1 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
3 * regclass.c (scan_one_insn): Remove splitting of
6 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
7 Nigel Stephens <nigel@mips.com>
9 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
11 2007-04-28 Jan Hubicka <jh@suse.cz>
13 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
14 insn_locators_alloc instead of insn_locators_initialize;
15 call reset_block_changes.
16 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
17 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
18 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
19 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
20 * config/score/score.c (th_output_mi_thunk): Likewise.
21 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
22 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
23 tolerate uninitialized locator info.
26 * function.c (init_function_start): Don't init line number info.
27 (expand_function_end): Update.
28 (reset_block_changes, record_block_change, finalize_block_changes,
29 check_block_change, free_block_changes): Kill.
30 * function.h (reset_block_changes, record_block_change,
31 finalize_block_changes, check_block_change, free_block_changes): Remove
33 (struct function): Remove ib_boundaries_block.
34 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
35 Use curr_insn_locator to initialize locator.
36 (emit_line_note): Remove.
37 * cfgexpand.c (expand_gimple_cond_expr): Update.
38 (construct_exit_block): Likewise.
39 (tree_expand_cfg): Initialize/finalize locators.
40 * expr.c (expand_expr_real): Update.
41 * cfglayout.c (line_locators_locs, line_locators_lines,
42 file_locators_locs, file_locators_files): Remove.
43 (set_block_levels): Move to cfgexpand.c.
44 (insn_locators_initialize): Remove.
45 (pass_insn_locators_initialize): Remove.
46 (locations_locators_locs, locations_locators_vals): New static vars.
47 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
49 (insn_locators_alloc, insn_locators_finalize,
50 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
52 (locator_location): New.
53 (locator_line, locator_file): Rewrite.
54 * rtl.h (emit_line_note): Kill.
55 (insn_locators_alloc, insn_locators_finalize,
56 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
58 * tree-inline.c (initialize_cfun): Do not initialize
60 * passes.c (pass_insn_locators_initialize): Remove.
62 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
64 * tree-cfg.c (move_block_to_fn): Release bb from dominance
65 info. Update last_basic_block correctly.
67 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
70 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
71 register itself to hold the offset constant. Tell flow the use
72 of r4 and r5 when they are used.
74 2007-04-27 Richard Guenther <rguenther@suse.de>
76 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
77 if we simplified anything.
78 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
79 warnings until we did a simplification and the stmt was not
80 marked as TREE_NO_WARNING.
82 2007-04-27 Mike Stump <mrs@apple.com>
84 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
86 2007-04-27 Ian Lance Taylor <iant@google.com>
89 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
90 TYPE_MAX_VALUE exist, convert them to the new type.
92 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
94 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
95 if it claims to be available.
96 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
98 (perform_tree_ssa_dce): Always free postdominators.
100 2007-04-27 Richard Henderson <rth@redhat.com>
102 * config/alpha/predicates.md (aligned_memory_operand): Mark
103 as define_special_predicate.
104 (unaligned_memory_operand, normal_memory_operand): Likewise.
105 (reg_or_unaligned_mem_operand): Remove.
106 (any_memory_operand): Match the documentation and check for
107 non-renumbered pseudos during reload.
108 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
109 alpha_secondary_reload_class, update to new interface, make static.
110 Handle CQImode like HImode. Remove FP subreg check.
111 (alpha_expand_mov): Use replace_equiv_address.
112 (alpha_expand_mov_nobwx): Use any_memory_operand.
113 (TARGET_SECONDARY_RELOAD): New.
114 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
115 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
116 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
117 * config/alpha/alpha.md: ... here.
118 (RELOAD12, reloadmode): New.
120 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
121 Don't handle the aligned case here.
122 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
123 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
124 reload_inhi_help. Don't expect a scratch register.
125 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
127 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
129 2007-04-27 Richard Guenther <rguenther@suse.de>
131 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
133 2007-04-27 Richard Guenther <rguenther@suse.de>
135 PR tree-optimization/30965
136 PR tree-optimization/30978
137 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
138 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
139 (find_equivalent_equality_comparison): Likewise.
140 (simplify_cond): Likewise.
141 (get_prop_source_stmt): New helper.
142 (get_prop_dest_stmt): Likewise.
143 (can_propagate_from): Likewise.
144 (remove_prop_source_from_use): Likewise.
145 (combine_cond_expr_cond): Likewise.
146 (forward_propagate_comparison): New function.
147 (forward_propagate_into_cond): Rewrite to use fold for
149 (tree_ssa_forward_propagate_single_use_vars): Call
150 forward_propagate_comparison to propagate comparisons.
152 2007-04-27 Richard Guenther <rguenther@suse.de>
154 PR tree-optimization/31715
155 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
156 sure to do computation on the offset in an appropriate
159 2007-04-27 Richard Sandiford <richard@codesourcery.com>
161 * reload.h (elimination_target_reg_p): Declare.
162 * reload.c (find_reloads): Don't apply the reg_rtx move
163 optimization if the SET_DEST satisfies elimination_target_reg_p.
164 * reload1.c (elimination_target_reg_p): New function.
165 (gen_reload): In the move/add2 fallback, make sure that op0
166 does not overlap the destination register.
168 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
170 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
171 transform only GIMPLE_MODIFY_STMTs.
172 * tree-complex.c (expand_complex_operations_1): Ditto.
173 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
174 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
175 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
177 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
178 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
179 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
180 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
181 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
182 slpeel_add_loop_guard): Ditto.
183 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
184 * lambda-code.c (perfect_nestify): Ditto.
185 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
186 before the first statement.
187 * tree-optimize.c (execute_free_datastructures): Fix comments.
188 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
189 * tree-flow.h (disband_implicit_edges): Declaration removed.
190 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
192 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
194 (disband_implicit_edges, has_label_p): Removed.
195 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
196 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
198 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
200 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
202 * cfgexpand.c (label_rtx_for_bb): New function.
203 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
204 Use label_rtx_for_bb to find the labels.
205 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
206 last block. Detect fallthru edges.
208 2007-04-26 Ian Lance Taylor <iant@google.com>
211 * reload.c (find_reloads_subreg_address): If the address was valid
212 in the original mode but not in the new mode, reload the whole
215 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
217 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
218 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
219 (cleanup_control_expr_graph): Do not invalidate dominance info.
220 Record altered blocks.
221 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
222 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
223 cleanup_tree_cfg_bb): New functions.
224 (remove_forwarder_block): Do not maintain the worklist of blocks.
225 Record altered blocks.
226 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
228 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
229 delete_unreachable_blocks if dominators are not available.
230 * tree-inline.c (optimize_inline_calls): Free dominance information
232 * tree-flow.h (remove_edge_and_dominated_blocks,
233 cfgcleanup_altered_bbs): Altered.
234 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
236 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
238 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
239 do not invalidate dominators.
241 2007-04-26 Anatoly Sokolov <aesok@post.ru>
243 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
244 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
245 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
246 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
248 2007-04-26 Steve Ellcey <sje@cup.hp.com>
250 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
252 2007-04-26 Richard Guenther <rguenther@suse.de>
254 PR tree-optimization/31703
255 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
256 the right type for the target of the bittest.
258 2007-04-26 Richard Sandiford <richard@codesourcery.com>
260 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
261 ix86_sol10_return_in_memory.
263 2007-04-26 Richard Sandiford <richard@codesourcery.com>
265 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
268 2007-04-26 Jakub Jelinek <jakub@redhat.com>
271 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
273 PR tree-optimization/30558
274 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
275 clear this_state.prev_try.
277 2007-04-26 Richard Sandiford <richard@codesourcery.com>
278 Mark Mitchell <mark@codesourcery.com>
280 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
281 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
282 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
284 2007-04-26 Richard Sandiford <richard@codesourcery.com>
287 * doc/invoke.texi (%:print-asm-header): Document.
288 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
290 (static_spec_functions): Add print-asm-header.
291 (main): Print a banner before the --target-help linker options.
292 (print_asm_header_spec_function): New function.
294 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
297 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
298 (movsf_ie): Likewise.
300 2007-04-25 Paolo Carlini <pcarlini@suse.de>
302 * doc/extend.texi ([Type Traits]): Adjust per N2255.
304 2007-04-25 Bob Wilson <bob.wilson@acm.org>
306 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
308 (__umodsi3, __modsi3): Likewise.
310 2007-04-25 Dirk Mueller <dmueller@suse.de>
312 * c-typeck.c (build_compound_expr): Annotate warning()
313 call with OPT_Wunused_value.
314 * tree-ssa.c (warn_uninit): Annotate warning with
316 * c-common.c (handle_sentinel_attribute): Annotate warning
317 call with OPT_Wattributes.
319 2007-04-25 Thiemo Seufer <ths@mips.com>
321 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
323 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
324 on to the assembler. Improve handling of -mno-mips16. Add handling
325 of -mno-mips3d, -mno-dsp, -mno-dspr2.
326 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
327 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
328 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
330 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
333 * config/i386/winnt.c (i386_pe_file_end): Strip only
334 USER_LABEL_PREFIX when writing export name.
336 2007-04-25 Richard Sandiford <richard@codesourcery.com>
338 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
339 sh/elf.h, vx-common.h and vxworks.h.
340 * config/sh/sh.h: Include config/vxworks-dummy.h.
341 (SUBTARGET_OVERRIDE_OPTIONS): Define.
342 (OVERRIDE_OPTIONS): Use it.
343 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
344 (vxworks_picreg): New pattern.
345 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
346 VXWORKS_OS_CPP_BUILTINS.
347 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
348 to their VXWORKS_* equivalents.
349 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
350 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
351 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
352 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
353 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
354 -mrtp/-fPIC multilibs.
355 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
356 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
357 (MULTILIB_OSDIRNAMES): Delete.
359 2007-04-25 Anatoly Sokolov <aesok@post.ru>
362 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
364 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
366 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
367 rounding mode to be specified by the caller.
368 (real_to_mpfr) Likewise.
369 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
370 include new arguments.
371 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
373 2007-04-24 Ian Lance Taylor <iant@google.com>
375 PR tree-optimization/31605
376 * tree-vrp.c (set_value_range): Check that min and max are not
377 both overflow infinities.
378 (set_value_range_to_value): New static function.
379 (extract_range_from_binary_expr): Call set_value_range_to_value.
380 (extract_range_from_cond_expr): Likewise.
381 (extract_range_from_expr): Likewise.
382 (extract_range_from_unary_expr): Likewise. Don't create a range
383 which overflows on both sides.
384 (vrp_meet): Check for a useless range.
385 (vrp_visit_phi_node): If we see a constant which looks like an
386 overflow infinity, turn off the TREE_OVERFLOW flag.
388 2007-04-24 Ian Lance Taylor <iant@google.com>
390 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
392 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
395 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
396 diagnostic message is being built.
397 * tree-pretty-print.c (dump_generic_node): Only write the
398 formatted text into BUFFER's stream if we are not building a
400 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
402 * Makefile.in (toplev.o): Depend on tree-pass.h.
404 2007-04-24 Ian Lance Taylor <iant@google.com>
406 PR tree-optimization/31602
407 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
408 conditionals in the copied loop header.
409 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
410 warnings if TREE_NO_WARNING is set.
411 * doc/invoke.texi (Warning Options): Clarify that
412 -Wstrict-overflow does not warn about loops.
414 2007-04-24 Janis Johnson <janis187@us.ibm.com>
416 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
417 expand on the comment about _Decimal128 arguments and check the
418 integer result of the modulus operation; for 64-bit ELF ABI, ensure
419 that _Decimal128 argument uses even/odd register pair.
420 (function_arg): Ditto.
422 2007-04-24 Hui-May Chang <hm.chang@apple.com>
424 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
425 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
427 2007-04-24 Richard Guenther <rguenther@suse.de>
428 Olga Golovanevsky <olga@il.ibm.com>
430 * fold-const.c (multiple_of_p): Check for bottom
433 2007-04-24 Richard Henderson <rth@redhat.com>
435 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
436 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
437 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
438 looking for non-zero bits shifted out. Avoid a recursive call
439 when constructing the scalar.
440 (__floatundisf): Likewise.
442 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
444 * dwarf2out.c (field_byte_offset): Move the existing logic
445 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
446 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
448 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
451 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
452 argument of 0 for memset.
453 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
454 unsigned shift instead of the signed variant.
456 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
458 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
459 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
460 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
461 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
462 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
463 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
464 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
465 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
466 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
467 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
468 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
469 "mul<mode>3", "div<mode>3"): Insn definitions added.
470 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
471 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
472 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
473 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
474 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
475 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
476 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
477 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
478 TARGET_FLOAT_FORMAT): Macro definitions removed.
479 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
480 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
481 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
482 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
483 (s390_gen_rtx_const_DI): Function removed.
484 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
486 2007-04-24 Richard Sandiford <richard@codesourcery.com>
488 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
489 over an external ffs function.
491 2007-04-24 Chao-ying Fu <fu@mips.com>
492 Richard Sandiford <richard@nildram.co.uk>
494 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
495 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
496 (smadd_widen_optab, umadd_widen_optab): Define.
497 * optabs.c (init_optabs): Initialize smadd_widen_optab and
499 * genopinit.c (optabs): Fill in smadd_widen_optab and
501 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
502 and umadd_widen_optab to implement multiply-add sequences.
503 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
504 (<u>maddsidi4): ...this. Extend condition to include
505 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
506 of operand 0 to "ka" and use the three-operand form of madd<u>
508 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
510 * config/mips/constraints.md (ka): New register constraint.
512 2007-04-24 Jan Hubicka <j@suse.cz>
516 2007-04-23 Jan Hubicka <jh@suse.cz>
517 * function.c (init_function_start): Don't init line number info.
518 (expand_function_end): Update.
519 (reset_block_changes, record_block_change, finalize_block_changes,
520 check_block_change, free_block_changes): Kill.
521 * function.h (reset_block_changes, record_block_change,
522 finalize_block_changes, check_block_change, free_block_changes): Remove
524 (struct function): Remove ib_boundaries_block.
525 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
526 Use curr_insn_locator to initialize locator.
527 (emit_line_note): Remove.
528 * cfgexpand.c (expand_gimple_cond_expr): Update.
529 (construct_exit_block): Likewise.
530 (tree_expand_cfg): Initialize/finalize locators.
531 * expr.c (expand_expr_real): Update.
532 * cfglayout.c (line_locators_locs, line_locators_lines,
533 file_locators_locs, file_locators_files): Remove.
534 (set_block_levels): Move to cfgexpand.c.
535 (insn_locators_initialize): Remove.
536 (pass_insn_locators_initialize): Remove.
537 (locations_locators_locs, locations_locators_vals): New static vars.
538 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
540 (insn_locators_alloc, insn_locators_finalize,
541 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
543 (locator_location): New.
544 (locator_line, locator_file): Rewrite.
545 * rtl.h (emit_line_note): Kill.
546 (insn_locators_alloc, insn_locators_finalize,
547 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
549 * tree-inline.c (initialize_cfun): Do not initialize
551 * passes.c (pass_insn_locators_initialize): Remove.
553 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
555 * doc/invoke.texi: Removed leading '-' from option index entries.
557 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
559 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
561 (create_phi_node): Use set_phi_nodes.
562 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
563 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
564 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
565 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
566 (bsi_start, bsi_last): Use bb_stmt_list.
567 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
568 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
569 Traverse the statements using tsi iterator.
570 * basic-block.h (struct basic_block_def): Fields stmt_list
571 and phi_nodes moved to ...
572 (struct tree_bb_info): ... new structure.
573 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
574 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
575 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
576 (tree_verify_flow_info): Verify that il.tree is not set for
577 entry and exit block.
578 (tree_split_block): Use set_bb_stmt_list.
580 2007-04-23 Mike Stump <mrs@apple.com>
582 * config/i386/i386.c (ix86_tune_features
583 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
586 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
588 * config/i386/i386.md (prefix_extra): New attribute.
589 (length): Add prefix_extra.
591 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
592 (sse2_movntv2di): Likewise.
593 (sse2_cvtps2dq): Likewise.
594 (sse2_cvtpd2pi): Likewise.
595 (sse2_cvttpd2pi): Likewise.
596 (*sse2_cvtpd2ps): Likewise.
597 (*add<mode>3): Likewise.
598 (sse2_ssadd<mode>3): Likewise.
599 (sse2_usadd<mode>3): Likewise.
600 (*sub<mode>3): Likewise.
601 (sse2_sssub<mode>3): Likewise.
602 (sse2_ussub<mode>3): Likewise.
603 (*mulv8hi3): Likewise.
604 (*smulv8hi3_highpart): Likewise.
605 (*umulv8hi3_highpart): Likewise.
606 (sse2_umulv2siv2di3): Likewise.
607 (sse2_pmaddwd): Likewise.
608 (ashr<mode>3): Likewise.
609 (lshr<mode>3): Likewise.
610 (ashl<mode>3): Likewise.
611 (sse2_ashlti3): Likewise.
612 (sse2_lshrti3): Likewise.
613 (*umaxv16qi3): Likewise.
614 (*smaxv8hi3): Likewise.
615 (*uminv16qi3): Likewise.
616 (*sminv8hi3): Likewise.
617 (sse2_eq<mode>3): Likewise.
618 (sse2_gt<mode>3): Likewise.
619 (*and<mode>3): Likewise.
620 (sse2_nand<mode>3): Likewise.
621 (*ior<mode>3): Likewise.
622 (*xor<mode>3): Likewise.
623 (sse2_packsswb): Likewise.
624 (sse2_packssdw): Likewise.
625 (sse2_packuswb): Likewise.
626 (sse2_punpckhbw): Likewise.
627 (sse2_punpcklbw): Likewise.
628 (sse2_punpckhwd): Likewise.
629 (sse2_punpcklwd): Likewise.
630 (sse2_punpckhdq): Likewise.
631 (sse2_punpckldq): Likewise.
632 (sse2_punpckhqdq): Likewise.
633 (sse2_punpcklqdq): Likewise.
634 (*sse2_pinsrw): Likewise.
635 (*sse2_pextrw): Likewise.
636 (sse2_pshufd_1): Likewise.
637 (sse2_uavgv16qi3): Likewise.
638 (sse2_uavgv8hi3): Likewise.
639 (sse2_psadbw): Likewise.
640 (sse2_pmovmskb): Likewise.
641 (*sse2_maskmovdqu): Likewise.
642 (*sse2_maskmovdqu_rex64): Likewise.
643 (sse4a_extrqi): Likewise.
644 (sse4a_extrq): Likewise.
645 (sse3_lddqu): Set prefix_rep.
646 (sse3_addsubv4sf3): Likewise.
647 (sse3_haddv4sf3): Likewise.
648 (sse3_hsubv4sf3): Likewise.
649 (sse_cvtss2si): Likewise.
650 (sse_cvtss2si_2): Likewise.
651 (sse_cvtss2siq): Likewise.
652 (sse_cvtss2siq_2): Likewise.
653 (sse_cvttss2si): Likewise.
654 (sse_cvttss2siq): Likewise.
655 (sse2_cvttps2dq): Likewise.
656 (sse3_movshdup): Likewise.
657 (sse3_movsldup): Likewise.
658 (sse2_cvtsd2si): Likewise.
659 (sse2_cvtsd2si_2): Likewise.
660 (sse2_cvtsd2siq): Likewise.
661 (sse2_cvtsd2siq_2): Likewise.
662 (sse2_cvttsd2si): Likewise.
663 (sse2_cvttsd2siq): Likewise.
664 (*sse2_cvtpd2dq): Likewise.
665 (*sse2_cvttpd2dq): Likewise.
666 (sse2_pshuflw_1): Likewise.
667 (sse2_pshufhw_1): Likewise.
668 (sse4a_insertqi): Likewise.
669 (sse4a_insertq): Likewise.
670 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
671 (ssse3_phadddv4si3): Likewise.
672 (ssse3_phaddswv8hi3): Likewise.
673 (ssse3_phsubwv8hi3): Likewise.
674 (ssse3_phsubdv4si3): Likewise.
675 (ssse3_phsubswv8hi3): Likewise.
676 (ssse3_pmaddubswv8hi3): Likewise.
677 (ssse3_pmulhrswv8hi3): Likewise.
678 (ssse3_pshufbv16qi3): Likewise.
679 (ssse3_psign<mode>3): Likewise.
680 (ssse3_palignrti): Likewise.
681 (abs<mode>2): Likewise.
682 (ssse3_phaddwv4hi3): Set prefix_extra.
683 (ssse3_phadddv2si3): Likewise.
684 (ssse3_phaddswv4hi3): Likewise.
685 (ssse3_phsubwv4hi3): Likewise.
686 (ssse3_phsubdv2si3): Likewise.
687 (ssse3_phsubswv4hi3): Likewise.
688 (ssse3_pmaddubswv4hi3): Likewise.
689 (ssse3_pmulhrswv4hi3): Likewise.
690 (ssse3_pshufbv8qi3): Likewise.
691 (ssse3_psign<mode>3): Likewise.
692 (ssse3_palignrdi): Likewise.
693 (abs<mode>2): Likewise.
694 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
695 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
696 (sse2_pmovmskb): Set mode to SI instead of V2DF.
698 2007-04-23 Nick Clifton <nickc@redhat.com>
700 * params.def: Fix formatting of emacs local variables.
702 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
704 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
705 move if inter-unit move isn't allowed.
706 Don't split moving the first element of V2DI to DI to inter-unit
707 move if inter-unit move isn't allowed.
709 2007-04-23 Richard Guenther <rguenther@suse.de>
711 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
712 and CDI_POST_DOMINATORS separately.
714 2007-04-23 Nick Clifton <nickc@redhat.com>
716 * c.opt (Wformat-contains-nul): Add warning attribute.
718 2007-04-23 Jan Hubicka <jh@suse.cz>
720 * function.c (init_function_start): Don't init line number info.
721 (expand_function_end): Update.
722 (reset_block_changes, record_block_change, finalize_block_changes,
723 check_block_change, free_block_changes): Kill.
724 * function.h (reset_block_changes, record_block_change,
725 finalize_block_changes, check_block_change, free_block_changes): Remove
727 (struct function): Remove ib_boundaries_block.
728 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
729 Use curr_insn_locator to initialize locator.
730 (emit_line_note): Remove.
731 * cfgexpand.c (expand_gimple_cond_expr): Update.
732 (construct_exit_block): Likewise.
733 (tree_expand_cfg): Initialize/finalize locators.
734 * expr.c (expand_expr_real): Update.
735 * cfglayout.c (line_locators_locs, line_locators_lines,
736 file_locators_locs, file_locators_files): Remove.
737 (set_block_levels): Move to cfgexpand.c.
738 (insn_locators_initialize): Remove.
739 (pass_insn_locators_initialize): Remove.
740 (locations_locators_locs, locations_locators_vals): New static vars.
741 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
743 (insn_locators_alloc, insn_locators_finalize,
744 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
746 (locator_location): New.
747 (locator_line, locator_file): Rewrite.
748 * rtl.h (emit_line_note): Kill.
749 (insn_locators_alloc, insn_locators_finalize,
750 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
752 * tree-inline.c (initialize_cfun): Do not initialize
754 * passes.c (pass_insn_locators_initialize): Remove.
756 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
759 * expr.c (reduce_to_bit_field_precision): Handle
762 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
764 PR tree-optimization/24659
765 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
766 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
767 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
768 * genopinit.c (optabs): Rename vec_pack_mod_optab
769 to vec_pack_trunc_optab.
770 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
771 early for scalar floating point operands for NOP_EXPR.
772 (vectorizable_type_promotion): Ditto.
773 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
774 vec_pack_trunc_optab.
775 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
777 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
778 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
779 Rename from VEC_PACK_MOD_EXPR.
780 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
781 * expr.c (expand_expr_real_1): Ditto.
782 * tree-inline.c (estimate_num_insns_1): Ditto.
783 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
785 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
786 (vec_unpacks_lo_v4sf): Ditto.
787 (vec_pack_trunc_v2df): Ditto.
788 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
789 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
790 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
792 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
794 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
796 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
797 Rename from VEC_PACK_MOD_EXPR. This expression also represent
798 packing of floating point operands.
799 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
800 represent unpacking of floating point operands.
801 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
802 [vec_unpacks_hi]: Ditto.
803 [vec_unpacks_lo]: Ditto.
805 2007-04-22 Jan Hubicka <jh@suse.cz>
807 * final.c (rest_of_handle_final): Call
808 targetm.asm_out.constructor/targetm.asm_out.destructor
809 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
810 proper priority via decl_*_priority_insert.
811 * c-common.c (c_expand_body): Likewise.
813 2007-04-22 Richard Guenther <rguenther@suse.de>
815 PR tree-optimization/29789
816 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
817 (rewrite_reciprocal): New helper split out from
818 determine_invariantness_stmt.
819 (rewrite_bittest): Likewise.
820 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
821 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
824 2007-04-22 Revital Eres <eres@il.ibm.com>
826 * loop-unroll.c (var_to_expand): New field to support also
827 insns of the form x = something + x.
828 (analyze_insn_to_expand_var): Use it.
829 (expand_var_during_unrolling): Likewise.
831 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
833 * predict.c: Include pointer-set.h.
834 (bb_predictions): New variable.
835 (tree_predicted_by_p, tree_predict_edge,
836 remove_predictions_associated_with_edge): Use bb_predictions map
837 instead of bb->predictions.
838 (clear_bb_predictions, assert_is_empty): New functions.
839 (combine_predictions_for_bb): Use bb_predictions map. Call
840 clear_bb_predictions.
841 (tree_estimate_probability): Create and free bb_predictions map.
842 * Makefile.in (predict.o): Add pointer-set.h dependency.
843 * basic-block.h (struct basic_block_def): Remove predictions
845 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
847 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
850 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
853 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
855 * timevar.c (timevar_print): Change reference of --disable-checking to
856 --enable-checking=release. Also warn if assert checking is disabled.
858 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
861 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
862 decl as addressable if the compound literal was marked as
864 Mark the decl as a gimple register if it is a complex or
865 vector decl and does not live in memory.
867 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
869 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
870 (GENERIC_NEXT): New function macro.
871 (PHI_CHAIN): Use phi_node's new chain variable.
872 (tree_phi_node): Change tree_common to tree_base
873 and add the chain field.
874 * tree-phinodes.c (make_phi_node): Don't set
875 TREE_TYPE on the new node.
876 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
877 instead of checking GIMPLE_TUPLE_P in chain_next.
878 * tree-vect-transform.c
879 (get_initial_def_for_induction): Look at
880 PHI_RESULT_TREE for the type of the phi node.
881 (update_vuses_to_preheader): Use PHI_CHAIN
882 instead of TREE_CHAIN on the phi node.
883 * tree-ssa-structalias.c (compute_points_to_sets):
885 (ipa_pta_execute): Likewise.
887 2007-04-21 Richard Guenther <rguenther@suse.de>
890 * fold-const.c (fold_unary): Call fold_convert_const on the
893 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
895 * gcse.c (store_killed_in_insn): Handle PARALLELs.
896 (store_killed_in_pat): New.
898 2007-04-20 Richard Henderson <rth@redhat.com>
901 * config/i386/i386.c (type_has_variadic_args_p): Look for any
902 TREE_LIST with a void_type_node value, not void_list_node exactly.
904 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
906 * doc/standards.texi: Re-arrange into language-specific
907 subsections. Add a C++ section, documenting which standards we
910 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
912 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
913 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
915 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
917 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
918 ecrti.o and crtbegin.o.
919 (LIB_DEFAULT_SPEC): Include -lc.
920 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
922 2007-04-20 Richard Henderson <rth@redhat.com>
925 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
926 argument; update all callers.
927 (get_unaligned_offset): New.
928 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
929 get_unaligned_address, just pass on the address directly.
930 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
931 the subreg in the helper patterns.
932 (unaligned_extendqidi_le): Use get_unaligned_offset.
933 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
934 (unaligned_extendhidi_be): Likewise.
935 (unaligned_extendhidi): Tidy.
936 * config/alpha/alpha-protos.h: Update.
938 2007-04-20 Richard Henderson <rth@redhat.com>
940 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
941 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
942 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
943 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
944 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
945 (CPP_SPEC): Don't include %(cpp_subtarget).
946 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
947 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
948 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
950 2007-04-20 Jakub Jelinek <jakub@redhat.com>
952 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
953 for __builtin_ia32_cmpordss.
955 PR tree-optimization/31632
956 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
957 and arg1 for optimizations of comparison against min/max values.
958 Fold arg0 to arg1's type for optimizations of comparison against
959 min+1 and max-1 values.
961 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
963 * reload.c (combine_reloads): When trying to use a dying register,
964 check whether it's uninitialized and don't use if so.
966 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
968 * fold-const.c: Remove prototypes for native_encode_expr and
969 native_interpret_expr.
970 (native_encode_expr): Make non-static.
971 (native_interpret_expr): Likewise.
972 * tree.h: Add prototypes for the above.
974 2007-04-19 Joseph Myers <joseph@codesourcery.com>
976 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
977 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
978 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
979 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
980 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
981 Add length attributes.
983 2007-04-19 Janis Johnson <janis187@us.ibm.com>
985 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
988 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
989 __STDC_WANT_DEC_FP__.
991 2007-04-19 Joseph Myers <joseph@codesourcery.com>
993 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
994 for long double compatibility.
995 * configure: Regenerate.
997 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
999 PR rtl-optimization/29841
1000 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
1002 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
1003 that may cause control flow transfer from being moved.
1005 2007-04-18 Jan Hubicka <jh@suse.cz>
1007 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
1010 2007-04-18 Eric Christopher <echristo@apple.com>
1012 * config/rs6000/darwin.md (load_macho_picbase): Use link register
1013 only. Update operands.
1014 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
1015 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
1016 link register to pic register.
1018 2007-04-18 Dirk Mueller <dmueller@suse.de>
1021 * tree-vrp.c (search_for_addr_array): New.
1022 (check_array_bounds): Suppress warning about
1023 address taken of array refs if its not de-referenced.
1025 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1027 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
1028 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
1030 * tree-vectorizer.h (NITERS_KNOWN_P): New.
1031 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
1032 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
1034 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
1036 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
1038 (vect_analyze_scalar_cycles): Fix indentation.
1039 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
1040 (vect_mark_relevant): Include phis in relevance analysis.
1042 * tree-vect-transform.c (vect_transform_loop): Add an assert.
1044 2007-04-18 Anatoly Sokolov <aesok@post.ru>
1046 * config/avr/avr.c (ptrreg_to_str): Replace error() with
1047 output_operand_lossage().
1049 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1051 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
1052 the unused code for reduction without adjust-in-epilog to simplify the
1055 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
1057 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
1058 (S390_TDC_NEGATIVE_ZERO): New constant.
1059 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
1060 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
1061 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
1062 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
1063 (S390_TDC_POSITIVE_INFINITY): New constant.
1064 (S390_TDC_NEGATIVE_INFINITY): New constant.
1065 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
1066 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
1067 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
1068 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
1069 (S390_TDC_INFINITY): New constant.
1070 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
1071 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
1072 optimization for UNSPEC_CCZ_TO_INT.
1073 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
1074 ("*ccz_to_int"): New insn.
1075 ("isinf<mode>2"): New insn.
1076 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
1077 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
1078 (UNSPEC_CCZ_TO_INT): New constant.
1080 2007-04-18 Richard Guenther <rguenther@suse.de>
1082 PR tree-optimization/19431
1083 PR tree-optimization/21463
1084 * tree-pass.h (pass_phiprop): Declare.
1085 * passes.c (init_optimization_passes): New phiprop pass.
1086 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
1087 (phivn_valid_p): New helper function.
1088 (phiprop_insert_phi): Likewise.
1089 (propagate_with_phi): Likewise.
1090 (tree_ssa_phiprop): New propagator propagating loads
1091 through phi nodes if profitable.
1093 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1095 * tree-vect-analyze.c (process_use): New function.
1096 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
1097 Check phis in all bbs.
1098 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
1101 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
1103 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
1106 2007-04-17 Anatoly Sokolov <aesok@post.ru>
1109 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
1112 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
1114 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
1116 (sse_vmmulv4sf3): Likewise.
1117 (sse2_vmaddv2df3): Likewise.
1118 (sse2_vmmulv2df3): Likewise.
1120 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
1122 PR rtl-optimization/31360
1123 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
1124 (target_reg_cost): New.
1125 (init_set_costs): Initialize target_reg_cost. Add comments
1126 regarding the rationale of the costs.
1127 (global_cost_for_size): Renamed to...
1128 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
1129 of register pressure.
1130 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
1131 estimate_reg_pressure_cost. Add number of ivs.
1132 (determine_set_costs): Dump target_reg_cost.
1133 * loop-invariant.c (gain_for_invariant): Use
1134 estimate_reg_pressure_cost. Removed n_inv_uses argument.
1135 (best_gain_for_invariant, find_invariants_to_move): Remove
1137 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
1138 (target_reg_cost): Declare.
1139 (global_cost_for_size): Declaration removed.
1140 (estimate_reg_pressure_cost): Declare.
1142 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
1144 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
1145 regnos into even/odd register pairs.
1146 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
1147 TDmode similar to the other floating point modes.
1148 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
1149 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
1151 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
1152 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
1153 (movdd_hardfloat64): Use TARGET_MFPGPR.
1155 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
1157 * reload1.c (delete_output_reload): Don't count output in n_inherited.
1160 2005-01-05 Richard Henderson <rth@redhat.com>
1162 * reload1.c (do_input_reload): Restrict the optimization deleteing
1163 a previous output reload to RELOAD_FOR_INPUT.
1165 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
1167 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
1168 induc_vec_info_type.
1169 (vectorizable_induction): New function declaration.
1170 * tree-vect-transform.c (get_initial_def_for_induction): No need to
1171 check if already vectorized. Find first place in BB where new stmts
1172 can be inserted. Takes only one argument.
1173 (vectorizable_induction): New function.
1174 (vect_transform_stmt): Add case for induc_vec_info_type to call
1175 vectorizable_induction.
1176 (vect_transform_loop): Consider phis for vectorization.
1177 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
1179 (analyze_operations): Call vectorizable_induction when analyzing phis.
1181 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
1182 (vect_mark_relevant): Include phis in relevance analysis.
1183 (vect_mark_stmts_to_be_vectorize): Likewise.
1184 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
1186 2007-04-16 Lawrence Crowl <crowl@google.com>
1188 * doc/invoke.texi (Debugging Options): Add documentation for the
1189 -femit-struct-debug options -femit-struct-debug-baseonly,
1190 -femit-struct-debug-reduced, and
1191 -femit-struct-debug-detailed[=...].
1193 * c-opts.c (c_common_handle_option): Add
1194 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
1195 and OPT_femit_struct_debug_detailed_.
1196 * c.opt: Add specifications for
1197 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
1198 and -femit-struct-debug-detailed[=...].
1199 * opts.c (set_struct_debug_option): Parse the
1200 -femit-struct-debug-... options.
1201 * opts.c (matches_main_base, main_input_basename,
1202 main_input_baselength, base_of_path, matches_main_base): Add
1203 variables and functions to compare header base name to compilation
1205 * opts.c (should_emit_struct_debug): Add to determine to emit a
1206 structure based on the option.
1207 (dump_struct_debug) Also disabled function to debug this
1209 * opts.c (handle_options): Save the base name of the
1212 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
1213 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
1214 This hook indicates if a type is generic. Set it by default
1216 * langhooks.h (struct lang_hooks_for_types): Add a new hook
1217 to determine if a struct type is generic or not.
1218 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
1219 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
1220 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
1223 * flags.h (enum debug_info_usage): Add an enumeration to describe
1224 a program's use of a structure type.
1225 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
1226 to indicate the program's usage of the type. Filter structs based
1227 on the -femit-struct-debug-... specification.
1228 (gen_type_die): Split into two routines, gen_type_die and
1229 gen_type_die_with_usage. gen_type_die is now a wrapper
1230 that assumes direct usage.
1231 (gen_type_die_with_usage): Replace calls to gen_type_die
1232 with gen_type_die_with_usage adding the program usage of
1233 the referenced type.
1234 (dwarf2out_imported_module_or_decl): Suppress struct debug
1235 information using should_emit_struct_debug when appropriate.
1237 2007-04-16 Ian Lance Taylor <iant@google.com>
1239 PR tree-optimization/31522
1240 * tree-vrp.c (vr_phi_edge_counts): New static variable.
1241 (vrp_initialize): Allocate vr_phi_edge_counts.
1242 (vrp_visit_phi_node): Don't push to infinity if we saw a new
1243 executable edge. Drop test for all constants.
1244 (vrp_finalize): Free vrp_phi_edge_counts.
1246 * doc/cpp.texi (Common Predefined Macros): Clarify description of
1247 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
1249 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
1250 predecessors at head rather than tail.
1252 2007-04-16 Matthias Klose <doko@debian.org>
1254 * config/alpha/linux.h (CPP_SPEC): Define.
1255 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
1257 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
1259 * function.h: Remove sequence_stack extern declaration.
1261 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
1263 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
1265 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
1268 2007-04-16 Anatoly Sokolov <aesok@post.ru>
1270 * config/avr/avr.c (avr_arch_types): Rearranging array.
1271 (enum avr_arch): Add.
1272 (avr_mcu_types): Use avr_arch enumeration constants instead of
1274 * config/avr/avr.h (LINK_SPEC): Simplify.
1276 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
1278 * config/m68k/m68k.c (m68k_libcall_value,
1279 m68k_function_value): Use macros for register names more.
1281 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
1283 (M68K_REGNAME): Use A6_REG.
1284 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
1286 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1289 * sched-int.h (struct deps): Split field 'pending_lists_length' into
1290 'pending_read_list_length' and 'pending_write_list_length'. Update
1292 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
1293 to handle two length counters instead of one. Update all uses.
1294 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
1295 two length counters instead of one.
1296 * sched-rgn.c (propagate_deps): Update to handle two length counters
1299 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
1302 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
1303 copy of source, pass it to ix86_expand_vector_set and return
1306 2007-04-16 David Ung <davidu@mips.com>
1307 Joseph Myers <joseph@codesourcery.com>
1309 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
1310 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
1311 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
1312 Add 74K processor information.
1313 * config/mips/mips.md: Include 74k.md.
1314 (cpu): Add 74kc,74kf,74kx.
1315 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
1316 * config/mips/74k.md: New.
1317 * doc/invoke.texi (MIPS Options): Document 74K support.
1319 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
1321 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
1322 vectorizable_* functions.
1323 * tree-vect-transform.c (vectorizable_call): Add check for
1324 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
1325 (vectorizable_store): likewise.
1326 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
1328 (vectorizable_operation, vectorizable_type_demotion): Likewise.
1329 (vectorizable_type_promotion, vectorizable_load): Likewise.
1330 (vectorizable_live_operation, vectorizable_condition): Likewise.
1331 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
1333 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
1335 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1337 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
1338 register numbers more.
1339 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
1340 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
1341 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
1342 FUNCTION_VALUE_REGNO_P): Likewise.
1343 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
1344 STATIC_CHAIN_REGNUM): Likewise.
1345 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
1346 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
1347 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
1348 * config/m68k/m68k.md (FP_REG): New.
1350 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1352 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
1355 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1357 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
1358 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
1361 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
1363 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
1366 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
1369 * c-decl.c (finish_decl): Grab the type of the decl after the call
1370 to store_init_value.
1372 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
1374 * common.opt (fforward-propagate): Fix "Optimization" annotation.
1376 2007-04-14 Jakub Jelinek <jakub@redhat.com>
1379 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
1380 post dominators and cleanup cfg before returning.
1382 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
1384 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
1385 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
1387 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
1389 * config.gcc: Recognize fido.
1390 * config/m68k/m68k-devices.def (fidoa): New.
1391 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
1393 (FL_FIDOA, TARGET_FIDOA): New.
1394 * config/m68k/m68k.opt (mfidoa): New.
1396 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1399 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
1400 when a personality function is used.
1402 2007-04-13 Bob Wilson <bob.wilson@acm.org>
1404 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
1406 2007-04-13 Mike Stump <mrs@apple.com>
1408 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
1410 * config/darwin.opt (fapple-kext): Make C++ only.
1411 * config/darwin.c (darwin_override_options): Remove code to ensure
1412 -fapple-kext is given for C++ only.
1414 2007-04-13 Richard Sandiford <richard@codesourcery.com>
1416 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
1417 * config/mips/mips.c (override_options): Call
1418 SUBTARGET_OVERRIDE_OPTIONS, if defined.
1420 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
1422 * config/i386/i386.opt (msvr3-shlib): Removed.
1424 * doc/invoke.texi: Remove -msvr3-shlib.
1426 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
1428 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
1429 with "popcnt" instruction.
1431 2007-04-13 Richard Guenther <rguenther@suse.de>
1433 PR tree-optimization/21258
1434 * tree-vrp.c (compare_case_labels): New helper.
1435 (find_switch_asserts): New function.
1436 (find_assert_locations): Call it for SWITCH_EXPRs.
1438 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
1440 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
1441 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
1442 check is now implied in X87_FLOAT_MODE_P.
1443 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
1444 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
1445 (fix_trunc<mode>_i386_fisttp): Ditto.
1446 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
1447 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
1448 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
1449 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
1450 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
1451 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
1452 (unnamed_splitters): Ditto.
1453 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
1454 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
1455 FIRST_SSE_REG for local functions when SSE math is enabled or
1456 for functions with sseregparm attribute.
1457 (standard_80387_constant_p): Return -1 if mode is not
1459 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
1460 (ix86_expand_compare): Ditto.
1461 (ix86_expand_carry_flag_compare): Ditto.
1462 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
1463 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
1464 DECIMAL_FLOAT_MODE_P.
1465 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
1466 of SCALAR_FLOAT_MODE_P.
1467 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
1468 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
1469 checks before FLOAT_MODE_P.
1470 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
1471 before FLOAT_MODE_P.
1476 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
1478 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
1479 Charles Wilson <libtool@cwilson.fastmail.fm>
1481 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
1482 (libgcc.mvars): Don't depend on them.
1483 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
1484 * exec-tool.in: New.
1486 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
1488 * doc/invoke.text (--help): Document --help=common.
1490 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
1492 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
1494 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1496 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
1497 * genemit.c (main): Emit #include "integrate.h".
1498 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
1499 (LOADGP_RTP): New mips_loadgp_style.
1500 * config/mips/mips.h: Include config/vxworks-dummy.h.
1501 (TARGET_RTP_PIC): New macro.
1502 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
1503 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
1504 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
1506 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
1507 -mvxworks-pic when using -mrtp and a PIC option.
1508 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
1510 (mips_symbolic_constant_p, mips_symbolic_address_p)
1511 (mips_symbol_insns): Handle SYMBOL_HALF.
1512 (override_options): Warn about -G and -mrtp being used together.
1513 Initialize mips_lo_relocs[SYMBOL_HALF].
1514 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
1515 (mips_emit_loadgp): Handle LOADGP_RTP.
1516 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
1517 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
1518 (tablejump): Handle function-relative case table entries if
1520 * config/mips/predicates.md (symbol_ref_operand): New predicate.
1522 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1524 * config/mips/mips.md (load_call<mode>): Allow any general register.
1526 (sibcall_value_internal, sibcall_value_multiple_internal)
1527 (call_value_internal, call_value_split, call_value_multiple_internal)
1528 (call_value_multiple_split): Remove constraints from operand 0.
1530 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1532 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
1533 rather than loadgp_noshared.
1534 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
1535 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
1537 * config/mips/mips.md (loadgp): Rename to...
1538 (loadgp_newabi): ...this.
1539 (loadgp_noshared): Rename to...
1540 (loadgp_absolute): ...this.
1542 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1544 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
1545 false for locally-binding symbols.
1546 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
1548 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1550 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
1551 (SYMBOL_GOT_PAGE_OFST): ...this.
1552 (SYMBOL_GOT_GLOBAL): Rename to...
1553 (SYMBOL_GOT_DISP): ...this.
1554 (SYMBOL_GOTOFF_GLOBAL): Rename to...
1555 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
1556 * config/mips/mips.c (mips_global_symbol_p): New function.
1557 (mips_symbol_binds_local_p): Likewise.
1558 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
1559 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
1560 and mips_symbol_binds_local_p.
1561 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
1562 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
1563 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
1565 (mips_ok_for_lazy_binding_p): New function.
1566 (mips_load_call_address, mips_expand_call): Use it.
1567 (mips_dangerous_for_la25_p): Likewise.
1568 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
1569 (*got_disp<mode>): Use got_disp_operand instead of
1570 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
1571 SYMBOL_GOTOFF_GLOBAL.
1572 (*got_page<mode>): Use got_page_ofst_operand instead of
1574 * config/mips/predicates.md (const_call_insn_operand): Use
1575 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
1576 (global_got_operand): Rename to...
1577 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
1579 (local_got_operand): Rename to...
1580 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
1581 of SYMBOL_GOT_LOCAL.
1583 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1585 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
1586 TARGET_CALL_CLOBBERED_GP.
1587 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
1588 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
1589 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
1590 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
1591 of TARGET_ABICALLS && !TARGET_NEWABI.
1592 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
1593 * config/mips/mips.c (mips_load_call_address): Check
1594 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
1595 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
1596 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
1597 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
1598 TARGET_ABICALLS && TARGET_NEWABI.
1599 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
1601 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
1602 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
1603 TARGET_ABICALLS && TARGET_NEWABI.
1604 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
1605 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
1606 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
1607 whether indirect calls must use $25.
1608 (mips_extra_live_on_entry): Check TARGET_GOT instead of
1610 * config/mips/mips.md (jal_macro): Check flag_pic and
1611 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
1612 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
1613 instead of TARGET_ABICALLS.
1614 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
1615 TARGET_ABICALLS && TARGET_OLDABI.
1616 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
1617 (sibcall): In the comment above the define_insn, mention
1618 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
1619 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
1620 instead of TARGET_ABICALLS.
1622 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
1624 * doc/md.texi (Blackfin family constraints): Document PA and PB.
