700
19735 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
19736 availablility; add more sanity checking; ask varpool only about
19739 2007-03-29 Richard Henderson <rth@redhat.com>
19741 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
19742 to decide, but __SIZEOF_LONG_LONG__.
19744 2007-03-29 Richard Henderson <rth@redhat.com>
19746 * emutls.c (struct __emutls_array): New.
19747 (emutls_destroy): Use it instead of casting element 0 from void*.
19748 (__emutls_get_address): Likewise.
19750 2007-03-29 Richard Henderson <rth@redhat.com>
19752 * varasm.c (initializer_constant_valid_p): Don't deny
19753 DECL_DLLIMPORT_P on functions.
19755 * config/i386/cygming.h: Remove function declarations.
19756 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
19757 (ASM_OUTPUT_LABELREF): Remove.
19758 (COMMON_ASM_OP): Remove.
19759 (ASM_OUTPUT_COMMON): Remove.
19760 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
19761 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
19762 (ASM_DECLARE_FUNCTION_NAME): Likewise.
19763 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
19764 Rename from TARGET_ENCODE_SECTION_INFO.
19765 * config/i386/netware.h: Likewise.
19766 * config/i386/i386-protos.h: Update.
19767 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
19768 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
19769 (legitimate_constant_p): Reject dllimports.
19770 (dllimport_map, get_dllimport_decl): New.
19771 (legitimize_dllimport_symbol): New.
19772 (legitimize_address, ix86_expand_move): Use it.
19773 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
19774 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
19775 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
19776 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
19777 * config/i386/predicates.md (constant_call_address_operand): Only
19778 accept symbols; reject dllimport_p symbols.
19779 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
19780 i386_pe_maybe_record_exported_symbol.
19781 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
19782 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
19783 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
19784 trust the setting of DECL_DLLIMPORT_P.
19785 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
19786 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
19787 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
19788 tidy the argument scanning loop.
19789 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
19790 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
19791 (i386_pe_strip_name_encoding): Remove.
19792 (i386_pe_binds_local_p): New.
19793 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
19794 (i386_pe_output_labelref): Remove.
19795 (i386_pe_asm_output_aligned_decl_common): New.
19796 (i386_pe_maybe_record_exported_symbol): Rename from
19797 i386_pe_record_exported_symbol; check for dllexported symbols.
19799 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
19801 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
19802 add comment explaining why vsnprintf cannot be used.
19804 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
19806 PR tree-optimization/30666
19807 * tree.c (build_complex_type): When creating type names for DWARF2
19808 debug info, create TYPE_DECLs for TYPE_NAME instead of
19810 (build_common_tree_nodes_2): Use build_complex_type when building
19811 predefined complex types, to preserve canonical types.
19813 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
19815 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
19816 (noce_get_alt_condition): Look at it to determine whether to
19817 reverse the condition or not.
19818 (noce_get_condition): Substitute the truth for lies.
19819 (noce_find_if_block): Set the then_else_reversed field.
19821 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
19823 * config/fr30/fr30.md (movdi): Do not accept immediates as the
19824 destination of this insn.
19825 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
19826 than calling gen_rtx_SET directly. Use r0 to hold the value of
19827 'address + 4' rather than a stack based temporary which can be
19828 mis-optimized away.
19830 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
19832 * config/s390/s390.c (s390_secondary_input_reload_class,
19833 s390_secondary_output_reload_class): Functions removed.
19834 (s390_secondary_reload): New function.
19835 (TARGET_SECONDARY_RELOAD): Target macro defined.
19836 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
19837 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
19838 * config/s390/s390.md ("reload_outti", "reload_outdi",
19839 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
19840 "reload_out<mode>"): Expanders removed.
19841 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
19842 "reload<mode>_nonoffmem_out"): Expanders added.
19844 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
19846 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
19847 action if SRC->DEST replacement failed anyway.
19849 2007-03-28 Mike Stump <mrs@apple.com>
19851 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
19852 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
19853 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
19855 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19857 * config.gcc: Accept barcelona as a variant of amdfam10.
19858 * config/i386/i386.c (override_options): Likewise.
19859 * doc/invoke.texi: Likewise.
19861 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
19863 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
19864 offsets for BIT_FIELD_REF and COMPONENT_REF.
19866 2007-03-28 Richard Guenther <rguenther@suse.de>
19868 * tree.c (is_global_var): Move ...
19869 * tree-flow-inline.h (is_global_var): ... here.
19870 * tree.h (is_global_var): Remove declaration.
19872 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
19874 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
19876 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
19877 * config/i386/i386.c (ix86_tune_features): Initialize new
19879 * config/i386/predicates.md (promotable_binary_operator): Use
19880 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
19882 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
19885 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
19887 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
19889 * config/fr30/fr30.md (movsi_internal): Change destination
19890 constraint from m to V and add m to the end.
19892 2007-03-28 Christian Bruel <christian.bruel@st.com>
19894 * config/sh/sh.md (movsi_i): Fix type attribute.
19896 2007-03-28 Christian Bruel <christian.bruel@st.com>
19898 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
19899 (movsf_ie): Likewise.
19901 2007-03-28 Christian Bruel <christian.bruel@st.com>
19903 * config.gcc: Add sh4-300 to multilib.
19904 * config/sh/t-mlib-sh4-300: New file.
19906 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
19908 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
19909 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
19910 fix_trunc<mode>di2.
19911 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
19912 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
19913 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
19914 "fixuns_trunctddi2"): Whitespace fix.
19916 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
19918 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
19919 the definition of struct sh_args.
19920 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
19921 CALL_COOKIE_INT_REG_GET): Likewise.
19923 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
19925 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
19926 transformations are applied successfully.
19928 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
19930 * tree.c (tree_contains_struct): Permit 512 tree codes.
19931 * tree.h (tree_contains_struct): Ditto.
19932 (MAX_TREE_CODES): Ditto.
19933 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
19934 SPARE member to store remaining padding bits.
19936 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19938 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
19941 2007-03-27 Janis Johnson <janis187@us.ibm.com>
19943 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
19944 * configure: Regenerate.
19946 * configure: Regenerate using the correct version of autoconf.
19948 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19950 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
19952 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
19953 regs to "__SP_L__" and "__SP_H__".
19955 2007-03-27 Richard Guenther <rguenther@suse.de>
19957 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
19958 computations with it with a HOST_WIDE_INT variable.
19960 2007-03-26 Mike Stump <mrs@apple.com>
19962 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
19963 objective-c-header, objective-c++-header and objc++-cpp-output
19965 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
19967 2007-03-26 Richard Henderson <rth@redhat.com>
19970 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
19971 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
19972 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
19973 IX86_BUILTIN_PSRLQ128): New.
19974 (ix86_init_mmx_sse_builtins): Add them.
19975 (ix86_expand_builtin): Expand them.
19976 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
19977 operand 2 be TImode.
19978 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
19979 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
19980 _mm_srli_epi64): Mark __B const.
19981 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
19982 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
19983 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
19984 new two-vector shift builtins.
19986 2007-03-26 Ian Lance Taylor <iant@google.com>
19988 PR tree-optimization/31345
19989 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
19990 [+INF, +INF(OVF)] into VARYING.
19992 2007-03-26 Zack Weinberg <zackw@panix.com>
19994 * gengtype-parse.c: New file.
19995 * gengtype-yacc.y: Delete.
19996 * gengtype-lex.l: Don't include gengtype-yacc.h.
19997 Define YY_DECL and yyterminate appropriately for recursive
19998 descent parser. yylval is now a string out-parameter to yylex.
19999 (HWS, EOID): New shorthand.
20000 (IWORD): Add a couple more types.
20001 (yylex): Add a setup stanza. Remove the complex rules for
20002 detecting GTY'ed types and typedefs; replace with simple
20003 keyword detectors. Adjust everything for the changed
20004 definition of yylval. Ignore all pp-directives, not just #define.
20006 (parse_file): Rename yybegin; do not call yyparse.
20008 * gengtype.c (xasprintf): Export again.
20009 (this_file): New. Use everywhere __FILE__ was being used.
20010 (get_lang_bitmap): Special case types defined in gengtype.c.
20011 (do_typedef, new_structure): Suppress definition of certain types.
20012 (new_structure): Improve diagnostics of duplicate definitions.
20013 Make sure location_s is associated with input.h.
20014 (nreverse_pairs, define_location_structures): New functions.
20015 (main): Improve tagging of kludge types. Remove old kludges
20016 for input.h types; use define_location_structures.
20017 * gengtype.h: Update prototypes. Define token codes here.
20018 * Makefile.in: Remove all references to gengtype-yacc.
20019 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
20021 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
20022 add GTY((skip)) to the field that's only conditionally there.
20023 * doc/install.texi: Document that Bison is no longer required
20024 unless building treelang.
20026 * gengtype.c: Don't include gtyp-gen.h.
20027 (srcdir): Declare here.
20028 (base_files, lang_dir_names): Allocate dynamically.
20029 (gt_files, num_gt_files, num_lang_dirs): New globals.
20030 (measure_input_list, read_input_line, read_input_list)
20031 (set_lang_bitmap): New functions.
20032 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
20033 simplify, relying on read_input_list to set up the bitmaps.
20034 (main): Arguments are no longer unused. Check for correct number
20035 of command line arguments, set srcdir and srcdir_len, then call
20036 read_input_list, before doing anything else. No need to worry
20037 about duplicates in main loop.
20038 * configure.ac: Simplify the calculation of all_gtfiles.
20039 Put language tags in there. Don't set or substitute
20040 all_gtfiles_files_langs or all_gtfiles_files_frags.
20041 * Makefile.in: Revamp the way gengtype is invoked, now that it
20042 takes a file on its command line with a much simpler format.
20043 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
20044 (GTFILES): Remove duplicates and C source files.
20045 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
20046 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
20047 * configure: Regenerate.
20049 * gengtype.h: Remove all type definitions to gengtype.c; leave
20050 only definitions of options_p, type_p, and pair_p as opaque
20051 pointers. Update prototypes.
20052 * gengtype.c: Many type definitions moved here from gengtype.h.
20053 Consolidate type definitions at the top of the file.
20054 (xvasprintf): Delete.
20055 (xasprintf): Make static.
20056 (create_nested_pointer_option): Add 'next' parameter.
20057 (create_field_all, create_field_at): New functions.
20058 (create_field): Now a thin wrapper around create_field_all.
20059 (create_optional_field): Rename create_optional_field_ and add
20060 line argument. Original name is now a macro which supplies
20062 (oprintf): Use vsnprintf directly.
20063 (close_output_files): Use fatal rather than perror/exit.
20064 (note_def_vec, note_def_vec_alloc): Use create_field_at.
20065 (main): Set progname. Don't use exit.
20066 * gengtype-yacc.y (struct_fields): Use create_field_at.
20067 (option, optionseqopt): Delete.
20068 (optionseq): Consolidate productions from option here so we
20069 can use the first argument to create_option.
20071 * gengtype-lex.l: Distinguish unions from structures in the
20072 token type. Don't call find_structure; return the tag as a string.
20073 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
20074 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
20075 string. Reorganize typedef_struct production accordingly.
20076 Use create_nested_ptr_option.
20077 * gengtype.c (create_nested_ptr_option): New function.
20078 * gengtype.h: Declare it.
20080 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
20081 (string_type): Don't declare.
20082 (do_scalar_typedef): Declare.
20083 (create_scalar_type): Update prototype.
20084 * gengtype.c (string_type): Make static.
20085 (scalar_nonchar, scalar_char): New.
20086 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
20087 (resolve_typedef): Use scalar_nonchar for error recovery.
20088 (create_scalar_type): Remove name_len field. Return scalar_char
20089 or scalar_nonchar as appropriate.
20090 (adjust_field_type): Look at scalar_is_char boolean to decide whether
20091 to use string_type.
20092 (throughout): Use scalar_nonchar instead of calling
20093 create_scalar_type, whenever possible.
20094 (main): Initialize scalar_char and scalar_nonchar before calling
20096 * gengtype-lex.l: Adjust for removal of second argument to
20097 create_scalar_type. Use yylval.s instead of yylval.t when
20099 * gengtype-yacc.y: Type of SCALAR is string. Call
20100 create_scalar_type from type:SCALAR rule. Adjust for removal of
20101 second argument to create_scalar_type.
20103 * vec.h: Remove all #if IN_GENGTYPE blocks.
20104 Add comment saying that changes may require adjustments to gengtype.
20105 * gengtype.c: Don't include coretypes.h or tm.h.
20106 Add comment to inclusion of errors.h.
20107 (note_def_vec, note_def_vec_alloc): New functions.
20108 * gengtype.h: Declare new functions.
20109 * gengtype-lex.l: Don't include coretypes.h.
20110 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
20112 (update_lineno): Remove unnecessary prototype.
20113 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
20114 (VEC rule): Just return VEC_TOKEN.
20115 * gengtype-yacc.y (VEC_TOKEN): New token type.
20116 (type): Add a production for VEC(a,b).
20117 * Makefile.in: Update dependencies.
20119 * gengtype-lex.l: Remove rules for parsing pointer-to-function
20120 typedefs that use the old PARAMS macro.
20122 * gengtype-lex.l: Remove all rules and states relating to yacc
20124 * gengtype-yacc.y: Similarly.
20125 * gengtype.c (note_yacc_type): Delete function.
20126 * gengtype.h: Update prototypes.
20128 2007-03-26 Joseph Myers <joseph@codesourcery.com>
20130 * tree-pretty-print.c (dump_generic_node): Report precision of
20131 unnamed integer types.
20133 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
20135 * ifcvt.c (noce_try_store_flag_constants): Don't check
20136 no_new_pseudos here.
20137 (noce_try_store_flag_constants): Don't check no_new_pseudos.
20138 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
20139 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
20140 noce_try_sign_mask): Likewise.
20141 (if_convert): Check no_new_pseudos here.
20143 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
20145 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
20146 (noce_get_condition): Handle new then_else_reversed argument.
20147 (noce_init_if_info): Remove, fold into noce_find_if_block.
20148 (noce_process_if_block): Take a struct noce_if_info as the
20149 argument. Don't set up one based on ce_if_info. Update pointer
20150 references accordingly.
20151 (cond_move_process_if_block): Likewise.
20152 (process_if_block): Removed.
20153 (find_if_block): Removed. Move functionality two new functions,
20154 noce_find_if_block and cond_exec_find_if_block.
20155 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
20156 blocks and the symmetric IF-ELSE-JOIN case.
20157 (cond_exec_find_if_block): Also new function mostly based on old
20158 find_if_block and process_if_block.
20159 (find_if_header): Replace find_if_block call with separately
20160 guarded calls to noce_find_if_block and cond_exec_find_if_block.
20161 (find_cond_trap): Update noce_get_condition call.
20162 (dead_or_predicable): Likewise.
20164 2007-03-26 Jakub Jelinek <jakub@redhat.com>
20166 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
20168 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
20169 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
20170 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
20171 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
20172 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
20173 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
20174 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
20175 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
20176 __builtin_ia32_psrad128 builtins.
20178 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
20180 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
20181 * config/i386/constraints.md
20182 (define_constraint "I"): Use IN_RANGE macro.
20183 (define_constraint "J"): Ditto.
20184 (define_constraint "K"): Ditto.
20185 (define_constraint "M"): Ditto.
20186 (define_constraint "N"): Ditto.
20187 (define_constraint "O"): Ditto.
20188 * config/i386/predicates.md
20189 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
20190 (define_predicate "const_0_to_3_operand"): Ditto.
20191 (define_predicate "const_0_to_7_operand"): Ditto.
20192 (define_predicate "const_0_to_15_operand"): Ditto.
20193 (define_predicate "const_0_to_63_operand"): Ditto.
20194 (define_predicate "const_0_to_255_operand"): Ditto.
20195 (define_predicate "const_1_to_31_operand"): Ditto.
20196 (define_predicate "const_2_to_3_operand"): Ditto.
20197 (define_predicate "const_4_to_7_operand"): Ditto.
20199 2007-03-25 David Edelsohn <edelsohn@gnu.org>
20201 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
20202 in SImode for save_world.
20203 * config/rs6000/altivec.md (save_world, restore_world): Convert to
20206 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
20208 PR tree-optimization/30784
20209 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
20212 2007-03-25 Revital Eres <eres@il.ibm.com>
20214 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
20215 Fold movement_possibility function into it.
20217 2007-03-25 David Edelsohn <edelsohn@gnu.org>
20219 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
20220 (load_macho_picbase_{si,di}): Convert to LR hard reg.
20221 (call_indirect_nonlocal_darwin64): Same.
20222 (call_nonlocal_darwin64): Same.
20223 (call_value_indirect_nonlocal_darwin64): Same.
20224 (call_value_nonlocal_darwin64): Same.
20225 (sibcall_nonlocal_darwin64): Same.
20226 (sibcall_value_nonlocal_darwin64): Same.
20227 (sibcall_symbolic_64): Same.
20228 (sibcall_value_symbolic_64): Same.
20229 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
20231 (rs6000_emit_load_toc_table): Same.
20232 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
20233 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
20235 (divss_call): Same.
20236 (divus_call): Same.
20237 (quoss_call): Same.
20238 (quous_call): Same.
20239 (load_toc_v4_pic_si): Same
20240 (load_toc_v4_PIC_1): Same.
20241 (load_toc_v4_PIC_1b): Same.
20242 (call_indirect_aix{32,64}): Same.
20243 (call_value_indirect_aix{32,64}): Same.
20245 (call_value): Same.
20246 (call_local{32,64}): Same.
20247 (call_value_local{32,64}): Same.
20248 (call_indirect_nonlocal_aix{32,64}): Same.
20249 (call_nonlocal_aix{32,64}): Same.
20250 (call_value_indirect_nonlocal_aix{32,64}): Same.
20251 (call_value_nonlocal_aix{32,64}): Same.
20252 (call_indirect_nonlocal_sysv<mode>): Same.
20253 (call_nonlocal_sysv<mode>): Same.
20254 (call_value_indirect_nonlocal_sysv<mode>): Same.
20255 (call_value_nonlocal_sysv<mode>): Same.
20257 (sibcall_local{32,64}): Same.
20258 (sibcall_value_local{32,64}): Same.
20259 (sibcall_nonlocal_aix{32,64}): Same.
20260 (sibcall_value_nonlocal_aix{32,64}): Same.
20261 (sibcall_nonlocal_sysv<mode>): Same.
20262 (sibcall_value): Same.
20263 (sibcall_value_nonlocal_sysv<mode>): Same.
20265 2007-03-24 Paul Brook <paul@codesourcery.com>
20267 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
20268 * config/arm/linux-eabi.h: Remove legacy syscall hack.
20270 2007-03-24 Richard Henderson <rth@redhat.com>
20272 * config/ia64/constraints.md: New file.
20273 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
20274 satisfies_constraint_?.
20275 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
20276 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
20277 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
20278 ia64_output_mi_thunk): Likewise.
20279 (ia64_const_ok_for_letter_p): Remove.
20280 (ia64_const_double_ok_for_letter_p): Remove.
20281 (ia64_extra_constraint): Remove.
20282 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
20283 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
20284 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
20285 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
20286 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
20287 EXTRA_MEMORY_CONSTRAINT): Remove.
20288 * config/ia64/ia64.md: Include constriants.md. Replace
20289 CONST_OK_FOR_? with satisfies_constraint_?.
20291 2007-03-23 Michael Meissner <michael.meissner@amd.com>
20292 H.J. Lu <hongjiu.lu@intel.com>
20294 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
20296 (name macros): Use DPD_BID_NAME to convert names properly.
20298 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
20299 decimal floating point format.
20300 (init_floating_libfuncs): Change decimal functions so that they
20301 have a "bid_" prefix if the decimal system uses the BID format,
20302 and "dpd_" prefix if the decimal system uses the DPD format.
20303 (init_interclass_conv_libfuncs): Ditto.
20304 (init_intraclass_conv_libfuncs): Ditto.
20306 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
20307 using the BID format.
20309 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
20310 whether we are using the BID decimal format.
20311 * configure: Regenerate.
20313 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
20314 the compiler has decimal floating point enabled. Define
20315 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
20318 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
20319 using the BID format.
20321 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
20322 whether we are using the BID decimal format.
20323 * configure: Regenerate.
20325 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
20326 the compiler has decimal floating point enabled. Define
20327 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
20330 * doc/install.texi (--enable-decimal-float): Document BID and DPD
20331 options, and that it is enabled for i386/x86_64 systems.
20333 * Makefile.in (enable_decimal_float): New.
20335 (DECNUMINC): Add -I$(DECNUMFMT).
20336 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
20337 to $(DECNUMFMT) from $(DECNUM).
20339 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
20340 Substitute enable_decimal_float.
20341 * configure: Regenerated.
20344 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
20347 * configure.ac: Enable decimal float for x86_64-*-linux*.
20348 * configure: Regenerated.
20351 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
20352 decimal128ClearSign to flip and clear the sign bit in decimal128.
20353 (decimal_real_maxval): Set decimal128SetSign to set the sign
20356 2007-03-23 Ian Lance Taylor <iant@google.com>
20358 * fold-const.c (fold_binary): Correct warning for X - c >= X.
20360 2007-03-23 Ian Lance Taylor <iant@google.com>
20362 * tree-dump.c (dump_files): Correct comment.
20364 2007-03-23 Ian Lance Taylor <iant@google.com>
20366 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
20368 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
20370 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
20371 in cfglayout mode. Don't go into and out of cfglayout mode.
20372 Link the blocks in the order of the constructed traces.
20373 (rest_of_handle_tracer): Adjust call to tracer.
20374 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
20375 Don't go into cfglayout mode.
20376 (rtl_loop_done): Don't go out of cfglayout mode.
20377 * cfglayout.c (relink_block_chain): New function, split out from...
20378 (fixup_reorder_chain): ...here. Remove redundant checking.
20379 (cfg_layout_finalize): Don't clear the header, footer, and aux
20380 fields here, move the code to do so to relink_block_chain. Likewise
20381 for free_original_copy_tables.
20382 * rtl.h (tracer): Update prototype.
20383 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
20384 Assert we are in cfglayout mode. Don't go into and out of cfglayout
20385 mode. Use relink_block_chain to serialize the CFG according to the
20386 new basic block order. Move targetm.cannot_modify_jumps_p check from
20388 (gate_handle_reorder_blocks): ...to here.
20389 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
20391 (gate_duplicate_computed_gotos): ...to here.
20392 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
20393 something always changes when going into and out of cfglayout mode.
20394 Perform an expensive cfg cleanup while going into cfglayout mode.
20395 Always update liveness information on HAVE_conditional_execution
20396 targets. Reserialize the basic blocks and go out of cfglayout mode.
20397 * reg-stack.c: Include cfglayout.h.
20398 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
20399 the call to reorder_basic_blocks.
20400 * basic-block.h (reorder_basic_blocks): Update prototype.
20401 (relink_block_chain): New prototype.
20402 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
20404 2007-03-23 Joseph Myers <joseph@codesourcery.com>
20406 * config/mips/mips.md (type, hazard, *movdi_32bit,
20407 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
20408 *movhi_internal, *movqi_internal, *movsf_hardfloat,
20409 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
20410 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
20411 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
20413 (movcc): Change first xfer to multi.
20414 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
20415 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
20416 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
20417 config/mips/generic.md: Change reservations using "xfer" to use
20419 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
20420 using match_operand.
20421 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
20422 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
20424 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
20426 2007-03-22 Richard Henderson <rth@redhat.com>
20428 * config/i386/i386.c: Remove unnecessary function declarations.
20429 Move targetm definition, and all related macros, to the end of
20430 the file. Resort some functions to put definitions before uses.
20431 (ix86_attribute_table): Make static. Move to end of file.
20432 (ix86_gimplify_va_arg): Make static.
20434 2007-03-22 Richard Henderson <rth@redhat.com>
20436 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
20437 don't increase local_regparm with force_align_arg_pointer check.
20438 (ix86_function_sseregparm): Assert 32-bit.
20439 (type_has_variadic_args_p): New.
20440 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
20441 type_has_variadic_args_p.
20442 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
20443 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
20444 use memset instead. Do maybe_vaarg check first; skip attribute
20445 tests if true; skip attribute tests for 64-bit.
20446 (construct_container): Remove TARGET_DEBUG_ARG.
20447 (function_arg_advance_32, function_arg_advance_64): Split out ...
20448 (function_arg_advance): ... from here.
20449 (function_arg_32, function_arg_64): Split out ...
20450 (function_arg): ... from here.
20451 (ix86_pass_by_reference): Tidy.
20452 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
20453 (function_value_32): New, from parts of ix86_function_value
20454 and ix86_value_regno.
20455 (function_value_64): New, from parts of ix86_function_value
20456 and ix86_libcall_value.
20457 (ix86_function_value_1): New.
20458 (ix86_function_value, ix86_libcall_value): Use it.
20459 (return_in_memory_32, return_in_memory_64): Split out ...
20460 (ix86_return_in_memory): ... from here.
20461 (ix86_struct_value_rtx): Skip for 64-bit.
20462 (ix86_libcall_value, ix86_value_regno): Remove.
20463 (setup_incoming_varargs_64): Split out ...
20464 (ix86_setup_incoming_varargs): ... from here.
20465 (ix86_va_start): Remove TARGET_DEBUG_ARG.
20466 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
20467 * config/i386/i386-protos.h (ix86_function_value): Remove.
20468 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
20470 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20473 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
20474 infinities not supported, otherwise emit warning if -Woverflow. On
20475 underflow, emit warning if -Woverflow.
20476 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
20478 * real.h (real_from_string): Update declaration
20480 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
20481 Richard Henderson <rth@redhat.com>
20483 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
20484 * calls.c (compute_argument_block_size, expand_call,
20485 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
20486 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
20487 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
20488 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
20489 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
20490 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
20491 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
20492 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
20495 2007-03-22 Joseph Myers <joseph@codesourcery.com>
20497 * c-incpath.c (add_sysroot_to_chain): New.
20498 (merge_include_chains): Add sysroot argument. Call
20499 add_sysroot_to_chain if sysrooted.
20500 (register_include_chains): Update call to merge_include_chains.
20501 * doc/cppopts.texi: Document use of '=' in include directory
20504 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
20506 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
20507 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
20508 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
20509 insn pattern using X87MODEF12 mode macro.
20511 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
20513 * regmove.c (regmove_optimize): Use reg_mentioned_p
20514 instead of reg_overlap_mentioned_p for DST.
20516 2007-03-21 Mike Stump <mrs@apple.com>
20518 * c.opt: Fixup for Objective-C/C++.
20520 2007-03-21 Steve Ellcey <sje@cup.hp.com>
20522 * explow.c (convert_memory_address): Fold memory reference when
20523 POINTERS_EXTEND_UNSIGNED < 0
20525 2007-03-21 Richard Henderson <rth@redhat.com>
20528 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
20529 * config/i386/mmintrin.h (__m64): Likewise.
20530 * config/i386/xmmintrin.h (__m128): Likewise.
20532 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20534 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
20535 (VXWORKS_OS_CPP_BUILTINS): Define.
20536 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
20537 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
20539 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20541 * rtl.h (constant_pool_reference_p): Delete.
20542 (find_constant_src): Declare.
20543 * rtlanal.c (find_constant_src): New function.
20544 * simplify-rtx.c (constant_pool_reference_p): Delete.
20545 * config/i386/i386.md: Use find_constant_src instead of
20546 constant_pool_reference_p/avoid_constant_pool_reference pairs.
20548 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20550 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
20551 * c-cppbuiltin.c (c_cpp_builtins): Define them.
20553 2007-03-20 Mark Mitchell <mark@codesourcery.com>
20555 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
20556 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
20557 (arm_elf_asm_constructor): Use it.
20558 (arm_elf_asm_destructor): New function.
20560 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
20562 * jump.c (mark_jump_label): Treat SEQUENCE specially.
20564 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
20566 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
20568 2007-03-19 Andrew Haley <aph@redhat.com>
20570 PR tree-optimization/31264
20571 * tree-vrp.c (register_edge_assert_for_1): Don't look though
20572 VIEW_CONVERT_EXPRs.
20574 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
20576 PR rtl-optimization/30907
20577 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
20578 (fwprop_init): Always call loop_optimizer_initialize.
20579 (fwprop_done): Always call loop_optimizer_finalize.
20580 (fwprop): We always have loop info now.
20581 (gate_fwprop_addr): Remove.
20582 (pass_fwprop_addr): Use gate_fwprop as gate.
20584 PR rtl-optimization/30841
20585 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
20586 df_chain_alloc): Call df_reorganize_refs unconditionally.
20587 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
20588 refs_organized to refs_organized_size.
20589 (df_ref_create_structure): Use refs_organized_size instead of
20590 bitmap_size if refs had been organized, and keep refs_organized_size
20592 * df.h (struct df_ref_info): Change refs_organized to
20593 refs_organized_size.
20594 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
20597 2007-03-19 Mark Mitchell <mark@codesourcery.com>
20599 * except.c (output_function_exception_table): Do not reference the
20600 EH personality routine for functions that do not require an
20603 2007-03-20 Jakub Jelinek <jakub@redhat.com>
20606 * c-typeck.c (convert_for_assignment): Call comptypes for
20607 RECORD_TYPE or UNION_TYPE.
20609 PR inline-asm/30505
20610 * reload1.c (reload): Do invalid ASM checking after
20611 cleanup_subreg_operands.
20613 2007-03-19 Jeff Law <law@redhat.com>
20615 * tree-cfg.c (find_taken_edge): Tighten conditions for
20616 optimizing computed gotos.
20618 2007-03-19 Michael Matz <matz@suse.de>
20620 * builtins.c (expand_builtin_sync_operation,
20621 expand_builtin_compare_and_swap,
20622 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
20625 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
20626 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
20629 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20631 * doc/tm.texi: Add brackets around the return type of
20632 TARGET_SECONDARY_RELOAD.
20634 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
20635 Richard Guenther <rguenther@suse.de>
20637 PR tree-optimization/31254
20638 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
20639 Use handled_component_p () where appropriate. Continue
20640 propagating into the rhs if we propagated into an INDIRECT_REF
20643 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20645 * config/s390/s390.md (op_type attribute): RRR instruction type added.
20646 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
20647 (xde, xdee): Mode attributes adjusted to support DFP modes.
20648 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
20649 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
20650 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
20651 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
20652 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
20653 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
20654 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
20656 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
20657 "movsf"): Insn definitions removed.
20658 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
20659 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
20660 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
20662 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
20663 "reload_in<mode>", "reload_out<mode>"): Expander added.
20664 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
20667 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20669 * config/s390/s390.md: Only non-functional changes. Renamed
20670 FPR mode macro to BFP all over the file.
20672 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20674 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
20675 (op_type attribute): RRF instruction type added.
20676 (fT0): New mode attribute.
20677 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
20678 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
20679 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
20680 instruction no secondary memory is needed when moving DFmode values
20681 between GPRs and FPRs.
20683 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20685 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
20686 inverted and documentation adjusted.
20687 ("mhard-dfp", "msoft-dfp"): New options.
20688 * config/s390/s390.c (s390_handle_arch_option): New architecture
20690 (override_options): Sanity checks for the new options added.
20691 * config.gcc: New architecture switch: z9-ec.
20692 * config/s390/s390.h (processor_flags): PF_DFP added.
20693 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
20694 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
20695 when the bit is NOT set so remove it from the defaults.
20697 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20699 * genemit.c (main): Print include statement for dfp.h.
20700 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
20703 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
20705 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
20707 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
20710 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
20711 instead of PATTERN.
20713 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20715 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
20716 attr_length_call, output_call, output_indirect_call): Cleanup
20717 formatting of targetm calls.
20719 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
20721 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
20723 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20725 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
20726 reservation, bypass and anti-bypass descriptions for these
20727 instructions. Update move patterns.
20728 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
20731 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
20733 * tree-vect-transform.c (get_initial_def_for_induction): Replace
20734 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
20735 (get_initial_def_for_reduction): Likewise.
20737 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
20739 Fix PR tree-optimization/29922
20740 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
20741 (get_representative): Removed.
20742 (value_dies_in_block_x): Update for rvuse removal.
20743 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
20744 (compute_antic_aux): Handle when PHI nodes appear in
20745 non-single-successors.
20746 (dump_bitmap_of_names): Removed.
20747 (compute_antic_safe): Renamed and removed rvuse calculation.
20748 Calculate only antic safe.
20749 (insert_into_preds_of_block): Remove assert.
20750 (execute_pre): Update for renamed functions.
20751 (defer_or_phi_translate_block): New function.
20753 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
20755 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
20756 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
20758 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
20759 Follow spelling conventions.
20761 * tree-data-ref.h: Remove the prototype for analyze_array.
20763 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
20765 PR tree-optimization/31041
20766 * tree-vect-transform.c (get_initial_def_for_induction): Call
20767 force_gimple_operand.
20769 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
20771 * ipa-type-escape.c (look_for_casts) : Revert code to use
20772 handled_component_p due to ada test a-numaux.adb.
20774 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
20776 * final.c (final_scan_insn): Alter the condition of a
20777 conditional trap if we have nonstandard CC.
20779 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20781 * configure.ac: Remove excess quoting from asm line 0 test.
20782 * configure: Rebuilt.
20784 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20786 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
20787 * c-common.c (convert_and_check): Move warning logic to...
20788 (warnings_for_convert_and_check): ...here. Define.
20789 * c-common.h (warnings_for_convert_and_check): Declare.
20791 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20793 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
20794 (output_call): Likewise.
20796 2007-03-16 Richard Sandiford <richard@codesourcery.com>
20798 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
20800 2007-03-16 Richard Sandiford <richard@codesourcery.com>
20802 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
20804 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
20806 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
20807 opteron, athlon-64 and athlon-fx processor_alias_table entries.
20809 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
20811 PR tree-optimization/31183
20812 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
20813 Use double_int instead of unsigned int for representing access_strides.
20814 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
20816 2007-03-16 Richard Guenther <rguenther@suse.de>
20818 PR tree-optimization/31146
20819 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
20820 to allow recursion of forward_propagate_addr_expr.
20821 (forward_propagate_addr_into_variable_array_index): Likewise.
20822 (forward_propagate_addr_expr): Likewise.
20823 (tree_ssa_forward_propagate_single_use_vars): Likewise.
20824 (forward_propagate_addr_expr_1): Recurse on simple copies
20825 instead of propagating into them. Do so for useless conversions
20827 (forward_propagate_addr_expr): Clean up unused statements after
20830 2007-03-16 Richard Guenther <rguenther@suse.de>
20832 * builtins.c (expand_builtin_cexpi): Use the right argument
20833 for the expansion via cexp.
20835 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20837 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
20838 * configure: Rebuilt.
20840 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20843 * dwarf2out.c (force_type_die): Adjust comment.
20844 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
20846 2007-03-15 DJ Delorie <dj@redhat.com>
20848 * config/frv/predicates.md (minmax_operator): Don't check operands
20851 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
20853 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
20854 Update constant estimates of number of iterations.
20855 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
20856 argument renamed to "realistic".
20857 (compute_estimated_nb_iterations): Removed.
20858 (record_niter_bound): New function.
20859 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
20860 call record_nonwrapping_iv with upper = false.
20861 (infer_loop_bounds_from_signedness): Pass upper argument to
20862 record_nonwrapping_iv.
20863 (estimate_numbers_of_iterations_loop): Do not call
20864 compute_estimated_nb_iterations. Record estimate based on profile
20865 information. Initialize the constant estimates of number of
20867 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
20869 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
20870 number of iterations is too small.
20871 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
20872 (EST_NOT_AVAILABLE): Removed.
20873 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
20874 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
20877 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
20879 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
20880 Handle NE_EXPR guards.
20882 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20885 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
20886 Set also -pedantic-errors by default for the preprocessor unless
20887 -fpermissive is given.
20889 2007-03-15 Richard Guenther <rguenther@suse.de>
20891 PR middle-end/29719
20892 PR middle-end/31161
20893 * builtins.c (expand_builtin_cexpi): As a fallback if we
20894 don't have builtins for sincos or cexp create a function
20895 declaration for cexp and expand to a call to that.
20896 (expand_builtin_int_roundingfn): Always fall
20897 back to floor/ceil and its variants even if they may be
20900 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
20902 PR middle-end/31159
20903 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
20904 jump tables, move the call to delete_dead_jumptables from here...
20905 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
20906 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
20907 don't allow merging of blocks that try_redirect_by_replacing_jump
20908 also does not handle when not optimizing.
20910 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
20911 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20913 * config/i386/i386.md (x86_sahf_1): Correctly handle
20916 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
20919 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
20920 x86_64_general_operand as operand[2] predicate. Remove "iF"
20921 from operand constraints and use "e" constraint instead.
20922 (*subti3_1, *subti3_1 splitter): Ditto.
20923 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
20924 operand[1] predicate.
20926 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
20928 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
20929 arrays, multiply the access strides by the size of the sub-array.
20930 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
20932 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
20934 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
20935 the configured assembler supports the sahf mnemonic.
20936 * configure: Regenerate.
20937 * config.in: Regenerate.
20939 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
20940 emit "sahf" or ".byte\t0x9e" as asm template.
20942 2007-03-14 Michael Meissner <michael.meissner@amd.com>
20945 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
20946 option to replace hard coded TARGET_xxx in md file.
