1 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
4 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
5 register itself to hold the offset constant. Tell flow the use
6 of r4 and r5 when they are used.
8 2007-04-27 Richard Guenther <rguenther@suse.de>
10 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
11 if we simplified anything.
12 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
13 warnings until we did a simplification and the stmt was not
14 marked as TREE_NO_WARNING.
16 2007-04-27 Mike Stump <mrs@apple.com>
18 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
20 2007-04-27 Ian Lance Taylor <iant@google.com>
23 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
24 TYPE_MAX_VALUE exist, convert them to the new type.
26 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
28 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
29 if it claims to be available.
30 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
32 (perform_tree_ssa_dce): Always free postdominators.
34 2007-04-27 Richard Henderson <rth@redhat.com>
36 * config/alpha/predicates.md (aligned_memory_operand): Mark
37 as define_special_predicate.
38 (unaligned_memory_operand, normal_memory_operand): Likewise.
39 (reg_or_unaligned_mem_operand): Remove.
40 (any_memory_operand): Match the documentation and check for
41 non-renumbered pseudos during reload.
42 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
43 alpha_secondary_reload_class, update to new interface, make static.
44 Handle CQImode like HImode. Remove FP subreg check.
45 (alpha_expand_mov): Use replace_equiv_address.
46 (alpha_expand_mov_nobwx): Use any_memory_operand.
47 (TARGET_SECONDARY_RELOAD): New.
48 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
49 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
50 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
51 * config/alpha/alpha.md: ... here.
52 (RELOAD12, reloadmode): New.
54 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
55 Don't handle the aligned case here.
56 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
57 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
58 reload_inhi_help. Don't expect a scratch register.
59 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
61 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
63 2007-04-27 Richard Guenther <rguenther@suse.de>
65 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
67 2007-04-27 Richard Guenther <rguenther@suse.de>
69 PR tree-optimization/30965
70 PR tree-optimization/30978
71 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
72 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
73 (find_equivalent_equality_comparison): Likewise.
74 (simplify_cond): Likewise.
75 (get_prop_source_stmt): New helper.
76 (get_prop_dest_stmt): Likewise.
77 (can_propagate_from): Likewise.
78 (remove_prop_source_from_use): Likewise.
79 (combine_cond_expr_cond): Likewise.
80 (forward_propagate_comparison): New function.
81 (forward_propagate_into_cond): Rewrite to use fold for
83 (tree_ssa_forward_propagate_single_use_vars): Call
84 forward_propagate_comparison to propagate comparisons.
86 2007-04-27 Richard Guenther <rguenther@suse.de>
88 PR tree-optimization/31715
89 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
90 sure to do computation on the offset in an appropriate
93 2007-04-27 Richard Sandiford <richard@codesourcery.com>
95 * reload.h (elimination_target_reg_p): Declare.
96 * reload.c (find_reloads): Don't apply the reg_rtx move
97 optimization if the SET_DEST satisfies elimination_target_reg_p.
98 * reload1.c (elimination_target_reg_p): New function.
99 (gen_reload): In the move/add2 fallback, make sure that op0
100 does not overlap the destination register.
102 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
104 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
105 transform only GIMPLE_MODIFY_STMTs.
106 * tree-complex.c (expand_complex_operations_1): Ditto.
107 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
108 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
109 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
111 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
112 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
113 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
114 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
115 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
116 slpeel_add_loop_guard): Ditto.
117 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
118 * lambda-code.c (perfect_nestify): Ditto.
119 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
120 before the first statement.
121 * tree-optimize.c (execute_free_datastructures): Fix comments.
122 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
123 * tree-flow.h (disband_implicit_edges): Declaration removed.
124 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
126 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
128 (disband_implicit_edges, has_label_p): Removed.
129 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
130 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
132 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
134 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
136 * cfgexpand.c (label_rtx_for_bb): New function.
137 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
138 Use label_rtx_for_bb to find the labels.
139 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
140 last block. Detect fallthru edges.
142 2007-04-26 Ian Lance Taylor <iant@google.com>
145 * reload.c (find_reloads_subreg_address): If the address was valid
146 in the original mode but not in the new mode, reload the whole
149 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
151 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
152 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
153 (cleanup_control_expr_graph): Do not invalidate dominance info.
154 Record altered blocks.
155 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
156 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
157 cleanup_tree_cfg_bb): New functions.
158 (remove_forwarder_block): Do not maintain the worklist of blocks.
159 Record altered blocks.
160 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
162 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
163 delete_unreachable_blocks if dominators are not available.
164 * tree-inline.c (optimize_inline_calls): Free dominance information
166 * tree-flow.h (remove_edge_and_dominated_blocks,
167 cfgcleanup_altered_bbs): Altered.
168 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
170 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
172 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
173 do not invalidate dominators.
175 2007-04-26 Anatoly Sokolov <aesok@post.ru>
177 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
178 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
179 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
180 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
182 2007-04-26 Steve Ellcey <sje@cup.hp.com>
184 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
186 2007-04-26 Richard Guenther <rguenther@suse.de>
188 PR tree-optimization/31703
189 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
190 the right type for the target of the bittest.
192 2007-04-26 Richard Sandiford <richard@codesourcery.com>
194 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
195 ix86_sol10_return_in_memory.
197 2007-04-26 Richard Sandiford <richard@codesourcery.com>
199 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
202 2007-04-26 Jakub Jelinek <jakub@redhat.com>
205 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
207 PR tree-optimization/30558
208 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
209 clear this_state.prev_try.
211 2007-04-26 Richard Sandiford <richard@codesourcery.com>
212 Mark Mitchell <mark@codesourcery.com>
214 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
215 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
216 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
218 2007-04-26 Richard Sandiford <richard@codesourcery.com>
221 * doc/invoke.texi (%:print-asm-header): Document.
222 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
224 (static_spec_functions): Add print-asm-header.
225 (main): Print a banner before the --target-help linker options.
226 (print_asm_header_spec_function): New function.
228 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
231 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
232 (movsf_ie): Likewise.
234 2007-04-25 Paolo Carlini <pcarlini@suse.de>
236 * doc/extend.texi ([Type Traits]): Adjust per N2255.
238 2007-04-25 Bob Wilson <bob.wilson@acm.org>
240 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
242 (__umodsi3, __modsi3): Likewise.
244 2007-04-25 Dirk Mueller <dmueller@suse.de>
246 * c-typeck.c (build_compound_expr): Annotate warning()
247 call with OPT_Wunused_value.
248 * tree-ssa.c (warn_uninit): Annotate warning with
250 * c-common.c (handle_sentinel_attribute): Annotate warning
251 call with OPT_Wattributes.
253 2007-04-25 Thiemo Seufer <ths@mips.com>
255 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
257 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
258 on to the assembler. Improve handling of -mno-mips16. Add handling
259 of -mno-mips3d, -mno-dsp, -mno-dspr2.
260 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
261 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
262 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
264 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
267 * config/i386/winnt.c (i386_pe_file_end): Strip only
268 USER_LABEL_PREFIX when writing export name.
270 2007-04-25 Richard Sandiford <richard@codesourcery.com>
272 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
273 sh/elf.h, vx-common.h and vxworks.h.
274 * config/sh/sh.h: Include config/vxworks-dummy.h.
275 (SUBTARGET_OVERRIDE_OPTIONS): Define.
276 (OVERRIDE_OPTIONS): Use it.
277 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
278 (vxworks_picreg): New pattern.
279 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
280 VXWORKS_OS_CPP_BUILTINS.
281 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
282 to their VXWORKS_* equivalents.
283 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
284 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
285 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
286 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
287 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
288 -mrtp/-fPIC multilibs.
289 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
290 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
291 (MULTILIB_OSDIRNAMES): Delete.
293 2007-04-25 Anatoly Sokolov <aesok@post.ru>
296 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
298 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
300 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
301 rounding mode to be specified by the caller.
302 (real_to_mpfr) Likewise.
303 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
304 include new arguments.
305 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
307 2007-04-24 Ian Lance Taylor <iant@google.com>
309 PR tree-optimization/31605
310 * tree-vrp.c (set_value_range): Check that min and max are not
311 both overflow infinities.
312 (set_value_range_to_value): New static function.
313 (extract_range_from_binary_expr): Call set_value_range_to_value.
314 (extract_range_from_cond_expr): Likewise.
315 (extract_range_from_expr): Likewise.
316 (extract_range_from_unary_expr): Likewise. Don't create a range
317 which overflows on both sides.
318 (vrp_meet): Check for a useless range.
319 (vrp_visit_phi_node): If we see a constant which looks like an
320 overflow infinity, turn off the TREE_OVERFLOW flag.
322 2007-04-24 Ian Lance Taylor <iant@google.com>
324 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
326 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
329 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
330 diagnostic message is being built.
331 * tree-pretty-print.c (dump_generic_node): Only write the
332 formatted text into BUFFER's stream if we are not building a
334 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
336 * Makefile.in (toplev.o): Depend on tree-pass.h.
338 2007-04-24 Ian Lance Taylor <iant@google.com>
340 PR tree-optimization/31602
341 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
342 conditionals in the copied loop header.
343 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
344 warnings if TREE_NO_WARNING is set.
345 * doc/invoke.texi (Warning Options): Clarify that
346 -Wstrict-overflow does not warn about loops.
348 2007-04-24 Janis Johnson <janis187@us.ibm.com>
350 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
351 expand on the comment about _Decimal128 arguments and check the
352 integer result of the modulus operation; for 64-bit ELF ABI, ensure
353 that _Decimal128 argument uses even/odd register pair.
354 (function_arg): Ditto.
356 2007-04-24 Hui-May Chang <hm.chang@apple.com>
358 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
359 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
361 2007-04-24 Richard Guenther <rguenther@suse.de>
362 Olga Golovanevsky <olga@il.ibm.com>
364 * fold-const.c (multiple_of_p): Check for bottom
367 2007-04-24 Richard Henderson <rth@redhat.com>
369 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
370 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
371 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
372 looking for non-zero bits shifted out. Avoid a recursive call
373 when constructing the scalar.
374 (__floatundisf): Likewise.
376 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
378 * dwarf2out.c (field_byte_offset): Move the existing logic
379 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
380 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
382 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
385 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
386 argument of 0 for memset.
387 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
388 unsigned shift instead of the signed variant.
390 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
392 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
393 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
394 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
395 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
396 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
397 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
398 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
399 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
400 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
401 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
402 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
403 "mul<mode>3", "div<mode>3"): Insn definitions added.
404 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
405 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
406 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
407 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
408 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
409 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
410 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
411 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
412 TARGET_FLOAT_FORMAT): Macro definitions removed.
413 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
414 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
415 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
416 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
417 (s390_gen_rtx_const_DI): Function removed.
418 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
420 2007-04-24 Richard Sandiford <richard@codesourcery.com>
422 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
423 over an external ffs function.
425 2007-04-24 Chao-ying Fu <fu@mips.com>
426 Richard Sandiford <richard@nildram.co.uk>
428 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
429 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
430 (smadd_widen_optab, umadd_widen_optab): Define.
431 * optabs.c (init_optabs): Initialize smadd_widen_optab and
433 * genopinit.c (optabs): Fill in smadd_widen_optab and
435 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
436 and umadd_widen_optab to implement multiply-add sequences.
437 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
438 (<u>maddsidi4): ...this. Extend condition to include
439 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
440 of operand 0 to "ka" and use the three-operand form of madd<u>
442 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
444 * config/mips/constraints.md (ka): New register constraint.
446 2007-04-24 Jan Hubicka <j@suse.cz>
450 2007-04-23 Jan Hubicka <jh@suse.cz>
451 * function.c (init_function_start): Don't init line number info.
452 (expand_function_end): Update.
453 (reset_block_changes, record_block_change, finalize_block_changes,
454 check_block_change, free_block_changes): Kill.
455 * function.h (reset_block_changes, record_block_change,
456 finalize_block_changes, check_block_change, free_block_changes): Remove
458 (struct function): Remove ib_boundaries_block.
459 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
460 Use curr_insn_locator to initialize locator.
461 (emit_line_note): Remove.
462 * cfgexpand.c (expand_gimple_cond_expr): Update.
463 (construct_exit_block): Likewise.
464 (tree_expand_cfg): Initialize/finalize locators.
465 * expr.c (expand_expr_real): Update.
466 * cfglayout.c (line_locators_locs, line_locators_lines,
467 file_locators_locs, file_locators_files): Remove.
468 (set_block_levels): Move to cfgexpand.c.
469 (insn_locators_initialize): Remove.
470 (pass_insn_locators_initialize): Remove.
471 (locations_locators_locs, locations_locators_vals): New static vars.
472 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
474 (insn_locators_alloc, insn_locators_finalize,
475 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
477 (locator_location): New.
478 (locator_line, locator_file): Rewrite.
479 * rtl.h (emit_line_note): Kill.
480 (insn_locators_alloc, insn_locators_finalize,
481 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
483 * tree-inline.c (initialize_cfun): Do not initialize
485 * passes.c (pass_insn_locators_initialize): Remove.
487 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
489 * doc/invoke.texi: Removed leading '-' from option index entries.
491 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
493 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
495 (create_phi_node): Use set_phi_nodes.
496 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
497 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
498 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
499 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
500 (bsi_start, bsi_last): Use bb_stmt_list.
501 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
502 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
503 Traverse the statements using tsi iterator.
504 * basic-block.h (struct basic_block_def): Fields stmt_list
505 and phi_nodes moved to ...
506 (struct tree_bb_info): ... new structure.
507 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
508 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
509 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
510 (tree_verify_flow_info): Verify that il.tree is not set for
511 entry and exit block.
512 (tree_split_block): Use set_bb_stmt_list.
514 2007-04-23 Mike Stump <mrs@apple.com>
516 * config/i386/i386.c (ix86_tune_features
517 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
520 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
522 * config/i386/i386.md (prefix_extra): New attribute.
523 (length): Add prefix_extra.
525 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
526 (sse2_movntv2di): Likewise.
527 (sse2_cvtps2dq): Likewise.
528 (sse2_cvtpd2pi): Likewise.
529 (sse2_cvttpd2pi): Likewise.
530 (*sse2_cvtpd2ps): Likewise.
531 (*add<mode>3): Likewise.
532 (sse2_ssadd<mode>3): Likewise.
533 (sse2_usadd<mode>3): Likewise.
534 (*sub<mode>3): Likewise.
535 (sse2_sssub<mode>3): Likewise.
536 (sse2_ussub<mode>3): Likewise.
537 (*mulv8hi3): Likewise.
538 (*smulv8hi3_highpart): Likewise.
539 (*umulv8hi3_highpart): Likewise.
540 (sse2_umulv2siv2di3): Likewise.
541 (sse2_pmaddwd): Likewise.
542 (ashr<mode>3): Likewise.
543 (lshr<mode>3): Likewise.
544 (ashl<mode>3): Likewise.
545 (sse2_ashlti3): Likewise.
546 (sse2_lshrti3): Likewise.
547 (*umaxv16qi3): Likewise.
548 (*smaxv8hi3): Likewise.
549 (*uminv16qi3): Likewise.
550 (*sminv8hi3): Likewise.
551 (sse2_eq<mode>3): Likewise.
552 (sse2_gt<mode>3): Likewise.
553 (*and<mode>3): Likewise.
554 (sse2_nand<mode>3): Likewise.
555 (*ior<mode>3): Likewise.
556 (*xor<mode>3): Likewise.
557 (sse2_packsswb): Likewise.
558 (sse2_packssdw): Likewise.
559 (sse2_packuswb): Likewise.
560 (sse2_punpckhbw): Likewise.
561 (sse2_punpcklbw): Likewise.
562 (sse2_punpckhwd): Likewise.
563 (sse2_punpcklwd): Likewise.
564 (sse2_punpckhdq): Likewise.
565 (sse2_punpckldq): Likewise.
566 (sse2_punpckhqdq): Likewise.
567 (sse2_punpcklqdq): Likewise.
568 (*sse2_pinsrw): Likewise.
569 (*sse2_pextrw): Likewise.
570 (sse2_pshufd_1): Likewise.
571 (sse2_uavgv16qi3): Likewise.
572 (sse2_uavgv8hi3): Likewise.
573 (sse2_psadbw): Likewise.
574 (sse2_pmovmskb): Likewise.
575 (*sse2_maskmovdqu): Likewise.
576 (*sse2_maskmovdqu_rex64): Likewise.
577 (sse4a_extrqi): Likewise.
578 (sse4a_extrq): Likewise.
579 (sse3_lddqu): Set prefix_rep.
580 (sse3_addsubv4sf3): Likewise.
581 (sse3_haddv4sf3): Likewise.
582 (sse3_hsubv4sf3): Likewise.
583 (sse_cvtss2si): Likewise.
584 (sse_cvtss2si_2): Likewise.
585 (sse_cvtss2siq): Likewise.
586 (sse_cvtss2siq_2): Likewise.
587 (sse_cvttss2si): Likewise.
588 (sse_cvttss2siq): Likewise.
589 (sse2_cvttps2dq): Likewise.
590 (sse3_movshdup): Likewise.
591 (sse3_movsldup): Likewise.
592 (sse2_cvtsd2si): Likewise.
593 (sse2_cvtsd2si_2): Likewise.
594 (sse2_cvtsd2siq): Likewise.
595 (sse2_cvtsd2siq_2): Likewise.
596 (sse2_cvttsd2si): Likewise.
597 (sse2_cvttsd2siq): Likewise.
598 (*sse2_cvtpd2dq): Likewise.
599 (*sse2_cvttpd2dq): Likewise.
600 (sse2_pshuflw_1): Likewise.
601 (sse2_pshufhw_1): Likewise.
602 (sse4a_insertqi): Likewise.
603 (sse4a_insertq): Likewise.
604 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
605 (ssse3_phadddv4si3): Likewise.
606 (ssse3_phaddswv8hi3): Likewise.
607 (ssse3_phsubwv8hi3): Likewise.
608 (ssse3_phsubdv4si3): Likewise.
609 (ssse3_phsubswv8hi3): Likewise.
610 (ssse3_pmaddubswv8hi3): Likewise.
611 (ssse3_pmulhrswv8hi3): Likewise.
612 (ssse3_pshufbv16qi3): Likewise.
613 (ssse3_psign<mode>3): Likewise.
614 (ssse3_palignrti): Likewise.
615 (abs<mode>2): Likewise.
616 (ssse3_phaddwv4hi3): Set prefix_extra.
617 (ssse3_phadddv2si3): Likewise.
618 (ssse3_phaddswv4hi3): Likewise.
619 (ssse3_phsubwv4hi3): Likewise.
620 (ssse3_phsubdv2si3): Likewise.
621 (ssse3_phsubswv4hi3): Likewise.
622 (ssse3_pmaddubswv4hi3): Likewise.
623 (ssse3_pmulhrswv4hi3): Likewise.
624 (ssse3_pshufbv8qi3): Likewise.
625 (ssse3_psign<mode>3): Likewise.
626 (ssse3_palignrdi): Likewise.
627 (abs<mode>2): Likewise.
628 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
629 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
630 (sse2_pmovmskb): Set mode to SI instead of V2DF.
632 2007-04-23 Nick Clifton <nickc@redhat.com>
634 * params.def: Fix formatting of emacs local variables.
636 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
638 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
639 move if inter-unit move isn't allowed.
640 Don't split moving the first element of V2DI to DI to inter-unit
641 move if inter-unit move isn't allowed.
643 2007-04-23 Richard Guenther <rguenther@suse.de>
645 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
646 and CDI_POST_DOMINATORS separately.
648 2007-04-23 Nick Clifton <nickc@redhat.com>
650 * c.opt (Wformat-contains-nul): Add warning attribute.
652 2007-04-23 Jan Hubicka <jh@suse.cz>
654 * function.c (init_function_start): Don't init line number info.
655 (expand_function_end): Update.
656 (reset_block_changes, record_block_change, finalize_block_changes,
657 check_block_change, free_block_changes): Kill.
658 * function.h (reset_block_changes, record_block_change,
659 finalize_block_changes, check_block_change, free_block_changes): Remove
661 (struct function): Remove ib_boundaries_block.
662 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
663 Use curr_insn_locator to initialize locator.
664 (emit_line_note): Remove.
665 * cfgexpand.c (expand_gimple_cond_expr): Update.
666 (construct_exit_block): Likewise.
667 (tree_expand_cfg): Initialize/finalize locators.
668 * expr.c (expand_expr_real): Update.
669 * cfglayout.c (line_locators_locs, line_locators_lines,
670 file_locators_locs, file_locators_files): Remove.
671 (set_block_levels): Move to cfgexpand.c.
672 (insn_locators_initialize): Remove.
673 (pass_insn_locators_initialize): Remove.
674 (locations_locators_locs, locations_locators_vals): New static vars.
675 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
677 (insn_locators_alloc, insn_locators_finalize,
678 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
680 (locator_location): New.
681 (locator_line, locator_file): Rewrite.
682 * rtl.h (emit_line_note): Kill.
683 (insn_locators_alloc, insn_locators_finalize,
684 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
686 * tree-inline.c (initialize_cfun): Do not initialize
688 * passes.c (pass_insn_locators_initialize): Remove.
690 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
693 * expr.c (reduce_to_bit_field_precision): Handle
696 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
698 PR tree-optimization/24659
699 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
700 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
701 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
702 * genopinit.c (optabs): Rename vec_pack_mod_optab
703 to vec_pack_trunc_optab.
704 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
705 early for scalar floating point operands for NOP_EXPR.
706 (vectorizable_type_promotion): Ditto.
707 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
708 vec_pack_trunc_optab.
709 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
711 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
712 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
713 Rename from VEC_PACK_MOD_EXPR.
714 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
715 * expr.c (expand_expr_real_1): Ditto.
716 * tree-inline.c (estimate_num_insns_1): Ditto.
717 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
719 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
720 (vec_unpacks_lo_v4sf): Ditto.
721 (vec_pack_trunc_v2df): Ditto.
722 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
723 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
724 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
726 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
728 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
730 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
731 Rename from VEC_PACK_MOD_EXPR. This expression also represent
732 packing of floating point operands.
733 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
734 represent unpacking of floating point operands.
735 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
736 [vec_unpacks_hi]: Ditto.
737 [vec_unpacks_lo]: Ditto.
739 2007-04-22 Jan Hubicka <jh@suse.cz>
741 * final.c (rest_of_handle_final): Call
742 targetm.asm_out.constructor/targetm.asm_out.destructor
743 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
744 proper priority via decl_*_priority_insert.
745 * c-common.c (c_expand_body): Likewise.
747 2007-04-22 Richard Guenther <rguenther@suse.de>
749 PR tree-optimization/29789
750 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
751 (rewrite_reciprocal): New helper split out from
752 determine_invariantness_stmt.
753 (rewrite_bittest): Likewise.
754 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
755 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
758 2007-04-22 Revital Eres <eres@il.ibm.com>
760 * loop-unroll.c (var_to_expand): New field to support also
761 insns of the form x = something + x.
762 (analyze_insn_to_expand_var): Use it.
763 (expand_var_during_unrolling): Likewise.
765 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
767 * predict.c: Include pointer-set.h.
768 (bb_predictions): New variable.
769 (tree_predicted_by_p, tree_predict_edge,
770 remove_predictions_associated_with_edge): Use bb_predictions map
771 instead of bb->predictions.
772 (clear_bb_predictions, assert_is_empty): New functions.
773 (combine_predictions_for_bb): Use bb_predictions map. Call
774 clear_bb_predictions.
775 (tree_estimate_probability): Create and free bb_predictions map.
776 * Makefile.in (predict.o): Add pointer-set.h dependency.
777 * basic-block.h (struct basic_block_def): Remove predictions
779 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
781 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
784 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
787 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
789 * timevar.c (timevar_print): Change reference of --disable-checking to
790 --enable-checking=release. Also warn if assert checking is disabled.
792 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
795 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
796 decl as addressable if the compound literal was marked as
798 Mark the decl as a gimple register if it is a complex or
799 vector decl and does not live in memory.
801 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
803 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
804 (GENERIC_NEXT): New function macro.
805 (PHI_CHAIN): Use phi_node's new chain variable.
806 (tree_phi_node): Change tree_common to tree_base
807 and add the chain field.
808 * tree-phinodes.c (make_phi_node): Don't set
809 TREE_TYPE on the new node.
810 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
811 instead of checking GIMPLE_TUPLE_P in chain_next.
812 * tree-vect-transform.c
813 (get_initial_def_for_induction): Look at
814 PHI_RESULT_TREE for the type of the phi node.
815 (update_vuses_to_preheader): Use PHI_CHAIN
816 instead of TREE_CHAIN on the phi node.
817 * tree-ssa-structalias.c (compute_points_to_sets):
819 (ipa_pta_execute): Likewise.
821 2007-04-21 Richard Guenther <rguenther@suse.de>
824 * fold-const.c (fold_unary): Call fold_convert_const on the
827 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
829 * gcse.c (store_killed_in_insn): Handle PARALLELs.
830 (store_killed_in_pat): New.
832 2007-04-20 Richard Henderson <rth@redhat.com>
835 * config/i386/i386.c (type_has_variadic_args_p): Look for any
836 TREE_LIST with a void_type_node value, not void_list_node exactly.
838 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
840 * doc/standards.texi: Re-arrange into language-specific
841 subsections. Add a C++ section, documenting which standards we
844 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
846 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
847 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
849 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
851 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
852 ecrti.o and crtbegin.o.
853 (LIB_DEFAULT_SPEC): Include -lc.
854 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
856 2007-04-20 Richard Henderson <rth@redhat.com>
859 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
860 argument; update all callers.
861 (get_unaligned_offset): New.
862 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
863 get_unaligned_address, just pass on the address directly.
864 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
865 the subreg in the helper patterns.
866 (unaligned_extendqidi_le): Use get_unaligned_offset.
867 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
868 (unaligned_extendhidi_be): Likewise.
869 (unaligned_extendhidi): Tidy.
870 * config/alpha/alpha-protos.h: Update.
872 2007-04-20 Richard Henderson <rth@redhat.com>
874 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
875 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
876 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
877 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
878 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
879 (CPP_SPEC): Don't include %(cpp_subtarget).
880 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
881 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
882 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
884 2007-04-20 Jakub Jelinek <jakub@redhat.com>
886 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
887 for __builtin_ia32_cmpordss.
889 PR tree-optimization/31632
890 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
891 and arg1 for optimizations of comparison against min/max values.
892 Fold arg0 to arg1's type for optimizations of comparison against
893 min+1 and max-1 values.
895 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
897 * reload.c (combine_reloads): When trying to use a dying register,
898 check whether it's uninitialized and don't use if so.
900 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
902 * fold-const.c: Remove prototypes for native_encode_expr and
903 native_interpret_expr.
904 (native_encode_expr): Make non-static.
905 (native_interpret_expr): Likewise.
906 * tree.h: Add prototypes for the above.
908 2007-04-19 Joseph Myers <joseph@codesourcery.com>
910 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
911 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
912 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
913 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
914 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
915 Add length attributes.
917 2007-04-19 Janis Johnson <janis187@us.ibm.com>
919 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
922 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
923 __STDC_WANT_DEC_FP__.
925 2007-04-19 Joseph Myers <joseph@codesourcery.com>
927 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
928 for long double compatibility.
929 * configure: Regenerate.
931 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
933 PR rtl-optimization/29841
934 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
936 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
937 that may cause control flow transfer from being moved.
939 2007-04-18 Jan Hubicka <jh@suse.cz>
941 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
944 2007-04-18 Eric Christopher <echristo@apple.com>
946 * config/rs6000/darwin.md (load_macho_picbase): Use link register
947 only. Update operands.
948 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
949 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
950 link register to pic register.
952 2007-04-18 Dirk Mueller <dmueller@suse.de>
955 * tree-vrp.c (search_for_addr_array): New.
956 (check_array_bounds): Suppress warning about
957 address taken of array refs if its not de-referenced.
959 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
961 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
962 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
964 * tree-vectorizer.h (NITERS_KNOWN_P): New.
965 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
966 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
968 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
970 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
972 (vect_analyze_scalar_cycles): Fix indentation.
973 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
974 (vect_mark_relevant): Include phis in relevance analysis.
976 * tree-vect-transform.c (vect_transform_loop): Add an assert.
978 2007-04-18 Anatoly Sokolov <aesok@post.ru>
980 * config/avr/avr.c (ptrreg_to_str): Replace error() with
981 output_operand_lossage().
983 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
985 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
986 the unused code for reduction without adjust-in-epilog to simplify the
989 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
991 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
992 (S390_TDC_NEGATIVE_ZERO): New constant.
993 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
994 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
995 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
996 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
997 (S390_TDC_POSITIVE_INFINITY): New constant.
998 (S390_TDC_NEGATIVE_INFINITY): New constant.
999 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
1000 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
1001 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
1002 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
1003 (S390_TDC_INFINITY): New constant.
1004 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
1005 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
1006 optimization for UNSPEC_CCZ_TO_INT.
1007 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
1008 ("*ccz_to_int"): New insn.
1009 ("isinf<mode>2"): New insn.
1010 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
1011 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
1012 (UNSPEC_CCZ_TO_INT): New constant.
1014 2007-04-18 Richard Guenther <rguenther@suse.de>
1016 PR tree-optimization/19431
1017 PR tree-optimization/21463
1018 * tree-pass.h (pass_phiprop): Declare.
1019 * passes.c (init_optimization_passes): New phiprop pass.
1020 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
1021 (phivn_valid_p): New helper function.
1022 (phiprop_insert_phi): Likewise.
1023 (propagate_with_phi): Likewise.
1024 (tree_ssa_phiprop): New propagator propagating loads
1025 through phi nodes if profitable.
1027 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1029 * tree-vect-analyze.c (process_use): New function.
1030 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
1031 Check phis in all bbs.
1032 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
1035 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
1037 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
1040 2007-04-17 Anatoly Sokolov <aesok@post.ru>
1043 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
1046 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
1048 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
1050 (sse_vmmulv4sf3): Likewise.
1051 (sse2_vmaddv2df3): Likewise.
1052 (sse2_vmmulv2df3): Likewise.
1054 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
1056 PR rtl-optimization/31360
1057 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
1058 (target_reg_cost): New.
1059 (init_set_costs): Initialize target_reg_cost. Add comments
1060 regarding the rationale of the costs.
1061 (global_cost_for_size): Renamed to...
1062 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
1063 of register pressure.
1064 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
1065 estimate_reg_pressure_cost. Add number of ivs.
1066 (determine_set_costs): Dump target_reg_cost.
1067 * loop-invariant.c (gain_for_invariant): Use
1068 estimate_reg_pressure_cost. Removed n_inv_uses argument.
1069 (best_gain_for_invariant, find_invariants_to_move): Remove
1071 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
1072 (target_reg_cost): Declare.
1073 (global_cost_for_size): Declaration removed.
1074 (estimate_reg_pressure_cost): Declare.
1076 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
1078 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
1079 regnos into even/odd register pairs.
1080 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
1081 TDmode similar to the other floating point modes.
1082 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
1083 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
1085 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
1086 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
1087 (movdd_hardfloat64): Use TARGET_MFPGPR.
1089 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
1091 * reload1.c (delete_output_reload): Don't count output in n_inherited.
1094 2005-01-05 Richard Henderson <rth@redhat.com>
1096 * reload1.c (do_input_reload): Restrict the optimization deleteing
1097 a previous output reload to RELOAD_FOR_INPUT.
1099 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
1101 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
1102 induc_vec_info_type.
1103 (vectorizable_induction): New function declaration.
1104 * tree-vect-transform.c (get_initial_def_for_induction): No need to
1105 check if already vectorized. Find first place in BB where new stmts
1106 can be inserted. Takes only one argument.
1107 (vectorizable_induction): New function.
1108 (vect_transform_stmt): Add case for induc_vec_info_type to call
1109 vectorizable_induction.
1110 (vect_transform_loop): Consider phis for vectorization.
1111 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
1113 (analyze_operations): Call vectorizable_induction when analyzing phis.
1115 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
1116 (vect_mark_relevant): Include phis in relevance analysis.
1117 (vect_mark_stmts_to_be_vectorize): Likewise.
1118 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
1120 2007-04-16 Lawrence Crowl <crowl@google.com>
1122 * doc/invoke.texi (Debugging Options): Add documentation for the
1123 -femit-struct-debug options -femit-struct-debug-baseonly,
1124 -femit-struct-debug-reduced, and
1125 -femit-struct-debug-detailed[=...].
1127 * c-opts.c (c_common_handle_option): Add
1128 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
1129 and OPT_femit_struct_debug_detailed_.
1130 * c.opt: Add specifications for
1131 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
1132 and -femit-struct-debug-detailed[=...].
1133 * opts.c (set_struct_debug_option): Parse the
1134 -femit-struct-debug-... options.
1135 * opts.c (matches_main_base, main_input_basename,
1136 main_input_baselength, base_of_path, matches_main_base): Add
1137 variables and functions to compare header base name to compilation
1139 * opts.c (should_emit_struct_debug): Add to determine to emit a
1140 structure based on the option.
1141 (dump_struct_debug) Also disabled function to debug this
1143 * opts.c (handle_options): Save the base name of the
1146 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
1147 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
1148 This hook indicates if a type is generic. Set it by default
1150 * langhooks.h (struct lang_hooks_for_types): Add a new hook
1151 to determine if a struct type is generic or not.
1152 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
1153 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
1154 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
1157 * flags.h (enum debug_info_usage): Add an enumeration to describe
1158 a program's use of a structure type.
1159 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
1160 to indicate the program's usage of the type. Filter structs based
1161 on the -femit-struct-debug-... specification.
1162 (gen_type_die): Split into two routines, gen_type_die and
1163 gen_type_die_with_usage. gen_type_die is now a wrapper
1164 that assumes direct usage.
1165 (gen_type_die_with_usage): Replace calls to gen_type_die
1166 with gen_type_die_with_usage adding the program usage of
1167 the referenced type.
1168 (dwarf2out_imported_module_or_decl): Suppress struct debug
1169 information using should_emit_struct_debug when appropriate.
1171 2007-04-16 Ian Lance Taylor <iant@google.com>
1173 PR tree-optimization/31522
1174 * tree-vrp.c (vr_phi_edge_counts): New static variable.
1175 (vrp_initialize): Allocate vr_phi_edge_counts.
1176 (vrp_visit_phi_node): Don't push to infinity if we saw a new
1177 executable edge. Drop test for all constants.
1178 (vrp_finalize): Free vrp_phi_edge_counts.
1180 * doc/cpp.texi (Common Predefined Macros): Clarify description of
1181 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
1183 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
1184 predecessors at head rather than tail.
1186 2007-04-16 Matthias Klose <doko@debian.org>
1188 * config/alpha/linux.h (CPP_SPEC): Define.
1189 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
1191 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
1193 * function.h: Remove sequence_stack extern declaration.
1195 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
1197 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
1199 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
1202 2007-04-16 Anatoly Sokolov <aesok@post.ru>
1204 * config/avr/avr.c (avr_arch_types): Rearranging array.
1205 (enum avr_arch): Add.
1206 (avr_mcu_types): Use avr_arch enumeration constants instead of
1208 * config/avr/avr.h (LINK_SPEC): Simplify.
1210 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
1212 * config/m68k/m68k.c (m68k_libcall_value,
1213 m68k_function_value): Use macros for register names more.
1215 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
1217 (M68K_REGNAME): Use A6_REG.
1218 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
1220 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1223 * sched-int.h (struct deps): Split field 'pending_lists_length' into
1224 'pending_read_list_length' and 'pending_write_list_length'. Update
1226 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
1227 to handle two length counters instead of one. Update all uses.
1228 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
1229 two length counters instead of one.
1230 * sched-rgn.c (propagate_deps): Update to handle two length counters
1233 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
1236 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
1237 copy of source, pass it to ix86_expand_vector_set and return
1240 2007-04-16 David Ung <davidu@mips.com>
1241 Joseph Myers <joseph@codesourcery.com>
1243 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
1244 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
1245 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
1246 Add 74K processor information.
1247 * config/mips/mips.md: Include 74k.md.
1248 (cpu): Add 74kc,74kf,74kx.
1249 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
1250 * config/mips/74k.md: New.
1251 * doc/invoke.texi (MIPS Options): Document 74K support.
1253 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
1255 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
1256 vectorizable_* functions.
1257 * tree-vect-transform.c (vectorizable_call): Add check for
1258 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
1259 (vectorizable_store): likewise.
1260 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
1262 (vectorizable_operation, vectorizable_type_demotion): Likewise.
1263 (vectorizable_type_promotion, vectorizable_load): Likewise.
1264 (vectorizable_live_operation, vectorizable_condition): Likewise.
1265 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
1267 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
1269 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1271 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
1272 register numbers more.
1273 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
1274 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
1275 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
1276 FUNCTION_VALUE_REGNO_P): Likewise.
1277 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
1278 STATIC_CHAIN_REGNUM): Likewise.
1279 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
1280 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
1281 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
1282 * config/m68k/m68k.md (FP_REG): New.
1284 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1286 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
1289 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1291 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
1292 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
1295 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
1297 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
1300 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
1303 * c-decl.c (finish_decl): Grab the type of the decl after the call
1304 to store_init_value.
1306 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
1308 * common.opt (fforward-propagate): Fix "Optimization" annotation.
1310 2007-04-14 Jakub Jelinek <jakub@redhat.com>
1313 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
1314 post dominators and cleanup cfg before returning.
1316 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
1318 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
1319 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
1321 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
1323 * config.gcc: Recognize fido.
1324 * config/m68k/m68k-devices.def (fidoa): New.
1325 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
1327 (FL_FIDOA, TARGET_FIDOA): New.
1328 * config/m68k/m68k.opt (mfidoa): New.
1330 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1333 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
1334 when a personality function is used.
1336 2007-04-13 Bob Wilson <bob.wilson@acm.org>
1338 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
1340 2007-04-13 Mike Stump <mrs@apple.com>
1342 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
1344 * config/darwin.opt (fapple-kext): Make C++ only.
1345 * config/darwin.c (darwin_override_options): Remove code to ensure
1346 -fapple-kext is given for C++ only.
1348 2007-04-13 Richard Sandiford <richard@codesourcery.com>
1350 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
1351 * config/mips/mips.c (override_options): Call
1352 SUBTARGET_OVERRIDE_OPTIONS, if defined.
1354 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
1356 * config/i386/i386.opt (msvr3-shlib): Removed.
1358 * doc/invoke.texi: Remove -msvr3-shlib.
1360 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
1362 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
1363 with "popcnt" instruction.
1365 2007-04-13 Richard Guenther <rguenther@suse.de>
1367 PR tree-optimization/21258
1368 * tree-vrp.c (compare_case_labels): New helper.
1369 (find_switch_asserts): New function.
1370 (find_assert_locations): Call it for SWITCH_EXPRs.
1372 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
1374 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
1375 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
1376 check is now implied in X87_FLOAT_MODE_P.
1377 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
1378 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
1379 (fix_trunc<mode>_i386_fisttp): Ditto.
1380 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
1381 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
1382 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
1383 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
1384 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
1385 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
1386 (unnamed_splitters): Ditto.
1387 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
1388 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
1389 FIRST_SSE_REG for local functions when SSE math is enabled or
1390 for functions with sseregparm attribute.
1391 (standard_80387_constant_p): Return -1 if mode is not
1393 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
1394 (ix86_expand_compare): Ditto.
1395 (ix86_expand_carry_flag_compare): Ditto.
1396 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
1397 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
1398 DECIMAL_FLOAT_MODE_P.
1399 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
1400 of SCALAR_FLOAT_MODE_P.
1401 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
1402 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
1403 checks before FLOAT_MODE_P.
1404 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
1405 before FLOAT_MODE_P.
1410 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
1412 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
1413 Charles Wilson <libtool@cwilson.fastmail.fm>
1415 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
1416 (libgcc.mvars): Don't depend on them.
1417 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
1418 * exec-tool.in: New.
1420 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
1422 * doc/invoke.text (--help): Document --help=common.
1424 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
1426 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
1428 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1430 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
1431 * genemit.c (main): Emit #include "integrate.h".
1432 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
1433 (LOADGP_RTP): New mips_loadgp_style.
1434 * config/mips/mips.h: Include config/vxworks-dummy.h.
1435 (TARGET_RTP_PIC): New macro.
1436 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
1437 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
1438 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
1440 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
1441 -mvxworks-pic when using -mrtp and a PIC option.
1442 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
1444 (mips_symbolic_constant_p, mips_symbolic_address_p)
1445 (mips_symbol_insns): Handle SYMBOL_HALF.
1446 (override_options): Warn about -G and -mrtp being used together.
1447 Initialize mips_lo_relocs[SYMBOL_HALF].
1448 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
1449 (mips_emit_loadgp): Handle LOADGP_RTP.
1450 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
1451 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
1452 (tablejump): Handle function-relative case table entries if
1454 * config/mips/predicates.md (symbol_ref_operand): New predicate.
1456 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1458 * config/mips/mips.md (load_call<mode>): Allow any general register.
1460 (sibcall_value_internal, sibcall_value_multiple_internal)
1461 (call_value_internal, call_value_split, call_value_multiple_internal)
1462 (call_value_multiple_split): Remove constraints from operand 0.
1464 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1466 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
1467 rather than loadgp_noshared.
1468 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
1469 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
1471 * config/mips/mips.md (loadgp): Rename to...
1472 (loadgp_newabi): ...this.
1473 (loadgp_noshared): Rename to...
1474 (loadgp_absolute): ...this.
1476 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1478 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
1479 false for locally-binding symbols.
1480 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
1482 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1484 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
1485 (SYMBOL_GOT_PAGE_OFST): ...this.
1486 (SYMBOL_GOT_GLOBAL): Rename to...
1487 (SYMBOL_GOT_DISP): ...this.
1488 (SYMBOL_GOTOFF_GLOBAL): Rename to...
1489 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
1490 * config/mips/mips.c (mips_global_symbol_p): New function.
1491 (mips_symbol_binds_local_p): Likewise.
1492 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
1493 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
1494 and mips_symbol_binds_local_p.
1495 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
1496 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
1497 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
1499 (mips_ok_for_lazy_binding_p): New function.
1500 (mips_load_call_address, mips_expand_call): Use it.
1501 (mips_dangerous_for_la25_p): Likewise.
1502 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
1503 (*got_disp<mode>): Use got_disp_operand instead of
1504 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
1505 SYMBOL_GOTOFF_GLOBAL.
1506 (*got_page<mode>): Use got_page_ofst_operand instead of
1508 * config/mips/predicates.md (const_call_insn_operand): Use
1509 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
1510 (global_got_operand): Rename to...
1511 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
1513 (local_got_operand): Rename to...
1514 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
1515 of SYMBOL_GOT_LOCAL.
1517 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1519 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
1520 TARGET_CALL_CLOBBERED_GP.
1521 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
1522 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
1523 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
1524 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
1525 of TARGET_ABICALLS && !TARGET_NEWABI.
1526 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
1527 * config/mips/mips.c (mips_load_call_address): Check
1528 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
1529 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
1530 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
1531 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
1532 TARGET_ABICALLS && TARGET_NEWABI.
1533 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
1535 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
1536 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
1537 TARGET_ABICALLS && TARGET_NEWABI.
1538 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
1539 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
1540 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
1541 whether indirect calls must use $25.
1542 (mips_extra_live_on_entry): Check TARGET_GOT instead of
1544 * config/mips/mips.md (jal_macro): Check flag_pic and
1545 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
1546 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
1547 instead of TARGET_ABICALLS.
1548 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
1549 TARGET_ABICALLS && TARGET_OLDABI.
1550 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
1551 (sibcall): In the comment above the define_insn, mention
1552 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
1553 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
1554 instead of TARGET_ABICALLS.
1556 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
1558 * doc/md.texi (Blackfin family constraints): Document PA and PB.
1559 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
1560 (MACFLAGS_MATCH_P): New macro.
1561 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
1562 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
1563 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
1564 the other MACFLAG constants.
1565 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
1566 (flag_machi): Tighten constraints. Renumber some of the operands.
1567 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
1569 (flag_machi_parts_acconly): New pattern.
1570 (flag_macinithi): Tighten constraints. Allow any accumulator to be
1572 (flag_macinit1hi): Tighten constraints.
1573 (flag_mul_macv2hi_parts_acconly): New pattern.
1575 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
1576 Use a more efficient implementation.
1577 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
1578 inline sequences when not optimizing for size.
1580 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
1581 movhi_high2low): Delete, merge functionality into...
1582 (packv2hi): ... this pattern.
