1 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
5 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
6 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
7 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
9 initialize align to silence bogus warning.
10 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
13 (struct sra_walk_fns): Remove use_all parameter from use.
14 (sra_hash_tree): Handle BIT_FIELD_REFs.
15 (sra_elt_hash): Don't hash bitfld blocks.
16 (sra_elt_eq): Skip them in parent compares as well. Handle
18 (sra_walk_expr): Don't maintain or pass down use_all_p.
19 (scan_use): Remove use_all parameter.
20 (scalarize_use): Likewise. Re-expand assignment to
21 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
22 output, and re-scalarize after output. Don't mark anything
24 (scalarize_ldst): Adjust.
25 (scalarize_walk_gimple_modify_statement): Likewise.
26 (build_element_name_1): Handle BIT_FIELD_REFs.
27 (instantiate_element): Don't warn for any element whose parent
29 (instantiate_missing_elements_1): Return the sra_elt.
30 (canon_type_for_field): New.
31 (try_instantiate_multiple_fields): New.
32 (instantiate_missing_elemnts): Use them.
33 (mark_no_warning): Removed.
34 (generate_one_element_ref): Handle BIT_FIELD_REFs.
35 (REPLDUP, sra_build_elt_assignment): New.
36 (generate_copy_inout): Use them.
37 (generate_element_copy): Likewise. Handle bitfld differences.
38 (generate_element_zero): Don't recurse for blocks. Use
39 sra_build_elt_assignment.
40 (generate_one_element_int): Take elt instead of var. Use
41 sra_build_elt_assignment.
42 (generate_element_init_1): Adjust.
43 (scalarize_use, scalarize_copy): Use REPLDUP.
44 (scalarize_ldst): Move assert before dereference.
45 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
47 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
50 * tree.c (reconstruct_complex_type): Reconstruct a reference
52 Also use the same mode for the pointer as the old pointer type.
54 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
56 * doc/trouble.texi (Interoperation): Remove note about Ultrix
59 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
61 PR rtl-optimization/31676
62 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
63 (df_refs_record): Call it.
65 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
67 * rtl.def (SS_ABS): New code.
68 * config/bfin/bfin.c (print_operand): New modifier 'v'.
69 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
70 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
71 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
72 (bfin_init_builtins): Define them.
73 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
74 (bfin_expand_builtin): ... and handle the others here.
75 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
76 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
77 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
78 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
79 operand is only HImode.
81 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
83 * regclass.c (scan_one_insn): Remove splitting of
86 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
87 Nigel Stephens <nigel@mips.com>
89 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
91 2007-04-28 Jan Hubicka <jh@suse.cz>
93 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
94 insn_locators_alloc instead of insn_locators_initialize;
95 call reset_block_changes.
96 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
97 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
98 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
99 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
100 * config/score/score.c (th_output_mi_thunk): Likewise.
101 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
102 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
103 tolerate uninitialized locator info.
106 * function.c (init_function_start): Don't init line number info.
107 (expand_function_end): Update.
108 (reset_block_changes, record_block_change, finalize_block_changes,
109 check_block_change, free_block_changes): Kill.
110 * function.h (reset_block_changes, record_block_change,
111 finalize_block_changes, check_block_change, free_block_changes): Remove
113 (struct function): Remove ib_boundaries_block.
114 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
115 Use curr_insn_locator to initialize locator.
116 (emit_line_note): Remove.
117 * cfgexpand.c (expand_gimple_cond_expr): Update.
118 (construct_exit_block): Likewise.
119 (tree_expand_cfg): Initialize/finalize locators.
120 * expr.c (expand_expr_real): Update.
121 * cfglayout.c (line_locators_locs, line_locators_lines,
122 file_locators_locs, file_locators_files): Remove.
123 (set_block_levels): Move to cfgexpand.c.
124 (insn_locators_initialize): Remove.
125 (pass_insn_locators_initialize): Remove.
126 (locations_locators_locs, locations_locators_vals): New static vars.
127 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
129 (insn_locators_alloc, insn_locators_finalize,
130 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
132 (locator_location): New.
133 (locator_line, locator_file): Rewrite.
134 * rtl.h (emit_line_note): Kill.
135 (insn_locators_alloc, insn_locators_finalize,
136 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
138 * tree-inline.c (initialize_cfun): Do not initialize
140 * passes.c (pass_insn_locators_initialize): Remove.
142 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
144 * tree-cfg.c (move_block_to_fn): Release bb from dominance
145 info. Update last_basic_block correctly.
147 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
150 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
151 register itself to hold the offset constant. Tell flow the use
152 of r4 and r5 when they are used.
154 2007-04-27 Richard Guenther <rguenther@suse.de>
156 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
157 if we simplified anything.
158 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
159 warnings until we did a simplification and the stmt was not
160 marked as TREE_NO_WARNING.
162 2007-04-27 Mike Stump <mrs@apple.com>
164 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
166 2007-04-27 Ian Lance Taylor <iant@google.com>
169 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
170 TYPE_MAX_VALUE exist, convert them to the new type.
172 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
174 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
175 if it claims to be available.
176 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
178 (perform_tree_ssa_dce): Always free postdominators.
180 2007-04-27 Richard Henderson <rth@redhat.com>
182 * config/alpha/predicates.md (aligned_memory_operand): Mark
183 as define_special_predicate.
184 (unaligned_memory_operand, normal_memory_operand): Likewise.
185 (reg_or_unaligned_mem_operand): Remove.
186 (any_memory_operand): Match the documentation and check for
187 non-renumbered pseudos during reload.
188 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
189 alpha_secondary_reload_class, update to new interface, make static.
190 Handle CQImode like HImode. Remove FP subreg check.
191 (alpha_expand_mov): Use replace_equiv_address.
192 (alpha_expand_mov_nobwx): Use any_memory_operand.
193 (TARGET_SECONDARY_RELOAD): New.
194 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
195 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
196 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
197 * config/alpha/alpha.md: ... here.
198 (RELOAD12, reloadmode): New.
200 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
201 Don't handle the aligned case here.
202 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
203 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
204 reload_inhi_help. Don't expect a scratch register.
205 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
207 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
209 2007-04-27 Richard Guenther <rguenther@suse.de>
211 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
213 2007-04-27 Richard Guenther <rguenther@suse.de>
215 PR tree-optimization/30965
216 PR tree-optimization/30978
217 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
218 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
219 (find_equivalent_equality_comparison): Likewise.
220 (simplify_cond): Likewise.
221 (get_prop_source_stmt): New helper.
222 (get_prop_dest_stmt): Likewise.
223 (can_propagate_from): Likewise.
224 (remove_prop_source_from_use): Likewise.
225 (combine_cond_expr_cond): Likewise.
226 (forward_propagate_comparison): New function.
227 (forward_propagate_into_cond): Rewrite to use fold for
229 (tree_ssa_forward_propagate_single_use_vars): Call
230 forward_propagate_comparison to propagate comparisons.
232 2007-04-27 Richard Guenther <rguenther@suse.de>
234 PR tree-optimization/31715
235 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
236 sure to do computation on the offset in an appropriate
239 2007-04-27 Richard Sandiford <richard@codesourcery.com>
241 * reload.h (elimination_target_reg_p): Declare.
242 * reload.c (find_reloads): Don't apply the reg_rtx move
243 optimization if the SET_DEST satisfies elimination_target_reg_p.
244 * reload1.c (elimination_target_reg_p): New function.
245 (gen_reload): In the move/add2 fallback, make sure that op0
246 does not overlap the destination register.
248 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
250 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
251 transform only GIMPLE_MODIFY_STMTs.
252 * tree-complex.c (expand_complex_operations_1): Ditto.
253 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
254 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
255 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
257 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
258 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
259 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
260 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
261 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
262 slpeel_add_loop_guard): Ditto.
263 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
264 * lambda-code.c (perfect_nestify): Ditto.
265 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
266 before the first statement.
267 * tree-optimize.c (execute_free_datastructures): Fix comments.
268 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
269 * tree-flow.h (disband_implicit_edges): Declaration removed.
270 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
272 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
274 (disband_implicit_edges, has_label_p): Removed.
275 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
276 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
278 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
280 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
282 * cfgexpand.c (label_rtx_for_bb): New function.
283 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
284 Use label_rtx_for_bb to find the labels.
285 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
286 last block. Detect fallthru edges.
288 2007-04-26 Ian Lance Taylor <iant@google.com>
291 * reload.c (find_reloads_subreg_address): If the address was valid
292 in the original mode but not in the new mode, reload the whole
295 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
297 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
298 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
299 (cleanup_control_expr_graph): Do not invalidate dominance info.
300 Record altered blocks.
301 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
302 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
303 cleanup_tree_cfg_bb): New functions.
304 (remove_forwarder_block): Do not maintain the worklist of blocks.
305 Record altered blocks.
306 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
308 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
309 delete_unreachable_blocks if dominators are not available.
310 * tree-inline.c (optimize_inline_calls): Free dominance information
312 * tree-flow.h (remove_edge_and_dominated_blocks,
313 cfgcleanup_altered_bbs): Altered.
314 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
316 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
318 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
319 do not invalidate dominators.
321 2007-04-26 Anatoly Sokolov <aesok@post.ru>
323 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
324 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
325 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
326 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
328 2007-04-26 Steve Ellcey <sje@cup.hp.com>
330 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
332 2007-04-26 Richard Guenther <rguenther@suse.de>
334 PR tree-optimization/31703
335 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
336 the right type for the target of the bittest.
338 2007-04-26 Richard Sandiford <richard@codesourcery.com>
340 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
341 ix86_sol10_return_in_memory.
343 2007-04-26 Richard Sandiford <richard@codesourcery.com>
345 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
348 2007-04-26 Jakub Jelinek <jakub@redhat.com>
351 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
353 PR tree-optimization/30558
354 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
355 clear this_state.prev_try.
357 2007-04-26 Richard Sandiford <richard@codesourcery.com>
358 Mark Mitchell <mark@codesourcery.com>
360 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
361 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
362 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
364 2007-04-26 Richard Sandiford <richard@codesourcery.com>
367 * doc/invoke.texi (%:print-asm-header): Document.
368 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
370 (static_spec_functions): Add print-asm-header.
371 (main): Print a banner before the --target-help linker options.
372 (print_asm_header_spec_function): New function.
374 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
377 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
378 (movsf_ie): Likewise.
380 2007-04-25 Paolo Carlini <pcarlini@suse.de>
382 * doc/extend.texi ([Type Traits]): Adjust per N2255.
384 2007-04-25 Bob Wilson <bob.wilson@acm.org>
386 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
388 (__umodsi3, __modsi3): Likewise.
390 2007-04-25 Dirk Mueller <dmueller@suse.de>
392 * c-typeck.c (build_compound_expr): Annotate warning()
393 call with OPT_Wunused_value.
394 * tree-ssa.c (warn_uninit): Annotate warning with
396 * c-common.c (handle_sentinel_attribute): Annotate warning
397 call with OPT_Wattributes.
399 2007-04-25 Thiemo Seufer <ths@mips.com>
401 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
403 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
404 on to the assembler. Improve handling of -mno-mips16. Add handling
405 of -mno-mips3d, -mno-dsp, -mno-dspr2.
406 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
407 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
408 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
410 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
413 * config/i386/winnt.c (i386_pe_file_end): Strip only
414 USER_LABEL_PREFIX when writing export name.
416 2007-04-25 Richard Sandiford <richard@codesourcery.com>
418 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
419 sh/elf.h, vx-common.h and vxworks.h.
420 * config/sh/sh.h: Include config/vxworks-dummy.h.
421 (SUBTARGET_OVERRIDE_OPTIONS): Define.
422 (OVERRIDE_OPTIONS): Use it.
423 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
424 (vxworks_picreg): New pattern.
425 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
426 VXWORKS_OS_CPP_BUILTINS.
427 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
428 to their VXWORKS_* equivalents.
429 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
430 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
431 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
432 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
433 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
434 -mrtp/-fPIC multilibs.
435 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
436 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
437 (MULTILIB_OSDIRNAMES): Delete.
439 2007-04-25 Anatoly Sokolov <aesok@post.ru>
442 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
444 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
446 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
447 rounding mode to be specified by the caller.
448 (real_to_mpfr) Likewise.
449 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
450 include new arguments.
451 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
453 2007-04-24 Ian Lance Taylor <iant@google.com>
455 PR tree-optimization/31605
456 * tree-vrp.c (set_value_range): Check that min and max are not
457 both overflow infinities.
458 (set_value_range_to_value): New static function.
459 (extract_range_from_binary_expr): Call set_value_range_to_value.
460 (extract_range_from_cond_expr): Likewise.
461 (extract_range_from_expr): Likewise.
462 (extract_range_from_unary_expr): Likewise. Don't create a range
463 which overflows on both sides.
464 (vrp_meet): Check for a useless range.
465 (vrp_visit_phi_node): If we see a constant which looks like an
466 overflow infinity, turn off the TREE_OVERFLOW flag.
468 2007-04-24 Ian Lance Taylor <iant@google.com>
470 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
472 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
475 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
476 diagnostic message is being built.
477 * tree-pretty-print.c (dump_generic_node): Only write the
478 formatted text into BUFFER's stream if we are not building a
480 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
482 * Makefile.in (toplev.o): Depend on tree-pass.h.
484 2007-04-24 Ian Lance Taylor <iant@google.com>
486 PR tree-optimization/31602
487 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
488 conditionals in the copied loop header.
489 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
490 warnings if TREE_NO_WARNING is set.
491 * doc/invoke.texi (Warning Options): Clarify that
492 -Wstrict-overflow does not warn about loops.
494 2007-04-24 Janis Johnson <janis187@us.ibm.com>
496 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
497 expand on the comment about _Decimal128 arguments and check the
498 integer result of the modulus operation; for 64-bit ELF ABI, ensure
499 that _Decimal128 argument uses even/odd register pair.
500 (function_arg): Ditto.
502 2007-04-24 Hui-May Chang <hm.chang@apple.com>
504 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
505 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
507 2007-04-24 Richard Guenther <rguenther@suse.de>
508 Olga Golovanevsky <olga@il.ibm.com>
510 * fold-const.c (multiple_of_p): Check for bottom
513 2007-04-24 Richard Henderson <rth@redhat.com>
515 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
516 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
517 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
518 looking for non-zero bits shifted out. Avoid a recursive call
519 when constructing the scalar.
520 (__floatundisf): Likewise.
522 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
524 * dwarf2out.c (field_byte_offset): Move the existing logic
525 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
526 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
528 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
531 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
532 argument of 0 for memset.
533 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
534 unsigned shift instead of the signed variant.
536 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
538 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
539 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
540 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
541 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
542 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
543 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
544 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
545 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
546 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
547 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
548 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
549 "mul<mode>3", "div<mode>3"): Insn definitions added.
550 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
551 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
552 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
553 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
554 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
555 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
556 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
557 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
558 TARGET_FLOAT_FORMAT): Macro definitions removed.
559 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
560 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
561 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
562 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
563 (s390_gen_rtx_const_DI): Function removed.
564 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
566 2007-04-24 Richard Sandiford <richard@codesourcery.com>
568 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
569 over an external ffs function.
571 2007-04-24 Chao-ying Fu <fu@mips.com>
572 Richard Sandiford <richard@nildram.co.uk>
574 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
575 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
576 (smadd_widen_optab, umadd_widen_optab): Define.
577 * optabs.c (init_optabs): Initialize smadd_widen_optab and
579 * genopinit.c (optabs): Fill in smadd_widen_optab and
581 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
582 and umadd_widen_optab to implement multiply-add sequences.
583 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
584 (<u>maddsidi4): ...this. Extend condition to include
585 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
586 of operand 0 to "ka" and use the three-operand form of madd<u>
588 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
590 * config/mips/constraints.md (ka): New register constraint.
592 2007-04-24 Jan Hubicka <j@suse.cz>
596 2007-04-23 Jan Hubicka <jh@suse.cz>
597 * function.c (init_function_start): Don't init line number info.
598 (expand_function_end): Update.
599 (reset_block_changes, record_block_change, finalize_block_changes,
600 check_block_change, free_block_changes): Kill.
601 * function.h (reset_block_changes, record_block_change,
602 finalize_block_changes, check_block_change, free_block_changes): Remove
604 (struct function): Remove ib_boundaries_block.
605 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
606 Use curr_insn_locator to initialize locator.
607 (emit_line_note): Remove.
608 * cfgexpand.c (expand_gimple_cond_expr): Update.
609 (construct_exit_block): Likewise.
610 (tree_expand_cfg): Initialize/finalize locators.
611 * expr.c (expand_expr_real): Update.
612 * cfglayout.c (line_locators_locs, line_locators_lines,
613 file_locators_locs, file_locators_files): Remove.
614 (set_block_levels): Move to cfgexpand.c.
615 (insn_locators_initialize): Remove.
616 (pass_insn_locators_initialize): Remove.
617 (locations_locators_locs, locations_locators_vals): New static vars.
618 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
620 (insn_locators_alloc, insn_locators_finalize,
621 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
623 (locator_location): New.
624 (locator_line, locator_file): Rewrite.
625 * rtl.h (emit_line_note): Kill.
626 (insn_locators_alloc, insn_locators_finalize,
627 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
629 * tree-inline.c (initialize_cfun): Do not initialize
631 * passes.c (pass_insn_locators_initialize): Remove.
633 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
635 * doc/invoke.texi: Removed leading '-' from option index entries.
637 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
639 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
641 (create_phi_node): Use set_phi_nodes.
642 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
643 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
644 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
645 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
646 (bsi_start, bsi_last): Use bb_stmt_list.
647 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
648 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
649 Traverse the statements using tsi iterator.
650 * basic-block.h (struct basic_block_def): Fields stmt_list
651 and phi_nodes moved to ...
652 (struct tree_bb_info): ... new structure.
653 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
654 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
655 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
656 (tree_verify_flow_info): Verify that il.tree is not set for
657 entry and exit block.
658 (tree_split_block): Use set_bb_stmt_list.
660 2007-04-23 Mike Stump <mrs@apple.com>
662 * config/i386/i386.c (ix86_tune_features
663 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
666 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
668 * config/i386/i386.md (prefix_extra): New attribute.
669 (length): Add prefix_extra.
671 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
672 (sse2_movntv2di): Likewise.
673 (sse2_cvtps2dq): Likewise.
674 (sse2_cvtpd2pi): Likewise.
675 (sse2_cvttpd2pi): Likewise.
676 (*sse2_cvtpd2ps): Likewise.
677 (*add<mode>3): Likewise.
678 (sse2_ssadd<mode>3): Likewise.
679 (sse2_usadd<mode>3): Likewise.
680 (*sub<mode>3): Likewise.
681 (sse2_sssub<mode>3): Likewise.
682 (sse2_ussub<mode>3): Likewise.
683 (*mulv8hi3): Likewise.
684 (*smulv8hi3_highpart): Likewise.
685 (*umulv8hi3_highpart): Likewise.
686 (sse2_umulv2siv2di3): Likewise.
687 (sse2_pmaddwd): Likewise.
688 (ashr<mode>3): Likewise.
689 (lshr<mode>3): Likewise.
690 (ashl<mode>3): Likewise.
691 (sse2_ashlti3): Likewise.
692 (sse2_lshrti3): Likewise.
693 (*umaxv16qi3): Likewise.
694 (*smaxv8hi3): Likewise.
695 (*uminv16qi3): Likewise.
696 (*sminv8hi3): Likewise.
697 (sse2_eq<mode>3): Likewise.
698 (sse2_gt<mode>3): Likewise.
699 (*and<mode>3): Likewise.
700 (sse2_nand<mode>3): Likewise.
701 (*ior<mode>3): Likewise.
702 (*xor<mode>3): Likewise.
703 (sse2_packsswb): Likewise.
704 (sse2_packssdw): Likewise.
705 (sse2_packuswb): Likewise.
706 (sse2_punpckhbw): Likewise.
707 (sse2_punpcklbw): Likewise.
708 (sse2_punpckhwd): Likewise.
709 (sse2_punpcklwd): Likewise.
710 (sse2_punpckhdq): Likewise.
711 (sse2_punpckldq): Likewise.
712 (sse2_punpckhqdq): Likewise.
713 (sse2_punpcklqdq): Likewise.
714 (*sse2_pinsrw): Likewise.
715 (*sse2_pextrw): Likewise.
716 (sse2_pshufd_1): Likewise.
717 (sse2_uavgv16qi3): Likewise.
718 (sse2_uavgv8hi3): Likewise.
719 (sse2_psadbw): Likewise.
720 (sse2_pmovmskb): Likewise.
721 (*sse2_maskmovdqu): Likewise.
722 (*sse2_maskmovdqu_rex64): Likewise.
723 (sse4a_extrqi): Likewise.
724 (sse4a_extrq): Likewise.
725 (sse3_lddqu): Set prefix_rep.
726 (sse3_addsubv4sf3): Likewise.
727 (sse3_haddv4sf3): Likewise.
728 (sse3_hsubv4sf3): Likewise.
729 (sse_cvtss2si): Likewise.
730 (sse_cvtss2si_2): Likewise.
731 (sse_cvtss2siq): Likewise.
732 (sse_cvtss2siq_2): Likewise.
733 (sse_cvttss2si): Likewise.
734 (sse_cvttss2siq): Likewise.
735 (sse2_cvttps2dq): Likewise.
736 (sse3_movshdup): Likewise.
737 (sse3_movsldup): Likewise.
738 (sse2_cvtsd2si): Likewise.
739 (sse2_cvtsd2si_2): Likewise.
740 (sse2_cvtsd2siq): Likewise.
741 (sse2_cvtsd2siq_2): Likewise.
742 (sse2_cvttsd2si): Likewise.
743 (sse2_cvttsd2siq): Likewise.
744 (*sse2_cvtpd2dq): Likewise.
745 (*sse2_cvttpd2dq): Likewise.
746 (sse2_pshuflw_1): Likewise.
747 (sse2_pshufhw_1): Likewise.
748 (sse4a_insertqi): Likewise.
749 (sse4a_insertq): Likewise.
750 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
751 (ssse3_phadddv4si3): Likewise.
752 (ssse3_phaddswv8hi3): Likewise.
753 (ssse3_phsubwv8hi3): Likewise.
754 (ssse3_phsubdv4si3): Likewise.
755 (ssse3_phsubswv8hi3): Likewise.
756 (ssse3_pmaddubswv8hi3): Likewise.
757 (ssse3_pmulhrswv8hi3): Likewise.
758 (ssse3_pshufbv16qi3): Likewise.
759 (ssse3_psign<mode>3): Likewise.
760 (ssse3_palignrti): Likewise.
761 (abs<mode>2): Likewise.
762 (ssse3_phaddwv4hi3): Set prefix_extra.
763 (ssse3_phadddv2si3): Likewise.
764 (ssse3_phaddswv4hi3): Likewise.
765 (ssse3_phsubwv4hi3): Likewise.
766 (ssse3_phsubdv2si3): Likewise.
767 (ssse3_phsubswv4hi3): Likewise.
768 (ssse3_pmaddubswv4hi3): Likewise.
769 (ssse3_pmulhrswv4hi3): Likewise.
770 (ssse3_pshufbv8qi3): Likewise.
771 (ssse3_psign<mode>3): Likewise.
772 (ssse3_palignrdi): Likewise.
773 (abs<mode>2): Likewise.
774 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
775 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
776 (sse2_pmovmskb): Set mode to SI instead of V2DF.
778 2007-04-23 Nick Clifton <nickc@redhat.com>
780 * params.def: Fix formatting of emacs local variables.
782 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
784 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
785 move if inter-unit move isn't allowed.
786 Don't split moving the first element of V2DI to DI to inter-unit
787 move if inter-unit move isn't allowed.
789 2007-04-23 Richard Guenther <rguenther@suse.de>
791 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
792 and CDI_POST_DOMINATORS separately.
794 2007-04-23 Nick Clifton <nickc@redhat.com>
796 * c.opt (Wformat-contains-nul): Add warning attribute.
798 2007-04-23 Jan Hubicka <jh@suse.cz>
800 * function.c (init_function_start): Don't init line number info.
801 (expand_function_end): Update.
802 (reset_block_changes, record_block_change, finalize_block_changes,
803 check_block_change, free_block_changes): Kill.
804 * function.h (reset_block_changes, record_block_change,
805 finalize_block_changes, check_block_change, free_block_changes): Remove
807 (struct function): Remove ib_boundaries_block.
808 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
809 Use curr_insn_locator to initialize locator.
810 (emit_line_note): Remove.
811 * cfgexpand.c (expand_gimple_cond_expr): Update.
812 (construct_exit_block): Likewise.
813 (tree_expand_cfg): Initialize/finalize locators.
814 * expr.c (expand_expr_real): Update.
815 * cfglayout.c (line_locators_locs, line_locators_lines,
816 file_locators_locs, file_locators_files): Remove.
817 (set_block_levels): Move to cfgexpand.c.
818 (insn_locators_initialize): Remove.
819 (pass_insn_locators_initialize): Remove.
820 (locations_locators_locs, locations_locators_vals): New static vars.
821 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
823 (insn_locators_alloc, insn_locators_finalize,
824 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
826 (locator_location): New.
827 (locator_line, locator_file): Rewrite.
828 * rtl.h (emit_line_note): Kill.
829 (insn_locators_alloc, insn_locators_finalize,
830 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
832 * tree-inline.c (initialize_cfun): Do not initialize
834 * passes.c (pass_insn_locators_initialize): Remove.
836 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
839 * expr.c (reduce_to_bit_field_precision): Handle
842 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
844 PR tree-optimization/24659
845 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
846 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
847 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
848 * genopinit.c (optabs): Rename vec_pack_mod_optab
849 to vec_pack_trunc_optab.
850 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
851 early for scalar floating point operands for NOP_EXPR.
852 (vectorizable_type_promotion): Ditto.
853 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
854 vec_pack_trunc_optab.
855 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
857 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
858 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
859 Rename from VEC_PACK_MOD_EXPR.
860 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
861 * expr.c (expand_expr_real_1): Ditto.
862 * tree-inline.c (estimate_num_insns_1): Ditto.
863 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
865 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
866 (vec_unpacks_lo_v4sf): Ditto.
867 (vec_pack_trunc_v2df): Ditto.
868 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
869 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
870 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
872 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
874 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
876 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
877 Rename from VEC_PACK_MOD_EXPR. This expression also represent
878 packing of floating point operands.
879 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
880 represent unpacking of floating point operands.
881 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
882 [vec_unpacks_hi]: Ditto.
883 [vec_unpacks_lo]: Ditto.
885 2007-04-22 Jan Hubicka <jh@suse.cz>
887 * final.c (rest_of_handle_final): Call
888 targetm.asm_out.constructor/targetm.asm_out.destructor
889 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
890 proper priority via decl_*_priority_insert.
891 * c-common.c (c_expand_body): Likewise.
893 2007-04-22 Richard Guenther <rguenther@suse.de>
895 PR tree-optimization/29789
896 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
897 (rewrite_reciprocal): New helper split out from
898 determine_invariantness_stmt.
899 (rewrite_bittest): Likewise.
900 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
901 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
904 2007-04-22 Revital Eres <eres@il.ibm.com>
906 * loop-unroll.c (var_to_expand): New field to support also
907 insns of the form x = something + x.
908 (analyze_insn_to_expand_var): Use it.
909 (expand_var_during_unrolling): Likewise.
911 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
913 * predict.c: Include pointer-set.h.
914 (bb_predictions): New variable.
915 (tree_predicted_by_p, tree_predict_edge,
916 remove_predictions_associated_with_edge): Use bb_predictions map
917 instead of bb->predictions.
918 (clear_bb_predictions, assert_is_empty): New functions.
919 (combine_predictions_for_bb): Use bb_predictions map. Call
920 clear_bb_predictions.
921 (tree_estimate_probability): Create and free bb_predictions map.
922 * Makefile.in (predict.o): Add pointer-set.h dependency.
923 * basic-block.h (struct basic_block_def): Remove predictions
925 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
927 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
930 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
933 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
935 * timevar.c (timevar_print): Change reference of --disable-checking to
936 --enable-checking=release. Also warn if assert checking is disabled.
938 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
941 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
942 decl as addressable if the compound literal was marked as
944 Mark the decl as a gimple register if it is a complex or
945 vector decl and does not live in memory.
947 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
949 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
950 (GENERIC_NEXT): New function macro.
951 (PHI_CHAIN): Use phi_node's new chain variable.
952 (tree_phi_node): Change tree_common to tree_base
953 and add the chain field.
954 * tree-phinodes.c (make_phi_node): Don't set
955 TREE_TYPE on the new node.
956 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
957 instead of checking GIMPLE_TUPLE_P in chain_next.
958 * tree-vect-transform.c
959 (get_initial_def_for_induction): Look at
960 PHI_RESULT_TREE for the type of the phi node.
961 (update_vuses_to_preheader): Use PHI_CHAIN
962 instead of TREE_CHAIN on the phi node.
963 * tree-ssa-structalias.c (compute_points_to_sets):
965 (ipa_pta_execute): Likewise.
967 2007-04-21 Richard Guenther <rguenther@suse.de>
970 * fold-const.c (fold_unary): Call fold_convert_const on the
973 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
975 * gcse.c (store_killed_in_insn): Handle PARALLELs.
976 (store_killed_in_pat): New.
978 2007-04-20 Richard Henderson <rth@redhat.com>
981 * config/i386/i386.c (type_has_variadic_args_p): Look for any
982 TREE_LIST with a void_type_node value, not void_list_node exactly.
984 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
986 * doc/standards.texi: Re-arrange into language-specific
987 subsections. Add a C++ section, documenting which standards we
990 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
992 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
993 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
995 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
997 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
998 ecrti.o and crtbegin.o.
999 (LIB_DEFAULT_SPEC): Include -lc.
1000 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
1002 2007-04-20 Richard Henderson <rth@redhat.com>
1005 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
1006 argument; update all callers.
1007 (get_unaligned_offset): New.
1008 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
1009 get_unaligned_address, just pass on the address directly.
1010 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
1011 the subreg in the helper patterns.
1012 (unaligned_extendqidi_le): Use get_unaligned_offset.
1013 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
1014 (unaligned_extendhidi_be): Likewise.
1015 (unaligned_extendhidi): Tidy.
1016 * config/alpha/alpha-protos.h: Update.
1018 2007-04-20 Richard Henderson <rth@redhat.com>
1020 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
1021 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
1022 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
1023 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1024 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1025 (CPP_SPEC): Don't include %(cpp_subtarget).
1026 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
1027 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1028 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
1030 2007-04-20 Jakub Jelinek <jakub@redhat.com>
1032 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
1033 for __builtin_ia32_cmpordss.
1035 PR tree-optimization/31632
1036 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1037 and arg1 for optimizations of comparison against min/max values.
1038 Fold arg0 to arg1's type for optimizations of comparison against
1039 min+1 and max-1 values.
1041 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
1043 * reload.c (combine_reloads): When trying to use a dying register,
1044 check whether it's uninitialized and don't use if so.
1046 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
1048 * fold-const.c: Remove prototypes for native_encode_expr and
1049 native_interpret_expr.
1050 (native_encode_expr): Make non-static.
1051 (native_interpret_expr): Likewise.
1052 * tree.h: Add prototypes for the above.
1054 2007-04-19 Joseph Myers <joseph@codesourcery.com>
1056 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
1057 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
1058 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
1059 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
1060 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
1061 Add length attributes.
1063 2007-04-19 Janis Johnson <janis187@us.ibm.com>
1065 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
1068 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
1069 __STDC_WANT_DEC_FP__.
1071 2007-04-19 Joseph Myers <joseph@codesourcery.com>
1073 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
1074 for long double compatibility.
1075 * configure: Regenerate.
1077 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1079 PR rtl-optimization/29841
1080 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
1082 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
1083 that may cause control flow transfer from being moved.
1085 2007-04-18 Jan Hubicka <jh@suse.cz>
1087 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
1090 2007-04-18 Eric Christopher <echristo@apple.com>
1092 * config/rs6000/darwin.md (load_macho_picbase): Use link register
1093 only. Update operands.
1094 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
1095 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
1096 link register to pic register.
1098 2007-04-18 Dirk Mueller <dmueller@suse.de>
1101 * tree-vrp.c (search_for_addr_array): New.
1102 (check_array_bounds): Suppress warning about
1103 address taken of array refs if its not de-referenced.
1105 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1107 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
1108 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
1110 * tree-vectorizer.h (NITERS_KNOWN_P): New.
1111 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
1112 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
1114 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
1116 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
1118 (vect_analyze_scalar_cycles): Fix indentation.
1119 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
1120 (vect_mark_relevant): Include phis in relevance analysis.
1122 * tree-vect-transform.c (vect_transform_loop): Add an assert.
1124 2007-04-18 Anatoly Sokolov <aesok@post.ru>
1126 * config/avr/avr.c (ptrreg_to_str): Replace error() with
1127 output_operand_lossage().
1129 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1131 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
1132 the unused code for reduction without adjust-in-epilog to simplify the
1135 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
1137 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
1138 (S390_TDC_NEGATIVE_ZERO): New constant.
1139 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
1140 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
1141 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
1142 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
1143 (S390_TDC_POSITIVE_INFINITY): New constant.
1144 (S390_TDC_NEGATIVE_INFINITY): New constant.
1145 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
1146 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
1147 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
1148 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
1149 (S390_TDC_INFINITY): New constant.
1150 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
1151 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
1152 optimization for UNSPEC_CCZ_TO_INT.
1153 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
1154 ("*ccz_to_int"): New insn.
1155 ("isinf<mode>2"): New insn.
1156 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
1157 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
1158 (UNSPEC_CCZ_TO_INT): New constant.
1160 2007-04-18 Richard Guenther <rguenther@suse.de>
1162 PR tree-optimization/19431
1163 PR tree-optimization/21463
1164 * tree-pass.h (pass_phiprop): Declare.
1165 * passes.c (init_optimization_passes): New phiprop pass.
1166 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
1167 (phivn_valid_p): New helper function.
1168 (phiprop_insert_phi): Likewise.
1169 (propagate_with_phi): Likewise.
1170 (tree_ssa_phiprop): New propagator propagating loads
1171 through phi nodes if profitable.
1173 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1175 * tree-vect-analyze.c (process_use): New function.
1176 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
1177 Check phis in all bbs.
1178 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
1181 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
1183 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
1186 2007-04-17 Anatoly Sokolov <aesok@post.ru>
1189 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
1192 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
1194 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
1196 (sse_vmmulv4sf3): Likewise.
1197 (sse2_vmaddv2df3): Likewise.
1198 (sse2_vmmulv2df3): Likewise.
1200 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
1202 PR rtl-optimization/31360
1203 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
1204 (target_reg_cost): New.
1205 (init_set_costs): Initialize target_reg_cost. Add comments
1206 regarding the rationale of the costs.
1207 (global_cost_for_size): Renamed to...
1208 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
1209 of register pressure.
1210 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
1211 estimate_reg_pressure_cost. Add number of ivs.
1212 (determine_set_costs): Dump target_reg_cost.
1213 * loop-invariant.c (gain_for_invariant): Use
1214 estimate_reg_pressure_cost. Removed n_inv_uses argument.
1215 (best_gain_for_invariant, find_invariants_to_move): Remove
1217 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
1218 (target_reg_cost): Declare.
1219 (global_cost_for_size): Declaration removed.
1220 (estimate_reg_pressure_cost): Declare.
1222 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
1224 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
1225 regnos into even/odd register pairs.
1226 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
1227 TDmode similar to the other floating point modes.
1228 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
1229 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
1231 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
1232 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
1233 (movdd_hardfloat64): Use TARGET_MFPGPR.
1235 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
1237 * reload1.c (delete_output_reload): Don't count output in n_inherited.
1240 2005-01-05 Richard Henderson <rth@redhat.com>
1242 * reload1.c (do_input_reload): Restrict the optimization deleteing
1243 a previous output reload to RELOAD_FOR_INPUT.
1245 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
1247 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
1248 induc_vec_info_type.
1249 (vectorizable_induction): New function declaration.
1250 * tree-vect-transform.c (get_initial_def_for_induction): No need to
1251 check if already vectorized. Find first place in BB where new stmts
1252 can be inserted. Takes only one argument.
1253 (vectorizable_induction): New function.
1254 (vect_transform_stmt): Add case for induc_vec_info_type to call
1255 vectorizable_induction.
1256 (vect_transform_loop): Consider phis for vectorization.
1257 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
1259 (analyze_operations): Call vectorizable_induction when analyzing phis.
1261 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
1262 (vect_mark_relevant): Include phis in relevance analysis.
1263 (vect_mark_stmts_to_be_vectorize): Likewise.
1264 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
1266 2007-04-16 Lawrence Crowl <crowl@google.com>
1268 * doc/invoke.texi (Debugging Options): Add documentation for the
1269 -femit-struct-debug options -femit-struct-debug-baseonly,
1270 -femit-struct-debug-reduced, and
1271 -femit-struct-debug-detailed[=...].
1273 * c-opts.c (c_common_handle_option): Add
1274 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
1275 and OPT_femit_struct_debug_detailed_.
1276 * c.opt: Add specifications for
1277 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
1278 and -femit-struct-debug-detailed[=...].
1279 * opts.c (set_struct_debug_option): Parse the
1280 -femit-struct-debug-... options.
1281 * opts.c (matches_main_base, main_input_basename,
1282 main_input_baselength, base_of_path, matches_main_base): Add
1283 variables and functions to compare header base name to compilation
1285 * opts.c (should_emit_struct_debug): Add to determine to emit a
1286 structure based on the option.
1287 (dump_struct_debug) Also disabled function to debug this
1289 * opts.c (handle_options): Save the base name of the
1292 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
1293 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
1294 This hook indicates if a type is generic. Set it by default
1296 * langhooks.h (struct lang_hooks_for_types): Add a new hook
1297 to determine if a struct type is generic or not.
1298 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
1299 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
1300 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
1303 * flags.h (enum debug_info_usage): Add an enumeration to describe
1304 a program's use of a structure type.
1305 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
1306 to indicate the program's usage of the type. Filter structs based
1307 on the -femit-struct-debug-... specification.
1308 (gen_type_die): Split into two routines, gen_type_die and
1309 gen_type_die_with_usage. gen_type_die is now a wrapper
1310 that assumes direct usage.
1311 (gen_type_die_with_usage): Replace calls to gen_type_die
1312 with gen_type_die_with_usage adding the program usage of
1313 the referenced type.
1314 (dwarf2out_imported_module_or_decl): Suppress struct debug
1315 information using should_emit_struct_debug when appropriate.
1317 2007-04-16 Ian Lance Taylor <iant@google.com>
1319 PR tree-optimization/31522
1320 * tree-vrp.c (vr_phi_edge_counts): New static variable.
1321 (vrp_initialize): Allocate vr_phi_edge_counts.
1322 (vrp_visit_phi_node): Don't push to infinity if we saw a new
1323 executable edge. Drop test for all constants.
1324 (vrp_finalize): Free vrp_phi_edge_counts.
1326 * doc/cpp.texi (Common Predefined Macros): Clarify description of
1327 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
1329 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
1330 predecessors at head rather than tail.
1332 2007-04-16 Matthias Klose <doko@debian.org>
1334 * config/alpha/linux.h (CPP_SPEC): Define.
1335 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
1337 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
1339 * function.h: Remove sequence_stack extern declaration.
1341 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
1343 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
1345 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
1348 2007-04-16 Anatoly Sokolov <aesok@post.ru>
1350 * config/avr/avr.c (avr_arch_types): Rearranging array.
1351 (enum avr_arch): Add.
1352 (avr_mcu_types): Use avr_arch enumeration constants instead of
1354 * config/avr/avr.h (LINK_SPEC): Simplify.
1356 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
1358 * config/m68k/m68k.c (m68k_libcall_value,
1359 m68k_function_value): Use macros for register names more.
1361 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
1363 (M68K_REGNAME): Use A6_REG.
1364 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
1366 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1369 * sched-int.h (struct deps): Split field 'pending_lists_length' into
1370 'pending_read_list_length' and 'pending_write_list_length'. Update
1372 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
1373 to handle two length counters instead of one. Update all uses.
1374 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
1375 two length counters instead of one.
1376 * sched-rgn.c (propagate_deps): Update to handle two length counters
1379 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
1382 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
1383 copy of source, pass it to ix86_expand_vector_set and return
1386 2007-04-16 David Ung <davidu@mips.com>
1387 Joseph Myers <joseph@codesourcery.com>
1389 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
1390 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
1391 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
1392 Add 74K processor information.
1393 * config/mips/mips.md: Include 74k.md.
1394 (cpu): Add 74kc,74kf,74kx.
1395 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
1396 * config/mips/74k.md: New.
1397 * doc/invoke.texi (MIPS Options): Document 74K support.
1399 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
1401 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
1402 vectorizable_* functions.
1403 * tree-vect-transform.c (vectorizable_call): Add check for
1404 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
1405 (vectorizable_store): likewise.
1406 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
1408 (vectorizable_operation, vectorizable_type_demotion): Likewise.
1409 (vectorizable_type_promotion, vectorizable_load): Likewise.
1410 (vectorizable_live_operation, vectorizable_condition): Likewise.
1411 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
1413 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
1415 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1417 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
1418 register numbers more.
1419 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
1420 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
1421 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
1422 FUNCTION_VALUE_REGNO_P): Likewise.
1423 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
1424 STATIC_CHAIN_REGNUM): Likewise.
1425 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
1426 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
1427 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
1428 * config/m68k/m68k.md (FP_REG): New.
1430 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1432 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
1435 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1437 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
1438 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
1441 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
1443 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
1446 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
1449 * c-decl.c (finish_decl): Grab the type of the decl after the call
1450 to store_init_value.
1452 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
1454 * common.opt (fforward-propagate): Fix "Optimization" annotation.
1456 2007-04-14 Jakub Jelinek <jakub@redhat.com>
1459 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
1460 post dominators and cleanup cfg before returning.
1462 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
1464 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
1465 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
1467 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
1469 * config.gcc: Recognize fido.
1470 * config/m68k/m68k-devices.def (fidoa): New.
1471 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
1473 (FL_FIDOA, TARGET_FIDOA): New.
1474 * config/m68k/m68k.opt (mfidoa): New.
1476 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1479 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
1480 when a personality function is used.
1482 2007-04-13 Bob Wilson <bob.wilson@acm.org>
1484 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
1486 2007-04-13 Mike Stump <mrs@apple.com>
1488 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
1490 * config/darwin.opt (fapple-kext): Make C++ only.
1491 * config/darwin.c (darwin_override_options): Remove code to ensure
1492 -fapple-kext is given for C++ only.
1494 2007-04-13 Richard Sandiford <richard@codesourcery.com>
1496 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
1497 * config/mips/mips.c (override_options): Call
1498 SUBTARGET_OVERRIDE_OPTIONS, if defined.
1500 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
1502 * config/i386/i386.opt (msvr3-shlib): Removed.
1504 * doc/invoke.texi: Remove -msvr3-shlib.
1506 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
1508 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
1509 with "popcnt" instruction.
1511 2007-04-13 Richard Guenther <rguenther@suse.de>
1513 PR tree-optimization/21258
1514 * tree-vrp.c (compare_case_labels): New helper.
1515 (find_switch_asserts): New function.
1516 (find_assert_locations): Call it for SWITCH_EXPRs.
1518 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
1520 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
1521 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
1522 check is now implied in X87_FLOAT_MODE_P.
1523 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
1524 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
1525 (fix_trunc<mode>_i386_fisttp): Ditto.
1526 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
1527 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
1528 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
1529 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
1530 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
1531 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
1532 (unnamed_splitters): Ditto.
1533 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
1534 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
1535 FIRST_SSE_REG for local functions when SSE math is enabled or
1536 for functions with sseregparm attribute.
1537 (standard_80387_constant_p): Return -1 if mode is not
1539 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
1540 (ix86_expand_compare): Ditto.
1541 (ix86_expand_carry_flag_compare): Ditto.
1542 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
1543 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
1544 DECIMAL_FLOAT_MODE_P.
1545 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
1546 of SCALAR_FLOAT_MODE_P.
1547 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
1548 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
1549 checks before FLOAT_MODE_P.
1550 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
1551 before FLOAT_MODE_P.
1556 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
1558 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
1559 Charles Wilson <libtool@cwilson.fastmail.fm>
1561 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
1562 (libgcc.mvars): Don't depend on them.
1563 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
1564 * exec-tool.in: New.
1566 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
1568 * doc/invoke.text (--help): Document --help=common.
1570 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
1572 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
1574 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1576 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
1577 * genemit.c (main): Emit #include "integrate.h".
1578 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
1579 (LOADGP_RTP): New mips_loadgp_style.
1580 * config/mips/mips.h: Include config/vxworks-dummy.h.
1581 (TARGET_RTP_PIC): New macro.
1582 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
1583 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
1584 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
1586 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
1587 -mvxworks-pic when using -mrtp and a PIC option.
1588 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
1590 (mips_symbolic_constant_p, mips_symbolic_address_p)
1591 (mips_symbol_insns): Handle SYMBOL_HALF.
1592 (override_options): Warn about -G and -mrtp being used together.
1593 Initialize mips_lo_relocs[SYMBOL_HALF].
1594 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
1595 (mips_emit_loadgp): Handle LOADGP_RTP.
1596 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
1597 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
1598 (tablejump): Handle function-relative case table entries if
1600 * config/mips/predicates.md (symbol_ref_operand): New predicate.
1602 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1604 * config/mips/mips.md (load_call<mode>): Allow any general register.
1606 (sibcall_value_internal, sibcall_value_multiple_internal)
1607 (call_value_internal, call_value_split, call_value_multiple_internal)
1608 (call_value_multiple_split): Remove constraints from operand 0.
1610 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1612 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
1613 rather than loadgp_noshared.
1614 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
1615 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
1617 * config/mips/mips.md (loadgp): Rename to...
1618 (loadgp_newabi): ...this.
1619 (loadgp_noshared): Rename to...
1620 (loadgp_absolute): ...this.
1622 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1624 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
1625 false for locally-binding symbols.
1626 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
1628 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1630 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
1631 (SYMBOL_GOT_PAGE_OFST): ...this.