1625 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
1626 (MACFLAGS_MATCH_P): New macro.
1627 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
1628 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
1629 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
1630 the other MACFLAG constants.
1631 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
1632 (flag_machi): Tighten constraints. Renumber some of the operands.
1633 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
1635 (flag_machi_parts_acconly): New pattern.
1636 (flag_macinithi): Tighten constraints. Allow any accumulator to be
1638 (flag_macinit1hi): Tighten constraints.
1639 (flag_mul_macv2hi_parts_acconly): New pattern.
1641 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
1642 Use a more efficient implementation.
1643 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
1644 inline sequences when not optimizing for size.
1646 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
1647 movhi_high2low): Delete, merge functionality into...
1648 (packv2hi): ... this pattern.
1650 2007-02-11 Jie Zhang <jie.zhang@analog.com>
1651 * config/bfin/bfin.opt (msim): New option.
1652 (mcpu=): New option.
1653 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
1654 (bfin_cpu_t): Typedef of enum bfin_cpu.
1655 (bfin_cpu_type): New declaration.
1656 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
1657 -msim and -mcpu= options.
1658 (LIB_SPEC): Likewise.
1659 * config/bfin/bfin.c (bfin_cpu_type): Define.
1660 (bfin_handle_option): Handle -mcpu= option.
1661 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
1662 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
1663 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
1665 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1667 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
1668 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
1669 (powerpc-wrs-vxworksae): Use ${tm_file}.
1670 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
1671 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
1672 * config/i386/vx-common.h: New file.
1674 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1676 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
1679 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
1681 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
1684 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
1688 * c-common.c (c_build_qualified_type): Set canonical type
1691 2007-04-12 Richard Guenther <rguenther@suse.de>
1693 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
1694 lower bound and element size if lower bound is not zero
1695 or either of the ARRAY_REF operands is set.
1697 2007-04-12 Richard Guenther <rguenther@suse.de>
1699 PR tree-optimization/24689
1700 PR tree-optimization/31307
1701 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
1703 * gimplify.c (canonicalize_addr_expr): To be consistent with
1704 gimplify_compound_lval only set operands two and three of
1705 ARRAY_REFs if they are not gimple_min_invariant. This makes
1706 it never at this place.
1707 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
1709 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1711 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
1712 null before emitting a .nsubspa directive.
1714 2007-04-11 Diego Novillo <dnovillo@redhat.com>
1716 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
1717 need_to_partition_p if there are no memory statements in the
1720 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
1722 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
1723 (gcd_of_steps_may_divide_p): New function.
1724 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
1726 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
1728 * reload.c (find_reloads_toplev, find_reloads_address,
1729 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
1730 not a pointer equality test, to decide if we need to call
1731 push_reg_equiv_alt_mem.
1733 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
1735 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
1736 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
1737 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
1739 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
1741 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
1742 vector to be positive.
1744 2007-04-11 Diego Novillo <dnovillo@redhat.com>
1748 * doc/invoke.texi: Document --params max-aliased-vops and
1750 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
1751 debug_memory_partitions): Move to tree-flow.h
1752 * params.h (AVG_ALIASED_VOPS): Define.
1753 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
1755 (mp_info_t): Likewise.
1756 (get_mem_sym_stats_for): New.
1757 (set_memory_partition): Move from tree-flow-inline.h.
1758 (mark_non_addressable): Only clear the set of symbols for the
1759 partition if it exists.
1760 (dump_memory_partitions): Move from tree-ssa-operands.c
1761 (debug_memory_partitions): Likewise.
1762 (need_to_partition_p): New.
1763 (dump_mem_ref_stats): New.
1764 (debug_mem_ref_stats): New.
1765 (dump_mem_sym_stats): New.
1766 (debug_mem_sym_stats): New.
1767 (update_mem_sym_stats_from_stmt): New.
1768 (compare_mp_info_entries): New.
1769 (mp_info_cmp): Call it.
1770 (sort_mp_info): Change argument to a list of mem_sym_stats_t
1772 (get_mpt_for): Move from tree-ssa-operands.c.
1773 (find_partition_for): New.
1774 (create_partition_for): Remove.
1775 (estimate_vop_reduction): New.
1776 (update_reference_counts): New.
1777 (build_mp_info): New.
1778 (compute_memory_partitions): Refactor.
1779 Document new heuristic.
1780 Call build_mp_info, update_reference_counts,
1781 find_partition_for and estimate_vop_reduction.
1782 (compute_may_aliases): Populate virtual operands before
1783 calling debugging dumps.
1784 (delete_mem_sym_stats): New.
1785 (delete_mem_ref_stats): New.
1786 (init_mem_ref_stats): New.
1787 (init_alias_info): Call it.
1788 (maybe_create_global_var): Remove alias_info argument.
1789 Get number of call sites and number of pure/const call sites
1790 from gimple_mem_ref_stats().
1791 (dump_alias_info): Call dump_memory_partitions first.
1792 (dump_points_to_info_for): Show how many times a pointer has
1794 * opts.c (decode_options): For -O2 set --param
1795 max-aliased-vops to 500.
1796 For -O3 set --param max-aliased-vops to 1000 and --param
1797 avg-aliased-vops to 3.
1798 * fortran/options.c (gfc_init_options): Remove assignment to
1800 * tree-flow-inline.h (gimple_mem_ref_stats): New.
1801 * tree-dfa.c (dump_variable): Dump memory reference
1803 Dump NO_ALIAS* settings.
1804 (referenced_var_lookup): Tidy.
1805 (mem_sym_stats): New.
1806 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
1807 and ORIG are different SSA names for a memory partition.
1808 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
1809 * tree-flow.h (struct mem_sym_stats_d): Define.
1810 (mem_sym_stats_t): Define.
1811 (struct mem_ref_stats_d): Define.
1812 (struct gimple_df): Add field mem_ref_stats.
1813 (enum noalias_state): Define.
1814 (struct var_ann_d): Add bitfield noalias_state.
1815 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
1816 debug_mem_ref_stats, debug_memory_partitions,
1817 debug_mem_sym_stats): Declare.
1818 * tree-ssa-structalias.c (update_alias_info): Update call
1819 sites, pure/const call sites and asm sites in structure
1820 returned by gimple_mem_ref_stats.
1821 Remove local variable IS_POTENTIAL_DEREF.
1822 Increase NUM_DEREFS if the memory expression is a potential
1824 Call update_mem_sym_stats_from_stmt.
1825 If the memory references memory, call
1826 update_mem_sym_stats_from_stmt for all the direct memory
1827 symbol references found.
1828 (intra_create_variable_infos): Set noalias_state field for
1829 pointer arguments according to the value of
1830 flag_argument_noalias.
1831 * tree-ssa-structalias.h (struct alias_info): Remove fields
1832 num_calls_found and num_pure_const_calls_found.
1833 (update_mem_sym_stats_from_stmt): Declare.
1834 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
1835 Set default value to 100.
1836 (PARAM_AVG_ALIASED_VOPS): Define.
1838 2007-04-11 Richard Guenther <rguenther@suse.de>
1841 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
1842 a * -b + c as c - a * b if we honor sign dependent rounding.
1844 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
1846 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
1848 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
1849 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
1851 (initialize_trampoline): Don't use old-style function definition.
1852 (bfin_secondary_reload): Mark IN_P argument as unused.
1854 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
1856 PR tree-optimization/31343
1857 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
1858 (build_polynomial_chrec): Return a scalar when the evolution is zero.
1859 * testsuite/gcc.dg/vect/pr31343.c: New.
1861 2007-04-10 Eric Christopher <echristo@apple.com>
1863 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
1864 * config/i386/i386.md (*cmpfp0): Use.
1865 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
1866 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
1867 (fix_trunc<mode>_i386_fisttp): Ditto.
1868 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
1869 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
1870 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
1871 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
1872 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
1873 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
1874 (unnamed_splitters): Ditto.
1875 * config/i386/i386.c (output_fix_trunc): Assert that
1876 we're not being passed a TFmode operand.
1878 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
1880 PR tree-optimization/31526
1881 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
1882 n_basic_blocks to find newly added blocks.
1884 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
1886 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
1888 (fix_trunc<mode>si_sse): Ditto.
1889 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
1890 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
1891 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
1892 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
1893 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
1894 expander using SSEMODEF mode macro.
1895 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
1896 expander using SSEMODEF mode macro.
1897 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
1898 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
1899 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
1900 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
1901 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
1902 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
1903 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
1904 Macroize insn using X87MODEF mode macro.
1906 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
1908 * config/i386/sse.md (sse2_pinsrw): Removed.
1909 (sse2_pextrw): Renamed to ...
1910 (*sse2_pextrw): This.
1912 2007-04-09 Jan Hubicka <jh@suse.cz>
1915 * config/i386/sse.md
1916 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
1917 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
1918 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
1919 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
1921 2007-04-09 Jan Hubicka <jh@suse.cz>
1923 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
1924 multiple fields of union.
1926 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
1928 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
1929 (create_preheaders): Check that loops are available.
1930 (fix_loop_structure): Clean up, improve comments.
1931 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
1932 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
1934 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
1935 * predict.c (tree_estimate_probability): Do not call
1936 calculate_dominance_info. Call create_preheaders.
1937 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
1938 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
1940 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
1941 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
1942 * tree-cfg.c (tree_split_edge): Make an assert more precise.
1943 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
1946 2007-04-08 Jan Hubicka <jh@suse.cz>
1948 * tree.h (maybe_fold_offset_to_component_ref): Declare.
1949 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
1950 * fold-const.c (fold_unary): Use it.
1952 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
1954 * varasm.c (assemble_variable): Remove call to
1955 lang_hooks.decls.prepare_assemble_variable.
1956 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
1957 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
1958 * langhooks.h (lang_hooks_for_decls): Remove
1959 prepare_assemble_variable.
1961 2007-04-08 Mike Stump <mrs@apple.com>
1963 * config/i386/i386.c: Use inc/dec on Core2.
1965 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
1967 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
1968 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
1969 lhd_tree_inlining_end_inlining): Remove.
1970 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
1971 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
1973 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
1974 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
1975 lhd_tree_inlining_end_inlining): Remove prototypes.
1976 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
1977 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
1978 LANG_HOOKS_TREE_INLINING_START_INLINING,
1979 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
1981 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
1984 2007-04-08 Anatoly Sokolov <aesok@post.ru>
1987 * config/avr/predicates.md (io_address_operand): Delete predicate.
1988 (low_io_address_operand): Don't use 'mode' argument.
1989 (higth_io_address_operand): Rename ...
1990 (high_io_address_operand): ... to this. Don't use 'mode' argument.
1991 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
1994 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
1996 Revert change removing staticp.
1998 2007-04-07 Anatoly Sokolov <aesok@post.ru>
2001 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
2004 2007-04-07 Bruce Korb <bkorb@gnu.org>
2006 * c.opt: Add -Wformat-contains-nul.
2007 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
2009 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
2010 the NUL byte warning.
2012 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
2014 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
2016 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
2018 * tree.c (staticp): No longer use staticp langhook.
2019 * langhooks.c (lhd_staticp): Removed.
2020 * langhooks.h (struct lang_hooks): Remove staticp.
2021 * c-common.c (c_staticp): Remove.
2022 * c-common.h (c_staticp): Ditto.
2023 * langhooks-defs.h (lhd_staticp): Ditto.
2024 (LHD_HOOKS_STATICP): Ditto
2025 * tree.h (gcc_assert_lowered): New macro.
2027 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
2029 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
2030 argument "reliable".
2031 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
2032 Add argument "reliable". Propagate it through calls.
2033 (infer_loop_bounds_from_undefined): Derive number of iterations
2034 estimates from references in blocks that do not dominate loop latch.
2035 (gcov_type_to_double_int): New function.
2036 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
2037 and expected_loop_iterations_unbounded.
2038 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
2039 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
2040 * tree-data-ref.c (estimated_loop_iterations): Export.
2041 (get_references_in_stmt): Fix -- do not return addresses of local
2043 * cfgloop.h (expected_loop_iterations_unbounded,
2044 estimated_loop_iterations): Declare.
2046 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
2048 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
2050 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
2052 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
2053 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
2054 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
2055 Use output_387_reg_move().
2056 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
2057 expander using X87MODEF12 mode macro.
2058 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
2059 choosing register preferences. Use output_387_reg_move().
2060 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
2061 instead of "x". Use output_387_reg_move().
2062 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
2063 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
2064 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
2065 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
2066 Use output_387_reg_move().
2067 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
2069 (*truncxf?f_i387 splitter): Ditto.
2071 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
2073 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2074 LANG_HOOKS_SAFE_FROM_P.
2075 * expr.c (safe_from_p): Remove langhook call.
2076 * langhooks.h (lang_hooks): Remove safe_from_p.
2077 (lhd_safe_from_p): Remove prototype.
2078 * langhooks.c (lhd_safe_from_p): Remove.
2080 2007-04-06 Jan Hubicka <jh@suse.cz>
2082 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
2085 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
2087 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
2088 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
2089 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
2090 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
2092 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
2093 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
2095 2007-04-05 Richard Henderson <rth@redhat.com>
2097 * config/alpha/alpha.c (print_operand) [+]: Remove.
2098 (alpha_end_function): Print nop if call at end of function.
2099 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
2100 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
2101 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
2102 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
2103 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
2104 the call pattern. Update peepholes to match.
2106 2007-04-05 Janis Johnson <janis187@us.ibm.com>
2108 * doc/extend.texi (Other Builtins): Add decimal float variants
2110 * builtins.def: Ditto.
2111 * builtins.c (expand_builtin): Ditto.
2113 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
2114 H.J. Lu <hongjiu.lu@intel.com>
2117 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
2118 of V8HImode when calling ix86_binary_operator_ok.
2119 (sse2_pmaddwd): Call ix86_binary_operator_ok.
2120 (sdot_prodv8hi): Operands 1 and 2 must be register.
2122 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2124 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
2125 initialize align to silence bogus warning.
2127 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2130 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
2132 (struct sra_walk_fns): Remove use_all parameter from use.
2133 (sra_hash_tree): Handle BIT_FIELD_REFs.
2134 (sra_elt_hash): Don't hash bitfld blocks.
2135 (sra_elt_eq): Skip them in parent compares as well. Handle
2137 (sra_walk_expr): Don't maintain or pass down use_all_p.
2138 (scan_use): Remove use_all parameter.
2139 (scalarize_use): Likewise. Re-expand assignment to
2140 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
2141 output, and re-scalarize after output. Don't mark anything
2143 (scalarize_ldst): Adjust.
2144 (scalarize_walk_gimple_modify_statement): Likewise.
2145 (build_element_name_1): Handle BIT_FIELD_REFs.
2146 (instantiate_element): Don't warn for any element whose parent
2148 (instantiate_missing_elements_1): Return the sra_elt.
2149 (canon_type_for_field): New.
2150 (try_instantiate_multiple_fields): New.
2151 (instantiate_missing_elemnts): Use them.
2152 (mark_no_warning): Removed.
2153 (generate_one_element_ref): Handle BIT_FIELD_REFs.
2154 (REPLDUP, sra_build_elt_assignment): New.
2155 (generate_copy_inout): Use them.
2156 (generate_element_copy): Likewise. Handle bitfld differences.
2157 (generate_element_zero): Don't recurse for blocks. Use
2158 sra_build_elt_assignment.
2159 (generate_one_element_int): Take elt instead of var. Use
2160 sra_build_elt_assignment.
2161 (generate_element_init_1): Adjust.
2162 (scalarize_use, scalarize_copy): Use REPLDUP.
2163 (scalarize_ldst): Move assert before dereference.
2164 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
2166 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
2168 * regmove.c: Fix unused variable warnings due to previous commit.
2170 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
2172 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
2173 (regmove_bb_head): Remove.
2174 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
2175 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
2176 problems with fixup_match_1.
2177 Don't initialize/free regmove_bb_head.
2179 (reg_is_remote_constant_p): If an insn is in the same basic block
2180 but not before INSN, consider it remote, too.
2182 2007-04-05 Anatoly Sokolov <aesok@post.ru>
2185 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
2186 DECL_ASSEMBLER_NAME, not the DECL_NAME.
2188 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
2190 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
2191 (CONDITIONAL_REGISTER_USAGE): Likewise.
2193 2007-04-04 Richard Henderson <rth@redhat.com>
2195 * config/alpha/lib1funcs.asm: Remove unused file.
2197 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2200 * opts.c (print_specific_help): Fix --help=<language>
2202 (common_handle_option): Support --help=common.
2204 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2207 * gcc.c (main): Do not run the linker if
2208 print_subprocess_help indicates that it shouldn't be
2211 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2214 * doc/invoke.texi (--help=): Document <languages> value, fix
2215 formatting in tables of values.
2217 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
2219 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
2220 dllimport attribute of virtual methods.
2222 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
2224 * config/score/crti.asm: Change _bss_start to __bss_start.
2225 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
2226 (OUTGOING_REG_PARM_STACK_SPACE) update.
2227 * config/score/score.opt: add options to make backend support
2228 score5, score5u, score7 and score7d.
2229 * config/score/score.md: Likewise.
2230 * config/score/misc.md: Likewise.
2231 * config/score/mac.md: Likewise.
2232 * doc/invoke.texi: Likewise.
2233 * doc/md.texi: update constraints define.
2235 2007-04-03 Richard Henderson <rth@redhat.com>
2237 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
2238 an appropriate type, use the mode instead.
2240 2007-04-03 Richard Sandiford <richard@codesourcery.com>
2242 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
2243 Set the default --with-arch setting to mips2.
2244 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
2245 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2246 (MULTILIB_OSDIRNAMES): Delete.
2247 (MULTILIB_DIRNAMES): Define.
2248 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
2249 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
2250 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
2251 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
2252 VXWORKS_OS_CPP_BUILTINS.
2253 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
2254 (MIPS_DEBUGGING_INFO): Undefine.
2255 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
2257 2007-04-03 Jakub Jelinek <jakub@redhat.com>
2260 * fold-const.c (native_encode_real): Encode real.c provided longs
2261 as a series of 32-bit native integers.
2262 (native_interpret_real): Interpret buffer as a series of 32-bit
2265 2007-04-03 Richard Guenther <rguenther@suse.de>
2267 * genpreds.c (write_insn_constraint_len): Write function
2268 optimized for CONSTRAINT_LEN implementation.
2269 (write_tm_preds_h): Output insn_constraint_len inline and
2270 use it for CONSTRAINT_LEN.
2271 (write_insn_preds_c): Don't output insn_constraint_len.
2272 * doc/md.texi (define_register_constraint): Document multi-letter
2273 constraints shall have the same length if they start with the same
2276 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
2279 * config/i386/i386.md (isinf<mode>2): Expand only when
2280 TARGET_C99_FUNCTIONS is set.
2282 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
2284 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
2285 (x86_64-*-linux*): Ditto.
2286 * config/i386/i386.opt (mpc): New option.
2287 * config/i386/i386.c (overrride_options): Handle
2288 ix87_precision_string.
2289 * config/i386/crtprec.c: New file.
2290 * config/i386/t-crtpc: Ditto.
2291 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
2293 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
2294 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
2295 crtprec32.o, crtprec64.o and crtprec80.o.
2297 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
2299 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
2301 2007-04-02 Eric Christopher <echristo@apple.com>
2303 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
2304 limitations on darwin.
2306 2007-04-02 Anatoly Sokolov <aesok@post.ru>
2309 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
2311 2007-04-02 Dave Korn <dave.korn@artimi.com>
2313 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
2315 2007-04-02 Dave Korn <dave.korn@artimi.com>
2317 * libgcc2.h (exception_descriptor): Don't forward-declare.
2318 (__get_eh_table_language, __get_eh_table_version): Delete
2319 prototypes of long-dead functions.
2321 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
2323 * ebitmap.h: New file
2324 * ebitmap.c: New file
2325 * Makefile.in (ebitmap.o): New target.
2327 2007-04-01 Jan Hubicka <jh@suse.cz>
2329 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
2330 before very first instruction.
2332 2007-04-01 Jan Hubicka <jh@suse.cz>
2334 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
2335 waring on 64bit hosts.
2336 * bitmap.h: Fix typo in bitmap_head_def.
2338 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
2340 PR rtl-optimization/31391
2341 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
2342 into a DELETED_LABEL note, and the label is in an empty basic
2343 block, update BB_END as well as BB_HEAD.
2345 2007-04-01 Richard Henderson <rth@redhat.com>
2347 PR tree-optimization/31169
2348 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
2349 to varying if the range is outside [0, prec-1].
2351 2007-04-01 Richard Sandiford <richard@codesourcery.com>
2354 * config/mips/mips.md (load_const_gp): New insn.
2355 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
2356 the MIPS16 GP pseudo register if no_new_pseudos.
2357 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
2359 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2362 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
2364 (call_value): Likewise.
2366 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
2367 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2370 * doc/invoke.texi: (optimization options): Reword description
2371 of -ffast-math. Document its primary purpose.
2373 2007-03-31 Richard Guenther <rguenther@suse.de>
2375 * omp-low.c (splay-tree.h): Include.
2376 (lookup_decl): Replace splay-tree usage by pointer-map.
2377 (maybe_lookup_decl): Likewise.
2378 (new_omp_context): Likewise.
2379 (delete_omp_context): Likewise.
2380 * gimplify.c (splay-tree.h): Include.
2381 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
2383 (remap_ssa_name): Likewise.
2384 (remap_decl): Likewise.
2385 (remap_type_1): Likewise.
2386 (remap_type): Likewise.
2387 (copy_body_r): Likewise.
2388 (expand_call_inline): Likewise.
2389 (clone_body): Likewise.
2390 (copy_tree_r): Likewise.
2391 (remap_save_expr): Likewise.
2392 (unsave_r): Likewise.
2393 (unsave_expr_now): Likewise.
2394 (tree_function_versioning): Likewise.
2395 (build_duplicate_type): Likewise.
2396 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
2397 (struct copy_body_data): Replace splay-tree by pointer-map.
2398 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
2399 not $(SPLAY_TREE_H).
2400 (gimplify.o): Depend on $(SPLAY_TREE_H).
2401 (omp-low.p): Likewise.
2403 2007-03-31 Anatoly Sokolov <aesok@post.ru>
2405 * config/avr/predicates.md (even_register_operand,
2406 odd_register_operand): New predicates.
2407 * config/avr/avr.md (movw peephole2): New.
2408 (movw_r peephole2): New.
2410 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
2412 * tree.h (get_signed_or_unsigned_type): New.
2413 * fold-const.c (operand_equal_for_comparison_p): Use
2414 get_signed_or_unsigned_type instead of
2415 lang_hooks.types.signed_or_unsigned_type.
2416 * expr.c (store_expr): Ditto.
2417 * langhooks.c (get_signed_or_unsigned_type): New.
2418 (lhd_signed_or_unsigned_type): New.
2419 * langhooks.h (lhd_signed_or_unsigned_type): New.
2420 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
2422 2007-03-30 Richard Henderson <rth@redhat.com>
2424 * tree-ssa-loop-ivopts.c: Include target.h.
2425 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
2426 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
2427 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
2428 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
2430 2007-03-30 Richard Henderson <rth@redhat.com>
2431 Kai Tietz <kai.tietz@onevision.com>
2433 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
2435 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
2436 (TARGET_64BIT_MS_ABI): New.
2437 (DBX_REGISTER_NUMBER): Handle 64-bit.
2438 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
2439 (LONG_TYPE_SIZE): Force to 32.
2440 (REG_PARM_STACK_SPACE): New.
2441 (OUTGOING_REG_PARM_STACK_SPACE): New.
2442 (REGPARM_MAX, SSE_REGPARM_MAX): New.
2443 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
2444 (STACK_BOUNDARY): Use 128 for 64-bit.
2445 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
2446 Add 64-bit implementation.
2447 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
2449 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
2450 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
2451 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
2452 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
2453 (ix86_handle_cconv_attribute): Don't warn when ignoring if
2454 TARGET_64BIT_MS_ABI.
2455 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
2456 (ix86_pass_by_reference): Likewise.
2457 (ix86_function_value_regno_p): Likewise.
2458 (ix86_build_builtin_va_list): Likewise.
2459 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
2460 (function_arg_advance_ms_64): New.
2461 (function_arg_advance): Call it.
2462 (function_arg_ms_64): New.
2463 (function_arg): Call it.
2464 (function_value_ms_64): New.
2465 (ix86_function_value_1): Call it.
2466 (return_in_memory_ms_64): New.
2467 (ix86_return_in_memory): Call it.
2468 (setup_incoming_varargs_ms_64): New.
2469 (ix86_setup_incoming_varargs): Call it.
2470 (ix86_expand_prologue): Handle 64-bit stack probing.
2471 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
2472 (output_pic_addr_const): Likewise.
2473 (x86_this_parameter): Likewise.
2474 (x86_output_mi_thunk): Likewise.
2475 (x86_function_profiler): Likewise.
2476 (TARGET_STRICT_ARGUMENT_NAMING): New.
2477 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
2478 (TARGET_64BIT_MS_ABI): New.
2479 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
2480 * config/i386/i386.md (allocate_stack_worker): Remove.
2481 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
2482 describe the clobber of eax without a match_scratch.
2483 (allocate_stack_worker_postreload): Remove.
2484 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
2485 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
2486 (allocate_stack_worker_rex64_postreload): Remove.
2487 (allocate_stack): Handle 64-bit.
2488 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
2489 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
2490 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
2491 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
2492 (STANDARD_STARTFILE_PREFIX_1): Likewise.
2493 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
2494 * config.build (x86_64-*-mingw*): New host.
2495 * config.host (x86_64-*-mingw*): New host.
2496 * config.gcc (x86_64-*-mingw*): New target.
2497 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
2499 2007-03-30 Richard Henderson <rth@redhat.com>
2500 Kai Tietz <kai.tietz@onevision.com>
2502 * c-pragma.c (struct def_pragma_macro_value): New.
2503 (struct def_pragma_macro): New.
2504 (pushed_macro_table): New.
2505 (dpm_hash, dpm_eq): New.
2506 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
2507 (init_pragma): Install them.
2508 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
2510 2007-03-30 Anatoly Sokolov <aesok@post.ru>
2512 * config/avr/avr.c (avr_override_options): Clear
2513 'flag_delete_null_pointer_checks'.
2515 2007-03-30 Paolo Carlini <pcarlini@suse.de>
2518 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
2519 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
2520 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
2521 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
2522 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
2523 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
2524 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
2526 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
2528 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
2530 * regmove.c: Move all of pass_stack_adjustments from here...
2531 * combine-stack-adj.c: ...to this new file.
2532 * Makefile.in: Add rules for combine-stack-adj.o.
2534 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
2536 PR tree-optimization/31383
2537 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
2538 to have the same length.
2540 2007-03-30 Jan Hubicka <jh@suse.cz>
2543 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
2544 availablility; add more sanity checking; ask varpool only about
2547 2007-03-29 Richard Henderson <rth@redhat.com>
2549 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
2550 to decide, but __SIZEOF_LONG_LONG__.
2552 2007-03-29 Richard Henderson <rth@redhat.com>
2554 * emutls.c (struct __emutls_array): New.
2555 (emutls_destroy): Use it instead of casting element 0 from void*.
2556 (__emutls_get_address): Likewise.
2558 2007-03-29 Richard Henderson <rth@redhat.com>
2560 * varasm.c (initializer_constant_valid_p): Don't deny
2561 DECL_DLLIMPORT_P on functions.
2563 * config/i386/cygming.h: Remove function declarations.
2564 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
2565 (ASM_OUTPUT_LABELREF): Remove.
2566 (COMMON_ASM_OP): Remove.
2567 (ASM_OUTPUT_COMMON): Remove.
2568 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
2569 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
2570 (ASM_DECLARE_FUNCTION_NAME): Likewise.
2571 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
2572 Rename from TARGET_ENCODE_SECTION_INFO.
2573 * config/i386/netware.h: Likewise.
2574 * config/i386/i386-protos.h: Update.
2575 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
2576 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
2577 (legitimate_constant_p): Reject dllimports.
2578 (dllimport_map, get_dllimport_decl): New.
2579 (legitimize_dllimport_symbol): New.
2580 (legitimize_address, ix86_expand_move): Use it.
2581 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
2582 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
2583 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
2584 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
2585 * config/i386/predicates.md (constant_call_address_operand): Only
2586 accept symbols; reject dllimport_p symbols.
2587 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
2588 i386_pe_maybe_record_exported_symbol.
2589 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
2590 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
2591 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
2592 trust the setting of DECL_DLLIMPORT_P.
2593 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
2594 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
2595 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
2596 tidy the argument scanning loop.
2597 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
2598 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
2599 (i386_pe_strip_name_encoding): Remove.
2600 (i386_pe_binds_local_p): New.
2601 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
2602 (i386_pe_output_labelref): Remove.
2603 (i386_pe_asm_output_aligned_decl_common): New.
2604 (i386_pe_maybe_record_exported_symbol): Rename from
2605 i386_pe_record_exported_symbol; check for dllexported symbols.
2607 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
2609 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
2610 add comment explaining why vsnprintf cannot be used.
2612 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
2614 PR tree-optimization/30666
2615 * tree.c (build_complex_type): When creating type names for DWARF2
2616 debug info, create TYPE_DECLs for TYPE_NAME instead of
2618 (build_common_tree_nodes_2): Use build_complex_type when building
2619 predefined complex types, to preserve canonical types.
2621 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
2623 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
2624 (noce_get_alt_condition): Look at it to determine whether to
2625 reverse the condition or not.
2626 (noce_get_condition): Substitute the truth for lies.
2627 (noce_find_if_block): Set the then_else_reversed field.
2629 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
2631 * config/fr30/fr30.md (movdi): Do not accept immediates as the
2632 destination of this insn.
2633 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
2634 than calling gen_rtx_SET directly. Use r0 to hold the value of
2635 'address + 4' rather than a stack based temporary which can be
2638 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
2640 * config/s390/s390.c (s390_secondary_input_reload_class,
2641 s390_secondary_output_reload_class): Functions removed.
2642 (s390_secondary_reload): New function.
2643 (TARGET_SECONDARY_RELOAD): Target macro defined.
2644 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
2645 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
2646 * config/s390/s390.md ("reload_outti", "reload_outdi",
2647 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
2648 "reload_out<mode>"): Expanders removed.
2649 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
2650 "reload<mode>_nonoffmem_out"): Expanders added.
2652 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
2654 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
2655 SRC->DEST replacement failed anyway.
2657 2007-03-28 Mike Stump <mrs@apple.com>
2659 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
2660 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
2661 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
2663 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2665 * config.gcc: Accept barcelona as a variant of amdfam10.
2666 * config/i386/i386.c (override_options): Likewise.
2667 * doc/invoke.texi: Likewise.
2669 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
2671 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
2672 offsets for BIT_FIELD_REF and COMPONENT_REF.
2674 2007-03-28 Richard Guenther <rguenther@suse.de>
2676 * tree.c (is_global_var): Move ...
2677 * tree-flow-inline.h (is_global_var): ... here.
2678 * tree.h (is_global_var): Remove declaration.
2680 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
2682 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
2684 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
2685 * config/i386/i386.c (ix86_tune_features): Initialize new
2687 * config/i386/predicates.md (promotable_binary_operator): Use
2688 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
2690 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
2693 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
2695 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
2697 * config/fr30/fr30.md (movsi_internal): Change destination
2698 constraint from m to V and add m to the end.
2700 2007-03-28 Christian Bruel <christian.bruel@st.com>
2702 * config/sh/sh.md (movsi_i): Fix type attribute.
2704 2007-03-28 Christian Bruel <christian.bruel@st.com>
2706 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
2707 (movsf_ie): Likewise.
2709 2007-03-28 Christian Bruel <christian.bruel@st.com>
2711 * config.gcc: Add sh4-300 to multilib.
2712 * config/sh/t-mlib-sh4-300: New file.
2714 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
2716 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
2717 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
2719 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
2720 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
2721 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
2722 "fixuns_trunctddi2"): Whitespace fix.
2724 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
2726 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
2727 the definition of struct sh_args.
2728 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
2729 CALL_COOKIE_INT_REG_GET): Likewise.
2731 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
2733 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
2734 transformations are applied successfully.
2736 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
2738 * tree.c (tree_contains_struct): Permit 512 tree codes.
2739 * tree.h (tree_contains_struct): Ditto.
2740 (MAX_TREE_CODES): Ditto.
2741 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
2742 SPARE member to store remaining padding bits.
2744 2007-03-27 Anatoly Sokolov <aesok@post.ru>
2746 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
2749 2007-03-27 Janis Johnson <janis187@us.ibm.com>
2751 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
2752 * configure: Regenerate.
2754 * configure: Regenerate using the correct version of autoconf.
2756 2007-03-27 Anatoly Sokolov <aesok@post.ru>
2758 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
2760 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
2761 regs to "__SP_L__" and "__SP_H__".
2763 2007-03-27 Richard Guenther <rguenther@suse.de>
2765 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
2766 computations with it with a HOST_WIDE_INT variable.
2768 2007-03-26 Mike Stump <mrs@apple.com>
2770 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
2771 objective-c-header, objective-c++-header and objc++-cpp-output
2773 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
2775 2007-03-26 Richard Henderson <rth@redhat.com>
2778 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
2779 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
2780 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
2781 IX86_BUILTIN_PSRLQ128): New.
2782 (ix86_init_mmx_sse_builtins): Add them.
2783 (ix86_expand_builtin): Expand them.
2784 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
2785 operand 2 be TImode.
2786 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
2787 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
2788 _mm_srli_epi64): Mark __B const.
2789 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
2790 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
2791 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
2792 new two-vector shift builtins.
2794 2007-03-26 Ian Lance Taylor <iant@google.com>
2796 PR tree-optimization/31345
2797 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
2798 [+INF, +INF(OVF)] into VARYING.
2800 2007-03-26 Zack Weinberg <zackw@panix.com>
2802 * gengtype-parse.c: New file.
2803 * gengtype-yacc.y: Delete.
2804 * gengtype-lex.l: Don't include gengtype-yacc.h.
2805 Define YY_DECL and yyterminate appropriately for recursive
2806 descent parser. yylval is now a string out-parameter to yylex.
2807 (HWS, EOID): New shorthand.
2808 (IWORD): Add a couple more types.
2809 (yylex): Add a setup stanza. Remove the complex rules for
2810 detecting GTY'ed types and typedefs; replace with simple
2811 keyword detectors. Adjust everything for the changed
2812 definition of yylval. Ignore all pp-directives, not just #define.
2814 (parse_file): Rename yybegin; do not call yyparse.
2816 * gengtype.c (xasprintf): Export again.
2817 (this_file): New. Use everywhere __FILE__ was being used.
2818 (get_lang_bitmap): Special case types defined in gengtype.c.
2819 (do_typedef, new_structure): Suppress definition of certain types.
2820 (new_structure): Improve diagnostics of duplicate definitions.
2821 Make sure location_s is associated with input.h.
2822 (nreverse_pairs, define_location_structures): New functions.
2823 (main): Improve tagging of kludge types. Remove old kludges
2824 for input.h types; use define_location_structures.
2825 * gengtype.h: Update prototypes. Define token codes here.
2826 * Makefile.in: Remove all references to gengtype-yacc.
2827 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
2829 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
2830 add GTY((skip)) to the field that's only conditionally there.
2831 * doc/install.texi: Document that Bison is no longer required
2832 unless building treelang.
2834 * gengtype.c: Don't include gtyp-gen.h.
2835 (srcdir): Declare here.
2836 (base_files, lang_dir_names): Allocate dynamically.
2837 (gt_files, num_gt_files, num_lang_dirs): New globals.
2838 (measure_input_list, read_input_line, read_input_list)
2839 (set_lang_bitmap): New functions.
2840 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
2841 simplify, relying on read_input_list to set up the bitmaps.
2842 (main): Arguments are no longer unused. Check for correct number
2843 of command line arguments, set srcdir and srcdir_len, then call
2844 read_input_list, before doing anything else. No need to worry
2845 about duplicates in main loop.
2846 * configure.ac: Simplify the calculation of all_gtfiles.
2847 Put language tags in there. Don't set or substitute
2848 all_gtfiles_files_langs or all_gtfiles_files_frags.
2849 * Makefile.in: Revamp the way gengtype is invoked, now that it
2850 takes a file on its command line with a much simpler format.
2851 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
2852 (GTFILES): Remove duplicates and C source files.
2853 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
2854 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
2855 * configure: Regenerate.
2857 * gengtype.h: Remove all type definitions to gengtype.c; leave
2858 only definitions of options_p, type_p, and pair_p as opaque
2859 pointers. Update prototypes.
2860 * gengtype.c: Many type definitions moved here from gengtype.h.
2861 Consolidate type definitions at the top of the file.
2862 (xvasprintf): Delete.
2863 (xasprintf): Make static.
2864 (create_nested_pointer_option): Add 'next' parameter.
2865 (create_field_all, create_field_at): New functions.
2866 (create_field): Now a thin wrapper around create_field_all.
2867 (create_optional_field): Rename create_optional_field_ and add
2868 line argument. Original name is now a macro which supplies
2870 (oprintf): Use vsnprintf directly.
2871 (close_output_files): Use fatal rather than perror/exit.
2872 (note_def_vec, note_def_vec_alloc): Use create_field_at.
2873 (main): Set progname. Don't use exit.
2874 * gengtype-yacc.y (struct_fields): Use create_field_at.
2875 (option, optionseqopt): Delete.
2876 (optionseq): Consolidate productions from option here so we
2877 can use the first argument to create_option.
2879 * gengtype-lex.l: Distinguish unions from structures in the
2880 token type. Don't call find_structure; return the tag as a string.
2881 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
2882 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
2883 Reorganize typedef_struct production accordingly.
2884 Use create_nested_ptr_option.
2885 * gengtype.c (create_nested_ptr_option): New function.
2886 * gengtype.h: Declare it.
2888 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
2889 (string_type): Don't declare.
2890 (do_scalar_typedef): Declare.
2891 (create_scalar_type): Update prototype.
2892 * gengtype.c (string_type): Make static.
2893 (scalar_nonchar, scalar_char): New.
2894 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
2895 (resolve_typedef): Use scalar_nonchar for error recovery.
2896 (create_scalar_type): Remove name_len field. Return scalar_char
2897 or scalar_nonchar as appropriate.
2898 (adjust_field_type): Look at scalar_is_char boolean to decide whether
2900 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
2902 (main): Initialize scalar_char and scalar_nonchar before calling
2904 * gengtype-lex.l: Adjust for removal of second argument to
2905 create_scalar_type. Use yylval.s instead of yylval.t when
2907 * gengtype-yacc.y: Type of SCALAR is string. Call
2908 create_scalar_type from type:SCALAR rule. Adjust for removal of
2909 second argument to create_scalar_type.
2911 * vec.h: Remove all #if IN_GENGTYPE blocks.
2912 Add comment saying that changes may require adjustments to gengtype.
2913 * gengtype.c: Don't include coretypes.h or tm.h.
2914 Add comment to inclusion of errors.h.
2915 (note_def_vec, note_def_vec_alloc): New functions.
2916 * gengtype.h: Declare new functions.
2917 * gengtype-lex.l: Don't include coretypes.h.
2918 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
2920 (update_lineno): Remove unnecessary prototype.
2921 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
2922 (VEC rule): Just return VEC_TOKEN.
2923 * gengtype-yacc.y (VEC_TOKEN): New token type.
2924 (type): Add a production for VEC(a,b).
2925 * Makefile.in: Update dependencies.
2927 * gengtype-lex.l: Remove rules for parsing pointer-to-function
2928 typedefs that use the old PARAMS macro.
2930 * gengtype-lex.l: Remove all rules and states relating to yacc
2932 * gengtype-yacc.y: Similarly.
2933 * gengtype.c (note_yacc_type): Delete function.
2934 * gengtype.h: Update prototypes.
2936 2007-03-26 Joseph Myers <joseph@codesourcery.com>
2938 * tree-pretty-print.c (dump_generic_node): Report precision of
2939 unnamed integer types.
2941 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
2943 * ifcvt.c (noce_try_store_flag_constants): Don't check
2944 no_new_pseudos here.
2945 (noce_try_store_flag_constants): Don't check no_new_pseudos.
2946 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
2947 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
2948 noce_try_sign_mask): Likewise.
2949 (if_convert): Check no_new_pseudos here.
2951 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
2953 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
2954 (noce_get_condition): Handle new then_else_reversed argument.
2955 (noce_init_if_info): Remove, fold into noce_find_if_block.
2956 (noce_process_if_block): Take a struct noce_if_info as the
2957 argument. Don't set up one based on ce_if_info. Update pointer
2958 references accordingly.
2959 (cond_move_process_if_block): Likewise.
2960 (process_if_block): Removed.
2961 (find_if_block): Removed. Move functionality two new functions,
2962 noce_find_if_block and cond_exec_find_if_block.
2963 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
2964 blocks and the symmetric IF-ELSE-JOIN case.
2965 (cond_exec_find_if_block): Also new function mostly based on old
2966 find_if_block and process_if_block.
2967 (find_if_header): Replace find_if_block call with separately
2968 guarded calls to noce_find_if_block and cond_exec_find_if_block.
2969 (find_cond_trap): Update noce_get_condition call.
2970 (dead_or_predicable): Likewise.
2972 2007-03-26 Jakub Jelinek <jakub@redhat.com>
2974 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
2976 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
2977 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
2978 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
2979 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
2980 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
2981 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
2982 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
2983 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
2984 __builtin_ia32_psrad128 builtins.
2986 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
2988 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
2989 * config/i386/constraints.md
2990 (define_constraint "I"): Use IN_RANGE macro.
2991 (define_constraint "J"): Ditto.
2992 (define_constraint "K"): Ditto.
2993 (define_constraint "M"): Ditto.
2994 (define_constraint "N"): Ditto.
2995 (define_constraint "O"): Ditto.
2996 * config/i386/predicates.md
2997 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
2998 (define_predicate "const_0_to_3_operand"): Ditto.
2999 (define_predicate "const_0_to_7_operand"): Ditto.
3000 (define_predicate "const_0_to_15_operand"): Ditto.
3001 (define_predicate "const_0_to_63_operand"): Ditto.
3002 (define_predicate "const_0_to_255_operand"): Ditto.
3003 (define_predicate "const_1_to_31_operand"): Ditto.
3004 (define_predicate "const_2_to_3_operand"): Ditto.
3005 (define_predicate "const_4_to_7_operand"): Ditto.
3007 2007-03-25 David Edelsohn <edelsohn@gnu.org>
3009 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
3010 in SImode for save_world.
3011 * config/rs6000/altivec.md (save_world, restore_world): Convert to
3014 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
3016 PR tree-optimization/30784
3017 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
3020 2007-03-25 Revital Eres <eres@il.ibm.com>
3022 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
3023 Fold movement_possibility function into it.
3025 2007-03-25 David Edelsohn <edelsohn@gnu.org>
3027 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
3028 (load_macho_picbase_{si,di}): Convert to LR hard reg.
3029 (call_indirect_nonlocal_darwin64): Same.
3030 (call_nonlocal_darwin64): Same.
3031 (call_value_indirect_nonlocal_darwin64): Same.
3032 (call_value_nonlocal_darwin64): Same.
3033 (sibcall_nonlocal_darwin64): Same.
3034 (sibcall_value_nonlocal_darwin64): Same.
3035 (sibcall_symbolic_64): Same.
3036 (sibcall_value_symbolic_64): Same.
3037 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
3039 (rs6000_emit_load_toc_table): Same.
3040 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
3041 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
3047 (load_toc_v4_pic_si): Same
3048 (load_toc_v4_PIC_1): Same.
3049 (load_toc_v4_PIC_1b): Same.
3050 (call_indirect_aix{32,64}): Same.
3051 (call_value_indirect_aix{32,64}): Same.
3054 (call_local{32,64}): Same.
3055 (call_value_local{32,64}): Same.
3056 (call_indirect_nonlocal_aix{32,64}): Same.
3057 (call_nonlocal_aix{32,64}): Same.
3058 (call_value_indirect_nonlocal_aix{32,64}): Same.
3059 (call_value_nonlocal_aix{32,64}): Same.
3060 (call_indirect_nonlocal_sysv<mode>): Same.
3061 (call_nonlocal_sysv<mode>): Same.
3062 (call_value_indirect_nonlocal_sysv<mode>): Same.
3063 (call_value_nonlocal_sysv<mode>): Same.
3065 (sibcall_local{32,64}): Same.
3066 (sibcall_value_local{32,64}): Same.
3067 (sibcall_nonlocal_aix{32,64}): Same.
3068 (sibcall_value_nonlocal_aix{32,64}): Same.
3069 (sibcall_nonlocal_sysv<mode>): Same.
3070 (sibcall_value): Same.
3071 (sibcall_value_nonlocal_sysv<mode>): Same.
3073 2007-03-24 Paul Brook <paul@codesourcery.com>
3075 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
3076 * config/arm/linux-eabi.h: Remove legacy syscall hack.
3078 2007-03-24 Richard Henderson <rth@redhat.com>
3080 * config/ia64/constraints.md: New file.
3081 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
3082 satisfies_constraint_?.
3083 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
3084 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
3085 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
3086 ia64_output_mi_thunk): Likewise.
3087 (ia64_const_ok_for_letter_p): Remove.
3088 (ia64_const_double_ok_for_letter_p): Remove.
3089 (ia64_extra_constraint): Remove.
3090 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
3091 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
3092 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
3093 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
3094 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
3095 EXTRA_MEMORY_CONSTRAINT): Remove.
3096 * config/ia64/ia64.md: Include constriants.md. Replace
3097 CONST_OK_FOR_? with satisfies_constraint_?.
3099 2007-03-23 Michael Meissner <michael.meissner@amd.com>
3100 H.J. Lu <hongjiu.lu@intel.com>
3102 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
3104 (name macros): Use DPD_BID_NAME to convert names properly.