1584 2007-02-11 Jie Zhang <jie.zhang@analog.com>
1585 * config/bfin/bfin.opt (msim): New option.
1586 (mcpu=): New option.
1587 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
1588 (bfin_cpu_t): Typedef of enum bfin_cpu.
1589 (bfin_cpu_type): New declaration.
1590 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
1591 -msim and -mcpu= options.
1592 (LIB_SPEC): Likewise.
1593 * config/bfin/bfin.c (bfin_cpu_type): Define.
1594 (bfin_handle_option): Handle -mcpu= option.
1595 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
1596 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
1597 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
1599 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1601 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
1602 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
1603 (powerpc-wrs-vxworksae): Use ${tm_file}.
1604 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
1605 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
1606 * config/i386/vx-common.h: New file.
1608 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1610 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
1613 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
1615 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
1618 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
1622 * c-common.c (c_build_qualified_type): Set canonical type
1625 2007-04-12 Richard Guenther <rguenther@suse.de>
1627 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
1628 lower bound and element size if lower bound is not zero
1629 or either of the ARRAY_REF operands is set.
1631 2007-04-12 Richard Guenther <rguenther@suse.de>
1633 PR tree-optimization/24689
1634 PR tree-optimization/31307
1635 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
1637 * gimplify.c (canonicalize_addr_expr): To be consistent with
1638 gimplify_compound_lval only set operands two and three of
1639 ARRAY_REFs if they are not gimple_min_invariant. This makes
1640 it never at this place.
1641 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
1643 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1645 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
1646 null before emitting a .nsubspa directive.
1648 2007-04-11 Diego Novillo <dnovillo@redhat.com>
1650 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
1651 need_to_partition_p if there are no memory statements in the
1654 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
1656 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
1657 (gcd_of_steps_may_divide_p): New function.
1658 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
1660 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
1662 * reload.c (find_reloads_toplev, find_reloads_address,
1663 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
1664 not a pointer equality test, to decide if we need to call
1665 push_reg_equiv_alt_mem.
1667 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
1669 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
1670 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
1671 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
1673 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
1675 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
1676 vector to be positive.
1678 2007-04-11 Diego Novillo <dnovillo@redhat.com>
1682 * doc/invoke.texi: Document --params max-aliased-vops and
1684 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
1685 debug_memory_partitions): Move to tree-flow.h
1686 * params.h (AVG_ALIASED_VOPS): Define.
1687 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
1689 (mp_info_t): Likewise.
1690 (get_mem_sym_stats_for): New.
1691 (set_memory_partition): Move from tree-flow-inline.h.
1692 (mark_non_addressable): Only clear the set of symbols for the
1693 partition if it exists.
1694 (dump_memory_partitions): Move from tree-ssa-operands.c
1695 (debug_memory_partitions): Likewise.
1696 (need_to_partition_p): New.
1697 (dump_mem_ref_stats): New.
1698 (debug_mem_ref_stats): New.
1699 (dump_mem_sym_stats): New.
1700 (debug_mem_sym_stats): New.
1701 (update_mem_sym_stats_from_stmt): New.
1702 (compare_mp_info_entries): New.
1703 (mp_info_cmp): Call it.
1704 (sort_mp_info): Change argument to a list of mem_sym_stats_t
1706 (get_mpt_for): Move from tree-ssa-operands.c.
1707 (find_partition_for): New.
1708 (create_partition_for): Remove.
1709 (estimate_vop_reduction): New.
1710 (update_reference_counts): New.
1711 (build_mp_info): New.
1712 (compute_memory_partitions): Refactor.
1713 Document new heuristic.
1714 Call build_mp_info, update_reference_counts,
1715 find_partition_for and estimate_vop_reduction.
1716 (compute_may_aliases): Populate virtual operands before
1717 calling debugging dumps.
1718 (delete_mem_sym_stats): New.
1719 (delete_mem_ref_stats): New.
1720 (init_mem_ref_stats): New.
1721 (init_alias_info): Call it.
1722 (maybe_create_global_var): Remove alias_info argument.
1723 Get number of call sites and number of pure/const call sites
1724 from gimple_mem_ref_stats().
1725 (dump_alias_info): Call dump_memory_partitions first.
1726 (dump_points_to_info_for): Show how many times a pointer has
1728 * opts.c (decode_options): For -O2 set --param
1729 max-aliased-vops to 500.
1730 For -O3 set --param max-aliased-vops to 1000 and --param
1731 avg-aliased-vops to 3.
1732 * fortran/options.c (gfc_init_options): Remove assignment to
1734 * tree-flow-inline.h (gimple_mem_ref_stats): New.
1735 * tree-dfa.c (dump_variable): Dump memory reference
1737 Dump NO_ALIAS* settings.
1738 (referenced_var_lookup): Tidy.
1739 (mem_sym_stats): New.
1740 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
1741 and ORIG are different SSA names for a memory partition.
1742 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
1743 * tree-flow.h (struct mem_sym_stats_d): Define.
1744 (mem_sym_stats_t): Define.
1745 (struct mem_ref_stats_d): Define.
1746 (struct gimple_df): Add field mem_ref_stats.
1747 (enum noalias_state): Define.
1748 (struct var_ann_d): Add bitfield noalias_state.
1749 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
1750 debug_mem_ref_stats, debug_memory_partitions,
1751 debug_mem_sym_stats): Declare.
1752 * tree-ssa-structalias.c (update_alias_info): Update call
1753 sites, pure/const call sites and asm sites in structure
1754 returned by gimple_mem_ref_stats.
1755 Remove local variable IS_POTENTIAL_DEREF.
1756 Increase NUM_DEREFS if the memory expression is a potential
1758 Call update_mem_sym_stats_from_stmt.
1759 If the memory references memory, call
1760 update_mem_sym_stats_from_stmt for all the direct memory
1761 symbol references found.
1762 (intra_create_variable_infos): Set noalias_state field for
1763 pointer arguments according to the value of
1764 flag_argument_noalias.
1765 * tree-ssa-structalias.h (struct alias_info): Remove fields
1766 num_calls_found and num_pure_const_calls_found.
1767 (update_mem_sym_stats_from_stmt): Declare.
1768 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
1769 Set default value to 100.
1770 (PARAM_AVG_ALIASED_VOPS): Define.
1772 2007-04-11 Richard Guenther <rguenther@suse.de>
1775 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
1776 a * -b + c as c - a * b if we honor sign dependent rounding.
1778 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
1780 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
1782 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
1783 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
1785 (initialize_trampoline): Don't use old-style function definition.
1786 (bfin_secondary_reload): Mark IN_P argument as unused.
1788 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
1790 PR tree-optimization/31343
1791 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
1792 (build_polynomial_chrec): Return a scalar when the evolution is zero.
1793 * testsuite/gcc.dg/vect/pr31343.c: New.
1795 2007-04-10 Eric Christopher <echristo@apple.com>
1797 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
1798 * config/i386/i386.md (*cmpfp0): Use.
1799 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
1800 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
1801 (fix_trunc<mode>_i386_fisttp): Ditto.
1802 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
1803 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
1804 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
1805 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
1806 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
1807 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
1808 (unnamed_splitters): Ditto.
1809 * config/i386/i386.c (output_fix_trunc): Assert that
1810 we're not being passed a TFmode operand.
1812 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
1814 PR tree-optimization/31526
1815 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
1816 n_basic_blocks to find newly added blocks.
1818 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
1820 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
1822 (fix_trunc<mode>si_sse): Ditto.
1823 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
1824 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
1825 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
1826 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
1827 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
1828 expander using SSEMODEF mode macro.
1829 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
1830 expander using SSEMODEF mode macro.
1831 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
1832 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
1833 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
1834 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
1835 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
1836 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
1837 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
1838 Macroize insn using X87MODEF mode macro.
1840 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
1842 * config/i386/sse.md (sse2_pinsrw): Removed.
1843 (sse2_pextrw): Renamed to ...
1844 (*sse2_pextrw): This.
1846 2007-04-09 Jan Hubicka <jh@suse.cz>
1849 * config/i386/sse.md
1850 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
1851 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
1852 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
1853 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
1855 2007-04-09 Jan Hubicka <jh@suse.cz>
1857 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
1858 multiple fields of union.
1860 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
1862 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
1863 (create_preheaders): Check that loops are available.
1864 (fix_loop_structure): Clean up, improve comments.
1865 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
1866 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
1868 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
1869 * predict.c (tree_estimate_probability): Do not call
1870 calculate_dominance_info. Call create_preheaders.
1871 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
1872 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
1874 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
1875 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
1876 * tree-cfg.c (tree_split_edge): Make an assert more precise.
1877 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
1880 2007-04-08 Jan Hubicka <jh@suse.cz>
1882 * tree.h (maybe_fold_offset_to_component_ref): Declare.
1883 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
1884 * fold-const.c (fold_unary): Use it.
1886 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
1888 * varasm.c (assemble_variable): Remove call to
1889 lang_hooks.decls.prepare_assemble_variable.
1890 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
1891 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
1892 * langhooks.h (lang_hooks_for_decls): Remove
1893 prepare_assemble_variable.
1895 2007-04-08 Mike Stump <mrs@apple.com>
1897 * config/i386/i386.c: Use inc/dec on Core2.
1899 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
1901 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
1902 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
1903 lhd_tree_inlining_end_inlining): Remove.
1904 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
1905 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
1907 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
1908 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
1909 lhd_tree_inlining_end_inlining): Remove prototypes.
1910 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
1911 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
1912 LANG_HOOKS_TREE_INLINING_START_INLINING,
1913 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
1915 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
1918 2007-04-08 Anatoly Sokolov <aesok@post.ru>
1921 * config/avr/predicates.md (io_address_operand): Delete predicate.
1922 (low_io_address_operand): Don't use 'mode' argument.
1923 (higth_io_address_operand): Rename ...
1924 (high_io_address_operand): ... to this. Don't use 'mode' argument.
1925 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
1928 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
1930 Revert change removing staticp.
1932 2007-04-07 Anatoly Sokolov <aesok@post.ru>
1935 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
1938 2007-04-07 Bruce Korb <bkorb@gnu.org>
1940 * c.opt: Add -Wformat-contains-nul.
1941 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
1943 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
1944 the NUL byte warning.
1946 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
1948 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
1950 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
1952 * tree.c (staticp): No longer use staticp langhook.
1953 * langhooks.c (lhd_staticp): Removed.
1954 * langhooks.h (struct lang_hooks): Remove staticp.
1955 * c-common.c (c_staticp): Remove.
1956 * c-common.h (c_staticp): Ditto.
1957 * langhooks-defs.h (lhd_staticp): Ditto.
1958 (LHD_HOOKS_STATICP): Ditto
1959 * tree.h (gcc_assert_lowered): New macro.
1961 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1963 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
1964 argument "reliable".
1965 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
1966 Add argument "reliable". Propagate it through calls.
1967 (infer_loop_bounds_from_undefined): Derive number of iterations
1968 estimates from references in blocks that do not dominate loop latch.
1969 (gcov_type_to_double_int): New function.
1970 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
1971 and expected_loop_iterations_unbounded.
1972 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
1973 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
1974 * tree-data-ref.c (estimated_loop_iterations): Export.
1975 (get_references_in_stmt): Fix -- do not return addresses of local
1977 * cfgloop.h (expected_loop_iterations_unbounded,
1978 estimated_loop_iterations): Declare.
1980 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
1982 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
1984 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
1986 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
1987 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
1988 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
1989 Use output_387_reg_move().
1990 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
1991 expander using X87MODEF12 mode macro.
1992 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
1993 choosing register preferences. Use output_387_reg_move().
1994 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
1995 instead of "x". Use output_387_reg_move().
1996 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
1997 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
1998 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
1999 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
2000 Use output_387_reg_move().
2001 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
2003 (*truncxf?f_i387 splitter): Ditto.
2005 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
2007 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2008 LANG_HOOKS_SAFE_FROM_P.
2009 * expr.c (safe_from_p): Remove langhook call.
2010 * langhooks.h (lang_hooks): Remove safe_from_p.
2011 (lhd_safe_from_p): Remove prototype.
2012 * langhooks.c (lhd_safe_from_p): Remove.
2014 2007-04-06 Jan Hubicka <jh@suse.cz>
2016 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
2019 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
2021 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
2022 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
2023 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
2024 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
2026 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
2027 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
2029 2007-04-05 Richard Henderson <rth@redhat.com>
2031 * config/alpha/alpha.c (print_operand) [+]: Remove.
2032 (alpha_end_function): Print nop if call at end of function.
2033 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
2034 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
2035 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
2036 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
2037 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
2038 the call pattern. Update peepholes to match.
2040 2007-04-05 Janis Johnson <janis187@us.ibm.com>
2042 * doc/extend.texi (Other Builtins): Add decimal float variants
2044 * builtins.def: Ditto.
2045 * builtins.c (expand_builtin): Ditto.
2047 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
2048 H.J. Lu <hongjiu.lu@intel.com>
2051 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
2052 of V8HImode when calling ix86_binary_operator_ok.
2053 (sse2_pmaddwd): Call ix86_binary_operator_ok.
2054 (sdot_prodv8hi): Operands 1 and 2 must be register.
2056 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2058 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
2059 initialize align to silence bogus warning.
2061 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2064 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
2066 (struct sra_walk_fns): Remove use_all parameter from use.
2067 (sra_hash_tree): Handle BIT_FIELD_REFs.
2068 (sra_elt_hash): Don't hash bitfld blocks.
2069 (sra_elt_eq): Skip them in parent compares as well. Handle
2071 (sra_walk_expr): Don't maintain or pass down use_all_p.
2072 (scan_use): Remove use_all parameter.
2073 (scalarize_use): Likewise. Re-expand assignment to
2074 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
2075 output, and re-scalarize after output. Don't mark anything
2077 (scalarize_ldst): Adjust.
2078 (scalarize_walk_gimple_modify_statement): Likewise.
2079 (build_element_name_1): Handle BIT_FIELD_REFs.
2080 (instantiate_element): Don't warn for any element whose parent
2082 (instantiate_missing_elements_1): Return the sra_elt.
2083 (canon_type_for_field): New.
2084 (try_instantiate_multiple_fields): New.
2085 (instantiate_missing_elemnts): Use them.
2086 (mark_no_warning): Removed.
2087 (generate_one_element_ref): Handle BIT_FIELD_REFs.
2088 (REPLDUP, sra_build_elt_assignment): New.
2089 (generate_copy_inout): Use them.
2090 (generate_element_copy): Likewise. Handle bitfld differences.
2091 (generate_element_zero): Don't recurse for blocks. Use
2092 sra_build_elt_assignment.
2093 (generate_one_element_int): Take elt instead of var. Use
2094 sra_build_elt_assignment.
2095 (generate_element_init_1): Adjust.
2096 (scalarize_use, scalarize_copy): Use REPLDUP.
2097 (scalarize_ldst): Move assert before dereference.
2098 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
2100 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
2102 * regmove.c: Fix unused variable warnings due to previous commit.
2104 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
2106 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
2107 (regmove_bb_head): Remove.
2108 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
2109 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
2110 problems with fixup_match_1.
2111 Don't initialize/free regmove_bb_head.
2113 (reg_is_remote_constant_p): If an insn is in the same basic block
2114 but not before INSN, consider it remote, too.
2116 2007-04-05 Anatoly Sokolov <aesok@post.ru>
2119 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
2120 DECL_ASSEMBLER_NAME, not the DECL_NAME.
2122 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
2124 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
2125 (CONDITIONAL_REGISTER_USAGE): Likewise.
2127 2007-04-04 Richard Henderson <rth@redhat.com>
2129 * config/alpha/lib1funcs.asm: Remove unused file.
2131 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2134 * opts.c (print_specific_help): Fix --help=<language>
2136 (common_handle_option): Support --help=common.
2138 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2141 * gcc.c (main): Do not run the linker if
2142 print_subprocess_help indicates that it shouldn't be
2145 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2148 * doc/invoke.texi (--help=): Document <languages> value, fix
2149 formatting in tables of values.
2151 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
2153 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
2154 dllimport attribute of virtual methods.
2156 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
2158 * config/score/crti.asm: Change _bss_start to __bss_start.
2159 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
2160 (OUTGOING_REG_PARM_STACK_SPACE) update.
2161 * config/score/score.opt: add options to make backend support
2162 score5, score5u, score7 and score7d.
2163 * config/score/score.md: Likewise.
2164 * config/score/misc.md: Likewise.
2165 * config/score/mac.md: Likewise.
2166 * doc/invoke.texi: Likewise.
2167 * doc/md.texi: update constraints define.
2169 2007-04-03 Richard Henderson <rth@redhat.com>
2171 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
2172 an appropriate type, use the mode instead.
2174 2007-04-03 Richard Sandiford <richard@codesourcery.com>
2176 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
2177 Set the default --with-arch setting to mips2.
2178 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
2179 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2180 (MULTILIB_OSDIRNAMES): Delete.
2181 (MULTILIB_DIRNAMES): Define.
2182 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
2183 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
2184 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
2185 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
2186 VXWORKS_OS_CPP_BUILTINS.
2187 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
2188 (MIPS_DEBUGGING_INFO): Undefine.
2189 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
2191 2007-04-03 Jakub Jelinek <jakub@redhat.com>
2194 * fold-const.c (native_encode_real): Encode real.c provided longs
2195 as a series of 32-bit native integers.
2196 (native_interpret_real): Interpret buffer as a series of 32-bit
2199 2007-04-03 Richard Guenther <rguenther@suse.de>
2201 * genpreds.c (write_insn_constraint_len): Write function
2202 optimized for CONSTRAINT_LEN implementation.
2203 (write_tm_preds_h): Output insn_constraint_len inline and
2204 use it for CONSTRAINT_LEN.
2205 (write_insn_preds_c): Don't output insn_constraint_len.
2206 * doc/md.texi (define_register_constraint): Document multi-letter
2207 constraints shall have the same length if they start with the same
2210 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
2213 * config/i386/i386.md (isinf<mode>2): Expand only when
2214 TARGET_C99_FUNCTIONS is set.
2216 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
2218 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
2219 (x86_64-*-linux*): Ditto.
2220 * config/i386/i386.opt (mpc): New option.
2221 * config/i386/i386.c (overrride_options): Handle
2222 ix87_precision_string.
2223 * config/i386/crtprec.c: New file.
2224 * config/i386/t-crtpc: Ditto.
2225 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
2227 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
2228 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
2229 crtprec32.o, crtprec64.o and crtprec80.o.
2231 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
2233 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
2235 2007-04-02 Eric Christopher <echristo@apple.com>
2237 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
2238 limitations on darwin.
2240 2007-04-02 Anatoly Sokolov <aesok@post.ru>
2243 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
2245 2007-04-02 Dave Korn <dave.korn@artimi.com>
2247 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
2249 2007-04-02 Dave Korn <dave.korn@artimi.com>
2251 * libgcc2.h (exception_descriptor): Don't forward-declare.
2252 (__get_eh_table_language, __get_eh_table_version): Delete
2253 prototypes of long-dead functions.
2255 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
2257 * ebitmap.h: New file
2258 * ebitmap.c: New file
2259 * Makefile.in (ebitmap.o): New target.
2261 2007-04-01 Jan Hubicka <jh@suse.cz>
2263 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
2264 before very first instruction.
2266 2007-04-01 Jan Hubicka <jh@suse.cz>
2268 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
2269 waring on 64bit hosts.
2270 * bitmap.h: Fix typo in bitmap_head_def.
2272 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
2274 PR rtl-optimization/31391
2275 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
2276 into a DELETED_LABEL note, and the label is in an empty basic
2277 block, update BB_END as well as BB_HEAD.
2279 2007-04-01 Richard Henderson <rth@redhat.com>
2281 PR tree-optimization/31169
2282 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
2283 to varying if the range is outside [0, prec-1].
2285 2007-04-01 Richard Sandiford <richard@codesourcery.com>
2288 * config/mips/mips.md (load_const_gp): New insn.
2289 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
2290 the MIPS16 GP pseudo register if no_new_pseudos.
2291 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
2293 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2296 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
2298 (call_value): Likewise.
2300 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
2301 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2304 * doc/invoke.texi: (optimization options): Reword description
2305 of -ffast-math. Document its primary purpose.
2307 2007-03-31 Richard Guenther <rguenther@suse.de>
2309 * omp-low.c (splay-tree.h): Include.
2310 (lookup_decl): Replace splay-tree usage by pointer-map.
2311 (maybe_lookup_decl): Likewise.
2312 (new_omp_context): Likewise.
2313 (delete_omp_context): Likewise.
2314 * gimplify.c (splay-tree.h): Include.
2315 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
2317 (remap_ssa_name): Likewise.
2318 (remap_decl): Likewise.
2319 (remap_type_1): Likewise.
2320 (remap_type): Likewise.
2321 (copy_body_r): Likewise.
2322 (expand_call_inline): Likewise.
2323 (clone_body): Likewise.
2324 (copy_tree_r): Likewise.
2325 (remap_save_expr): Likewise.
2326 (unsave_r): Likewise.
2327 (unsave_expr_now): Likewise.
2328 (tree_function_versioning): Likewise.
2329 (build_duplicate_type): Likewise.
2330 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
2331 (struct copy_body_data): Replace splay-tree by pointer-map.
2332 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
2333 not $(SPLAY_TREE_H).
2334 (gimplify.o): Depend on $(SPLAY_TREE_H).
2335 (omp-low.p): Likewise.
2337 2007-03-31 Anatoly Sokolov <aesok@post.ru>
2339 * config/avr/predicates.md (even_register_operand,
2340 odd_register_operand): New predicates.
2341 * config/avr/avr.md (movw peephole2): New.
2342 (movw_r peephole2): New.
2344 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
2346 * tree.h (get_signed_or_unsigned_type): New.
2347 * fold-const.c (operand_equal_for_comparison_p): Use
2348 get_signed_or_unsigned_type instead of
2349 lang_hooks.types.signed_or_unsigned_type.
2350 * expr.c (store_expr): Ditto.
2351 * langhooks.c (get_signed_or_unsigned_type): New.
2352 (lhd_signed_or_unsigned_type): New.
2353 * langhooks.h (lhd_signed_or_unsigned_type): New.
2354 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
2356 2007-03-30 Richard Henderson <rth@redhat.com>
2358 * tree-ssa-loop-ivopts.c: Include target.h.
2359 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
2360 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
2361 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
2362 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
2364 2007-03-30 Richard Henderson <rth@redhat.com>
2365 Kai Tietz <kai.tietz@onevision.com>
2367 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
2369 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
2370 (TARGET_64BIT_MS_ABI): New.
2371 (DBX_REGISTER_NUMBER): Handle 64-bit.
2372 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
2373 (LONG_TYPE_SIZE): Force to 32.
2374 (REG_PARM_STACK_SPACE): New.
2375 (OUTGOING_REG_PARM_STACK_SPACE): New.
2376 (REGPARM_MAX, SSE_REGPARM_MAX): New.
2377 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
2378 (STACK_BOUNDARY): Use 128 for 64-bit.
2379 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
2380 Add 64-bit implementation.
2381 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
2383 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
2384 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
2385 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
2386 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
2387 (ix86_handle_cconv_attribute): Don't warn when ignoring if
2388 TARGET_64BIT_MS_ABI.
2389 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
2390 (ix86_pass_by_reference): Likewise.
2391 (ix86_function_value_regno_p): Likewise.
2392 (ix86_build_builtin_va_list): Likewise.
2393 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
2394 (function_arg_advance_ms_64): New.
2395 (function_arg_advance): Call it.
2396 (function_arg_ms_64): New.
2397 (function_arg): Call it.
2398 (function_value_ms_64): New.
2399 (ix86_function_value_1): Call it.
2400 (return_in_memory_ms_64): New.
2401 (ix86_return_in_memory): Call it.
2402 (setup_incoming_varargs_ms_64): New.
2403 (ix86_setup_incoming_varargs): Call it.
2404 (ix86_expand_prologue): Handle 64-bit stack probing.
2405 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
2406 (output_pic_addr_const): Likewise.
2407 (x86_this_parameter): Likewise.
2408 (x86_output_mi_thunk): Likewise.
2409 (x86_function_profiler): Likewise.
2410 (TARGET_STRICT_ARGUMENT_NAMING): New.
2411 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
2412 (TARGET_64BIT_MS_ABI): New.
2413 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
2414 * config/i386/i386.md (allocate_stack_worker): Remove.
2415 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
2416 describe the clobber of eax without a match_scratch.
2417 (allocate_stack_worker_postreload): Remove.
2418 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
2419 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
2420 (allocate_stack_worker_rex64_postreload): Remove.
2421 (allocate_stack): Handle 64-bit.
2422 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
2423 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
2424 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
2425 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
2426 (STANDARD_STARTFILE_PREFIX_1): Likewise.
2427 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
2428 * config.build (x86_64-*-mingw*): New host.
2429 * config.host (x86_64-*-mingw*): New host.
2430 * config.gcc (x86_64-*-mingw*): New target.
2431 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
2433 2007-03-30 Richard Henderson <rth@redhat.com>
2434 Kai Tietz <kai.tietz@onevision.com>
2436 * c-pragma.c (struct def_pragma_macro_value): New.
2437 (struct def_pragma_macro): New.
2438 (pushed_macro_table): New.
2439 (dpm_hash, dpm_eq): New.
2440 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
2441 (init_pragma): Install them.
2442 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
2444 2007-03-30 Anatoly Sokolov <aesok@post.ru>
2446 * config/avr/avr.c (avr_override_options): Clear
2447 'flag_delete_null_pointer_checks'.
2449 2007-03-30 Paolo Carlini <pcarlini@suse.de>
2452 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
2453 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
2454 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
2455 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
2456 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
2457 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
2458 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
2460 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
2462 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
2464 * regmove.c: Move all of pass_stack_adjustments from here...
2465 * combine-stack-adj.c: ...to this new file.
2466 * Makefile.in: Add rules for combine-stack-adj.o.
2468 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
2470 PR tree-optimization/31383
2471 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
2472 to have the same length.
2474 2007-03-30 Jan Hubicka <jh@suse.cz>
2477 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
2478 availablility; add more sanity checking; ask varpool only about
2481 2007-03-29 Richard Henderson <rth@redhat.com>
2483 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
2484 to decide, but __SIZEOF_LONG_LONG__.
2486 2007-03-29 Richard Henderson <rth@redhat.com>
2488 * emutls.c (struct __emutls_array): New.
2489 (emutls_destroy): Use it instead of casting element 0 from void*.
2490 (__emutls_get_address): Likewise.
2492 2007-03-29 Richard Henderson <rth@redhat.com>
2494 * varasm.c (initializer_constant_valid_p): Don't deny
2495 DECL_DLLIMPORT_P on functions.
2497 * config/i386/cygming.h: Remove function declarations.
2498 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
2499 (ASM_OUTPUT_LABELREF): Remove.
2500 (COMMON_ASM_OP): Remove.
2501 (ASM_OUTPUT_COMMON): Remove.
2502 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
2503 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
2504 (ASM_DECLARE_FUNCTION_NAME): Likewise.
2505 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
2506 Rename from TARGET_ENCODE_SECTION_INFO.
2507 * config/i386/netware.h: Likewise.
2508 * config/i386/i386-protos.h: Update.
2509 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
2510 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
2511 (legitimate_constant_p): Reject dllimports.
2512 (dllimport_map, get_dllimport_decl): New.
2513 (legitimize_dllimport_symbol): New.
2514 (legitimize_address, ix86_expand_move): Use it.
2515 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
2516 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
2517 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
2518 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
2519 * config/i386/predicates.md (constant_call_address_operand): Only
2520 accept symbols; reject dllimport_p symbols.
2521 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
2522 i386_pe_maybe_record_exported_symbol.
2523 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
2524 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
2525 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
2526 trust the setting of DECL_DLLIMPORT_P.
2527 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
2528 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
2529 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
2530 tidy the argument scanning loop.
2531 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
2532 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
2533 (i386_pe_strip_name_encoding): Remove.
2534 (i386_pe_binds_local_p): New.
2535 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
2536 (i386_pe_output_labelref): Remove.
2537 (i386_pe_asm_output_aligned_decl_common): New.
2538 (i386_pe_maybe_record_exported_symbol): Rename from
2539 i386_pe_record_exported_symbol; check for dllexported symbols.
2541 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
2543 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
2544 add comment explaining why vsnprintf cannot be used.
2546 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
2548 PR tree-optimization/30666
2549 * tree.c (build_complex_type): When creating type names for DWARF2
2550 debug info, create TYPE_DECLs for TYPE_NAME instead of
2552 (build_common_tree_nodes_2): Use build_complex_type when building
2553 predefined complex types, to preserve canonical types.
2555 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
2557 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
2558 (noce_get_alt_condition): Look at it to determine whether to
2559 reverse the condition or not.
2560 (noce_get_condition): Substitute the truth for lies.
2561 (noce_find_if_block): Set the then_else_reversed field.
2563 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
2565 * config/fr30/fr30.md (movdi): Do not accept immediates as the
2566 destination of this insn.
2567 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
2568 than calling gen_rtx_SET directly. Use r0 to hold the value of
2569 'address + 4' rather than a stack based temporary which can be
2572 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
2574 * config/s390/s390.c (s390_secondary_input_reload_class,
2575 s390_secondary_output_reload_class): Functions removed.
2576 (s390_secondary_reload): New function.
2577 (TARGET_SECONDARY_RELOAD): Target macro defined.
2578 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
2579 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
2580 * config/s390/s390.md ("reload_outti", "reload_outdi",
2581 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
2582 "reload_out<mode>"): Expanders removed.
2583 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
2584 "reload<mode>_nonoffmem_out"): Expanders added.
2586 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
2588 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
2589 SRC->DEST replacement failed anyway.
2591 2007-03-28 Mike Stump <mrs@apple.com>
2593 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
2594 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
2595 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
2597 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2599 * config.gcc: Accept barcelona as a variant of amdfam10.
2600 * config/i386/i386.c (override_options): Likewise.
2601 * doc/invoke.texi: Likewise.
2603 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
2605 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
2606 offsets for BIT_FIELD_REF and COMPONENT_REF.
2608 2007-03-28 Richard Guenther <rguenther@suse.de>
2610 * tree.c (is_global_var): Move ...
2611 * tree-flow-inline.h (is_global_var): ... here.
2612 * tree.h (is_global_var): Remove declaration.
2614 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
2616 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
2618 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
2619 * config/i386/i386.c (ix86_tune_features): Initialize new
2621 * config/i386/predicates.md (promotable_binary_operator): Use
2622 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
2624 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
2627 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
2629 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
2631 * config/fr30/fr30.md (movsi_internal): Change destination
2632 constraint from m to V and add m to the end.
2634 2007-03-28 Christian Bruel <christian.bruel@st.com>
2636 * config/sh/sh.md (movsi_i): Fix type attribute.
2638 2007-03-28 Christian Bruel <christian.bruel@st.com>
2640 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
2641 (movsf_ie): Likewise.
2643 2007-03-28 Christian Bruel <christian.bruel@st.com>
2645 * config.gcc: Add sh4-300 to multilib.
2646 * config/sh/t-mlib-sh4-300: New file.
2648 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
2650 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
2651 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
2653 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
2654 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
2655 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
2656 "fixuns_trunctddi2"): Whitespace fix.
2658 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
2660 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
2661 the definition of struct sh_args.
2662 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
2663 CALL_COOKIE_INT_REG_GET): Likewise.
2665 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
2667 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
2668 transformations are applied successfully.
2670 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
2672 * tree.c (tree_contains_struct): Permit 512 tree codes.
2673 * tree.h (tree_contains_struct): Ditto.
2674 (MAX_TREE_CODES): Ditto.
2675 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
2676 SPARE member to store remaining padding bits.
2678 2007-03-27 Anatoly Sokolov <aesok@post.ru>
2680 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
2683 2007-03-27 Janis Johnson <janis187@us.ibm.com>
2685 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
2686 * configure: Regenerate.
2688 * configure: Regenerate using the correct version of autoconf.
2690 2007-03-27 Anatoly Sokolov <aesok@post.ru>
2692 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
2694 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
2695 regs to "__SP_L__" and "__SP_H__".
2697 2007-03-27 Richard Guenther <rguenther@suse.de>
2699 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
2700 computations with it with a HOST_WIDE_INT variable.
2702 2007-03-26 Mike Stump <mrs@apple.com>
2704 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
2705 objective-c-header, objective-c++-header and objc++-cpp-output
2707 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
2709 2007-03-26 Richard Henderson <rth@redhat.com>
2712 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
2713 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
2714 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
2715 IX86_BUILTIN_PSRLQ128): New.
2716 (ix86_init_mmx_sse_builtins): Add them.
2717 (ix86_expand_builtin): Expand them.
2718 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
2719 operand 2 be TImode.
2720 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
2721 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
2722 _mm_srli_epi64): Mark __B const.
2723 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
2724 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
2725 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
2726 new two-vector shift builtins.
2728 2007-03-26 Ian Lance Taylor <iant@google.com>
2730 PR tree-optimization/31345
2731 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
2732 [+INF, +INF(OVF)] into VARYING.
2734 2007-03-26 Zack Weinberg <zackw@panix.com>
2736 * gengtype-parse.c: New file.
2737 * gengtype-yacc.y: Delete.
2738 * gengtype-lex.l: Don't include gengtype-yacc.h.
2739 Define YY_DECL and yyterminate appropriately for recursive
2740 descent parser. yylval is now a string out-parameter to yylex.
2741 (HWS, EOID): New shorthand.
2742 (IWORD): Add a couple more types.
2743 (yylex): Add a setup stanza. Remove the complex rules for
2744 detecting GTY'ed types and typedefs; replace with simple
2745 keyword detectors. Adjust everything for the changed
2746 definition of yylval. Ignore all pp-directives, not just #define.
2748 (parse_file): Rename yybegin; do not call yyparse.
2750 * gengtype.c (xasprintf): Export again.
2751 (this_file): New. Use everywhere __FILE__ was being used.
2752 (get_lang_bitmap): Special case types defined in gengtype.c.
2753 (do_typedef, new_structure): Suppress definition of certain types.
2754 (new_structure): Improve diagnostics of duplicate definitions.
2755 Make sure location_s is associated with input.h.
2756 (nreverse_pairs, define_location_structures): New functions.
2757 (main): Improve tagging of kludge types. Remove old kludges
2758 for input.h types; use define_location_structures.
2759 * gengtype.h: Update prototypes. Define token codes here.
2760 * Makefile.in: Remove all references to gengtype-yacc.
2761 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
2763 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
2764 add GTY((skip)) to the field that's only conditionally there.
2765 * doc/install.texi: Document that Bison is no longer required
2766 unless building treelang.
2768 * gengtype.c: Don't include gtyp-gen.h.
2769 (srcdir): Declare here.
2770 (base_files, lang_dir_names): Allocate dynamically.
2771 (gt_files, num_gt_files, num_lang_dirs): New globals.
2772 (measure_input_list, read_input_line, read_input_list)
2773 (set_lang_bitmap): New functions.
2774 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
2775 simplify, relying on read_input_list to set up the bitmaps.
2776 (main): Arguments are no longer unused. Check for correct number
2777 of command line arguments, set srcdir and srcdir_len, then call
2778 read_input_list, before doing anything else. No need to worry
2779 about duplicates in main loop.
2780 * configure.ac: Simplify the calculation of all_gtfiles.
2781 Put language tags in there. Don't set or substitute
2782 all_gtfiles_files_langs or all_gtfiles_files_frags.
2783 * Makefile.in: Revamp the way gengtype is invoked, now that it
2784 takes a file on its command line with a much simpler format.
2785 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
2786 (GTFILES): Remove duplicates and C source files.
2787 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
2788 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
2789 * configure: Regenerate.
2791 * gengtype.h: Remove all type definitions to gengtype.c; leave
2792 only definitions of options_p, type_p, and pair_p as opaque
2793 pointers. Update prototypes.
2794 * gengtype.c: Many type definitions moved here from gengtype.h.
2795 Consolidate type definitions at the top of the file.
2796 (xvasprintf): Delete.
2797 (xasprintf): Make static.
2798 (create_nested_pointer_option): Add 'next' parameter.
2799 (create_field_all, create_field_at): New functions.
2800 (create_field): Now a thin wrapper around create_field_all.
2801 (create_optional_field): Rename create_optional_field_ and add
2802 line argument. Original name is now a macro which supplies
2804 (oprintf): Use vsnprintf directly.
2805 (close_output_files): Use fatal rather than perror/exit.
2806 (note_def_vec, note_def_vec_alloc): Use create_field_at.
2807 (main): Set progname. Don't use exit.
2808 * gengtype-yacc.y (struct_fields): Use create_field_at.
2809 (option, optionseqopt): Delete.
2810 (optionseq): Consolidate productions from option here so we
2811 can use the first argument to create_option.
2813 * gengtype-lex.l: Distinguish unions from structures in the
2814 token type. Don't call find_structure; return the tag as a string.
2815 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
2816 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
2817 Reorganize typedef_struct production accordingly.
2818 Use create_nested_ptr_option.
2819 * gengtype.c (create_nested_ptr_option): New function.
2820 * gengtype.h: Declare it.
2822 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
2823 (string_type): Don't declare.
2824 (do_scalar_typedef): Declare.
2825 (create_scalar_type): Update prototype.
2826 * gengtype.c (string_type): Make static.
2827 (scalar_nonchar, scalar_char): New.
2828 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
2829 (resolve_typedef): Use scalar_nonchar for error recovery.
2830 (create_scalar_type): Remove name_len field. Return scalar_char
2831 or scalar_nonchar as appropriate.
2832 (adjust_field_type): Look at scalar_is_char boolean to decide whether
2834 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
2836 (main): Initialize scalar_char and scalar_nonchar before calling
2838 * gengtype-lex.l: Adjust for removal of second argument to
2839 create_scalar_type. Use yylval.s instead of yylval.t when
2841 * gengtype-yacc.y: Type of SCALAR is string. Call
2842 create_scalar_type from type:SCALAR rule. Adjust for removal of
2843 second argument to create_scalar_type.
2845 * vec.h: Remove all #if IN_GENGTYPE blocks.
2846 Add comment saying that changes may require adjustments to gengtype.
2847 * gengtype.c: Don't include coretypes.h or tm.h.
2848 Add comment to inclusion of errors.h.
2849 (note_def_vec, note_def_vec_alloc): New functions.
2850 * gengtype.h: Declare new functions.
2851 * gengtype-lex.l: Don't include coretypes.h.
2852 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
2854 (update_lineno): Remove unnecessary prototype.
2855 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
2856 (VEC rule): Just return VEC_TOKEN.
2857 * gengtype-yacc.y (VEC_TOKEN): New token type.
2858 (type): Add a production for VEC(a,b).
2859 * Makefile.in: Update dependencies.
2861 * gengtype-lex.l: Remove rules for parsing pointer-to-function
2862 typedefs that use the old PARAMS macro.
2864 * gengtype-lex.l: Remove all rules and states relating to yacc
2866 * gengtype-yacc.y: Similarly.
2867 * gengtype.c (note_yacc_type): Delete function.
2868 * gengtype.h: Update prototypes.
2870 2007-03-26 Joseph Myers <joseph@codesourcery.com>
2872 * tree-pretty-print.c (dump_generic_node): Report precision of
2873 unnamed integer types.
2875 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
2877 * ifcvt.c (noce_try_store_flag_constants): Don't check
2878 no_new_pseudos here.
2879 (noce_try_store_flag_constants): Don't check no_new_pseudos.
2880 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
2881 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
2882 noce_try_sign_mask): Likewise.
2883 (if_convert): Check no_new_pseudos here.
2885 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
2887 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
2888 (noce_get_condition): Handle new then_else_reversed argument.
2889 (noce_init_if_info): Remove, fold into noce_find_if_block.
2890 (noce_process_if_block): Take a struct noce_if_info as the
2891 argument. Don't set up one based on ce_if_info. Update pointer
2892 references accordingly.
2893 (cond_move_process_if_block): Likewise.
2894 (process_if_block): Removed.
2895 (find_if_block): Removed. Move functionality two new functions,
2896 noce_find_if_block and cond_exec_find_if_block.
2897 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
2898 blocks and the symmetric IF-ELSE-JOIN case.
2899 (cond_exec_find_if_block): Also new function mostly based on old
2900 find_if_block and process_if_block.
2901 (find_if_header): Replace find_if_block call with separately
2902 guarded calls to noce_find_if_block and cond_exec_find_if_block.
2903 (find_cond_trap): Update noce_get_condition call.
2904 (dead_or_predicable): Likewise.
2906 2007-03-26 Jakub Jelinek <jakub@redhat.com>
2908 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
2910 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
2911 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
2912 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
2913 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
2914 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
2915 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
2916 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
2917 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
2918 __builtin_ia32_psrad128 builtins.
2920 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
2922 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
2923 * config/i386/constraints.md
2924 (define_constraint "I"): Use IN_RANGE macro.
2925 (define_constraint "J"): Ditto.
2926 (define_constraint "K"): Ditto.
2927 (define_constraint "M"): Ditto.
2928 (define_constraint "N"): Ditto.
2929 (define_constraint "O"): Ditto.
2930 * config/i386/predicates.md
2931 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
2932 (define_predicate "const_0_to_3_operand"): Ditto.
2933 (define_predicate "const_0_to_7_operand"): Ditto.
2934 (define_predicate "const_0_to_15_operand"): Ditto.
2935 (define_predicate "const_0_to_63_operand"): Ditto.
2936 (define_predicate "const_0_to_255_operand"): Ditto.
2937 (define_predicate "const_1_to_31_operand"): Ditto.
2938 (define_predicate "const_2_to_3_operand"): Ditto.
2939 (define_predicate "const_4_to_7_operand"): Ditto.
2941 2007-03-25 David Edelsohn <edelsohn@gnu.org>
2943 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
2944 in SImode for save_world.
2945 * config/rs6000/altivec.md (save_world, restore_world): Convert to
2948 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
2950 PR tree-optimization/30784
2951 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
2954 2007-03-25 Revital Eres <eres@il.ibm.com>
2956 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
2957 Fold movement_possibility function into it.
2959 2007-03-25 David Edelsohn <edelsohn@gnu.org>
2961 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
2962 (load_macho_picbase_{si,di}): Convert to LR hard reg.
2963 (call_indirect_nonlocal_darwin64): Same.
2964 (call_nonlocal_darwin64): Same.
2965 (call_value_indirect_nonlocal_darwin64): Same.
2966 (call_value_nonlocal_darwin64): Same.
2967 (sibcall_nonlocal_darwin64): Same.
2968 (sibcall_value_nonlocal_darwin64): Same.
2969 (sibcall_symbolic_64): Same.
2970 (sibcall_value_symbolic_64): Same.
2971 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
2973 (rs6000_emit_load_toc_table): Same.
2974 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
2975 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
2981 (load_toc_v4_pic_si): Same
2982 (load_toc_v4_PIC_1): Same.
2983 (load_toc_v4_PIC_1b): Same.
2984 (call_indirect_aix{32,64}): Same.
2985 (call_value_indirect_aix{32,64}): Same.
2988 (call_local{32,64}): Same.
2989 (call_value_local{32,64}): Same.
2990 (call_indirect_nonlocal_aix{32,64}): Same.
2991 (call_nonlocal_aix{32,64}): Same.
2992 (call_value_indirect_nonlocal_aix{32,64}): Same.
2993 (call_value_nonlocal_aix{32,64}): Same.
2994 (call_indirect_nonlocal_sysv<mode>): Same.
2995 (call_nonlocal_sysv<mode>): Same.
2996 (call_value_indirect_nonlocal_sysv<mode>): Same.
2997 (call_value_nonlocal_sysv<mode>): Same.
2999 (sibcall_local{32,64}): Same.
3000 (sibcall_value_local{32,64}): Same.
3001 (sibcall_nonlocal_aix{32,64}): Same.
3002 (sibcall_value_nonlocal_aix{32,64}): Same.
3003 (sibcall_nonlocal_sysv<mode>): Same.
3004 (sibcall_value): Same.
3005 (sibcall_value_nonlocal_sysv<mode>): Same.
3007 2007-03-24 Paul Brook <paul@codesourcery.com>
3009 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
3010 * config/arm/linux-eabi.h: Remove legacy syscall hack.
3012 2007-03-24 Richard Henderson <rth@redhat.com>
3014 * config/ia64/constraints.md: New file.
3015 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
3016 satisfies_constraint_?.
3017 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
3018 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
3019 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
3020 ia64_output_mi_thunk): Likewise.
3021 (ia64_const_ok_for_letter_p): Remove.
3022 (ia64_const_double_ok_for_letter_p): Remove.