20947 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
20948 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20949 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
20950 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
20951 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
20952 (X86_TUNE_NOT_VECTORMODE): Ditto.
20953 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
20954 (TUNE_AVOID_VECTOR_DECODE): Ditto.
20955 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20956 (TUNE_SLOW_IMUL_IMM8): Ditto.
20957 (TUNE_MOVE_M1_VIA_OR): Ditto.
20958 (TUNE_NOT_UNPAIRABLE): Ditto.
20959 (TUNE_NOT_VECTORMODE): Ditto.
20961 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
20964 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
20965 tuning options instead of hard coded TARGET_xxx.
20966 (fix ssemode peephole2's): Ditto.
20967 (imul peephole2's): Ditto.
20969 (movdi_or_rex64): Ditto.
20970 (move peephole2): Ditto.
20971 (not peephole2's): Ditto.
20973 2007-03-14 Dirk Mueller <dmueller@suse.de>
20975 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
20976 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
20977 * c-parser.c (c_parser_if_body): Always add an empty statement in case
20979 * c-parser.c (c_parser_do_statement): Warn about empty body in
20980 do/while statement.
20981 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
20982 * doc/invoke.texi (-Wempty-body): Update documentation.
20984 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20987 * c-common.h (warn_for_div_by_zero): Declare.
20988 * c-common.c (warn_for_div_by_zero): Define.
20989 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
20992 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20994 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
20995 to PREFIX and STANDARD_PREFIX.
20997 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20998 Phil Edwards <phil@codesourcery.com>
21000 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
21001 (__gthread_once_t): Remove busy field for RTPs.
21002 (__GTHREAD_ONCE_INIT): Update accordingly.
21004 2007-03-14 Richard Sandiford <richard@codesourcery.com>
21006 * doc/invoke.texi: Document VxWorks options.
21008 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
21010 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
21012 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
21014 PR tree-optimization/30590
21015 * tree-nrv.c (tree_nrv): Check for the partial update of the
21018 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
21020 * flags.h (flag_random_seed): Remove declaration, in favor of...
21021 * toplev.h (get_random_seed, set_random_seed): ... these.
21022 * tree.c (get_file_function_name): Use the former.
21023 * opts.c (common_handle_option): Use the latter.
21026 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
21028 PR middle-end/31127
21029 * cse.c (cse_find_path): Do not bail out if a basic block that
21030 we already visited now becomes part of a path that starts at a
21031 different basic block. Just disallow this, to make sure we
21032 visit each basic block at most once.
21034 2007-03-13 Jan Hubicka <jh@suse.cz>
21036 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
21037 attributes, when profile esitmate is present, calls with very low
21038 frequency are cold.
21040 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
21042 PR tree-optimization/30730
21043 PR tree-optimization/26900
21044 * tree-ssa-loop-niter.c: Include gmp.h.
21045 (bounds): New type.
21046 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
21047 split_to_var_and_offset, determine_value_range,
21048 bound_difference_of_offsetted_base, refine_bounds_using_guard,
21049 bound_difference, bounds_add, bounds_negate,
21050 number_of_iterations_ne_max, dump_affine_iv): New functions.
21051 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
21052 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
21053 difference of initial and final value of control iv to validate
21055 (number_of_iterations_cond): Add loop parameter. Determine bounds
21056 on the difference of the extremes of the control iv. Add dumps.
21057 (expand_simple_operations): Handle phi nodes.
21058 (simplify_using_initial_conditions): Do not record used conditions.
21059 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
21060 Do not set additional_info.
21061 (implies_nonnegative_p, implies_ge_p): Removed.
21062 (derive_constant_upper_bound): Do not use parameter `additional'.
21063 (record_estimate): Parameter `additional' removed. Parameter
21064 `i_bound' added. Do not call derive_constant_upper_bound.
21065 (record_nonwrapping_iv): Use derive_constant_upper_bound to
21066 bound the number of iterations estimate.
21067 (estimate_numbers_of_iterations_loop): Pass the estimate from
21068 the number of iterations analysis to record_estimate.
21069 * tree.h (multiple_of_p): Declare.
21070 * tree-scalar-evolution.c (expression_expensive_p): Removed.
21071 (scev_const_prop): Do not check expression_expensive_p.
21072 * fold-const.c (multiple_of_p): Exported.
21073 * double-int.c (double_int_mask): Exported.
21074 * double-int.h (double_int_mask): Declare.
21075 * tree-flow.h (struct tree_niter_desc): Removed additional_info
21076 field. Added max field.
21078 2007-03-13 David Taylor <taylor@candd.org>
21081 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
21084 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21087 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
21088 two unamed patterns.
21090 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
21092 * config/i386/i386.opt (mcx16, msahf): New options.
21093 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
21094 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
21096 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
21097 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
21098 Output -mcx16 and -msahf options when corresponding bit is set.
21100 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
21101 and -msahf options.
21103 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
21105 * configure.ac: Test for assembler tolerance to # 0 "".
21106 * configure, config.in: Rebuilt.
21107 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
21109 2007-03-13 Geoffrey Keating <geoffk@apple.com>
21111 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
21113 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
21114 (handle_syscall): Handle direct system calls.
21115 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
21117 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
21119 * doc/invoke.texi: Fix cpp.info cross-reference.
21120 * doc/passes.texi: Fix gcc.info cross-reference.
21122 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
21124 PR tree-optimization/30835
21125 * lambda-code.c (can_convert_to_perfect_nest): Check whether
21126 bb_for_stmt is not NULL before accessing it.
21128 2007-03-12 Joseph Myers <joseph@codesourcery.com>
21130 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
21133 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
21136 * doc/install.texi: Document --enable-stage1-languages
21138 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
21140 * tree-pass.h (pass_into_cfg_layout_mode,
21141 pass_outof_cfg_layout_mode): Declare.
21142 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
21143 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
21144 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
21145 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
21147 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
21149 * c-decl.c (warn_variable_length_array): New function.
21150 Refactored from grokdeclarator to handle warn_vla
21151 and handle unnamed array case.
21152 (grokdeclarator): Refactored VLA warning case.
21153 * c.opt (Wvla): New flag.
21154 * doc/invoke.texi (Wvla): New warning.
21156 2007-03-12 Richard Henderson <rth@redhat.com>
21158 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
21159 (TARGET_SECTION_TYPE_FLAGS): New.
21161 2007-03-12 Richard Henderson <rth@redhat.com>
21163 * config/darwin.c (machopic_reloc_rw_mask): New.
21164 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
21165 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
21167 2007-03-12 Mark Mitchell <mark@codesourcery.com>
21169 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
21170 * cppdefault.h (cpp_PREFIX): Document.
21171 (cpp_PREFIX_len): Likewise.
21172 (cpp_EXEC_PREFIX): New variable.
21173 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
21174 * c-incpath.c (add_standard_paths): Correct logic for relocating
21175 paths within prefix.
21177 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
21179 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
21180 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
21182 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
21183 fix_truncdfdi_sse using SSEMODEF mode macro.
21184 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
21185 fix_truncdfsi_sse using SSEMODEF mode macro.
21186 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
21187 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
21189 2007-03-12 Richard Sandiford <richard@codesourcery.com>
21191 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
21192 elfos.h to tm_file.
21194 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
21196 * tree.h : Add multiple_of_p declaration.
21197 * fold-const.c (multiple_of_p): Make multiple_of_p public.
21198 * ipa-type-escape.c (results_of_malloc): Redundant.
21199 (visited_stmts): New. Visited stmt for walk_use_def_chains.
21200 (cast_type): Extended with new members.
21201 (check_cast): Returns cast_type.
21202 (cast): New structure for data of walk_use_def_chains.
21203 (is_malloc_result, is_cast_from_non_pointer_1,
21204 is_cast_from_non_pointer,
21205 is_array_access_through_pointer_and_index): New functions.
21206 (look_for_casts): Returns cast types.
21207 (check_call): Returns void.
21208 (okay_pointer_operation): Use support of pointer plus index,
21209 pointer plus constant and allow all multiplications.
21211 2007-03-11 Richard Guenther <rguenther@suse.de>
21213 PR tree-optimization/31115
21214 * tree-vrp.c (extract_range_from_binary_expr): Make sure
21215 the shift count is positive and non-anti-range for RSHIFT_EXPR.
21216 A shift count of zero is not special as with *_DIV_EXPR.
21217 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
21220 2007-03-11 Ian Lance Taylor <iant@google.com>
21222 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
21223 the *_DIV_EXPR codes correctly with overflow infinities.
21225 2007-03-11 Ira Rosen <irar@il.ibm.com>
21227 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
21228 indicate success/failure of the analysis. Add negation to subtrahend
21229 in case of subtraction. Fail if both operands contain constants.
21230 (create_data_ref): Fail if analyze_offset fails.
21232 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
21234 * config/i386/i386.md (frndintxf2): Rename to ...
21235 (rintxf2): ... this. Remove expander having same name.
21236 (rintsf2, rintdf2): Implement using SSEMODEF macro.
21237 (roundsf2, rounddf2): Ditto.
21238 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
21239 (lround<mode>di2, lround<mode>si2): Ditto.
21241 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
21243 * lower-subreg.c: Include except.h.
21244 (decompose_multiword_subregs): Verify that the only control flow
21245 insns we can split are loads to multi-words pseudos.
21246 Handle breaking such blocks after splitting, instead of calling
21247 find_many_sub_basic_blocks.
21249 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
21250 on the new basic block. Add a lengthy comment explaining why we
21251 thought this was necessary.
21252 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
21254 2007-03-10 Mark Mitchell <mark@codesourcery.com>
21257 * tree.c (walk_type_fields): Recurse into the element type of
21258 ARRAY_TYPEs if there is a pointer set.
21260 2007-03-10 Dirk Mueller <dmueller@suse.de>
21262 * c-common.c (warn_logical_operator): Fix condition.
21264 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
21266 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
21268 * config/darwin.c (machopic_select_section): Remove superfluous
21269 argument in call to categorize_decl_for_section. Remove unused
21272 2007-03-10 Joseph Myers <joseph@codesourcery.com>
21274 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
21276 * configure: Regenerate.
21278 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
21281 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
21282 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
21283 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
21284 Add LABEL_NUSES to emitted label.
21285 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
21286 branch probability value to emitted jump insn.
21287 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
21288 Do not check life information and do not re-arrange input operands
21289 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
21291 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
21293 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
21294 the change of decode_asm_operands.
21296 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
21298 * mode-switching.c (create_pre_exit): Skip blockage insn.
21300 2007-03-09 Diego Novillo <dnovillo@redhat.com>
21302 * tree-pass.h (TODO_update_smt_usage): Remove.
21304 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
21308 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21310 * pa.c (attr_length_call): Revise condition for long
21311 pc-relative branch.
21312 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
21313 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
21314 sequence on SOM target.
21316 2007-03-09 Geoffrey Keating <geoffk@apple.com>
21318 * gcc.c: Document %{, in big comment at top.
21319 (input_suffix_matches): Remove special handling for .s and
21321 (input_spec_matches): New.
21322 (handle_braces): Handle %{,.
21323 (validate_switches): ',' indicates a value which is not a switch.
21324 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
21325 to detect assembler input.
21326 * config/i386/sol2.h (CPP_SPEC): Likewise.
21327 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
21328 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
21329 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
21330 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
21331 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
21332 -m64 causes deployment target to default to 10.5.
21333 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
21335 2007-03-09 Richard Henderson <rth@redhat.com>
21338 * target.h (targetm.asm.out.reloc_rw_mask): New.
21339 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
21340 (TARGET_ASM_OUT): Use it.
21341 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
21342 * varasm.c (categorize_decl_for_section): Remove shlib argument;
21343 use the new reloc_rw_mask target hook instead.
21344 (default_section_type_flags_1): Merge into...
21345 (default_section_type_flags): ... here.
21346 (decl_readonly_section_1): Merge into...
21347 (decl_readonly_section): ... here.
21348 (default_elf_select_section_1): Merge into...
21349 (default_elf_select_section): ... here.
21350 (default_unique_section_1): Merge into...
21351 (default_unique_section): ... here.
21352 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
21353 (default_select_rtx_section): Use it.
21354 (default_elf_select_rtx_section): Likewise.
21355 * output.h: Update to match.
21356 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
21357 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
21358 (TARGET_ASM_RELOC_RW_MASK): New.
21359 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
21360 to categorize_decl_for_section.
21361 (x86_64_elf_unique_section): Likewise.
21362 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
21363 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
21364 (TARGET_ASM_RELOC_RW_MASK): New.
21365 * config/ia64/ia64.c (ia64_rwreloc_select_section,
21366 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
21367 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
21368 (TARGET_RWRELOC): Remove.
21369 (ia64_section_type_flags): Adjust call to default_section_type_flags.
21370 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
21371 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
21372 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
21373 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
21374 (rs6000_xcoff_select_section): Use decl_readonly_section.
21375 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
21376 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
21377 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
21378 (TARGET_SECTION_TYPE_FLAGS): Remove.
21379 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
21381 2007-03-09 Roger Sayle <roger@eyesopen.com>
21383 * fold-const.c (fold_comparison): Remove compile-time evaluation of
21384 complex constant equality/inequality comparisons for here.
21385 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
21386 known at compile-time or can be simplified to a scalar comparison.
21387 (fold_relational_const): Move compile-time evaluation of complex
21388 constant equality/inequality comparisons to here.
21390 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21392 PR rtl-optimization/30643
21393 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
21395 (fold_rtx): Recurse, like before 2006-11-03.
21397 2007-03-09 DJ Delorie <dj@redhat.com>
21399 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
21402 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
21404 PR tree-optimization/30375
21405 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
21406 LHS of statements is not the same.
21407 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
21409 2007-03-09 Chao-ying Fu <fu@mips.com>
21411 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
21413 * doc/invoke.texi (-mdspr2): Document new option.
21414 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
21415 New unspec for DSP REV 2.
21416 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
21417 these instructions are extended in DSP REV 2.
21418 (mips-dspr2.md): Include.
21419 * config/mips/mips.opt (mdspr2): New option.
21420 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
21421 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
21422 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
21423 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
21424 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
21425 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
21426 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
21428 (bdesc_map): Add one field of unsupported_target_flags.
21429 (bdesc_arrays): Update entries to have extra fields. Add
21431 (mips_init_builtins): Initialize new function types.
21432 Check unsupported_target_fileds to filter out builtins.
21433 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
21435 (ASM_SPEC): Pass mdspr2 to the assembler.
21436 * config/mips/mips-dspr2.md: New file.
21438 2007-03-09 Sa Liu <saliu@de.ibm.com>
21440 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
21442 2007-03-09 Ian Lance Taylor <iant@google.com>
21444 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
21445 argument) like -Wstrict-overflow=2.
21446 * doc/invoke.texi (Warning Options): Update documentation.
21448 2007-03-09 Dirk Mueller <dmueller@suse.de>
21451 * doc/invoke.texi (-Wlogical-op): Document.
21452 * common.opt (-Wlogical-op): New.
21453 * c-common.h (warn_logical_operator): Declare.
21454 * c-common.c (warn_logical_operator): Define.
21455 * c-typeck.c (parser_build_binary_op): Call
21456 warn_logical_operator.
21458 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21460 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
21461 * final.c (final_scan_insn): Test for non-"" file name.
21463 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
21465 * doc/loop.texi: Document the Omega linear constraints solver.
21466 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
21467 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
21468 omega-hash-table-size, omega-max-keys, and
21469 omega-eliminate-redundant-constraints.
21470 * tree-pass.h (pass_check_data_deps): Declared.
21473 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
21474 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
21475 pass_check_data_deps): New.
21476 * tree-data-ref.c (init_data_ref): Remove declaration.
21477 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
21478 (analyze_array): Renamed init_array_ref, move up initializations.
21479 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
21480 Removed arguments that are set to NULL.
21481 (analyze_indirect_ref): Correct indentation, correct call to
21483 (object_analysis): Call init_array_ref instead of analyze_array.
21484 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
21485 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
21486 of DR_ACCESS_FNS_ADDR.
21487 (init_omega_eq_with_af, omega_extract_distance_vectors,
21488 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
21489 ddr_consistent_p): New.
21490 (compute_affine_dependence): Check consistency of ddrs when
21491 flag_check_data_deps is passed.
21492 (analyze_all_data_dependences): Uncomment.
21493 (tree_check_data_deps): New.
21494 * tree-data-ref.h: Include omega.h.
21495 (DR_ACCESS_FNS_ADDR): Removed.
21496 (data_dependence_relation): Add inner_loop.
21497 (DDR_INNER_LOOP): New.
21498 * common.opt (fcheck-data-deps): New.
21499 * tree-flow.h (tree_check_data_deps): Declare.
21500 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
21501 (OBJS-common): Depend on omega.o.
21503 * passes.c (pass_check_data_deps): Scheduled.
21504 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
21505 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
21506 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
21507 PARAM_VECT_MAX_VERSION_CHECKS,
21508 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
21510 2007-03-09 Richard Guenther <rguenther@suse.de>
21512 PR tree-optimization/30904
21513 PR middle-end/31058
21514 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
21515 the same way as *_DIV_EXPR.
21517 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21519 * recog.c (decode_asm_operands): No mixed declarations and code.
21521 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21523 * rtl.def (ASM_INPUT): Add location.
21524 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
21525 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
21526 (decode_asm_operands): Add loc operand.
21527 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
21528 * stmt.c (expand_asm): Rename to...
21529 (expand_asm_loc): ... this. Add locus argument. Pass it on to
21530 gen_rtx_ASM_INPUT_loc.
21531 (expand_asm_expr): Adjust.
21532 * recog.c (decode_asm_operands): Add loc operand.
21533 (check_asm_operands, extract_insn): Adjust.
21534 * reload1.c (maybe_fix_stack_asms): Likewise.
21535 * final.c (asm_insn_count): Likewise.
21536 (final_scan_insn): Output # line before and after asm.
21538 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
21540 * tree-ssa-structalias.c (variable_info): Remove
21542 (new_var_info): Ditto.
21543 (shared_bitmap_info_t): New structure.
21544 (shared_bitmap_table): New variable.
21545 (shared_bitmap_hash): New function.
21546 (shared_bitmap_eq): Ditto
21547 (shared_bitmap_lookup): Ditto.
21548 (shared_bitmap_add): Ditto.
21549 (merge_smts_into): Change to take bitmap directly.
21550 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
21551 (init_alias_vars): Init shared bitmap hashtable.
21552 (delete_points_to_sets): Delete shared bitmap hashtable.
21553 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
21554 is_aliased removal as a change that was still necessary was
21557 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
21559 * config/i386/i386.h (override_options): Conditionally disable
21560 x86_sahf for 64bit targets only.
21562 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
21565 * c-decl.c (merge_decls): Don't call make_var_volatile.
21566 * varasm.c (make_var_volatile): Remove.
21567 * output.h (make_var_volatile): Remove.
21569 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
21571 PR tree-optimization/31085
21572 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
21574 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21576 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
21577 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
21578 ATTR_CONST_NOTHROW_LIST.
21580 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
21583 2007-03-08 Diego Novillo <dnovillo@redhat.com>
21585 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
21587 2007-03-08 Geoffrey Keating <geoffk@apple.com>
21590 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
21592 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
21593 passed, use shared libgcc.
21595 2007-03-08 Roger Sayle <roger@eyesopen.com>
21597 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
21598 instead of calling build2 with a GIMPLE_MODIFY_STMT.
21599 (honor_protect_cleanup_actions, lower_try_finally_switch):
21601 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
21602 ifc_temp_var): Likewise.
21603 * tree-inline.c (setup_one_parameter): Likewise.
21604 * tree-mudflap.c (mf_decl_cache_locals,
21605 mf_build_check_statement_for): Likewise.
21606 * tree-nested.c (init_tmp_var, save_tmp_var,
21607 finalize_nesting_tree_1): Likewise.
21608 * tree-outof-ssa.c (insert_copy_on_edge,
21609 insert_backedge_copies): Likewise.
21610 * tree-profile.c (tree_gen_edge_profiler,
21611 tree_gen_ic_profiler): Likewise.
21612 * tree-scalar-evolution.c (scev_const_prop): Likewise.
21613 * tree-sra.c (sra_build_assignment): Likewise.
21614 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
21615 * tree-ssa-math-opts.c (insert_reciprocals,
21616 execute_cse_sincos_1): Likewise.
21617 * tree-tailcall.c (adjust_accumulator_values,
21618 adjust_return_value): Likewise.
21619 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
21620 * tree-vect-transform.c (vect_create_data_ref_ptr,
21621 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
21622 vect_create_epilog_for_reduction, vectorizable_reduction,
21623 vectorizable_call, vectorizable_conversion,
21624 vectorizable_assignment, vectorizable_operation,
21625 vectorizable_type_demotion, vect_gen_widened_results_half,
21626 vect_permute_store_chain, vectorizable_store,
21627 vect_setup_realignment, vect_permute_load_chain,
21628 vectorizable_load, vectorizable_condition,
21629 vect_create_cond_for_align_checks): Likewise.
21630 * tree-vrp.c (build_assert_expr_for): Likewise.
21632 2007-03-08 Ian Lance Taylor <iant@google.com>
21634 * tree-vrp.c: Include "intl.h".
21635 (usable_range_p): New static function.
21636 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
21637 overflowed values, juts set *strict_overflow_p.
21638 (compare_values): Only return -2 if one of the operands is not a
21640 (compare_ranges): Call usable_range_p.
21641 (compare_range_with_value): Likewise.
21642 (vrp_evaluate_conditional_warnv): Rename from
21643 vrp_evaluate_conditional. Make static. Change all callers.
21644 (vrp_evaluate_conditional): New function.
21645 (simplify_div_or_mod_using_ranges): Issue warning about reliance
21646 on signed overflow.
21647 (simplify_abs_using_ranges): Likewise.
21648 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
21649 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
21650 within_stmt parameter.
21651 * tree-ssa-propagate.c (fold_predicate_in): Update call to
21652 vrp_evaluate_conditional.
21653 * tree-ssa-threadedge.c
21654 (record_temporary_equivalences_from_stmts_at_dest): Change
21655 simplify parameter to take a second tree parameter.
21656 (simplify_control_stmt_condition): Likewise.
21657 (thread_across_edge): Likewise.
21658 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
21659 (thread_across_edge): Likewise.
21660 * Makefile.in (tree-vrp.o): Depend upon intl.h.
21662 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
21664 * config/i386/i386.h (TARGET_SAHF): New define.
21665 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
21666 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
21667 (x86_sahf): New global variable.
21668 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
21669 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
21670 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
21671 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
21673 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
21674 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
21675 when expanding fcomi/sahf based tests.
21676 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
21677 expanding sahf based alternative. Emit sahf based sequence when
21678 optimizing for code size.
21679 * config/i386/i386.md (x86_sahf_1): Do not disable for
21680 TARGET_64BIT, enable for TARGET_SAHF.
21682 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
21684 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
21685 spurious whitespace from error message.
21687 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
21690 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
21692 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
21694 * c-decl.c (grokdeclarator): Disable warnings for anonymous
21696 * tree-sra.c (instantiate_element): Propagate disabled warnings
21697 from the element itself to the created variable.
21699 2007-03-07 Richard Henderson <rth@redhat.com>
21702 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
21703 silently fix up the stack in the case of a missing register.
21705 2007-03-07 Paul Brook <paul@codesourcery.com>
21707 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
21709 2007-03-07 Joseph Myers <joseph@codesourcery.com>
21711 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
21713 (phase1_vrs): Use them.
21714 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
21715 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
21716 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
21717 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
21718 __gnu_Unwind_Restore_WMMXC if required.
21719 (_Unwind_VRS_Pop): Implement iWMMXt support.
21720 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
21721 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
21722 gnu_Unwind_Save_WMMXC): Define.
21724 2007-03-07 Richard Sandiford <richard@codesourcery.com>
21726 * config/vxworks.h (vxworks_override_options): Declare.
21727 (VXWORKS_OVERRIDE_OPTIONS): Use it.
21728 * config/vxworks.c: Include target.h and toplev.h.
21729 (vxworks_override_options): New function.
21730 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
21732 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
21734 * config/s390/s390.c (override_options): Don't emit an error when
21735 -mstack-size is used without providing -mstack-guard.
21736 (s390_emit_prologue): Choose stack_guard value automatically if not
21737 provided via command line.
21738 * doc/invoke.texi: Adjust description of -mstack-guard and
21741 2007-03-07 Richard Sandiford <richard@codesourcery.com>
21743 * config/i386/i386.c (output_set_got): Add a GOT initialization
21744 sequence for VxWorks PIC.
21745 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
21746 around labels as well as symbols. Use gotoff_operand instead
21747 of local_symbolic_operand.
21748 (legitimize_pic_address): Use gotoff_operand instead of
21749 local_symbolic_operand. Use @GOT accesses for labels as
21751 (ix86_output_addr_diff_elt): Use PC-relative rather than
21752 GP-relative offsets for VxWorks PIC.
21753 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
21754 no_new_pseudos. Check whether the returned register is op0.
21755 * config/i386/i386.md (tablejump): Use PC-relative rather than
21756 GP-relative offsets for VxWorks PIC.
21757 * config/i386/predicates.md (gotoff_operand): New predicate.
21759 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21761 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
21763 * config/vxworks-dummy.h: New file.
21764 * config/i386/i386.h: Include it.
21766 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
21768 * dwarf2out.c (is_inlined_entry_point): New
21769 (add_high_low_attributes): Emit DW_AT_entry_pc along with
21770 DW_AT_ranges if the first subblock is the entry point.
21772 2007-03-06 David Daney <ddaney@avtrex.com>
21774 * doc/install.texi (mips-*-*): Change recommended binutils
21777 2007-03-06 Anatoly Sokolov <aesok@post.ru>
21779 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
21780 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
21782 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21783 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
21785 2007-03-06 Jan Hubicka <jh@suse.cz>
21787 * errors.h (warning, error, fatal, internal_error): Mark as cold.
21788 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
21790 (probably_cold_bb_p): Cold functions are cold.
21791 (probably_never_executed_bb_p): Cold functions are cold.
21792 (tree_bb_level_predictions): Predict calls to cold functions as not
21794 (compute_function_frequency): Check hot/cold attributes.
21795 * function.h (function_frequency): Update comments.
21796 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
21797 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
21798 (c_common_att): Add cold and hot.
21800 * doc/extend.texi (hot,cold attributes): Document.
21802 2007-03-06 Andrew Haley <aph@redhat.com>
21804 * function.c (expand_function_end): Move blockage to just after we
21805 emit the label for the naked return from the function.
21807 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21809 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
21812 2007-03-06 Jan Hubicka <jh@suse.cz>
21814 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
21815 loaded for constant large models. Non-large 64bit PIC can do.
21816 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
21817 * cmodel.h: Add LARGE PIC.
21818 * i386.md (UNSPEC_PLTOFF): New.
21819 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
21821 (*call_1_rex64): Disable for large models.
21822 (*call_1_rex64_large): New.
21823 (*call_value_1_rex64): Disable for large models.
21824 (*call_value_1_rex64_large): New.
21825 (set_rip_rex4): New.
21826 (set_got_offset_rex64): New.
21827 * predicates.md (constant_call_address_operand): For large model
21828 constant calls are not possible.
21829 * i386-protos.h (construct_plt_address): Declare.
21830 * i386.c (override_options): Accept large models.
21831 (ix86_expand_prologue): Expand large PIC GOT pointer load.
21832 (legitimate_constant_p): Add new UNSPECs.
21833 (legitimate_pic_operand_p): Likewise.
21834 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
21835 (legitimize_pic_address): Do easy RIP relative way for TLS only for
21837 (output_pic_addr_const): Add PLTOFF.
21838 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
21839 (ix86_expand_move): Legitimize pic address when in PIC mode.
21840 (construct_plt_address): New function.
21841 (ix86_expand_call): Offload the address to register and use GOT
21842 pointer for large model.
21843 * invoke.texi (mcmodel=large): Update documentation.
21845 2007-03-06 Richard Henderson <rth@redhat.com>
21847 * config/i386/i386.c (x86_use_leave, x86_push_memory,
21848 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
21849 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
21850 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
21851 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
21852 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
21853 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
21854 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
21855 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
21856 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
21857 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21858 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
21859 x86_sse_partial_reg_dependency, x86_sse_split_regs,
21860 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
21861 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
21862 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
21863 x86_schedule, x86_use_bt, x86_pad_returns,
21864 x86_use_xchgb): Merge into ...
21865 (ix86_tune_features): ... here. New array.
21866 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
21867 x86_bswap): Merge into ...
21868 (ix86_arch_features): ... here. New array.
21869 (x86_3dnow_a): Remove.
21870 (x86_accumulate_outgoing_args): Make static.
21871 (x86_arch_always_fancy_math_387): Make static.
21872 (ix86_tune_mask, ix86_arch_mask): Move ...
21873 (override_options): ... to local variables here. Apply the
21874 appropriate mask to each element of ix86_arch_features and
21875 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
21876 as were done in the old macros.
21877 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
21878 * config/i386/i386.h (x86_use_leave, x86_push_memory,
21879 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
21880 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
21881 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
21882 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
21883 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
21884 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
21885 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
21886 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
21887 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
21888 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21889 x86_accumulate_outgoing_args, x86_prologue_using_move,
21890 x86_epilogue_using_move, x86_decompose_lea,
21891 x86_arch_always_fancy_math_387, x86_shift1,
21892 x86_sse_partial_reg_dependency, x86_sse_split_regs,
21893 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
21894 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
21895 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
21896 x86_use_incdec, x86_pad_returns, x86_bswap,
21897 x86_partial_flag_reg_stall): Remove.
21898 (enum ix86_tune_indices): New.
21899 (ix86_tune_features): New.
21900 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
21901 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
21902 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
21903 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
21904 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
21905 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
21906 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
21907 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
21908 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
21909 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
21910 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
21911 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
21912 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
21913 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
21914 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
21915 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
21916 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
21917 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
21918 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
21919 TARGET_EXT_80387_CONSTANTS): Use it.
21920 (enum ix86_arch_indices): New.
21921 (ix86_arch_features): New.
21922 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
21923 TARGET_BSWAP): Use it.
21924 (ix86_tune_mask, ix86_arch_mask): Remove.
21926 2007-03-06 Joseph Myers <joseph@codesourcery.com>
21929 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
21930 Define using $${sysroot_headers_suffix}.
21931 * configure: Regenerate.
21932 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
21933 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
21935 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
21936 * gcc.c (print_sysroot_headers_suffix): New.
21937 (option_map): Include --print-sysroot-headers-suffix.
21938 (display_help): Mention -print-sysroot-headers-suffix.
21939 (process_command): Handle -print-sysroot-headers-suffix.
21940 (do_spec_1): Append multilib directory to include-fixed path if
21941 sysroot suffixes in use.
21942 (main): Handle -print-sysroot-headers-suffix.
21943 * Makefile.in (start.encap): Don't depend on xlimits.h
21944 (xlimits.h): Remove.
21945 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
21946 limits.h for each multilib in fixinc_list.
21947 (fixinc_list, s-fixinc_list): New.
21948 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
21949 generate them for each multilib in fixinc_list.
21950 (stmp-fixproto): Use include-fixed. Run fixproto for each
21951 multilib in fixinc_list.
21952 (mostlyclean): Don't remove xlimits.h.
21953 (clean): Remove include-fixed.
21954 (real-install-headers-tar, real-install-headers-cpio,
21955 real-install-headers-cp): Don't copy include, only include-fixed.
21956 (install-mkheaders): Depend on fixinc_list. Don't depend on
21957 xlimits.h. Save limits.h files for each multilib in fixinc_list.
21958 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
21959 SYSTEM_HEADER_DIR setting in mkheaders.conf.
21961 2007-03-06 Jan Hubicka <jh@suse.cz>
21963 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
21966 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21968 * configure.ac: Allow tm_file to contain build-directory files.
21969 * configure: Regenerate.
21970 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
21971 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
21972 * config/m68k/print-sysroot-suffix.sh: New file.
21974 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21976 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
21977 of pic_offset_table_rtx if reload_completed.
21978 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
21979 PIC_OFFSET_TABLE_REGNUM.
21980 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
21982 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
21983 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
21985 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21987 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
21988 functions that call eh_return.
21990 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21992 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
21993 functions that need a constant pool.
21995 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21998 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
21999 (m68k_preferred_reload_class): Likewise.
22000 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
22001 (SECONDARY_RELOAD_CLASS): Define.
22002 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
22003 (LIMIT_RELOAD_CLASS): Delete.
22004 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
22005 registers from storing bytes.
22006 (m68k_secondary_reload_class): New function.
22007 (m68k_preferred_reload_class): Likewise.
22009 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22011 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
22013 (m68k_expand_prologue): Likewise.
22015 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22017 * config/m68k/m68k-protos.h (output_sibcall): Declare.
22018 (mips_expand_epilogue): Add a bool parameter.
22019 (m68k_legitimize_sibcall_address): Declare.
22020 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
22021 (m68k_expand_epilogue): Add a parameter to select between sibling
22022 and normal epilogues. Only generate a return for the latter.
22023 (m68k_ok_for_sibcall_p): New function.
22024 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
22025 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
22026 (sibcall_value, *sibcall_value): Likewise.
22027 (*call, *call_value): Require !SIBLING_CALL_P.
22028 (epilogue): Update call to m68k_expand_epilogue.
22029 (sibcall_epilogue): New pattern.
22030 * config/m68k/predicates.md (const_call_operand): Say that this
22031 predicate applies to sibling calls too.
22032 (sibcall_operand): New predicate.
22034 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22036 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
22037 alternatives as movsi_cf.
22038 (movsf_cf_hard): Add commentary.
22040 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
22041 Richard Sandiford <richard@codesourcery.com>
22043 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
22044 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
22045 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
22046 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
22047 as being live on exit from an interrupt function.
22048 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
22049 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
22050 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
22051 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
22052 (m68k_interrupt_function_p): Globalize.
22053 (m68k_compute_frame_layout): Remove reverse mask code.
22054 (m68k_emit_movem, m68k_set_frame_related): New functions.
22055 (m68k_output_function_prologue): Delete in favor of...
22056 (m68k_expand_prologue): ...this new function.
22057 (m68k_output_function_epilogue): Delete in favor of...
22058 (m68k_expand_epilogue): ...this new function.
22059 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
22061 (print_operand): Handle %?.
22062 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
22063 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
22064 (prologue, epilogue): New patterns.
22065 (return): Turn into a define_expand.
22066 (*return): New pattern, derived from old "return" pattern. Use rte
22067 rather than rts for interrupt functions. Only use rtd if the pop
22069 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
22070 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
22071 (link, *link, unlink, *unlink, load_got): Likewise.
22073 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22077 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
22078 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
22079 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
22080 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
22081 and m68k_matches_u_p.
22082 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
22083 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
22084 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
22085 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
22086 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
22087 (REG_STRICT_P): New macro.
22088 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
22089 PCREL_GENERAL_OPERAND_OK.
22090 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
22091 m68k_legitimate_base_reg_p.
22092 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
22093 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
22094 (PIC_CASE_VECTOR_ADDRESS): Update comment.
22095 * config/m68k/m68k.c (m68k_address): New structure.
22096 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
22097 (m68k_decompose_index, m68k_legitimate_constant_address_p)
22098 (m68k_jump_table_ref_p, m68k_decompose_address)
22099 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
22100 (m68k_matches_u_p): New functions.
22101 (print_operand_address): Rewrite to use m68k_decompose_index.
22103 2007-03-05 David Taylor <dtaylor@emc.com>
22105 * gcc.c: Correct copyright date in --version output.
22107 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22109 * pa.md: In unamed move patterns, disparge copies between general
22110 and floating point registers using '?' modifier. Don't include 'f'
22111 constraint for register preferences in DImode, SImode, HImode and
22112 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
22113 Remove constraints for copies between general and floating registers
22114 in soft-float DFmode pattern.
22115 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
22119 2007-03-05 Mike Stump <mrs@apple.com>
22121 * c-common.c (targetcm): Add.
22122 * c-opts.c (c_common_handle_option): Handle language specific
22124 * opts.c (handle_option): Verify language for target options, if
22126 * opth-gen.awk: Add CL_LANG_ALL.
22127 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
22128 (TARGETCM_INITIALIZER): Add.
22129 * target.h (struct gcc_targetcm): Add.
22131 * targhooks.c (default_handle_c_option): Add.
22132 * targhooks.h (default_handle_c_option): Add.
22133 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
22135 * config/darwin.opt (iframework): Add.
22136 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
22137 * config/darwin-c.c (handle_c_option): Add.
22138 (TARGET_HANDLE_C_OPTION): Add.
22140 * doc/invoke.texi (Darwin Options): Add -iframework.
22142 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22144 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
22147 2007-03-05 Ian Lance Taylor <iant@google.com>
22149 * c.opt (fgnu89-inline): New option.
22150 * c-opts.c (c_common_post_options): Set default value for
22152 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
22153 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
22155 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
22156 (grokdeclarator, start_function): Likewise.
22157 * c-cppbuiltin.c (c_cpp_builtins): Define either
22158 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
22159 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
22160 (C Dialect Options): Document -fgnu89-inline.
22161 * doc/extend.texi (Function Attributes): Explain what the
22162 gnu_inline attribute does.