3106 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
3107 decimal floating point format.
3108 (init_floating_libfuncs): Change decimal functions so that they
3109 have a "bid_" prefix if the decimal system uses the BID format,
3110 and "dpd_" prefix if the decimal system uses the DPD format.
3111 (init_interclass_conv_libfuncs): Ditto.
3112 (init_intraclass_conv_libfuncs): Ditto.
3114 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
3115 using the BID format.
3117 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
3118 whether we are using the BID decimal format.
3119 * configure: Regenerate.
3121 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
3122 the compiler has decimal floating point enabled. Define
3123 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
3126 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
3127 using the BID format.
3129 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
3130 whether we are using the BID decimal format.
3131 * configure: Regenerate.
3133 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
3134 the compiler has decimal floating point enabled. Define
3135 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
3138 * doc/install.texi (--enable-decimal-float): Document BID and DPD
3139 options, and that it is enabled for i386/x86_64 systems.
3141 * Makefile.in (enable_decimal_float): New.
3143 (DECNUMINC): Add -I$(DECNUMFMT).
3144 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
3145 to $(DECNUMFMT) from $(DECNUM).
3147 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
3148 Substitute enable_decimal_float.
3149 * configure: Regenerated.
3152 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
3155 * configure.ac: Enable decimal float for x86_64-*-linux*.
3156 * configure: Regenerated.
3159 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
3160 decimal128ClearSign to flip and clear the sign bit in decimal128.
3161 (decimal_real_maxval): Set decimal128SetSign to set the sign
3164 2007-03-23 Ian Lance Taylor <iant@google.com>
3166 * fold-const.c (fold_binary): Correct warning for X - c >= X.
3168 2007-03-23 Ian Lance Taylor <iant@google.com>
3170 * tree-dump.c (dump_files): Correct comment.
3172 2007-03-23 Ian Lance Taylor <iant@google.com>
3174 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
3176 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
3178 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
3179 in cfglayout mode. Don't go into and out of cfglayout mode.
3180 Link the blocks in the order of the constructed traces.
3181 (rest_of_handle_tracer): Adjust call to tracer.
3182 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
3183 Don't go into cfglayout mode.
3184 (rtl_loop_done): Don't go out of cfglayout mode.
3185 * cfglayout.c (relink_block_chain): New function, split out from...
3186 (fixup_reorder_chain): ...here. Remove redundant checking.
3187 (cfg_layout_finalize): Don't clear the header, footer, and aux
3188 fields here, move the code to do so to relink_block_chain. Likewise
3189 for free_original_copy_tables.
3190 * rtl.h (tracer): Update prototype.
3191 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
3192 Assert we are in cfglayout mode. Don't go into and out of cfglayout
3193 mode. Use relink_block_chain to serialize the CFG according to the
3194 new basic block order. Move targetm.cannot_modify_jumps_p check from
3196 (gate_handle_reorder_blocks): ...to here.
3197 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
3199 (gate_duplicate_computed_gotos): ...to here.
3200 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
3201 something always changes when going into and out of cfglayout mode.
3202 Perform an expensive cfg cleanup while going into cfglayout mode.
3203 Always update liveness information on HAVE_conditional_execution
3204 targets. Reserialize the basic blocks and go out of cfglayout mode.
3205 * reg-stack.c: Include cfglayout.h.
3206 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
3207 the call to reorder_basic_blocks.
3208 * basic-block.h (reorder_basic_blocks): Update prototype.
3209 (relink_block_chain): New prototype.
3210 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
3212 2007-03-23 Joseph Myers <joseph@codesourcery.com>
3214 * config/mips/mips.md (type, hazard, *movdi_32bit,
3215 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
3216 *movhi_internal, *movqi_internal, *movsf_hardfloat,
3217 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
3218 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
3219 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
3221 (movcc): Change first xfer to multi.
3222 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
3223 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
3224 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
3225 config/mips/generic.md: Change reservations using "xfer" to use
3227 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
3228 using match_operand.
3229 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
3230 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
3232 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
3234 2007-03-22 Richard Henderson <rth@redhat.com>
3236 * config/i386/i386.c: Remove unnecessary function declarations.
3237 Move targetm definition, and all related macros, to the end of
3238 the file. Resort some functions to put definitions before uses.
3239 (ix86_attribute_table): Make static. Move to end of file.
3240 (ix86_gimplify_va_arg): Make static.
3242 2007-03-22 Richard Henderson <rth@redhat.com>
3244 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
3245 don't increase local_regparm with force_align_arg_pointer check.
3246 (ix86_function_sseregparm): Assert 32-bit.
3247 (type_has_variadic_args_p): New.
3248 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
3249 type_has_variadic_args_p.
3250 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
3251 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
3252 use memset instead. Do maybe_vaarg check first; skip attribute
3253 tests if true; skip attribute tests for 64-bit.
3254 (construct_container): Remove TARGET_DEBUG_ARG.
3255 (function_arg_advance_32, function_arg_advance_64): Split out ...
3256 (function_arg_advance): ... from here.
3257 (function_arg_32, function_arg_64): Split out ...
3258 (function_arg): ... from here.
3259 (ix86_pass_by_reference): Tidy.
3260 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
3261 (function_value_32): New, from parts of ix86_function_value
3262 and ix86_value_regno.
3263 (function_value_64): New, from parts of ix86_function_value
3264 and ix86_libcall_value.
3265 (ix86_function_value_1): New.
3266 (ix86_function_value, ix86_libcall_value): Use it.
3267 (return_in_memory_32, return_in_memory_64): Split out ...
3268 (ix86_return_in_memory): ... from here.
3269 (ix86_struct_value_rtx): Skip for 64-bit.
3270 (ix86_libcall_value, ix86_value_regno): Remove.
3271 (setup_incoming_varargs_64): Split out ...
3272 (ix86_setup_incoming_varargs): ... from here.
3273 (ix86_va_start): Remove TARGET_DEBUG_ARG.
3274 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
3275 * config/i386/i386-protos.h (ix86_function_value): Remove.
3276 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
3278 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3281 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
3282 infinities not supported, otherwise emit warning if -Woverflow. On
3283 underflow, emit warning if -Woverflow.
3284 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
3286 * real.h (real_from_string): Update declaration
3288 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
3289 Richard Henderson <rth@redhat.com>
3291 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
3292 * calls.c (compute_argument_block_size, expand_call,
3293 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
3294 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
3295 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
3296 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
3297 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
3298 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
3299 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
3300 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
3303 2007-03-22 Joseph Myers <joseph@codesourcery.com>
3305 * c-incpath.c (add_sysroot_to_chain): New.
3306 (merge_include_chains): Add sysroot argument. Call
3307 add_sysroot_to_chain if sysrooted.
3308 (register_include_chains): Update call to merge_include_chains.
3309 * doc/cppopts.texi: Document use of '=' in include directory
3312 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
3314 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
3315 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
3316 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
3317 insn pattern using X87MODEF12 mode macro.
3319 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
3321 * regmove.c (regmove_optimize): Use reg_mentioned_p
3322 instead of reg_overlap_mentioned_p for DST.
3324 2007-03-21 Mike Stump <mrs@apple.com>
3326 * c.opt: Fixup for Objective-C/C++.
3328 2007-03-21 Steve Ellcey <sje@cup.hp.com>
3330 * explow.c (convert_memory_address): Fold memory reference when
3331 POINTERS_EXTEND_UNSIGNED < 0
3333 2007-03-21 Richard Henderson <rth@redhat.com>
3336 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
3337 * config/i386/mmintrin.h (__m64): Likewise.
3338 * config/i386/xmmintrin.h (__m128): Likewise.
3340 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3342 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
3343 (VXWORKS_OS_CPP_BUILTINS): Define.
3344 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
3345 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
3347 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3349 * rtl.h (constant_pool_reference_p): Delete.
3350 (find_constant_src): Declare.
3351 * rtlanal.c (find_constant_src): New function.
3352 * simplify-rtx.c (constant_pool_reference_p): Delete.
3353 * config/i386/i386.md: Use find_constant_src instead of
3354 constant_pool_reference_p/avoid_constant_pool_reference pairs.
3356 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3358 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
3359 * c-cppbuiltin.c (c_cpp_builtins): Define them.
3361 2007-03-20 Mark Mitchell <mark@codesourcery.com>
3363 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
3364 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
3365 (arm_elf_asm_constructor): Use it.
3366 (arm_elf_asm_destructor): New function.
3368 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
3370 * jump.c (mark_jump_label): Treat SEQUENCE specially.
3372 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
3374 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
3376 2007-03-19 Andrew Haley <aph@redhat.com>
3378 PR tree-optimization/31264
3379 * tree-vrp.c (register_edge_assert_for_1): Don't look though
3382 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
3384 PR rtl-optimization/30907
3385 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
3386 (fwprop_init): Always call loop_optimizer_initialize.
3387 (fwprop_done): Always call loop_optimizer_finalize.
3388 (fwprop): We always have loop info now.
3389 (gate_fwprop_addr): Remove.
3390 (pass_fwprop_addr): Use gate_fwprop as gate.
3392 PR rtl-optimization/30841
3393 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
3394 df_chain_alloc): Call df_reorganize_refs unconditionally.
3395 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
3396 refs_organized to refs_organized_size.
3397 (df_ref_create_structure): Use refs_organized_size instead of
3398 bitmap_size if refs had been organized, and keep refs_organized_size
3400 * df.h (struct df_ref_info): Change refs_organized to
3401 refs_organized_size.
3402 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
3405 2007-03-19 Mark Mitchell <mark@codesourcery.com>
3407 * except.c (output_function_exception_table): Do not reference the
3408 EH personality routine for functions that do not require an
3411 2007-03-20 Jakub Jelinek <jakub@redhat.com>
3414 * c-typeck.c (convert_for_assignment): Call comptypes for
3415 RECORD_TYPE or UNION_TYPE.
3418 * reload1.c (reload): Do invalid ASM checking after
3419 cleanup_subreg_operands.
3421 2007-03-19 Jeff Law <law@redhat.com>
3423 * tree-cfg.c (find_taken_edge): Tighten conditions for
3424 optimizing computed gotos.
3426 2007-03-19 Michael Matz <matz@suse.de>
3428 * builtins.c (expand_builtin_sync_operation,
3429 expand_builtin_compare_and_swap,
3430 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
3433 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
3434 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
3437 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3439 * doc/tm.texi: Add brackets around the return type of
3440 TARGET_SECONDARY_RELOAD.
3442 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3443 Richard Guenther <rguenther@suse.de>
3445 PR tree-optimization/31254
3446 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
3447 Use handled_component_p () where appropriate. Continue
3448 propagating into the rhs if we propagated into an INDIRECT_REF
3451 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3453 * config/s390/s390.md (op_type attribute): RRR instruction type added.
3454 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
3455 (xde, xdee): Mode attributes adjusted to support DFP modes.
3456 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
3457 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
3458 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
3459 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
3460 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
3461 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
3462 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
3464 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
3465 "movsf"): Insn definitions removed.
3466 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
3467 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
3468 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
3470 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
3471 "reload_in<mode>", "reload_out<mode>"): Expander added.
3472 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
3475 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3477 * config/s390/s390.md: Only non-functional changes. Renamed
3478 FPR mode macro to BFP all over the file.
3480 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3482 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
3483 (op_type attribute): RRF instruction type added.
3484 (fT0): New mode attribute.
3485 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
3486 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
3487 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
3488 no secondary memory is needed when moving DFmode values between GPRs
3491 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3493 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
3494 inverted and documentation adjusted.
3495 ("mhard-dfp", "msoft-dfp"): New options.
3496 * config/s390/s390.c (s390_handle_arch_option): New architecture
3498 (override_options): Sanity checks for the new options added.
3499 * config.gcc: New architecture switch: z9-ec.
3500 * config/s390/s390.h (processor_flags): PF_DFP added.
3501 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
3502 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
3503 when the bit is NOT set so remove it from the defaults.
3505 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3507 * genemit.c (main): Print include statement for dfp.h.
3508 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
3511 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
3513 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
3515 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
3518 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
3521 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3523 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
3524 attr_length_call, output_call, output_indirect_call): Cleanup
3525 formatting of targetm calls.
3527 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
3529 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
3531 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3533 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
3534 reservation, bypass and anti-bypass descriptions for these instructions.
3535 Update move patterns.
3536 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
3539 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
3541 * tree-vect-transform.c (get_initial_def_for_induction): Replace
3542 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
3543 (get_initial_def_for_reduction): Likewise.
3545 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
3547 Fix PR tree-optimization/29922
3548 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
3549 (get_representative): Removed.
3550 (value_dies_in_block_x): Update for rvuse removal.
3551 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
3552 (compute_antic_aux): Handle when PHI nodes appear in
3553 non-single-successors.
3554 (dump_bitmap_of_names): Removed.
3555 (compute_antic_safe): Renamed and removed rvuse calculation.
3556 Calculate only antic safe.
3557 (insert_into_preds_of_block): Remove assert.
3558 (execute_pre): Update for renamed functions.
3559 (defer_or_phi_translate_block): New function.
3561 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
3563 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
3564 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
3566 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
3567 Follow spelling conventions.
3569 * tree-data-ref.h: Remove the prototype for analyze_array.
3571 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
3573 PR tree-optimization/31041
3574 * tree-vect-transform.c (get_initial_def_for_induction): Call
3575 force_gimple_operand.
3577 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
3579 * ipa-type-escape.c (look_for_casts) : Revert code to use
3580 handled_component_p due to ada test a-numaux.adb.
3582 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
3584 * final.c (final_scan_insn): Alter the condition of a
3585 conditional trap if we have nonstandard CC.
3587 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
3589 * configure.ac: Remove excess quoting from asm line 0 test.
3590 * configure: Rebuilt.
3592 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3594 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
3595 * c-common.c (convert_and_check): Move warning logic to...
3596 (warnings_for_convert_and_check): ...here. Define.
3597 * c-common.h (warnings_for_convert_and_check): Declare.
3599 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3601 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
3602 (output_call): Likewise.
3604 2007-03-16 Richard Sandiford <richard@codesourcery.com>
3606 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
3608 2007-03-16 Richard Sandiford <richard@codesourcery.com>
3610 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
3612 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
3614 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
3615 opteron, athlon-64 and athlon-fx processor_alias_table entries.
3617 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
3619 PR tree-optimization/31183
3620 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
3621 Use double_int instead of unsigned int for representing access_strides.
3622 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
3624 2007-03-16 Richard Guenther <rguenther@suse.de>
3626 PR tree-optimization/31146
3627 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
3628 to allow recursion of forward_propagate_addr_expr.
3629 (forward_propagate_addr_into_variable_array_index): Likewise.
3630 (forward_propagate_addr_expr): Likewise.
3631 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3632 (forward_propagate_addr_expr_1): Recurse on simple copies
3633 instead of propagating into them. Do so for useless conversions
3635 (forward_propagate_addr_expr): Clean up unused statements after
3638 2007-03-16 Richard Guenther <rguenther@suse.de>
3640 * builtins.c (expand_builtin_cexpi): Use the right argument
3641 for the expansion via cexp.
3643 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
3645 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
3646 * configure: Rebuilt.
3648 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
3651 * dwarf2out.c (force_type_die): Adjust comment.
3652 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
3654 2007-03-15 DJ Delorie <dj@redhat.com>
3656 * config/frv/predicates.md (minmax_operator): Don't check operands
3659 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
3661 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
3662 Update constant estimates of number of iterations.
3663 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
3664 argument renamed to "realistic".
3665 (compute_estimated_nb_iterations): Removed.
3666 (record_niter_bound): New function.
3667 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
3668 call record_nonwrapping_iv with upper = false.
3669 (infer_loop_bounds_from_signedness): Pass upper argument to
3670 record_nonwrapping_iv.
3671 (estimate_numbers_of_iterations_loop): Do not call
3672 compute_estimated_nb_iterations. Record estimate based on profile
3673 information. Initialize the constant estimates of number of
3675 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
3677 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
3678 number of iterations is too small.
3679 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
3680 (EST_NOT_AVAILABLE): Removed.
3681 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
3682 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
3685 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
3687 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
3688 Handle NE_EXPR guards.
3690 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3693 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
3694 Set also -pedantic-errors by default for the preprocessor unless
3695 -fpermissive is given.
3697 2007-03-15 Richard Guenther <rguenther@suse.de>
3701 * builtins.c (expand_builtin_cexpi): As a fallback if we
3702 don't have builtins for sincos or cexp create a function
3703 declaration for cexp and expand to a call to that.
3704 (expand_builtin_int_roundingfn): Always fall
3705 back to floor/ceil and its variants even if they may be
3708 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
3711 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
3712 jump tables, move the call to delete_dead_jumptables from here...
3713 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
3714 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
3715 don't allow merging of blocks that try_redirect_by_replacing_jump
3716 also does not handle when not optimizing.
3718 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
3719 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3721 * config/i386/i386.md (x86_sahf_1): Correctly handle
3724 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
3727 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
3728 x86_64_general_operand as operand[2] predicate. Remove "iF"
3729 from operand constraints and use "e" constraint instead.
3730 (*subti3_1, *subti3_1 splitter): Ditto.
3731 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
3732 operand[1] predicate.
3734 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
3736 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
3737 arrays, multiply the access strides by the size of the sub-array.
3738 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
3740 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
3742 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
3743 the configured assembler supports the sahf mnemonic.
3744 * configure: Regenerate.
3745 * config.in: Regenerate.
3747 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
3748 emit "sahf" or ".byte\t0x9e" as asm template.
3750 2007-03-14 Michael Meissner <michael.meissner@amd.com>
3753 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
3754 option to replace hard coded TARGET_xxx in md file.
3755 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
3756 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
3757 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
3758 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
3759 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
3760 (X86_TUNE_NOT_VECTORMODE): Ditto.
3761 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
3762 (TUNE_AVOID_VECTOR_DECODE): Ditto.
3763 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
3764 (TUNE_SLOW_IMUL_IMM8): Ditto.
3765 (TUNE_MOVE_M1_VIA_OR): Ditto.
3766 (TUNE_NOT_UNPAIRABLE): Ditto.
3767 (TUNE_NOT_VECTORMODE): Ditto.
3769 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
3772 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
3773 tuning options instead of hard coded TARGET_xxx.
3774 (fix ssemode peephole2's): Ditto.
3775 (imul peephole2's): Ditto.
3777 (movdi_or_rex64): Ditto.
3778 (move peephole2): Ditto.
3779 (not peephole2's): Ditto.
3781 2007-03-14 Dirk Mueller <dmueller@suse.de>
3783 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
3784 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
3785 * c-parser.c (c_parser_if_body): Always add an empty statement in case
3787 * c-parser.c (c_parser_do_statement): Warn about empty body in
3789 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
3790 * doc/invoke.texi (-Wempty-body): Update documentation.
3792 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3795 * c-common.h (warn_for_div_by_zero): Declare.
3796 * c-common.c (warn_for_div_by_zero): Define.
3797 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
3800 2007-03-14 Richard Sandiford <richard@codesourcery.com>
3802 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
3803 to PREFIX and STANDARD_PREFIX.
3805 2007-03-14 Richard Sandiford <richard@codesourcery.com>
3806 Phil Edwards <phil@codesourcery.com>
3808 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
3809 (__gthread_once_t): Remove busy field for RTPs.
3810 (__GTHREAD_ONCE_INIT): Update accordingly.
3812 2007-03-14 Richard Sandiford <richard@codesourcery.com>
3814 * doc/invoke.texi: Document VxWorks options.
3816 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
3818 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
3820 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
3822 PR tree-optimization/30590
3823 * tree-nrv.c (tree_nrv): Check for the partial update of the
3826 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
3828 * flags.h (flag_random_seed): Remove declaration, in favor of...
3829 * toplev.h (get_random_seed, set_random_seed): ... these.
3830 * tree.c (get_file_function_name): Use the former.
3831 * opts.c (common_handle_option): Use the latter.
3834 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
3837 * cse.c (cse_find_path): Do not bail out if a basic block that
3838 we already visited now becomes part of a path that starts at a
3839 different basic block. Just disallow this, to make sure we
3840 visit each basic block at most once.
3842 2007-03-13 Jan Hubicka <jh@suse.cz>
3844 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
3845 when profile esitmate is present, calls with very low frequency are
3848 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
3850 PR tree-optimization/30730
3851 PR tree-optimization/26900
3852 * tree-ssa-loop-niter.c: Include gmp.h.
3854 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
3855 split_to_var_and_offset, determine_value_range,
3856 bound_difference_of_offsetted_base, refine_bounds_using_guard,
3857 bound_difference, bounds_add, bounds_negate,
3858 number_of_iterations_ne_max, dump_affine_iv): New functions.
3859 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
3860 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
3861 difference of initial and final value of control iv to validate
3863 (number_of_iterations_cond): Add loop parameter. Determine bounds
3864 on the difference of the extremes of the control iv. Add dumps.
3865 (expand_simple_operations): Handle phi nodes.
3866 (simplify_using_initial_conditions): Do not record used conditions.
3867 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
3868 Do not set additional_info.
3869 (implies_nonnegative_p, implies_ge_p): Removed.
3870 (derive_constant_upper_bound): Do not use parameter `additional'.
3871 (record_estimate): Parameter `additional' removed. Parameter
3872 `i_bound' added. Do not call derive_constant_upper_bound.
3873 (record_nonwrapping_iv): Use derive_constant_upper_bound to
3874 bound the number of iterations estimate.
3875 (estimate_numbers_of_iterations_loop): Pass the estimate from
3876 the number of iterations analysis to record_estimate.
3877 * tree.h (multiple_of_p): Declare.
3878 * tree-scalar-evolution.c (expression_expensive_p): Removed.
3879 (scev_const_prop): Do not check expression_expensive_p.
3880 * fold-const.c (multiple_of_p): Exported.
3881 * double-int.c (double_int_mask): Exported.
3882 * double-int.h (double_int_mask): Declare.
3883 * tree-flow.h (struct tree_niter_desc): Removed additional_info
3884 field. Added max field.
3886 2007-03-13 David Taylor <taylor@candd.org>
3889 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
3892 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3895 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
3896 two unamed patterns.
3898 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
3900 * config/i386/i386.opt (mcx16, msahf): New options.
3901 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
3902 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
3904 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
3905 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
3906 Output -mcx16 and -msahf options when corresponding bit is set.
3908 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
3911 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
3913 * configure.ac: Test for assembler tolerance to # 0 "".
3914 * configure, config.in: Rebuilt.
3915 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
3917 2007-03-13 Geoffrey Keating <geoffk@apple.com>
3919 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
3921 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
3922 (handle_syscall): Handle direct system calls.
3923 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
3925 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
3927 * doc/invoke.texi: Fix cpp.info cross-reference.
3928 * doc/passes.texi: Fix gcc.info cross-reference.
3930 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
3932 PR tree-optimization/30835
3933 * lambda-code.c (can_convert_to_perfect_nest): Check whether
3934 bb_for_stmt is not NULL before accessing it.
3936 2007-03-12 Joseph Myers <joseph@codesourcery.com>
3938 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
3941 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
3944 * doc/install.texi: Document --enable-stage1-languages
3946 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
3948 * tree-pass.h (pass_into_cfg_layout_mode,
3949 pass_outof_cfg_layout_mode): Declare.
3950 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
3951 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
3952 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
3953 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
3955 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
3957 * c-decl.c (warn_variable_length_array): New function.
3958 Refactored from grokdeclarator to handle warn_vla
3959 and handle unnamed array case.
3960 (grokdeclarator): Refactored VLA warning case.
3961 * c.opt (Wvla): New flag.
3962 * doc/invoke.texi (Wvla): New warning.
3964 2007-03-12 Richard Henderson <rth@redhat.com>
3966 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
3967 (TARGET_SECTION_TYPE_FLAGS): New.
3969 2007-03-12 Richard Henderson <rth@redhat.com>
3971 * config/darwin.c (machopic_reloc_rw_mask): New.
3972 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
3973 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
3975 2007-03-12 Mark Mitchell <mark@codesourcery.com>
3977 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
3978 * cppdefault.h (cpp_PREFIX): Document.
3979 (cpp_PREFIX_len): Likewise.
3980 (cpp_EXEC_PREFIX): New variable.
3981 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
3982 * c-incpath.c (add_standard_paths): Correct logic for relocating
3983 paths within prefix.
3985 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
3987 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
3988 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
3990 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
3991 fix_truncdfdi_sse using SSEMODEF mode macro.
3992 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
3993 fix_truncdfsi_sse using SSEMODEF mode macro.
3994 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
3995 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
3997 2007-03-12 Richard Sandiford <richard@codesourcery.com>
3999 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
4002 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
4004 * tree.h : Add multiple_of_p declaration.
4005 * fold-const.c (multiple_of_p): Make multiple_of_p public.
4006 * ipa-type-escape.c (results_of_malloc): Redundant.
4007 (visited_stmts): New. Visited stmt for walk_use_def_chains.
4008 (cast_type): Extended with new members.
4009 (check_cast): Returns cast_type.
4010 (cast): New structure for data of walk_use_def_chains.
4011 (is_malloc_result, is_cast_from_non_pointer_1,
4012 is_cast_from_non_pointer,
4013 is_array_access_through_pointer_and_index): New functions.
4014 (look_for_casts): Returns cast types.
4015 (check_call): Returns void.
4016 (okay_pointer_operation): Use support of pointer plus index,
4017 pointer plus constant and allow all multiplications.
4019 2007-03-11 Richard Guenther <rguenther@suse.de>
4021 PR tree-optimization/31115
4022 * tree-vrp.c (extract_range_from_binary_expr): Make sure
4023 the shift count is positive and non-anti-range for RSHIFT_EXPR.
4024 A shift count of zero is not special as with *_DIV_EXPR.
4025 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
4028 2007-03-11 Ian Lance Taylor <iant@google.com>
4030 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
4031 the *_DIV_EXPR codes correctly with overflow infinities.
4033 2007-03-11 Ira Rosen <irar@il.ibm.com>
4035 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
4036 indicate success/failure of the analysis. Add negation to subtrahend
4037 in case of subtraction. Fail if both operands contain constants.
4038 (create_data_ref): Fail if analyze_offset fails.
4040 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
4042 * config/i386/i386.md (frndintxf2): Rename to ...
4043 (rintxf2): ... this. Remove expander having same name.
4044 (rintsf2, rintdf2): Implement using SSEMODEF macro.
4045 (roundsf2, rounddf2): Ditto.
4046 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
4047 (lround<mode>di2, lround<mode>si2): Ditto.
4049 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
4051 * lower-subreg.c: Include except.h.
4052 (decompose_multiword_subregs): Verify that the only control flow
4053 insns we can split are loads to multi-words pseudos.
4054 Handle breaking such blocks after splitting, instead of calling
4055 find_many_sub_basic_blocks.
4057 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
4058 on the new basic block. Add a lengthy comment explaining why we
4059 thought this was necessary.
4060 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
4062 2007-03-10 Mark Mitchell <mark@codesourcery.com>
4065 * tree.c (walk_type_fields): Recurse into the element type of
4066 ARRAY_TYPEs if there is a pointer set.
4068 2007-03-10 Dirk Mueller <dmueller@suse.de>
4070 * c-common.c (warn_logical_operator): Fix condition.
4072 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
4074 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
4076 * config/darwin.c (machopic_select_section): Remove superfluous
4077 argument in call to categorize_decl_for_section. Remove unused
4080 2007-03-10 Joseph Myers <joseph@codesourcery.com>
4082 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
4084 * configure: Regenerate.
4086 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
4089 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
4090 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
4091 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
4092 Add LABEL_NUSES to emitted label.
4093 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
4094 branch probability value to emitted jump insn.
4095 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
4096 Do not check life information and do not re-arrange input operands
4097 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
4099 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
4101 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
4102 the change of decode_asm_operands.
4104 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
4106 * mode-switching.c (create_pre_exit): Skip blockage insn.
4108 2007-03-09 Diego Novillo <dnovillo@redhat.com>
4110 * tree-pass.h (TODO_update_smt_usage): Remove.
4112 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
4116 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4118 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
4119 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
4120 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
4123 2007-03-09 Geoffrey Keating <geoffk@apple.com>
4125 * gcc.c: Document %{, in big comment at top.
4126 (input_suffix_matches): Remove special handling for .s and
4128 (input_spec_matches): New.
4129 (handle_braces): Handle %{,.
4130 (validate_switches): ',' indicates a value which is not a switch.
4131 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
4132 to detect assembler input.
4133 * config/i386/sol2.h (CPP_SPEC): Likewise.
4134 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
4135 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
4136 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
4137 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
4138 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
4139 -m64 causes deployment target to default to 10.5.
4140 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
4142 2007-03-09 Richard Henderson <rth@redhat.com>
4145 * target.h (targetm.asm.out.reloc_rw_mask): New.
4146 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
4147 (TARGET_ASM_OUT): Use it.
4148 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
4149 * varasm.c (categorize_decl_for_section): Remove shlib argument;
4150 use the new reloc_rw_mask target hook instead.
4151 (default_section_type_flags_1): Merge into...
4152 (default_section_type_flags): ... here.
4153 (decl_readonly_section_1): Merge into...
4154 (decl_readonly_section): ... here.
4155 (default_elf_select_section_1): Merge into...
4156 (default_elf_select_section): ... here.
4157 (default_unique_section_1): Merge into...
4158 (default_unique_section): ... here.
4159 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
4160 (default_select_rtx_section): Use it.
4161 (default_elf_select_rtx_section): Likewise.
4162 * output.h: Update to match.
4163 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
4164 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
4165 (TARGET_ASM_RELOC_RW_MASK): New.
4166 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
4167 to categorize_decl_for_section.
4168 (x86_64_elf_unique_section): Likewise.
4169 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
4170 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
4171 (TARGET_ASM_RELOC_RW_MASK): New.
4172 * config/ia64/ia64.c (ia64_rwreloc_select_section,
4173 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
4174 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
4175 (TARGET_RWRELOC): Remove.
4176 (ia64_section_type_flags): Adjust call to default_section_type_flags.
4177 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
4178 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
4179 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
4180 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
4181 (rs6000_xcoff_select_section): Use decl_readonly_section.
4182 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
4183 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
4184 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
4185 (TARGET_SECTION_TYPE_FLAGS): Remove.
4186 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
4188 2007-03-09 Roger Sayle <roger@eyesopen.com>
4190 * fold-const.c (fold_comparison): Remove compile-time evaluation of
4191 complex constant equality/inequality comparisons for here.
4192 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
4193 known at compile-time or can be simplified to a scalar comparison.
4194 (fold_relational_const): Move compile-time evaluation of complex
4195 constant equality/inequality comparisons to here.
4197 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4199 PR rtl-optimization/30643
4200 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
4202 (fold_rtx): Recurse, like before 2006-11-03.
4204 2007-03-09 DJ Delorie <dj@redhat.com>
4206 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
4209 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
4211 PR tree-optimization/30375
4212 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
4213 LHS of statements is not the same.
4214 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
4216 2007-03-09 Chao-ying Fu <fu@mips.com>
4218 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
4220 * doc/invoke.texi (-mdspr2): Document new option.
4221 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
4222 New unspec for DSP REV 2.
4223 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
4224 these instructions are extended in DSP REV 2.
4225 (mips-dspr2.md): Include.
4226 * config/mips/mips.opt (mdspr2): New option.
4227 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
4228 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
4229 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
4230 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
4231 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
4232 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
4233 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
4235 (bdesc_map): Add one field of unsupported_target_flags.
4236 (bdesc_arrays): Update entries to have extra fields. Add
4238 (mips_init_builtins): Initialize new function types.
4239 Check unsupported_target_fileds to filter out builtins.
4240 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
4242 (ASM_SPEC): Pass mdspr2 to the assembler.
4243 * config/mips/mips-dspr2.md: New file.
4245 2007-03-09 Sa Liu <saliu@de.ibm.com>
4247 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
4249 2007-03-09 Ian Lance Taylor <iant@google.com>
4251 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
4252 argument) like -Wstrict-overflow=2.
4253 * doc/invoke.texi (Warning Options): Update documentation.
4255 2007-03-09 Dirk Mueller <dmueller@suse.de>
4258 * doc/invoke.texi (-Wlogical-op): Document.
4259 * common.opt (-Wlogical-op): New.
4260 * c-common.h (warn_logical_operator): Declare.
4261 * c-common.c (warn_logical_operator): Define.
4262 * c-typeck.c (parser_build_binary_op): Call
4263 warn_logical_operator.
4265 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4267 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
4268 * final.c (final_scan_insn): Test for non-"" file name.
4270 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
4272 * doc/loop.texi: Document the Omega linear constraints solver.
4273 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
4274 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
4275 omega-hash-table-size, omega-max-keys, and
4276 omega-eliminate-redundant-constraints.
4277 * tree-pass.h (pass_check_data_deps): Declared.
4280 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
4281 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
4282 pass_check_data_deps): New.
4283 * tree-data-ref.c (init_data_ref): Remove declaration.
4284 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
4285 (analyze_array): Renamed init_array_ref, move up initializations.
4286 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
4287 Removed arguments that are set to NULL.
4288 (analyze_indirect_ref): Correct indentation, correct call to
4290 (object_analysis): Call init_array_ref instead of analyze_array.
4291 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
4292 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
4293 of DR_ACCESS_FNS_ADDR.
4294 (init_omega_eq_with_af, omega_extract_distance_vectors,
4295 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
4296 ddr_consistent_p): New.
4297 (compute_affine_dependence): Check consistency of ddrs when
4298 flag_check_data_deps is passed.
4299 (analyze_all_data_dependences): Uncomment.
4300 (tree_check_data_deps): New.
4301 * tree-data-ref.h: Include omega.h.
4302 (DR_ACCESS_FNS_ADDR): Removed.
4303 (data_dependence_relation): Add inner_loop.
4304 (DDR_INNER_LOOP): New.
4305 * common.opt (fcheck-data-deps): New.
4306 * tree-flow.h (tree_check_data_deps): Declare.
4307 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
4308 (OBJS-common): Depend on omega.o.
4310 * passes.c (pass_check_data_deps): Scheduled.
4311 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
4312 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
4313 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
4314 PARAM_VECT_MAX_VERSION_CHECKS,
4315 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
4317 2007-03-09 Richard Guenther <rguenther@suse.de>
4319 PR tree-optimization/30904
4321 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
4322 the same way as *_DIV_EXPR.
4324 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4326 * recog.c (decode_asm_operands): No mixed declarations and code.
4328 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4330 * rtl.def (ASM_INPUT): Add location.
4331 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
4332 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
4333 (decode_asm_operands): Add loc operand.
4334 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
4335 * stmt.c (expand_asm): Rename to...
4336 (expand_asm_loc): ... this. Add locus argument. Pass it on to
4337 gen_rtx_ASM_INPUT_loc.
4338 (expand_asm_expr): Adjust.
4339 * recog.c (decode_asm_operands): Add loc operand.
4340 (check_asm_operands, extract_insn): Adjust.
4341 * reload1.c (maybe_fix_stack_asms): Likewise.
4342 * final.c (asm_insn_count): Likewise.
4343 (final_scan_insn): Output # line before and after asm.
4345 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
4347 * tree-ssa-structalias.c (variable_info): Remove
4349 (new_var_info): Ditto.
4350 (shared_bitmap_info_t): New structure.
4351 (shared_bitmap_table): New variable.
4352 (shared_bitmap_hash): New function.
4353 (shared_bitmap_eq): Ditto
4354 (shared_bitmap_lookup): Ditto.
4355 (shared_bitmap_add): Ditto.
4356 (merge_smts_into): Change to take bitmap directly.
4357 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
4358 (init_alias_vars): Init shared bitmap hashtable.
4359 (delete_points_to_sets): Delete shared bitmap hashtable.
4360 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
4361 is_aliased removal as a change that was still necessary was
4364 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
4366 * config/i386/i386.h (override_options): Conditionally disable
4367 x86_sahf for 64bit targets only.
4369 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
4372 * c-decl.c (merge_decls): Don't call make_var_volatile.
4373 * varasm.c (make_var_volatile): Remove.
4374 * output.h (make_var_volatile): Remove.
4376 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
4378 PR tree-optimization/31085
4379 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
4381 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4383 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
4384 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
4385 ATTR_CONST_NOTHROW_LIST.
4387 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
4390 2007-03-08 Diego Novillo <dnovillo@redhat.com>
4392 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
4394 2007-03-08 Geoffrey Keating <geoffk@apple.com>
4397 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
4399 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
4400 passed, use shared libgcc.
4402 2007-03-08 Roger Sayle <roger@eyesopen.com>
4404 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
4405 instead of calling build2 with a GIMPLE_MODIFY_STMT.
4406 (honor_protect_cleanup_actions, lower_try_finally_switch):
4408 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
4409 ifc_temp_var): Likewise.
4410 * tree-inline.c (setup_one_parameter): Likewise.
4411 * tree-mudflap.c (mf_decl_cache_locals,
4412 mf_build_check_statement_for): Likewise.
4413 * tree-nested.c (init_tmp_var, save_tmp_var,
4414 finalize_nesting_tree_1): Likewise.
4415 * tree-outof-ssa.c (insert_copy_on_edge,
4416 insert_backedge_copies): Likewise.
4417 * tree-profile.c (tree_gen_edge_profiler,
4418 tree_gen_ic_profiler): Likewise.
4419 * tree-scalar-evolution.c (scev_const_prop): Likewise.
4420 * tree-sra.c (sra_build_assignment): Likewise.
4421 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
4422 * tree-ssa-math-opts.c (insert_reciprocals,
4423 execute_cse_sincos_1): Likewise.
4424 * tree-tailcall.c (adjust_accumulator_values,
4425 adjust_return_value): Likewise.
4426 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
4427 * tree-vect-transform.c (vect_create_data_ref_ptr,
4428 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
4429 vect_create_epilog_for_reduction, vectorizable_reduction,
4430 vectorizable_call, vectorizable_conversion,
4431 vectorizable_assignment, vectorizable_operation,
4432 vectorizable_type_demotion, vect_gen_widened_results_half,
4433 vect_permute_store_chain, vectorizable_store,
4434 vect_setup_realignment, vect_permute_load_chain,
4435 vectorizable_load, vectorizable_condition,
4436 vect_create_cond_for_align_checks): Likewise.
4437 * tree-vrp.c (build_assert_expr_for): Likewise.
4439 2007-03-08 Ian Lance Taylor <iant@google.com>
4441 * tree-vrp.c: Include "intl.h".
4442 (usable_range_p): New static function.
4443 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
4444 overflowed values, juts set *strict_overflow_p.
4445 (compare_values): Only return -2 if one of the operands is not a
4447 (compare_ranges): Call usable_range_p.
4448 (compare_range_with_value): Likewise.
4449 (vrp_evaluate_conditional_warnv): Rename from
4450 vrp_evaluate_conditional. Make static. Change all callers.
4451 (vrp_evaluate_conditional): New function.
4452 (simplify_div_or_mod_using_ranges): Issue warning about reliance
4454 (simplify_abs_using_ranges): Likewise.
4455 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
4456 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
4457 within_stmt parameter.
4458 * tree-ssa-propagate.c (fold_predicate_in): Update call to
4459 vrp_evaluate_conditional.
4460 * tree-ssa-threadedge.c
4461 (record_temporary_equivalences_from_stmts_at_dest): Change
4462 simplify parameter to take a second tree parameter.
4463 (simplify_control_stmt_condition): Likewise.
4464 (thread_across_edge): Likewise.
4465 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
4466 (thread_across_edge): Likewise.
4467 * Makefile.in (tree-vrp.o): Depend upon intl.h.
4469 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
4471 * config/i386/i386.h (TARGET_SAHF): New define.
4472 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
4473 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
4474 (x86_sahf): New global variable.
4475 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
4476 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
4477 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
4478 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
4480 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
4481 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
4482 when expanding fcomi/sahf based tests.
4483 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
4484 expanding sahf based alternative. Emit sahf based sequence when
4485 optimizing for code size.
4486 * config/i386/i386.md (x86_sahf_1): Do not disable for
4487 TARGET_64BIT, enable for TARGET_SAHF.
4489 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
4491 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
4492 spurious whitespace from error message.
4494 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
4497 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
4499 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
4501 * c-decl.c (grokdeclarator): Disable warnings for anonymous
4503 * tree-sra.c (instantiate_element): Propagate disabled warnings
4504 from the element itself to the created variable.
4506 2007-03-07 Richard Henderson <rth@redhat.com>
4509 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
4510 silently fix up the stack in the case of a missing register.
4512 2007-03-07 Paul Brook <paul@codesourcery.com>
4514 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
4516 2007-03-07 Joseph Myers <joseph@codesourcery.com>
4518 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
4520 (phase1_vrs): Use them.
4521 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
4522 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
4523 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
4524 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
4525 __gnu_Unwind_Restore_WMMXC if required.
4526 (_Unwind_VRS_Pop): Implement iWMMXt support.
4527 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
4528 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
4529 gnu_Unwind_Save_WMMXC): Define.
4531 2007-03-07 Richard Sandiford <richard@codesourcery.com>
4533 * config/vxworks.h (vxworks_override_options): Declare.
4534 (VXWORKS_OVERRIDE_OPTIONS): Use it.
4535 * config/vxworks.c: Include target.h and toplev.h.
4536 (vxworks_override_options): New function.
4537 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
4539 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
4541 * config/s390/s390.c (override_options): Don't emit an error when
4542 -mstack-size is used without providing -mstack-guard.
4543 (s390_emit_prologue): Choose stack_guard value automatically if not
4544 provided via command line.
4545 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
4547 2007-03-07 Richard Sandiford <richard@codesourcery.com>
4549 * config/i386/i386.c (output_set_got): Add a GOT initialization
4550 sequence for VxWorks PIC.
4551 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
4552 around labels as well as symbols. Use gotoff_operand instead
4553 of local_symbolic_operand.
4554 (legitimize_pic_address): Use gotoff_operand instead of
4555 local_symbolic_operand. Use @GOT accesses for labels as
4557 (ix86_output_addr_diff_elt): Use PC-relative rather than
4558 GP-relative offsets for VxWorks PIC.
4559 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
4560 no_new_pseudos. Check whether the returned register is op0.
4561 * config/i386/i386.md (tablejump): Use PC-relative rather than
4562 GP-relative offsets for VxWorks PIC.
4563 * config/i386/predicates.md (gotoff_operand): New predicate.
4565 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4567 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
4569 * config/vxworks-dummy.h: New file.
4570 * config/i386/i386.h: Include it.
4572 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
4574 * dwarf2out.c (is_inlined_entry_point): New
4575 (add_high_low_attributes): Emit DW_AT_entry_pc along with
4576 DW_AT_ranges if the first subblock is the entry point.
4578 2007-03-06 David Daney <ddaney@avtrex.com>
4580 * doc/install.texi (mips-*-*): Change recommended binutils
4583 2007-03-06 Anatoly Sokolov <aesok@post.ru>
4585 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
4586 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
4588 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
4589 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4591 2007-03-06 Jan Hubicka <jh@suse.cz>
4593 * errors.h (warning, error, fatal, internal_error): Mark as cold.
4594 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
4596 (probably_cold_bb_p): Cold functions are cold.
4597 (probably_never_executed_bb_p): Cold functions are cold.
4598 (tree_bb_level_predictions): Predict calls to cold functions as not
4600 (compute_function_frequency): Check hot/cold attributes.
4601 * function.h (function_frequency): Update comments.
4602 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
4603 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
4604 (c_common_att): Add cold and hot.
4606 * doc/extend.texi (hot,cold attributes): Document.
4608 2007-03-06 Andrew Haley <aph@redhat.com>
4610 * function.c (expand_function_end): Move blockage to just after we
4611 emit the label for the naked return from the function.
4613 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4615 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
4618 2007-03-06 Jan Hubicka <jh@suse.cz>
4620 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
4621 loaded for constant large models. Non-large 64bit PIC can do.
4622 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
4623 * cmodel.h: Add LARGE PIC.
4624 * i386.md (UNSPEC_PLTOFF): New.
4625 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
4627 (*call_1_rex64): Disable for large models.
4628 (*call_1_rex64_large): New.
4629 (*call_value_1_rex64): Disable for large models.
4630 (*call_value_1_rex64_large): New.
4631 (set_rip_rex4): New.
4632 (set_got_offset_rex64): New.
4633 * predicates.md (constant_call_address_operand): For large model
4634 constant calls are not possible.
4635 * i386-protos.h (construct_plt_address): Declare.
4636 * i386.c (override_options): Accept large models.
4637 (ix86_expand_prologue): Expand large PIC GOT pointer load.
4638 (legitimate_constant_p): Add new UNSPECs.
4639 (legitimate_pic_operand_p): Likewise.
4640 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
4641 (legitimize_pic_address): Do easy RIP relative way for TLS only for
4643 (output_pic_addr_const): Add PLTOFF.
4644 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
4645 (ix86_expand_move): Legitimize pic address when in PIC mode.
4646 (construct_plt_address): New function.
4647 (ix86_expand_call): Offload the address to register and use GOT pointer
4649 * invoke.texi (mcmodel=large): Update documentation.
4651 2007-03-06 Richard Henderson <rth@redhat.com>
4653 * config/i386/i386.c (x86_use_leave, x86_push_memory,
4654 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
4655 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
4656 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
4657 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
4658 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
4659 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
4660 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
4661 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
4662 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
4663 x86_partial_reg_dependency, x86_memory_mismatch_stall,
4664 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
4665 x86_sse_partial_reg_dependency, x86_sse_split_regs,
4666 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
4667 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
4668 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
4669 x86_schedule, x86_use_bt, x86_pad_returns,
4670 x86_use_xchgb): Merge into ...
4671 (ix86_tune_features): ... here. New array.
4672 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
4673 x86_bswap): Merge into ...
4674 (ix86_arch_features): ... here. New array.
4675 (x86_3dnow_a): Remove.
4676 (x86_accumulate_outgoing_args): Make static.