3023 (ia64_extra_constraint): Remove.
3024 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
3025 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
3026 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
3027 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
3028 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
3029 EXTRA_MEMORY_CONSTRAINT): Remove.
3030 * config/ia64/ia64.md: Include constriants.md. Replace
3031 CONST_OK_FOR_? with satisfies_constraint_?.
3033 2007-03-23 Michael Meissner <michael.meissner@amd.com>
3034 H.J. Lu <hongjiu.lu@intel.com>
3036 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
3038 (name macros): Use DPD_BID_NAME to convert names properly.
3040 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
3041 decimal floating point format.
3042 (init_floating_libfuncs): Change decimal functions so that they
3043 have a "bid_" prefix if the decimal system uses the BID format,
3044 and "dpd_" prefix if the decimal system uses the DPD format.
3045 (init_interclass_conv_libfuncs): Ditto.
3046 (init_intraclass_conv_libfuncs): Ditto.
3048 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
3049 using the BID format.
3051 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
3052 whether we are using the BID decimal format.
3053 * configure: Regenerate.
3055 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
3056 the compiler has decimal floating point enabled. Define
3057 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
3060 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
3061 using the BID format.
3063 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
3064 whether we are using the BID decimal format.
3065 * configure: Regenerate.
3067 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
3068 the compiler has decimal floating point enabled. Define
3069 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
3072 * doc/install.texi (--enable-decimal-float): Document BID and DPD
3073 options, and that it is enabled for i386/x86_64 systems.
3075 * Makefile.in (enable_decimal_float): New.
3077 (DECNUMINC): Add -I$(DECNUMFMT).
3078 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
3079 to $(DECNUMFMT) from $(DECNUM).
3081 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
3082 Substitute enable_decimal_float.
3083 * configure: Regenerated.
3086 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
3089 * configure.ac: Enable decimal float for x86_64-*-linux*.
3090 * configure: Regenerated.
3093 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
3094 decimal128ClearSign to flip and clear the sign bit in decimal128.
3095 (decimal_real_maxval): Set decimal128SetSign to set the sign
3098 2007-03-23 Ian Lance Taylor <iant@google.com>
3100 * fold-const.c (fold_binary): Correct warning for X - c >= X.
3102 2007-03-23 Ian Lance Taylor <iant@google.com>
3104 * tree-dump.c (dump_files): Correct comment.
3106 2007-03-23 Ian Lance Taylor <iant@google.com>
3108 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
3110 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
3112 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
3113 in cfglayout mode. Don't go into and out of cfglayout mode.
3114 Link the blocks in the order of the constructed traces.
3115 (rest_of_handle_tracer): Adjust call to tracer.
3116 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
3117 Don't go into cfglayout mode.
3118 (rtl_loop_done): Don't go out of cfglayout mode.
3119 * cfglayout.c (relink_block_chain): New function, split out from...
3120 (fixup_reorder_chain): ...here. Remove redundant checking.
3121 (cfg_layout_finalize): Don't clear the header, footer, and aux
3122 fields here, move the code to do so to relink_block_chain. Likewise
3123 for free_original_copy_tables.
3124 * rtl.h (tracer): Update prototype.
3125 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
3126 Assert we are in cfglayout mode. Don't go into and out of cfglayout
3127 mode. Use relink_block_chain to serialize the CFG according to the
3128 new basic block order. Move targetm.cannot_modify_jumps_p check from
3130 (gate_handle_reorder_blocks): ...to here.
3131 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
3133 (gate_duplicate_computed_gotos): ...to here.
3134 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
3135 something always changes when going into and out of cfglayout mode.
3136 Perform an expensive cfg cleanup while going into cfglayout mode.
3137 Always update liveness information on HAVE_conditional_execution
3138 targets. Reserialize the basic blocks and go out of cfglayout mode.
3139 * reg-stack.c: Include cfglayout.h.
3140 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
3141 the call to reorder_basic_blocks.
3142 * basic-block.h (reorder_basic_blocks): Update prototype.
3143 (relink_block_chain): New prototype.
3144 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
3146 2007-03-23 Joseph Myers <joseph@codesourcery.com>
3148 * config/mips/mips.md (type, hazard, *movdi_32bit,
3149 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
3150 *movhi_internal, *movqi_internal, *movsf_hardfloat,
3151 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
3152 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
3153 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
3155 (movcc): Change first xfer to multi.
3156 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
3157 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
3158 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
3159 config/mips/generic.md: Change reservations using "xfer" to use
3161 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
3162 using match_operand.
3163 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
3164 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
3166 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
3168 2007-03-22 Richard Henderson <rth@redhat.com>
3170 * config/i386/i386.c: Remove unnecessary function declarations.
3171 Move targetm definition, and all related macros, to the end of
3172 the file. Resort some functions to put definitions before uses.
3173 (ix86_attribute_table): Make static. Move to end of file.
3174 (ix86_gimplify_va_arg): Make static.
3176 2007-03-22 Richard Henderson <rth@redhat.com>
3178 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
3179 don't increase local_regparm with force_align_arg_pointer check.
3180 (ix86_function_sseregparm): Assert 32-bit.
3181 (type_has_variadic_args_p): New.
3182 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
3183 type_has_variadic_args_p.
3184 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
3185 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
3186 use memset instead. Do maybe_vaarg check first; skip attribute
3187 tests if true; skip attribute tests for 64-bit.
3188 (construct_container): Remove TARGET_DEBUG_ARG.
3189 (function_arg_advance_32, function_arg_advance_64): Split out ...
3190 (function_arg_advance): ... from here.
3191 (function_arg_32, function_arg_64): Split out ...
3192 (function_arg): ... from here.
3193 (ix86_pass_by_reference): Tidy.
3194 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
3195 (function_value_32): New, from parts of ix86_function_value
3196 and ix86_value_regno.
3197 (function_value_64): New, from parts of ix86_function_value
3198 and ix86_libcall_value.
3199 (ix86_function_value_1): New.
3200 (ix86_function_value, ix86_libcall_value): Use it.
3201 (return_in_memory_32, return_in_memory_64): Split out ...
3202 (ix86_return_in_memory): ... from here.
3203 (ix86_struct_value_rtx): Skip for 64-bit.
3204 (ix86_libcall_value, ix86_value_regno): Remove.
3205 (setup_incoming_varargs_64): Split out ...
3206 (ix86_setup_incoming_varargs): ... from here.
3207 (ix86_va_start): Remove TARGET_DEBUG_ARG.
3208 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
3209 * config/i386/i386-protos.h (ix86_function_value): Remove.
3210 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
3212 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3215 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
3216 infinities not supported, otherwise emit warning if -Woverflow. On
3217 underflow, emit warning if -Woverflow.
3218 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
3220 * real.h (real_from_string): Update declaration
3222 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
3223 Richard Henderson <rth@redhat.com>
3225 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
3226 * calls.c (compute_argument_block_size, expand_call,
3227 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
3228 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
3229 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
3230 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
3231 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
3232 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
3233 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
3234 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
3237 2007-03-22 Joseph Myers <joseph@codesourcery.com>
3239 * c-incpath.c (add_sysroot_to_chain): New.
3240 (merge_include_chains): Add sysroot argument. Call
3241 add_sysroot_to_chain if sysrooted.
3242 (register_include_chains): Update call to merge_include_chains.
3243 * doc/cppopts.texi: Document use of '=' in include directory
3246 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
3248 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
3249 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
3250 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
3251 insn pattern using X87MODEF12 mode macro.
3253 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
3255 * regmove.c (regmove_optimize): Use reg_mentioned_p
3256 instead of reg_overlap_mentioned_p for DST.
3258 2007-03-21 Mike Stump <mrs@apple.com>
3260 * c.opt: Fixup for Objective-C/C++.
3262 2007-03-21 Steve Ellcey <sje@cup.hp.com>
3264 * explow.c (convert_memory_address): Fold memory reference when
3265 POINTERS_EXTEND_UNSIGNED < 0
3267 2007-03-21 Richard Henderson <rth@redhat.com>
3270 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
3271 * config/i386/mmintrin.h (__m64): Likewise.
3272 * config/i386/xmmintrin.h (__m128): Likewise.
3274 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3276 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
3277 (VXWORKS_OS_CPP_BUILTINS): Define.
3278 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
3279 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
3281 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3283 * rtl.h (constant_pool_reference_p): Delete.
3284 (find_constant_src): Declare.
3285 * rtlanal.c (find_constant_src): New function.
3286 * simplify-rtx.c (constant_pool_reference_p): Delete.
3287 * config/i386/i386.md: Use find_constant_src instead of
3288 constant_pool_reference_p/avoid_constant_pool_reference pairs.
3290 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3292 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
3293 * c-cppbuiltin.c (c_cpp_builtins): Define them.
3295 2007-03-20 Mark Mitchell <mark@codesourcery.com>
3297 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
3298 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
3299 (arm_elf_asm_constructor): Use it.
3300 (arm_elf_asm_destructor): New function.
3302 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
3304 * jump.c (mark_jump_label): Treat SEQUENCE specially.
3306 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
3308 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
3310 2007-03-19 Andrew Haley <aph@redhat.com>
3312 PR tree-optimization/31264
3313 * tree-vrp.c (register_edge_assert_for_1): Don't look though
3316 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
3318 PR rtl-optimization/30907
3319 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
3320 (fwprop_init): Always call loop_optimizer_initialize.
3321 (fwprop_done): Always call loop_optimizer_finalize.
3322 (fwprop): We always have loop info now.
3323 (gate_fwprop_addr): Remove.
3324 (pass_fwprop_addr): Use gate_fwprop as gate.
3326 PR rtl-optimization/30841
3327 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
3328 df_chain_alloc): Call df_reorganize_refs unconditionally.
3329 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
3330 refs_organized to refs_organized_size.
3331 (df_ref_create_structure): Use refs_organized_size instead of
3332 bitmap_size if refs had been organized, and keep refs_organized_size
3334 * df.h (struct df_ref_info): Change refs_organized to
3335 refs_organized_size.
3336 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
3339 2007-03-19 Mark Mitchell <mark@codesourcery.com>
3341 * except.c (output_function_exception_table): Do not reference the
3342 EH personality routine for functions that do not require an
3345 2007-03-20 Jakub Jelinek <jakub@redhat.com>
3348 * c-typeck.c (convert_for_assignment): Call comptypes for
3349 RECORD_TYPE or UNION_TYPE.
3352 * reload1.c (reload): Do invalid ASM checking after
3353 cleanup_subreg_operands.
3355 2007-03-19 Jeff Law <law@redhat.com>
3357 * tree-cfg.c (find_taken_edge): Tighten conditions for
3358 optimizing computed gotos.
3360 2007-03-19 Michael Matz <matz@suse.de>
3362 * builtins.c (expand_builtin_sync_operation,
3363 expand_builtin_compare_and_swap,
3364 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
3367 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
3368 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
3371 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3373 * doc/tm.texi: Add brackets around the return type of
3374 TARGET_SECONDARY_RELOAD.
3376 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3377 Richard Guenther <rguenther@suse.de>
3379 PR tree-optimization/31254
3380 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
3381 Use handled_component_p () where appropriate. Continue
3382 propagating into the rhs if we propagated into an INDIRECT_REF
3385 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3387 * config/s390/s390.md (op_type attribute): RRR instruction type added.
3388 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
3389 (xde, xdee): Mode attributes adjusted to support DFP modes.
3390 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
3391 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
3392 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
3393 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
3394 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
3395 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
3396 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
3398 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
3399 "movsf"): Insn definitions removed.
3400 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
3401 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
3402 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
3404 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
3405 "reload_in<mode>", "reload_out<mode>"): Expander added.
3406 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
3409 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3411 * config/s390/s390.md: Only non-functional changes. Renamed
3412 FPR mode macro to BFP all over the file.
3414 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3416 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
3417 (op_type attribute): RRF instruction type added.
3418 (fT0): New mode attribute.
3419 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
3420 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
3421 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
3422 no secondary memory is needed when moving DFmode values between GPRs
3425 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3427 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
3428 inverted and documentation adjusted.
3429 ("mhard-dfp", "msoft-dfp"): New options.
3430 * config/s390/s390.c (s390_handle_arch_option): New architecture
3432 (override_options): Sanity checks for the new options added.
3433 * config.gcc: New architecture switch: z9-ec.
3434 * config/s390/s390.h (processor_flags): PF_DFP added.
3435 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
3436 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
3437 when the bit is NOT set so remove it from the defaults.
3439 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3441 * genemit.c (main): Print include statement for dfp.h.
3442 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
3445 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
3447 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
3449 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
3452 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
3455 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3457 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
3458 attr_length_call, output_call, output_indirect_call): Cleanup
3459 formatting of targetm calls.
3461 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
3463 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
3465 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3467 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
3468 reservation, bypass and anti-bypass descriptions for these instructions.
3469 Update move patterns.
3470 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
3473 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
3475 * tree-vect-transform.c (get_initial_def_for_induction): Replace
3476 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
3477 (get_initial_def_for_reduction): Likewise.
3479 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
3481 Fix PR tree-optimization/29922
3482 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
3483 (get_representative): Removed.
3484 (value_dies_in_block_x): Update for rvuse removal.
3485 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
3486 (compute_antic_aux): Handle when PHI nodes appear in
3487 non-single-successors.
3488 (dump_bitmap_of_names): Removed.
3489 (compute_antic_safe): Renamed and removed rvuse calculation.
3490 Calculate only antic safe.
3491 (insert_into_preds_of_block): Remove assert.
3492 (execute_pre): Update for renamed functions.
3493 (defer_or_phi_translate_block): New function.
3495 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
3497 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
3498 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
3500 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
3501 Follow spelling conventions.
3503 * tree-data-ref.h: Remove the prototype for analyze_array.
3505 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
3507 PR tree-optimization/31041
3508 * tree-vect-transform.c (get_initial_def_for_induction): Call
3509 force_gimple_operand.
3511 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
3513 * ipa-type-escape.c (look_for_casts) : Revert code to use
3514 handled_component_p due to ada test a-numaux.adb.
3516 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
3518 * final.c (final_scan_insn): Alter the condition of a
3519 conditional trap if we have nonstandard CC.
3521 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
3523 * configure.ac: Remove excess quoting from asm line 0 test.
3524 * configure: Rebuilt.
3526 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3528 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
3529 * c-common.c (convert_and_check): Move warning logic to...
3530 (warnings_for_convert_and_check): ...here. Define.
3531 * c-common.h (warnings_for_convert_and_check): Declare.
3533 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3535 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
3536 (output_call): Likewise.
3538 2007-03-16 Richard Sandiford <richard@codesourcery.com>
3540 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
3542 2007-03-16 Richard Sandiford <richard@codesourcery.com>
3544 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
3546 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
3548 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
3549 opteron, athlon-64 and athlon-fx processor_alias_table entries.
3551 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
3553 PR tree-optimization/31183
3554 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
3555 Use double_int instead of unsigned int for representing access_strides.
3556 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
3558 2007-03-16 Richard Guenther <rguenther@suse.de>
3560 PR tree-optimization/31146
3561 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
3562 to allow recursion of forward_propagate_addr_expr.
3563 (forward_propagate_addr_into_variable_array_index): Likewise.
3564 (forward_propagate_addr_expr): Likewise.
3565 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3566 (forward_propagate_addr_expr_1): Recurse on simple copies
3567 instead of propagating into them. Do so for useless conversions
3569 (forward_propagate_addr_expr): Clean up unused statements after
3572 2007-03-16 Richard Guenther <rguenther@suse.de>
3574 * builtins.c (expand_builtin_cexpi): Use the right argument
3575 for the expansion via cexp.
3577 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
3579 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
3580 * configure: Rebuilt.
3582 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
3585 * dwarf2out.c (force_type_die): Adjust comment.
3586 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
3588 2007-03-15 DJ Delorie <dj@redhat.com>
3590 * config/frv/predicates.md (minmax_operator): Don't check operands
3593 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
3595 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
3596 Update constant estimates of number of iterations.
3597 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
3598 argument renamed to "realistic".
3599 (compute_estimated_nb_iterations): Removed.
3600 (record_niter_bound): New function.
3601 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
3602 call record_nonwrapping_iv with upper = false.
3603 (infer_loop_bounds_from_signedness): Pass upper argument to
3604 record_nonwrapping_iv.
3605 (estimate_numbers_of_iterations_loop): Do not call
3606 compute_estimated_nb_iterations. Record estimate based on profile
3607 information. Initialize the constant estimates of number of
3609 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
3611 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
3612 number of iterations is too small.
3613 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
3614 (EST_NOT_AVAILABLE): Removed.
3615 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
3616 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
3619 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
3621 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
3622 Handle NE_EXPR guards.
3624 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3627 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
3628 Set also -pedantic-errors by default for the preprocessor unless
3629 -fpermissive is given.
3631 2007-03-15 Richard Guenther <rguenther@suse.de>
3635 * builtins.c (expand_builtin_cexpi): As a fallback if we
3636 don't have builtins for sincos or cexp create a function
3637 declaration for cexp and expand to a call to that.
3638 (expand_builtin_int_roundingfn): Always fall
3639 back to floor/ceil and its variants even if they may be
3642 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
3645 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
3646 jump tables, move the call to delete_dead_jumptables from here...
3647 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
3648 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
3649 don't allow merging of blocks that try_redirect_by_replacing_jump
3650 also does not handle when not optimizing.
3652 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
3653 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3655 * config/i386/i386.md (x86_sahf_1): Correctly handle
3658 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
3661 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
3662 x86_64_general_operand as operand[2] predicate. Remove "iF"
3663 from operand constraints and use "e" constraint instead.
3664 (*subti3_1, *subti3_1 splitter): Ditto.
3665 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
3666 operand[1] predicate.
3668 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
3670 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
3671 arrays, multiply the access strides by the size of the sub-array.
3672 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
3674 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
3676 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
3677 the configured assembler supports the sahf mnemonic.
3678 * configure: Regenerate.
3679 * config.in: Regenerate.
3681 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
3682 emit "sahf" or ".byte\t0x9e" as asm template.
3684 2007-03-14 Michael Meissner <michael.meissner@amd.com>
3687 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
3688 option to replace hard coded TARGET_xxx in md file.
3689 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
3690 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
3691 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
3692 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
3693 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
3694 (X86_TUNE_NOT_VECTORMODE): Ditto.
3695 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
3696 (TUNE_AVOID_VECTOR_DECODE): Ditto.
3697 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
3698 (TUNE_SLOW_IMUL_IMM8): Ditto.
3699 (TUNE_MOVE_M1_VIA_OR): Ditto.
3700 (TUNE_NOT_UNPAIRABLE): Ditto.
3701 (TUNE_NOT_VECTORMODE): Ditto.
3703 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
3706 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
3707 tuning options instead of hard coded TARGET_xxx.
3708 (fix ssemode peephole2's): Ditto.
3709 (imul peephole2's): Ditto.
3711 (movdi_or_rex64): Ditto.
3712 (move peephole2): Ditto.
3713 (not peephole2's): Ditto.
3715 2007-03-14 Dirk Mueller <dmueller@suse.de>
3717 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
3718 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
3719 * c-parser.c (c_parser_if_body): Always add an empty statement in case
3721 * c-parser.c (c_parser_do_statement): Warn about empty body in
3723 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
3724 * doc/invoke.texi (-Wempty-body): Update documentation.
3726 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3729 * c-common.h (warn_for_div_by_zero): Declare.
3730 * c-common.c (warn_for_div_by_zero): Define.
3731 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
3734 2007-03-14 Richard Sandiford <richard@codesourcery.com>
3736 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
3737 to PREFIX and STANDARD_PREFIX.
3739 2007-03-14 Richard Sandiford <richard@codesourcery.com>
3740 Phil Edwards <phil@codesourcery.com>
3742 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
3743 (__gthread_once_t): Remove busy field for RTPs.
3744 (__GTHREAD_ONCE_INIT): Update accordingly.
3746 2007-03-14 Richard Sandiford <richard@codesourcery.com>
3748 * doc/invoke.texi: Document VxWorks options.
3750 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
3752 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
3754 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
3756 PR tree-optimization/30590
3757 * tree-nrv.c (tree_nrv): Check for the partial update of the
3760 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
3762 * flags.h (flag_random_seed): Remove declaration, in favor of...
3763 * toplev.h (get_random_seed, set_random_seed): ... these.
3764 * tree.c (get_file_function_name): Use the former.
3765 * opts.c (common_handle_option): Use the latter.
3768 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
3771 * cse.c (cse_find_path): Do not bail out if a basic block that
3772 we already visited now becomes part of a path that starts at a
3773 different basic block. Just disallow this, to make sure we
3774 visit each basic block at most once.
3776 2007-03-13 Jan Hubicka <jh@suse.cz>
3778 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
3779 when profile esitmate is present, calls with very low frequency are
3782 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
3784 PR tree-optimization/30730
3785 PR tree-optimization/26900
3786 * tree-ssa-loop-niter.c: Include gmp.h.
3788 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
3789 split_to_var_and_offset, determine_value_range,
3790 bound_difference_of_offsetted_base, refine_bounds_using_guard,
3791 bound_difference, bounds_add, bounds_negate,
3792 number_of_iterations_ne_max, dump_affine_iv): New functions.
3793 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
3794 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
3795 difference of initial and final value of control iv to validate
3797 (number_of_iterations_cond): Add loop parameter. Determine bounds
3798 on the difference of the extremes of the control iv. Add dumps.
3799 (expand_simple_operations): Handle phi nodes.
3800 (simplify_using_initial_conditions): Do not record used conditions.
3801 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
3802 Do not set additional_info.
3803 (implies_nonnegative_p, implies_ge_p): Removed.
3804 (derive_constant_upper_bound): Do not use parameter `additional'.
3805 (record_estimate): Parameter `additional' removed. Parameter
3806 `i_bound' added. Do not call derive_constant_upper_bound.
3807 (record_nonwrapping_iv): Use derive_constant_upper_bound to
3808 bound the number of iterations estimate.
3809 (estimate_numbers_of_iterations_loop): Pass the estimate from
3810 the number of iterations analysis to record_estimate.
3811 * tree.h (multiple_of_p): Declare.
3812 * tree-scalar-evolution.c (expression_expensive_p): Removed.
3813 (scev_const_prop): Do not check expression_expensive_p.
3814 * fold-const.c (multiple_of_p): Exported.
3815 * double-int.c (double_int_mask): Exported.
3816 * double-int.h (double_int_mask): Declare.
3817 * tree-flow.h (struct tree_niter_desc): Removed additional_info
3818 field. Added max field.
3820 2007-03-13 David Taylor <taylor@candd.org>
3823 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
3826 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3829 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
3830 two unamed patterns.
3832 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
3834 * config/i386/i386.opt (mcx16, msahf): New options.
3835 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
3836 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
3838 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
3839 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
3840 Output -mcx16 and -msahf options when corresponding bit is set.
3842 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
3845 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
3847 * configure.ac: Test for assembler tolerance to # 0 "".
3848 * configure, config.in: Rebuilt.
3849 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
3851 2007-03-13 Geoffrey Keating <geoffk@apple.com>
3853 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
3855 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
3856 (handle_syscall): Handle direct system calls.
3857 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
3859 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
3861 * doc/invoke.texi: Fix cpp.info cross-reference.
3862 * doc/passes.texi: Fix gcc.info cross-reference.
3864 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
3866 PR tree-optimization/30835
3867 * lambda-code.c (can_convert_to_perfect_nest): Check whether
3868 bb_for_stmt is not NULL before accessing it.
3870 2007-03-12 Joseph Myers <joseph@codesourcery.com>
3872 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
3875 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
3878 * doc/install.texi: Document --enable-stage1-languages
3880 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
3882 * tree-pass.h (pass_into_cfg_layout_mode,
3883 pass_outof_cfg_layout_mode): Declare.
3884 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
3885 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
3886 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
3887 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
3889 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
3891 * c-decl.c (warn_variable_length_array): New function.
3892 Refactored from grokdeclarator to handle warn_vla
3893 and handle unnamed array case.
3894 (grokdeclarator): Refactored VLA warning case.
3895 * c.opt (Wvla): New flag.
3896 * doc/invoke.texi (Wvla): New warning.
3898 2007-03-12 Richard Henderson <rth@redhat.com>
3900 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
3901 (TARGET_SECTION_TYPE_FLAGS): New.
3903 2007-03-12 Richard Henderson <rth@redhat.com>
3905 * config/darwin.c (machopic_reloc_rw_mask): New.
3906 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
3907 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
3909 2007-03-12 Mark Mitchell <mark@codesourcery.com>
3911 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
3912 * cppdefault.h (cpp_PREFIX): Document.
3913 (cpp_PREFIX_len): Likewise.
3914 (cpp_EXEC_PREFIX): New variable.
3915 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
3916 * c-incpath.c (add_standard_paths): Correct logic for relocating
3917 paths within prefix.
3919 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
3921 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
3922 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
3924 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
3925 fix_truncdfdi_sse using SSEMODEF mode macro.
3926 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
3927 fix_truncdfsi_sse using SSEMODEF mode macro.
3928 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
3929 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
3931 2007-03-12 Richard Sandiford <richard@codesourcery.com>
3933 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
3936 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
3938 * tree.h : Add multiple_of_p declaration.
3939 * fold-const.c (multiple_of_p): Make multiple_of_p public.
3940 * ipa-type-escape.c (results_of_malloc): Redundant.
3941 (visited_stmts): New. Visited stmt for walk_use_def_chains.
3942 (cast_type): Extended with new members.
3943 (check_cast): Returns cast_type.
3944 (cast): New structure for data of walk_use_def_chains.
3945 (is_malloc_result, is_cast_from_non_pointer_1,
3946 is_cast_from_non_pointer,
3947 is_array_access_through_pointer_and_index): New functions.
3948 (look_for_casts): Returns cast types.
3949 (check_call): Returns void.
3950 (okay_pointer_operation): Use support of pointer plus index,
3951 pointer plus constant and allow all multiplications.
3953 2007-03-11 Richard Guenther <rguenther@suse.de>
3955 PR tree-optimization/31115
3956 * tree-vrp.c (extract_range_from_binary_expr): Make sure
3957 the shift count is positive and non-anti-range for RSHIFT_EXPR.
3958 A shift count of zero is not special as with *_DIV_EXPR.
3959 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
3962 2007-03-11 Ian Lance Taylor <iant@google.com>
3964 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
3965 the *_DIV_EXPR codes correctly with overflow infinities.
3967 2007-03-11 Ira Rosen <irar@il.ibm.com>
3969 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
3970 indicate success/failure of the analysis. Add negation to subtrahend
3971 in case of subtraction. Fail if both operands contain constants.
3972 (create_data_ref): Fail if analyze_offset fails.
3974 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
3976 * config/i386/i386.md (frndintxf2): Rename to ...
3977 (rintxf2): ... this. Remove expander having same name.
3978 (rintsf2, rintdf2): Implement using SSEMODEF macro.
3979 (roundsf2, rounddf2): Ditto.
3980 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
3981 (lround<mode>di2, lround<mode>si2): Ditto.
3983 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
3985 * lower-subreg.c: Include except.h.
3986 (decompose_multiword_subregs): Verify that the only control flow
3987 insns we can split are loads to multi-words pseudos.
3988 Handle breaking such blocks after splitting, instead of calling
3989 find_many_sub_basic_blocks.
3991 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
3992 on the new basic block. Add a lengthy comment explaining why we
3993 thought this was necessary.
3994 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
3996 2007-03-10 Mark Mitchell <mark@codesourcery.com>
3999 * tree.c (walk_type_fields): Recurse into the element type of
4000 ARRAY_TYPEs if there is a pointer set.
4002 2007-03-10 Dirk Mueller <dmueller@suse.de>
4004 * c-common.c (warn_logical_operator): Fix condition.
4006 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
4008 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
4010 * config/darwin.c (machopic_select_section): Remove superfluous
4011 argument in call to categorize_decl_for_section. Remove unused
4014 2007-03-10 Joseph Myers <joseph@codesourcery.com>
4016 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
4018 * configure: Regenerate.
4020 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
4023 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
4024 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
4025 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
4026 Add LABEL_NUSES to emitted label.
4027 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
4028 branch probability value to emitted jump insn.
4029 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
4030 Do not check life information and do not re-arrange input operands
4031 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
4033 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
4035 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
4036 the change of decode_asm_operands.
4038 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
4040 * mode-switching.c (create_pre_exit): Skip blockage insn.
4042 2007-03-09 Diego Novillo <dnovillo@redhat.com>
4044 * tree-pass.h (TODO_update_smt_usage): Remove.
4046 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
4050 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4052 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
4053 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
4054 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
4057 2007-03-09 Geoffrey Keating <geoffk@apple.com>
4059 * gcc.c: Document %{, in big comment at top.
4060 (input_suffix_matches): Remove special handling for .s and
4062 (input_spec_matches): New.
4063 (handle_braces): Handle %{,.
4064 (validate_switches): ',' indicates a value which is not a switch.
4065 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
4066 to detect assembler input.
4067 * config/i386/sol2.h (CPP_SPEC): Likewise.
4068 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
4069 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
4070 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
4071 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
4072 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
4073 -m64 causes deployment target to default to 10.5.
4074 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
4076 2007-03-09 Richard Henderson <rth@redhat.com>
4079 * target.h (targetm.asm.out.reloc_rw_mask): New.
4080 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
4081 (TARGET_ASM_OUT): Use it.
4082 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
4083 * varasm.c (categorize_decl_for_section): Remove shlib argument;
4084 use the new reloc_rw_mask target hook instead.
4085 (default_section_type_flags_1): Merge into...
4086 (default_section_type_flags): ... here.
4087 (decl_readonly_section_1): Merge into...
4088 (decl_readonly_section): ... here.
4089 (default_elf_select_section_1): Merge into...
4090 (default_elf_select_section): ... here.
4091 (default_unique_section_1): Merge into...
4092 (default_unique_section): ... here.
4093 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
4094 (default_select_rtx_section): Use it.
4095 (default_elf_select_rtx_section): Likewise.
4096 * output.h: Update to match.
4097 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
4098 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
4099 (TARGET_ASM_RELOC_RW_MASK): New.
4100 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
4101 to categorize_decl_for_section.
4102 (x86_64_elf_unique_section): Likewise.
4103 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
4104 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
4105 (TARGET_ASM_RELOC_RW_MASK): New.
4106 * config/ia64/ia64.c (ia64_rwreloc_select_section,
4107 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
4108 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
4109 (TARGET_RWRELOC): Remove.
4110 (ia64_section_type_flags): Adjust call to default_section_type_flags.
4111 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
4112 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
4113 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
4114 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
4115 (rs6000_xcoff_select_section): Use decl_readonly_section.
4116 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
4117 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
4118 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
4119 (TARGET_SECTION_TYPE_FLAGS): Remove.
4120 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
4122 2007-03-09 Roger Sayle <roger@eyesopen.com>
4124 * fold-const.c (fold_comparison): Remove compile-time evaluation of
4125 complex constant equality/inequality comparisons for here.
4126 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
4127 known at compile-time or can be simplified to a scalar comparison.
4128 (fold_relational_const): Move compile-time evaluation of complex
4129 constant equality/inequality comparisons to here.
4131 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4133 PR rtl-optimization/30643
4134 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
4136 (fold_rtx): Recurse, like before 2006-11-03.
4138 2007-03-09 DJ Delorie <dj@redhat.com>
4140 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
4143 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
4145 PR tree-optimization/30375
4146 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
4147 LHS of statements is not the same.
4148 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
4150 2007-03-09 Chao-ying Fu <fu@mips.com>
4152 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
4154 * doc/invoke.texi (-mdspr2): Document new option.
4155 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
4156 New unspec for DSP REV 2.
4157 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
4158 these instructions are extended in DSP REV 2.
4159 (mips-dspr2.md): Include.
4160 * config/mips/mips.opt (mdspr2): New option.
4161 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
4162 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
4163 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
4164 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
4165 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
4166 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
4167 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
4169 (bdesc_map): Add one field of unsupported_target_flags.
4170 (bdesc_arrays): Update entries to have extra fields. Add
4172 (mips_init_builtins): Initialize new function types.
4173 Check unsupported_target_fileds to filter out builtins.
4174 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
4176 (ASM_SPEC): Pass mdspr2 to the assembler.
4177 * config/mips/mips-dspr2.md: New file.
4179 2007-03-09 Sa Liu <saliu@de.ibm.com>
4181 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
4183 2007-03-09 Ian Lance Taylor <iant@google.com>
4185 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
4186 argument) like -Wstrict-overflow=2.
4187 * doc/invoke.texi (Warning Options): Update documentation.
4189 2007-03-09 Dirk Mueller <dmueller@suse.de>
4192 * doc/invoke.texi (-Wlogical-op): Document.
4193 * common.opt (-Wlogical-op): New.
4194 * c-common.h (warn_logical_operator): Declare.
4195 * c-common.c (warn_logical_operator): Define.
4196 * c-typeck.c (parser_build_binary_op): Call
4197 warn_logical_operator.
4199 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4201 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
4202 * final.c (final_scan_insn): Test for non-"" file name.
4204 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
4206 * doc/loop.texi: Document the Omega linear constraints solver.
4207 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
4208 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
4209 omega-hash-table-size, omega-max-keys, and
4210 omega-eliminate-redundant-constraints.
4211 * tree-pass.h (pass_check_data_deps): Declared.
4214 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
4215 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
4216 pass_check_data_deps): New.
4217 * tree-data-ref.c (init_data_ref): Remove declaration.
4218 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
4219 (analyze_array): Renamed init_array_ref, move up initializations.
4220 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
4221 Removed arguments that are set to NULL.
4222 (analyze_indirect_ref): Correct indentation, correct call to
4224 (object_analysis): Call init_array_ref instead of analyze_array.
4225 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
4226 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
4227 of DR_ACCESS_FNS_ADDR.
4228 (init_omega_eq_with_af, omega_extract_distance_vectors,
4229 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
4230 ddr_consistent_p): New.
4231 (compute_affine_dependence): Check consistency of ddrs when
4232 flag_check_data_deps is passed.
4233 (analyze_all_data_dependences): Uncomment.
4234 (tree_check_data_deps): New.
4235 * tree-data-ref.h: Include omega.h.
4236 (DR_ACCESS_FNS_ADDR): Removed.
4237 (data_dependence_relation): Add inner_loop.
4238 (DDR_INNER_LOOP): New.
4239 * common.opt (fcheck-data-deps): New.
4240 * tree-flow.h (tree_check_data_deps): Declare.
4241 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
4242 (OBJS-common): Depend on omega.o.
4244 * passes.c (pass_check_data_deps): Scheduled.
4245 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
4246 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
4247 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
4248 PARAM_VECT_MAX_VERSION_CHECKS,
4249 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
4251 2007-03-09 Richard Guenther <rguenther@suse.de>
4253 PR tree-optimization/30904
4255 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
4256 the same way as *_DIV_EXPR.
4258 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4260 * recog.c (decode_asm_operands): No mixed declarations and code.
4262 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4264 * rtl.def (ASM_INPUT): Add location.
4265 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
4266 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
4267 (decode_asm_operands): Add loc operand.
4268 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
4269 * stmt.c (expand_asm): Rename to...
4270 (expand_asm_loc): ... this. Add locus argument. Pass it on to
4271 gen_rtx_ASM_INPUT_loc.
4272 (expand_asm_expr): Adjust.
4273 * recog.c (decode_asm_operands): Add loc operand.
4274 (check_asm_operands, extract_insn): Adjust.
4275 * reload1.c (maybe_fix_stack_asms): Likewise.
4276 * final.c (asm_insn_count): Likewise.
4277 (final_scan_insn): Output # line before and after asm.
4279 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
4281 * tree-ssa-structalias.c (variable_info): Remove
4283 (new_var_info): Ditto.
4284 (shared_bitmap_info_t): New structure.
4285 (shared_bitmap_table): New variable.
4286 (shared_bitmap_hash): New function.
4287 (shared_bitmap_eq): Ditto
4288 (shared_bitmap_lookup): Ditto.
4289 (shared_bitmap_add): Ditto.
4290 (merge_smts_into): Change to take bitmap directly.
4291 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
4292 (init_alias_vars): Init shared bitmap hashtable.
4293 (delete_points_to_sets): Delete shared bitmap hashtable.
4294 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
4295 is_aliased removal as a change that was still necessary was
4298 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
4300 * config/i386/i386.h (override_options): Conditionally disable
4301 x86_sahf for 64bit targets only.
4303 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
4306 * c-decl.c (merge_decls): Don't call make_var_volatile.
4307 * varasm.c (make_var_volatile): Remove.
4308 * output.h (make_var_volatile): Remove.
4310 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
4312 PR tree-optimization/31085
4313 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
4315 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4317 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
4318 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
4319 ATTR_CONST_NOTHROW_LIST.
4321 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
4324 2007-03-08 Diego Novillo <dnovillo@redhat.com>
4326 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
4328 2007-03-08 Geoffrey Keating <geoffk@apple.com>
4331 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
4333 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
4334 passed, use shared libgcc.
4336 2007-03-08 Roger Sayle <roger@eyesopen.com>
4338 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
4339 instead of calling build2 with a GIMPLE_MODIFY_STMT.
4340 (honor_protect_cleanup_actions, lower_try_finally_switch):
4342 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
4343 ifc_temp_var): Likewise.
4344 * tree-inline.c (setup_one_parameter): Likewise.
4345 * tree-mudflap.c (mf_decl_cache_locals,
4346 mf_build_check_statement_for): Likewise.
4347 * tree-nested.c (init_tmp_var, save_tmp_var,
4348 finalize_nesting_tree_1): Likewise.
4349 * tree-outof-ssa.c (insert_copy_on_edge,
4350 insert_backedge_copies): Likewise.
4351 * tree-profile.c (tree_gen_edge_profiler,
4352 tree_gen_ic_profiler): Likewise.
4353 * tree-scalar-evolution.c (scev_const_prop): Likewise.
4354 * tree-sra.c (sra_build_assignment): Likewise.
4355 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
4356 * tree-ssa-math-opts.c (insert_reciprocals,
4357 execute_cse_sincos_1): Likewise.
4358 * tree-tailcall.c (adjust_accumulator_values,
4359 adjust_return_value): Likewise.
4360 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
4361 * tree-vect-transform.c (vect_create_data_ref_ptr,
4362 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
4363 vect_create_epilog_for_reduction, vectorizable_reduction,
4364 vectorizable_call, vectorizable_conversion,
4365 vectorizable_assignment, vectorizable_operation,
4366 vectorizable_type_demotion, vect_gen_widened_results_half,
4367 vect_permute_store_chain, vectorizable_store,
4368 vect_setup_realignment, vect_permute_load_chain,
4369 vectorizable_load, vectorizable_condition,
4370 vect_create_cond_for_align_checks): Likewise.
4371 * tree-vrp.c (build_assert_expr_for): Likewise.
4373 2007-03-08 Ian Lance Taylor <iant@google.com>
4375 * tree-vrp.c: Include "intl.h".
4376 (usable_range_p): New static function.
4377 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
4378 overflowed values, juts set *strict_overflow_p.
4379 (compare_values): Only return -2 if one of the operands is not a
4381 (compare_ranges): Call usable_range_p.
4382 (compare_range_with_value): Likewise.
4383 (vrp_evaluate_conditional_warnv): Rename from
4384 vrp_evaluate_conditional. Make static. Change all callers.
4385 (vrp_evaluate_conditional): New function.
4386 (simplify_div_or_mod_using_ranges): Issue warning about reliance
4388 (simplify_abs_using_ranges): Likewise.
4389 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
4390 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
4391 within_stmt parameter.
4392 * tree-ssa-propagate.c (fold_predicate_in): Update call to
4393 vrp_evaluate_conditional.
4394 * tree-ssa-threadedge.c
4395 (record_temporary_equivalences_from_stmts_at_dest): Change
4396 simplify parameter to take a second tree parameter.
4397 (simplify_control_stmt_condition): Likewise.
4398 (thread_across_edge): Likewise.
4399 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
4400 (thread_across_edge): Likewise.
4401 * Makefile.in (tree-vrp.o): Depend upon intl.h.
4403 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
4405 * config/i386/i386.h (TARGET_SAHF): New define.
4406 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
4407 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
4408 (x86_sahf): New global variable.
4409 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
4410 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
4411 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
4412 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
4414 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
4415 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
4416 when expanding fcomi/sahf based tests.
4417 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
4418 expanding sahf based alternative. Emit sahf based sequence when
4419 optimizing for code size.
4420 * config/i386/i386.md (x86_sahf_1): Do not disable for
4421 TARGET_64BIT, enable for TARGET_SAHF.
4423 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
4425 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
4426 spurious whitespace from error message.
4428 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
4431 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
4433 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
4435 * c-decl.c (grokdeclarator): Disable warnings for anonymous
4437 * tree-sra.c (instantiate_element): Propagate disabled warnings
4438 from the element itself to the created variable.
4440 2007-03-07 Richard Henderson <rth@redhat.com>
4443 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
4444 silently fix up the stack in the case of a missing register.
4446 2007-03-07 Paul Brook <paul@codesourcery.com>
4448 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
4450 2007-03-07 Joseph Myers <joseph@codesourcery.com>
4452 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
4454 (phase1_vrs): Use them.
4455 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
4456 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
4457 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
4458 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
4459 __gnu_Unwind_Restore_WMMXC if required.
4460 (_Unwind_VRS_Pop): Implement iWMMXt support.
4461 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
4462 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
4463 gnu_Unwind_Save_WMMXC): Define.
4465 2007-03-07 Richard Sandiford <richard@codesourcery.com>
4467 * config/vxworks.h (vxworks_override_options): Declare.
4468 (VXWORKS_OVERRIDE_OPTIONS): Use it.
4469 * config/vxworks.c: Include target.h and toplev.h.
4470 (vxworks_override_options): New function.
4471 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
4473 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
4475 * config/s390/s390.c (override_options): Don't emit an error when
4476 -mstack-size is used without providing -mstack-guard.
4477 (s390_emit_prologue): Choose stack_guard value automatically if not
4478 provided via command line.
4479 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
4481 2007-03-07 Richard Sandiford <richard@codesourcery.com>
4483 * config/i386/i386.c (output_set_got): Add a GOT initialization
4484 sequence for VxWorks PIC.
4485 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
4486 around labels as well as symbols. Use gotoff_operand instead
4487 of local_symbolic_operand.
4488 (legitimize_pic_address): Use gotoff_operand instead of
4489 local_symbolic_operand. Use @GOT accesses for labels as
4491 (ix86_output_addr_diff_elt): Use PC-relative rather than
4492 GP-relative offsets for VxWorks PIC.
4493 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
4494 no_new_pseudos. Check whether the returned register is op0.
4495 * config/i386/i386.md (tablejump): Use PC-relative rather than
4496 GP-relative offsets for VxWorks PIC.
4497 * config/i386/predicates.md (gotoff_operand): New predicate.
4499 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4501 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
4503 * config/vxworks-dummy.h: New file.
4504 * config/i386/i386.h: Include it.
4506 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
4508 * dwarf2out.c (is_inlined_entry_point): New
4509 (add_high_low_attributes): Emit DW_AT_entry_pc along with
4510 DW_AT_ranges if the first subblock is the entry point.
4512 2007-03-06 David Daney <ddaney@avtrex.com>
4514 * doc/install.texi (mips-*-*): Change recommended binutils
4517 2007-03-06 Anatoly Sokolov <aesok@post.ru>
4519 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
4520 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
4522 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
4523 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4525 2007-03-06 Jan Hubicka <jh@suse.cz>
4527 * errors.h (warning, error, fatal, internal_error): Mark as cold.
4528 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
4530 (probably_cold_bb_p): Cold functions are cold.
4531 (probably_never_executed_bb_p): Cold functions are cold.
4532 (tree_bb_level_predictions): Predict calls to cold functions as not
4534 (compute_function_frequency): Check hot/cold attributes.
4535 * function.h (function_frequency): Update comments.
4536 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
4537 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
4538 (c_common_att): Add cold and hot.
4540 * doc/extend.texi (hot,cold attributes): Document.
4542 2007-03-06 Andrew Haley <aph@redhat.com>
4544 * function.c (expand_function_end): Move blockage to just after we
4545 emit the label for the naked return from the function.
4547 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4549 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
4552 2007-03-06 Jan Hubicka <jh@suse.cz>
4554 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
4555 loaded for constant large models. Non-large 64bit PIC can do.
4556 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
4557 * cmodel.h: Add LARGE PIC.
4558 * i386.md (UNSPEC_PLTOFF): New.