22163 * doc/cpp.texi (Common Predefined Macros): Document
22164 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
22166 2007-03-05 Ian Lance Taylor <iant@google.com>
22168 PR tree-optimization/31034
22169 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
22170 half-range if the other side is an overflow infinity.
22172 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
22174 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
22175 (bfin*-linux-uclibc*): New configuration.
22176 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
22178 * config/bfin/linux.h: New file.
22179 * config/bfin/libgcc-bfin.ver: New file.
22180 * config/bfin/t-bfin-uclinux: New file.
22181 * config/bfin/t-bfin-linux: New file.
22182 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
22183 (TARGET_OS_CPP_BUILTINS): New macro.
22185 2007-03-05 Richard Guenther <rguenther@suse.de>
22187 * fold-const.c (fold_binary): Remove duplicate folding
22188 of comparison of non-null ADDR_EXPR against null.
22190 2007-03-05 Richard Guenther <rguenther@suse.de>
22191 Dorit Nuzman <dorit@il.ibm.com>
22193 PR tree-optimization/26420
22194 * tree-vectorizer.c (vectorize_loops): Bail out early if there
22195 are no loops in the function. Only print the number of
22196 vectorized loops if it is greater than zero or we are supposed
22197 to print information about unvectorized loops.
22199 2007-03-05 Revital Eres <eres@il.ibm.com>
22201 * gcc.dg/var-expand1.c: New test.
22202 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
22203 when an accumulator is expanded.
22205 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22208 * c-common.c (convert_and_check): Don't give warnings for
22209 conversion if 'expr' already overflowed.
22211 2007-03-04 Roger Sayle <roger@eyesopen.com>
22213 PR middle-end/30744
22214 * fold-const.c (fold_comparison): Enforce type consistency when
22215 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
22217 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
22219 * tree-ssa-address.c (create_mem_ref): Do not put an expression
22220 containing a cast to the base of TARGET_MEM_REF.
22222 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
22224 * tree.c (tree_contains_struct_check_failed): Remove spurious
22225 whitespace from error message.
22227 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
22230 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
22231 instead of precision.
22233 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
22234 Nathan Sidwell <nathan@codesourcery.com>
22236 * emit-rtl.c (find_auto_inc): New.
22237 (try_split): recreate REG_INC notes,
22238 Use regular for loops rather than whiles.
22240 2007-03-03 Andreas Schwab <schwab@suse.de>
22242 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
22243 * configure: Regenerate.
22245 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22247 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
22248 flag_rounding_math, not flag_unsafe_math_optimizations.
22250 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
22252 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
22253 alpha_fold_vector_minmax): Likewise.
22254 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
22255 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
22257 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
22259 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
22260 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
22261 if the lhs has side-effects.
22262 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
22264 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
22266 * config/i386/i386.h (TUNEMASK): Remove define.
22267 (ARCHMASK): Remove define.
22268 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
22269 Use ix86_arch_mask variable instead of ARCHMASK.
22270 * config/i386/i386.c (override_options): Ditto.
22271 (standard_80387_constant_p): Ditto.
22273 2007-03-02 Ian Lance Taylor <iant@google.com>
22275 Used signed infinities in VRP.
22276 * tree-vrp.c (uses_overflow_infinity): New static function.
22277 (supports_overflow_infinity): New static function.
22278 (make_overflow_infinity): New static function.
22279 (negative_overflow_infinity): New static function.
22280 (positive_overflow_infinity): New static function.
22281 (is_negative_overflow_infinity): New static function.
22282 (is_positive_overflow_infinity): New static function.
22283 (is_overflow_infinity): New static function.
22284 (overflow_infinity_range_p): New static function.
22285 (compare_values_warnv): New function split out of compare_values.
22286 (compare_value): Call it.
22287 (set_value_range_to_nonnegative): Add overflow_infinity
22288 parameter. Change caller.
22289 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
22291 (vrp_expr_computes_nonzero): Likewise.
22292 (compare_ranges, compare_range_with_value): Likewise.
22293 (compare_name_with_value, compare_names): Likewise.
22294 (vrp_evaluate_conditional): Likewise.
22295 (set_value_range): Handle infinity
22296 (vrp_operand_equal_p, operand_less_p): Likewise.
22297 (extract_range_from_assert): Likewise.
22298 (vrp_int_const_binop): Likewise.
22299 (extract_range_from_binary_expr): Likewise.
22300 (extract_range_from_unary_expr): Likewise.
22301 (extract_range_from_comparison): Likewise.
22302 (extract_range_from_expr): Likewise.
22303 (dump_value_range): Likewise.
22304 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
22305 (test_for_singularity): Likewise.
22306 (vrp_int_const_binop): Remove inline qualifier.
22307 (adjust_range_with_scev): Add comment.
22308 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
22310 2007-03-02 Diego Novillo <dnovillo@redhat.com>
22312 * tree-ssa-structalias.c (could_have_pointers): Tidy.
22313 (get_constraint_for): Likewise.
22314 (do_structure_copy): Likewise.
22315 (find_func_aliases): Fix references to MODIFY_EXPR.
22316 (intra_create_variable_infos): Tidy.
22317 * tree-ssa-operands.c (add_virtual_operand): Add argument
22319 When adding members of alias sets, if IS_CALL_SITE is true and
22320 the symbol is not call-clobbered, skip it.
22321 Adjust all callers.
22323 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
22325 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
22326 entry by means of emit_insn_at_entry.
22328 2007-03-02 Richard Henderson <rth@redhat.com>
22330 * expr.h (promoted_input_arg): Remove decl.
22331 * function.c (promoted_input_arg): Merge into ...
22332 * combine.c (setup_incoming_promotions): ... only caller.
22333 Rearrange to avoid double loop.
22335 2007-03-02 Ben Elliston <bje@au.ibm.com>
22336 Peter Bergner <bergner@vnet.ibm.com>
22337 Janis Johnson <janis187@us.ibm.com>
22339 * config/rs6000/dfp.md: New file.
22340 * config/rs6000/rs6000.md: Include dfp.md.
22341 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
22342 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
22343 and TDmode decimal float modes in FP registers.
22344 (num_insns_constant): Likewise.
22345 (rs6000_legitimate_offset_address_p): Likewise.
22346 (rs6000_legitimize_address): Likewise.
22347 (rs6000_legitimize_reload_address): Likewise.
22348 (rs6000_legitimate_address): Likewise.
22349 (rs6000_emit_move): Likewise.
22350 (function_arg_boundary): Likewise.
22351 (function_arg_advance): Likewise.
22352 (rs6000_darwin64_record_arg_recurse): Likewise.
22353 (function_arg): Likewise.
22354 (rs6000_gimplify_va_arg): Likewise.
22355 (rs6000_split_multireg_move): Likewise.
22356 (rs6000_output_function_epilogue): Likewise.
22357 (rs6000_output_function_epilogue): Likewise.
22358 (rs6000_register_move_cost): Likewise.
22359 (rs6000_function_value): Likewise.
22360 (rs6000_libcall_value): Likewise.
22362 2007-03-02 Richard Sandiford <richard@codesourcery.com>
22364 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
22366 2007-03-02 Richard Sandiford <richard@codesourcery.com>
22368 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
22369 Use $MULTIDIR to choose between the kernel and RTP headers,
22370 and use $WIND_BASE and $WIND_USR to locate them.
22372 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
22374 * config/i386/i386.c (override_options): Put initialization of
22375 ix86_tune_mask and ix86_arch_mask to the correct place.
22377 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
22378 Michael Meissner <michael.meissner@amd.com>
22381 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
22382 (ARCHMASK): Define.
22383 (TARGET_CMOVE): Use ARCHMASK.
22384 (TARGET_CMPXCHG): Ditto.
22385 (TARGET_CMPXCHG8B): Ditto.
22386 (TARGET_XADD): Ditto.
22387 (TARGET_BSWAP): Ditto.
22388 * config/i386/i386.c (ix86_tune_mask): New global variable.
22389 (ix86_arch_mask): Ditto.
22390 (override_options): Initialize ix86_tune_mask and
22391 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
22394 2007-03-02 Ben Elliston <bje@au.ibm.com>
22397 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
22399 2007-03-02 Joseph Myers <joseph@codesourcery.com>
22401 * target.h (init_dwarf_reg_sizes_extra): New target hook.
22402 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
22403 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
22404 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
22406 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
22407 rs6000_init_dwarf_reg_sizes_extra): New.
22408 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
22409 SPE register high parts.
22411 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
22413 * Makefile.in: Add install-pdf target as
22414 copied from automake v1.10 rules.
22415 * configure.ac: Add install-pdf to target list.
22416 * configure: Regenerate.
22418 2007-03-01 Paul Brook <paul@codesourcery.com>
22420 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
22421 modes to LDRD for DImode.
22422 (output_move_double): Fixup out of range ldrd/strd.
22423 (vfp_secondary_reload_class): Rename...
22424 (coproc_secondary_reload_class): ... to this. Add wb argument.
22425 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
22426 coproc_secondary_reload_class for CLASS_IWMMXT.
22427 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
22428 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
22430 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
22432 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
22433 unroll factor by the estimated number of iterations.
22434 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
22435 than prefetch latency.
22437 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
22438 decode_caches_intel, detect_caches_intel): New functions.
22439 (host_detect_local_cpu): Use detect_caches_amd and
22440 detect_caches_intel.
22442 2007-03-01 Richard Henderson <rth@redhat.com>
22444 * expr.c (emit_move_complex_push): Export.
22445 (emit_move_complex_parts): Split out from ...
22446 (emit_move_complex): ... here.
22447 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
22448 * config/i386/i386.md (movcdi): New.
22450 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
22452 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
22453 size of mode1 to check for tieable modes in MMX case.
22455 2007-03-01 Richard Sandiford <richard@codesourcery.com>
22457 * Makefile.in (rtlanal.o): Depend on tree.h.
22458 * rtl.h (offset_within_section_p, split_const): Declare.
22459 * rtlanal.c: Include tree.h.
22460 (offset_within_block_p): New function, taken from
22461 mips_offset_within_object_p.
22462 (split_const): New function, taken from mips_split_const.
22463 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
22465 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
22466 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
22467 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
22468 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
22469 (m68k_illegitimate_symbolic_constant_p): New function.
22470 * config/m68k/m68k.md (movsi): Remove misleading predicates.
22471 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
22472 symbolic constant that might be outside the symbol's section,
22473 move the symbol first and then add the offset.
22474 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
22476 * config/mips/mips.c (mips_split_const): Delete.
22477 (mips_offset_within_object_p): Delete.
22478 (mips_symbolic_constant_p): Use offset_within_section_p and
22479 split_const instead of mips_offset_within_object_p and
22481 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
22482 (mips_legitimize_const_move, print_operand_reloc)
22483 (mips_dangerous_for_la25_p): Use split_const instead of
22486 2007-02-28 Eric Christopher <echristo@apple.com>
22488 * Makefile.in (install-include-dir): Don't rm -rf include.
22490 2007-02-28 Richard Guenther <rguenther@suse.de>
22492 PR middle-end/30364
22493 * fold-const.c (fold_binary): Do not associate expressions
22494 with more than one variable for integer types that do not wrap.
22496 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
22498 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
22499 Delete, and replace with...
22500 (fold_builtin_call_array): This. Update callers to use it.
22501 * fold-const.c (fold_build_call_list): Delete, and replace with...
22502 (fold_build_call_array): This.
22503 (fold_build_call_list_initializer): Delete, and replace with...
22504 (fold_build_call_array_initializer): This.
22505 * tree.h: Update declarations to reflect above changes.
22507 * c-typeck.c (build_function_call): Store converted arguments
22508 in a stack-allocated array instead of building a list.
22509 (convert_arguments): Store arguments in the array passed in as an
22510 argument, and return the actual number of arguments.
22511 * c-format.c: (check_function_format): Pass arguments in an
22512 array instead of a list.
22513 * c-common.c (check_function_nonnull): Likewise.
22514 (check_function_sentinel): Likewise.
22515 (check_function_arguments): Likewise.
22516 * c-common.h: Update declarations to reflect above changes.
22518 2007-02-28 Jan Hubicka <jh@suse.cz>
22520 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
22521 PRED_NEGATIVE_RETURN): Update outcomes.
22523 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
22525 * calls.c (emit_library_call_value_1): Handle partial registers
22526 correctly when building up CALL_INSN_FUNCTION_USAGE.
22528 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22530 * pa/predicates.md (move_src_operand): Allow zero for mode.
22531 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
22534 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
22537 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
22538 *movv2df_internal): Enable pattern only for valid operand
22540 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
22541 tie only 128bit modes. For MMX registers, tie only 64bit modes.
22543 2007-02-27 Mike Stump <mrs@apple.com>
22545 * config/darwin-crt3.c: Avoid compilation when compiling for a
22548 2007-02-27 Joseph Myers <joseph@codesourcery.com>
22550 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
22552 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
22553 for fixed headers and limits.h.
22554 (install-include-dir, install-headers-tar, install-headers-cpio,
22555 install-headers-cp, real-install-headers-tar,
22556 real-install-headers-cpio, real-install-headers-cp): Handle
22557 include-fixed as well as include.
22558 (install-mkheaders): Don't install files that go only in include
22560 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
22561 from GCC_INCLUDE_DIR.
22562 * gcc.c (process_command): Remove special -BstageN/ handling.
22563 (do_spec_1): Add include-fixed directories.
22565 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22567 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
22569 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
22571 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
22574 2007-02-27 Mark Mitchell <mark@codesourcery.com>
22576 * c-common.c (get_priority): Add check for
22577 SUPPORTS_INIT_PRIORITY.
22579 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22581 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
22583 * config/bfin/bfin.c: Include "cfglayout.h".
22584 (MAX_LSETUP_DISTANCE): New macro.
22585 (struct loop_info): New members incoming, incoming_src and
22586 incoming_dest. Delete member predecessor.
22587 (length_for_loop): New function.
22588 (bfin_optimize_loop): Handle more different loop structures.
22589 (bfin_discover_loop): Rework detection of predecessor blocks by
22590 examining incoming edges.
22591 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
22593 (bfin_reorder_loops): New function.
22594 (bfin_reorg_loops): Use these three new functions.
22596 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
22597 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
22598 (CONSTRAINT_LEN): Add entry for 'q'.
22599 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
22600 Add 'q' constraints.
22601 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
22602 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
22604 * config/bfin/bfin.md (add_with_carry): New pattern.
22605 (s_or_u, su_optab, su_modifier): New code macros/attrs.
22606 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
22607 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
22608 support unsigned multiplies too. Removed incorrect commutativity from
22609 operand 1 constraint where appropriate.
22610 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
22612 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
22613 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
22615 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
22616 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
22617 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
22618 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
22619 usmulhisi_hh_huh): New patterns.
22621 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
22622 lshifthi3): Fix output template to use half reg for operand 2.
22624 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
22627 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
22629 2007-02-27 Andreas Schwab <schwab@suse.de>
22631 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
22633 2007-02-27 Jan Hubicka <jh@suse.cz>
22635 * predict.c (last_basic_block_p): Remove.
22636 (tree_estimate_probability): Update return heuristic for commonized
22639 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
22641 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
22643 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
22645 * doc/include/gcc-common.texi (versionsubtitle): New macro.
22646 * doc/cpp.texi: Standardize title page.
22647 * doc/cppinternals.texi: Likewise.
22648 * doc/gcc.texi: Standardize title page, remove version number
22649 from copyright page.
22650 * doc/gccint.texi: Likewise.
22651 * doc/install.texi: Standardize title page, add table of
22654 2007-02-26 Jan Hubicka <jh@suse.cz>
22656 * predict.def: Set outcomes according to more recent results.
22657 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
22658 Remove dead predictors.
22659 * predict.c (return_prediction): Fix pasto.
22661 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22663 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
22664 change; avoid a memory leak when returning early.
22666 2007-02-26 Mark Mitchell <mark@codesourcery.com>
22668 * c-decl.c (static_ctors): Move to c-common.c.
22669 (static_dtors): Likewise.
22670 (finish_function): Use c_record_cdtor_fn.
22671 (build_cdtor): Move to c-common.c.
22672 (c_write_global_declarations): Use c_build_cdtor_fns.
22673 * c-common.h (static_ctors): Declare.
22674 (static_dtors): Likewise.
22675 (c_record_cdtor_fn): Likewise.
22676 (c_build_cdtor_fns): Likewise.
22677 * c-common.c (static_ctors): New variable.
22678 (static_dtors): Likewise.
22679 (c_record_cdtor_fn): New function.
22680 (build_cdtor): Move from c-decl.c
22681 (c_build_cdtor_fns): New function.
22683 * output.h (assemble_addr_to_section): Declare.
22684 (get_cdtor_priority_section): Likewise.
22685 * varasm.c (assemble_addr_to_section): New function.
22686 (get_cdtor_priority_section): Likewise.
22687 (default_named_section_asm_out_destructor): Use them.
22688 (destor_dtor_section_asm_out_destructor): Likewise.
22689 (default_named_section_asm_out_constructor): Likewise.
22690 (default_ctor_section_asm_out_constructor): Likewise.
22691 * config.gcc (*-*-vxworks*): Include vxworks.o.
22692 * config/t-vxworks (vxworks.o): New target.
22693 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
22694 (TARGET_ASM_CONSTRUCTOR): Define.
22695 (TARGET_ASM_DESTRUCTOR): Likewise.
22696 (vxworks_asm_out_constructor): Declare.
22697 (vxworks_asm_out_destructor): Likewise.
22699 * c-common.c (get_priority): Check that we have not just an
22700 INTEGER_CST, but an integer constant with integeral type.
22702 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
22704 PR tree-optimization/30938
22705 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
22706 use &dt[nargs-1] instead of &dt[nargs] in the call to
22707 vect_is_simple_use().
22709 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
22711 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
22712 from register elimination as PRE_MODIFY / POST_MODIFY increments.
22713 Do not attempt to handle MEM inside auto-inc expressions.
22714 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
22715 of a register modified by an auto-inc expression. However, do handle
22716 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
22717 (elimination_effects): Prohibit elimination of a register modified
22718 by an auto-inc expression. Disable register elimination rules whose
22719 target register is modified by an auto-inc expression with variable
22722 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
22724 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
22726 (array_at_struct_end_p): New function.
22727 (idx_infer_loop_bounds): Use it.
22728 (estimate_numbers_of_iterations_loop): Export.
22729 * predict.c (predict_loops): Use estimated_loop_iterations_int.
22730 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
22731 (tree_estimate_probability): Call record_loop_exits.
22732 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
22733 (estimated_loop_iterations, estimated_loop_iterations_int,
22734 estimated_loop_iterations_tree): New functions.
22735 (analyze_siv_subscript_cst_affine,
22736 compute_overlap_steps_for_affine_1_2,
22737 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
22738 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
22739 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
22740 (PRED_LOOP_ITERATIONS_GUESSED): New.
22741 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
22742 * cfgloop.h (estimate_numbers_of_iterations_loop,
22743 estimated_loop_iterations_int): Declare.
22745 2007-02-25 Mark Mitchell <mark@codesourcery.com>
22747 * doc/extend.texi: Document optional priority argument to
22748 constructors and destructors.
22749 * tree.c (init_priority_for_decl): Adjust GTY markers.
22750 (init_ttree): Use priority-info hash functions for
22751 init_priority_for_decl.
22752 (tree_map_eq): Rename to ...
22753 (tree_map_base_eq): ... this.
22754 (tree_map_marked_p): Rename to ...
22755 (tree_map_base_marked_p): ... this.
22756 (tree_map_base_hash): New function.
22757 (decl_init_priority_lookup): Rework.
22758 (decl_fini_priority_lookup): New function.
22759 (decl_priority_info): New function.
22760 (decl_init_priority_insert): Use it.
22761 (decl_fini_priority_insert): Likewise.
22762 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
22764 (decl_restrict_base_insert): Likewise.
22765 (decl_debug_expr_insert): Likewise.
22766 (decl_value_expr_lookup): Likewise.
22767 (decl_value_expr_insert): Likewise.
22768 * tree.h (priority_type): New type.
22769 (decl_init_priority_lookup): Use priority_type.
22770 (decl_fini_priority_lookup): New function.
22771 (decl_init_priority_insert): Use priority_type.
22772 (decl_fini_priority_insert): New function.
22773 (DECL_HAS_INIT_PRIORITY): Tweak comments.
22774 (DECL_INIT_PRIORITY): Likewise.
22775 (SET_DECL_INIT_PRIORITY): Add comment.
22776 (DECL_FINI_PRIORITY): New macro.
22777 (SET_DECL_FINI_PRIORITY): Likewise.
22778 (DEFAULT_INIT_PRIORITY): Document.
22779 (MAX_INIT_PRIORITY): Likewise.
22780 (MAX_RESERVED_INIT_PRIORITY): Likewise.
22781 (tree_map_base): New type.
22782 (tree_map_base_eq): New function.
22783 (tree_map_base_hash): Likewise.
22784 (tree_map_base_marked_p): Likewise.
22785 (tree_map): Inherit from tree_map_base.
22786 (tree_map_eq): Make it a macro.
22787 (tree_map_marked_p): Likewise.
22788 (tree_int_map): Inherit from tree_map_base.
22789 (tree_int_map_eq): Make it a macro.
22790 (tree_int_map_hash): Likewise.
22791 (tree_int_map_marked_p): Likewise.
22792 (tree_priority_map): New type.
22793 (tree_priority_map_eq): New macro.
22794 (tree_priority_map_hash): Likewise.
22795 (tree_priority_map_marked_p): Likewise.
22796 * varasm.c (emults_decl): Adjust for refactoring of tree_map
22798 (emutls_common_1): Likewise.
22799 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
22800 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
22801 of tree_map hierarchy.
22802 * tree-cfg.c (move_stmt_r): Likewise.
22803 (new_label_mapper): Likewise.
22804 * c-tree.h (c_expand_body): Move to ...
22805 * c-common.h (c_expand_body): ... here.
22806 * c-decl.c (c_expand_body): Move to ...
22807 * c-common.c (c_expand_body): ... here.
22808 (c_common_attribute_table): Allow 1 argument for the constructor
22809 and destructor attributes.
22810 (get_priority): New function.
22811 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
22812 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
22814 2007-02-24 Jan Hubicka <jh@suse.cz>
22816 PR middle-end/30509
22817 * tree-inline.c (copy_bb): Produce exact copy of EH info when
22818 copying for inlining.
22820 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
22821 Jan Hubicka <jh@suse.cz>
22824 * i386.c (counter_mode): New function.
22825 (expand_set_or_movmem_via_loop): Use it.
22826 (expand_movmem_epilogue): Likewise; fix pasto.
22827 (ix86_expand_movmem): Do emit guard even for constant counts.
22828 (ix86_expand_setmem): Likewise.
22830 2007-02-25 Nick Clifton <nickc@redhat.com>
22832 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
22833 (JUMP_TABLES_IN_TEXT_SECTION): Define.
22835 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
22838 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
22839 count argument with 0x10, not with 0x16.
22840 (expand_setmem_epilogue): Ditto.
22842 2007-02-24 Mike Stump <mrs@apple.com>
22844 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
22847 2007-02-24 Richard Guenther <rguenther@suse.de>
22849 PR middle-end/30951
22850 * fold-const.c (fold_binary): Fold x +- CST op x for
22851 EQ_EXPR and NE_EXPR.
22853 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22855 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
22857 2007-02-24 Jan Hubicka <jh@suse.cz>
22859 * cgraphunit.c (decide_is_function_needed): Honor
22860 -fkeep-inline-functions.
22862 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22864 * builtins.c (fold_builtin_modf): New.
22865 (fold_builtin_2): Use it.
22867 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
22869 * loop-iv.c (implies_p): Detect additional cases where A implies B.
22870 (determine_max_iter): Take additional LOOP arg; all callers changed.
22871 Lose broken logic dealing with PLUS. Try to limit the upper bound by
22872 one using simplifications.
22873 (simplify_using_initial_values): Return if the expression becomes
22874 invalid due to altered regs.
22876 2007-02-23 DJ Delorie <dj@redhat.com>
22878 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
22880 2007-02-23 Mike Stump <mrs@apple.com>
22882 * tlink.c (scan_linker_output): Parse linker messages from
22883 darwin9's linker better.
22885 2007-02-23 Steve Ellcey <sje@cup.hp.com>
22888 * varpool.c (varpool_assemble_pending_decls): Set
22889 varpool_last_needed_node to null.
22891 2007-02-23 DJ Delorie <dj@redhat.com>
22893 * config/i386/i386.c (ix86_data_alignment): Don't specify an
22894 alignment bigger than the object file can handle.
22896 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
22899 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
22900 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
22901 (*movsf_1): Penalize MMX moves.
22903 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
22905 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
22906 2^32-1 or more times unless flag_unsafe_loop_optimizations.
22908 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
22910 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22912 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
22913 (fold_builtin_1): Use them.
22914 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
22915 BUILT_IN_SIGNIFICAND.
22917 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
22919 * config/i386/i386.c (bdesc_1arg): Initialize
22920 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
22921 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
22922 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
22923 and IX86_BUILTIN_MOVSLDUP.
22925 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
22927 PR rtl-optimization/30841
22928 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
22930 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22932 * builtins.c (fold_builtin_frexp): New.
22933 (fold_builtin_2): Use it.
22935 2007-02-22 Mark Mitchell <mark@codesourcery.com>
22937 * doc/invoke.texi (Spec Files): Document getenv spec function.
22939 * gcc.c (getenv_spec_function): New function.
22940 (static_spec_functions): Add it.
22941 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
22942 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
22945 2007-02-22 Michael Matz <matz@suse.de
22948 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
22949 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
22951 2007-02-22 Ian Lance Taylor <iant@google.com>
22954 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
22955 (mem_loc_descriptor): Call it.
22957 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
22958 Ira Rosen <irar@il.ibm.com>
22960 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
22962 2007-02-22 Ira Rosen <irar@il.ibm.com>
22964 PR tree-optimization/30843
22965 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
22966 stores only after all the group is vectorized.
22968 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
22970 PR tree-optimization/30858
22971 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
22972 in the reduction cycle have a single use in the loop.
22973 * tree-vectorizer.h (relevant): Add documentation.
22975 2007-02-20 Mike Stump <mrs@apple.com>
22977 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
22978 * configure: Regenerate.
22980 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22982 Change the defaults of some parameters and options.
22983 * config/spu/spu-protos.h (spu_optimization_options): Declare.
22984 * config/spu/spu.c (spu_optimization_options): Add.
22985 (spu_override_options): Change params in spu_optimization_options.
22986 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
22988 Register 127 is only 16 byte aligned when used as a frame pointer.
22989 * config/spu/spu-protos.h (spu_init_expanders): Declare.
22990 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
22991 HARD_FRAME_POINTER_REGNUM.
22992 (spu_legitimate_address): Use regno_aligned_for_reload.
22993 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
22994 aligned when frame_pointer_needed is true.
22995 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
22997 * config/spu/spu.h (INIT_EXPANDERS): Define.
22999 Make sure shift and rotate instructions have valid immediate operands.
23000 * config/spu/predicates.md (spu_shift_operand): Remove.
23001 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
23002 * config/spu/constraints.md (W, O): Extend range.
23003 * config/spu/spu.md (umask, nmask): Define.
23004 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
23005 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
23006 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
23007 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
23008 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
23009 (lshr<mode>3_reg): Fix rtl description.
23011 Make sure mulhisi immediate operands are valid.
23012 * config/spu/predicates.md (imm_K_operand): Add.
23013 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
23015 Generate constants using fsmbi and andi.
23016 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
23017 (print_operand, spu_split_immediate, classify_immediate,
23018 fsmbi_const_p): Handle IC_FSMBI2.
23020 Correctly handle a CONST_VECTOR containing symbols.
23021 * config/spu/spu.c (print_operand): Handle HIGH correctly.
23022 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
23023 (immediate_load_p): Allow symbols that use 2 instructions to create.
23024 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
23025 with symbols when flag_pic is set.
23026 (const_vector_immediate_p): New.
23027 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
23028 accept a CONST_VECTOR with symbols.
23029 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
23030 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
23032 * config/spu/spu.md (high, low): Delete.
23033 (low_<mode>): Define.
23035 Remove INTRmode and INTR_REGNUM, which didn't work.
23036 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
23038 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
23039 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
23040 peephole2 pattern): Don't use INTR or 131.
23041 (movintrcc): Delete.
23042 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
23043 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
23044 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
23045 (UNSPEC_SET_INTR): Add.
23046 * config/spu/spu-modes.def (INTR): Remove.
23048 More accurate warnings about run-time relocations.
23049 * config/spu/spu.c (reloc_diagnostic): Test in_section.
23051 Correctly warn about immediate arguments to specific intrinsics.
23052 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
23053 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
23054 the instruction predicate.
23056 Fix tree check errors with latest update.
23057 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
23059 (spu_expand_builtin): Use CALL_EXPR_FN.
23061 Add missing specific intrinsics.
23062 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
23064 * config/spu/spu_internals.h: Ditto.
23066 Fix incorrect operand modifiers.
23067 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
23068 * config/spu/spu.md (xor<mode>3): Change %S to %J.
23070 Optimize one case of zero_extend of a vec_select.
23071 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
23073 Accept any immediate for hbr.
23074 * config/spu/spu.md (hbr): Change s constraints to i.
23076 2007-02-21 Paul Brook <paul@codesourcery.com>
23078 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
23079 condexec_count when skipping USE and CLOBBER.
23081 2007-02-21 Nick Clifton <nickc@redhat.com>
23083 * common.opt (Warray-bounds): Add Warning attribute.
23084 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
23086 (fsized-zeroes): Add Optimization attribute.
23087 (fsplit-wide-types, ftree-scev-cprop): Likewise.
23088 * c.opt (Wc++0x-compat): Add Warning attribute.
23090 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
23092 PR middle-end/30761
23093 * reload1.c (eliminate_regs_in_insn): In the single_set special
23094 case, attempt to re-recognize the insn before falling back to
23095 having reload fix it up.
23097 2007-02-20 Eric Christopher <echristo@gmail.com>
23099 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
23100 Rewrite accordingly.
23101 (frv_read_iacc_argument): Ditto.
23102 (frv_expand_set_builtin): Take a call instead of arglist, update for
23104 (frv_expand_unop_builtin): Ditto.
23105 (frv_expand_binop_builtin): Ditto.
23106 (frv_expand_cut_builtin): Ditto.
23107 (frv_expand_binopimm_builtin): Ditto.
23108 (frv_expand_voidbinop_builtin): Ditto.
23109 (frv_expand_int_void2arg): Ditto.
23110 (frv_expand_prefetches): Ditto.
23111 (frv_expand_voidtriop_builtin): Ditto.
23112 (frv_expand_voidaccop_builtin): Ditto.
23113 (frv_expand_load_builtin): Ditto.
23114 (frv_expand_store_builtin): Ditto.
23115 (frv_expand_mdpackh_builtin): Ditto.
23116 (frv_expand_mclracc_builtin): Ditto.
23117 (frv_expand_mrdacc_builtin): Ditto.
23118 (frv_expand_mwtacc_builtin): Ditto.
23119 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
23122 2007-02-20 Janis Johnson <janis187@us.ibm.com>
23124 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
23125 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
23127 (HAVE_GAS_DFP): Check for assembler support of decimal floating
23128 point instructions.
23129 * configure: Regenerate.
23130 * config.in: Regenerate.
23131 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
23132 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
23133 masks to power6 and power6x and to POWERPC_MASKS.
23134 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23136 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
23137 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
23138 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
23139 Access PROTOTYPE as variable, not mask.
23141 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
23143 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
23144 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
23145 * combine.c (adjust_for_new_dest): Use it.
23146 * postreload.c (reload_combine): Likewise.
23148 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
23150 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
23151 notes on an insn with multiple sets, even if single_set returns
23152 non-NULL for that insn.
23154 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23156 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
23157 scalbn and scalbln.
23159 2007-02-20 Geoffrey Keating <geoffk@apple.com>
23161 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
23162 if user didn't pass it.
23163 * config/i386/darwin.h (CC1_SPEC): Likewise.
23164 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
23165 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
23166 -mmacosx-version-min.
23168 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23169 Uros Bizjak <ubizjak@gmail.com>
23171 * optabs.h (enum optab_index): Add new OTI_scalb.
23172 (scalb_optab): Define corresponding macro.
23173 * optabs.c (init_optabs): Initialize scalb_optab.
23174 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
23176 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
23177 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
23178 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
23179 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
23180 flag_unsafe_math_optimizations is set.
23182 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
23183 to implement scalbf, scalb and scalbl built-ins as inline x87
23186 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23187 DJ Delorie <dj@redhat.com>
23190 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
23191 (diagnostic_report_diagnostic): ... here, and turn them into real
23192 errors. If warnings are inhibited, no need to do anything.
23194 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
23196 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
23197 better code generation.
23199 2007-02-20 Ben Elliston <bje@au.ibm.com>
23201 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
23203 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
23205 * config/alpha/alpha.c, config/alpha/alpha.md,
23206 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
23207 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
23208 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
23209 config/arm/lib1funcs.asm: Follow spelling conventions.
23211 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
23212 config/fr30/fr30.md, config/i386/i386.h,
23213 config/iq2000/iq2000.h, config/iq2000/predicates.md,
23214 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
23215 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
23216 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
23217 config/rs6000/altivec.md, config/rs6000/rs6000.c,
23218 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
23219 config/sparc/sparc.c, config/sparc/sparc.h,
23220 config/sparc/sparc.md, config/spu/constraints.md,
23221 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
23224 2007-02-20 Alan Modra <amodra@bigpond.net.au>
23227 * varasm.c (use_blocks_for_decl_p): Return false for decls with
23230 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
23232 * doc/invoke.texi (-ftree-lrs): Remove.
23234 2007-02-19 Diego Novillo <dnovillo@redhat.com>
23236 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
23239 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
23241 * config/ia64/ia64.c (ia64_expand_builtin): Use the
23242 new CALL_EXPR_FN macro for retrieving the function
23243 declaration of the input expression.
23245 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23247 * c.opt (Waddress): New.
23248 * common.opt (Walways-true): Delete.
23249 (Wstring-literal-comparison): Delete.
23250 * doc/invoke.texi (Warning Options): Delete -Walways-true and
23251 -Wstring-literal-comparison. Add -Waddress.
23253 (Walways-true): Delete.
23254 (Wstring-literal-comparison): Delete.
23255 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
23256 consistently instead of -Walways-true in example.
23257 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
23258 * c-typeck.c (parser_build_binary_op): Replace
23259 -Wstring-literal-comparison and -Walways-true with -Waddress.
23260 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
23263 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
23265 * tree-cfg.c (dump_function_to_file): Be prepared for functions
23266 without DECL_STRUCT_FUNCTION initialized.
23268 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
23270 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
23271 due to calls to functions taking pointers as parameters.
23273 2007-02-19 Richard Henderson <rth@redhat.com>
23276 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
23279 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
23281 * config/s390/s390.c (s390_call_saved_register_used,
23282 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
23283 accessed to the new scheme.
23285 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
23287 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
23288 (cris_print_index, cris_print_operand, cris_print_operand_address)
23289 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
23290 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
23291 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
23292 GET_CODE () == xxx.
23293 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
23294 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
23295 GO_IF_LEGITIMATE_ADDRESS): Ditto.
23296 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
23297 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
23298 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
23299 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
23300 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
23301 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
23302 (uminsi3, call, call_value): Ditto.
23303 (define_split: indir_to_reg_split, unnamed): Ditto.
23305 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
23307 PR tree-optimization/30975
23308 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
23311 2007-02-18 Eric Christopher <echristo@gmail.com>
23313 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
23314 Remove use of arglist.
23315 (mips_expand_builtin): Remove use of arglist, pass in expr.
23316 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
23317 (mips_expand_builtin_movtf): Ditto.
23318 (mips_expand_builtin_compare): Ditto.
23320 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
23322 * tree-sra.c (sra_build_assignment): Replace assertion
23323 checking with a comment explaining why it can't be done.
23325 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
23327 PR middle-end/30833
23328 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
23329 during CALL_EXPR representation conversion.
23330 * tree-ssa-propagate.c (set_rhs): Likewise.
23332 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
23334 * tree-sra.c (sra_build_assignment): Disable assertion checking
23337 2007-02-18 Roger Sayle <roger@eyesopen.com>
23339 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
23340 instead of calling build2 with a GIMPLE_MODIFY_STMT.
23341 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
23343 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
23344 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
23345 gimplify_init_ctor_eval_range, gimple_push_cleanup,
23346 gimplify_omp_for, gimplify_omp_atomic_pipeline,
23347 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
23348 force_gimple_operand): Likewise.
23349 * ipa-cp.c (constant_val_insert): Likewise.
23350 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
23351 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
23352 perfect_nestify): Likewise.
23353 * langhooks.c (lhd_omp_assignment): Likewise.
23354 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
23355 lower_copyprivate_clauses, lower_send_clauses,
23356 lower_send_shared_vars, expand_parallel_call,
23357 expand_omp_for_generic, expand_omp_for_static_nochunk,
23358 expand_omp_for_static_chunk, expand_omp_sections,
23359 lower_omp_single_copy, lower_omp_for_lastprivate,
23360 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
23361 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
23362 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
23365 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
23367 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
23368 config/sh/sh.md: Follow spelling conventions.