1632 (SYMBOL_GOT_GLOBAL): Rename to...
1633 (SYMBOL_GOT_DISP): ...this.
1634 (SYMBOL_GOTOFF_GLOBAL): Rename to...
1635 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
1636 * config/mips/mips.c (mips_global_symbol_p): New function.
1637 (mips_symbol_binds_local_p): Likewise.
1638 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
1639 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
1640 and mips_symbol_binds_local_p.
1641 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
1642 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
1643 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
1645 (mips_ok_for_lazy_binding_p): New function.
1646 (mips_load_call_address, mips_expand_call): Use it.
1647 (mips_dangerous_for_la25_p): Likewise.
1648 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
1649 (*got_disp<mode>): Use got_disp_operand instead of
1650 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
1651 SYMBOL_GOTOFF_GLOBAL.
1652 (*got_page<mode>): Use got_page_ofst_operand instead of
1654 * config/mips/predicates.md (const_call_insn_operand): Use
1655 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
1656 (global_got_operand): Rename to...
1657 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
1659 (local_got_operand): Rename to...
1660 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
1661 of SYMBOL_GOT_LOCAL.
1663 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1665 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
1666 TARGET_CALL_CLOBBERED_GP.
1667 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
1668 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
1669 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
1670 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
1671 of TARGET_ABICALLS && !TARGET_NEWABI.
1672 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
1673 * config/mips/mips.c (mips_load_call_address): Check
1674 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
1675 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
1676 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
1677 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
1678 TARGET_ABICALLS && TARGET_NEWABI.
1679 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
1681 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
1682 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
1683 TARGET_ABICALLS && TARGET_NEWABI.
1684 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
1685 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
1686 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
1687 whether indirect calls must use $25.
1688 (mips_extra_live_on_entry): Check TARGET_GOT instead of
1690 * config/mips/mips.md (jal_macro): Check flag_pic and
1691 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
1692 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
1693 instead of TARGET_ABICALLS.
1694 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
1695 TARGET_ABICALLS && TARGET_OLDABI.
1696 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
1697 (sibcall): In the comment above the define_insn, mention
1698 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
1699 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
1700 instead of TARGET_ABICALLS.
1702 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
1704 * doc/md.texi (Blackfin family constraints): Document PA and PB.
1705 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
1706 (MACFLAGS_MATCH_P): New macro.
1707 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
1708 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
1709 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
1710 the other MACFLAG constants.
1711 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
1712 (flag_machi): Tighten constraints. Renumber some of the operands.
1713 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
1715 (flag_machi_parts_acconly): New pattern.
1716 (flag_macinithi): Tighten constraints. Allow any accumulator to be
1718 (flag_macinit1hi): Tighten constraints.
1719 (flag_mul_macv2hi_parts_acconly): New pattern.
1721 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
1722 Use a more efficient implementation.
1723 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
1724 inline sequences when not optimizing for size.
1726 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
1727 movhi_high2low): Delete, merge functionality into...
1728 (packv2hi): ... this pattern.
1730 2007-02-11 Jie Zhang <jie.zhang@analog.com>
1731 * config/bfin/bfin.opt (msim): New option.
1732 (mcpu=): New option.
1733 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
1734 (bfin_cpu_t): Typedef of enum bfin_cpu.
1735 (bfin_cpu_type): New declaration.
1736 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
1737 -msim and -mcpu= options.
1738 (LIB_SPEC): Likewise.
1739 * config/bfin/bfin.c (bfin_cpu_type): Define.
1740 (bfin_handle_option): Handle -mcpu= option.
1741 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
1742 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
1743 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
1745 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1747 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
1748 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
1749 (powerpc-wrs-vxworksae): Use ${tm_file}.
1750 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
1751 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
1752 * config/i386/vx-common.h: New file.
1754 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1756 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
1759 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
1761 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
1764 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
1768 * c-common.c (c_build_qualified_type): Set canonical type
1771 2007-04-12 Richard Guenther <rguenther@suse.de>
1773 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
1774 lower bound and element size if lower bound is not zero
1775 or either of the ARRAY_REF operands is set.
1777 2007-04-12 Richard Guenther <rguenther@suse.de>
1779 PR tree-optimization/24689
1780 PR tree-optimization/31307
1781 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
1783 * gimplify.c (canonicalize_addr_expr): To be consistent with
1784 gimplify_compound_lval only set operands two and three of
1785 ARRAY_REFs if they are not gimple_min_invariant. This makes
1786 it never at this place.
1787 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
1789 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1791 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
1792 null before emitting a .nsubspa directive.
1794 2007-04-11 Diego Novillo <dnovillo@redhat.com>
1796 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
1797 need_to_partition_p if there are no memory statements in the
1800 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
1802 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
1803 (gcd_of_steps_may_divide_p): New function.
1804 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
1806 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
1808 * reload.c (find_reloads_toplev, find_reloads_address,
1809 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
1810 not a pointer equality test, to decide if we need to call
1811 push_reg_equiv_alt_mem.
1813 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
1815 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
1816 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
1817 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
1819 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
1821 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
1822 vector to be positive.
1824 2007-04-11 Diego Novillo <dnovillo@redhat.com>
1828 * doc/invoke.texi: Document --params max-aliased-vops and
1830 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
1831 debug_memory_partitions): Move to tree-flow.h
1832 * params.h (AVG_ALIASED_VOPS): Define.
1833 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
1835 (mp_info_t): Likewise.
1836 (get_mem_sym_stats_for): New.
1837 (set_memory_partition): Move from tree-flow-inline.h.
1838 (mark_non_addressable): Only clear the set of symbols for the
1839 partition if it exists.
1840 (dump_memory_partitions): Move from tree-ssa-operands.c
1841 (debug_memory_partitions): Likewise.
1842 (need_to_partition_p): New.
1843 (dump_mem_ref_stats): New.
1844 (debug_mem_ref_stats): New.
1845 (dump_mem_sym_stats): New.
1846 (debug_mem_sym_stats): New.
1847 (update_mem_sym_stats_from_stmt): New.
1848 (compare_mp_info_entries): New.
1849 (mp_info_cmp): Call it.
1850 (sort_mp_info): Change argument to a list of mem_sym_stats_t
1852 (get_mpt_for): Move from tree-ssa-operands.c.
1853 (find_partition_for): New.
1854 (create_partition_for): Remove.
1855 (estimate_vop_reduction): New.
1856 (update_reference_counts): New.
1857 (build_mp_info): New.
1858 (compute_memory_partitions): Refactor.
1859 Document new heuristic.
1860 Call build_mp_info, update_reference_counts,
1861 find_partition_for and estimate_vop_reduction.
1862 (compute_may_aliases): Populate virtual operands before
1863 calling debugging dumps.
1864 (delete_mem_sym_stats): New.
1865 (delete_mem_ref_stats): New.
1866 (init_mem_ref_stats): New.
1867 (init_alias_info): Call it.
1868 (maybe_create_global_var): Remove alias_info argument.
1869 Get number of call sites and number of pure/const call sites
1870 from gimple_mem_ref_stats().
1871 (dump_alias_info): Call dump_memory_partitions first.
1872 (dump_points_to_info_for): Show how many times a pointer has
1874 * opts.c (decode_options): For -O2 set --param
1875 max-aliased-vops to 500.
1876 For -O3 set --param max-aliased-vops to 1000 and --param
1877 avg-aliased-vops to 3.
1878 * fortran/options.c (gfc_init_options): Remove assignment to
1880 * tree-flow-inline.h (gimple_mem_ref_stats): New.
1881 * tree-dfa.c (dump_variable): Dump memory reference
1883 Dump NO_ALIAS* settings.
1884 (referenced_var_lookup): Tidy.
1885 (mem_sym_stats): New.
1886 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
1887 and ORIG are different SSA names for a memory partition.
1888 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
1889 * tree-flow.h (struct mem_sym_stats_d): Define.
1890 (mem_sym_stats_t): Define.
1891 (struct mem_ref_stats_d): Define.
1892 (struct gimple_df): Add field mem_ref_stats.
1893 (enum noalias_state): Define.
1894 (struct var_ann_d): Add bitfield noalias_state.
1895 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
1896 debug_mem_ref_stats, debug_memory_partitions,
1897 debug_mem_sym_stats): Declare.
1898 * tree-ssa-structalias.c (update_alias_info): Update call
1899 sites, pure/const call sites and asm sites in structure
1900 returned by gimple_mem_ref_stats.
1901 Remove local variable IS_POTENTIAL_DEREF.
1902 Increase NUM_DEREFS if the memory expression is a potential
1904 Call update_mem_sym_stats_from_stmt.
1905 If the memory references memory, call
1906 update_mem_sym_stats_from_stmt for all the direct memory
1907 symbol references found.
1908 (intra_create_variable_infos): Set noalias_state field for
1909 pointer arguments according to the value of
1910 flag_argument_noalias.
1911 * tree-ssa-structalias.h (struct alias_info): Remove fields
1912 num_calls_found and num_pure_const_calls_found.
1913 (update_mem_sym_stats_from_stmt): Declare.
1914 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
1915 Set default value to 100.
1916 (PARAM_AVG_ALIASED_VOPS): Define.
1918 2007-04-11 Richard Guenther <rguenther@suse.de>
1921 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
1922 a * -b + c as c - a * b if we honor sign dependent rounding.
1924 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
1926 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
1928 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
1929 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
1931 (initialize_trampoline): Don't use old-style function definition.
1932 (bfin_secondary_reload): Mark IN_P argument as unused.
1934 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
1936 PR tree-optimization/31343
1937 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
1938 (build_polynomial_chrec): Return a scalar when the evolution is zero.
1939 * testsuite/gcc.dg/vect/pr31343.c: New.
1941 2007-04-10 Eric Christopher <echristo@apple.com>
1943 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
1944 * config/i386/i386.md (*cmpfp0): Use.
1945 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
1946 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
1947 (fix_trunc<mode>_i386_fisttp): Ditto.
1948 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
1949 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
1950 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
1951 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
1952 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
1953 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
1954 (unnamed_splitters): Ditto.
1955 * config/i386/i386.c (output_fix_trunc): Assert that
1956 we're not being passed a TFmode operand.
1958 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
1960 PR tree-optimization/31526
1961 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
1962 n_basic_blocks to find newly added blocks.
1964 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
1966 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
1968 (fix_trunc<mode>si_sse): Ditto.
1969 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
1970 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
1971 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
1972 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
1973 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
1974 expander using SSEMODEF mode macro.
1975 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
1976 expander using SSEMODEF mode macro.
1977 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
1978 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
1979 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
1980 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
1981 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
1982 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
1983 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
1984 Macroize insn using X87MODEF mode macro.
1986 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
1988 * config/i386/sse.md (sse2_pinsrw): Removed.
1989 (sse2_pextrw): Renamed to ...
1990 (*sse2_pextrw): This.
1992 2007-04-09 Jan Hubicka <jh@suse.cz>
1995 * config/i386/sse.md
1996 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
1997 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
1998 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
1999 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
2001 2007-04-09 Jan Hubicka <jh@suse.cz>
2003 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
2004 multiple fields of union.
2006 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
2008 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
2009 (create_preheaders): Check that loops are available.
2010 (fix_loop_structure): Clean up, improve comments.
2011 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
2012 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
2014 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
2015 * predict.c (tree_estimate_probability): Do not call
2016 calculate_dominance_info. Call create_preheaders.
2017 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
2018 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
2020 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
2021 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
2022 * tree-cfg.c (tree_split_edge): Make an assert more precise.
2023 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
2026 2007-04-08 Jan Hubicka <jh@suse.cz>
2028 * tree.h (maybe_fold_offset_to_component_ref): Declare.
2029 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
2030 * fold-const.c (fold_unary): Use it.
2032 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2034 * varasm.c (assemble_variable): Remove call to
2035 lang_hooks.decls.prepare_assemble_variable.
2036 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
2037 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
2038 * langhooks.h (lang_hooks_for_decls): Remove
2039 prepare_assemble_variable.
2041 2007-04-08 Mike Stump <mrs@apple.com>
2043 * config/i386/i386.c: Use inc/dec on Core2.
2045 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
2047 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
2048 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
2049 lhd_tree_inlining_end_inlining): Remove.
2050 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
2051 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
2053 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
2054 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
2055 lhd_tree_inlining_end_inlining): Remove prototypes.
2056 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
2057 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
2058 LANG_HOOKS_TREE_INLINING_START_INLINING,
2059 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
2061 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
2064 2007-04-08 Anatoly Sokolov <aesok@post.ru>
2067 * config/avr/predicates.md (io_address_operand): Delete predicate.
2068 (low_io_address_operand): Don't use 'mode' argument.
2069 (higth_io_address_operand): Rename ...
2070 (high_io_address_operand): ... to this. Don't use 'mode' argument.
2071 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
2074 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
2076 Revert change removing staticp.
2078 2007-04-07 Anatoly Sokolov <aesok@post.ru>
2081 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
2084 2007-04-07 Bruce Korb <bkorb@gnu.org>
2086 * c.opt: Add -Wformat-contains-nul.
2087 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
2089 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
2090 the NUL byte warning.
2092 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
2094 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
2096 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
2098 * tree.c (staticp): No longer use staticp langhook.
2099 * langhooks.c (lhd_staticp): Removed.
2100 * langhooks.h (struct lang_hooks): Remove staticp.
2101 * c-common.c (c_staticp): Remove.
2102 * c-common.h (c_staticp): Ditto.
2103 * langhooks-defs.h (lhd_staticp): Ditto.
2104 (LHD_HOOKS_STATICP): Ditto
2105 * tree.h (gcc_assert_lowered): New macro.
2107 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
2109 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
2110 argument "reliable".
2111 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
2112 Add argument "reliable". Propagate it through calls.
2113 (infer_loop_bounds_from_undefined): Derive number of iterations
2114 estimates from references in blocks that do not dominate loop latch.
2115 (gcov_type_to_double_int): New function.
2116 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
2117 and expected_loop_iterations_unbounded.
2118 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
2119 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
2120 * tree-data-ref.c (estimated_loop_iterations): Export.
2121 (get_references_in_stmt): Fix -- do not return addresses of local
2123 * cfgloop.h (expected_loop_iterations_unbounded,
2124 estimated_loop_iterations): Declare.
2126 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
2128 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
2130 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
2132 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
2133 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
2134 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
2135 Use output_387_reg_move().
2136 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
2137 expander using X87MODEF12 mode macro.
2138 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
2139 choosing register preferences. Use output_387_reg_move().
2140 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
2141 instead of "x". Use output_387_reg_move().
2142 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
2143 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
2144 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
2145 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
2146 Use output_387_reg_move().
2147 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
2149 (*truncxf?f_i387 splitter): Ditto.
2151 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
2153 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2154 LANG_HOOKS_SAFE_FROM_P.
2155 * expr.c (safe_from_p): Remove langhook call.
2156 * langhooks.h (lang_hooks): Remove safe_from_p.
2157 (lhd_safe_from_p): Remove prototype.
2158 * langhooks.c (lhd_safe_from_p): Remove.
2160 2007-04-06 Jan Hubicka <jh@suse.cz>
2162 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
2165 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
2167 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
2168 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
2169 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
2170 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
2172 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
2173 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
2175 2007-04-05 Richard Henderson <rth@redhat.com>
2177 * config/alpha/alpha.c (print_operand) [+]: Remove.
2178 (alpha_end_function): Print nop if call at end of function.
2179 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
2180 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
2181 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
2182 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
2183 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
2184 the call pattern. Update peepholes to match.
2186 2007-04-05 Janis Johnson <janis187@us.ibm.com>
2188 * doc/extend.texi (Other Builtins): Add decimal float variants
2190 * builtins.def: Ditto.
2191 * builtins.c (expand_builtin): Ditto.
2193 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
2194 H.J. Lu <hongjiu.lu@intel.com>
2197 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
2198 of V8HImode when calling ix86_binary_operator_ok.
2199 (sse2_pmaddwd): Call ix86_binary_operator_ok.
2200 (sdot_prodv8hi): Operands 1 and 2 must be register.
2202 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2204 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
2205 initialize align to silence bogus warning.
2207 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2210 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
2212 (struct sra_walk_fns): Remove use_all parameter from use.
2213 (sra_hash_tree): Handle BIT_FIELD_REFs.
2214 (sra_elt_hash): Don't hash bitfld blocks.
2215 (sra_elt_eq): Skip them in parent compares as well. Handle
2217 (sra_walk_expr): Don't maintain or pass down use_all_p.
2218 (scan_use): Remove use_all parameter.
2219 (scalarize_use): Likewise. Re-expand assignment to
2220 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
2221 output, and re-scalarize after output. Don't mark anything
2223 (scalarize_ldst): Adjust.
2224 (scalarize_walk_gimple_modify_statement): Likewise.
2225 (build_element_name_1): Handle BIT_FIELD_REFs.
2226 (instantiate_element): Don't warn for any element whose parent
2228 (instantiate_missing_elements_1): Return the sra_elt.
2229 (canon_type_for_field): New.
2230 (try_instantiate_multiple_fields): New.
2231 (instantiate_missing_elemnts): Use them.
2232 (mark_no_warning): Removed.
2233 (generate_one_element_ref): Handle BIT_FIELD_REFs.
2234 (REPLDUP, sra_build_elt_assignment): New.
2235 (generate_copy_inout): Use them.
2236 (generate_element_copy): Likewise. Handle bitfld differences.
2237 (generate_element_zero): Don't recurse for blocks. Use
2238 sra_build_elt_assignment.
2239 (generate_one_element_int): Take elt instead of var. Use
2240 sra_build_elt_assignment.
2241 (generate_element_init_1): Adjust.
2242 (scalarize_use, scalarize_copy): Use REPLDUP.
2243 (scalarize_ldst): Move assert before dereference.
2244 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
2246 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
2248 * regmove.c: Fix unused variable warnings due to previous commit.
2250 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
2252 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
2253 (regmove_bb_head): Remove.
2254 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
2255 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
2256 problems with fixup_match_1.
2257 Don't initialize/free regmove_bb_head.
2259 (reg_is_remote_constant_p): If an insn is in the same basic block
2260 but not before INSN, consider it remote, too.
2262 2007-04-05 Anatoly Sokolov <aesok@post.ru>
2265 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
2266 DECL_ASSEMBLER_NAME, not the DECL_NAME.
2268 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
2270 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
2271 (CONDITIONAL_REGISTER_USAGE): Likewise.
2273 2007-04-04 Richard Henderson <rth@redhat.com>
2275 * config/alpha/lib1funcs.asm: Remove unused file.
2277 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2280 * opts.c (print_specific_help): Fix --help=<language>
2282 (common_handle_option): Support --help=common.
2284 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2287 * gcc.c (main): Do not run the linker if
2288 print_subprocess_help indicates that it shouldn't be
2291 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2294 * doc/invoke.texi (--help=): Document <languages> value, fix
2295 formatting in tables of values.
2297 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
2299 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
2300 dllimport attribute of virtual methods.
2302 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
2304 * config/score/crti.asm: Change _bss_start to __bss_start.
2305 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
2306 (OUTGOING_REG_PARM_STACK_SPACE) update.
2307 * config/score/score.opt: add options to make backend support
2308 score5, score5u, score7 and score7d.
2309 * config/score/score.md: Likewise.
2310 * config/score/misc.md: Likewise.
2311 * config/score/mac.md: Likewise.
2312 * doc/invoke.texi: Likewise.
2313 * doc/md.texi: update constraints define.
2315 2007-04-03 Richard Henderson <rth@redhat.com>
2317 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
2318 an appropriate type, use the mode instead.
2320 2007-04-03 Richard Sandiford <richard@codesourcery.com>
2322 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
2323 Set the default --with-arch setting to mips2.
2324 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
2325 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2326 (MULTILIB_OSDIRNAMES): Delete.
2327 (MULTILIB_DIRNAMES): Define.
2328 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
2329 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
2330 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
2331 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
2332 VXWORKS_OS_CPP_BUILTINS.
2333 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
2334 (MIPS_DEBUGGING_INFO): Undefine.
2335 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
2337 2007-04-03 Jakub Jelinek <jakub@redhat.com>
2340 * fold-const.c (native_encode_real): Encode real.c provided longs
2341 as a series of 32-bit native integers.
2342 (native_interpret_real): Interpret buffer as a series of 32-bit
2345 2007-04-03 Richard Guenther <rguenther@suse.de>
2347 * genpreds.c (write_insn_constraint_len): Write function
2348 optimized for CONSTRAINT_LEN implementation.
2349 (write_tm_preds_h): Output insn_constraint_len inline and
2350 use it for CONSTRAINT_LEN.
2351 (write_insn_preds_c): Don't output insn_constraint_len.
2352 * doc/md.texi (define_register_constraint): Document multi-letter
2353 constraints shall have the same length if they start with the same
2356 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
2359 * config/i386/i386.md (isinf<mode>2): Expand only when
2360 TARGET_C99_FUNCTIONS is set.
2362 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
2364 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
2365 (x86_64-*-linux*): Ditto.
2366 * config/i386/i386.opt (mpc): New option.
2367 * config/i386/i386.c (overrride_options): Handle
2368 ix87_precision_string.
2369 * config/i386/crtprec.c: New file.
2370 * config/i386/t-crtpc: Ditto.
2371 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
2373 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
2374 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
2375 crtprec32.o, crtprec64.o and crtprec80.o.
2377 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
2379 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
2381 2007-04-02 Eric Christopher <echristo@apple.com>
2383 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
2384 limitations on darwin.
2386 2007-04-02 Anatoly Sokolov <aesok@post.ru>
2389 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
2391 2007-04-02 Dave Korn <dave.korn@artimi.com>
2393 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
2395 2007-04-02 Dave Korn <dave.korn@artimi.com>
2397 * libgcc2.h (exception_descriptor): Don't forward-declare.
2398 (__get_eh_table_language, __get_eh_table_version): Delete
2399 prototypes of long-dead functions.
2401 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
2403 * ebitmap.h: New file
2404 * ebitmap.c: New file
2405 * Makefile.in (ebitmap.o): New target.
2407 2007-04-01 Jan Hubicka <jh@suse.cz>
2409 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
2410 before very first instruction.
2412 2007-04-01 Jan Hubicka <jh@suse.cz>
2414 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
2415 waring on 64bit hosts.
2416 * bitmap.h: Fix typo in bitmap_head_def.
2418 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
2420 PR rtl-optimization/31391
2421 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
2422 into a DELETED_LABEL note, and the label is in an empty basic
2423 block, update BB_END as well as BB_HEAD.
2425 2007-04-01 Richard Henderson <rth@redhat.com>
2427 PR tree-optimization/31169
2428 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
2429 to varying if the range is outside [0, prec-1].
2431 2007-04-01 Richard Sandiford <richard@codesourcery.com>
2434 * config/mips/mips.md (load_const_gp): New insn.
2435 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
2436 the MIPS16 GP pseudo register if no_new_pseudos.
2437 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
2439 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2442 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
2444 (call_value): Likewise.
2446 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
2447 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2450 * doc/invoke.texi: (optimization options): Reword description
2451 of -ffast-math. Document its primary purpose.
2453 2007-03-31 Richard Guenther <rguenther@suse.de>
2455 * omp-low.c (splay-tree.h): Include.
2456 (lookup_decl): Replace splay-tree usage by pointer-map.
2457 (maybe_lookup_decl): Likewise.
2458 (new_omp_context): Likewise.
2459 (delete_omp_context): Likewise.
2460 * gimplify.c (splay-tree.h): Include.
2461 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
2463 (remap_ssa_name): Likewise.
2464 (remap_decl): Likewise.
2465 (remap_type_1): Likewise.
2466 (remap_type): Likewise.
2467 (copy_body_r): Likewise.
2468 (expand_call_inline): Likewise.
2469 (clone_body): Likewise.
2470 (copy_tree_r): Likewise.
2471 (remap_save_expr): Likewise.
2472 (unsave_r): Likewise.
2473 (unsave_expr_now): Likewise.
2474 (tree_function_versioning): Likewise.
2475 (build_duplicate_type): Likewise.
2476 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
2477 (struct copy_body_data): Replace splay-tree by pointer-map.
2478 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
2479 not $(SPLAY_TREE_H).
2480 (gimplify.o): Depend on $(SPLAY_TREE_H).
2481 (omp-low.p): Likewise.
2483 2007-03-31 Anatoly Sokolov <aesok@post.ru>
2485 * config/avr/predicates.md (even_register_operand,
2486 odd_register_operand): New predicates.
2487 * config/avr/avr.md (movw peephole2): New.
2488 (movw_r peephole2): New.
2490 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
2492 * tree.h (get_signed_or_unsigned_type): New.
2493 * fold-const.c (operand_equal_for_comparison_p): Use
2494 get_signed_or_unsigned_type instead of
2495 lang_hooks.types.signed_or_unsigned_type.
2496 * expr.c (store_expr): Ditto.
2497 * langhooks.c (get_signed_or_unsigned_type): New.
2498 (lhd_signed_or_unsigned_type): New.
2499 * langhooks.h (lhd_signed_or_unsigned_type): New.
2500 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
2502 2007-03-30 Richard Henderson <rth@redhat.com>
2504 * tree-ssa-loop-ivopts.c: Include target.h.
2505 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
2506 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
2507 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
2508 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
2510 2007-03-30 Richard Henderson <rth@redhat.com>
2511 Kai Tietz <kai.tietz@onevision.com>
2513 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
2515 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
2516 (TARGET_64BIT_MS_ABI): New.
2517 (DBX_REGISTER_NUMBER): Handle 64-bit.
2518 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
2519 (LONG_TYPE_SIZE): Force to 32.
2520 (REG_PARM_STACK_SPACE): New.
2521 (OUTGOING_REG_PARM_STACK_SPACE): New.
2522 (REGPARM_MAX, SSE_REGPARM_MAX): New.
2523 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
2524 (STACK_BOUNDARY): Use 128 for 64-bit.
2525 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
2526 Add 64-bit implementation.
2527 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
2529 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
2530 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
2531 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
2532 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
2533 (ix86_handle_cconv_attribute): Don't warn when ignoring if
2534 TARGET_64BIT_MS_ABI.
2535 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
2536 (ix86_pass_by_reference): Likewise.
2537 (ix86_function_value_regno_p): Likewise.
2538 (ix86_build_builtin_va_list): Likewise.
2539 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
2540 (function_arg_advance_ms_64): New.
2541 (function_arg_advance): Call it.
2542 (function_arg_ms_64): New.
2543 (function_arg): Call it.
2544 (function_value_ms_64): New.
2545 (ix86_function_value_1): Call it.
2546 (return_in_memory_ms_64): New.
2547 (ix86_return_in_memory): Call it.
2548 (setup_incoming_varargs_ms_64): New.
2549 (ix86_setup_incoming_varargs): Call it.
2550 (ix86_expand_prologue): Handle 64-bit stack probing.
2551 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
2552 (output_pic_addr_const): Likewise.
2553 (x86_this_parameter): Likewise.
2554 (x86_output_mi_thunk): Likewise.
2555 (x86_function_profiler): Likewise.
2556 (TARGET_STRICT_ARGUMENT_NAMING): New.
2557 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
2558 (TARGET_64BIT_MS_ABI): New.
2559 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
2560 * config/i386/i386.md (allocate_stack_worker): Remove.
2561 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
2562 describe the clobber of eax without a match_scratch.
2563 (allocate_stack_worker_postreload): Remove.
2564 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
2565 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
2566 (allocate_stack_worker_rex64_postreload): Remove.
2567 (allocate_stack): Handle 64-bit.
2568 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
2569 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
2570 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
2571 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
2572 (STANDARD_STARTFILE_PREFIX_1): Likewise.
2573 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
2574 * config.build (x86_64-*-mingw*): New host.
2575 * config.host (x86_64-*-mingw*): New host.
2576 * config.gcc (x86_64-*-mingw*): New target.
2577 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
2579 2007-03-30 Richard Henderson <rth@redhat.com>
2580 Kai Tietz <kai.tietz@onevision.com>
2582 * c-pragma.c (struct def_pragma_macro_value): New.
2583 (struct def_pragma_macro): New.
2584 (pushed_macro_table): New.
2585 (dpm_hash, dpm_eq): New.
2586 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
2587 (init_pragma): Install them.
2588 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
2590 2007-03-30 Anatoly Sokolov <aesok@post.ru>
2592 * config/avr/avr.c (avr_override_options): Clear
2593 'flag_delete_null_pointer_checks'.
2595 2007-03-30 Paolo Carlini <pcarlini@suse.de>
2598 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
2599 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
2600 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
2601 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
2602 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
2603 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
2604 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
2606 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
2608 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
2610 * regmove.c: Move all of pass_stack_adjustments from here...
2611 * combine-stack-adj.c: ...to this new file.
2612 * Makefile.in: Add rules for combine-stack-adj.o.
2614 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
2616 PR tree-optimization/31383
2617 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
2618 to have the same length.
2620 2007-03-30 Jan Hubicka <jh@suse.cz>
2623 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
2624 availablility; add more sanity checking; ask varpool only about
2627 2007-03-29 Richard Henderson <rth@redhat.com>
2629 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
2630 to decide, but __SIZEOF_LONG_LONG__.
2632 2007-03-29 Richard Henderson <rth@redhat.com>
2634 * emutls.c (struct __emutls_array): New.
2635 (emutls_destroy): Use it instead of casting element 0 from void*.
2636 (__emutls_get_address): Likewise.
2638 2007-03-29 Richard Henderson <rth@redhat.com>
2640 * varasm.c (initializer_constant_valid_p): Don't deny
2641 DECL_DLLIMPORT_P on functions.
2643 * config/i386/cygming.h: Remove function declarations.
2644 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
2645 (ASM_OUTPUT_LABELREF): Remove.
2646 (COMMON_ASM_OP): Remove.
2647 (ASM_OUTPUT_COMMON): Remove.
2648 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
2649 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
2650 (ASM_DECLARE_FUNCTION_NAME): Likewise.
2651 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
2652 Rename from TARGET_ENCODE_SECTION_INFO.
2653 * config/i386/netware.h: Likewise.
2654 * config/i386/i386-protos.h: Update.
2655 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
2656 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
2657 (legitimate_constant_p): Reject dllimports.
2658 (dllimport_map, get_dllimport_decl): New.
2659 (legitimize_dllimport_symbol): New.
2660 (legitimize_address, ix86_expand_move): Use it.
2661 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
2662 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
2663 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
2664 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
2665 * config/i386/predicates.md (constant_call_address_operand): Only
2666 accept symbols; reject dllimport_p symbols.
2667 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
2668 i386_pe_maybe_record_exported_symbol.
2669 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
2670 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
2671 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
2672 trust the setting of DECL_DLLIMPORT_P.
2673 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
2674 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
2675 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
2676 tidy the argument scanning loop.
2677 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
2678 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
2679 (i386_pe_strip_name_encoding): Remove.
2680 (i386_pe_binds_local_p): New.
2681 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
2682 (i386_pe_output_labelref): Remove.
2683 (i386_pe_asm_output_aligned_decl_common): New.
2684 (i386_pe_maybe_record_exported_symbol): Rename from
2685 i386_pe_record_exported_symbol; check for dllexported symbols.
2687 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
2689 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
2690 add comment explaining why vsnprintf cannot be used.
2692 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
2694 PR tree-optimization/30666
2695 * tree.c (build_complex_type): When creating type names for DWARF2
2696 debug info, create TYPE_DECLs for TYPE_NAME instead of
2698 (build_common_tree_nodes_2): Use build_complex_type when building
2699 predefined complex types, to preserve canonical types.
2701 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
2703 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
2704 (noce_get_alt_condition): Look at it to determine whether to
2705 reverse the condition or not.
2706 (noce_get_condition): Substitute the truth for lies.
2707 (noce_find_if_block): Set the then_else_reversed field.
2709 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
2711 * config/fr30/fr30.md (movdi): Do not accept immediates as the
2712 destination of this insn.
2713 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
2714 than calling gen_rtx_SET directly. Use r0 to hold the value of
2715 'address + 4' rather than a stack based temporary which can be
2718 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
2720 * config/s390/s390.c (s390_secondary_input_reload_class,
2721 s390_secondary_output_reload_class): Functions removed.
2722 (s390_secondary_reload): New function.
2723 (TARGET_SECONDARY_RELOAD): Target macro defined.
2724 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
2725 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
2726 * config/s390/s390.md ("reload_outti", "reload_outdi",
2727 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
2728 "reload_out<mode>"): Expanders removed.
2729 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
2730 "reload<mode>_nonoffmem_out"): Expanders added.
2732 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
2734 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
2735 SRC->DEST replacement failed anyway.
2737 2007-03-28 Mike Stump <mrs@apple.com>
2739 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
2740 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
2741 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
2743 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2745 * config.gcc: Accept barcelona as a variant of amdfam10.
2746 * config/i386/i386.c (override_options): Likewise.
2747 * doc/invoke.texi: Likewise.
2749 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
2751 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
2752 offsets for BIT_FIELD_REF and COMPONENT_REF.
2754 2007-03-28 Richard Guenther <rguenther@suse.de>
2756 * tree.c (is_global_var): Move ...
2757 * tree-flow-inline.h (is_global_var): ... here.
2758 * tree.h (is_global_var): Remove declaration.
2760 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
2762 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
2764 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
2765 * config/i386/i386.c (ix86_tune_features): Initialize new
2767 * config/i386/predicates.md (promotable_binary_operator): Use
2768 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
2770 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
2773 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
2775 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
2777 * config/fr30/fr30.md (movsi_internal): Change destination
2778 constraint from m to V and add m to the end.
2780 2007-03-28 Christian Bruel <christian.bruel@st.com>
2782 * config/sh/sh.md (movsi_i): Fix type attribute.
2784 2007-03-28 Christian Bruel <christian.bruel@st.com>
2786 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
2787 (movsf_ie): Likewise.
2789 2007-03-28 Christian Bruel <christian.bruel@st.com>
2791 * config.gcc: Add sh4-300 to multilib.
2792 * config/sh/t-mlib-sh4-300: New file.
2794 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
2796 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
2797 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
2799 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
2800 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
2801 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
2802 "fixuns_trunctddi2"): Whitespace fix.
2804 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
2806 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
2807 the definition of struct sh_args.
2808 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
2809 CALL_COOKIE_INT_REG_GET): Likewise.
2811 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
2813 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
2814 transformations are applied successfully.
2816 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
2818 * tree.c (tree_contains_struct): Permit 512 tree codes.
2819 * tree.h (tree_contains_struct): Ditto.
2820 (MAX_TREE_CODES): Ditto.
2821 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
2822 SPARE member to store remaining padding bits.
2824 2007-03-27 Anatoly Sokolov <aesok@post.ru>
2826 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
2829 2007-03-27 Janis Johnson <janis187@us.ibm.com>
2831 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
2832 * configure: Regenerate.
2834 * configure: Regenerate using the correct version of autoconf.
2836 2007-03-27 Anatoly Sokolov <aesok@post.ru>
2838 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
2840 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
2841 regs to "__SP_L__" and "__SP_H__".
2843 2007-03-27 Richard Guenther <rguenther@suse.de>
2845 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
2846 computations with it with a HOST_WIDE_INT variable.
2848 2007-03-26 Mike Stump <mrs@apple.com>
2850 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
2851 objective-c-header, objective-c++-header and objc++-cpp-output
2853 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
2855 2007-03-26 Richard Henderson <rth@redhat.com>
2858 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
2859 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
2860 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
2861 IX86_BUILTIN_PSRLQ128): New.
2862 (ix86_init_mmx_sse_builtins): Add them.
2863 (ix86_expand_builtin): Expand them.
2864 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
2865 operand 2 be TImode.
2866 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
2867 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
2868 _mm_srli_epi64): Mark __B const.
2869 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
2870 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
2871 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
2872 new two-vector shift builtins.
2874 2007-03-26 Ian Lance Taylor <iant@google.com>
2876 PR tree-optimization/31345
2877 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
2878 [+INF, +INF(OVF)] into VARYING.
2880 2007-03-26 Zack Weinberg <zackw@panix.com>
2882 * gengtype-parse.c: New file.
2883 * gengtype-yacc.y: Delete.
2884 * gengtype-lex.l: Don't include gengtype-yacc.h.
2885 Define YY_DECL and yyterminate appropriately for recursive
2886 descent parser. yylval is now a string out-parameter to yylex.
2887 (HWS, EOID): New shorthand.
2888 (IWORD): Add a couple more types.
2889 (yylex): Add a setup stanza. Remove the complex rules for
2890 detecting GTY'ed types and typedefs; replace with simple
2891 keyword detectors. Adjust everything for the changed
2892 definition of yylval. Ignore all pp-directives, not just #define.
2894 (parse_file): Rename yybegin; do not call yyparse.
2896 * gengtype.c (xasprintf): Export again.
2897 (this_file): New. Use everywhere __FILE__ was being used.
2898 (get_lang_bitmap): Special case types defined in gengtype.c.
2899 (do_typedef, new_structure): Suppress definition of certain types.
2900 (new_structure): Improve diagnostics of duplicate definitions.
2901 Make sure location_s is associated with input.h.
2902 (nreverse_pairs, define_location_structures): New functions.
2903 (main): Improve tagging of kludge types. Remove old kludges
2904 for input.h types; use define_location_structures.
2905 * gengtype.h: Update prototypes. Define token codes here.
2906 * Makefile.in: Remove all references to gengtype-yacc.
2907 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
2909 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
2910 add GTY((skip)) to the field that's only conditionally there.
2911 * doc/install.texi: Document that Bison is no longer required
2912 unless building treelang.
2914 * gengtype.c: Don't include gtyp-gen.h.
2915 (srcdir): Declare here.
2916 (base_files, lang_dir_names): Allocate dynamically.
2917 (gt_files, num_gt_files, num_lang_dirs): New globals.
2918 (measure_input_list, read_input_line, read_input_list)
2919 (set_lang_bitmap): New functions.
2920 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
2921 simplify, relying on read_input_list to set up the bitmaps.
2922 (main): Arguments are no longer unused. Check for correct number
2923 of command line arguments, set srcdir and srcdir_len, then call
2924 read_input_list, before doing anything else. No need to worry
2925 about duplicates in main loop.
2926 * configure.ac: Simplify the calculation of all_gtfiles.
2927 Put language tags in there. Don't set or substitute
2928 all_gtfiles_files_langs or all_gtfiles_files_frags.
2929 * Makefile.in: Revamp the way gengtype is invoked, now that it
2930 takes a file on its command line with a much simpler format.
2931 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
2932 (GTFILES): Remove duplicates and C source files.
2933 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
2934 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
2935 * configure: Regenerate.
2937 * gengtype.h: Remove all type definitions to gengtype.c; leave
2938 only definitions of options_p, type_p, and pair_p as opaque
2939 pointers. Update prototypes.
2940 * gengtype.c: Many type definitions moved here from gengtype.h.
2941 Consolidate type definitions at the top of the file.
2942 (xvasprintf): Delete.
2943 (xasprintf): Make static.
2944 (create_nested_pointer_option): Add 'next' parameter.
2945 (create_field_all, create_field_at): New functions.
2946 (create_field): Now a thin wrapper around create_field_all.
2947 (create_optional_field): Rename create_optional_field_ and add
2948 line argument. Original name is now a macro which supplies
2950 (oprintf): Use vsnprintf directly.
2951 (close_output_files): Use fatal rather than perror/exit.
2952 (note_def_vec, note_def_vec_alloc): Use create_field_at.
2953 (main): Set progname. Don't use exit.
2954 * gengtype-yacc.y (struct_fields): Use create_field_at.
2955 (option, optionseqopt): Delete.
2956 (optionseq): Consolidate productions from option here so we
2957 can use the first argument to create_option.
2959 * gengtype-lex.l: Distinguish unions from structures in the
2960 token type. Don't call find_structure; return the tag as a string.
2961 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
2962 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
2963 Reorganize typedef_struct production accordingly.
2964 Use create_nested_ptr_option.
2965 * gengtype.c (create_nested_ptr_option): New function.
2966 * gengtype.h: Declare it.
2968 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
2969 (string_type): Don't declare.
2970 (do_scalar_typedef): Declare.
2971 (create_scalar_type): Update prototype.
2972 * gengtype.c (string_type): Make static.
2973 (scalar_nonchar, scalar_char): New.
2974 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
2975 (resolve_typedef): Use scalar_nonchar for error recovery.
2976 (create_scalar_type): Remove name_len field. Return scalar_char
2977 or scalar_nonchar as appropriate.
2978 (adjust_field_type): Look at scalar_is_char boolean to decide whether
2980 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
2982 (main): Initialize scalar_char and scalar_nonchar before calling
2984 * gengtype-lex.l: Adjust for removal of second argument to
2985 create_scalar_type. Use yylval.s instead of yylval.t when
2987 * gengtype-yacc.y: Type of SCALAR is string. Call
2988 create_scalar_type from type:SCALAR rule. Adjust for removal of
2989 second argument to create_scalar_type.
2991 * vec.h: Remove all #if IN_GENGTYPE blocks.
2992 Add comment saying that changes may require adjustments to gengtype.
2993 * gengtype.c: Don't include coretypes.h or tm.h.
2994 Add comment to inclusion of errors.h.
2995 (note_def_vec, note_def_vec_alloc): New functions.
2996 * gengtype.h: Declare new functions.
2997 * gengtype-lex.l: Don't include coretypes.h.
2998 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
3000 (update_lineno): Remove unnecessary prototype.
3001 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
3002 (VEC rule): Just return VEC_TOKEN.
3003 * gengtype-yacc.y (VEC_TOKEN): New token type.
3004 (type): Add a production for VEC(a,b).
3005 * Makefile.in: Update dependencies.
3007 * gengtype-lex.l: Remove rules for parsing pointer-to-function
3008 typedefs that use the old PARAMS macro.
3010 * gengtype-lex.l: Remove all rules and states relating to yacc
3012 * gengtype-yacc.y: Similarly.
3013 * gengtype.c (note_yacc_type): Delete function.
3014 * gengtype.h: Update prototypes.
3016 2007-03-26 Joseph Myers <joseph@codesourcery.com>
3018 * tree-pretty-print.c (dump_generic_node): Report precision of
3019 unnamed integer types.
3021 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
3023 * ifcvt.c (noce_try_store_flag_constants): Don't check
3024 no_new_pseudos here.
3025 (noce_try_store_flag_constants): Don't check no_new_pseudos.
3026 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
3027 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
3028 noce_try_sign_mask): Likewise.
3029 (if_convert): Check no_new_pseudos here.
3031 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
3033 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
3034 (noce_get_condition): Handle new then_else_reversed argument.
3035 (noce_init_if_info): Remove, fold into noce_find_if_block.
3036 (noce_process_if_block): Take a struct noce_if_info as the
3037 argument. Don't set up one based on ce_if_info. Update pointer
3038 references accordingly.
3039 (cond_move_process_if_block): Likewise.
3040 (process_if_block): Removed.
3041 (find_if_block): Removed. Move functionality two new functions,
3042 noce_find_if_block and cond_exec_find_if_block.
3043 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
3044 blocks and the symmetric IF-ELSE-JOIN case.
3045 (cond_exec_find_if_block): Also new function mostly based on old
3046 find_if_block and process_if_block.
3047 (find_if_header): Replace find_if_block call with separately
3048 guarded calls to noce_find_if_block and cond_exec_find_if_block.
3049 (find_cond_trap): Update noce_get_condition call.
3050 (dead_or_predicable): Likewise.
3052 2007-03-26 Jakub Jelinek <jakub@redhat.com>
3054 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
3056 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
3057 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
3058 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
3059 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
3060 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
3061 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
3062 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
3063 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
3064 __builtin_ia32_psrad128 builtins.
3066 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
3068 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
3069 * config/i386/constraints.md
3070 (define_constraint "I"): Use IN_RANGE macro.
3071 (define_constraint "J"): Ditto.
3072 (define_constraint "K"): Ditto.
3073 (define_constraint "M"): Ditto.
3074 (define_constraint "N"): Ditto.
3075 (define_constraint "O"): Ditto.
3076 * config/i386/predicates.md
3077 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
3078 (define_predicate "const_0_to_3_operand"): Ditto.
3079 (define_predicate "const_0_to_7_operand"): Ditto.
3080 (define_predicate "const_0_to_15_operand"): Ditto.
3081 (define_predicate "const_0_to_63_operand"): Ditto.
3082 (define_predicate "const_0_to_255_operand"): Ditto.
3083 (define_predicate "const_1_to_31_operand"): Ditto.
3084 (define_predicate "const_2_to_3_operand"): Ditto.
3085 (define_predicate "const_4_to_7_operand"): Ditto.
3087 2007-03-25 David Edelsohn <edelsohn@gnu.org>
3089 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
3090 in SImode for save_world.
3091 * config/rs6000/altivec.md (save_world, restore_world): Convert to
3094 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
3096 PR tree-optimization/30784
3097 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
3100 2007-03-25 Revital Eres <eres@il.ibm.com>
3102 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
3103 Fold movement_possibility function into it.
3105 2007-03-25 David Edelsohn <edelsohn@gnu.org>
3107 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
3108 (load_macho_picbase_{si,di}): Convert to LR hard reg.
3109 (call_indirect_nonlocal_darwin64): Same.
3110 (call_nonlocal_darwin64): Same.
3111 (call_value_indirect_nonlocal_darwin64): Same.
3112 (call_value_nonlocal_darwin64): Same.
3113 (sibcall_nonlocal_darwin64): Same.
3114 (sibcall_value_nonlocal_darwin64): Same.
3115 (sibcall_symbolic_64): Same.
3116 (sibcall_value_symbolic_64): Same.
3117 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
3119 (rs6000_emit_load_toc_table): Same.
3120 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
3121 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
3127 (load_toc_v4_pic_si): Same
3128 (load_toc_v4_PIC_1): Same.
3129 (load_toc_v4_PIC_1b): Same.
3130 (call_indirect_aix{32,64}): Same.
3131 (call_value_indirect_aix{32,64}): Same.
3134 (call_local{32,64}): Same.
3135 (call_value_local{32,64}): Same.
3136 (call_indirect_nonlocal_aix{32,64}): Same.
3137 (call_nonlocal_aix{32,64}): Same.
3138 (call_value_indirect_nonlocal_aix{32,64}): Same.