4559 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
4561 (*call_1_rex64): Disable for large models.
4562 (*call_1_rex64_large): New.
4563 (*call_value_1_rex64): Disable for large models.
4564 (*call_value_1_rex64_large): New.
4565 (set_rip_rex4): New.
4566 (set_got_offset_rex64): New.
4567 * predicates.md (constant_call_address_operand): For large model
4568 constant calls are not possible.
4569 * i386-protos.h (construct_plt_address): Declare.
4570 * i386.c (override_options): Accept large models.
4571 (ix86_expand_prologue): Expand large PIC GOT pointer load.
4572 (legitimate_constant_p): Add new UNSPECs.
4573 (legitimate_pic_operand_p): Likewise.
4574 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
4575 (legitimize_pic_address): Do easy RIP relative way for TLS only for
4577 (output_pic_addr_const): Add PLTOFF.
4578 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
4579 (ix86_expand_move): Legitimize pic address when in PIC mode.
4580 (construct_plt_address): New function.
4581 (ix86_expand_call): Offload the address to register and use GOT pointer
4583 * invoke.texi (mcmodel=large): Update documentation.
4585 2007-03-06 Richard Henderson <rth@redhat.com>
4587 * config/i386/i386.c (x86_use_leave, x86_push_memory,
4588 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
4589 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
4590 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
4591 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
4592 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
4593 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
4594 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
4595 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
4596 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
4597 x86_partial_reg_dependency, x86_memory_mismatch_stall,
4598 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
4599 x86_sse_partial_reg_dependency, x86_sse_split_regs,
4600 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
4601 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
4602 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
4603 x86_schedule, x86_use_bt, x86_pad_returns,
4604 x86_use_xchgb): Merge into ...
4605 (ix86_tune_features): ... here. New array.
4606 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
4607 x86_bswap): Merge into ...
4608 (ix86_arch_features): ... here. New array.
4609 (x86_3dnow_a): Remove.
4610 (x86_accumulate_outgoing_args): Make static.
4611 (x86_arch_always_fancy_math_387): Make static.
4612 (ix86_tune_mask, ix86_arch_mask): Move ...
4613 (override_options): ... to local variables here. Apply the
4614 appropriate mask to each element of ix86_arch_features and
4615 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
4616 as were done in the old macros.
4617 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
4618 * config/i386/i386.h (x86_use_leave, x86_push_memory,
4619 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
4620 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
4621 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
4622 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
4623 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
4624 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
4625 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
4626 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
4627 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
4628 x86_partial_reg_dependency, x86_memory_mismatch_stall,
4629 x86_accumulate_outgoing_args, x86_prologue_using_move,
4630 x86_epilogue_using_move, x86_decompose_lea,
4631 x86_arch_always_fancy_math_387, x86_shift1,
4632 x86_sse_partial_reg_dependency, x86_sse_split_regs,
4633 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
4634 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
4635 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
4636 x86_use_incdec, x86_pad_returns, x86_bswap,
4637 x86_partial_flag_reg_stall): Remove.
4638 (enum ix86_tune_indices): New.
4639 (ix86_tune_features): New.
4640 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
4641 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
4642 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
4643 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
4644 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
4645 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
4646 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
4647 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
4648 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
4649 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
4650 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
4651 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
4652 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
4653 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
4654 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
4655 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
4656 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
4657 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
4658 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
4659 TARGET_EXT_80387_CONSTANTS): Use it.
4660 (enum ix86_arch_indices): New.
4661 (ix86_arch_features): New.
4662 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
4663 TARGET_BSWAP): Use it.
4664 (ix86_tune_mask, ix86_arch_mask): Remove.
4666 2007-03-06 Joseph Myers <joseph@codesourcery.com>
4669 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
4670 Define using $${sysroot_headers_suffix}.
4671 * configure: Regenerate.
4672 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
4673 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
4675 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
4676 * gcc.c (print_sysroot_headers_suffix): New.
4677 (option_map): Include --print-sysroot-headers-suffix.
4678 (display_help): Mention -print-sysroot-headers-suffix.
4679 (process_command): Handle -print-sysroot-headers-suffix.
4680 (do_spec_1): Append multilib directory to include-fixed path if
4681 sysroot suffixes in use.
4682 (main): Handle -print-sysroot-headers-suffix.
4683 * Makefile.in (start.encap): Don't depend on xlimits.h
4684 (xlimits.h): Remove.
4685 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
4686 limits.h for each multilib in fixinc_list.
4687 (fixinc_list, s-fixinc_list): New.
4688 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
4689 generate them for each multilib in fixinc_list.
4690 (stmp-fixproto): Use include-fixed. Run fixproto for each
4691 multilib in fixinc_list.
4692 (mostlyclean): Don't remove xlimits.h.
4693 (clean): Remove include-fixed.
4694 (real-install-headers-tar, real-install-headers-cpio,
4695 real-install-headers-cp): Don't copy include, only include-fixed.
4696 (install-mkheaders): Depend on fixinc_list. Don't depend on
4697 xlimits.h. Save limits.h files for each multilib in fixinc_list.
4698 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
4699 SYSTEM_HEADER_DIR setting in mkheaders.conf.
4701 2007-03-06 Jan Hubicka <jh@suse.cz>
4703 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
4706 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4708 * configure.ac: Allow tm_file to contain build-directory files.
4709 * configure: Regenerate.
4710 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
4711 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
4712 * config/m68k/print-sysroot-suffix.sh: New file.
4714 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4716 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
4717 of pic_offset_table_rtx if reload_completed.
4718 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
4719 PIC_OFFSET_TABLE_REGNUM.
4720 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
4722 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
4723 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
4725 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4727 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
4728 functions that call eh_return.
4730 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4732 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
4733 functions that need a constant pool.
4735 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4738 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
4739 (m68k_preferred_reload_class): Likewise.
4740 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
4741 (SECONDARY_RELOAD_CLASS): Define.
4742 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
4743 (LIMIT_RELOAD_CLASS): Delete.
4744 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
4745 registers from storing bytes.
4746 (m68k_secondary_reload_class): New function.
4747 (m68k_preferred_reload_class): Likewise.
4749 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4751 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
4753 (m68k_expand_prologue): Likewise.
4755 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4757 * config/m68k/m68k-protos.h (output_sibcall): Declare.
4758 (mips_expand_epilogue): Add a bool parameter.
4759 (m68k_legitimize_sibcall_address): Declare.
4760 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
4761 (m68k_expand_epilogue): Add a parameter to select between sibling
4762 and normal epilogues. Only generate a return for the latter.
4763 (m68k_ok_for_sibcall_p): New function.
4764 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
4765 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
4766 (sibcall_value, *sibcall_value): Likewise.
4767 (*call, *call_value): Require !SIBLING_CALL_P.
4768 (epilogue): Update call to m68k_expand_epilogue.
4769 (sibcall_epilogue): New pattern.
4770 * config/m68k/predicates.md (const_call_operand): Say that this
4771 predicate applies to sibling calls too.
4772 (sibcall_operand): New predicate.
4774 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4776 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
4777 alternatives as movsi_cf.
4778 (movsf_cf_hard): Add commentary.
4780 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
4781 Richard Sandiford <richard@codesourcery.com>
4783 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
4784 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
4785 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
4786 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
4787 as being live on exit from an interrupt function.
4788 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
4789 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
4790 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
4791 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
4792 (m68k_interrupt_function_p): Globalize.
4793 (m68k_compute_frame_layout): Remove reverse mask code.
4794 (m68k_emit_movem, m68k_set_frame_related): New functions.
4795 (m68k_output_function_prologue): Delete in favor of...
4796 (m68k_expand_prologue): ...this new function.
4797 (m68k_output_function_epilogue): Delete in favor of...
4798 (m68k_expand_epilogue): ...this new function.
4799 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
4801 (print_operand): Handle %?.
4802 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
4803 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
4804 (prologue, epilogue): New patterns.
4805 (return): Turn into a define_expand.
4806 (*return): New pattern, derived from old "return" pattern. Use rte
4807 rather than rts for interrupt functions. Only use rtd if the pop
4809 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
4810 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
4811 (link, *link, unlink, *unlink, load_got): Likewise.
4813 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4817 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
4818 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
4819 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
4820 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
4821 and m68k_matches_u_p.
4822 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
4823 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
4824 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
4825 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
4826 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
4827 (REG_STRICT_P): New macro.
4828 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
4829 PCREL_GENERAL_OPERAND_OK.
4830 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
4831 m68k_legitimate_base_reg_p.
4832 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
4833 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
4834 (PIC_CASE_VECTOR_ADDRESS): Update comment.
4835 * config/m68k/m68k.c (m68k_address): New structure.
4836 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
4837 (m68k_decompose_index, m68k_legitimate_constant_address_p)
4838 (m68k_jump_table_ref_p, m68k_decompose_address)
4839 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
4840 (m68k_matches_u_p): New functions.
4841 (print_operand_address): Rewrite to use m68k_decompose_index.
4843 2007-03-05 David Taylor <dtaylor@emc.com>
4845 * gcc.c: Correct copyright date in --version output.
4847 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4849 * pa.md: In unamed move patterns, disparge copies between general
4850 and floating point registers using '?' modifier. Don't include 'f'
4851 constraint for register preferences in DImode, SImode, HImode and
4852 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
4853 Remove constraints for copies between general and floating registers
4854 in soft-float DFmode pattern.
4855 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
4859 2007-03-05 Mike Stump <mrs@apple.com>
4861 * c-common.c (targetcm): Add.
4862 * c-opts.c (c_common_handle_option): Handle language specific
4864 * opts.c (handle_option): Verify language for target options, if
4866 * opth-gen.awk: Add CL_LANG_ALL.
4867 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
4868 (TARGETCM_INITIALIZER): Add.
4869 * target.h (struct gcc_targetcm): Add.
4871 * targhooks.c (default_handle_c_option): Add.
4872 * targhooks.h (default_handle_c_option): Add.
4873 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
4875 * config/darwin.opt (iframework): Add.
4876 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
4877 * config/darwin-c.c (handle_c_option): Add.
4878 (TARGET_HANDLE_C_OPTION): Add.
4880 * doc/invoke.texi (Darwin Options): Add -iframework.
4882 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4884 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
4887 2007-03-05 Ian Lance Taylor <iant@google.com>
4889 * c.opt (fgnu89-inline): New option.
4890 * c-opts.c (c_common_post_options): Set default value for
4892 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
4893 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
4895 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
4896 (grokdeclarator, start_function): Likewise.
4897 * c-cppbuiltin.c (c_cpp_builtins): Define either
4898 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
4899 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
4900 (C Dialect Options): Document -fgnu89-inline.
4901 * doc/extend.texi (Function Attributes): Explain what the
4902 gnu_inline attribute does.
4903 * doc/cpp.texi (Common Predefined Macros): Document
4904 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
4906 2007-03-05 Ian Lance Taylor <iant@google.com>
4908 PR tree-optimization/31034
4909 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
4910 half-range if the other side is an overflow infinity.
4912 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
4914 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
4915 (bfin*-linux-uclibc*): New configuration.
4916 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
4918 * config/bfin/linux.h: New file.
4919 * config/bfin/libgcc-bfin.ver: New file.
4920 * config/bfin/t-bfin-uclinux: New file.
4921 * config/bfin/t-bfin-linux: New file.
4922 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
4923 (TARGET_OS_CPP_BUILTINS): New macro.
4925 2007-03-05 Richard Guenther <rguenther@suse.de>
4927 * fold-const.c (fold_binary): Remove duplicate folding
4928 of comparison of non-null ADDR_EXPR against null.
4930 2007-03-05 Richard Guenther <rguenther@suse.de>
4931 Dorit Nuzman <dorit@il.ibm.com>
4933 PR tree-optimization/26420
4934 * tree-vectorizer.c (vectorize_loops): Bail out early if there
4935 are no loops in the function. Only print the number of
4936 vectorized loops if it is greater than zero or we are supposed
4937 to print information about unvectorized loops.
4939 2007-03-05 Revital Eres <eres@il.ibm.com>
4941 * gcc.dg/var-expand1.c: New test.
4942 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
4943 when an accumulator is expanded.
4945 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4948 * c-common.c (convert_and_check): Don't give warnings for
4949 conversion if 'expr' already overflowed.
4951 2007-03-04 Roger Sayle <roger@eyesopen.com>
4954 * fold-const.c (fold_comparison): Enforce type consistency when
4955 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
4957 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
4959 * tree-ssa-address.c (create_mem_ref): Do not put an expression
4960 containing a cast to the base of TARGET_MEM_REF.
4962 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
4964 * tree.c (tree_contains_struct_check_failed): Remove spurious
4965 whitespace from error message.
4967 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
4970 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
4971 instead of precision.
4973 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
4974 Nathan Sidwell <nathan@codesourcery.com>
4976 * emit-rtl.c (find_auto_inc): New.
4977 (try_split): recreate REG_INC notes,
4978 Use regular for loops rather than whiles.
4980 2007-03-03 Andreas Schwab <schwab@suse.de>
4982 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
4983 * configure: Regenerate.
4985 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4987 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
4988 flag_rounding_math, not flag_unsafe_math_optimizations.
4990 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
4992 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
4993 alpha_fold_vector_minmax): Likewise.
4994 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
4995 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
4997 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
4999 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
5000 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
5001 if the lhs has side-effects.
5002 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
5004 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5006 * config/i386/i386.h (TUNEMASK): Remove define.
5007 (ARCHMASK): Remove define.
5008 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
5009 Use ix86_arch_mask variable instead of ARCHMASK.
5010 * config/i386/i386.c (override_options): Ditto.
5011 (standard_80387_constant_p): Ditto.
5013 2007-03-02 Ian Lance Taylor <iant@google.com>
5015 Used signed infinities in VRP.
5016 * tree-vrp.c (uses_overflow_infinity): New static function.
5017 (supports_overflow_infinity): New static function.
5018 (make_overflow_infinity): New static function.
5019 (negative_overflow_infinity): New static function.
5020 (positive_overflow_infinity): New static function.
5021 (is_negative_overflow_infinity): New static function.
5022 (is_positive_overflow_infinity): New static function.
5023 (is_overflow_infinity): New static function.
5024 (overflow_infinity_range_p): New static function.
5025 (compare_values_warnv): New function split out of compare_values.
5026 (compare_value): Call it.
5027 (set_value_range_to_nonnegative): Add overflow_infinity
5028 parameter. Change caller.
5029 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
5031 (vrp_expr_computes_nonzero): Likewise.
5032 (compare_ranges, compare_range_with_value): Likewise.
5033 (compare_name_with_value, compare_names): Likewise.
5034 (vrp_evaluate_conditional): Likewise.
5035 (set_value_range): Handle infinity
5036 (vrp_operand_equal_p, operand_less_p): Likewise.
5037 (extract_range_from_assert): Likewise.
5038 (vrp_int_const_binop): Likewise.
5039 (extract_range_from_binary_expr): Likewise.
5040 (extract_range_from_unary_expr): Likewise.
5041 (extract_range_from_comparison): Likewise.
5042 (extract_range_from_expr): Likewise.
5043 (dump_value_range): Likewise.
5044 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
5045 (test_for_singularity): Likewise.
5046 (vrp_int_const_binop): Remove inline qualifier.
5047 (adjust_range_with_scev): Add comment.
5048 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5050 2007-03-02 Diego Novillo <dnovillo@redhat.com>
5052 * tree-ssa-structalias.c (could_have_pointers): Tidy.
5053 (get_constraint_for): Likewise.
5054 (do_structure_copy): Likewise.
5055 (find_func_aliases): Fix references to MODIFY_EXPR.
5056 (intra_create_variable_infos): Tidy.
5057 * tree-ssa-operands.c (add_virtual_operand): Add argument
5059 When adding members of alias sets, if IS_CALL_SITE is true and
5060 the symbol is not call-clobbered, skip it.
5063 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
5065 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
5066 entry by means of emit_insn_at_entry.
5068 2007-03-02 Richard Henderson <rth@redhat.com>
5070 * expr.h (promoted_input_arg): Remove decl.
5071 * function.c (promoted_input_arg): Merge into ...
5072 * combine.c (setup_incoming_promotions): ... only caller.
5073 Rearrange to avoid double loop.
5075 2007-03-02 Ben Elliston <bje@au.ibm.com>
5076 Peter Bergner <bergner@vnet.ibm.com>
5077 Janis Johnson <janis187@us.ibm.com>
5079 * config/rs6000/dfp.md: New file.
5080 * config/rs6000/rs6000.md: Include dfp.md.
5081 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
5082 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
5083 and TDmode decimal float modes in FP registers.
5084 (num_insns_constant): Likewise.
5085 (rs6000_legitimate_offset_address_p): Likewise.
5086 (rs6000_legitimize_address): Likewise.
5087 (rs6000_legitimize_reload_address): Likewise.
5088 (rs6000_legitimate_address): Likewise.
5089 (rs6000_emit_move): Likewise.
5090 (function_arg_boundary): Likewise.
5091 (function_arg_advance): Likewise.
5092 (rs6000_darwin64_record_arg_recurse): Likewise.
5093 (function_arg): Likewise.
5094 (rs6000_gimplify_va_arg): Likewise.
5095 (rs6000_split_multireg_move): Likewise.
5096 (rs6000_output_function_epilogue): Likewise.
5097 (rs6000_output_function_epilogue): Likewise.
5098 (rs6000_register_move_cost): Likewise.
5099 (rs6000_function_value): Likewise.
5100 (rs6000_libcall_value): Likewise.
5102 2007-03-02 Richard Sandiford <richard@codesourcery.com>
5104 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
5106 2007-03-02 Richard Sandiford <richard@codesourcery.com>
5108 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
5109 Use $MULTIDIR to choose between the kernel and RTP headers,
5110 and use $WIND_BASE and $WIND_USR to locate them.
5112 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5114 * config/i386/i386.c (override_options): Put initialization of
5115 ix86_tune_mask and ix86_arch_mask to the correct place.
5117 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5118 Michael Meissner <michael.meissner@amd.com>
5121 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
5123 (TARGET_CMOVE): Use ARCHMASK.
5124 (TARGET_CMPXCHG): Ditto.
5125 (TARGET_CMPXCHG8B): Ditto.
5126 (TARGET_XADD): Ditto.
5127 (TARGET_BSWAP): Ditto.
5128 * config/i386/i386.c (ix86_tune_mask): New global variable.
5129 (ix86_arch_mask): Ditto.
5130 (override_options): Initialize ix86_tune_mask and
5131 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
5134 2007-03-02 Ben Elliston <bje@au.ibm.com>
5137 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
5139 2007-03-02 Joseph Myers <joseph@codesourcery.com>
5141 * target.h (init_dwarf_reg_sizes_extra): New target hook.
5142 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
5143 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
5144 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
5146 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
5147 rs6000_init_dwarf_reg_sizes_extra): New.
5148 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
5149 SPE register high parts.
5151 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
5153 * Makefile.in: Add install-pdf target as
5154 copied from automake v1.10 rules.
5155 * configure.ac: Add install-pdf to target list.
5156 * configure: Regenerate.
5158 2007-03-01 Paul Brook <paul@codesourcery.com>
5160 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
5161 modes to LDRD for DImode.
5162 (output_move_double): Fixup out of range ldrd/strd.
5163 (vfp_secondary_reload_class): Rename...
5164 (coproc_secondary_reload_class): ... to this. Add wb argument.
5165 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
5166 coproc_secondary_reload_class for CLASS_IWMMXT.
5167 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
5168 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
5170 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
5172 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
5173 factor by the estimated number of iterations.
5174 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
5177 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
5178 decode_caches_intel, detect_caches_intel): New functions.
5179 (host_detect_local_cpu): Use detect_caches_amd and
5180 detect_caches_intel.
5182 2007-03-01 Richard Henderson <rth@redhat.com>
5184 * expr.c (emit_move_complex_push): Export.
5185 (emit_move_complex_parts): Split out from ...
5186 (emit_move_complex): ... here.
5187 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
5188 * config/i386/i386.md (movcdi): New.
5190 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
5192 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
5193 size of mode1 to check for tieable modes in MMX case.
5195 2007-03-01 Richard Sandiford <richard@codesourcery.com>
5197 * Makefile.in (rtlanal.o): Depend on tree.h.
5198 * rtl.h (offset_within_section_p, split_const): Declare.
5199 * rtlanal.c: Include tree.h.
5200 (offset_within_block_p): New function, taken from
5201 mips_offset_within_object_p.
5202 (split_const): New function, taken from mips_split_const.
5203 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
5205 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
5206 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
5207 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
5208 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
5209 (m68k_illegitimate_symbolic_constant_p): New function.
5210 * config/m68k/m68k.md (movsi): Remove misleading predicates.
5211 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
5212 symbolic constant that might be outside the symbol's section,
5213 move the symbol first and then add the offset.
5214 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
5216 * config/mips/mips.c (mips_split_const): Delete.
5217 (mips_offset_within_object_p): Delete.
5218 (mips_symbolic_constant_p): Use offset_within_section_p and
5219 split_const instead of mips_offset_within_object_p and
5221 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
5222 (mips_legitimize_const_move, print_operand_reloc)
5223 (mips_dangerous_for_la25_p): Use split_const instead of
5226 2007-02-28 Eric Christopher <echristo@apple.com>
5228 * Makefile.in (install-include-dir): Don't rm -rf include.
5230 2007-02-28 Richard Guenther <rguenther@suse.de>
5233 * fold-const.c (fold_binary): Do not associate expressions
5234 with more than one variable for integer types that do not wrap.
5236 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
5238 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
5239 Delete, and replace with...
5240 (fold_builtin_call_array): This. Update callers to use it.
5241 * fold-const.c (fold_build_call_list): Delete, and replace with...
5242 (fold_build_call_array): This.
5243 (fold_build_call_list_initializer): Delete, and replace with...
5244 (fold_build_call_array_initializer): This.
5245 * tree.h: Update declarations to reflect above changes.
5247 * c-typeck.c (build_function_call): Store converted arguments
5248 in a stack-allocated array instead of building a list.
5249 (convert_arguments): Store arguments in the array passed in as an
5250 argument, and return the actual number of arguments.
5251 * c-format.c: (check_function_format): Pass arguments in an
5252 array instead of a list.
5253 * c-common.c (check_function_nonnull): Likewise.
5254 (check_function_sentinel): Likewise.
5255 (check_function_arguments): Likewise.
5256 * c-common.h: Update declarations to reflect above changes.
5258 2007-02-28 Jan Hubicka <jh@suse.cz>
5260 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
5261 PRED_NEGATIVE_RETURN): Update outcomes.
5263 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
5265 * calls.c (emit_library_call_value_1): Handle partial registers
5266 correctly when building up CALL_INSN_FUNCTION_USAGE.
5268 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5270 * pa/predicates.md (move_src_operand): Allow zero for mode.
5271 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
5274 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
5277 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
5278 *movv2df_internal): Enable pattern only for valid operand
5280 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
5281 tie only 128bit modes. For MMX registers, tie only 64bit modes.
5283 2007-02-27 Mike Stump <mrs@apple.com>
5285 * config/darwin-crt3.c: Avoid compilation when compiling for a
5288 2007-02-27 Joseph Myers <joseph@codesourcery.com>
5290 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
5292 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
5293 for fixed headers and limits.h.
5294 (install-include-dir, install-headers-tar, install-headers-cpio,
5295 install-headers-cp, real-install-headers-tar,
5296 real-install-headers-cpio, real-install-headers-cp): Handle
5297 include-fixed as well as include.
5298 (install-mkheaders): Don't install files that go only in include
5300 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
5301 from GCC_INCLUDE_DIR.
5302 * gcc.c (process_command): Remove special -BstageN/ handling.
5303 (do_spec_1): Add include-fixed directories.
5305 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
5307 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
5309 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
5311 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
5314 2007-02-27 Mark Mitchell <mark@codesourcery.com>
5316 * c-common.c (get_priority): Add check for
5317 SUPPORTS_INIT_PRIORITY.
5319 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
5321 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
5323 * config/bfin/bfin.c: Include "cfglayout.h".
5324 (MAX_LSETUP_DISTANCE): New macro.
5325 (struct loop_info): New members incoming, incoming_src and
5326 incoming_dest. Delete member predecessor.
5327 (length_for_loop): New function.
5328 (bfin_optimize_loop): Handle more different loop structures.
5329 (bfin_discover_loop): Rework detection of predecessor blocks by
5330 examining incoming edges.
5331 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
5333 (bfin_reorder_loops): New function.
5334 (bfin_reorg_loops): Use these three new functions.
5336 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
5337 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
5338 (CONSTRAINT_LEN): Add entry for 'q'.
5339 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
5340 Add 'q' constraints.
5341 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
5342 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
5344 * config/bfin/bfin.md (add_with_carry): New pattern.
5345 (s_or_u, su_optab, su_modifier): New code macros/attrs.
5346 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
5347 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
5348 support unsigned multiplies too. Removed incorrect commutativity from
5349 operand 1 constraint where appropriate.
5350 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
5352 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
5353 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
5355 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
5356 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
5357 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
5358 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
5359 usmulhisi_hh_huh): New patterns.
5361 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
5362 lshifthi3): Fix output template to use half reg for operand 2.
5364 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
5367 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
5369 2007-02-27 Andreas Schwab <schwab@suse.de>
5371 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
5373 2007-02-27 Jan Hubicka <jh@suse.cz>
5375 * predict.c (last_basic_block_p): Remove.
5376 (tree_estimate_probability): Update return heuristic for commonized
5379 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
5381 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
5383 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
5385 * doc/include/gcc-common.texi (versionsubtitle): New macro.
5386 * doc/cpp.texi: Standardize title page.
5387 * doc/cppinternals.texi: Likewise.
5388 * doc/gcc.texi: Standardize title page, remove version number
5389 from copyright page.
5390 * doc/gccint.texi: Likewise.
5391 * doc/install.texi: Standardize title page, add table of
5394 2007-02-26 Jan Hubicka <jh@suse.cz>
5396 * predict.def: Set outcomes according to more recent results.
5397 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
5398 Remove dead predictors.
5399 * predict.c (return_prediction): Fix pasto.
5401 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
5403 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
5404 change; avoid a memory leak when returning early.
5406 2007-02-26 Mark Mitchell <mark@codesourcery.com>
5408 * c-decl.c (static_ctors): Move to c-common.c.
5409 (static_dtors): Likewise.
5410 (finish_function): Use c_record_cdtor_fn.
5411 (build_cdtor): Move to c-common.c.
5412 (c_write_global_declarations): Use c_build_cdtor_fns.
5413 * c-common.h (static_ctors): Declare.
5414 (static_dtors): Likewise.
5415 (c_record_cdtor_fn): Likewise.
5416 (c_build_cdtor_fns): Likewise.
5417 * c-common.c (static_ctors): New variable.
5418 (static_dtors): Likewise.
5419 (c_record_cdtor_fn): New function.
5420 (build_cdtor): Move from c-decl.c
5421 (c_build_cdtor_fns): New function.
5423 * output.h (assemble_addr_to_section): Declare.
5424 (get_cdtor_priority_section): Likewise.
5425 * varasm.c (assemble_addr_to_section): New function.
5426 (get_cdtor_priority_section): Likewise.
5427 (default_named_section_asm_out_destructor): Use them.
5428 (destor_dtor_section_asm_out_destructor): Likewise.
5429 (default_named_section_asm_out_constructor): Likewise.
5430 (default_ctor_section_asm_out_constructor): Likewise.
5431 * config.gcc (*-*-vxworks*): Include vxworks.o.
5432 * config/t-vxworks (vxworks.o): New target.
5433 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
5434 (TARGET_ASM_CONSTRUCTOR): Define.
5435 (TARGET_ASM_DESTRUCTOR): Likewise.
5436 (vxworks_asm_out_constructor): Declare.
5437 (vxworks_asm_out_destructor): Likewise.
5439 * c-common.c (get_priority): Check that we have not just an
5440 INTEGER_CST, but an integer constant with integeral type.
5442 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
5444 PR tree-optimization/30938
5445 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
5446 use &dt[nargs-1] instead of &dt[nargs] in the call to
5447 vect_is_simple_use().
5449 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
5451 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
5452 from register elimination as PRE_MODIFY / POST_MODIFY increments.
5453 Do not attempt to handle MEM inside auto-inc expressions.
5454 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
5455 of a register modified by an auto-inc expression. However, do handle
5456 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
5457 (elimination_effects): Prohibit elimination of a register modified
5458 by an auto-inc expression. Disable register elimination rules whose
5459 target register is modified by an auto-inc expression with variable
5462 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
5464 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
5466 (array_at_struct_end_p): New function.
5467 (idx_infer_loop_bounds): Use it.
5468 (estimate_numbers_of_iterations_loop): Export.
5469 * predict.c (predict_loops): Use estimated_loop_iterations_int.
5470 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
5471 (tree_estimate_probability): Call record_loop_exits.
5472 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
5473 (estimated_loop_iterations, estimated_loop_iterations_int,
5474 estimated_loop_iterations_tree): New functions.
5475 (analyze_siv_subscript_cst_affine,
5476 compute_overlap_steps_for_affine_1_2,
5477 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
5478 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
5479 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
5480 (PRED_LOOP_ITERATIONS_GUESSED): New.
5481 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
5482 * cfgloop.h (estimate_numbers_of_iterations_loop,
5483 estimated_loop_iterations_int): Declare.
5485 2007-02-25 Mark Mitchell <mark@codesourcery.com>
5487 * doc/extend.texi: Document optional priority argument to
5488 constructors and destructors.
5489 * tree.c (init_priority_for_decl): Adjust GTY markers.
5490 (init_ttree): Use priority-info hash functions for
5491 init_priority_for_decl.
5492 (tree_map_eq): Rename to ...
5493 (tree_map_base_eq): ... this.
5494 (tree_map_marked_p): Rename to ...
5495 (tree_map_base_marked_p): ... this.
5496 (tree_map_base_hash): New function.
5497 (decl_init_priority_lookup): Rework.
5498 (decl_fini_priority_lookup): New function.
5499 (decl_priority_info): New function.
5500 (decl_init_priority_insert): Use it.
5501 (decl_fini_priority_insert): Likewise.
5502 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
5504 (decl_restrict_base_insert): Likewise.
5505 (decl_debug_expr_insert): Likewise.
5506 (decl_value_expr_lookup): Likewise.
5507 (decl_value_expr_insert): Likewise.
5508 * tree.h (priority_type): New type.
5509 (decl_init_priority_lookup): Use priority_type.
5510 (decl_fini_priority_lookup): New function.
5511 (decl_init_priority_insert): Use priority_type.
5512 (decl_fini_priority_insert): New function.
5513 (DECL_HAS_INIT_PRIORITY): Tweak comments.
5514 (DECL_INIT_PRIORITY): Likewise.
5515 (SET_DECL_INIT_PRIORITY): Add comment.
5516 (DECL_FINI_PRIORITY): New macro.
5517 (SET_DECL_FINI_PRIORITY): Likewise.
5518 (DEFAULT_INIT_PRIORITY): Document.
5519 (MAX_INIT_PRIORITY): Likewise.
5520 (MAX_RESERVED_INIT_PRIORITY): Likewise.
5521 (tree_map_base): New type.
5522 (tree_map_base_eq): New function.
5523 (tree_map_base_hash): Likewise.
5524 (tree_map_base_marked_p): Likewise.
5525 (tree_map): Inherit from tree_map_base.
5526 (tree_map_eq): Make it a macro.
5527 (tree_map_marked_p): Likewise.
5528 (tree_int_map): Inherit from tree_map_base.
5529 (tree_int_map_eq): Make it a macro.
5530 (tree_int_map_hash): Likewise.
5531 (tree_int_map_marked_p): Likewise.
5532 (tree_priority_map): New type.
5533 (tree_priority_map_eq): New macro.
5534 (tree_priority_map_hash): Likewise.
5535 (tree_priority_map_marked_p): Likewise.
5536 * varasm.c (emults_decl): Adjust for refactoring of tree_map
5538 (emutls_common_1): Likewise.
5539 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
5540 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
5541 of tree_map hierarchy.
5542 * tree-cfg.c (move_stmt_r): Likewise.
5543 (new_label_mapper): Likewise.
5544 * c-tree.h (c_expand_body): Move to ...
5545 * c-common.h (c_expand_body): ... here.
5546 * c-decl.c (c_expand_body): Move to ...
5547 * c-common.c (c_expand_body): ... here.
5548 (c_common_attribute_table): Allow 1 argument for the constructor
5549 and destructor attributes.
5550 (get_priority): New function.
5551 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
5552 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
5554 2007-02-24 Jan Hubicka <jh@suse.cz>
5557 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
5559 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
5560 Jan Hubicka <jh@suse.cz>
5563 * i386.c (counter_mode): New function.
5564 (expand_set_or_movmem_via_loop): Use it.
5565 (expand_movmem_epilogue): Likewise; fix pasto.
5566 (ix86_expand_movmem): Do emit guard even for constant counts.
5567 (ix86_expand_setmem): Likewise.
5569 2007-02-25 Nick Clifton <nickc@redhat.com>
5571 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
5572 (JUMP_TABLES_IN_TEXT_SECTION): Define.
5574 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
5577 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
5578 count argument with 0x10, not with 0x16.
5579 (expand_setmem_epilogue): Ditto.
5581 2007-02-24 Mike Stump <mrs@apple.com>
5583 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
5586 2007-02-24 Richard Guenther <rguenther@suse.de>
5589 * fold-const.c (fold_binary): Fold x +- CST op x for
5590 EQ_EXPR and NE_EXPR.
5592 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5594 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
5596 2007-02-24 Jan Hubicka <jh@suse.cz>
5598 * cgraphunit.c (decide_is_function_needed): Honor
5599 -fkeep-inline-functions.
5601 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5603 * builtins.c (fold_builtin_modf): New.
5604 (fold_builtin_2): Use it.
5606 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
5608 * loop-iv.c (implies_p): Detect additional cases where A implies B.
5609 (determine_max_iter): Take additional LOOP arg; all callers changed.
5610 Lose broken logic dealing with PLUS. Try to limit the upper bound by
5611 one using simplifications.
5612 (simplify_using_initial_values): Return if the expression becomes
5613 invalid due to altered regs.
5615 2007-02-23 DJ Delorie <dj@redhat.com>
5617 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
5619 2007-02-23 Mike Stump <mrs@apple.com>
5621 * tlink.c (scan_linker_output): Parse linker messages from
5622 darwin9's linker better.
5624 2007-02-23 Steve Ellcey <sje@cup.hp.com>
5627 * varpool.c (varpool_assemble_pending_decls): Set
5628 varpool_last_needed_node to null.
5630 2007-02-23 DJ Delorie <dj@redhat.com>
5632 * config/i386/i386.c (ix86_data_alignment): Don't specify an
5633 alignment bigger than the object file can handle.
5635 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
5638 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
5639 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
5640 (*movsf_1): Penalize MMX moves.
5642 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
5644 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
5645 2^32-1 or more times unless flag_unsafe_loop_optimizations.
5647 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
5649 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5651 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
5652 (fold_builtin_1): Use them.
5653 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
5654 BUILT_IN_SIGNIFICAND.
5656 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
5658 * config/i386/i386.c (bdesc_1arg): Initialize
5659 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
5660 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
5661 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
5662 and IX86_BUILTIN_MOVSLDUP.
5664 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
5666 PR rtl-optimization/30841
5667 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
5669 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5671 * builtins.c (fold_builtin_frexp): New.
5672 (fold_builtin_2): Use it.
5674 2007-02-22 Mark Mitchell <mark@codesourcery.com>
5676 * doc/invoke.texi (Spec Files): Document getenv spec function.
5678 * gcc.c (getenv_spec_function): New function.
5679 (static_spec_functions): Add it.
5680 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
5681 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
5684 2007-02-22 Michael Matz <matz@suse.de
5687 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
5688 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
5690 2007-02-22 Ian Lance Taylor <iant@google.com>
5693 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
5694 (mem_loc_descriptor): Call it.
5696 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
5697 Ira Rosen <irar@il.ibm.com>
5699 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
5701 2007-02-22 Ira Rosen <irar@il.ibm.com>
5703 PR tree-optimization/30843
5704 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
5705 stores only after all the group is vectorized.
5707 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
5709 PR tree-optimization/30858
5710 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
5711 in the reduction cycle have a single use in the loop.
5712 * tree-vectorizer.h (relevant): Add documentation.
5714 2007-02-20 Mike Stump <mrs@apple.com>
5716 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
5717 * configure: Regenerate.
5719 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5721 Change the defaults of some parameters and options.
5722 * config/spu/spu-protos.h (spu_optimization_options): Declare.
5723 * config/spu/spu.c (spu_optimization_options): Add.
5724 (spu_override_options): Change params in spu_optimization_options.
5725 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
5727 Register 127 is only 16 byte aligned when used as a frame pointer.
5728 * config/spu/spu-protos.h (spu_init_expanders): Declare.
5729 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
5730 HARD_FRAME_POINTER_REGNUM.
5731 (spu_legitimate_address): Use regno_aligned_for_reload.
5732 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
5733 aligned when frame_pointer_needed is true.
5734 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
5736 * config/spu/spu.h (INIT_EXPANDERS): Define.
5738 Make sure shift and rotate instructions have valid immediate operands.
5739 * config/spu/predicates.md (spu_shift_operand): Remove.
5740 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
5741 * config/spu/constraints.md (W, O): Extend range.
5742 * config/spu/spu.md (umask, nmask): Define.
5743 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
5744 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
5745 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
5746 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
5747 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
5748 (lshr<mode>3_reg): Fix rtl description.
5750 Make sure mulhisi immediate operands are valid.
5751 * config/spu/predicates.md (imm_K_operand): Add.
5752 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
5754 Generate constants using fsmbi and andi.
5755 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
5756 (print_operand, spu_split_immediate, classify_immediate,
5757 fsmbi_const_p): Handle IC_FSMBI2.
5759 Correctly handle a CONST_VECTOR containing symbols.
5760 * config/spu/spu.c (print_operand): Handle HIGH correctly.
5761 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
5762 (immediate_load_p): Allow symbols that use 2 instructions to create.
5763 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
5764 with symbols when flag_pic is set.
5765 (const_vector_immediate_p): New.
5766 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
5767 accept a CONST_VECTOR with symbols.
5768 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
5769 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
5771 * config/spu/spu.md (high, low): Delete.
5772 (low_<mode>): Define.
5774 Remove INTRmode and INTR_REGNUM, which didn't work.
5775 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
5777 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
5778 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
5779 peephole2 pattern): Don't use INTR or 131.
5780 (movintrcc): Delete.
5781 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
5782 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
5783 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
5784 (UNSPEC_SET_INTR): Add.
5785 * config/spu/spu-modes.def (INTR): Remove.
5787 More accurate warnings about run-time relocations.
5788 * config/spu/spu.c (reloc_diagnostic): Test in_section.
5790 Correctly warn about immediate arguments to specific intrinsics.
5791 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
5792 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
5793 the instruction predicate.
5795 Fix tree check errors with latest update.
5796 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
5798 (spu_expand_builtin): Use CALL_EXPR_FN.
5800 Add missing specific intrinsics.
5801 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
5803 * config/spu/spu_internals.h: Ditto.
5805 Fix incorrect operand modifiers.
5806 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
5807 * config/spu/spu.md (xor<mode>3): Change %S to %J.
5809 Optimize one case of zero_extend of a vec_select.
5810 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
5812 Accept any immediate for hbr.
5813 * config/spu/spu.md (hbr): Change s constraints to i.
5815 2007-02-21 Paul Brook <paul@codesourcery.com>
5817 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
5818 condexec_count when skipping USE and CLOBBER.
5820 2007-02-21 Nick Clifton <nickc@redhat.com>
5822 * common.opt (Warray-bounds): Add Warning attribute.
5823 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
5825 (fsized-zeroes): Add Optimization attribute.
5826 (fsplit-wide-types, ftree-scev-cprop): Likewise.
5827 * c.opt (Wc++0x-compat): Add Warning attribute.
5829 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
5832 * reload1.c (eliminate_regs_in_insn): In the single_set special
5833 case, attempt to re-recognize the insn before falling back to
5834 having reload fix it up.
5836 2007-02-20 Eric Christopher <echristo@gmail.com>
5838 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
5839 Rewrite accordingly.
5840 (frv_read_iacc_argument): Ditto.
5841 (frv_expand_set_builtin): Take a call instead of arglist, update for
5843 (frv_expand_unop_builtin): Ditto.
5844 (frv_expand_binop_builtin): Ditto.
5845 (frv_expand_cut_builtin): Ditto.
5846 (frv_expand_binopimm_builtin): Ditto.
5847 (frv_expand_voidbinop_builtin): Ditto.
5848 (frv_expand_int_void2arg): Ditto.
5849 (frv_expand_prefetches): Ditto.
5850 (frv_expand_voidtriop_builtin): Ditto.
5851 (frv_expand_voidaccop_builtin): Ditto.
5852 (frv_expand_load_builtin): Ditto.
5853 (frv_expand_store_builtin): Ditto.
5854 (frv_expand_mdpackh_builtin): Ditto.
5855 (frv_expand_mclracc_builtin): Ditto.
5856 (frv_expand_mrdacc_builtin): Ditto.
5857 (frv_expand_mwtacc_builtin): Ditto.
5858 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
5861 2007-02-20 Janis Johnson <janis187@us.ibm.com>
5863 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
5864 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
5866 (HAVE_GAS_DFP): Check for assembler support of decimal floating
5868 * configure: Regenerate.
5869 * config.in: Regenerate.
5870 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
5871 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
5872 masks to power6 and power6x and to POWERPC_MASKS.
5873 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5875 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
5876 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
5877 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
5878 Access PROTOTYPE as variable, not mask.
5880 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
5882 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
5883 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
5884 * combine.c (adjust_for_new_dest): Use it.
5885 * postreload.c (reload_combine): Likewise.
5887 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
5889 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
5890 notes on an insn with multiple sets, even if single_set returns
5891 non-NULL for that insn.
5893 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5895 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
5898 2007-02-20 Geoffrey Keating <geoffk@apple.com>
5900 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
5901 if user didn't pass it.
5902 * config/i386/darwin.h (CC1_SPEC): Likewise.
5903 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
5904 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
5905 -mmacosx-version-min.
5907 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5908 Uros Bizjak <ubizjak@gmail.com>
5910 * optabs.h (enum optab_index): Add new OTI_scalb.
5911 (scalb_optab): Define corresponding macro.
5912 * optabs.c (init_optabs): Initialize scalb_optab.
5913 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
5915 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
5916 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
5917 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
5918 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
5919 flag_unsafe_math_optimizations is set.
5921 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
5922 to implement scalbf, scalb and scalbl built-ins as inline x87
5925 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5926 DJ Delorie <dj@redhat.com>
5929 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
5930 (diagnostic_report_diagnostic): ... here, and turn them into real
5931 errors. If warnings are inhibited, no need to do anything.
5933 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
5935 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
5936 better code generation.
5938 2007-02-20 Ben Elliston <bje@au.ibm.com>
5940 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
5942 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
5944 * config/alpha/alpha.c, config/alpha/alpha.md,
5945 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
5946 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
5947 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
5948 config/arm/lib1funcs.asm: Follow spelling conventions.
5950 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
5951 config/fr30/fr30.md, config/i386/i386.h,
5952 config/iq2000/iq2000.h, config/iq2000/predicates.md,
5953 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
5954 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
5955 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
5956 config/rs6000/altivec.md, config/rs6000/rs6000.c,
5957 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
5958 config/sparc/sparc.c, config/sparc/sparc.h,
5959 config/sparc/sparc.md, config/spu/constraints.md,
5960 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
5963 2007-02-20 Alan Modra <amodra@bigpond.net.au>
5966 * varasm.c (use_blocks_for_decl_p): Return false for decls with
5969 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
5971 * doc/invoke.texi (-ftree-lrs): Remove.
5973 2007-02-19 Diego Novillo <dnovillo@redhat.com>
5975 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
5978 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
5980 * config/ia64/ia64.c (ia64_expand_builtin): Use the
5981 new CALL_EXPR_FN macro for retrieving the function
5982 declaration of the input expression.
5984 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5986 * c.opt (Waddress): New.
5987 * common.opt (Walways-true): Delete.
5988 (Wstring-literal-comparison): Delete.
5989 * doc/invoke.texi (Warning Options): Delete -Walways-true and
5990 -Wstring-literal-comparison. Add -Waddress.
5992 (Walways-true): Delete.
5993 (Wstring-literal-comparison): Delete.
5994 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
5995 consistently instead of -Walways-true in example.