4677 (x86_arch_always_fancy_math_387): Make static.
4678 (ix86_tune_mask, ix86_arch_mask): Move ...
4679 (override_options): ... to local variables here. Apply the
4680 appropriate mask to each element of ix86_arch_features and
4681 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
4682 as were done in the old macros.
4683 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
4684 * config/i386/i386.h (x86_use_leave, x86_push_memory,
4685 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
4686 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
4687 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
4688 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
4689 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
4690 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
4691 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
4692 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
4693 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
4694 x86_partial_reg_dependency, x86_memory_mismatch_stall,
4695 x86_accumulate_outgoing_args, x86_prologue_using_move,
4696 x86_epilogue_using_move, x86_decompose_lea,
4697 x86_arch_always_fancy_math_387, x86_shift1,
4698 x86_sse_partial_reg_dependency, x86_sse_split_regs,
4699 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
4700 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
4701 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
4702 x86_use_incdec, x86_pad_returns, x86_bswap,
4703 x86_partial_flag_reg_stall): Remove.
4704 (enum ix86_tune_indices): New.
4705 (ix86_tune_features): New.
4706 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
4707 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
4708 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
4709 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
4710 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
4711 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
4712 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
4713 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
4714 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
4715 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
4716 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
4717 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
4718 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
4719 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
4720 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
4721 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
4722 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
4723 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
4724 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
4725 TARGET_EXT_80387_CONSTANTS): Use it.
4726 (enum ix86_arch_indices): New.
4727 (ix86_arch_features): New.
4728 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
4729 TARGET_BSWAP): Use it.
4730 (ix86_tune_mask, ix86_arch_mask): Remove.
4732 2007-03-06 Joseph Myers <joseph@codesourcery.com>
4735 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
4736 Define using $${sysroot_headers_suffix}.
4737 * configure: Regenerate.
4738 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
4739 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
4741 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
4742 * gcc.c (print_sysroot_headers_suffix): New.
4743 (option_map): Include --print-sysroot-headers-suffix.
4744 (display_help): Mention -print-sysroot-headers-suffix.
4745 (process_command): Handle -print-sysroot-headers-suffix.
4746 (do_spec_1): Append multilib directory to include-fixed path if
4747 sysroot suffixes in use.
4748 (main): Handle -print-sysroot-headers-suffix.
4749 * Makefile.in (start.encap): Don't depend on xlimits.h
4750 (xlimits.h): Remove.
4751 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
4752 limits.h for each multilib in fixinc_list.
4753 (fixinc_list, s-fixinc_list): New.
4754 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
4755 generate them for each multilib in fixinc_list.
4756 (stmp-fixproto): Use include-fixed. Run fixproto for each
4757 multilib in fixinc_list.
4758 (mostlyclean): Don't remove xlimits.h.
4759 (clean): Remove include-fixed.
4760 (real-install-headers-tar, real-install-headers-cpio,
4761 real-install-headers-cp): Don't copy include, only include-fixed.
4762 (install-mkheaders): Depend on fixinc_list. Don't depend on
4763 xlimits.h. Save limits.h files for each multilib in fixinc_list.
4764 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
4765 SYSTEM_HEADER_DIR setting in mkheaders.conf.
4767 2007-03-06 Jan Hubicka <jh@suse.cz>
4769 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
4772 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4774 * configure.ac: Allow tm_file to contain build-directory files.
4775 * configure: Regenerate.
4776 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
4777 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
4778 * config/m68k/print-sysroot-suffix.sh: New file.
4780 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4782 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
4783 of pic_offset_table_rtx if reload_completed.
4784 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
4785 PIC_OFFSET_TABLE_REGNUM.
4786 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
4788 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
4789 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
4791 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4793 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
4794 functions that call eh_return.
4796 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4798 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
4799 functions that need a constant pool.
4801 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4804 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
4805 (m68k_preferred_reload_class): Likewise.
4806 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
4807 (SECONDARY_RELOAD_CLASS): Define.
4808 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
4809 (LIMIT_RELOAD_CLASS): Delete.
4810 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
4811 registers from storing bytes.
4812 (m68k_secondary_reload_class): New function.
4813 (m68k_preferred_reload_class): Likewise.
4815 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4817 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
4819 (m68k_expand_prologue): Likewise.
4821 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4823 * config/m68k/m68k-protos.h (output_sibcall): Declare.
4824 (mips_expand_epilogue): Add a bool parameter.
4825 (m68k_legitimize_sibcall_address): Declare.
4826 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
4827 (m68k_expand_epilogue): Add a parameter to select between sibling
4828 and normal epilogues. Only generate a return for the latter.
4829 (m68k_ok_for_sibcall_p): New function.
4830 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
4831 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
4832 (sibcall_value, *sibcall_value): Likewise.
4833 (*call, *call_value): Require !SIBLING_CALL_P.
4834 (epilogue): Update call to m68k_expand_epilogue.
4835 (sibcall_epilogue): New pattern.
4836 * config/m68k/predicates.md (const_call_operand): Say that this
4837 predicate applies to sibling calls too.
4838 (sibcall_operand): New predicate.
4840 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4842 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
4843 alternatives as movsi_cf.
4844 (movsf_cf_hard): Add commentary.
4846 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
4847 Richard Sandiford <richard@codesourcery.com>
4849 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
4850 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
4851 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
4852 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
4853 as being live on exit from an interrupt function.
4854 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
4855 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
4856 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
4857 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
4858 (m68k_interrupt_function_p): Globalize.
4859 (m68k_compute_frame_layout): Remove reverse mask code.
4860 (m68k_emit_movem, m68k_set_frame_related): New functions.
4861 (m68k_output_function_prologue): Delete in favor of...
4862 (m68k_expand_prologue): ...this new function.
4863 (m68k_output_function_epilogue): Delete in favor of...
4864 (m68k_expand_epilogue): ...this new function.
4865 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
4867 (print_operand): Handle %?.
4868 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
4869 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
4870 (prologue, epilogue): New patterns.
4871 (return): Turn into a define_expand.
4872 (*return): New pattern, derived from old "return" pattern. Use rte
4873 rather than rts for interrupt functions. Only use rtd if the pop
4875 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
4876 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
4877 (link, *link, unlink, *unlink, load_got): Likewise.
4879 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4883 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
4884 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
4885 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
4886 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
4887 and m68k_matches_u_p.
4888 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
4889 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
4890 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
4891 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
4892 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
4893 (REG_STRICT_P): New macro.
4894 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
4895 PCREL_GENERAL_OPERAND_OK.
4896 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
4897 m68k_legitimate_base_reg_p.
4898 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
4899 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
4900 (PIC_CASE_VECTOR_ADDRESS): Update comment.
4901 * config/m68k/m68k.c (m68k_address): New structure.
4902 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
4903 (m68k_decompose_index, m68k_legitimate_constant_address_p)
4904 (m68k_jump_table_ref_p, m68k_decompose_address)
4905 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
4906 (m68k_matches_u_p): New functions.
4907 (print_operand_address): Rewrite to use m68k_decompose_index.
4909 2007-03-05 David Taylor <dtaylor@emc.com>
4911 * gcc.c: Correct copyright date in --version output.
4913 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4915 * pa.md: In unamed move patterns, disparge copies between general
4916 and floating point registers using '?' modifier. Don't include 'f'
4917 constraint for register preferences in DImode, SImode, HImode and
4918 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
4919 Remove constraints for copies between general and floating registers
4920 in soft-float DFmode pattern.
4921 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
4925 2007-03-05 Mike Stump <mrs@apple.com>
4927 * c-common.c (targetcm): Add.
4928 * c-opts.c (c_common_handle_option): Handle language specific
4930 * opts.c (handle_option): Verify language for target options, if
4932 * opth-gen.awk: Add CL_LANG_ALL.
4933 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
4934 (TARGETCM_INITIALIZER): Add.
4935 * target.h (struct gcc_targetcm): Add.
4937 * targhooks.c (default_handle_c_option): Add.
4938 * targhooks.h (default_handle_c_option): Add.
4939 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
4941 * config/darwin.opt (iframework): Add.
4942 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
4943 * config/darwin-c.c (handle_c_option): Add.
4944 (TARGET_HANDLE_C_OPTION): Add.
4946 * doc/invoke.texi (Darwin Options): Add -iframework.
4948 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4950 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
4953 2007-03-05 Ian Lance Taylor <iant@google.com>
4955 * c.opt (fgnu89-inline): New option.
4956 * c-opts.c (c_common_post_options): Set default value for
4958 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
4959 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
4961 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
4962 (grokdeclarator, start_function): Likewise.
4963 * c-cppbuiltin.c (c_cpp_builtins): Define either
4964 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
4965 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
4966 (C Dialect Options): Document -fgnu89-inline.
4967 * doc/extend.texi (Function Attributes): Explain what the
4968 gnu_inline attribute does.
4969 * doc/cpp.texi (Common Predefined Macros): Document
4970 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
4972 2007-03-05 Ian Lance Taylor <iant@google.com>
4974 PR tree-optimization/31034
4975 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
4976 half-range if the other side is an overflow infinity.
4978 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
4980 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
4981 (bfin*-linux-uclibc*): New configuration.
4982 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
4984 * config/bfin/linux.h: New file.
4985 * config/bfin/libgcc-bfin.ver: New file.
4986 * config/bfin/t-bfin-uclinux: New file.
4987 * config/bfin/t-bfin-linux: New file.
4988 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
4989 (TARGET_OS_CPP_BUILTINS): New macro.
4991 2007-03-05 Richard Guenther <rguenther@suse.de>
4993 * fold-const.c (fold_binary): Remove duplicate folding
4994 of comparison of non-null ADDR_EXPR against null.
4996 2007-03-05 Richard Guenther <rguenther@suse.de>
4997 Dorit Nuzman <dorit@il.ibm.com>
4999 PR tree-optimization/26420
5000 * tree-vectorizer.c (vectorize_loops): Bail out early if there
5001 are no loops in the function. Only print the number of
5002 vectorized loops if it is greater than zero or we are supposed
5003 to print information about unvectorized loops.
5005 2007-03-05 Revital Eres <eres@il.ibm.com>
5007 * gcc.dg/var-expand1.c: New test.
5008 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
5009 when an accumulator is expanded.
5011 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5014 * c-common.c (convert_and_check): Don't give warnings for
5015 conversion if 'expr' already overflowed.
5017 2007-03-04 Roger Sayle <roger@eyesopen.com>
5020 * fold-const.c (fold_comparison): Enforce type consistency when
5021 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
5023 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
5025 * tree-ssa-address.c (create_mem_ref): Do not put an expression
5026 containing a cast to the base of TARGET_MEM_REF.
5028 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
5030 * tree.c (tree_contains_struct_check_failed): Remove spurious
5031 whitespace from error message.
5033 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5036 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
5037 instead of precision.
5039 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
5040 Nathan Sidwell <nathan@codesourcery.com>
5042 * emit-rtl.c (find_auto_inc): New.
5043 (try_split): recreate REG_INC notes,
5044 Use regular for loops rather than whiles.
5046 2007-03-03 Andreas Schwab <schwab@suse.de>
5048 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
5049 * configure: Regenerate.
5051 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5053 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
5054 flag_rounding_math, not flag_unsafe_math_optimizations.
5056 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
5058 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
5059 alpha_fold_vector_minmax): Likewise.
5060 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5061 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
5063 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
5065 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
5066 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
5067 if the lhs has side-effects.
5068 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
5070 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5072 * config/i386/i386.h (TUNEMASK): Remove define.
5073 (ARCHMASK): Remove define.
5074 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
5075 Use ix86_arch_mask variable instead of ARCHMASK.
5076 * config/i386/i386.c (override_options): Ditto.
5077 (standard_80387_constant_p): Ditto.
5079 2007-03-02 Ian Lance Taylor <iant@google.com>
5081 Used signed infinities in VRP.
5082 * tree-vrp.c (uses_overflow_infinity): New static function.
5083 (supports_overflow_infinity): New static function.
5084 (make_overflow_infinity): New static function.
5085 (negative_overflow_infinity): New static function.
5086 (positive_overflow_infinity): New static function.
5087 (is_negative_overflow_infinity): New static function.
5088 (is_positive_overflow_infinity): New static function.
5089 (is_overflow_infinity): New static function.
5090 (overflow_infinity_range_p): New static function.
5091 (compare_values_warnv): New function split out of compare_values.
5092 (compare_value): Call it.
5093 (set_value_range_to_nonnegative): Add overflow_infinity
5094 parameter. Change caller.
5095 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
5097 (vrp_expr_computes_nonzero): Likewise.
5098 (compare_ranges, compare_range_with_value): Likewise.
5099 (compare_name_with_value, compare_names): Likewise.
5100 (vrp_evaluate_conditional): Likewise.
5101 (set_value_range): Handle infinity
5102 (vrp_operand_equal_p, operand_less_p): Likewise.
5103 (extract_range_from_assert): Likewise.
5104 (vrp_int_const_binop): Likewise.
5105 (extract_range_from_binary_expr): Likewise.
5106 (extract_range_from_unary_expr): Likewise.
5107 (extract_range_from_comparison): Likewise.
5108 (extract_range_from_expr): Likewise.
5109 (dump_value_range): Likewise.
5110 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
5111 (test_for_singularity): Likewise.
5112 (vrp_int_const_binop): Remove inline qualifier.
5113 (adjust_range_with_scev): Add comment.
5114 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5116 2007-03-02 Diego Novillo <dnovillo@redhat.com>
5118 * tree-ssa-structalias.c (could_have_pointers): Tidy.
5119 (get_constraint_for): Likewise.
5120 (do_structure_copy): Likewise.
5121 (find_func_aliases): Fix references to MODIFY_EXPR.
5122 (intra_create_variable_infos): Tidy.
5123 * tree-ssa-operands.c (add_virtual_operand): Add argument
5125 When adding members of alias sets, if IS_CALL_SITE is true and
5126 the symbol is not call-clobbered, skip it.
5129 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
5131 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
5132 entry by means of emit_insn_at_entry.
5134 2007-03-02 Richard Henderson <rth@redhat.com>
5136 * expr.h (promoted_input_arg): Remove decl.
5137 * function.c (promoted_input_arg): Merge into ...
5138 * combine.c (setup_incoming_promotions): ... only caller.
5139 Rearrange to avoid double loop.
5141 2007-03-02 Ben Elliston <bje@au.ibm.com>
5142 Peter Bergner <bergner@vnet.ibm.com>
5143 Janis Johnson <janis187@us.ibm.com>
5145 * config/rs6000/dfp.md: New file.
5146 * config/rs6000/rs6000.md: Include dfp.md.
5147 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
5148 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
5149 and TDmode decimal float modes in FP registers.
5150 (num_insns_constant): Likewise.
5151 (rs6000_legitimate_offset_address_p): Likewise.
5152 (rs6000_legitimize_address): Likewise.
5153 (rs6000_legitimize_reload_address): Likewise.
5154 (rs6000_legitimate_address): Likewise.
5155 (rs6000_emit_move): Likewise.
5156 (function_arg_boundary): Likewise.
5157 (function_arg_advance): Likewise.
5158 (rs6000_darwin64_record_arg_recurse): Likewise.
5159 (function_arg): Likewise.
5160 (rs6000_gimplify_va_arg): Likewise.
5161 (rs6000_split_multireg_move): Likewise.
5162 (rs6000_output_function_epilogue): Likewise.
5163 (rs6000_output_function_epilogue): Likewise.
5164 (rs6000_register_move_cost): Likewise.
5165 (rs6000_function_value): Likewise.
5166 (rs6000_libcall_value): Likewise.
5168 2007-03-02 Richard Sandiford <richard@codesourcery.com>
5170 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
5172 2007-03-02 Richard Sandiford <richard@codesourcery.com>
5174 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
5175 Use $MULTIDIR to choose between the kernel and RTP headers,
5176 and use $WIND_BASE and $WIND_USR to locate them.
5178 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5180 * config/i386/i386.c (override_options): Put initialization of
5181 ix86_tune_mask and ix86_arch_mask to the correct place.
5183 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5184 Michael Meissner <michael.meissner@amd.com>
5187 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
5189 (TARGET_CMOVE): Use ARCHMASK.
5190 (TARGET_CMPXCHG): Ditto.
5191 (TARGET_CMPXCHG8B): Ditto.
5192 (TARGET_XADD): Ditto.
5193 (TARGET_BSWAP): Ditto.
5194 * config/i386/i386.c (ix86_tune_mask): New global variable.
5195 (ix86_arch_mask): Ditto.
5196 (override_options): Initialize ix86_tune_mask and
5197 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
5200 2007-03-02 Ben Elliston <bje@au.ibm.com>
5203 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
5205 2007-03-02 Joseph Myers <joseph@codesourcery.com>
5207 * target.h (init_dwarf_reg_sizes_extra): New target hook.
5208 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
5209 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
5210 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
5212 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
5213 rs6000_init_dwarf_reg_sizes_extra): New.
5214 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
5215 SPE register high parts.
5217 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
5219 * Makefile.in: Add install-pdf target as
5220 copied from automake v1.10 rules.
5221 * configure.ac: Add install-pdf to target list.
5222 * configure: Regenerate.
5224 2007-03-01 Paul Brook <paul@codesourcery.com>
5226 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
5227 modes to LDRD for DImode.
5228 (output_move_double): Fixup out of range ldrd/strd.
5229 (vfp_secondary_reload_class): Rename...
5230 (coproc_secondary_reload_class): ... to this. Add wb argument.
5231 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
5232 coproc_secondary_reload_class for CLASS_IWMMXT.
5233 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
5234 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
5236 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
5238 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
5239 factor by the estimated number of iterations.
5240 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
5243 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
5244 decode_caches_intel, detect_caches_intel): New functions.
5245 (host_detect_local_cpu): Use detect_caches_amd and
5246 detect_caches_intel.
5248 2007-03-01 Richard Henderson <rth@redhat.com>
5250 * expr.c (emit_move_complex_push): Export.
5251 (emit_move_complex_parts): Split out from ...
5252 (emit_move_complex): ... here.
5253 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
5254 * config/i386/i386.md (movcdi): New.
5256 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
5258 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
5259 size of mode1 to check for tieable modes in MMX case.
5261 2007-03-01 Richard Sandiford <richard@codesourcery.com>
5263 * Makefile.in (rtlanal.o): Depend on tree.h.
5264 * rtl.h (offset_within_section_p, split_const): Declare.
5265 * rtlanal.c: Include tree.h.
5266 (offset_within_block_p): New function, taken from
5267 mips_offset_within_object_p.
5268 (split_const): New function, taken from mips_split_const.
5269 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
5271 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
5272 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
5273 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
5274 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
5275 (m68k_illegitimate_symbolic_constant_p): New function.
5276 * config/m68k/m68k.md (movsi): Remove misleading predicates.
5277 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
5278 symbolic constant that might be outside the symbol's section,
5279 move the symbol first and then add the offset.
5280 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
5282 * config/mips/mips.c (mips_split_const): Delete.
5283 (mips_offset_within_object_p): Delete.
5284 (mips_symbolic_constant_p): Use offset_within_section_p and
5285 split_const instead of mips_offset_within_object_p and
5287 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
5288 (mips_legitimize_const_move, print_operand_reloc)
5289 (mips_dangerous_for_la25_p): Use split_const instead of
5292 2007-02-28 Eric Christopher <echristo@apple.com>
5294 * Makefile.in (install-include-dir): Don't rm -rf include.
5296 2007-02-28 Richard Guenther <rguenther@suse.de>
5299 * fold-const.c (fold_binary): Do not associate expressions
5300 with more than one variable for integer types that do not wrap.
5302 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
5304 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
5305 Delete, and replace with...
5306 (fold_builtin_call_array): This. Update callers to use it.
5307 * fold-const.c (fold_build_call_list): Delete, and replace with...
5308 (fold_build_call_array): This.
5309 (fold_build_call_list_initializer): Delete, and replace with...
5310 (fold_build_call_array_initializer): This.
5311 * tree.h: Update declarations to reflect above changes.
5313 * c-typeck.c (build_function_call): Store converted arguments
5314 in a stack-allocated array instead of building a list.
5315 (convert_arguments): Store arguments in the array passed in as an
5316 argument, and return the actual number of arguments.
5317 * c-format.c: (check_function_format): Pass arguments in an
5318 array instead of a list.
5319 * c-common.c (check_function_nonnull): Likewise.
5320 (check_function_sentinel): Likewise.
5321 (check_function_arguments): Likewise.
5322 * c-common.h: Update declarations to reflect above changes.
5324 2007-02-28 Jan Hubicka <jh@suse.cz>
5326 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
5327 PRED_NEGATIVE_RETURN): Update outcomes.
5329 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
5331 * calls.c (emit_library_call_value_1): Handle partial registers
5332 correctly when building up CALL_INSN_FUNCTION_USAGE.
5334 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5336 * pa/predicates.md (move_src_operand): Allow zero for mode.
5337 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
5340 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
5343 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
5344 *movv2df_internal): Enable pattern only for valid operand
5346 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
5347 tie only 128bit modes. For MMX registers, tie only 64bit modes.
5349 2007-02-27 Mike Stump <mrs@apple.com>
5351 * config/darwin-crt3.c: Avoid compilation when compiling for a
5354 2007-02-27 Joseph Myers <joseph@codesourcery.com>
5356 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
5358 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
5359 for fixed headers and limits.h.
5360 (install-include-dir, install-headers-tar, install-headers-cpio,
5361 install-headers-cp, real-install-headers-tar,
5362 real-install-headers-cpio, real-install-headers-cp): Handle
5363 include-fixed as well as include.
5364 (install-mkheaders): Don't install files that go only in include
5366 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
5367 from GCC_INCLUDE_DIR.
5368 * gcc.c (process_command): Remove special -BstageN/ handling.
5369 (do_spec_1): Add include-fixed directories.
5371 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
5373 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
5375 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
5377 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
5380 2007-02-27 Mark Mitchell <mark@codesourcery.com>
5382 * c-common.c (get_priority): Add check for
5383 SUPPORTS_INIT_PRIORITY.
5385 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
5387 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
5389 * config/bfin/bfin.c: Include "cfglayout.h".
5390 (MAX_LSETUP_DISTANCE): New macro.
5391 (struct loop_info): New members incoming, incoming_src and
5392 incoming_dest. Delete member predecessor.
5393 (length_for_loop): New function.
5394 (bfin_optimize_loop): Handle more different loop structures.
5395 (bfin_discover_loop): Rework detection of predecessor blocks by
5396 examining incoming edges.
5397 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
5399 (bfin_reorder_loops): New function.
5400 (bfin_reorg_loops): Use these three new functions.
5402 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
5403 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
5404 (CONSTRAINT_LEN): Add entry for 'q'.
5405 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
5406 Add 'q' constraints.
5407 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
5408 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
5410 * config/bfin/bfin.md (add_with_carry): New pattern.
5411 (s_or_u, su_optab, su_modifier): New code macros/attrs.
5412 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
5413 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
5414 support unsigned multiplies too. Removed incorrect commutativity from
5415 operand 1 constraint where appropriate.
5416 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
5418 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
5419 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
5421 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
5422 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
5423 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
5424 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
5425 usmulhisi_hh_huh): New patterns.
5427 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
5428 lshifthi3): Fix output template to use half reg for operand 2.
5430 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
5433 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
5435 2007-02-27 Andreas Schwab <schwab@suse.de>
5437 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
5439 2007-02-27 Jan Hubicka <jh@suse.cz>
5441 * predict.c (last_basic_block_p): Remove.
5442 (tree_estimate_probability): Update return heuristic for commonized
5445 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
5447 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
5449 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
5451 * doc/include/gcc-common.texi (versionsubtitle): New macro.
5452 * doc/cpp.texi: Standardize title page.
5453 * doc/cppinternals.texi: Likewise.
5454 * doc/gcc.texi: Standardize title page, remove version number
5455 from copyright page.
5456 * doc/gccint.texi: Likewise.
5457 * doc/install.texi: Standardize title page, add table of
5460 2007-02-26 Jan Hubicka <jh@suse.cz>
5462 * predict.def: Set outcomes according to more recent results.
5463 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
5464 Remove dead predictors.
5465 * predict.c (return_prediction): Fix pasto.
5467 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
5469 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
5470 change; avoid a memory leak when returning early.
5472 2007-02-26 Mark Mitchell <mark@codesourcery.com>
5474 * c-decl.c (static_ctors): Move to c-common.c.
5475 (static_dtors): Likewise.
5476 (finish_function): Use c_record_cdtor_fn.
5477 (build_cdtor): Move to c-common.c.
5478 (c_write_global_declarations): Use c_build_cdtor_fns.
5479 * c-common.h (static_ctors): Declare.
5480 (static_dtors): Likewise.
5481 (c_record_cdtor_fn): Likewise.
5482 (c_build_cdtor_fns): Likewise.
5483 * c-common.c (static_ctors): New variable.
5484 (static_dtors): Likewise.
5485 (c_record_cdtor_fn): New function.
5486 (build_cdtor): Move from c-decl.c
5487 (c_build_cdtor_fns): New function.
5489 * output.h (assemble_addr_to_section): Declare.
5490 (get_cdtor_priority_section): Likewise.
5491 * varasm.c (assemble_addr_to_section): New function.
5492 (get_cdtor_priority_section): Likewise.
5493 (default_named_section_asm_out_destructor): Use them.
5494 (destor_dtor_section_asm_out_destructor): Likewise.
5495 (default_named_section_asm_out_constructor): Likewise.
5496 (default_ctor_section_asm_out_constructor): Likewise.
5497 * config.gcc (*-*-vxworks*): Include vxworks.o.
5498 * config/t-vxworks (vxworks.o): New target.
5499 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
5500 (TARGET_ASM_CONSTRUCTOR): Define.
5501 (TARGET_ASM_DESTRUCTOR): Likewise.
5502 (vxworks_asm_out_constructor): Declare.
5503 (vxworks_asm_out_destructor): Likewise.
5505 * c-common.c (get_priority): Check that we have not just an
5506 INTEGER_CST, but an integer constant with integeral type.
5508 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
5510 PR tree-optimization/30938
5511 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
5512 use &dt[nargs-1] instead of &dt[nargs] in the call to
5513 vect_is_simple_use().
5515 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
5517 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
5518 from register elimination as PRE_MODIFY / POST_MODIFY increments.
5519 Do not attempt to handle MEM inside auto-inc expressions.
5520 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
5521 of a register modified by an auto-inc expression. However, do handle
5522 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
5523 (elimination_effects): Prohibit elimination of a register modified
5524 by an auto-inc expression. Disable register elimination rules whose
5525 target register is modified by an auto-inc expression with variable
5528 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
5530 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
5532 (array_at_struct_end_p): New function.
5533 (idx_infer_loop_bounds): Use it.
5534 (estimate_numbers_of_iterations_loop): Export.
5535 * predict.c (predict_loops): Use estimated_loop_iterations_int.
5536 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
5537 (tree_estimate_probability): Call record_loop_exits.
5538 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
5539 (estimated_loop_iterations, estimated_loop_iterations_int,
5540 estimated_loop_iterations_tree): New functions.
5541 (analyze_siv_subscript_cst_affine,
5542 compute_overlap_steps_for_affine_1_2,
5543 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
5544 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
5545 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
5546 (PRED_LOOP_ITERATIONS_GUESSED): New.
5547 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
5548 * cfgloop.h (estimate_numbers_of_iterations_loop,
5549 estimated_loop_iterations_int): Declare.
5551 2007-02-25 Mark Mitchell <mark@codesourcery.com>
5553 * doc/extend.texi: Document optional priority argument to
5554 constructors and destructors.
5555 * tree.c (init_priority_for_decl): Adjust GTY markers.
5556 (init_ttree): Use priority-info hash functions for
5557 init_priority_for_decl.
5558 (tree_map_eq): Rename to ...
5559 (tree_map_base_eq): ... this.
5560 (tree_map_marked_p): Rename to ...
5561 (tree_map_base_marked_p): ... this.
5562 (tree_map_base_hash): New function.
5563 (decl_init_priority_lookup): Rework.
5564 (decl_fini_priority_lookup): New function.
5565 (decl_priority_info): New function.
5566 (decl_init_priority_insert): Use it.
5567 (decl_fini_priority_insert): Likewise.
5568 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
5570 (decl_restrict_base_insert): Likewise.
5571 (decl_debug_expr_insert): Likewise.
5572 (decl_value_expr_lookup): Likewise.
5573 (decl_value_expr_insert): Likewise.
5574 * tree.h (priority_type): New type.
5575 (decl_init_priority_lookup): Use priority_type.
5576 (decl_fini_priority_lookup): New function.
5577 (decl_init_priority_insert): Use priority_type.
5578 (decl_fini_priority_insert): New function.
5579 (DECL_HAS_INIT_PRIORITY): Tweak comments.
5580 (DECL_INIT_PRIORITY): Likewise.
5581 (SET_DECL_INIT_PRIORITY): Add comment.
5582 (DECL_FINI_PRIORITY): New macro.
5583 (SET_DECL_FINI_PRIORITY): Likewise.
5584 (DEFAULT_INIT_PRIORITY): Document.
5585 (MAX_INIT_PRIORITY): Likewise.
5586 (MAX_RESERVED_INIT_PRIORITY): Likewise.
5587 (tree_map_base): New type.
5588 (tree_map_base_eq): New function.
5589 (tree_map_base_hash): Likewise.
5590 (tree_map_base_marked_p): Likewise.
5591 (tree_map): Inherit from tree_map_base.
5592 (tree_map_eq): Make it a macro.
5593 (tree_map_marked_p): Likewise.
5594 (tree_int_map): Inherit from tree_map_base.
5595 (tree_int_map_eq): Make it a macro.
5596 (tree_int_map_hash): Likewise.
5597 (tree_int_map_marked_p): Likewise.
5598 (tree_priority_map): New type.
5599 (tree_priority_map_eq): New macro.
5600 (tree_priority_map_hash): Likewise.
5601 (tree_priority_map_marked_p): Likewise.
5602 * varasm.c (emults_decl): Adjust for refactoring of tree_map
5604 (emutls_common_1): Likewise.
5605 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
5606 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
5607 of tree_map hierarchy.
5608 * tree-cfg.c (move_stmt_r): Likewise.
5609 (new_label_mapper): Likewise.
5610 * c-tree.h (c_expand_body): Move to ...
5611 * c-common.h (c_expand_body): ... here.
5612 * c-decl.c (c_expand_body): Move to ...
5613 * c-common.c (c_expand_body): ... here.
5614 (c_common_attribute_table): Allow 1 argument for the constructor
5615 and destructor attributes.
5616 (get_priority): New function.
5617 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
5618 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
5620 2007-02-24 Jan Hubicka <jh@suse.cz>
5623 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
5625 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
5626 Jan Hubicka <jh@suse.cz>
5629 * i386.c (counter_mode): New function.
5630 (expand_set_or_movmem_via_loop): Use it.
5631 (expand_movmem_epilogue): Likewise; fix pasto.
5632 (ix86_expand_movmem): Do emit guard even for constant counts.
5633 (ix86_expand_setmem): Likewise.
5635 2007-02-25 Nick Clifton <nickc@redhat.com>
5637 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
5638 (JUMP_TABLES_IN_TEXT_SECTION): Define.
5640 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
5643 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
5644 count argument with 0x10, not with 0x16.
5645 (expand_setmem_epilogue): Ditto.
5647 2007-02-24 Mike Stump <mrs@apple.com>
5649 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
5652 2007-02-24 Richard Guenther <rguenther@suse.de>
5655 * fold-const.c (fold_binary): Fold x +- CST op x for
5656 EQ_EXPR and NE_EXPR.
5658 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5660 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
5662 2007-02-24 Jan Hubicka <jh@suse.cz>
5664 * cgraphunit.c (decide_is_function_needed): Honor
5665 -fkeep-inline-functions.
5667 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5669 * builtins.c (fold_builtin_modf): New.
5670 (fold_builtin_2): Use it.
5672 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
5674 * loop-iv.c (implies_p): Detect additional cases where A implies B.
5675 (determine_max_iter): Take additional LOOP arg; all callers changed.
5676 Lose broken logic dealing with PLUS. Try to limit the upper bound by
5677 one using simplifications.
5678 (simplify_using_initial_values): Return if the expression becomes
5679 invalid due to altered regs.
5681 2007-02-23 DJ Delorie <dj@redhat.com>
5683 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
5685 2007-02-23 Mike Stump <mrs@apple.com>
5687 * tlink.c (scan_linker_output): Parse linker messages from
5688 darwin9's linker better.
5690 2007-02-23 Steve Ellcey <sje@cup.hp.com>
5693 * varpool.c (varpool_assemble_pending_decls): Set
5694 varpool_last_needed_node to null.
5696 2007-02-23 DJ Delorie <dj@redhat.com>
5698 * config/i386/i386.c (ix86_data_alignment): Don't specify an
5699 alignment bigger than the object file can handle.
5701 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
5704 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
5705 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
5706 (*movsf_1): Penalize MMX moves.
5708 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
5710 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
5711 2^32-1 or more times unless flag_unsafe_loop_optimizations.
5713 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
5715 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5717 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
5718 (fold_builtin_1): Use them.
5719 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
5720 BUILT_IN_SIGNIFICAND.
5722 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
5724 * config/i386/i386.c (bdesc_1arg): Initialize
5725 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
5726 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
5727 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
5728 and IX86_BUILTIN_MOVSLDUP.
5730 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
5732 PR rtl-optimization/30841
5733 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
5735 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5737 * builtins.c (fold_builtin_frexp): New.
5738 (fold_builtin_2): Use it.
5740 2007-02-22 Mark Mitchell <mark@codesourcery.com>
5742 * doc/invoke.texi (Spec Files): Document getenv spec function.
5744 * gcc.c (getenv_spec_function): New function.
5745 (static_spec_functions): Add it.
5746 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
5747 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
5750 2007-02-22 Michael Matz <matz@suse.de
5753 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
5754 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
5756 2007-02-22 Ian Lance Taylor <iant@google.com>
5759 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
5760 (mem_loc_descriptor): Call it.
5762 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
5763 Ira Rosen <irar@il.ibm.com>
5765 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
5767 2007-02-22 Ira Rosen <irar@il.ibm.com>
5769 PR tree-optimization/30843
5770 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
5771 stores only after all the group is vectorized.
5773 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
5775 PR tree-optimization/30858
5776 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
5777 in the reduction cycle have a single use in the loop.
5778 * tree-vectorizer.h (relevant): Add documentation.
5780 2007-02-20 Mike Stump <mrs@apple.com>
5782 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
5783 * configure: Regenerate.
5785 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5787 Change the defaults of some parameters and options.
5788 * config/spu/spu-protos.h (spu_optimization_options): Declare.
5789 * config/spu/spu.c (spu_optimization_options): Add.
5790 (spu_override_options): Change params in spu_optimization_options.
5791 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
5793 Register 127 is only 16 byte aligned when used as a frame pointer.
5794 * config/spu/spu-protos.h (spu_init_expanders): Declare.
5795 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
5796 HARD_FRAME_POINTER_REGNUM.
5797 (spu_legitimate_address): Use regno_aligned_for_reload.
5798 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
5799 aligned when frame_pointer_needed is true.
5800 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
5802 * config/spu/spu.h (INIT_EXPANDERS): Define.
5804 Make sure shift and rotate instructions have valid immediate operands.
5805 * config/spu/predicates.md (spu_shift_operand): Remove.
5806 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
5807 * config/spu/constraints.md (W, O): Extend range.
5808 * config/spu/spu.md (umask, nmask): Define.
5809 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
5810 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
5811 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
5812 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
5813 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
5814 (lshr<mode>3_reg): Fix rtl description.
5816 Make sure mulhisi immediate operands are valid.
5817 * config/spu/predicates.md (imm_K_operand): Add.
5818 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
5820 Generate constants using fsmbi and andi.
5821 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
5822 (print_operand, spu_split_immediate, classify_immediate,
5823 fsmbi_const_p): Handle IC_FSMBI2.
5825 Correctly handle a CONST_VECTOR containing symbols.
5826 * config/spu/spu.c (print_operand): Handle HIGH correctly.
5827 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
5828 (immediate_load_p): Allow symbols that use 2 instructions to create.
5829 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
5830 with symbols when flag_pic is set.
5831 (const_vector_immediate_p): New.
5832 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
5833 accept a CONST_VECTOR with symbols.
5834 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
5835 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
5837 * config/spu/spu.md (high, low): Delete.
5838 (low_<mode>): Define.
5840 Remove INTRmode and INTR_REGNUM, which didn't work.
5841 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
5843 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
5844 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
5845 peephole2 pattern): Don't use INTR or 131.
5846 (movintrcc): Delete.
5847 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
5848 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
5849 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
5850 (UNSPEC_SET_INTR): Add.
5851 * config/spu/spu-modes.def (INTR): Remove.
5853 More accurate warnings about run-time relocations.
5854 * config/spu/spu.c (reloc_diagnostic): Test in_section.
5856 Correctly warn about immediate arguments to specific intrinsics.
5857 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
5858 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
5859 the instruction predicate.
5861 Fix tree check errors with latest update.
5862 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
5864 (spu_expand_builtin): Use CALL_EXPR_FN.
5866 Add missing specific intrinsics.
5867 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
5869 * config/spu/spu_internals.h: Ditto.
5871 Fix incorrect operand modifiers.
5872 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
5873 * config/spu/spu.md (xor<mode>3): Change %S to %J.
5875 Optimize one case of zero_extend of a vec_select.
5876 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
5878 Accept any immediate for hbr.
5879 * config/spu/spu.md (hbr): Change s constraints to i.
5881 2007-02-21 Paul Brook <paul@codesourcery.com>
5883 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
5884 condexec_count when skipping USE and CLOBBER.
5886 2007-02-21 Nick Clifton <nickc@redhat.com>
5888 * common.opt (Warray-bounds): Add Warning attribute.
5889 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
5891 (fsized-zeroes): Add Optimization attribute.
5892 (fsplit-wide-types, ftree-scev-cprop): Likewise.
5893 * c.opt (Wc++0x-compat): Add Warning attribute.
5895 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
5898 * reload1.c (eliminate_regs_in_insn): In the single_set special
5899 case, attempt to re-recognize the insn before falling back to
5900 having reload fix it up.
5902 2007-02-20 Eric Christopher <echristo@gmail.com>
5904 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
5905 Rewrite accordingly.
5906 (frv_read_iacc_argument): Ditto.
5907 (frv_expand_set_builtin): Take a call instead of arglist, update for
5909 (frv_expand_unop_builtin): Ditto.
5910 (frv_expand_binop_builtin): Ditto.
5911 (frv_expand_cut_builtin): Ditto.
5912 (frv_expand_binopimm_builtin): Ditto.
5913 (frv_expand_voidbinop_builtin): Ditto.
5914 (frv_expand_int_void2arg): Ditto.
5915 (frv_expand_prefetches): Ditto.
5916 (frv_expand_voidtriop_builtin): Ditto.
5917 (frv_expand_voidaccop_builtin): Ditto.
5918 (frv_expand_load_builtin): Ditto.
5919 (frv_expand_store_builtin): Ditto.
5920 (frv_expand_mdpackh_builtin): Ditto.
5921 (frv_expand_mclracc_builtin): Ditto.
5922 (frv_expand_mrdacc_builtin): Ditto.
5923 (frv_expand_mwtacc_builtin): Ditto.
5924 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
5927 2007-02-20 Janis Johnson <janis187@us.ibm.com>
5929 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
5930 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
5932 (HAVE_GAS_DFP): Check for assembler support of decimal floating
5934 * configure: Regenerate.
5935 * config.in: Regenerate.
5936 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
5937 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
5938 masks to power6 and power6x and to POWERPC_MASKS.
5939 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5941 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
5942 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
5943 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
5944 Access PROTOTYPE as variable, not mask.
5946 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
5948 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
5949 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
5950 * combine.c (adjust_for_new_dest): Use it.
5951 * postreload.c (reload_combine): Likewise.
5953 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
5955 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
5956 notes on an insn with multiple sets, even if single_set returns
5957 non-NULL for that insn.
5959 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5961 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
5964 2007-02-20 Geoffrey Keating <geoffk@apple.com>
5966 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
5967 if user didn't pass it.
5968 * config/i386/darwin.h (CC1_SPEC): Likewise.
5969 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
5970 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
5971 -mmacosx-version-min.
5973 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5974 Uros Bizjak <ubizjak@gmail.com>
5976 * optabs.h (enum optab_index): Add new OTI_scalb.
5977 (scalb_optab): Define corresponding macro.
5978 * optabs.c (init_optabs): Initialize scalb_optab.
5979 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
5981 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
5982 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
5983 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
5984 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
5985 flag_unsafe_math_optimizations is set.
5987 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
5988 to implement scalbf, scalb and scalbl built-ins as inline x87
5991 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5992 DJ Delorie <dj@redhat.com>
5995 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
5996 (diagnostic_report_diagnostic): ... here, and turn them into real
5997 errors. If warnings are inhibited, no need to do anything.
5999 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
6001 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
6002 better code generation.
6004 2007-02-20 Ben Elliston <bje@au.ibm.com>
6006 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
6008 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
6010 * config/alpha/alpha.c, config/alpha/alpha.md,
6011 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
6012 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
6013 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
6014 config/arm/lib1funcs.asm: Follow spelling conventions.
6016 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
6017 config/fr30/fr30.md, config/i386/i386.h,
6018 config/iq2000/iq2000.h, config/iq2000/predicates.md,
6019 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
6020 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
6021 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
6022 config/rs6000/altivec.md, config/rs6000/rs6000.c,
6023 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
6024 config/sparc/sparc.c, config/sparc/sparc.h,
6025 config/sparc/sparc.md, config/spu/constraints.md,
6026 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
6029 2007-02-20 Alan Modra <amodra@bigpond.net.au>
6032 * varasm.c (use_blocks_for_decl_p): Return false for decls with
6035 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
6037 * doc/invoke.texi (-ftree-lrs): Remove.
6039 2007-02-19 Diego Novillo <dnovillo@redhat.com>
6041 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
6044 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
6046 * config/ia64/ia64.c (ia64_expand_builtin): Use the
6047 new CALL_EXPR_FN macro for retrieving the function
6048 declaration of the input expression.
6050 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6052 * c.opt (Waddress): New.
6053 * common.opt (Walways-true): Delete.
6054 (Wstring-literal-comparison): Delete.
6055 * doc/invoke.texi (Warning Options): Delete -Walways-true and
6056 -Wstring-literal-comparison. Add -Waddress.
6058 (Walways-true): Delete.
6059 (Wstring-literal-comparison): Delete.
6060 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
6061 consistently instead of -Walways-true in example.
6062 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
6063 * c-typeck.c (parser_build_binary_op): Replace
6064 -Wstring-literal-comparison and -Walways-true with -Waddress.
6065 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
6068 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
6070 * tree-cfg.c (dump_function_to_file): Be prepared for functions
6071 without DECL_STRUCT_FUNCTION initialized.
6073 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
6075 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
6076 due to calls to functions taking pointers as parameters.
6078 2007-02-19 Richard Henderson <rth@redhat.com>
6081 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
6084 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
6086 * config/s390/s390.c (s390_call_saved_register_used,
6087 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
6088 accessed to the new scheme.
6090 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6092 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
6093 (cris_print_index, cris_print_operand, cris_print_operand_address)
6094 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
6095 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
6096 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
6098 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
6099 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
6100 GO_IF_LEGITIMATE_ADDRESS): Ditto.
6101 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
6102 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
6103 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
6104 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
6105 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
6106 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
6107 (uminsi3, call, call_value): Ditto.
6108 (define_split: indir_to_reg_split, unnamed): Ditto.
6110 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
6112 PR tree-optimization/30975
6113 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
6116 2007-02-18 Eric Christopher <echristo@gmail.com>
6118 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
6119 Remove use of arglist.
6120 (mips_expand_builtin): Remove use of arglist, pass in expr.
6121 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
6122 (mips_expand_builtin_movtf): Ditto.
6123 (mips_expand_builtin_compare): Ditto.
6125 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
6127 * tree-sra.c (sra_build_assignment): Replace assertion
6128 checking with a comment explaining why it can't be done.
6130 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
6133 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
6134 during CALL_EXPR representation conversion.
6135 * tree-ssa-propagate.c (set_rhs): Likewise.
6137 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
6139 * tree-sra.c (sra_build_assignment): Disable assertion checking
6142 2007-02-18 Roger Sayle <roger@eyesopen.com>
6144 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
6145 instead of calling build2 with a GIMPLE_MODIFY_STMT.
6146 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
6148 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
6149 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
6150 gimplify_init_ctor_eval_range, gimple_push_cleanup,
6151 gimplify_omp_for, gimplify_omp_atomic_pipeline,
6152 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
6153 force_gimple_operand): Likewise.
6154 * ipa-cp.c (constant_val_insert): Likewise.
6155 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
6156 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
6157 perfect_nestify): Likewise.
6158 * langhooks.c (lhd_omp_assignment): Likewise.
6159 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
6160 lower_copyprivate_clauses, lower_send_clauses,
6161 lower_send_shared_vars, expand_parallel_call,
6162 expand_omp_for_generic, expand_omp_for_static_nochunk,
6163 expand_omp_for_static_chunk, expand_omp_sections,
6164 lower_omp_single_copy, lower_omp_for_lastprivate,
6165 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
6166 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
6167 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
6170 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
6172 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
6173 config/sh/sh.md: Follow spelling conventions.
6175 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
6176 config/frv/predicates.md: Follow spelling conventions.
6178 * config/m68k/linux-unwind.h: Fix a comment typo.
6179 * target.h: Follow spelling conventions.
6181 2007-02-18 Roger Sayle <roger@eyesopen.com>
6183 PR rtl-optimization/28173
6184 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
6185 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
6186 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
6187 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
6188 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
6190 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6192 * builtins.c (fold_builtin_load_exponent): New.
6193 (fold_builtin_2): Use it.