3139 (call_value_nonlocal_aix{32,64}): Same.
3140 (call_indirect_nonlocal_sysv<mode>): Same.
3141 (call_nonlocal_sysv<mode>): Same.
3142 (call_value_indirect_nonlocal_sysv<mode>): Same.
3143 (call_value_nonlocal_sysv<mode>): Same.
3145 (sibcall_local{32,64}): Same.
3146 (sibcall_value_local{32,64}): Same.
3147 (sibcall_nonlocal_aix{32,64}): Same.
3148 (sibcall_value_nonlocal_aix{32,64}): Same.
3149 (sibcall_nonlocal_sysv<mode>): Same.
3150 (sibcall_value): Same.
3151 (sibcall_value_nonlocal_sysv<mode>): Same.
3153 2007-03-24 Paul Brook <paul@codesourcery.com>
3155 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
3156 * config/arm/linux-eabi.h: Remove legacy syscall hack.
3158 2007-03-24 Richard Henderson <rth@redhat.com>
3160 * config/ia64/constraints.md: New file.
3161 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
3162 satisfies_constraint_?.
3163 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
3164 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
3165 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
3166 ia64_output_mi_thunk): Likewise.
3167 (ia64_const_ok_for_letter_p): Remove.
3168 (ia64_const_double_ok_for_letter_p): Remove.
3169 (ia64_extra_constraint): Remove.
3170 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
3171 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
3172 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
3173 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
3174 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
3175 EXTRA_MEMORY_CONSTRAINT): Remove.
3176 * config/ia64/ia64.md: Include constriants.md. Replace
3177 CONST_OK_FOR_? with satisfies_constraint_?.
3179 2007-03-23 Michael Meissner <michael.meissner@amd.com>
3180 H.J. Lu <hongjiu.lu@intel.com>
3182 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
3184 (name macros): Use DPD_BID_NAME to convert names properly.
3186 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
3187 decimal floating point format.
3188 (init_floating_libfuncs): Change decimal functions so that they
3189 have a "bid_" prefix if the decimal system uses the BID format,
3190 and "dpd_" prefix if the decimal system uses the DPD format.
3191 (init_interclass_conv_libfuncs): Ditto.
3192 (init_intraclass_conv_libfuncs): Ditto.
3194 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
3195 using the BID format.
3197 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
3198 whether we are using the BID decimal format.
3199 * configure: Regenerate.
3201 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
3202 the compiler has decimal floating point enabled. Define
3203 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
3206 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
3207 using the BID format.
3209 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
3210 whether we are using the BID decimal format.
3211 * configure: Regenerate.
3213 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
3214 the compiler has decimal floating point enabled. Define
3215 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
3218 * doc/install.texi (--enable-decimal-float): Document BID and DPD
3219 options, and that it is enabled for i386/x86_64 systems.
3221 * Makefile.in (enable_decimal_float): New.
3223 (DECNUMINC): Add -I$(DECNUMFMT).
3224 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
3225 to $(DECNUMFMT) from $(DECNUM).
3227 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
3228 Substitute enable_decimal_float.
3229 * configure: Regenerated.
3232 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
3235 * configure.ac: Enable decimal float for x86_64-*-linux*.
3236 * configure: Regenerated.
3239 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
3240 decimal128ClearSign to flip and clear the sign bit in decimal128.
3241 (decimal_real_maxval): Set decimal128SetSign to set the sign
3244 2007-03-23 Ian Lance Taylor <iant@google.com>
3246 * fold-const.c (fold_binary): Correct warning for X - c >= X.
3248 2007-03-23 Ian Lance Taylor <iant@google.com>
3250 * tree-dump.c (dump_files): Correct comment.
3252 2007-03-23 Ian Lance Taylor <iant@google.com>
3254 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
3256 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
3258 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
3259 in cfglayout mode. Don't go into and out of cfglayout mode.
3260 Link the blocks in the order of the constructed traces.
3261 (rest_of_handle_tracer): Adjust call to tracer.
3262 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
3263 Don't go into cfglayout mode.
3264 (rtl_loop_done): Don't go out of cfglayout mode.
3265 * cfglayout.c (relink_block_chain): New function, split out from...
3266 (fixup_reorder_chain): ...here. Remove redundant checking.
3267 (cfg_layout_finalize): Don't clear the header, footer, and aux
3268 fields here, move the code to do so to relink_block_chain. Likewise
3269 for free_original_copy_tables.
3270 * rtl.h (tracer): Update prototype.
3271 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
3272 Assert we are in cfglayout mode. Don't go into and out of cfglayout
3273 mode. Use relink_block_chain to serialize the CFG according to the
3274 new basic block order. Move targetm.cannot_modify_jumps_p check from
3276 (gate_handle_reorder_blocks): ...to here.
3277 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
3279 (gate_duplicate_computed_gotos): ...to here.
3280 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
3281 something always changes when going into and out of cfglayout mode.
3282 Perform an expensive cfg cleanup while going into cfglayout mode.
3283 Always update liveness information on HAVE_conditional_execution
3284 targets. Reserialize the basic blocks and go out of cfglayout mode.
3285 * reg-stack.c: Include cfglayout.h.
3286 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
3287 the call to reorder_basic_blocks.
3288 * basic-block.h (reorder_basic_blocks): Update prototype.
3289 (relink_block_chain): New prototype.
3290 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
3292 2007-03-23 Joseph Myers <joseph@codesourcery.com>
3294 * config/mips/mips.md (type, hazard, *movdi_32bit,
3295 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
3296 *movhi_internal, *movqi_internal, *movsf_hardfloat,
3297 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
3298 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
3299 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
3301 (movcc): Change first xfer to multi.
3302 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
3303 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
3304 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
3305 config/mips/generic.md: Change reservations using "xfer" to use
3307 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
3308 using match_operand.
3309 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
3310 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
3312 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
3314 2007-03-22 Richard Henderson <rth@redhat.com>
3316 * config/i386/i386.c: Remove unnecessary function declarations.
3317 Move targetm definition, and all related macros, to the end of
3318 the file. Resort some functions to put definitions before uses.
3319 (ix86_attribute_table): Make static. Move to end of file.
3320 (ix86_gimplify_va_arg): Make static.
3322 2007-03-22 Richard Henderson <rth@redhat.com>
3324 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
3325 don't increase local_regparm with force_align_arg_pointer check.
3326 (ix86_function_sseregparm): Assert 32-bit.
3327 (type_has_variadic_args_p): New.
3328 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
3329 type_has_variadic_args_p.
3330 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
3331 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
3332 use memset instead. Do maybe_vaarg check first; skip attribute
3333 tests if true; skip attribute tests for 64-bit.
3334 (construct_container): Remove TARGET_DEBUG_ARG.
3335 (function_arg_advance_32, function_arg_advance_64): Split out ...
3336 (function_arg_advance): ... from here.
3337 (function_arg_32, function_arg_64): Split out ...
3338 (function_arg): ... from here.
3339 (ix86_pass_by_reference): Tidy.
3340 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
3341 (function_value_32): New, from parts of ix86_function_value
3342 and ix86_value_regno.
3343 (function_value_64): New, from parts of ix86_function_value
3344 and ix86_libcall_value.
3345 (ix86_function_value_1): New.
3346 (ix86_function_value, ix86_libcall_value): Use it.
3347 (return_in_memory_32, return_in_memory_64): Split out ...
3348 (ix86_return_in_memory): ... from here.
3349 (ix86_struct_value_rtx): Skip for 64-bit.
3350 (ix86_libcall_value, ix86_value_regno): Remove.
3351 (setup_incoming_varargs_64): Split out ...
3352 (ix86_setup_incoming_varargs): ... from here.
3353 (ix86_va_start): Remove TARGET_DEBUG_ARG.
3354 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
3355 * config/i386/i386-protos.h (ix86_function_value): Remove.
3356 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
3358 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3361 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
3362 infinities not supported, otherwise emit warning if -Woverflow. On
3363 underflow, emit warning if -Woverflow.
3364 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
3366 * real.h (real_from_string): Update declaration
3368 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
3369 Richard Henderson <rth@redhat.com>
3371 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
3372 * calls.c (compute_argument_block_size, expand_call,
3373 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
3374 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
3375 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
3376 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
3377 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
3378 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
3379 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
3380 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
3383 2007-03-22 Joseph Myers <joseph@codesourcery.com>
3385 * c-incpath.c (add_sysroot_to_chain): New.
3386 (merge_include_chains): Add sysroot argument. Call
3387 add_sysroot_to_chain if sysrooted.
3388 (register_include_chains): Update call to merge_include_chains.
3389 * doc/cppopts.texi: Document use of '=' in include directory
3392 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
3394 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
3395 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
3396 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
3397 insn pattern using X87MODEF12 mode macro.
3399 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
3401 * regmove.c (regmove_optimize): Use reg_mentioned_p
3402 instead of reg_overlap_mentioned_p for DST.
3404 2007-03-21 Mike Stump <mrs@apple.com>
3406 * c.opt: Fixup for Objective-C/C++.
3408 2007-03-21 Steve Ellcey <sje@cup.hp.com>
3410 * explow.c (convert_memory_address): Fold memory reference when
3411 POINTERS_EXTEND_UNSIGNED < 0
3413 2007-03-21 Richard Henderson <rth@redhat.com>
3416 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
3417 * config/i386/mmintrin.h (__m64): Likewise.
3418 * config/i386/xmmintrin.h (__m128): Likewise.
3420 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3422 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
3423 (VXWORKS_OS_CPP_BUILTINS): Define.
3424 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
3425 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
3427 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3429 * rtl.h (constant_pool_reference_p): Delete.
3430 (find_constant_src): Declare.
3431 * rtlanal.c (find_constant_src): New function.
3432 * simplify-rtx.c (constant_pool_reference_p): Delete.
3433 * config/i386/i386.md: Use find_constant_src instead of
3434 constant_pool_reference_p/avoid_constant_pool_reference pairs.
3436 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3438 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
3439 * c-cppbuiltin.c (c_cpp_builtins): Define them.
3441 2007-03-20 Mark Mitchell <mark@codesourcery.com>
3443 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
3444 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
3445 (arm_elf_asm_constructor): Use it.
3446 (arm_elf_asm_destructor): New function.
3448 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
3450 * jump.c (mark_jump_label): Treat SEQUENCE specially.
3452 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
3454 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
3456 2007-03-19 Andrew Haley <aph@redhat.com>
3458 PR tree-optimization/31264
3459 * tree-vrp.c (register_edge_assert_for_1): Don't look though
3462 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
3464 PR rtl-optimization/30907
3465 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
3466 (fwprop_init): Always call loop_optimizer_initialize.
3467 (fwprop_done): Always call loop_optimizer_finalize.
3468 (fwprop): We always have loop info now.
3469 (gate_fwprop_addr): Remove.
3470 (pass_fwprop_addr): Use gate_fwprop as gate.
3472 PR rtl-optimization/30841
3473 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
3474 df_chain_alloc): Call df_reorganize_refs unconditionally.
3475 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
3476 refs_organized to refs_organized_size.
3477 (df_ref_create_structure): Use refs_organized_size instead of
3478 bitmap_size if refs had been organized, and keep refs_organized_size
3480 * df.h (struct df_ref_info): Change refs_organized to
3481 refs_organized_size.
3482 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
3485 2007-03-19 Mark Mitchell <mark@codesourcery.com>
3487 * except.c (output_function_exception_table): Do not reference the
3488 EH personality routine for functions that do not require an
3491 2007-03-20 Jakub Jelinek <jakub@redhat.com>
3494 * c-typeck.c (convert_for_assignment): Call comptypes for
3495 RECORD_TYPE or UNION_TYPE.
3498 * reload1.c (reload): Do invalid ASM checking after
3499 cleanup_subreg_operands.
3501 2007-03-19 Jeff Law <law@redhat.com>
3503 * tree-cfg.c (find_taken_edge): Tighten conditions for
3504 optimizing computed gotos.
3506 2007-03-19 Michael Matz <matz@suse.de>
3508 * builtins.c (expand_builtin_sync_operation,
3509 expand_builtin_compare_and_swap,
3510 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
3513 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
3514 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
3517 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3519 * doc/tm.texi: Add brackets around the return type of
3520 TARGET_SECONDARY_RELOAD.
3522 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3523 Richard Guenther <rguenther@suse.de>
3525 PR tree-optimization/31254
3526 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
3527 Use handled_component_p () where appropriate. Continue
3528 propagating into the rhs if we propagated into an INDIRECT_REF
3531 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3533 * config/s390/s390.md (op_type attribute): RRR instruction type added.
3534 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
3535 (xde, xdee): Mode attributes adjusted to support DFP modes.
3536 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
3537 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
3538 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
3539 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
3540 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
3541 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
3542 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
3544 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
3545 "movsf"): Insn definitions removed.
3546 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
3547 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
3548 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
3550 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
3551 "reload_in<mode>", "reload_out<mode>"): Expander added.
3552 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
3555 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3557 * config/s390/s390.md: Only non-functional changes. Renamed
3558 FPR mode macro to BFP all over the file.
3560 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3562 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
3563 (op_type attribute): RRF instruction type added.
3564 (fT0): New mode attribute.
3565 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
3566 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
3567 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
3568 no secondary memory is needed when moving DFmode values between GPRs
3571 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3573 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
3574 inverted and documentation adjusted.
3575 ("mhard-dfp", "msoft-dfp"): New options.
3576 * config/s390/s390.c (s390_handle_arch_option): New architecture
3578 (override_options): Sanity checks for the new options added.
3579 * config.gcc: New architecture switch: z9-ec.
3580 * config/s390/s390.h (processor_flags): PF_DFP added.
3581 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
3582 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
3583 when the bit is NOT set so remove it from the defaults.
3585 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3587 * genemit.c (main): Print include statement for dfp.h.
3588 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
3591 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
3593 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
3595 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
3598 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
3601 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3603 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
3604 attr_length_call, output_call, output_indirect_call): Cleanup
3605 formatting of targetm calls.
3607 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
3609 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
3611 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3613 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
3614 reservation, bypass and anti-bypass descriptions for these instructions.
3615 Update move patterns.
3616 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
3619 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
3621 * tree-vect-transform.c (get_initial_def_for_induction): Replace
3622 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
3623 (get_initial_def_for_reduction): Likewise.
3625 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
3627 Fix PR tree-optimization/29922
3628 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
3629 (get_representative): Removed.
3630 (value_dies_in_block_x): Update for rvuse removal.
3631 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
3632 (compute_antic_aux): Handle when PHI nodes appear in
3633 non-single-successors.
3634 (dump_bitmap_of_names): Removed.
3635 (compute_antic_safe): Renamed and removed rvuse calculation.
3636 Calculate only antic safe.
3637 (insert_into_preds_of_block): Remove assert.
3638 (execute_pre): Update for renamed functions.
3639 (defer_or_phi_translate_block): New function.
3641 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
3643 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
3644 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
3646 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
3647 Follow spelling conventions.
3649 * tree-data-ref.h: Remove the prototype for analyze_array.
3651 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
3653 PR tree-optimization/31041
3654 * tree-vect-transform.c (get_initial_def_for_induction): Call
3655 force_gimple_operand.
3657 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
3659 * ipa-type-escape.c (look_for_casts) : Revert code to use
3660 handled_component_p due to ada test a-numaux.adb.
3662 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
3664 * final.c (final_scan_insn): Alter the condition of a
3665 conditional trap if we have nonstandard CC.
3667 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
3669 * configure.ac: Remove excess quoting from asm line 0 test.
3670 * configure: Rebuilt.
3672 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3674 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
3675 * c-common.c (convert_and_check): Move warning logic to...
3676 (warnings_for_convert_and_check): ...here. Define.
3677 * c-common.h (warnings_for_convert_and_check): Declare.
3679 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3681 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
3682 (output_call): Likewise.
3684 2007-03-16 Richard Sandiford <richard@codesourcery.com>
3686 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
3688 2007-03-16 Richard Sandiford <richard@codesourcery.com>
3690 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
3692 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
3694 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
3695 opteron, athlon-64 and athlon-fx processor_alias_table entries.
3697 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
3699 PR tree-optimization/31183
3700 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
3701 Use double_int instead of unsigned int for representing access_strides.
3702 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
3704 2007-03-16 Richard Guenther <rguenther@suse.de>
3706 PR tree-optimization/31146
3707 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
3708 to allow recursion of forward_propagate_addr_expr.
3709 (forward_propagate_addr_into_variable_array_index): Likewise.
3710 (forward_propagate_addr_expr): Likewise.
3711 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3712 (forward_propagate_addr_expr_1): Recurse on simple copies
3713 instead of propagating into them. Do so for useless conversions
3715 (forward_propagate_addr_expr): Clean up unused statements after
3718 2007-03-16 Richard Guenther <rguenther@suse.de>
3720 * builtins.c (expand_builtin_cexpi): Use the right argument
3721 for the expansion via cexp.
3723 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
3725 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
3726 * configure: Rebuilt.
3728 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
3731 * dwarf2out.c (force_type_die): Adjust comment.
3732 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
3734 2007-03-15 DJ Delorie <dj@redhat.com>
3736 * config/frv/predicates.md (minmax_operator): Don't check operands
3739 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
3741 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
3742 Update constant estimates of number of iterations.
3743 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
3744 argument renamed to "realistic".
3745 (compute_estimated_nb_iterations): Removed.
3746 (record_niter_bound): New function.
3747 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
3748 call record_nonwrapping_iv with upper = false.
3749 (infer_loop_bounds_from_signedness): Pass upper argument to
3750 record_nonwrapping_iv.
3751 (estimate_numbers_of_iterations_loop): Do not call
3752 compute_estimated_nb_iterations. Record estimate based on profile
3753 information. Initialize the constant estimates of number of
3755 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
3757 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
3758 number of iterations is too small.
3759 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
3760 (EST_NOT_AVAILABLE): Removed.
3761 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
3762 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
3765 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
3767 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
3768 Handle NE_EXPR guards.
3770 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3773 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
3774 Set also -pedantic-errors by default for the preprocessor unless
3775 -fpermissive is given.
3777 2007-03-15 Richard Guenther <rguenther@suse.de>
3781 * builtins.c (expand_builtin_cexpi): As a fallback if we
3782 don't have builtins for sincos or cexp create a function
3783 declaration for cexp and expand to a call to that.
3784 (expand_builtin_int_roundingfn): Always fall
3785 back to floor/ceil and its variants even if they may be
3788 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
3791 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
3792 jump tables, move the call to delete_dead_jumptables from here...
3793 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
3794 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
3795 don't allow merging of blocks that try_redirect_by_replacing_jump
3796 also does not handle when not optimizing.
3798 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
3799 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3801 * config/i386/i386.md (x86_sahf_1): Correctly handle
3804 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
3807 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
3808 x86_64_general_operand as operand[2] predicate. Remove "iF"
3809 from operand constraints and use "e" constraint instead.
3810 (*subti3_1, *subti3_1 splitter): Ditto.
3811 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
3812 operand[1] predicate.
3814 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
3816 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
3817 arrays, multiply the access strides by the size of the sub-array.
3818 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
3820 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
3822 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
3823 the configured assembler supports the sahf mnemonic.
3824 * configure: Regenerate.
3825 * config.in: Regenerate.
3827 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
3828 emit "sahf" or ".byte\t0x9e" as asm template.
3830 2007-03-14 Michael Meissner <michael.meissner@amd.com>
3833 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
3834 option to replace hard coded TARGET_xxx in md file.
3835 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
3836 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
3837 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
3838 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
3839 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
3840 (X86_TUNE_NOT_VECTORMODE): Ditto.
3841 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
3842 (TUNE_AVOID_VECTOR_DECODE): Ditto.
3843 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
3844 (TUNE_SLOW_IMUL_IMM8): Ditto.
3845 (TUNE_MOVE_M1_VIA_OR): Ditto.
3846 (TUNE_NOT_UNPAIRABLE): Ditto.
3847 (TUNE_NOT_VECTORMODE): Ditto.
3849 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
3852 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
3853 tuning options instead of hard coded TARGET_xxx.
3854 (fix ssemode peephole2's): Ditto.
3855 (imul peephole2's): Ditto.
3857 (movdi_or_rex64): Ditto.
3858 (move peephole2): Ditto.
3859 (not peephole2's): Ditto.
3861 2007-03-14 Dirk Mueller <dmueller@suse.de>
3863 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
3864 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
3865 * c-parser.c (c_parser_if_body): Always add an empty statement in case
3867 * c-parser.c (c_parser_do_statement): Warn about empty body in
3869 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
3870 * doc/invoke.texi (-Wempty-body): Update documentation.
3872 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3875 * c-common.h (warn_for_div_by_zero): Declare.
3876 * c-common.c (warn_for_div_by_zero): Define.
3877 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
3880 2007-03-14 Richard Sandiford <richard@codesourcery.com>
3882 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
3883 to PREFIX and STANDARD_PREFIX.
3885 2007-03-14 Richard Sandiford <richard@codesourcery.com>
3886 Phil Edwards <phil@codesourcery.com>
3888 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
3889 (__gthread_once_t): Remove busy field for RTPs.
3890 (__GTHREAD_ONCE_INIT): Update accordingly.
3892 2007-03-14 Richard Sandiford <richard@codesourcery.com>
3894 * doc/invoke.texi: Document VxWorks options.
3896 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
3898 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
3900 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
3902 PR tree-optimization/30590
3903 * tree-nrv.c (tree_nrv): Check for the partial update of the
3906 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
3908 * flags.h (flag_random_seed): Remove declaration, in favor of...
3909 * toplev.h (get_random_seed, set_random_seed): ... these.
3910 * tree.c (get_file_function_name): Use the former.
3911 * opts.c (common_handle_option): Use the latter.
3914 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
3917 * cse.c (cse_find_path): Do not bail out if a basic block that
3918 we already visited now becomes part of a path that starts at a
3919 different basic block. Just disallow this, to make sure we
3920 visit each basic block at most once.
3922 2007-03-13 Jan Hubicka <jh@suse.cz>
3924 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
3925 when profile esitmate is present, calls with very low frequency are
3928 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
3930 PR tree-optimization/30730
3931 PR tree-optimization/26900
3932 * tree-ssa-loop-niter.c: Include gmp.h.
3934 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
3935 split_to_var_and_offset, determine_value_range,
3936 bound_difference_of_offsetted_base, refine_bounds_using_guard,
3937 bound_difference, bounds_add, bounds_negate,
3938 number_of_iterations_ne_max, dump_affine_iv): New functions.
3939 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
3940 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
3941 difference of initial and final value of control iv to validate
3943 (number_of_iterations_cond): Add loop parameter. Determine bounds
3944 on the difference of the extremes of the control iv. Add dumps.
3945 (expand_simple_operations): Handle phi nodes.
3946 (simplify_using_initial_conditions): Do not record used conditions.
3947 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
3948 Do not set additional_info.
3949 (implies_nonnegative_p, implies_ge_p): Removed.
3950 (derive_constant_upper_bound): Do not use parameter `additional'.
3951 (record_estimate): Parameter `additional' removed. Parameter
3952 `i_bound' added. Do not call derive_constant_upper_bound.
3953 (record_nonwrapping_iv): Use derive_constant_upper_bound to
3954 bound the number of iterations estimate.
3955 (estimate_numbers_of_iterations_loop): Pass the estimate from
3956 the number of iterations analysis to record_estimate.
3957 * tree.h (multiple_of_p): Declare.
3958 * tree-scalar-evolution.c (expression_expensive_p): Removed.
3959 (scev_const_prop): Do not check expression_expensive_p.
3960 * fold-const.c (multiple_of_p): Exported.
3961 * double-int.c (double_int_mask): Exported.
3962 * double-int.h (double_int_mask): Declare.
3963 * tree-flow.h (struct tree_niter_desc): Removed additional_info
3964 field. Added max field.
3966 2007-03-13 David Taylor <taylor@candd.org>
3969 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
3972 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3975 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
3976 two unamed patterns.
3978 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
3980 * config/i386/i386.opt (mcx16, msahf): New options.
3981 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
3982 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
3984 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
3985 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
3986 Output -mcx16 and -msahf options when corresponding bit is set.
3988 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
3991 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
3993 * configure.ac: Test for assembler tolerance to # 0 "".
3994 * configure, config.in: Rebuilt.
3995 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
3997 2007-03-13 Geoffrey Keating <geoffk@apple.com>
3999 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
4001 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
4002 (handle_syscall): Handle direct system calls.
4003 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
4005 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
4007 * doc/invoke.texi: Fix cpp.info cross-reference.
4008 * doc/passes.texi: Fix gcc.info cross-reference.
4010 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
4012 PR tree-optimization/30835
4013 * lambda-code.c (can_convert_to_perfect_nest): Check whether
4014 bb_for_stmt is not NULL before accessing it.
4016 2007-03-12 Joseph Myers <joseph@codesourcery.com>
4018 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
4021 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
4024 * doc/install.texi: Document --enable-stage1-languages
4026 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
4028 * tree-pass.h (pass_into_cfg_layout_mode,
4029 pass_outof_cfg_layout_mode): Declare.
4030 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
4031 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
4032 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
4033 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
4035 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
4037 * c-decl.c (warn_variable_length_array): New function.
4038 Refactored from grokdeclarator to handle warn_vla
4039 and handle unnamed array case.
4040 (grokdeclarator): Refactored VLA warning case.
4041 * c.opt (Wvla): New flag.
4042 * doc/invoke.texi (Wvla): New warning.
4044 2007-03-12 Richard Henderson <rth@redhat.com>
4046 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
4047 (TARGET_SECTION_TYPE_FLAGS): New.
4049 2007-03-12 Richard Henderson <rth@redhat.com>
4051 * config/darwin.c (machopic_reloc_rw_mask): New.
4052 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
4053 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
4055 2007-03-12 Mark Mitchell <mark@codesourcery.com>
4057 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
4058 * cppdefault.h (cpp_PREFIX): Document.
4059 (cpp_PREFIX_len): Likewise.
4060 (cpp_EXEC_PREFIX): New variable.
4061 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
4062 * c-incpath.c (add_standard_paths): Correct logic for relocating
4063 paths within prefix.
4065 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
4067 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
4068 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
4070 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
4071 fix_truncdfdi_sse using SSEMODEF mode macro.
4072 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
4073 fix_truncdfsi_sse using SSEMODEF mode macro.
4074 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
4075 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
4077 2007-03-12 Richard Sandiford <richard@codesourcery.com>
4079 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
4082 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
4084 * tree.h : Add multiple_of_p declaration.
4085 * fold-const.c (multiple_of_p): Make multiple_of_p public.
4086 * ipa-type-escape.c (results_of_malloc): Redundant.
4087 (visited_stmts): New. Visited stmt for walk_use_def_chains.
4088 (cast_type): Extended with new members.
4089 (check_cast): Returns cast_type.
4090 (cast): New structure for data of walk_use_def_chains.
4091 (is_malloc_result, is_cast_from_non_pointer_1,
4092 is_cast_from_non_pointer,
4093 is_array_access_through_pointer_and_index): New functions.
4094 (look_for_casts): Returns cast types.
4095 (check_call): Returns void.
4096 (okay_pointer_operation): Use support of pointer plus index,
4097 pointer plus constant and allow all multiplications.
4099 2007-03-11 Richard Guenther <rguenther@suse.de>
4101 PR tree-optimization/31115
4102 * tree-vrp.c (extract_range_from_binary_expr): Make sure
4103 the shift count is positive and non-anti-range for RSHIFT_EXPR.
4104 A shift count of zero is not special as with *_DIV_EXPR.
4105 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
4108 2007-03-11 Ian Lance Taylor <iant@google.com>
4110 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
4111 the *_DIV_EXPR codes correctly with overflow infinities.
4113 2007-03-11 Ira Rosen <irar@il.ibm.com>
4115 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
4116 indicate success/failure of the analysis. Add negation to subtrahend
4117 in case of subtraction. Fail if both operands contain constants.
4118 (create_data_ref): Fail if analyze_offset fails.
4120 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
4122 * config/i386/i386.md (frndintxf2): Rename to ...
4123 (rintxf2): ... this. Remove expander having same name.
4124 (rintsf2, rintdf2): Implement using SSEMODEF macro.
4125 (roundsf2, rounddf2): Ditto.
4126 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
4127 (lround<mode>di2, lround<mode>si2): Ditto.
4129 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
4131 * lower-subreg.c: Include except.h.
4132 (decompose_multiword_subregs): Verify that the only control flow
4133 insns we can split are loads to multi-words pseudos.
4134 Handle breaking such blocks after splitting, instead of calling
4135 find_many_sub_basic_blocks.
4137 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
4138 on the new basic block. Add a lengthy comment explaining why we
4139 thought this was necessary.
4140 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
4142 2007-03-10 Mark Mitchell <mark@codesourcery.com>
4145 * tree.c (walk_type_fields): Recurse into the element type of
4146 ARRAY_TYPEs if there is a pointer set.
4148 2007-03-10 Dirk Mueller <dmueller@suse.de>
4150 * c-common.c (warn_logical_operator): Fix condition.
4152 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
4154 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
4156 * config/darwin.c (machopic_select_section): Remove superfluous
4157 argument in call to categorize_decl_for_section. Remove unused
4160 2007-03-10 Joseph Myers <joseph@codesourcery.com>
4162 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
4164 * configure: Regenerate.
4166 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
4169 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
4170 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
4171 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
4172 Add LABEL_NUSES to emitted label.
4173 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
4174 branch probability value to emitted jump insn.
4175 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
4176 Do not check life information and do not re-arrange input operands
4177 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
4179 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
4181 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
4182 the change of decode_asm_operands.
4184 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
4186 * mode-switching.c (create_pre_exit): Skip blockage insn.
4188 2007-03-09 Diego Novillo <dnovillo@redhat.com>
4190 * tree-pass.h (TODO_update_smt_usage): Remove.
4192 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
4196 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4198 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
4199 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
4200 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
4203 2007-03-09 Geoffrey Keating <geoffk@apple.com>
4205 * gcc.c: Document %{, in big comment at top.
4206 (input_suffix_matches): Remove special handling for .s and
4208 (input_spec_matches): New.
4209 (handle_braces): Handle %{,.
4210 (validate_switches): ',' indicates a value which is not a switch.
4211 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
4212 to detect assembler input.
4213 * config/i386/sol2.h (CPP_SPEC): Likewise.
4214 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
4215 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
4216 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
4217 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
4218 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
4219 -m64 causes deployment target to default to 10.5.
4220 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
4222 2007-03-09 Richard Henderson <rth@redhat.com>
4225 * target.h (targetm.asm.out.reloc_rw_mask): New.
4226 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
4227 (TARGET_ASM_OUT): Use it.
4228 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
4229 * varasm.c (categorize_decl_for_section): Remove shlib argument;
4230 use the new reloc_rw_mask target hook instead.
4231 (default_section_type_flags_1): Merge into...
4232 (default_section_type_flags): ... here.
4233 (decl_readonly_section_1): Merge into...
4234 (decl_readonly_section): ... here.
4235 (default_elf_select_section_1): Merge into...
4236 (default_elf_select_section): ... here.
4237 (default_unique_section_1): Merge into...
4238 (default_unique_section): ... here.
4239 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
4240 (default_select_rtx_section): Use it.
4241 (default_elf_select_rtx_section): Likewise.
4242 * output.h: Update to match.
4243 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
4244 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
4245 (TARGET_ASM_RELOC_RW_MASK): New.
4246 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
4247 to categorize_decl_for_section.
4248 (x86_64_elf_unique_section): Likewise.
4249 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
4250 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
4251 (TARGET_ASM_RELOC_RW_MASK): New.
4252 * config/ia64/ia64.c (ia64_rwreloc_select_section,
4253 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
4254 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
4255 (TARGET_RWRELOC): Remove.
4256 (ia64_section_type_flags): Adjust call to default_section_type_flags.
4257 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
4258 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
4259 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
4260 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
4261 (rs6000_xcoff_select_section): Use decl_readonly_section.
4262 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
4263 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
4264 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
4265 (TARGET_SECTION_TYPE_FLAGS): Remove.
4266 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
4268 2007-03-09 Roger Sayle <roger@eyesopen.com>
4270 * fold-const.c (fold_comparison): Remove compile-time evaluation of
4271 complex constant equality/inequality comparisons for here.
4272 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
4273 known at compile-time or can be simplified to a scalar comparison.
4274 (fold_relational_const): Move compile-time evaluation of complex
4275 constant equality/inequality comparisons to here.
4277 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4279 PR rtl-optimization/30643
4280 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
4282 (fold_rtx): Recurse, like before 2006-11-03.
4284 2007-03-09 DJ Delorie <dj@redhat.com>
4286 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
4289 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
4291 PR tree-optimization/30375
4292 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
4293 LHS of statements is not the same.
4294 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
4296 2007-03-09 Chao-ying Fu <fu@mips.com>
4298 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
4300 * doc/invoke.texi (-mdspr2): Document new option.
4301 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
4302 New unspec for DSP REV 2.
4303 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
4304 these instructions are extended in DSP REV 2.
4305 (mips-dspr2.md): Include.
4306 * config/mips/mips.opt (mdspr2): New option.
4307 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
4308 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
4309 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
4310 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
4311 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
4312 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
4313 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
4315 (bdesc_map): Add one field of unsupported_target_flags.
4316 (bdesc_arrays): Update entries to have extra fields. Add
4318 (mips_init_builtins): Initialize new function types.
4319 Check unsupported_target_fileds to filter out builtins.
4320 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
4322 (ASM_SPEC): Pass mdspr2 to the assembler.
4323 * config/mips/mips-dspr2.md: New file.
4325 2007-03-09 Sa Liu <saliu@de.ibm.com>
4327 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
4329 2007-03-09 Ian Lance Taylor <iant@google.com>
4331 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
4332 argument) like -Wstrict-overflow=2.
4333 * doc/invoke.texi (Warning Options): Update documentation.
4335 2007-03-09 Dirk Mueller <dmueller@suse.de>
4338 * doc/invoke.texi (-Wlogical-op): Document.
4339 * common.opt (-Wlogical-op): New.
4340 * c-common.h (warn_logical_operator): Declare.
4341 * c-common.c (warn_logical_operator): Define.
4342 * c-typeck.c (parser_build_binary_op): Call
4343 warn_logical_operator.
4345 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4347 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
4348 * final.c (final_scan_insn): Test for non-"" file name.
4350 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
4352 * doc/loop.texi: Document the Omega linear constraints solver.
4353 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
4354 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
4355 omega-hash-table-size, omega-max-keys, and
4356 omega-eliminate-redundant-constraints.
4357 * tree-pass.h (pass_check_data_deps): Declared.
4360 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
4361 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
4362 pass_check_data_deps): New.
4363 * tree-data-ref.c (init_data_ref): Remove declaration.
4364 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
4365 (analyze_array): Renamed init_array_ref, move up initializations.
4366 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
4367 Removed arguments that are set to NULL.
4368 (analyze_indirect_ref): Correct indentation, correct call to
4370 (object_analysis): Call init_array_ref instead of analyze_array.
4371 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
4372 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
4373 of DR_ACCESS_FNS_ADDR.
4374 (init_omega_eq_with_af, omega_extract_distance_vectors,
4375 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
4376 ddr_consistent_p): New.
4377 (compute_affine_dependence): Check consistency of ddrs when
4378 flag_check_data_deps is passed.
4379 (analyze_all_data_dependences): Uncomment.
4380 (tree_check_data_deps): New.
4381 * tree-data-ref.h: Include omega.h.
4382 (DR_ACCESS_FNS_ADDR): Removed.
4383 (data_dependence_relation): Add inner_loop.
4384 (DDR_INNER_LOOP): New.
4385 * common.opt (fcheck-data-deps): New.
4386 * tree-flow.h (tree_check_data_deps): Declare.
4387 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
4388 (OBJS-common): Depend on omega.o.
4390 * passes.c (pass_check_data_deps): Scheduled.
4391 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
4392 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
4393 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
4394 PARAM_VECT_MAX_VERSION_CHECKS,
4395 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
4397 2007-03-09 Richard Guenther <rguenther@suse.de>
4399 PR tree-optimization/30904
4401 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
4402 the same way as *_DIV_EXPR.
4404 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4406 * recog.c (decode_asm_operands): No mixed declarations and code.
4408 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4410 * rtl.def (ASM_INPUT): Add location.
4411 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
4412 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
4413 (decode_asm_operands): Add loc operand.
4414 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
4415 * stmt.c (expand_asm): Rename to...
4416 (expand_asm_loc): ... this. Add locus argument. Pass it on to
4417 gen_rtx_ASM_INPUT_loc.
4418 (expand_asm_expr): Adjust.
4419 * recog.c (decode_asm_operands): Add loc operand.
4420 (check_asm_operands, extract_insn): Adjust.
4421 * reload1.c (maybe_fix_stack_asms): Likewise.
4422 * final.c (asm_insn_count): Likewise.
4423 (final_scan_insn): Output # line before and after asm.
4425 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
4427 * tree-ssa-structalias.c (variable_info): Remove
4429 (new_var_info): Ditto.
4430 (shared_bitmap_info_t): New structure.
4431 (shared_bitmap_table): New variable.
4432 (shared_bitmap_hash): New function.
4433 (shared_bitmap_eq): Ditto
4434 (shared_bitmap_lookup): Ditto.
4435 (shared_bitmap_add): Ditto.
4436 (merge_smts_into): Change to take bitmap directly.
4437 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
4438 (init_alias_vars): Init shared bitmap hashtable.
4439 (delete_points_to_sets): Delete shared bitmap hashtable.
4440 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
4441 is_aliased removal as a change that was still necessary was
4444 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
4446 * config/i386/i386.h (override_options): Conditionally disable
4447 x86_sahf for 64bit targets only.
4449 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
4452 * c-decl.c (merge_decls): Don't call make_var_volatile.
4453 * varasm.c (make_var_volatile): Remove.
4454 * output.h (make_var_volatile): Remove.
4456 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
4458 PR tree-optimization/31085
4459 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
4461 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4463 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
4464 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
4465 ATTR_CONST_NOTHROW_LIST.
4467 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
4470 2007-03-08 Diego Novillo <dnovillo@redhat.com>
4472 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
4474 2007-03-08 Geoffrey Keating <geoffk@apple.com>
4477 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
4479 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
4480 passed, use shared libgcc.
4482 2007-03-08 Roger Sayle <roger@eyesopen.com>
4484 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
4485 instead of calling build2 with a GIMPLE_MODIFY_STMT.
4486 (honor_protect_cleanup_actions, lower_try_finally_switch):
4488 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
4489 ifc_temp_var): Likewise.
4490 * tree-inline.c (setup_one_parameter): Likewise.
4491 * tree-mudflap.c (mf_decl_cache_locals,
4492 mf_build_check_statement_for): Likewise.
4493 * tree-nested.c (init_tmp_var, save_tmp_var,
4494 finalize_nesting_tree_1): Likewise.
4495 * tree-outof-ssa.c (insert_copy_on_edge,
4496 insert_backedge_copies): Likewise.
4497 * tree-profile.c (tree_gen_edge_profiler,
4498 tree_gen_ic_profiler): Likewise.
4499 * tree-scalar-evolution.c (scev_const_prop): Likewise.
4500 * tree-sra.c (sra_build_assignment): Likewise.
4501 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
4502 * tree-ssa-math-opts.c (insert_reciprocals,
4503 execute_cse_sincos_1): Likewise.
4504 * tree-tailcall.c (adjust_accumulator_values,
4505 adjust_return_value): Likewise.
4506 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
4507 * tree-vect-transform.c (vect_create_data_ref_ptr,
4508 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
4509 vect_create_epilog_for_reduction, vectorizable_reduction,
4510 vectorizable_call, vectorizable_conversion,
4511 vectorizable_assignment, vectorizable_operation,
4512 vectorizable_type_demotion, vect_gen_widened_results_half,
4513 vect_permute_store_chain, vectorizable_store,
4514 vect_setup_realignment, vect_permute_load_chain,
4515 vectorizable_load, vectorizable_condition,
4516 vect_create_cond_for_align_checks): Likewise.
4517 * tree-vrp.c (build_assert_expr_for): Likewise.
4519 2007-03-08 Ian Lance Taylor <iant@google.com>
4521 * tree-vrp.c: Include "intl.h".
4522 (usable_range_p): New static function.
4523 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
4524 overflowed values, juts set *strict_overflow_p.
4525 (compare_values): Only return -2 if one of the operands is not a
4527 (compare_ranges): Call usable_range_p.
4528 (compare_range_with_value): Likewise.
4529 (vrp_evaluate_conditional_warnv): Rename from
4530 vrp_evaluate_conditional. Make static. Change all callers.
4531 (vrp_evaluate_conditional): New function.
4532 (simplify_div_or_mod_using_ranges): Issue warning about reliance
4534 (simplify_abs_using_ranges): Likewise.
4535 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
4536 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
4537 within_stmt parameter.
4538 * tree-ssa-propagate.c (fold_predicate_in): Update call to
4539 vrp_evaluate_conditional.
4540 * tree-ssa-threadedge.c
4541 (record_temporary_equivalences_from_stmts_at_dest): Change
4542 simplify parameter to take a second tree parameter.
4543 (simplify_control_stmt_condition): Likewise.
4544 (thread_across_edge): Likewise.
4545 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
4546 (thread_across_edge): Likewise.
4547 * Makefile.in (tree-vrp.o): Depend upon intl.h.
4549 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
4551 * config/i386/i386.h (TARGET_SAHF): New define.
4552 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
4553 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
4554 (x86_sahf): New global variable.
4555 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
4556 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
4557 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
4558 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
4560 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
4561 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
4562 when expanding fcomi/sahf based tests.
4563 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
4564 expanding sahf based alternative. Emit sahf based sequence when
4565 optimizing for code size.
4566 * config/i386/i386.md (x86_sahf_1): Do not disable for
4567 TARGET_64BIT, enable for TARGET_SAHF.
4569 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
4571 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
4572 spurious whitespace from error message.
4574 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
4577 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
4579 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
4581 * c-decl.c (grokdeclarator): Disable warnings for anonymous
4583 * tree-sra.c (instantiate_element): Propagate disabled warnings
4584 from the element itself to the created variable.
4586 2007-03-07 Richard Henderson <rth@redhat.com>
4589 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
4590 silently fix up the stack in the case of a missing register.
4592 2007-03-07 Paul Brook <paul@codesourcery.com>
4594 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
4596 2007-03-07 Joseph Myers <joseph@codesourcery.com>
4598 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
4600 (phase1_vrs): Use them.
4601 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
4602 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
4603 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
4604 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
4605 __gnu_Unwind_Restore_WMMXC if required.
4606 (_Unwind_VRS_Pop): Implement iWMMXt support.
4607 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
4608 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
4609 gnu_Unwind_Save_WMMXC): Define.
4611 2007-03-07 Richard Sandiford <richard@codesourcery.com>
4613 * config/vxworks.h (vxworks_override_options): Declare.
4614 (VXWORKS_OVERRIDE_OPTIONS): Use it.
4615 * config/vxworks.c: Include target.h and toplev.h.
4616 (vxworks_override_options): New function.
4617 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
4619 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
4621 * config/s390/s390.c (override_options): Don't emit an error when
4622 -mstack-size is used without providing -mstack-guard.
4623 (s390_emit_prologue): Choose stack_guard value automatically if not
4624 provided via command line.
4625 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
4627 2007-03-07 Richard Sandiford <richard@codesourcery.com>
4629 * config/i386/i386.c (output_set_got): Add a GOT initialization
4630 sequence for VxWorks PIC.
4631 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
4632 around labels as well as symbols. Use gotoff_operand instead
4633 of local_symbolic_operand.
4634 (legitimize_pic_address): Use gotoff_operand instead of
4635 local_symbolic_operand. Use @GOT accesses for labels as
4637 (ix86_output_addr_diff_elt): Use PC-relative rather than
4638 GP-relative offsets for VxWorks PIC.
4639 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
4640 no_new_pseudos. Check whether the returned register is op0.
4641 * config/i386/i386.md (tablejump): Use PC-relative rather than
4642 GP-relative offsets for VxWorks PIC.
4643 * config/i386/predicates.md (gotoff_operand): New predicate.
4645 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4647 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
4649 * config/vxworks-dummy.h: New file.
4650 * config/i386/i386.h: Include it.
4652 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
4654 * dwarf2out.c (is_inlined_entry_point): New
4655 (add_high_low_attributes): Emit DW_AT_entry_pc along with
4656 DW_AT_ranges if the first subblock is the entry point.
4658 2007-03-06 David Daney <ddaney@avtrex.com>
4660 * doc/install.texi (mips-*-*): Change recommended binutils
4663 2007-03-06 Anatoly Sokolov <aesok@post.ru>
4665 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
4666 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
4668 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
4669 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4671 2007-03-06 Jan Hubicka <jh@suse.cz>
4673 * errors.h (warning, error, fatal, internal_error): Mark as cold.
4674 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
4676 (probably_cold_bb_p): Cold functions are cold.
4677 (probably_never_executed_bb_p): Cold functions are cold.
4678 (tree_bb_level_predictions): Predict calls to cold functions as not
4680 (compute_function_frequency): Check hot/cold attributes.
4681 * function.h (function_frequency): Update comments.
4682 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
4683 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
4684 (c_common_att): Add cold and hot.
4686 * doc/extend.texi (hot,cold attributes): Document.
4688 2007-03-06 Andrew Haley <aph@redhat.com>
4690 * function.c (expand_function_end): Move blockage to just after we
4691 emit the label for the naked return from the function.
4693 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4695 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
4698 2007-03-06 Jan Hubicka <jh@suse.cz>
4700 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
4701 loaded for constant large models. Non-large 64bit PIC can do.
4702 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
4703 * cmodel.h: Add LARGE PIC.
4704 * i386.md (UNSPEC_PLTOFF): New.
4705 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
4707 (*call_1_rex64): Disable for large models.
4708 (*call_1_rex64_large): New.
4709 (*call_value_1_rex64): Disable for large models.
4710 (*call_value_1_rex64_large): New.
4711 (set_rip_rex4): New.
4712 (set_got_offset_rex64): New.
4713 * predicates.md (constant_call_address_operand): For large model
4714 constant calls are not possible.