23370 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
23371 config/frv/predicates.md: Follow spelling conventions.
23373 * config/m68k/linux-unwind.h: Fix a comment typo.
23374 * target.h: Follow spelling conventions.
23376 2007-02-18 Roger Sayle <roger@eyesopen.com>
23378 PR rtl-optimization/28173
23379 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
23380 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
23381 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
23382 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
23383 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
23385 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23387 * builtins.c (fold_builtin_load_exponent): New.
23388 (fold_builtin_2): Use it.
23390 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
23392 PR rtl-optimization/30773
23393 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
23394 if we fail to attach a REG_EQUIV note.
23396 2007-02-18 David Edelsohn <edelsohn@gnu.org>
23397 Roger Sayle <roger@eyesopen.com>
23399 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
23401 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
23403 * calls.c (initialize_argument_information): Pass original EXP
23404 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
23405 code to split complex arguments here, as part of initializing the
23407 (expand_call): Remove code that builds a list of arguments and
23408 inserts implicit arguments into it. Instead, just count how many
23409 implicit arguments there will be so we can determine the size of
23410 the ARGS array, and let initialize_argument_information do the work.
23411 (split_complex_values): Delete unused function.
23413 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
23415 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
23417 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
23419 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
23420 for arg pointer based indexed addressing.
23422 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
23424 * config/ia64/ia64.h, config/ia64/ia64.md,
23425 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
23426 spelling conventions.
23428 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
23430 * config/m68k/m68k.c (split_di): New.
23431 * config/m68k/m68k-protos.h: Declare split_di.
23432 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
23433 Improve predicate handling and split constant shifts.
23435 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
23437 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
23438 parameter for register bitfield operations, general predicates
23441 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
23443 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
23444 * config/m68k/linux-unwind.h: New file.
23446 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
23448 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
23449 config/i386/athlon.md, config/ia64/ia64.md,
23450 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
23451 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
23452 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
23453 tree-ssa-loop-niter.c, tree-vect-analyze.c,
23454 tree-vect-transform.c: Fix comment typos.
23456 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
23458 * sched-deps.c (find_insn_list): Remove.
23459 * sched-int.h: Remove the prototype for find_insn_list.
23461 2007-02-16 Geoffrey Keating <geoffk@apple.com>
23463 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
23465 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
23466 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
23467 darwin_rs6000_override_options.
23468 (C_COMMON_OVERRIDE_OPTIONS): Expect
23469 darwin_macosx_version_min to be non-NULL always.
23470 (TARGET_C99_FUNCTIONS): Likewise.
23471 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
23472 (DARWIN_MINVERSION_SPEC): New.
23473 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
23474 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
23476 (DARWIN_MINVERSION_SPEC): New.
23477 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
23479 * config/darwin-c.c (darwin_cpp_builtins): Expect
23480 darwin_macosx_version_min to be non-NULL always.
23482 * config/rs6000/rs6000.c: Clean up trailing whitespace.
23484 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
23486 * config/i386/i386.h (x86_use_xchgb): New.
23487 (TARGET_USE_XCHGB): New macro.
23488 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
23489 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
23490 Split after reload into bswaphi for shifts of 8.
23491 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
23492 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
23493 or when optimizing for size.
23495 2007-02-16 Richard Guenther <rguenther@suse.de>
23496 Christian Bruel <christian.bruel@st.com>
23498 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
23499 DECLs but prefer SSA_NAMEs over DECLs.
23501 2007-02-16 Richard Guenther <rguenther@suse.de>
23503 * tree-flow-inline.h (single_imm_use_p): Remove.
23504 (zero_imm_uses_p): Likewise.
23505 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
23506 instead of single_imm_use_p.
23507 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
23510 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23513 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
23514 nested double- and backquotes.
23516 2007-02-15 Roger Sayle <roger@eyesopen.com>
23518 PR middle-end/30391
23519 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
23520 should be unreachable.
23521 (build2_stat): Allow construction of MODIFY_EXPR at any time.
23522 For the time being redirect GIMPLE_MODIFY_STMT to the new
23523 (renamed) build_gimple_modify_stmt_stat.
23524 (build2_gimple_stat): Rename to...
23525 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
23526 Always build a GIMPLE_MODIFY_STMT node.
23527 * tree.h (build2_gimple, build2_gimple_stat): Delete.
23528 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
23531 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
23532 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
23533 * tree-complex.c (set_component_ssa_name, expand_complex_move,
23534 expand_complex_div_wide): Likewise.
23535 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
23536 * tree-ssa-loop-im.c (schedule_sm): Likewise.
23537 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
23538 * tree-ssa-loop-manip.c (create_iv): Likewise.
23539 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
23540 abs_replacement): Likewise.
23541 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
23542 realify_fake_stores): Likewise.
23544 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
23545 node rather than a GIMPLE_MODIFY_STMT node.
23546 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
23547 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
23549 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
23550 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
23551 GIMPLE_MODIFY_STMT.
23553 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
23555 PR middle-end/30433
23556 * fold-const.c (fold_comparison): Add back the
23557 folding of constant complex comparisions.
23559 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
23561 PR middle-end/30729
23562 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
23563 effects unknown to this function, return early.
23565 2007-02-15 Ian Lance Taylor <iant@google.com>
23567 * lower-subreg.c (move_eh_region_note): New static function.
23568 (resolve_simple_move): Call it.
23569 (decompose_multiword_subregs): Track blocks for which we resolve a
23570 simple move which is also a control flow insn. Pass them to
23571 find_many_sub_basic_blocks.
23572 (pass_lower_subreg): Add TODO_verify_flow.
23573 (pass_lower_subreg2): Likewise.
23575 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23576 Brooks Moses <brooks.moses@codesourcery.com>
23577 Lee Millward <lee.millward@codesourcery.com>
23579 * tree.h (enum tree_code_class): Add tcc_vl_exp.
23580 (VL_EXP_CLASS_P): New.
23581 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
23583 (TREE_OPERAND_CHECK_CODE): Likewise.
23584 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
23585 (TREE_RTL_OPERAND_CHECK): Likewise.
23586 (tree_operand_check_failed): Make second parameter the whole tree
23587 instead of its code. Fixed callers.
23588 (VL_EXP_CHECK): New.
23589 (TREE_OPERAND_LENGTH): New.
23590 (VL_EXP_OPERAND_LENGTH): New.
23591 (CALL_EXPR_FN): New.
23592 (CALL_EXPR_STATIC_CHAIN): New.
23593 (CALL_EXPR_ARGS): New.
23594 (CALL_EXPR_ARG): New.
23595 (call_expr_nargs): New.
23596 (CALL_EXPR_ARGP): New.
23597 (build_nt_call_list): Declare.
23598 (build_vl_exp_stat): Declare.
23599 (build_vl_exp): New.
23600 (build_call_list): Declare.
23601 (build_call_nary): Declare.
23602 (build_call_valist): Declare.
23603 (build_call_array): Declare.
23604 (call_expr_arg): Declare.
23605 (call_expr_argp): Declare.
23606 (call_expr_arglist): Declare.
23607 (fold_build_call_list): Declare.
23608 (fold_build_call_list_initializer): Declare.
23609 (fold_call_expr): Declare to replace fold_builtin.
23610 (fold_builtin_fputs): Update to agree with modified definition.
23611 (fold_builtin_strcpy): Likewise.
23612 (fold_builtin_strncpy): Likewise.
23613 (fold_builtin_memory_chk): Likewise.
23614 (fold_builtin_stxcpy_chk): Likewise.
23615 (fold_builtin_strncpy_chk): Likewise.
23616 (fold_builtin_next_arg): Likewise.
23617 (fold_build_call_expr): Declare.
23618 (fold_builtin_call_list): Declare.
23619 (fold_builtin_call_valist): Declare.
23620 (build_call_expr): Declare.
23621 (validate_arglist): Update to agree with modified definition.
23622 (tree_operand_length): New.
23623 (call_expr_arg_iterator): New.
23624 (init_call_expr_arg_iterator): New.
23625 (next_call_expr_arg): New.
23626 (first_call_expr_arg): New.
23627 (more_call_expr_args_p): New.
23628 (FOR_EACH_CALL_EXPR_ARG): New.
23630 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
23631 and tcc_gimple_stmt.
23632 (tree_code_size): Update documentation. Use sizeof (tree) rather
23633 than sizeof (char *).
23634 (tree_size): Likewise. Add case for tcc_vl_exp.
23635 (tree_node_structure): Add case for tcc_vl_exp.
23636 (contains_placeholder_p): Likewise.
23637 (substitute_in_expr): Likewise.
23638 (substitute_placeholder_in_expr): Likewise.
23639 (stabilize_reference_1): Likewise.
23640 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
23641 to diagnose breakage of this interface for constructing CALL_EXPRs.
23642 (build_nt): Add similar assertion here.
23643 (build_nt_call_list): New.
23644 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
23645 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
23647 (get_callee_fndecl): Use new CALL_EXPR accessors.
23648 (tree_operand_check_failed): Change parameters to pass entire node
23649 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
23650 (process_call_operands): New.
23651 (build_vl_exp_stat): New.
23652 (build_call_list): New.
23653 (build_call_nary): New.
23654 (build_call_valist): New.
23655 (build_call_array): New.
23656 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23657 (call_expr_arglist): New.
23659 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
23660 tcc_vl_exp instead of a fixed-size tcc_expression.
23662 * doc/c-tree.texi (CALL_EXPR): Document new representation and
23663 accessors for CALL_EXPRs.
23664 (AGGR_INIT_EXPR): Likewise.
23666 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23667 Brooks Moses <brooks.moses@codesourcery.com>
23668 Lee Millward <lee.millward@codesourcery.com>
23670 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
23671 (expand_builtin_nonlocal_goto): Change parameter to be entire
23672 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
23673 (expand_builtin_prefetch): Likewise.
23674 (expand_builtin_classify_type): Likewise.
23675 (mathfn_built_in): Return NULL_TREE instead of 0.
23676 (expand_errno_check): Use new CALL_EXPR accessors.
23677 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
23678 Return NULL_RTX instead of 0.
23679 (expand_builtin_mathfn_2): Likewise.
23680 (expand_builtin_mathfn_3): Likewise.
23681 (expand_builtin_interclass_mathfn): Likewise.
23682 (expand_builtin_sincos): Likewise.
23683 (expand_builtin_cexpi): Likewise.
23684 (expand_builtin_int_roundingfn): Likewise.
23685 (expand_builtin_int_roundingfn_2): Likewise.
23686 (expand_builtin_pow): Likewise.
23687 (expand_builtin_powi): Likewise.
23688 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
23689 of arglist, fixing callers appropriately. Use new CALL_EXPR
23690 accessors and constructors. Return NULL_RTX instead of 0.
23691 (expand_builtin_strstr): Likewise.
23692 (expand_builtin_strchr): Likewise.
23693 (expand_builtin_strrchr): Likewise.
23694 (expand_builtin_strpbrk): Likewise.
23695 (expand_builtin_memcpy): Likewise.
23696 (expand_builtin_mempcpy): Likewise.
23697 (expand_builtin_mempcpy_args): New.
23698 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
23699 (expand_builtin_memmove_args): New.
23700 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
23701 (expand_movstr): Likewise.
23702 (expand_builtin_strcpy): Likewise.
23703 (expand_builtin_strcpy_args): New.
23704 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
23705 (expand_builtin_strncpy): Likewise.
23706 (expand_builtin_memset): Likewise.
23707 (expand_builtin_memset_args): New.
23708 (expand_builtin_bzero): Similarly to expand_builtin_memset.
23709 (expand_builtin_memcmp): Likewise.
23710 (expand_builtin_strcmp): Likewise.
23711 (expand_builtin_strncmp): Likewise.
23712 (expand_builtin_strcat): Likewise.
23713 (expand_builtin_strncat): Likewise.
23714 (expand_builtin_strspn): Likewise.
23715 (expand_builtin_strcspn): Likewise.
23716 (expand_builtin_args_info): Likewise.
23717 (expand_builtin_va_start): Likewise.
23718 (gimplify_va_arg_expr): Likewise.
23719 (expand_builtin_va_end): Likewise.
23720 (expand_builtin_va_copy): Likewise.
23721 (expand_builtin_frame_address): Likewise.
23722 (expand_builtin_alloca): Likewise.
23723 (expand_builtin_bswap): Likewise.
23724 (expand_builtin_unop): Likewise.
23725 (expand_builtin_fputs): Likewise.
23726 (expand_builtin_expect): Likewise.
23727 (expand_builtin_fabs): Likewise.
23728 (expand_builtin_copysign): Likewise.
23729 (expand_builtin_printf): Likewise.
23730 (expand_builtin_fprintf): Likewise.
23731 (expand_builtin_sprintf): Likewise.
23732 (expand_builtin_init_trampoline): Likewise.
23733 (expand_builtin_signbit): Likewise.
23734 (expand_builtin_fork_or_exec): Likewise.
23735 (expand_builtin_sync_operation): Likewise.
23736 (expand_builtin_compare_and_swap): Likewise.
23737 (expand_builtin_lock_test_and_set): Likewise.
23738 (expand_builtin_lock_release): Likewise.
23739 (expand_builtin): Likewise.
23740 (builtin_mathfn_code): Likewise.
23742 (fold_builtin_constant_p): Pass call arguments individually instead
23743 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23744 accessors and constructors. Return NULL_TREE instead of 0.
23745 (fold_builtin_expect): Likewise.
23746 (fold_builtin_classify_type): Likewise.
23747 (fold_builtin_strlen): Likewise.
23748 (fold_builtin_nan): Likewise.
23749 (integer_valued_real_p): Likewise.
23750 (fold_trunc_transparent_mathfn): Likewise.
23751 (fold_fixed_mathfn): Likewise.
23752 (fold_builtin_cabs): Likewise.
23753 (fold_builtin_sqrt): Likewise.
23754 (fold_builtin_cbrt): Likewise.
23755 (fold_builtin_cos): Likewise.
23756 (fold_builtin_cosh): Likewise.
23757 (fold_builtin_tan): Likewise.
23758 (fold_builtin_sincos): Likewise.
23759 (fold_builtin_cexp): Likewise.
23760 (fold_builtin_trunc): Likewise.
23761 (fold_builtin_floor): Likewise.
23762 (fold_builtin_ceil): Likewise.
23763 (fold_builtin_round): Likewise.
23764 (fold_builtin_int_roundingfn): Likewise.
23765 (fold_builtin_bitop): Likewise.
23766 (fold_builtin_bswap): Likewise.
23767 (fold_builtin_logarithm): Likewise.
23768 (fold_builtin_hypot): Likewise.
23769 (fold_builtin_pow): Likewise.
23770 (fold_builtin_powi): Likewise.
23771 (fold_builtin_exponent): Likewise.
23772 (fold_builtin_memset): Likewise.
23773 (fold_builtin_bzero): Likewise.
23774 (fold_builtin_memory_op): Likewise.
23775 (fold_builtin_bcopy): Deleted; call site changed to invoke
23776 fold_builtin_memory_op directly.
23777 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
23778 (fold_builtin_strncpy): Likewise.
23779 (fold_builtin_memcmp): Likewise.
23780 (fold_builtin_strcmp): Likewise.
23781 (fold_builtin_strncmp): Likewise.
23782 (fold_builtin_signbit): Likewise.
23783 (fold_builtin_copysign): Likewise.
23784 (fold_builtin_isascii): Likewise.
23785 (fold_builtin_toascii): Likewise.
23786 (fold_builtin_isdigit): Likewise.
23787 (fold_builtin_fabs): Likewise.
23788 (fold_builtin_abs): Likewise.
23789 (fold_builtin_fmin_fmax): Likewise.
23790 (fold_builtin_carg): Likewise.
23791 (fold_builtin_classify): Likewise.
23792 (fold_builtin_unordered_cmp): Likewise.
23794 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
23795 New functions split out from fold_builtin_1.
23796 (fold_builtin_n): New.
23797 (fold_builtin_varargs): New.
23798 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
23800 (fold_call_expr): New.
23801 (build_function_call_expr): Rewrite to use new helper function.
23802 (fold_builtin_call_list): New.
23803 (build_call_expr): New.
23804 (fold_builtin_call_valist): New.
23805 (rewrite_call_expr): New.
23806 (validate_arg): New.
23807 (validate_arglist): Change parameter to be entire CALL_EXPR instead
23808 of an arglist. Change return type to bool. Use new CALL_EXPR
23811 (fold_builtin_strstr): Pass call arguments individually instead
23812 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23813 accessors and constructors. Return NULL_TREE instead of 0.
23814 (fold_builtin_strchr): Likewise.
23815 (fold_builtin_strrchr): Likewise.
23816 (fold_builtin_strpbrk): Likewise.
23817 (fold_builtin_strcat): Likewise.
23818 (fold_builtin_strncat): Likewise.
23819 (fold_builtin_strspn): Likewise.
23820 (fold_builtin_strcspn): Likewise.
23821 (fold_builtin_fputs): Likewise.
23822 (fold_builtin_next_arg): Likewise.
23823 (fold_builtin_sprintf): Likewise.
23825 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
23826 NULL_RTX instead of 0.
23827 (expand_builtin_memory_chk): Likewise.
23828 (maybe_emit_chk_warning): Likewise.
23829 (maybe_emit_sprintf_chk_warning): Likewise.
23831 (fold_builtin_object_size): Pass call arguments individually instead
23832 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23833 accessors and constructors. Return NULL_TREE instead of 0.
23834 (fold_builtin_memory_chk): Likewise.
23835 (fold_builtin_stxcpy_chk): Likewise.
23836 (fold_builtin_strncpy_chk): Likewise.
23837 (fold_builtin_strcat_chk): Likewise.
23838 (fold_builtin_strcat_chk): Likewise.
23839 (fold_builtin_strncat_chk): Likewise.
23840 (fold_builtin_sprintf_chk): Likewise.
23841 (fold_builtin_snprintf_chk): Likewise.
23842 (fold_builtin_printf): Likewise.
23843 (fold_builtin_vprintf): Likewise.
23845 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
23847 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
23848 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23849 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
23850 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
23851 (fold_unary): Likewise.
23852 (fold_binary): Likewise.
23853 (fold_ternary): Remove CALL_EXPR case, since they are no longer
23854 ternary expressions.
23855 (fold): Add logic for tcc_vl_exp.
23856 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
23857 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23858 (fold_build3_stat): Add assertion to flag broken interface for
23859 constructing CALL_EXPRs.
23860 (fold_build_call_list): New.
23861 (fold_build_call_list_initializer): New.
23862 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
23864 (fold_strip_sign_ops): Likewise.
23866 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23867 Brooks Moses <brooks.moses@codesourcery.com>
23868 Lee Millward <lee.millward@codesourcery.com>
23870 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
23871 accessors and dump arguments explicitly.
23873 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
23875 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
23877 (print_call_name): Use new CALL_EXPR accessors.
23879 * print-tree.c (print_node): Add case tcc_vl_exp. Print
23880 CALL_EXPR arguments explicitly instead of as a list. Use
23881 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23883 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
23884 (vrp_visit_stmt): Likewise.
23886 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
23887 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
23889 (force_move_till_expr): Likewise.
23891 * targhooks.c (default_external_stack_protect_fail): Use
23892 build_call_expr instead of build_function_call_expr.
23893 (default_hidden_stack_protect_fail): Likewise.
23895 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
23898 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
23899 and walk arguments explicitly.
23901 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
23902 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23903 (expand_simple_operations): Likewise.
23904 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
23906 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
23907 of TREE_CODE_LENGTH.
23908 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
23910 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
23911 instead of TREE_CODE_LENGTH.
23913 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
23914 (tree_ic_transform): Likewise.
23915 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
23916 parameter instead of arglist. Fix callers.
23917 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
23918 (tree_stringops_transform): Likewise.
23919 (tree_indirect_call_to_profile): Likewise.
23920 (tree_stringops_values_to_profile): Likewise.
23922 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
23923 (eliminate_tail_call): Likewise.
23925 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
23927 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23928 Use TREE_OPERAND_LENGTH and generalize to handle any number of
23930 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
23932 * omp-low.c (build_omp_barrier): Use build_call_expr.
23933 (lower_rec_input_clauses): Likewise.
23934 (lower_reduction_clauses): Likewise.
23935 (expand_parallel_call): Likewise.
23936 (maybe_catch_exception): Likewise.
23937 (expand_omp_for_generic): Likewise.
23938 (expand_omp_for_static_nochunk): Likewise.
23939 (expand_omp_sections): Likewise.
23940 (lower_omp_single_simple): Likewise.
23941 (lower_omp_single_copy): Likewise.
23942 (lower_omp_master): Likewise.
23943 (lower_omp_ordered): Likewise.
23944 (lower_omp_critical): Likewise.
23946 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
23947 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
23949 * tree-gimple.c (is_gimple_call_addr): Fix doc.
23950 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
23951 TREE_CODE_LENGTH. Add tcc_vl_exp case.
23953 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
23954 and generalize to handle any number of operands.
23955 (chrec_contains_undetermined): Likewise.
23956 (tree_contains_chrecs): Likewise.
23957 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
23959 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
23961 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
23962 fold_call_expr instead of fold_builtin.
23963 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
23964 match declarations there.
23965 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
23968 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
23969 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23971 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
23972 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
23974 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
23977 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
23978 (execute_cse_sincos): Use new CALL_EXPR accessors.
23980 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
23982 * gimple-low.c (lower_function_body): Use build_call_expr.
23983 (lower_builtin_setjmp): Likewise.
23985 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
23986 (set_storage_via_libcall): Likewise.
23987 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
23988 instead of TREE_CODE_LENGTH.
23989 (expand_expr_real_1): Use new CALL_EXPR accessors.
23991 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
23992 generalize to handle any number of operands.
23993 (TB_parent_eq): Likewise.
23995 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
23996 (strip_builtin_expect): Likewise.
23998 * function.c (gimplify_parameters): Use build_call_expr.
24000 * tree-vectorizer.c (vect_is_simple_reduction): Use
24001 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24003 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
24004 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
24006 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
24009 * gimplify.c (build_stack_save_restore): Use build_call_expr.
24010 (gimplify_decl_expr): Likewise.
24011 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
24012 Use new CALL_EXPR iterators.
24013 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
24014 (gimplify_modify_expr_to_memset): Likewise.
24015 (gimplify_variable_sized_compare): Likewise.
24016 (gimplify_omp_atomic_fetch_op): Likewise.
24017 (gimplify_omp_atomic_pipeline): Likewise.
24018 (gimplify_omp_atomic_mutex): Likewise.
24019 (gimplify_function_tree): Likewise.
24021 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
24022 (call_expr_flags): Likewise.
24023 (expand_call): Likewise.
24025 * except.c (expand_builtin_eh_return_data_regno): Pass entire
24026 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
24029 * coverage.c (create_coverage): Use build_call_expr.
24031 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
24032 (temp_call_expr_obstack): New.
24033 (pool_copy_list): Delete.
24034 (temp_copy_call_expr): New.
24035 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
24036 CALL_EXPR accessors. Get rid of special goo for copying argument
24037 lists and use temp_copy_call_expr instead.
24038 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
24039 CALL_EXPR accessors.
24040 (create_expression_by_pieces): Likewise. Use build_call_array
24041 to construct the result instead of fold_build3.
24042 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
24043 dealing with argument lists.
24044 (init_pre): Remove references to expression_node_pool and
24045 list_node_pool. Init temp_call_expr_obstack instead.
24046 (fini_pre): Remove references to expression_node_pool and
24049 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
24050 and walk arguments explicitly instead of as a list.
24052 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
24053 (mx_register_decls): Likewise.
24054 (mudflap_register_call): Likewise.
24055 (mudflap_finish_file): Likewise.
24057 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
24058 (ipa_callsite_compute_param): Likewise.
24060 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
24061 accessors and constructor.
24063 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
24064 accessors and constructor.
24065 (convert_tramp_reference): Likewise.
24066 (convert_call_expr): Likewise.
24067 (finalize_nesting_tree_1): Likewise.
24069 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
24072 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
24074 * tree-inline.c (initialize_inlined_parameters): Pass entire
24075 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
24077 (estimate_num_insns_1): Use new CALL_EXPR accessors.
24078 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
24080 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
24081 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24082 (vectorizable_reduction): Likewise.
24083 (vectorizable_call): Use new CALL_EXPR iterators.
24084 (vectorizable_conversion): Use build_call_expr.
24085 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
24086 (vect_gen_widened_results_half): Use build_call_expr.
24087 (vect_setup_realignment): Likewise.
24088 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
24090 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
24091 (pass_through_call): Likewise.
24092 (compute_object_sizes): Likewise. Use fold_call_expr instead of
24095 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
24096 (tree_gen_pow2_profiler): Likewise.
24097 (tree_gen_one_value_profiler): Likewise.
24098 (tree_gen_ic_func_profiler): Likewise.
24099 (tree_gen_average_profiler): Likewise.
24100 (tree_gen_ior_profiler): Likewise.
24102 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
24103 (find_func_aliases): Use new CALL_EXPR accessors. Add case
24104 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24106 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
24107 of TREE_CODE_LENGTH.
24109 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
24110 of TREE_CODE_LENGTH.
24112 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
24114 (convert_to_integer): Likewise.
24116 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
24119 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24120 Brooks Moses <brooks.moses@codesourcery.com>
24121 Lee Millward <lee.millward@codesourcery.com>
24123 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
24125 * config/frv/frv.c (frv_expand_builtin): Likewise.
24126 * config/s390/s390.c (s390_expand_builtin): Likewise.
24128 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
24129 (sparc_expand_builtin): Use new CALL_EXPR accessors.
24131 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
24132 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
24133 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
24134 (ix86_expand_store_builtin): Likewise.
24135 (ix86_expand_unop_builtin): Likewise.
24136 (ix86_expand_unop1_builtin): Likewise.
24137 (ix86_expand_sse_compare): Likewise.
24138 (ix86_expand_sse_comi): Likewise.
24139 (ix86_expand_vec_init_builtin): Likewise.
24140 (ix86_expand_vec_ext_builtin): Likewise.
24141 (ix86_expand_vec_set_builtin): Likewise.
24142 (ix86_expand_builtin): Use new CALL_EXPR accessors.
24144 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
24145 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
24147 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
24148 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
24149 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
24151 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
24153 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
24154 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
24155 arglist. Use new CALL_EXPR accessors. Fix callers.
24156 (altivec_expand_abs_builtin): Likewise.
24157 (rs6000_expand_binop_builtin): Likewise.
24158 (altivec_expand_predicate_builtin): Likewise.
24159 (altivec_expand_lv_builtin): Likewise.
24160 (spe_expand_stv_builtin): Likewise.
24161 (altivec_expand_stv_builtin): Likewise.
24162 (rs6000_expand_ternop_builtin): Likewise.
24163 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
24164 (altivec_expand_st_builtin): Likewise.
24165 (altivec_expand_dst_builtin): Likewise.
24166 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
24167 arglist. Use new CALL_EXPR accessors. Fix callers.
24168 (altivec_expand_vec_set_builtin): Likewise.
24169 (altivec_expand_vec_ext_builtin): Likewise.
24170 (altivec_expand_builtin): Use new CALL_EXPR accessors.
24171 (spe_expand_builtin): Likewise.
24172 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
24173 arglist. Use new CALL_EXPR accessors. Fix callers.
24174 (spe_expand_evsel_builtin): Likewise.
24175 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
24176 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
24178 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
24179 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
24180 (arm_expand_unop_builtin): Likewise.
24181 (arm_expand_builtin): Use new CALL_EXPR accessors.
24183 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
24186 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
24187 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
24189 (bfin_expand_unop_builtin): Likewise.
24190 (bfin_expand_builtin): Use new CALL_EXPR accessors.
24192 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24193 Brooks Moses <brooks.moses@codesourcery.com>
24194 Lee Millward <lee.millward@codesourcery.com>
24196 * c-semantics.c (build_stmt): Add internal diagnostic check.
24198 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
24199 accessors. Print arguments explicitly instead of as a list.
24201 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
24203 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
24204 (c_finish_omp_flish): Likewise.
24206 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
24207 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
24208 instead of TREE_CODE_LENGTH.
24209 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
24210 (c_warn_unused_result): Likewise.
24212 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24215 * doc/invoke.texi (Warning Options): Remove
24216 -Werror-implicit-function-declaration.
24217 (Wimplicit-function-declaration): Update description.
24218 * opts.c (common_handle_option): Move handling of -Werror=* to...
24219 (enable_warning_as_error): ...here.
24220 * opts.h (enable_warning_as_error): Declare.
24221 * c-decl.c (implicit_decl_warning): Unless
24222 -Wno-implicit-function-declaration is given, emit a pedwarn if
24223 -std=c99 or emit a warning if -Wimplicit-function-declaration.
24224 * c.opt (Wimplicit-function-declaration): Replace
24225 mesg_implicit_function_declaration with
24226 warn_implicit_function_declaration.
24227 * c-opts.c (c_common_handle_option):
24228 -Werror-implicit-function-declaration is exactly equal as
24229 -Werror=implicit-function-declaration.
24230 (set_Wimplicit): Replace mesg_implicit_function_declaration with
24231 warn_implicit_function_declaration.
24232 (c_common_post_options): -Wimplict-function-declaration is enabled
24233 by default by -std=c99, otherwise is disabled by default.
24234 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
24236 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
24238 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
24239 DECL on the rhs to a DECL on the lhs for debug info purposes if the
24240 former is ignored but not the latter.
24242 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
24244 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
24245 is made and the reference doesn't use the alias set of its type,
24246 do not create the temporary using that type.
24248 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
24250 * jump.c: Remove prototypes for delete_computation and
24251 delete_prior_computation.
24253 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
24255 * jump.c (get_label_after): Delete.
24256 (get_label_before, delete_computation, delete_jump,
24257 delete_prior_computation, follow_jumps): Move...
24258 * reorg.c (delete_computation, delete_prior_computation): ... here...
24259 (get_label_before, delete_jump): ... making these static ...
24260 (follow_jumps): ... and simplifying this since it only runs after
24262 * rtl.h (get_label_after, get_label_before, delete_jump,
24263 follow_jumps): Delete prototypes.
24265 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
24267 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
24269 2007-02-15 Nick Clifton <nickc@redhat.com>
24271 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
24272 order to prevent it from being munged by the target.
24274 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
24276 * config/i386/i386.md: Remove misleading comment.
24278 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
24280 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
24281 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
24284 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
24286 * tree-sra.c (instantiate_missing_elements): Canonicalize
24288 (sra_build_assignment): New.
24289 (generate_copy_inout, generate_element_copy,
24290 generate_element_zero, generate_one_element_init): Use it.
24292 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
24294 * tree-sra.c (instantiate_missing_elements): Canonicalize
24296 (sra_build_assignment): New.
24297 (generate_copy_inout, generate_element_copy,
24298 generate_element_zero, generate_one_element_init): Use it.
24300 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
24302 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
24305 2007-02-14 Joseph Myers <joseph@codesourcery.com>
24307 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
24308 types as aggregates not scalars.
24309 * function.c (assign_stack_temp_for_type): Likewise.
24311 2007-02-14 Roger Sayle <roger@eyesopen.com>
24312 Zdenek Dvorak <dvorakz@suse.cz>
24314 * tree-dump.c (dump_switch_p_1): Require exact match of the option
24317 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
24319 * passes.c (next_pass_1): Clear the next field of the copied
24322 2007-02-14 Richard Henderson <rth@redhat.com>
24324 * tree-sra.c (early_sra): New.
24325 (decl_can_be_decomposed_p): Deny va_list if early_sra.
24326 (tree_sra_early, pass_sra_early): New.
24327 * tree-pass.h (pass_sra_early): Declare.
24328 * passes.c (init_optimization_passes): Use it.
24330 2007-02-14 Richard Guenther <rguenther@suse.de>
24332 * flags.h (issue_strict_overflow_warning): Convert to a macro.
24334 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
24336 PR tree-optimization/30771
24337 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
24339 (vect_analyze_operations): Induction phis can now be marked as
24341 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
24342 Update documentation accordingly.
24344 2007-02-14 Nick Clifton <nickc@redhat.com>
24346 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
24347 most 3 arguments are supported.
24348 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
24350 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
24352 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
24353 Ensure dst->current is valid.
24355 2007-02-13 Paul Brook <paul@codesourcery.com>
24357 * config.gcc: Add arm*-*-uclinux-*eabi.
24358 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
24359 (SUBTARGET_EXTRA_LINK_SPEC): Define.
24360 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
24361 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
24362 (LINK_SPEC): Define.
24363 (LIB_SPEC): Define.
24364 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
24366 * config/arm/uclinux-eabi.h: New file.
24367 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
24368 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
24371 2007-02-13 Ian Lance Taylor <iant@google.com>
24373 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
24374 * flags.h (warn_strict_overflow): Declare.
24375 (enum warn_strict_overflow_code): Define.
24376 (issue_strict_overflow_warning): New static inline function.
24377 * opts.c (warn_strict_overflow): New variable.
24378 (common_handle_option): Handle OPT_Wstrict_overflow and
24379 OPT_Wstrict_overflow_.
24380 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
24382 * fold-const.c: Include intl.h.
24383 (fold_deferring_overflow_warnings): New static variable.
24384 (fold_deferred_overflow_warning): New static variable.
24385 (fold_deferred_overflow_code): New static variable.
24386 (fold_defer_overflow_warnings): New function.
24387 (fold_undefer_overflow_warnings): New function.
24388 (fold_undefer_and_ignore_overflow_warnings): New function.
24389 (fold_deferring_overflow_warnings_p): New function.
24390 (fold_overflow_warning): New static function.
24391 (make_range): Add strict_overflow_p parameter. Change all
24393 (extract_muldiv, extract_muldiv_1): Likewise.
24394 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
24395 tree_expr_nonnegative_p.
24396 (fold_negate_expr): Call fold_overflow_warning.
24397 (fold_range_test): Likewise.
24398 (fold_comparison): Likewise.
24399 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
24400 instead of tree_expr_nonnegative_p.
24401 (tree_expr_nonnegative_warnv_p): Rename from
24402 tree_expr_nonnegative_p, add strict_overflow_p parameter.
24403 (tree_expr_nonnegative_p): New function.
24404 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
24405 strict_overflow_p parameter.
24406 (tree_expr_nonzero_p): New function.
24407 * passes.c (verify_interpass_invariants): New static function.
24408 (execute_one_pass): Call it.
24409 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
24411 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
24412 (estimate_numbers_of_iterations): Likewise.
24413 (scev_probably_wraps_p): Likewise.
24414 * tree-ssa-ccp.c: Include "toplev.h".
24415 (evaluate_stmt): Defer fold overflow warnings until we know we are
24417 (struct fold_stmt_r_data): Add stmt field.
24418 (fold_stmt_r): Defer fold overflow warnings until we know we
24420 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
24421 (fold_stmt_inplace): Likewise.
24422 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
24423 (cleanup_control_expr_graph): Defer fold overflow warnings until
24424 we know we are going to optimize.
24425 * tree-cfg.c (fold_cond_expr_cond): Likewise.
24426 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
24428 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
24429 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
24430 * tree-ssa-loop-manip.c (create_iv): Likewise.
24431 * c-typeck.c (build_conditional_expr): Likewise.
24432 (build_binary_op): Likewise.
24433 * tree-vrp.c (vrp_expr_computes_nonzero): Call
24434 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
24435 (extract_range_from_unary_expr): Likewise.
24436 * simplify-rtx.c (simplify_const_relational_operation): Warn when
24437 assuming that signed overflow does not occur.
24438 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
24439 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
24440 (fold_defer_overflow_warnings): Declare.
24441 (fold_undefer_overflow_warnings): Declare.
24442 (fold_undefer_and_ignore_overflow_warnings): Declare.
24443 (fold_deferring_overflow_warnings_p): Declare.
24444 (tree_expr_nonzero_warnv_p): Declare.
24445 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
24446 of warning options.
24447 (Warning Options): Document -Wstrict-overflow.
24448 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
24449 (tree-ssa-ccp.o): Likewise.
24450 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
24451 (fold-const.o): Depend on intl.h.
24453 2007-02-13 Ian Lance Taylor <iant@google.com>
24455 PR middle-end/30751
24456 * lower-subreg.c (resolve_simple_move): Decompose subregs in
24459 2007-02-13 Stuart Hastings <stuart@apple.com>
24461 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
24463 2007-02-13 Richard Henderson <rth@redhat.com>
24465 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
24466 handled_component_p before looking for the indirect_ref.
24468 2007-02-13 Richard Henderson <rth@redhat.com>
24470 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
24471 remove flags clobber.
24472 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
24473 (bswaphi_lowpart): New.
24474 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
24475 remove TARGET_BSWAP test. Delete expander of the same name.
24477 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
24478 (expand_unop): Use them.
24480 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
24482 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
24483 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
24484 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
24485 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
24486 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
24487 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
24488 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
24489 assembler dialect choice from asm templates.
24491 2007-02-12 Richard Henderson <rth@redhat.com>
24493 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
24494 (fixuns_trunc<SSEMODEF>si2): Use it.
24495 * config/i386/sse.md (vec_setv4sf_0): Export.
24496 * config/i386/i386.c (ix86_build_const_vector): Export.