6195 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
6197 PR rtl-optimization/30773
6198 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
6199 if we fail to attach a REG_EQUIV note.
6201 2007-02-18 David Edelsohn <edelsohn@gnu.org>
6202 Roger Sayle <roger@eyesopen.com>
6204 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
6206 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
6208 * calls.c (initialize_argument_information): Pass original EXP
6209 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
6210 code to split complex arguments here, as part of initializing the
6212 (expand_call): Remove code that builds a list of arguments and
6213 inserts implicit arguments into it. Instead, just count how many
6214 implicit arguments there will be so we can determine the size of
6215 the ARGS array, and let initialize_argument_information do the work.
6216 (split_complex_values): Delete unused function.
6218 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
6220 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
6222 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
6224 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
6225 for arg pointer based indexed addressing.
6227 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
6229 * config/ia64/ia64.h, config/ia64/ia64.md,
6230 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
6231 spelling conventions.
6233 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6235 * config/m68k/m68k.c (split_di): New.
6236 * config/m68k/m68k-protos.h: Declare split_di.
6237 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
6238 Improve predicate handling and split constant shifts.
6240 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6242 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
6243 parameter for register bitfield operations, general predicates
6246 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6248 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
6249 * config/m68k/linux-unwind.h: New file.
6251 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
6253 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
6254 config/i386/athlon.md, config/ia64/ia64.md,
6255 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
6256 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
6257 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
6258 tree-ssa-loop-niter.c, tree-vect-analyze.c,
6259 tree-vect-transform.c: Fix comment typos.
6261 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
6263 * sched-deps.c (find_insn_list): Remove.
6264 * sched-int.h: Remove the prototype for find_insn_list.
6266 2007-02-16 Geoffrey Keating <geoffk@apple.com>
6268 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
6270 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
6271 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
6272 darwin_rs6000_override_options.
6273 (C_COMMON_OVERRIDE_OPTIONS): Expect
6274 darwin_macosx_version_min to be non-NULL always.
6275 (TARGET_C99_FUNCTIONS): Likewise.
6276 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
6277 (DARWIN_MINVERSION_SPEC): New.
6278 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
6279 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
6281 (DARWIN_MINVERSION_SPEC): New.
6282 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
6284 * config/darwin-c.c (darwin_cpp_builtins): Expect
6285 darwin_macosx_version_min to be non-NULL always.
6287 * config/rs6000/rs6000.c: Clean up trailing whitespace.
6289 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
6291 * config/i386/i386.h (x86_use_xchgb): New.
6292 (TARGET_USE_XCHGB): New macro.
6293 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
6294 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
6295 Split after reload into bswaphi for shifts of 8.
6296 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
6297 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
6298 or when optimizing for size.
6300 2007-02-16 Richard Guenther <rguenther@suse.de>
6301 Christian Bruel <christian.bruel@st.com>
6303 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
6304 DECLs but prefer SSA_NAMEs over DECLs.
6306 2007-02-16 Richard Guenther <rguenther@suse.de>
6308 * tree-flow-inline.h (single_imm_use_p): Remove.
6309 (zero_imm_uses_p): Likewise.
6310 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
6311 instead of single_imm_use_p.
6312 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
6315 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6318 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
6319 nested double- and backquotes.
6321 2007-02-15 Roger Sayle <roger@eyesopen.com>
6324 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
6325 should be unreachable.
6326 (build2_stat): Allow construction of MODIFY_EXPR at any time.
6327 For the time being redirect GIMPLE_MODIFY_STMT to the new
6328 (renamed) build_gimple_modify_stmt_stat.
6329 (build2_gimple_stat): Rename to...
6330 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
6331 Always build a GIMPLE_MODIFY_STMT node.
6332 * tree.h (build2_gimple, build2_gimple_stat): Delete.
6333 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
6336 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
6337 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
6338 * tree-complex.c (set_component_ssa_name, expand_complex_move,
6339 expand_complex_div_wide): Likewise.
6340 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
6341 * tree-ssa-loop-im.c (schedule_sm): Likewise.
6342 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
6343 * tree-ssa-loop-manip.c (create_iv): Likewise.
6344 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
6345 abs_replacement): Likewise.
6346 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
6347 realify_fake_stores): Likewise.
6349 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
6350 node rather than a GIMPLE_MODIFY_STMT node.
6351 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
6352 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
6354 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
6355 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
6358 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6361 * fold-const.c (fold_comparison): Add back the
6362 folding of constant complex comparisions.
6364 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6367 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
6368 effects unknown to this function, return early.
6370 2007-02-15 Ian Lance Taylor <iant@google.com>
6372 * lower-subreg.c (move_eh_region_note): New static function.
6373 (resolve_simple_move): Call it.
6374 (decompose_multiword_subregs): Track blocks for which we resolve a
6375 simple move which is also a control flow insn. Pass them to
6376 find_many_sub_basic_blocks.
6377 (pass_lower_subreg): Add TODO_verify_flow.
6378 (pass_lower_subreg2): Likewise.
6380 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6381 Brooks Moses <brooks.moses@codesourcery.com>
6382 Lee Millward <lee.millward@codesourcery.com>
6384 * tree.h (enum tree_code_class): Add tcc_vl_exp.
6385 (VL_EXP_CLASS_P): New.
6386 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
6388 (TREE_OPERAND_CHECK_CODE): Likewise.
6389 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
6390 (TREE_RTL_OPERAND_CHECK): Likewise.
6391 (tree_operand_check_failed): Make second parameter the whole tree
6392 instead of its code. Fixed callers.
6393 (VL_EXP_CHECK): New.
6394 (TREE_OPERAND_LENGTH): New.
6395 (VL_EXP_OPERAND_LENGTH): New.
6396 (CALL_EXPR_FN): New.
6397 (CALL_EXPR_STATIC_CHAIN): New.
6398 (CALL_EXPR_ARGS): New.
6399 (CALL_EXPR_ARG): New.
6400 (call_expr_nargs): New.
6401 (CALL_EXPR_ARGP): New.
6402 (build_nt_call_list): Declare.
6403 (build_vl_exp_stat): Declare.
6404 (build_vl_exp): New.
6405 (build_call_list): Declare.
6406 (build_call_nary): Declare.
6407 (build_call_valist): Declare.
6408 (build_call_array): Declare.
6409 (call_expr_arg): Declare.
6410 (call_expr_argp): Declare.
6411 (call_expr_arglist): Declare.
6412 (fold_build_call_list): Declare.
6413 (fold_build_call_list_initializer): Declare.
6414 (fold_call_expr): Declare to replace fold_builtin.
6415 (fold_builtin_fputs): Update to agree with modified definition.
6416 (fold_builtin_strcpy): Likewise.
6417 (fold_builtin_strncpy): Likewise.
6418 (fold_builtin_memory_chk): Likewise.
6419 (fold_builtin_stxcpy_chk): Likewise.
6420 (fold_builtin_strncpy_chk): Likewise.
6421 (fold_builtin_next_arg): Likewise.
6422 (fold_build_call_expr): Declare.
6423 (fold_builtin_call_list): Declare.
6424 (fold_builtin_call_valist): Declare.
6425 (build_call_expr): Declare.
6426 (validate_arglist): Update to agree with modified definition.
6427 (tree_operand_length): New.
6428 (call_expr_arg_iterator): New.
6429 (init_call_expr_arg_iterator): New.
6430 (next_call_expr_arg): New.
6431 (first_call_expr_arg): New.
6432 (more_call_expr_args_p): New.
6433 (FOR_EACH_CALL_EXPR_ARG): New.
6435 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
6436 and tcc_gimple_stmt.
6437 (tree_code_size): Update documentation. Use sizeof (tree) rather
6438 than sizeof (char *).
6439 (tree_size): Likewise. Add case for tcc_vl_exp.
6440 (tree_node_structure): Add case for tcc_vl_exp.
6441 (contains_placeholder_p): Likewise.
6442 (substitute_in_expr): Likewise.
6443 (substitute_placeholder_in_expr): Likewise.
6444 (stabilize_reference_1): Likewise.
6445 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
6446 to diagnose breakage of this interface for constructing CALL_EXPRs.
6447 (build_nt): Add similar assertion here.
6448 (build_nt_call_list): New.
6449 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
6450 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
6452 (get_callee_fndecl): Use new CALL_EXPR accessors.
6453 (tree_operand_check_failed): Change parameters to pass entire node
6454 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
6455 (process_call_operands): New.
6456 (build_vl_exp_stat): New.
6457 (build_call_list): New.
6458 (build_call_nary): New.
6459 (build_call_valist): New.
6460 (build_call_array): New.
6461 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6462 (call_expr_arglist): New.
6464 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
6465 tcc_vl_exp instead of a fixed-size tcc_expression.
6467 * doc/c-tree.texi (CALL_EXPR): Document new representation and
6468 accessors for CALL_EXPRs.
6469 (AGGR_INIT_EXPR): Likewise.
6471 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6472 Brooks Moses <brooks.moses@codesourcery.com>
6473 Lee Millward <lee.millward@codesourcery.com>
6475 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
6476 (expand_builtin_nonlocal_goto): Change parameter to be entire
6477 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
6478 (expand_builtin_prefetch): Likewise.
6479 (expand_builtin_classify_type): Likewise.
6480 (mathfn_built_in): Return NULL_TREE instead of 0.
6481 (expand_errno_check): Use new CALL_EXPR accessors.
6482 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
6483 Return NULL_RTX instead of 0.
6484 (expand_builtin_mathfn_2): Likewise.
6485 (expand_builtin_mathfn_3): Likewise.
6486 (expand_builtin_interclass_mathfn): Likewise.
6487 (expand_builtin_sincos): Likewise.
6488 (expand_builtin_cexpi): Likewise.
6489 (expand_builtin_int_roundingfn): Likewise.
6490 (expand_builtin_int_roundingfn_2): Likewise.
6491 (expand_builtin_pow): Likewise.
6492 (expand_builtin_powi): Likewise.
6493 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
6494 of arglist, fixing callers appropriately. Use new CALL_EXPR
6495 accessors and constructors. Return NULL_RTX instead of 0.
6496 (expand_builtin_strstr): Likewise.
6497 (expand_builtin_strchr): Likewise.
6498 (expand_builtin_strrchr): Likewise.
6499 (expand_builtin_strpbrk): Likewise.
6500 (expand_builtin_memcpy): Likewise.
6501 (expand_builtin_mempcpy): Likewise.
6502 (expand_builtin_mempcpy_args): New.
6503 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
6504 (expand_builtin_memmove_args): New.
6505 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
6506 (expand_movstr): Likewise.
6507 (expand_builtin_strcpy): Likewise.
6508 (expand_builtin_strcpy_args): New.
6509 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
6510 (expand_builtin_strncpy): Likewise.
6511 (expand_builtin_memset): Likewise.
6512 (expand_builtin_memset_args): New.
6513 (expand_builtin_bzero): Similarly to expand_builtin_memset.
6514 (expand_builtin_memcmp): Likewise.
6515 (expand_builtin_strcmp): Likewise.
6516 (expand_builtin_strncmp): Likewise.
6517 (expand_builtin_strcat): Likewise.
6518 (expand_builtin_strncat): Likewise.
6519 (expand_builtin_strspn): Likewise.
6520 (expand_builtin_strcspn): Likewise.
6521 (expand_builtin_args_info): Likewise.
6522 (expand_builtin_va_start): Likewise.
6523 (gimplify_va_arg_expr): Likewise.
6524 (expand_builtin_va_end): Likewise.
6525 (expand_builtin_va_copy): Likewise.
6526 (expand_builtin_frame_address): Likewise.
6527 (expand_builtin_alloca): Likewise.
6528 (expand_builtin_bswap): Likewise.
6529 (expand_builtin_unop): Likewise.
6530 (expand_builtin_fputs): Likewise.
6531 (expand_builtin_expect): Likewise.
6532 (expand_builtin_fabs): Likewise.
6533 (expand_builtin_copysign): Likewise.
6534 (expand_builtin_printf): Likewise.
6535 (expand_builtin_fprintf): Likewise.
6536 (expand_builtin_sprintf): Likewise.
6537 (expand_builtin_init_trampoline): Likewise.
6538 (expand_builtin_signbit): Likewise.
6539 (expand_builtin_fork_or_exec): Likewise.
6540 (expand_builtin_sync_operation): Likewise.
6541 (expand_builtin_compare_and_swap): Likewise.
6542 (expand_builtin_lock_test_and_set): Likewise.
6543 (expand_builtin_lock_release): Likewise.
6544 (expand_builtin): Likewise.
6545 (builtin_mathfn_code): Likewise.
6547 (fold_builtin_constant_p): Pass call arguments individually instead
6548 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
6549 accessors and constructors. Return NULL_TREE instead of 0.
6550 (fold_builtin_expect): Likewise.
6551 (fold_builtin_classify_type): Likewise.
6552 (fold_builtin_strlen): Likewise.
6553 (fold_builtin_nan): Likewise.
6554 (integer_valued_real_p): Likewise.
6555 (fold_trunc_transparent_mathfn): Likewise.
6556 (fold_fixed_mathfn): Likewise.
6557 (fold_builtin_cabs): Likewise.
6558 (fold_builtin_sqrt): Likewise.
6559 (fold_builtin_cbrt): Likewise.
6560 (fold_builtin_cos): Likewise.
6561 (fold_builtin_cosh): Likewise.
6562 (fold_builtin_tan): Likewise.
6563 (fold_builtin_sincos): Likewise.
6564 (fold_builtin_cexp): Likewise.
6565 (fold_builtin_trunc): Likewise.
6566 (fold_builtin_floor): Likewise.
6567 (fold_builtin_ceil): Likewise.
6568 (fold_builtin_round): Likewise.
6569 (fold_builtin_int_roundingfn): Likewise.
6570 (fold_builtin_bitop): Likewise.
6571 (fold_builtin_bswap): Likewise.
6572 (fold_builtin_logarithm): Likewise.
6573 (fold_builtin_hypot): Likewise.
6574 (fold_builtin_pow): Likewise.
6575 (fold_builtin_powi): Likewise.
6576 (fold_builtin_exponent): Likewise.
6577 (fold_builtin_memset): Likewise.
6578 (fold_builtin_bzero): Likewise.
6579 (fold_builtin_memory_op): Likewise.
6580 (fold_builtin_bcopy): Deleted; call site changed to invoke
6581 fold_builtin_memory_op directly.
6582 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
6583 (fold_builtin_strncpy): Likewise.
6584 (fold_builtin_memcmp): Likewise.
6585 (fold_builtin_strcmp): Likewise.
6586 (fold_builtin_strncmp): Likewise.
6587 (fold_builtin_signbit): Likewise.
6588 (fold_builtin_copysign): Likewise.
6589 (fold_builtin_isascii): Likewise.
6590 (fold_builtin_toascii): Likewise.
6591 (fold_builtin_isdigit): Likewise.
6592 (fold_builtin_fabs): Likewise.
6593 (fold_builtin_abs): Likewise.
6594 (fold_builtin_fmin_fmax): Likewise.
6595 (fold_builtin_carg): Likewise.
6596 (fold_builtin_classify): Likewise.
6597 (fold_builtin_unordered_cmp): Likewise.
6599 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
6600 New functions split out from fold_builtin_1.
6601 (fold_builtin_n): New.
6602 (fold_builtin_varargs): New.
6603 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
6605 (fold_call_expr): New.
6606 (build_function_call_expr): Rewrite to use new helper function.
6607 (fold_builtin_call_list): New.
6608 (build_call_expr): New.
6609 (fold_builtin_call_valist): New.
6610 (rewrite_call_expr): New.
6611 (validate_arg): New.
6612 (validate_arglist): Change parameter to be entire CALL_EXPR instead
6613 of an arglist. Change return type to bool. Use new CALL_EXPR
6616 (fold_builtin_strstr): Pass call arguments individually instead
6617 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
6618 accessors and constructors. Return NULL_TREE instead of 0.
6619 (fold_builtin_strchr): Likewise.
6620 (fold_builtin_strrchr): Likewise.
6621 (fold_builtin_strpbrk): Likewise.
6622 (fold_builtin_strcat): Likewise.
6623 (fold_builtin_strncat): Likewise.
6624 (fold_builtin_strspn): Likewise.
6625 (fold_builtin_strcspn): Likewise.
6626 (fold_builtin_fputs): Likewise.
6627 (fold_builtin_next_arg): Likewise.
6628 (fold_builtin_sprintf): Likewise.
6630 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
6631 NULL_RTX instead of 0.
6632 (expand_builtin_memory_chk): Likewise.
6633 (maybe_emit_chk_warning): Likewise.
6634 (maybe_emit_sprintf_chk_warning): Likewise.
6636 (fold_builtin_object_size): Pass call arguments individually instead
6637 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
6638 accessors and constructors. Return NULL_TREE instead of 0.
6639 (fold_builtin_memory_chk): Likewise.
6640 (fold_builtin_stxcpy_chk): Likewise.
6641 (fold_builtin_strncpy_chk): Likewise.
6642 (fold_builtin_strcat_chk): Likewise.
6643 (fold_builtin_strcat_chk): Likewise.
6644 (fold_builtin_strncat_chk): Likewise.
6645 (fold_builtin_sprintf_chk): Likewise.
6646 (fold_builtin_snprintf_chk): Likewise.
6647 (fold_builtin_printf): Likewise.
6648 (fold_builtin_vprintf): Likewise.
6650 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
6652 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
6653 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6654 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
6655 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
6656 (fold_unary): Likewise.
6657 (fold_binary): Likewise.
6658 (fold_ternary): Remove CALL_EXPR case, since they are no longer
6659 ternary expressions.
6660 (fold): Add logic for tcc_vl_exp.
6661 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
6662 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6663 (fold_build3_stat): Add assertion to flag broken interface for
6664 constructing CALL_EXPRs.
6665 (fold_build_call_list): New.
6666 (fold_build_call_list_initializer): New.
6667 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
6669 (fold_strip_sign_ops): Likewise.
6671 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6672 Brooks Moses <brooks.moses@codesourcery.com>
6673 Lee Millward <lee.millward@codesourcery.com>
6675 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
6676 accessors and dump arguments explicitly.
6678 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
6680 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
6682 (print_call_name): Use new CALL_EXPR accessors.
6684 * print-tree.c (print_node): Add case tcc_vl_exp. Print
6685 CALL_EXPR arguments explicitly instead of as a list. Use
6686 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6688 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
6689 (vrp_visit_stmt): Likewise.
6691 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
6692 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
6694 (force_move_till_expr): Likewise.
6696 * targhooks.c (default_external_stack_protect_fail): Use
6697 build_call_expr instead of build_function_call_expr.
6698 (default_hidden_stack_protect_fail): Likewise.
6700 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
6703 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
6704 and walk arguments explicitly.
6706 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
6707 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6708 (expand_simple_operations): Likewise.
6709 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
6711 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
6712 of TREE_CODE_LENGTH.
6713 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
6715 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
6716 instead of TREE_CODE_LENGTH.
6718 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
6719 (tree_ic_transform): Likewise.
6720 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
6721 parameter instead of arglist. Fix callers.
6722 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
6723 (tree_stringops_transform): Likewise.
6724 (tree_indirect_call_to_profile): Likewise.
6725 (tree_stringops_values_to_profile): Likewise.
6727 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
6728 (eliminate_tail_call): Likewise.
6730 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
6732 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
6733 Use TREE_OPERAND_LENGTH and generalize to handle any number of
6735 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
6737 * omp-low.c (build_omp_barrier): Use build_call_expr.
6738 (lower_rec_input_clauses): Likewise.
6739 (lower_reduction_clauses): Likewise.
6740 (expand_parallel_call): Likewise.
6741 (maybe_catch_exception): Likewise.
6742 (expand_omp_for_generic): Likewise.
6743 (expand_omp_for_static_nochunk): Likewise.
6744 (expand_omp_sections): Likewise.
6745 (lower_omp_single_simple): Likewise.
6746 (lower_omp_single_copy): Likewise.
6747 (lower_omp_master): Likewise.
6748 (lower_omp_ordered): Likewise.
6749 (lower_omp_critical): Likewise.
6751 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
6752 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
6754 * tree-gimple.c (is_gimple_call_addr): Fix doc.
6755 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
6756 TREE_CODE_LENGTH. Add tcc_vl_exp case.
6758 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
6759 and generalize to handle any number of operands.
6760 (chrec_contains_undetermined): Likewise.
6761 (tree_contains_chrecs): Likewise.
6762 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
6764 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
6766 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
6767 fold_call_expr instead of fold_builtin.
6768 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
6769 match declarations there.
6770 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
6773 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
6774 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6776 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
6777 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
6779 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
6782 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
6783 (execute_cse_sincos): Use new CALL_EXPR accessors.
6785 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
6787 * gimple-low.c (lower_function_body): Use build_call_expr.
6788 (lower_builtin_setjmp): Likewise.
6790 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
6791 (set_storage_via_libcall): Likewise.
6792 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
6793 instead of TREE_CODE_LENGTH.
6794 (expand_expr_real_1): Use new CALL_EXPR accessors.
6796 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
6797 generalize to handle any number of operands.
6798 (TB_parent_eq): Likewise.
6800 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
6801 (strip_builtin_expect): Likewise.
6803 * function.c (gimplify_parameters): Use build_call_expr.
6805 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
6806 instead of TREE_CODE_LENGTH.
6808 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
6809 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
6811 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
6814 * gimplify.c (build_stack_save_restore): Use build_call_expr.
6815 (gimplify_decl_expr): Likewise.
6816 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
6817 Use new CALL_EXPR iterators.
6818 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
6819 (gimplify_modify_expr_to_memset): Likewise.
6820 (gimplify_variable_sized_compare): Likewise.
6821 (gimplify_omp_atomic_fetch_op): Likewise.
6822 (gimplify_omp_atomic_pipeline): Likewise.
6823 (gimplify_omp_atomic_mutex): Likewise.
6824 (gimplify_function_tree): Likewise.
6826 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
6827 (call_expr_flags): Likewise.
6828 (expand_call): Likewise.
6830 * except.c (expand_builtin_eh_return_data_regno): Pass entire
6831 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
6834 * coverage.c (create_coverage): Use build_call_expr.
6836 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
6837 (temp_call_expr_obstack): New.
6838 (pool_copy_list): Delete.
6839 (temp_copy_call_expr): New.
6840 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
6841 CALL_EXPR accessors. Get rid of special goo for copying argument
6842 lists and use temp_copy_call_expr instead.
6843 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
6844 CALL_EXPR accessors.
6845 (create_expression_by_pieces): Likewise. Use build_call_array
6846 to construct the result instead of fold_build3.
6847 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
6848 dealing with argument lists.
6849 (init_pre): Remove references to expression_node_pool and
6850 list_node_pool. Init temp_call_expr_obstack instead.
6851 (fini_pre): Remove references to expression_node_pool and
6854 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
6855 and walk arguments explicitly instead of as a list.
6857 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
6858 (mx_register_decls): Likewise.
6859 (mudflap_register_call): Likewise.
6860 (mudflap_finish_file): Likewise.
6862 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
6863 (ipa_callsite_compute_param): Likewise.
6865 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
6866 accessors and constructor.
6868 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
6869 accessors and constructor.
6870 (convert_tramp_reference): Likewise.
6871 (convert_call_expr): Likewise.
6872 (finalize_nesting_tree_1): Likewise.
6874 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
6877 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
6879 * tree-inline.c (initialize_inlined_parameters): Pass entire
6880 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
6882 (estimate_num_insns_1): Use new CALL_EXPR accessors.
6883 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
6885 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
6886 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6887 (vectorizable_reduction): Likewise.
6888 (vectorizable_call): Use new CALL_EXPR iterators.
6889 (vectorizable_conversion): Use build_call_expr.
6890 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
6891 (vect_gen_widened_results_half): Use build_call_expr.
6892 (vect_setup_realignment): Likewise.
6893 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
6895 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
6896 (pass_through_call): Likewise.
6897 (compute_object_sizes): Likewise. Use fold_call_expr instead of
6900 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
6901 (tree_gen_pow2_profiler): Likewise.
6902 (tree_gen_one_value_profiler): Likewise.
6903 (tree_gen_ic_func_profiler): Likewise.
6904 (tree_gen_average_profiler): Likewise.
6905 (tree_gen_ior_profiler): Likewise.
6907 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
6908 (find_func_aliases): Use new CALL_EXPR accessors. Add case
6909 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6911 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
6912 of TREE_CODE_LENGTH.
6914 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
6915 of TREE_CODE_LENGTH.
6917 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
6919 (convert_to_integer): Likewise.
6921 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
6924 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6925 Brooks Moses <brooks.moses@codesourcery.com>
6926 Lee Millward <lee.millward@codesourcery.com>
6928 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
6930 * config/frv/frv.c (frv_expand_builtin): Likewise.
6931 * config/s390/s390.c (s390_expand_builtin): Likewise.
6933 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
6934 (sparc_expand_builtin): Use new CALL_EXPR accessors.
6936 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
6937 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
6938 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
6939 (ix86_expand_store_builtin): Likewise.
6940 (ix86_expand_unop_builtin): Likewise.
6941 (ix86_expand_unop1_builtin): Likewise.
6942 (ix86_expand_sse_compare): Likewise.
6943 (ix86_expand_sse_comi): Likewise.
6944 (ix86_expand_vec_init_builtin): Likewise.
6945 (ix86_expand_vec_ext_builtin): Likewise.
6946 (ix86_expand_vec_set_builtin): Likewise.
6947 (ix86_expand_builtin): Use new CALL_EXPR accessors.
6949 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
6950 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
6952 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
6953 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
6954 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
6956 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
6958 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
6959 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
6960 arglist. Use new CALL_EXPR accessors. Fix callers.
6961 (altivec_expand_abs_builtin): Likewise.
6962 (rs6000_expand_binop_builtin): Likewise.
6963 (altivec_expand_predicate_builtin): Likewise.
6964 (altivec_expand_lv_builtin): Likewise.
6965 (spe_expand_stv_builtin): Likewise.
6966 (altivec_expand_stv_builtin): Likewise.
6967 (rs6000_expand_ternop_builtin): Likewise.
6968 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
6969 (altivec_expand_st_builtin): Likewise.
6970 (altivec_expand_dst_builtin): Likewise.
6971 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
6972 arglist. Use new CALL_EXPR accessors. Fix callers.
6973 (altivec_expand_vec_set_builtin): Likewise.
6974 (altivec_expand_vec_ext_builtin): Likewise.
6975 (altivec_expand_builtin): Use new CALL_EXPR accessors.
6976 (spe_expand_builtin): Likewise.
6977 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
6978 arglist. Use new CALL_EXPR accessors. Fix callers.
6979 (spe_expand_evsel_builtin): Likewise.
6980 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
6981 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
6983 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
6984 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
6985 (arm_expand_unop_builtin): Likewise.
6986 (arm_expand_builtin): Use new CALL_EXPR accessors.
6988 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
6991 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
6992 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
6993 (bfin_expand_unop_builtin): Likewise.
6994 (bfin_expand_builtin): Use new CALL_EXPR accessors.
6996 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6997 Brooks Moses <brooks.moses@codesourcery.com>
6998 Lee Millward <lee.millward@codesourcery.com>
7000 * c-semantics.c (build_stmt): Add internal diagnostic check.
7002 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
7003 accessors. Print arguments explicitly instead of as a list.
7005 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
7007 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
7008 (c_finish_omp_flish): Likewise.
7010 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
7011 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
7012 instead of TREE_CODE_LENGTH.
7013 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
7014 (c_warn_unused_result): Likewise.
7016 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7019 * doc/invoke.texi (Warning Options): Remove
7020 -Werror-implicit-function-declaration.
7021 (Wimplicit-function-declaration): Update description.
7022 * opts.c (common_handle_option): Move handling of -Werror=* to...
7023 (enable_warning_as_error): ...here.
7024 * opts.h (enable_warning_as_error): Declare.
7025 * c-decl.c (implicit_decl_warning): Unless
7026 -Wno-implicit-function-declaration is given, emit a pedwarn if
7027 -std=c99 or emit a warning if -Wimplicit-function-declaration.
7028 * c.opt (Wimplicit-function-declaration): Replace
7029 mesg_implicit_function_declaration with
7030 warn_implicit_function_declaration.
7031 * c-opts.c (c_common_handle_option):
7032 -Werror-implicit-function-declaration is exactly equal as
7033 -Werror=implicit-function-declaration.
7034 (set_Wimplicit): Replace mesg_implicit_function_declaration with
7035 warn_implicit_function_declaration.
7036 (c_common_post_options): -Wimplict-function-declaration is enabled
7037 by default by -std=c99, otherwise is disabled by default.
7038 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
7040 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
7042 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
7043 DECL on the rhs to a DECL on the lhs for debug info purposes if the
7044 former is ignored but not the latter.
7046 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
7048 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
7049 is made and the reference doesn't use the alias set of its type,
7050 do not create the temporary using that type.
7052 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
7054 * jump.c: Remove prototypes for delete_computation and
7055 delete_prior_computation.
7057 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
7059 * jump.c (get_label_after): Delete.
7060 (get_label_before, delete_computation, delete_jump,
7061 delete_prior_computation, follow_jumps): Move...
7062 * reorg.c (delete_computation, delete_prior_computation): ... here...
7063 (get_label_before, delete_jump): ... making these static ...
7064 (follow_jumps): ... and simplifying this since it only runs after
7066 * rtl.h (get_label_after, get_label_before, delete_jump,
7067 follow_jumps): Delete prototypes.
7069 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
7071 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
7073 2007-02-15 Nick Clifton <nickc@redhat.com>
7075 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
7076 order to prevent it from being munged by the target.
7078 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
7080 * config/i386/i386.md: Remove misleading comment.
7082 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7084 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
7085 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
7088 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7090 * tree-sra.c (instantiate_missing_elements): Canonicalize
7092 (sra_build_assignment): New.
7093 (generate_copy_inout, generate_element_copy,
7094 generate_element_zero, generate_one_element_init): Use it.
7096 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7098 * tree-sra.c (instantiate_missing_elements): Canonicalize
7100 (sra_build_assignment): New.
7101 (generate_copy_inout, generate_element_copy,
7102 generate_element_zero, generate_one_element_init): Use it.
7104 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7106 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
7109 2007-02-14 Joseph Myers <joseph@codesourcery.com>
7111 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
7112 types as aggregates not scalars.
7113 * function.c (assign_stack_temp_for_type): Likewise.
7115 2007-02-14 Roger Sayle <roger@eyesopen.com>
7116 Zdenek Dvorak <dvorakz@suse.cz>
7118 * tree-dump.c (dump_switch_p_1): Require exact match of the option
7121 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
7123 * passes.c (next_pass_1): Clear the next field of the copied
7126 2007-02-14 Richard Henderson <rth@redhat.com>
7128 * tree-sra.c (early_sra): New.
7129 (decl_can_be_decomposed_p): Deny va_list if early_sra.
7130 (tree_sra_early, pass_sra_early): New.
7131 * tree-pass.h (pass_sra_early): Declare.
7132 * passes.c (init_optimization_passes): Use it.
7134 2007-02-14 Richard Guenther <rguenther@suse.de>
7136 * flags.h (issue_strict_overflow_warning): Convert to a macro.
7138 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
7140 PR tree-optimization/30771
7141 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
7143 (vect_analyze_operations): Induction phis can now be marked as
7145 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
7146 Update documentation accordingly.
7148 2007-02-14 Nick Clifton <nickc@redhat.com>
7150 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
7151 most 3 arguments are supported.
7152 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
7154 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
7156 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
7157 Ensure dst->current is valid.
7159 2007-02-13 Paul Brook <paul@codesourcery.com>
7161 * config.gcc: Add arm*-*-uclinux-*eabi.
7162 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
7163 (SUBTARGET_EXTRA_LINK_SPEC): Define.
7164 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
7165 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
7166 (LINK_SPEC): Define.
7168 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
7170 * config/arm/uclinux-eabi.h: New file.
7171 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
7172 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
7175 2007-02-13 Ian Lance Taylor <iant@google.com>
7177 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
7178 * flags.h (warn_strict_overflow): Declare.
7179 (enum warn_strict_overflow_code): Define.
7180 (issue_strict_overflow_warning): New static inline function.
7181 * opts.c (warn_strict_overflow): New variable.
7182 (common_handle_option): Handle OPT_Wstrict_overflow and
7183 OPT_Wstrict_overflow_.
7184 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
7186 * fold-const.c: Include intl.h.
7187 (fold_deferring_overflow_warnings): New static variable.
7188 (fold_deferred_overflow_warning): New static variable.
7189 (fold_deferred_overflow_code): New static variable.
7190 (fold_defer_overflow_warnings): New function.
7191 (fold_undefer_overflow_warnings): New function.
7192 (fold_undefer_and_ignore_overflow_warnings): New function.
7193 (fold_deferring_overflow_warnings_p): New function.
7194 (fold_overflow_warning): New static function.
7195 (make_range): Add strict_overflow_p parameter. Change all
7197 (extract_muldiv, extract_muldiv_1): Likewise.
7198 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
7199 tree_expr_nonnegative_p.
7200 (fold_negate_expr): Call fold_overflow_warning.
7201 (fold_range_test): Likewise.
7202 (fold_comparison): Likewise.
7203 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
7204 instead of tree_expr_nonnegative_p.
7205 (tree_expr_nonnegative_warnv_p): Rename from
7206 tree_expr_nonnegative_p, add strict_overflow_p parameter.
7207 (tree_expr_nonnegative_p): New function.
7208 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
7209 strict_overflow_p parameter.
7210 (tree_expr_nonzero_p): New function.
7211 * passes.c (verify_interpass_invariants): New static function.
7212 (execute_one_pass): Call it.
7213 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
7215 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
7216 (estimate_numbers_of_iterations): Likewise.
7217 (scev_probably_wraps_p): Likewise.
7218 * tree-ssa-ccp.c: Include "toplev.h".
7219 (evaluate_stmt): Defer fold overflow warnings until we know we are
7221 (struct fold_stmt_r_data): Add stmt field.
7222 (fold_stmt_r): Defer fold overflow warnings until we know we
7224 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
7225 (fold_stmt_inplace): Likewise.
7226 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
7227 (cleanup_control_expr_graph): Defer fold overflow warnings until
7228 we know we are going to optimize.
7229 * tree-cfg.c (fold_cond_expr_cond): Likewise.
7230 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
7232 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
7233 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
7234 * tree-ssa-loop-manip.c (create_iv): Likewise.
7235 * c-typeck.c (build_conditional_expr): Likewise.
7236 (build_binary_op): Likewise.
7237 * tree-vrp.c (vrp_expr_computes_nonzero): Call
7238 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
7239 (extract_range_from_unary_expr): Likewise.
7240 * simplify-rtx.c (simplify_const_relational_operation): Warn when
7241 assuming that signed overflow does not occur.
7242 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
7243 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
7244 (fold_defer_overflow_warnings): Declare.
7245 (fold_undefer_overflow_warnings): Declare.
7246 (fold_undefer_and_ignore_overflow_warnings): Declare.
7247 (fold_deferring_overflow_warnings_p): Declare.
7248 (tree_expr_nonzero_warnv_p): Declare.
7249 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
7251 (Warning Options): Document -Wstrict-overflow.
7252 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
7253 (tree-ssa-ccp.o): Likewise.
7254 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
7255 (fold-const.o): Depend on intl.h.
7257 2007-02-13 Ian Lance Taylor <iant@google.com>
7260 * lower-subreg.c (resolve_simple_move): Decompose subregs in
7263 2007-02-13 Stuart Hastings <stuart@apple.com>
7265 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
7267 2007-02-13 Richard Henderson <rth@redhat.com>
7269 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
7270 handled_component_p before looking for the indirect_ref.
7272 2007-02-13 Richard Henderson <rth@redhat.com>
7274 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
7275 remove flags clobber.
7276 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
7277 (bswaphi_lowpart): New.
7278 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
7279 remove TARGET_BSWAP test. Delete expander of the same name.
7281 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
7282 (expand_unop): Use them.
7284 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
7286 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
7287 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
7288 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
7289 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
7290 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
7291 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
7292 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
7293 assembler dialect choice from asm templates.
7295 2007-02-12 Richard Henderson <rth@redhat.com>
7297 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
7298 (fixuns_trunc<SSEMODEF>si2): Use it.
7299 * config/i386/sse.md (vec_setv4sf_0): Export.
7300 * config/i386/i386.c (ix86_build_const_vector): Export.
7301 (ix86_split_convert_uns_si_sse): Rename from
7302 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
7303 * config/i386/i386-protos.h: Update.
7305 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7308 * c-typeck.c (c_finish_return): Improve warning message.
7310 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7312 * alias.c (find_symbolic_term): Delete unused function.
7314 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
7316 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
7317 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
7318 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
7320 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
7322 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
7323 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
7324 the function, temporarily point the debug interface to the null one.
7326 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
7328 * dwarf2out.c (round_up_to_align): New static function.
7329 (field_byte_offset): Use it to round the offset.
7331 2007-02-12 Richard Henderson <rth@redhat.com>
7333 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
7334 (inswl_const): Export.
7336 2007-02-12 Richard Henderson <rth@redhat.com>
7338 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
7339 result mode of the libcall, convert back to outmode.
7341 2007-02-12 Roger Sayle <roger@eyesopen.com>
7343 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
7344 (bswapdi2): New define_expand to implement 32-bit implementation.
7346 2007-02-12 Nick Clifton <nickc@redhat.com>
7348 * doc/invoke.texi (Overall Options): Document --help=.
7349 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
7350 (cc1_options): Pass --help= on to cc1.
7351 (display_help): Add description of --help=.
7352 (process_command): Add code to handle --help=. Allow translated
7353 --help and --target-help switches to be passed on to compiler
7355 (main): Remove unused if statement.
7356 * opts.c (columns): Remove.
7357 (LEFT_COLUMN): Define.
7358 (wrap_help): Add columns argument.
7359 (print_filtered_help): Change parameters to be an include bitmask,
7360 an exclude bitmask, an any bitmask and the column width. Move the
7361 code to display the params list here. Add code to display the
7362 status of options rather than their descriptions if the quiet flag
7364 (print_specific_help): Change parameters to be an include bitmask,
7365 an exclude bitmask and an any bitmask. Move code to look up the
7366 column width here. Decide upon the title for an options listing.
7367 (common_handle_options): Add code to handle --help=. Adapt code
7368 for --help and --target-help to use the revised form of the
7369 print_specific_help function.
7370 (print_help): Delete.
7371 (print_param_help): Delete.
7372 (print_switch): Delete.
7373 * opts.h (cl_lang_count): Add prototype.
7374 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
7375 CL_MAX_OPTION_CLASS): New defines.
7376 * optc-gen.awk: Add construction of cl_lang_count.
7377 * c.opt: Add Warning attribute to warning options and Optimization
7378 attribute to optimization options.
7379 * common.opt: Likewise.
7381 Add -fhelp and -ftarget-help as aliases for the transformed --help
7382 and --target-help options.
7383 * opt-functions.awk: Add code to handle Warning and Optimization
7386 2007-02-12 Richard Henderson <rth@redhat.com>
7388 * config/alpha/constraints.md: New file.
7389 * config/alpha/alpha.c: Include tm-constrs.h.
7390 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
7391 alpha_extra_constraint): Remove.
7392 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
7393 * config/alpha/alpha-protos.h: Update.
7394 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
7395 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
7396 (EXTRA_CONSTRAINT): Remove.
7397 * config/alpha/alpha.md: Include constraints.md.
7398 (adddi splitter): Use satisfies_constraint_*.
7399 * config/alpha/predicates.md (add_operand): Likewise.
7400 (sext_add_operand, addition_operation): Likewise.
7402 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
7404 PR tree-optimization/29145
7405 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
7406 in our handling of restrict qualified pointers.
7408 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7411 * doc/invoke.texi (Wunused-value): Update description.
7412 (Wextra): Delete item.
7413 * opts.c (set_Wextra): Don't use the value of Wextra to set the
7414 value of Wunused-value.
7415 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
7416 (c_finish_stmt_expr): Don't check extra_warnings.
7417 (emit_side_effect_warnings): The caller is responsible to check
7420 2007-02-11 Roger Sayle <roger@eyesopen.com>
7421 Matt Thomas <matt@3am-software.com>
7423 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
7425 2007-02-11 Roger Sayle <roger@eyesopen.com>
7427 * simplify-rtx.c (simplify_relational_operation_1): Optimize
7428 comparisons of POPCOUNT against zero.
7429 (simplify_const_relational_operation): Likewise.
7431 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7433 * doc/invoke.texi (Wextra): Delete outdated paragraph.
7435 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7437 * dwarf2out.c (root_type): Delete unused function.
7439 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7441 * genattrtab.c (contained_in_p): Delete unused function.
7442 (write_expr_attr_cache): Likewise.
7444 2007-02-11 Jan Hubicka <jh@suse.cz>
7446 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
7449 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
7451 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
7452 to add the REG_EQ* note.
7453 * see.c (see_merge_one_use_extension): Likewise.
7454 * local-alloc.c (update_equiv_regs): Likewise. Also don't
7455 turn REG_EQUAL notes into REG_EQUIV notes if the target
7456 register may have more than one set.
7457 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
7458 * gcse.c (try_replace_reg): Likewise.
7459 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
7460 * calls.c (fixup_tail_calls): Likewise. Abort if there is
7461 more than one REG_EQUIV note.
7462 * reload1.c (gen_reload): Use set_unique_reg_note.
7464 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
7466 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
7467 (ix86_builtin_conversion): New function.
7469 2007-02-06 Mark Mitchell <mark@codesourcery.com>
7472 * tree.h (DECL_REPLACEABLE_P): New macro.
7473 * except.c (set_nothrow_function_flags): Likewise.
7475 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
7476 Ira Rosen <irar@il.ibm.com>
7477 Dorit Nuzman <dorit@il.ibm.com>
7479 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
7480 * targhooks.c (default_builtin_vectorized_conversion): New.
7481 * targhooks.h (default_builtin_vectorized_function): New declaration.
7482 * target.h (struct vectorize): Add builtin_conversion field.
7483 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
7484 stmt_vec_info_type value.
7485 (vectorizable_conversion): New declaration.
7486 * tree-vect-analyze.c (vect_analyze_operations): Add
7487 vectorizable_conversion call.
7488 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
7489 * tree-vect-transform.c (vectorizable_conversion): New function.
7490 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
7491 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
7493 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
7494 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
7495 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
7496 or ALTIVEC_BUILTIN_VCFSX.
7498 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7501 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
7502 CONST_DOUBLE and operand 0 is a hard register.
7503 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
7504 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
7505 is a hard floating-point register.
7507 2007-02-10 Richard Henderson <rth@redhat.com>
7508 Jakub Jelinek <jakub@redhat.com>
7509 Alexandre Oliva <aoliva@redhat.com>
7511 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
7512 * builtin-types.def (BT_WORD): Make unsigned.
7513 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
7514 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
7515 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
7516 * c-decl.c (grokdeclarator): Don't error if !have_tls.
7517 * c-parser.c (c_parser_omp_threadprivate): Likewise.
7518 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
7520 * expr.c (emutls_var_address): New.
7521 (expand_expr_real_1): Expand emulated tls.
7522 (expand_expr_addr_expr_1): Likewise.
7523 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
7524 * output.h (emutls_finish): Declare.
7525 * toplev.c (compile_file): Call it.
7526 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
7527 address before wrapping in CONST.
7528 * varasm.c (emutls_htab, emutls_object_type): New.
7529 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
7530 (get_emutls_object_name, get_emutls_object_type): New.
7531 (get_emutls_init_templ_addr, emutls_decl): New.
7532 (emutls_common_1, emutls_finish): New.
7533 (assemble_variable): When emulating tls, swap decls; generate
7534 constructor for the emutls objects.
7535 (do_assemble_alias): When emulating tls, swap decl and target name.
7536 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
7538 * varpool.c (decide_is_variable_needed): Look at force_output.
7539 Recurse for emulated tls.
7540 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
7541 with decide_is_variable_needed.
7542 * emutls.c: New file.
7543 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
7544 tls_object for real tls.
7546 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
7548 PR rtl-optimization/29599
7549 * reload1.c (eliminate_regs_in_insn): Take the destination
7550 mode into account when computing the offset.
7552 2007-02-09 Stuart Hastings <stuart@apple.com>
7553 Richard Henderson <rth@redhat.com>
7555 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
7556 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
7557 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
7558 fixuns_truncdfhi2): New.
7559 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
7560 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
7561 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
7562 (floatunssidf2): Allow nonimmediate source.
7563 * config/i386/sse.md (movdi_to_sse): New.
7564 (vec_concatv2di): Drop '*'.
7565 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
7566 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
7567 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
7569 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
7570 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
7571 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
7572 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
7573 (ix86_build_signbit_mask): Fix decl of v, refactor to call
7574 ix86_build_const_vector.
7575 (x86_emit_floatuns): Rewrite.
7577 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7579 * genautomata.c (longest_path_length): Delete unused function.
7580 (struct state): Delete unused longest_path_length.
7581 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
7582 (get_free_state): Delete unused.
7584 2007-02-09 Jan Hubicka <jh@suse.cz>
7586 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
7587 * doc/invoke.texi (inline-unit-growth): Update default value.
7589 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
7590 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
7591 (rebuild_cgraph_edges): Likewise.
7592 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
7593 (dump_cgraph_node): Dump frequencies.
7594 (cgraph_clone_edge): Add frequency scales.
7595 (cgraph_clone_node): Add freuqnecy.
7596 * cgraph.h (cgraph_edge): Add freuqnecy argument.
7597 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
7598 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
7599 * tree-pass.h (TODO_rebuild_frequencies): New constant.
7600 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
7601 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
7602 (save_inline_function_body): Likewise.
7603 * ipa-inline.c: inluce rtl.h
7604 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
7605 (cgraph_edge_badness): Use frequencies.