4715 * i386-protos.h (construct_plt_address): Declare.
4716 * i386.c (override_options): Accept large models.
4717 (ix86_expand_prologue): Expand large PIC GOT pointer load.
4718 (legitimate_constant_p): Add new UNSPECs.
4719 (legitimate_pic_operand_p): Likewise.
4720 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
4721 (legitimize_pic_address): Do easy RIP relative way for TLS only for
4723 (output_pic_addr_const): Add PLTOFF.
4724 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
4725 (ix86_expand_move): Legitimize pic address when in PIC mode.
4726 (construct_plt_address): New function.
4727 (ix86_expand_call): Offload the address to register and use GOT pointer
4729 * invoke.texi (mcmodel=large): Update documentation.
4731 2007-03-06 Richard Henderson <rth@redhat.com>
4733 * config/i386/i386.c (x86_use_leave, x86_push_memory,
4734 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
4735 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
4736 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
4737 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
4738 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
4739 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
4740 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
4741 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
4742 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
4743 x86_partial_reg_dependency, x86_memory_mismatch_stall,
4744 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
4745 x86_sse_partial_reg_dependency, x86_sse_split_regs,
4746 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
4747 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
4748 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
4749 x86_schedule, x86_use_bt, x86_pad_returns,
4750 x86_use_xchgb): Merge into ...
4751 (ix86_tune_features): ... here. New array.
4752 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
4753 x86_bswap): Merge into ...
4754 (ix86_arch_features): ... here. New array.
4755 (x86_3dnow_a): Remove.
4756 (x86_accumulate_outgoing_args): Make static.
4757 (x86_arch_always_fancy_math_387): Make static.
4758 (ix86_tune_mask, ix86_arch_mask): Move ...
4759 (override_options): ... to local variables here. Apply the
4760 appropriate mask to each element of ix86_arch_features and
4761 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
4762 as were done in the old macros.
4763 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
4764 * config/i386/i386.h (x86_use_leave, x86_push_memory,
4765 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
4766 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
4767 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
4768 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
4769 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
4770 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
4771 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
4772 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
4773 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
4774 x86_partial_reg_dependency, x86_memory_mismatch_stall,
4775 x86_accumulate_outgoing_args, x86_prologue_using_move,
4776 x86_epilogue_using_move, x86_decompose_lea,
4777 x86_arch_always_fancy_math_387, x86_shift1,
4778 x86_sse_partial_reg_dependency, x86_sse_split_regs,
4779 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
4780 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
4781 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
4782 x86_use_incdec, x86_pad_returns, x86_bswap,
4783 x86_partial_flag_reg_stall): Remove.
4784 (enum ix86_tune_indices): New.
4785 (ix86_tune_features): New.
4786 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
4787 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
4788 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
4789 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
4790 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
4791 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
4792 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
4793 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
4794 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
4795 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
4796 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
4797 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
4798 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
4799 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
4800 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
4801 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
4802 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
4803 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
4804 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
4805 TARGET_EXT_80387_CONSTANTS): Use it.
4806 (enum ix86_arch_indices): New.
4807 (ix86_arch_features): New.
4808 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
4809 TARGET_BSWAP): Use it.
4810 (ix86_tune_mask, ix86_arch_mask): Remove.
4812 2007-03-06 Joseph Myers <joseph@codesourcery.com>
4815 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
4816 Define using $${sysroot_headers_suffix}.
4817 * configure: Regenerate.
4818 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
4819 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
4821 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
4822 * gcc.c (print_sysroot_headers_suffix): New.
4823 (option_map): Include --print-sysroot-headers-suffix.
4824 (display_help): Mention -print-sysroot-headers-suffix.
4825 (process_command): Handle -print-sysroot-headers-suffix.
4826 (do_spec_1): Append multilib directory to include-fixed path if
4827 sysroot suffixes in use.
4828 (main): Handle -print-sysroot-headers-suffix.
4829 * Makefile.in (start.encap): Don't depend on xlimits.h
4830 (xlimits.h): Remove.
4831 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
4832 limits.h for each multilib in fixinc_list.
4833 (fixinc_list, s-fixinc_list): New.
4834 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
4835 generate them for each multilib in fixinc_list.
4836 (stmp-fixproto): Use include-fixed. Run fixproto for each
4837 multilib in fixinc_list.
4838 (mostlyclean): Don't remove xlimits.h.
4839 (clean): Remove include-fixed.
4840 (real-install-headers-tar, real-install-headers-cpio,
4841 real-install-headers-cp): Don't copy include, only include-fixed.
4842 (install-mkheaders): Depend on fixinc_list. Don't depend on
4843 xlimits.h. Save limits.h files for each multilib in fixinc_list.
4844 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
4845 SYSTEM_HEADER_DIR setting in mkheaders.conf.
4847 2007-03-06 Jan Hubicka <jh@suse.cz>
4849 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
4852 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4854 * configure.ac: Allow tm_file to contain build-directory files.
4855 * configure: Regenerate.
4856 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
4857 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
4858 * config/m68k/print-sysroot-suffix.sh: New file.
4860 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4862 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
4863 of pic_offset_table_rtx if reload_completed.
4864 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
4865 PIC_OFFSET_TABLE_REGNUM.
4866 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
4868 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
4869 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
4871 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4873 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
4874 functions that call eh_return.
4876 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4878 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
4879 functions that need a constant pool.
4881 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4884 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
4885 (m68k_preferred_reload_class): Likewise.
4886 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
4887 (SECONDARY_RELOAD_CLASS): Define.
4888 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
4889 (LIMIT_RELOAD_CLASS): Delete.
4890 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
4891 registers from storing bytes.
4892 (m68k_secondary_reload_class): New function.
4893 (m68k_preferred_reload_class): Likewise.
4895 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4897 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
4899 (m68k_expand_prologue): Likewise.
4901 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4903 * config/m68k/m68k-protos.h (output_sibcall): Declare.
4904 (mips_expand_epilogue): Add a bool parameter.
4905 (m68k_legitimize_sibcall_address): Declare.
4906 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
4907 (m68k_expand_epilogue): Add a parameter to select between sibling
4908 and normal epilogues. Only generate a return for the latter.
4909 (m68k_ok_for_sibcall_p): New function.
4910 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
4911 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
4912 (sibcall_value, *sibcall_value): Likewise.
4913 (*call, *call_value): Require !SIBLING_CALL_P.
4914 (epilogue): Update call to m68k_expand_epilogue.
4915 (sibcall_epilogue): New pattern.
4916 * config/m68k/predicates.md (const_call_operand): Say that this
4917 predicate applies to sibling calls too.
4918 (sibcall_operand): New predicate.
4920 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4922 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
4923 alternatives as movsi_cf.
4924 (movsf_cf_hard): Add commentary.
4926 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
4927 Richard Sandiford <richard@codesourcery.com>
4929 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
4930 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
4931 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
4932 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
4933 as being live on exit from an interrupt function.
4934 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
4935 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
4936 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
4937 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
4938 (m68k_interrupt_function_p): Globalize.
4939 (m68k_compute_frame_layout): Remove reverse mask code.
4940 (m68k_emit_movem, m68k_set_frame_related): New functions.
4941 (m68k_output_function_prologue): Delete in favor of...
4942 (m68k_expand_prologue): ...this new function.
4943 (m68k_output_function_epilogue): Delete in favor of...
4944 (m68k_expand_epilogue): ...this new function.
4945 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
4947 (print_operand): Handle %?.
4948 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
4949 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
4950 (prologue, epilogue): New patterns.
4951 (return): Turn into a define_expand.
4952 (*return): New pattern, derived from old "return" pattern. Use rte
4953 rather than rts for interrupt functions. Only use rtd if the pop
4955 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
4956 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
4957 (link, *link, unlink, *unlink, load_got): Likewise.
4959 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4963 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
4964 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
4965 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
4966 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
4967 and m68k_matches_u_p.
4968 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
4969 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
4970 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
4971 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
4972 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
4973 (REG_STRICT_P): New macro.
4974 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
4975 PCREL_GENERAL_OPERAND_OK.
4976 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
4977 m68k_legitimate_base_reg_p.
4978 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
4979 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
4980 (PIC_CASE_VECTOR_ADDRESS): Update comment.
4981 * config/m68k/m68k.c (m68k_address): New structure.
4982 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
4983 (m68k_decompose_index, m68k_legitimate_constant_address_p)
4984 (m68k_jump_table_ref_p, m68k_decompose_address)
4985 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
4986 (m68k_matches_u_p): New functions.
4987 (print_operand_address): Rewrite to use m68k_decompose_index.
4989 2007-03-05 David Taylor <dtaylor@emc.com>
4991 * gcc.c: Correct copyright date in --version output.
4993 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4995 * pa.md: In unamed move patterns, disparge copies between general
4996 and floating point registers using '?' modifier. Don't include 'f'
4997 constraint for register preferences in DImode, SImode, HImode and
4998 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
4999 Remove constraints for copies between general and floating registers
5000 in soft-float DFmode pattern.
5001 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
5005 2007-03-05 Mike Stump <mrs@apple.com>
5007 * c-common.c (targetcm): Add.
5008 * c-opts.c (c_common_handle_option): Handle language specific
5010 * opts.c (handle_option): Verify language for target options, if
5012 * opth-gen.awk: Add CL_LANG_ALL.
5013 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
5014 (TARGETCM_INITIALIZER): Add.
5015 * target.h (struct gcc_targetcm): Add.
5017 * targhooks.c (default_handle_c_option): Add.
5018 * targhooks.h (default_handle_c_option): Add.
5019 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
5021 * config/darwin.opt (iframework): Add.
5022 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
5023 * config/darwin-c.c (handle_c_option): Add.
5024 (TARGET_HANDLE_C_OPTION): Add.
5026 * doc/invoke.texi (Darwin Options): Add -iframework.
5028 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5030 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
5033 2007-03-05 Ian Lance Taylor <iant@google.com>
5035 * c.opt (fgnu89-inline): New option.
5036 * c-opts.c (c_common_post_options): Set default value for
5038 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
5039 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
5041 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
5042 (grokdeclarator, start_function): Likewise.
5043 * c-cppbuiltin.c (c_cpp_builtins): Define either
5044 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
5045 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
5046 (C Dialect Options): Document -fgnu89-inline.
5047 * doc/extend.texi (Function Attributes): Explain what the
5048 gnu_inline attribute does.
5049 * doc/cpp.texi (Common Predefined Macros): Document
5050 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
5052 2007-03-05 Ian Lance Taylor <iant@google.com>
5054 PR tree-optimization/31034
5055 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
5056 half-range if the other side is an overflow infinity.
5058 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
5060 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
5061 (bfin*-linux-uclibc*): New configuration.
5062 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
5064 * config/bfin/linux.h: New file.
5065 * config/bfin/libgcc-bfin.ver: New file.
5066 * config/bfin/t-bfin-uclinux: New file.
5067 * config/bfin/t-bfin-linux: New file.
5068 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
5069 (TARGET_OS_CPP_BUILTINS): New macro.
5071 2007-03-05 Richard Guenther <rguenther@suse.de>
5073 * fold-const.c (fold_binary): Remove duplicate folding
5074 of comparison of non-null ADDR_EXPR against null.
5076 2007-03-05 Richard Guenther <rguenther@suse.de>
5077 Dorit Nuzman <dorit@il.ibm.com>
5079 PR tree-optimization/26420
5080 * tree-vectorizer.c (vectorize_loops): Bail out early if there
5081 are no loops in the function. Only print the number of
5082 vectorized loops if it is greater than zero or we are supposed
5083 to print information about unvectorized loops.
5085 2007-03-05 Revital Eres <eres@il.ibm.com>
5087 * gcc.dg/var-expand1.c: New test.
5088 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
5089 when an accumulator is expanded.
5091 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5094 * c-common.c (convert_and_check): Don't give warnings for
5095 conversion if 'expr' already overflowed.
5097 2007-03-04 Roger Sayle <roger@eyesopen.com>
5100 * fold-const.c (fold_comparison): Enforce type consistency when
5101 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
5103 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
5105 * tree-ssa-address.c (create_mem_ref): Do not put an expression
5106 containing a cast to the base of TARGET_MEM_REF.
5108 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
5110 * tree.c (tree_contains_struct_check_failed): Remove spurious
5111 whitespace from error message.
5113 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5116 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
5117 instead of precision.
5119 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
5120 Nathan Sidwell <nathan@codesourcery.com>
5122 * emit-rtl.c (find_auto_inc): New.
5123 (try_split): recreate REG_INC notes,
5124 Use regular for loops rather than whiles.
5126 2007-03-03 Andreas Schwab <schwab@suse.de>
5128 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
5129 * configure: Regenerate.
5131 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5133 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
5134 flag_rounding_math, not flag_unsafe_math_optimizations.
5136 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
5138 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
5139 alpha_fold_vector_minmax): Likewise.
5140 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5141 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
5143 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
5145 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
5146 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
5147 if the lhs has side-effects.
5148 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
5150 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5152 * config/i386/i386.h (TUNEMASK): Remove define.
5153 (ARCHMASK): Remove define.
5154 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
5155 Use ix86_arch_mask variable instead of ARCHMASK.
5156 * config/i386/i386.c (override_options): Ditto.
5157 (standard_80387_constant_p): Ditto.
5159 2007-03-02 Ian Lance Taylor <iant@google.com>
5161 Used signed infinities in VRP.
5162 * tree-vrp.c (uses_overflow_infinity): New static function.
5163 (supports_overflow_infinity): New static function.
5164 (make_overflow_infinity): New static function.
5165 (negative_overflow_infinity): New static function.
5166 (positive_overflow_infinity): New static function.
5167 (is_negative_overflow_infinity): New static function.
5168 (is_positive_overflow_infinity): New static function.
5169 (is_overflow_infinity): New static function.
5170 (overflow_infinity_range_p): New static function.
5171 (compare_values_warnv): New function split out of compare_values.
5172 (compare_value): Call it.
5173 (set_value_range_to_nonnegative): Add overflow_infinity
5174 parameter. Change caller.
5175 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
5177 (vrp_expr_computes_nonzero): Likewise.
5178 (compare_ranges, compare_range_with_value): Likewise.
5179 (compare_name_with_value, compare_names): Likewise.
5180 (vrp_evaluate_conditional): Likewise.
5181 (set_value_range): Handle infinity
5182 (vrp_operand_equal_p, operand_less_p): Likewise.
5183 (extract_range_from_assert): Likewise.
5184 (vrp_int_const_binop): Likewise.
5185 (extract_range_from_binary_expr): Likewise.
5186 (extract_range_from_unary_expr): Likewise.
5187 (extract_range_from_comparison): Likewise.
5188 (extract_range_from_expr): Likewise.
5189 (dump_value_range): Likewise.
5190 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
5191 (test_for_singularity): Likewise.
5192 (vrp_int_const_binop): Remove inline qualifier.
5193 (adjust_range_with_scev): Add comment.
5194 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5196 2007-03-02 Diego Novillo <dnovillo@redhat.com>
5198 * tree-ssa-structalias.c (could_have_pointers): Tidy.
5199 (get_constraint_for): Likewise.
5200 (do_structure_copy): Likewise.
5201 (find_func_aliases): Fix references to MODIFY_EXPR.
5202 (intra_create_variable_infos): Tidy.
5203 * tree-ssa-operands.c (add_virtual_operand): Add argument
5205 When adding members of alias sets, if IS_CALL_SITE is true and
5206 the symbol is not call-clobbered, skip it.
5209 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
5211 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
5212 entry by means of emit_insn_at_entry.
5214 2007-03-02 Richard Henderson <rth@redhat.com>
5216 * expr.h (promoted_input_arg): Remove decl.
5217 * function.c (promoted_input_arg): Merge into ...
5218 * combine.c (setup_incoming_promotions): ... only caller.
5219 Rearrange to avoid double loop.
5221 2007-03-02 Ben Elliston <bje@au.ibm.com>
5222 Peter Bergner <bergner@vnet.ibm.com>
5223 Janis Johnson <janis187@us.ibm.com>
5225 * config/rs6000/dfp.md: New file.
5226 * config/rs6000/rs6000.md: Include dfp.md.
5227 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
5228 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
5229 and TDmode decimal float modes in FP registers.
5230 (num_insns_constant): Likewise.
5231 (rs6000_legitimate_offset_address_p): Likewise.
5232 (rs6000_legitimize_address): Likewise.
5233 (rs6000_legitimize_reload_address): Likewise.
5234 (rs6000_legitimate_address): Likewise.
5235 (rs6000_emit_move): Likewise.
5236 (function_arg_boundary): Likewise.
5237 (function_arg_advance): Likewise.
5238 (rs6000_darwin64_record_arg_recurse): Likewise.
5239 (function_arg): Likewise.
5240 (rs6000_gimplify_va_arg): Likewise.
5241 (rs6000_split_multireg_move): Likewise.
5242 (rs6000_output_function_epilogue): Likewise.
5243 (rs6000_output_function_epilogue): Likewise.
5244 (rs6000_register_move_cost): Likewise.
5245 (rs6000_function_value): Likewise.
5246 (rs6000_libcall_value): Likewise.
5248 2007-03-02 Richard Sandiford <richard@codesourcery.com>
5250 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
5252 2007-03-02 Richard Sandiford <richard@codesourcery.com>
5254 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
5255 Use $MULTIDIR to choose between the kernel and RTP headers,
5256 and use $WIND_BASE and $WIND_USR to locate them.
5258 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5260 * config/i386/i386.c (override_options): Put initialization of
5261 ix86_tune_mask and ix86_arch_mask to the correct place.
5263 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5264 Michael Meissner <michael.meissner@amd.com>
5267 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
5269 (TARGET_CMOVE): Use ARCHMASK.
5270 (TARGET_CMPXCHG): Ditto.
5271 (TARGET_CMPXCHG8B): Ditto.
5272 (TARGET_XADD): Ditto.
5273 (TARGET_BSWAP): Ditto.
5274 * config/i386/i386.c (ix86_tune_mask): New global variable.
5275 (ix86_arch_mask): Ditto.
5276 (override_options): Initialize ix86_tune_mask and
5277 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
5280 2007-03-02 Ben Elliston <bje@au.ibm.com>
5283 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
5285 2007-03-02 Joseph Myers <joseph@codesourcery.com>
5287 * target.h (init_dwarf_reg_sizes_extra): New target hook.
5288 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
5289 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
5290 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
5292 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
5293 rs6000_init_dwarf_reg_sizes_extra): New.
5294 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
5295 SPE register high parts.
5297 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
5299 * Makefile.in: Add install-pdf target as
5300 copied from automake v1.10 rules.
5301 * configure.ac: Add install-pdf to target list.
5302 * configure: Regenerate.
5304 2007-03-01 Paul Brook <paul@codesourcery.com>
5306 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
5307 modes to LDRD for DImode.
5308 (output_move_double): Fixup out of range ldrd/strd.
5309 (vfp_secondary_reload_class): Rename...
5310 (coproc_secondary_reload_class): ... to this. Add wb argument.
5311 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
5312 coproc_secondary_reload_class for CLASS_IWMMXT.
5313 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
5314 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
5316 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
5318 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
5319 factor by the estimated number of iterations.
5320 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
5323 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
5324 decode_caches_intel, detect_caches_intel): New functions.
5325 (host_detect_local_cpu): Use detect_caches_amd and
5326 detect_caches_intel.
5328 2007-03-01 Richard Henderson <rth@redhat.com>
5330 * expr.c (emit_move_complex_push): Export.
5331 (emit_move_complex_parts): Split out from ...
5332 (emit_move_complex): ... here.
5333 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
5334 * config/i386/i386.md (movcdi): New.
5336 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
5338 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
5339 size of mode1 to check for tieable modes in MMX case.
5341 2007-03-01 Richard Sandiford <richard@codesourcery.com>
5343 * Makefile.in (rtlanal.o): Depend on tree.h.
5344 * rtl.h (offset_within_section_p, split_const): Declare.
5345 * rtlanal.c: Include tree.h.
5346 (offset_within_block_p): New function, taken from
5347 mips_offset_within_object_p.
5348 (split_const): New function, taken from mips_split_const.
5349 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
5351 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
5352 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
5353 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
5354 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
5355 (m68k_illegitimate_symbolic_constant_p): New function.
5356 * config/m68k/m68k.md (movsi): Remove misleading predicates.
5357 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
5358 symbolic constant that might be outside the symbol's section,
5359 move the symbol first and then add the offset.
5360 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
5362 * config/mips/mips.c (mips_split_const): Delete.
5363 (mips_offset_within_object_p): Delete.
5364 (mips_symbolic_constant_p): Use offset_within_section_p and
5365 split_const instead of mips_offset_within_object_p and
5367 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
5368 (mips_legitimize_const_move, print_operand_reloc)
5369 (mips_dangerous_for_la25_p): Use split_const instead of
5372 2007-02-28 Eric Christopher <echristo@apple.com>
5374 * Makefile.in (install-include-dir): Don't rm -rf include.
5376 2007-02-28 Richard Guenther <rguenther@suse.de>
5379 * fold-const.c (fold_binary): Do not associate expressions
5380 with more than one variable for integer types that do not wrap.
5382 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
5384 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
5385 Delete, and replace with...
5386 (fold_builtin_call_array): This. Update callers to use it.
5387 * fold-const.c (fold_build_call_list): Delete, and replace with...
5388 (fold_build_call_array): This.
5389 (fold_build_call_list_initializer): Delete, and replace with...
5390 (fold_build_call_array_initializer): This.
5391 * tree.h: Update declarations to reflect above changes.
5393 * c-typeck.c (build_function_call): Store converted arguments
5394 in a stack-allocated array instead of building a list.
5395 (convert_arguments): Store arguments in the array passed in as an
5396 argument, and return the actual number of arguments.
5397 * c-format.c: (check_function_format): Pass arguments in an
5398 array instead of a list.
5399 * c-common.c (check_function_nonnull): Likewise.
5400 (check_function_sentinel): Likewise.
5401 (check_function_arguments): Likewise.
5402 * c-common.h: Update declarations to reflect above changes.
5404 2007-02-28 Jan Hubicka <jh@suse.cz>
5406 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
5407 PRED_NEGATIVE_RETURN): Update outcomes.
5409 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
5411 * calls.c (emit_library_call_value_1): Handle partial registers
5412 correctly when building up CALL_INSN_FUNCTION_USAGE.
5414 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5416 * pa/predicates.md (move_src_operand): Allow zero for mode.
5417 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
5420 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
5423 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
5424 *movv2df_internal): Enable pattern only for valid operand
5426 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
5427 tie only 128bit modes. For MMX registers, tie only 64bit modes.
5429 2007-02-27 Mike Stump <mrs@apple.com>
5431 * config/darwin-crt3.c: Avoid compilation when compiling for a
5434 2007-02-27 Joseph Myers <joseph@codesourcery.com>
5436 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
5438 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
5439 for fixed headers and limits.h.
5440 (install-include-dir, install-headers-tar, install-headers-cpio,
5441 install-headers-cp, real-install-headers-tar,
5442 real-install-headers-cpio, real-install-headers-cp): Handle
5443 include-fixed as well as include.
5444 (install-mkheaders): Don't install files that go only in include
5446 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
5447 from GCC_INCLUDE_DIR.
5448 * gcc.c (process_command): Remove special -BstageN/ handling.
5449 (do_spec_1): Add include-fixed directories.
5451 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
5453 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
5455 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
5457 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
5460 2007-02-27 Mark Mitchell <mark@codesourcery.com>
5462 * c-common.c (get_priority): Add check for
5463 SUPPORTS_INIT_PRIORITY.
5465 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
5467 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
5469 * config/bfin/bfin.c: Include "cfglayout.h".
5470 (MAX_LSETUP_DISTANCE): New macro.
5471 (struct loop_info): New members incoming, incoming_src and
5472 incoming_dest. Delete member predecessor.
5473 (length_for_loop): New function.
5474 (bfin_optimize_loop): Handle more different loop structures.
5475 (bfin_discover_loop): Rework detection of predecessor blocks by
5476 examining incoming edges.
5477 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
5479 (bfin_reorder_loops): New function.
5480 (bfin_reorg_loops): Use these three new functions.
5482 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
5483 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
5484 (CONSTRAINT_LEN): Add entry for 'q'.
5485 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
5486 Add 'q' constraints.
5487 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
5488 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
5490 * config/bfin/bfin.md (add_with_carry): New pattern.
5491 (s_or_u, su_optab, su_modifier): New code macros/attrs.
5492 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
5493 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
5494 support unsigned multiplies too. Removed incorrect commutativity from
5495 operand 1 constraint where appropriate.
5496 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
5498 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
5499 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
5501 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
5502 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
5503 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
5504 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
5505 usmulhisi_hh_huh): New patterns.
5507 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
5508 lshifthi3): Fix output template to use half reg for operand 2.
5510 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
5513 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
5515 2007-02-27 Andreas Schwab <schwab@suse.de>
5517 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
5519 2007-02-27 Jan Hubicka <jh@suse.cz>
5521 * predict.c (last_basic_block_p): Remove.
5522 (tree_estimate_probability): Update return heuristic for commonized
5525 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
5527 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
5529 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
5531 * doc/include/gcc-common.texi (versionsubtitle): New macro.
5532 * doc/cpp.texi: Standardize title page.
5533 * doc/cppinternals.texi: Likewise.
5534 * doc/gcc.texi: Standardize title page, remove version number
5535 from copyright page.
5536 * doc/gccint.texi: Likewise.
5537 * doc/install.texi: Standardize title page, add table of
5540 2007-02-26 Jan Hubicka <jh@suse.cz>
5542 * predict.def: Set outcomes according to more recent results.
5543 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
5544 Remove dead predictors.
5545 * predict.c (return_prediction): Fix pasto.
5547 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
5549 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
5550 change; avoid a memory leak when returning early.
5552 2007-02-26 Mark Mitchell <mark@codesourcery.com>
5554 * c-decl.c (static_ctors): Move to c-common.c.
5555 (static_dtors): Likewise.
5556 (finish_function): Use c_record_cdtor_fn.
5557 (build_cdtor): Move to c-common.c.
5558 (c_write_global_declarations): Use c_build_cdtor_fns.
5559 * c-common.h (static_ctors): Declare.
5560 (static_dtors): Likewise.
5561 (c_record_cdtor_fn): Likewise.
5562 (c_build_cdtor_fns): Likewise.
5563 * c-common.c (static_ctors): New variable.
5564 (static_dtors): Likewise.
5565 (c_record_cdtor_fn): New function.
5566 (build_cdtor): Move from c-decl.c
5567 (c_build_cdtor_fns): New function.
5569 * output.h (assemble_addr_to_section): Declare.
5570 (get_cdtor_priority_section): Likewise.
5571 * varasm.c (assemble_addr_to_section): New function.
5572 (get_cdtor_priority_section): Likewise.
5573 (default_named_section_asm_out_destructor): Use them.
5574 (destor_dtor_section_asm_out_destructor): Likewise.
5575 (default_named_section_asm_out_constructor): Likewise.
5576 (default_ctor_section_asm_out_constructor): Likewise.
5577 * config.gcc (*-*-vxworks*): Include vxworks.o.
5578 * config/t-vxworks (vxworks.o): New target.
5579 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
5580 (TARGET_ASM_CONSTRUCTOR): Define.
5581 (TARGET_ASM_DESTRUCTOR): Likewise.
5582 (vxworks_asm_out_constructor): Declare.
5583 (vxworks_asm_out_destructor): Likewise.
5585 * c-common.c (get_priority): Check that we have not just an
5586 INTEGER_CST, but an integer constant with integeral type.
5588 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
5590 PR tree-optimization/30938
5591 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
5592 use &dt[nargs-1] instead of &dt[nargs] in the call to
5593 vect_is_simple_use().
5595 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
5597 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
5598 from register elimination as PRE_MODIFY / POST_MODIFY increments.
5599 Do not attempt to handle MEM inside auto-inc expressions.
5600 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
5601 of a register modified by an auto-inc expression. However, do handle
5602 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
5603 (elimination_effects): Prohibit elimination of a register modified
5604 by an auto-inc expression. Disable register elimination rules whose
5605 target register is modified by an auto-inc expression with variable
5608 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
5610 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
5612 (array_at_struct_end_p): New function.
5613 (idx_infer_loop_bounds): Use it.
5614 (estimate_numbers_of_iterations_loop): Export.
5615 * predict.c (predict_loops): Use estimated_loop_iterations_int.
5616 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
5617 (tree_estimate_probability): Call record_loop_exits.
5618 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
5619 (estimated_loop_iterations, estimated_loop_iterations_int,
5620 estimated_loop_iterations_tree): New functions.
5621 (analyze_siv_subscript_cst_affine,
5622 compute_overlap_steps_for_affine_1_2,
5623 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
5624 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
5625 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
5626 (PRED_LOOP_ITERATIONS_GUESSED): New.
5627 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
5628 * cfgloop.h (estimate_numbers_of_iterations_loop,
5629 estimated_loop_iterations_int): Declare.
5631 2007-02-25 Mark Mitchell <mark@codesourcery.com>
5633 * doc/extend.texi: Document optional priority argument to
5634 constructors and destructors.
5635 * tree.c (init_priority_for_decl): Adjust GTY markers.
5636 (init_ttree): Use priority-info hash functions for
5637 init_priority_for_decl.
5638 (tree_map_eq): Rename to ...
5639 (tree_map_base_eq): ... this.
5640 (tree_map_marked_p): Rename to ...
5641 (tree_map_base_marked_p): ... this.
5642 (tree_map_base_hash): New function.
5643 (decl_init_priority_lookup): Rework.
5644 (decl_fini_priority_lookup): New function.
5645 (decl_priority_info): New function.
5646 (decl_init_priority_insert): Use it.
5647 (decl_fini_priority_insert): Likewise.
5648 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
5650 (decl_restrict_base_insert): Likewise.
5651 (decl_debug_expr_insert): Likewise.
5652 (decl_value_expr_lookup): Likewise.
5653 (decl_value_expr_insert): Likewise.
5654 * tree.h (priority_type): New type.
5655 (decl_init_priority_lookup): Use priority_type.
5656 (decl_fini_priority_lookup): New function.
5657 (decl_init_priority_insert): Use priority_type.
5658 (decl_fini_priority_insert): New function.
5659 (DECL_HAS_INIT_PRIORITY): Tweak comments.
5660 (DECL_INIT_PRIORITY): Likewise.
5661 (SET_DECL_INIT_PRIORITY): Add comment.
5662 (DECL_FINI_PRIORITY): New macro.
5663 (SET_DECL_FINI_PRIORITY): Likewise.
5664 (DEFAULT_INIT_PRIORITY): Document.
5665 (MAX_INIT_PRIORITY): Likewise.
5666 (MAX_RESERVED_INIT_PRIORITY): Likewise.
5667 (tree_map_base): New type.
5668 (tree_map_base_eq): New function.
5669 (tree_map_base_hash): Likewise.
5670 (tree_map_base_marked_p): Likewise.
5671 (tree_map): Inherit from tree_map_base.
5672 (tree_map_eq): Make it a macro.
5673 (tree_map_marked_p): Likewise.
5674 (tree_int_map): Inherit from tree_map_base.
5675 (tree_int_map_eq): Make it a macro.
5676 (tree_int_map_hash): Likewise.
5677 (tree_int_map_marked_p): Likewise.
5678 (tree_priority_map): New type.
5679 (tree_priority_map_eq): New macro.
5680 (tree_priority_map_hash): Likewise.
5681 (tree_priority_map_marked_p): Likewise.
5682 * varasm.c (emults_decl): Adjust for refactoring of tree_map
5684 (emutls_common_1): Likewise.
5685 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
5686 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
5687 of tree_map hierarchy.
5688 * tree-cfg.c (move_stmt_r): Likewise.
5689 (new_label_mapper): Likewise.
5690 * c-tree.h (c_expand_body): Move to ...
5691 * c-common.h (c_expand_body): ... here.
5692 * c-decl.c (c_expand_body): Move to ...
5693 * c-common.c (c_expand_body): ... here.
5694 (c_common_attribute_table): Allow 1 argument for the constructor
5695 and destructor attributes.
5696 (get_priority): New function.
5697 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
5698 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
5700 2007-02-24 Jan Hubicka <jh@suse.cz>
5703 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
5705 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
5706 Jan Hubicka <jh@suse.cz>
5709 * i386.c (counter_mode): New function.
5710 (expand_set_or_movmem_via_loop): Use it.
5711 (expand_movmem_epilogue): Likewise; fix pasto.
5712 (ix86_expand_movmem): Do emit guard even for constant counts.
5713 (ix86_expand_setmem): Likewise.
5715 2007-02-25 Nick Clifton <nickc@redhat.com>
5717 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
5718 (JUMP_TABLES_IN_TEXT_SECTION): Define.
5720 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
5723 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
5724 count argument with 0x10, not with 0x16.
5725 (expand_setmem_epilogue): Ditto.
5727 2007-02-24 Mike Stump <mrs@apple.com>
5729 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
5732 2007-02-24 Richard Guenther <rguenther@suse.de>
5735 * fold-const.c (fold_binary): Fold x +- CST op x for
5736 EQ_EXPR and NE_EXPR.
5738 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5740 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
5742 2007-02-24 Jan Hubicka <jh@suse.cz>
5744 * cgraphunit.c (decide_is_function_needed): Honor
5745 -fkeep-inline-functions.
5747 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5749 * builtins.c (fold_builtin_modf): New.
5750 (fold_builtin_2): Use it.
5752 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
5754 * loop-iv.c (implies_p): Detect additional cases where A implies B.
5755 (determine_max_iter): Take additional LOOP arg; all callers changed.
5756 Lose broken logic dealing with PLUS. Try to limit the upper bound by
5757 one using simplifications.
5758 (simplify_using_initial_values): Return if the expression becomes
5759 invalid due to altered regs.
5761 2007-02-23 DJ Delorie <dj@redhat.com>
5763 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
5765 2007-02-23 Mike Stump <mrs@apple.com>
5767 * tlink.c (scan_linker_output): Parse linker messages from
5768 darwin9's linker better.
5770 2007-02-23 Steve Ellcey <sje@cup.hp.com>
5773 * varpool.c (varpool_assemble_pending_decls): Set
5774 varpool_last_needed_node to null.
5776 2007-02-23 DJ Delorie <dj@redhat.com>
5778 * config/i386/i386.c (ix86_data_alignment): Don't specify an
5779 alignment bigger than the object file can handle.
5781 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
5784 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
5785 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
5786 (*movsf_1): Penalize MMX moves.
5788 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
5790 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
5791 2^32-1 or more times unless flag_unsafe_loop_optimizations.
5793 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
5795 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5797 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
5798 (fold_builtin_1): Use them.
5799 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
5800 BUILT_IN_SIGNIFICAND.
5802 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
5804 * config/i386/i386.c (bdesc_1arg): Initialize
5805 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
5806 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
5807 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
5808 and IX86_BUILTIN_MOVSLDUP.
5810 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
5812 PR rtl-optimization/30841
5813 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
5815 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5817 * builtins.c (fold_builtin_frexp): New.
5818 (fold_builtin_2): Use it.
5820 2007-02-22 Mark Mitchell <mark@codesourcery.com>
5822 * doc/invoke.texi (Spec Files): Document getenv spec function.
5824 * gcc.c (getenv_spec_function): New function.
5825 (static_spec_functions): Add it.
5826 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
5827 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
5830 2007-02-22 Michael Matz <matz@suse.de
5833 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
5834 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
5836 2007-02-22 Ian Lance Taylor <iant@google.com>
5839 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
5840 (mem_loc_descriptor): Call it.
5842 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
5843 Ira Rosen <irar@il.ibm.com>
5845 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
5847 2007-02-22 Ira Rosen <irar@il.ibm.com>
5849 PR tree-optimization/30843
5850 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
5851 stores only after all the group is vectorized.
5853 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
5855 PR tree-optimization/30858
5856 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
5857 in the reduction cycle have a single use in the loop.
5858 * tree-vectorizer.h (relevant): Add documentation.
5860 2007-02-20 Mike Stump <mrs@apple.com>
5862 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
5863 * configure: Regenerate.
5865 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5867 Change the defaults of some parameters and options.
5868 * config/spu/spu-protos.h (spu_optimization_options): Declare.
5869 * config/spu/spu.c (spu_optimization_options): Add.
5870 (spu_override_options): Change params in spu_optimization_options.
5871 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
5873 Register 127 is only 16 byte aligned when used as a frame pointer.
5874 * config/spu/spu-protos.h (spu_init_expanders): Declare.
5875 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
5876 HARD_FRAME_POINTER_REGNUM.
5877 (spu_legitimate_address): Use regno_aligned_for_reload.
5878 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
5879 aligned when frame_pointer_needed is true.
5880 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
5882 * config/spu/spu.h (INIT_EXPANDERS): Define.
5884 Make sure shift and rotate instructions have valid immediate operands.
5885 * config/spu/predicates.md (spu_shift_operand): Remove.
5886 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
5887 * config/spu/constraints.md (W, O): Extend range.
5888 * config/spu/spu.md (umask, nmask): Define.
5889 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
5890 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
5891 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
5892 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
5893 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
5894 (lshr<mode>3_reg): Fix rtl description.
5896 Make sure mulhisi immediate operands are valid.
5897 * config/spu/predicates.md (imm_K_operand): Add.
5898 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
5900 Generate constants using fsmbi and andi.
5901 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
5902 (print_operand, spu_split_immediate, classify_immediate,
5903 fsmbi_const_p): Handle IC_FSMBI2.
5905 Correctly handle a CONST_VECTOR containing symbols.
5906 * config/spu/spu.c (print_operand): Handle HIGH correctly.
5907 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
5908 (immediate_load_p): Allow symbols that use 2 instructions to create.
5909 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
5910 with symbols when flag_pic is set.
5911 (const_vector_immediate_p): New.
5912 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
5913 accept a CONST_VECTOR with symbols.
5914 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
5915 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
5917 * config/spu/spu.md (high, low): Delete.
5918 (low_<mode>): Define.
5920 Remove INTRmode and INTR_REGNUM, which didn't work.
5921 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
5923 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
5924 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
5925 peephole2 pattern): Don't use INTR or 131.
5926 (movintrcc): Delete.
5927 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
5928 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
5929 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
5930 (UNSPEC_SET_INTR): Add.
5931 * config/spu/spu-modes.def (INTR): Remove.
5933 More accurate warnings about run-time relocations.
5934 * config/spu/spu.c (reloc_diagnostic): Test in_section.
5936 Correctly warn about immediate arguments to specific intrinsics.
5937 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
5938 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
5939 the instruction predicate.
5941 Fix tree check errors with latest update.
5942 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
5944 (spu_expand_builtin): Use CALL_EXPR_FN.
5946 Add missing specific intrinsics.
5947 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
5949 * config/spu/spu_internals.h: Ditto.
5951 Fix incorrect operand modifiers.
5952 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
5953 * config/spu/spu.md (xor<mode>3): Change %S to %J.
5955 Optimize one case of zero_extend of a vec_select.
5956 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
5958 Accept any immediate for hbr.
5959 * config/spu/spu.md (hbr): Change s constraints to i.
5961 2007-02-21 Paul Brook <paul@codesourcery.com>
5963 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
5964 condexec_count when skipping USE and CLOBBER.
5966 2007-02-21 Nick Clifton <nickc@redhat.com>
5968 * common.opt (Warray-bounds): Add Warning attribute.
5969 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
5971 (fsized-zeroes): Add Optimization attribute.
5972 (fsplit-wide-types, ftree-scev-cprop): Likewise.
5973 * c.opt (Wc++0x-compat): Add Warning attribute.
5975 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
5978 * reload1.c (eliminate_regs_in_insn): In the single_set special
5979 case, attempt to re-recognize the insn before falling back to
5980 having reload fix it up.
5982 2007-02-20 Eric Christopher <echristo@gmail.com>
5984 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
5985 Rewrite accordingly.
5986 (frv_read_iacc_argument): Ditto.
5987 (frv_expand_set_builtin): Take a call instead of arglist, update for
5989 (frv_expand_unop_builtin): Ditto.
5990 (frv_expand_binop_builtin): Ditto.
5991 (frv_expand_cut_builtin): Ditto.
5992 (frv_expand_binopimm_builtin): Ditto.
5993 (frv_expand_voidbinop_builtin): Ditto.
5994 (frv_expand_int_void2arg): Ditto.
5995 (frv_expand_prefetches): Ditto.
5996 (frv_expand_voidtriop_builtin): Ditto.
5997 (frv_expand_voidaccop_builtin): Ditto.
5998 (frv_expand_load_builtin): Ditto.
5999 (frv_expand_store_builtin): Ditto.
6000 (frv_expand_mdpackh_builtin): Ditto.
6001 (frv_expand_mclracc_builtin): Ditto.
6002 (frv_expand_mrdacc_builtin): Ditto.
6003 (frv_expand_mwtacc_builtin): Ditto.
6004 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
6007 2007-02-20 Janis Johnson <janis187@us.ibm.com>
6009 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
6010 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
6012 (HAVE_GAS_DFP): Check for assembler support of decimal floating
6014 * configure: Regenerate.
6015 * config.in: Regenerate.
6016 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
6017 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
6018 masks to power6 and power6x and to POWERPC_MASKS.
6019 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6021 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
6022 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
6023 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6024 Access PROTOTYPE as variable, not mask.
6026 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
6028 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
6029 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
6030 * combine.c (adjust_for_new_dest): Use it.
6031 * postreload.c (reload_combine): Likewise.
6033 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
6035 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
6036 notes on an insn with multiple sets, even if single_set returns
6037 non-NULL for that insn.
6039 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6041 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
6044 2007-02-20 Geoffrey Keating <geoffk@apple.com>
6046 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
6047 if user didn't pass it.
6048 * config/i386/darwin.h (CC1_SPEC): Likewise.
6049 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
6050 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
6051 -mmacosx-version-min.
6053 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6054 Uros Bizjak <ubizjak@gmail.com>
6056 * optabs.h (enum optab_index): Add new OTI_scalb.
6057 (scalb_optab): Define corresponding macro.
6058 * optabs.c (init_optabs): Initialize scalb_optab.
6059 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
6061 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
6062 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
6063 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
6064 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
6065 flag_unsafe_math_optimizations is set.
6067 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
6068 to implement scalbf, scalb and scalbl built-ins as inline x87
6071 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6072 DJ Delorie <dj@redhat.com>
6075 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
6076 (diagnostic_report_diagnostic): ... here, and turn them into real
6077 errors. If warnings are inhibited, no need to do anything.
6079 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
6081 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
6082 better code generation.
6084 2007-02-20 Ben Elliston <bje@au.ibm.com>
6086 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
6088 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
6090 * config/alpha/alpha.c, config/alpha/alpha.md,
6091 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
6092 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
6093 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
6094 config/arm/lib1funcs.asm: Follow spelling conventions.
6096 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
6097 config/fr30/fr30.md, config/i386/i386.h,
6098 config/iq2000/iq2000.h, config/iq2000/predicates.md,
6099 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
6100 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
6101 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
6102 config/rs6000/altivec.md, config/rs6000/rs6000.c,
6103 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
6104 config/sparc/sparc.c, config/sparc/sparc.h,
6105 config/sparc/sparc.md, config/spu/constraints.md,
6106 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
6109 2007-02-20 Alan Modra <amodra@bigpond.net.au>
6112 * varasm.c (use_blocks_for_decl_p): Return false for decls with
6115 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
6117 * doc/invoke.texi (-ftree-lrs): Remove.
6119 2007-02-19 Diego Novillo <dnovillo@redhat.com>
6121 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
6124 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
6126 * config/ia64/ia64.c (ia64_expand_builtin): Use the
6127 new CALL_EXPR_FN macro for retrieving the function
6128 declaration of the input expression.
6130 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6132 * c.opt (Waddress): New.
6133 * common.opt (Walways-true): Delete.
6134 (Wstring-literal-comparison): Delete.
6135 * doc/invoke.texi (Warning Options): Delete -Walways-true and
6136 -Wstring-literal-comparison. Add -Waddress.
6138 (Walways-true): Delete.
6139 (Wstring-literal-comparison): Delete.
6140 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
6141 consistently instead of -Walways-true in example.
6142 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
6143 * c-typeck.c (parser_build_binary_op): Replace
6144 -Wstring-literal-comparison and -Walways-true with -Waddress.
6145 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
6148 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
6150 * tree-cfg.c (dump_function_to_file): Be prepared for functions
6151 without DECL_STRUCT_FUNCTION initialized.
6153 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
6155 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
6156 due to calls to functions taking pointers as parameters.
6158 2007-02-19 Richard Henderson <rth@redhat.com>
6161 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
6164 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
6166 * config/s390/s390.c (s390_call_saved_register_used,
6167 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
6168 accessed to the new scheme.
6170 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6172 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
6173 (cris_print_index, cris_print_operand, cris_print_operand_address)
6174 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
6175 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
6176 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
6178 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
6179 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
6180 GO_IF_LEGITIMATE_ADDRESS): Ditto.
6181 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
6182 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
6183 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
6184 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
6185 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
6186 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
6187 (uminsi3, call, call_value): Ditto.
6188 (define_split: indir_to_reg_split, unnamed): Ditto.
6190 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
6192 PR tree-optimization/30975
6193 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
6196 2007-02-18 Eric Christopher <echristo@gmail.com>
6198 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
6199 Remove use of arglist.
6200 (mips_expand_builtin): Remove use of arglist, pass in expr.
6201 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
6202 (mips_expand_builtin_movtf): Ditto.
6203 (mips_expand_builtin_compare): Ditto.
6205 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
6207 * tree-sra.c (sra_build_assignment): Replace assertion
6208 checking with a comment explaining why it can't be done.
6210 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
6213 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
6214 during CALL_EXPR representation conversion.
6215 * tree-ssa-propagate.c (set_rhs): Likewise.
6217 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
6219 * tree-sra.c (sra_build_assignment): Disable assertion checking
6222 2007-02-18 Roger Sayle <roger@eyesopen.com>
6224 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
6225 instead of calling build2 with a GIMPLE_MODIFY_STMT.
6226 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
6228 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
6229 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
6230 gimplify_init_ctor_eval_range, gimple_push_cleanup,
6231 gimplify_omp_for, gimplify_omp_atomic_pipeline,
6232 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
6233 force_gimple_operand): Likewise.