24497 (ix86_split_convert_uns_si_sse): Rename from
24498 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
24499 * config/i386/i386-protos.h: Update.
24501 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24504 * c-typeck.c (c_finish_return): Improve warning message.
24506 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24508 * alias.c (find_symbolic_term): Delete unused function.
24510 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
24512 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
24513 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
24514 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
24516 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
24518 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
24519 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
24520 the function, temporarily point the debug interface to the null one.
24522 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
24524 * dwarf2out.c (round_up_to_align): New static function.
24525 (field_byte_offset): Use it to round the offset.
24527 2007-02-12 Richard Henderson <rth@redhat.com>
24529 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
24530 (inswl_const): Export.
24532 2007-02-12 Richard Henderson <rth@redhat.com>
24534 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
24535 result mode of the libcall, convert back to outmode.
24537 2007-02-12 Roger Sayle <roger@eyesopen.com>
24539 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
24540 (bswapdi2): New define_expand to implement 32-bit implementation.
24542 2007-02-12 Nick Clifton <nickc@redhat.com>
24544 * doc/invoke.texi (Overall Options): Document --help=.
24545 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
24546 (cc1_options): Pass --help= on to cc1.
24547 (display_help): Add description of --help=.
24548 (process_command): Add code to handle --help=. Allow translated
24549 --help and --target-help switches to be passed on to compiler
24551 (main): Remove unused if statement.
24552 * opts.c (columns): Remove.
24553 (LEFT_COLUMN): Define.
24554 (wrap_help): Add columns argument.
24555 (print_filtered_help): Change parameters to be an include bitmask,
24556 an exclude bitmask, an any bitmask and the column width. Move the
24557 code to display the params list here. Add code to display the
24558 status of options rather than their descriptions if the quiet flag
24560 (print_specific_help): Change parameters to be an include bitmask,
24561 an exclude bitmask and an any bitmask. Move code to look up the
24562 column width here. Decide upon the title for an options listing.
24563 (common_handle_options): Add code to handle --help=. Adapt code
24564 for --help and --target-help to use the revised form of the
24565 print_specific_help function.
24566 (print_help): Delete.
24567 (print_param_help): Delete.
24568 (print_switch): Delete.
24569 * opts.h (cl_lang_count): Add prototype.
24570 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
24571 CL_MAX_OPTION_CLASS): New defines.
24572 * optc-gen.awk: Add construction of cl_lang_count.
24573 * c.opt: Add Warning attribute to warning options and Optimization
24574 attribute to optimization options.
24575 * common.opt: Likewise.
24577 Add -fhelp and -ftarget-help as aliases for the transformed --help
24578 and --target-help options.
24579 * opt-functions.awk: Add code to handle Warning and Optimization
24582 2007-02-12 Richard Henderson <rth@redhat.com>
24584 * config/alpha/constraints.md: New file.
24585 * config/alpha/alpha.c: Include tm-constrs.h.
24586 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
24587 alpha_extra_constraint): Remove.
24588 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
24589 * config/alpha/alpha-protos.h: Update.
24590 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
24591 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
24592 (EXTRA_CONSTRAINT): Remove.
24593 * config/alpha/alpha.md: Include constraints.md.
24594 (adddi splitter): Use satisfies_constraint_*.
24595 * config/alpha/predicates.md (add_operand): Likewise.
24596 (sext_add_operand, addition_operation): Likewise.
24598 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
24600 PR tree-optimization/29145
24601 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
24602 in our handling of restrict qualified pointers.
24604 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24607 * doc/invoke.texi (Wunused-value): Update description.
24608 (Wextra): Delete item.
24609 * opts.c (set_Wextra): Don't use the value of Wextra to set the
24610 value of Wunused-value.
24611 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
24612 (c_finish_stmt_expr): Don't check extra_warnings.
24613 (emit_side_effect_warnings): The caller is responsible to check
24616 2007-02-11 Roger Sayle <roger@eyesopen.com>
24617 Matt Thomas <matt@3am-software.com>
24619 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
24621 2007-02-11 Roger Sayle <roger@eyesopen.com>
24623 * simplify-rtx.c (simplify_relational_operation_1): Optimize
24624 comparisons of POPCOUNT against zero.
24625 (simplify_const_relational_operation): Likewise.
24627 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24629 * doc/invoke.texi (Wextra): Delete outdated paragraph.
24631 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24633 * dwarf2out.c (root_type): Delete unused function.
24635 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24637 * genattrtab.c (contained_in_p): Delete unused function.
24638 (write_expr_attr_cache): Likewise.
24640 2007-02-11 Jan Hubicka <jh@suse.cz>
24642 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
24645 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
24647 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
24648 to add the REG_EQ* note.
24649 * see.c (see_merge_one_use_extension): Likewise.
24650 * local-alloc.c (update_equiv_regs): Likewise. Also don't
24651 turn REG_EQUAL notes into REG_EQUIV notes if the target
24652 register may have more than one set.
24653 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
24654 * gcse.c (try_replace_reg): Likewise.
24655 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
24656 * calls.c (fixup_tail_calls): Likewise. Abort if there is
24657 more than one REG_EQUIV note.
24658 * reload1.c (gen_reload): Use set_unique_reg_note.
24660 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
24662 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
24663 (ix86_builtin_conversion): New function.
24665 2007-02-06 Mark Mitchell <mark@codesourcery.com>
24668 * tree.h (DECL_REPLACEABLE_P): New macro.
24669 * except.c (set_nothrow_function_flags): Likewise.
24671 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
24672 Ira Rosen <irar@il.ibm.com>
24673 Dorit Nuzman <dorit@il.ibm.com>
24675 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
24676 * targhooks.c (default_builtin_vectorized_conversion): New.
24677 * targhooks.h (default_builtin_vectorized_function): New declaration.
24678 * target.h (struct vectorize): Add builtin_conversion field.
24679 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
24680 stmt_vec_info_type value.
24681 (vectorizable_conversion): New declaration.
24682 * tree-vect-analyze.c (vect_analyze_operations): Add
24683 vectorizable_conversion call.
24684 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
24685 * tree-vect-transform.c (vectorizable_conversion): New function.
24686 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
24687 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
24689 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
24690 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
24691 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
24692 or ALTIVEC_BUILTIN_VCFSX.
24694 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24697 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
24698 CONST_DOUBLE and operand 0 is a hard register.
24699 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
24700 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
24701 is a hard floating-point register.
24703 2007-02-10 Richard Henderson <rth@redhat.com>
24704 Jakub Jelinek <jakub@redhat.com>
24705 Alexandre Oliva <aoliva@redhat.com>
24707 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
24708 * builtin-types.def (BT_WORD): Make unsigned.
24709 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
24710 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
24711 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
24712 * c-decl.c (grokdeclarator): Don't error if !have_tls.
24713 * c-parser.c (c_parser_omp_threadprivate): Likewise.
24714 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
24716 * expr.c (emutls_var_address): New.
24717 (expand_expr_real_1): Expand emulated tls.
24718 (expand_expr_addr_expr_1): Likewise.
24719 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
24720 * output.h (emutls_finish): Declare.
24721 * toplev.c (compile_file): Call it.
24722 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
24723 address before wrapping in CONST.
24724 * varasm.c (emutls_htab, emutls_object_type): New.
24725 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
24726 (get_emutls_object_name, get_emutls_object_type): New.
24727 (get_emutls_init_templ_addr, emutls_decl): New.
24728 (emutls_common_1, emutls_finish): New.
24729 (assemble_variable): When emulating tls, swap decls; generate
24730 constructor for the emutls objects.
24731 (do_assemble_alias): When emulating tls, swap decl and target name.
24732 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
24734 * varpool.c (decide_is_variable_needed): Look at force_output.
24735 Recurse for emulated tls.
24736 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
24737 with decide_is_variable_needed.
24738 * emutls.c: New file.
24739 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
24740 tls_object for real tls.
24742 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
24744 PR rtl-optimization/29599
24745 * reload1.c (eliminate_regs_in_insn): Take the destination
24746 mode into account when computing the offset.
24748 2007-02-09 Stuart Hastings <stuart@apple.com>
24749 Richard Henderson <rth@redhat.com>
24751 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
24752 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
24753 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
24754 fixuns_truncdfhi2): New.
24755 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
24756 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
24757 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
24758 (floatunssidf2): Allow nonimmediate source.
24759 * config/i386/sse.md (movdi_to_sse): New.
24760 (vec_concatv2di): Drop '*'.
24761 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
24762 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
24763 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
24765 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
24766 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
24767 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
24768 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
24769 (ix86_build_signbit_mask): Fix decl of v, refactor to call
24770 ix86_build_const_vector.
24771 (x86_emit_floatuns): Rewrite.
24773 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24775 * genautomata.c (longest_path_length): Delete unused function.
24776 (struct state): Delete unused longest_path_length.
24777 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
24778 (get_free_state): Delete unused.
24780 2007-02-09 Jan Hubicka <jh@suse.cz>
24782 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
24783 * doc/invoke.texi (inline-unit-growth): Update default value.
24785 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
24786 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
24787 (rebuild_cgraph_edges): Likewise.
24788 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
24789 (dump_cgraph_node): Dump frequencies.
24790 (cgraph_clone_edge): Add frequency scales.
24791 (cgraph_clone_node): Add freuqnecy.
24792 * cgraph.h (cgraph_edge): Add freuqnecy argument.
24793 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
24794 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
24795 * tree-pass.h (TODO_rebuild_frequencies): New constant.
24796 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
24797 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
24798 (save_inline_function_body): Likewise.
24799 * ipa-inline.c: inluce rtl.h
24800 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
24801 (cgraph_edge_badness): Use frequencies.
24802 (cgraph_decide_recursive_inlining): Update clonning.
24803 (cgraph_decide_inlining_of_small_function): Dump frequency.
24804 * predict.c (estimate_bb_frequencies): Export.
24805 * predict.h (estimate_bb_frequencies): Declare.
24806 * tree-inline.c (copy_bb): Watch overflows.
24807 (expand_call_inline): Update call of cgraph_create_edge.
24808 (optimize_inline_calls): Use TODO flags to update frequnecies.
24809 * passes.h: Include predict.h
24810 (init_optimization_passes): Move profile ahead.
24811 (execute_function_todo): Handle TODO_rebuild_frequencies.
24813 2007-02-09 Roger Sayle <roger@eyesopen.com>
24815 * config/alpha/alpha.c (emit_insxl): Force the first operand of
24816 the insbl or inswl pattern into a register.
24818 2007-02-09 Roger Sayle <roger@eyesopen.com>
24820 * config/ia64/ia64.md (bswapdi2): New define_insn.
24822 2007-02-09 Richard Henderson <rth@redhat.com>
24824 * config/i386/constraints.md (Ym): New constraint.
24825 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
24826 (movdi_1_rex64): Split sse and xmm general register moves from
24827 memory move alternatives. Use conditional register constraints.
24828 (movsf_1, movdf_integer): Likewise.
24829 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
24830 (movdf_integer_rex64): New.
24831 (pushsf_rex64): Fix output constraints.
24832 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
24833 (sse2_stored): Likewise.
24834 (sse2_storeq_rex64): New.
24835 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
24836 amd and not generic.
24837 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
24838 for optimize_size. Remove SF/DFmode hack.
24840 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24842 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
24845 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
24846 Richard Sandiford <richard@codesourcery.com>
24848 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
24849 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
24850 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
24851 m68k/t-mlib to tmake_file.
24852 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
24853 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
24854 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
24855 Allow it to be cf or m68k. Set m68k_arch_family. If that
24856 variable is not empty, add t-$m68k_arch_family to tmake_file.
24857 Add t-mlibs to tmake_file.
24858 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
24859 * config/m68k/t-cf: New file.
24860 * config/m68k/t-m68k: Likewise.
24861 * config/m68k/t-mlibs: Likewise.
24862 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24863 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24864 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
24865 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24866 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
24868 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
24869 (INSTALL_LIBGCC): Delete.
24870 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
24871 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24872 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24873 (M68K_MLIB_CPU): Define.
24874 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24875 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24876 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
24878 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
24879 Richard Guenther <rguenther@suse.de>
24881 PR middle-end/23361
24882 * fold-const.c (fold_comparison): Handle obfuscated comparisons
24883 against INT_MIN/INT_MAX.
24884 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
24885 file if a loop is removed.
24887 2007-02-09 Joseph Myers <joseph@codesourcery.com>
24889 * calls.c (store_one_arg): Pass correct alignment to
24890 emit_push_insn for non-BLKmode values.
24891 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
24892 unaligned stack slot via a suitably aligned slot.
24894 2007-02-08 DJ Delorie <dj@redhat.com>
24896 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
24898 (legal_subregs): Use unsigned char, make const.
24899 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
24901 2007-02-08 Paul Brook <paul@codesourcery.com>
24903 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
24904 special interworking needed.
24906 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
24908 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
24909 conditional to __SSE2__.
24910 (Entries below should have been added to first ChangeLog
24911 entry for amdfam10 dated 2007-02-05)
24912 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
24914 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
24916 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
24919 2007-02-08 DJ Delorie <dj@redhat.com>
24921 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
24922 * config/m32c/m32c.c (legal_subregs): New.
24923 (m32c_illegal_subreg_p): New.
24924 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
24925 unsupported subregs of hard regs.
24927 2007-02-08 Jan Hubicka <jh@suse.cz>
24929 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
24930 the same one; always update histograms.
24932 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24934 * passes.c (init_optimization_passes): Tidy comment.
24936 2007-02-08 Roger Sayle <roger@eyesopen.com>
24938 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
24939 strip zero_extend, bswap and rotates from POCOUNT's argument.
24940 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
24941 zero_extend and rotates from PARITY's argument.
24942 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
24943 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
24944 of an integer constant at compile-time.
24946 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24949 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
24951 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
24954 * tree-ssa-live.c (remove_unused_locals): Do not remove
24955 TREE_ADDRESSABLE variables.
24956 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
24957 * tree-ssa-operands.c (add_virtual_operand): Remove argument
24958 FOR_CLOBBER. Update all users.
24959 If VAR has an associated alias set, add a virtual operand for
24960 it if no alias is found to conflict with the memory reference.
24962 2007-02-07 Jan Hubicka <jh@suse.cz>
24963 Robert Kidd <rkidd@crhc.uiuc.edu>
24965 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
24967 2007-02-07 Ian Lance Taylor <iant@google.com>
24969 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
24971 2007-02-07 Roger Sayle <roger@eyesopen.com>
24973 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
24974 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
24975 tablejumpdi, movsi_to_cr_one): Remove constraints from
24976 define_expand's match_operands.
24978 2007-02-07 Roger Sayle <roger@eyesopen.com>
24980 * global.c (compute_regsets): Move declatation of "i" inside of
24981 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
24983 2007-02-07 Jakub Jelinek <jakub@redhat.com>
24986 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
24987 of INDIRECT_REF <RESULT_DECL>.
24989 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
24991 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
24992 Kaz Kojima <kkojima@gcc.gnu.org>
24995 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
24997 (sh_initialize_trampoline): Add parentheses to avoid a warning.
24999 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
25001 * doc/loop.texi: Document possibility not to perform disambiguation
25002 of loops with multiple latches.
25003 * cfgloopmanip.c (alp_enum_p): Removed.
25004 (add_loop): Handle subloops. Use get_loop_body_with_size.
25005 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
25006 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
25007 the new forwarder block.
25008 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
25009 Handle the case latch is NULL.
25010 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
25011 modifications when marking loop exits.
25012 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
25014 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
25015 disambiguate_loops_with_multiple_latches.
25016 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
25017 before fix_loop_structure.
25018 * cfgloop.c: Include pointer-set.h and output.h.
25019 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
25020 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
25021 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
25022 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
25023 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
25024 disambiguate_multiple_latches, get_loop_body_with_size,
25025 disambiguate_loops_with_multiple_latches): New functions.
25026 (flow_loop_dump): Dump multiple latch edges.
25027 (flow_loop_nodes_find): Handle loops with multiple latches.
25028 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
25029 (glb_enum_p): Modified.
25030 (get_loop_body): Use get_loop_body_with_size.
25031 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
25032 (AVOID_CFG_MODIFICATIONS): New constant.
25033 (disambiguate_loops_with_multiple_latches, add_loop,
25034 get_loop_body_with_size): Declare.
25035 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
25037 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
25039 PR inline-asm/28686
25040 * global.c (compute_regsets): New function.
25041 (global_alloc): Refactored ELIMINABLE_REGSET
25042 and NO_GLOBAL_ALLOC_REGS computation out.
25043 (rest_of_handle_global_alloc): Call compute_regsets()
25044 for non-optimizing case.
25046 2007-02-06 Richard Henderson <rth@redhat.com>
25048 * config/i386/constraints.md (Y2): Rename from Y.
25049 (Yi): New constraint.
25050 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
25051 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
25052 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
25053 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
25054 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
25055 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
25056 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
25057 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
25058 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
25059 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
25060 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
25061 vec_extractv2si_1): Change Y constraints to Y2.
25062 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
25063 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
25064 Change Y constraints to Y2.
25065 (sse2_loadld): Change Y constraints to x.
25067 2007-02-06 Roger Sayle <roger@eyesopen.com>
25069 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
25070 (parity<mode>2): New define_expand using rs6000_emit_parity.
25071 * config/rs6000/rs6000.c (rs6000_emit_popcount,
25072 rs6000_emit_parity): New functions.
25073 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
25074 rs6000_emit_parity): Prototype here.
25076 2007-02-06 Ian Lance Taylor <iant@google.com>
25078 * lower-subreg.c (simple_move_operand): Reject CONST.
25079 (resolve_clobber): Call validate_change rather than directly
25080 assigning to XEXP (pat, 0).
25082 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
25084 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
25085 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
25086 (tree-cfg.o): Remove hashtab.h dependency.
25088 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
25089 (struct ivopts_data): Change niters to pointer_map_t.
25090 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
25091 (niter_for_exit): Create pointer_map on demand. Change for
25093 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
25094 (free_loop_data): Destroy data->niters if created and reset field.
25095 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
25096 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
25098 * tree-ssa-reassoc.c: Include pointer-set.h.
25099 (bb_rank): Change to long *.
25100 (operand_rank): Change to pointer_map_t.
25101 (find_operand_rank): Return long, -1 if not found. Declare as inline.
25102 (insert_operand_rank): Accept long.
25103 (operand_entry_hash, operand_entry_eq): Remove.
25104 (get_rank): Return long. Adjust for changes above.
25105 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
25107 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
25109 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
25110 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
25111 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
25113 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
25114 directly since it cannot be NULL.
25115 (get_vi_for_tree): Rewrite for pointer_map API.
25116 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
25117 (init_alias_vars): Create vi_for_tree as pointer_map.
25118 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
25120 * tree-cfg.c: Don't include hashtab.h.
25121 (edge_to_cases): Declare as pointer_map.
25122 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
25124 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
25125 (start_recording_case_labels): Create edge_to_cases as pointer_map.
25126 (end_recoding_case_labels): Cleanup edge_to_cases manually before
25128 (record_switch_edge): Delete.
25129 (get_cases_for_edge): Adjust for pointer_map API, inline
25130 record_switch_edge (rewritten for new API), remove goto.
25132 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
25134 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
25135 * tree-nested.c: Include pointer-set.h.
25136 (var_map_elt, var_map_eq, var_map_hash): Delete.
25137 (struct nesting_info): Remove GTY marker. Change the two htab_t's
25138 to pointer_map_t's.
25139 (nesting_info_bitmap_obstack): New.
25140 (lookup_field_for_decl): Adjust for pointer_map API.
25141 (lookup_tramp_for_decl): Adjust for pointer_map API.
25142 (get_nonlocal_debug_decl): Adjust for pointer_map API.
25143 (get_local_debug_decl): Adjust for pointer_map API.
25144 (convert_nl_goto_reference): Adjust for pointer_map API.
25145 (convert_nl_goto_receiver): Adjust for pointer_map API.
25146 (create_nesting_tree): Create outside GGC space. Create bitmap on
25147 the new obstack. Create field_map and var_map as pointer_maps.
25148 (free_nesting_tree): Adjust for changes to create_nesting_tree.
25150 (lower_nested_functions): Move root here, no need to NULL it.
25151 Initialize and release the obstack.
25153 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
25155 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
25156 Remove prototypes and make them non-static.
25157 (struct tree_int_map): Remove.
25158 * tree.h (struct tree_int_map): Move here, turning TO into an
25160 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
25162 * tree.h (TREE_COMPLEXITY): Remove.
25163 (struct tree_exp): Remove complexity field.
25164 * tree.c (build1_stat): Don't set it.
25166 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
25167 Victor Kaplansky <victork@il.ibm.com>
25169 * tree-vectorizer.c (vect_is_simple_use): Support induction.
25170 (vect_is_simple_reduction): Support reduction with induction as
25171 one of the operands.
25172 (vect_is_simple_iv_evolution): Fix formatting.
25173 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
25174 formatting. Don't mark induction phis for vectorization.
25175 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
25176 * tree-vect-transform.c (get_initial_def_for_induction): New function.
25177 (vect_get_vec_def_for_operand): Support induction.
25178 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
25180 (vectorizable_reduction): Support reduction with induction as one of
25182 (vectorizable_type_demotion): Use def-type of stmt argument rather
25183 than dummy def-type.
25185 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
25186 flag_tree_scev_cprop.
25187 * common.opt (tree-scev-cprop): New flag.
25189 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
25190 call to vect_get_new_vect_var.
25192 2007-02-06 Ira Rosen <irar@il.ibm.com>
25194 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
25195 vectype is not NULL.
25196 (vect_pattern_recog_1): Likewise.
25198 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25200 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
25201 (fold_negate_expr): Likewise.
25203 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
25206 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
25207 even if cv-qualification is the same.
25209 2007-02-05 Geoffrey Keating <geoffk@apple.com>
25211 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
25212 __enable_execute_stack on completion.
25214 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25216 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
25217 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
25218 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
25219 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
25220 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
25221 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
25222 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
25223 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
25225 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25227 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
25228 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
25229 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
25230 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
25231 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
25232 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
25233 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
25234 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
25235 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
25236 umuldi3_highpart_rex64, umulsi3_highpart_insn,
25237 umulsi3_highpart_zext, smuldi3_highpart_rex64,
25238 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
25239 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
25240 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
25241 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
25242 sqrtextenddfxf2_i387): Added amdfam10_decode.
25244 * config/i386/athlon.md (athlon_idirect_amdfam10,
25245 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
25246 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
25247 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
25248 athlon_ivector_store_amdfam10): New define_insn_reservation.
25249 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
25252 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25254 * config/i386/athlon.md (athlon_call_amdfam10,
25255 athlon_pop_amdfam10, athlon_lea_amdfam10): New
25256 define_insn_reservation.
25257 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
25258 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
25259 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
25261 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25263 * config/i386/athlon.md (athlon_sseld_amdfam10,
25264 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
25265 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
25267 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25269 * config/i386/athlon.md (athlon_sseins_amdfam10): New
25270 define_insn_reservation.
25271 * config/i386/i386.md (sseins): Added sseins to define_attr type
25272 and define_attr unit.
25273 * config/i386/sse.md: Set type attribute to sseins for insertq
25276 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25278 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
25279 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
25280 ssecomi_load_amdfam10, ssecomi_amdfam10,
25281 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
25282 define_insn_reservation.
25283 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
25285 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25287 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
25288 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
25289 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
25290 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
25291 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
25292 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
25293 define_insn_reservation.
25295 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
25296 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
25297 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
25298 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
25299 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
25301 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25303 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
25304 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
25305 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
25306 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
25307 athlon_ssemul_load_k8): Added amdfam10.
25309 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25311 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
25312 (x86_sse_unaligned_move_optimal): New variable.
25314 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
25316 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
25317 for unaligned vector SSE double/single precision loads for AMDFAM10.
25319 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25321 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
25322 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
25323 Define TARGET_CPU_DEFAULT_amdfam10.
25324 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
25325 (processor_type): Add PROCESSOR_AMDFAM10.
25327 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
25328 processor_type in config/i386/i386.h.
25329 Enable imul peepholes for TARGET_AMDFAM10.
25331 * config.gcc: Add support for --with-cpu option for amdfam10.
25333 * config/i386/i386.c (amdfam10_cost): New variable.
25334 (m_AMDFAM10): New macro.
25335 (m_ATHLON_K8_AMDFAM10): New macro.
25336 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
25337 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
25338 x86_promote_QImode, x86_integer_DFmode_moves,
25339 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25340 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
25341 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
25342 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
25343 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
25344 Enable/disable for amdfam10.
25345 (override_options): Add amdfam10_cost to processor_target_table.
25346 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
25347 processor_alias_table.
25348 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
25349 (ix86_adjust_cost): Add code for amdfam10.
25351 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
25353 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
25354 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
25355 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
25356 * config/i386/i386.h: Add builtin definition for SSE4A.
25357 * config/i386/i386.md: Add support for ABM instructions
25358 (popcnt and lzcnt).
25359 * config/i386/sse.md: Add support for SSE4A instructions
25360 (movntss, movntsd, extrq, insertq).
25361 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
25362 Add -march=amdfam10 flag.
25363 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
25364 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
25366 * doc/extend.texi: Add documentation for SSE4A builtins.
25368 2007-02-05 Bob Wilson <bob.wilson@acm.org>
25370 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
25372 2007-02-05 Richard Guenther <rguenther@suse.de>
25374 * tree-vectorizer.h (vectorizable_function): Add argument type
25375 argument, change return type.
25376 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
25377 * tree-vect-transform.c (vectorizable_function): Handle extra
25378 argument, return vectorized function decl.
25379 (build_vectorized_function_call): Remove.
25380 (vectorizable_call): Handle calls with result and argument types
25381 differing. Handle loop vectorization factor correctly.
25382 * targhooks.c (default_builtin_vectorized_function): Adjust for
25384 * targhooks.h (default_builtin_vectorized_function): Likewise.
25385 * target.h (builtin_vectorized_function): Add argument type
25387 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
25388 extra argument, allow vectorizing of lrintf.
25389 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
25390 documentation of target hook.
25392 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
25395 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
25396 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
25397 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
25399 2007-02-05 Roger Sayle <roger@eyesopen.com>
25401 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
25402 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
25403 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
25404 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
25405 before canonicalizing sincos to cexpi.
25406 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
25408 2007-02-05 Roger Sayle <roger@eyesopen.com>
25410 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
25411 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
25412 (alpha_init_builtins): Use alpha_add_builtins to process tables.
25414 2007-02-05 Roger Sayle <roger@eyesopen.com>
25416 * mips-tfile.c (initialize_init_file): Correct endianness test.
25418 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
25420 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
25421 the 'y' constraint.
25423 2007-02-05 Richard Sandiford <richard@codesourcery.com>
25425 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
25426 saves in a PARALLEL before the register assignments.
25428 2007-02-05 Richard Sandiford <richard@codesourcery.com>
25430 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
25431 DWARF_FRAME_RETURN_COLUMN to be a general register.
25432 * dwarf2out.c (init_return_column_size): New function, split from...
25433 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
25434 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
25435 to be nongeneral registers.
25436 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
25438 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
25439 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
25441 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
25443 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
25445 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
25447 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
25448 (remove_path): Use can_remove_branch_p and remove_branch instead
25449 of loop_delete_branch_edge.
25450 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
25451 (tree_transform_and_unroll_loop): Remove dead branches immediately.
25452 Update profile using scale_dominated_blocks_in_loop.
25453 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
25454 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
25455 (can_remove_branch_p, remove_branch): Declare.
25456 * tree-cfg.c (tree_can_remove_branch_p): New function.
25457 (tree_cfg_hooks): Add tree_can_remove_branch_p.
25458 * cfgrtl.c (rtl_can_remove_branch_p): New function.
25459 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
25461 2007-02-05 Jan Hubicka <jh@suse.cz>
25463 PR middle-end/30696
25464 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
25465 nodes in cgraph, don't remove offline copy of the function.
25467 2007-02-04 Jan Hubicka <jh@suse.cz>
25469 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
25470 vectors might cause maybe_lookup_element_for_expr to be called
25471 on non-sra-candidate.
25473 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25475 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
25476 config/bfin/bfin.md, config/bfin/predicates.md: Follow
25477 spelling conventions.
25479 2007-02-04 Richard Guenther <rguenther@suse.de>
25481 PR middle-end/30636
25482 * fold-const.c (try_move_mult_to_index): Make sure to not
25483 overflow one dimension of a multi-dimensional array access.
25485 2007-02-04 Jan Hubicka <jh@suse.cz>
25487 * passes.c (init_optimization_passes): Reindent.
25489 2007-02-04 Jan Hubicka <jh@suse.cz>
25490 Eric Botcazou <ebotcazou@adacore.com>
25492 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
25493 (execute_fixup_cfg): Break out the abnormal goto code.
25494 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
25495 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
25496 (optimize_inline_calls): Call make_nonlocal_label_edges.
25498 2007-02-04 Jan Hubicka <jh@suse.cz>
25500 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
25501 true when something was changed.
25502 (rename_ssa_copies): When something was changed, do
25503 TODO_remove_unused_locals.
25504 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
25505 add TODO_remove_unused_locals when instruction was removed.
25507 2007-02-04 Jan Hubicka <jh@suse.cz>
25509 * ipa-inline.c (try_inline): Improve debug output; work on already
25511 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
25512 call try_inline for already inlined edges too when flattening;
25513 inline also functions that make callee growth but overall unit size
25516 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25518 * config/m32c/bitops.md, config/m32c/jump.md,
25519 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
25520 config/m32r/m32r.h, config/m32r/m32r.md,
25521 config/m32r/predicates.md, config/m68hc11/larith.asm,
25522 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
25523 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
25524 config/mips/mips-protos.h, config/mips/mips.c,
25525 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
25526 config/mn10300/mn10300.h, config/mn10300/predicates.md,
25527 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
25528 spelling conventions.
25530 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
25531 Follow spelling conventions.
25533 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
25535 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
25536 warn about C++0x compatibility.
25538 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25540 * config/h8300/h8300.c, config/h8300/h8300.h,
25541 config/h8300/h8300.md: Follow spelling conventions.
25543 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
25545 PR middle-end/30667
25546 * combine.c (try_combine): Do not substitute source operand
25547 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
25549 2007-02-03 Jan Hubicka <jh@suse.cz>
25551 PR gcov-profile/30650
25552 * value-prof.c (stringop_block_profile): Fix handling of size counter;
25553 do not divide by zero for never executed counters.
25554 (tree_find_values_to_profile): Fix counters.
25555 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
25557 2007-02-03 Ian Lance Taylor <iant@google.com>
25559 * lower-subreg.c (simple_move_operand): New static function,
25560 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
25562 (simple_move): Call simple_move_operand.
25563 (find_decomposable_subregs): Add special handling of MEMs.
25564 (can_decompose_p): Rename from cannot_decompose_p. Reverse
25565 meaning of return value. If we see a hard register, test whether
25566 it can store a word_mode value. Change all callers.
25568 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25570 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
25571 ftrapv insns and expanders.
25572 (subdi3): Change define_expand operand 1 to arith11_operand, and
25573 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
25574 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
25575 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
25578 PR middle-end/30174
25579 * varasm.c (notice_global_symbol): Treat global objects as weak when
25580 flag_shlib is true.
25582 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25584 * emit-rtl.c (dconstpi): Delete.
25585 (dconstsqrt2): New.
25586 (init_emit_once): Delete dconstpi and init dconstsqrt2.
25587 * real.h (dconstpi): Delete.
25588 (dconstsqrt2): New.
25589 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
25590 (fold_builtin_hypot): Likewise.
25592 2007-02-03 Tom Tromey <tromey@redhat.com>
25595 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
25596 -gcoff3, -gxcoff3, -gvms3 implies -dD.
25598 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
25600 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
25601 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
25602 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
25603 config/rs6000/cell.md, config/rs6000/darwin.h,
25604 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
25605 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
25606 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
25607 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
25608 typos. Follow spelling conventions.
25609 * doc/invoke.texi: Follow spelling conventions.
25611 2007-02-03 Roger Sayle <roger@eyesopen.com>
25613 * simplify-rtx.c (simplify_relational_operation_1): Implement some
25614 canonicalization transformations that attempt to simplify integer
25615 constant comparisons to become comparisons against zero.
25617 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25619 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
25621 * fold-const.c (fold_binary): Fix comment typos. Fold complex
25622 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
25624 2007-02-02 Mike Stump <mrs@apple.com>
25626 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
25627 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
25628 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
25629 generate a branch island.
25631 2007-02-02 Bob Wilson <bob.wilson@acm.org>
25633 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
25634 (xtensa_legitimate_address_p): New.
25635 (xtensa_legitimize_address): New.
25636 (xtensa_output_addr_const_extra): New.
25637 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
25639 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
25640 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
25641 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
25642 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
25643 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
25644 (xtensa_legitimize_address): New.
25645 (xtensa_output_addr_const_extra): New.
25647 2007-02-02 Steve Ellcey <sje@cup.hp.com>
25649 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
25651 2007-02-02 Ian Lance Taylor <iant@google.com>
25653 * expmed.c (expand_divmod): Add comment.
25655 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
25657 * emit-rtl.c (renumber_insns): Remove.
25658 * flags.h: Remove the extern for flag_renumber_insns.
25659 * rtl.h: Remove the prototype for renumber_insns.
25660 * toplev.c (flag_renumber_insns): Remove.
25662 2007-02-02 Hui-May Chang <hm.chang@apple.com>
25664 Revert for x86 darwin:
25665 2005-06-19 Uros Bizjak <uros@kss-loka.si>
25667 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
25668 code before the following patch under TARGET_MACHO.
25669 (ix86_function_value_regno_p): Likewise.
25671 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25673 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
25676 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
25679 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
25680 loads to general or fp registers. Add comments.
25681 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
25683 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
25685 * pointer-set.c (insert_aux): Only return insertion slot.
25686 (pointer_set_insert): Adjust.
25687 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
25688 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
25689 pointer_map_traverse): New.
25690 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
25691 pointer_map_create, pointer_map_destroy, pointer_map_insert,
25692 pointer_map_contains, pointer_map_traverse): Declare.
25694 2007-02-02 Jakub Jelinek <jakub@redhat.com>
25696 PR middle-end/30473
25697 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
25698 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
25700 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
25702 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
25704 (struct _dep): New type.
25705 (dep_t): New typedef.
25706 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
25707 (DEP_STATUS): New access macro. The macro with the same name was
25708 renamed to DEP_LINK_STATUS.
25709 (dep_init): Declare function
25711 (struct _dep_link): New type.
25712 (dep_link_t): New typedef.
25713 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
25714 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
25715 (DEP_LINK_STATUS): New macro.
25716 (debug_dep_links): New debug function.
25718 (struct _deps_list): New type.
25719 (deps_list_t): New typedef.
25720 (DEPS_LIST_FIRST): New access macro.
25721 (FOR_EACH_DEP_LINK): New cycle macro.
25722 (create_deps_list, free_deps_list, delete_deps_list): Declare
25724 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
25725 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
25726 (copy_deps_list_change_con): Ditto.
25728 (move_dep_link): Declare function.
25730 (struct _dep_node): New type.
25731 (dep_node_t): New typedef.
25732 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
25734 (struct haifa_insn_data.back_deps): New field to hold backward
25735 dependencies of the insn.
25736 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
25738 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
25739 Change its type to deps_list_t.
25740 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
25741 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
25742 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
25744 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
25746 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
25748 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
25750 (dep_cost): Declare.
25752 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
25753 (ds_to_dk, dk_to_ds): New functions.
25755 (init_dep_1): New static function.
25756 (init_dep): New function.
25757 (copy_dep): New static function.
25759 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
25761 (detach_dep_link): New static function.
25762 (move_dep_link): New function.
25764 (dep_links_consistent_p, dump_dep_links): New static functions.
25765 (debug_dep_links): New debugging function.
25767 (deps_obstack, dl_obstack, dn_obstack): New static variables.
25769 (alloc_deps_list, init_deps_list): New static functions.
25770 (create_deps_list): New function.
25771 (clear_deps_list): New static function.
25772 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
25773 (deps_list_consistent_p, dump_deps_list): New static functions.
25774 (debug_deps_list): New function.
25775 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
25777 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
25779 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
25780 use new scheduler dependencies lists.
25781 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
25782 (sched_analyze): Ditto. Initialize dependencies lists.
25783 (add_forw_dep, compute_forward_dependences): Update to use new
25784 scheduler dependencies lists.
25786 (init_dependency_caches): Init deps_obstack.
25787 (free_dependency_caches): Free deps_obstack.
25789 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
25790 new scheduler dependencies lists.
25791 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
25792 (add_back_forw_dep, delete_back_forw_dep): Ditto.
25794 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
25795 Update to use new scheduler dependencies lists.
25796 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
25797 (debug_dependencies): Ditto.
25798 (schedule_region): Update comments.
25800 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
25801 scheduler dependencies lists.
25802 (schedule_ebb): Update comments.
25804 * rtl.def (DEPS_LIST): Remove.
25806 * lists.c (unused_deps_list): Remove.
25807 (free_list): Update assertions.
25809 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
25810 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
25812 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
25813 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
25815 * haifa-sched.c (comments): Update.
25816 (insn_cost1): Remove. Inline the code into insn_cost ().