7606 (cgraph_decide_recursive_inlining): Update clonning.
7607 (cgraph_decide_inlining_of_small_function): Dump frequency.
7608 * predict.c (estimate_bb_frequencies): Export.
7609 * predict.h (estimate_bb_frequencies): Declare.
7610 * tree-inline.c (copy_bb): Watch overflows.
7611 (expand_call_inline): Update call of cgraph_create_edge.
7612 (optimize_inline_calls): Use TODO flags to update frequnecies.
7613 * passes.h: Include predict.h
7614 (init_optimization_passes): Move profile ahead.
7615 (execute_function_todo): Handle TODO_rebuild_frequencies.
7617 2007-02-09 Roger Sayle <roger@eyesopen.com>
7619 * config/alpha/alpha.c (emit_insxl): Force the first operand of
7620 the insbl or inswl pattern into a register.
7622 2007-02-09 Roger Sayle <roger@eyesopen.com>
7624 * config/ia64/ia64.md (bswapdi2): New define_insn.
7626 2007-02-09 Richard Henderson <rth@redhat.com>
7628 * config/i386/constraints.md (Ym): New constraint.
7629 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
7630 (movdi_1_rex64): Split sse and xmm general register moves from
7631 memory move alternatives. Use conditional register constraints.
7632 (movsf_1, movdf_integer): Likewise.
7633 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
7634 (movdf_integer_rex64): New.
7635 (pushsf_rex64): Fix output constraints.
7636 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
7637 (sse2_stored): Likewise.
7638 (sse2_storeq_rex64): New.
7639 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
7640 amd and not generic.
7641 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
7642 for optimize_size. Remove SF/DFmode hack.
7644 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7646 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
7649 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
7650 Richard Sandiford <richard@codesourcery.com>
7652 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
7653 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
7654 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
7655 m68k/t-mlib to tmake_file.
7656 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
7657 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
7658 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
7659 Allow it to be cf or m68k. Set m68k_arch_family. If that
7660 variable is not empty, add t-$m68k_arch_family to tmake_file.
7661 Add t-mlibs to tmake_file.
7662 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
7663 * config/m68k/t-cf: New file.
7664 * config/m68k/t-m68k: Likewise.
7665 * config/m68k/t-mlibs: Likewise.
7666 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
7667 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
7668 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
7669 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
7670 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
7672 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
7673 (INSTALL_LIBGCC): Delete.
7674 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
7675 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
7676 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
7677 (M68K_MLIB_CPU): Define.
7678 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
7679 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
7680 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
7682 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
7683 Richard Guenther <rguenther@suse.de>
7686 * fold-const.c (fold_comparison): Handle obfuscated comparisons
7687 against INT_MIN/INT_MAX.
7688 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
7689 file if a loop is removed.
7691 2007-02-09 Joseph Myers <joseph@codesourcery.com>
7693 * calls.c (store_one_arg): Pass correct alignment to
7694 emit_push_insn for non-BLKmode values.
7695 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
7696 unaligned stack slot via a suitably aligned slot.
7698 2007-02-08 DJ Delorie <dj@redhat.com>
7700 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
7702 (legal_subregs): Use unsigned char, make const.
7703 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
7705 2007-02-08 Paul Brook <paul@codesourcery.com>
7707 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
7708 special interworking needed.
7710 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
7712 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
7713 conditional to __SSE2__.
7714 (Entries below should have been added to first ChangeLog
7715 entry for amdfam10 dated 2007-02-05)
7716 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
7718 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
7720 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
7723 2007-02-08 DJ Delorie <dj@redhat.com>
7725 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
7726 * config/m32c/m32c.c (legal_subregs): New.
7727 (m32c_illegal_subreg_p): New.
7728 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
7729 unsupported subregs of hard regs.
7731 2007-02-08 Jan Hubicka <jh@suse.cz>
7733 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
7734 the same one; always update histograms.
7736 2007-02-08 Diego Novillo <dnovillo@redhat.com>
7738 * passes.c (init_optimization_passes): Tidy comment.
7740 2007-02-08 Roger Sayle <roger@eyesopen.com>
7742 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
7743 strip zero_extend, bswap and rotates from POCOUNT's argument.
7744 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
7745 zero_extend and rotates from PARITY's argument.
7746 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
7747 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
7748 of an integer constant at compile-time.
7750 2007-02-08 Diego Novillo <dnovillo@redhat.com>
7753 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
7755 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
7758 * tree-ssa-live.c (remove_unused_locals): Do not remove
7759 TREE_ADDRESSABLE variables.
7760 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
7761 * tree-ssa-operands.c (add_virtual_operand): Remove argument
7762 FOR_CLOBBER. Update all users.
7763 If VAR has an associated alias set, add a virtual operand for
7764 it if no alias is found to conflict with the memory reference.
7766 2007-02-07 Jan Hubicka <jh@suse.cz>
7767 Robert Kidd <rkidd@crhc.uiuc.edu>
7769 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
7771 2007-02-07 Ian Lance Taylor <iant@google.com>
7773 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
7775 2007-02-07 Roger Sayle <roger@eyesopen.com>
7777 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
7778 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
7779 tablejumpdi, movsi_to_cr_one): Remove constraints from
7780 define_expand's match_operands.
7782 2007-02-07 Roger Sayle <roger@eyesopen.com>
7784 * global.c (compute_regsets): Move declatation of "i" inside of
7785 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
7787 2007-02-07 Jakub Jelinek <jakub@redhat.com>
7790 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
7791 of INDIRECT_REF <RESULT_DECL>.
7793 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
7795 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
7796 Kaz Kojima <kkojima@gcc.gnu.org>
7799 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
7801 (sh_initialize_trampoline): Add parentheses to avoid a warning.
7803 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7805 * doc/loop.texi: Document possibility not to perform disambiguation
7806 of loops with multiple latches.
7807 * cfgloopmanip.c (alp_enum_p): Removed.
7808 (add_loop): Handle subloops. Use get_loop_body_with_size.
7809 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
7810 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
7811 the new forwarder block.
7812 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
7813 Handle the case latch is NULL.
7814 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
7815 when marking loop exits.
7816 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
7818 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
7819 disambiguate_loops_with_multiple_latches.
7820 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
7821 before fix_loop_structure.
7822 * cfgloop.c: Include pointer-set.h and output.h.
7823 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
7824 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
7825 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
7826 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
7827 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
7828 disambiguate_multiple_latches, get_loop_body_with_size,
7829 disambiguate_loops_with_multiple_latches): New functions.
7830 (flow_loop_dump): Dump multiple latch edges.
7831 (flow_loop_nodes_find): Handle loops with multiple latches.
7832 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
7833 (glb_enum_p): Modified.
7834 (get_loop_body): Use get_loop_body_with_size.
7835 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
7836 (AVOID_CFG_MODIFICATIONS): New constant.
7837 (disambiguate_loops_with_multiple_latches, add_loop,
7838 get_loop_body_with_size): Declare.
7839 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
7841 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
7844 * global.c (compute_regsets): New function.
7845 (global_alloc): Refactored ELIMINABLE_REGSET
7846 and NO_GLOBAL_ALLOC_REGS computation out.
7847 (rest_of_handle_global_alloc): Call compute_regsets()
7848 for non-optimizing case.
7850 2007-02-06 Richard Henderson <rth@redhat.com>
7852 * config/i386/constraints.md (Y2): Rename from Y.
7853 (Yi): New constraint.
7854 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
7855 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
7856 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
7857 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
7858 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
7859 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
7860 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
7861 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
7862 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
7863 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
7864 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
7865 vec_extractv2si_1): Change Y constraints to Y2.
7866 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
7867 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
7868 Change Y constraints to Y2.
7869 (sse2_loadld): Change Y constraints to x.
7871 2007-02-06 Roger Sayle <roger@eyesopen.com>
7873 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
7874 (parity<mode>2): New define_expand using rs6000_emit_parity.
7875 * config/rs6000/rs6000.c (rs6000_emit_popcount,
7876 rs6000_emit_parity): New functions.
7877 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
7878 rs6000_emit_parity): Prototype here.
7880 2007-02-06 Ian Lance Taylor <iant@google.com>
7882 * lower-subreg.c (simple_move_operand): Reject CONST.
7883 (resolve_clobber): Call validate_change rather than directly
7884 assigning to XEXP (pat, 0).
7886 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
7888 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
7889 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
7890 (tree-cfg.o): Remove hashtab.h dependency.
7892 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
7893 (struct ivopts_data): Change niters to pointer_map_t.
7894 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
7895 (niter_for_exit): Create pointer_map on demand. Change for
7897 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
7898 (free_loop_data): Destroy data->niters if created and reset field.
7899 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
7900 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
7902 * tree-ssa-reassoc.c: Include pointer-set.h.
7903 (bb_rank): Change to long *.
7904 (operand_rank): Change to pointer_map_t.
7905 (find_operand_rank): Return long, -1 if not found. Declare as inline.
7906 (insert_operand_rank): Accept long.
7907 (operand_entry_hash, operand_entry_eq): Remove.
7908 (get_rank): Return long. Adjust for changes above.
7909 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
7911 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
7913 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
7914 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
7915 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
7917 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
7918 directly since it cannot be NULL.
7919 (get_vi_for_tree): Rewrite for pointer_map API.
7920 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
7921 (init_alias_vars): Create vi_for_tree as pointer_map.
7922 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
7924 * tree-cfg.c: Don't include hashtab.h.
7925 (edge_to_cases): Declare as pointer_map.
7926 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
7928 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
7929 (start_recording_case_labels): Create edge_to_cases as pointer_map.
7930 (end_recoding_case_labels): Cleanup edge_to_cases manually before
7932 (record_switch_edge): Delete.
7933 (get_cases_for_edge): Adjust for pointer_map API, inline
7934 record_switch_edge (rewritten for new API), remove goto.
7936 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
7938 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
7939 * tree-nested.c: Include pointer-set.h.
7940 (var_map_elt, var_map_eq, var_map_hash): Delete.
7941 (struct nesting_info): Remove GTY marker. Change the two htab_t's
7943 (nesting_info_bitmap_obstack): New.
7944 (lookup_field_for_decl): Adjust for pointer_map API.
7945 (lookup_tramp_for_decl): Adjust for pointer_map API.
7946 (get_nonlocal_debug_decl): Adjust for pointer_map API.
7947 (get_local_debug_decl): Adjust for pointer_map API.
7948 (convert_nl_goto_reference): Adjust for pointer_map API.
7949 (convert_nl_goto_receiver): Adjust for pointer_map API.
7950 (create_nesting_tree): Create outside GGC space. Create bitmap on
7951 the new obstack. Create field_map and var_map as pointer_maps.
7952 (free_nesting_tree): Adjust for changes to create_nesting_tree.
7954 (lower_nested_functions): Move root here, no need to NULL it.
7955 Initialize and release the obstack.
7957 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
7959 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
7960 Remove prototypes and make them non-static.
7961 (struct tree_int_map): Remove.
7962 * tree.h (struct tree_int_map): Move here, turning TO into an
7964 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
7966 * tree.h (TREE_COMPLEXITY): Remove.
7967 (struct tree_exp): Remove complexity field.
7968 * tree.c (build1_stat): Don't set it.
7970 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
7971 Victor Kaplansky <victork@il.ibm.com>
7973 * tree-vectorizer.c (vect_is_simple_use): Support induction.
7974 (vect_is_simple_reduction): Support reduction with induction as
7975 one of the operands.
7976 (vect_is_simple_iv_evolution): Fix formatting.
7977 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
7978 formatting. Don't mark induction phis for vectorization.
7979 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
7980 * tree-vect-transform.c (get_initial_def_for_induction): New function.
7981 (vect_get_vec_def_for_operand): Support induction.
7982 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
7984 (vectorizable_reduction): Support reduction with induction as one of
7986 (vectorizable_type_demotion): Use def-type of stmt argument rather
7987 than dummy def-type.
7989 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
7990 flag_tree_scev_cprop.
7991 * common.opt (tree-scev-cprop): New flag.
7993 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
7994 call to vect_get_new_vect_var.
7996 2007-02-06 Ira Rosen <irar@il.ibm.com>
7998 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
7999 vectype is not NULL.
8000 (vect_pattern_recog_1): Likewise.
8002 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8004 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
8005 (fold_negate_expr): Likewise.
8007 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
8010 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
8011 even if cv-qualification is the same.
8013 2007-02-05 Geoffrey Keating <geoffk@apple.com>
8015 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
8016 __enable_execute_stack on completion.
8018 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8020 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
8021 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
8022 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
8023 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
8024 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
8025 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
8026 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
8027 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
8029 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8031 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
8032 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
8033 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
8034 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
8035 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
8036 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
8037 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
8038 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
8039 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
8040 umuldi3_highpart_rex64, umulsi3_highpart_insn,
8041 umulsi3_highpart_zext, smuldi3_highpart_rex64,
8042 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
8043 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
8044 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
8045 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
8046 sqrtextenddfxf2_i387): Added amdfam10_decode.
8048 * config/i386/athlon.md (athlon_idirect_amdfam10,
8049 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
8050 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
8051 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
8052 athlon_ivector_store_amdfam10): New define_insn_reservation.
8053 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
8056 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8058 * config/i386/athlon.md (athlon_call_amdfam10,
8059 athlon_pop_amdfam10, athlon_lea_amdfam10): New
8060 define_insn_reservation.
8061 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
8062 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
8063 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
8065 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8067 * config/i386/athlon.md (athlon_sseld_amdfam10,
8068 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
8069 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
8071 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8073 * config/i386/athlon.md (athlon_sseins_amdfam10): New
8074 define_insn_reservation.
8075 * config/i386/i386.md (sseins): Added sseins to define_attr type
8076 and define_attr unit.
8077 * config/i386/sse.md: Set type attribute to sseins for insertq
8080 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8082 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
8083 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
8084 ssecomi_load_amdfam10, ssecomi_amdfam10,
8085 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
8086 define_insn_reservation.
8087 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
8089 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8091 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
8092 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
8093 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
8094 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
8095 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
8096 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
8097 define_insn_reservation.
8099 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
8100 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
8101 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
8102 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
8103 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
8105 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8107 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
8108 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
8109 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
8110 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
8111 athlon_ssemul_load_k8): Added amdfam10.
8113 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8115 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
8116 (x86_sse_unaligned_move_optimal): New variable.
8118 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
8120 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
8121 for unaligned vector SSE double/single precision loads for AMDFAM10.
8123 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8125 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
8126 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
8127 Define TARGET_CPU_DEFAULT_amdfam10.
8128 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
8129 (processor_type): Add PROCESSOR_AMDFAM10.
8131 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
8132 processor_type in config/i386/i386.h.
8133 Enable imul peepholes for TARGET_AMDFAM10.
8135 * config.gcc: Add support for --with-cpu option for amdfam10.
8137 * config/i386/i386.c (amdfam10_cost): New variable.
8138 (m_AMDFAM10): New macro.
8139 (m_ATHLON_K8_AMDFAM10): New macro.
8140 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
8141 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
8142 x86_promote_QImode, x86_integer_DFmode_moves,
8143 x86_partial_reg_dependency, x86_memory_mismatch_stall,
8144 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
8145 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
8146 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
8147 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
8148 Enable/disable for amdfam10.
8149 (override_options): Add amdfam10_cost to processor_target_table.
8150 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
8151 processor_alias_table.
8152 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
8153 (ix86_adjust_cost): Add code for amdfam10.
8155 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8157 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
8158 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
8159 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
8160 * config/i386/i386.h: Add builtin definition for SSE4A.
8161 * config/i386/i386.md: Add support for ABM instructions
8163 * config/i386/sse.md: Add support for SSE4A instructions
8164 (movntss, movntsd, extrq, insertq).
8165 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
8166 Add -march=amdfam10 flag.
8167 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
8168 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
8170 * doc/extend.texi: Add documentation for SSE4A builtins.
8172 2007-02-05 Bob Wilson <bob.wilson@acm.org>
8174 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
8176 2007-02-05 Richard Guenther <rguenther@suse.de>
8178 * tree-vectorizer.h (vectorizable_function): Add argument type
8179 argument, change return type.
8180 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
8181 * tree-vect-transform.c (vectorizable_function): Handle extra
8182 argument, return vectorized function decl.
8183 (build_vectorized_function_call): Remove.
8184 (vectorizable_call): Handle calls with result and argument types
8185 differing. Handle loop vectorization factor correctly.
8186 * targhooks.c (default_builtin_vectorized_function): Adjust for
8188 * targhooks.h (default_builtin_vectorized_function): Likewise.
8189 * target.h (builtin_vectorized_function): Add argument type
8191 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
8192 extra argument, allow vectorizing of lrintf.
8193 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
8194 documentation of target hook.
8196 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
8199 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
8200 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
8201 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
8203 2007-02-05 Roger Sayle <roger@eyesopen.com>
8205 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
8206 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
8207 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
8208 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
8209 before canonicalizing sincos to cexpi.
8210 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
8212 2007-02-05 Roger Sayle <roger@eyesopen.com>
8214 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
8215 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
8216 (alpha_init_builtins): Use alpha_add_builtins to process tables.
8218 2007-02-05 Roger Sayle <roger@eyesopen.com>
8220 * mips-tfile.c (initialize_init_file): Correct endianness test.
8222 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
8224 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
8227 2007-02-05 Richard Sandiford <richard@codesourcery.com>
8229 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
8230 saves in a PARALLEL before the register assignments.
8232 2007-02-05 Richard Sandiford <richard@codesourcery.com>
8234 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
8235 DWARF_FRAME_RETURN_COLUMN to be a general register.
8236 * dwarf2out.c (init_return_column_size): New function, split from...
8237 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
8238 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
8239 to be nongeneral registers.
8240 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
8242 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
8243 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
8245 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
8247 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
8249 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
8251 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
8252 (remove_path): Use can_remove_branch_p and remove_branch instead
8253 of loop_delete_branch_edge.
8254 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
8255 (tree_transform_and_unroll_loop): Remove dead branches immediately.
8256 Update profile using scale_dominated_blocks_in_loop.
8257 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
8258 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
8259 (can_remove_branch_p, remove_branch): Declare.
8260 * tree-cfg.c (tree_can_remove_branch_p): New function.
8261 (tree_cfg_hooks): Add tree_can_remove_branch_p.
8262 * cfgrtl.c (rtl_can_remove_branch_p): New function.
8263 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
8265 2007-02-05 Jan Hubicka <jh@suse.cz>
8268 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
8269 nodes in cgraph, don't remove offline copy of the function.
8271 2007-02-04 Jan Hubicka <jh@suse.cz>
8273 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
8274 vectors might cause maybe_lookup_element_for_expr to be called
8275 on non-sra-candidate.
8277 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8279 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
8280 config/bfin/bfin.md, config/bfin/predicates.md: Follow
8281 spelling conventions.
8283 2007-02-04 Richard Guenther <rguenther@suse.de>
8286 * fold-const.c (try_move_mult_to_index): Make sure to not
8287 overflow one dimension of a multi-dimensional array access.
8289 2007-02-04 Jan Hubicka <jh@suse.cz>
8291 * passes.c (init_optimization_passes): Reindent.
8293 2007-02-04 Jan Hubicka <jh@suse.cz>
8294 Eric Botcazou <ebotcazou@adacore.com>
8296 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
8297 (execute_fixup_cfg): Break out the abnormal goto code.
8298 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
8299 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
8300 (optimize_inline_calls): Call make_nonlocal_label_edges.
8302 2007-02-04 Jan Hubicka <jh@suse.cz>
8304 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
8305 true when something was changed.
8306 (rename_ssa_copies): When something was changed, do
8307 TODO_remove_unused_locals.
8308 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
8309 add TODO_remove_unused_locals when instruction was removed.
8311 2007-02-04 Jan Hubicka <jh@suse.cz>
8313 * ipa-inline.c (try_inline): Improve debug output; work on already
8315 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
8316 call try_inline for already inlined edges too when flattening;
8317 inline also functions that make callee growth but overall unit size
8320 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8322 * config/m32c/bitops.md, config/m32c/jump.md,
8323 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
8324 config/m32r/m32r.h, config/m32r/m32r.md,
8325 config/m32r/predicates.md, config/m68hc11/larith.asm,
8326 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
8327 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
8328 config/mips/mips-protos.h, config/mips/mips.c,
8329 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
8330 config/mn10300/mn10300.h, config/mn10300/predicates.md,
8331 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
8332 spelling conventions.
8334 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
8335 Follow spelling conventions.
8337 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
8339 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
8340 warn about C++0x compatibility.
8342 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8344 * config/h8300/h8300.c, config/h8300/h8300.h,
8345 config/h8300/h8300.md: Follow spelling conventions.
8347 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
8350 * combine.c (try_combine): Do not substitute source operand
8351 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
8353 2007-02-03 Jan Hubicka <jh@suse.cz>
8355 PR gcov-profile/30650
8356 * value-prof.c (stringop_block_profile): Fix handling of size counter;
8357 do not divide by zero for never executed counters.
8358 (tree_find_values_to_profile): Fix counters.
8359 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
8361 2007-02-03 Ian Lance Taylor <iant@google.com>
8363 * lower-subreg.c (simple_move_operand): New static function,
8364 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
8366 (simple_move): Call simple_move_operand.
8367 (find_decomposable_subregs): Add special handling of MEMs.
8368 (can_decompose_p): Rename from cannot_decompose_p. Reverse
8369 meaning of return value. If we see a hard register, test whether
8370 it can store a word_mode value. Change all callers.
8372 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8374 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
8375 ftrapv insns and expanders.
8376 (subdi3): Change define_expand operand 1 to arith11_operand, and
8377 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
8378 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
8379 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
8383 * varasm.c (notice_global_symbol): Treat global objects as weak when
8386 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8388 * emit-rtl.c (dconstpi): Delete.
8390 (init_emit_once): Delete dconstpi and init dconstsqrt2.
8391 * real.h (dconstpi): Delete.
8393 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
8394 (fold_builtin_hypot): Likewise.
8396 2007-02-03 Tom Tromey <tromey@redhat.com>
8399 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
8400 -gcoff3, -gxcoff3, -gvms3 implies -dD.
8402 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
8404 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
8405 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
8406 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
8407 config/rs6000/cell.md, config/rs6000/darwin.h,
8408 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
8409 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
8410 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
8411 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
8412 typos. Follow spelling conventions.
8413 * doc/invoke.texi: Follow spelling conventions.
8415 2007-02-03 Roger Sayle <roger@eyesopen.com>
8417 * simplify-rtx.c (simplify_relational_operation_1): Implement some
8418 canonicalization transformations that attempt to simplify integer
8419 constant comparisons to become comparisons against zero.
8421 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8423 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
8425 * fold-const.c (fold_binary): Fix comment typos. Fold complex
8426 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
8428 2007-02-02 Mike Stump <mrs@apple.com>
8430 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
8431 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
8432 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
8433 generate a branch island.
8435 2007-02-02 Bob Wilson <bob.wilson@acm.org>
8437 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
8438 (xtensa_legitimate_address_p): New.
8439 (xtensa_legitimize_address): New.
8440 (xtensa_output_addr_const_extra): New.
8441 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
8443 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
8444 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
8445 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
8446 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
8447 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
8448 (xtensa_legitimize_address): New.
8449 (xtensa_output_addr_const_extra): New.
8451 2007-02-02 Steve Ellcey <sje@cup.hp.com>
8453 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
8455 2007-02-02 Ian Lance Taylor <iant@google.com>
8457 * expmed.c (expand_divmod): Add comment.
8459 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
8461 * emit-rtl.c (renumber_insns): Remove.
8462 * flags.h: Remove the extern for flag_renumber_insns.
8463 * rtl.h: Remove the prototype for renumber_insns.
8464 * toplev.c (flag_renumber_insns): Remove.
8466 2007-02-02 Hui-May Chang <hm.chang@apple.com>
8468 Revert for x86 darwin:
8469 2005-06-19 Uros Bizjak <uros@kss-loka.si>
8471 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
8472 code before the following patch under TARGET_MACHO.
8473 (ix86_function_value_regno_p): Likewise.
8475 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8477 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
8480 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8483 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
8484 general or fp registers. Add comments.
8485 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
8487 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
8489 * pointer-set.c (insert_aux): Only return insertion slot.
8490 (pointer_set_insert): Adjust.
8491 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
8492 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
8493 pointer_map_traverse): New.
8494 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
8495 pointer_map_create, pointer_map_destroy, pointer_map_insert,
8496 pointer_map_contains, pointer_map_traverse): Declare.
8498 2007-02-02 Jakub Jelinek <jakub@redhat.com>
8501 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
8502 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
8504 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8506 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
8508 (struct _dep): New type.
8509 (dep_t): New typedef.
8510 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
8511 (DEP_STATUS): New access macro. The macro with the same name was
8512 renamed to DEP_LINK_STATUS.
8513 (dep_init): Declare function
8515 (struct _dep_link): New type.
8516 (dep_link_t): New typedef.
8517 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
8518 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
8519 (DEP_LINK_STATUS): New macro.
8520 (debug_dep_links): New debug function.
8522 (struct _deps_list): New type.
8523 (deps_list_t): New typedef.
8524 (DEPS_LIST_FIRST): New access macro.
8525 (FOR_EACH_DEP_LINK): New cycle macro.
8526 (create_deps_list, free_deps_list, delete_deps_list): Declare
8528 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
8529 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8530 (copy_deps_list_change_con): Ditto.
8532 (move_dep_link): Declare function.
8534 (struct _dep_node): New type.
8535 (dep_node_t): New typedef.
8536 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
8538 (struct haifa_insn_data.back_deps): New field to hold backward
8539 dependencies of the insn.
8540 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
8542 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
8543 Change its type to deps_list_t.
8544 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
8545 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
8546 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
8548 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
8550 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
8552 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
8554 (dep_cost): Declare.
8556 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
8557 (ds_to_dk, dk_to_ds): New functions.
8559 (init_dep_1): New static function.
8560 (init_dep): New function.
8561 (copy_dep): New static function.
8563 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
8565 (detach_dep_link): New static function.
8566 (move_dep_link): New function.
8568 (dep_links_consistent_p, dump_dep_links): New static functions.
8569 (debug_dep_links): New debugging function.
8571 (deps_obstack, dl_obstack, dn_obstack): New static variables.
8573 (alloc_deps_list, init_deps_list): New static functions.
8574 (create_deps_list): New function.
8575 (clear_deps_list): New static function.
8576 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
8577 (deps_list_consistent_p, dump_deps_list): New static functions.
8578 (debug_deps_list): New function.
8579 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
8581 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
8583 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
8584 use new scheduler dependencies lists.
8585 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
8586 (sched_analyze): Ditto. Initialize dependencies lists.
8587 (add_forw_dep, compute_forward_dependences): Update to use new
8588 scheduler dependencies lists.
8590 (init_dependency_caches): Init deps_obstack.
8591 (free_dependency_caches): Free deps_obstack.
8593 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
8594 new scheduler dependencies lists.
8595 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
8596 (add_back_forw_dep, delete_back_forw_dep): Ditto.
8598 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
8599 Update to use new scheduler dependencies lists.
8600 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
8601 (debug_dependencies): Ditto.
8602 (schedule_region): Update comments.
8604 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
8605 scheduler dependencies lists.
8606 (schedule_ebb): Update comments.
8608 * rtl.def (DEPS_LIST): Remove.
8610 * lists.c (unused_deps_list): Remove.
8611 (free_list): Update assertions.
8613 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
8614 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
8616 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
8617 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
8619 * haifa-sched.c (comments): Update.
8620 (insn_cost1): Remove. Inline the code into insn_cost ().
8621 (insn_cost): Update to use new scheduler dependencies lists. Move
8622 processing of the dependency cost to dep_cost ().
8623 (dep_cost): New function. Use it instead of insn_cost () when
8624 evaluating cost of the dependency. Use compatible interface to
8625 interact with the target.
8626 (priority): Update to use new scheduler dependencies lists.
8627 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
8628 with greater number of insns that depend on the insn.
8629 (schedule_insn): Update to use new scheduler dependencies lists. Add
8630 code to free backward dependencies lists. Inline and optimize code
8631 from resolve_dep () - see PR28071.
8632 (ok_for_early_queue_removal): Update to use new scheduler dependencies
8633 lists. Update call to targetm.sched.is_costly_dependence hook.
8635 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
8636 scheduler dependencies lists.
8638 (resolve_dep): Remove. Move the logic to schedule_insn ().
8639 (init_h_i_d): Initialize dependencies lists.
8641 (process_insn_depend_be_in_spec): Rename to
8642 process_insn_forw_deps_be_in_spec. Update to use new scheduler
8644 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
8645 Update to use new scheduler dependencies lists.
8646 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
8648 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
8649 new scheduler dependencies lists.
8650 (build_intra_loop_deps): Ditto.
8652 * target.h (struct _dep): Declare to use in
8653 gcc_target.sched.is_costly_dependence.
8654 (struct gcc_target.sched.adjust_cost): Fix typo.
8655 (struct gcc_target.sched.is_costly_dependence): Change signature to use
8656 single dep_t parameter instead of an equivalent triad.
8657 (struct gcc_target.sched.adjust_cost_2): Remove.
8659 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
8661 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
8663 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
8665 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
8667 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
8668 (REG_DEP_TRUE): Document.
8670 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
8671 Change signature to correspond to the targetm.sched.adjust_cost hook.
8672 Update use in TARGET_SCHED_ADJUST_COST_2.
8673 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
8674 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
8675 new scheduler dependencies lists.
8676 (ia64_gen_check): Ditto.
8678 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
8681 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
8682 signature to correspond to the targetm.sched.is_costly_dependence hook.
8683 (is_costly_group): Update to use new scheduler dependencies lists.
8685 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
8686 instead of INSN_COST () macro.
8688 2007-02-01 Ian Lance Taylor <iant@google.com>
8690 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
8692 2007-02-01 Guy Martin <gmsoft@gentoo.org>
8694 * pa.md (tp_load): Correct mfctl instruction syntax.
8696 2007-02-01 Geoffrey Keating <geoffk@apple.com>
8698 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
8699 altivec_padding_size calculation on AIX. Improve comment, add
8700 assert to verify that it's right.
8702 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
8705 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
8708 * global.c (global_alloc): Add mising initialization of
8711 2007-02-01 Roger Sayle <roger@eyesopen.com>
8713 * alias.c (init_alias_analysis): Correct whitespace.
8714 * bb-reorder.c (fix_edges_for_rarely_executed_code,
8715 partition_hot_cold_basic_blocks): Likewise.
8716 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
8717 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
8718 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
8719 fold_builtin_snprintf_chk, fold_builtin_printf,
8720 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
8721 do_mpfr_arg3, do_mpfr_sincos): Likewise.
8722 * cfgcleanup.c (cleanup_cfg): Likewise.
8723 * cfgexpand.c (tree_expand_cfg): Likewise.
8724 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
8725 * function.c (get_next_funcdef_no): Likewise.
8726 * gengtype.c (main): Likewise.
8727 * genmodes.c (main): Likewise.
8728 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
8729 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
8730 * ifcvt.c (noce_emit_move_insn): Likewise.
8731 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
8733 * stor-layout.c (get_best_mode): Likewise.
8734 * tree-ssa-loop-niter.c (get_val_for): Likewise.
8735 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
8736 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
8737 perform_var_substitution, solve_graph): Likewise.
8738 * tree-vrp.c (vrp_finalize): Likewise.
8740 2007-02-01 Ian Lance Taylor <iant@google.com>
8742 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
8743 high part of a paradoxical subreg, return a constant zero.
8745 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
8747 * toplev.c (lang_dependent_init): Call init_set_costs.
8748 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
8750 2007-02-01 Richard Guenther <rguenther@suse.de>
8753 * fold-const.c (fold_negate_expr): Allow negating a
8754 constant if overflow does not change.
8756 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8758 * doc/c-tree.texi (Expression trees): Improve markup.
8759 * doc/tm.texi (Register Classes, Addressing Modes)
8760 (Floating Point): Fix spacing after abbreviations. Fix some
8763 2007-02-01 Ben Elliston <bje@au.ibm.com>
8765 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
8766 * doc/contrib.texi: Likewise.
8767 * doc/install.texi: Likewise.
8769 2007-01-31 Richard Henderson <rth@redhat.com>
8770 Ian Lance Taylor <iant@google.com>
8772 * lower-subreg.c: New file.
8773 * rtl.def (CONCATN): Define.
8774 * passes.c (init_optimization_passes): Add pass_lower_subreg and
8776 * emit-rtl.c (update_reg_offset): New static function, broken out
8777 of gen_rtx_REG_offset.
8778 (gen_rtx_REG_offset): Call update_reg_offset.
8779 (gen_reg_rtx_offset): New function.
8780 * regclass.c: Revert patch of 2006-03-05, restoring
8782 (clear_reg_info_regno): New function.
8783 * dwarf2out.c (concatn_loc_descriptor): New static function.
8784 (loc_descriptor): Handle CONCATN.
8785 * common.opt (fsplit_wide_types): New option.
8786 * opts.c (decode_options): Set flag_split_wide_types when
8788 * timevar.def (TV_LOWER_SUBREG): Define.
8789 * rtl.h (gen_reg_rtx_offset): Declare.
8790 (reg_scan_update): Declare.
8791 * regs.h (clear_reg_info_regno): Declare.
8792 * tree-pass.h (pass_lower_subreg): Declare.
8793 (pass_lower_subreg2): Declare.
8794 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
8795 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
8797 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
8798 * Makefile.in (OBJS-common): Add lower-subreg.o.
8799 (lower-subreg.o): New target.
8801 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
8803 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
8805 2007-01-31 Anatoly Sokolov <aesok@post.ru>
8808 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
8810 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8813 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
8815 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
8817 * cfgloop.h: Include vec-prim.h.
8818 (enum li_flags): Remove LI_ONLY_OLD.
8819 (loop_iterator): Changed.
8820 (fel_next, fel_init): Iterate over loop tree.
8821 (FOR_EACH_LOOP_BREAK): New macro.
8822 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
8824 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
8825 * modulo-sched.c (sms_schedule): Ditto.
8826 * tree-vectorizer.c (vectorize_loops): Ditto.
8827 * doc/loop.texi: Update information on loop numbering and behavior of
8828 FOR_EACH_LOOP wrto new loops.
8829 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
8830 add_to_evolution_1): Test nestedness of loops instead of comparing
8832 * tree-chrec.c (chrec_fold_plus_poly_poly,
8833 chrec_fold_multiply_poly_poly, chrec_evaluate,
8834 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
8835 reset_evolution_in_loop): Ditto.
8836 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
8838 2007-01-31 Dirk Mueller <dmueller@suse.de>
8840 * c-common.c (warn_about_parentheses): Separate warning about
8841 un-parenthized sequence of comparison operators from the one
8842 which is supposed to warn about x <= y <= z.
8844 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
8846 * optabs.h (enum optab_index): Add new OTI_isinf.
8847 (isinf_optab): Define corresponding macro.
8848 * optabs.c (init_optabs): Initialize isinf_optab.
8849 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
8851 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
8852 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
8854 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
8855 expand_builtin_interclass_mathfn.
8856 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
8857 * config/i386/i386.md (UNSPEC_FXAM): New constant.
8858 (fxam<mode>2_i387): New insn pattern.
8859 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
8860 built-in functions as x87 inline asm.
8862 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
8864 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
8866 2007-01-30 Eric Christopher <echristo@apple.com>
8868 * config.gcc: Add geode.
8870 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
8872 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
8873 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
8874 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
8875 value-prof.c: Fix comment typos.
8877 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8880 * doc/invoke.texi (Wpointer-arith): Document warning.
8882 2007-01-30 Janis Johnson <janis187@us.ibm.com>
8884 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
8885 the list of discrepancies from the draft TR.
8887 2007-01-30 Dirk Mueller <dmueller@suse.de>
8890 * doc/invoke.texi (-Wreturn-type): Update description to
8893 2007-01-30 Richard Sandiford <richard@codesourcery.com>
8895 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
8897 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
8899 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
8900 to handle optabs that operate on floating point input argument and
8901 output to integer output.
8902 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
8903 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
8904 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
8905 expand_builtin_interclass_mathfn ().
8906 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
8908 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
8909 ilogbl built-in functions as x87 intrinsics.
8911 2007-01-30 Richard Guenther <rguenther@suse.de>
8914 * dwarf2out.c (reference_to_unused): Query varpool if the
8915 variable was output.
8917 2007-01-30 Richard Guenther <rguenther@suse.de>
8920 * passes.c (execute_one_pass): Reset in_gimple_form to not
8921 confuse non-unit-at-a-time mode.
8923 2007-01-29 Roger Sayle <roger@eyesopen.com>
8924 Richard Guenther <rguenther@suse.de>
8926 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
8927 avoid undefined behaviour on overflow. Use force_fit_type_double
8928 to construct the constant with the specified TREE_OVERFLOW.
8930 2007-01-29 Janis Johnson <janis187@us.ibm.com>
8932 * config/dfp-bit.c: Add parameterized support for fp exceptions.
8933 * config/dfp-bit.h: Ditto.
8935 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8937 * c-decl.c (pop_scope): Replace warnings with call to
8938 warn_for_unused_label.
8939 * c-common.h (warn_for_unused_label): Declare.
8940 * c-common.c (warn_for_unused_label): Define.
8942 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8944 * tree-optimize.c (update_inlined_to_pointers): Delete unused
8947 2007-01-29 Janis Johnson <janis187@us.ibm.com>
8949 * Makefile.in (USER_H): Remove decfloat.h.
8950 * ginclude/decfloat.h: Delete, moving contents to ...
8951 * ginclude/float.h: Add support for decimal floating point,
8952 guarded by __STDC_WANT_DEC_FP__.
8954 2007-01-29 Mike Stump <mrs@apple.com>
8956 * doc/gccint.texi (Top): Rename Loop Representation to Loop
8957 Analysis and Representation to resolve case insensitive conflict.
8958 * doc/loop.texi (Loop Analysis and Representation): Likewise.
8960 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
8962 * tree.h (struct tree_memory_tag): Add aliases member.
8963 (MTAG_ALIASES): New macro.
8964 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
8965 (add_may_alias): Remove pointer-set. Update for may_aliases being
8967 (mark_aliases_call_clobbered): Update for may_aliases being a
8969 (compute_tag_properties): Ditto.
8970 (create_partition_for): Ditto.
8971 (compute_memory_partitions): Ditto.
8972 (dump_may_aliases_for): Ditto.
8973 (is_aliased_with): Ditto.
8974 (add_may_alias_for_new_tag): Ditto.
8975 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
8976 (compute_is_aliased): New function.
8977 (compute_may_aliases): Call compute_is_aliased).
8978 (init_alias_info): Initialize alias_bitmap_obstack.
8979 (union_alias_set_into): New function.
8980 (compute_flow_sensitive_aliasing): Use union_aliases_into.
8981 (have_common_aliases_p): Rewrite to take two bitmaps and use
8983 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
8985 (finalize_ref_all_pointers): Update for add_may_alias changes.
8986 (new_type_alias): Ditto.
8987 * tree-flow-inline.h (may_aliases): Return a bitmap.
8988 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
8989 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
8990 may_aliases being a bitmap.
8991 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
8992 may_aliases now returns a bitmap.
8993 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
8995 * tree-ssa-operands.c (add_virtual_operand): Update for
8996 may_aliases being a bitmap.
8998 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
9000 PR tree-optimization/30630
9001 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
9002 variable as changed.
9004 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
9007 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
9008 expanded only once even if an error occurs.
9010 2007-01-29 Ben Elliston <bje@au.ibm.com>
9012 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
9013 (__gcov_average_profiler): Likewise.
9014 (__gcov_ior_profiler): Likewise.
9015 (__gcov_merge_ior): Likewise.
9017 2007-01-28 Jan Hubicka <jh@suse.cz>
9019 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
9020 * value-prof.c (stringop_block_profile): Likewise.
9022 2007-01-28 Jan Hubicka <jh@suse.cz>
9024 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
9025 variant handling histograms; add wrapper.
9026 (clear_storage_via_libcall): Export.
9027 (emit_block_move_hints): Break out from ...; add histograms.
9028 (emit_block_move): ... this one.
9029 (clear_storage_hints): Break out from ...; add histograms.
9030 (clear_storage): ... this one.
9031 (set_storage_via_memset): Handle histogram.
9032 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
9033 (clear_storage_hints, clear_storage_via_libcall): Declare.
9034 (set_storage_via_setmem): Update prototype.
9035 * doc/md.texi (movmem, setmem): Document new arguments.
9037 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
9039 (stringop_block_profile): New global function.
9040 (tree_stringops_values_to_profile): Profile block size and alignment.
9041 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
9043 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
9044 (stringop_block_profile): Declare.
9045 * builtins.c: Include value-prof.h.
9046 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
9047 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
9048 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
9049 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
9050 * profile.c (instrument_values): Add new counters.
9051 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
9053 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
9054 (tree_init_edge_profiler): Build new profilers.
9055 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
9056 (pass_tree_profile): Add dump.
9057 (tree_profile_hooks): Update.
9058 * Makefile.in (LIBGCOV): Add new constants.
9059 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
9060 __gcov_ior_profiler): New.
9061 * i386.md (movmem/setmem expanders): Add new optional arguments.
9063 2007-01-28 David Edelsohn <edelsohn@gnu.org>
9065 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
9067 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
9069 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
9070 (tree_unswitch_single_loop): Pass eni_size_weights to
9071 tree_num_loop_insns.
9072 * tree-ssa-loop-manip.c: Include tree-inline.h.
9073 (can_unroll_loop_p): Pass eni_size_weights to
9074 tree_num_loop_insns.
9075 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
9076 Pass eni_size_weights to estimate_num_insns.
9077 * tree.h (init_inline_once): Export.
9078 * toplev.c (backend_init): Call init_inline_once.
9079 * cgraphunit.c (cgraph_process_new_functions,
9080 cgraph_analyze_function): Pass eni_inlining_weights to
9082 * ipa-inline.c (compute_inline_parameters): Ditto.
9083 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
9084 to estimate_num_insns.
9085 (try_unroll_loop_completely): Pass eni_size_weights to
9086 tree_num_loop_insns.
9087 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
9088 ot estimate_num_insns.
9089 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
9090 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
9091 * tree-inline.c (eni_inlining_weights, eni_size_weights,
9092 eni_time_weights): New variables.
9093 (init_inline_once): Initialize them.
9094 (struct eni_data): Mew.
9095 (estimate_num_insns_1, estimate_num_insns): Use weights.
9096 * tree-inline.h (struct eni_weights_d): New.
9097 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
9098 (estimate_num_insns): Declaration changed.
9099 * cfgloop.h (tree_num_loop_insns): Declaration changed.
9100 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
9101 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
9103 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
9105 * tree-data-ref.c (conflict_fn): Assert that the number of affine
9106 relations in the conflict function is valid.
9108 2007-01-27 Ian Lance Taylor <iant@google.com>
9110 * common.opt: Add fstrict-overflow.
9111 * opts.c (decode_options): Set flag_strict_overflow if -O2.
9112 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
9113 (TYPE_OVERFLOW_UNDEFINED): Define.
9114 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
9116 * tree.h (TYPE_TRAP_SIGNED): Don't define.
9117 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
9118 (fold_negate_expr): Likewise.
9119 (make_range): Likewise.
9120 (extract_muldiv_1): Likewise.
9121 (maybe_canonicalize_comparison): Likewise.
9122 (fold_comparison): Likewise.
9123 (fold_binary): Likewise.
9124 (tree_expr_nonnegative_p): Likewise.
9125 (tree_expr_nonzero_p): Likewise.
9126 * tree-vrp.c (compare_values): Likewise.
9127 (extract_range_from_binary_expr): Likewise.
9128 (extract_range_from_unary_expr): Likewise.
9129 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
9131 (nowrap_type_p): Likewise.
9132 * tree-scalar-evolution.c (simple_iv): Likewise.
9133 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
9134 (build_range_check): Likewise.
9135 (extract_muldiv_1): Likewise.
9136 (fold_comparison): Likewise.
9137 * tree-vrp.c (vrp_int_const_binop): Likewise.
9138 (extract_range_from_unary_expr): Likewise.
9139 * convert.c (convert_to_integer): Likewise.
9140 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
9141 (fold_comparison): Likewise.
9142 (fold_binary): Likewise.
9143 * optabs.c (optab_for_tree_code): Likewise.
9144 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
9145 * simplify-rtx.c (simplify_const_relational_operation): Check
9146 flag_strict_overflow and flag_trapv.
9147 (simplify_const_relational_operation): Likewise.
9148 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
9149 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
9152 2007-01-27 Roger Sayle <roger@eyesopen.com>
9154 * tree.c (tree_fold_gcd): Delete.
9155 * tree.h (tree_fold_gcd): Remove prototype.
9156 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
9157 test whether one constant integer is a multiple of another. Instead
9158 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
9159 * fold-const.c (multiple_of_p): We've determined both TOP and
9160 BOTTOM are integer constants so we can call int_const_binop directly
9161 instead of the more generic const_binop.
9163 2007-01-27 Roger Sayle <roger@eyesopen.com>
9165 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
9166 1*X check that the constant hasn't overflowed, to preserve the
9168 (round_up): Provide an efficient implementation when rouding-up an
9169 INTEGER_CST to a power-of-two.
9171 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9173 * doc/sourcebuild.texi: Add comma for clarity.
9174 * doc/extend.texi: Fix some typos.
9175 * doc/passes.texi: Likewise.
9176 * doc/cppinternals.texi: Likewise.
9177 * doc/c-tree.texi: Likewise.
9178 * doc/tree-ssa.texi: Likewise.
9179 * doc/install.texi: Likewise.
9181 2007-01-27 Jan Hubicka <jh@suse.cz>
9183 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
9184 (pass_sra): Do not require alias information.
9185 * passes.c (init_optimization_passes): Add SRA
9187 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
9189 * tracer.c (rest_of_handle_tracer): We already cleaned
9190 up the CFG in tracer() so don't do it here again.