6234 * ipa-cp.c (constant_val_insert): Likewise.
6235 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
6236 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
6237 perfect_nestify): Likewise.
6238 * langhooks.c (lhd_omp_assignment): Likewise.
6239 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
6240 lower_copyprivate_clauses, lower_send_clauses,
6241 lower_send_shared_vars, expand_parallel_call,
6242 expand_omp_for_generic, expand_omp_for_static_nochunk,
6243 expand_omp_for_static_chunk, expand_omp_sections,
6244 lower_omp_single_copy, lower_omp_for_lastprivate,
6245 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
6246 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
6247 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
6250 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
6252 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
6253 config/sh/sh.md: Follow spelling conventions.
6255 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
6256 config/frv/predicates.md: Follow spelling conventions.
6258 * config/m68k/linux-unwind.h: Fix a comment typo.
6259 * target.h: Follow spelling conventions.
6261 2007-02-18 Roger Sayle <roger@eyesopen.com>
6263 PR rtl-optimization/28173
6264 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
6265 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
6266 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
6267 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
6268 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
6270 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6272 * builtins.c (fold_builtin_load_exponent): New.
6273 (fold_builtin_2): Use it.
6275 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
6277 PR rtl-optimization/30773
6278 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
6279 if we fail to attach a REG_EQUIV note.
6281 2007-02-18 David Edelsohn <edelsohn@gnu.org>
6282 Roger Sayle <roger@eyesopen.com>
6284 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
6286 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
6288 * calls.c (initialize_argument_information): Pass original EXP
6289 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
6290 code to split complex arguments here, as part of initializing the
6292 (expand_call): Remove code that builds a list of arguments and
6293 inserts implicit arguments into it. Instead, just count how many
6294 implicit arguments there will be so we can determine the size of
6295 the ARGS array, and let initialize_argument_information do the work.
6296 (split_complex_values): Delete unused function.
6298 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
6300 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
6302 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
6304 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
6305 for arg pointer based indexed addressing.
6307 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
6309 * config/ia64/ia64.h, config/ia64/ia64.md,
6310 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
6311 spelling conventions.
6313 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6315 * config/m68k/m68k.c (split_di): New.
6316 * config/m68k/m68k-protos.h: Declare split_di.
6317 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
6318 Improve predicate handling and split constant shifts.
6320 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6322 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
6323 parameter for register bitfield operations, general predicates
6326 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6328 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
6329 * config/m68k/linux-unwind.h: New file.
6331 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
6333 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
6334 config/i386/athlon.md, config/ia64/ia64.md,
6335 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
6336 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
6337 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
6338 tree-ssa-loop-niter.c, tree-vect-analyze.c,
6339 tree-vect-transform.c: Fix comment typos.
6341 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
6343 * sched-deps.c (find_insn_list): Remove.
6344 * sched-int.h: Remove the prototype for find_insn_list.
6346 2007-02-16 Geoffrey Keating <geoffk@apple.com>
6348 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
6350 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
6351 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
6352 darwin_rs6000_override_options.
6353 (C_COMMON_OVERRIDE_OPTIONS): Expect
6354 darwin_macosx_version_min to be non-NULL always.
6355 (TARGET_C99_FUNCTIONS): Likewise.
6356 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
6357 (DARWIN_MINVERSION_SPEC): New.
6358 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
6359 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
6361 (DARWIN_MINVERSION_SPEC): New.
6362 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
6364 * config/darwin-c.c (darwin_cpp_builtins): Expect
6365 darwin_macosx_version_min to be non-NULL always.
6367 * config/rs6000/rs6000.c: Clean up trailing whitespace.
6369 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
6371 * config/i386/i386.h (x86_use_xchgb): New.
6372 (TARGET_USE_XCHGB): New macro.
6373 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
6374 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
6375 Split after reload into bswaphi for shifts of 8.
6376 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
6377 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
6378 or when optimizing for size.
6380 2007-02-16 Richard Guenther <rguenther@suse.de>
6381 Christian Bruel <christian.bruel@st.com>
6383 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
6384 DECLs but prefer SSA_NAMEs over DECLs.
6386 2007-02-16 Richard Guenther <rguenther@suse.de>
6388 * tree-flow-inline.h (single_imm_use_p): Remove.
6389 (zero_imm_uses_p): Likewise.
6390 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
6391 instead of single_imm_use_p.
6392 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
6395 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6398 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
6399 nested double- and backquotes.
6401 2007-02-15 Roger Sayle <roger@eyesopen.com>
6404 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
6405 should be unreachable.
6406 (build2_stat): Allow construction of MODIFY_EXPR at any time.
6407 For the time being redirect GIMPLE_MODIFY_STMT to the new
6408 (renamed) build_gimple_modify_stmt_stat.
6409 (build2_gimple_stat): Rename to...
6410 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
6411 Always build a GIMPLE_MODIFY_STMT node.
6412 * tree.h (build2_gimple, build2_gimple_stat): Delete.
6413 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
6416 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
6417 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
6418 * tree-complex.c (set_component_ssa_name, expand_complex_move,
6419 expand_complex_div_wide): Likewise.
6420 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
6421 * tree-ssa-loop-im.c (schedule_sm): Likewise.
6422 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
6423 * tree-ssa-loop-manip.c (create_iv): Likewise.
6424 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
6425 abs_replacement): Likewise.
6426 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
6427 realify_fake_stores): Likewise.
6429 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
6430 node rather than a GIMPLE_MODIFY_STMT node.
6431 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
6432 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
6434 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
6435 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
6438 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6441 * fold-const.c (fold_comparison): Add back the
6442 folding of constant complex comparisions.
6444 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6447 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
6448 effects unknown to this function, return early.
6450 2007-02-15 Ian Lance Taylor <iant@google.com>
6452 * lower-subreg.c (move_eh_region_note): New static function.
6453 (resolve_simple_move): Call it.
6454 (decompose_multiword_subregs): Track blocks for which we resolve a
6455 simple move which is also a control flow insn. Pass them to
6456 find_many_sub_basic_blocks.
6457 (pass_lower_subreg): Add TODO_verify_flow.
6458 (pass_lower_subreg2): Likewise.
6460 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6461 Brooks Moses <brooks.moses@codesourcery.com>
6462 Lee Millward <lee.millward@codesourcery.com>
6464 * tree.h (enum tree_code_class): Add tcc_vl_exp.
6465 (VL_EXP_CLASS_P): New.
6466 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
6468 (TREE_OPERAND_CHECK_CODE): Likewise.
6469 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
6470 (TREE_RTL_OPERAND_CHECK): Likewise.
6471 (tree_operand_check_failed): Make second parameter the whole tree
6472 instead of its code. Fixed callers.
6473 (VL_EXP_CHECK): New.
6474 (TREE_OPERAND_LENGTH): New.
6475 (VL_EXP_OPERAND_LENGTH): New.
6476 (CALL_EXPR_FN): New.
6477 (CALL_EXPR_STATIC_CHAIN): New.
6478 (CALL_EXPR_ARGS): New.
6479 (CALL_EXPR_ARG): New.
6480 (call_expr_nargs): New.
6481 (CALL_EXPR_ARGP): New.
6482 (build_nt_call_list): Declare.
6483 (build_vl_exp_stat): Declare.
6484 (build_vl_exp): New.
6485 (build_call_list): Declare.
6486 (build_call_nary): Declare.
6487 (build_call_valist): Declare.
6488 (build_call_array): Declare.
6489 (call_expr_arg): Declare.
6490 (call_expr_argp): Declare.
6491 (call_expr_arglist): Declare.
6492 (fold_build_call_list): Declare.
6493 (fold_build_call_list_initializer): Declare.
6494 (fold_call_expr): Declare to replace fold_builtin.
6495 (fold_builtin_fputs): Update to agree with modified definition.
6496 (fold_builtin_strcpy): Likewise.
6497 (fold_builtin_strncpy): Likewise.
6498 (fold_builtin_memory_chk): Likewise.
6499 (fold_builtin_stxcpy_chk): Likewise.
6500 (fold_builtin_strncpy_chk): Likewise.
6501 (fold_builtin_next_arg): Likewise.
6502 (fold_build_call_expr): Declare.
6503 (fold_builtin_call_list): Declare.
6504 (fold_builtin_call_valist): Declare.
6505 (build_call_expr): Declare.
6506 (validate_arglist): Update to agree with modified definition.
6507 (tree_operand_length): New.
6508 (call_expr_arg_iterator): New.
6509 (init_call_expr_arg_iterator): New.
6510 (next_call_expr_arg): New.
6511 (first_call_expr_arg): New.
6512 (more_call_expr_args_p): New.
6513 (FOR_EACH_CALL_EXPR_ARG): New.
6515 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
6516 and tcc_gimple_stmt.
6517 (tree_code_size): Update documentation. Use sizeof (tree) rather
6518 than sizeof (char *).
6519 (tree_size): Likewise. Add case for tcc_vl_exp.
6520 (tree_node_structure): Add case for tcc_vl_exp.
6521 (contains_placeholder_p): Likewise.
6522 (substitute_in_expr): Likewise.
6523 (substitute_placeholder_in_expr): Likewise.
6524 (stabilize_reference_1): Likewise.
6525 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
6526 to diagnose breakage of this interface for constructing CALL_EXPRs.
6527 (build_nt): Add similar assertion here.
6528 (build_nt_call_list): New.
6529 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
6530 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
6532 (get_callee_fndecl): Use new CALL_EXPR accessors.
6533 (tree_operand_check_failed): Change parameters to pass entire node
6534 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
6535 (process_call_operands): New.
6536 (build_vl_exp_stat): New.
6537 (build_call_list): New.
6538 (build_call_nary): New.
6539 (build_call_valist): New.
6540 (build_call_array): New.
6541 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6542 (call_expr_arglist): New.
6544 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
6545 tcc_vl_exp instead of a fixed-size tcc_expression.
6547 * doc/c-tree.texi (CALL_EXPR): Document new representation and
6548 accessors for CALL_EXPRs.
6549 (AGGR_INIT_EXPR): Likewise.
6551 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6552 Brooks Moses <brooks.moses@codesourcery.com>
6553 Lee Millward <lee.millward@codesourcery.com>
6555 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
6556 (expand_builtin_nonlocal_goto): Change parameter to be entire
6557 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
6558 (expand_builtin_prefetch): Likewise.
6559 (expand_builtin_classify_type): Likewise.
6560 (mathfn_built_in): Return NULL_TREE instead of 0.
6561 (expand_errno_check): Use new CALL_EXPR accessors.
6562 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
6563 Return NULL_RTX instead of 0.
6564 (expand_builtin_mathfn_2): Likewise.
6565 (expand_builtin_mathfn_3): Likewise.
6566 (expand_builtin_interclass_mathfn): Likewise.
6567 (expand_builtin_sincos): Likewise.
6568 (expand_builtin_cexpi): Likewise.
6569 (expand_builtin_int_roundingfn): Likewise.
6570 (expand_builtin_int_roundingfn_2): Likewise.
6571 (expand_builtin_pow): Likewise.
6572 (expand_builtin_powi): Likewise.
6573 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
6574 of arglist, fixing callers appropriately. Use new CALL_EXPR
6575 accessors and constructors. Return NULL_RTX instead of 0.
6576 (expand_builtin_strstr): Likewise.
6577 (expand_builtin_strchr): Likewise.
6578 (expand_builtin_strrchr): Likewise.
6579 (expand_builtin_strpbrk): Likewise.
6580 (expand_builtin_memcpy): Likewise.
6581 (expand_builtin_mempcpy): Likewise.
6582 (expand_builtin_mempcpy_args): New.
6583 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
6584 (expand_builtin_memmove_args): New.
6585 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
6586 (expand_movstr): Likewise.
6587 (expand_builtin_strcpy): Likewise.
6588 (expand_builtin_strcpy_args): New.
6589 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
6590 (expand_builtin_strncpy): Likewise.
6591 (expand_builtin_memset): Likewise.
6592 (expand_builtin_memset_args): New.
6593 (expand_builtin_bzero): Similarly to expand_builtin_memset.
6594 (expand_builtin_memcmp): Likewise.
6595 (expand_builtin_strcmp): Likewise.
6596 (expand_builtin_strncmp): Likewise.
6597 (expand_builtin_strcat): Likewise.
6598 (expand_builtin_strncat): Likewise.
6599 (expand_builtin_strspn): Likewise.
6600 (expand_builtin_strcspn): Likewise.
6601 (expand_builtin_args_info): Likewise.
6602 (expand_builtin_va_start): Likewise.
6603 (gimplify_va_arg_expr): Likewise.
6604 (expand_builtin_va_end): Likewise.
6605 (expand_builtin_va_copy): Likewise.
6606 (expand_builtin_frame_address): Likewise.
6607 (expand_builtin_alloca): Likewise.
6608 (expand_builtin_bswap): Likewise.
6609 (expand_builtin_unop): Likewise.
6610 (expand_builtin_fputs): Likewise.
6611 (expand_builtin_expect): Likewise.
6612 (expand_builtin_fabs): Likewise.
6613 (expand_builtin_copysign): Likewise.
6614 (expand_builtin_printf): Likewise.
6615 (expand_builtin_fprintf): Likewise.
6616 (expand_builtin_sprintf): Likewise.
6617 (expand_builtin_init_trampoline): Likewise.
6618 (expand_builtin_signbit): Likewise.
6619 (expand_builtin_fork_or_exec): Likewise.
6620 (expand_builtin_sync_operation): Likewise.
6621 (expand_builtin_compare_and_swap): Likewise.
6622 (expand_builtin_lock_test_and_set): Likewise.
6623 (expand_builtin_lock_release): Likewise.
6624 (expand_builtin): Likewise.
6625 (builtin_mathfn_code): Likewise.
6627 (fold_builtin_constant_p): Pass call arguments individually instead
6628 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
6629 accessors and constructors. Return NULL_TREE instead of 0.
6630 (fold_builtin_expect): Likewise.
6631 (fold_builtin_classify_type): Likewise.
6632 (fold_builtin_strlen): Likewise.
6633 (fold_builtin_nan): Likewise.
6634 (integer_valued_real_p): Likewise.
6635 (fold_trunc_transparent_mathfn): Likewise.
6636 (fold_fixed_mathfn): Likewise.
6637 (fold_builtin_cabs): Likewise.
6638 (fold_builtin_sqrt): Likewise.
6639 (fold_builtin_cbrt): Likewise.
6640 (fold_builtin_cos): Likewise.
6641 (fold_builtin_cosh): Likewise.
6642 (fold_builtin_tan): Likewise.
6643 (fold_builtin_sincos): Likewise.
6644 (fold_builtin_cexp): Likewise.
6645 (fold_builtin_trunc): Likewise.
6646 (fold_builtin_floor): Likewise.
6647 (fold_builtin_ceil): Likewise.
6648 (fold_builtin_round): Likewise.
6649 (fold_builtin_int_roundingfn): Likewise.
6650 (fold_builtin_bitop): Likewise.
6651 (fold_builtin_bswap): Likewise.
6652 (fold_builtin_logarithm): Likewise.
6653 (fold_builtin_hypot): Likewise.
6654 (fold_builtin_pow): Likewise.
6655 (fold_builtin_powi): Likewise.
6656 (fold_builtin_exponent): Likewise.
6657 (fold_builtin_memset): Likewise.
6658 (fold_builtin_bzero): Likewise.
6659 (fold_builtin_memory_op): Likewise.
6660 (fold_builtin_bcopy): Deleted; call site changed to invoke
6661 fold_builtin_memory_op directly.
6662 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
6663 (fold_builtin_strncpy): Likewise.
6664 (fold_builtin_memcmp): Likewise.
6665 (fold_builtin_strcmp): Likewise.
6666 (fold_builtin_strncmp): Likewise.
6667 (fold_builtin_signbit): Likewise.
6668 (fold_builtin_copysign): Likewise.
6669 (fold_builtin_isascii): Likewise.
6670 (fold_builtin_toascii): Likewise.
6671 (fold_builtin_isdigit): Likewise.
6672 (fold_builtin_fabs): Likewise.
6673 (fold_builtin_abs): Likewise.
6674 (fold_builtin_fmin_fmax): Likewise.
6675 (fold_builtin_carg): Likewise.
6676 (fold_builtin_classify): Likewise.
6677 (fold_builtin_unordered_cmp): Likewise.
6679 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
6680 New functions split out from fold_builtin_1.
6681 (fold_builtin_n): New.
6682 (fold_builtin_varargs): New.
6683 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
6685 (fold_call_expr): New.
6686 (build_function_call_expr): Rewrite to use new helper function.
6687 (fold_builtin_call_list): New.
6688 (build_call_expr): New.
6689 (fold_builtin_call_valist): New.
6690 (rewrite_call_expr): New.
6691 (validate_arg): New.
6692 (validate_arglist): Change parameter to be entire CALL_EXPR instead
6693 of an arglist. Change return type to bool. Use new CALL_EXPR
6696 (fold_builtin_strstr): Pass call arguments individually instead
6697 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
6698 accessors and constructors. Return NULL_TREE instead of 0.
6699 (fold_builtin_strchr): Likewise.
6700 (fold_builtin_strrchr): Likewise.
6701 (fold_builtin_strpbrk): Likewise.
6702 (fold_builtin_strcat): Likewise.
6703 (fold_builtin_strncat): Likewise.
6704 (fold_builtin_strspn): Likewise.
6705 (fold_builtin_strcspn): Likewise.
6706 (fold_builtin_fputs): Likewise.
6707 (fold_builtin_next_arg): Likewise.
6708 (fold_builtin_sprintf): Likewise.
6710 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
6711 NULL_RTX instead of 0.
6712 (expand_builtin_memory_chk): Likewise.
6713 (maybe_emit_chk_warning): Likewise.
6714 (maybe_emit_sprintf_chk_warning): Likewise.
6716 (fold_builtin_object_size): Pass call arguments individually instead
6717 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
6718 accessors and constructors. Return NULL_TREE instead of 0.
6719 (fold_builtin_memory_chk): Likewise.
6720 (fold_builtin_stxcpy_chk): Likewise.
6721 (fold_builtin_strncpy_chk): Likewise.
6722 (fold_builtin_strcat_chk): Likewise.
6723 (fold_builtin_strcat_chk): Likewise.
6724 (fold_builtin_strncat_chk): Likewise.
6725 (fold_builtin_sprintf_chk): Likewise.
6726 (fold_builtin_snprintf_chk): Likewise.
6727 (fold_builtin_printf): Likewise.
6728 (fold_builtin_vprintf): Likewise.
6730 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
6732 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
6733 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6734 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
6735 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
6736 (fold_unary): Likewise.
6737 (fold_binary): Likewise.
6738 (fold_ternary): Remove CALL_EXPR case, since they are no longer
6739 ternary expressions.
6740 (fold): Add logic for tcc_vl_exp.
6741 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
6742 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6743 (fold_build3_stat): Add assertion to flag broken interface for
6744 constructing CALL_EXPRs.
6745 (fold_build_call_list): New.
6746 (fold_build_call_list_initializer): New.
6747 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
6749 (fold_strip_sign_ops): Likewise.
6751 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6752 Brooks Moses <brooks.moses@codesourcery.com>
6753 Lee Millward <lee.millward@codesourcery.com>
6755 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
6756 accessors and dump arguments explicitly.
6758 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
6760 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
6762 (print_call_name): Use new CALL_EXPR accessors.
6764 * print-tree.c (print_node): Add case tcc_vl_exp. Print
6765 CALL_EXPR arguments explicitly instead of as a list. Use
6766 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6768 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
6769 (vrp_visit_stmt): Likewise.
6771 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
6772 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
6774 (force_move_till_expr): Likewise.
6776 * targhooks.c (default_external_stack_protect_fail): Use
6777 build_call_expr instead of build_function_call_expr.
6778 (default_hidden_stack_protect_fail): Likewise.
6780 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
6783 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
6784 and walk arguments explicitly.
6786 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
6787 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6788 (expand_simple_operations): Likewise.
6789 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
6791 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
6792 of TREE_CODE_LENGTH.
6793 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
6795 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
6796 instead of TREE_CODE_LENGTH.
6798 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
6799 (tree_ic_transform): Likewise.
6800 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
6801 parameter instead of arglist. Fix callers.
6802 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
6803 (tree_stringops_transform): Likewise.
6804 (tree_indirect_call_to_profile): Likewise.
6805 (tree_stringops_values_to_profile): Likewise.
6807 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
6808 (eliminate_tail_call): Likewise.
6810 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
6812 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
6813 Use TREE_OPERAND_LENGTH and generalize to handle any number of
6815 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
6817 * omp-low.c (build_omp_barrier): Use build_call_expr.
6818 (lower_rec_input_clauses): Likewise.
6819 (lower_reduction_clauses): Likewise.
6820 (expand_parallel_call): Likewise.
6821 (maybe_catch_exception): Likewise.
6822 (expand_omp_for_generic): Likewise.
6823 (expand_omp_for_static_nochunk): Likewise.
6824 (expand_omp_sections): Likewise.
6825 (lower_omp_single_simple): Likewise.
6826 (lower_omp_single_copy): Likewise.
6827 (lower_omp_master): Likewise.
6828 (lower_omp_ordered): Likewise.
6829 (lower_omp_critical): Likewise.
6831 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
6832 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
6834 * tree-gimple.c (is_gimple_call_addr): Fix doc.
6835 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
6836 TREE_CODE_LENGTH. Add tcc_vl_exp case.
6838 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
6839 and generalize to handle any number of operands.
6840 (chrec_contains_undetermined): Likewise.
6841 (tree_contains_chrecs): Likewise.
6842 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
6844 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
6846 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
6847 fold_call_expr instead of fold_builtin.
6848 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
6849 match declarations there.
6850 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
6853 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
6854 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6856 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
6857 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
6859 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
6862 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
6863 (execute_cse_sincos): Use new CALL_EXPR accessors.
6865 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
6867 * gimple-low.c (lower_function_body): Use build_call_expr.
6868 (lower_builtin_setjmp): Likewise.
6870 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
6871 (set_storage_via_libcall): Likewise.
6872 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
6873 instead of TREE_CODE_LENGTH.
6874 (expand_expr_real_1): Use new CALL_EXPR accessors.
6876 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
6877 generalize to handle any number of operands.
6878 (TB_parent_eq): Likewise.
6880 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
6881 (strip_builtin_expect): Likewise.
6883 * function.c (gimplify_parameters): Use build_call_expr.
6885 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
6886 instead of TREE_CODE_LENGTH.
6888 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
6889 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
6891 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
6894 * gimplify.c (build_stack_save_restore): Use build_call_expr.
6895 (gimplify_decl_expr): Likewise.
6896 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
6897 Use new CALL_EXPR iterators.
6898 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
6899 (gimplify_modify_expr_to_memset): Likewise.
6900 (gimplify_variable_sized_compare): Likewise.
6901 (gimplify_omp_atomic_fetch_op): Likewise.
6902 (gimplify_omp_atomic_pipeline): Likewise.
6903 (gimplify_omp_atomic_mutex): Likewise.
6904 (gimplify_function_tree): Likewise.
6906 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
6907 (call_expr_flags): Likewise.
6908 (expand_call): Likewise.
6910 * except.c (expand_builtin_eh_return_data_regno): Pass entire
6911 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
6914 * coverage.c (create_coverage): Use build_call_expr.
6916 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
6917 (temp_call_expr_obstack): New.
6918 (pool_copy_list): Delete.
6919 (temp_copy_call_expr): New.
6920 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
6921 CALL_EXPR accessors. Get rid of special goo for copying argument
6922 lists and use temp_copy_call_expr instead.
6923 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
6924 CALL_EXPR accessors.
6925 (create_expression_by_pieces): Likewise. Use build_call_array
6926 to construct the result instead of fold_build3.
6927 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
6928 dealing with argument lists.
6929 (init_pre): Remove references to expression_node_pool and
6930 list_node_pool. Init temp_call_expr_obstack instead.
6931 (fini_pre): Remove references to expression_node_pool and
6934 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
6935 and walk arguments explicitly instead of as a list.
6937 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
6938 (mx_register_decls): Likewise.
6939 (mudflap_register_call): Likewise.
6940 (mudflap_finish_file): Likewise.
6942 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
6943 (ipa_callsite_compute_param): Likewise.
6945 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
6946 accessors and constructor.
6948 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
6949 accessors and constructor.
6950 (convert_tramp_reference): Likewise.
6951 (convert_call_expr): Likewise.
6952 (finalize_nesting_tree_1): Likewise.
6954 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
6957 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
6959 * tree-inline.c (initialize_inlined_parameters): Pass entire
6960 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
6962 (estimate_num_insns_1): Use new CALL_EXPR accessors.
6963 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
6965 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
6966 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6967 (vectorizable_reduction): Likewise.
6968 (vectorizable_call): Use new CALL_EXPR iterators.
6969 (vectorizable_conversion): Use build_call_expr.
6970 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
6971 (vect_gen_widened_results_half): Use build_call_expr.
6972 (vect_setup_realignment): Likewise.
6973 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
6975 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
6976 (pass_through_call): Likewise.
6977 (compute_object_sizes): Likewise. Use fold_call_expr instead of
6980 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
6981 (tree_gen_pow2_profiler): Likewise.
6982 (tree_gen_one_value_profiler): Likewise.
6983 (tree_gen_ic_func_profiler): Likewise.
6984 (tree_gen_average_profiler): Likewise.
6985 (tree_gen_ior_profiler): Likewise.
6987 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
6988 (find_func_aliases): Use new CALL_EXPR accessors. Add case
6989 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6991 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
6992 of TREE_CODE_LENGTH.
6994 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
6995 of TREE_CODE_LENGTH.
6997 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
6999 (convert_to_integer): Likewise.
7001 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
7004 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7005 Brooks Moses <brooks.moses@codesourcery.com>
7006 Lee Millward <lee.millward@codesourcery.com>
7008 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
7010 * config/frv/frv.c (frv_expand_builtin): Likewise.
7011 * config/s390/s390.c (s390_expand_builtin): Likewise.
7013 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
7014 (sparc_expand_builtin): Use new CALL_EXPR accessors.
7016 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
7017 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
7018 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
7019 (ix86_expand_store_builtin): Likewise.
7020 (ix86_expand_unop_builtin): Likewise.
7021 (ix86_expand_unop1_builtin): Likewise.
7022 (ix86_expand_sse_compare): Likewise.
7023 (ix86_expand_sse_comi): Likewise.
7024 (ix86_expand_vec_init_builtin): Likewise.
7025 (ix86_expand_vec_ext_builtin): Likewise.
7026 (ix86_expand_vec_set_builtin): Likewise.
7027 (ix86_expand_builtin): Use new CALL_EXPR accessors.
7029 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
7030 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
7032 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
7033 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7034 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
7036 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
7038 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
7039 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
7040 arglist. Use new CALL_EXPR accessors. Fix callers.
7041 (altivec_expand_abs_builtin): Likewise.
7042 (rs6000_expand_binop_builtin): Likewise.
7043 (altivec_expand_predicate_builtin): Likewise.
7044 (altivec_expand_lv_builtin): Likewise.
7045 (spe_expand_stv_builtin): Likewise.
7046 (altivec_expand_stv_builtin): Likewise.
7047 (rs6000_expand_ternop_builtin): Likewise.
7048 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
7049 (altivec_expand_st_builtin): Likewise.
7050 (altivec_expand_dst_builtin): Likewise.
7051 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
7052 arglist. Use new CALL_EXPR accessors. Fix callers.
7053 (altivec_expand_vec_set_builtin): Likewise.
7054 (altivec_expand_vec_ext_builtin): Likewise.
7055 (altivec_expand_builtin): Use new CALL_EXPR accessors.
7056 (spe_expand_builtin): Likewise.
7057 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
7058 arglist. Use new CALL_EXPR accessors. Fix callers.
7059 (spe_expand_evsel_builtin): Likewise.
7060 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
7061 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
7063 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
7064 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7065 (arm_expand_unop_builtin): Likewise.
7066 (arm_expand_builtin): Use new CALL_EXPR accessors.
7068 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
7071 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
7072 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7073 (bfin_expand_unop_builtin): Likewise.
7074 (bfin_expand_builtin): Use new CALL_EXPR accessors.
7076 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7077 Brooks Moses <brooks.moses@codesourcery.com>
7078 Lee Millward <lee.millward@codesourcery.com>
7080 * c-semantics.c (build_stmt): Add internal diagnostic check.
7082 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
7083 accessors. Print arguments explicitly instead of as a list.
7085 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
7087 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
7088 (c_finish_omp_flish): Likewise.
7090 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
7091 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
7092 instead of TREE_CODE_LENGTH.
7093 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
7094 (c_warn_unused_result): Likewise.
7096 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7099 * doc/invoke.texi (Warning Options): Remove
7100 -Werror-implicit-function-declaration.
7101 (Wimplicit-function-declaration): Update description.
7102 * opts.c (common_handle_option): Move handling of -Werror=* to...
7103 (enable_warning_as_error): ...here.
7104 * opts.h (enable_warning_as_error): Declare.
7105 * c-decl.c (implicit_decl_warning): Unless
7106 -Wno-implicit-function-declaration is given, emit a pedwarn if
7107 -std=c99 or emit a warning if -Wimplicit-function-declaration.
7108 * c.opt (Wimplicit-function-declaration): Replace
7109 mesg_implicit_function_declaration with
7110 warn_implicit_function_declaration.
7111 * c-opts.c (c_common_handle_option):
7112 -Werror-implicit-function-declaration is exactly equal as
7113 -Werror=implicit-function-declaration.
7114 (set_Wimplicit): Replace mesg_implicit_function_declaration with
7115 warn_implicit_function_declaration.
7116 (c_common_post_options): -Wimplict-function-declaration is enabled
7117 by default by -std=c99, otherwise is disabled by default.
7118 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
7120 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
7122 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
7123 DECL on the rhs to a DECL on the lhs for debug info purposes if the
7124 former is ignored but not the latter.
7126 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
7128 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
7129 is made and the reference doesn't use the alias set of its type,
7130 do not create the temporary using that type.
7132 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
7134 * jump.c: Remove prototypes for delete_computation and
7135 delete_prior_computation.
7137 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
7139 * jump.c (get_label_after): Delete.
7140 (get_label_before, delete_computation, delete_jump,
7141 delete_prior_computation, follow_jumps): Move...
7142 * reorg.c (delete_computation, delete_prior_computation): ... here...
7143 (get_label_before, delete_jump): ... making these static ...
7144 (follow_jumps): ... and simplifying this since it only runs after
7146 * rtl.h (get_label_after, get_label_before, delete_jump,
7147 follow_jumps): Delete prototypes.
7149 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
7151 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
7153 2007-02-15 Nick Clifton <nickc@redhat.com>
7155 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
7156 order to prevent it from being munged by the target.
7158 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
7160 * config/i386/i386.md: Remove misleading comment.
7162 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7164 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
7165 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
7168 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7170 * tree-sra.c (instantiate_missing_elements): Canonicalize
7172 (sra_build_assignment): New.
7173 (generate_copy_inout, generate_element_copy,
7174 generate_element_zero, generate_one_element_init): Use it.
7176 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7178 * tree-sra.c (instantiate_missing_elements): Canonicalize
7180 (sra_build_assignment): New.
7181 (generate_copy_inout, generate_element_copy,
7182 generate_element_zero, generate_one_element_init): Use it.
7184 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7186 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
7189 2007-02-14 Joseph Myers <joseph@codesourcery.com>
7191 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
7192 types as aggregates not scalars.
7193 * function.c (assign_stack_temp_for_type): Likewise.
7195 2007-02-14 Roger Sayle <roger@eyesopen.com>
7196 Zdenek Dvorak <dvorakz@suse.cz>
7198 * tree-dump.c (dump_switch_p_1): Require exact match of the option
7201 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
7203 * passes.c (next_pass_1): Clear the next field of the copied
7206 2007-02-14 Richard Henderson <rth@redhat.com>
7208 * tree-sra.c (early_sra): New.
7209 (decl_can_be_decomposed_p): Deny va_list if early_sra.
7210 (tree_sra_early, pass_sra_early): New.
7211 * tree-pass.h (pass_sra_early): Declare.
7212 * passes.c (init_optimization_passes): Use it.
7214 2007-02-14 Richard Guenther <rguenther@suse.de>
7216 * flags.h (issue_strict_overflow_warning): Convert to a macro.
7218 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
7220 PR tree-optimization/30771
7221 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
7223 (vect_analyze_operations): Induction phis can now be marked as
7225 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
7226 Update documentation accordingly.
7228 2007-02-14 Nick Clifton <nickc@redhat.com>
7230 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
7231 most 3 arguments are supported.
7232 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
7234 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
7236 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
7237 Ensure dst->current is valid.
7239 2007-02-13 Paul Brook <paul@codesourcery.com>
7241 * config.gcc: Add arm*-*-uclinux-*eabi.
7242 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
7243 (SUBTARGET_EXTRA_LINK_SPEC): Define.
7244 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
7245 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
7246 (LINK_SPEC): Define.
7248 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
7250 * config/arm/uclinux-eabi.h: New file.
7251 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
7252 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
7255 2007-02-13 Ian Lance Taylor <iant@google.com>
7257 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
7258 * flags.h (warn_strict_overflow): Declare.
7259 (enum warn_strict_overflow_code): Define.
7260 (issue_strict_overflow_warning): New static inline function.
7261 * opts.c (warn_strict_overflow): New variable.
7262 (common_handle_option): Handle OPT_Wstrict_overflow and
7263 OPT_Wstrict_overflow_.
7264 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
7266 * fold-const.c: Include intl.h.
7267 (fold_deferring_overflow_warnings): New static variable.
7268 (fold_deferred_overflow_warning): New static variable.
7269 (fold_deferred_overflow_code): New static variable.
7270 (fold_defer_overflow_warnings): New function.
7271 (fold_undefer_overflow_warnings): New function.
7272 (fold_undefer_and_ignore_overflow_warnings): New function.
7273 (fold_deferring_overflow_warnings_p): New function.
7274 (fold_overflow_warning): New static function.
7275 (make_range): Add strict_overflow_p parameter. Change all
7277 (extract_muldiv, extract_muldiv_1): Likewise.
7278 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
7279 tree_expr_nonnegative_p.
7280 (fold_negate_expr): Call fold_overflow_warning.
7281 (fold_range_test): Likewise.
7282 (fold_comparison): Likewise.
7283 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
7284 instead of tree_expr_nonnegative_p.
7285 (tree_expr_nonnegative_warnv_p): Rename from
7286 tree_expr_nonnegative_p, add strict_overflow_p parameter.
7287 (tree_expr_nonnegative_p): New function.
7288 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
7289 strict_overflow_p parameter.
7290 (tree_expr_nonzero_p): New function.
7291 * passes.c (verify_interpass_invariants): New static function.
7292 (execute_one_pass): Call it.
7293 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
7295 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
7296 (estimate_numbers_of_iterations): Likewise.
7297 (scev_probably_wraps_p): Likewise.
7298 * tree-ssa-ccp.c: Include "toplev.h".
7299 (evaluate_stmt): Defer fold overflow warnings until we know we are
7301 (struct fold_stmt_r_data): Add stmt field.
7302 (fold_stmt_r): Defer fold overflow warnings until we know we
7304 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
7305 (fold_stmt_inplace): Likewise.
7306 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
7307 (cleanup_control_expr_graph): Defer fold overflow warnings until
7308 we know we are going to optimize.
7309 * tree-cfg.c (fold_cond_expr_cond): Likewise.
7310 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
7312 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
7313 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
7314 * tree-ssa-loop-manip.c (create_iv): Likewise.
7315 * c-typeck.c (build_conditional_expr): Likewise.
7316 (build_binary_op): Likewise.
7317 * tree-vrp.c (vrp_expr_computes_nonzero): Call
7318 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
7319 (extract_range_from_unary_expr): Likewise.
7320 * simplify-rtx.c (simplify_const_relational_operation): Warn when
7321 assuming that signed overflow does not occur.
7322 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
7323 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
7324 (fold_defer_overflow_warnings): Declare.
7325 (fold_undefer_overflow_warnings): Declare.
7326 (fold_undefer_and_ignore_overflow_warnings): Declare.
7327 (fold_deferring_overflow_warnings_p): Declare.
7328 (tree_expr_nonzero_warnv_p): Declare.
7329 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
7331 (Warning Options): Document -Wstrict-overflow.
7332 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
7333 (tree-ssa-ccp.o): Likewise.
7334 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
7335 (fold-const.o): Depend on intl.h.
7337 2007-02-13 Ian Lance Taylor <iant@google.com>
7340 * lower-subreg.c (resolve_simple_move): Decompose subregs in
7343 2007-02-13 Stuart Hastings <stuart@apple.com>
7345 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
7347 2007-02-13 Richard Henderson <rth@redhat.com>
7349 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
7350 handled_component_p before looking for the indirect_ref.
7352 2007-02-13 Richard Henderson <rth@redhat.com>
7354 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
7355 remove flags clobber.
7356 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
7357 (bswaphi_lowpart): New.
7358 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
7359 remove TARGET_BSWAP test. Delete expander of the same name.
7361 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
7362 (expand_unop): Use them.
7364 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
7366 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
7367 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
7368 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
7369 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
7370 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
7371 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
7372 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
7373 assembler dialect choice from asm templates.
7375 2007-02-12 Richard Henderson <rth@redhat.com>
7377 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
7378 (fixuns_trunc<SSEMODEF>si2): Use it.
7379 * config/i386/sse.md (vec_setv4sf_0): Export.
7380 * config/i386/i386.c (ix86_build_const_vector): Export.
7381 (ix86_split_convert_uns_si_sse): Rename from
7382 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
7383 * config/i386/i386-protos.h: Update.
7385 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7388 * c-typeck.c (c_finish_return): Improve warning message.
7390 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7392 * alias.c (find_symbolic_term): Delete unused function.
7394 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
7396 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
7397 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
7398 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
7400 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
7402 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
7403 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
7404 the function, temporarily point the debug interface to the null one.
7406 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
7408 * dwarf2out.c (round_up_to_align): New static function.
7409 (field_byte_offset): Use it to round the offset.
7411 2007-02-12 Richard Henderson <rth@redhat.com>
7413 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
7414 (inswl_const): Export.
7416 2007-02-12 Richard Henderson <rth@redhat.com>
7418 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
7419 result mode of the libcall, convert back to outmode.
7421 2007-02-12 Roger Sayle <roger@eyesopen.com>
7423 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
7424 (bswapdi2): New define_expand to implement 32-bit implementation.
7426 2007-02-12 Nick Clifton <nickc@redhat.com>
7428 * doc/invoke.texi (Overall Options): Document --help=.
7429 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
7430 (cc1_options): Pass --help= on to cc1.
7431 (display_help): Add description of --help=.
7432 (process_command): Add code to handle --help=. Allow translated
7433 --help and --target-help switches to be passed on to compiler
7435 (main): Remove unused if statement.
7436 * opts.c (columns): Remove.
7437 (LEFT_COLUMN): Define.
7438 (wrap_help): Add columns argument.
7439 (print_filtered_help): Change parameters to be an include bitmask,
7440 an exclude bitmask, an any bitmask and the column width. Move the
7441 code to display the params list here. Add code to display the
7442 status of options rather than their descriptions if the quiet flag
7444 (print_specific_help): Change parameters to be an include bitmask,
7445 an exclude bitmask and an any bitmask. Move code to look up the
7446 column width here. Decide upon the title for an options listing.
7447 (common_handle_options): Add code to handle --help=. Adapt code
7448 for --help and --target-help to use the revised form of the
7449 print_specific_help function.
7450 (print_help): Delete.
7451 (print_param_help): Delete.
7452 (print_switch): Delete.
7453 * opts.h (cl_lang_count): Add prototype.
7454 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
7455 CL_MAX_OPTION_CLASS): New defines.
7456 * optc-gen.awk: Add construction of cl_lang_count.
7457 * c.opt: Add Warning attribute to warning options and Optimization
7458 attribute to optimization options.
7459 * common.opt: Likewise.
7461 Add -fhelp and -ftarget-help as aliases for the transformed --help
7462 and --target-help options.
7463 * opt-functions.awk: Add code to handle Warning and Optimization
7466 2007-02-12 Richard Henderson <rth@redhat.com>
7468 * config/alpha/constraints.md: New file.
7469 * config/alpha/alpha.c: Include tm-constrs.h.
7470 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
7471 alpha_extra_constraint): Remove.
7472 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
7473 * config/alpha/alpha-protos.h: Update.
7474 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
7475 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
7476 (EXTRA_CONSTRAINT): Remove.
7477 * config/alpha/alpha.md: Include constraints.md.
7478 (adddi splitter): Use satisfies_constraint_*.
7479 * config/alpha/predicates.md (add_operand): Likewise.
7480 (sext_add_operand, addition_operation): Likewise.
7482 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
7484 PR tree-optimization/29145
7485 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
7486 in our handling of restrict qualified pointers.
7488 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7491 * doc/invoke.texi (Wunused-value): Update description.
7492 (Wextra): Delete item.
7493 * opts.c (set_Wextra): Don't use the value of Wextra to set the
7494 value of Wunused-value.
7495 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
7496 (c_finish_stmt_expr): Don't check extra_warnings.
7497 (emit_side_effect_warnings): The caller is responsible to check
7500 2007-02-11 Roger Sayle <roger@eyesopen.com>
7501 Matt Thomas <matt@3am-software.com>
7503 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
7505 2007-02-11 Roger Sayle <roger@eyesopen.com>
7507 * simplify-rtx.c (simplify_relational_operation_1): Optimize
7508 comparisons of POPCOUNT against zero.
7509 (simplify_const_relational_operation): Likewise.
7511 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7513 * doc/invoke.texi (Wextra): Delete outdated paragraph.
7515 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7517 * dwarf2out.c (root_type): Delete unused function.
7519 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7521 * genattrtab.c (contained_in_p): Delete unused function.
7522 (write_expr_attr_cache): Likewise.
7524 2007-02-11 Jan Hubicka <jh@suse.cz>
7526 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
7529 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
7531 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
7532 to add the REG_EQ* note.
7533 * see.c (see_merge_one_use_extension): Likewise.
7534 * local-alloc.c (update_equiv_regs): Likewise. Also don't
7535 turn REG_EQUAL notes into REG_EQUIV notes if the target
7536 register may have more than one set.
7537 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
7538 * gcse.c (try_replace_reg): Likewise.
7539 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
7540 * calls.c (fixup_tail_calls): Likewise. Abort if there is
7541 more than one REG_EQUIV note.
7542 * reload1.c (gen_reload): Use set_unique_reg_note.
7544 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
7546 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
7547 (ix86_builtin_conversion): New function.
7549 2007-02-06 Mark Mitchell <mark@codesourcery.com>
7552 * tree.h (DECL_REPLACEABLE_P): New macro.
7553 * except.c (set_nothrow_function_flags): Likewise.
7555 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
7556 Ira Rosen <irar@il.ibm.com>
7557 Dorit Nuzman <dorit@il.ibm.com>
7559 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
7560 * targhooks.c (default_builtin_vectorized_conversion): New.
7561 * targhooks.h (default_builtin_vectorized_function): New declaration.
7562 * target.h (struct vectorize): Add builtin_conversion field.
7563 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
7564 stmt_vec_info_type value.
7565 (vectorizable_conversion): New declaration.
7566 * tree-vect-analyze.c (vect_analyze_operations): Add
7567 vectorizable_conversion call.
7568 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
7569 * tree-vect-transform.c (vectorizable_conversion): New function.
7570 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
7571 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
7573 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
7574 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
7575 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
7576 or ALTIVEC_BUILTIN_VCFSX.
7578 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7581 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
7582 CONST_DOUBLE and operand 0 is a hard register.
7583 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
7584 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
7585 is a hard floating-point register.
7587 2007-02-10 Richard Henderson <rth@redhat.com>
7588 Jakub Jelinek <jakub@redhat.com>
7589 Alexandre Oliva <aoliva@redhat.com>
7591 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
7592 * builtin-types.def (BT_WORD): Make unsigned.
7593 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
7594 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
7595 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
7596 * c-decl.c (grokdeclarator): Don't error if !have_tls.
7597 * c-parser.c (c_parser_omp_threadprivate): Likewise.
7598 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
7600 * expr.c (emutls_var_address): New.
7601 (expand_expr_real_1): Expand emulated tls.
7602 (expand_expr_addr_expr_1): Likewise.
7603 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
7604 * output.h (emutls_finish): Declare.
7605 * toplev.c (compile_file): Call it.
7606 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
7607 address before wrapping in CONST.
7608 * varasm.c (emutls_htab, emutls_object_type): New.
7609 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
7610 (get_emutls_object_name, get_emutls_object_type): New.
7611 (get_emutls_init_templ_addr, emutls_decl): New.
7612 (emutls_common_1, emutls_finish): New.
7613 (assemble_variable): When emulating tls, swap decls; generate
7614 constructor for the emutls objects.
7615 (do_assemble_alias): When emulating tls, swap decl and target name.
7616 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
7618 * varpool.c (decide_is_variable_needed): Look at force_output.
7619 Recurse for emulated tls.
7620 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
7621 with decide_is_variable_needed.
7622 * emutls.c: New file.
7623 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
7624 tls_object for real tls.
7626 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
7628 PR rtl-optimization/29599
7629 * reload1.c (eliminate_regs_in_insn): Take the destination
7630 mode into account when computing the offset.
7632 2007-02-09 Stuart Hastings <stuart@apple.com>
7633 Richard Henderson <rth@redhat.com>
7635 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
7636 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
7637 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
7638 fixuns_truncdfhi2): New.
7639 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
7640 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
7641 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
7642 (floatunssidf2): Allow nonimmediate source.
7643 * config/i386/sse.md (movdi_to_sse): New.
7644 (vec_concatv2di): Drop '*'.
7645 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
7646 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
7647 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
7649 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
7650 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
7651 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
7652 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
7653 (ix86_build_signbit_mask): Fix decl of v, refactor to call
7654 ix86_build_const_vector.
7655 (x86_emit_floatuns): Rewrite.
7657 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7659 * genautomata.c (longest_path_length): Delete unused function.