25817 (insn_cost): Update to use new scheduler dependencies lists. Move
25818 processing of the dependency cost to dep_cost ().
25819 (dep_cost): New function. Use it instead of insn_cost () when
25820 evaluating cost of the dependency. Use compatible interface to
25821 interact with the target.
25822 (priority): Update to use new scheduler dependencies lists.
25823 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
25824 with greater number of insns that depend on the insn.
25825 (schedule_insn): Update to use new scheduler dependencies lists. Add
25826 code to free backward dependencies lists. Inline and optimize code
25827 from resolve_dep () - see PR28071.
25828 (ok_for_early_queue_removal): Update to use new scheduler dependencies
25829 lists. Update call to targetm.sched.is_costly_dependence hook.
25831 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
25832 scheduler dependencies lists.
25834 (resolve_dep): Remove. Move the logic to schedule_insn ().
25835 (init_h_i_d): Initialize dependencies lists.
25837 (process_insn_depend_be_in_spec): Rename to
25838 process_insn_forw_deps_be_in_spec. Update to use new scheduler
25839 dependencies lists.
25840 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
25841 Update to use new scheduler dependencies lists.
25842 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
25844 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
25845 new scheduler dependencies lists.
25846 (build_intra_loop_deps): Ditto.
25848 * target.h (struct _dep): Declare to use in
25849 gcc_target.sched.is_costly_dependence.
25850 (struct gcc_target.sched.adjust_cost): Fix typo.
25851 (struct gcc_target.sched.is_costly_dependence): Change signature to
25852 use single dep_t parameter instead of an equivalent triad.
25853 (struct gcc_target.sched.adjust_cost_2): Remove.
25855 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
25857 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
25859 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
25861 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
25863 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
25864 (REG_DEP_TRUE): Document.
25866 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
25867 Change signature to correspond to the targetm.sched.adjust_cost hook.
25868 Update use in TARGET_SCHED_ADJUST_COST_2.
25869 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
25870 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
25871 new scheduler dependencies lists.
25872 (ia64_gen_check): Ditto.
25874 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
25875 scheduler dependencies lists.
25877 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
25878 signature to correspond to the targetm.sched.is_costly_dependence hook.
25879 (is_costly_group): Update to use new scheduler dependencies lists.
25881 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
25882 instead of INSN_COST () macro.
25884 2007-02-01 Ian Lance Taylor <iant@google.com>
25886 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
25888 2007-02-01 Guy Martin <gmsoft@gentoo.org>
25890 * pa.md (tp_load): Correct mfctl instruction syntax.
25892 2007-02-01 Geoffrey Keating <geoffk@apple.com>
25894 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
25895 altivec_padding_size calculation on AIX. Improve comment, add
25896 assert to verify that it's right.
25898 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
25901 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
25903 PR inline-asm/28686
25904 * global.c (global_alloc): Add mising initialization of
25907 2007-02-01 Roger Sayle <roger@eyesopen.com>
25909 * alias.c (init_alias_analysis): Correct whitespace.
25910 * bb-reorder.c (fix_edges_for_rarely_executed_code,
25911 partition_hot_cold_basic_blocks): Likewise.
25912 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
25913 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
25914 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
25915 fold_builtin_snprintf_chk, fold_builtin_printf,
25916 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
25917 do_mpfr_arg3, do_mpfr_sincos): Likewise.
25918 * cfgcleanup.c (cleanup_cfg): Likewise.
25919 * cfgexpand.c (tree_expand_cfg): Likewise.
25920 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
25921 * function.c (get_next_funcdef_no): Likewise.
25922 * gengtype.c (main): Likewise.
25923 * genmodes.c (main): Likewise.
25924 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
25925 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
25926 * ifcvt.c (noce_emit_move_insn): Likewise.
25927 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
25929 * stor-layout.c (get_best_mode): Likewise.
25930 * tree-ssa-loop-niter.c (get_val_for): Likewise.
25931 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
25932 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
25933 perform_var_substitution, solve_graph): Likewise.
25934 * tree-vrp.c (vrp_finalize): Likewise.
25936 2007-02-01 Ian Lance Taylor <iant@google.com>
25938 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
25939 high part of a paradoxical subreg, return a constant zero.
25941 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
25943 * toplev.c (lang_dependent_init): Call init_set_costs.
25944 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
25946 2007-02-01 Richard Guenther <rguenther@suse.de>
25948 PR middle-end/30656
25949 * fold-const.c (fold_negate_expr): Allow negating a
25950 constant if overflow does not change.
25952 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25954 * doc/c-tree.texi (Expression trees): Improve markup.
25955 * doc/tm.texi (Register Classes, Addressing Modes)
25956 (Floating Point): Fix spacing after abbreviations. Fix some
25959 2007-02-01 Ben Elliston <bje@au.ibm.com>
25961 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
25962 * doc/contrib.texi: Likewise.
25963 * doc/install.texi: Likewise.
25965 2007-01-31 Richard Henderson <rth@redhat.com>
25966 Ian Lance Taylor <iant@google.com>
25968 * lower-subreg.c: New file.
25969 * rtl.def (CONCATN): Define.
25970 * passes.c (init_optimization_passes): Add pass_lower_subreg and
25971 pass_lower_subreg2.
25972 * emit-rtl.c (update_reg_offset): New static function, broken out
25973 of gen_rtx_REG_offset.
25974 (gen_rtx_REG_offset): Call update_reg_offset.
25975 (gen_reg_rtx_offset): New function.
25976 * regclass.c: Revert patch of 2006-03-05, restoring
25978 (clear_reg_info_regno): New function.
25979 * dwarf2out.c (concatn_loc_descriptor): New static function.
25980 (loc_descriptor): Handle CONCATN.
25981 * common.opt (fsplit_wide_types): New option.
25982 * opts.c (decode_options): Set flag_split_wide_types when
25984 * timevar.def (TV_LOWER_SUBREG): Define.
25985 * rtl.h (gen_reg_rtx_offset): Declare.
25986 (reg_scan_update): Declare.
25987 * regs.h (clear_reg_info_regno): Declare.
25988 * tree-pass.h (pass_lower_subreg): Declare.
25989 (pass_lower_subreg2): Declare.
25990 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
25991 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
25992 -fsplit-wide-types.
25993 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
25994 * Makefile.in (OBJS-common): Add lower-subreg.o.
25995 (lower-subreg.o): New target.
25997 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25999 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
26001 2007-01-31 Anatoly Sokolov <aesok@post.ru>
26004 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
26006 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26008 PR middle-end/29335
26009 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
26011 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
26013 * cfgloop.h: Include vec-prim.h.
26014 (enum li_flags): Remove LI_ONLY_OLD.
26015 (loop_iterator): Changed.
26016 (fel_next, fel_init): Iterate over loop tree.
26017 (FOR_EACH_LOOP_BREAK): New macro.
26018 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
26020 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
26021 * modulo-sched.c (sms_schedule): Ditto.
26022 * tree-vectorizer.c (vectorize_loops): Ditto.
26023 * doc/loop.texi: Update information on loop numbering and behavior of
26024 FOR_EACH_LOOP wrto new loops.
26025 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
26026 add_to_evolution_1): Test nestedness of loops instead of comparing
26028 * tree-chrec.c (chrec_fold_plus_poly_poly,
26029 chrec_fold_multiply_poly_poly, chrec_evaluate,
26030 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
26031 reset_evolution_in_loop): Ditto.
26032 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
26034 2007-01-31 Dirk Mueller <dmueller@suse.de>
26036 * c-common.c (warn_about_parentheses): Separate warning about
26037 un-parenthized sequence of comparison operators from the one
26038 which is supposed to warn about x <= y <= z.
26040 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
26042 * optabs.h (enum optab_index): Add new OTI_isinf.
26043 (isinf_optab): Define corresponding macro.
26044 * optabs.c (init_optabs): Initialize isinf_optab.
26045 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
26047 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
26048 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
26050 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
26051 expand_builtin_interclass_mathfn.
26052 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
26053 * config/i386/i386.md (UNSPEC_FXAM): New constant.
26054 (fxam<mode>2_i387): New insn pattern.
26055 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
26056 built-in functions as x87 inline asm.
26058 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
26060 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
26062 2007-01-30 Eric Christopher <echristo@apple.com>
26064 * config.gcc: Add geode.
26066 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
26068 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
26069 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
26070 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
26071 value-prof.c: Fix comment typos.
26073 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26076 * doc/invoke.texi (Wpointer-arith): Document warning.
26078 2007-01-30 Janis Johnson <janis187@us.ibm.com>
26080 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
26081 the list of discrepancies from the draft TR.
26083 2007-01-30 Dirk Mueller <dmueller@suse.de>
26086 * doc/invoke.texi (-Wreturn-type): Update description to
26087 match new behavior.
26089 2007-01-30 Richard Sandiford <richard@codesourcery.com>
26091 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
26093 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
26095 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
26096 to handle optabs that operate on floating point input argument and
26097 output to integer output.
26098 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
26099 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
26100 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
26101 expand_builtin_interclass_mathfn ().
26102 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
26103 (ilogbsi2): Remove.
26104 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
26105 ilogbl built-in functions as x87 intrinsics.
26107 2007-01-30 Richard Guenther <rguenther@suse.de>
26109 PR middle-end/27657
26110 * dwarf2out.c (reference_to_unused): Query varpool if the
26111 variable was output.
26113 2007-01-30 Richard Guenther <rguenther@suse.de>
26115 PR middle-end/30313
26116 * passes.c (execute_one_pass): Reset in_gimple_form to not
26117 confuse non-unit-at-a-time mode.
26119 2007-01-29 Roger Sayle <roger@eyesopen.com>
26120 Richard Guenther <rguenther@suse.de>
26122 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
26123 avoid undefined behaviour on overflow. Use force_fit_type_double
26124 to construct the constant with the specified TREE_OVERFLOW.
26126 2007-01-29 Janis Johnson <janis187@us.ibm.com>
26128 * config/dfp-bit.c: Add parameterized support for fp exceptions.
26129 * config/dfp-bit.h: Ditto.
26131 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26133 * c-decl.c (pop_scope): Replace warnings with call to
26134 warn_for_unused_label.
26135 * c-common.h (warn_for_unused_label): Declare.
26136 * c-common.c (warn_for_unused_label): Define.
26138 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26140 * tree-optimize.c (update_inlined_to_pointers): Delete unused
26143 2007-01-29 Janis Johnson <janis187@us.ibm.com>
26145 * Makefile.in (USER_H): Remove decfloat.h.
26146 * ginclude/decfloat.h: Delete, moving contents to ...
26147 * ginclude/float.h: Add support for decimal floating point,
26148 guarded by __STDC_WANT_DEC_FP__.
26150 2007-01-29 Mike Stump <mrs@apple.com>
26152 * doc/gccint.texi (Top): Rename Loop Representation to Loop
26153 Analysis and Representation to resolve case insensitive conflict.
26154 * doc/loop.texi (Loop Analysis and Representation): Likewise.
26156 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
26158 * tree.h (struct tree_memory_tag): Add aliases member.
26159 (MTAG_ALIASES): New macro.
26160 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
26161 (add_may_alias): Remove pointer-set. Update for may_aliases being
26163 (mark_aliases_call_clobbered): Update for may_aliases being a
26165 (compute_tag_properties): Ditto.
26166 (create_partition_for): Ditto.
26167 (compute_memory_partitions): Ditto.
26168 (dump_may_aliases_for): Ditto.
26169 (is_aliased_with): Ditto.
26170 (add_may_alias_for_new_tag): Ditto.
26171 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
26172 (compute_is_aliased): New function.
26173 (compute_may_aliases): Call compute_is_aliased).
26174 (init_alias_info): Initialize alias_bitmap_obstack.
26175 (union_alias_set_into): New function.
26176 (compute_flow_sensitive_aliasing): Use union_aliases_into.
26177 (have_common_aliases_p): Rewrite to take two bitmaps and use
26179 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
26180 Update for bitmaps.
26181 (finalize_ref_all_pointers): Update for add_may_alias changes.
26182 (new_type_alias): Ditto.
26183 * tree-flow-inline.h (may_aliases): Return a bitmap.
26184 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
26185 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
26186 may_aliases being a bitmap.
26187 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
26188 may_aliases now returns a bitmap.
26189 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
26191 * tree-ssa-operands.c (add_virtual_operand): Update for
26192 may_aliases being a bitmap.
26194 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
26196 PR tree-optimization/30630
26197 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
26198 variable as changed.
26200 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
26203 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
26204 expanded only once even if an error occurs.
26206 2007-01-29 Ben Elliston <bje@au.ibm.com>
26208 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
26209 (__gcov_average_profiler): Likewise.
26210 (__gcov_ior_profiler): Likewise.
26211 (__gcov_merge_ior): Likewise.
26213 2007-01-28 Jan Hubicka <jh@suse.cz>
26215 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
26216 * value-prof.c (stringop_block_profile): Likewise.
26218 2007-01-28 Jan Hubicka <jh@suse.cz>
26220 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
26221 Add variant handling histograms; add wrapper.
26222 (clear_storage_via_libcall): Export.
26223 (emit_block_move_hints): Break out from ...; add histograms.
26224 (emit_block_move): ... this one.
26225 (clear_storage_hints): Break out from ...; add histograms.
26226 (clear_storage): ... this one.
26227 (set_storage_via_memset): Handle histogram.
26228 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
26229 (clear_storage_hints, clear_storage_via_libcall): Declare.
26230 (set_storage_via_setmem): Update prototype.
26231 * doc/md.texi (movmem, setmem): Document new arguments.
26233 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
26234 Add new histograms.
26235 (stringop_block_profile): New global function.
26236 (tree_stringops_values_to_profile): Profile block size and alignment.
26237 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
26239 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
26240 (stringop_block_profile): Declare.
26241 * builtins.c: Include value-prof.h.
26242 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
26243 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
26244 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
26245 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
26246 * profile.c (instrument_values): Add new counters.
26247 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
26249 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
26250 (tree_init_edge_profiler): Build new profilers.
26251 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
26252 (pass_tree_profile): Add dump.
26253 (tree_profile_hooks): Update.
26254 * Makefile.in (LIBGCOV): Add new constants.
26255 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
26256 __gcov_ior_profiler): New.
26257 * i386.md (movmem/setmem expanders): Add new optional arguments.
26259 2007-01-28 David Edelsohn <edelsohn@gnu.org>
26261 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
26263 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
26265 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
26266 (tree_unswitch_single_loop): Pass eni_size_weights to
26267 tree_num_loop_insns.
26268 * tree-ssa-loop-manip.c: Include tree-inline.h.
26269 (can_unroll_loop_p): Pass eni_size_weights to
26270 tree_num_loop_insns.
26271 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
26272 Pass eni_size_weights to estimate_num_insns.
26273 * tree.h (init_inline_once): Export.
26274 * toplev.c (backend_init): Call init_inline_once.
26275 * cgraphunit.c (cgraph_process_new_functions,
26276 cgraph_analyze_function): Pass eni_inlining_weights to
26277 estimate_num_insns.
26278 * ipa-inline.c (compute_inline_parameters): Ditto.
26279 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
26280 to estimate_num_insns.
26281 (try_unroll_loop_completely): Pass eni_size_weights to
26282 tree_num_loop_insns.
26283 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
26284 ot estimate_num_insns.
26285 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
26286 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
26287 * tree-inline.c (eni_inlining_weights, eni_size_weights,
26288 eni_time_weights): New variables.
26289 (init_inline_once): Initialize them.
26290 (struct eni_data): Mew.
26291 (estimate_num_insns_1, estimate_num_insns): Use weights.
26292 * tree-inline.h (struct eni_weights_d): New.
26293 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
26294 (estimate_num_insns): Declaration changed.
26295 * cfgloop.h (tree_num_loop_insns): Declaration changed.
26296 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
26297 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
26299 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
26301 * tree-data-ref.c (conflict_fn): Assert that the number of affine
26302 relations in the conflict function is valid.
26304 2007-01-27 Ian Lance Taylor <iant@google.com>
26306 * common.opt: Add fstrict-overflow.
26307 * opts.c (decode_options): Set flag_strict_overflow if -O2.
26308 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
26309 (TYPE_OVERFLOW_UNDEFINED): Define.
26310 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
26312 * tree.h (TYPE_TRAP_SIGNED): Don't define.
26313 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
26314 (fold_negate_expr): Likewise.
26315 (make_range): Likewise.
26316 (extract_muldiv_1): Likewise.
26317 (maybe_canonicalize_comparison): Likewise.
26318 (fold_comparison): Likewise.
26319 (fold_binary): Likewise.
26320 (tree_expr_nonnegative_p): Likewise.
26321 (tree_expr_nonzero_p): Likewise.
26322 * tree-vrp.c (compare_values): Likewise.
26323 (extract_range_from_binary_expr): Likewise.
26324 (extract_range_from_unary_expr): Likewise.
26325 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
26327 (nowrap_type_p): Likewise.
26328 * tree-scalar-evolution.c (simple_iv): Likewise.
26329 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
26330 (build_range_check): Likewise.
26331 (extract_muldiv_1): Likewise.
26332 (fold_comparison): Likewise.
26333 * tree-vrp.c (vrp_int_const_binop): Likewise.
26334 (extract_range_from_unary_expr): Likewise.
26335 * convert.c (convert_to_integer): Likewise.
26336 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
26337 (fold_comparison): Likewise.
26338 (fold_binary): Likewise.
26339 * optabs.c (optab_for_tree_code): Likewise.
26340 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
26341 * simplify-rtx.c (simplify_const_relational_operation): Check
26342 flag_strict_overflow and flag_trapv.
26343 (simplify_const_relational_operation): Likewise.
26344 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
26345 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
26348 2007-01-27 Roger Sayle <roger@eyesopen.com>
26350 * tree.c (tree_fold_gcd): Delete.
26351 * tree.h (tree_fold_gcd): Remove prototype.
26352 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
26353 test whether one constant integer is a multiple of another. Instead
26354 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
26355 * fold-const.c (multiple_of_p): We've determined both TOP and
26356 BOTTOM are integer constants so we can call int_const_binop directly
26357 instead of the more generic const_binop.
26359 2007-01-27 Roger Sayle <roger@eyesopen.com>
26361 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
26362 1*X check that the constant hasn't overflowed, to preserve the
26364 (round_up): Provide an efficient implementation when rouding-up an
26365 INTEGER_CST to a power-of-two.
26367 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26369 * doc/sourcebuild.texi: Add comma for clarity.
26370 * doc/extend.texi: Fix some typos.
26371 * doc/passes.texi: Likewise.
26372 * doc/cppinternals.texi: Likewise.
26373 * doc/c-tree.texi: Likewise.
26374 * doc/tree-ssa.texi: Likewise.
26375 * doc/install.texi: Likewise.
26377 2007-01-27 Jan Hubicka <jh@suse.cz>
26379 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
26380 (pass_sra): Do not require alias information.
26381 * passes.c (init_optimization_passes): Add SRA
26383 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
26385 * tracer.c (rest_of_handle_tracer): We already cleaned
26386 up the CFG in tracer() so don't do it here again.
26387 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
26388 cleanup_cfg here, either. And don't call renumber_insns.
26390 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
26391 and BB_HEAD are in the insn stream here. Instead make sure
26392 that BB_INSN is valid on all insns. Also, do check here that
26393 there are no pending branch predictions...
26394 (rtl_verify_flow_info): ...instead of doing it here. Checks
26395 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
26398 2007-01-26 Roger Sayle <roger@eyesopen.com>
26400 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
26401 function to simplify/factorize operand order canonicalization.
26402 (ix86_fixup_binary_operands): Reorganize using the above function.
26403 (ix86_binary_operator_ok): Likewise.
26405 2007-01-27 Jakub Jelinek <jakub@redhat.com>
26407 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
26408 file scope from optimize_attrs.
26409 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
26411 (optimize_attrs): Clear insn_code_values after freeing it.
26413 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
26415 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
26416 a parts.base assignment.
26418 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
26420 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
26421 (compute_subscript_distance, initialize_data_dependence_relation,
26422 finalize_ddr_dependent, analyze_ziv_subscript,
26423 analyze_siv_subscript_cst_affine,
26424 compute_overlap_steps_for_affine_univar,
26425 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
26426 analyze_siv_subscript, analyze_miv_subscript,
26427 analyze_overlapping_iterations, subscript_dependence_tester_1,
26428 compute_self_dependence, free_dependence_relation): Work
26429 with affine_fn instead of chrecs.
26430 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
26431 common_affine_function, affine_function_base,
26432 affine_function_constant_p, affine_fn_op, affine_fn_plus,
26433 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
26434 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
26435 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
26436 (all_chrecs_equal_p): Removed.
26437 * tree-data-ref.h (affine_fn, conflict_function): New types.
26438 (struct subscript): Change type of conflicting_iterations_in_a
26439 and conflicting_iterations_in_b.
26441 2007-01-26 Steve Ellcey <sje@cup.hp.com>
26444 * config/pa/pa.h (TARGET_HPUX_11): New.
26445 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
26446 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
26448 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
26449 Richard Guenther <rguenther@suse.de>
26451 * tree-ssa-structalias.c (solve_graph): Handle case
26452 we merged the variable to another.
26454 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26456 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
26459 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
26460 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
26462 2007-01-25 DJ Delorie <dj@redhat.com>
26464 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
26465 allow changes to modes which don't fit in those registers.
26467 * reload1.c (choose_reload_regs): Check for invalid subregs before
26468 computing their locations, not after.
26470 2007-01-25 Geoffrey Keating <geoffk@apple.com>
26473 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
26474 save Altivec registers in an eh_return function.
26475 (compute_vrsave_mask): Likewise.
26476 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
26477 for saving Altivec registers.
26478 (rs6000_emit_prologue): Don't allocate stack twice in
26479 eh_return function. Correct expected value of altivec_save_offset
26480 when using save_world. Describe save of R0 to stack when using
26481 save_world. Describe stack pointer adjustment when using
26482 save_world. Remove duplicated eh_return parameter register saving.
26483 Update sp_offset variable after save_world.
26484 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
26486 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
26487 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
26490 2007-01-25 Steve Ellcey <sje@cup.hp.com>
26492 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
26494 2007-01-25 Steve Ellcey <sje@cup.hp.com>
26497 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
26498 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
26500 2007-01-25 Richard Guenther <rguenther@suse.de>
26502 * doc/invoke.texi (-Wcoverage-mismatch): Document.
26503 * common.opt (-Wcoverage-mismatch): New warning option.
26504 * coverage.c (get_coverage_counts): Ignore coverage mismatch
26505 if -Wcoverage-mismatch is given.
26507 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
26509 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
26510 (ipcp_driver): Change to static definition.
26511 Add dumping of the ifunctions.
26512 (constant_val_insert): Remove unused parameter. Support for SSA.
26513 (ipcp_propagate_const): Support for SSA.
26514 (ipcp_profile_bb_print): Print only analyzed nodes.
26515 (ipcp_replace_map_create): Remove support for Fortran constant
26517 * ipa-prop.c (ipa_method_modify_stmt,
26518 ipa_callsite_compute_param): Support for SSA.
26519 * ipa-prop.h (ipcp_driver): Remove declaration.
26520 (IS_VALID_TREE_MAP_INDEX): Add define.
26522 2007-01-24 Geoffrey Keating <geoffk@apple.com>
26524 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
26526 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26528 PR middle-end/30447
26529 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
26530 constant argument to cabs and do it without checking for
26531 -funsafe-math-optimizations.
26533 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
26535 * c-common.h (RID_FIRST_CXX0X): New.
26536 (RID_LAST_CXX0X): New.
26537 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
26539 * c.opt (Wc++0x-compat): New.
26540 * doc/invoke.texi (-Wc++0x-compat): Document.
26542 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26544 * builtins.c (fold_builtin_carg): New.
26545 (fold_builtin_1): Use it.
26547 2007-01-24 Jan Hubicka <jh@suse.cz>
26549 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
26551 * ipa-inline.c (initial_insns, max_insns): Delete.
26552 (compute_max_insns): New function.
26553 (cgraph_decide_inlining_of_small_function): Use it; take minimal
26554 amount of insns as base for code growth.
26555 (cgraph_decide_inlining): Make initial_insns local; do not compute
26557 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
26558 * doc/invoke.texi (inline-unit-growth): Update docs.
26560 2007-01-24 Jakub Jelinek <jakub@redhat.com>
26562 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
26563 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
26564 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
26565 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
26566 for CPUs that have PTA_CX16 set.
26568 PR middle-end/27416
26569 * gimplify.c (omp_check_private): New function.
26570 (gimplify_scan_omp_clauses): Use it for
26571 firstprivate/lastprivate/reduction.
26573 PR middle-end/30494
26574 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
26575 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
26577 PR middle-end/30421
26578 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
26579 If lower_lastprivate_clauses emits some statements, append them
26580 to dlist rather than body_p and to body_p append an initializer.
26581 (lower_omp_for): Adjust caller.
26583 2007-01-24 Steve Ellcey <sje@cup.hp.com>
26585 * target.h (globalize_decl_name): New.
26586 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
26587 * output.h (default_globalize_decl_name): New.
26588 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
26590 (globalize_decl): Ditto.
26591 (default_globalize_decl_name): New.
26592 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
26593 (ia64_handle_version_id_attribute): New.
26594 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
26595 (ia64_asm_output_external): Use globalize_decl_name instead
26596 of globalize_label.
26597 * doc/extend.texi (version_id): New pragma.
26598 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
26600 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26602 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
26603 _uleb128_t and _Unwind_SWord with _sleb128_t.
26604 * unwind-dw2.c (extract_cie_info, execute_stack_op,
26605 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
26607 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
26608 * unwind-pe.h (read_uleb128, read_sleb128,
26609 read_encoded_value_with_base): Likewise.
26610 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
26612 2007-01-24 Richard Guenther <rguenther@suse.de>
26614 * builtins.c (expand_builtin_cexpi): Get the fndecl
26615 for cexp in the correct way.
26617 2007-01-24 Jan Hubicka <jh@suse.cz>
26619 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
26622 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26624 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
26625 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
26626 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
26627 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
26628 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
26629 __SIZEOF_PTRDIFF_T__.
26630 * doc/cpp.texi: Documentation for the new builtin macros added.
26632 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
26634 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
26635 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
26636 instead of operands[2] to avoid access past the end of array.
26638 2007-01-24 Richard Sandiford <richard@codesourcery.com>
26640 * reload1.c (emit_reload_insns): Pass the reload register
26641 for a non-spill output reload through forget_old_reloads_1.
26643 2007-01-23 Joseph Myers <joseph@codesourcery.com>
26645 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26646 _SOFT_DOUBLE if doubles use software floating-point.
26647 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
26648 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
26649 * config/rs6000/darwin-ldouble.c: Also compile functions for
26650 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
26651 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
26652 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
26653 commented-out long double override.
26654 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
26655 * config/rs6000/eabispe.h: Likewise.
26656 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
26657 long double for non-SPE.
26658 (rs6000_handle_option): Likewise.
26659 (invalid_e500_subreg): Disallow more subregs involding DImode,
26660 DFmode, TImode or TFmode.
26661 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
26663 (legitimate_lo_sum_address_p): Also check for TFmode for E500
26665 (rs6000_legitimize_address): Also handle TFmode for E500 double.
26666 (rs6000_legitimize_reload_address): Also handle TFmode for E500
26668 (rs6000_legitimate_address): Also check for TFmode for E500
26670 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
26671 (spe_build_register_parallel): Handle TFmode and TCmode.
26672 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
26674 (function_arg): Handle TFmode and TCmode for E500 double.
26675 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
26677 (print_operand): Handle TFmode and TImode for %y.
26678 (rs6000_generate_compare): Handle TFmode comparisons for E500
26680 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
26681 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
26682 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
26683 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
26684 TFmode for E500 double.
26685 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
26686 (floatsidf2): Enable for E500 double.
26687 (movtf_softfloat): Use rs6000_nonimmediate_operand.
26688 (extenddftf2): Change to extenddftf2_fprs.
26689 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
26690 depending on TARGET_E500_DOUBLE.
26691 (extendsftf2): Enable for E500 double.
26692 (trunctfdf2): Enable for E500 double.
26693 (trunctfsf2): Change to trunctfsf2_fprs.
26694 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
26695 depending on TARGET_E500_DOUBLE.
26696 (floatsitf2): Enable for E500 double.
26697 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
26698 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
26699 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
26700 (negtf2): Change to negtf2_internal.
26701 (negtf2): New expander.
26702 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
26703 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
26704 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
26705 (movdi_internal32): Use rs6000_nonimmediate_operand.
26706 (unnamed splitter): Likewise.
26707 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
26708 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
26709 (SPE64TF, DITI): New mode macros.
26710 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
26713 (frob_<mode>_di_2): New.
26714 (frob_tf_di_8_2): New.
26715 (frob_di_df): Change to frob_di_<mode>; allow more modes.
26717 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
26719 (frob_ti_<mode>_8_2): New.
26720 (frob_ti_tf_2): New.
26721 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
26722 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
26724 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
26725 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
26726 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
26727 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
26728 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
26729 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
26732 2007-01-23 Ian Lance Taylor <iant@google.com>
26734 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
26736 (OBJS-archive): Reformat, alphabetize.
26737 (OBJS): Change out_object_file to OBJS-md.
26739 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
26741 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
26742 JUMP_P and CALL_P predicates where applicable.
26743 * config/i386/i386.c: Ditto.
26744 * config/i386/i386.md: Ditto.
26745 * config/i386/mmx.md: Ditto.
26746 * config/i386/predicates.md: Ditto.
26748 2007-01-22 Andreas Schwab <schwab@suse.de>
26750 * config/m68k/m68k.h: Fix comment.
26752 2007-01-22 Jan Hubicka <jh@suse.cz>
26754 * passes.c (init_optimization_passes): Do not rerun
26755 pass_early_warn_uninitialized.
26757 2007-01-22 Richard Guenther <rguenther@suse.de>
26759 PR tree-optimization/30038
26760 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
26762 (execute_cse_sincos_1): Likewise.
26763 (execute_cse_sincos): Likewise.
26764 (gate_cse_sincos): Likewise.
26765 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
26766 the cexpi() canonicalization of sincos().
26767 * tree-pass.h (pass_cse_sincos): Declare.
26768 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
26770 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
26772 PR rtl-optimization/29329
26773 * combine.c (replaced_rhs_insn): Rename to i2mod.
26774 (replaced_rhs_value): Rename to i2mod_new_rhs.
26775 (i2mod_old_rhs): New global variable.
26776 (combine_instructions): Adjust for above change. Save a copy of
26777 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
26778 note are substituted in the second instruction.
26779 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
26780 ditch the note if it pertains to the second eliminated register
26781 and this register is mentioned in i2mod_old_rhs.
26784 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
26786 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
26787 the insn to which the note was originally attached.
26789 2007-01-21 Jan Hubicka <jh@suse.cz>
26791 * ipa-inline.c (inlining_mode): Comment, move up.
26792 (cgraph_decide_inlining_incrementally): Do not perform inlining
26793 itself; fix handling of flattening of self recursive functions.
26794 (cgraph_find_cycles): Remove.
26795 (cgraph_flatten_node): Remove.
26796 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
26797 (try_inline): New function.
26798 (cgraph_early_inlining): Update call of
26799 cgraph_decide_inlining_incrementally. Apply inlining here.
26800 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
26802 2007-01-21 Dirk Mueller <dmueller@suse.de>
26805 * tree-vrp.c (check_array_bounds): do not warn
26806 about ADDR_EXPR's of ARRAY_REF's which are immediately
26807 used in binary expressions.
26809 2007-01-21 Ira Rosen <irar@il.ibm.com>
26811 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
26812 read_write_dep and macros for its access.
26813 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
26814 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
26815 argument, call vect_check_interleaving for every independent pair of
26816 data-refs. Mark loads that access the same memory location as a store
26818 (vect_check_dependences): Remove.
26819 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
26820 call, fix the call to vect_analyze_data_ref_dependence.
26821 (vect_analyze_data_ref_access): For statements that access the same
26822 data-ref, check that they are not stores; for loads, check that there
26823 is no store that access the same location.
26825 2007-01-20 Roger Sayle <roger@eyesopen.com>
26826 Joseph Myers <joseph@codesourcery.com>
26828 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
26829 (-fdump-rtl-stack): Likewise.
26830 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
26831 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
26832 (-mpt-fixed): Use @minus{} for minus sign.
26833 (Using Precompiled Headers): Fix under/overfull hbox.
26835 2007-01-20 Jan Hubicka <jh@suse.cz>
26837 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
26838 place within annotation.
26840 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26842 * pa.c (output_move_double): Change array size of xoperands to 4.
26844 2007-01-20 Jan Hubicka <jh@suse.cz>
26846 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
26849 2007-01-19 Ian Lance Taylor <iant@google.com>
26851 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
26852 constant to unsigned HOST_WIDE_INT before negating.
26854 2007-01-19 Ian Lance Taylor <iant@google.com>
26856 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
26858 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
26859 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26860 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
26861 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
26862 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26863 (realloc_vdef, realloc_vuse): Change second parameter to
26865 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
26866 fields to unsigned.
26867 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
26868 unsigned. Change x and lim locals to unsigned.
26869 (realloc_vdef, realloc_vuse): Change num_elem parameter to
26871 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
26872 (copy_virtual_operands): Change i and n locals to unsigned.
26874 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26876 PR middle-end/29335
26877 * builtins.c (fold_builtin_1): Handle builtin fdim.
26879 2007-01-20 Jan Hubicka <jh@suse.cz>
26881 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
26882 * tree-ssa-structalias.c (compute_points_to_sets): Do call
26883 init_alias_heapvars.
26884 (init_alias_heapvars): Initialize only when not already initialized.
26885 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
26887 2007-01-19 Roger Sayle <roger@eyesopen.com>
26889 * common.opt (fsigned-zeros): New command line option.
26890 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
26891 of flag_unsafe_math_optimizations.
26892 * opts.c (set_fast_math_flags): The -ffast-math command line option
26893 implies -fno-signed-zeros.
26894 (fast_math_flags_set_p): Likewise.
26896 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
26897 the documentation of -ffast-math appropriately. Wrap long lines.
26899 2007-01-19 Steve Ellcey <sje@cup.hp.com>
26901 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
26902 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
26904 2007-01-19 Tomas Bily <tbily@suse.cz>
26906 * cgraphunit.c (cgraph_finalize_function): Updating of pid
26908 (tree_init_ic_make_global_vars): New function
26909 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
26910 (tree_gen_ic_profiler): New function
26911 (tree_gen_ic_func_profiler): New function
26912 (tree_profiling): Added calling of tree_gen_ic_func_profiler
26913 (tree_profile_hooks): Added hook for indirec/virtual calls
26914 * value-prof.c (tree_find_values_to_profile): New case for
26916 (tree_values_to_profile): Call for determining indirect/virtual
26918 (tree_indirect_call_to_profile): New function
26919 (tree_ic_transform): New function
26920 (tree_ic): New function
26921 (find_func_by_pid): New function
26922 (init_pid_map): New function
26923 (tree_value_profile_transformations): Added check for
26924 indirect/virtual call transformation
26925 * value-prof.h (enum hist_type): New counter type for
26926 indirect/virtual calls
26927 (profile_hooks): Added new hook for profiling indirect/virtual
26929 * profile.c (instrument_values): New case for indirect/virtual
26931 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
26932 (GCOV_COUNTER_V_INDIR): New counter type
26933 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
26934 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
26936 * cgraph.c: Definition of cgraph_max_pid
26937 (cgraph_create_node): Default init of pid attribute
26938 * cgraph.h: Declaration of cgraph_max_pid
26939 (struct cgraph_node): Added pid attribute
26940 * libgcov.c (__gcov_indirect_call_profiler): New function
26941 (__gcov_one_value_profiler_body): New function
26942 (__gcov_one_value_profiler): Body was moved to
26943 __gcov_one_value_profiler_body and calls it
26945 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
26947 * doc/gty.texi (Options): Document the mark_hook option to GTY.
26948 * gengtype.c (write_types_data, write_func_for_structure,
26949 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
26950 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
26951 (walk_type, write_func_for_structure): Generate the mark_hook if
26954 2007-01-19 Jan Hubicka <jh@suse.cz>
26956 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
26957 'early' argument take inlining mode argument specifying whether to
26958 inline for size/speeed or all functions; add support for flattening;
26960 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
26962 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26965 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
26966 the name of the declared identifier.
26968 2007-01-19 Dirk Mueller <dmueller@suse.de>
26970 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
26971 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
26972 duplicate evaluation.
26974 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
26976 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
26977 Macroize expander using X87MODEF12 mode macro. Extend operand 1
26978 to XFMode, use acosxf2 and truncate result to requested mode.
26979 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
26980 (asin<mode>2): Similarly, with asin expanders.
26981 (*fscalexf4_i387): Rename from *fscalexf4.
26982 (expNcorexf3): New expander.
26983 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
26984 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
26985 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
26986 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
26987 patterns for SSE math.
26988 (exp10<mode>2): Similarly, with exp10 expanders.
26989 (exp2<mode>2): Similarly, with exp2 expanders.
26990 (expm1<mode>2): Similarly, with expm1 expanders.
26991 (ldexp<mode>3): Similarly, with ldexp expanders.