5996 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
5997 * c-typeck.c (parser_build_binary_op): Replace
5998 -Wstring-literal-comparison and -Walways-true with -Waddress.
5999 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
6002 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
6004 * tree-cfg.c (dump_function_to_file): Be prepared for functions
6005 without DECL_STRUCT_FUNCTION initialized.
6007 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
6009 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
6010 due to calls to functions taking pointers as parameters.
6012 2007-02-19 Richard Henderson <rth@redhat.com>
6015 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
6018 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
6020 * config/s390/s390.c (s390_call_saved_register_used,
6021 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
6022 accessed to the new scheme.
6024 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6026 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
6027 (cris_print_index, cris_print_operand, cris_print_operand_address)
6028 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
6029 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
6030 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
6032 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
6033 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
6034 GO_IF_LEGITIMATE_ADDRESS): Ditto.
6035 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
6036 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
6037 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
6038 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
6039 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
6040 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
6041 (uminsi3, call, call_value): Ditto.
6042 (define_split: indir_to_reg_split, unnamed): Ditto.
6044 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
6046 PR tree-optimization/30975
6047 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
6050 2007-02-18 Eric Christopher <echristo@gmail.com>
6052 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
6053 Remove use of arglist.
6054 (mips_expand_builtin): Remove use of arglist, pass in expr.
6055 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
6056 (mips_expand_builtin_movtf): Ditto.
6057 (mips_expand_builtin_compare): Ditto.
6059 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
6061 * tree-sra.c (sra_build_assignment): Replace assertion
6062 checking with a comment explaining why it can't be done.
6064 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
6067 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
6068 during CALL_EXPR representation conversion.
6069 * tree-ssa-propagate.c (set_rhs): Likewise.
6071 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
6073 * tree-sra.c (sra_build_assignment): Disable assertion checking
6076 2007-02-18 Roger Sayle <roger@eyesopen.com>
6078 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
6079 instead of calling build2 with a GIMPLE_MODIFY_STMT.
6080 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
6082 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
6083 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
6084 gimplify_init_ctor_eval_range, gimple_push_cleanup,
6085 gimplify_omp_for, gimplify_omp_atomic_pipeline,
6086 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
6087 force_gimple_operand): Likewise.
6088 * ipa-cp.c (constant_val_insert): Likewise.
6089 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
6090 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
6091 perfect_nestify): Likewise.
6092 * langhooks.c (lhd_omp_assignment): Likewise.
6093 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
6094 lower_copyprivate_clauses, lower_send_clauses,
6095 lower_send_shared_vars, expand_parallel_call,
6096 expand_omp_for_generic, expand_omp_for_static_nochunk,
6097 expand_omp_for_static_chunk, expand_omp_sections,
6098 lower_omp_single_copy, lower_omp_for_lastprivate,
6099 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
6100 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
6101 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
6104 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
6106 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
6107 config/sh/sh.md: Follow spelling conventions.
6109 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
6110 config/frv/predicates.md: Follow spelling conventions.
6112 * config/m68k/linux-unwind.h: Fix a comment typo.
6113 * target.h: Follow spelling conventions.
6115 2007-02-18 Roger Sayle <roger@eyesopen.com>
6117 PR rtl-optimization/28173
6118 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
6119 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
6120 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
6121 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
6122 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
6124 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6126 * builtins.c (fold_builtin_load_exponent): New.
6127 (fold_builtin_2): Use it.
6129 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
6131 PR rtl-optimization/30773
6132 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
6133 if we fail to attach a REG_EQUIV note.
6135 2007-02-18 David Edelsohn <edelsohn@gnu.org>
6136 Roger Sayle <roger@eyesopen.com>
6138 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
6140 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
6142 * calls.c (initialize_argument_information): Pass original EXP
6143 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
6144 code to split complex arguments here, as part of initializing the
6146 (expand_call): Remove code that builds a list of arguments and
6147 inserts implicit arguments into it. Instead, just count how many
6148 implicit arguments there will be so we can determine the size of
6149 the ARGS array, and let initialize_argument_information do the work.
6150 (split_complex_values): Delete unused function.
6152 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
6154 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
6156 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
6158 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
6159 for arg pointer based indexed addressing.
6161 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
6163 * config/ia64/ia64.h, config/ia64/ia64.md,
6164 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
6165 spelling conventions.
6167 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6169 * config/m68k/m68k.c (split_di): New.
6170 * config/m68k/m68k-protos.h: Declare split_di.
6171 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
6172 Improve predicate handling and split constant shifts.
6174 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6176 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
6177 parameter for register bitfield operations, general predicates
6180 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6182 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
6183 * config/m68k/linux-unwind.h: New file.
6185 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
6187 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
6188 config/i386/athlon.md, config/ia64/ia64.md,
6189 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
6190 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
6191 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
6192 tree-ssa-loop-niter.c, tree-vect-analyze.c,
6193 tree-vect-transform.c: Fix comment typos.
6195 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
6197 * sched-deps.c (find_insn_list): Remove.
6198 * sched-int.h: Remove the prototype for find_insn_list.
6200 2007-02-16 Geoffrey Keating <geoffk@apple.com>
6202 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
6204 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
6205 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
6206 darwin_rs6000_override_options.
6207 (C_COMMON_OVERRIDE_OPTIONS): Expect
6208 darwin_macosx_version_min to be non-NULL always.
6209 (TARGET_C99_FUNCTIONS): Likewise.
6210 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
6211 (DARWIN_MINVERSION_SPEC): New.
6212 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
6213 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
6215 (DARWIN_MINVERSION_SPEC): New.
6216 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
6218 * config/darwin-c.c (darwin_cpp_builtins): Expect
6219 darwin_macosx_version_min to be non-NULL always.
6221 * config/rs6000/rs6000.c: Clean up trailing whitespace.
6223 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
6225 * config/i386/i386.h (x86_use_xchgb): New.
6226 (TARGET_USE_XCHGB): New macro.
6227 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
6228 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
6229 Split after reload into bswaphi for shifts of 8.
6230 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
6231 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
6232 or when optimizing for size.
6234 2007-02-16 Richard Guenther <rguenther@suse.de>
6235 Christian Bruel <christian.bruel@st.com>
6237 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
6238 DECLs but prefer SSA_NAMEs over DECLs.
6240 2007-02-16 Richard Guenther <rguenther@suse.de>
6242 * tree-flow-inline.h (single_imm_use_p): Remove.
6243 (zero_imm_uses_p): Likewise.
6244 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
6245 instead of single_imm_use_p.
6246 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
6249 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6252 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
6253 nested double- and backquotes.
6255 2007-02-15 Roger Sayle <roger@eyesopen.com>
6258 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
6259 should be unreachable.
6260 (build2_stat): Allow construction of MODIFY_EXPR at any time.
6261 For the time being redirect GIMPLE_MODIFY_STMT to the new
6262 (renamed) build_gimple_modify_stmt_stat.
6263 (build2_gimple_stat): Rename to...
6264 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
6265 Always build a GIMPLE_MODIFY_STMT node.
6266 * tree.h (build2_gimple, build2_gimple_stat): Delete.
6267 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
6270 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
6271 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
6272 * tree-complex.c (set_component_ssa_name, expand_complex_move,
6273 expand_complex_div_wide): Likewise.
6274 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
6275 * tree-ssa-loop-im.c (schedule_sm): Likewise.
6276 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
6277 * tree-ssa-loop-manip.c (create_iv): Likewise.
6278 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
6279 abs_replacement): Likewise.
6280 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
6281 realify_fake_stores): Likewise.
6283 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
6284 node rather than a GIMPLE_MODIFY_STMT node.
6285 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
6286 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
6288 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
6289 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
6292 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6295 * fold-const.c (fold_comparison): Add back the
6296 folding of constant complex comparisions.
6298 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6301 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
6302 effects unknown to this function, return early.
6304 2007-02-15 Ian Lance Taylor <iant@google.com>
6306 * lower-subreg.c (move_eh_region_note): New static function.
6307 (resolve_simple_move): Call it.
6308 (decompose_multiword_subregs): Track blocks for which we resolve a
6309 simple move which is also a control flow insn. Pass them to
6310 find_many_sub_basic_blocks.
6311 (pass_lower_subreg): Add TODO_verify_flow.
6312 (pass_lower_subreg2): Likewise.
6314 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6315 Brooks Moses <brooks.moses@codesourcery.com>
6316 Lee Millward <lee.millward@codesourcery.com>
6318 * tree.h (enum tree_code_class): Add tcc_vl_exp.
6319 (VL_EXP_CLASS_P): New.
6320 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
6322 (TREE_OPERAND_CHECK_CODE): Likewise.
6323 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
6324 (TREE_RTL_OPERAND_CHECK): Likewise.
6325 (tree_operand_check_failed): Make second parameter the whole tree
6326 instead of its code. Fixed callers.
6327 (VL_EXP_CHECK): New.
6328 (TREE_OPERAND_LENGTH): New.
6329 (VL_EXP_OPERAND_LENGTH): New.
6330 (CALL_EXPR_FN): New.
6331 (CALL_EXPR_STATIC_CHAIN): New.
6332 (CALL_EXPR_ARGS): New.
6333 (CALL_EXPR_ARG): New.
6334 (call_expr_nargs): New.
6335 (CALL_EXPR_ARGP): New.
6336 (build_nt_call_list): Declare.
6337 (build_vl_exp_stat): Declare.
6338 (build_vl_exp): New.
6339 (build_call_list): Declare.
6340 (build_call_nary): Declare.
6341 (build_call_valist): Declare.
6342 (build_call_array): Declare.
6343 (call_expr_arg): Declare.
6344 (call_expr_argp): Declare.
6345 (call_expr_arglist): Declare.
6346 (fold_build_call_list): Declare.
6347 (fold_build_call_list_initializer): Declare.
6348 (fold_call_expr): Declare to replace fold_builtin.
6349 (fold_builtin_fputs): Update to agree with modified definition.
6350 (fold_builtin_strcpy): Likewise.
6351 (fold_builtin_strncpy): Likewise.
6352 (fold_builtin_memory_chk): Likewise.
6353 (fold_builtin_stxcpy_chk): Likewise.
6354 (fold_builtin_strncpy_chk): Likewise.
6355 (fold_builtin_next_arg): Likewise.
6356 (fold_build_call_expr): Declare.
6357 (fold_builtin_call_list): Declare.
6358 (fold_builtin_call_valist): Declare.
6359 (build_call_expr): Declare.
6360 (validate_arglist): Update to agree with modified definition.
6361 (tree_operand_length): New.
6362 (call_expr_arg_iterator): New.
6363 (init_call_expr_arg_iterator): New.
6364 (next_call_expr_arg): New.
6365 (first_call_expr_arg): New.
6366 (more_call_expr_args_p): New.
6367 (FOR_EACH_CALL_EXPR_ARG): New.
6369 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
6370 and tcc_gimple_stmt.
6371 (tree_code_size): Update documentation. Use sizeof (tree) rather
6372 than sizeof (char *).
6373 (tree_size): Likewise. Add case for tcc_vl_exp.
6374 (tree_node_structure): Add case for tcc_vl_exp.
6375 (contains_placeholder_p): Likewise.
6376 (substitute_in_expr): Likewise.
6377 (substitute_placeholder_in_expr): Likewise.
6378 (stabilize_reference_1): Likewise.
6379 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
6380 to diagnose breakage of this interface for constructing CALL_EXPRs.
6381 (build_nt): Add similar assertion here.
6382 (build_nt_call_list): New.
6383 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
6384 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
6386 (get_callee_fndecl): Use new CALL_EXPR accessors.
6387 (tree_operand_check_failed): Change parameters to pass entire node
6388 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
6389 (process_call_operands): New.
6390 (build_vl_exp_stat): New.
6391 (build_call_list): New.
6392 (build_call_nary): New.
6393 (build_call_valist): New.
6394 (build_call_array): New.
6395 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6396 (call_expr_arglist): New.
6398 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
6399 tcc_vl_exp instead of a fixed-size tcc_expression.
6401 * doc/c-tree.texi (CALL_EXPR): Document new representation and
6402 accessors for CALL_EXPRs.
6403 (AGGR_INIT_EXPR): Likewise.
6405 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6406 Brooks Moses <brooks.moses@codesourcery.com>
6407 Lee Millward <lee.millward@codesourcery.com>
6409 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
6410 (expand_builtin_nonlocal_goto): Change parameter to be entire
6411 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
6412 (expand_builtin_prefetch): Likewise.
6413 (expand_builtin_classify_type): Likewise.
6414 (mathfn_built_in): Return NULL_TREE instead of 0.
6415 (expand_errno_check): Use new CALL_EXPR accessors.
6416 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
6417 Return NULL_RTX instead of 0.
6418 (expand_builtin_mathfn_2): Likewise.
6419 (expand_builtin_mathfn_3): Likewise.
6420 (expand_builtin_interclass_mathfn): Likewise.
6421 (expand_builtin_sincos): Likewise.
6422 (expand_builtin_cexpi): Likewise.
6423 (expand_builtin_int_roundingfn): Likewise.
6424 (expand_builtin_int_roundingfn_2): Likewise.
6425 (expand_builtin_pow): Likewise.
6426 (expand_builtin_powi): Likewise.
6427 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
6428 of arglist, fixing callers appropriately. Use new CALL_EXPR
6429 accessors and constructors. Return NULL_RTX instead of 0.
6430 (expand_builtin_strstr): Likewise.
6431 (expand_builtin_strchr): Likewise.
6432 (expand_builtin_strrchr): Likewise.
6433 (expand_builtin_strpbrk): Likewise.
6434 (expand_builtin_memcpy): Likewise.
6435 (expand_builtin_mempcpy): Likewise.
6436 (expand_builtin_mempcpy_args): New.
6437 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
6438 (expand_builtin_memmove_args): New.
6439 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
6440 (expand_movstr): Likewise.
6441 (expand_builtin_strcpy): Likewise.
6442 (expand_builtin_strcpy_args): New.
6443 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
6444 (expand_builtin_strncpy): Likewise.
6445 (expand_builtin_memset): Likewise.
6446 (expand_builtin_memset_args): New.
6447 (expand_builtin_bzero): Similarly to expand_builtin_memset.
6448 (expand_builtin_memcmp): Likewise.
6449 (expand_builtin_strcmp): Likewise.
6450 (expand_builtin_strncmp): Likewise.
6451 (expand_builtin_strcat): Likewise.
6452 (expand_builtin_strncat): Likewise.
6453 (expand_builtin_strspn): Likewise.
6454 (expand_builtin_strcspn): Likewise.
6455 (expand_builtin_args_info): Likewise.
6456 (expand_builtin_va_start): Likewise.
6457 (gimplify_va_arg_expr): Likewise.
6458 (expand_builtin_va_end): Likewise.
6459 (expand_builtin_va_copy): Likewise.
6460 (expand_builtin_frame_address): Likewise.
6461 (expand_builtin_alloca): Likewise.
6462 (expand_builtin_bswap): Likewise.
6463 (expand_builtin_unop): Likewise.
6464 (expand_builtin_fputs): Likewise.
6465 (expand_builtin_expect): Likewise.
6466 (expand_builtin_fabs): Likewise.
6467 (expand_builtin_copysign): Likewise.
6468 (expand_builtin_printf): Likewise.
6469 (expand_builtin_fprintf): Likewise.
6470 (expand_builtin_sprintf): Likewise.
6471 (expand_builtin_init_trampoline): Likewise.
6472 (expand_builtin_signbit): Likewise.
6473 (expand_builtin_fork_or_exec): Likewise.
6474 (expand_builtin_sync_operation): Likewise.
6475 (expand_builtin_compare_and_swap): Likewise.
6476 (expand_builtin_lock_test_and_set): Likewise.
6477 (expand_builtin_lock_release): Likewise.
6478 (expand_builtin): Likewise.
6479 (builtin_mathfn_code): Likewise.
6481 (fold_builtin_constant_p): Pass call arguments individually instead
6482 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
6483 accessors and constructors. Return NULL_TREE instead of 0.
6484 (fold_builtin_expect): Likewise.
6485 (fold_builtin_classify_type): Likewise.
6486 (fold_builtin_strlen): Likewise.
6487 (fold_builtin_nan): Likewise.
6488 (integer_valued_real_p): Likewise.
6489 (fold_trunc_transparent_mathfn): Likewise.
6490 (fold_fixed_mathfn): Likewise.
6491 (fold_builtin_cabs): Likewise.
6492 (fold_builtin_sqrt): Likewise.
6493 (fold_builtin_cbrt): Likewise.
6494 (fold_builtin_cos): Likewise.
6495 (fold_builtin_cosh): Likewise.
6496 (fold_builtin_tan): Likewise.
6497 (fold_builtin_sincos): Likewise.
6498 (fold_builtin_cexp): Likewise.
6499 (fold_builtin_trunc): Likewise.
6500 (fold_builtin_floor): Likewise.
6501 (fold_builtin_ceil): Likewise.
6502 (fold_builtin_round): Likewise.
6503 (fold_builtin_int_roundingfn): Likewise.
6504 (fold_builtin_bitop): Likewise.
6505 (fold_builtin_bswap): Likewise.
6506 (fold_builtin_logarithm): Likewise.
6507 (fold_builtin_hypot): Likewise.
6508 (fold_builtin_pow): Likewise.
6509 (fold_builtin_powi): Likewise.
6510 (fold_builtin_exponent): Likewise.
6511 (fold_builtin_memset): Likewise.
6512 (fold_builtin_bzero): Likewise.
6513 (fold_builtin_memory_op): Likewise.
6514 (fold_builtin_bcopy): Deleted; call site changed to invoke
6515 fold_builtin_memory_op directly.
6516 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
6517 (fold_builtin_strncpy): Likewise.
6518 (fold_builtin_memcmp): Likewise.
6519 (fold_builtin_strcmp): Likewise.
6520 (fold_builtin_strncmp): Likewise.
6521 (fold_builtin_signbit): Likewise.
6522 (fold_builtin_copysign): Likewise.
6523 (fold_builtin_isascii): Likewise.
6524 (fold_builtin_toascii): Likewise.
6525 (fold_builtin_isdigit): Likewise.
6526 (fold_builtin_fabs): Likewise.
6527 (fold_builtin_abs): Likewise.
6528 (fold_builtin_fmin_fmax): Likewise.
6529 (fold_builtin_carg): Likewise.
6530 (fold_builtin_classify): Likewise.
6531 (fold_builtin_unordered_cmp): Likewise.
6533 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
6534 New functions split out from fold_builtin_1.
6535 (fold_builtin_n): New.
6536 (fold_builtin_varargs): New.
6537 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
6539 (fold_call_expr): New.
6540 (build_function_call_expr): Rewrite to use new helper function.
6541 (fold_builtin_call_list): New.
6542 (build_call_expr): New.
6543 (fold_builtin_call_valist): New.
6544 (rewrite_call_expr): New.
6545 (validate_arg): New.
6546 (validate_arglist): Change parameter to be entire CALL_EXPR instead
6547 of an arglist. Change return type to bool. Use new CALL_EXPR
6550 (fold_builtin_strstr): Pass call arguments individually instead
6551 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
6552 accessors and constructors. Return NULL_TREE instead of 0.
6553 (fold_builtin_strchr): Likewise.
6554 (fold_builtin_strrchr): Likewise.
6555 (fold_builtin_strpbrk): Likewise.
6556 (fold_builtin_strcat): Likewise.
6557 (fold_builtin_strncat): Likewise.
6558 (fold_builtin_strspn): Likewise.
6559 (fold_builtin_strcspn): Likewise.
6560 (fold_builtin_fputs): Likewise.
6561 (fold_builtin_next_arg): Likewise.
6562 (fold_builtin_sprintf): Likewise.
6564 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
6565 NULL_RTX instead of 0.
6566 (expand_builtin_memory_chk): Likewise.
6567 (maybe_emit_chk_warning): Likewise.
6568 (maybe_emit_sprintf_chk_warning): Likewise.
6570 (fold_builtin_object_size): Pass call arguments individually instead
6571 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
6572 accessors and constructors. Return NULL_TREE instead of 0.
6573 (fold_builtin_memory_chk): Likewise.
6574 (fold_builtin_stxcpy_chk): Likewise.
6575 (fold_builtin_strncpy_chk): Likewise.
6576 (fold_builtin_strcat_chk): Likewise.
6577 (fold_builtin_strcat_chk): Likewise.
6578 (fold_builtin_strncat_chk): Likewise.
6579 (fold_builtin_sprintf_chk): Likewise.
6580 (fold_builtin_snprintf_chk): Likewise.
6581 (fold_builtin_printf): Likewise.
6582 (fold_builtin_vprintf): Likewise.
6584 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
6586 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
6587 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6588 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
6589 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
6590 (fold_unary): Likewise.
6591 (fold_binary): Likewise.
6592 (fold_ternary): Remove CALL_EXPR case, since they are no longer
6593 ternary expressions.
6594 (fold): Add logic for tcc_vl_exp.
6595 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
6596 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6597 (fold_build3_stat): Add assertion to flag broken interface for
6598 constructing CALL_EXPRs.
6599 (fold_build_call_list): New.
6600 (fold_build_call_list_initializer): New.
6601 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
6603 (fold_strip_sign_ops): Likewise.
6605 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6606 Brooks Moses <brooks.moses@codesourcery.com>
6607 Lee Millward <lee.millward@codesourcery.com>
6609 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
6610 accessors and dump arguments explicitly.
6612 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
6614 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
6616 (print_call_name): Use new CALL_EXPR accessors.
6618 * print-tree.c (print_node): Add case tcc_vl_exp. Print
6619 CALL_EXPR arguments explicitly instead of as a list. Use
6620 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6622 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
6623 (vrp_visit_stmt): Likewise.
6625 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
6626 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
6628 (force_move_till_expr): Likewise.
6630 * targhooks.c (default_external_stack_protect_fail): Use
6631 build_call_expr instead of build_function_call_expr.
6632 (default_hidden_stack_protect_fail): Likewise.
6634 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
6637 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
6638 and walk arguments explicitly.
6640 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
6641 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6642 (expand_simple_operations): Likewise.
6643 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
6645 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
6646 of TREE_CODE_LENGTH.
6647 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
6649 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
6650 instead of TREE_CODE_LENGTH.
6652 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
6653 (tree_ic_transform): Likewise.
6654 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
6655 parameter instead of arglist. Fix callers.
6656 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
6657 (tree_stringops_transform): Likewise.
6658 (tree_indirect_call_to_profile): Likewise.
6659 (tree_stringops_values_to_profile): Likewise.
6661 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
6662 (eliminate_tail_call): Likewise.
6664 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
6666 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
6667 Use TREE_OPERAND_LENGTH and generalize to handle any number of
6669 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
6671 * omp-low.c (build_omp_barrier): Use build_call_expr.
6672 (lower_rec_input_clauses): Likewise.
6673 (lower_reduction_clauses): Likewise.
6674 (expand_parallel_call): Likewise.
6675 (maybe_catch_exception): Likewise.
6676 (expand_omp_for_generic): Likewise.
6677 (expand_omp_for_static_nochunk): Likewise.
6678 (expand_omp_sections): Likewise.
6679 (lower_omp_single_simple): Likewise.
6680 (lower_omp_single_copy): Likewise.
6681 (lower_omp_master): Likewise.
6682 (lower_omp_ordered): Likewise.
6683 (lower_omp_critical): Likewise.
6685 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
6686 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
6688 * tree-gimple.c (is_gimple_call_addr): Fix doc.
6689 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
6690 TREE_CODE_LENGTH. Add tcc_vl_exp case.
6692 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
6693 and generalize to handle any number of operands.
6694 (chrec_contains_undetermined): Likewise.
6695 (tree_contains_chrecs): Likewise.
6696 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
6698 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
6700 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
6701 fold_call_expr instead of fold_builtin.
6702 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
6703 match declarations there.
6704 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
6707 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
6708 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6710 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
6711 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
6713 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
6716 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
6717 (execute_cse_sincos): Use new CALL_EXPR accessors.
6719 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
6721 * gimple-low.c (lower_function_body): Use build_call_expr.
6722 (lower_builtin_setjmp): Likewise.
6724 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
6725 (set_storage_via_libcall): Likewise.
6726 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
6727 instead of TREE_CODE_LENGTH.
6728 (expand_expr_real_1): Use new CALL_EXPR accessors.
6730 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
6731 generalize to handle any number of operands.
6732 (TB_parent_eq): Likewise.
6734 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
6735 (strip_builtin_expect): Likewise.
6737 * function.c (gimplify_parameters): Use build_call_expr.
6739 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
6740 instead of TREE_CODE_LENGTH.
6742 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
6743 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
6745 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
6748 * gimplify.c (build_stack_save_restore): Use build_call_expr.
6749 (gimplify_decl_expr): Likewise.
6750 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
6751 Use new CALL_EXPR iterators.
6752 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
6753 (gimplify_modify_expr_to_memset): Likewise.
6754 (gimplify_variable_sized_compare): Likewise.
6755 (gimplify_omp_atomic_fetch_op): Likewise.
6756 (gimplify_omp_atomic_pipeline): Likewise.
6757 (gimplify_omp_atomic_mutex): Likewise.
6758 (gimplify_function_tree): Likewise.
6760 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
6761 (call_expr_flags): Likewise.
6762 (expand_call): Likewise.
6764 * except.c (expand_builtin_eh_return_data_regno): Pass entire
6765 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
6768 * coverage.c (create_coverage): Use build_call_expr.
6770 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
6771 (temp_call_expr_obstack): New.
6772 (pool_copy_list): Delete.
6773 (temp_copy_call_expr): New.
6774 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
6775 CALL_EXPR accessors. Get rid of special goo for copying argument
6776 lists and use temp_copy_call_expr instead.
6777 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
6778 CALL_EXPR accessors.
6779 (create_expression_by_pieces): Likewise. Use build_call_array
6780 to construct the result instead of fold_build3.
6781 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
6782 dealing with argument lists.
6783 (init_pre): Remove references to expression_node_pool and
6784 list_node_pool. Init temp_call_expr_obstack instead.
6785 (fini_pre): Remove references to expression_node_pool and
6788 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
6789 and walk arguments explicitly instead of as a list.
6791 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
6792 (mx_register_decls): Likewise.
6793 (mudflap_register_call): Likewise.
6794 (mudflap_finish_file): Likewise.
6796 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
6797 (ipa_callsite_compute_param): Likewise.
6799 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
6800 accessors and constructor.
6802 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
6803 accessors and constructor.
6804 (convert_tramp_reference): Likewise.
6805 (convert_call_expr): Likewise.
6806 (finalize_nesting_tree_1): Likewise.
6808 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
6811 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
6813 * tree-inline.c (initialize_inlined_parameters): Pass entire
6814 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
6816 (estimate_num_insns_1): Use new CALL_EXPR accessors.
6817 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
6819 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
6820 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6821 (vectorizable_reduction): Likewise.
6822 (vectorizable_call): Use new CALL_EXPR iterators.
6823 (vectorizable_conversion): Use build_call_expr.
6824 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
6825 (vect_gen_widened_results_half): Use build_call_expr.
6826 (vect_setup_realignment): Likewise.
6827 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
6829 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
6830 (pass_through_call): Likewise.
6831 (compute_object_sizes): Likewise. Use fold_call_expr instead of
6834 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
6835 (tree_gen_pow2_profiler): Likewise.
6836 (tree_gen_one_value_profiler): Likewise.
6837 (tree_gen_ic_func_profiler): Likewise.
6838 (tree_gen_average_profiler): Likewise.
6839 (tree_gen_ior_profiler): Likewise.
6841 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
6842 (find_func_aliases): Use new CALL_EXPR accessors. Add case
6843 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6845 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
6846 of TREE_CODE_LENGTH.
6848 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
6849 of TREE_CODE_LENGTH.
6851 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
6853 (convert_to_integer): Likewise.
6855 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
6858 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6859 Brooks Moses <brooks.moses@codesourcery.com>
6860 Lee Millward <lee.millward@codesourcery.com>
6862 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
6864 * config/frv/frv.c (frv_expand_builtin): Likewise.
6865 * config/s390/s390.c (s390_expand_builtin): Likewise.
6867 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
6868 (sparc_expand_builtin): Use new CALL_EXPR accessors.
6870 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
6871 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
6872 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
6873 (ix86_expand_store_builtin): Likewise.
6874 (ix86_expand_unop_builtin): Likewise.
6875 (ix86_expand_unop1_builtin): Likewise.
6876 (ix86_expand_sse_compare): Likewise.
6877 (ix86_expand_sse_comi): Likewise.
6878 (ix86_expand_vec_init_builtin): Likewise.
6879 (ix86_expand_vec_ext_builtin): Likewise.
6880 (ix86_expand_vec_set_builtin): Likewise.
6881 (ix86_expand_builtin): Use new CALL_EXPR accessors.
6883 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
6884 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
6886 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
6887 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
6888 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
6890 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
6892 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
6893 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
6894 arglist. Use new CALL_EXPR accessors. Fix callers.
6895 (altivec_expand_abs_builtin): Likewise.
6896 (rs6000_expand_binop_builtin): Likewise.
6897 (altivec_expand_predicate_builtin): Likewise.
6898 (altivec_expand_lv_builtin): Likewise.
6899 (spe_expand_stv_builtin): Likewise.
6900 (altivec_expand_stv_builtin): Likewise.
6901 (rs6000_expand_ternop_builtin): Likewise.
6902 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
6903 (altivec_expand_st_builtin): Likewise.
6904 (altivec_expand_dst_builtin): Likewise.
6905 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
6906 arglist. Use new CALL_EXPR accessors. Fix callers.
6907 (altivec_expand_vec_set_builtin): Likewise.
6908 (altivec_expand_vec_ext_builtin): Likewise.
6909 (altivec_expand_builtin): Use new CALL_EXPR accessors.
6910 (spe_expand_builtin): Likewise.
6911 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
6912 arglist. Use new CALL_EXPR accessors. Fix callers.
6913 (spe_expand_evsel_builtin): Likewise.
6914 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
6915 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
6917 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
6918 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
6919 (arm_expand_unop_builtin): Likewise.
6920 (arm_expand_builtin): Use new CALL_EXPR accessors.
6922 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
6925 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
6926 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
6927 (bfin_expand_unop_builtin): Likewise.
6928 (bfin_expand_builtin): Use new CALL_EXPR accessors.
6930 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6931 Brooks Moses <brooks.moses@codesourcery.com>
6932 Lee Millward <lee.millward@codesourcery.com>
6934 * c-semantics.c (build_stmt): Add internal diagnostic check.
6936 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
6937 accessors. Print arguments explicitly instead of as a list.
6939 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
6941 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
6942 (c_finish_omp_flish): Likewise.
6944 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
6945 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
6946 instead of TREE_CODE_LENGTH.
6947 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
6948 (c_warn_unused_result): Likewise.
6950 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6953 * doc/invoke.texi (Warning Options): Remove
6954 -Werror-implicit-function-declaration.
6955 (Wimplicit-function-declaration): Update description.
6956 * opts.c (common_handle_option): Move handling of -Werror=* to...
6957 (enable_warning_as_error): ...here.
6958 * opts.h (enable_warning_as_error): Declare.
6959 * c-decl.c (implicit_decl_warning): Unless
6960 -Wno-implicit-function-declaration is given, emit a pedwarn if
6961 -std=c99 or emit a warning if -Wimplicit-function-declaration.
6962 * c.opt (Wimplicit-function-declaration): Replace
6963 mesg_implicit_function_declaration with
6964 warn_implicit_function_declaration.
6965 * c-opts.c (c_common_handle_option):
6966 -Werror-implicit-function-declaration is exactly equal as
6967 -Werror=implicit-function-declaration.
6968 (set_Wimplicit): Replace mesg_implicit_function_declaration with
6969 warn_implicit_function_declaration.
6970 (c_common_post_options): -Wimplict-function-declaration is enabled
6971 by default by -std=c99, otherwise is disabled by default.
6972 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
6974 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
6976 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
6977 DECL on the rhs to a DECL on the lhs for debug info purposes if the
6978 former is ignored but not the latter.
6980 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
6982 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
6983 is made and the reference doesn't use the alias set of its type,
6984 do not create the temporary using that type.
6986 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
6988 * jump.c: Remove prototypes for delete_computation and
6989 delete_prior_computation.
6991 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
6993 * jump.c (get_label_after): Delete.
6994 (get_label_before, delete_computation, delete_jump,
6995 delete_prior_computation, follow_jumps): Move...
6996 * reorg.c (delete_computation, delete_prior_computation): ... here...
6997 (get_label_before, delete_jump): ... making these static ...
6998 (follow_jumps): ... and simplifying this since it only runs after
7000 * rtl.h (get_label_after, get_label_before, delete_jump,
7001 follow_jumps): Delete prototypes.
7003 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
7005 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
7007 2007-02-15 Nick Clifton <nickc@redhat.com>
7009 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
7010 order to prevent it from being munged by the target.
7012 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
7014 * config/i386/i386.md: Remove misleading comment.
7016 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7018 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
7019 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
7022 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7024 * tree-sra.c (instantiate_missing_elements): Canonicalize
7026 (sra_build_assignment): New.
7027 (generate_copy_inout, generate_element_copy,
7028 generate_element_zero, generate_one_element_init): Use it.
7030 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7032 * tree-sra.c (instantiate_missing_elements): Canonicalize
7034 (sra_build_assignment): New.
7035 (generate_copy_inout, generate_element_copy,
7036 generate_element_zero, generate_one_element_init): Use it.
7038 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7040 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
7043 2007-02-14 Joseph Myers <joseph@codesourcery.com>
7045 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
7046 types as aggregates not scalars.
7047 * function.c (assign_stack_temp_for_type): Likewise.
7049 2007-02-14 Roger Sayle <roger@eyesopen.com>
7050 Zdenek Dvorak <dvorakz@suse.cz>
7052 * tree-dump.c (dump_switch_p_1): Require exact match of the option
7055 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
7057 * passes.c (next_pass_1): Clear the next field of the copied
7060 2007-02-14 Richard Henderson <rth@redhat.com>
7062 * tree-sra.c (early_sra): New.
7063 (decl_can_be_decomposed_p): Deny va_list if early_sra.
7064 (tree_sra_early, pass_sra_early): New.
7065 * tree-pass.h (pass_sra_early): Declare.
7066 * passes.c (init_optimization_passes): Use it.
7068 2007-02-14 Richard Guenther <rguenther@suse.de>
7070 * flags.h (issue_strict_overflow_warning): Convert to a macro.
7072 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
7074 PR tree-optimization/30771
7075 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
7077 (vect_analyze_operations): Induction phis can now be marked as
7079 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
7080 Update documentation accordingly.
7082 2007-02-14 Nick Clifton <nickc@redhat.com>
7084 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
7085 most 3 arguments are supported.
7086 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
7088 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
7090 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
7091 Ensure dst->current is valid.
7093 2007-02-13 Paul Brook <paul@codesourcery.com>
7095 * config.gcc: Add arm*-*-uclinux-*eabi.
7096 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
7097 (SUBTARGET_EXTRA_LINK_SPEC): Define.
7098 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
7099 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
7100 (LINK_SPEC): Define.
7102 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
7104 * config/arm/uclinux-eabi.h: New file.
7105 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
7106 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
7109 2007-02-13 Ian Lance Taylor <iant@google.com>
7111 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
7112 * flags.h (warn_strict_overflow): Declare.
7113 (enum warn_strict_overflow_code): Define.
7114 (issue_strict_overflow_warning): New static inline function.
7115 * opts.c (warn_strict_overflow): New variable.
7116 (common_handle_option): Handle OPT_Wstrict_overflow and
7117 OPT_Wstrict_overflow_.
7118 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
7120 * fold-const.c: Include intl.h.
7121 (fold_deferring_overflow_warnings): New static variable.
7122 (fold_deferred_overflow_warning): New static variable.
7123 (fold_deferred_overflow_code): New static variable.
7124 (fold_defer_overflow_warnings): New function.
7125 (fold_undefer_overflow_warnings): New function.
7126 (fold_undefer_and_ignore_overflow_warnings): New function.
7127 (fold_deferring_overflow_warnings_p): New function.
7128 (fold_overflow_warning): New static function.
7129 (make_range): Add strict_overflow_p parameter. Change all
7131 (extract_muldiv, extract_muldiv_1): Likewise.
7132 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
7133 tree_expr_nonnegative_p.
7134 (fold_negate_expr): Call fold_overflow_warning.
7135 (fold_range_test): Likewise.
7136 (fold_comparison): Likewise.
7137 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
7138 instead of tree_expr_nonnegative_p.
7139 (tree_expr_nonnegative_warnv_p): Rename from
7140 tree_expr_nonnegative_p, add strict_overflow_p parameter.
7141 (tree_expr_nonnegative_p): New function.
7142 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
7143 strict_overflow_p parameter.
7144 (tree_expr_nonzero_p): New function.
7145 * passes.c (verify_interpass_invariants): New static function.
7146 (execute_one_pass): Call it.
7147 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
7149 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
7150 (estimate_numbers_of_iterations): Likewise.
7151 (scev_probably_wraps_p): Likewise.
7152 * tree-ssa-ccp.c: Include "toplev.h".
7153 (evaluate_stmt): Defer fold overflow warnings until we know we are
7155 (struct fold_stmt_r_data): Add stmt field.
7156 (fold_stmt_r): Defer fold overflow warnings until we know we
7158 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
7159 (fold_stmt_inplace): Likewise.
7160 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
7161 (cleanup_control_expr_graph): Defer fold overflow warnings until
7162 we know we are going to optimize.
7163 * tree-cfg.c (fold_cond_expr_cond): Likewise.
7164 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
7166 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
7167 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
7168 * tree-ssa-loop-manip.c (create_iv): Likewise.
7169 * c-typeck.c (build_conditional_expr): Likewise.
7170 (build_binary_op): Likewise.
7171 * tree-vrp.c (vrp_expr_computes_nonzero): Call
7172 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
7173 (extract_range_from_unary_expr): Likewise.
7174 * simplify-rtx.c (simplify_const_relational_operation): Warn when
7175 assuming that signed overflow does not occur.
7176 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
7177 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
7178 (fold_defer_overflow_warnings): Declare.
7179 (fold_undefer_overflow_warnings): Declare.
7180 (fold_undefer_and_ignore_overflow_warnings): Declare.
7181 (fold_deferring_overflow_warnings_p): Declare.
7182 (tree_expr_nonzero_warnv_p): Declare.
7183 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
7185 (Warning Options): Document -Wstrict-overflow.
7186 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
7187 (tree-ssa-ccp.o): Likewise.
7188 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
7189 (fold-const.o): Depend on intl.h.
7191 2007-02-13 Ian Lance Taylor <iant@google.com>
7194 * lower-subreg.c (resolve_simple_move): Decompose subregs in
7197 2007-02-13 Stuart Hastings <stuart@apple.com>
7199 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
7201 2007-02-13 Richard Henderson <rth@redhat.com>
7203 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
7204 handled_component_p before looking for the indirect_ref.
7206 2007-02-13 Richard Henderson <rth@redhat.com>
7208 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
7209 remove flags clobber.
7210 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
7211 (bswaphi_lowpart): New.
7212 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
7213 remove TARGET_BSWAP test. Delete expander of the same name.
7215 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
7216 (expand_unop): Use them.
7218 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
7220 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
7221 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
7222 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
7223 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
7224 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
7225 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
7226 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
7227 assembler dialect choice from asm templates.
7229 2007-02-12 Richard Henderson <rth@redhat.com>
7231 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
7232 (fixuns_trunc<SSEMODEF>si2): Use it.
7233 * config/i386/sse.md (vec_setv4sf_0): Export.
7234 * config/i386/i386.c (ix86_build_const_vector): Export.
7235 (ix86_split_convert_uns_si_sse): Rename from
7236 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
7237 * config/i386/i386-protos.h: Update.
7239 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7242 * c-typeck.c (c_finish_return): Improve warning message.
7244 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7246 * alias.c (find_symbolic_term): Delete unused function.
7248 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
7250 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
7251 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
7252 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
7254 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
7256 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
7257 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
7258 the function, temporarily point the debug interface to the null one.
7260 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
7262 * dwarf2out.c (round_up_to_align): New static function.
7263 (field_byte_offset): Use it to round the offset.
7265 2007-02-12 Richard Henderson <rth@redhat.com>
7267 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
7268 (inswl_const): Export.
7270 2007-02-12 Richard Henderson <rth@redhat.com>
7272 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
7273 result mode of the libcall, convert back to outmode.
7275 2007-02-12 Roger Sayle <roger@eyesopen.com>
7277 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
7278 (bswapdi2): New define_expand to implement 32-bit implementation.
7280 2007-02-12 Nick Clifton <nickc@redhat.com>
7282 * doc/invoke.texi (Overall Options): Document --help=.
7283 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
7284 (cc1_options): Pass --help= on to cc1.
7285 (display_help): Add description of --help=.
7286 (process_command): Add code to handle --help=. Allow translated
7287 --help and --target-help switches to be passed on to compiler
7289 (main): Remove unused if statement.
7290 * opts.c (columns): Remove.
7291 (LEFT_COLUMN): Define.
7292 (wrap_help): Add columns argument.
7293 (print_filtered_help): Change parameters to be an include bitmask,
7294 an exclude bitmask, an any bitmask and the column width. Move the
7295 code to display the params list here. Add code to display the
7296 status of options rather than their descriptions if the quiet flag
7298 (print_specific_help): Change parameters to be an include bitmask,
7299 an exclude bitmask and an any bitmask. Move code to look up the
7300 column width here. Decide upon the title for an options listing.
7301 (common_handle_options): Add code to handle --help=. Adapt code
7302 for --help and --target-help to use the revised form of the
7303 print_specific_help function.
7304 (print_help): Delete.
7305 (print_param_help): Delete.
7306 (print_switch): Delete.
7307 * opts.h (cl_lang_count): Add prototype.
7308 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
7309 CL_MAX_OPTION_CLASS): New defines.
7310 * optc-gen.awk: Add construction of cl_lang_count.
7311 * c.opt: Add Warning attribute to warning options and Optimization
7312 attribute to optimization options.
7313 * common.opt: Likewise.
7315 Add -fhelp and -ftarget-help as aliases for the transformed --help
7316 and --target-help options.
7317 * opt-functions.awk: Add code to handle Warning and Optimization
7320 2007-02-12 Richard Henderson <rth@redhat.com>
7322 * config/alpha/constraints.md: New file.
7323 * config/alpha/alpha.c: Include tm-constrs.h.
7324 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
7325 alpha_extra_constraint): Remove.
7326 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
7327 * config/alpha/alpha-protos.h: Update.
7328 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
7329 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
7330 (EXTRA_CONSTRAINT): Remove.
7331 * config/alpha/alpha.md: Include constraints.md.
7332 (adddi splitter): Use satisfies_constraint_*.
7333 * config/alpha/predicates.md (add_operand): Likewise.
7334 (sext_add_operand, addition_operation): Likewise.
7336 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
7338 PR tree-optimization/29145
7339 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
7340 in our handling of restrict qualified pointers.
7342 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7345 * doc/invoke.texi (Wunused-value): Update description.
7346 (Wextra): Delete item.
7347 * opts.c (set_Wextra): Don't use the value of Wextra to set the
7348 value of Wunused-value.
7349 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
7350 (c_finish_stmt_expr): Don't check extra_warnings.
7351 (emit_side_effect_warnings): The caller is responsible to check
7354 2007-02-11 Roger Sayle <roger@eyesopen.com>
7355 Matt Thomas <matt@3am-software.com>
7357 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
7359 2007-02-11 Roger Sayle <roger@eyesopen.com>
7361 * simplify-rtx.c (simplify_relational_operation_1): Optimize
7362 comparisons of POPCOUNT against zero.
7363 (simplify_const_relational_operation): Likewise.
7365 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7367 * doc/invoke.texi (Wextra): Delete outdated paragraph.
7369 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7371 * dwarf2out.c (root_type): Delete unused function.
7373 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7375 * genattrtab.c (contained_in_p): Delete unused function.
7376 (write_expr_attr_cache): Likewise.
7378 2007-02-11 Jan Hubicka <jh@suse.cz>
7380 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
7383 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
7385 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
7386 to add the REG_EQ* note.
7387 * see.c (see_merge_one_use_extension): Likewise.
7388 * local-alloc.c (update_equiv_regs): Likewise. Also don't
7389 turn REG_EQUAL notes into REG_EQUIV notes if the target
7390 register may have more than one set.
7391 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
7392 * gcse.c (try_replace_reg): Likewise.