9191 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
9192 cleanup_cfg here, either. And don't call renumber_insns.
9194 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
9195 and BB_HEAD are in the insn stream here. Instead make sure
9196 that BB_INSN is valid on all insns. Also, do check here that
9197 there are no pending branch predictions...
9198 (rtl_verify_flow_info): ...instead of doing it here. Checks
9199 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
9202 2007-01-26 Roger Sayle <roger@eyesopen.com>
9204 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
9205 function to simplify/factorize operand order canonicalization.
9206 (ix86_fixup_binary_operands): Reorganize using the above function.
9207 (ix86_binary_operator_ok): Likewise.
9209 2007-01-27 Jakub Jelinek <jakub@redhat.com>
9211 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
9212 file scope from optimize_attrs.
9213 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
9215 (optimize_attrs): Clear insn_code_values after freeing it.
9217 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
9219 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
9220 a parts.base assignment.
9222 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
9224 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
9225 (compute_subscript_distance, initialize_data_dependence_relation,
9226 finalize_ddr_dependent, analyze_ziv_subscript,
9227 analyze_siv_subscript_cst_affine,
9228 compute_overlap_steps_for_affine_univar,
9229 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
9230 analyze_siv_subscript, analyze_miv_subscript,
9231 analyze_overlapping_iterations, subscript_dependence_tester_1,
9232 compute_self_dependence, free_dependence_relation): Work
9233 with affine_fn instead of chrecs.
9234 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
9235 common_affine_function, affine_function_base,
9236 affine_function_constant_p, affine_fn_op, affine_fn_plus,
9237 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
9238 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
9239 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
9240 (all_chrecs_equal_p): Removed.
9241 * tree-data-ref.h (affine_fn, conflict_function): New types.
9242 (struct subscript): Change type of conflicting_iterations_in_a
9243 and conflicting_iterations_in_b.
9245 2007-01-26 Steve Ellcey <sje@cup.hp.com>
9248 * config/pa/pa.h (TARGET_HPUX_11): New.
9249 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
9250 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
9252 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
9253 Richard Guenther <rguenther@suse.de>
9255 * tree-ssa-structalias.c (solve_graph): Handle case
9256 we merged the variable to another.
9258 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9260 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
9263 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
9264 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
9266 2007-01-25 DJ Delorie <dj@redhat.com>
9268 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
9269 allow changes to modes which don't fit in those registers.
9271 * reload1.c (choose_reload_regs): Check for invalid subregs before
9272 computing their locations, not after.
9274 2007-01-25 Geoffrey Keating <geoffk@apple.com>
9277 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
9278 save Altivec registers in an eh_return function.
9279 (compute_vrsave_mask): Likewise.
9280 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
9281 for saving Altivec registers.
9282 (rs6000_emit_prologue): Don't allocate stack twice in
9283 eh_return function. Correct expected value of altivec_save_offset
9284 when using save_world. Describe save of R0 to stack when using
9285 save_world. Describe stack pointer adjustment when using
9286 save_world. Remove duplicated eh_return parameter register saving.
9287 Update sp_offset variable after save_world.
9288 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
9290 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
9291 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
9294 2007-01-25 Steve Ellcey <sje@cup.hp.com>
9296 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
9298 2007-01-25 Steve Ellcey <sje@cup.hp.com>
9301 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
9302 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
9304 2007-01-25 Richard Guenther <rguenther@suse.de>
9306 * doc/invoke.texi (-Wcoverage-mismatch): Document.
9307 * common.opt (-Wcoverage-mismatch): New warning option.
9308 * coverage.c (get_coverage_counts): Ignore coverage mismatch
9309 if -Wcoverage-mismatch is given.
9311 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
9313 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
9314 (ipcp_driver): Change to static definition.
9315 Add dumping of the ifunctions.
9316 (constant_val_insert): Remove unused parameter. Support for SSA.
9317 (ipcp_propagate_const): Support for SSA.
9318 (ipcp_profile_bb_print): Print only analyzed nodes.
9319 (ipcp_replace_map_create): Remove support for Fortran constant
9321 * ipa-prop.c (ipa_method_modify_stmt,
9322 ipa_callsite_compute_param): Support for SSA.
9323 * ipa-prop.h (ipcp_driver): Remove declaration.
9324 (IS_VALID_TREE_MAP_INDEX): Add define.
9326 2007-01-24 Geoffrey Keating <geoffk@apple.com>
9328 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
9330 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9333 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
9334 constant argument to cabs and do it without checking for
9335 -funsafe-math-optimizations.
9337 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
9339 * c-common.h (RID_FIRST_CXX0X): New.
9340 (RID_LAST_CXX0X): New.
9341 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
9343 * c.opt (Wc++0x-compat): New.
9344 * doc/invoke.texi (-Wc++0x-compat): Document.
9346 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9348 * builtins.c (fold_builtin_carg): New.
9349 (fold_builtin_1): Use it.
9351 2007-01-24 Jan Hubicka <jh@suse.cz>
9353 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
9355 * ipa-inline.c (initial_insns, max_insns): Delete.
9356 (compute_max_insns): New function.
9357 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
9358 of insns as base for code growth.
9359 (cgraph_decide_inlining): Make initial_insns local; do not compute
9361 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
9362 * doc/invoke.texi (inline-unit-growth): Update docs.
9364 2007-01-24 Jakub Jelinek <jakub@redhat.com>
9366 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
9367 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
9368 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
9369 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
9370 for CPUs that have PTA_CX16 set.
9373 * gimplify.c (omp_check_private): New function.
9374 (gimplify_scan_omp_clauses): Use it for
9375 firstprivate/lastprivate/reduction.
9378 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
9379 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
9382 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
9383 If lower_lastprivate_clauses emits some statements, append them
9384 to dlist rather than body_p and to body_p append an initializer.
9385 (lower_omp_for): Adjust caller.
9387 2007-01-24 Steve Ellcey <sje@cup.hp.com>
9389 * target.h (globalize_decl_name): New.
9390 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
9391 * output.h (default_globalize_decl_name): New.
9392 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
9394 (globalize_decl): Ditto.
9395 (default_globalize_decl_name): New.
9396 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
9397 (ia64_handle_version_id_attribute): New.
9398 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
9399 (ia64_asm_output_external): Use globalize_decl_name instead
9401 * doc/extend.texi (version_id): New pragma.
9402 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
9404 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9406 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
9407 _uleb128_t and _Unwind_SWord with _sleb128_t.
9408 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
9409 uw_frame_state_for, uw_update_context_1): Likewise.
9410 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
9411 * unwind-pe.h (read_uleb128, read_sleb128,
9412 read_encoded_value_with_base): Likewise.
9413 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
9415 2007-01-24 Richard Guenther <rguenther@suse.de>
9417 * builtins.c (expand_builtin_cexpi): Get the fndecl
9418 for cexp in the correct way.
9420 2007-01-24 Jan Hubicka <jh@suse.cz>
9422 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
9424 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9426 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
9427 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
9428 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
9429 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
9430 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
9431 __SIZEOF_PTRDIFF_T__.
9432 * doc/cpp.texi: Documentation for the new builtin macros added.
9434 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
9436 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
9437 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
9438 instead of operands[2] to avoid access past the end of array.
9440 2007-01-24 Richard Sandiford <richard@codesourcery.com>
9442 * reload1.c (emit_reload_insns): Pass the reload register
9443 for a non-spill output reload through forget_old_reloads_1.
9445 2007-01-23 Joseph Myers <joseph@codesourcery.com>
9447 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
9448 _SOFT_DOUBLE if doubles use software floating-point.
9449 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
9450 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
9451 * config/rs6000/darwin-ldouble.c: Also compile functions for
9452 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
9453 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
9454 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
9455 commented-out long double override.
9456 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
9457 * config/rs6000/eabispe.h: Likewise.
9458 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
9459 long double for non-SPE.
9460 (rs6000_handle_option): Likewise.
9461 (invalid_e500_subreg): Disallow more subregs involding DImode,
9462 DFmode, TImode or TFmode.
9463 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
9465 (legitimate_lo_sum_address_p): Also check for TFmode for E500
9467 (rs6000_legitimize_address): Also handle TFmode for E500 double.
9468 (rs6000_legitimize_reload_address): Also handle TFmode for E500
9470 (rs6000_legitimate_address): Also check for TFmode for E500
9472 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
9473 (spe_build_register_parallel): Handle TFmode and TCmode.
9474 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
9476 (function_arg): Handle TFmode and TCmode for E500 double.
9477 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
9479 (print_operand): Handle TFmode and TImode for %y.
9480 (rs6000_generate_compare): Handle TFmode comparisons for E500
9482 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
9483 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
9484 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
9485 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
9486 TFmode for E500 double.
9487 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
9488 (floatsidf2): Enable for E500 double.
9489 (movtf_softfloat): Use rs6000_nonimmediate_operand.
9490 (extenddftf2): Change to extenddftf2_fprs.
9491 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
9492 depending on TARGET_E500_DOUBLE.
9493 (extendsftf2): Enable for E500 double.
9494 (trunctfdf2): Enable for E500 double.
9495 (trunctfsf2): Change to trunctfsf2_fprs.
9496 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
9497 depending on TARGET_E500_DOUBLE.
9498 (floatsitf2): Enable for E500 double.
9499 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
9500 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
9501 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
9502 (negtf2): Change to negtf2_internal.
9503 (negtf2): New expander.
9504 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
9505 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
9506 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
9507 (movdi_internal32): Use rs6000_nonimmediate_operand.
9508 (unnamed splitter): Likewise.
9509 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
9510 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
9511 (SPE64TF, DITI): New mode macros.
9512 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
9515 (frob_<mode>_di_2): New.
9516 (frob_tf_di_8_2): New.
9517 (frob_di_df): Change to frob_di_<mode>; allow more modes.
9519 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
9521 (frob_ti_<mode>_8_2): New.
9522 (frob_ti_tf_2): New.
9523 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
9524 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
9526 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
9527 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
9528 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
9529 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
9530 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
9531 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
9534 2007-01-23 Ian Lance Taylor <iant@google.com>
9536 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
9538 (OBJS-archive): Reformat, alphabetize.
9539 (OBJS): Change out_object_file to OBJS-md.
9541 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
9543 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
9544 JUMP_P and CALL_P predicates where applicable.
9545 * config/i386/i386.c: Ditto.
9546 * config/i386/i386.md: Ditto.
9547 * config/i386/mmx.md: Ditto.
9548 * config/i386/predicates.md: Ditto.
9550 2007-01-22 Andreas Schwab <schwab@suse.de>
9552 * config/m68k/m68k.h: Fix comment.
9554 2007-01-22 Jan Hubicka <jh@suse.cz>
9556 * passes.c (init_optimization_passes): Do not rerun
9557 pass_early_warn_uninitialized.
9559 2007-01-22 Richard Guenther <rguenther@suse.de>
9561 PR tree-optimization/30038
9562 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
9564 (execute_cse_sincos_1): Likewise.
9565 (execute_cse_sincos): Likewise.
9566 (gate_cse_sincos): Likewise.
9567 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
9568 the cexpi() canonicalization of sincos().
9569 * tree-pass.h (pass_cse_sincos): Declare.
9570 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
9572 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
9574 PR rtl-optimization/29329
9575 * combine.c (replaced_rhs_insn): Rename to i2mod.
9576 (replaced_rhs_value): Rename to i2mod_new_rhs.
9577 (i2mod_old_rhs): New global variable.
9578 (combine_instructions): Adjust for above change. Save a copy of
9579 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
9580 note are substituted in the second instruction.
9581 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
9582 ditch the note if it pertains to the second eliminated register
9583 and this register is mentioned in i2mod_old_rhs.
9586 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
9588 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
9589 the insn to which the note was originally attached.
9591 2007-01-21 Jan Hubicka <jh@suse.cz>
9593 * ipa-inline.c (inlining_mode): Comment, move up.
9594 (cgraph_decide_inlining_incrementally): Do not perform inlining
9595 itself; fix handling of flattening of self recursive functions.
9596 (cgraph_find_cycles): Remove.
9597 (cgraph_flatten_node): Remove.
9598 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
9599 (try_inline): New function.
9600 (cgraph_early_inlining): Update call of
9601 cgraph_decide_inlining_incrementally. Apply inlining here.
9602 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
9604 2007-01-21 Dirk Mueller <dmueller@suse.de>
9607 * tree-vrp.c (check_array_bounds): do not warn
9608 about ADDR_EXPR's of ARRAY_REF's which are immediately
9609 used in binary expressions.
9611 2007-01-21 Ira Rosen <irar@il.ibm.com>
9613 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
9614 read_write_dep and macros for its access.
9615 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
9616 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
9617 argument, call vect_check_interleaving for every independent pair of
9618 data-refs. Mark loads that access the same memory location as a store
9620 (vect_check_dependences): Remove.
9621 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
9622 call, fix the call to vect_analyze_data_ref_dependence.
9623 (vect_analyze_data_ref_access): For statements that access the same
9624 data-ref, check that they are not stores; for loads, check that there
9625 is no store that access the same location.
9627 2007-01-20 Roger Sayle <roger@eyesopen.com>
9628 Joseph Myers <joseph@codesourcery.com>
9630 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
9631 (-fdump-rtl-stack): Likewise.
9632 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
9633 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
9634 (-mpt-fixed): Use @minus{} for minus sign.
9635 (Using Precompiled Headers): Fix under/overfull hbox.
9637 2007-01-20 Jan Hubicka <jh@suse.cz>
9639 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
9640 place within annotation.
9642 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9644 * pa.c (output_move_double): Change array size of xoperands to 4.
9646 2007-01-20 Jan Hubicka <jh@suse.cz>
9648 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
9651 2007-01-19 Ian Lance Taylor <iant@google.com>
9653 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
9654 constant to unsigned HOST_WIDE_INT before negating.
9656 2007-01-19 Ian Lance Taylor <iant@google.com>
9658 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
9660 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
9661 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
9662 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
9663 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
9664 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
9665 (realloc_vdef, realloc_vuse): Change second parameter to
9667 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
9669 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
9670 unsigned. Change x and lim locals to unsigned.
9671 (realloc_vdef, realloc_vuse): Change num_elem parameter to
9673 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
9674 (copy_virtual_operands): Change i and n locals to unsigned.
9676 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9679 * builtins.c (fold_builtin_1): Handle builtin fdim.
9681 2007-01-20 Jan Hubicka <jh@suse.cz>
9683 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
9684 * tree-ssa-structalias.c (compute_points_to_sets): Do call
9685 init_alias_heapvars.
9686 (init_alias_heapvars): Initialize only when not already initialized.
9687 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
9689 2007-01-19 Roger Sayle <roger@eyesopen.com>
9691 * common.opt (fsigned-zeros): New command line option.
9692 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
9693 of flag_unsafe_math_optimizations.
9694 * opts.c (set_fast_math_flags): The -ffast-math command line option
9695 implies -fno-signed-zeros.
9696 (fast_math_flags_set_p): Likewise.
9698 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
9699 the documentation of -ffast-math appropriately. Wrap long lines.
9701 2007-01-19 Steve Ellcey <sje@cup.hp.com>
9703 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
9704 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
9706 2007-01-19 Tomas Bily <tbily@suse.cz>
9708 * cgraphunit.c (cgraph_finalize_function): Updating of pid
9710 (tree_init_ic_make_global_vars): New function
9711 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
9712 (tree_gen_ic_profiler): New function
9713 (tree_gen_ic_func_profiler): New function
9714 (tree_profiling): Added calling of tree_gen_ic_func_profiler
9715 (tree_profile_hooks): Added hook for indirec/virtual calls
9716 * value-prof.c (tree_find_values_to_profile): New case for
9718 (tree_values_to_profile): Call for determining indirect/virtual
9720 (tree_indirect_call_to_profile): New function
9721 (tree_ic_transform): New function
9722 (tree_ic): New function
9723 (find_func_by_pid): New function
9724 (init_pid_map): New function
9725 (tree_value_profile_transformations): Added check for
9726 indirect/virtual call transformation
9727 * value-prof.h (enum hist_type): New counter type for
9728 indirect/virtual calls
9729 (profile_hooks): Added new hook for profiling indirect/virtual
9731 * profile.c (instrument_values): New case for indirect/virtual
9733 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
9734 (GCOV_COUNTER_V_INDIR): New counter type
9735 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
9736 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
9738 * cgraph.c: Definition of cgraph_max_pid
9739 (cgraph_create_node): Default init of pid attribute
9740 * cgraph.h: Declaration of cgraph_max_pid
9741 (struct cgraph_node): Added pid attribute
9742 * libgcov.c (__gcov_indirect_call_profiler): New function
9743 (__gcov_one_value_profiler_body): New function
9744 (__gcov_one_value_profiler): Body was moved to
9745 __gcov_one_value_profiler_body and calls it
9747 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
9749 * doc/gty.texi (Options): Document the mark_hook option to GTY.
9750 * gengtype.c (write_types_data, write_func_for_structure,
9751 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
9752 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
9753 (walk_type, write_func_for_structure): Generate the mark_hook if
9756 2007-01-19 Jan Hubicka <jh@suse.cz>
9758 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
9759 'early' argument take inlining mode argument specifying whether to
9760 inline for size/speeed or all functions; add support for flattening;
9762 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
9764 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9767 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
9768 the name of the declared identifier.
9770 2007-01-19 Dirk Mueller <dmueller@suse.de>
9772 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
9773 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
9774 duplicate evaluation.
9776 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
9778 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
9779 Macroize expander using X87MODEF12 mode macro. Extend operand 1
9780 to XFMode, use acosxf2 and truncate result to requested mode.
9781 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
9782 (asin<mode>2): Similarly, with asin expanders.
9783 (*fscalexf4_i387): Rename from *fscalexf4.
9784 (expNcorexf3): New expander.
9785 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
9786 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
9787 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
9788 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
9789 patterns for SSE math.
9790 (exp10<mode>2): Similarly, with exp10 expanders.
9791 (exp2<mode>2): Similarly, with exp2 expanders.
9792 (expm1<mode>2): Similarly, with expm1 expanders.
9793 (ldexp<mode>3): Similarly, with ldexp expanders.
9794 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
9795 Use gen_truncxf<mode>2_i387_noop to truncate result.
9797 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9799 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
9800 for ColdFire targets.
9802 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
9803 Richard Sandiford <richard@codesourcery.com>
9805 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
9806 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
9807 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
9808 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
9809 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
9810 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
9812 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9814 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
9815 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
9816 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
9817 (*adddi_dilshr32_cf): New pattern.
9818 (adddi3, subdi3): Remove first alternatives.
9820 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9822 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
9823 implemented using move.l, do not use its cc result for floating-point
9826 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9828 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
9829 from accepting 's' constraints if flag_pic.
9831 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9833 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
9834 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
9835 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
9836 condition from TARGET_68881 to TARGET_HARD_FLOAT.
9838 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
9840 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
9841 ColdFire alternatives.
9842 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
9843 * config/m68k/m68k.md (clzsi2): Define for ColdFire
9844 architectures that support ff1 instruction.
9846 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9847 Julian Brown <julian@codesourcery.com>
9849 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
9850 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
9851 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
9854 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9856 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
9858 (output_move_const_into_data_reg, output_move_simode_const): Delete.
9859 * config/m68k/m68k.c (const_method, const_int_cost): Take a
9860 HOST_WIDE_INT instead of an rtx.
9861 (m68k_rtx_costs): Update call accordingly.
9862 (output_move_const_into_data_reg): Likewise. Fix formatting.
9863 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
9865 (output_move_simode_const): Update calls after above changes.
9866 Rework to use automatic variables and predicates like MEM_P.
9867 * config/m68k/m68k.md (pushexthisi_const): Update call to
9870 2007-01-19 Dirk Mueller <dmueller@suse.de>
9872 * tree-ssa-alias.c (perform_var_substitution): Fix typo
9875 2007-01-19 Richard Guenther <rguenther@suse.de>
9877 * builtins.c (expand_builtin_cexpi): Fall back to expanding
9878 via cexp in case sincos is not available.
9880 2007-01-19 Richard Guenther <rguenther@suse.de>
9882 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
9883 * defaults.h (TARGET_HAS_SINCOS): Default to off.
9884 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
9885 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
9886 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
9887 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
9888 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
9889 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
9891 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
9893 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
9895 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
9896 (atan2xf3): Directly generate RTL pattern.
9897 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
9898 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
9899 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
9900 disable patterns for SSE math.
9901 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
9902 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
9903 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
9904 disable patterns for SSE math.
9906 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
9908 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
9910 2007-01-18 Roger Sayle <roger@eyesopen.com>
9912 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
9913 VIEW_CONVERT_EXPR to the same type as it's operand.
9915 2007-01-18 David Edelsohn <edelsohn@gnu.org>
9917 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
9918 configured for long double 128.
9920 2007-01-18 Mike Stump <mrs@apple.com>
9922 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
9925 2007-01-18 Michael Meissner <michael.meissner@amd.com>
9927 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
9930 2007-01-18 Jan Hubicka <jh@suse.cz>
9932 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
9933 greater than NUM_VOP_FREE_BUCKETS.
9935 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
9937 * tree-ssa-structalias.c: Update comments.
9938 (ptabitmap_obstack): Removed.
9940 (oldpta_obstack): Ditto.
9941 (stats): Add a few members.
9942 (struct variable_info): Remove node, complex, address_taken, and
9943 indirect_target members. Add oldsolution member.
9944 (new_var_info): Do not initialize removed members.
9945 (constraint_expr_type): Remove INCLUDES.
9946 (constraint_graph): Add size, implicit_preds, rep,
9947 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
9948 (FIRST_REF_NODE): New macro.
9949 (LAST_REF_NODE): Ditto.
9950 (FIRST_ADDR_NODE): Ditto.
9951 (find): New function.
9953 (dump_constraint): Do not handle INCLUDES.
9954 (insert_into_complex): Do not insert duplicate constraints.
9955 (condense_varmap_nodes): Renamed and rewritten into ...
9956 (merge_node_constraints): This. Also fix bug in handling of
9957 offseted copy constraints.
9958 (clear_edges_for_node): No longer need to deal with preds at all,
9959 or removing associated preds/succs.
9960 (merge_graph_nodes): Deal with indirect_cycles.
9961 Don't deal with predecessors.
9962 (add_implicit_graph_edge): New function.
9963 (add_pred_graph_edge): Ditto.
9964 (add_graph_edge): Don't deal with predecessors.
9965 (build_constraint_graph): Removed.
9966 (build_pred_graph): New function.
9967 (build_succ_graph): Ditto.
9968 (struct scc_info): Removed in_component. Added roots, dfs, and
9969 node_mapping. Remove visited_index, unification_queue.
9970 (scc_visit): Deal with union-find we do now.
9971 Deal with cycles with REF nodes.
9972 (collapse_nodes): Renamed and rewritten to ...
9973 (unify_nodes): This.
9974 (process_unification_queue): Removed.
9975 (topo_visit): Cleanup
9976 (do_da_constraint): Use find.
9977 (do_sd_constraint): Ditto.
9978 (do_ds_constraint): Ditto.
9979 (do_complex_constraint): Ditto.
9980 (init_scc_info): Update for removed and added members.
9981 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
9982 (find_indirect_cycles): This.
9983 (equivalence_class): New variable.
9984 (label_visit): New function.
9985 (perform_variable_substitution): Rewritten.
9986 (free_var_substitution_info): New function.
9987 (find_equivalent_node): Ditto.
9988 (move_complex_constraints): Ditto.
9989 (eliminate_indirect_cycles): Ditto.
9990 (solve_graph): Only propagate changed bits.
9991 Use indirect cycle elimination.
9993 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
9994 (tree_id_eq): Renamed to ...
9995 (tree_vi_eq): This. Update for member change
9996 (insert_id_for_tree): Renamed and rewritten to ...
9997 (insert_vi_for_tree): This.
9998 (lookup_id_for_tree): Renamed and rewritten to ...
9999 (lookup_vi_for_tree): This.
10000 (get_id_for_tree): Renamed and rewritten to ...
10001 (get_vi_for_tree): Ditto.
10002 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
10003 (process_constraint): Don't handle INCLUDES.
10004 Remove special ADDRESSOF case.
10005 (find_func_aliases): Rewrite to use vi functions instead of id
10007 (create_function_info_for): Ditto.
10008 (create_variable_info_for): Ditto.
10009 (intra_create_variable_infos): Ditto.
10010 (merge_smts_into): Ditto.
10011 (find_what_p_points_to): Ditto.
10012 (init_base_vars): Ditto.
10013 (init_alias_vars): Ditto.
10014 (remove_preds_and_fake_succs): New function.
10015 (dump_sa_points_to_info): Dump new stats.
10016 (dump_solution_for_var): Use find.
10017 (set_used_smts): Fix formatting.
10018 (compute_points_to_sets): Updated for new functions.
10019 (ipa_pta_execute): Ditto.
10021 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10022 Richard Sandiford <richard@codesourcery.com>
10024 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
10026 * calls.c (expand_call): If the return value is a PARALLEL,
10027 extract its first member.
10028 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
10029 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
10030 use FUNCTION_EXTRA_EPILOGUE.
10031 (m68k_function_value): Return a PARALLEL if the return value
10032 is of a pointer type.
10033 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
10034 (FUNCTION_EXTRA_EPILOGUE): Remove.
10035 * config/m68k/m68k.md (D0_REG): New constant.
10037 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10039 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
10040 output a NOP for empty epilogues.
10042 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10044 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
10045 before function. Extend register save check to include all
10046 registers, not just integer ones.
10048 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10050 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
10051 (m68k_use_return_insn): ...this.
10052 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
10053 * config/m68k/m68k.c (use_return_insn): Rename to...
10054 (m68k_use_return_insn): ...this.
10055 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
10056 of USE_RETURN_INSN.
10058 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10060 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
10061 nearest even, fix denormal rounding overflow.
10063 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10065 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
10066 f%$smove and f%$move.
10067 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
10068 (extendsfdf2_cf): Use fdmove instead of f%&move.
10069 (truncdfsf2_cf): Use fsmove instead of f%$smove.
10070 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
10072 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10074 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
10077 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10079 * real.h (real_format): Add a canonical_nan_lsbs_set field.
10080 (coldfire_single_format): Declare.
10081 (coldfire_double_format): Likewise.
10082 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
10083 of qnan_msb_set to determine the lower bits of a canonical
10085 (encode_ieee_double): Likewise.
10086 (encode_ieee_quad): Likewise.
10087 (ieee_single_format): Initialize canonical_nan_lsbs_set.
10088 (mips_single_format): Likewise.
10089 (ieee_double_format): Likewise.
10090 (mips_double_format): Likewise.
10091 (ieee_extended_motorola_format): Likewise.
10092 (ieee_extended_intel_96_format): Likewise.
10093 (ieee_extended_intel_128_format): Likewise.
10094 (ieee_extended_intel_96_round_53_format): Likewise.
10095 (ibm_extended_format): Likewise.
10096 (mips_extended_format): Likewise.
10097 (ieee_quad_format): Likewise.
10098 (mips_quad_format): Likewise.
10099 (vax_f_format): Likewise.
10100 (vax_d_format): Likewise.
10101 (vax_g_format): Likewise.
10102 (i370_single_format): Likewise.
10103 (i370_double_format): Likewise.
10104 (decimal_single_format): Likewise.
10105 (decimal_double_format): Likewise.
10106 (decimal_quad_format): Likewise.
10107 (c4x_single_format): Likewise.
10108 (c4x_extended_format): Likewise.
10109 (real_internal_format): Likewise.
10110 (coldfire_single_format): New real_format.
10111 (coldfire_double_format): Likewise.
10112 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
10113 canonical_nan_lsbs_set.
10114 (pdp11_d_format): Likewise.
10115 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
10116 if TARGET_COLDFIRE_CPU.
10118 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10120 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
10121 (output_call, m68k_legitimize_call_address): Declare.
10122 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
10123 parenthesees. Add support for a 'W' constraint.
10124 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
10125 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
10126 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
10127 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
10129 (override_options): Initialize them. Do not set flag_no_function_cse
10130 for TARGET_ID_SHARED_LIBRARY.
10131 (m68k_output_pic_call): Delete.
10132 (m68k_legitimize_call_address): New function.
10133 (print_operand): Remove the %o prefix. Handle the %p prefix.
10134 (output_call): New function.
10135 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
10136 target address from the GOT if symbolic jumps are not allowed.
10137 * config/m68k/m68k.md (call, general_operand): Do not set
10138 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
10139 Merge separate flag_pic and !flag_pic define_insns into...
10140 (*call, *call_value): ...these new patterns. Match the address
10141 rather than the containing MEM and require it to be a call_operand.
10142 Use output_call to generate the asm template.
10143 * config/m68k/predicates.md (const_call_operand): New predicate.
10144 (call_operand): Likewise.
10146 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10148 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
10149 (STACK_GROWS_DOWNWARD): Define to 1.
10150 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
10151 comments, emphasizing that these values are only defaults.
10152 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
10153 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
10155 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10157 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
10159 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10160 Richard Sandiford <richard@codesourcery.com>
10162 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
10163 (FP_REGNO_P): New macros.
10164 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
10165 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
10166 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
10167 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
10169 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10171 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10172 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
10174 * config/m68k/t-floatlib: New file, extracting common code from...
10175 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
10176 * config/m68k/t-uclinux: Here.
10177 * config/m68k/fpgnulib.c: Do not compile extendeed precision
10178 routines on ColdFire targets.
10180 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10182 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10183 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
10184 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
10185 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
10186 explicitly set MOTOROLA to 1.
10187 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
10189 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10190 Nathan Sidwell <nathan@codesourcery.com>
10192 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
10193 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
10194 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
10195 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
10196 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
10197 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
10198 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
10199 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
10200 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
10201 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
10202 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
10203 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
10204 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
10205 (DBX_REGISTER_NUMBER): Delete.
10206 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
10207 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
10208 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
10210 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10212 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
10213 * config/flat.h: New file.
10214 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
10215 OBJECT_FORMAT_FLAT.
10216 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
10217 indirect references for -msep-data or -mid-shared-library.
10218 Do not use PC-relative code addresses either.
10219 * config/m68k/m68k.c (override_options): Restrict -fPIC error
10221 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
10222 for shared libraries and crt1.o for executables. Use crti.o and
10224 (ENDFILE_SPEC): Use crtend.o and crtn.o.
10225 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
10226 Do not add -elf2flt or -shared-lib-id options here.
10227 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
10228 Pass -shared-lib-id if -mid-shared-library, taking the library
10229 identifier from -mshared-library-id if given, otherwise
10231 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
10232 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
10233 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
10234 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
10235 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
10236 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
10238 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
10239 jump sequence for ISA A and ISA A+.
10240 (PICJUMP): Likewise.
10242 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10244 * config.gcc (m68k-*-uclinux*): Base the port on the common
10245 and m68k GNU/Linux files rather than on the generic ELF ones.
10246 * config/m68k/uclinux.h (TARGET_VERSION): Override.
10247 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
10249 2007-01-18 Julian Brown <julian@codesourcery.com>
10250 Richard Sandiford <richard@codesourcery.com>
10252 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
10253 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10254 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
10256 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
10257 80 unconditionally.
10258 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10260 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10262 * doc/install.texi: Document m68k-uclinuxoldabi.
10263 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
10264 * config/m68k/uclinux-oldabi.h: New file, copied from
10265 config/m68k/uclinux.h.
10267 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
10269 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
10270 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
10271 (m32r_compute_frame_size): Use unsigned for regno.
10272 (m32r_reload_lr): Use gen_frame_mem.
10274 (m32r_output_function_epilogue): Don't output the function epilogue
10276 (m32r_expand_epilogue): New.
10277 (direct_return): Return false if the function has the interrupt
10279 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
10280 * config/m32r/m32r.md (epilogue): New expander.
10281 (return_lr, return_rte): New insns.
10282 (return): Make it expander.
10283 (return_normal): New expander.
10285 2007-01-18 Josh Conner <jconner@apple.com>
10288 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
10289 support for UNLE, UNLT, UNGE, and UNGT.
10291 2007-01-18 Jan Hubicka <jh@suse.cz>
10293 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
10294 * tree-tailcall (add_virtual_phis): Likewise.
10295 (optimize_tail_call): Return TODOs.
10296 (execute_tail_calls): Return TODOs.
10297 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
10298 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
10300 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
10301 Cleanup cfg using TODO.
10302 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
10303 * passes.c (execute_function_todo): When cleanup did something, remove
10305 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
10306 (make_edges): Don't cleanup_cfg.
10308 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
10310 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
10311 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
10312 operate on the top of stack.
10313 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
10314 register handling of instructions that output to the second
10316 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
10317 (move_for_stack_reg): Special-case check for dead destination
10318 stack slot for constant load of 1.0 inside UNSPEC_TAN.
10320 * config/i386/i386.md (UNSPEC_TAN): New constant.
10321 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
10322 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
10323 to correctly model move of constant 1.0 to top stack slot.
10324 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
10325 (unnamed peephole2 pattern): Remove corresponding peephole2
10326 pattern that optimizes tan insn and loading of constant 1.0.
10327 (tanxf2): Use fptanxf4_i387.
10328 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
10329 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
10330 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10331 disable patterns for SSE math.
10332 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
10333 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
10335 2007-01-18 Dirk Mueller <dmueller@suse.de>
10336 Richard Guenther <rguenther@suse.de>
10339 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
10340 * common.opt (Warray-bounds): Add new warning option.
10341 * c-opts.c (c_common_handle_option): Define -Warray-bounds
10343 * Makefile.in: make tree-vrp.o depend on toplev.h
10344 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
10346 (check_array_refs, check_array_bounds, check_array_ref): New.
10348 2007-01-18 Jan Hubicka <jh@suse.cz>
10350 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
10351 (execute_ssa_ccp): Return flags conditionally.
10352 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
10354 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
10356 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
10358 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
10359 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
10361 * Makefile.c (GTFILES): Add cfglayout.h.
10362 * gengtype.c (open_base_files): Likewise.
10363 * cfglayout.c (cfg_layout_function_footer,
10364 cfg_layout_function_header) Reindent to make gengtype happy.
10365 * cfglayout.h (cfg_layout_function_footer,
10366 cfg_layout_function_header): Add GTY(()) marker.
10368 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
10370 2007-01-18 Ben Elliston <bje@au.ibm.com>
10372 * genautomata.c (write_automata): Include xstrerror output in the
10373 error message if writing the DFA description file fails.
10375 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
10377 * config/mips/mips-protos.h (mips_output_external): Make it
10379 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
10380 * config/mips/mips.c (irix_output_external_libcall): Likewise.
10381 (extern_list): Likewise.
10382 (extern_head): Likewise.
10383 (TARGET_ASM_FILE_END): Likewise.
10384 (mips_file_end): Likewise.
10385 (mips_output_external): Rewritten.
10387 2007-01-18 Ben Elliston <bje@au.ibm.com>
10389 * genpreds.c (write_insn_preds_c): Only write out the function
10390 body for regclass_for_constraint if we have register constraints.
10392 2007-01-17 Tom Tromey <tromey@redhat.com>
10394 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
10395 * doc/install.texi (Testing): Use sourceware.org.
10396 (Binaries): Likewise.
10397 (Specific): Likewise.
10398 * doc/contrib.texi (Contributors): Use sourceware.org.
10400 2007-01-17 Anatoly Sokolov <aesok@post.ru>
10402 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
10403 (AVR_ENHANCED): Rename to ...
10404 (AVR_HAVE_MUL): ... new.
10405 (avr_enhanced_p): Rename to ...
10406 (avr_have_mul_p): ... new.
10407 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
10408 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
10409 * config/avr/avr.c (avr_enhanced_p): Rename to ...
10410 (avr_have_mul_p): ... new.
10411 (base_arch_s): Rename 'enhanced' to 'have_mul'.
10412 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
10413 'avr_enhanced_p' and 'enhanced'.
10414 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
10415 AVR_HAVE_MUL instead of AVR_ENHANCED.
10416 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
10417 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
10418 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
10419 instead of AVR_ENHANCED.
10420 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
10421 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
10422 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
10424 2007-01-17 Ian Lance Taylor <iant@google.com>
10426 * vec.h (VEC_reserve_exact): Define.
10427 (vec_gc_p_reserve_exact): Declare.
10428 (vec_gc_o_reserve_exact): Declare.
10429 (vec_heap_p_reserve_exact): Declare.
10430 (vec_heap_o_reserve_exact): Declare.
10431 (VEC_OP (T,A,reserve_exact)): New static inline function, three
10433 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
10434 negative parameter.
10435 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
10436 (VEC_OP (T,A,copy)) [all versions]: Likewise.
10437 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
10438 * vec.c (calculate_allocation): Add exact parameter. Change all
10440 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
10441 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
10442 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
10443 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
10444 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
10445 (vec_heap_p_reserve_exact): New function.
10446 (vec_heap_o_reserve_exact): New function.
10448 2007-01-17 Jan Hubicka <jh@suse.cz>
10450 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
10452 2007-01-17 Eric Christopher <echristo@apple.com>
10454 * config.gcc: Support core2 processor.
10456 2007-01-16 Jan Hubicka <jh@suse.cz>
10458 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
10459 the names, just unlink the chain so we don't crash on dangling pointers
10462 2007-01-16 Jan Hubicka <jh@suse.cz>
10464 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
10465 * tree-pass.h: Reorder to make IPA passes appear toegher.
10466 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
10467 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
10468 parameters, do not call early inliner.
10469 * ipa-inline.c: Update comments. Include tree-flow.h
10470 (cgraph_decide_inlining): Do not compute inlining parameters.
10471 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
10472 be called with function context set up.
10473 (pass_ipa_inline): Remove unreachable functions before pass.
10474 (cgraph_early_inlining): Simplify assuming to be called from the
10476 (pass_early_inline): New pass.
10477 (cgraph_gate_ipa_early_inlining): New gate.
10478 (pass_ipa_early_inline): Turn into simple wrapper.
10479 (compute_inline_parameters): New function.
10480 (gate_inline_passes): New gate.
10481 (pass_inline_parameters): New pass.
10482 (apply_inline): Move here from tree-optimize.c
10483 (pass_apply_inline): New pass.
10484 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
10486 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
10487 doing them by hand.
10488 (tree_function_versioning): Do not allocate dummy struct function.
10489 * tree-inline.h (optimize_inline_calls): Update prototype.
10490 * tree-optimize.c (execute_fixup_cfg): Export.
10491 (pass_fixup_cfg): Remove
10492 (tree_rest_of_compilation): Do not apply inlines.
10493 * tree-flow.h (execute_fixup_cfg): Declare.
10494 * Makefile.in (gt-passes.c): New.
10495 * passes.c: Include gt-passes.h
10496 (init_optimization_passes): New passes.
10497 (nnodes, order): New static vars.
10498 (do_per_function_toporder): New function.
10499 (execute_one_pass): Dump current pass here.
10500 (execute_ipa_pass_list): Don't dump current pass here.
10502 2007-01-16 Janis Johnson <janis187@us.ibm.com>
10504 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
10505 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
10507 2007-01-16 David Edelsohn <edelsohn@gnu.org>
10509 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
10510 (strong_alias): Define.
10511 (__gcc_qmul): Provide non-FMA for soft-float.
10512 (__gcc_qdiv): Same.
10517 (__gcc_qunord): New.
10527 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
10528 soft-float functions.
10529 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
10530 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
10531 about long double soft float.
10533 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
10534 Tehila Meyzels <tehila@il.ibm.com>
10536 * tree-vectorizer.h (is_pattern_stmt_p): New.
10537 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
10538 formatting (tabs instead of spaces). Cleanup and clarify setting
10539 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
10540 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
10541 (vectorizable_type_demotion): Check that types are integral.
10542 (vectorizable_type_promotion): Likewise.
10543 (vectorizable_store): Fix typo. Eliminate new-line at end of
10546 2007-01-16 Jan Hubicka <jh@suse.cz>
10548 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
10551 2007-01-15 Eric Christopher <echristo@apple.com>
10553 * ifcvt.c: Include vec.h, vecprim.h.
10554 (check_cond_move_block): New argument regs.
10555 Reorganize. Add registers used to regs.
10556 (cond_move_process_if_block): Use regs set above as
10559 2007-01-15 Eric Christopher <echristo@apple.com>
10561 * config/darwin.h: Update copyright.
10562 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
10563 (LINK_COMMAND_SPEC): Add -u.
10564 (LINK_SPEC): Fix umbrella for above.
10566 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
10568 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
10571 2007-01-15 Tom Tromey <tromey@redhat.com>
10573 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
10574 * doc/install.texi (Testing): Don't mention jacks.
10575 (Configuration): Document --enable-java-maintainer-mode. Move
10576 --with-java-home to libgcj-specific section. Document
10578 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
10580 2007-01-15 Jan Hubicka <jh@suse.cz>
10582 * tree-ssa-dce.c (DCE_TODOs): New.
10583 (propagate_necessity): Return if something changed.
10584 (eliminate_unnecessary_stmts): Likewise.
10585 (perform_tree_ssa_dce): Return TODO flags when needed.
10586 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
10588 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
10590 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
10591 (fyl2x_extend<mode>xf3_i387): New insn pattern.
10592 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
10593 patterns using X87MODEF12 mode macro. Extend operand 1
10594 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
10595 (log10<mode>2): Ditto.
10596 (log2<mode>2): Ditto.
10597 (log1p<mode>2): Ditto.
10598 (logb<mode>2): Ditto.
10599 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
10600 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
10601 (*fxtractxf3_i387): Rename from *fxtractxf3.
10602 (fxtract_extend<mode>xf3_i387): New insn pattern.
10603 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
10604 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
10605 and gen_fyl2xxf3_i387().
10607 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
10609 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
10610 * cfgloopmanip.c (fix_loop_placement): Made static. Use
10611 get_loop_exit_edges. Changed return type to bool.
10612 * cfgloop.h (fix_loop_placement): Declaration removed.
10614 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
10616 * param.h (MIN_VECT_LOOP_BOUND): New.
10617 * params.def (MIN_VECT_LOOP_BOUND): New.
10618 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
10619 argument - minimum threshold for number of iterations.
10620 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
10621 argument to declaration.
10622 * tree-vect-analyze.c (vect_analyze_operations): Check value of
10623 MIN_VECT_LOOP_BOUND.
10624 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
10625 slpeel_tree_peel_loop_to_edge with additional argument.
10626 (vect_do_peeling_for_alignment): Likewise.
10627 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
10629 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
10632 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
10633 operands of size 1.
10635 2007-01-14 Jan Hubicka <jh@suse.cz>
10637 * tree-dfa.c (remove_referenced_var): New function.
10638 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
10639 prune referenced vars list too.
10640 * tree-flow.h (remove_referenced_var): Declare.
10642 2007-01-14 Jan Hubicka <jh@suse.cz>
10644 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
10646 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
10647 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
10648 * except.h (verify_eh_throw_table_statements): Kill prototype.
10649 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
10650 into call exrepssions.
10651 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
10653 * tree-cfg.c: Include pointer-set.h.
10654 (verify_node_sharing): Work on pointer set.
10655 (verify_eh_throw_stmt_node): New.
10656 (verify_stmts): Use pointers sets, verify throw_stmt.
10658 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
10660 * ipa-reference.c (analyze_function): Consider also addresses taken
10663 2007-01-12 Roger Sayle <roger@eyesopen.com>
10665 * c-typeck.c (null_pointer_constant_p): Replace use of
10666 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
10667 (build_c_cast): Likewise.
10669 2007-01-12 Roger Sayle <roger@eyesopen.com>
10671 * tree.h (force_fit_type_double): Remove unused final argument.
10672 * c-common.c (constant_expression_warning): Replace use of
10673 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
10674 (convert_and_check): Likewise.
10675 (shorten_compare): Update call to force_fit_type_double.
10676 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
10677 * convert.c (convert_to_pointer): Update call to
10678 force_fit_type_double.
10679 * fold-const.c (force_fit_type_double): Remove overflowed_const
10681 (int_const_binop, fold_convert_const_int_from_int,
10682 fold_convert_const_int_from_real, fold_div_compare,
10683 fold_sign_changed_comparison, fold_unary, fold_negate_const,
10684 fold_abs_const, fold_not_const): Remove the final argument from
10685 calls to force_fit_type_double.
10687 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
10689 * configure.ac: Set insn to "nop" for spu-*-* also.
10690 * configure: Regenerate.
10692 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
10694 * builtins.def : Add BUILT_IN_FREE.
10696 2007-01-12 Jan Hubicka <jh@suse.cz>
10698 PR tree-optimization/30443
10699 * tree-inline.c (tree_function_versioning): Do not optimize when
10700 cloning for inlining.
10702 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
10704 * doc/loop.texi: Document recording of loop exits.
10705 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
10706 (update_single_exits_after_duplication,
10707 update_single_exit_for_duplicated_loop,
10708 update_single_exit_for_duplicated_loops): Removed.
10709 (duplicate_loop_to_header_edge): Do not call
10710 update_single_exits_after_duplication and
10711 update_single_exit_for_duplicated_loops.
10712 (loop_version): Do not update single_exit information.
10713 (fix_loop_structure): Use record_loop_exits instead of
10714 mark_single_exit_loops.
10715 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
10716 the lists of loop exits.
10717 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
10718 split_edge, merge_blocks): Update the lists of loop exits.
10719 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
10720 loop_optimizer_init.
10721 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
10722 of mark_single_exit_loops.
10723 (loop_optimizer_finalize): Call release_recorded_exits.
10724 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
10725 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
10726 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
10727 update single exit information.
10728 * lambda-code.c (perfect_nestify): Ditto.
10729 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
10730 (mark_single_exit_loops): Removed.
10731 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
10732 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
10733 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
10735 (get_loop_exit_edges, single_exit): Use recorded exit lists.
10736 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
10737 (verify_loop_structure): Verify consistency of the exit lists.