26992 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
26993 Use gen_truncxf<mode>2_i387_noop to truncate result.
26995 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26997 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
26998 for ColdFire targets.
27000 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
27001 Richard Sandiford <richard@codesourcery.com>
27003 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
27004 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
27005 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
27006 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
27007 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
27008 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
27010 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27012 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
27013 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
27014 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
27015 (*adddi_dilshr32_cf): New pattern.
27016 (adddi3, subdi3): Remove first alternatives.
27018 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27020 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
27021 implemented using move.l, do not use its cc result for floating-point
27024 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27026 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
27027 from accepting 's' constraints if flag_pic.
27029 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27031 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
27032 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
27033 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
27034 condition from TARGET_68881 to TARGET_HARD_FLOAT.
27036 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
27038 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
27039 ColdFire alternatives.
27040 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
27041 * config/m68k/m68k.md (clzsi2): Define for ColdFire
27042 architectures that support ff1 instruction.
27044 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27045 Julian Brown <julian@codesourcery.com>
27047 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
27048 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
27049 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
27052 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27054 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
27056 (output_move_const_into_data_reg, output_move_simode_const): Delete.
27057 * config/m68k/m68k.c (const_method, const_int_cost): Take a
27058 HOST_WIDE_INT instead of an rtx.
27059 (m68k_rtx_costs): Update call accordingly.
27060 (output_move_const_into_data_reg): Likewise. Fix formatting.
27061 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
27063 (output_move_simode_const): Update calls after above changes.
27064 Rework to use automatic variables and predicates like MEM_P.
27065 * config/m68k/m68k.md (pushexthisi_const): Update call to
27068 2007-01-19 Dirk Mueller <dmueller@suse.de>
27070 * tree-ssa-alias.c (perform_var_substitution): Fix typo
27071 in dump_flags test.
27073 2007-01-19 Richard Guenther <rguenther@suse.de>
27075 * builtins.c (expand_builtin_cexpi): Fall back to expanding
27076 via cexp in case sincos is not available.
27078 2007-01-19 Richard Guenther <rguenther@suse.de>
27080 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
27081 * defaults.h (TARGET_HAS_SINCOS): Default to off.
27082 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
27083 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
27084 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
27085 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
27086 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
27087 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
27089 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
27091 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
27093 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
27094 (atan2xf3): Directly generate RTL pattern.
27095 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
27096 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
27097 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
27098 disable patterns for SSE math.
27099 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
27100 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
27101 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
27102 disable patterns for SSE math.
27104 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
27106 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
27108 2007-01-18 Roger Sayle <roger@eyesopen.com>
27110 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
27111 VIEW_CONVERT_EXPR to the same type as it's operand.
27113 2007-01-18 David Edelsohn <edelsohn@gnu.org>
27115 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
27116 configured for long double 128.
27118 2007-01-18 Mike Stump <mrs@apple.com>
27120 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
27123 2007-01-18 Michael Meissner <michael.meissner@amd.com>
27125 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
27128 2007-01-18 Jan Hubicka <jh@suse.cz>
27130 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
27131 greater than NUM_VOP_FREE_BUCKETS.
27133 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
27135 * tree-ssa-structalias.c: Update comments.
27136 (ptabitmap_obstack): Removed.
27137 (pta_obstack): New.
27138 (oldpta_obstack): Ditto.
27139 (stats): Add a few members.
27140 (struct variable_info): Remove node, complex, address_taken, and
27141 indirect_target members. Add oldsolution member.
27142 (new_var_info): Do not initialize removed members.
27143 (constraint_expr_type): Remove INCLUDES.
27144 (constraint_graph): Add size, implicit_preds, rep,
27145 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
27146 (FIRST_REF_NODE): New macro.
27147 (LAST_REF_NODE): Ditto.
27148 (FIRST_ADDR_NODE): Ditto.
27149 (find): New function.
27151 (dump_constraint): Do not handle INCLUDES.
27152 (insert_into_complex): Do not insert duplicate constraints.
27153 (condense_varmap_nodes): Renamed and rewritten into ...
27154 (merge_node_constraints): This. Also fix bug in handling of
27155 offseted copy constraints.
27156 (clear_edges_for_node): No longer need to deal with preds at all,
27157 or removing associated preds/succs.
27158 (merge_graph_nodes): Deal with indirect_cycles.
27159 Don't deal with predecessors.
27160 (add_implicit_graph_edge): New function.
27161 (add_pred_graph_edge): Ditto.
27162 (add_graph_edge): Don't deal with predecessors.
27163 (build_constraint_graph): Removed.
27164 (build_pred_graph): New function.
27165 (build_succ_graph): Ditto.
27166 (struct scc_info): Removed in_component. Added roots, dfs, and
27167 node_mapping. Remove visited_index, unification_queue.
27168 (scc_visit): Deal with union-find we do now.
27169 Deal with cycles with REF nodes.
27170 (collapse_nodes): Renamed and rewritten to ...
27171 (unify_nodes): This.
27172 (process_unification_queue): Removed.
27173 (topo_visit): Cleanup
27174 (do_da_constraint): Use find.
27175 (do_sd_constraint): Ditto.
27176 (do_ds_constraint): Ditto.
27177 (do_complex_constraint): Ditto.
27178 (init_scc_info): Update for removed and added members.
27179 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
27180 (find_indirect_cycles): This.
27181 (equivalence_class): New variable.
27182 (label_visit): New function.
27183 (perform_variable_substitution): Rewritten.
27184 (free_var_substitution_info): New function.
27185 (find_equivalent_node): Ditto.
27186 (move_complex_constraints): Ditto.
27187 (eliminate_indirect_cycles): Ditto.
27188 (solve_graph): Only propagate changed bits.
27189 Use indirect cycle elimination.
27191 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
27192 (tree_id_eq): Renamed to ...
27193 (tree_vi_eq): This. Update for member change
27194 (insert_id_for_tree): Renamed and rewritten to ...
27195 (insert_vi_for_tree): This.
27196 (lookup_id_for_tree): Renamed and rewritten to ...
27197 (lookup_vi_for_tree): This.
27198 (get_id_for_tree): Renamed and rewritten to ...
27199 (get_vi_for_tree): Ditto.
27200 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
27201 (process_constraint): Don't handle INCLUDES.
27202 Remove special ADDRESSOF case.
27203 (find_func_aliases): Rewrite to use vi functions instead of id
27205 (create_function_info_for): Ditto.
27206 (create_variable_info_for): Ditto.
27207 (intra_create_variable_infos): Ditto.
27208 (merge_smts_into): Ditto.
27209 (find_what_p_points_to): Ditto.
27210 (init_base_vars): Ditto.
27211 (init_alias_vars): Ditto.
27212 (remove_preds_and_fake_succs): New function.
27213 (dump_sa_points_to_info): Dump new stats.
27214 (dump_solution_for_var): Use find.
27215 (set_used_smts): Fix formatting.
27216 (compute_points_to_sets): Updated for new functions.
27217 (ipa_pta_execute): Ditto.
27219 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27220 Richard Sandiford <richard@codesourcery.com>
27222 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
27224 * calls.c (expand_call): If the return value is a PARALLEL,
27225 extract its first member.
27226 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
27227 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
27228 use FUNCTION_EXTRA_EPILOGUE.
27229 (m68k_function_value): Return a PARALLEL if the return value
27230 is of a pointer type.
27231 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
27232 (FUNCTION_EXTRA_EPILOGUE): Remove.
27233 * config/m68k/m68k.md (D0_REG): New constant.
27235 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27237 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
27238 output a NOP for empty epilogues.
27240 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27242 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
27243 before function. Extend register save check to include all
27244 registers, not just integer ones.
27246 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27248 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
27249 (m68k_use_return_insn): ...this.
27250 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
27251 * config/m68k/m68k.c (use_return_insn): Rename to...
27252 (m68k_use_return_insn): ...this.
27253 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
27254 of USE_RETURN_INSN.
27256 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27258 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
27259 nearest even, fix denormal rounding overflow.
27261 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27263 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
27264 f%$smove and f%$move.
27265 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
27266 (extendsfdf2_cf): Use fdmove instead of f%&move.
27267 (truncdfsf2_cf): Use fsmove instead of f%$smove.
27268 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
27270 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27272 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
27275 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27277 * real.h (real_format): Add a canonical_nan_lsbs_set field.
27278 (coldfire_single_format): Declare.
27279 (coldfire_double_format): Likewise.
27280 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
27281 of qnan_msb_set to determine the lower bits of a canonical
27283 (encode_ieee_double): Likewise.
27284 (encode_ieee_quad): Likewise.
27285 (ieee_single_format): Initialize canonical_nan_lsbs_set.
27286 (mips_single_format): Likewise.
27287 (ieee_double_format): Likewise.
27288 (mips_double_format): Likewise.
27289 (ieee_extended_motorola_format): Likewise.
27290 (ieee_extended_intel_96_format): Likewise.
27291 (ieee_extended_intel_128_format): Likewise.
27292 (ieee_extended_intel_96_round_53_format): Likewise.
27293 (ibm_extended_format): Likewise.
27294 (mips_extended_format): Likewise.
27295 (ieee_quad_format): Likewise.
27296 (mips_quad_format): Likewise.
27297 (vax_f_format): Likewise.
27298 (vax_d_format): Likewise.
27299 (vax_g_format): Likewise.
27300 (i370_single_format): Likewise.
27301 (i370_double_format): Likewise.
27302 (decimal_single_format): Likewise.
27303 (decimal_double_format): Likewise.
27304 (decimal_quad_format): Likewise.
27305 (c4x_single_format): Likewise.
27306 (c4x_extended_format): Likewise.
27307 (real_internal_format): Likewise.
27308 (coldfire_single_format): New real_format.
27309 (coldfire_double_format): Likewise.
27310 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
27311 canonical_nan_lsbs_set.
27312 (pdp11_d_format): Likewise.
27313 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
27314 if TARGET_COLDFIRE_CPU.
27316 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27318 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
27319 (output_call, m68k_legitimize_call_address): Declare.
27320 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
27321 parenthesees. Add support for a 'W' constraint.
27322 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
27323 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
27324 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
27325 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
27327 (override_options): Initialize them. Do not set flag_no_function_cse
27328 for TARGET_ID_SHARED_LIBRARY.
27329 (m68k_output_pic_call): Delete.
27330 (m68k_legitimize_call_address): New function.
27331 (print_operand): Remove the %o prefix. Handle the %p prefix.
27332 (output_call): New function.
27333 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
27334 target address from the GOT if symbolic jumps are not allowed.
27335 * config/m68k/m68k.md (call, general_operand): Do not set
27336 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
27337 Merge separate flag_pic and !flag_pic define_insns into...
27338 (*call, *call_value): ...these new patterns. Match the address
27339 rather than the containing MEM and require it to be a call_operand.
27340 Use output_call to generate the asm template.
27341 * config/m68k/predicates.md (const_call_operand): New predicate.
27342 (call_operand): Likewise.
27344 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27346 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
27347 (STACK_GROWS_DOWNWARD): Define to 1.
27348 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
27349 comments, emphasizing that these values are only defaults.
27350 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
27351 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
27353 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27355 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
27357 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
27358 Richard Sandiford <richard@codesourcery.com>
27360 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
27361 (FP_REGNO_P): New macros.
27362 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
27363 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
27364 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
27365 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
27367 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27369 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27370 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
27372 * config/m68k/t-floatlib: New file, extracting common code from...
27373 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
27374 * config/m68k/t-uclinux: Here.
27375 * config/m68k/fpgnulib.c: Do not compile extendeed precision
27376 routines on ColdFire targets.
27378 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
27380 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27381 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
27382 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
27383 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
27384 explicitly set MOTOROLA to 1.
27385 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
27387 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27388 Nathan Sidwell <nathan@codesourcery.com>
27390 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
27391 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
27392 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
27393 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
27394 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
27395 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
27396 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
27397 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
27398 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
27399 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
27400 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
27401 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
27402 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
27403 (DBX_REGISTER_NUMBER): Delete.
27404 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
27405 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
27406 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
27408 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27410 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
27411 * config/flat.h: New file.
27412 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
27413 OBJECT_FORMAT_FLAT.
27414 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
27415 indirect references for -msep-data or -mid-shared-library.
27416 Do not use PC-relative code addresses either.
27417 * config/m68k/m68k.c (override_options): Restrict -fPIC error
27419 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
27420 for shared libraries and crt1.o for executables. Use crti.o and
27422 (ENDFILE_SPEC): Use crtend.o and crtn.o.
27423 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
27424 Do not add -elf2flt or -shared-lib-id options here.
27425 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
27426 Pass -shared-lib-id if -mid-shared-library, taking the library
27427 identifier from -mshared-library-id if given, otherwise
27429 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
27430 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
27431 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
27432 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
27433 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
27434 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
27436 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
27437 jump sequence for ISA A and ISA A+.
27438 (PICJUMP): Likewise.
27440 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27442 * config.gcc (m68k-*-uclinux*): Base the port on the common
27443 and m68k GNU/Linux files rather than on the generic ELF ones.
27444 * config/m68k/uclinux.h (TARGET_VERSION): Override.
27445 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
27447 2007-01-18 Julian Brown <julian@codesourcery.com>
27448 Richard Sandiford <richard@codesourcery.com>
27450 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
27451 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
27452 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
27454 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
27455 80 unconditionally.
27456 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
27458 2007-01-18 Richard Sandiford <richard@codesourcery.com>
27460 * doc/install.texi: Document m68k-uclinuxoldabi.
27461 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
27462 * config/m68k/uclinux-oldabi.h: New file, copied from
27463 config/m68k/uclinux.h.
27465 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
27467 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
27468 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
27469 (m32r_compute_frame_size): Use unsigned for regno.
27470 (m32r_reload_lr): Use gen_frame_mem.
27472 (m32r_output_function_epilogue): Don't output the function epilogue
27474 (m32r_expand_epilogue): New.
27475 (direct_return): Return false if the function has the interrupt
27477 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
27478 * config/m32r/m32r.md (epilogue): New expander.
27479 (return_lr, return_rte): New insns.
27480 (return): Make it expander.
27481 (return_normal): New expander.
27483 2007-01-18 Josh Conner <jconner@apple.com>
27486 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
27487 support for UNLE, UNLT, UNGE, and UNGT.
27489 2007-01-18 Jan Hubicka <jh@suse.cz>
27491 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
27492 * tree-tailcall (add_virtual_phis): Likewise.
27493 (optimize_tail_call): Return TODOs.
27494 (execute_tail_calls): Return TODOs.
27495 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
27496 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
27498 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
27499 Cleanup cfg using TODO.
27500 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
27501 * passes.c (execute_function_todo): When cleanup did something, remove
27503 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
27504 (make_edges): Don't cleanup_cfg.
27506 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
27508 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
27509 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
27510 operate on the top of stack.
27511 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
27512 register handling of instructions that output to the second
27514 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
27515 (move_for_stack_reg): Special-case check for dead destination
27516 stack slot for constant load of 1.0 inside UNSPEC_TAN.
27518 * config/i386/i386.md (UNSPEC_TAN): New constant.
27519 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
27520 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
27521 to correctly model move of constant 1.0 to top stack slot.
27522 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
27523 (unnamed peephole2 pattern): Remove corresponding peephole2
27524 pattern that optimizes tan insn and loading of constant 1.0.
27525 (tanxf2): Use fptanxf4_i387.
27526 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
27527 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
27528 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
27529 disable patterns for SSE math.
27530 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
27531 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
27533 2007-01-18 Dirk Mueller <dmueller@suse.de>
27534 Richard Guenther <rguenther@suse.de>
27537 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
27538 * common.opt (Warray-bounds): Add new warning option.
27539 * c-opts.c (c_common_handle_option): Define -Warray-bounds
27541 * Makefile.in: make tree-vrp.o depend on toplev.h
27542 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
27544 (check_array_refs, check_array_bounds, check_array_ref): New.
27546 2007-01-18 Jan Hubicka <jh@suse.cz>
27548 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
27549 (execute_ssa_ccp): Return flags conditionally.
27550 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
27552 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
27554 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
27556 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
27557 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
27559 * Makefile.c (GTFILES): Add cfglayout.h.
27560 * gengtype.c (open_base_files): Likewise.
27561 * cfglayout.c (cfg_layout_function_footer,
27562 cfg_layout_function_header) Reindent to make gengtype happy.
27563 * cfglayout.h (cfg_layout_function_footer,
27564 cfg_layout_function_header): Add GTY(()) marker.
27566 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
27568 2007-01-18 Ben Elliston <bje@au.ibm.com>
27570 * genautomata.c (write_automata): Include xstrerror output in the
27571 error message if writing the DFA description file fails.
27573 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
27575 * config/mips/mips-protos.h (mips_output_external): Make it
27577 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
27578 * config/mips/mips.c (irix_output_external_libcall): Likewise.
27579 (extern_list): Likewise.
27580 (extern_head): Likewise.
27581 (TARGET_ASM_FILE_END): Likewise.
27582 (mips_file_end): Likewise.
27583 (mips_output_external): Rewritten.
27585 2007-01-18 Ben Elliston <bje@au.ibm.com>
27587 * genpreds.c (write_insn_preds_c): Only write out the function
27588 body for regclass_for_constraint if we have register constraints.
27590 2007-01-17 Tom Tromey <tromey@redhat.com>
27592 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
27593 * doc/install.texi (Testing): Use sourceware.org.
27594 (Binaries): Likewise.
27595 (Specific): Likewise.
27596 * doc/contrib.texi (Contributors): Use sourceware.org.
27598 2007-01-17 Anatoly Sokolov <aesok@post.ru>
27600 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
27601 (AVR_ENHANCED): Rename to ...
27602 (AVR_HAVE_MUL): ... new.
27603 (avr_enhanced_p): Rename to ...
27604 (avr_have_mul_p): ... new.
27605 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
27606 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
27607 * config/avr/avr.c (avr_enhanced_p): Rename to ...
27608 (avr_have_mul_p): ... new.
27609 (base_arch_s): Rename 'enhanced' to 'have_mul'.
27610 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
27611 'avr_enhanced_p' and 'enhanced'.
27612 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
27613 AVR_HAVE_MUL instead of AVR_ENHANCED.
27614 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
27615 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
27616 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
27617 instead of AVR_ENHANCED.
27618 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
27619 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
27620 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
27622 2007-01-17 Ian Lance Taylor <iant@google.com>
27624 * vec.h (VEC_reserve_exact): Define.
27625 (vec_gc_p_reserve_exact): Declare.
27626 (vec_gc_o_reserve_exact): Declare.
27627 (vec_heap_p_reserve_exact): Declare.
27628 (vec_heap_o_reserve_exact): Declare.
27629 (VEC_OP (T,A,reserve_exact)): New static inline function, three
27631 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
27632 negative parameter.
27633 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
27634 (VEC_OP (T,A,copy)) [all versions]: Likewise.
27635 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
27636 * vec.c (calculate_allocation): Add exact parameter. Change all
27638 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
27639 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
27640 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
27641 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
27642 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
27643 (vec_heap_p_reserve_exact): New function.
27644 (vec_heap_o_reserve_exact): New function.
27646 2007-01-17 Jan Hubicka <jh@suse.cz>
27648 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
27650 2007-01-17 Eric Christopher <echristo@apple.com>
27652 * config.gcc: Support core2 processor.
27654 2007-01-16 Jan Hubicka <jh@suse.cz>
27656 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
27657 the names, just unlink the chain so we don't crash on dangling
27661 2007-01-16 Jan Hubicka <jh@suse.cz>
27663 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
27664 * tree-pass.h: Reorder to make IPA passes appear toegher.
27665 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
27667 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
27668 parameters, do not call early inliner.
27669 * ipa-inline.c: Update comments. Include tree-flow.h
27670 (cgraph_decide_inlining): Do not compute inlining parameters.
27671 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
27672 be called with function context set up.
27673 (pass_ipa_inline): Remove unreachable functions before pass.
27674 (cgraph_early_inlining): Simplify assuming to be called from the
27676 (pass_early_inline): New pass.
27677 (cgraph_gate_ipa_early_inlining): New gate.
27678 (pass_ipa_early_inline): Turn into simple wrapper.
27679 (compute_inline_parameters): New function.
27680 (gate_inline_passes): New gate.
27681 (pass_inline_parameters): New pass.
27682 (apply_inline): Move here from tree-optimize.c
27683 (pass_apply_inline): New pass.
27684 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
27686 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
27687 doing them by hand.
27688 (tree_function_versioning): Do not allocate dummy struct function.
27689 * tree-inline.h (optimize_inline_calls): Update prototype.
27690 * tree-optimize.c (execute_fixup_cfg): Export.
27691 (pass_fixup_cfg): Remove
27692 (tree_rest_of_compilation): Do not apply inlines.
27693 * tree-flow.h (execute_fixup_cfg): Declare.
27694 * Makefile.in (gt-passes.c): New.
27695 * passes.c: Include gt-passes.h
27696 (init_optimization_passes): New passes.
27697 (nnodes, order): New static vars.
27698 (do_per_function_toporder): New function.
27699 (execute_one_pass): Dump current pass here.
27700 (execute_ipa_pass_list): Don't dump current pass here.
27702 2007-01-16 Janis Johnson <janis187@us.ibm.com>
27704 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
27705 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
27707 2007-01-16 David Edelsohn <edelsohn@gnu.org>
27709 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
27710 (strong_alias): Define.
27711 (__gcc_qmul): Provide non-FMA for soft-float.
27712 (__gcc_qdiv): Same.
27717 (__gcc_qunord): New.
27727 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
27728 soft-float functions.
27729 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
27730 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
27731 about long double soft float.
27733 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
27734 Tehila Meyzels <tehila@il.ibm.com>
27736 * tree-vectorizer.h (is_pattern_stmt_p): New.
27737 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
27738 formatting (tabs instead of spaces). Cleanup and clarify setting
27739 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
27740 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
27741 (vectorizable_type_demotion): Check that types are integral.
27742 (vectorizable_type_promotion): Likewise.
27743 (vectorizable_store): Fix typo. Eliminate new-line at end of
27746 2007-01-16 Jan Hubicka <jh@suse.cz>
27748 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
27751 2007-01-15 Eric Christopher <echristo@apple.com>
27753 * ifcvt.c: Include vec.h, vecprim.h.
27754 (check_cond_move_block): New argument regs.
27755 Reorganize. Add registers used to regs.
27756 (cond_move_process_if_block): Use regs set above as
27759 2007-01-15 Eric Christopher <echristo@apple.com>
27761 * config/darwin.h: Update copyright.
27762 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
27763 (LINK_COMMAND_SPEC): Add -u.
27764 (LINK_SPEC): Fix umbrella for above.
27766 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
27768 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
27771 2007-01-15 Tom Tromey <tromey@redhat.com>
27773 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
27774 * doc/install.texi (Testing): Don't mention jacks.
27775 (Configuration): Document --enable-java-maintainer-mode. Move
27776 --with-java-home to libgcj-specific section. Document
27778 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
27780 2007-01-15 Jan Hubicka <jh@suse.cz>
27782 * tree-ssa-dce.c (DCE_TODOs): New.
27783 (propagate_necessity): Return if something changed.
27784 (eliminate_unnecessary_stmts): Likewise.
27785 (perform_tree_ssa_dce): Return TODO flags when needed.
27786 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
27788 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
27790 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
27791 (fyl2x_extend<mode>xf3_i387): New insn pattern.
27792 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
27793 patterns using X87MODEF12 mode macro. Extend operand 1
27794 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
27795 (log10<mode>2): Ditto.
27796 (log2<mode>2): Ditto.
27797 (log1p<mode>2): Ditto.
27798 (logb<mode>2): Ditto.
27799 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
27800 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
27801 (*fxtractxf3_i387): Rename from *fxtractxf3.
27802 (fxtract_extend<mode>xf3_i387): New insn pattern.
27803 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
27804 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
27805 and gen_fyl2xxf3_i387().
27807 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
27809 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
27810 * cfgloopmanip.c (fix_loop_placement): Made static. Use
27811 get_loop_exit_edges. Changed return type to bool.
27812 * cfgloop.h (fix_loop_placement): Declaration removed.
27814 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
27816 * param.h (MIN_VECT_LOOP_BOUND): New.
27817 * params.def (MIN_VECT_LOOP_BOUND): New.
27818 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
27819 argument - minimum threshold for number of iterations.
27820 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
27821 argument to declaration.
27822 * tree-vect-analyze.c (vect_analyze_operations): Check value of
27823 MIN_VECT_LOOP_BOUND.
27824 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
27825 slpeel_tree_peel_loop_to_edge with additional argument.
27826 (vect_do_peeling_for_alignment): Likewise.
27827 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
27829 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
27832 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
27833 operands of size 1.
27835 2007-01-14 Jan Hubicka <jh@suse.cz>
27837 * tree-dfa.c (remove_referenced_var): New function.
27838 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
27839 prune referenced vars list too.
27840 * tree-flow.h (remove_referenced_var): Declare.
27842 2007-01-14 Jan Hubicka <jh@suse.cz>
27844 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
27846 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
27847 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
27848 * except.h (verify_eh_throw_table_statements): Kill prototype.
27849 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
27850 into call exrepssions.
27851 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
27853 * tree-cfg.c: Include pointer-set.h.
27854 (verify_node_sharing): Work on pointer set.
27855 (verify_eh_throw_stmt_node): New.
27856 (verify_stmts): Use pointers sets, verify throw_stmt.
27858 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
27860 * ipa-reference.c (analyze_function): Consider also addresses taken
27863 2007-01-12 Roger Sayle <roger@eyesopen.com>
27865 * c-typeck.c (null_pointer_constant_p): Replace use of
27866 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27867 (build_c_cast): Likewise.
27869 2007-01-12 Roger Sayle <roger@eyesopen.com>
27871 * tree.h (force_fit_type_double): Remove unused final argument.
27872 * c-common.c (constant_expression_warning): Replace use of
27873 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27874 (convert_and_check): Likewise.
27875 (shorten_compare): Update call to force_fit_type_double.
27876 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
27877 * convert.c (convert_to_pointer): Update call to
27878 force_fit_type_double.
27879 * fold-const.c (force_fit_type_double): Remove overflowed_const
27881 (int_const_binop, fold_convert_const_int_from_int,
27882 fold_convert_const_int_from_real, fold_div_compare,
27883 fold_sign_changed_comparison, fold_unary, fold_negate_const,
27884 fold_abs_const, fold_not_const): Remove the final argument from
27885 calls to force_fit_type_double.
27887 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
27889 * configure.ac: Set insn to "nop" for spu-*-* also.
27890 * configure: Regenerate.
27892 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
27894 * builtins.def : Add BUILT_IN_FREE.
27896 2007-01-12 Jan Hubicka <jh@suse.cz>
27898 PR tree-optimization/30443
27899 * tree-inline.c (tree_function_versioning): Do not optimize when
27900 cloning for inlining.
27902 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
27904 * doc/loop.texi: Document recording of loop exits.
27905 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
27906 (update_single_exits_after_duplication,
27907 update_single_exit_for_duplicated_loop,
27908 update_single_exit_for_duplicated_loops): Removed.
27909 (duplicate_loop_to_header_edge): Do not call
27910 update_single_exits_after_duplication and
27911 update_single_exit_for_duplicated_loops.
27912 (loop_version): Do not update single_exit information.
27913 (fix_loop_structure): Use record_loop_exits instead of
27914 mark_single_exit_loops.
27915 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
27916 the lists of loop exits.
27917 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
27918 split_edge, merge_blocks): Update the lists of loop exits.
27919 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
27920 loop_optimizer_init.
27921 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
27922 of mark_single_exit_loops.
27923 (loop_optimizer_finalize): Call release_recorded_exits.
27924 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
27925 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
27926 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
27927 update single exit information.
27928 * lambda-code.c (perfect_nestify): Ditto.
27929 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
27930 (mark_single_exit_loops): Removed.
27931 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
27932 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
27933 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
27935 (get_loop_exit_edges, single_exit): Use recorded exit lists.
27936 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
27937 (verify_loop_structure): Verify consistency of the exit lists.
27938 (flow_loops_find): Use alloc_loop. Initialize exits hash.
27939 (set_single_exit): Removed.
27940 * cfgloop.h (struct loop_exit): New function.
27941 (struct loop): single_exit_ field replaced by exits field.
27942 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
27943 LOOPS_HAVE_RECORDED_EXITS.
27944 (struct loops): Added exits hash.
27945 (mark_single_exit_loops, set_single_exit): Declaration removed.
27946 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
27948 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27950 * doc/invoke.texi: Avoid use of @headitem.
27952 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27954 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
27956 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27958 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
27961 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27962 Richard Sandiford <richard@codesourcery.com>
27964 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
27965 * config/m68k/m68k.opt: Resort options.
27966 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
27968 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27969 Richard Sandiford <richard@codesourcery.com>
27971 * doc/invoke.texi: Document the macros that are defined by
27972 m68k's -mtune and -mhard-float options.
27973 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
27974 (m68k_cpp_cpu_family): Likewise.
27975 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
27976 of __ucfv*__ macros. Define __mcffpu__ if generating code for
27977 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
27978 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
27979 (m68k_cpp_cpu_family): Likewise.
27981 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27983 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
27984 macros besides mc68000 as tuning macros. Use a switch statement
27985 to set them and mcpu32.
27987 2007-01-12 Julian Brown <julian@codesourcery.com>
27989 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
27990 (TARGET_68040_ONLY): Rename to...
27991 (TARGET_68040): ...this.
27992 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
27993 * config/m68k/m68k.md: Likewise.
27995 2007-01-12 Julian Brown <julian@codesourcery.com>
27996 Nathan Sidwell <nathan@codesourcery.com>
27997 Richard Sandiford <richard@codesourcery.com>
27999 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
28000 the -mcpu= argument associated with the --with-cpu setting.
28001 Define M68K_DEFAULT_TUNE to the default -mtune= option,
28002 if different from the one implied by the -mcpu setting.
28003 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
28004 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
28005 * doc/invoke.texi: Mention ColdFire in the introduction to the
28006 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
28007 -mno-div and -mhard-float options. Make -m68881 a synonym for
28008 -mhard-float. Document the previously-undocumented -m5206e,
28009 -m528x, -m5307 and -m5407 options. Tweak the existing option
28010 documentation for consistency.
28011 * doc/install.texi: Mention new --with-cpu arguments.
28012 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
28013 default CPU if neither -mcpu nor -march are specified.
28014 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
28015 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
28016 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
28017 using m68k_tune to decide between families that implement the
28018 same ISA. Use m68k_tune to set __mcfv4e__.
28019 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
28020 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
28021 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
28022 (FL_ISA_C, FL_ISA_MMU): New macros.
28023 (MASK_COLDFIRE): Delete.
28024 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
28025 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
28026 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
28027 (TARGET_HARD_FLOAT): Do not define here.
28028 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
28029 (TUNE_68000): New macro.
28030 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
28031 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
28032 (TUNE_CFV2): Redefine in terms of m68k_tune.
28033 (uarch_type, target_device, fpu_type): New enums.
28034 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
28035 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
28036 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
28037 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
28038 (FL_FOR_isa_c): New macros.
28039 (m68k_isa): New enum.
28040 (m68k_target_selection): New structure.
28041 (all_devices, all_isas, all_microarchs): New tables.
28042 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
28043 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
28044 (MASK_ALL_CPU_BITS): Delete.
28045 (m68k_find_selection): New function.
28046 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
28047 Map the legacy target options to a combination of the new ones.
28048 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
28049 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
28050 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
28052 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
28053 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
28055 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
28056 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
28057 * config/m68k/m68k-devices.def: New file.
28059 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28060 Nathan Sidwell <nathan@codesourcery.com>
28062 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
28063 (SUBTARGET_EXTRA_SPECS): New macros.
28064 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
28065 use %(asm_cpu_spec) instead.
28066 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
28067 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
28068 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
28069 (EXTRA_SPECS): Rename to...
28070 (SUBTARGET_EXTRA_SPECS): ...this.
28072 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
28073 Richard Sandiford <richard@codesourcery.com>
28074 Julian Brown <julian@codesourcery.com>
28076 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
28077 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
28078 to the configuration's default CPU.
28079 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
28080 Remove default masks.
28081 (m680[012]0-*-*): Set the default with_cpu to the first part of
28083 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
28084 (m68k*-*-linux): Extend the --with-cpu handling to...
28085 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
28086 and m68010. Don't set target_cpu_default2.
28087 * doc/install.texi: Document --with-cpu for m68k.
28088 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
28089 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
28090 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
28091 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
28092 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
28093 (ASM_SPEC): Remove use of %(asm_cpu_default).
28094 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
28095 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
28096 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
28097 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
28098 __HAVE_FPU__ if TARGET_HARD_FLOAT.
28099 (TARGET_DEFAULT): Delete.
28100 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
28101 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
28102 (CPP_CPU_SPEC): Delete.
28103 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
28104 the appropriate string.
28105 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
28106 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
28107 (ASM_SPEC): Don't use %(asm_default_spec).
28108 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
28109 TARGET_DEFAULT and add MASK_68881.
28110 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
28112 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28114 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
28115 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
28116 MASK_68010 alongside MASK_68020.
28117 * doc/invoke.texi: Document -m68010.
28118 * config/m68k/m68k.opt (m68010): New.
28119 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
28121 (TUNE_68010): New macro.
28122 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
28123 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
28124 (M68K_CPU_m68332): Add MASK_68010.
28125 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
28126 fallback definition.
28127 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
28129 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
28130 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
28131 to all entries that use MASK_68020.
28132 (output_move_simode_const, output_move_himode, output_move_qimode)
28133 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
28134 instead of TARGET_68020 to select clr behavior. Remove comment
28135 about there being no TARGET_68010.
28136 * config/m68k/m68k.md: Likewise throughout.
28138 2007-01-12 Julian Brown <julian@codesourcery.com>
28140 * config/m68k/m68k.h (TARGET_ISAB): New macro.
28141 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
28142 * config/m68k/m68k.md: Likewise.
28144 2007-01-12 Julian Brown <julian@codesourcery.com>
28146 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
28147 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
28149 2007-01-12 Julian Brown <julian@codesourcery.com>
28151 * config/m68k/m68k.h (TUNE_68040_60): New macro.
28152 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
28153 * config/m68k/m68k.md: Likewise.
28155 2007-01-12 Julian Brown <julian@codesourcery.com>
28156 Richard Sandiford <richard@codesourcery.com>
28158 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
28159 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
28160 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
28162 (TARGET_CPU32): Rename to...
28163 (TUNE_CPU32): ...this.
28164 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
28165 (TUNE_CFV2): New macros.
28166 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
28167 remove conditions that are implied by TARGET_68020.
28168 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
28169 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
28170 (m68k_output_function_epilogue): Likewise.
28171 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
28172 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
28173 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
28174 non-68000 timings. Refactor multiplication and division costs.
28175 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
28176 TUNE_CPU32 instead of TARGET_CPU32.
28177 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
28178 and TUNE_68060 instead of TARGET_68060.
28179 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
28180 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
28182 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
28183 && !TARGET_COLDFIRE" to choose between moveq and clr.
28184 Likewise in the unnamed movsf pattern.
28185 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
28186 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
28189 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28191 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
28192 of tabbing before backslashes.
28194 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28196 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
28197 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
28198 (ASM_OUTPUT_INTERNAL_LABEL): Define.
28200 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
28202 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
28203 find_interesting_uses_cond.
28204 (find_interesting_uses_cond): Use extract_cond_operands.
28205 (rewrite_use_compare): Use extract_cond_operands and
28206 force_gimple_operand_bsi. Do not call update_stmt.
28207 (determine_use_iv_cost_condition): Use extract_cond_operands.
28208 Return cheaper of using original bound and changing the exit bound.
28210 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
28212 PR tree-optimization/29516
28213 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
28214 most_expensive_mult_to_index, addr_to_parts,
28215 create_mem_ref, maybe_fold_tmr): Make the type of
28216 fields of TARGET_MEM_REF sizetype.
28217 (move_fixed_address_to_symbol, move_pointer_to_base):
28219 * tree.def (TARGET_MEM_REF): Add comment on types of
28222 2007-01-11 Joseph Myers <joseph@codesourcery.com>
28224 * c-common.c (vector_types_convertible_p): Treat opaque types as
28225 always convertible if they have the same size, but not otherwise.
28227 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
28229 * ifcvt.c (struct noce_if_info): Add comments to the fields.
28230 Remove the b_unconditional field.
28231 (noce_try_sign_mask): Do not look at b_unconditional.
28232 (noce_process_if_block): Do not use merge_if_blocks. Update
28233 the CFG here. Do not set b_unconditional.
28234 (cond_move_process_if_block): Likewise.
28235 (find_cond_trap): Likewise.
28236 (check_cond_move_block): Require simple jump insns at the end
28237 of the basic block.
28239 2007-01-11 Jan Hubicka <jh@suse.cz>
28241 PR tree-optimization/1046
28242 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
28243 when alias info is not ready.
28244 (pass_tail_recursion): Do not require aliasing.
28245 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
28246 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
28247 * tree-ssa-copy.c (pass_copy_prop): Likewise.
28248 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
28249 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
28250 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
28251 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
28253 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
28254 When aliasing is not build, mark statement as volatile.
28256 2007-01-11 Tom Tromey <tromey@redhat.com>
28258 PR preprocessor/15185, PR preprocessor/20989:
28259 * doc/cppopts.texi <-MT>: Update description of algorithm for
28260 computing default target.