7393 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
7394 * calls.c (fixup_tail_calls): Likewise. Abort if there is
7395 more than one REG_EQUIV note.
7396 * reload1.c (gen_reload): Use set_unique_reg_note.
7398 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
7400 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
7401 (ix86_builtin_conversion): New function.
7403 2007-02-06 Mark Mitchell <mark@codesourcery.com>
7406 * tree.h (DECL_REPLACEABLE_P): New macro.
7407 * except.c (set_nothrow_function_flags): Likewise.
7409 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
7410 Ira Rosen <irar@il.ibm.com>
7411 Dorit Nuzman <dorit@il.ibm.com>
7413 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
7414 * targhooks.c (default_builtin_vectorized_conversion): New.
7415 * targhooks.h (default_builtin_vectorized_function): New declaration.
7416 * target.h (struct vectorize): Add builtin_conversion field.
7417 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
7418 stmt_vec_info_type value.
7419 (vectorizable_conversion): New declaration.
7420 * tree-vect-analyze.c (vect_analyze_operations): Add
7421 vectorizable_conversion call.
7422 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
7423 * tree-vect-transform.c (vectorizable_conversion): New function.
7424 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
7425 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
7427 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
7428 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
7429 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
7430 or ALTIVEC_BUILTIN_VCFSX.
7432 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7435 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
7436 CONST_DOUBLE and operand 0 is a hard register.
7437 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
7438 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
7439 is a hard floating-point register.
7441 2007-02-10 Richard Henderson <rth@redhat.com>
7442 Jakub Jelinek <jakub@redhat.com>
7443 Alexandre Oliva <aoliva@redhat.com>
7445 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
7446 * builtin-types.def (BT_WORD): Make unsigned.
7447 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
7448 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
7449 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
7450 * c-decl.c (grokdeclarator): Don't error if !have_tls.
7451 * c-parser.c (c_parser_omp_threadprivate): Likewise.
7452 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
7454 * expr.c (emutls_var_address): New.
7455 (expand_expr_real_1): Expand emulated tls.
7456 (expand_expr_addr_expr_1): Likewise.
7457 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
7458 * output.h (emutls_finish): Declare.
7459 * toplev.c (compile_file): Call it.
7460 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
7461 address before wrapping in CONST.
7462 * varasm.c (emutls_htab, emutls_object_type): New.
7463 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
7464 (get_emutls_object_name, get_emutls_object_type): New.
7465 (get_emutls_init_templ_addr, emutls_decl): New.
7466 (emutls_common_1, emutls_finish): New.
7467 (assemble_variable): When emulating tls, swap decls; generate
7468 constructor for the emutls objects.
7469 (do_assemble_alias): When emulating tls, swap decl and target name.
7470 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
7472 * varpool.c (decide_is_variable_needed): Look at force_output.
7473 Recurse for emulated tls.
7474 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
7475 with decide_is_variable_needed.
7476 * emutls.c: New file.
7477 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
7478 tls_object for real tls.
7480 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
7482 PR rtl-optimization/29599
7483 * reload1.c (eliminate_regs_in_insn): Take the destination
7484 mode into account when computing the offset.
7486 2007-02-09 Stuart Hastings <stuart@apple.com>
7487 Richard Henderson <rth@redhat.com>
7489 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
7490 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
7491 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
7492 fixuns_truncdfhi2): New.
7493 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
7494 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
7495 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
7496 (floatunssidf2): Allow nonimmediate source.
7497 * config/i386/sse.md (movdi_to_sse): New.
7498 (vec_concatv2di): Drop '*'.
7499 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
7500 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
7501 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
7503 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
7504 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
7505 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
7506 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
7507 (ix86_build_signbit_mask): Fix decl of v, refactor to call
7508 ix86_build_const_vector.
7509 (x86_emit_floatuns): Rewrite.
7511 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7513 * genautomata.c (longest_path_length): Delete unused function.
7514 (struct state): Delete unused longest_path_length.
7515 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
7516 (get_free_state): Delete unused.
7518 2007-02-09 Jan Hubicka <jh@suse.cz>
7520 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
7521 * doc/invoke.texi (inline-unit-growth): Update default value.
7523 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
7524 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
7525 (rebuild_cgraph_edges): Likewise.
7526 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
7527 (dump_cgraph_node): Dump frequencies.
7528 (cgraph_clone_edge): Add frequency scales.
7529 (cgraph_clone_node): Add freuqnecy.
7530 * cgraph.h (cgraph_edge): Add freuqnecy argument.
7531 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
7532 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
7533 * tree-pass.h (TODO_rebuild_frequencies): New constant.
7534 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
7535 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
7536 (save_inline_function_body): Likewise.
7537 * ipa-inline.c: inluce rtl.h
7538 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
7539 (cgraph_edge_badness): Use frequencies.
7540 (cgraph_decide_recursive_inlining): Update clonning.
7541 (cgraph_decide_inlining_of_small_function): Dump frequency.
7542 * predict.c (estimate_bb_frequencies): Export.
7543 * predict.h (estimate_bb_frequencies): Declare.
7544 * tree-inline.c (copy_bb): Watch overflows.
7545 (expand_call_inline): Update call of cgraph_create_edge.
7546 (optimize_inline_calls): Use TODO flags to update frequnecies.
7547 * passes.h: Include predict.h
7548 (init_optimization_passes): Move profile ahead.
7549 (execute_function_todo): Handle TODO_rebuild_frequencies.
7551 2007-02-09 Roger Sayle <roger@eyesopen.com>
7553 * config/alpha/alpha.c (emit_insxl): Force the first operand of
7554 the insbl or inswl pattern into a register.
7556 2007-02-09 Roger Sayle <roger@eyesopen.com>
7558 * config/ia64/ia64.md (bswapdi2): New define_insn.
7560 2007-02-09 Richard Henderson <rth@redhat.com>
7562 * config/i386/constraints.md (Ym): New constraint.
7563 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
7564 (movdi_1_rex64): Split sse and xmm general register moves from
7565 memory move alternatives. Use conditional register constraints.
7566 (movsf_1, movdf_integer): Likewise.
7567 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
7568 (movdf_integer_rex64): New.
7569 (pushsf_rex64): Fix output constraints.
7570 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
7571 (sse2_stored): Likewise.
7572 (sse2_storeq_rex64): New.
7573 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
7574 amd and not generic.
7575 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
7576 for optimize_size. Remove SF/DFmode hack.
7578 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7580 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
7583 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
7584 Richard Sandiford <richard@codesourcery.com>
7586 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
7587 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
7588 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
7589 m68k/t-mlib to tmake_file.
7590 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
7591 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
7592 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
7593 Allow it to be cf or m68k. Set m68k_arch_family. If that
7594 variable is not empty, add t-$m68k_arch_family to tmake_file.
7595 Add t-mlibs to tmake_file.
7596 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
7597 * config/m68k/t-cf: New file.
7598 * config/m68k/t-m68k: Likewise.
7599 * config/m68k/t-mlibs: Likewise.
7600 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
7601 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
7602 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
7603 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
7604 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
7606 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
7607 (INSTALL_LIBGCC): Delete.
7608 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
7609 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
7610 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
7611 (M68K_MLIB_CPU): Define.
7612 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
7613 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
7614 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
7616 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
7617 Richard Guenther <rguenther@suse.de>
7620 * fold-const.c (fold_comparison): Handle obfuscated comparisons
7621 against INT_MIN/INT_MAX.
7622 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
7623 file if a loop is removed.
7625 2007-02-09 Joseph Myers <joseph@codesourcery.com>
7627 * calls.c (store_one_arg): Pass correct alignment to
7628 emit_push_insn for non-BLKmode values.
7629 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
7630 unaligned stack slot via a suitably aligned slot.
7632 2007-02-08 DJ Delorie <dj@redhat.com>
7634 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
7636 (legal_subregs): Use unsigned char, make const.
7637 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
7639 2007-02-08 Paul Brook <paul@codesourcery.com>
7641 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
7642 special interworking needed.
7644 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
7646 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
7647 conditional to __SSE2__.
7648 (Entries below should have been added to first ChangeLog
7649 entry for amdfam10 dated 2007-02-05)
7650 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
7652 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
7654 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
7657 2007-02-08 DJ Delorie <dj@redhat.com>
7659 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
7660 * config/m32c/m32c.c (legal_subregs): New.
7661 (m32c_illegal_subreg_p): New.
7662 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
7663 unsupported subregs of hard regs.
7665 2007-02-08 Jan Hubicka <jh@suse.cz>
7667 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
7668 the same one; always update histograms.
7670 2007-02-08 Diego Novillo <dnovillo@redhat.com>
7672 * passes.c (init_optimization_passes): Tidy comment.
7674 2007-02-08 Roger Sayle <roger@eyesopen.com>
7676 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
7677 strip zero_extend, bswap and rotates from POCOUNT's argument.
7678 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
7679 zero_extend and rotates from PARITY's argument.
7680 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
7681 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
7682 of an integer constant at compile-time.
7684 2007-02-08 Diego Novillo <dnovillo@redhat.com>
7687 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
7689 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
7692 * tree-ssa-live.c (remove_unused_locals): Do not remove
7693 TREE_ADDRESSABLE variables.
7694 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
7695 * tree-ssa-operands.c (add_virtual_operand): Remove argument
7696 FOR_CLOBBER. Update all users.
7697 If VAR has an associated alias set, add a virtual operand for
7698 it if no alias is found to conflict with the memory reference.
7700 2007-02-07 Jan Hubicka <jh@suse.cz>
7701 Robert Kidd <rkidd@crhc.uiuc.edu>
7703 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
7705 2007-02-07 Ian Lance Taylor <iant@google.com>
7707 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
7709 2007-02-07 Roger Sayle <roger@eyesopen.com>
7711 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
7712 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
7713 tablejumpdi, movsi_to_cr_one): Remove constraints from
7714 define_expand's match_operands.
7716 2007-02-07 Roger Sayle <roger@eyesopen.com>
7718 * global.c (compute_regsets): Move declatation of "i" inside of
7719 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
7721 2007-02-07 Jakub Jelinek <jakub@redhat.com>
7724 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
7725 of INDIRECT_REF <RESULT_DECL>.
7727 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
7729 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
7730 Kaz Kojima <kkojima@gcc.gnu.org>
7733 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
7735 (sh_initialize_trampoline): Add parentheses to avoid a warning.
7737 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7739 * doc/loop.texi: Document possibility not to perform disambiguation
7740 of loops with multiple latches.
7741 * cfgloopmanip.c (alp_enum_p): Removed.
7742 (add_loop): Handle subloops. Use get_loop_body_with_size.
7743 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
7744 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
7745 the new forwarder block.
7746 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
7747 Handle the case latch is NULL.
7748 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
7749 when marking loop exits.
7750 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
7752 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
7753 disambiguate_loops_with_multiple_latches.
7754 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
7755 before fix_loop_structure.
7756 * cfgloop.c: Include pointer-set.h and output.h.
7757 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
7758 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
7759 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
7760 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
7761 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
7762 disambiguate_multiple_latches, get_loop_body_with_size,
7763 disambiguate_loops_with_multiple_latches): New functions.
7764 (flow_loop_dump): Dump multiple latch edges.
7765 (flow_loop_nodes_find): Handle loops with multiple latches.
7766 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
7767 (glb_enum_p): Modified.
7768 (get_loop_body): Use get_loop_body_with_size.
7769 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
7770 (AVOID_CFG_MODIFICATIONS): New constant.
7771 (disambiguate_loops_with_multiple_latches, add_loop,
7772 get_loop_body_with_size): Declare.
7773 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
7775 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
7778 * global.c (compute_regsets): New function.
7779 (global_alloc): Refactored ELIMINABLE_REGSET
7780 and NO_GLOBAL_ALLOC_REGS computation out.
7781 (rest_of_handle_global_alloc): Call compute_regsets()
7782 for non-optimizing case.
7784 2007-02-06 Richard Henderson <rth@redhat.com>
7786 * config/i386/constraints.md (Y2): Rename from Y.
7787 (Yi): New constraint.
7788 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
7789 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
7790 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
7791 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
7792 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
7793 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
7794 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
7795 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
7796 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
7797 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
7798 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
7799 vec_extractv2si_1): Change Y constraints to Y2.
7800 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
7801 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
7802 Change Y constraints to Y2.
7803 (sse2_loadld): Change Y constraints to x.
7805 2007-02-06 Roger Sayle <roger@eyesopen.com>
7807 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
7808 (parity<mode>2): New define_expand using rs6000_emit_parity.
7809 * config/rs6000/rs6000.c (rs6000_emit_popcount,
7810 rs6000_emit_parity): New functions.
7811 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
7812 rs6000_emit_parity): Prototype here.
7814 2007-02-06 Ian Lance Taylor <iant@google.com>
7816 * lower-subreg.c (simple_move_operand): Reject CONST.
7817 (resolve_clobber): Call validate_change rather than directly
7818 assigning to XEXP (pat, 0).
7820 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
7822 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
7823 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
7824 (tree-cfg.o): Remove hashtab.h dependency.
7826 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
7827 (struct ivopts_data): Change niters to pointer_map_t.
7828 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
7829 (niter_for_exit): Create pointer_map on demand. Change for
7831 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
7832 (free_loop_data): Destroy data->niters if created and reset field.
7833 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
7834 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
7836 * tree-ssa-reassoc.c: Include pointer-set.h.
7837 (bb_rank): Change to long *.
7838 (operand_rank): Change to pointer_map_t.
7839 (find_operand_rank): Return long, -1 if not found. Declare as inline.
7840 (insert_operand_rank): Accept long.
7841 (operand_entry_hash, operand_entry_eq): Remove.
7842 (get_rank): Return long. Adjust for changes above.
7843 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
7845 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
7847 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
7848 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
7849 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
7851 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
7852 directly since it cannot be NULL.
7853 (get_vi_for_tree): Rewrite for pointer_map API.
7854 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
7855 (init_alias_vars): Create vi_for_tree as pointer_map.
7856 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
7858 * tree-cfg.c: Don't include hashtab.h.
7859 (edge_to_cases): Declare as pointer_map.
7860 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
7862 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
7863 (start_recording_case_labels): Create edge_to_cases as pointer_map.
7864 (end_recoding_case_labels): Cleanup edge_to_cases manually before
7866 (record_switch_edge): Delete.
7867 (get_cases_for_edge): Adjust for pointer_map API, inline
7868 record_switch_edge (rewritten for new API), remove goto.
7870 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
7872 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
7873 * tree-nested.c: Include pointer-set.h.
7874 (var_map_elt, var_map_eq, var_map_hash): Delete.
7875 (struct nesting_info): Remove GTY marker. Change the two htab_t's
7877 (nesting_info_bitmap_obstack): New.
7878 (lookup_field_for_decl): Adjust for pointer_map API.
7879 (lookup_tramp_for_decl): Adjust for pointer_map API.
7880 (get_nonlocal_debug_decl): Adjust for pointer_map API.
7881 (get_local_debug_decl): Adjust for pointer_map API.
7882 (convert_nl_goto_reference): Adjust for pointer_map API.
7883 (convert_nl_goto_receiver): Adjust for pointer_map API.
7884 (create_nesting_tree): Create outside GGC space. Create bitmap on
7885 the new obstack. Create field_map and var_map as pointer_maps.
7886 (free_nesting_tree): Adjust for changes to create_nesting_tree.
7888 (lower_nested_functions): Move root here, no need to NULL it.
7889 Initialize and release the obstack.
7891 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
7893 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
7894 Remove prototypes and make them non-static.
7895 (struct tree_int_map): Remove.
7896 * tree.h (struct tree_int_map): Move here, turning TO into an
7898 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
7900 * tree.h (TREE_COMPLEXITY): Remove.
7901 (struct tree_exp): Remove complexity field.
7902 * tree.c (build1_stat): Don't set it.
7904 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
7905 Victor Kaplansky <victork@il.ibm.com>
7907 * tree-vectorizer.c (vect_is_simple_use): Support induction.
7908 (vect_is_simple_reduction): Support reduction with induction as
7909 one of the operands.
7910 (vect_is_simple_iv_evolution): Fix formatting.
7911 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
7912 formatting. Don't mark induction phis for vectorization.
7913 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
7914 * tree-vect-transform.c (get_initial_def_for_induction): New function.
7915 (vect_get_vec_def_for_operand): Support induction.
7916 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
7918 (vectorizable_reduction): Support reduction with induction as one of
7920 (vectorizable_type_demotion): Use def-type of stmt argument rather
7921 than dummy def-type.
7923 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
7924 flag_tree_scev_cprop.
7925 * common.opt (tree-scev-cprop): New flag.
7927 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
7928 call to vect_get_new_vect_var.
7930 2007-02-06 Ira Rosen <irar@il.ibm.com>
7932 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
7933 vectype is not NULL.
7934 (vect_pattern_recog_1): Likewise.
7936 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7938 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
7939 (fold_negate_expr): Likewise.
7941 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
7944 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
7945 even if cv-qualification is the same.
7947 2007-02-05 Geoffrey Keating <geoffk@apple.com>
7949 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
7950 __enable_execute_stack on completion.
7952 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7954 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
7955 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
7956 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
7957 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
7958 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
7959 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
7960 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
7961 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
7963 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7965 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
7966 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
7967 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
7968 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
7969 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
7970 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
7971 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
7972 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
7973 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
7974 umuldi3_highpart_rex64, umulsi3_highpart_insn,
7975 umulsi3_highpart_zext, smuldi3_highpart_rex64,
7976 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
7977 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
7978 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
7979 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
7980 sqrtextenddfxf2_i387): Added amdfam10_decode.
7982 * config/i386/athlon.md (athlon_idirect_amdfam10,
7983 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
7984 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
7985 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
7986 athlon_ivector_store_amdfam10): New define_insn_reservation.
7987 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
7990 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7992 * config/i386/athlon.md (athlon_call_amdfam10,
7993 athlon_pop_amdfam10, athlon_lea_amdfam10): New
7994 define_insn_reservation.
7995 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
7996 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
7997 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
7999 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8001 * config/i386/athlon.md (athlon_sseld_amdfam10,
8002 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
8003 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
8005 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8007 * config/i386/athlon.md (athlon_sseins_amdfam10): New
8008 define_insn_reservation.
8009 * config/i386/i386.md (sseins): Added sseins to define_attr type
8010 and define_attr unit.
8011 * config/i386/sse.md: Set type attribute to sseins for insertq
8014 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8016 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
8017 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
8018 ssecomi_load_amdfam10, ssecomi_amdfam10,
8019 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
8020 define_insn_reservation.
8021 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
8023 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8025 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
8026 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
8027 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
8028 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
8029 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
8030 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
8031 define_insn_reservation.
8033 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
8034 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
8035 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
8036 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
8037 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
8039 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8041 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
8042 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
8043 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
8044 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
8045 athlon_ssemul_load_k8): Added amdfam10.
8047 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8049 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
8050 (x86_sse_unaligned_move_optimal): New variable.
8052 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
8054 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
8055 for unaligned vector SSE double/single precision loads for AMDFAM10.
8057 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8059 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
8060 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
8061 Define TARGET_CPU_DEFAULT_amdfam10.
8062 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
8063 (processor_type): Add PROCESSOR_AMDFAM10.
8065 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
8066 processor_type in config/i386/i386.h.
8067 Enable imul peepholes for TARGET_AMDFAM10.
8069 * config.gcc: Add support for --with-cpu option for amdfam10.
8071 * config/i386/i386.c (amdfam10_cost): New variable.
8072 (m_AMDFAM10): New macro.
8073 (m_ATHLON_K8_AMDFAM10): New macro.
8074 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
8075 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
8076 x86_promote_QImode, x86_integer_DFmode_moves,
8077 x86_partial_reg_dependency, x86_memory_mismatch_stall,
8078 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
8079 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
8080 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
8081 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
8082 Enable/disable for amdfam10.
8083 (override_options): Add amdfam10_cost to processor_target_table.
8084 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
8085 processor_alias_table.
8086 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
8087 (ix86_adjust_cost): Add code for amdfam10.
8089 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8091 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
8092 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
8093 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
8094 * config/i386/i386.h: Add builtin definition for SSE4A.
8095 * config/i386/i386.md: Add support for ABM instructions
8097 * config/i386/sse.md: Add support for SSE4A instructions
8098 (movntss, movntsd, extrq, insertq).
8099 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
8100 Add -march=amdfam10 flag.
8101 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
8102 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
8104 * doc/extend.texi: Add documentation for SSE4A builtins.
8106 2007-02-05 Bob Wilson <bob.wilson@acm.org>
8108 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
8110 2007-02-05 Richard Guenther <rguenther@suse.de>
8112 * tree-vectorizer.h (vectorizable_function): Add argument type
8113 argument, change return type.
8114 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
8115 * tree-vect-transform.c (vectorizable_function): Handle extra
8116 argument, return vectorized function decl.
8117 (build_vectorized_function_call): Remove.
8118 (vectorizable_call): Handle calls with result and argument types
8119 differing. Handle loop vectorization factor correctly.
8120 * targhooks.c (default_builtin_vectorized_function): Adjust for
8122 * targhooks.h (default_builtin_vectorized_function): Likewise.
8123 * target.h (builtin_vectorized_function): Add argument type
8125 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
8126 extra argument, allow vectorizing of lrintf.
8127 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
8128 documentation of target hook.
8130 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
8133 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
8134 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
8135 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
8137 2007-02-05 Roger Sayle <roger@eyesopen.com>
8139 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
8140 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
8141 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
8142 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
8143 before canonicalizing sincos to cexpi.
8144 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
8146 2007-02-05 Roger Sayle <roger@eyesopen.com>
8148 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
8149 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
8150 (alpha_init_builtins): Use alpha_add_builtins to process tables.
8152 2007-02-05 Roger Sayle <roger@eyesopen.com>
8154 * mips-tfile.c (initialize_init_file): Correct endianness test.
8156 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
8158 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
8161 2007-02-05 Richard Sandiford <richard@codesourcery.com>
8163 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
8164 saves in a PARALLEL before the register assignments.
8166 2007-02-05 Richard Sandiford <richard@codesourcery.com>
8168 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
8169 DWARF_FRAME_RETURN_COLUMN to be a general register.
8170 * dwarf2out.c (init_return_column_size): New function, split from...
8171 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
8172 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
8173 to be nongeneral registers.
8174 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
8176 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
8177 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
8179 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
8181 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
8183 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
8185 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
8186 (remove_path): Use can_remove_branch_p and remove_branch instead
8187 of loop_delete_branch_edge.
8188 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
8189 (tree_transform_and_unroll_loop): Remove dead branches immediately.
8190 Update profile using scale_dominated_blocks_in_loop.
8191 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
8192 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
8193 (can_remove_branch_p, remove_branch): Declare.
8194 * tree-cfg.c (tree_can_remove_branch_p): New function.
8195 (tree_cfg_hooks): Add tree_can_remove_branch_p.
8196 * cfgrtl.c (rtl_can_remove_branch_p): New function.
8197 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
8199 2007-02-05 Jan Hubicka <jh@suse.cz>
8202 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
8203 nodes in cgraph, don't remove offline copy of the function.
8205 2007-02-04 Jan Hubicka <jh@suse.cz>
8207 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
8208 vectors might cause maybe_lookup_element_for_expr to be called
8209 on non-sra-candidate.
8211 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8213 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
8214 config/bfin/bfin.md, config/bfin/predicates.md: Follow
8215 spelling conventions.
8217 2007-02-04 Richard Guenther <rguenther@suse.de>
8220 * fold-const.c (try_move_mult_to_index): Make sure to not
8221 overflow one dimension of a multi-dimensional array access.
8223 2007-02-04 Jan Hubicka <jh@suse.cz>
8225 * passes.c (init_optimization_passes): Reindent.
8227 2007-02-04 Jan Hubicka <jh@suse.cz>
8228 Eric Botcazou <ebotcazou@adacore.com>
8230 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
8231 (execute_fixup_cfg): Break out the abnormal goto code.
8232 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
8233 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
8234 (optimize_inline_calls): Call make_nonlocal_label_edges.
8236 2007-02-04 Jan Hubicka <jh@suse.cz>
8238 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
8239 true when something was changed.
8240 (rename_ssa_copies): When something was changed, do
8241 TODO_remove_unused_locals.
8242 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
8243 add TODO_remove_unused_locals when instruction was removed.
8245 2007-02-04 Jan Hubicka <jh@suse.cz>
8247 * ipa-inline.c (try_inline): Improve debug output; work on already
8249 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
8250 call try_inline for already inlined edges too when flattening;
8251 inline also functions that make callee growth but overall unit size
8254 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8256 * config/m32c/bitops.md, config/m32c/jump.md,
8257 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
8258 config/m32r/m32r.h, config/m32r/m32r.md,
8259 config/m32r/predicates.md, config/m68hc11/larith.asm,
8260 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
8261 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
8262 config/mips/mips-protos.h, config/mips/mips.c,
8263 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
8264 config/mn10300/mn10300.h, config/mn10300/predicates.md,
8265 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
8266 spelling conventions.
8268 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
8269 Follow spelling conventions.
8271 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
8273 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
8274 warn about C++0x compatibility.
8276 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8278 * config/h8300/h8300.c, config/h8300/h8300.h,
8279 config/h8300/h8300.md: Follow spelling conventions.
8281 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
8284 * combine.c (try_combine): Do not substitute source operand
8285 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
8287 2007-02-03 Jan Hubicka <jh@suse.cz>
8289 PR gcov-profile/30650
8290 * value-prof.c (stringop_block_profile): Fix handling of size counter;
8291 do not divide by zero for never executed counters.
8292 (tree_find_values_to_profile): Fix counters.
8293 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
8295 2007-02-03 Ian Lance Taylor <iant@google.com>
8297 * lower-subreg.c (simple_move_operand): New static function,
8298 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
8300 (simple_move): Call simple_move_operand.
8301 (find_decomposable_subregs): Add special handling of MEMs.
8302 (can_decompose_p): Rename from cannot_decompose_p. Reverse
8303 meaning of return value. If we see a hard register, test whether
8304 it can store a word_mode value. Change all callers.
8306 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8308 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
8309 ftrapv insns and expanders.
8310 (subdi3): Change define_expand operand 1 to arith11_operand, and
8311 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
8312 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
8313 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
8317 * varasm.c (notice_global_symbol): Treat global objects as weak when
8320 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8322 * emit-rtl.c (dconstpi): Delete.
8324 (init_emit_once): Delete dconstpi and init dconstsqrt2.
8325 * real.h (dconstpi): Delete.
8327 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
8328 (fold_builtin_hypot): Likewise.
8330 2007-02-03 Tom Tromey <tromey@redhat.com>
8333 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
8334 -gcoff3, -gxcoff3, -gvms3 implies -dD.
8336 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
8338 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
8339 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
8340 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
8341 config/rs6000/cell.md, config/rs6000/darwin.h,
8342 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
8343 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
8344 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
8345 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
8346 typos. Follow spelling conventions.
8347 * doc/invoke.texi: Follow spelling conventions.
8349 2007-02-03 Roger Sayle <roger@eyesopen.com>
8351 * simplify-rtx.c (simplify_relational_operation_1): Implement some
8352 canonicalization transformations that attempt to simplify integer
8353 constant comparisons to become comparisons against zero.
8355 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8357 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
8359 * fold-const.c (fold_binary): Fix comment typos. Fold complex
8360 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
8362 2007-02-02 Mike Stump <mrs@apple.com>
8364 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
8365 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
8366 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
8367 generate a branch island.
8369 2007-02-02 Bob Wilson <bob.wilson@acm.org>
8371 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
8372 (xtensa_legitimate_address_p): New.
8373 (xtensa_legitimize_address): New.
8374 (xtensa_output_addr_const_extra): New.
8375 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
8377 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
8378 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
8379 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
8380 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
8381 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
8382 (xtensa_legitimize_address): New.
8383 (xtensa_output_addr_const_extra): New.
8385 2007-02-02 Steve Ellcey <sje@cup.hp.com>
8387 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
8389 2007-02-02 Ian Lance Taylor <iant@google.com>
8391 * expmed.c (expand_divmod): Add comment.
8393 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
8395 * emit-rtl.c (renumber_insns): Remove.
8396 * flags.h: Remove the extern for flag_renumber_insns.
8397 * rtl.h: Remove the prototype for renumber_insns.
8398 * toplev.c (flag_renumber_insns): Remove.
8400 2007-02-02 Hui-May Chang <hm.chang@apple.com>
8402 Revert for x86 darwin:
8403 2005-06-19 Uros Bizjak <uros@kss-loka.si>
8405 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
8406 code before the following patch under TARGET_MACHO.
8407 (ix86_function_value_regno_p): Likewise.
8409 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8411 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
8414 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8417 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
8418 general or fp registers. Add comments.
8419 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
8421 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
8423 * pointer-set.c (insert_aux): Only return insertion slot.
8424 (pointer_set_insert): Adjust.
8425 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
8426 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
8427 pointer_map_traverse): New.
8428 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
8429 pointer_map_create, pointer_map_destroy, pointer_map_insert,
8430 pointer_map_contains, pointer_map_traverse): Declare.
8432 2007-02-02 Jakub Jelinek <jakub@redhat.com>
8435 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
8436 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
8438 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8440 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
8442 (struct _dep): New type.
8443 (dep_t): New typedef.
8444 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
8445 (DEP_STATUS): New access macro. The macro with the same name was
8446 renamed to DEP_LINK_STATUS.
8447 (dep_init): Declare function
8449 (struct _dep_link): New type.
8450 (dep_link_t): New typedef.
8451 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
8452 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
8453 (DEP_LINK_STATUS): New macro.
8454 (debug_dep_links): New debug function.
8456 (struct _deps_list): New type.
8457 (deps_list_t): New typedef.
8458 (DEPS_LIST_FIRST): New access macro.
8459 (FOR_EACH_DEP_LINK): New cycle macro.
8460 (create_deps_list, free_deps_list, delete_deps_list): Declare
8462 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
8463 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8464 (copy_deps_list_change_con): Ditto.
8466 (move_dep_link): Declare function.
8468 (struct _dep_node): New type.
8469 (dep_node_t): New typedef.
8470 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
8472 (struct haifa_insn_data.back_deps): New field to hold backward
8473 dependencies of the insn.
8474 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
8476 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
8477 Change its type to deps_list_t.
8478 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
8479 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
8480 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
8482 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
8484 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
8486 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
8488 (dep_cost): Declare.
8490 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
8491 (ds_to_dk, dk_to_ds): New functions.
8493 (init_dep_1): New static function.
8494 (init_dep): New function.
8495 (copy_dep): New static function.
8497 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
8499 (detach_dep_link): New static function.
8500 (move_dep_link): New function.
8502 (dep_links_consistent_p, dump_dep_links): New static functions.
8503 (debug_dep_links): New debugging function.
8505 (deps_obstack, dl_obstack, dn_obstack): New static variables.
8507 (alloc_deps_list, init_deps_list): New static functions.
8508 (create_deps_list): New function.
8509 (clear_deps_list): New static function.
8510 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
8511 (deps_list_consistent_p, dump_deps_list): New static functions.
8512 (debug_deps_list): New function.
8513 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
8515 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
8517 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
8518 use new scheduler dependencies lists.
8519 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
8520 (sched_analyze): Ditto. Initialize dependencies lists.
8521 (add_forw_dep, compute_forward_dependences): Update to use new
8522 scheduler dependencies lists.
8524 (init_dependency_caches): Init deps_obstack.
8525 (free_dependency_caches): Free deps_obstack.
8527 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
8528 new scheduler dependencies lists.
8529 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
8530 (add_back_forw_dep, delete_back_forw_dep): Ditto.
8532 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
8533 Update to use new scheduler dependencies lists.
8534 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
8535 (debug_dependencies): Ditto.
8536 (schedule_region): Update comments.
8538 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
8539 scheduler dependencies lists.
8540 (schedule_ebb): Update comments.
8542 * rtl.def (DEPS_LIST): Remove.
8544 * lists.c (unused_deps_list): Remove.
8545 (free_list): Update assertions.
8547 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
8548 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
8550 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
8551 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
8553 * haifa-sched.c (comments): Update.
8554 (insn_cost1): Remove. Inline the code into insn_cost ().
8555 (insn_cost): Update to use new scheduler dependencies lists. Move
8556 processing of the dependency cost to dep_cost ().
8557 (dep_cost): New function. Use it instead of insn_cost () when
8558 evaluating cost of the dependency. Use compatible interface to
8559 interact with the target.
8560 (priority): Update to use new scheduler dependencies lists.
8561 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
8562 with greater number of insns that depend on the insn.
8563 (schedule_insn): Update to use new scheduler dependencies lists. Add
8564 code to free backward dependencies lists. Inline and optimize code
8565 from resolve_dep () - see PR28071.
8566 (ok_for_early_queue_removal): Update to use new scheduler dependencies
8567 lists. Update call to targetm.sched.is_costly_dependence hook.
8569 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
8570 scheduler dependencies lists.
8572 (resolve_dep): Remove. Move the logic to schedule_insn ().
8573 (init_h_i_d): Initialize dependencies lists.
8575 (process_insn_depend_be_in_spec): Rename to
8576 process_insn_forw_deps_be_in_spec. Update to use new scheduler
8578 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
8579 Update to use new scheduler dependencies lists.
8580 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
8582 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
8583 new scheduler dependencies lists.
8584 (build_intra_loop_deps): Ditto.
8586 * target.h (struct _dep): Declare to use in
8587 gcc_target.sched.is_costly_dependence.
8588 (struct gcc_target.sched.adjust_cost): Fix typo.
8589 (struct gcc_target.sched.is_costly_dependence): Change signature to use
8590 single dep_t parameter instead of an equivalent triad.
8591 (struct gcc_target.sched.adjust_cost_2): Remove.
8593 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
8595 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
8597 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
8599 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
8601 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
8602 (REG_DEP_TRUE): Document.
8604 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
8605 Change signature to correspond to the targetm.sched.adjust_cost hook.
8606 Update use in TARGET_SCHED_ADJUST_COST_2.
8607 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
8608 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
8609 new scheduler dependencies lists.
8610 (ia64_gen_check): Ditto.
8612 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
8615 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
8616 signature to correspond to the targetm.sched.is_costly_dependence hook.
8617 (is_costly_group): Update to use new scheduler dependencies lists.
8619 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
8620 instead of INSN_COST () macro.
8622 2007-02-01 Ian Lance Taylor <iant@google.com>
8624 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
8626 2007-02-01 Guy Martin <gmsoft@gentoo.org>
8628 * pa.md (tp_load): Correct mfctl instruction syntax.
8630 2007-02-01 Geoffrey Keating <geoffk@apple.com>
8632 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
8633 altivec_padding_size calculation on AIX. Improve comment, add
8634 assert to verify that it's right.
8636 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
8639 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
8642 * global.c (global_alloc): Add mising initialization of
8645 2007-02-01 Roger Sayle <roger@eyesopen.com>
8647 * alias.c (init_alias_analysis): Correct whitespace.
8648 * bb-reorder.c (fix_edges_for_rarely_executed_code,
8649 partition_hot_cold_basic_blocks): Likewise.
8650 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
8651 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
8652 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
8653 fold_builtin_snprintf_chk, fold_builtin_printf,
8654 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
8655 do_mpfr_arg3, do_mpfr_sincos): Likewise.
8656 * cfgcleanup.c (cleanup_cfg): Likewise.
8657 * cfgexpand.c (tree_expand_cfg): Likewise.
8658 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
8659 * function.c (get_next_funcdef_no): Likewise.
8660 * gengtype.c (main): Likewise.
8661 * genmodes.c (main): Likewise.
8662 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
8663 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
8664 * ifcvt.c (noce_emit_move_insn): Likewise.
8665 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
8667 * stor-layout.c (get_best_mode): Likewise.
8668 * tree-ssa-loop-niter.c (get_val_for): Likewise.
8669 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
8670 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
8671 perform_var_substitution, solve_graph): Likewise.
8672 * tree-vrp.c (vrp_finalize): Likewise.
8674 2007-02-01 Ian Lance Taylor <iant@google.com>
8676 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
8677 high part of a paradoxical subreg, return a constant zero.
8679 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
8681 * toplev.c (lang_dependent_init): Call init_set_costs.
8682 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
8684 2007-02-01 Richard Guenther <rguenther@suse.de>
8687 * fold-const.c (fold_negate_expr): Allow negating a
8688 constant if overflow does not change.
8690 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8692 * doc/c-tree.texi (Expression trees): Improve markup.
8693 * doc/tm.texi (Register Classes, Addressing Modes)
8694 (Floating Point): Fix spacing after abbreviations. Fix some
8697 2007-02-01 Ben Elliston <bje@au.ibm.com>
8699 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
8700 * doc/contrib.texi: Likewise.
8701 * doc/install.texi: Likewise.
8703 2007-01-31 Richard Henderson <rth@redhat.com>
8704 Ian Lance Taylor <iant@google.com>
8706 * lower-subreg.c: New file.
8707 * rtl.def (CONCATN): Define.
8708 * passes.c (init_optimization_passes): Add pass_lower_subreg and
8710 * emit-rtl.c (update_reg_offset): New static function, broken out
8711 of gen_rtx_REG_offset.
8712 (gen_rtx_REG_offset): Call update_reg_offset.
8713 (gen_reg_rtx_offset): New function.
8714 * regclass.c: Revert patch of 2006-03-05, restoring
8716 (clear_reg_info_regno): New function.
8717 * dwarf2out.c (concatn_loc_descriptor): New static function.
8718 (loc_descriptor): Handle CONCATN.
8719 * common.opt (fsplit_wide_types): New option.
8720 * opts.c (decode_options): Set flag_split_wide_types when
8722 * timevar.def (TV_LOWER_SUBREG): Define.
8723 * rtl.h (gen_reg_rtx_offset): Declare.
8724 (reg_scan_update): Declare.
8725 * regs.h (clear_reg_info_regno): Declare.
8726 * tree-pass.h (pass_lower_subreg): Declare.
8727 (pass_lower_subreg2): Declare.
8728 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
8729 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
8731 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
8732 * Makefile.in (OBJS-common): Add lower-subreg.o.
8733 (lower-subreg.o): New target.
8735 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
8737 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
8739 2007-01-31 Anatoly Sokolov <aesok@post.ru>
8742 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
8744 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8747 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
8749 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
8751 * cfgloop.h: Include vec-prim.h.
8752 (enum li_flags): Remove LI_ONLY_OLD.
8753 (loop_iterator): Changed.
8754 (fel_next, fel_init): Iterate over loop tree.
8755 (FOR_EACH_LOOP_BREAK): New macro.
8756 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
8758 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
8759 * modulo-sched.c (sms_schedule): Ditto.
8760 * tree-vectorizer.c (vectorize_loops): Ditto.
8761 * doc/loop.texi: Update information on loop numbering and behavior of
8762 FOR_EACH_LOOP wrto new loops.
8763 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
8764 add_to_evolution_1): Test nestedness of loops instead of comparing
8766 * tree-chrec.c (chrec_fold_plus_poly_poly,
8767 chrec_fold_multiply_poly_poly, chrec_evaluate,
8768 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
8769 reset_evolution_in_loop): Ditto.
8770 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
8772 2007-01-31 Dirk Mueller <dmueller@suse.de>
8774 * c-common.c (warn_about_parentheses): Separate warning about
8775 un-parenthized sequence of comparison operators from the one
8776 which is supposed to warn about x <= y <= z.
8778 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
8780 * optabs.h (enum optab_index): Add new OTI_isinf.
8781 (isinf_optab): Define corresponding macro.
8782 * optabs.c (init_optabs): Initialize isinf_optab.
8783 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
8785 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
8786 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
8788 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
8789 expand_builtin_interclass_mathfn.
8790 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
8791 * config/i386/i386.md (UNSPEC_FXAM): New constant.
8792 (fxam<mode>2_i387): New insn pattern.
8793 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
8794 built-in functions as x87 inline asm.
8796 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
8798 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
8800 2007-01-30 Eric Christopher <echristo@apple.com>
8802 * config.gcc: Add geode.
8804 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
8806 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
8807 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
8808 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
8809 value-prof.c: Fix comment typos.
8811 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8814 * doc/invoke.texi (Wpointer-arith): Document warning.
8816 2007-01-30 Janis Johnson <janis187@us.ibm.com>
8818 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
8819 the list of discrepancies from the draft TR.
8821 2007-01-30 Dirk Mueller <dmueller@suse.de>
8824 * doc/invoke.texi (-Wreturn-type): Update description to
8827 2007-01-30 Richard Sandiford <richard@codesourcery.com>
8829 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
8831 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
8833 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
8834 to handle optabs that operate on floating point input argument and
8835 output to integer output.
8836 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
8837 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
8838 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
8839 expand_builtin_interclass_mathfn ().
8840 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
8842 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
8843 ilogbl built-in functions as x87 intrinsics.
8845 2007-01-30 Richard Guenther <rguenther@suse.de>
8848 * dwarf2out.c (reference_to_unused): Query varpool if the
8849 variable was output.
8851 2007-01-30 Richard Guenther <rguenther@suse.de>
8854 * passes.c (execute_one_pass): Reset in_gimple_form to not
8855 confuse non-unit-at-a-time mode.
8857 2007-01-29 Roger Sayle <roger@eyesopen.com>
8858 Richard Guenther <rguenther@suse.de>
8860 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
8861 avoid undefined behaviour on overflow. Use force_fit_type_double
8862 to construct the constant with the specified TREE_OVERFLOW.
8864 2007-01-29 Janis Johnson <janis187@us.ibm.com>
8866 * config/dfp-bit.c: Add parameterized support for fp exceptions.
8867 * config/dfp-bit.h: Ditto.
8869 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8871 * c-decl.c (pop_scope): Replace warnings with call to
8872 warn_for_unused_label.
8873 * c-common.h (warn_for_unused_label): Declare.
8874 * c-common.c (warn_for_unused_label): Define.
8876 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8878 * tree-optimize.c (update_inlined_to_pointers): Delete unused
8881 2007-01-29 Janis Johnson <janis187@us.ibm.com>
8883 * Makefile.in (USER_H): Remove decfloat.h.
8884 * ginclude/decfloat.h: Delete, moving contents to ...
8885 * ginclude/float.h: Add support for decimal floating point,
8886 guarded by __STDC_WANT_DEC_FP__.
8888 2007-01-29 Mike Stump <mrs@apple.com>
8890 * doc/gccint.texi (Top): Rename Loop Representation to Loop
8891 Analysis and Representation to resolve case insensitive conflict.
8892 * doc/loop.texi (Loop Analysis and Representation): Likewise.
8894 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
8896 * tree.h (struct tree_memory_tag): Add aliases member.
8897 (MTAG_ALIASES): New macro.
8898 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
8899 (add_may_alias): Remove pointer-set. Update for may_aliases being
8901 (mark_aliases_call_clobbered): Update for may_aliases being a
8903 (compute_tag_properties): Ditto.
8904 (create_partition_for): Ditto.
8905 (compute_memory_partitions): Ditto.
8906 (dump_may_aliases_for): Ditto.
8907 (is_aliased_with): Ditto.
8908 (add_may_alias_for_new_tag): Ditto.
8909 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
8910 (compute_is_aliased): New function.
8911 (compute_may_aliases): Call compute_is_aliased).
8912 (init_alias_info): Initialize alias_bitmap_obstack.
8913 (union_alias_set_into): New function.
8914 (compute_flow_sensitive_aliasing): Use union_aliases_into.
8915 (have_common_aliases_p): Rewrite to take two bitmaps and use
8917 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
8919 (finalize_ref_all_pointers): Update for add_may_alias changes.
8920 (new_type_alias): Ditto.
8921 * tree-flow-inline.h (may_aliases): Return a bitmap.
8922 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
8923 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
8924 may_aliases being a bitmap.
8925 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
8926 may_aliases now returns a bitmap.
8927 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
8929 * tree-ssa-operands.c (add_virtual_operand): Update for
8930 may_aliases being a bitmap.
8932 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
8934 PR tree-optimization/30630
8935 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
8936 variable as changed.
8938 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
8941 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
8942 expanded only once even if an error occurs.
8944 2007-01-29 Ben Elliston <bje@au.ibm.com>
8946 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
8947 (__gcov_average_profiler): Likewise.
8948 (__gcov_ior_profiler): Likewise.
8949 (__gcov_merge_ior): Likewise.
8951 2007-01-28 Jan Hubicka <jh@suse.cz>
8953 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
8954 * value-prof.c (stringop_block_profile): Likewise.
8956 2007-01-28 Jan Hubicka <jh@suse.cz>
8958 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
8959 variant handling histograms; add wrapper.