7660 (struct state): Delete unused longest_path_length.
7661 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
7662 (get_free_state): Delete unused.
7664 2007-02-09 Jan Hubicka <jh@suse.cz>
7666 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
7667 * doc/invoke.texi (inline-unit-growth): Update default value.
7669 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
7670 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
7671 (rebuild_cgraph_edges): Likewise.
7672 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
7673 (dump_cgraph_node): Dump frequencies.
7674 (cgraph_clone_edge): Add frequency scales.
7675 (cgraph_clone_node): Add freuqnecy.
7676 * cgraph.h (cgraph_edge): Add freuqnecy argument.
7677 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
7678 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
7679 * tree-pass.h (TODO_rebuild_frequencies): New constant.
7680 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
7681 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
7682 (save_inline_function_body): Likewise.
7683 * ipa-inline.c: inluce rtl.h
7684 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
7685 (cgraph_edge_badness): Use frequencies.
7686 (cgraph_decide_recursive_inlining): Update clonning.
7687 (cgraph_decide_inlining_of_small_function): Dump frequency.
7688 * predict.c (estimate_bb_frequencies): Export.
7689 * predict.h (estimate_bb_frequencies): Declare.
7690 * tree-inline.c (copy_bb): Watch overflows.
7691 (expand_call_inline): Update call of cgraph_create_edge.
7692 (optimize_inline_calls): Use TODO flags to update frequnecies.
7693 * passes.h: Include predict.h
7694 (init_optimization_passes): Move profile ahead.
7695 (execute_function_todo): Handle TODO_rebuild_frequencies.
7697 2007-02-09 Roger Sayle <roger@eyesopen.com>
7699 * config/alpha/alpha.c (emit_insxl): Force the first operand of
7700 the insbl or inswl pattern into a register.
7702 2007-02-09 Roger Sayle <roger@eyesopen.com>
7704 * config/ia64/ia64.md (bswapdi2): New define_insn.
7706 2007-02-09 Richard Henderson <rth@redhat.com>
7708 * config/i386/constraints.md (Ym): New constraint.
7709 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
7710 (movdi_1_rex64): Split sse and xmm general register moves from
7711 memory move alternatives. Use conditional register constraints.
7712 (movsf_1, movdf_integer): Likewise.
7713 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
7714 (movdf_integer_rex64): New.
7715 (pushsf_rex64): Fix output constraints.
7716 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
7717 (sse2_stored): Likewise.
7718 (sse2_storeq_rex64): New.
7719 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
7720 amd and not generic.
7721 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
7722 for optimize_size. Remove SF/DFmode hack.
7724 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7726 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
7729 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
7730 Richard Sandiford <richard@codesourcery.com>
7732 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
7733 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
7734 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
7735 m68k/t-mlib to tmake_file.
7736 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
7737 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
7738 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
7739 Allow it to be cf or m68k. Set m68k_arch_family. If that
7740 variable is not empty, add t-$m68k_arch_family to tmake_file.
7741 Add t-mlibs to tmake_file.
7742 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
7743 * config/m68k/t-cf: New file.
7744 * config/m68k/t-m68k: Likewise.
7745 * config/m68k/t-mlibs: Likewise.
7746 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
7747 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
7748 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
7749 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
7750 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
7752 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
7753 (INSTALL_LIBGCC): Delete.
7754 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
7755 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
7756 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
7757 (M68K_MLIB_CPU): Define.
7758 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
7759 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
7760 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
7762 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
7763 Richard Guenther <rguenther@suse.de>
7766 * fold-const.c (fold_comparison): Handle obfuscated comparisons
7767 against INT_MIN/INT_MAX.
7768 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
7769 file if a loop is removed.
7771 2007-02-09 Joseph Myers <joseph@codesourcery.com>
7773 * calls.c (store_one_arg): Pass correct alignment to
7774 emit_push_insn for non-BLKmode values.
7775 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
7776 unaligned stack slot via a suitably aligned slot.
7778 2007-02-08 DJ Delorie <dj@redhat.com>
7780 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
7782 (legal_subregs): Use unsigned char, make const.
7783 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
7785 2007-02-08 Paul Brook <paul@codesourcery.com>
7787 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
7788 special interworking needed.
7790 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
7792 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
7793 conditional to __SSE2__.
7794 (Entries below should have been added to first ChangeLog
7795 entry for amdfam10 dated 2007-02-05)
7796 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
7798 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
7800 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
7803 2007-02-08 DJ Delorie <dj@redhat.com>
7805 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
7806 * config/m32c/m32c.c (legal_subregs): New.
7807 (m32c_illegal_subreg_p): New.
7808 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
7809 unsupported subregs of hard regs.
7811 2007-02-08 Jan Hubicka <jh@suse.cz>
7813 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
7814 the same one; always update histograms.
7816 2007-02-08 Diego Novillo <dnovillo@redhat.com>
7818 * passes.c (init_optimization_passes): Tidy comment.
7820 2007-02-08 Roger Sayle <roger@eyesopen.com>
7822 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
7823 strip zero_extend, bswap and rotates from POCOUNT's argument.
7824 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
7825 zero_extend and rotates from PARITY's argument.
7826 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
7827 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
7828 of an integer constant at compile-time.
7830 2007-02-08 Diego Novillo <dnovillo@redhat.com>
7833 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
7835 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
7838 * tree-ssa-live.c (remove_unused_locals): Do not remove
7839 TREE_ADDRESSABLE variables.
7840 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
7841 * tree-ssa-operands.c (add_virtual_operand): Remove argument
7842 FOR_CLOBBER. Update all users.
7843 If VAR has an associated alias set, add a virtual operand for
7844 it if no alias is found to conflict with the memory reference.
7846 2007-02-07 Jan Hubicka <jh@suse.cz>
7847 Robert Kidd <rkidd@crhc.uiuc.edu>
7849 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
7851 2007-02-07 Ian Lance Taylor <iant@google.com>
7853 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
7855 2007-02-07 Roger Sayle <roger@eyesopen.com>
7857 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
7858 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
7859 tablejumpdi, movsi_to_cr_one): Remove constraints from
7860 define_expand's match_operands.
7862 2007-02-07 Roger Sayle <roger@eyesopen.com>
7864 * global.c (compute_regsets): Move declatation of "i" inside of
7865 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
7867 2007-02-07 Jakub Jelinek <jakub@redhat.com>
7870 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
7871 of INDIRECT_REF <RESULT_DECL>.
7873 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
7875 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
7876 Kaz Kojima <kkojima@gcc.gnu.org>
7879 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
7881 (sh_initialize_trampoline): Add parentheses to avoid a warning.
7883 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7885 * doc/loop.texi: Document possibility not to perform disambiguation
7886 of loops with multiple latches.
7887 * cfgloopmanip.c (alp_enum_p): Removed.
7888 (add_loop): Handle subloops. Use get_loop_body_with_size.
7889 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
7890 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
7891 the new forwarder block.
7892 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
7893 Handle the case latch is NULL.
7894 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
7895 when marking loop exits.
7896 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
7898 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
7899 disambiguate_loops_with_multiple_latches.
7900 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
7901 before fix_loop_structure.
7902 * cfgloop.c: Include pointer-set.h and output.h.
7903 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
7904 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
7905 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
7906 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
7907 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
7908 disambiguate_multiple_latches, get_loop_body_with_size,
7909 disambiguate_loops_with_multiple_latches): New functions.
7910 (flow_loop_dump): Dump multiple latch edges.
7911 (flow_loop_nodes_find): Handle loops with multiple latches.
7912 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
7913 (glb_enum_p): Modified.
7914 (get_loop_body): Use get_loop_body_with_size.
7915 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
7916 (AVOID_CFG_MODIFICATIONS): New constant.
7917 (disambiguate_loops_with_multiple_latches, add_loop,
7918 get_loop_body_with_size): Declare.
7919 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
7921 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
7924 * global.c (compute_regsets): New function.
7925 (global_alloc): Refactored ELIMINABLE_REGSET
7926 and NO_GLOBAL_ALLOC_REGS computation out.
7927 (rest_of_handle_global_alloc): Call compute_regsets()
7928 for non-optimizing case.
7930 2007-02-06 Richard Henderson <rth@redhat.com>
7932 * config/i386/constraints.md (Y2): Rename from Y.
7933 (Yi): New constraint.
7934 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
7935 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
7936 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
7937 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
7938 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
7939 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
7940 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
7941 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
7942 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
7943 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
7944 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
7945 vec_extractv2si_1): Change Y constraints to Y2.
7946 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
7947 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
7948 Change Y constraints to Y2.
7949 (sse2_loadld): Change Y constraints to x.
7951 2007-02-06 Roger Sayle <roger@eyesopen.com>
7953 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
7954 (parity<mode>2): New define_expand using rs6000_emit_parity.
7955 * config/rs6000/rs6000.c (rs6000_emit_popcount,
7956 rs6000_emit_parity): New functions.
7957 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
7958 rs6000_emit_parity): Prototype here.
7960 2007-02-06 Ian Lance Taylor <iant@google.com>
7962 * lower-subreg.c (simple_move_operand): Reject CONST.
7963 (resolve_clobber): Call validate_change rather than directly
7964 assigning to XEXP (pat, 0).
7966 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
7968 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
7969 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
7970 (tree-cfg.o): Remove hashtab.h dependency.
7972 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
7973 (struct ivopts_data): Change niters to pointer_map_t.
7974 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
7975 (niter_for_exit): Create pointer_map on demand. Change for
7977 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
7978 (free_loop_data): Destroy data->niters if created and reset field.
7979 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
7980 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
7982 * tree-ssa-reassoc.c: Include pointer-set.h.
7983 (bb_rank): Change to long *.
7984 (operand_rank): Change to pointer_map_t.
7985 (find_operand_rank): Return long, -1 if not found. Declare as inline.
7986 (insert_operand_rank): Accept long.
7987 (operand_entry_hash, operand_entry_eq): Remove.
7988 (get_rank): Return long. Adjust for changes above.
7989 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
7991 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
7993 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
7994 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
7995 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
7997 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
7998 directly since it cannot be NULL.
7999 (get_vi_for_tree): Rewrite for pointer_map API.
8000 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
8001 (init_alias_vars): Create vi_for_tree as pointer_map.
8002 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
8004 * tree-cfg.c: Don't include hashtab.h.
8005 (edge_to_cases): Declare as pointer_map.
8006 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
8008 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
8009 (start_recording_case_labels): Create edge_to_cases as pointer_map.
8010 (end_recoding_case_labels): Cleanup edge_to_cases manually before
8012 (record_switch_edge): Delete.
8013 (get_cases_for_edge): Adjust for pointer_map API, inline
8014 record_switch_edge (rewritten for new API), remove goto.
8016 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
8018 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
8019 * tree-nested.c: Include pointer-set.h.
8020 (var_map_elt, var_map_eq, var_map_hash): Delete.
8021 (struct nesting_info): Remove GTY marker. Change the two htab_t's
8023 (nesting_info_bitmap_obstack): New.
8024 (lookup_field_for_decl): Adjust for pointer_map API.
8025 (lookup_tramp_for_decl): Adjust for pointer_map API.
8026 (get_nonlocal_debug_decl): Adjust for pointer_map API.
8027 (get_local_debug_decl): Adjust for pointer_map API.
8028 (convert_nl_goto_reference): Adjust for pointer_map API.
8029 (convert_nl_goto_receiver): Adjust for pointer_map API.
8030 (create_nesting_tree): Create outside GGC space. Create bitmap on
8031 the new obstack. Create field_map and var_map as pointer_maps.
8032 (free_nesting_tree): Adjust for changes to create_nesting_tree.
8034 (lower_nested_functions): Move root here, no need to NULL it.
8035 Initialize and release the obstack.
8037 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
8039 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
8040 Remove prototypes and make them non-static.
8041 (struct tree_int_map): Remove.
8042 * tree.h (struct tree_int_map): Move here, turning TO into an
8044 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
8046 * tree.h (TREE_COMPLEXITY): Remove.
8047 (struct tree_exp): Remove complexity field.
8048 * tree.c (build1_stat): Don't set it.
8050 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
8051 Victor Kaplansky <victork@il.ibm.com>
8053 * tree-vectorizer.c (vect_is_simple_use): Support induction.
8054 (vect_is_simple_reduction): Support reduction with induction as
8055 one of the operands.
8056 (vect_is_simple_iv_evolution): Fix formatting.
8057 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
8058 formatting. Don't mark induction phis for vectorization.
8059 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
8060 * tree-vect-transform.c (get_initial_def_for_induction): New function.
8061 (vect_get_vec_def_for_operand): Support induction.
8062 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
8064 (vectorizable_reduction): Support reduction with induction as one of
8066 (vectorizable_type_demotion): Use def-type of stmt argument rather
8067 than dummy def-type.
8069 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
8070 flag_tree_scev_cprop.
8071 * common.opt (tree-scev-cprop): New flag.
8073 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
8074 call to vect_get_new_vect_var.
8076 2007-02-06 Ira Rosen <irar@il.ibm.com>
8078 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
8079 vectype is not NULL.
8080 (vect_pattern_recog_1): Likewise.
8082 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8084 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
8085 (fold_negate_expr): Likewise.
8087 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
8090 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
8091 even if cv-qualification is the same.
8093 2007-02-05 Geoffrey Keating <geoffk@apple.com>
8095 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
8096 __enable_execute_stack on completion.
8098 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8100 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
8101 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
8102 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
8103 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
8104 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
8105 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
8106 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
8107 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
8109 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8111 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
8112 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
8113 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
8114 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
8115 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
8116 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
8117 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
8118 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
8119 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
8120 umuldi3_highpart_rex64, umulsi3_highpart_insn,
8121 umulsi3_highpart_zext, smuldi3_highpart_rex64,
8122 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
8123 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
8124 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
8125 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
8126 sqrtextenddfxf2_i387): Added amdfam10_decode.
8128 * config/i386/athlon.md (athlon_idirect_amdfam10,
8129 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
8130 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
8131 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
8132 athlon_ivector_store_amdfam10): New define_insn_reservation.
8133 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
8136 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8138 * config/i386/athlon.md (athlon_call_amdfam10,
8139 athlon_pop_amdfam10, athlon_lea_amdfam10): New
8140 define_insn_reservation.
8141 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
8142 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
8143 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
8145 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8147 * config/i386/athlon.md (athlon_sseld_amdfam10,
8148 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
8149 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
8151 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8153 * config/i386/athlon.md (athlon_sseins_amdfam10): New
8154 define_insn_reservation.
8155 * config/i386/i386.md (sseins): Added sseins to define_attr type
8156 and define_attr unit.
8157 * config/i386/sse.md: Set type attribute to sseins for insertq
8160 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8162 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
8163 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
8164 ssecomi_load_amdfam10, ssecomi_amdfam10,
8165 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
8166 define_insn_reservation.
8167 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
8169 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8171 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
8172 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
8173 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
8174 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
8175 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
8176 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
8177 define_insn_reservation.
8179 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
8180 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
8181 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
8182 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
8183 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
8185 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8187 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
8188 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
8189 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
8190 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
8191 athlon_ssemul_load_k8): Added amdfam10.
8193 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8195 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
8196 (x86_sse_unaligned_move_optimal): New variable.
8198 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
8200 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
8201 for unaligned vector SSE double/single precision loads for AMDFAM10.
8203 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8205 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
8206 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
8207 Define TARGET_CPU_DEFAULT_amdfam10.
8208 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
8209 (processor_type): Add PROCESSOR_AMDFAM10.
8211 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
8212 processor_type in config/i386/i386.h.
8213 Enable imul peepholes for TARGET_AMDFAM10.
8215 * config.gcc: Add support for --with-cpu option for amdfam10.
8217 * config/i386/i386.c (amdfam10_cost): New variable.
8218 (m_AMDFAM10): New macro.
8219 (m_ATHLON_K8_AMDFAM10): New macro.
8220 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
8221 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
8222 x86_promote_QImode, x86_integer_DFmode_moves,
8223 x86_partial_reg_dependency, x86_memory_mismatch_stall,
8224 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
8225 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
8226 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
8227 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
8228 Enable/disable for amdfam10.
8229 (override_options): Add amdfam10_cost to processor_target_table.
8230 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
8231 processor_alias_table.
8232 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
8233 (ix86_adjust_cost): Add code for amdfam10.
8235 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8237 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
8238 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
8239 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
8240 * config/i386/i386.h: Add builtin definition for SSE4A.
8241 * config/i386/i386.md: Add support for ABM instructions
8243 * config/i386/sse.md: Add support for SSE4A instructions
8244 (movntss, movntsd, extrq, insertq).
8245 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
8246 Add -march=amdfam10 flag.
8247 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
8248 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
8250 * doc/extend.texi: Add documentation for SSE4A builtins.
8252 2007-02-05 Bob Wilson <bob.wilson@acm.org>
8254 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
8256 2007-02-05 Richard Guenther <rguenther@suse.de>
8258 * tree-vectorizer.h (vectorizable_function): Add argument type
8259 argument, change return type.
8260 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
8261 * tree-vect-transform.c (vectorizable_function): Handle extra
8262 argument, return vectorized function decl.
8263 (build_vectorized_function_call): Remove.
8264 (vectorizable_call): Handle calls with result and argument types
8265 differing. Handle loop vectorization factor correctly.
8266 * targhooks.c (default_builtin_vectorized_function): Adjust for
8268 * targhooks.h (default_builtin_vectorized_function): Likewise.
8269 * target.h (builtin_vectorized_function): Add argument type
8271 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
8272 extra argument, allow vectorizing of lrintf.
8273 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
8274 documentation of target hook.
8276 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
8279 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
8280 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
8281 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
8283 2007-02-05 Roger Sayle <roger@eyesopen.com>
8285 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
8286 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
8287 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
8288 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
8289 before canonicalizing sincos to cexpi.
8290 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
8292 2007-02-05 Roger Sayle <roger@eyesopen.com>
8294 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
8295 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
8296 (alpha_init_builtins): Use alpha_add_builtins to process tables.
8298 2007-02-05 Roger Sayle <roger@eyesopen.com>
8300 * mips-tfile.c (initialize_init_file): Correct endianness test.
8302 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
8304 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
8307 2007-02-05 Richard Sandiford <richard@codesourcery.com>
8309 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
8310 saves in a PARALLEL before the register assignments.
8312 2007-02-05 Richard Sandiford <richard@codesourcery.com>
8314 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
8315 DWARF_FRAME_RETURN_COLUMN to be a general register.
8316 * dwarf2out.c (init_return_column_size): New function, split from...
8317 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
8318 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
8319 to be nongeneral registers.
8320 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
8322 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
8323 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
8325 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
8327 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
8329 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
8331 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
8332 (remove_path): Use can_remove_branch_p and remove_branch instead
8333 of loop_delete_branch_edge.
8334 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
8335 (tree_transform_and_unroll_loop): Remove dead branches immediately.
8336 Update profile using scale_dominated_blocks_in_loop.
8337 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
8338 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
8339 (can_remove_branch_p, remove_branch): Declare.
8340 * tree-cfg.c (tree_can_remove_branch_p): New function.
8341 (tree_cfg_hooks): Add tree_can_remove_branch_p.
8342 * cfgrtl.c (rtl_can_remove_branch_p): New function.
8343 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
8345 2007-02-05 Jan Hubicka <jh@suse.cz>
8348 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
8349 nodes in cgraph, don't remove offline copy of the function.
8351 2007-02-04 Jan Hubicka <jh@suse.cz>
8353 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
8354 vectors might cause maybe_lookup_element_for_expr to be called
8355 on non-sra-candidate.
8357 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8359 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
8360 config/bfin/bfin.md, config/bfin/predicates.md: Follow
8361 spelling conventions.
8363 2007-02-04 Richard Guenther <rguenther@suse.de>
8366 * fold-const.c (try_move_mult_to_index): Make sure to not
8367 overflow one dimension of a multi-dimensional array access.
8369 2007-02-04 Jan Hubicka <jh@suse.cz>
8371 * passes.c (init_optimization_passes): Reindent.
8373 2007-02-04 Jan Hubicka <jh@suse.cz>
8374 Eric Botcazou <ebotcazou@adacore.com>
8376 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
8377 (execute_fixup_cfg): Break out the abnormal goto code.
8378 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
8379 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
8380 (optimize_inline_calls): Call make_nonlocal_label_edges.
8382 2007-02-04 Jan Hubicka <jh@suse.cz>
8384 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
8385 true when something was changed.
8386 (rename_ssa_copies): When something was changed, do
8387 TODO_remove_unused_locals.
8388 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
8389 add TODO_remove_unused_locals when instruction was removed.
8391 2007-02-04 Jan Hubicka <jh@suse.cz>
8393 * ipa-inline.c (try_inline): Improve debug output; work on already
8395 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
8396 call try_inline for already inlined edges too when flattening;
8397 inline also functions that make callee growth but overall unit size
8400 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8402 * config/m32c/bitops.md, config/m32c/jump.md,
8403 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
8404 config/m32r/m32r.h, config/m32r/m32r.md,
8405 config/m32r/predicates.md, config/m68hc11/larith.asm,
8406 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
8407 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
8408 config/mips/mips-protos.h, config/mips/mips.c,
8409 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
8410 config/mn10300/mn10300.h, config/mn10300/predicates.md,
8411 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
8412 spelling conventions.
8414 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
8415 Follow spelling conventions.
8417 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
8419 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
8420 warn about C++0x compatibility.
8422 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8424 * config/h8300/h8300.c, config/h8300/h8300.h,
8425 config/h8300/h8300.md: Follow spelling conventions.
8427 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
8430 * combine.c (try_combine): Do not substitute source operand
8431 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
8433 2007-02-03 Jan Hubicka <jh@suse.cz>
8435 PR gcov-profile/30650
8436 * value-prof.c (stringop_block_profile): Fix handling of size counter;
8437 do not divide by zero for never executed counters.
8438 (tree_find_values_to_profile): Fix counters.
8439 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
8441 2007-02-03 Ian Lance Taylor <iant@google.com>
8443 * lower-subreg.c (simple_move_operand): New static function,
8444 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
8446 (simple_move): Call simple_move_operand.
8447 (find_decomposable_subregs): Add special handling of MEMs.
8448 (can_decompose_p): Rename from cannot_decompose_p. Reverse
8449 meaning of return value. If we see a hard register, test whether
8450 it can store a word_mode value. Change all callers.
8452 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8454 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
8455 ftrapv insns and expanders.
8456 (subdi3): Change define_expand operand 1 to arith11_operand, and
8457 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
8458 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
8459 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
8463 * varasm.c (notice_global_symbol): Treat global objects as weak when
8466 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8468 * emit-rtl.c (dconstpi): Delete.
8470 (init_emit_once): Delete dconstpi and init dconstsqrt2.
8471 * real.h (dconstpi): Delete.
8473 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
8474 (fold_builtin_hypot): Likewise.
8476 2007-02-03 Tom Tromey <tromey@redhat.com>
8479 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
8480 -gcoff3, -gxcoff3, -gvms3 implies -dD.
8482 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
8484 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
8485 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
8486 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
8487 config/rs6000/cell.md, config/rs6000/darwin.h,
8488 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
8489 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
8490 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
8491 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
8492 typos. Follow spelling conventions.
8493 * doc/invoke.texi: Follow spelling conventions.
8495 2007-02-03 Roger Sayle <roger@eyesopen.com>
8497 * simplify-rtx.c (simplify_relational_operation_1): Implement some
8498 canonicalization transformations that attempt to simplify integer
8499 constant comparisons to become comparisons against zero.
8501 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8503 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
8505 * fold-const.c (fold_binary): Fix comment typos. Fold complex
8506 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
8508 2007-02-02 Mike Stump <mrs@apple.com>
8510 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
8511 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
8512 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
8513 generate a branch island.
8515 2007-02-02 Bob Wilson <bob.wilson@acm.org>
8517 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
8518 (xtensa_legitimate_address_p): New.
8519 (xtensa_legitimize_address): New.
8520 (xtensa_output_addr_const_extra): New.
8521 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
8523 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
8524 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
8525 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
8526 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
8527 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
8528 (xtensa_legitimize_address): New.
8529 (xtensa_output_addr_const_extra): New.
8531 2007-02-02 Steve Ellcey <sje@cup.hp.com>
8533 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
8535 2007-02-02 Ian Lance Taylor <iant@google.com>
8537 * expmed.c (expand_divmod): Add comment.
8539 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
8541 * emit-rtl.c (renumber_insns): Remove.
8542 * flags.h: Remove the extern for flag_renumber_insns.
8543 * rtl.h: Remove the prototype for renumber_insns.
8544 * toplev.c (flag_renumber_insns): Remove.
8546 2007-02-02 Hui-May Chang <hm.chang@apple.com>
8548 Revert for x86 darwin:
8549 2005-06-19 Uros Bizjak <uros@kss-loka.si>
8551 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
8552 code before the following patch under TARGET_MACHO.
8553 (ix86_function_value_regno_p): Likewise.
8555 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8557 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
8560 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8563 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
8564 general or fp registers. Add comments.
8565 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
8567 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
8569 * pointer-set.c (insert_aux): Only return insertion slot.
8570 (pointer_set_insert): Adjust.
8571 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
8572 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
8573 pointer_map_traverse): New.
8574 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
8575 pointer_map_create, pointer_map_destroy, pointer_map_insert,
8576 pointer_map_contains, pointer_map_traverse): Declare.
8578 2007-02-02 Jakub Jelinek <jakub@redhat.com>
8581 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
8582 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
8584 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8586 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
8588 (struct _dep): New type.
8589 (dep_t): New typedef.
8590 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
8591 (DEP_STATUS): New access macro. The macro with the same name was
8592 renamed to DEP_LINK_STATUS.
8593 (dep_init): Declare function
8595 (struct _dep_link): New type.
8596 (dep_link_t): New typedef.
8597 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
8598 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
8599 (DEP_LINK_STATUS): New macro.
8600 (debug_dep_links): New debug function.
8602 (struct _deps_list): New type.
8603 (deps_list_t): New typedef.
8604 (DEPS_LIST_FIRST): New access macro.
8605 (FOR_EACH_DEP_LINK): New cycle macro.
8606 (create_deps_list, free_deps_list, delete_deps_list): Declare
8608 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
8609 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8610 (copy_deps_list_change_con): Ditto.
8612 (move_dep_link): Declare function.
8614 (struct _dep_node): New type.
8615 (dep_node_t): New typedef.
8616 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
8618 (struct haifa_insn_data.back_deps): New field to hold backward
8619 dependencies of the insn.
8620 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
8622 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
8623 Change its type to deps_list_t.
8624 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
8625 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
8626 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
8628 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
8630 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
8632 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
8634 (dep_cost): Declare.
8636 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
8637 (ds_to_dk, dk_to_ds): New functions.
8639 (init_dep_1): New static function.
8640 (init_dep): New function.
8641 (copy_dep): New static function.
8643 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
8645 (detach_dep_link): New static function.
8646 (move_dep_link): New function.
8648 (dep_links_consistent_p, dump_dep_links): New static functions.
8649 (debug_dep_links): New debugging function.
8651 (deps_obstack, dl_obstack, dn_obstack): New static variables.
8653 (alloc_deps_list, init_deps_list): New static functions.
8654 (create_deps_list): New function.
8655 (clear_deps_list): New static function.
8656 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
8657 (deps_list_consistent_p, dump_deps_list): New static functions.
8658 (debug_deps_list): New function.
8659 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
8661 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
8663 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
8664 use new scheduler dependencies lists.
8665 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
8666 (sched_analyze): Ditto. Initialize dependencies lists.
8667 (add_forw_dep, compute_forward_dependences): Update to use new
8668 scheduler dependencies lists.
8670 (init_dependency_caches): Init deps_obstack.
8671 (free_dependency_caches): Free deps_obstack.
8673 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
8674 new scheduler dependencies lists.
8675 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
8676 (add_back_forw_dep, delete_back_forw_dep): Ditto.
8678 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
8679 Update to use new scheduler dependencies lists.
8680 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
8681 (debug_dependencies): Ditto.
8682 (schedule_region): Update comments.
8684 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
8685 scheduler dependencies lists.
8686 (schedule_ebb): Update comments.
8688 * rtl.def (DEPS_LIST): Remove.
8690 * lists.c (unused_deps_list): Remove.
8691 (free_list): Update assertions.
8693 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
8694 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
8696 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
8697 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
8699 * haifa-sched.c (comments): Update.
8700 (insn_cost1): Remove. Inline the code into insn_cost ().
8701 (insn_cost): Update to use new scheduler dependencies lists. Move
8702 processing of the dependency cost to dep_cost ().
8703 (dep_cost): New function. Use it instead of insn_cost () when
8704 evaluating cost of the dependency. Use compatible interface to
8705 interact with the target.
8706 (priority): Update to use new scheduler dependencies lists.
8707 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
8708 with greater number of insns that depend on the insn.
8709 (schedule_insn): Update to use new scheduler dependencies lists. Add
8710 code to free backward dependencies lists. Inline and optimize code
8711 from resolve_dep () - see PR28071.
8712 (ok_for_early_queue_removal): Update to use new scheduler dependencies
8713 lists. Update call to targetm.sched.is_costly_dependence hook.
8715 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
8716 scheduler dependencies lists.
8718 (resolve_dep): Remove. Move the logic to schedule_insn ().
8719 (init_h_i_d): Initialize dependencies lists.
8721 (process_insn_depend_be_in_spec): Rename to
8722 process_insn_forw_deps_be_in_spec. Update to use new scheduler
8724 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
8725 Update to use new scheduler dependencies lists.
8726 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
8728 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
8729 new scheduler dependencies lists.
8730 (build_intra_loop_deps): Ditto.
8732 * target.h (struct _dep): Declare to use in
8733 gcc_target.sched.is_costly_dependence.
8734 (struct gcc_target.sched.adjust_cost): Fix typo.
8735 (struct gcc_target.sched.is_costly_dependence): Change signature to use
8736 single dep_t parameter instead of an equivalent triad.
8737 (struct gcc_target.sched.adjust_cost_2): Remove.
8739 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
8741 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
8743 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
8745 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
8747 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
8748 (REG_DEP_TRUE): Document.
8750 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
8751 Change signature to correspond to the targetm.sched.adjust_cost hook.
8752 Update use in TARGET_SCHED_ADJUST_COST_2.
8753 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
8754 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
8755 new scheduler dependencies lists.
8756 (ia64_gen_check): Ditto.
8758 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
8761 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
8762 signature to correspond to the targetm.sched.is_costly_dependence hook.
8763 (is_costly_group): Update to use new scheduler dependencies lists.
8765 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
8766 instead of INSN_COST () macro.
8768 2007-02-01 Ian Lance Taylor <iant@google.com>
8770 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
8772 2007-02-01 Guy Martin <gmsoft@gentoo.org>
8774 * pa.md (tp_load): Correct mfctl instruction syntax.
8776 2007-02-01 Geoffrey Keating <geoffk@apple.com>
8778 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
8779 altivec_padding_size calculation on AIX. Improve comment, add
8780 assert to verify that it's right.
8782 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
8785 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
8788 * global.c (global_alloc): Add mising initialization of
8791 2007-02-01 Roger Sayle <roger@eyesopen.com>
8793 * alias.c (init_alias_analysis): Correct whitespace.
8794 * bb-reorder.c (fix_edges_for_rarely_executed_code,
8795 partition_hot_cold_basic_blocks): Likewise.
8796 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
8797 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
8798 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
8799 fold_builtin_snprintf_chk, fold_builtin_printf,
8800 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
8801 do_mpfr_arg3, do_mpfr_sincos): Likewise.
8802 * cfgcleanup.c (cleanup_cfg): Likewise.
8803 * cfgexpand.c (tree_expand_cfg): Likewise.
8804 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
8805 * function.c (get_next_funcdef_no): Likewise.
8806 * gengtype.c (main): Likewise.
8807 * genmodes.c (main): Likewise.
8808 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
8809 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
8810 * ifcvt.c (noce_emit_move_insn): Likewise.
8811 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
8813 * stor-layout.c (get_best_mode): Likewise.
8814 * tree-ssa-loop-niter.c (get_val_for): Likewise.
8815 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
8816 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
8817 perform_var_substitution, solve_graph): Likewise.
8818 * tree-vrp.c (vrp_finalize): Likewise.
8820 2007-02-01 Ian Lance Taylor <iant@google.com>
8822 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
8823 high part of a paradoxical subreg, return a constant zero.
8825 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
8827 * toplev.c (lang_dependent_init): Call init_set_costs.
8828 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
8830 2007-02-01 Richard Guenther <rguenther@suse.de>
8833 * fold-const.c (fold_negate_expr): Allow negating a
8834 constant if overflow does not change.
8836 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8838 * doc/c-tree.texi (Expression trees): Improve markup.
8839 * doc/tm.texi (Register Classes, Addressing Modes)
8840 (Floating Point): Fix spacing after abbreviations. Fix some
8843 2007-02-01 Ben Elliston <bje@au.ibm.com>
8845 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
8846 * doc/contrib.texi: Likewise.
8847 * doc/install.texi: Likewise.
8849 2007-01-31 Richard Henderson <rth@redhat.com>
8850 Ian Lance Taylor <iant@google.com>
8852 * lower-subreg.c: New file.
8853 * rtl.def (CONCATN): Define.
8854 * passes.c (init_optimization_passes): Add pass_lower_subreg and
8856 * emit-rtl.c (update_reg_offset): New static function, broken out
8857 of gen_rtx_REG_offset.
8858 (gen_rtx_REG_offset): Call update_reg_offset.
8859 (gen_reg_rtx_offset): New function.
8860 * regclass.c: Revert patch of 2006-03-05, restoring
8862 (clear_reg_info_regno): New function.
8863 * dwarf2out.c (concatn_loc_descriptor): New static function.
8864 (loc_descriptor): Handle CONCATN.
8865 * common.opt (fsplit_wide_types): New option.
8866 * opts.c (decode_options): Set flag_split_wide_types when
8868 * timevar.def (TV_LOWER_SUBREG): Define.
8869 * rtl.h (gen_reg_rtx_offset): Declare.
8870 (reg_scan_update): Declare.
8871 * regs.h (clear_reg_info_regno): Declare.
8872 * tree-pass.h (pass_lower_subreg): Declare.
8873 (pass_lower_subreg2): Declare.
8874 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
8875 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
8877 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
8878 * Makefile.in (OBJS-common): Add lower-subreg.o.
8879 (lower-subreg.o): New target.
8881 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
8883 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
8885 2007-01-31 Anatoly Sokolov <aesok@post.ru>
8888 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
8890 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8893 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
8895 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
8897 * cfgloop.h: Include vec-prim.h.
8898 (enum li_flags): Remove LI_ONLY_OLD.
8899 (loop_iterator): Changed.
8900 (fel_next, fel_init): Iterate over loop tree.
8901 (FOR_EACH_LOOP_BREAK): New macro.
8902 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
8904 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
8905 * modulo-sched.c (sms_schedule): Ditto.
8906 * tree-vectorizer.c (vectorize_loops): Ditto.
8907 * doc/loop.texi: Update information on loop numbering and behavior of
8908 FOR_EACH_LOOP wrto new loops.
8909 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
8910 add_to_evolution_1): Test nestedness of loops instead of comparing
8912 * tree-chrec.c (chrec_fold_plus_poly_poly,
8913 chrec_fold_multiply_poly_poly, chrec_evaluate,
8914 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
8915 reset_evolution_in_loop): Ditto.
8916 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
8918 2007-01-31 Dirk Mueller <dmueller@suse.de>
8920 * c-common.c (warn_about_parentheses): Separate warning about
8921 un-parenthized sequence of comparison operators from the one
8922 which is supposed to warn about x <= y <= z.
8924 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
8926 * optabs.h (enum optab_index): Add new OTI_isinf.
8927 (isinf_optab): Define corresponding macro.
8928 * optabs.c (init_optabs): Initialize isinf_optab.
8929 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
8931 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
8932 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
8934 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
8935 expand_builtin_interclass_mathfn.
8936 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
8937 * config/i386/i386.md (UNSPEC_FXAM): New constant.
8938 (fxam<mode>2_i387): New insn pattern.
8939 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
8940 built-in functions as x87 inline asm.
8942 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
8944 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
8946 2007-01-30 Eric Christopher <echristo@apple.com>
8948 * config.gcc: Add geode.
8950 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
8952 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
8953 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
8954 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
8955 value-prof.c: Fix comment typos.
8957 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8960 * doc/invoke.texi (Wpointer-arith): Document warning.
8962 2007-01-30 Janis Johnson <janis187@us.ibm.com>
8964 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
8965 the list of discrepancies from the draft TR.
8967 2007-01-30 Dirk Mueller <dmueller@suse.de>
8970 * doc/invoke.texi (-Wreturn-type): Update description to
8973 2007-01-30 Richard Sandiford <richard@codesourcery.com>
8975 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
8977 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
8979 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
8980 to handle optabs that operate on floating point input argument and
8981 output to integer output.
8982 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
8983 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
8984 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
8985 expand_builtin_interclass_mathfn ().
8986 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
8988 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
8989 ilogbl built-in functions as x87 intrinsics.
8991 2007-01-30 Richard Guenther <rguenther@suse.de>
8994 * dwarf2out.c (reference_to_unused): Query varpool if the
8995 variable was output.
8997 2007-01-30 Richard Guenther <rguenther@suse.de>
9000 * passes.c (execute_one_pass): Reset in_gimple_form to not
9001 confuse non-unit-at-a-time mode.
9003 2007-01-29 Roger Sayle <roger@eyesopen.com>
9004 Richard Guenther <rguenther@suse.de>
9006 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
9007 avoid undefined behaviour on overflow. Use force_fit_type_double
9008 to construct the constant with the specified TREE_OVERFLOW.
9010 2007-01-29 Janis Johnson <janis187@us.ibm.com>
9012 * config/dfp-bit.c: Add parameterized support for fp exceptions.
9013 * config/dfp-bit.h: Ditto.
9015 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9017 * c-decl.c (pop_scope): Replace warnings with call to
9018 warn_for_unused_label.
9019 * c-common.h (warn_for_unused_label): Declare.
9020 * c-common.c (warn_for_unused_label): Define.
9022 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9024 * tree-optimize.c (update_inlined_to_pointers): Delete unused
9027 2007-01-29 Janis Johnson <janis187@us.ibm.com>
9029 * Makefile.in (USER_H): Remove decfloat.h.
9030 * ginclude/decfloat.h: Delete, moving contents to ...
9031 * ginclude/float.h: Add support for decimal floating point,
9032 guarded by __STDC_WANT_DEC_FP__.
9034 2007-01-29 Mike Stump <mrs@apple.com>
9036 * doc/gccint.texi (Top): Rename Loop Representation to Loop
9037 Analysis and Representation to resolve case insensitive conflict.
9038 * doc/loop.texi (Loop Analysis and Representation): Likewise.
9040 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
9042 * tree.h (struct tree_memory_tag): Add aliases member.
9043 (MTAG_ALIASES): New macro.
9044 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
9045 (add_may_alias): Remove pointer-set. Update for may_aliases being
9047 (mark_aliases_call_clobbered): Update for may_aliases being a
9049 (compute_tag_properties): Ditto.
9050 (create_partition_for): Ditto.
9051 (compute_memory_partitions): Ditto.
9052 (dump_may_aliases_for): Ditto.
9053 (is_aliased_with): Ditto.
9054 (add_may_alias_for_new_tag): Ditto.
9055 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
9056 (compute_is_aliased): New function.
9057 (compute_may_aliases): Call compute_is_aliased).
9058 (init_alias_info): Initialize alias_bitmap_obstack.
9059 (union_alias_set_into): New function.
9060 (compute_flow_sensitive_aliasing): Use union_aliases_into.
9061 (have_common_aliases_p): Rewrite to take two bitmaps and use
9063 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
9065 (finalize_ref_all_pointers): Update for add_may_alias changes.
9066 (new_type_alias): Ditto.
9067 * tree-flow-inline.h (may_aliases): Return a bitmap.
9068 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
9069 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
9070 may_aliases being a bitmap.
9071 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
9072 may_aliases now returns a bitmap.
9073 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
9075 * tree-ssa-operands.c (add_virtual_operand): Update for
9076 may_aliases being a bitmap.
9078 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
9080 PR tree-optimization/30630
9081 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
9082 variable as changed.
9084 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
9087 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
9088 expanded only once even if an error occurs.
9090 2007-01-29 Ben Elliston <bje@au.ibm.com>
9092 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
9093 (__gcov_average_profiler): Likewise.
9094 (__gcov_ior_profiler): Likewise.
9095 (__gcov_merge_ior): Likewise.
9097 2007-01-28 Jan Hubicka <jh@suse.cz>
9099 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
9100 * value-prof.c (stringop_block_profile): Likewise.
9102 2007-01-28 Jan Hubicka <jh@suse.cz>
9104 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
9105 variant handling histograms; add wrapper.
9106 (clear_storage_via_libcall): Export.
9107 (emit_block_move_hints): Break out from ...; add histograms.
9108 (emit_block_move): ... this one.
9109 (clear_storage_hints): Break out from ...; add histograms.
9110 (clear_storage): ... this one.
9111 (set_storage_via_memset): Handle histogram.
9112 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
9113 (clear_storage_hints, clear_storage_via_libcall): Declare.
9114 (set_storage_via_setmem): Update prototype.
9115 * doc/md.texi (movmem, setmem): Document new arguments.
9117 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
9119 (stringop_block_profile): New global function.
9120 (tree_stringops_values_to_profile): Profile block size and alignment.
9121 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
9123 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
9124 (stringop_block_profile): Declare.
9125 * builtins.c: Include value-prof.h.
9126 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
9127 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
9128 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
9129 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
9130 * profile.c (instrument_values): Add new counters.
9131 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
9133 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
9134 (tree_init_edge_profiler): Build new profilers.
9135 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
9136 (pass_tree_profile): Add dump.
9137 (tree_profile_hooks): Update.
9138 * Makefile.in (LIBGCOV): Add new constants.
9139 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
9140 __gcov_ior_profiler): New.
9141 * i386.md (movmem/setmem expanders): Add new optional arguments.
9143 2007-01-28 David Edelsohn <edelsohn@gnu.org>
9145 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
9147 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
9149 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
9150 (tree_unswitch_single_loop): Pass eni_size_weights to
9151 tree_num_loop_insns.
9152 * tree-ssa-loop-manip.c: Include tree-inline.h.
9153 (can_unroll_loop_p): Pass eni_size_weights to
9154 tree_num_loop_insns.
9155 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
9156 Pass eni_size_weights to estimate_num_insns.
9157 * tree.h (init_inline_once): Export.
9158 * toplev.c (backend_init): Call init_inline_once.
9159 * cgraphunit.c (cgraph_process_new_functions,
9160 cgraph_analyze_function): Pass eni_inlining_weights to
9162 * ipa-inline.c (compute_inline_parameters): Ditto.
9163 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
9164 to estimate_num_insns.
9165 (try_unroll_loop_completely): Pass eni_size_weights to
9166 tree_num_loop_insns.
9167 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
9168 ot estimate_num_insns.
9169 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
9170 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
9171 * tree-inline.c (eni_inlining_weights, eni_size_weights,
9172 eni_time_weights): New variables.
9173 (init_inline_once): Initialize them.
9174 (struct eni_data): Mew.
9175 (estimate_num_insns_1, estimate_num_insns): Use weights.
9176 * tree-inline.h (struct eni_weights_d): New.
9177 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
9178 (estimate_num_insns): Declaration changed.
9179 * cfgloop.h (tree_num_loop_insns): Declaration changed.
9180 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
9181 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
9183 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
9185 * tree-data-ref.c (conflict_fn): Assert that the number of affine
9186 relations in the conflict function is valid.
9188 2007-01-27 Ian Lance Taylor <iant@google.com>
9190 * common.opt: Add fstrict-overflow.
9191 * opts.c (decode_options): Set flag_strict_overflow if -O2.
9192 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
9193 (TYPE_OVERFLOW_UNDEFINED): Define.
9194 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
9196 * tree.h (TYPE_TRAP_SIGNED): Don't define.
9197 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
9198 (fold_negate_expr): Likewise.
9199 (make_range): Likewise.
9200 (extract_muldiv_1): Likewise.
9201 (maybe_canonicalize_comparison): Likewise.
9202 (fold_comparison): Likewise.
9203 (fold_binary): Likewise.
9204 (tree_expr_nonnegative_p): Likewise.
9205 (tree_expr_nonzero_p): Likewise.
9206 * tree-vrp.c (compare_values): Likewise.
9207 (extract_range_from_binary_expr): Likewise.
9208 (extract_range_from_unary_expr): Likewise.
9209 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
9211 (nowrap_type_p): Likewise.
9212 * tree-scalar-evolution.c (simple_iv): Likewise.
9213 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
9214 (build_range_check): Likewise.
9215 (extract_muldiv_1): Likewise.
9216 (fold_comparison): Likewise.
9217 * tree-vrp.c (vrp_int_const_binop): Likewise.
9218 (extract_range_from_unary_expr): Likewise.
9219 * convert.c (convert_to_integer): Likewise.
9220 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
9221 (fold_comparison): Likewise.
9222 (fold_binary): Likewise.
9223 * optabs.c (optab_for_tree_code): Likewise.
9224 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
9225 * simplify-rtx.c (simplify_const_relational_operation): Check
9226 flag_strict_overflow and flag_trapv.
9227 (simplify_const_relational_operation): Likewise.
9228 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
9229 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
9232 2007-01-27 Roger Sayle <roger@eyesopen.com>
9234 * tree.c (tree_fold_gcd): Delete.
9235 * tree.h (tree_fold_gcd): Remove prototype.
9236 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
9237 test whether one constant integer is a multiple of another. Instead
9238 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
9239 * fold-const.c (multiple_of_p): We've determined both TOP and
9240 BOTTOM are integer constants so we can call int_const_binop directly
9241 instead of the more generic const_binop.
9243 2007-01-27 Roger Sayle <roger@eyesopen.com>
9245 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
9246 1*X check that the constant hasn't overflowed, to preserve the
9248 (round_up): Provide an efficient implementation when rouding-up an
9249 INTEGER_CST to a power-of-two.
9251 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9253 * doc/sourcebuild.texi: Add comma for clarity.