28261 <-M, -MD>: Reword "basename" text.
28263 2007-01-11 Roger Sayle <roger@eyesopen.com>
28265 * builtins.c (expand_builtin_pow, expand_builtin_powi,
28266 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
28267 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
28268 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
28269 fold_builtin_bswap, real_constp, fold_builtin_pow,
28270 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
28271 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
28272 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
28273 * convert.c (convert_to_pointer): Likewise.
28274 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
28275 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
28276 const_binop, fold_convert_const_int_from_int,
28277 fold_convert_const_int_from_real,
28278 fold_convert_const_real_from_real, sign_bit_p,
28279 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
28280 fold_sign_changed_comparison, fold_unary, fold_comparison,
28281 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
28282 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
28283 * print-tree.c (print_node_brief, print_node): Likewise.
28284 * stor-layout.c (place_field, layout_type): Likewise.
28285 * tree-chrec.c (keep_cast): Likewise.
28286 * tree.c (build_vector, build_real, build_real_from_int_cst,
28287 build_complex): Likewise.
28289 2007-01-11 Roger Sayle <roger@eyesopen.com>
28291 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
28292 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
28294 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
28296 * configure.ac (strict1_warn): Rename to strict_warn.
28297 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
28298 cc_set_by_configure, quoted_cc_set_by_configure,
28299 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
28300 all_boot_languages, all_stagestuff): Remove.
28301 (target_list): Remove bootstrap targets.
28302 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
28303 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
28304 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
28305 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
28306 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
28307 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
28308 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
28309 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
28310 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
28311 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
28312 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
28313 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
28314 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
28315 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
28316 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
28317 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
28318 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
28319 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
28320 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
28321 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
28322 (mostlyclean): Adjust.
28323 (clean, distclean): Don't mention bootstrap stuff.
28324 * configure: Regenerate.
28325 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
28326 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
28327 treelang/config-lang.in (stagestuff): Remove.
28328 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
28329 stageprofile, stagefeedback, stagestuff): Remove mention.
28331 2007-01-11 Nick Clifton <nickc@redhat.com>
28333 * config/mcore/predicates.md (mcore_general_movesrc_operand):
28335 (mcore_general_movdst_operand): Do not accept CONST_INTs.
28336 (mcore_arith_K_S_operand): Run the test for the S constraint not
28337 the test for the M constraint.
28338 (mcore_addsub_operand): Do not accept integer values that are
28339 larger than 32 bits.
28340 * config/mcore/mcore.md: Remove unused constraints from split.
28341 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
28342 (addsi3): Likewise.
28343 (allocate_stack): Likewise.
28344 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
28345 operands to 32 bits.
28346 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
28348 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
28349 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
28350 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
28351 mcore_output_bclri, mcore_output_andn, output_inline_const,
28352 mcore_output_move, mcore_output_movedouble): Likewise.
28353 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
28354 (output_inline_const): Likewise.
28355 (output_inline_const): Fix format strings used in sprintf
28357 * config/mcore/mcore-protos.h: Update prototypes for changed
28358 functions in mcore.c.
28359 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
28360 HOST_WIDE_INT and not int.
28361 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
28362 CONST_OK_FOR_N): Likewise.
28363 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
28364 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
28367 2007-01-10 Jan Hubicka <jh@suse.cz>
28369 * tree-vrp.c (remove_range_assertions): Release defs.
28370 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
28371 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
28373 2007-01-10 Paul Brook <paul@codesourcery.com>
28375 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
28376 * config/arm/arm.md (mulsi3subsi): New insn.
28378 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
28380 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
28381 (tree_transform_and_unroll_loop): New.
28382 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
28385 2007-01-10 Robert Kennedy <jimbob@google.com>
28387 * fold-const.c (fold_comparison): Fold comparisons like (x *
28388 1000 < 0) to (x < 0).
28390 2007-01-10 Ian Lance Taylor <iant@google.com>
28392 * tree-pretty-print.c (dump_generic_node): Print parentheses when
28393 operands have the same priority.
28395 2007-01-10 Tom Tromey <tromey@redhat.com>
28397 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
28398 (fold_binary): Likewise.
28399 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
28400 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
28401 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
28402 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
28403 * langhooks.h (struct lang_hooks): Removed field
28404 'can_use_bit_fields_p'.
28406 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
28408 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
28410 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
28412 * function.c (get_last_funcdef_no): New function.
28413 * function.h (get_last_funcdef_no): Declare.
28414 * tree-inline.c (initialize_cfun): Add initialization.
28415 (tree_function_versioning): Cleanup.
28417 2007-01-10 Jan Hubicka <jh@suse.cz>
28419 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
28422 2007-01-10 Sa Liu <saliu@de.ibm.com>
28423 Ben Elliston <bje@au.ibm.com>
28425 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
28426 for SAVE_NONLOCAL and Pmode for any other save level.
28427 * spu-protos.h (spu_restore_stack_block): Declare.
28428 * spu.md (save_stack_block): Remove.
28429 (restore_stack_block): Call spu_restore_stack_block.
28430 * spu.c (spu_restore_stack_block): New function.
28431 (spu_expand_epilogue): Remove old comment.
28433 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
28435 PR tree-optimization/30322
28436 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
28437 (cand_value_at): Return the value as aff_tree.
28438 (may_eliminate_iv): Convert the bound from aff_tree to tree.
28439 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
28440 aff_combination_mult): New functions.
28441 (aff_combination_add): Use aff_combination_add_cst.
28442 (aff_combination_convert): Allow conversions to a wider type.
28443 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
28444 * tree-affine.h (aff_combination_mult): Declare.
28446 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
28448 * doc/tm.texi: Update documentation to reflect reality of exec
28449 and start file search behaviours. Update copyright year.
28450 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
28451 header file directories.
28453 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
28455 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
28456 (*cosxf2): Rename to cosxf2_i387.
28457 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
28458 using X87MODEF12 mode macro. Rename patterns to
28459 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
28461 (*cosdf2, *cossf2): Ditto.
28462 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
28463 to match extended input operands.
28464 (sincos<mode>3): New expander.
28465 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
28466 insn patterns and corresponding splitters.
28468 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
28470 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
28471 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
28473 2007-01-09 Nicolas Pitre <nico@cam.org>
28476 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
28478 2007-01-08 Geoffrey Keating <geoffk@apple.com>
28480 * target.h (struct gcc_target): New field library_rtti_comdat.
28481 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
28482 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
28483 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
28484 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
28486 2007-01-08 Geoffrey Keating <geoffk@apple.com>
28488 * doc/invoke.texi (Optimize Options): Correct description of -O0.
28490 2007-01-08 Richard Guenther <rguenther@suse.de>
28492 * tree.h (force_fit_type_double): Export.
28493 (force_fit_type): Remove.
28494 * fold-const.c (force_fit_type_double): New function.
28495 (force_fit_type): Remove.
28496 (int_const_binop): Use it.
28497 (fold_convert_const_int_from_int): Likewise.
28498 (fold_convert_const_int_from_real): Likewise.
28499 (fold_div_compare): Likewise.
28500 (fold_sign_changed_comparison): Likewise.
28501 (fold_unary): Likewise.
28502 (fold_negate_const): Likewise.
28503 (fold_abs_const): Likewise.
28504 (fold_not_const): Likewise.
28505 * c-common.c (shorten_compare): Use force_fit_type_double.
28506 * convert.c (convert_to_pointer): Likewise.
28508 2007-01-08 Richard Guenther <rguenther@suse.de>
28510 * tree.h (build_int_cst_wide_type): Export.
28511 * tree.c (build_int_cst_wide_type): New function.
28512 (build_int_cst_wide): Fix comment.
28513 * builtins.c (fold_builtin_object_size): Use build_int_cst
28514 to build -1 or 0 of the correct type. Use fit_double_type
28515 to check for overflow.
28516 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
28518 (decode_field_reference): Likewise.
28519 (all_ones_mask_p): Likewise.
28520 (native_interpret_int): Use build_int_cst_wide_type.
28521 (fold_binary): Use build_int_cst_type to build an all-ones
28523 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
28525 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
28527 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
28529 2007-01-09 Ben Elliston <bje@au.ibm.com>
28531 * genautomata.c (STATS_OPTION): New option.
28532 (stats_flag): New flag.
28533 (gen_automata_option): Handle it.
28534 (initiate_automaton_gen): Ditto.
28535 (write_automata): Output statistics only if stats_flag is
28536 set. Likewise, output time statistics only if time_flag is set.
28537 * doc/md.texi (Processor pipeline description): Document new flag.
28539 2007-01-08 Richard Guenther <rguenther@suse.de>
28541 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
28542 * tree.c (build_int_cst_type): Likewise.
28543 (size_in_bytes): Don't call force_fit_type on the result.
28544 (int_fits_type_p): Use fit_double_type.
28545 * fold-const.c (fit_double_type): New function.
28546 (force_fit_type): Use it.
28547 * tree.h (fit_double_type): Export.
28549 2007-01-08 Jan Hubicka <jh@suse.cz>
28551 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
28552 * ipa.c (function_and_variable_visibility): Fix return type.
28554 2007-01-08 Richard Guenther <rguenther@suse.de>
28556 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
28557 of offset to build the index.
28558 * tree-pretty-print.c (dump_generic_node): Don't build negated
28559 const just for printing.
28560 * c-pretty-print.c (pp_c_integer_constant): Likewise.
28561 * builtins.c (fold_builtin_int_roundingfn): Check if result
28562 fits the type by using force_fit_type and comparing the result.
28563 * predict.c (predict_loops): Use compare_tree_int for comparison.
28564 * tree.c (build_int_cst): Fall back to integer_type_node for
28566 (build_int_cst_wide): Assert type is non-null.
28568 2007-01-08 Roberto Costa <roberto.costa@st.com>
28570 * tree-vrp.c (extract_range_from_cond_expr): New.
28571 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
28572 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
28574 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
28575 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
28576 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
28577 used as expressions.
28578 * tree-object-size.c (cond_expr_object_size): New.
28579 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
28581 2007-01-08 Jan Hubicka <jh@suse.cz>
28583 * tree-ssa-forwprop.c (forward_propagate_into_cond,
28584 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
28587 2007-01-08 Richard Guenther <rguenther@suse.de>
28589 PR tree-optimization/23603
28590 * tree-vrp.c (set_value_range_to_truthvalue): New function.
28591 (extract_range_from_binary): Fall back to truthvalue instead of
28592 varying for TRUTH_*_EXPR.
28593 (extract_range_from_comparison): Fall back to truthvalue instead of
28595 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
28596 if all visited PHI values were constant.
28598 2007-01-08 Jan Hubicka <jh@suse.cz>
28600 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
28601 (cgraph_analyze_function): break out from ...
28602 (cgraph_finalize_compilation_unit): ... here.
28603 (cgraph_expand_function): Remove forgoten commented out line.
28604 (cgraph_optimize): Analyze functions.
28606 2007-01-08 Jan Hubicka <jh@suse.cz>
28608 * tree-pas.h (TODO_remove_function): New flag.
28609 (TODO_update*): Renumber.
28610 (pass_ipa_increase_alignment,
28611 pass_ipa_function_and_variable_visibility): New passes.
28612 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
28613 (cgraph_function_and_variable_visibility): Move to ipa.c
28614 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
28615 cgraph_increase_alignment.
28616 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
28617 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
28618 calling tree-inline.
28619 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
28620 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
28621 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
28622 (gate_increase_alignment): New function.
28623 (pass_ipa_increase_alignment): New pass.
28624 * ipa.c: Inline tree-pass.h and timevar.h
28625 (function_and_variable_visibility): Move here from cgraphunit.c
28626 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
28627 * passes.c (init_optimization_passes): Add the two new passes.
28628 (execute_todo): Handle cgraph_remove_functions.
28630 2007-01-08 Nick Clifton <nickc@redhat.com>
28632 * config/frv/predicates.md (reg_or_0_operand): Accept
28635 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
28637 * config/bfin/rtems.h, config/bfin/t-rtems: New.
28638 * config.gcc: Add bfin*-rtems*.
28640 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
28642 * c.opt: Add -flax-vector-conversions.
28643 * c-typeck.c (convert_for_assignment): Pass flag to
28644 vector_types_convertible_p to allow emission of note.
28645 (digest_init): Likewise.
28646 * c-opts.c: Handle -flax-vector-conversions.
28647 * c-common.c (flag_lax_vector_conversions): New.
28648 (vector_types_convertible_p): Unless -flax-vector conversions
28649 has been passed, disallow conversions between vectors with
28650 differing numbers of subparts and/or element types. If such
28651 a conversion is disallowed, possibly emit a note on the first
28652 occasion only to inform the user of -flax-vector-conversions.
28653 The new last argument specifies this.
28654 * c-common.h (flag_lax_vector_conversions): New.
28655 (vector_types_convertible_p): Add extra argument.
28656 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
28657 char_type_node for V*QI type vectors.
28658 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
28659 Update to satisfy new typechecking rules.
28660 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
28661 C and C++ variants.
28662 * doc/invoke.texi (C Dialect Options): Document
28663 -flax-vector-conversions.
28665 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
28667 PR tree-optimization/29877
28668 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
28669 a register variable on the RHS to not be replaceable.
28671 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
28672 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
28673 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
28674 const_simm15, const_pow2, const_npow2): Added.
28675 * config/score/misc.md (insv, extv, extzv, movmemsi,
28676 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
28677 * config/score/score.c (score_address_cost, score_select_cc_mode):
28679 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
28680 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
28681 Update score_print_operand.
28682 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
28683 Adjust register allocate order and update some macro define.
28684 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
28685 mdx_block_move_straight, mdx_block_move_loop_head,
28686 mdx_block_move_loop_body, mdx_block_move_loop_foot,
28687 mdx_block_move_loop, mdx_block_move): Added.
28688 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
28689 mdp_limm): Updated and fix some bug and typo.
28690 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
28691 (movsf, movdf, doloop_end): Added.
28693 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
28695 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
28696 config/arm/thumb2.md: Fix comment typos.
28697 * doc/extend.texi: Fix a typo.
28699 2007-01-07 Eric Christopher <echristo@apple.com>
28701 * configure.ac: Check for __stack_chk_fail for darwin.
28702 * configure: Regenerate.
28704 2007-01-07 Richard Guenther <rguenther@suse.de>
28706 * tree-vrp.c (extract_range_from_assert): CSE calls to
28707 compare_values where possible.
28708 (extract_range_from_unary_expr): Likewise.
28710 2007-01-07 Anatoly Sokolov <aesok@post.ru>
28712 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
28713 * config/avr/avr.c (call_insn_operand): Delete function.
28714 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
28715 instead of register number. Use predicates.
28716 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
28717 call_insn_operand): Add.
28719 2007-01-06 Jan Hubicka <jh@suse.cz>
28721 * tree-pass.h (pass_build_cgraph_edges): Declare.
28722 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
28723 (visited_nodes): Remove.
28724 (cgraph_create_edges): Move to cgraphbuild.c; rename to
28725 build_cgrpah_edges; make visited_nodes local.
28726 (cgraph_process_new_functions): DO not call initialize_inline_failed.
28727 (record_references_in_initializer): Move to cgraphbuild.c
28728 (initialize_inline_failed, rebuild_cgraph_edges,
28729 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
28730 (verify_cgraph_node): Make visited_nodes local.
28731 (cgraph_analyze_function): Do not call cgraph_create_edges and
28732 initialize_inline_failed.
28733 (cgraph_expand_function): Do not call cgraph_lower_function;
28734 assert that function is already lowered.
28735 * Makefile.in (cgraphbuild.o): New.
28736 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
28737 at the end of lowering passes.
28739 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
28741 * ifcvt.c (cond_move_convert_if_block): New function, code
28742 factored out from...
28743 (cond_move_process_if_block): ...here. Call the new function
28744 on the THEN and ELSE blocks.
28745 (merge_if_block): Do not copy global_live_at_end, merge_blocks
28746 already takes care of this.
28748 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28751 * tree.h (TREE_OVERFLOW_P): New.
28752 * c-typeck.c (parser_build_unary_op): Warn only if result
28753 overflowed and operands did not.
28754 (parser_build_binary_op): Likewise.
28755 (convert_for_assignment): Remove redundant overflow_warning.
28756 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
28758 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28760 * c-typeck.c (store_init_value): Split over two lines to follow
28761 the GNU coding style.
28763 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
28765 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
28766 __GXX_EXPERIMENTAL_CXX0X__.
28767 * doc/cpp.texi: Same.
28769 2007-01-05 Richard Guenther <rguenther@suse.de>
28771 PR middle-end/27826
28772 * tree.c (get_narrower): Do not construct COMPONENT_REFs
28773 with mismatched types. Instead explicitly build a
28774 conversion NOP_EXPR.
28776 2007-01-05 Ian Lance Taylor <iant@google.com>
28778 * c-common.c (decl_with_nonnull_addr_p): New function.
28779 (c_common_truthvalue_conversion): Call it.
28780 * c-typeck.c (build_binary_op): Likewise.
28781 * c-common.h (decl_with_nonnull_addr_p): Declare.
28783 2007-01-05 Jakub Jelinek <jakub@redhat.com>
28786 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
28789 2007-01-05 Joel Brobecker <brobecker@adacore.com>
28791 * doc/install.texi (Final install): Document the fact that
28792 the GNAT runtime should not be stripped.
28794 2007-01-04 Jan Hubicka <jh@suse.cz>
28796 * tree-inline.c (fold_marked_statements): Update operand caches
28797 and EH after folding
28799 2007-01-04 Ian Lance Taylor <iant@google.com>
28801 * c-common.c (check_function_nonnull): Whitespace fix.
28803 2007-01-04 Jan Hubicka <jh@suse.cz>
28805 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
28806 comitted older version of patch.
28807 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
28808 function, celanup cfg and collect garbage.
28810 2007-01-04 Mike Stump <mrs@apple.com>
28812 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
28815 2007-01-04 Eric Christopher <echristo@apple.com>
28817 * libgcc2.c (__bswapsi2): Use SItype.
28818 (__bswapdi2): Use DItype.
28819 * libgcc2.h: Update for above.
28821 2007-01-04 Paul Brook <paul@codesourcery.com>
28823 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
28824 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
28825 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
28826 umulsidi3, umulsidi3adddi, smulsi3_highpart,
28827 umulsi3_highpart): Make conditional on !arm_arch6.
28828 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
28829 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
28830 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
28831 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
28832 umulsi3_highpart_v6): New insns.
28834 2007-01-04 Roger Sayle <roger@eyesopen.com>
28836 * fold-const.c (fold_convert): When casting an expression to void,
28837 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
28838 have a type. Instead of attempting to build a NOP_EXPR, return
28839 these "special" trees directly.
28841 2007-01-04 Joseph Myers <joseph@codesourcery.com>
28843 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
28844 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
28845 rs6000_cost->fp not 0 as adjustment for outer NEG.
28847 2007-01-04 Jan Hubicka <jh@suse.cz>
28849 * cgraph.c (cgraph_release_function_body): New function.
28850 (cgraph_remove_node): Use it.
28851 * cgraph.h (cgraph_release_function_body): Declare.
28852 * cgraphunit.c (cgraph_expand_function): Use it.
28853 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
28854 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
28855 is initialized and while compilation of other function is running.
28856 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
28857 statement CFG annotations from here to ...
28858 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
28860 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
28862 * cfgloop.h (enum li_flags): Make the constants powers of two.
28864 2007-01-04 Jan Hubicka <jh@suse.cz>
28866 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
28868 (fold_marked_statements): New function.
28869 (optimize_inline_calls, tree_function_versioning): Fold new statements.
28870 * tree-inline.h (copy_body_data): Add statements_to_fold.
28872 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
28874 * config.gcc: Mention libgcc/config.host.
28875 * Makefile.in: Update comments mentioning libgcc.
28876 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
28877 (all.cross, start.encap, rest.encap, rest.cross): Update
28878 dependencies for libgcc move.
28879 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
28880 (clean-target, clean-target-libgcc): Delete.
28881 (srcdirify, GCC_EXTRA_PARTS): New macros.
28882 (libgcc-support, libgcc.mvars): New rules.
28883 (distclean): Remove mention of mklibgcc.
28884 (install): Don't reference INSTALL_LIBGCC.
28885 (install-common): Don't reference EXTRA_PARTS.
28886 (install-libgcc, install-multilib): Delete rules.
28887 * mklibgcc.in: Delete file.
28888 * doc/configfiles.texi: Don't mention mklibgcc.
28890 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
28891 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
28892 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
28893 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
28894 (mklibgcc, ldblspecs): Likewise.
28896 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
28897 (posixpre.def): Use $(T).
28898 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
28899 (SHLIB_SRC, SHLIB_INSTALL): Delete.
28900 (SHLIB_LINK): Make dummy.
28901 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
28903 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
28905 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
28906 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
28907 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
28908 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
28910 * configure.ac (all_outputs): Remove mklibgcc.
28911 * configure: Regenerated.
28913 2007-01-03 Josh Conner <jconner@apple.com>
28915 PR middle-end/29683
28916 * calls.c (compute_argument_addresses): Set stack and stack_slot
28917 for partial args, too.
28918 (store_one_arg): Use locate.size.constant for the size when
28919 generating a save_area.
28921 2007-01-03 Robert Kennedy <jimbob@google.com>
28923 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
28924 whose definitions are deleted due to basic block merging.
28926 2007-01-03 Paul Brook <paul@codesourcery.com>
28929 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
28931 (use_return_insn): Return 0 for Thumb interrupt functions.
28932 (print_multi_reg): Add rfe argument for IRQ returns.
28933 (arm_output_epilogue): Pop interrupt return address directly into PC.
28934 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
28936 2007-01-03 Paul Brook <paul@codesourcery.com>
28938 Merge from sourcerygxx-4_1.
28939 * config/arm/thumb2.md: New file.
28940 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
28942 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
28943 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28944 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
28945 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
28947 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28948 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
28950 * config/arm/ieee754-sf.S: Ditto.
28951 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
28952 (thumb1_base_register_rtx_p): ... to this.
28953 (thumb_index_register_rtx_p): Rename...
28954 (thumb1_index_register_rtx_p): ... to this.
28955 (thumb_output_function_prologue): Rename...
28956 (thumb1_output_function_prologue): ... to this.
28957 (thumb_legitimate_address_p): Rename...
28958 (thumb1_legitimate_address_p): ... to this.
28959 (thumb_rtx_costs): Rename...
28960 (thumb1_rtx_costs): ... to this.
28961 (thumb_compute_save_reg_mask): Rename...
28962 (thumb1_compute_save_reg_mask): ... to this.
28963 (thumb_final_prescan_insn): Rename...
28964 (thumb1_final_prescan_insn): ... to this.
28965 (thumb_expand_epilogue): Rename...
28966 (thumb1_expand_epilogue): ... to this.
28967 (arm_unwind_emit_stm): Rename...
28968 (arm_unwind_emit_sequence): ... to this.
28969 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
28970 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
28971 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
28972 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
28973 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
28974 thumb2_output_casesi): New functions.
28975 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
28976 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
28977 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
28978 THUMB2_WORK_REGS): Define.
28979 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
28980 arm_condexec_mask, arm_condexec_masklen)): New variables.
28981 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
28982 (arm_override_options): Check new CPU capabilities.
28983 Set new architecture flag variables.
28984 (arm_isr_value): Handle v7m interrupt functions.
28985 (user_return_insn): Return 0 for v7m interrupt functions. Handle
28987 (const_ok_for_arm): Handle Thumb-2 constants.
28988 (arm_gen_constant): Ditto. Use movw when available.
28989 (arm_function_ok_for_sibcall): Return false for v7m interrupt
28991 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
28992 (thumb_find_work_register, arm_load_pic_register,
28993 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
28994 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
28995 print_multi_reg, output_mov_long_double_fpa_from_arm,
28996 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
28997 output_mov_double_fpa_from_arm, output_move_double,
28998 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
28999 output_return_instruction, arm_output_function_prologue,
29000 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
29001 arm_output_mi_thunk, thumb_set_return_address): Ditto.
29002 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
29003 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
29004 (arithmetic_instr, shift_op): Use arm_shift_nmem.
29005 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
29007 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
29008 (thumb_expand_prologue): Use thumb_set_frame_pointer.
29009 (arm_file_start): Output directive for unified syntax.
29010 (arm_unwind_emit_set): Handle stack alignment instruction.
29011 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
29012 Add v6t2, v7, v7a, v7r and v7m.
29013 (RETLDM): Add Thumb-2 code.
29014 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
29015 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
29016 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
29017 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
29018 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
29019 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
29020 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
29021 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
29022 ADJUST_INSN_LENGTH): Define.
29023 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
29024 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
29025 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
29026 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
29027 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
29028 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
29029 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
29030 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
29031 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
29032 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
29033 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
29034 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
29035 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
29036 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
29037 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
29038 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
29039 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
29041 * config/arm/arm-tune.md: Regenerate.
29042 * config/arm/arm-protos.h: Update prototypes.
29043 * config/arm/vfp.md: Enable patterns for Thumb-2.
29044 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
29045 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
29046 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
29047 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
29048 * config/arm/libunwind.S: Add Thumb-2 code.
29049 * config/arm/constraints.md: Update include Thumb-2.
29050 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
29051 * config/arm/ieee754-df.S: Ditto.
29052 * config/arm/bpabi.S: Ditto.
29053 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
29054 * config/arm/predicates.md (low_register_operand,
29055 low_reg_or_int_operand, thumb_16bit_operator): New.
29056 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
29057 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
29058 * config/arm/t-arm-elf: Add armv7 multilib.
29059 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
29061 (UNSPEC_STACK_ALIGN, ce_count): New.
29062 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
29063 arm_zero_extendsidi2, arm_zero_extendqidi2): New
29065 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
29066 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
29067 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
29068 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
29069 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
29070 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
29072 * doc/extend.texi: Document ARMv7-M interrupt functions.
29073 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
29075 2007-01-03 Jakub Jelinek <jakub@redhat.com>
29077 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
29078 (struct _Unwind_Context): Rename args_size to flags, remove
29079 signal_frame field, add a new args_size field and version field.
29080 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
29081 _Unwind_IsExtendedContext): New inline functions.
29082 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
29083 Assume by_value array is only present if _Unwind_IsExtendedContext.
29084 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
29085 _Unwind_IsSignalFrame.
29086 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
29087 (uw_update_context_1): Use _Unwind_SetSignalFrame.
29088 (uw_init_context_1): Initialize context->flags to
29089 EXTENDED_CONTEXT_BIT.
29090 * config/rs6000/linux-unwind.h (frob_update_context): Use
29091 _Unwind_SetSignalFrame.
29093 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
29095 PR middle-end/30353
29096 * gimplify.c (gimplify_modify_expr_complex_part): Move below
29097 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
29100 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
29102 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
29103 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
29104 RET, AT_SP): Remove.
29105 * config/i386/i386.md (*sse_prologue_save_insn): Use return
29108 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
29109 * cfgbuild.c (find_basic_blocks): Likewise.
29110 * cfgrtl.c (rtl_create_basic_block): Likewise.
29111 * function.c (temp_slots_at_level): Likewise.
29112 * reg-stack.c (stack_regs_mentioned): Likewise.
29113 * regclass.c (allocate_reg_info): Likewise.
29114 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
29115 set_bb_for_stmt, move_block_to_fn): Likewise.
29116 * tree-complex.c (tree_lower_complex): Likewise.
29117 * vec.h (VEC_safe_grow_cleared): New.
29119 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
29121 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
29123 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
29124 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
29126 * cfgloopmanip.c (scale_loop_frequencies): Export.
29127 (loopify): Scale the frequencies by prescribed coefficients.
29128 (set_zero_probability): New function.
29129 (duplicate_loop_to_header_edge): Improve updating of frequencies.
29130 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
29131 and frequencies according to arguments.
29132 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
29134 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
29135 * modulo-sched.c (sms_schedule): Set probabilities for entering
29136 versioned loop correctly.
29137 * tree-vect-transform.c (vect_transform_loop): Ditto.
29138 * cfgloop.h (loopify, loop_version): Declaration changed.
29139 (scale_loop_frequencies): Declared.
29141 2007-01-02 Jan Hubicka <jh@suse.cz>
29143 * cgraph.c: Include tree-flow.h
29144 (cgraph_add_new-function): Handle IPA_SSA mode; execute
29145 early_local_passes.
29146 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
29147 * tree-pass.h (pass_all_early_optimizations): Declare.
29148 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
29149 early_local_passes.
29150 (cgraph_analyze_function): Do early_local_passes.
29151 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
29152 Do not add referenced vars.
29153 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
29155 (gate_all_early_local_passes): New gate.
29156 (pass_early_local_passes): Use new gate.
29157 (execute_early_local_optimizations): New functions.
29158 (gate_all_early_optimizations): New gate.
29159 (pass_all_early_optimizations): New pass.
29160 (execute_free_datastructures): Free SSA only when initialized.
29161 (gate_init_datastructures): Init only when optimizing.
29162 (tree_lowering_passes): Do early local passes when called late.
29163 * tree-profile.c (do_tree_profiling): Don't profile functions added
29165 (do_early_tree_profiling, pass_early_tree_profile): Kill.
29166 * tree-cfg.c (update_modified_stmts): Do not update when operands are
29168 * passes.c (init_optimizations_passes): Reorder so we go into SSA
29169 during early_local_passes.
29170 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
29173 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
29175 * Makefile.in: Update copyright year.
29177 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
29179 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
29180 in $(lang_checks) and check-consistency targets.
29182 2007-01-02 Jan Hubicka <jh@suse.cz>
29184 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
29185 Do not add referenced vars.
29186 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
29188 * passes.c (init_optimization_passes): Put mudflap_2 after
29189 free_datastructures.
29191 2007-01-02 Jan Hubicka <jh@suse.cz>
29193 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
29194 Set NOTHROW flag on call statements proved to be nothrow.
29195 Update statement of local calls so new pure/const functions are
29196 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
29198 (tree_rest_of_compilation): Register hooks and initialize bitmap
29199 early. Do not set after_inlining flag.
29201 2007-01-02 Steve Ellcey <sje@cup.hp.com>
29203 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
29204 HOST_BITS_PER_LONGLONG
29206 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29209 * c-typeck.c (store_init_value): Don't emit pedantic overflow
29210 warning for non-static initializers.
29212 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
29214 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
29215 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
29216 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
29217 Always use set_unique_reg_note to add REG_EQUAL notes.
29219 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
29222 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
29224 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
29225 * cfgbuild.c (find_basic_blocks): Likewise.
29226 * cfgrtl.c (rtl_create_basic_block): Likewise.
29227 * function.c (temp_slots_at_level): Likewise.
29228 * reg-stack.c (stack_regs_mentioned): Likewise.
29229 * regclass.c (allocate_reg_info): Likewise.
29230 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
29231 set_bb_for_stmt, move_block_to_fn): Likewise.
29232 * tree-complex.c (tree_lower_complex): Likewise.
29233 * vec.h (VEC_safe_grow_cleared): New.
29235 2007-01-02 Ian Lance Taylor <iant@google.com>
29237 * c-common.c (c_common_truthvalue_conversion): When warning about
29238 using an assignment as a truth value, set TREE_NO_WARNING.
29240 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29243 * c.opt (Wold-style-declaration): New.
29244 * doc/invoke.texi (C-only Warning Options): New.
29245 (Wold-style-declaration): Document it.
29246 (Wextra): Enabled by -Wextra.
29247 * c-opts.c (c_common_post_options): Enabled by -Wextra.
29248 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
29249 -Wold-style-declaration.
29251 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
29253 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
29254 * cfgbuild.c (find_basic_blocks): Likewise.
29255 * cfgrtl.c (rtl_create_basic_block): Likewise.
29256 * function.c (temp_slots_at_level): Likewise.
29257 * reg-stack.c (stack_regs_mentioned): Likewise.
29258 * regclass.c (allocate_reg_info): Likewise.
29259 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
29260 set_bb_for_stmt, move_block_to_fn): Likewise.
29261 * tree-complex.c (tree_lower_complex): Likewise.
29262 * vec.h (VEC_safe_grow_cleared): New.
29264 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
29266 * c-common.c (c_common_nodes_and_builtins): Since variants of
29267 void_type_node get built before it is given a name, we need to
29268 give those variants the name, too.
29269 (complete_array_type): We need to work with the canonical main
29270 type of the array, from which we will build the qualified version.
29271 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
29272 * print-tree.c (print_node): Display canonical type information
29274 * stor-layout.c (layout_type): When we don't know the
29275 alignment of a type for which we're building an array, we end up
29276 guessing wrong, so make the type require structural equality.
29277 * tree.c (make_node_stat): When we build a new type, it is its
29278 own canonical type.
29279 (build_type_attribute_qual_variant): When building an attribute
29280 variant, its canonical type is the non-attribute variant. However,
29281 if the attributes are target-dependent and they differ, we need to
29282 use structural equality checks for this type.
29283 (build_qualified_type): A qualified type is not equivalent to its
29284 unqualified variant; set the canonical type appropriately.
29285 (build_distinct_type_copy): When building a distinct type from
29286 another type, the new type is its own canonical type.
29287 (build_variant_type_copy): When building a new type variant, we
29288 assume that it is equivalent to the original type.
29289 (build_pointer_type_for_mode): When building a pointer type, also
29290 build a canonical type pointer.
29291 (build_reference_type_for_mode): When building a reference type,
29292 also build a canonical type reference.
29293 (build_index_type): When we can't hash an index type (e.g.,
29294 because its maximum value is negative), the index type requires
29295 structural equality tests.
29296 (build_array_type): Build the canonical form of an array type.
29297 (build_function_type): Function types require structural equality,
29298 because they contain default arguments, attributes, etc.
29299 (build_method_type_directly): Ditto for method types.
29300 (build_offset_type): Build the canonical offset type.
29301 (build_complex_type): Build the canonical vector type.
29302 (make_vector_type): Build the canonical vector type.
29303 * tree.h (TYPE_CANONICAL): New.
29304 (TYPE_STRUCTURAL_EQUALITY_P): New.
29305 (SET_TYPE_STRUCTURAL_EQUALITY): New.
29306 (struct tree_type): Added "canonical" field.
29307 * params.h (VERIFY_CANONICAL_TYPES): New.
29308 * doc/c-tree.texi (TYPE_CANONICAL): Document.
29309 (TYPE_STRUCTURAL_EQUALITY_P): Document.
29310 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
29311 * doc/invoke.texi (verify-canonical-types): Document --param
29312 parameter for verifying canonical types.
29314 2007-01-02 Joseph Myers <joseph@codesourcery.com>
29316 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
29317 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
29318 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
29319 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
29321 * config/rs6000/e500.h: New.
29322 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
29323 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
29325 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
29326 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
29327 TARGET_E500_DOUBLE): Remove.
29328 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
29329 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
29330 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
29331 * config/rs6000/rs6000.c (rs6000_override_options): Use
29332 CHECK_E500_OPTIONS.
29334 2007-01-02 Joseph Myers <joseph@codesourcery.com>
29336 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
29337 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
29338 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
29339 rs6000_emit_cmove): Don't check TARGET_E500.
29340 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
29341 sordered): Don't check TARGET_E500.
29343 2007-01-01 Eric Christopher <echristo@apple.com>
29345 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
29346 HARD_REGISTER_NUM_P.
29348 2007-01-01 Roger Sayle <roger@eyesopen.com>
29350 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
29351 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
29352 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
29355 2007-01-01 Mike Stump <mrs@apple.com>
29357 * configure.ac: Remove support for building with Apple's gcc-3.1.
29359 2007-01-02 Joseph Myers <joseph@codesourcery.com>
29361 PR middle-end/30311
29362 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
29363 REG is a hard register. Do not modify REG before calling
29365 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
29366 multiple of the size of YMODE for certain lowpart cases.
29368 2007-01-01 Andrew Pinski <pinskia@gmail.com>
29370 PR middle-end/30253
29371 * gimplify (voidify_wrapper_expr): Update for
29372 GIMPLE_MODIFY_STMT.
29374 2007-01-01 Andreas Schwab <schwab@suse.de>
29377 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
29378 save of BR0 in extra_spill_size instead of spill_size.
29379 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
29381 (ia64_expand_epilogue): Restore BR0 from its new location.
29383 2007-01-01 Andrew Pinski <pinskia@gmail.com>
29385 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
29386 Use a temporary variable if the left hand side is not a gimple
29389 2007-01-01 Andrew Pinski <pinskia@gmail.com>
29391 * gimplify.c (gimplify_return_expr): Make the temporary variable
29392 for the return expression, a gimple register variable.
29394 2007-01-01 Jan Hubicka <jh@suse.cz>
29396 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
29399 2007-01-01 Mike Stump <mrs@apple.com>
29401 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
29403 * config/darwin.c (machopic_select_rtx_section): Use
29404 HAVE_GAS_LITERAL16.
29405 (darwin_mergeable_constant_section): Likewise.
29406 * configure: Regenerate.
29407 * config.in: Regenerate.
29409 2007-01-01 Jan Hubicka <jh@suse.cz>
29410 Andrew Pinski <pinskia@gmail.com>
29412 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
29413 before starting IPA passes.