8960 (clear_storage_via_libcall): Export.
8961 (emit_block_move_hints): Break out from ...; add histograms.
8962 (emit_block_move): ... this one.
8963 (clear_storage_hints): Break out from ...; add histograms.
8964 (clear_storage): ... this one.
8965 (set_storage_via_memset): Handle histogram.
8966 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
8967 (clear_storage_hints, clear_storage_via_libcall): Declare.
8968 (set_storage_via_setmem): Update prototype.
8969 * doc/md.texi (movmem, setmem): Document new arguments.
8971 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
8973 (stringop_block_profile): New global function.
8974 (tree_stringops_values_to_profile): Profile block size and alignment.
8975 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
8977 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
8978 (stringop_block_profile): Declare.
8979 * builtins.c: Include value-prof.h.
8980 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
8981 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
8982 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
8983 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
8984 * profile.c (instrument_values): Add new counters.
8985 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
8987 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
8988 (tree_init_edge_profiler): Build new profilers.
8989 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
8990 (pass_tree_profile): Add dump.
8991 (tree_profile_hooks): Update.
8992 * Makefile.in (LIBGCOV): Add new constants.
8993 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
8994 __gcov_ior_profiler): New.
8995 * i386.md (movmem/setmem expanders): Add new optional arguments.
8997 2007-01-28 David Edelsohn <edelsohn@gnu.org>
8999 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
9001 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
9003 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
9004 (tree_unswitch_single_loop): Pass eni_size_weights to
9005 tree_num_loop_insns.
9006 * tree-ssa-loop-manip.c: Include tree-inline.h.
9007 (can_unroll_loop_p): Pass eni_size_weights to
9008 tree_num_loop_insns.
9009 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
9010 Pass eni_size_weights to estimate_num_insns.
9011 * tree.h (init_inline_once): Export.
9012 * toplev.c (backend_init): Call init_inline_once.
9013 * cgraphunit.c (cgraph_process_new_functions,
9014 cgraph_analyze_function): Pass eni_inlining_weights to
9016 * ipa-inline.c (compute_inline_parameters): Ditto.
9017 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
9018 to estimate_num_insns.
9019 (try_unroll_loop_completely): Pass eni_size_weights to
9020 tree_num_loop_insns.
9021 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
9022 ot estimate_num_insns.
9023 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
9024 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
9025 * tree-inline.c (eni_inlining_weights, eni_size_weights,
9026 eni_time_weights): New variables.
9027 (init_inline_once): Initialize them.
9028 (struct eni_data): Mew.
9029 (estimate_num_insns_1, estimate_num_insns): Use weights.
9030 * tree-inline.h (struct eni_weights_d): New.
9031 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
9032 (estimate_num_insns): Declaration changed.
9033 * cfgloop.h (tree_num_loop_insns): Declaration changed.
9034 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
9035 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
9037 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
9039 * tree-data-ref.c (conflict_fn): Assert that the number of affine
9040 relations in the conflict function is valid.
9042 2007-01-27 Ian Lance Taylor <iant@google.com>
9044 * common.opt: Add fstrict-overflow.
9045 * opts.c (decode_options): Set flag_strict_overflow if -O2.
9046 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
9047 (TYPE_OVERFLOW_UNDEFINED): Define.
9048 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
9050 * tree.h (TYPE_TRAP_SIGNED): Don't define.
9051 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
9052 (fold_negate_expr): Likewise.
9053 (make_range): Likewise.
9054 (extract_muldiv_1): Likewise.
9055 (maybe_canonicalize_comparison): Likewise.
9056 (fold_comparison): Likewise.
9057 (fold_binary): Likewise.
9058 (tree_expr_nonnegative_p): Likewise.
9059 (tree_expr_nonzero_p): Likewise.
9060 * tree-vrp.c (compare_values): Likewise.
9061 (extract_range_from_binary_expr): Likewise.
9062 (extract_range_from_unary_expr): Likewise.
9063 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
9065 (nowrap_type_p): Likewise.
9066 * tree-scalar-evolution.c (simple_iv): Likewise.
9067 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
9068 (build_range_check): Likewise.
9069 (extract_muldiv_1): Likewise.
9070 (fold_comparison): Likewise.
9071 * tree-vrp.c (vrp_int_const_binop): Likewise.
9072 (extract_range_from_unary_expr): Likewise.
9073 * convert.c (convert_to_integer): Likewise.
9074 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
9075 (fold_comparison): Likewise.
9076 (fold_binary): Likewise.
9077 * optabs.c (optab_for_tree_code): Likewise.
9078 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
9079 * simplify-rtx.c (simplify_const_relational_operation): Check
9080 flag_strict_overflow and flag_trapv.
9081 (simplify_const_relational_operation): Likewise.
9082 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
9083 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
9086 2007-01-27 Roger Sayle <roger@eyesopen.com>
9088 * tree.c (tree_fold_gcd): Delete.
9089 * tree.h (tree_fold_gcd): Remove prototype.
9090 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
9091 test whether one constant integer is a multiple of another. Instead
9092 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
9093 * fold-const.c (multiple_of_p): We've determined both TOP and
9094 BOTTOM are integer constants so we can call int_const_binop directly
9095 instead of the more generic const_binop.
9097 2007-01-27 Roger Sayle <roger@eyesopen.com>
9099 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
9100 1*X check that the constant hasn't overflowed, to preserve the
9102 (round_up): Provide an efficient implementation when rouding-up an
9103 INTEGER_CST to a power-of-two.
9105 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9107 * doc/sourcebuild.texi: Add comma for clarity.
9108 * doc/extend.texi: Fix some typos.
9109 * doc/passes.texi: Likewise.
9110 * doc/cppinternals.texi: Likewise.
9111 * doc/c-tree.texi: Likewise.
9112 * doc/tree-ssa.texi: Likewise.
9113 * doc/install.texi: Likewise.
9115 2007-01-27 Jan Hubicka <jh@suse.cz>
9117 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
9118 (pass_sra): Do not require alias information.
9119 * passes.c (init_optimization_passes): Add SRA
9121 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
9123 * tracer.c (rest_of_handle_tracer): We already cleaned
9124 up the CFG in tracer() so don't do it here again.
9125 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
9126 cleanup_cfg here, either. And don't call renumber_insns.
9128 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
9129 and BB_HEAD are in the insn stream here. Instead make sure
9130 that BB_INSN is valid on all insns. Also, do check here that
9131 there are no pending branch predictions...
9132 (rtl_verify_flow_info): ...instead of doing it here. Checks
9133 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
9136 2007-01-26 Roger Sayle <roger@eyesopen.com>
9138 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
9139 function to simplify/factorize operand order canonicalization.
9140 (ix86_fixup_binary_operands): Reorganize using the above function.
9141 (ix86_binary_operator_ok): Likewise.
9143 2007-01-27 Jakub Jelinek <jakub@redhat.com>
9145 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
9146 file scope from optimize_attrs.
9147 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
9149 (optimize_attrs): Clear insn_code_values after freeing it.
9151 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
9153 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
9154 a parts.base assignment.
9156 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
9158 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
9159 (compute_subscript_distance, initialize_data_dependence_relation,
9160 finalize_ddr_dependent, analyze_ziv_subscript,
9161 analyze_siv_subscript_cst_affine,
9162 compute_overlap_steps_for_affine_univar,
9163 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
9164 analyze_siv_subscript, analyze_miv_subscript,
9165 analyze_overlapping_iterations, subscript_dependence_tester_1,
9166 compute_self_dependence, free_dependence_relation): Work
9167 with affine_fn instead of chrecs.
9168 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
9169 common_affine_function, affine_function_base,
9170 affine_function_constant_p, affine_fn_op, affine_fn_plus,
9171 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
9172 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
9173 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
9174 (all_chrecs_equal_p): Removed.
9175 * tree-data-ref.h (affine_fn, conflict_function): New types.
9176 (struct subscript): Change type of conflicting_iterations_in_a
9177 and conflicting_iterations_in_b.
9179 2007-01-26 Steve Ellcey <sje@cup.hp.com>
9182 * config/pa/pa.h (TARGET_HPUX_11): New.
9183 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
9184 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
9186 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
9187 Richard Guenther <rguenther@suse.de>
9189 * tree-ssa-structalias.c (solve_graph): Handle case
9190 we merged the variable to another.
9192 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9194 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
9197 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
9198 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
9200 2007-01-25 DJ Delorie <dj@redhat.com>
9202 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
9203 allow changes to modes which don't fit in those registers.
9205 * reload1.c (choose_reload_regs): Check for invalid subregs before
9206 computing their locations, not after.
9208 2007-01-25 Geoffrey Keating <geoffk@apple.com>
9211 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
9212 save Altivec registers in an eh_return function.
9213 (compute_vrsave_mask): Likewise.
9214 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
9215 for saving Altivec registers.
9216 (rs6000_emit_prologue): Don't allocate stack twice in
9217 eh_return function. Correct expected value of altivec_save_offset
9218 when using save_world. Describe save of R0 to stack when using
9219 save_world. Describe stack pointer adjustment when using
9220 save_world. Remove duplicated eh_return parameter register saving.
9221 Update sp_offset variable after save_world.
9222 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
9224 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
9225 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
9228 2007-01-25 Steve Ellcey <sje@cup.hp.com>
9230 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
9232 2007-01-25 Steve Ellcey <sje@cup.hp.com>
9235 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
9236 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
9238 2007-01-25 Richard Guenther <rguenther@suse.de>
9240 * doc/invoke.texi (-Wcoverage-mismatch): Document.
9241 * common.opt (-Wcoverage-mismatch): New warning option.
9242 * coverage.c (get_coverage_counts): Ignore coverage mismatch
9243 if -Wcoverage-mismatch is given.
9245 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
9247 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
9248 (ipcp_driver): Change to static definition.
9249 Add dumping of the ifunctions.
9250 (constant_val_insert): Remove unused parameter. Support for SSA.
9251 (ipcp_propagate_const): Support for SSA.
9252 (ipcp_profile_bb_print): Print only analyzed nodes.
9253 (ipcp_replace_map_create): Remove support for Fortran constant
9255 * ipa-prop.c (ipa_method_modify_stmt,
9256 ipa_callsite_compute_param): Support for SSA.
9257 * ipa-prop.h (ipcp_driver): Remove declaration.
9258 (IS_VALID_TREE_MAP_INDEX): Add define.
9260 2007-01-24 Geoffrey Keating <geoffk@apple.com>
9262 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
9264 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9267 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
9268 constant argument to cabs and do it without checking for
9269 -funsafe-math-optimizations.
9271 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
9273 * c-common.h (RID_FIRST_CXX0X): New.
9274 (RID_LAST_CXX0X): New.
9275 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
9277 * c.opt (Wc++0x-compat): New.
9278 * doc/invoke.texi (-Wc++0x-compat): Document.
9280 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9282 * builtins.c (fold_builtin_carg): New.
9283 (fold_builtin_1): Use it.
9285 2007-01-24 Jan Hubicka <jh@suse.cz>
9287 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
9289 * ipa-inline.c (initial_insns, max_insns): Delete.
9290 (compute_max_insns): New function.
9291 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
9292 of insns as base for code growth.
9293 (cgraph_decide_inlining): Make initial_insns local; do not compute
9295 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
9296 * doc/invoke.texi (inline-unit-growth): Update docs.
9298 2007-01-24 Jakub Jelinek <jakub@redhat.com>
9300 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
9301 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
9302 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
9303 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
9304 for CPUs that have PTA_CX16 set.
9307 * gimplify.c (omp_check_private): New function.
9308 (gimplify_scan_omp_clauses): Use it for
9309 firstprivate/lastprivate/reduction.
9312 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
9313 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
9316 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
9317 If lower_lastprivate_clauses emits some statements, append them
9318 to dlist rather than body_p and to body_p append an initializer.
9319 (lower_omp_for): Adjust caller.
9321 2007-01-24 Steve Ellcey <sje@cup.hp.com>
9323 * target.h (globalize_decl_name): New.
9324 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
9325 * output.h (default_globalize_decl_name): New.
9326 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
9328 (globalize_decl): Ditto.
9329 (default_globalize_decl_name): New.
9330 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
9331 (ia64_handle_version_id_attribute): New.
9332 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
9333 (ia64_asm_output_external): Use globalize_decl_name instead
9335 * doc/extend.texi (version_id): New pragma.
9336 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
9338 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9340 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
9341 _uleb128_t and _Unwind_SWord with _sleb128_t.
9342 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
9343 uw_frame_state_for, uw_update_context_1): Likewise.
9344 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
9345 * unwind-pe.h (read_uleb128, read_sleb128,
9346 read_encoded_value_with_base): Likewise.
9347 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
9349 2007-01-24 Richard Guenther <rguenther@suse.de>
9351 * builtins.c (expand_builtin_cexpi): Get the fndecl
9352 for cexp in the correct way.
9354 2007-01-24 Jan Hubicka <jh@suse.cz>
9356 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
9358 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9360 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
9361 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
9362 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
9363 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
9364 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
9365 __SIZEOF_PTRDIFF_T__.
9366 * doc/cpp.texi: Documentation for the new builtin macros added.
9368 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
9370 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
9371 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
9372 instead of operands[2] to avoid access past the end of array.
9374 2007-01-24 Richard Sandiford <richard@codesourcery.com>
9376 * reload1.c (emit_reload_insns): Pass the reload register
9377 for a non-spill output reload through forget_old_reloads_1.
9379 2007-01-23 Joseph Myers <joseph@codesourcery.com>
9381 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
9382 _SOFT_DOUBLE if doubles use software floating-point.
9383 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
9384 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
9385 * config/rs6000/darwin-ldouble.c: Also compile functions for
9386 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
9387 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
9388 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
9389 commented-out long double override.
9390 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
9391 * config/rs6000/eabispe.h: Likewise.
9392 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
9393 long double for non-SPE.
9394 (rs6000_handle_option): Likewise.
9395 (invalid_e500_subreg): Disallow more subregs involding DImode,
9396 DFmode, TImode or TFmode.
9397 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
9399 (legitimate_lo_sum_address_p): Also check for TFmode for E500
9401 (rs6000_legitimize_address): Also handle TFmode for E500 double.
9402 (rs6000_legitimize_reload_address): Also handle TFmode for E500
9404 (rs6000_legitimate_address): Also check for TFmode for E500
9406 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
9407 (spe_build_register_parallel): Handle TFmode and TCmode.
9408 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
9410 (function_arg): Handle TFmode and TCmode for E500 double.
9411 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
9413 (print_operand): Handle TFmode and TImode for %y.
9414 (rs6000_generate_compare): Handle TFmode comparisons for E500
9416 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
9417 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
9418 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
9419 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
9420 TFmode for E500 double.
9421 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
9422 (floatsidf2): Enable for E500 double.
9423 (movtf_softfloat): Use rs6000_nonimmediate_operand.
9424 (extenddftf2): Change to extenddftf2_fprs.
9425 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
9426 depending on TARGET_E500_DOUBLE.
9427 (extendsftf2): Enable for E500 double.
9428 (trunctfdf2): Enable for E500 double.
9429 (trunctfsf2): Change to trunctfsf2_fprs.
9430 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
9431 depending on TARGET_E500_DOUBLE.
9432 (floatsitf2): Enable for E500 double.
9433 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
9434 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
9435 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
9436 (negtf2): Change to negtf2_internal.
9437 (negtf2): New expander.
9438 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
9439 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
9440 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
9441 (movdi_internal32): Use rs6000_nonimmediate_operand.
9442 (unnamed splitter): Likewise.
9443 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
9444 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
9445 (SPE64TF, DITI): New mode macros.
9446 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
9449 (frob_<mode>_di_2): New.
9450 (frob_tf_di_8_2): New.
9451 (frob_di_df): Change to frob_di_<mode>; allow more modes.
9453 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
9455 (frob_ti_<mode>_8_2): New.
9456 (frob_ti_tf_2): New.
9457 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
9458 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
9460 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
9461 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
9462 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
9463 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
9464 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
9465 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
9468 2007-01-23 Ian Lance Taylor <iant@google.com>
9470 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
9472 (OBJS-archive): Reformat, alphabetize.
9473 (OBJS): Change out_object_file to OBJS-md.
9475 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
9477 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
9478 JUMP_P and CALL_P predicates where applicable.
9479 * config/i386/i386.c: Ditto.
9480 * config/i386/i386.md: Ditto.
9481 * config/i386/mmx.md: Ditto.
9482 * config/i386/predicates.md: Ditto.
9484 2007-01-22 Andreas Schwab <schwab@suse.de>
9486 * config/m68k/m68k.h: Fix comment.
9488 2007-01-22 Jan Hubicka <jh@suse.cz>
9490 * passes.c (init_optimization_passes): Do not rerun
9491 pass_early_warn_uninitialized.
9493 2007-01-22 Richard Guenther <rguenther@suse.de>
9495 PR tree-optimization/30038
9496 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
9498 (execute_cse_sincos_1): Likewise.
9499 (execute_cse_sincos): Likewise.
9500 (gate_cse_sincos): Likewise.
9501 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
9502 the cexpi() canonicalization of sincos().
9503 * tree-pass.h (pass_cse_sincos): Declare.
9504 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
9506 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
9508 PR rtl-optimization/29329
9509 * combine.c (replaced_rhs_insn): Rename to i2mod.
9510 (replaced_rhs_value): Rename to i2mod_new_rhs.
9511 (i2mod_old_rhs): New global variable.
9512 (combine_instructions): Adjust for above change. Save a copy of
9513 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
9514 note are substituted in the second instruction.
9515 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
9516 ditch the note if it pertains to the second eliminated register
9517 and this register is mentioned in i2mod_old_rhs.
9520 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
9522 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
9523 the insn to which the note was originally attached.
9525 2007-01-21 Jan Hubicka <jh@suse.cz>
9527 * ipa-inline.c (inlining_mode): Comment, move up.
9528 (cgraph_decide_inlining_incrementally): Do not perform inlining
9529 itself; fix handling of flattening of self recursive functions.
9530 (cgraph_find_cycles): Remove.
9531 (cgraph_flatten_node): Remove.
9532 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
9533 (try_inline): New function.
9534 (cgraph_early_inlining): Update call of
9535 cgraph_decide_inlining_incrementally. Apply inlining here.
9536 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
9538 2007-01-21 Dirk Mueller <dmueller@suse.de>
9541 * tree-vrp.c (check_array_bounds): do not warn
9542 about ADDR_EXPR's of ARRAY_REF's which are immediately
9543 used in binary expressions.
9545 2007-01-21 Ira Rosen <irar@il.ibm.com>
9547 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
9548 read_write_dep and macros for its access.
9549 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
9550 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
9551 argument, call vect_check_interleaving for every independent pair of
9552 data-refs. Mark loads that access the same memory location as a store
9554 (vect_check_dependences): Remove.
9555 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
9556 call, fix the call to vect_analyze_data_ref_dependence.
9557 (vect_analyze_data_ref_access): For statements that access the same
9558 data-ref, check that they are not stores; for loads, check that there
9559 is no store that access the same location.
9561 2007-01-20 Roger Sayle <roger@eyesopen.com>
9562 Joseph Myers <joseph@codesourcery.com>
9564 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
9565 (-fdump-rtl-stack): Likewise.
9566 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
9567 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
9568 (-mpt-fixed): Use @minus{} for minus sign.
9569 (Using Precompiled Headers): Fix under/overfull hbox.
9571 2007-01-20 Jan Hubicka <jh@suse.cz>
9573 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
9574 place within annotation.
9576 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9578 * pa.c (output_move_double): Change array size of xoperands to 4.
9580 2007-01-20 Jan Hubicka <jh@suse.cz>
9582 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
9585 2007-01-19 Ian Lance Taylor <iant@google.com>
9587 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
9588 constant to unsigned HOST_WIDE_INT before negating.
9590 2007-01-19 Ian Lance Taylor <iant@google.com>
9592 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
9594 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
9595 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
9596 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
9597 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
9598 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
9599 (realloc_vdef, realloc_vuse): Change second parameter to
9601 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
9603 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
9604 unsigned. Change x and lim locals to unsigned.
9605 (realloc_vdef, realloc_vuse): Change num_elem parameter to
9607 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
9608 (copy_virtual_operands): Change i and n locals to unsigned.
9610 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9613 * builtins.c (fold_builtin_1): Handle builtin fdim.
9615 2007-01-20 Jan Hubicka <jh@suse.cz>
9617 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
9618 * tree-ssa-structalias.c (compute_points_to_sets): Do call
9619 init_alias_heapvars.
9620 (init_alias_heapvars): Initialize only when not already initialized.
9621 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
9623 2007-01-19 Roger Sayle <roger@eyesopen.com>
9625 * common.opt (fsigned-zeros): New command line option.
9626 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
9627 of flag_unsafe_math_optimizations.
9628 * opts.c (set_fast_math_flags): The -ffast-math command line option
9629 implies -fno-signed-zeros.
9630 (fast_math_flags_set_p): Likewise.
9632 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
9633 the documentation of -ffast-math appropriately. Wrap long lines.
9635 2007-01-19 Steve Ellcey <sje@cup.hp.com>
9637 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
9638 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
9640 2007-01-19 Tomas Bily <tbily@suse.cz>
9642 * cgraphunit.c (cgraph_finalize_function): Updating of pid
9644 (tree_init_ic_make_global_vars): New function
9645 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
9646 (tree_gen_ic_profiler): New function
9647 (tree_gen_ic_func_profiler): New function
9648 (tree_profiling): Added calling of tree_gen_ic_func_profiler
9649 (tree_profile_hooks): Added hook for indirec/virtual calls
9650 * value-prof.c (tree_find_values_to_profile): New case for
9652 (tree_values_to_profile): Call for determining indirect/virtual
9654 (tree_indirect_call_to_profile): New function
9655 (tree_ic_transform): New function
9656 (tree_ic): New function
9657 (find_func_by_pid): New function
9658 (init_pid_map): New function
9659 (tree_value_profile_transformations): Added check for
9660 indirect/virtual call transformation
9661 * value-prof.h (enum hist_type): New counter type for
9662 indirect/virtual calls
9663 (profile_hooks): Added new hook for profiling indirect/virtual
9665 * profile.c (instrument_values): New case for indirect/virtual
9667 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
9668 (GCOV_COUNTER_V_INDIR): New counter type
9669 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
9670 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
9672 * cgraph.c: Definition of cgraph_max_pid
9673 (cgraph_create_node): Default init of pid attribute
9674 * cgraph.h: Declaration of cgraph_max_pid
9675 (struct cgraph_node): Added pid attribute
9676 * libgcov.c (__gcov_indirect_call_profiler): New function
9677 (__gcov_one_value_profiler_body): New function
9678 (__gcov_one_value_profiler): Body was moved to
9679 __gcov_one_value_profiler_body and calls it
9681 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
9683 * doc/gty.texi (Options): Document the mark_hook option to GTY.
9684 * gengtype.c (write_types_data, write_func_for_structure,
9685 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
9686 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
9687 (walk_type, write_func_for_structure): Generate the mark_hook if
9690 2007-01-19 Jan Hubicka <jh@suse.cz>
9692 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
9693 'early' argument take inlining mode argument specifying whether to
9694 inline for size/speeed or all functions; add support for flattening;
9696 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
9698 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9701 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
9702 the name of the declared identifier.
9704 2007-01-19 Dirk Mueller <dmueller@suse.de>
9706 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
9707 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
9708 duplicate evaluation.
9710 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
9712 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
9713 Macroize expander using X87MODEF12 mode macro. Extend operand 1
9714 to XFMode, use acosxf2 and truncate result to requested mode.
9715 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
9716 (asin<mode>2): Similarly, with asin expanders.
9717 (*fscalexf4_i387): Rename from *fscalexf4.
9718 (expNcorexf3): New expander.
9719 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
9720 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
9721 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
9722 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
9723 patterns for SSE math.
9724 (exp10<mode>2): Similarly, with exp10 expanders.
9725 (exp2<mode>2): Similarly, with exp2 expanders.
9726 (expm1<mode>2): Similarly, with expm1 expanders.
9727 (ldexp<mode>3): Similarly, with ldexp expanders.
9728 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
9729 Use gen_truncxf<mode>2_i387_noop to truncate result.
9731 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9733 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
9734 for ColdFire targets.
9736 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
9737 Richard Sandiford <richard@codesourcery.com>
9739 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
9740 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
9741 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
9742 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
9743 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
9744 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
9746 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9748 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
9749 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
9750 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
9751 (*adddi_dilshr32_cf): New pattern.
9752 (adddi3, subdi3): Remove first alternatives.
9754 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9756 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
9757 implemented using move.l, do not use its cc result for floating-point
9760 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9762 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
9763 from accepting 's' constraints if flag_pic.
9765 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9767 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
9768 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
9769 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
9770 condition from TARGET_68881 to TARGET_HARD_FLOAT.
9772 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
9774 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
9775 ColdFire alternatives.
9776 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
9777 * config/m68k/m68k.md (clzsi2): Define for ColdFire
9778 architectures that support ff1 instruction.
9780 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9781 Julian Brown <julian@codesourcery.com>
9783 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
9784 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
9785 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
9788 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9790 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
9792 (output_move_const_into_data_reg, output_move_simode_const): Delete.
9793 * config/m68k/m68k.c (const_method, const_int_cost): Take a
9794 HOST_WIDE_INT instead of an rtx.
9795 (m68k_rtx_costs): Update call accordingly.
9796 (output_move_const_into_data_reg): Likewise. Fix formatting.
9797 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
9799 (output_move_simode_const): Update calls after above changes.
9800 Rework to use automatic variables and predicates like MEM_P.
9801 * config/m68k/m68k.md (pushexthisi_const): Update call to
9804 2007-01-19 Dirk Mueller <dmueller@suse.de>
9806 * tree-ssa-alias.c (perform_var_substitution): Fix typo
9809 2007-01-19 Richard Guenther <rguenther@suse.de>
9811 * builtins.c (expand_builtin_cexpi): Fall back to expanding
9812 via cexp in case sincos is not available.
9814 2007-01-19 Richard Guenther <rguenther@suse.de>
9816 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
9817 * defaults.h (TARGET_HAS_SINCOS): Default to off.
9818 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
9819 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
9820 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
9821 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
9822 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
9823 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
9825 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
9827 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
9829 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
9830 (atan2xf3): Directly generate RTL pattern.
9831 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
9832 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
9833 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
9834 disable patterns for SSE math.
9835 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
9836 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
9837 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
9838 disable patterns for SSE math.
9840 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
9842 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
9844 2007-01-18 Roger Sayle <roger@eyesopen.com>
9846 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
9847 VIEW_CONVERT_EXPR to the same type as it's operand.
9849 2007-01-18 David Edelsohn <edelsohn@gnu.org>
9851 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
9852 configured for long double 128.
9854 2007-01-18 Mike Stump <mrs@apple.com>
9856 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
9859 2007-01-18 Michael Meissner <michael.meissner@amd.com>
9861 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
9864 2007-01-18 Jan Hubicka <jh@suse.cz>
9866 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
9867 greater than NUM_VOP_FREE_BUCKETS.
9869 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
9871 * tree-ssa-structalias.c: Update comments.
9872 (ptabitmap_obstack): Removed.
9874 (oldpta_obstack): Ditto.
9875 (stats): Add a few members.
9876 (struct variable_info): Remove node, complex, address_taken, and
9877 indirect_target members. Add oldsolution member.
9878 (new_var_info): Do not initialize removed members.
9879 (constraint_expr_type): Remove INCLUDES.
9880 (constraint_graph): Add size, implicit_preds, rep,
9881 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
9882 (FIRST_REF_NODE): New macro.
9883 (LAST_REF_NODE): Ditto.
9884 (FIRST_ADDR_NODE): Ditto.
9885 (find): New function.
9887 (dump_constraint): Do not handle INCLUDES.
9888 (insert_into_complex): Do not insert duplicate constraints.
9889 (condense_varmap_nodes): Renamed and rewritten into ...
9890 (merge_node_constraints): This. Also fix bug in handling of
9891 offseted copy constraints.
9892 (clear_edges_for_node): No longer need to deal with preds at all,
9893 or removing associated preds/succs.
9894 (merge_graph_nodes): Deal with indirect_cycles.
9895 Don't deal with predecessors.
9896 (add_implicit_graph_edge): New function.
9897 (add_pred_graph_edge): Ditto.
9898 (add_graph_edge): Don't deal with predecessors.
9899 (build_constraint_graph): Removed.
9900 (build_pred_graph): New function.
9901 (build_succ_graph): Ditto.
9902 (struct scc_info): Removed in_component. Added roots, dfs, and
9903 node_mapping. Remove visited_index, unification_queue.
9904 (scc_visit): Deal with union-find we do now.
9905 Deal with cycles with REF nodes.
9906 (collapse_nodes): Renamed and rewritten to ...
9907 (unify_nodes): This.
9908 (process_unification_queue): Removed.
9909 (topo_visit): Cleanup
9910 (do_da_constraint): Use find.
9911 (do_sd_constraint): Ditto.
9912 (do_ds_constraint): Ditto.
9913 (do_complex_constraint): Ditto.
9914 (init_scc_info): Update for removed and added members.
9915 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
9916 (find_indirect_cycles): This.
9917 (equivalence_class): New variable.
9918 (label_visit): New function.
9919 (perform_variable_substitution): Rewritten.
9920 (free_var_substitution_info): New function.
9921 (find_equivalent_node): Ditto.
9922 (move_complex_constraints): Ditto.
9923 (eliminate_indirect_cycles): Ditto.
9924 (solve_graph): Only propagate changed bits.
9925 Use indirect cycle elimination.
9927 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
9928 (tree_id_eq): Renamed to ...
9929 (tree_vi_eq): This. Update for member change
9930 (insert_id_for_tree): Renamed and rewritten to ...
9931 (insert_vi_for_tree): This.
9932 (lookup_id_for_tree): Renamed and rewritten to ...
9933 (lookup_vi_for_tree): This.
9934 (get_id_for_tree): Renamed and rewritten to ...
9935 (get_vi_for_tree): Ditto.
9936 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
9937 (process_constraint): Don't handle INCLUDES.
9938 Remove special ADDRESSOF case.
9939 (find_func_aliases): Rewrite to use vi functions instead of id
9941 (create_function_info_for): Ditto.
9942 (create_variable_info_for): Ditto.
9943 (intra_create_variable_infos): Ditto.
9944 (merge_smts_into): Ditto.
9945 (find_what_p_points_to): Ditto.
9946 (init_base_vars): Ditto.
9947 (init_alias_vars): Ditto.
9948 (remove_preds_and_fake_succs): New function.
9949 (dump_sa_points_to_info): Dump new stats.
9950 (dump_solution_for_var): Use find.
9951 (set_used_smts): Fix formatting.
9952 (compute_points_to_sets): Updated for new functions.
9953 (ipa_pta_execute): Ditto.
9955 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
9956 Richard Sandiford <richard@codesourcery.com>
9958 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
9960 * calls.c (expand_call): If the return value is a PARALLEL,
9961 extract its first member.
9962 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
9963 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
9964 use FUNCTION_EXTRA_EPILOGUE.
9965 (m68k_function_value): Return a PARALLEL if the return value
9966 is of a pointer type.
9967 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
9968 (FUNCTION_EXTRA_EPILOGUE): Remove.
9969 * config/m68k/m68k.md (D0_REG): New constant.
9971 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
9973 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
9974 output a NOP for empty epilogues.
9976 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9978 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
9979 before function. Extend register save check to include all
9980 registers, not just integer ones.
9982 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
9984 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
9985 (m68k_use_return_insn): ...this.
9986 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
9987 * config/m68k/m68k.c (use_return_insn): Rename to...
9988 (m68k_use_return_insn): ...this.
9989 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
9992 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
9994 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
9995 nearest even, fix denormal rounding overflow.
9997 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9999 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
10000 f%$smove and f%$move.
10001 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
10002 (extendsfdf2_cf): Use fdmove instead of f%&move.
10003 (truncdfsf2_cf): Use fsmove instead of f%$smove.
10004 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
10006 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10008 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
10011 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10013 * real.h (real_format): Add a canonical_nan_lsbs_set field.
10014 (coldfire_single_format): Declare.
10015 (coldfire_double_format): Likewise.
10016 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
10017 of qnan_msb_set to determine the lower bits of a canonical
10019 (encode_ieee_double): Likewise.
10020 (encode_ieee_quad): Likewise.
10021 (ieee_single_format): Initialize canonical_nan_lsbs_set.
10022 (mips_single_format): Likewise.
10023 (ieee_double_format): Likewise.
10024 (mips_double_format): Likewise.
10025 (ieee_extended_motorola_format): Likewise.
10026 (ieee_extended_intel_96_format): Likewise.
10027 (ieee_extended_intel_128_format): Likewise.
10028 (ieee_extended_intel_96_round_53_format): Likewise.
10029 (ibm_extended_format): Likewise.
10030 (mips_extended_format): Likewise.
10031 (ieee_quad_format): Likewise.
10032 (mips_quad_format): Likewise.
10033 (vax_f_format): Likewise.
10034 (vax_d_format): Likewise.
10035 (vax_g_format): Likewise.
10036 (i370_single_format): Likewise.
10037 (i370_double_format): Likewise.
10038 (decimal_single_format): Likewise.
10039 (decimal_double_format): Likewise.
10040 (decimal_quad_format): Likewise.
10041 (c4x_single_format): Likewise.
10042 (c4x_extended_format): Likewise.
10043 (real_internal_format): Likewise.
10044 (coldfire_single_format): New real_format.
10045 (coldfire_double_format): Likewise.
10046 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
10047 canonical_nan_lsbs_set.
10048 (pdp11_d_format): Likewise.
10049 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
10050 if TARGET_COLDFIRE_CPU.
10052 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10054 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
10055 (output_call, m68k_legitimize_call_address): Declare.
10056 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
10057 parenthesees. Add support for a 'W' constraint.
10058 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
10059 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
10060 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
10061 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
10063 (override_options): Initialize them. Do not set flag_no_function_cse
10064 for TARGET_ID_SHARED_LIBRARY.
10065 (m68k_output_pic_call): Delete.
10066 (m68k_legitimize_call_address): New function.
10067 (print_operand): Remove the %o prefix. Handle the %p prefix.
10068 (output_call): New function.
10069 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
10070 target address from the GOT if symbolic jumps are not allowed.
10071 * config/m68k/m68k.md (call, general_operand): Do not set
10072 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
10073 Merge separate flag_pic and !flag_pic define_insns into...
10074 (*call, *call_value): ...these new patterns. Match the address
10075 rather than the containing MEM and require it to be a call_operand.
10076 Use output_call to generate the asm template.
10077 * config/m68k/predicates.md (const_call_operand): New predicate.
10078 (call_operand): Likewise.
10080 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10082 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
10083 (STACK_GROWS_DOWNWARD): Define to 1.
10084 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
10085 comments, emphasizing that these values are only defaults.
10086 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
10087 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
10089 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10091 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
10093 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10094 Richard Sandiford <richard@codesourcery.com>
10096 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
10097 (FP_REGNO_P): New macros.
10098 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
10099 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
10100 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
10101 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
10103 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10105 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10106 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
10108 * config/m68k/t-floatlib: New file, extracting common code from...
10109 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
10110 * config/m68k/t-uclinux: Here.
10111 * config/m68k/fpgnulib.c: Do not compile extendeed precision
10112 routines on ColdFire targets.
10114 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10116 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10117 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
10118 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
10119 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
10120 explicitly set MOTOROLA to 1.
10121 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
10123 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10124 Nathan Sidwell <nathan@codesourcery.com>
10126 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
10127 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
10128 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
10129 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
10130 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
10131 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
10132 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
10133 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
10134 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
10135 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
10136 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
10137 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
10138 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
10139 (DBX_REGISTER_NUMBER): Delete.
10140 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
10141 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
10142 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
10144 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10146 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
10147 * config/flat.h: New file.
10148 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
10149 OBJECT_FORMAT_FLAT.
10150 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
10151 indirect references for -msep-data or -mid-shared-library.
10152 Do not use PC-relative code addresses either.
10153 * config/m68k/m68k.c (override_options): Restrict -fPIC error
10155 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
10156 for shared libraries and crt1.o for executables. Use crti.o and
10158 (ENDFILE_SPEC): Use crtend.o and crtn.o.
10159 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
10160 Do not add -elf2flt or -shared-lib-id options here.
10161 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
10162 Pass -shared-lib-id if -mid-shared-library, taking the library
10163 identifier from -mshared-library-id if given, otherwise
10165 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
10166 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
10167 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
10168 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
10169 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
10170 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
10172 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
10173 jump sequence for ISA A and ISA A+.
10174 (PICJUMP): Likewise.
10176 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10178 * config.gcc (m68k-*-uclinux*): Base the port on the common
10179 and m68k GNU/Linux files rather than on the generic ELF ones.
10180 * config/m68k/uclinux.h (TARGET_VERSION): Override.
10181 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
10183 2007-01-18 Julian Brown <julian@codesourcery.com>
10184 Richard Sandiford <richard@codesourcery.com>
10186 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
10187 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10188 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
10190 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
10191 80 unconditionally.
10192 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10194 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10196 * doc/install.texi: Document m68k-uclinuxoldabi.
10197 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
10198 * config/m68k/uclinux-oldabi.h: New file, copied from
10199 config/m68k/uclinux.h.
10201 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
10203 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
10204 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
10205 (m32r_compute_frame_size): Use unsigned for regno.
10206 (m32r_reload_lr): Use gen_frame_mem.
10208 (m32r_output_function_epilogue): Don't output the function epilogue
10210 (m32r_expand_epilogue): New.
10211 (direct_return): Return false if the function has the interrupt
10213 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
10214 * config/m32r/m32r.md (epilogue): New expander.
10215 (return_lr, return_rte): New insns.
10216 (return): Make it expander.
10217 (return_normal): New expander.
10219 2007-01-18 Josh Conner <jconner@apple.com>
10222 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
10223 support for UNLE, UNLT, UNGE, and UNGT.
10225 2007-01-18 Jan Hubicka <jh@suse.cz>
10227 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
10228 * tree-tailcall (add_virtual_phis): Likewise.
10229 (optimize_tail_call): Return TODOs.
10230 (execute_tail_calls): Return TODOs.
10231 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
10232 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
10234 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
10235 Cleanup cfg using TODO.
10236 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
10237 * passes.c (execute_function_todo): When cleanup did something, remove
10239 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
10240 (make_edges): Don't cleanup_cfg.
10242 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
10244 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
10245 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
10246 operate on the top of stack.
10247 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
10248 register handling of instructions that output to the second
10250 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
10251 (move_for_stack_reg): Special-case check for dead destination
10252 stack slot for constant load of 1.0 inside UNSPEC_TAN.
10254 * config/i386/i386.md (UNSPEC_TAN): New constant.
10255 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
10256 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
10257 to correctly model move of constant 1.0 to top stack slot.
10258 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
10259 (unnamed peephole2 pattern): Remove corresponding peephole2
10260 pattern that optimizes tan insn and loading of constant 1.0.
10261 (tanxf2): Use fptanxf4_i387.
10262 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
10263 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
10264 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10265 disable patterns for SSE math.
10266 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
10267 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
10269 2007-01-18 Dirk Mueller <dmueller@suse.de>
10270 Richard Guenther <rguenther@suse.de>
10273 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
10274 * common.opt (Warray-bounds): Add new warning option.
10275 * c-opts.c (c_common_handle_option): Define -Warray-bounds
10277 * Makefile.in: make tree-vrp.o depend on toplev.h
10278 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
10280 (check_array_refs, check_array_bounds, check_array_ref): New.
10282 2007-01-18 Jan Hubicka <jh@suse.cz>
10284 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
10285 (execute_ssa_ccp): Return flags conditionally.
10286 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
10288 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
10290 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
10292 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
10293 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
10295 * Makefile.c (GTFILES): Add cfglayout.h.
10296 * gengtype.c (open_base_files): Likewise.
10297 * cfglayout.c (cfg_layout_function_footer,
10298 cfg_layout_function_header) Reindent to make gengtype happy.
10299 * cfglayout.h (cfg_layout_function_footer,
10300 cfg_layout_function_header): Add GTY(()) marker.
10302 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
10304 2007-01-18 Ben Elliston <bje@au.ibm.com>
10306 * genautomata.c (write_automata): Include xstrerror output in the
10307 error message if writing the DFA description file fails.
10309 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
10311 * config/mips/mips-protos.h (mips_output_external): Make it
10313 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
10314 * config/mips/mips.c (irix_output_external_libcall): Likewise.
10315 (extern_list): Likewise.
10316 (extern_head): Likewise.
10317 (TARGET_ASM_FILE_END): Likewise.
10318 (mips_file_end): Likewise.
10319 (mips_output_external): Rewritten.
10321 2007-01-18 Ben Elliston <bje@au.ibm.com>
10323 * genpreds.c (write_insn_preds_c): Only write out the function
10324 body for regclass_for_constraint if we have register constraints.
10326 2007-01-17 Tom Tromey <tromey@redhat.com>
10328 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
10329 * doc/install.texi (Testing): Use sourceware.org.
10330 (Binaries): Likewise.
10331 (Specific): Likewise.
10332 * doc/contrib.texi (Contributors): Use sourceware.org.
10334 2007-01-17 Anatoly Sokolov <aesok@post.ru>
10336 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
10337 (AVR_ENHANCED): Rename to ...
10338 (AVR_HAVE_MUL): ... new.
10339 (avr_enhanced_p): Rename to ...
10340 (avr_have_mul_p): ... new.
10341 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
10342 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
10343 * config/avr/avr.c (avr_enhanced_p): Rename to ...
10344 (avr_have_mul_p): ... new.
10345 (base_arch_s): Rename 'enhanced' to 'have_mul'.
10346 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
10347 'avr_enhanced_p' and 'enhanced'.
10348 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
10349 AVR_HAVE_MUL instead of AVR_ENHANCED.
10350 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
10351 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
10352 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
10353 instead of AVR_ENHANCED.
10354 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
10355 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
10356 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
10358 2007-01-17 Ian Lance Taylor <iant@google.com>
10360 * vec.h (VEC_reserve_exact): Define.
10361 (vec_gc_p_reserve_exact): Declare.
10362 (vec_gc_o_reserve_exact): Declare.
10363 (vec_heap_p_reserve_exact): Declare.
10364 (vec_heap_o_reserve_exact): Declare.
10365 (VEC_OP (T,A,reserve_exact)): New static inline function, three
10367 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
10368 negative parameter.
10369 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
10370 (VEC_OP (T,A,copy)) [all versions]: Likewise.
10371 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
10372 * vec.c (calculate_allocation): Add exact parameter. Change all
10374 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
10375 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
10376 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
10377 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
10378 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
10379 (vec_heap_p_reserve_exact): New function.
10380 (vec_heap_o_reserve_exact): New function.
10382 2007-01-17 Jan Hubicka <jh@suse.cz>
10384 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
10386 2007-01-17 Eric Christopher <echristo@apple.com>
10388 * config.gcc: Support core2 processor.
10390 2007-01-16 Jan Hubicka <jh@suse.cz>
10392 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
10393 the names, just unlink the chain so we don't crash on dangling pointers
10396 2007-01-16 Jan Hubicka <jh@suse.cz>
10398 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
10399 * tree-pass.h: Reorder to make IPA passes appear toegher.
10400 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
10401 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
10402 parameters, do not call early inliner.
10403 * ipa-inline.c: Update comments. Include tree-flow.h
10404 (cgraph_decide_inlining): Do not compute inlining parameters.
10405 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
10406 be called with function context set up.
10407 (pass_ipa_inline): Remove unreachable functions before pass.
10408 (cgraph_early_inlining): Simplify assuming to be called from the
10410 (pass_early_inline): New pass.
10411 (cgraph_gate_ipa_early_inlining): New gate.
10412 (pass_ipa_early_inline): Turn into simple wrapper.
10413 (compute_inline_parameters): New function.
10414 (gate_inline_passes): New gate.
10415 (pass_inline_parameters): New pass.
10416 (apply_inline): Move here from tree-optimize.c
10417 (pass_apply_inline): New pass.
10418 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
10420 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
10421 doing them by hand.
10422 (tree_function_versioning): Do not allocate dummy struct function.
10423 * tree-inline.h (optimize_inline_calls): Update prototype.
10424 * tree-optimize.c (execute_fixup_cfg): Export.
10425 (pass_fixup_cfg): Remove
10426 (tree_rest_of_compilation): Do not apply inlines.
10427 * tree-flow.h (execute_fixup_cfg): Declare.
10428 * Makefile.in (gt-passes.c): New.