9254 * doc/extend.texi: Fix some typos.
9255 * doc/passes.texi: Likewise.
9256 * doc/cppinternals.texi: Likewise.
9257 * doc/c-tree.texi: Likewise.
9258 * doc/tree-ssa.texi: Likewise.
9259 * doc/install.texi: Likewise.
9261 2007-01-27 Jan Hubicka <jh@suse.cz>
9263 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
9264 (pass_sra): Do not require alias information.
9265 * passes.c (init_optimization_passes): Add SRA
9267 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
9269 * tracer.c (rest_of_handle_tracer): We already cleaned
9270 up the CFG in tracer() so don't do it here again.
9271 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
9272 cleanup_cfg here, either. And don't call renumber_insns.
9274 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
9275 and BB_HEAD are in the insn stream here. Instead make sure
9276 that BB_INSN is valid on all insns. Also, do check here that
9277 there are no pending branch predictions...
9278 (rtl_verify_flow_info): ...instead of doing it here. Checks
9279 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
9282 2007-01-26 Roger Sayle <roger@eyesopen.com>
9284 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
9285 function to simplify/factorize operand order canonicalization.
9286 (ix86_fixup_binary_operands): Reorganize using the above function.
9287 (ix86_binary_operator_ok): Likewise.
9289 2007-01-27 Jakub Jelinek <jakub@redhat.com>
9291 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
9292 file scope from optimize_attrs.
9293 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
9295 (optimize_attrs): Clear insn_code_values after freeing it.
9297 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
9299 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
9300 a parts.base assignment.
9302 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
9304 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
9305 (compute_subscript_distance, initialize_data_dependence_relation,
9306 finalize_ddr_dependent, analyze_ziv_subscript,
9307 analyze_siv_subscript_cst_affine,
9308 compute_overlap_steps_for_affine_univar,
9309 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
9310 analyze_siv_subscript, analyze_miv_subscript,
9311 analyze_overlapping_iterations, subscript_dependence_tester_1,
9312 compute_self_dependence, free_dependence_relation): Work
9313 with affine_fn instead of chrecs.
9314 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
9315 common_affine_function, affine_function_base,
9316 affine_function_constant_p, affine_fn_op, affine_fn_plus,
9317 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
9318 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
9319 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
9320 (all_chrecs_equal_p): Removed.
9321 * tree-data-ref.h (affine_fn, conflict_function): New types.
9322 (struct subscript): Change type of conflicting_iterations_in_a
9323 and conflicting_iterations_in_b.
9325 2007-01-26 Steve Ellcey <sje@cup.hp.com>
9328 * config/pa/pa.h (TARGET_HPUX_11): New.
9329 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
9330 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
9332 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
9333 Richard Guenther <rguenther@suse.de>
9335 * tree-ssa-structalias.c (solve_graph): Handle case
9336 we merged the variable to another.
9338 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9340 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
9343 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
9344 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
9346 2007-01-25 DJ Delorie <dj@redhat.com>
9348 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
9349 allow changes to modes which don't fit in those registers.
9351 * reload1.c (choose_reload_regs): Check for invalid subregs before
9352 computing their locations, not after.
9354 2007-01-25 Geoffrey Keating <geoffk@apple.com>
9357 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
9358 save Altivec registers in an eh_return function.
9359 (compute_vrsave_mask): Likewise.
9360 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
9361 for saving Altivec registers.
9362 (rs6000_emit_prologue): Don't allocate stack twice in
9363 eh_return function. Correct expected value of altivec_save_offset
9364 when using save_world. Describe save of R0 to stack when using
9365 save_world. Describe stack pointer adjustment when using
9366 save_world. Remove duplicated eh_return parameter register saving.
9367 Update sp_offset variable after save_world.
9368 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
9370 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
9371 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
9374 2007-01-25 Steve Ellcey <sje@cup.hp.com>
9376 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
9378 2007-01-25 Steve Ellcey <sje@cup.hp.com>
9381 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
9382 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
9384 2007-01-25 Richard Guenther <rguenther@suse.de>
9386 * doc/invoke.texi (-Wcoverage-mismatch): Document.
9387 * common.opt (-Wcoverage-mismatch): New warning option.
9388 * coverage.c (get_coverage_counts): Ignore coverage mismatch
9389 if -Wcoverage-mismatch is given.
9391 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
9393 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
9394 (ipcp_driver): Change to static definition.
9395 Add dumping of the ifunctions.
9396 (constant_val_insert): Remove unused parameter. Support for SSA.
9397 (ipcp_propagate_const): Support for SSA.
9398 (ipcp_profile_bb_print): Print only analyzed nodes.
9399 (ipcp_replace_map_create): Remove support for Fortran constant
9401 * ipa-prop.c (ipa_method_modify_stmt,
9402 ipa_callsite_compute_param): Support for SSA.
9403 * ipa-prop.h (ipcp_driver): Remove declaration.
9404 (IS_VALID_TREE_MAP_INDEX): Add define.
9406 2007-01-24 Geoffrey Keating <geoffk@apple.com>
9408 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
9410 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9413 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
9414 constant argument to cabs and do it without checking for
9415 -funsafe-math-optimizations.
9417 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
9419 * c-common.h (RID_FIRST_CXX0X): New.
9420 (RID_LAST_CXX0X): New.
9421 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
9423 * c.opt (Wc++0x-compat): New.
9424 * doc/invoke.texi (-Wc++0x-compat): Document.
9426 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9428 * builtins.c (fold_builtin_carg): New.
9429 (fold_builtin_1): Use it.
9431 2007-01-24 Jan Hubicka <jh@suse.cz>
9433 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
9435 * ipa-inline.c (initial_insns, max_insns): Delete.
9436 (compute_max_insns): New function.
9437 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
9438 of insns as base for code growth.
9439 (cgraph_decide_inlining): Make initial_insns local; do not compute
9441 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
9442 * doc/invoke.texi (inline-unit-growth): Update docs.
9444 2007-01-24 Jakub Jelinek <jakub@redhat.com>
9446 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
9447 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
9448 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
9449 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
9450 for CPUs that have PTA_CX16 set.
9453 * gimplify.c (omp_check_private): New function.
9454 (gimplify_scan_omp_clauses): Use it for
9455 firstprivate/lastprivate/reduction.
9458 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
9459 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
9462 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
9463 If lower_lastprivate_clauses emits some statements, append them
9464 to dlist rather than body_p and to body_p append an initializer.
9465 (lower_omp_for): Adjust caller.
9467 2007-01-24 Steve Ellcey <sje@cup.hp.com>
9469 * target.h (globalize_decl_name): New.
9470 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
9471 * output.h (default_globalize_decl_name): New.
9472 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
9474 (globalize_decl): Ditto.
9475 (default_globalize_decl_name): New.
9476 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
9477 (ia64_handle_version_id_attribute): New.
9478 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
9479 (ia64_asm_output_external): Use globalize_decl_name instead
9481 * doc/extend.texi (version_id): New pragma.
9482 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
9484 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9486 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
9487 _uleb128_t and _Unwind_SWord with _sleb128_t.
9488 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
9489 uw_frame_state_for, uw_update_context_1): Likewise.
9490 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
9491 * unwind-pe.h (read_uleb128, read_sleb128,
9492 read_encoded_value_with_base): Likewise.
9493 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
9495 2007-01-24 Richard Guenther <rguenther@suse.de>
9497 * builtins.c (expand_builtin_cexpi): Get the fndecl
9498 for cexp in the correct way.
9500 2007-01-24 Jan Hubicka <jh@suse.cz>
9502 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
9504 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9506 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
9507 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
9508 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
9509 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
9510 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
9511 __SIZEOF_PTRDIFF_T__.
9512 * doc/cpp.texi: Documentation for the new builtin macros added.
9514 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
9516 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
9517 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
9518 instead of operands[2] to avoid access past the end of array.
9520 2007-01-24 Richard Sandiford <richard@codesourcery.com>
9522 * reload1.c (emit_reload_insns): Pass the reload register
9523 for a non-spill output reload through forget_old_reloads_1.
9525 2007-01-23 Joseph Myers <joseph@codesourcery.com>
9527 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
9528 _SOFT_DOUBLE if doubles use software floating-point.
9529 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
9530 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
9531 * config/rs6000/darwin-ldouble.c: Also compile functions for
9532 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
9533 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
9534 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
9535 commented-out long double override.
9536 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
9537 * config/rs6000/eabispe.h: Likewise.
9538 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
9539 long double for non-SPE.
9540 (rs6000_handle_option): Likewise.
9541 (invalid_e500_subreg): Disallow more subregs involding DImode,
9542 DFmode, TImode or TFmode.
9543 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
9545 (legitimate_lo_sum_address_p): Also check for TFmode for E500
9547 (rs6000_legitimize_address): Also handle TFmode for E500 double.
9548 (rs6000_legitimize_reload_address): Also handle TFmode for E500
9550 (rs6000_legitimate_address): Also check for TFmode for E500
9552 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
9553 (spe_build_register_parallel): Handle TFmode and TCmode.
9554 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
9556 (function_arg): Handle TFmode and TCmode for E500 double.
9557 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
9559 (print_operand): Handle TFmode and TImode for %y.
9560 (rs6000_generate_compare): Handle TFmode comparisons for E500
9562 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
9563 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
9564 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
9565 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
9566 TFmode for E500 double.
9567 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
9568 (floatsidf2): Enable for E500 double.
9569 (movtf_softfloat): Use rs6000_nonimmediate_operand.
9570 (extenddftf2): Change to extenddftf2_fprs.
9571 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
9572 depending on TARGET_E500_DOUBLE.
9573 (extendsftf2): Enable for E500 double.
9574 (trunctfdf2): Enable for E500 double.
9575 (trunctfsf2): Change to trunctfsf2_fprs.
9576 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
9577 depending on TARGET_E500_DOUBLE.
9578 (floatsitf2): Enable for E500 double.
9579 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
9580 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
9581 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
9582 (negtf2): Change to negtf2_internal.
9583 (negtf2): New expander.
9584 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
9585 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
9586 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
9587 (movdi_internal32): Use rs6000_nonimmediate_operand.
9588 (unnamed splitter): Likewise.
9589 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
9590 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
9591 (SPE64TF, DITI): New mode macros.
9592 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
9595 (frob_<mode>_di_2): New.
9596 (frob_tf_di_8_2): New.
9597 (frob_di_df): Change to frob_di_<mode>; allow more modes.
9599 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
9601 (frob_ti_<mode>_8_2): New.
9602 (frob_ti_tf_2): New.
9603 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
9604 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
9606 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
9607 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
9608 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
9609 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
9610 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
9611 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
9614 2007-01-23 Ian Lance Taylor <iant@google.com>
9616 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
9618 (OBJS-archive): Reformat, alphabetize.
9619 (OBJS): Change out_object_file to OBJS-md.
9621 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
9623 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
9624 JUMP_P and CALL_P predicates where applicable.
9625 * config/i386/i386.c: Ditto.
9626 * config/i386/i386.md: Ditto.
9627 * config/i386/mmx.md: Ditto.
9628 * config/i386/predicates.md: Ditto.
9630 2007-01-22 Andreas Schwab <schwab@suse.de>
9632 * config/m68k/m68k.h: Fix comment.
9634 2007-01-22 Jan Hubicka <jh@suse.cz>
9636 * passes.c (init_optimization_passes): Do not rerun
9637 pass_early_warn_uninitialized.
9639 2007-01-22 Richard Guenther <rguenther@suse.de>
9641 PR tree-optimization/30038
9642 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
9644 (execute_cse_sincos_1): Likewise.
9645 (execute_cse_sincos): Likewise.
9646 (gate_cse_sincos): Likewise.
9647 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
9648 the cexpi() canonicalization of sincos().
9649 * tree-pass.h (pass_cse_sincos): Declare.
9650 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
9652 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
9654 PR rtl-optimization/29329
9655 * combine.c (replaced_rhs_insn): Rename to i2mod.
9656 (replaced_rhs_value): Rename to i2mod_new_rhs.
9657 (i2mod_old_rhs): New global variable.
9658 (combine_instructions): Adjust for above change. Save a copy of
9659 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
9660 note are substituted in the second instruction.
9661 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
9662 ditch the note if it pertains to the second eliminated register
9663 and this register is mentioned in i2mod_old_rhs.
9666 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
9668 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
9669 the insn to which the note was originally attached.
9671 2007-01-21 Jan Hubicka <jh@suse.cz>
9673 * ipa-inline.c (inlining_mode): Comment, move up.
9674 (cgraph_decide_inlining_incrementally): Do not perform inlining
9675 itself; fix handling of flattening of self recursive functions.
9676 (cgraph_find_cycles): Remove.
9677 (cgraph_flatten_node): Remove.
9678 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
9679 (try_inline): New function.
9680 (cgraph_early_inlining): Update call of
9681 cgraph_decide_inlining_incrementally. Apply inlining here.
9682 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
9684 2007-01-21 Dirk Mueller <dmueller@suse.de>
9687 * tree-vrp.c (check_array_bounds): do not warn
9688 about ADDR_EXPR's of ARRAY_REF's which are immediately
9689 used in binary expressions.
9691 2007-01-21 Ira Rosen <irar@il.ibm.com>
9693 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
9694 read_write_dep and macros for its access.
9695 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
9696 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
9697 argument, call vect_check_interleaving for every independent pair of
9698 data-refs. Mark loads that access the same memory location as a store
9700 (vect_check_dependences): Remove.
9701 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
9702 call, fix the call to vect_analyze_data_ref_dependence.
9703 (vect_analyze_data_ref_access): For statements that access the same
9704 data-ref, check that they are not stores; for loads, check that there
9705 is no store that access the same location.
9707 2007-01-20 Roger Sayle <roger@eyesopen.com>
9708 Joseph Myers <joseph@codesourcery.com>
9710 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
9711 (-fdump-rtl-stack): Likewise.
9712 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
9713 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
9714 (-mpt-fixed): Use @minus{} for minus sign.
9715 (Using Precompiled Headers): Fix under/overfull hbox.
9717 2007-01-20 Jan Hubicka <jh@suse.cz>
9719 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
9720 place within annotation.
9722 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9724 * pa.c (output_move_double): Change array size of xoperands to 4.
9726 2007-01-20 Jan Hubicka <jh@suse.cz>
9728 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
9731 2007-01-19 Ian Lance Taylor <iant@google.com>
9733 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
9734 constant to unsigned HOST_WIDE_INT before negating.
9736 2007-01-19 Ian Lance Taylor <iant@google.com>
9738 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
9740 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
9741 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
9742 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
9743 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
9744 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
9745 (realloc_vdef, realloc_vuse): Change second parameter to
9747 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
9749 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
9750 unsigned. Change x and lim locals to unsigned.
9751 (realloc_vdef, realloc_vuse): Change num_elem parameter to
9753 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
9754 (copy_virtual_operands): Change i and n locals to unsigned.
9756 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9759 * builtins.c (fold_builtin_1): Handle builtin fdim.
9761 2007-01-20 Jan Hubicka <jh@suse.cz>
9763 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
9764 * tree-ssa-structalias.c (compute_points_to_sets): Do call
9765 init_alias_heapvars.
9766 (init_alias_heapvars): Initialize only when not already initialized.
9767 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
9769 2007-01-19 Roger Sayle <roger@eyesopen.com>
9771 * common.opt (fsigned-zeros): New command line option.
9772 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
9773 of flag_unsafe_math_optimizations.
9774 * opts.c (set_fast_math_flags): The -ffast-math command line option
9775 implies -fno-signed-zeros.
9776 (fast_math_flags_set_p): Likewise.
9778 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
9779 the documentation of -ffast-math appropriately. Wrap long lines.
9781 2007-01-19 Steve Ellcey <sje@cup.hp.com>
9783 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
9784 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
9786 2007-01-19 Tomas Bily <tbily@suse.cz>
9788 * cgraphunit.c (cgraph_finalize_function): Updating of pid
9790 (tree_init_ic_make_global_vars): New function
9791 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
9792 (tree_gen_ic_profiler): New function
9793 (tree_gen_ic_func_profiler): New function
9794 (tree_profiling): Added calling of tree_gen_ic_func_profiler
9795 (tree_profile_hooks): Added hook for indirec/virtual calls
9796 * value-prof.c (tree_find_values_to_profile): New case for
9798 (tree_values_to_profile): Call for determining indirect/virtual
9800 (tree_indirect_call_to_profile): New function
9801 (tree_ic_transform): New function
9802 (tree_ic): New function
9803 (find_func_by_pid): New function
9804 (init_pid_map): New function
9805 (tree_value_profile_transformations): Added check for
9806 indirect/virtual call transformation
9807 * value-prof.h (enum hist_type): New counter type for
9808 indirect/virtual calls
9809 (profile_hooks): Added new hook for profiling indirect/virtual
9811 * profile.c (instrument_values): New case for indirect/virtual
9813 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
9814 (GCOV_COUNTER_V_INDIR): New counter type
9815 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
9816 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
9818 * cgraph.c: Definition of cgraph_max_pid
9819 (cgraph_create_node): Default init of pid attribute
9820 * cgraph.h: Declaration of cgraph_max_pid
9821 (struct cgraph_node): Added pid attribute
9822 * libgcov.c (__gcov_indirect_call_profiler): New function
9823 (__gcov_one_value_profiler_body): New function
9824 (__gcov_one_value_profiler): Body was moved to
9825 __gcov_one_value_profiler_body and calls it
9827 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
9829 * doc/gty.texi (Options): Document the mark_hook option to GTY.
9830 * gengtype.c (write_types_data, write_func_for_structure,
9831 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
9832 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
9833 (walk_type, write_func_for_structure): Generate the mark_hook if
9836 2007-01-19 Jan Hubicka <jh@suse.cz>
9838 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
9839 'early' argument take inlining mode argument specifying whether to
9840 inline for size/speeed or all functions; add support for flattening;
9842 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
9844 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9847 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
9848 the name of the declared identifier.
9850 2007-01-19 Dirk Mueller <dmueller@suse.de>
9852 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
9853 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
9854 duplicate evaluation.
9856 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
9858 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
9859 Macroize expander using X87MODEF12 mode macro. Extend operand 1
9860 to XFMode, use acosxf2 and truncate result to requested mode.
9861 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
9862 (asin<mode>2): Similarly, with asin expanders.
9863 (*fscalexf4_i387): Rename from *fscalexf4.
9864 (expNcorexf3): New expander.
9865 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
9866 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
9867 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
9868 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
9869 patterns for SSE math.
9870 (exp10<mode>2): Similarly, with exp10 expanders.
9871 (exp2<mode>2): Similarly, with exp2 expanders.
9872 (expm1<mode>2): Similarly, with expm1 expanders.
9873 (ldexp<mode>3): Similarly, with ldexp expanders.
9874 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
9875 Use gen_truncxf<mode>2_i387_noop to truncate result.
9877 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9879 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
9880 for ColdFire targets.
9882 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
9883 Richard Sandiford <richard@codesourcery.com>
9885 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
9886 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
9887 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
9888 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
9889 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
9890 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
9892 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9894 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
9895 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
9896 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
9897 (*adddi_dilshr32_cf): New pattern.
9898 (adddi3, subdi3): Remove first alternatives.
9900 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9902 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
9903 implemented using move.l, do not use its cc result for floating-point
9906 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9908 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
9909 from accepting 's' constraints if flag_pic.
9911 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9913 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
9914 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
9915 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
9916 condition from TARGET_68881 to TARGET_HARD_FLOAT.
9918 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
9920 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
9921 ColdFire alternatives.
9922 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
9923 * config/m68k/m68k.md (clzsi2): Define for ColdFire
9924 architectures that support ff1 instruction.
9926 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9927 Julian Brown <julian@codesourcery.com>
9929 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
9930 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
9931 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
9934 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9936 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
9938 (output_move_const_into_data_reg, output_move_simode_const): Delete.
9939 * config/m68k/m68k.c (const_method, const_int_cost): Take a
9940 HOST_WIDE_INT instead of an rtx.
9941 (m68k_rtx_costs): Update call accordingly.
9942 (output_move_const_into_data_reg): Likewise. Fix formatting.
9943 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
9945 (output_move_simode_const): Update calls after above changes.
9946 Rework to use automatic variables and predicates like MEM_P.
9947 * config/m68k/m68k.md (pushexthisi_const): Update call to
9950 2007-01-19 Dirk Mueller <dmueller@suse.de>
9952 * tree-ssa-alias.c (perform_var_substitution): Fix typo
9955 2007-01-19 Richard Guenther <rguenther@suse.de>
9957 * builtins.c (expand_builtin_cexpi): Fall back to expanding
9958 via cexp in case sincos is not available.
9960 2007-01-19 Richard Guenther <rguenther@suse.de>
9962 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
9963 * defaults.h (TARGET_HAS_SINCOS): Default to off.
9964 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
9965 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
9966 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
9967 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
9968 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
9969 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
9971 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
9973 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
9975 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
9976 (atan2xf3): Directly generate RTL pattern.
9977 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
9978 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
9979 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
9980 disable patterns for SSE math.
9981 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
9982 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
9983 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
9984 disable patterns for SSE math.
9986 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
9988 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
9990 2007-01-18 Roger Sayle <roger@eyesopen.com>
9992 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
9993 VIEW_CONVERT_EXPR to the same type as it's operand.
9995 2007-01-18 David Edelsohn <edelsohn@gnu.org>
9997 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
9998 configured for long double 128.
10000 2007-01-18 Mike Stump <mrs@apple.com>
10002 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
10005 2007-01-18 Michael Meissner <michael.meissner@amd.com>
10007 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
10010 2007-01-18 Jan Hubicka <jh@suse.cz>
10012 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
10013 greater than NUM_VOP_FREE_BUCKETS.
10015 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
10017 * tree-ssa-structalias.c: Update comments.
10018 (ptabitmap_obstack): Removed.
10019 (pta_obstack): New.
10020 (oldpta_obstack): Ditto.
10021 (stats): Add a few members.
10022 (struct variable_info): Remove node, complex, address_taken, and
10023 indirect_target members. Add oldsolution member.
10024 (new_var_info): Do not initialize removed members.
10025 (constraint_expr_type): Remove INCLUDES.
10026 (constraint_graph): Add size, implicit_preds, rep,
10027 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
10028 (FIRST_REF_NODE): New macro.
10029 (LAST_REF_NODE): Ditto.
10030 (FIRST_ADDR_NODE): Ditto.
10031 (find): New function.
10033 (dump_constraint): Do not handle INCLUDES.
10034 (insert_into_complex): Do not insert duplicate constraints.
10035 (condense_varmap_nodes): Renamed and rewritten into ...
10036 (merge_node_constraints): This. Also fix bug in handling of
10037 offseted copy constraints.
10038 (clear_edges_for_node): No longer need to deal with preds at all,
10039 or removing associated preds/succs.
10040 (merge_graph_nodes): Deal with indirect_cycles.
10041 Don't deal with predecessors.
10042 (add_implicit_graph_edge): New function.
10043 (add_pred_graph_edge): Ditto.
10044 (add_graph_edge): Don't deal with predecessors.
10045 (build_constraint_graph): Removed.
10046 (build_pred_graph): New function.
10047 (build_succ_graph): Ditto.
10048 (struct scc_info): Removed in_component. Added roots, dfs, and
10049 node_mapping. Remove visited_index, unification_queue.
10050 (scc_visit): Deal with union-find we do now.
10051 Deal with cycles with REF nodes.
10052 (collapse_nodes): Renamed and rewritten to ...
10053 (unify_nodes): This.
10054 (process_unification_queue): Removed.
10055 (topo_visit): Cleanup
10056 (do_da_constraint): Use find.
10057 (do_sd_constraint): Ditto.
10058 (do_ds_constraint): Ditto.
10059 (do_complex_constraint): Ditto.
10060 (init_scc_info): Update for removed and added members.
10061 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
10062 (find_indirect_cycles): This.
10063 (equivalence_class): New variable.
10064 (label_visit): New function.
10065 (perform_variable_substitution): Rewritten.
10066 (free_var_substitution_info): New function.
10067 (find_equivalent_node): Ditto.
10068 (move_complex_constraints): Ditto.
10069 (eliminate_indirect_cycles): Ditto.
10070 (solve_graph): Only propagate changed bits.
10071 Use indirect cycle elimination.
10073 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
10074 (tree_id_eq): Renamed to ...
10075 (tree_vi_eq): This. Update for member change
10076 (insert_id_for_tree): Renamed and rewritten to ...
10077 (insert_vi_for_tree): This.
10078 (lookup_id_for_tree): Renamed and rewritten to ...
10079 (lookup_vi_for_tree): This.
10080 (get_id_for_tree): Renamed and rewritten to ...
10081 (get_vi_for_tree): Ditto.
10082 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
10083 (process_constraint): Don't handle INCLUDES.
10084 Remove special ADDRESSOF case.
10085 (find_func_aliases): Rewrite to use vi functions instead of id
10087 (create_function_info_for): Ditto.
10088 (create_variable_info_for): Ditto.
10089 (intra_create_variable_infos): Ditto.
10090 (merge_smts_into): Ditto.
10091 (find_what_p_points_to): Ditto.
10092 (init_base_vars): Ditto.
10093 (init_alias_vars): Ditto.
10094 (remove_preds_and_fake_succs): New function.
10095 (dump_sa_points_to_info): Dump new stats.
10096 (dump_solution_for_var): Use find.
10097 (set_used_smts): Fix formatting.
10098 (compute_points_to_sets): Updated for new functions.
10099 (ipa_pta_execute): Ditto.
10101 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10102 Richard Sandiford <richard@codesourcery.com>
10104 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
10106 * calls.c (expand_call): If the return value is a PARALLEL,
10107 extract its first member.
10108 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
10109 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
10110 use FUNCTION_EXTRA_EPILOGUE.
10111 (m68k_function_value): Return a PARALLEL if the return value
10112 is of a pointer type.
10113 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
10114 (FUNCTION_EXTRA_EPILOGUE): Remove.
10115 * config/m68k/m68k.md (D0_REG): New constant.
10117 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10119 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
10120 output a NOP for empty epilogues.
10122 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10124 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
10125 before function. Extend register save check to include all
10126 registers, not just integer ones.
10128 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10130 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
10131 (m68k_use_return_insn): ...this.
10132 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
10133 * config/m68k/m68k.c (use_return_insn): Rename to...
10134 (m68k_use_return_insn): ...this.
10135 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
10136 of USE_RETURN_INSN.
10138 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10140 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
10141 nearest even, fix denormal rounding overflow.
10143 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10145 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
10146 f%$smove and f%$move.
10147 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
10148 (extendsfdf2_cf): Use fdmove instead of f%&move.
10149 (truncdfsf2_cf): Use fsmove instead of f%$smove.
10150 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
10152 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10154 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
10157 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10159 * real.h (real_format): Add a canonical_nan_lsbs_set field.
10160 (coldfire_single_format): Declare.
10161 (coldfire_double_format): Likewise.
10162 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
10163 of qnan_msb_set to determine the lower bits of a canonical
10165 (encode_ieee_double): Likewise.
10166 (encode_ieee_quad): Likewise.
10167 (ieee_single_format): Initialize canonical_nan_lsbs_set.
10168 (mips_single_format): Likewise.
10169 (ieee_double_format): Likewise.
10170 (mips_double_format): Likewise.
10171 (ieee_extended_motorola_format): Likewise.
10172 (ieee_extended_intel_96_format): Likewise.
10173 (ieee_extended_intel_128_format): Likewise.
10174 (ieee_extended_intel_96_round_53_format): Likewise.
10175 (ibm_extended_format): Likewise.
10176 (mips_extended_format): Likewise.
10177 (ieee_quad_format): Likewise.
10178 (mips_quad_format): Likewise.
10179 (vax_f_format): Likewise.
10180 (vax_d_format): Likewise.
10181 (vax_g_format): Likewise.
10182 (i370_single_format): Likewise.
10183 (i370_double_format): Likewise.
10184 (decimal_single_format): Likewise.
10185 (decimal_double_format): Likewise.
10186 (decimal_quad_format): Likewise.
10187 (c4x_single_format): Likewise.
10188 (c4x_extended_format): Likewise.
10189 (real_internal_format): Likewise.
10190 (coldfire_single_format): New real_format.
10191 (coldfire_double_format): Likewise.
10192 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
10193 canonical_nan_lsbs_set.
10194 (pdp11_d_format): Likewise.
10195 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
10196 if TARGET_COLDFIRE_CPU.
10198 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10200 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
10201 (output_call, m68k_legitimize_call_address): Declare.
10202 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
10203 parenthesees. Add support for a 'W' constraint.
10204 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
10205 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
10206 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
10207 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
10209 (override_options): Initialize them. Do not set flag_no_function_cse
10210 for TARGET_ID_SHARED_LIBRARY.
10211 (m68k_output_pic_call): Delete.
10212 (m68k_legitimize_call_address): New function.
10213 (print_operand): Remove the %o prefix. Handle the %p prefix.
10214 (output_call): New function.
10215 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
10216 target address from the GOT if symbolic jumps are not allowed.
10217 * config/m68k/m68k.md (call, general_operand): Do not set
10218 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
10219 Merge separate flag_pic and !flag_pic define_insns into...
10220 (*call, *call_value): ...these new patterns. Match the address
10221 rather than the containing MEM and require it to be a call_operand.
10222 Use output_call to generate the asm template.
10223 * config/m68k/predicates.md (const_call_operand): New predicate.
10224 (call_operand): Likewise.
10226 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10228 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
10229 (STACK_GROWS_DOWNWARD): Define to 1.
10230 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
10231 comments, emphasizing that these values are only defaults.
10232 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
10233 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
10235 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10237 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
10239 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10240 Richard Sandiford <richard@codesourcery.com>
10242 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
10243 (FP_REGNO_P): New macros.
10244 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
10245 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
10246 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
10247 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
10249 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10251 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10252 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
10254 * config/m68k/t-floatlib: New file, extracting common code from...
10255 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
10256 * config/m68k/t-uclinux: Here.
10257 * config/m68k/fpgnulib.c: Do not compile extendeed precision
10258 routines on ColdFire targets.
10260 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10262 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10263 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
10264 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
10265 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
10266 explicitly set MOTOROLA to 1.
10267 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
10269 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10270 Nathan Sidwell <nathan@codesourcery.com>
10272 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
10273 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
10274 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
10275 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
10276 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
10277 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
10278 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
10279 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
10280 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
10281 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
10282 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
10283 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
10284 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
10285 (DBX_REGISTER_NUMBER): Delete.
10286 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
10287 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
10288 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
10290 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10292 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
10293 * config/flat.h: New file.
10294 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
10295 OBJECT_FORMAT_FLAT.
10296 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
10297 indirect references for -msep-data or -mid-shared-library.
10298 Do not use PC-relative code addresses either.
10299 * config/m68k/m68k.c (override_options): Restrict -fPIC error
10301 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
10302 for shared libraries and crt1.o for executables. Use crti.o and
10304 (ENDFILE_SPEC): Use crtend.o and crtn.o.
10305 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
10306 Do not add -elf2flt or -shared-lib-id options here.
10307 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
10308 Pass -shared-lib-id if -mid-shared-library, taking the library
10309 identifier from -mshared-library-id if given, otherwise
10311 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
10312 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
10313 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
10314 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
10315 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
10316 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
10318 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
10319 jump sequence for ISA A and ISA A+.
10320 (PICJUMP): Likewise.
10322 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10324 * config.gcc (m68k-*-uclinux*): Base the port on the common
10325 and m68k GNU/Linux files rather than on the generic ELF ones.
10326 * config/m68k/uclinux.h (TARGET_VERSION): Override.
10327 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
10329 2007-01-18 Julian Brown <julian@codesourcery.com>
10330 Richard Sandiford <richard@codesourcery.com>
10332 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
10333 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10334 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
10336 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
10337 80 unconditionally.
10338 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10340 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10342 * doc/install.texi: Document m68k-uclinuxoldabi.
10343 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
10344 * config/m68k/uclinux-oldabi.h: New file, copied from
10345 config/m68k/uclinux.h.
10347 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
10349 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
10350 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
10351 (m32r_compute_frame_size): Use unsigned for regno.
10352 (m32r_reload_lr): Use gen_frame_mem.
10354 (m32r_output_function_epilogue): Don't output the function epilogue
10356 (m32r_expand_epilogue): New.
10357 (direct_return): Return false if the function has the interrupt
10359 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
10360 * config/m32r/m32r.md (epilogue): New expander.
10361 (return_lr, return_rte): New insns.
10362 (return): Make it expander.
10363 (return_normal): New expander.
10365 2007-01-18 Josh Conner <jconner@apple.com>
10368 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
10369 support for UNLE, UNLT, UNGE, and UNGT.
10371 2007-01-18 Jan Hubicka <jh@suse.cz>
10373 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
10374 * tree-tailcall (add_virtual_phis): Likewise.
10375 (optimize_tail_call): Return TODOs.
10376 (execute_tail_calls): Return TODOs.
10377 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
10378 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
10380 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
10381 Cleanup cfg using TODO.
10382 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
10383 * passes.c (execute_function_todo): When cleanup did something, remove
10385 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
10386 (make_edges): Don't cleanup_cfg.
10388 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
10390 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
10391 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
10392 operate on the top of stack.
10393 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
10394 register handling of instructions that output to the second
10396 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
10397 (move_for_stack_reg): Special-case check for dead destination
10398 stack slot for constant load of 1.0 inside UNSPEC_TAN.
10400 * config/i386/i386.md (UNSPEC_TAN): New constant.
10401 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
10402 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
10403 to correctly model move of constant 1.0 to top stack slot.
10404 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
10405 (unnamed peephole2 pattern): Remove corresponding peephole2
10406 pattern that optimizes tan insn and loading of constant 1.0.
10407 (tanxf2): Use fptanxf4_i387.
10408 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
10409 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
10410 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10411 disable patterns for SSE math.
10412 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
10413 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
10415 2007-01-18 Dirk Mueller <dmueller@suse.de>
10416 Richard Guenther <rguenther@suse.de>
10419 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
10420 * common.opt (Warray-bounds): Add new warning option.
10421 * c-opts.c (c_common_handle_option): Define -Warray-bounds
10423 * Makefile.in: make tree-vrp.o depend on toplev.h
10424 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
10426 (check_array_refs, check_array_bounds, check_array_ref): New.
10428 2007-01-18 Jan Hubicka <jh@suse.cz>
10430 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
10431 (execute_ssa_ccp): Return flags conditionally.
10432 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
10434 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
10436 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
10438 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
10439 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
10441 * Makefile.c (GTFILES): Add cfglayout.h.
10442 * gengtype.c (open_base_files): Likewise.
10443 * cfglayout.c (cfg_layout_function_footer,
10444 cfg_layout_function_header) Reindent to make gengtype happy.
10445 * cfglayout.h (cfg_layout_function_footer,
10446 cfg_layout_function_header): Add GTY(()) marker.
10448 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
10450 2007-01-18 Ben Elliston <bje@au.ibm.com>
10452 * genautomata.c (write_automata): Include xstrerror output in the
10453 error message if writing the DFA description file fails.
10455 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
10457 * config/mips/mips-protos.h (mips_output_external): Make it
10459 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
10460 * config/mips/mips.c (irix_output_external_libcall): Likewise.
10461 (extern_list): Likewise.
10462 (extern_head): Likewise.
10463 (TARGET_ASM_FILE_END): Likewise.
10464 (mips_file_end): Likewise.
10465 (mips_output_external): Rewritten.
10467 2007-01-18 Ben Elliston <bje@au.ibm.com>
10469 * genpreds.c (write_insn_preds_c): Only write out the function
10470 body for regclass_for_constraint if we have register constraints.
10472 2007-01-17 Tom Tromey <tromey@redhat.com>
10474 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
10475 * doc/install.texi (Testing): Use sourceware.org.
10476 (Binaries): Likewise.
10477 (Specific): Likewise.
10478 * doc/contrib.texi (Contributors): Use sourceware.org.
10480 2007-01-17 Anatoly Sokolov <aesok@post.ru>
10482 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
10483 (AVR_ENHANCED): Rename to ...
10484 (AVR_HAVE_MUL): ... new.
10485 (avr_enhanced_p): Rename to ...
10486 (avr_have_mul_p): ... new.
10487 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
10488 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
10489 * config/avr/avr.c (avr_enhanced_p): Rename to ...
10490 (avr_have_mul_p): ... new.
10491 (base_arch_s): Rename 'enhanced' to 'have_mul'.
10492 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
10493 'avr_enhanced_p' and 'enhanced'.
10494 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
10495 AVR_HAVE_MUL instead of AVR_ENHANCED.
10496 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
10497 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
10498 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
10499 instead of AVR_ENHANCED.
10500 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
10501 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
10502 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
10504 2007-01-17 Ian Lance Taylor <iant@google.com>
10506 * vec.h (VEC_reserve_exact): Define.
10507 (vec_gc_p_reserve_exact): Declare.
10508 (vec_gc_o_reserve_exact): Declare.
10509 (vec_heap_p_reserve_exact): Declare.
10510 (vec_heap_o_reserve_exact): Declare.
10511 (VEC_OP (T,A,reserve_exact)): New static inline function, three
10513 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
10514 negative parameter.
10515 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
10516 (VEC_OP (T,A,copy)) [all versions]: Likewise.
10517 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
10518 * vec.c (calculate_allocation): Add exact parameter. Change all
10520 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
10521 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
10522 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
10523 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
10524 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
10525 (vec_heap_p_reserve_exact): New function.
10526 (vec_heap_o_reserve_exact): New function.
10528 2007-01-17 Jan Hubicka <jh@suse.cz>
10530 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
10532 2007-01-17 Eric Christopher <echristo@apple.com>
10534 * config.gcc: Support core2 processor.
10536 2007-01-16 Jan Hubicka <jh@suse.cz>
10538 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
10539 the names, just unlink the chain so we don't crash on dangling pointers
10542 2007-01-16 Jan Hubicka <jh@suse.cz>
10544 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
10545 * tree-pass.h: Reorder to make IPA passes appear toegher.
10546 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
10547 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
10548 parameters, do not call early inliner.
10549 * ipa-inline.c: Update comments. Include tree-flow.h
10550 (cgraph_decide_inlining): Do not compute inlining parameters.
10551 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
10552 be called with function context set up.
10553 (pass_ipa_inline): Remove unreachable functions before pass.
10554 (cgraph_early_inlining): Simplify assuming to be called from the
10556 (pass_early_inline): New pass.
10557 (cgraph_gate_ipa_early_inlining): New gate.
10558 (pass_ipa_early_inline): Turn into simple wrapper.
10559 (compute_inline_parameters): New function.
10560 (gate_inline_passes): New gate.
10561 (pass_inline_parameters): New pass.
10562 (apply_inline): Move here from tree-optimize.c
10563 (pass_apply_inline): New pass.
10564 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
10566 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
10567 doing them by hand.
10568 (tree_function_versioning): Do not allocate dummy struct function.
10569 * tree-inline.h (optimize_inline_calls): Update prototype.
10570 * tree-optimize.c (execute_fixup_cfg): Export.
10571 (pass_fixup_cfg): Remove
10572 (tree_rest_of_compilation): Do not apply inlines.
10573 * tree-flow.h (execute_fixup_cfg): Declare.
10574 * Makefile.in (gt-passes.c): New.
10575 * passes.c: Include gt-passes.h
10576 (init_optimization_passes): New passes.
10577 (nnodes, order): New static vars.
10578 (do_per_function_toporder): New function.
10579 (execute_one_pass): Dump current pass here.
10580 (execute_ipa_pass_list): Don't dump current pass here.
10582 2007-01-16 Janis Johnson <janis187@us.ibm.com>
10584 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
10585 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
10587 2007-01-16 David Edelsohn <edelsohn@gnu.org>
10589 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
10590 (strong_alias): Define.
10591 (__gcc_qmul): Provide non-FMA for soft-float.
10592 (__gcc_qdiv): Same.
10597 (__gcc_qunord): New.
10607 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
10608 soft-float functions.
10609 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
10610 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
10611 about long double soft float.
10613 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
10614 Tehila Meyzels <tehila@il.ibm.com>
10616 * tree-vectorizer.h (is_pattern_stmt_p): New.
10617 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
10618 formatting (tabs instead of spaces). Cleanup and clarify setting
10619 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
10620 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
10621 (vectorizable_type_demotion): Check that types are integral.
10622 (vectorizable_type_promotion): Likewise.
10623 (vectorizable_store): Fix typo. Eliminate new-line at end of
10626 2007-01-16 Jan Hubicka <jh@suse.cz>
10628 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
10631 2007-01-15 Eric Christopher <echristo@apple.com>
10633 * ifcvt.c: Include vec.h, vecprim.h.
10634 (check_cond_move_block): New argument regs.
10635 Reorganize. Add registers used to regs.
10636 (cond_move_process_if_block): Use regs set above as
10639 2007-01-15 Eric Christopher <echristo@apple.com>
10641 * config/darwin.h: Update copyright.
10642 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
10643 (LINK_COMMAND_SPEC): Add -u.
10644 (LINK_SPEC): Fix umbrella for above.
10646 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
10648 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
10651 2007-01-15 Tom Tromey <tromey@redhat.com>
10653 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
10654 * doc/install.texi (Testing): Don't mention jacks.
10655 (Configuration): Document --enable-java-maintainer-mode. Move
10656 --with-java-home to libgcj-specific section. Document
10658 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
10660 2007-01-15 Jan Hubicka <jh@suse.cz>
10662 * tree-ssa-dce.c (DCE_TODOs): New.
10663 (propagate_necessity): Return if something changed.
10664 (eliminate_unnecessary_stmts): Likewise.
10665 (perform_tree_ssa_dce): Return TODO flags when needed.
10666 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
10668 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
10670 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
10671 (fyl2x_extend<mode>xf3_i387): New insn pattern.
10672 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
10673 patterns using X87MODEF12 mode macro. Extend operand 1
10674 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
10675 (log10<mode>2): Ditto.
10676 (log2<mode>2): Ditto.
10677 (log1p<mode>2): Ditto.
10678 (logb<mode>2): Ditto.
10679 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
10680 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
10681 (*fxtractxf3_i387): Rename from *fxtractxf3.
10682 (fxtract_extend<mode>xf3_i387): New insn pattern.
10683 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
10684 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
10685 and gen_fyl2xxf3_i387().
10687 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
10689 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
10690 * cfgloopmanip.c (fix_loop_placement): Made static. Use
10691 get_loop_exit_edges. Changed return type to bool.
10692 * cfgloop.h (fix_loop_placement): Declaration removed.
10694 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
10696 * param.h (MIN_VECT_LOOP_BOUND): New.
10697 * params.def (MIN_VECT_LOOP_BOUND): New.
10698 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
10699 argument - minimum threshold for number of iterations.
10700 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
10701 argument to declaration.
10702 * tree-vect-analyze.c (vect_analyze_operations): Check value of
10703 MIN_VECT_LOOP_BOUND.
10704 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
10705 slpeel_tree_peel_loop_to_edge with additional argument.
10706 (vect_do_peeling_for_alignment): Likewise.
10707 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
10709 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
10712 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
10713 operands of size 1.
10715 2007-01-14 Jan Hubicka <jh@suse.cz>
10717 * tree-dfa.c (remove_referenced_var): New function.
10718 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
10719 prune referenced vars list too.
10720 * tree-flow.h (remove_referenced_var): Declare.
10722 2007-01-14 Jan Hubicka <jh@suse.cz>
10724 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
10726 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
10727 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
10728 * except.h (verify_eh_throw_table_statements): Kill prototype.
10729 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
10730 into call exrepssions.
10731 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
10733 * tree-cfg.c: Include pointer-set.h.
10734 (verify_node_sharing): Work on pointer set.
10735 (verify_eh_throw_stmt_node): New.
10736 (verify_stmts): Use pointers sets, verify throw_stmt.
10738 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
10740 * ipa-reference.c (analyze_function): Consider also addresses taken
10743 2007-01-12 Roger Sayle <roger@eyesopen.com>
10745 * c-typeck.c (null_pointer_constant_p): Replace use of
10746 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
10747 (build_c_cast): Likewise.
10749 2007-01-12 Roger Sayle <roger@eyesopen.com>
10751 * tree.h (force_fit_type_double): Remove unused final argument.
10752 * c-common.c (constant_expression_warning): Replace use of
10753 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
10754 (convert_and_check): Likewise.
10755 (shorten_compare): Update call to force_fit_type_double.
10756 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
10757 * convert.c (convert_to_pointer): Update call to
10758 force_fit_type_double.
10759 * fold-const.c (force_fit_type_double): Remove overflowed_const
10761 (int_const_binop, fold_convert_const_int_from_int,
10762 fold_convert_const_int_from_real, fold_div_compare,
10763 fold_sign_changed_comparison, fold_unary, fold_negate_const,
10764 fold_abs_const, fold_not_const): Remove the final argument from
10765 calls to force_fit_type_double.
10767 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
10769 * configure.ac: Set insn to "nop" for spu-*-* also.
10770 * configure: Regenerate.
10772 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
10774 * builtins.def : Add BUILT_IN_FREE.
10776 2007-01-12 Jan Hubicka <jh@suse.cz>
10778 PR tree-optimization/30443
10779 * tree-inline.c (tree_function_versioning): Do not optimize when
10780 cloning for inlining.
10782 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
10784 * doc/loop.texi: Document recording of loop exits.
10785 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
10786 (update_single_exits_after_duplication,
10787 update_single_exit_for_duplicated_loop,
10788 update_single_exit_for_duplicated_loops): Removed.
10789 (duplicate_loop_to_header_edge): Do not call
10790 update_single_exits_after_duplication and
10791 update_single_exit_for_duplicated_loops.
10792 (loop_version): Do not update single_exit information.
10793 (fix_loop_structure): Use record_loop_exits instead of
10794 mark_single_exit_loops.
10795 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
10796 the lists of loop exits.
10797 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
10798 split_edge, merge_blocks): Update the lists of loop exits.
10799 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
10800 loop_optimizer_init.
10801 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
10802 of mark_single_exit_loops.
10803 (loop_optimizer_finalize): Call release_recorded_exits.
10804 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
10805 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
10806 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
10807 update single exit information.
10808 * lambda-code.c (perfect_nestify): Ditto.