10738 (flow_loops_find): Use alloc_loop. Initialize exits hash.
10739 (set_single_exit): Removed.
10740 * cfgloop.h (struct loop_exit): New function.
10741 (struct loop): single_exit_ field replaced by exits field.
10742 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
10743 (struct loops): Added exits hash.
10744 (mark_single_exit_loops, set_single_exit): Declaration removed.
10745 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
10747 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10749 * doc/invoke.texi: Avoid use of @headitem.
10751 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10753 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
10755 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10757 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
10760 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
10761 Richard Sandiford <richard@codesourcery.com>
10763 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
10764 * config/m68k/m68k.opt: Resort options.
10765 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
10767 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
10768 Richard Sandiford <richard@codesourcery.com>
10770 * doc/invoke.texi: Document the macros that are defined by
10771 m68k's -mtune and -mhard-float options.
10772 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
10773 (m68k_cpp_cpu_family): Likewise.
10774 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
10775 of __ucfv*__ macros. Define __mcffpu__ if generating code for
10776 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
10777 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
10778 (m68k_cpp_cpu_family): Likewise.
10780 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10782 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
10783 macros besides mc68000 as tuning macros. Use a switch statement
10784 to set them and mcpu32.
10786 2007-01-12 Julian Brown <julian@codesourcery.com>
10788 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
10789 (TARGET_68040_ONLY): Rename to...
10790 (TARGET_68040): ...this.
10791 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
10792 * config/m68k/m68k.md: Likewise.
10794 2007-01-12 Julian Brown <julian@codesourcery.com>
10795 Nathan Sidwell <nathan@codesourcery.com>
10796 Richard Sandiford <richard@codesourcery.com>
10798 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
10799 the -mcpu= argument associated with the --with-cpu setting.
10800 Define M68K_DEFAULT_TUNE to the default -mtune= option,
10801 if different from the one implied by the -mcpu setting.
10802 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
10803 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
10804 * doc/invoke.texi: Mention ColdFire in the introduction to the
10805 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
10806 -mno-div and -mhard-float options. Make -m68881 a synonym for
10807 -mhard-float. Document the previously-undocumented -m5206e,
10808 -m528x, -m5307 and -m5407 options. Tweak the existing option
10809 documentation for consistency.
10810 * doc/install.texi: Mention new --with-cpu arguments.
10811 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
10812 default CPU if neither -mcpu nor -march are specified.
10813 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
10814 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
10815 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
10816 using m68k_tune to decide between families that implement the
10817 same ISA. Use m68k_tune to set __mcfv4e__.
10818 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
10819 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
10820 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
10821 (FL_ISA_C, FL_ISA_MMU): New macros.
10822 (MASK_COLDFIRE): Delete.
10823 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
10824 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
10825 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
10826 (TARGET_HARD_FLOAT): Do not define here.
10827 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
10828 (TUNE_68000): New macro.
10829 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
10830 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
10831 (TUNE_CFV2): Redefine in terms of m68k_tune.
10832 (uarch_type, target_device, fpu_type): New enums.
10833 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
10834 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
10835 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
10836 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
10837 (FL_FOR_isa_c): New macros.
10838 (m68k_isa): New enum.
10839 (m68k_target_selection): New structure.
10840 (all_devices, all_isas, all_microarchs): New tables.
10841 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
10842 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
10843 (MASK_ALL_CPU_BITS): Delete.
10844 (m68k_find_selection): New function.
10845 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
10846 Map the legacy target options to a combination of the new ones.
10847 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
10848 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
10849 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
10851 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
10852 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
10854 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
10855 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
10856 * config/m68k/m68k-devices.def: New file.
10858 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10859 Nathan Sidwell <nathan@codesourcery.com>
10861 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
10862 (SUBTARGET_EXTRA_SPECS): New macros.
10863 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
10864 use %(asm_cpu_spec) instead.
10865 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
10866 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
10867 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
10868 (EXTRA_SPECS): Rename to...
10869 (SUBTARGET_EXTRA_SPECS): ...this.
10871 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
10872 Richard Sandiford <richard@codesourcery.com>
10873 Julian Brown <julian@codesourcery.com>
10875 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10876 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
10877 to the configuration's default CPU.
10878 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
10879 Remove default masks.
10880 (m680[012]0-*-*): Set the default with_cpu to the first part of
10882 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
10883 (m68k*-*-linux): Extend the --with-cpu handling to...
10884 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
10885 and m68010. Don't set target_cpu_default2.
10886 * doc/install.texi: Document --with-cpu for m68k.
10887 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
10888 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
10889 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
10890 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
10891 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
10892 (ASM_SPEC): Remove use of %(asm_cpu_default).
10893 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
10894 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
10895 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
10896 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
10897 __HAVE_FPU__ if TARGET_HARD_FLOAT.
10898 (TARGET_DEFAULT): Delete.
10899 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
10900 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
10901 (CPP_CPU_SPEC): Delete.
10902 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
10903 the appropriate string.
10904 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
10905 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
10906 (ASM_SPEC): Don't use %(asm_default_spec).
10907 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
10908 TARGET_DEFAULT and add MASK_68881.
10909 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
10911 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10913 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
10914 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
10915 MASK_68010 alongside MASK_68020.
10916 * doc/invoke.texi: Document -m68010.
10917 * config/m68k/m68k.opt (m68010): New.
10918 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
10920 (TUNE_68010): New macro.
10921 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
10922 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
10923 (M68K_CPU_m68332): Add MASK_68010.
10924 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
10925 fallback definition.
10926 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
10928 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
10929 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
10930 to all entries that use MASK_68020.
10931 (output_move_simode_const, output_move_himode, output_move_qimode)
10932 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
10933 instead of TARGET_68020 to select clr behavior. Remove comment
10934 about there being no TARGET_68010.
10935 * config/m68k/m68k.md: Likewise throughout.
10937 2007-01-12 Julian Brown <julian@codesourcery.com>
10939 * config/m68k/m68k.h (TARGET_ISAB): New macro.
10940 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
10941 * config/m68k/m68k.md: Likewise.
10943 2007-01-12 Julian Brown <julian@codesourcery.com>
10945 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
10946 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
10948 2007-01-12 Julian Brown <julian@codesourcery.com>
10950 * config/m68k/m68k.h (TUNE_68040_60): New macro.
10951 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
10952 * config/m68k/m68k.md: Likewise.
10954 2007-01-12 Julian Brown <julian@codesourcery.com>
10955 Richard Sandiford <richard@codesourcery.com>
10957 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
10958 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
10959 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
10961 (TARGET_CPU32): Rename to...
10962 (TUNE_CPU32): ...this.
10963 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
10964 (TUNE_CFV2): New macros.
10965 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
10966 remove conditions that are implied by TARGET_68020.
10967 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
10968 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
10969 (m68k_output_function_epilogue): Likewise.
10970 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
10971 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
10972 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
10973 non-68000 timings. Refactor multiplication and division costs.
10974 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
10975 TUNE_CPU32 instead of TARGET_CPU32.
10976 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
10977 and TUNE_68060 instead of TARGET_68060.
10978 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
10979 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
10981 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
10982 && !TARGET_COLDFIRE" to choose between moveq and clr.
10983 Likewise in the unnamed movsf pattern.
10984 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
10985 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
10988 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10990 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
10991 of tabbing before backslashes.
10993 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10995 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
10996 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
10997 (ASM_OUTPUT_INTERNAL_LABEL): Define.
10999 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11001 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
11002 find_interesting_uses_cond.
11003 (find_interesting_uses_cond): Use extract_cond_operands.
11004 (rewrite_use_compare): Use extract_cond_operands and
11005 force_gimple_operand_bsi. Do not call update_stmt.
11006 (determine_use_iv_cost_condition): Use extract_cond_operands.
11007 Return cheaper of using original bound and changing the exit bound.
11009 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11011 PR tree-optimization/29516
11012 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
11013 most_expensive_mult_to_index, addr_to_parts,
11014 create_mem_ref, maybe_fold_tmr): Make the type of
11015 fields of TARGET_MEM_REF sizetype.
11016 (move_fixed_address_to_symbol, move_pointer_to_base):
11018 * tree.def (TARGET_MEM_REF): Add comment on types of
11021 2007-01-11 Joseph Myers <joseph@codesourcery.com>
11023 * c-common.c (vector_types_convertible_p): Treat opaque types as
11024 always convertible if they have the same size, but not otherwise.
11026 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
11028 * ifcvt.c (struct noce_if_info): Add comments to the fields.
11029 Remove the b_unconditional field.
11030 (noce_try_sign_mask): Do not look at b_unconditional.
11031 (noce_process_if_block): Do not use merge_if_blocks. Update
11032 the CFG here. Do not set b_unconditional.
11033 (cond_move_process_if_block): Likewise.
11034 (find_cond_trap): Likewise.
11035 (check_cond_move_block): Require simple jump insns at the end
11036 of the basic block.
11038 2007-01-11 Jan Hubicka <jh@suse.cz>
11040 PR tree-optimization/1046
11041 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
11042 when alias info is not ready.
11043 (pass_tail_recursion): Do not require aliasing.
11044 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
11045 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
11046 * tree-ssa-copy.c (pass_copy_prop): Likewise.
11047 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
11048 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
11049 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
11050 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
11052 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
11053 When aliasing is not build, mark statement as volatile.
11055 2007-01-11 Tom Tromey <tromey@redhat.com>
11057 PR preprocessor/15185, PR preprocessor/20989:
11058 * doc/cppopts.texi <-MT>: Update description of algorithm for
11059 computing default target.
11060 <-M, -MD>: Reword "basename" text.
11062 2007-01-11 Roger Sayle <roger@eyesopen.com>
11064 * builtins.c (expand_builtin_pow, expand_builtin_powi,
11065 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
11066 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
11067 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
11068 fold_builtin_bswap, real_constp, fold_builtin_pow,
11069 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
11070 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
11071 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11072 * convert.c (convert_to_pointer): Likewise.
11073 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
11074 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
11075 const_binop, fold_convert_const_int_from_int,
11076 fold_convert_const_int_from_real,
11077 fold_convert_const_real_from_real, sign_bit_p,
11078 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
11079 fold_sign_changed_comparison, fold_unary, fold_comparison,
11080 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
11081 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
11082 * print-tree.c (print_node_brief, print_node): Likewise.
11083 * stor-layout.c (place_field, layout_type): Likewise.
11084 * tree-chrec.c (keep_cast): Likewise.
11085 * tree.c (build_vector, build_real, build_real_from_int_cst,
11086 build_complex): Likewise.
11088 2007-01-11 Roger Sayle <roger@eyesopen.com>
11090 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
11091 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
11093 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
11095 * configure.ac (strict1_warn): Rename to strict_warn.
11096 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
11097 cc_set_by_configure, quoted_cc_set_by_configure,
11098 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
11099 all_boot_languages, all_stagestuff): Remove.
11100 (target_list): Remove bootstrap targets.
11101 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
11102 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
11103 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
11104 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
11105 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
11106 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
11107 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
11108 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
11109 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
11110 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
11111 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
11112 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
11113 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
11114 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
11115 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
11116 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
11117 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
11118 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
11119 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
11120 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
11121 (mostlyclean): Adjust.
11122 (clean, distclean): Don't mention bootstrap stuff.
11123 * configure: Regenerate.
11124 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
11125 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
11126 treelang/config-lang.in (stagestuff): Remove.
11127 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
11128 stageprofile, stagefeedback, stagestuff): Remove mention.
11130 2007-01-11 Nick Clifton <nickc@redhat.com>
11132 * config/mcore/predicates.md (mcore_general_movesrc_operand):
11134 (mcore_general_movdst_operand): Do not accept CONST_INTs.
11135 (mcore_arith_K_S_operand): Run the test for the S constraint not
11136 the test for the M constraint.
11137 (mcore_addsub_operand): Do not accept integer values that are
11138 larger than 32 bits.
11139 * config/mcore/mcore.md: Remove unused constraints from split.
11140 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
11141 (addsi3): Likewise.
11142 (allocate_stack): Likewise.
11143 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
11144 operands to 32 bits.
11145 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
11147 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
11148 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
11149 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
11150 mcore_output_bclri, mcore_output_andn, output_inline_const,
11151 mcore_output_move, mcore_output_movedouble): Likewise.
11152 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
11153 (output_inline_const): Likewise.
11154 (output_inline_const): Fix format strings used in sprintf
11156 * config/mcore/mcore-protos.h: Update prototypes for changed
11157 functions in mcore.c.
11158 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
11159 HOST_WIDE_INT and not int.
11160 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
11161 CONST_OK_FOR_N): Likewise.
11162 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
11163 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
11166 2007-01-10 Jan Hubicka <jh@suse.cz>
11168 * tree-vrp.c (remove_range_assertions): Release defs.
11169 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
11170 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
11172 2007-01-10 Paul Brook <paul@codesourcery.com>
11174 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
11175 * config/arm/arm.md (mulsi3subsi): New insn.
11177 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
11179 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
11180 (tree_transform_and_unroll_loop): New.
11181 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
11184 2007-01-10 Robert Kennedy <jimbob@google.com>
11186 * fold-const.c (fold_comparison): Fold comparisons like (x *
11187 1000 < 0) to (x < 0).
11189 2007-01-10 Ian Lance Taylor <iant@google.com>
11191 * tree-pretty-print.c (dump_generic_node): Print parentheses when
11192 operands have the same priority.
11194 2007-01-10 Tom Tromey <tromey@redhat.com>
11196 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
11197 (fold_binary): Likewise.
11198 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
11199 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
11200 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
11201 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
11202 * langhooks.h (struct lang_hooks): Removed field
11203 'can_use_bit_fields_p'.
11205 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
11207 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
11209 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
11211 * function.c (get_last_funcdef_no): New function.
11212 * function.h (get_last_funcdef_no): Declare.
11213 * tree-inline.c (initialize_cfun): Add initialization.
11214 (tree_function_versioning): Cleanup.
11216 2007-01-10 Jan Hubicka <jh@suse.cz>
11218 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
11221 2007-01-10 Sa Liu <saliu@de.ibm.com>
11222 Ben Elliston <bje@au.ibm.com>
11224 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
11225 for SAVE_NONLOCAL and Pmode for any other save level.
11226 * spu-protos.h (spu_restore_stack_block): Declare.
11227 * spu.md (save_stack_block): Remove.
11228 (restore_stack_block): Call spu_restore_stack_block.
11229 * spu.c (spu_restore_stack_block): New function.
11230 (spu_expand_epilogue): Remove old comment.
11232 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
11234 PR tree-optimization/30322
11235 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
11236 (cand_value_at): Return the value as aff_tree.
11237 (may_eliminate_iv): Convert the bound from aff_tree to tree.
11238 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
11239 aff_combination_mult): New functions.
11240 (aff_combination_add): Use aff_combination_add_cst.
11241 (aff_combination_convert): Allow conversions to a wider type.
11242 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
11243 * tree-affine.h (aff_combination_mult): Declare.
11245 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
11247 * doc/tm.texi: Update documentation to reflect reality of exec
11248 and start file search behaviours. Update copyright year.
11249 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
11250 header file directories.
11252 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
11254 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
11255 (*cosxf2): Rename to cosxf2_i387.
11256 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
11257 using X87MODEF12 mode macro. Rename patterns to
11258 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
11260 (*cosdf2, *cossf2): Ditto.
11261 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
11262 to match extended input operands.
11263 (sincos<mode>3): New expander.
11264 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
11265 insn patterns and corresponding splitters.
11267 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
11269 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
11270 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
11272 2007-01-09 Nicolas Pitre <nico@cam.org>
11275 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
11277 2007-01-08 Geoffrey Keating <geoffk@apple.com>
11279 * target.h (struct gcc_target): New field library_rtti_comdat.
11280 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
11281 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
11282 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
11283 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
11285 2007-01-08 Geoffrey Keating <geoffk@apple.com>
11287 * doc/invoke.texi (Optimize Options): Correct description of -O0.
11289 2007-01-08 Richard Guenther <rguenther@suse.de>
11291 * tree.h (force_fit_type_double): Export.
11292 (force_fit_type): Remove.
11293 * fold-const.c (force_fit_type_double): New function.
11294 (force_fit_type): Remove.
11295 (int_const_binop): Use it.
11296 (fold_convert_const_int_from_int): Likewise.
11297 (fold_convert_const_int_from_real): Likewise.
11298 (fold_div_compare): Likewise.
11299 (fold_sign_changed_comparison): Likewise.
11300 (fold_unary): Likewise.
11301 (fold_negate_const): Likewise.
11302 (fold_abs_const): Likewise.
11303 (fold_not_const): Likewise.
11304 * c-common.c (shorten_compare): Use force_fit_type_double.
11305 * convert.c (convert_to_pointer): Likewise.
11307 2007-01-08 Richard Guenther <rguenther@suse.de>
11309 * tree.h (build_int_cst_wide_type): Export.
11310 * tree.c (build_int_cst_wide_type): New function.
11311 (build_int_cst_wide): Fix comment.
11312 * builtins.c (fold_builtin_object_size): Use build_int_cst
11313 to build -1 or 0 of the correct type. Use fit_double_type
11314 to check for overflow.
11315 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
11317 (decode_field_reference): Likewise.
11318 (all_ones_mask_p): Likewise.
11319 (native_interpret_int): Use build_int_cst_wide_type.
11320 (fold_binary): Use build_int_cst_type to build an all-ones
11322 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
11324 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
11326 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
11328 2007-01-09 Ben Elliston <bje@au.ibm.com>
11330 * genautomata.c (STATS_OPTION): New option.
11331 (stats_flag): New flag.
11332 (gen_automata_option): Handle it.
11333 (initiate_automaton_gen): Ditto.
11334 (write_automata): Output statistics only if stats_flag is
11335 set. Likewise, output time statistics only if time_flag is set.
11336 * doc/md.texi (Processor pipeline description): Document new flag.
11338 2007-01-08 Richard Guenther <rguenther@suse.de>
11340 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
11341 * tree.c (build_int_cst_type): Likewise.
11342 (size_in_bytes): Don't call force_fit_type on the result.
11343 (int_fits_type_p): Use fit_double_type.
11344 * fold-const.c (fit_double_type): New function.
11345 (force_fit_type): Use it.
11346 * tree.h (fit_double_type): Export.
11348 2007-01-08 Jan Hubicka <jh@suse.cz>
11350 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
11351 * ipa.c (function_and_variable_visibility): Fix return type.
11353 2007-01-08 Richard Guenther <rguenther@suse.de>
11355 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
11356 of offset to build the index.
11357 * tree-pretty-print.c (dump_generic_node): Don't build negated
11358 const just for printing.
11359 * c-pretty-print.c (pp_c_integer_constant): Likewise.
11360 * builtins.c (fold_builtin_int_roundingfn): Check if result
11361 fits the type by using force_fit_type and comparing the result.
11362 * predict.c (predict_loops): Use compare_tree_int for comparison.
11363 * tree.c (build_int_cst): Fall back to integer_type_node for
11365 (build_int_cst_wide): Assert type is non-null.
11367 2007-01-08 Roberto Costa <roberto.costa@st.com>
11369 * tree-vrp.c (extract_range_from_cond_expr): New.
11370 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
11371 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
11373 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
11374 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
11375 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
11376 used as expressions.
11377 * tree-object-size.c (cond_expr_object_size): New.
11378 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
11380 2007-01-08 Jan Hubicka <jh@suse.cz>
11382 * tree-ssa-forwprop.c (forward_propagate_into_cond,
11383 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
11386 2007-01-08 Richard Guenther <rguenther@suse.de>
11388 PR tree-optimization/23603
11389 * tree-vrp.c (set_value_range_to_truthvalue): New function.
11390 (extract_range_from_binary): Fall back to truthvalue instead of
11391 varying for TRUTH_*_EXPR.
11392 (extract_range_from_comparison): Fall back to truthvalue instead of
11394 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
11395 if all visited PHI values were constant.
11397 2007-01-08 Jan Hubicka <jh@suse.cz>
11399 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
11400 (cgraph_analyze_function): break out from ...
11401 (cgraph_finalize_compilation_unit): ... here.
11402 (cgraph_expand_function): Remove forgoten commented out line.
11403 (cgraph_optimize): Analyze functions.
11405 2007-01-08 Jan Hubicka <jh@suse.cz>
11407 * tree-pas.h (TODO_remove_function): New flag.
11408 (TODO_update*): Renumber.
11409 (pass_ipa_increase_alignment,
11410 pass_ipa_function_and_variable_visibility): New passes.
11411 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
11412 (cgraph_function_and_variable_visibility): Move to ipa.c
11413 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
11414 cgraph_increase_alignment.
11415 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
11416 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
11417 calling tree-inline.
11418 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
11419 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
11420 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
11421 (gate_increase_alignment): New function.
11422 (pass_ipa_increase_alignment): New pass.
11423 * ipa.c: Inline tree-pass.h and timevar.h
11424 (function_and_variable_visibility): Move here from cgraphunit.c
11425 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
11426 * passes.c (init_optimization_passes): Add the two new passes.
11427 (execute_todo): Handle cgraph_remove_functions.
11429 2007-01-08 Nick Clifton <nickc@redhat.com>
11431 * config/frv/predicates.md (reg_or_0_operand): Accept
11434 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
11436 * config/bfin/rtems.h, config/bfin/t-rtems: New.
11437 * config.gcc: Add bfin*-rtems*.
11439 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
11441 * c.opt: Add -flax-vector-conversions.
11442 * c-typeck.c (convert_for_assignment): Pass flag to
11443 vector_types_convertible_p to allow emission of note.
11444 (digest_init): Likewise.
11445 * c-opts.c: Handle -flax-vector-conversions.
11446 * c-common.c (flag_lax_vector_conversions): New.
11447 (vector_types_convertible_p): Unless -flax-vector conversions
11448 has been passed, disallow conversions between vectors with
11449 differing numbers of subparts and/or element types. If such
11450 a conversion is disallowed, possibly emit a note on the first
11451 occasion only to inform the user of -flax-vector-conversions.
11452 The new last argument specifies this.
11453 * c-common.h (flag_lax_vector_conversions): New.
11454 (vector_types_convertible_p): Add extra argument.
11455 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
11456 char_type_node for V*QI type vectors.
11457 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
11458 Update to satisfy new typechecking rules.
11459 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
11460 C and C++ variants.
11461 * doc/invoke.texi (C Dialect Options): Document
11462 -flax-vector-conversions.
11464 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
11466 PR tree-optimization/29877
11467 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
11468 a register variable on the RHS to not be replaceable.
11470 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
11471 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
11472 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
11473 const_simm15, const_pow2, const_npow2): Added.
11474 * config/score/misc.md (insv, extv, extzv, movmemsi,
11475 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
11476 * config/score/score.c (score_address_cost, score_select_cc_mode):
11478 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
11479 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
11480 Update score_print_operand.
11481 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
11482 Adjust register allocate order and update some macro define.
11483 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
11484 mdx_block_move_straight, mdx_block_move_loop_head,
11485 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
11486 mdx_block_move): Added.
11487 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
11488 mdp_limm): Updated and fix some bug and typo.
11489 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
11490 (movsf, movdf, doloop_end): Added.
11492 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
11494 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
11495 config/arm/thumb2.md: Fix comment typos.
11496 * doc/extend.texi: Fix a typo.
11498 2007-01-07 Eric Christopher <echristo@apple.com>
11500 * configure.ac: Check for __stack_chk_fail for darwin.
11501 * configure: Regenerate.
11503 2007-01-07 Richard Guenther <rguenther@suse.de>
11505 * tree-vrp.c (extract_range_from_assert): CSE calls to
11506 compare_values where possible.
11507 (extract_range_from_unary_expr): Likewise.
11509 2007-01-07 Anatoly Sokolov <aesok@post.ru>
11511 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
11512 * config/avr/avr.c (call_insn_operand): Delete function.
11513 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
11514 instead of register number. Use predicates.
11515 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
11516 call_insn_operand): Add.
11518 2007-01-06 Jan Hubicka <jh@suse.cz>
11520 * tree-pass.h (pass_build_cgraph_edges): Declare.
11521 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
11522 (visited_nodes): Remove.
11523 (cgraph_create_edges): Move to cgraphbuild.c; rename to
11524 build_cgrpah_edges; make visited_nodes local.
11525 (cgraph_process_new_functions): DO not call initialize_inline_failed.
11526 (record_references_in_initializer): Move to cgraphbuild.c
11527 (initialize_inline_failed, rebuild_cgraph_edges,
11528 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
11529 (verify_cgraph_node): Make visited_nodes local.
11530 (cgraph_analyze_function): Do not call cgraph_create_edges and
11531 initialize_inline_failed.
11532 (cgraph_expand_function): Do not call cgraph_lower_function;
11533 assert that function is already lowered.
11534 * Makefile.in (cgraphbuild.o): New.
11535 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
11536 at the end of lowering passes.
11538 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
11540 * ifcvt.c (cond_move_convert_if_block): New function, code
11541 factored out from...
11542 (cond_move_process_if_block): ...here. Call the new function
11543 on the THEN and ELSE blocks.
11544 (merge_if_block): Do not copy global_live_at_end, merge_blocks
11545 already takes care of this.
11547 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11550 * tree.h (TREE_OVERFLOW_P): New.
11551 * c-typeck.c (parser_build_unary_op): Warn only if result
11552 overflowed and operands did not.
11553 (parser_build_binary_op): Likewise.
11554 (convert_for_assignment): Remove redundant overflow_warning.
11555 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
11557 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11559 * c-typeck.c (store_init_value): Split over two lines to follow
11560 the GNU coding style.
11562 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
11564 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
11565 __GXX_EXPERIMENTAL_CXX0X__.
11566 * doc/cpp.texi: Same.
11568 2007-01-05 Richard Guenther <rguenther@suse.de>
11570 PR middle-end/27826
11571 * tree.c (get_narrower): Do not construct COMPONENT_REFs
11572 with mismatched types. Instead explicitly build a
11573 conversion NOP_EXPR.
11575 2007-01-05 Ian Lance Taylor <iant@google.com>
11577 * c-common.c (decl_with_nonnull_addr_p): New function.
11578 (c_common_truthvalue_conversion): Call it.
11579 * c-typeck.c (build_binary_op): Likewise.
11580 * c-common.h (decl_with_nonnull_addr_p): Declare.
11582 2007-01-05 Jakub Jelinek <jakub@redhat.com>
11585 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
11588 2007-01-05 Joel Brobecker <brobecker@adacore.com>
11590 * doc/install.texi (Final install): Document the fact that
11591 the GNAT runtime should not be stripped.
11593 2007-01-04 Jan Hubicka <jh@suse.cz>
11595 * tree-inline.c (fold_marked_statements): Update operand caches
11596 and EH after folding
11598 2007-01-04 Ian Lance Taylor <iant@google.com>
11600 * c-common.c (check_function_nonnull): Whitespace fix.
11602 2007-01-04 Jan Hubicka <jh@suse.cz>
11604 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
11605 comitted older version of patch.
11606 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
11607 function, celanup cfg and collect garbage.
11609 2007-01-04 Mike Stump <mrs@apple.com>
11611 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
11614 2007-01-04 Eric Christopher <echristo@apple.com>
11616 * libgcc2.c (__bswapsi2): Use SItype.
11617 (__bswapdi2): Use DItype.
11618 * libgcc2.h: Update for above.
11620 2007-01-04 Paul Brook <paul@codesourcery.com>
11622 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
11623 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
11624 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
11625 umulsidi3, umulsidi3adddi, smulsi3_highpart,
11626 umulsi3_highpart): Make conditional on !arm_arch6.
11627 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
11628 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
11629 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
11630 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
11631 umulsi3_highpart_v6): New insns.
11633 2007-01-04 Roger Sayle <roger@eyesopen.com>
11635 * fold-const.c (fold_convert): When casting an expression to void,
11636 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
11637 have a type. Instead of attempting to build a NOP_EXPR, return
11638 these "special" trees directly.
11640 2007-01-04 Joseph Myers <joseph@codesourcery.com>
11642 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
11643 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
11644 rs6000_cost->fp not 0 as adjustment for outer NEG.
11646 2007-01-04 Jan Hubicka <jh@suse.cz>
11648 * cgraph.c (cgraph_release_function_body): New function.
11649 (cgraph_remove_node): Use it.
11650 * cgraph.h (cgraph_release_function_body): Declare.
11651 * cgraphunit.c (cgraph_expand_function): Use it.
11652 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
11653 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
11654 is initialized and while compilation of other function is running.
11655 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
11656 statement CFG annotations from here to ...
11657 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
11659 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
11661 * cfgloop.h (enum li_flags): Make the constants powers of two.
11663 2007-01-04 Jan Hubicka <jh@suse.cz>
11665 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
11667 (fold_marked_statements): New function.
11668 (optimize_inline_calls, tree_function_versioning): Fold new statements.
11669 * tree-inline.h (copy_body_data): Add statements_to_fold.
11671 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
11673 * config.gcc: Mention libgcc/config.host.
11674 * Makefile.in: Update comments mentioning libgcc.
11675 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
11676 (all.cross, start.encap, rest.encap, rest.cross): Update
11677 dependencies for libgcc move.
11678 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
11679 (clean-target, clean-target-libgcc): Delete.
11680 (srcdirify, GCC_EXTRA_PARTS): New macros.
11681 (libgcc-support, libgcc.mvars): New rules.
11682 (distclean): Remove mention of mklibgcc.
11683 (install): Don't reference INSTALL_LIBGCC.
11684 (install-common): Don't reference EXTRA_PARTS.
11685 (install-libgcc, install-multilib): Delete rules.
11686 * mklibgcc.in: Delete file.
11687 * doc/configfiles.texi: Don't mention mklibgcc.
11689 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
11690 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
11691 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
11692 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
11693 (mklibgcc, ldblspecs): Likewise.
11695 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
11696 (posixpre.def): Use $(T).
11697 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
11698 (SHLIB_SRC, SHLIB_INSTALL): Delete.
11699 (SHLIB_LINK): Make dummy.
11700 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
11702 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
11704 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
11705 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
11706 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
11707 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
11709 * configure.ac (all_outputs): Remove mklibgcc.
11710 * configure: Regenerated.
11712 2007-01-03 Josh Conner <jconner@apple.com>
11714 PR middle-end/29683
11715 * calls.c (compute_argument_addresses): Set stack and stack_slot
11716 for partial args, too.
11717 (store_one_arg): Use locate.size.constant for the size when
11718 generating a save_area.
11720 2007-01-03 Robert Kennedy <jimbob@google.com>
11722 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
11723 whose definitions are deleted due to basic block merging.
11725 2007-01-03 Paul Brook <paul@codesourcery.com>
11728 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
11730 (use_return_insn): Return 0 for Thumb interrupt functions.
11731 (print_multi_reg): Add rfe argument for IRQ returns.
11732 (arm_output_epilogue): Pop interrupt return address directly into PC.
11733 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
11735 2007-01-03 Paul Brook <paul@codesourcery.com>
11737 Merge from sourcerygxx-4_1.
11738 * config/arm/thumb2.md: New file.
11739 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
11741 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
11742 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
11743 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
11744 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
11746 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
11747 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
11749 * config/arm/ieee754-sf.S: Ditto.
11750 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
11751 (thumb1_base_register_rtx_p): ... to this.
11752 (thumb_index_register_rtx_p): Rename...
11753 (thumb1_index_register_rtx_p): ... to this.
11754 (thumb_output_function_prologue): Rename...
11755 (thumb1_output_function_prologue): ... to this.
11756 (thumb_legitimate_address_p): Rename...
11757 (thumb1_legitimate_address_p): ... to this.
11758 (thumb_rtx_costs): Rename...
11759 (thumb1_rtx_costs): ... to this.
11760 (thumb_compute_save_reg_mask): Rename...
11761 (thumb1_compute_save_reg_mask): ... to this.
11762 (thumb_final_prescan_insn): Rename...
11763 (thumb1_final_prescan_insn): ... to this.
11764 (thumb_expand_epilogue): Rename...
11765 (thumb1_expand_epilogue): ... to this.
11766 (arm_unwind_emit_stm): Rename...
11767 (arm_unwind_emit_sequence): ... to this.
11768 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
11769 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
11770 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
11771 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
11772 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
11773 thumb2_output_casesi): New functions.
11774 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
11775 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
11776 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
11777 THUMB2_WORK_REGS): Define.
11778 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
11779 arm_condexec_mask, arm_condexec_masklen)): New variables.
11780 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
11781 (arm_override_options): Check new CPU capabilities.
11782 Set new architecture flag variables.
11783 (arm_isr_value): Handle v7m interrupt functions.
11784 (user_return_insn): Return 0 for v7m interrupt functions. Handle
11786 (const_ok_for_arm): Handle Thumb-2 constants.
11787 (arm_gen_constant): Ditto. Use movw when available.
11788 (arm_function_ok_for_sibcall): Return false for v7m interrupt
11790 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
11791 (thumb_find_work_register, arm_load_pic_register,
11792 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
11793 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
11794 print_multi_reg, output_mov_long_double_fpa_from_arm,
11795 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
11796 output_mov_double_fpa_from_arm, output_move_double,
11797 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
11798 output_return_instruction, arm_output_function_prologue,
11799 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
11800 arm_output_mi_thunk, thumb_set_return_address): Ditto.
11801 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
11802 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
11803 (arithmetic_instr, shift_op): Use arm_shift_nmem.
11804 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
11806 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
11807 (thumb_expand_prologue): Use thumb_set_frame_pointer.
11808 (arm_file_start): Output directive for unified syntax.
11809 (arm_unwind_emit_set): Handle stack alignment instruction.
11810 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
11811 Add v6t2, v7, v7a, v7r and v7m.
11812 (RETLDM): Add Thumb-2 code.
11813 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
11814 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
11815 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
11816 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
11817 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
11818 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
11819 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
11820 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
11821 ADJUST_INSN_LENGTH): Define.
11822 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
11823 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
11824 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
11825 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
11826 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
11827 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
11828 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
11829 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
11830 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
11831 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
11832 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
11833 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
11834 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
11835 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
11836 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
11837 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
11838 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
11840 * config/arm/arm-tune.md: Regenerate.
11841 * config/arm/arm-protos.h: Update prototypes.
11842 * config/arm/vfp.md: Enable patterns for Thumb-2.
11843 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
11844 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
11845 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
11846 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
11847 * config/arm/libunwind.S: Add Thumb-2 code.
11848 * config/arm/constraints.md: Update include Thumb-2.
11849 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
11850 * config/arm/ieee754-df.S: Ditto.
11851 * config/arm/bpabi.S: Ditto.
11852 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
11853 * config/arm/predicates.md (low_register_operand,
11854 low_reg_or_int_operand, thumb_16bit_operator): New.
11855 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
11856 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
11857 * config/arm/t-arm-elf: Add armv7 multilib.
11858 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
11860 (UNSPEC_STACK_ALIGN, ce_count): New.
11861 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
11862 arm_zero_extendsidi2, arm_zero_extendqidi2): New
11864 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
11865 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
11866 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
11867 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
11868 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
11869 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
11871 * doc/extend.texi: Document ARMv7-M interrupt functions.
11872 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
11874 2007-01-03 Jakub Jelinek <jakub@redhat.com>
11876 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
11877 (struct _Unwind_Context): Rename args_size to flags, remove
11878 signal_frame field, add a new args_size field and version field.
11879 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
11880 _Unwind_IsExtendedContext): New inline functions.
11881 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
11882 Assume by_value array is only present if _Unwind_IsExtendedContext.
11883 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
11884 _Unwind_IsSignalFrame.
11885 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
11886 (uw_update_context_1): Use _Unwind_SetSignalFrame.
11887 (uw_init_context_1): Initialize context->flags to
11888 EXTENDED_CONTEXT_BIT.
11889 * config/rs6000/linux-unwind.h (frob_update_context): Use
11890 _Unwind_SetSignalFrame.
11892 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11894 PR middle-end/30353
11895 * gimplify.c (gimplify_modify_expr_complex_part): Move below
11896 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
11899 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
11901 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
11902 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
11903 RET, AT_SP): Remove.
11904 * config/i386/i386.md (*sse_prologue_save_insn): Use return
11907 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
11908 * cfgbuild.c (find_basic_blocks): Likewise.
11909 * cfgrtl.c (rtl_create_basic_block): Likewise.
11910 * function.c (temp_slots_at_level): Likewise.
11911 * reg-stack.c (stack_regs_mentioned): Likewise.
11912 * regclass.c (allocate_reg_info): Likewise.
11913 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
11914 set_bb_for_stmt, move_block_to_fn): Likewise.
11915 * tree-complex.c (tree_lower_complex): Likewise.
11916 * vec.h (VEC_safe_grow_cleared): New.
11918 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
11920 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
11922 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
11923 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
11925 * cfgloopmanip.c (scale_loop_frequencies): Export.
11926 (loopify): Scale the frequencies by prescribed coefficients.
11927 (set_zero_probability): New function.
11928 (duplicate_loop_to_header_edge): Improve updating of frequencies.
11929 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
11930 and frequencies according to arguments.
11931 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
11933 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
11934 * modulo-sched.c (sms_schedule): Set probabilities for entering
11935 versioned loop correctly.
11936 * tree-vect-transform.c (vect_transform_loop): Ditto.
11937 * cfgloop.h (loopify, loop_version): Declaration changed.
11938 (scale_loop_frequencies): Declared.
11940 2007-01-02 Jan Hubicka <jh@suse.cz>
11942 * cgraph.c: Include tree-flow.h
11943 (cgraph_add_new-function): Handle IPA_SSA mode; execute
11944 early_local_passes.
11945 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
11946 * tree-pass.h (pass_all_early_optimizations): Declare.
11947 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
11948 early_local_passes.
11949 (cgraph_analyze_function): Do early_local_passes.
11950 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
11951 Do not add referenced vars.
11952 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
11954 (gate_all_early_local_passes): New gate.
11955 (pass_early_local_passes): Use new gate.
11956 (execute_early_local_optimizations): New functions.
11957 (gate_all_early_optimizations): New gate.
11958 (pass_all_early_optimizations): New pass.
11959 (execute_free_datastructures): Free SSA only when initialized.
11960 (gate_init_datastructures): Init only when optimizing.
11961 (tree_lowering_passes): Do early local passes when called late.
11962 * tree-profile.c (do_tree_profiling): Don't profile functions added
11964 (do_early_tree_profiling, pass_early_tree_profile): Kill.
11965 * tree-cfg.c (update_modified_stmts): Do not update when operands are
11967 * passes.c (init_optimizations_passes): Reorder so we go into SSA
11968 during early_local_passes.
11969 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
11972 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
11974 * Makefile.in: Update copyright year.
11976 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
11978 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
11979 in $(lang_checks) and check-consistency targets.
11981 2007-01-02 Jan Hubicka <jh@suse.cz>
11983 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
11984 Do not add referenced vars.
11985 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
11987 * passes.c (init_optimization_passes): Put mudflap_2 after
11988 free_datastructures.
11990 2007-01-02 Jan Hubicka <jh@suse.cz>
11992 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
11993 Set NOTHROW flag on call statements proved to be nothrow.
11994 Update statement of local calls so new pure/const functions are
11995 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
11997 (tree_rest_of_compilation): Register hooks and initialize bitmap
11998 early. Do not set after_inlining flag.
12000 2007-01-02 Steve Ellcey <sje@cup.hp.com>
12002 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
12003 HOST_BITS_PER_LONGLONG
12005 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12008 * c-typeck.c (store_init_value): Don't emit pedantic overflow
12009 warning for non-static initializers.
12011 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
12013 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
12014 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
12015 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
12016 Always use set_unique_reg_note to add REG_EQUAL notes.
12018 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12021 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12023 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12024 * cfgbuild.c (find_basic_blocks): Likewise.
12025 * cfgrtl.c (rtl_create_basic_block): Likewise.
12026 * function.c (temp_slots_at_level): Likewise.
12027 * reg-stack.c (stack_regs_mentioned): Likewise.
12028 * regclass.c (allocate_reg_info): Likewise.
12029 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12030 set_bb_for_stmt, move_block_to_fn): Likewise.
12031 * tree-complex.c (tree_lower_complex): Likewise.
12032 * vec.h (VEC_safe_grow_cleared): New.
12034 2007-01-02 Ian Lance Taylor <iant@google.com>
12036 * c-common.c (c_common_truthvalue_conversion): When warning about
12037 using an assignment as a truth value, set TREE_NO_WARNING.
12039 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12042 * c.opt (Wold-style-declaration): New.
12043 * doc/invoke.texi (C-only Warning Options): New.
12044 (Wold-style-declaration): Document it.
12045 (Wextra): Enabled by -Wextra.
12046 * c-opts.c (c_common_post_options): Enabled by -Wextra.
12047 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
12048 -Wold-style-declaration.
12050 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12052 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12053 * cfgbuild.c (find_basic_blocks): Likewise.
12054 * cfgrtl.c (rtl_create_basic_block): Likewise.
12055 * function.c (temp_slots_at_level): Likewise.
12056 * reg-stack.c (stack_regs_mentioned): Likewise.
12057 * regclass.c (allocate_reg_info): Likewise.
12058 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12059 set_bb_for_stmt, move_block_to_fn): Likewise.
12060 * tree-complex.c (tree_lower_complex): Likewise.
12061 * vec.h (VEC_safe_grow_cleared): New.
12063 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
12065 * c-common.c (c_common_nodes_and_builtins): Since variants of
12066 void_type_node get built before it is given a name, we need to
12067 give those variants the name, too.
12068 (complete_array_type): We need to work with the canonical main
12069 type of the array, from which we will build the qualified version.
12070 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
12071 * print-tree.c (print_node): Display canonical type information
12073 * stor-layout.c (layout_type): When we don't know the
12074 alignment of a type for which we're building an array, we end up
12075 guessing wrong, so make the type require structural equality.
12076 * tree.c (make_node_stat): When we build a new type, it is its
12077 own canonical type.
12078 (build_type_attribute_qual_variant): When building an attribute
12079 variant, its canonical type is the non-attribute variant. However,
12080 if the attributes are target-dependent and they differ, we need to
12081 use structural equality checks for this type.
12082 (build_qualified_type): A qualified type is not equivalent to its
12083 unqualified variant; set the canonical type appropriately.
12084 (build_distinct_type_copy): When building a distinct type from
12085 another type, the new type is its own canonical type.
12086 (build_variant_type_copy): When building a new type variant, we
12087 assume that it is equivalent to the original type.
12088 (build_pointer_type_for_mode): When building a pointer type, also
12089 build a canonical type pointer.
12090 (build_reference_type_for_mode): When building a reference type,
12091 also build a canonical type reference.
12092 (build_index_type): When we can't hash an index type (e.g.,
12093 because its maximum value is negative), the index type requires
12094 structural equality tests.
12095 (build_array_type): Build the canonical form of an array type.
12096 (build_function_type): Function types require structural equality,
12097 because they contain default arguments, attributes, etc.
12098 (build_method_type_directly): Ditto for method types.
12099 (build_offset_type): Build the canonical offset type.
12100 (build_complex_type): Build the canonical vector type.
12101 (make_vector_type): Build the canonical vector type.
12102 * tree.h (TYPE_CANONICAL): New.
12103 (TYPE_STRUCTURAL_EQUALITY_P): New.
12104 (SET_TYPE_STRUCTURAL_EQUALITY): New.
12105 (struct tree_type): Added "canonical" field.
12106 * params.h (VERIFY_CANONICAL_TYPES): New.
12107 * doc/c-tree.texi (TYPE_CANONICAL): Document.
12108 (TYPE_STRUCTURAL_EQUALITY_P): Document.
12109 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
12110 * doc/invoke.texi (verify-canonical-types): Document --param
12111 parameter for verifying canonical types.
12113 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12115 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
12116 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
12117 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
12118 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
12120 * config/rs6000/e500.h: New.
12121 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
12122 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
12124 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
12125 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
12126 TARGET_E500_DOUBLE): Remove.
12127 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
12128 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
12129 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
12130 * config/rs6000/rs6000.c (rs6000_override_options): Use
12131 CHECK_E500_OPTIONS.
12133 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12135 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
12136 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
12137 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
12138 rs6000_emit_cmove): Don't check TARGET_E500.
12139 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
12140 sordered): Don't check TARGET_E500.
12142 2007-01-01 Eric Christopher <echristo@apple.com>
12144 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
12145 HARD_REGISTER_NUM_P.
12147 2007-01-01 Roger Sayle <roger@eyesopen.com>
12149 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
12150 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
12151 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
12154 2007-01-01 Mike Stump <mrs@apple.com>
12156 * configure.ac: Remove support for building with Apple's gcc-3.1.
12158 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12160 PR middle-end/30311
12161 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
12162 REG is a hard register. Do not modify REG before calling
12164 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
12165 multiple of the size of YMODE for certain lowpart cases.
12167 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12169 PR middle-end/30253
12170 * gimplify (voidify_wrapper_expr): Update for
12171 GIMPLE_MODIFY_STMT.
12173 2007-01-01 Andreas Schwab <schwab@suse.de>
12176 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
12177 save of BR0 in extra_spill_size instead of spill_size.
12178 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
12180 (ia64_expand_epilogue): Restore BR0 from its new location.
12182 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12184 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
12185 Use a temporary variable if the left hand side is not a gimple
12188 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12190 * gimplify.c (gimplify_return_expr): Make the temporary variable
12191 for the return expression, a gimple register variable.
12193 2007-01-01 Jan Hubicka <jh@suse.cz>
12195 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
12198 2007-01-01 Mike Stump <mrs@apple.com>
12200 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
12202 * config/darwin.c (machopic_select_rtx_section): Use
12203 HAVE_GAS_LITERAL16.
12204 (darwin_mergeable_constant_section): Likewise.
12205 * configure: Regenerate.
12206 * config.in: Regenerate.
12208 2007-01-01 Jan Hubicka <jh@suse.cz>
12209 Andrew Pinski <pinskia@gmail.com>
12211 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
12212 before starting IPA passes.