10809 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
10810 (mark_single_exit_loops): Removed.
10811 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
10812 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
10813 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
10815 (get_loop_exit_edges, single_exit): Use recorded exit lists.
10816 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
10817 (verify_loop_structure): Verify consistency of the exit lists.
10818 (flow_loops_find): Use alloc_loop. Initialize exits hash.
10819 (set_single_exit): Removed.
10820 * cfgloop.h (struct loop_exit): New function.
10821 (struct loop): single_exit_ field replaced by exits field.
10822 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
10823 (struct loops): Added exits hash.
10824 (mark_single_exit_loops, set_single_exit): Declaration removed.
10825 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
10827 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10829 * doc/invoke.texi: Avoid use of @headitem.
10831 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10833 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
10835 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10837 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
10840 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
10841 Richard Sandiford <richard@codesourcery.com>
10843 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
10844 * config/m68k/m68k.opt: Resort options.
10845 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
10847 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
10848 Richard Sandiford <richard@codesourcery.com>
10850 * doc/invoke.texi: Document the macros that are defined by
10851 m68k's -mtune and -mhard-float options.
10852 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
10853 (m68k_cpp_cpu_family): Likewise.
10854 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
10855 of __ucfv*__ macros. Define __mcffpu__ if generating code for
10856 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
10857 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
10858 (m68k_cpp_cpu_family): Likewise.
10860 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10862 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
10863 macros besides mc68000 as tuning macros. Use a switch statement
10864 to set them and mcpu32.
10866 2007-01-12 Julian Brown <julian@codesourcery.com>
10868 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
10869 (TARGET_68040_ONLY): Rename to...
10870 (TARGET_68040): ...this.
10871 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
10872 * config/m68k/m68k.md: Likewise.
10874 2007-01-12 Julian Brown <julian@codesourcery.com>
10875 Nathan Sidwell <nathan@codesourcery.com>
10876 Richard Sandiford <richard@codesourcery.com>
10878 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
10879 the -mcpu= argument associated with the --with-cpu setting.
10880 Define M68K_DEFAULT_TUNE to the default -mtune= option,
10881 if different from the one implied by the -mcpu setting.
10882 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
10883 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
10884 * doc/invoke.texi: Mention ColdFire in the introduction to the
10885 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
10886 -mno-div and -mhard-float options. Make -m68881 a synonym for
10887 -mhard-float. Document the previously-undocumented -m5206e,
10888 -m528x, -m5307 and -m5407 options. Tweak the existing option
10889 documentation for consistency.
10890 * doc/install.texi: Mention new --with-cpu arguments.
10891 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
10892 default CPU if neither -mcpu nor -march are specified.
10893 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
10894 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
10895 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
10896 using m68k_tune to decide between families that implement the
10897 same ISA. Use m68k_tune to set __mcfv4e__.
10898 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
10899 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
10900 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
10901 (FL_ISA_C, FL_ISA_MMU): New macros.
10902 (MASK_COLDFIRE): Delete.
10903 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
10904 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
10905 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
10906 (TARGET_HARD_FLOAT): Do not define here.
10907 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
10908 (TUNE_68000): New macro.
10909 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
10910 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
10911 (TUNE_CFV2): Redefine in terms of m68k_tune.
10912 (uarch_type, target_device, fpu_type): New enums.
10913 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
10914 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
10915 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
10916 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
10917 (FL_FOR_isa_c): New macros.
10918 (m68k_isa): New enum.
10919 (m68k_target_selection): New structure.
10920 (all_devices, all_isas, all_microarchs): New tables.
10921 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
10922 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
10923 (MASK_ALL_CPU_BITS): Delete.
10924 (m68k_find_selection): New function.
10925 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
10926 Map the legacy target options to a combination of the new ones.
10927 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
10928 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
10929 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
10931 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
10932 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
10934 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
10935 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
10936 * config/m68k/m68k-devices.def: New file.
10938 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10939 Nathan Sidwell <nathan@codesourcery.com>
10941 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
10942 (SUBTARGET_EXTRA_SPECS): New macros.
10943 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
10944 use %(asm_cpu_spec) instead.
10945 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
10946 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
10947 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
10948 (EXTRA_SPECS): Rename to...
10949 (SUBTARGET_EXTRA_SPECS): ...this.
10951 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
10952 Richard Sandiford <richard@codesourcery.com>
10953 Julian Brown <julian@codesourcery.com>
10955 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10956 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
10957 to the configuration's default CPU.
10958 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
10959 Remove default masks.
10960 (m680[012]0-*-*): Set the default with_cpu to the first part of
10962 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
10963 (m68k*-*-linux): Extend the --with-cpu handling to...
10964 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
10965 and m68010. Don't set target_cpu_default2.
10966 * doc/install.texi: Document --with-cpu for m68k.
10967 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
10968 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
10969 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
10970 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
10971 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
10972 (ASM_SPEC): Remove use of %(asm_cpu_default).
10973 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
10974 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
10975 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
10976 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
10977 __HAVE_FPU__ if TARGET_HARD_FLOAT.
10978 (TARGET_DEFAULT): Delete.
10979 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
10980 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
10981 (CPP_CPU_SPEC): Delete.
10982 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
10983 the appropriate string.
10984 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
10985 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
10986 (ASM_SPEC): Don't use %(asm_default_spec).
10987 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
10988 TARGET_DEFAULT and add MASK_68881.
10989 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
10991 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10993 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
10994 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
10995 MASK_68010 alongside MASK_68020.
10996 * doc/invoke.texi: Document -m68010.
10997 * config/m68k/m68k.opt (m68010): New.
10998 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
11000 (TUNE_68010): New macro.
11001 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
11002 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
11003 (M68K_CPU_m68332): Add MASK_68010.
11004 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
11005 fallback definition.
11006 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
11008 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
11009 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
11010 to all entries that use MASK_68020.
11011 (output_move_simode_const, output_move_himode, output_move_qimode)
11012 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
11013 instead of TARGET_68020 to select clr behavior. Remove comment
11014 about there being no TARGET_68010.
11015 * config/m68k/m68k.md: Likewise throughout.
11017 2007-01-12 Julian Brown <julian@codesourcery.com>
11019 * config/m68k/m68k.h (TARGET_ISAB): New macro.
11020 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
11021 * config/m68k/m68k.md: Likewise.
11023 2007-01-12 Julian Brown <julian@codesourcery.com>
11025 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
11026 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
11028 2007-01-12 Julian Brown <julian@codesourcery.com>
11030 * config/m68k/m68k.h (TUNE_68040_60): New macro.
11031 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
11032 * config/m68k/m68k.md: Likewise.
11034 2007-01-12 Julian Brown <julian@codesourcery.com>
11035 Richard Sandiford <richard@codesourcery.com>
11037 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
11038 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
11039 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
11041 (TARGET_CPU32): Rename to...
11042 (TUNE_CPU32): ...this.
11043 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
11044 (TUNE_CFV2): New macros.
11045 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
11046 remove conditions that are implied by TARGET_68020.
11047 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
11048 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
11049 (m68k_output_function_epilogue): Likewise.
11050 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
11051 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
11052 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
11053 non-68000 timings. Refactor multiplication and division costs.
11054 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
11055 TUNE_CPU32 instead of TARGET_CPU32.
11056 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
11057 and TUNE_68060 instead of TARGET_68060.
11058 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
11059 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
11061 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
11062 && !TARGET_COLDFIRE" to choose between moveq and clr.
11063 Likewise in the unnamed movsf pattern.
11064 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
11065 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
11068 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11070 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
11071 of tabbing before backslashes.
11073 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11075 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
11076 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
11077 (ASM_OUTPUT_INTERNAL_LABEL): Define.
11079 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11081 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
11082 find_interesting_uses_cond.
11083 (find_interesting_uses_cond): Use extract_cond_operands.
11084 (rewrite_use_compare): Use extract_cond_operands and
11085 force_gimple_operand_bsi. Do not call update_stmt.
11086 (determine_use_iv_cost_condition): Use extract_cond_operands.
11087 Return cheaper of using original bound and changing the exit bound.
11089 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11091 PR tree-optimization/29516
11092 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
11093 most_expensive_mult_to_index, addr_to_parts,
11094 create_mem_ref, maybe_fold_tmr): Make the type of
11095 fields of TARGET_MEM_REF sizetype.
11096 (move_fixed_address_to_symbol, move_pointer_to_base):
11098 * tree.def (TARGET_MEM_REF): Add comment on types of
11101 2007-01-11 Joseph Myers <joseph@codesourcery.com>
11103 * c-common.c (vector_types_convertible_p): Treat opaque types as
11104 always convertible if they have the same size, but not otherwise.
11106 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
11108 * ifcvt.c (struct noce_if_info): Add comments to the fields.
11109 Remove the b_unconditional field.
11110 (noce_try_sign_mask): Do not look at b_unconditional.
11111 (noce_process_if_block): Do not use merge_if_blocks. Update
11112 the CFG here. Do not set b_unconditional.
11113 (cond_move_process_if_block): Likewise.
11114 (find_cond_trap): Likewise.
11115 (check_cond_move_block): Require simple jump insns at the end
11116 of the basic block.
11118 2007-01-11 Jan Hubicka <jh@suse.cz>
11120 PR tree-optimization/1046
11121 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
11122 when alias info is not ready.
11123 (pass_tail_recursion): Do not require aliasing.
11124 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
11125 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
11126 * tree-ssa-copy.c (pass_copy_prop): Likewise.
11127 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
11128 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
11129 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
11130 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
11132 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
11133 When aliasing is not build, mark statement as volatile.
11135 2007-01-11 Tom Tromey <tromey@redhat.com>
11137 PR preprocessor/15185, PR preprocessor/20989:
11138 * doc/cppopts.texi <-MT>: Update description of algorithm for
11139 computing default target.
11140 <-M, -MD>: Reword "basename" text.
11142 2007-01-11 Roger Sayle <roger@eyesopen.com>
11144 * builtins.c (expand_builtin_pow, expand_builtin_powi,
11145 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
11146 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
11147 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
11148 fold_builtin_bswap, real_constp, fold_builtin_pow,
11149 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
11150 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
11151 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11152 * convert.c (convert_to_pointer): Likewise.
11153 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
11154 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
11155 const_binop, fold_convert_const_int_from_int,
11156 fold_convert_const_int_from_real,
11157 fold_convert_const_real_from_real, sign_bit_p,
11158 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
11159 fold_sign_changed_comparison, fold_unary, fold_comparison,
11160 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
11161 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
11162 * print-tree.c (print_node_brief, print_node): Likewise.
11163 * stor-layout.c (place_field, layout_type): Likewise.
11164 * tree-chrec.c (keep_cast): Likewise.
11165 * tree.c (build_vector, build_real, build_real_from_int_cst,
11166 build_complex): Likewise.
11168 2007-01-11 Roger Sayle <roger@eyesopen.com>
11170 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
11171 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
11173 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
11175 * configure.ac (strict1_warn): Rename to strict_warn.
11176 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
11177 cc_set_by_configure, quoted_cc_set_by_configure,
11178 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
11179 all_boot_languages, all_stagestuff): Remove.
11180 (target_list): Remove bootstrap targets.
11181 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
11182 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
11183 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
11184 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
11185 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
11186 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
11187 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
11188 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
11189 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
11190 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
11191 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
11192 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
11193 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
11194 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
11195 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
11196 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
11197 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
11198 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
11199 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
11200 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
11201 (mostlyclean): Adjust.
11202 (clean, distclean): Don't mention bootstrap stuff.
11203 * configure: Regenerate.
11204 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
11205 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
11206 treelang/config-lang.in (stagestuff): Remove.
11207 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
11208 stageprofile, stagefeedback, stagestuff): Remove mention.
11210 2007-01-11 Nick Clifton <nickc@redhat.com>
11212 * config/mcore/predicates.md (mcore_general_movesrc_operand):
11214 (mcore_general_movdst_operand): Do not accept CONST_INTs.
11215 (mcore_arith_K_S_operand): Run the test for the S constraint not
11216 the test for the M constraint.
11217 (mcore_addsub_operand): Do not accept integer values that are
11218 larger than 32 bits.
11219 * config/mcore/mcore.md: Remove unused constraints from split.
11220 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
11221 (addsi3): Likewise.
11222 (allocate_stack): Likewise.
11223 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
11224 operands to 32 bits.
11225 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
11227 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
11228 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
11229 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
11230 mcore_output_bclri, mcore_output_andn, output_inline_const,
11231 mcore_output_move, mcore_output_movedouble): Likewise.
11232 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
11233 (output_inline_const): Likewise.
11234 (output_inline_const): Fix format strings used in sprintf
11236 * config/mcore/mcore-protos.h: Update prototypes for changed
11237 functions in mcore.c.
11238 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
11239 HOST_WIDE_INT and not int.
11240 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
11241 CONST_OK_FOR_N): Likewise.
11242 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
11243 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
11246 2007-01-10 Jan Hubicka <jh@suse.cz>
11248 * tree-vrp.c (remove_range_assertions): Release defs.
11249 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
11250 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
11252 2007-01-10 Paul Brook <paul@codesourcery.com>
11254 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
11255 * config/arm/arm.md (mulsi3subsi): New insn.
11257 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
11259 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
11260 (tree_transform_and_unroll_loop): New.
11261 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
11264 2007-01-10 Robert Kennedy <jimbob@google.com>
11266 * fold-const.c (fold_comparison): Fold comparisons like (x *
11267 1000 < 0) to (x < 0).
11269 2007-01-10 Ian Lance Taylor <iant@google.com>
11271 * tree-pretty-print.c (dump_generic_node): Print parentheses when
11272 operands have the same priority.
11274 2007-01-10 Tom Tromey <tromey@redhat.com>
11276 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
11277 (fold_binary): Likewise.
11278 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
11279 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
11280 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
11281 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
11282 * langhooks.h (struct lang_hooks): Removed field
11283 'can_use_bit_fields_p'.
11285 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
11287 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
11289 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
11291 * function.c (get_last_funcdef_no): New function.
11292 * function.h (get_last_funcdef_no): Declare.
11293 * tree-inline.c (initialize_cfun): Add initialization.
11294 (tree_function_versioning): Cleanup.
11296 2007-01-10 Jan Hubicka <jh@suse.cz>
11298 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
11301 2007-01-10 Sa Liu <saliu@de.ibm.com>
11302 Ben Elliston <bje@au.ibm.com>
11304 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
11305 for SAVE_NONLOCAL and Pmode for any other save level.
11306 * spu-protos.h (spu_restore_stack_block): Declare.
11307 * spu.md (save_stack_block): Remove.
11308 (restore_stack_block): Call spu_restore_stack_block.
11309 * spu.c (spu_restore_stack_block): New function.
11310 (spu_expand_epilogue): Remove old comment.
11312 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
11314 PR tree-optimization/30322
11315 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
11316 (cand_value_at): Return the value as aff_tree.
11317 (may_eliminate_iv): Convert the bound from aff_tree to tree.
11318 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
11319 aff_combination_mult): New functions.
11320 (aff_combination_add): Use aff_combination_add_cst.
11321 (aff_combination_convert): Allow conversions to a wider type.
11322 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
11323 * tree-affine.h (aff_combination_mult): Declare.
11325 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
11327 * doc/tm.texi: Update documentation to reflect reality of exec
11328 and start file search behaviours. Update copyright year.
11329 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
11330 header file directories.
11332 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
11334 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
11335 (*cosxf2): Rename to cosxf2_i387.
11336 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
11337 using X87MODEF12 mode macro. Rename patterns to
11338 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
11340 (*cosdf2, *cossf2): Ditto.
11341 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
11342 to match extended input operands.
11343 (sincos<mode>3): New expander.
11344 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
11345 insn patterns and corresponding splitters.
11347 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
11349 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
11350 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
11352 2007-01-09 Nicolas Pitre <nico@cam.org>
11355 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
11357 2007-01-08 Geoffrey Keating <geoffk@apple.com>
11359 * target.h (struct gcc_target): New field library_rtti_comdat.
11360 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
11361 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
11362 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
11363 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
11365 2007-01-08 Geoffrey Keating <geoffk@apple.com>
11367 * doc/invoke.texi (Optimize Options): Correct description of -O0.
11369 2007-01-08 Richard Guenther <rguenther@suse.de>
11371 * tree.h (force_fit_type_double): Export.
11372 (force_fit_type): Remove.
11373 * fold-const.c (force_fit_type_double): New function.
11374 (force_fit_type): Remove.
11375 (int_const_binop): Use it.
11376 (fold_convert_const_int_from_int): Likewise.
11377 (fold_convert_const_int_from_real): Likewise.
11378 (fold_div_compare): Likewise.
11379 (fold_sign_changed_comparison): Likewise.
11380 (fold_unary): Likewise.
11381 (fold_negate_const): Likewise.
11382 (fold_abs_const): Likewise.
11383 (fold_not_const): Likewise.
11384 * c-common.c (shorten_compare): Use force_fit_type_double.
11385 * convert.c (convert_to_pointer): Likewise.
11387 2007-01-08 Richard Guenther <rguenther@suse.de>
11389 * tree.h (build_int_cst_wide_type): Export.
11390 * tree.c (build_int_cst_wide_type): New function.
11391 (build_int_cst_wide): Fix comment.
11392 * builtins.c (fold_builtin_object_size): Use build_int_cst
11393 to build -1 or 0 of the correct type. Use fit_double_type
11394 to check for overflow.
11395 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
11397 (decode_field_reference): Likewise.
11398 (all_ones_mask_p): Likewise.
11399 (native_interpret_int): Use build_int_cst_wide_type.
11400 (fold_binary): Use build_int_cst_type to build an all-ones
11402 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
11404 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
11406 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
11408 2007-01-09 Ben Elliston <bje@au.ibm.com>
11410 * genautomata.c (STATS_OPTION): New option.
11411 (stats_flag): New flag.
11412 (gen_automata_option): Handle it.
11413 (initiate_automaton_gen): Ditto.
11414 (write_automata): Output statistics only if stats_flag is
11415 set. Likewise, output time statistics only if time_flag is set.
11416 * doc/md.texi (Processor pipeline description): Document new flag.
11418 2007-01-08 Richard Guenther <rguenther@suse.de>
11420 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
11421 * tree.c (build_int_cst_type): Likewise.
11422 (size_in_bytes): Don't call force_fit_type on the result.
11423 (int_fits_type_p): Use fit_double_type.
11424 * fold-const.c (fit_double_type): New function.
11425 (force_fit_type): Use it.
11426 * tree.h (fit_double_type): Export.
11428 2007-01-08 Jan Hubicka <jh@suse.cz>
11430 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
11431 * ipa.c (function_and_variable_visibility): Fix return type.
11433 2007-01-08 Richard Guenther <rguenther@suse.de>
11435 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
11436 of offset to build the index.
11437 * tree-pretty-print.c (dump_generic_node): Don't build negated
11438 const just for printing.
11439 * c-pretty-print.c (pp_c_integer_constant): Likewise.
11440 * builtins.c (fold_builtin_int_roundingfn): Check if result
11441 fits the type by using force_fit_type and comparing the result.
11442 * predict.c (predict_loops): Use compare_tree_int for comparison.
11443 * tree.c (build_int_cst): Fall back to integer_type_node for
11445 (build_int_cst_wide): Assert type is non-null.
11447 2007-01-08 Roberto Costa <roberto.costa@st.com>
11449 * tree-vrp.c (extract_range_from_cond_expr): New.
11450 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
11451 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
11453 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
11454 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
11455 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
11456 used as expressions.
11457 * tree-object-size.c (cond_expr_object_size): New.
11458 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
11460 2007-01-08 Jan Hubicka <jh@suse.cz>
11462 * tree-ssa-forwprop.c (forward_propagate_into_cond,
11463 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
11466 2007-01-08 Richard Guenther <rguenther@suse.de>
11468 PR tree-optimization/23603
11469 * tree-vrp.c (set_value_range_to_truthvalue): New function.
11470 (extract_range_from_binary): Fall back to truthvalue instead of
11471 varying for TRUTH_*_EXPR.
11472 (extract_range_from_comparison): Fall back to truthvalue instead of
11474 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
11475 if all visited PHI values were constant.
11477 2007-01-08 Jan Hubicka <jh@suse.cz>
11479 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
11480 (cgraph_analyze_function): break out from ...
11481 (cgraph_finalize_compilation_unit): ... here.
11482 (cgraph_expand_function): Remove forgoten commented out line.
11483 (cgraph_optimize): Analyze functions.
11485 2007-01-08 Jan Hubicka <jh@suse.cz>
11487 * tree-pas.h (TODO_remove_function): New flag.
11488 (TODO_update*): Renumber.
11489 (pass_ipa_increase_alignment,
11490 pass_ipa_function_and_variable_visibility): New passes.
11491 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
11492 (cgraph_function_and_variable_visibility): Move to ipa.c
11493 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
11494 cgraph_increase_alignment.
11495 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
11496 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
11497 calling tree-inline.
11498 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
11499 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
11500 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
11501 (gate_increase_alignment): New function.
11502 (pass_ipa_increase_alignment): New pass.
11503 * ipa.c: Inline tree-pass.h and timevar.h
11504 (function_and_variable_visibility): Move here from cgraphunit.c
11505 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
11506 * passes.c (init_optimization_passes): Add the two new passes.
11507 (execute_todo): Handle cgraph_remove_functions.
11509 2007-01-08 Nick Clifton <nickc@redhat.com>
11511 * config/frv/predicates.md (reg_or_0_operand): Accept
11514 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
11516 * config/bfin/rtems.h, config/bfin/t-rtems: New.
11517 * config.gcc: Add bfin*-rtems*.
11519 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
11521 * c.opt: Add -flax-vector-conversions.
11522 * c-typeck.c (convert_for_assignment): Pass flag to
11523 vector_types_convertible_p to allow emission of note.
11524 (digest_init): Likewise.
11525 * c-opts.c: Handle -flax-vector-conversions.
11526 * c-common.c (flag_lax_vector_conversions): New.
11527 (vector_types_convertible_p): Unless -flax-vector conversions
11528 has been passed, disallow conversions between vectors with
11529 differing numbers of subparts and/or element types. If such
11530 a conversion is disallowed, possibly emit a note on the first
11531 occasion only to inform the user of -flax-vector-conversions.
11532 The new last argument specifies this.
11533 * c-common.h (flag_lax_vector_conversions): New.
11534 (vector_types_convertible_p): Add extra argument.
11535 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
11536 char_type_node for V*QI type vectors.
11537 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
11538 Update to satisfy new typechecking rules.
11539 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
11540 C and C++ variants.
11541 * doc/invoke.texi (C Dialect Options): Document
11542 -flax-vector-conversions.
11544 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
11546 PR tree-optimization/29877
11547 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
11548 a register variable on the RHS to not be replaceable.
11550 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
11551 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
11552 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
11553 const_simm15, const_pow2, const_npow2): Added.
11554 * config/score/misc.md (insv, extv, extzv, movmemsi,
11555 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
11556 * config/score/score.c (score_address_cost, score_select_cc_mode):
11558 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
11559 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
11560 Update score_print_operand.
11561 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
11562 Adjust register allocate order and update some macro define.
11563 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
11564 mdx_block_move_straight, mdx_block_move_loop_head,
11565 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
11566 mdx_block_move): Added.
11567 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
11568 mdp_limm): Updated and fix some bug and typo.
11569 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
11570 (movsf, movdf, doloop_end): Added.
11572 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
11574 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
11575 config/arm/thumb2.md: Fix comment typos.
11576 * doc/extend.texi: Fix a typo.
11578 2007-01-07 Eric Christopher <echristo@apple.com>
11580 * configure.ac: Check for __stack_chk_fail for darwin.
11581 * configure: Regenerate.
11583 2007-01-07 Richard Guenther <rguenther@suse.de>
11585 * tree-vrp.c (extract_range_from_assert): CSE calls to
11586 compare_values where possible.
11587 (extract_range_from_unary_expr): Likewise.
11589 2007-01-07 Anatoly Sokolov <aesok@post.ru>
11591 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
11592 * config/avr/avr.c (call_insn_operand): Delete function.
11593 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
11594 instead of register number. Use predicates.
11595 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
11596 call_insn_operand): Add.
11598 2007-01-06 Jan Hubicka <jh@suse.cz>
11600 * tree-pass.h (pass_build_cgraph_edges): Declare.
11601 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
11602 (visited_nodes): Remove.
11603 (cgraph_create_edges): Move to cgraphbuild.c; rename to
11604 build_cgrpah_edges; make visited_nodes local.
11605 (cgraph_process_new_functions): DO not call initialize_inline_failed.
11606 (record_references_in_initializer): Move to cgraphbuild.c
11607 (initialize_inline_failed, rebuild_cgraph_edges,
11608 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
11609 (verify_cgraph_node): Make visited_nodes local.
11610 (cgraph_analyze_function): Do not call cgraph_create_edges and
11611 initialize_inline_failed.
11612 (cgraph_expand_function): Do not call cgraph_lower_function;
11613 assert that function is already lowered.
11614 * Makefile.in (cgraphbuild.o): New.
11615 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
11616 at the end of lowering passes.
11618 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
11620 * ifcvt.c (cond_move_convert_if_block): New function, code
11621 factored out from...
11622 (cond_move_process_if_block): ...here. Call the new function
11623 on the THEN and ELSE blocks.
11624 (merge_if_block): Do not copy global_live_at_end, merge_blocks
11625 already takes care of this.
11627 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11630 * tree.h (TREE_OVERFLOW_P): New.
11631 * c-typeck.c (parser_build_unary_op): Warn only if result
11632 overflowed and operands did not.
11633 (parser_build_binary_op): Likewise.
11634 (convert_for_assignment): Remove redundant overflow_warning.
11635 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
11637 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11639 * c-typeck.c (store_init_value): Split over two lines to follow
11640 the GNU coding style.
11642 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
11644 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
11645 __GXX_EXPERIMENTAL_CXX0X__.
11646 * doc/cpp.texi: Same.
11648 2007-01-05 Richard Guenther <rguenther@suse.de>
11650 PR middle-end/27826
11651 * tree.c (get_narrower): Do not construct COMPONENT_REFs
11652 with mismatched types. Instead explicitly build a
11653 conversion NOP_EXPR.
11655 2007-01-05 Ian Lance Taylor <iant@google.com>
11657 * c-common.c (decl_with_nonnull_addr_p): New function.
11658 (c_common_truthvalue_conversion): Call it.
11659 * c-typeck.c (build_binary_op): Likewise.
11660 * c-common.h (decl_with_nonnull_addr_p): Declare.
11662 2007-01-05 Jakub Jelinek <jakub@redhat.com>
11665 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
11668 2007-01-05 Joel Brobecker <brobecker@adacore.com>
11670 * doc/install.texi (Final install): Document the fact that
11671 the GNAT runtime should not be stripped.
11673 2007-01-04 Jan Hubicka <jh@suse.cz>
11675 * tree-inline.c (fold_marked_statements): Update operand caches
11676 and EH after folding
11678 2007-01-04 Ian Lance Taylor <iant@google.com>
11680 * c-common.c (check_function_nonnull): Whitespace fix.
11682 2007-01-04 Jan Hubicka <jh@suse.cz>
11684 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
11685 comitted older version of patch.
11686 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
11687 function, celanup cfg and collect garbage.
11689 2007-01-04 Mike Stump <mrs@apple.com>
11691 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
11694 2007-01-04 Eric Christopher <echristo@apple.com>
11696 * libgcc2.c (__bswapsi2): Use SItype.
11697 (__bswapdi2): Use DItype.
11698 * libgcc2.h: Update for above.
11700 2007-01-04 Paul Brook <paul@codesourcery.com>
11702 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
11703 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
11704 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
11705 umulsidi3, umulsidi3adddi, smulsi3_highpart,
11706 umulsi3_highpart): Make conditional on !arm_arch6.
11707 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
11708 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
11709 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
11710 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
11711 umulsi3_highpart_v6): New insns.
11713 2007-01-04 Roger Sayle <roger@eyesopen.com>
11715 * fold-const.c (fold_convert): When casting an expression to void,
11716 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
11717 have a type. Instead of attempting to build a NOP_EXPR, return
11718 these "special" trees directly.
11720 2007-01-04 Joseph Myers <joseph@codesourcery.com>
11722 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
11723 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
11724 rs6000_cost->fp not 0 as adjustment for outer NEG.
11726 2007-01-04 Jan Hubicka <jh@suse.cz>
11728 * cgraph.c (cgraph_release_function_body): New function.
11729 (cgraph_remove_node): Use it.
11730 * cgraph.h (cgraph_release_function_body): Declare.
11731 * cgraphunit.c (cgraph_expand_function): Use it.
11732 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
11733 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
11734 is initialized and while compilation of other function is running.
11735 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
11736 statement CFG annotations from here to ...
11737 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
11739 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
11741 * cfgloop.h (enum li_flags): Make the constants powers of two.
11743 2007-01-04 Jan Hubicka <jh@suse.cz>
11745 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
11747 (fold_marked_statements): New function.
11748 (optimize_inline_calls, tree_function_versioning): Fold new statements.
11749 * tree-inline.h (copy_body_data): Add statements_to_fold.
11751 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
11753 * config.gcc: Mention libgcc/config.host.
11754 * Makefile.in: Update comments mentioning libgcc.
11755 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
11756 (all.cross, start.encap, rest.encap, rest.cross): Update
11757 dependencies for libgcc move.
11758 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
11759 (clean-target, clean-target-libgcc): Delete.
11760 (srcdirify, GCC_EXTRA_PARTS): New macros.
11761 (libgcc-support, libgcc.mvars): New rules.
11762 (distclean): Remove mention of mklibgcc.
11763 (install): Don't reference INSTALL_LIBGCC.
11764 (install-common): Don't reference EXTRA_PARTS.
11765 (install-libgcc, install-multilib): Delete rules.
11766 * mklibgcc.in: Delete file.
11767 * doc/configfiles.texi: Don't mention mklibgcc.
11769 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
11770 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
11771 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
11772 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
11773 (mklibgcc, ldblspecs): Likewise.
11775 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
11776 (posixpre.def): Use $(T).
11777 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
11778 (SHLIB_SRC, SHLIB_INSTALL): Delete.
11779 (SHLIB_LINK): Make dummy.
11780 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
11782 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
11784 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
11785 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
11786 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
11787 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
11789 * configure.ac (all_outputs): Remove mklibgcc.
11790 * configure: Regenerated.
11792 2007-01-03 Josh Conner <jconner@apple.com>
11794 PR middle-end/29683
11795 * calls.c (compute_argument_addresses): Set stack and stack_slot
11796 for partial args, too.
11797 (store_one_arg): Use locate.size.constant for the size when
11798 generating a save_area.
11800 2007-01-03 Robert Kennedy <jimbob@google.com>
11802 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
11803 whose definitions are deleted due to basic block merging.
11805 2007-01-03 Paul Brook <paul@codesourcery.com>
11808 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
11810 (use_return_insn): Return 0 for Thumb interrupt functions.
11811 (print_multi_reg): Add rfe argument for IRQ returns.
11812 (arm_output_epilogue): Pop interrupt return address directly into PC.
11813 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
11815 2007-01-03 Paul Brook <paul@codesourcery.com>
11817 Merge from sourcerygxx-4_1.
11818 * config/arm/thumb2.md: New file.
11819 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
11821 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
11822 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
11823 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
11824 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
11826 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
11827 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
11829 * config/arm/ieee754-sf.S: Ditto.
11830 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
11831 (thumb1_base_register_rtx_p): ... to this.
11832 (thumb_index_register_rtx_p): Rename...
11833 (thumb1_index_register_rtx_p): ... to this.
11834 (thumb_output_function_prologue): Rename...
11835 (thumb1_output_function_prologue): ... to this.
11836 (thumb_legitimate_address_p): Rename...
11837 (thumb1_legitimate_address_p): ... to this.
11838 (thumb_rtx_costs): Rename...
11839 (thumb1_rtx_costs): ... to this.
11840 (thumb_compute_save_reg_mask): Rename...
11841 (thumb1_compute_save_reg_mask): ... to this.
11842 (thumb_final_prescan_insn): Rename...
11843 (thumb1_final_prescan_insn): ... to this.
11844 (thumb_expand_epilogue): Rename...
11845 (thumb1_expand_epilogue): ... to this.
11846 (arm_unwind_emit_stm): Rename...
11847 (arm_unwind_emit_sequence): ... to this.
11848 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
11849 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
11850 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
11851 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
11852 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
11853 thumb2_output_casesi): New functions.
11854 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
11855 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
11856 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
11857 THUMB2_WORK_REGS): Define.
11858 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
11859 arm_condexec_mask, arm_condexec_masklen)): New variables.
11860 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
11861 (arm_override_options): Check new CPU capabilities.
11862 Set new architecture flag variables.
11863 (arm_isr_value): Handle v7m interrupt functions.
11864 (user_return_insn): Return 0 for v7m interrupt functions. Handle
11866 (const_ok_for_arm): Handle Thumb-2 constants.
11867 (arm_gen_constant): Ditto. Use movw when available.
11868 (arm_function_ok_for_sibcall): Return false for v7m interrupt
11870 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
11871 (thumb_find_work_register, arm_load_pic_register,
11872 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
11873 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
11874 print_multi_reg, output_mov_long_double_fpa_from_arm,
11875 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
11876 output_mov_double_fpa_from_arm, output_move_double,
11877 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
11878 output_return_instruction, arm_output_function_prologue,
11879 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
11880 arm_output_mi_thunk, thumb_set_return_address): Ditto.
11881 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
11882 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
11883 (arithmetic_instr, shift_op): Use arm_shift_nmem.
11884 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
11886 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
11887 (thumb_expand_prologue): Use thumb_set_frame_pointer.
11888 (arm_file_start): Output directive for unified syntax.
11889 (arm_unwind_emit_set): Handle stack alignment instruction.
11890 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
11891 Add v6t2, v7, v7a, v7r and v7m.
11892 (RETLDM): Add Thumb-2 code.
11893 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
11894 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
11895 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
11896 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
11897 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
11898 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
11899 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
11900 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
11901 ADJUST_INSN_LENGTH): Define.
11902 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
11903 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
11904 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
11905 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
11906 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
11907 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
11908 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
11909 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
11910 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
11911 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
11912 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
11913 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
11914 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
11915 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
11916 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
11917 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
11918 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
11920 * config/arm/arm-tune.md: Regenerate.
11921 * config/arm/arm-protos.h: Update prototypes.
11922 * config/arm/vfp.md: Enable patterns for Thumb-2.
11923 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
11924 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
11925 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
11926 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
11927 * config/arm/libunwind.S: Add Thumb-2 code.
11928 * config/arm/constraints.md: Update include Thumb-2.
11929 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
11930 * config/arm/ieee754-df.S: Ditto.
11931 * config/arm/bpabi.S: Ditto.
11932 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
11933 * config/arm/predicates.md (low_register_operand,
11934 low_reg_or_int_operand, thumb_16bit_operator): New.
11935 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
11936 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
11937 * config/arm/t-arm-elf: Add armv7 multilib.
11938 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
11940 (UNSPEC_STACK_ALIGN, ce_count): New.
11941 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
11942 arm_zero_extendsidi2, arm_zero_extendqidi2): New
11944 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
11945 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
11946 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
11947 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
11948 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
11949 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
11951 * doc/extend.texi: Document ARMv7-M interrupt functions.
11952 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
11954 2007-01-03 Jakub Jelinek <jakub@redhat.com>
11956 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
11957 (struct _Unwind_Context): Rename args_size to flags, remove
11958 signal_frame field, add a new args_size field and version field.
11959 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
11960 _Unwind_IsExtendedContext): New inline functions.
11961 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
11962 Assume by_value array is only present if _Unwind_IsExtendedContext.
11963 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
11964 _Unwind_IsSignalFrame.
11965 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
11966 (uw_update_context_1): Use _Unwind_SetSignalFrame.
11967 (uw_init_context_1): Initialize context->flags to
11968 EXTENDED_CONTEXT_BIT.
11969 * config/rs6000/linux-unwind.h (frob_update_context): Use
11970 _Unwind_SetSignalFrame.
11972 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11974 PR middle-end/30353
11975 * gimplify.c (gimplify_modify_expr_complex_part): Move below
11976 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
11979 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
11981 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
11982 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
11983 RET, AT_SP): Remove.
11984 * config/i386/i386.md (*sse_prologue_save_insn): Use return
11987 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
11988 * cfgbuild.c (find_basic_blocks): Likewise.
11989 * cfgrtl.c (rtl_create_basic_block): Likewise.
11990 * function.c (temp_slots_at_level): Likewise.
11991 * reg-stack.c (stack_regs_mentioned): Likewise.
11992 * regclass.c (allocate_reg_info): Likewise.
11993 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
11994 set_bb_for_stmt, move_block_to_fn): Likewise.
11995 * tree-complex.c (tree_lower_complex): Likewise.
11996 * vec.h (VEC_safe_grow_cleared): New.
11998 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
12000 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
12002 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
12003 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
12005 * cfgloopmanip.c (scale_loop_frequencies): Export.
12006 (loopify): Scale the frequencies by prescribed coefficients.
12007 (set_zero_probability): New function.
12008 (duplicate_loop_to_header_edge): Improve updating of frequencies.
12009 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
12010 and frequencies according to arguments.
12011 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
12013 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
12014 * modulo-sched.c (sms_schedule): Set probabilities for entering
12015 versioned loop correctly.
12016 * tree-vect-transform.c (vect_transform_loop): Ditto.
12017 * cfgloop.h (loopify, loop_version): Declaration changed.
12018 (scale_loop_frequencies): Declared.
12020 2007-01-02 Jan Hubicka <jh@suse.cz>
12022 * cgraph.c: Include tree-flow.h
12023 (cgraph_add_new-function): Handle IPA_SSA mode; execute
12024 early_local_passes.
12025 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
12026 * tree-pass.h (pass_all_early_optimizations): Declare.
12027 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
12028 early_local_passes.
12029 (cgraph_analyze_function): Do early_local_passes.
12030 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
12031 Do not add referenced vars.
12032 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
12034 (gate_all_early_local_passes): New gate.
12035 (pass_early_local_passes): Use new gate.
12036 (execute_early_local_optimizations): New functions.
12037 (gate_all_early_optimizations): New gate.
12038 (pass_all_early_optimizations): New pass.
12039 (execute_free_datastructures): Free SSA only when initialized.
12040 (gate_init_datastructures): Init only when optimizing.
12041 (tree_lowering_passes): Do early local passes when called late.
12042 * tree-profile.c (do_tree_profiling): Don't profile functions added
12044 (do_early_tree_profiling, pass_early_tree_profile): Kill.
12045 * tree-cfg.c (update_modified_stmts): Do not update when operands are
12047 * passes.c (init_optimizations_passes): Reorder so we go into SSA
12048 during early_local_passes.
12049 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
12052 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
12054 * Makefile.in: Update copyright year.
12056 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
12058 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
12059 in $(lang_checks) and check-consistency targets.
12061 2007-01-02 Jan Hubicka <jh@suse.cz>
12063 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
12064 Do not add referenced vars.
12065 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
12067 * passes.c (init_optimization_passes): Put mudflap_2 after
12068 free_datastructures.
12070 2007-01-02 Jan Hubicka <jh@suse.cz>
12072 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
12073 Set NOTHROW flag on call statements proved to be nothrow.
12074 Update statement of local calls so new pure/const functions are
12075 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
12077 (tree_rest_of_compilation): Register hooks and initialize bitmap
12078 early. Do not set after_inlining flag.
12080 2007-01-02 Steve Ellcey <sje@cup.hp.com>
12082 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
12083 HOST_BITS_PER_LONGLONG
12085 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12088 * c-typeck.c (store_init_value): Don't emit pedantic overflow
12089 warning for non-static initializers.
12091 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
12093 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
12094 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
12095 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
12096 Always use set_unique_reg_note to add REG_EQUAL notes.
12098 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12101 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12103 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12104 * cfgbuild.c (find_basic_blocks): Likewise.
12105 * cfgrtl.c (rtl_create_basic_block): Likewise.
12106 * function.c (temp_slots_at_level): Likewise.
12107 * reg-stack.c (stack_regs_mentioned): Likewise.
12108 * regclass.c (allocate_reg_info): Likewise.
12109 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12110 set_bb_for_stmt, move_block_to_fn): Likewise.
12111 * tree-complex.c (tree_lower_complex): Likewise.
12112 * vec.h (VEC_safe_grow_cleared): New.
12114 2007-01-02 Ian Lance Taylor <iant@google.com>
12116 * c-common.c (c_common_truthvalue_conversion): When warning about
12117 using an assignment as a truth value, set TREE_NO_WARNING.
12119 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12122 * c.opt (Wold-style-declaration): New.
12123 * doc/invoke.texi (C-only Warning Options): New.
12124 (Wold-style-declaration): Document it.
12125 (Wextra): Enabled by -Wextra.
12126 * c-opts.c (c_common_post_options): Enabled by -Wextra.
12127 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
12128 -Wold-style-declaration.
12130 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12132 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12133 * cfgbuild.c (find_basic_blocks): Likewise.
12134 * cfgrtl.c (rtl_create_basic_block): Likewise.
12135 * function.c (temp_slots_at_level): Likewise.
12136 * reg-stack.c (stack_regs_mentioned): Likewise.
12137 * regclass.c (allocate_reg_info): Likewise.
12138 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12139 set_bb_for_stmt, move_block_to_fn): Likewise.
12140 * tree-complex.c (tree_lower_complex): Likewise.
12141 * vec.h (VEC_safe_grow_cleared): New.
12143 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
12145 * c-common.c (c_common_nodes_and_builtins): Since variants of
12146 void_type_node get built before it is given a name, we need to
12147 give those variants the name, too.
12148 (complete_array_type): We need to work with the canonical main
12149 type of the array, from which we will build the qualified version.
12150 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
12151 * print-tree.c (print_node): Display canonical type information
12153 * stor-layout.c (layout_type): When we don't know the
12154 alignment of a type for which we're building an array, we end up
12155 guessing wrong, so make the type require structural equality.
12156 * tree.c (make_node_stat): When we build a new type, it is its
12157 own canonical type.
12158 (build_type_attribute_qual_variant): When building an attribute
12159 variant, its canonical type is the non-attribute variant. However,
12160 if the attributes are target-dependent and they differ, we need to
12161 use structural equality checks for this type.
12162 (build_qualified_type): A qualified type is not equivalent to its
12163 unqualified variant; set the canonical type appropriately.
12164 (build_distinct_type_copy): When building a distinct type from
12165 another type, the new type is its own canonical type.
12166 (build_variant_type_copy): When building a new type variant, we
12167 assume that it is equivalent to the original type.
12168 (build_pointer_type_for_mode): When building a pointer type, also
12169 build a canonical type pointer.
12170 (build_reference_type_for_mode): When building a reference type,
12171 also build a canonical type reference.
12172 (build_index_type): When we can't hash an index type (e.g.,
12173 because its maximum value is negative), the index type requires
12174 structural equality tests.
12175 (build_array_type): Build the canonical form of an array type.
12176 (build_function_type): Function types require structural equality,
12177 because they contain default arguments, attributes, etc.
12178 (build_method_type_directly): Ditto for method types.
12179 (build_offset_type): Build the canonical offset type.
12180 (build_complex_type): Build the canonical vector type.
12181 (make_vector_type): Build the canonical vector type.
12182 * tree.h (TYPE_CANONICAL): New.
12183 (TYPE_STRUCTURAL_EQUALITY_P): New.
12184 (SET_TYPE_STRUCTURAL_EQUALITY): New.
12185 (struct tree_type): Added "canonical" field.
12186 * params.h (VERIFY_CANONICAL_TYPES): New.
12187 * doc/c-tree.texi (TYPE_CANONICAL): Document.
12188 (TYPE_STRUCTURAL_EQUALITY_P): Document.
12189 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
12190 * doc/invoke.texi (verify-canonical-types): Document --param
12191 parameter for verifying canonical types.
12193 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12195 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
12196 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
12197 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
12198 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
12200 * config/rs6000/e500.h: New.
12201 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
12202 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
12204 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
12205 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
12206 TARGET_E500_DOUBLE): Remove.
12207 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
12208 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
12209 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
12210 * config/rs6000/rs6000.c (rs6000_override_options): Use
12211 CHECK_E500_OPTIONS.
12213 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12215 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
12216 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
12217 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
12218 rs6000_emit_cmove): Don't check TARGET_E500.
12219 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
12220 sordered): Don't check TARGET_E500.
12222 2007-01-01 Eric Christopher <echristo@apple.com>
12224 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
12225 HARD_REGISTER_NUM_P.
12227 2007-01-01 Roger Sayle <roger@eyesopen.com>
12229 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
12230 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
12231 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
12234 2007-01-01 Mike Stump <mrs@apple.com>
12236 * configure.ac: Remove support for building with Apple's gcc-3.1.
12238 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12240 PR middle-end/30311
12241 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
12242 REG is a hard register. Do not modify REG before calling
12244 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
12245 multiple of the size of YMODE for certain lowpart cases.
12247 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12249 PR middle-end/30253
12250 * gimplify (voidify_wrapper_expr): Update for
12251 GIMPLE_MODIFY_STMT.
12253 2007-01-01 Andreas Schwab <schwab@suse.de>
12256 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
12257 save of BR0 in extra_spill_size instead of spill_size.
12258 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
12260 (ia64_expand_epilogue): Restore BR0 from its new location.
12262 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12264 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
12265 Use a temporary variable if the left hand side is not a gimple
12268 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12270 * gimplify.c (gimplify_return_expr): Make the temporary variable
12271 for the return expression, a gimple register variable.
12273 2007-01-01 Jan Hubicka <jh@suse.cz>
12275 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
12278 2007-01-01 Mike Stump <mrs@apple.com>
12280 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
12282 * config/darwin.c (machopic_select_rtx_section): Use
12283 HAVE_GAS_LITERAL16.
12284 (darwin_mergeable_constant_section): Likewise.
12285 * configure: Regenerate.
12286 * config.in: Regenerate.
12288 2007-01-01 Jan Hubicka <jh@suse.cz>
12289 Andrew Pinski <pinskia@gmail.com>
12291 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
12292 before starting IPA passes.