10429 * passes.c: Include gt-passes.h
10430 (init_optimization_passes): New passes.
10431 (nnodes, order): New static vars.
10432 (do_per_function_toporder): New function.
10433 (execute_one_pass): Dump current pass here.
10434 (execute_ipa_pass_list): Don't dump current pass here.
10436 2007-01-16 Janis Johnson <janis187@us.ibm.com>
10438 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
10439 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
10441 2007-01-16 David Edelsohn <edelsohn@gnu.org>
10443 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
10444 (strong_alias): Define.
10445 (__gcc_qmul): Provide non-FMA for soft-float.
10446 (__gcc_qdiv): Same.
10451 (__gcc_qunord): New.
10461 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
10462 soft-float functions.
10463 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
10464 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
10465 about long double soft float.
10467 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
10468 Tehila Meyzels <tehila@il.ibm.com>
10470 * tree-vectorizer.h (is_pattern_stmt_p): New.
10471 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
10472 formatting (tabs instead of spaces). Cleanup and clarify setting
10473 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
10474 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
10475 (vectorizable_type_demotion): Check that types are integral.
10476 (vectorizable_type_promotion): Likewise.
10477 (vectorizable_store): Fix typo. Eliminate new-line at end of
10480 2007-01-16 Jan Hubicka <jh@suse.cz>
10482 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
10485 2007-01-15 Eric Christopher <echristo@apple.com>
10487 * ifcvt.c: Include vec.h, vecprim.h.
10488 (check_cond_move_block): New argument regs.
10489 Reorganize. Add registers used to regs.
10490 (cond_move_process_if_block): Use regs set above as
10493 2007-01-15 Eric Christopher <echristo@apple.com>
10495 * config/darwin.h: Update copyright.
10496 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
10497 (LINK_COMMAND_SPEC): Add -u.
10498 (LINK_SPEC): Fix umbrella for above.
10500 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
10502 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
10505 2007-01-15 Tom Tromey <tromey@redhat.com>
10507 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
10508 * doc/install.texi (Testing): Don't mention jacks.
10509 (Configuration): Document --enable-java-maintainer-mode. Move
10510 --with-java-home to libgcj-specific section. Document
10512 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
10514 2007-01-15 Jan Hubicka <jh@suse.cz>
10516 * tree-ssa-dce.c (DCE_TODOs): New.
10517 (propagate_necessity): Return if something changed.
10518 (eliminate_unnecessary_stmts): Likewise.
10519 (perform_tree_ssa_dce): Return TODO flags when needed.
10520 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
10522 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
10524 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
10525 (fyl2x_extend<mode>xf3_i387): New insn pattern.
10526 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
10527 patterns using X87MODEF12 mode macro. Extend operand 1
10528 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
10529 (log10<mode>2): Ditto.
10530 (log2<mode>2): Ditto.
10531 (log1p<mode>2): Ditto.
10532 (logb<mode>2): Ditto.
10533 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
10534 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
10535 (*fxtractxf3_i387): Rename from *fxtractxf3.
10536 (fxtract_extend<mode>xf3_i387): New insn pattern.
10537 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
10538 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
10539 and gen_fyl2xxf3_i387().
10541 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
10543 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
10544 * cfgloopmanip.c (fix_loop_placement): Made static. Use
10545 get_loop_exit_edges. Changed return type to bool.
10546 * cfgloop.h (fix_loop_placement): Declaration removed.
10548 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
10550 * param.h (MIN_VECT_LOOP_BOUND): New.
10551 * params.def (MIN_VECT_LOOP_BOUND): New.
10552 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
10553 argument - minimum threshold for number of iterations.
10554 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
10555 argument to declaration.
10556 * tree-vect-analyze.c (vect_analyze_operations): Check value of
10557 MIN_VECT_LOOP_BOUND.
10558 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
10559 slpeel_tree_peel_loop_to_edge with additional argument.
10560 (vect_do_peeling_for_alignment): Likewise.
10561 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
10563 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
10566 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
10567 operands of size 1.
10569 2007-01-14 Jan Hubicka <jh@suse.cz>
10571 * tree-dfa.c (remove_referenced_var): New function.
10572 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
10573 prune referenced vars list too.
10574 * tree-flow.h (remove_referenced_var): Declare.
10576 2007-01-14 Jan Hubicka <jh@suse.cz>
10578 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
10580 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
10581 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
10582 * except.h (verify_eh_throw_table_statements): Kill prototype.
10583 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
10584 into call exrepssions.
10585 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
10587 * tree-cfg.c: Include pointer-set.h.
10588 (verify_node_sharing): Work on pointer set.
10589 (verify_eh_throw_stmt_node): New.
10590 (verify_stmts): Use pointers sets, verify throw_stmt.
10592 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
10594 * ipa-reference.c (analyze_function): Consider also addresses taken
10597 2007-01-12 Roger Sayle <roger@eyesopen.com>
10599 * c-typeck.c (null_pointer_constant_p): Replace use of
10600 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
10601 (build_c_cast): Likewise.
10603 2007-01-12 Roger Sayle <roger@eyesopen.com>
10605 * tree.h (force_fit_type_double): Remove unused final argument.
10606 * c-common.c (constant_expression_warning): Replace use of
10607 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
10608 (convert_and_check): Likewise.
10609 (shorten_compare): Update call to force_fit_type_double.
10610 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
10611 * convert.c (convert_to_pointer): Update call to
10612 force_fit_type_double.
10613 * fold-const.c (force_fit_type_double): Remove overflowed_const
10615 (int_const_binop, fold_convert_const_int_from_int,
10616 fold_convert_const_int_from_real, fold_div_compare,
10617 fold_sign_changed_comparison, fold_unary, fold_negate_const,
10618 fold_abs_const, fold_not_const): Remove the final argument from
10619 calls to force_fit_type_double.
10621 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
10623 * configure.ac: Set insn to "nop" for spu-*-* also.
10624 * configure: Regenerate.
10626 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
10628 * builtins.def : Add BUILT_IN_FREE.
10630 2007-01-12 Jan Hubicka <jh@suse.cz>
10632 PR tree-optimization/30443
10633 * tree-inline.c (tree_function_versioning): Do not optimize when
10634 cloning for inlining.
10636 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
10638 * doc/loop.texi: Document recording of loop exits.
10639 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
10640 (update_single_exits_after_duplication,
10641 update_single_exit_for_duplicated_loop,
10642 update_single_exit_for_duplicated_loops): Removed.
10643 (duplicate_loop_to_header_edge): Do not call
10644 update_single_exits_after_duplication and
10645 update_single_exit_for_duplicated_loops.
10646 (loop_version): Do not update single_exit information.
10647 (fix_loop_structure): Use record_loop_exits instead of
10648 mark_single_exit_loops.
10649 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
10650 the lists of loop exits.
10651 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
10652 split_edge, merge_blocks): Update the lists of loop exits.
10653 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
10654 loop_optimizer_init.
10655 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
10656 of mark_single_exit_loops.
10657 (loop_optimizer_finalize): Call release_recorded_exits.
10658 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
10659 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
10660 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
10661 update single exit information.
10662 * lambda-code.c (perfect_nestify): Ditto.
10663 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
10664 (mark_single_exit_loops): Removed.
10665 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
10666 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
10667 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
10669 (get_loop_exit_edges, single_exit): Use recorded exit lists.
10670 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
10671 (verify_loop_structure): Verify consistency of the exit lists.
10672 (flow_loops_find): Use alloc_loop. Initialize exits hash.
10673 (set_single_exit): Removed.
10674 * cfgloop.h (struct loop_exit): New function.
10675 (struct loop): single_exit_ field replaced by exits field.
10676 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
10677 (struct loops): Added exits hash.
10678 (mark_single_exit_loops, set_single_exit): Declaration removed.
10679 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
10681 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10683 * doc/invoke.texi: Avoid use of @headitem.
10685 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10687 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
10689 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10691 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
10694 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
10695 Richard Sandiford <richard@codesourcery.com>
10697 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
10698 * config/m68k/m68k.opt: Resort options.
10699 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
10701 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
10702 Richard Sandiford <richard@codesourcery.com>
10704 * doc/invoke.texi: Document the macros that are defined by
10705 m68k's -mtune and -mhard-float options.
10706 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
10707 (m68k_cpp_cpu_family): Likewise.
10708 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
10709 of __ucfv*__ macros. Define __mcffpu__ if generating code for
10710 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
10711 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
10712 (m68k_cpp_cpu_family): Likewise.
10714 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10716 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
10717 macros besides mc68000 as tuning macros. Use a switch statement
10718 to set them and mcpu32.
10720 2007-01-12 Julian Brown <julian@codesourcery.com>
10722 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
10723 (TARGET_68040_ONLY): Rename to...
10724 (TARGET_68040): ...this.
10725 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
10726 * config/m68k/m68k.md: Likewise.
10728 2007-01-12 Julian Brown <julian@codesourcery.com>
10729 Nathan Sidwell <nathan@codesourcery.com>
10730 Richard Sandiford <richard@codesourcery.com>
10732 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
10733 the -mcpu= argument associated with the --with-cpu setting.
10734 Define M68K_DEFAULT_TUNE to the default -mtune= option,
10735 if different from the one implied by the -mcpu setting.
10736 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
10737 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
10738 * doc/invoke.texi: Mention ColdFire in the introduction to the
10739 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
10740 -mno-div and -mhard-float options. Make -m68881 a synonym for
10741 -mhard-float. Document the previously-undocumented -m5206e,
10742 -m528x, -m5307 and -m5407 options. Tweak the existing option
10743 documentation for consistency.
10744 * doc/install.texi: Mention new --with-cpu arguments.
10745 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
10746 default CPU if neither -mcpu nor -march are specified.
10747 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
10748 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
10749 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
10750 using m68k_tune to decide between families that implement the
10751 same ISA. Use m68k_tune to set __mcfv4e__.
10752 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
10753 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
10754 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
10755 (FL_ISA_C, FL_ISA_MMU): New macros.
10756 (MASK_COLDFIRE): Delete.
10757 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
10758 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
10759 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
10760 (TARGET_HARD_FLOAT): Do not define here.
10761 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
10762 (TUNE_68000): New macro.
10763 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
10764 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
10765 (TUNE_CFV2): Redefine in terms of m68k_tune.
10766 (uarch_type, target_device, fpu_type): New enums.
10767 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
10768 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
10769 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
10770 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
10771 (FL_FOR_isa_c): New macros.
10772 (m68k_isa): New enum.
10773 (m68k_target_selection): New structure.
10774 (all_devices, all_isas, all_microarchs): New tables.
10775 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
10776 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
10777 (MASK_ALL_CPU_BITS): Delete.
10778 (m68k_find_selection): New function.
10779 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
10780 Map the legacy target options to a combination of the new ones.
10781 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
10782 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
10783 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
10785 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
10786 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
10788 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
10789 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
10790 * config/m68k/m68k-devices.def: New file.
10792 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10793 Nathan Sidwell <nathan@codesourcery.com>
10795 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
10796 (SUBTARGET_EXTRA_SPECS): New macros.
10797 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
10798 use %(asm_cpu_spec) instead.
10799 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
10800 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
10801 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
10802 (EXTRA_SPECS): Rename to...
10803 (SUBTARGET_EXTRA_SPECS): ...this.
10805 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
10806 Richard Sandiford <richard@codesourcery.com>
10807 Julian Brown <julian@codesourcery.com>
10809 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10810 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
10811 to the configuration's default CPU.
10812 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
10813 Remove default masks.
10814 (m680[012]0-*-*): Set the default with_cpu to the first part of
10816 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
10817 (m68k*-*-linux): Extend the --with-cpu handling to...
10818 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
10819 and m68010. Don't set target_cpu_default2.
10820 * doc/install.texi: Document --with-cpu for m68k.
10821 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
10822 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
10823 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
10824 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
10825 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
10826 (ASM_SPEC): Remove use of %(asm_cpu_default).
10827 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
10828 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
10829 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
10830 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
10831 __HAVE_FPU__ if TARGET_HARD_FLOAT.
10832 (TARGET_DEFAULT): Delete.
10833 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
10834 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
10835 (CPP_CPU_SPEC): Delete.
10836 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
10837 the appropriate string.
10838 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
10839 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
10840 (ASM_SPEC): Don't use %(asm_default_spec).
10841 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
10842 TARGET_DEFAULT and add MASK_68881.
10843 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
10845 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10847 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
10848 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
10849 MASK_68010 alongside MASK_68020.
10850 * doc/invoke.texi: Document -m68010.
10851 * config/m68k/m68k.opt (m68010): New.
10852 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
10854 (TUNE_68010): New macro.
10855 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
10856 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
10857 (M68K_CPU_m68332): Add MASK_68010.
10858 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
10859 fallback definition.
10860 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
10862 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
10863 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
10864 to all entries that use MASK_68020.
10865 (output_move_simode_const, output_move_himode, output_move_qimode)
10866 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
10867 instead of TARGET_68020 to select clr behavior. Remove comment
10868 about there being no TARGET_68010.
10869 * config/m68k/m68k.md: Likewise throughout.
10871 2007-01-12 Julian Brown <julian@codesourcery.com>
10873 * config/m68k/m68k.h (TARGET_ISAB): New macro.
10874 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
10875 * config/m68k/m68k.md: Likewise.
10877 2007-01-12 Julian Brown <julian@codesourcery.com>
10879 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
10880 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
10882 2007-01-12 Julian Brown <julian@codesourcery.com>
10884 * config/m68k/m68k.h (TUNE_68040_60): New macro.
10885 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
10886 * config/m68k/m68k.md: Likewise.
10888 2007-01-12 Julian Brown <julian@codesourcery.com>
10889 Richard Sandiford <richard@codesourcery.com>
10891 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
10892 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
10893 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
10895 (TARGET_CPU32): Rename to...
10896 (TUNE_CPU32): ...this.
10897 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
10898 (TUNE_CFV2): New macros.
10899 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
10900 remove conditions that are implied by TARGET_68020.
10901 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
10902 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
10903 (m68k_output_function_epilogue): Likewise.
10904 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
10905 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
10906 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
10907 non-68000 timings. Refactor multiplication and division costs.
10908 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
10909 TUNE_CPU32 instead of TARGET_CPU32.
10910 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
10911 and TUNE_68060 instead of TARGET_68060.
10912 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
10913 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
10915 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
10916 && !TARGET_COLDFIRE" to choose between moveq and clr.
10917 Likewise in the unnamed movsf pattern.
10918 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
10919 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
10922 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10924 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
10925 of tabbing before backslashes.
10927 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10929 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
10930 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
10931 (ASM_OUTPUT_INTERNAL_LABEL): Define.
10933 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
10935 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
10936 find_interesting_uses_cond.
10937 (find_interesting_uses_cond): Use extract_cond_operands.
10938 (rewrite_use_compare): Use extract_cond_operands and
10939 force_gimple_operand_bsi. Do not call update_stmt.
10940 (determine_use_iv_cost_condition): Use extract_cond_operands.
10941 Return cheaper of using original bound and changing the exit bound.
10943 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
10945 PR tree-optimization/29516
10946 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
10947 most_expensive_mult_to_index, addr_to_parts,
10948 create_mem_ref, maybe_fold_tmr): Make the type of
10949 fields of TARGET_MEM_REF sizetype.
10950 (move_fixed_address_to_symbol, move_pointer_to_base):
10952 * tree.def (TARGET_MEM_REF): Add comment on types of
10955 2007-01-11 Joseph Myers <joseph@codesourcery.com>
10957 * c-common.c (vector_types_convertible_p): Treat opaque types as
10958 always convertible if they have the same size, but not otherwise.
10960 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
10962 * ifcvt.c (struct noce_if_info): Add comments to the fields.
10963 Remove the b_unconditional field.
10964 (noce_try_sign_mask): Do not look at b_unconditional.
10965 (noce_process_if_block): Do not use merge_if_blocks. Update
10966 the CFG here. Do not set b_unconditional.
10967 (cond_move_process_if_block): Likewise.
10968 (find_cond_trap): Likewise.
10969 (check_cond_move_block): Require simple jump insns at the end
10970 of the basic block.
10972 2007-01-11 Jan Hubicka <jh@suse.cz>
10974 PR tree-optimization/1046
10975 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
10976 when alias info is not ready.
10977 (pass_tail_recursion): Do not require aliasing.
10978 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
10979 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
10980 * tree-ssa-copy.c (pass_copy_prop): Likewise.
10981 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
10982 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
10983 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
10984 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
10986 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
10987 When aliasing is not build, mark statement as volatile.
10989 2007-01-11 Tom Tromey <tromey@redhat.com>
10991 PR preprocessor/15185, PR preprocessor/20989:
10992 * doc/cppopts.texi <-MT>: Update description of algorithm for
10993 computing default target.
10994 <-M, -MD>: Reword "basename" text.
10996 2007-01-11 Roger Sayle <roger@eyesopen.com>
10998 * builtins.c (expand_builtin_pow, expand_builtin_powi,
10999 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
11000 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
11001 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
11002 fold_builtin_bswap, real_constp, fold_builtin_pow,
11003 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
11004 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
11005 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11006 * convert.c (convert_to_pointer): Likewise.
11007 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
11008 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
11009 const_binop, fold_convert_const_int_from_int,
11010 fold_convert_const_int_from_real,
11011 fold_convert_const_real_from_real, sign_bit_p,
11012 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
11013 fold_sign_changed_comparison, fold_unary, fold_comparison,
11014 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
11015 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
11016 * print-tree.c (print_node_brief, print_node): Likewise.
11017 * stor-layout.c (place_field, layout_type): Likewise.
11018 * tree-chrec.c (keep_cast): Likewise.
11019 * tree.c (build_vector, build_real, build_real_from_int_cst,
11020 build_complex): Likewise.
11022 2007-01-11 Roger Sayle <roger@eyesopen.com>
11024 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
11025 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
11027 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
11029 * configure.ac (strict1_warn): Rename to strict_warn.
11030 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
11031 cc_set_by_configure, quoted_cc_set_by_configure,
11032 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
11033 all_boot_languages, all_stagestuff): Remove.
11034 (target_list): Remove bootstrap targets.
11035 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
11036 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
11037 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
11038 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
11039 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
11040 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
11041 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
11042 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
11043 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
11044 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
11045 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
11046 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
11047 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
11048 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
11049 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
11050 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
11051 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
11052 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
11053 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
11054 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
11055 (mostlyclean): Adjust.
11056 (clean, distclean): Don't mention bootstrap stuff.
11057 * configure: Regenerate.
11058 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
11059 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
11060 treelang/config-lang.in (stagestuff): Remove.
11061 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
11062 stageprofile, stagefeedback, stagestuff): Remove mention.
11064 2007-01-11 Nick Clifton <nickc@redhat.com>
11066 * config/mcore/predicates.md (mcore_general_movesrc_operand):
11068 (mcore_general_movdst_operand): Do not accept CONST_INTs.
11069 (mcore_arith_K_S_operand): Run the test for the S constraint not
11070 the test for the M constraint.
11071 (mcore_addsub_operand): Do not accept integer values that are
11072 larger than 32 bits.
11073 * config/mcore/mcore.md: Remove unused constraints from split.
11074 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
11075 (addsi3): Likewise.
11076 (allocate_stack): Likewise.
11077 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
11078 operands to 32 bits.
11079 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
11081 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
11082 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
11083 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
11084 mcore_output_bclri, mcore_output_andn, output_inline_const,
11085 mcore_output_move, mcore_output_movedouble): Likewise.
11086 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
11087 (output_inline_const): Likewise.
11088 (output_inline_const): Fix format strings used in sprintf
11090 * config/mcore/mcore-protos.h: Update prototypes for changed
11091 functions in mcore.c.
11092 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
11093 HOST_WIDE_INT and not int.
11094 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
11095 CONST_OK_FOR_N): Likewise.
11096 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
11097 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
11100 2007-01-10 Jan Hubicka <jh@suse.cz>
11102 * tree-vrp.c (remove_range_assertions): Release defs.
11103 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
11104 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
11106 2007-01-10 Paul Brook <paul@codesourcery.com>
11108 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
11109 * config/arm/arm.md (mulsi3subsi): New insn.
11111 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
11113 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
11114 (tree_transform_and_unroll_loop): New.
11115 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
11118 2007-01-10 Robert Kennedy <jimbob@google.com>
11120 * fold-const.c (fold_comparison): Fold comparisons like (x *
11121 1000 < 0) to (x < 0).
11123 2007-01-10 Ian Lance Taylor <iant@google.com>
11125 * tree-pretty-print.c (dump_generic_node): Print parentheses when
11126 operands have the same priority.
11128 2007-01-10 Tom Tromey <tromey@redhat.com>
11130 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
11131 (fold_binary): Likewise.
11132 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
11133 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
11134 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
11135 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
11136 * langhooks.h (struct lang_hooks): Removed field
11137 'can_use_bit_fields_p'.
11139 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
11141 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
11143 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
11145 * function.c (get_last_funcdef_no): New function.
11146 * function.h (get_last_funcdef_no): Declare.
11147 * tree-inline.c (initialize_cfun): Add initialization.
11148 (tree_function_versioning): Cleanup.
11150 2007-01-10 Jan Hubicka <jh@suse.cz>
11152 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
11155 2007-01-10 Sa Liu <saliu@de.ibm.com>
11156 Ben Elliston <bje@au.ibm.com>
11158 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
11159 for SAVE_NONLOCAL and Pmode for any other save level.
11160 * spu-protos.h (spu_restore_stack_block): Declare.
11161 * spu.md (save_stack_block): Remove.
11162 (restore_stack_block): Call spu_restore_stack_block.
11163 * spu.c (spu_restore_stack_block): New function.
11164 (spu_expand_epilogue): Remove old comment.
11166 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
11168 PR tree-optimization/30322
11169 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
11170 (cand_value_at): Return the value as aff_tree.
11171 (may_eliminate_iv): Convert the bound from aff_tree to tree.
11172 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
11173 aff_combination_mult): New functions.
11174 (aff_combination_add): Use aff_combination_add_cst.
11175 (aff_combination_convert): Allow conversions to a wider type.
11176 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
11177 * tree-affine.h (aff_combination_mult): Declare.
11179 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
11181 * doc/tm.texi: Update documentation to reflect reality of exec
11182 and start file search behaviours. Update copyright year.
11183 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
11184 header file directories.
11186 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
11188 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
11189 (*cosxf2): Rename to cosxf2_i387.
11190 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
11191 using X87MODEF12 mode macro. Rename patterns to
11192 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
11194 (*cosdf2, *cossf2): Ditto.
11195 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
11196 to match extended input operands.
11197 (sincos<mode>3): New expander.
11198 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
11199 insn patterns and corresponding splitters.
11201 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
11203 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
11204 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
11206 2007-01-09 Nicolas Pitre <nico@cam.org>
11209 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
11211 2007-01-08 Geoffrey Keating <geoffk@apple.com>
11213 * target.h (struct gcc_target): New field library_rtti_comdat.
11214 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
11215 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
11216 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
11217 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
11219 2007-01-08 Geoffrey Keating <geoffk@apple.com>
11221 * doc/invoke.texi (Optimize Options): Correct description of -O0.
11223 2007-01-08 Richard Guenther <rguenther@suse.de>
11225 * tree.h (force_fit_type_double): Export.
11226 (force_fit_type): Remove.
11227 * fold-const.c (force_fit_type_double): New function.
11228 (force_fit_type): Remove.
11229 (int_const_binop): Use it.
11230 (fold_convert_const_int_from_int): Likewise.
11231 (fold_convert_const_int_from_real): Likewise.
11232 (fold_div_compare): Likewise.
11233 (fold_sign_changed_comparison): Likewise.
11234 (fold_unary): Likewise.
11235 (fold_negate_const): Likewise.
11236 (fold_abs_const): Likewise.
11237 (fold_not_const): Likewise.
11238 * c-common.c (shorten_compare): Use force_fit_type_double.
11239 * convert.c (convert_to_pointer): Likewise.
11241 2007-01-08 Richard Guenther <rguenther@suse.de>
11243 * tree.h (build_int_cst_wide_type): Export.
11244 * tree.c (build_int_cst_wide_type): New function.
11245 (build_int_cst_wide): Fix comment.
11246 * builtins.c (fold_builtin_object_size): Use build_int_cst
11247 to build -1 or 0 of the correct type. Use fit_double_type
11248 to check for overflow.
11249 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
11251 (decode_field_reference): Likewise.
11252 (all_ones_mask_p): Likewise.
11253 (native_interpret_int): Use build_int_cst_wide_type.
11254 (fold_binary): Use build_int_cst_type to build an all-ones
11256 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
11258 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
11260 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
11262 2007-01-09 Ben Elliston <bje@au.ibm.com>
11264 * genautomata.c (STATS_OPTION): New option.
11265 (stats_flag): New flag.
11266 (gen_automata_option): Handle it.
11267 (initiate_automaton_gen): Ditto.
11268 (write_automata): Output statistics only if stats_flag is
11269 set. Likewise, output time statistics only if time_flag is set.
11270 * doc/md.texi (Processor pipeline description): Document new flag.
11272 2007-01-08 Richard Guenther <rguenther@suse.de>
11274 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
11275 * tree.c (build_int_cst_type): Likewise.
11276 (size_in_bytes): Don't call force_fit_type on the result.
11277 (int_fits_type_p): Use fit_double_type.
11278 * fold-const.c (fit_double_type): New function.
11279 (force_fit_type): Use it.
11280 * tree.h (fit_double_type): Export.
11282 2007-01-08 Jan Hubicka <jh@suse.cz>
11284 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
11285 * ipa.c (function_and_variable_visibility): Fix return type.
11287 2007-01-08 Richard Guenther <rguenther@suse.de>
11289 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
11290 of offset to build the index.
11291 * tree-pretty-print.c (dump_generic_node): Don't build negated
11292 const just for printing.
11293 * c-pretty-print.c (pp_c_integer_constant): Likewise.
11294 * builtins.c (fold_builtin_int_roundingfn): Check if result
11295 fits the type by using force_fit_type and comparing the result.
11296 * predict.c (predict_loops): Use compare_tree_int for comparison.
11297 * tree.c (build_int_cst): Fall back to integer_type_node for
11299 (build_int_cst_wide): Assert type is non-null.
11301 2007-01-08 Roberto Costa <roberto.costa@st.com>
11303 * tree-vrp.c (extract_range_from_cond_expr): New.
11304 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
11305 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
11307 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
11308 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
11309 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
11310 used as expressions.
11311 * tree-object-size.c (cond_expr_object_size): New.
11312 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
11314 2007-01-08 Jan Hubicka <jh@suse.cz>
11316 * tree-ssa-forwprop.c (forward_propagate_into_cond,
11317 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
11320 2007-01-08 Richard Guenther <rguenther@suse.de>
11322 PR tree-optimization/23603
11323 * tree-vrp.c (set_value_range_to_truthvalue): New function.
11324 (extract_range_from_binary): Fall back to truthvalue instead of
11325 varying for TRUTH_*_EXPR.
11326 (extract_range_from_comparison): Fall back to truthvalue instead of
11328 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
11329 if all visited PHI values were constant.
11331 2007-01-08 Jan Hubicka <jh@suse.cz>
11333 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
11334 (cgraph_analyze_function): break out from ...
11335 (cgraph_finalize_compilation_unit): ... here.
11336 (cgraph_expand_function): Remove forgoten commented out line.
11337 (cgraph_optimize): Analyze functions.
11339 2007-01-08 Jan Hubicka <jh@suse.cz>
11341 * tree-pas.h (TODO_remove_function): New flag.
11342 (TODO_update*): Renumber.
11343 (pass_ipa_increase_alignment,
11344 pass_ipa_function_and_variable_visibility): New passes.
11345 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
11346 (cgraph_function_and_variable_visibility): Move to ipa.c
11347 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
11348 cgraph_increase_alignment.
11349 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
11350 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
11351 calling tree-inline.
11352 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
11353 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
11354 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
11355 (gate_increase_alignment): New function.
11356 (pass_ipa_increase_alignment): New pass.
11357 * ipa.c: Inline tree-pass.h and timevar.h
11358 (function_and_variable_visibility): Move here from cgraphunit.c
11359 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
11360 * passes.c (init_optimization_passes): Add the two new passes.
11361 (execute_todo): Handle cgraph_remove_functions.
11363 2007-01-08 Nick Clifton <nickc@redhat.com>
11365 * config/frv/predicates.md (reg_or_0_operand): Accept
11368 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
11370 * config/bfin/rtems.h, config/bfin/t-rtems: New.
11371 * config.gcc: Add bfin*-rtems*.
11373 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
11375 * c.opt: Add -flax-vector-conversions.
11376 * c-typeck.c (convert_for_assignment): Pass flag to
11377 vector_types_convertible_p to allow emission of note.
11378 (digest_init): Likewise.
11379 * c-opts.c: Handle -flax-vector-conversions.
11380 * c-common.c (flag_lax_vector_conversions): New.
11381 (vector_types_convertible_p): Unless -flax-vector conversions
11382 has been passed, disallow conversions between vectors with
11383 differing numbers of subparts and/or element types. If such
11384 a conversion is disallowed, possibly emit a note on the first
11385 occasion only to inform the user of -flax-vector-conversions.
11386 The new last argument specifies this.
11387 * c-common.h (flag_lax_vector_conversions): New.
11388 (vector_types_convertible_p): Add extra argument.
11389 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
11390 char_type_node for V*QI type vectors.
11391 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
11392 Update to satisfy new typechecking rules.
11393 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
11394 C and C++ variants.
11395 * doc/invoke.texi (C Dialect Options): Document
11396 -flax-vector-conversions.
11398 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
11400 PR tree-optimization/29877
11401 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
11402 a register variable on the RHS to not be replaceable.
11404 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
11405 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
11406 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
11407 const_simm15, const_pow2, const_npow2): Added.
11408 * config/score/misc.md (insv, extv, extzv, movmemsi,
11409 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
11410 * config/score/score.c (score_address_cost, score_select_cc_mode):
11412 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
11413 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
11414 Update score_print_operand.
11415 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
11416 Adjust register allocate order and update some macro define.
11417 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
11418 mdx_block_move_straight, mdx_block_move_loop_head,
11419 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
11420 mdx_block_move): Added.
11421 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
11422 mdp_limm): Updated and fix some bug and typo.
11423 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
11424 (movsf, movdf, doloop_end): Added.
11426 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
11428 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
11429 config/arm/thumb2.md: Fix comment typos.
11430 * doc/extend.texi: Fix a typo.
11432 2007-01-07 Eric Christopher <echristo@apple.com>
11434 * configure.ac: Check for __stack_chk_fail for darwin.
11435 * configure: Regenerate.
11437 2007-01-07 Richard Guenther <rguenther@suse.de>
11439 * tree-vrp.c (extract_range_from_assert): CSE calls to
11440 compare_values where possible.
11441 (extract_range_from_unary_expr): Likewise.
11443 2007-01-07 Anatoly Sokolov <aesok@post.ru>
11445 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
11446 * config/avr/avr.c (call_insn_operand): Delete function.
11447 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
11448 instead of register number. Use predicates.
11449 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
11450 call_insn_operand): Add.
11452 2007-01-06 Jan Hubicka <jh@suse.cz>
11454 * tree-pass.h (pass_build_cgraph_edges): Declare.
11455 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
11456 (visited_nodes): Remove.
11457 (cgraph_create_edges): Move to cgraphbuild.c; rename to
11458 build_cgrpah_edges; make visited_nodes local.
11459 (cgraph_process_new_functions): DO not call initialize_inline_failed.
11460 (record_references_in_initializer): Move to cgraphbuild.c
11461 (initialize_inline_failed, rebuild_cgraph_edges,
11462 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
11463 (verify_cgraph_node): Make visited_nodes local.
11464 (cgraph_analyze_function): Do not call cgraph_create_edges and
11465 initialize_inline_failed.
11466 (cgraph_expand_function): Do not call cgraph_lower_function;
11467 assert that function is already lowered.
11468 * Makefile.in (cgraphbuild.o): New.
11469 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
11470 at the end of lowering passes.
11472 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
11474 * ifcvt.c (cond_move_convert_if_block): New function, code
11475 factored out from...
11476 (cond_move_process_if_block): ...here. Call the new function
11477 on the THEN and ELSE blocks.
11478 (merge_if_block): Do not copy global_live_at_end, merge_blocks
11479 already takes care of this.
11481 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11484 * tree.h (TREE_OVERFLOW_P): New.
11485 * c-typeck.c (parser_build_unary_op): Warn only if result
11486 overflowed and operands did not.
11487 (parser_build_binary_op): Likewise.
11488 (convert_for_assignment): Remove redundant overflow_warning.
11489 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
11491 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11493 * c-typeck.c (store_init_value): Split over two lines to follow
11494 the GNU coding style.
11496 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
11498 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
11499 __GXX_EXPERIMENTAL_CXX0X__.
11500 * doc/cpp.texi: Same.
11502 2007-01-05 Richard Guenther <rguenther@suse.de>
11504 PR middle-end/27826
11505 * tree.c (get_narrower): Do not construct COMPONENT_REFs
11506 with mismatched types. Instead explicitly build a
11507 conversion NOP_EXPR.
11509 2007-01-05 Ian Lance Taylor <iant@google.com>
11511 * c-common.c (decl_with_nonnull_addr_p): New function.
11512 (c_common_truthvalue_conversion): Call it.
11513 * c-typeck.c (build_binary_op): Likewise.
11514 * c-common.h (decl_with_nonnull_addr_p): Declare.
11516 2007-01-05 Jakub Jelinek <jakub@redhat.com>
11519 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
11522 2007-01-05 Joel Brobecker <brobecker@adacore.com>
11524 * doc/install.texi (Final install): Document the fact that
11525 the GNAT runtime should not be stripped.
11527 2007-01-04 Jan Hubicka <jh@suse.cz>
11529 * tree-inline.c (fold_marked_statements): Update operand caches
11530 and EH after folding
11532 2007-01-04 Ian Lance Taylor <iant@google.com>
11534 * c-common.c (check_function_nonnull): Whitespace fix.
11536 2007-01-04 Jan Hubicka <jh@suse.cz>
11538 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
11539 comitted older version of patch.
11540 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
11541 function, celanup cfg and collect garbage.
11543 2007-01-04 Mike Stump <mrs@apple.com>
11545 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
11548 2007-01-04 Eric Christopher <echristo@apple.com>
11550 * libgcc2.c (__bswapsi2): Use SItype.
11551 (__bswapdi2): Use DItype.
11552 * libgcc2.h: Update for above.
11554 2007-01-04 Paul Brook <paul@codesourcery.com>
11556 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
11557 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
11558 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
11559 umulsidi3, umulsidi3adddi, smulsi3_highpart,
11560 umulsi3_highpart): Make conditional on !arm_arch6.
11561 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
11562 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
11563 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
11564 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
11565 umulsi3_highpart_v6): New insns.
11567 2007-01-04 Roger Sayle <roger@eyesopen.com>
11569 * fold-const.c (fold_convert): When casting an expression to void,
11570 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
11571 have a type. Instead of attempting to build a NOP_EXPR, return
11572 these "special" trees directly.
11574 2007-01-04 Joseph Myers <joseph@codesourcery.com>
11576 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
11577 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
11578 rs6000_cost->fp not 0 as adjustment for outer NEG.
11580 2007-01-04 Jan Hubicka <jh@suse.cz>
11582 * cgraph.c (cgraph_release_function_body): New function.
11583 (cgraph_remove_node): Use it.
11584 * cgraph.h (cgraph_release_function_body): Declare.
11585 * cgraphunit.c (cgraph_expand_function): Use it.
11586 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
11587 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
11588 is initialized and while compilation of other function is running.
11589 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
11590 statement CFG annotations from here to ...
11591 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
11593 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
11595 * cfgloop.h (enum li_flags): Make the constants powers of two.
11597 2007-01-04 Jan Hubicka <jh@suse.cz>
11599 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
11601 (fold_marked_statements): New function.
11602 (optimize_inline_calls, tree_function_versioning): Fold new statements.
11603 * tree-inline.h (copy_body_data): Add statements_to_fold.
11605 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
11607 * config.gcc: Mention libgcc/config.host.
11608 * Makefile.in: Update comments mentioning libgcc.
11609 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
11610 (all.cross, start.encap, rest.encap, rest.cross): Update
11611 dependencies for libgcc move.
11612 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
11613 (clean-target, clean-target-libgcc): Delete.
11614 (srcdirify, GCC_EXTRA_PARTS): New macros.
11615 (libgcc-support, libgcc.mvars): New rules.
11616 (distclean): Remove mention of mklibgcc.
11617 (install): Don't reference INSTALL_LIBGCC.
11618 (install-common): Don't reference EXTRA_PARTS.
11619 (install-libgcc, install-multilib): Delete rules.
11620 * mklibgcc.in: Delete file.
11621 * doc/configfiles.texi: Don't mention mklibgcc.
11623 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
11624 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
11625 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
11626 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
11627 (mklibgcc, ldblspecs): Likewise.
11629 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
11630 (posixpre.def): Use $(T).
11631 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
11632 (SHLIB_SRC, SHLIB_INSTALL): Delete.
11633 (SHLIB_LINK): Make dummy.
11634 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
11636 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
11638 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
11639 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
11640 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
11641 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
11643 * configure.ac (all_outputs): Remove mklibgcc.
11644 * configure: Regenerated.
11646 2007-01-03 Josh Conner <jconner@apple.com>
11648 PR middle-end/29683
11649 * calls.c (compute_argument_addresses): Set stack and stack_slot
11650 for partial args, too.
11651 (store_one_arg): Use locate.size.constant for the size when
11652 generating a save_area.
11654 2007-01-03 Robert Kennedy <jimbob@google.com>
11656 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
11657 whose definitions are deleted due to basic block merging.
11659 2007-01-03 Paul Brook <paul@codesourcery.com>
11662 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
11664 (use_return_insn): Return 0 for Thumb interrupt functions.
11665 (print_multi_reg): Add rfe argument for IRQ returns.
11666 (arm_output_epilogue): Pop interrupt return address directly into PC.
11667 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
11669 2007-01-03 Paul Brook <paul@codesourcery.com>
11671 Merge from sourcerygxx-4_1.
11672 * config/arm/thumb2.md: New file.
11673 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
11675 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
11676 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
11677 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
11678 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
11680 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
11681 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
11683 * config/arm/ieee754-sf.S: Ditto.
11684 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
11685 (thumb1_base_register_rtx_p): ... to this.
11686 (thumb_index_register_rtx_p): Rename...
11687 (thumb1_index_register_rtx_p): ... to this.
11688 (thumb_output_function_prologue): Rename...
11689 (thumb1_output_function_prologue): ... to this.
11690 (thumb_legitimate_address_p): Rename...
11691 (thumb1_legitimate_address_p): ... to this.
11692 (thumb_rtx_costs): Rename...
11693 (thumb1_rtx_costs): ... to this.
11694 (thumb_compute_save_reg_mask): Rename...
11695 (thumb1_compute_save_reg_mask): ... to this.
11696 (thumb_final_prescan_insn): Rename...
11697 (thumb1_final_prescan_insn): ... to this.
11698 (thumb_expand_epilogue): Rename...
11699 (thumb1_expand_epilogue): ... to this.
11700 (arm_unwind_emit_stm): Rename...
11701 (arm_unwind_emit_sequence): ... to this.
11702 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
11703 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
11704 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
11705 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
11706 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
11707 thumb2_output_casesi): New functions.
11708 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
11709 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
11710 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
11711 THUMB2_WORK_REGS): Define.
11712 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
11713 arm_condexec_mask, arm_condexec_masklen)): New variables.
11714 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
11715 (arm_override_options): Check new CPU capabilities.
11716 Set new architecture flag variables.
11717 (arm_isr_value): Handle v7m interrupt functions.
11718 (user_return_insn): Return 0 for v7m interrupt functions. Handle
11720 (const_ok_for_arm): Handle Thumb-2 constants.
11721 (arm_gen_constant): Ditto. Use movw when available.
11722 (arm_function_ok_for_sibcall): Return false for v7m interrupt
11724 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
11725 (thumb_find_work_register, arm_load_pic_register,
11726 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
11727 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
11728 print_multi_reg, output_mov_long_double_fpa_from_arm,
11729 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
11730 output_mov_double_fpa_from_arm, output_move_double,
11731 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
11732 output_return_instruction, arm_output_function_prologue,
11733 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
11734 arm_output_mi_thunk, thumb_set_return_address): Ditto.
11735 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
11736 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
11737 (arithmetic_instr, shift_op): Use arm_shift_nmem.
11738 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
11740 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
11741 (thumb_expand_prologue): Use thumb_set_frame_pointer.
11742 (arm_file_start): Output directive for unified syntax.
11743 (arm_unwind_emit_set): Handle stack alignment instruction.
11744 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
11745 Add v6t2, v7, v7a, v7r and v7m.
11746 (RETLDM): Add Thumb-2 code.
11747 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
11748 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
11749 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
11750 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
11751 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
11752 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
11753 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
11754 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
11755 ADJUST_INSN_LENGTH): Define.
11756 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
11757 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
11758 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
11759 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
11760 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
11761 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
11762 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
11763 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
11764 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
11765 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
11766 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
11767 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
11768 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
11769 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
11770 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
11771 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
11772 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
11774 * config/arm/arm-tune.md: Regenerate.
11775 * config/arm/arm-protos.h: Update prototypes.
11776 * config/arm/vfp.md: Enable patterns for Thumb-2.
11777 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
11778 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
11779 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
11780 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
11781 * config/arm/libunwind.S: Add Thumb-2 code.
11782 * config/arm/constraints.md: Update include Thumb-2.
11783 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
11784 * config/arm/ieee754-df.S: Ditto.
11785 * config/arm/bpabi.S: Ditto.
11786 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
11787 * config/arm/predicates.md (low_register_operand,
11788 low_reg_or_int_operand, thumb_16bit_operator): New.
11789 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
11790 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
11791 * config/arm/t-arm-elf: Add armv7 multilib.
11792 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
11794 (UNSPEC_STACK_ALIGN, ce_count): New.
11795 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
11796 arm_zero_extendsidi2, arm_zero_extendqidi2): New
11798 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
11799 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
11800 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
11801 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
11802 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
11803 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
11805 * doc/extend.texi: Document ARMv7-M interrupt functions.
11806 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
11808 2007-01-03 Jakub Jelinek <jakub@redhat.com>
11810 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
11811 (struct _Unwind_Context): Rename args_size to flags, remove
11812 signal_frame field, add a new args_size field and version field.
11813 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
11814 _Unwind_IsExtendedContext): New inline functions.
11815 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
11816 Assume by_value array is only present if _Unwind_IsExtendedContext.
11817 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
11818 _Unwind_IsSignalFrame.
11819 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
11820 (uw_update_context_1): Use _Unwind_SetSignalFrame.
11821 (uw_init_context_1): Initialize context->flags to
11822 EXTENDED_CONTEXT_BIT.
11823 * config/rs6000/linux-unwind.h (frob_update_context): Use
11824 _Unwind_SetSignalFrame.
11826 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11828 PR middle-end/30353
11829 * gimplify.c (gimplify_modify_expr_complex_part): Move below
11830 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
11833 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
11835 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
11836 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
11837 RET, AT_SP): Remove.
11838 * config/i386/i386.md (*sse_prologue_save_insn): Use return
11841 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
11842 * cfgbuild.c (find_basic_blocks): Likewise.
11843 * cfgrtl.c (rtl_create_basic_block): Likewise.
11844 * function.c (temp_slots_at_level): Likewise.
11845 * reg-stack.c (stack_regs_mentioned): Likewise.
11846 * regclass.c (allocate_reg_info): Likewise.
11847 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
11848 set_bb_for_stmt, move_block_to_fn): Likewise.
11849 * tree-complex.c (tree_lower_complex): Likewise.
11850 * vec.h (VEC_safe_grow_cleared): New.
11852 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
11854 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
11856 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
11857 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
11859 * cfgloopmanip.c (scale_loop_frequencies): Export.
11860 (loopify): Scale the frequencies by prescribed coefficients.
11861 (set_zero_probability): New function.
11862 (duplicate_loop_to_header_edge): Improve updating of frequencies.
11863 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
11864 and frequencies according to arguments.
11865 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
11867 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
11868 * modulo-sched.c (sms_schedule): Set probabilities for entering
11869 versioned loop correctly.
11870 * tree-vect-transform.c (vect_transform_loop): Ditto.
11871 * cfgloop.h (loopify, loop_version): Declaration changed.
11872 (scale_loop_frequencies): Declared.
11874 2007-01-02 Jan Hubicka <jh@suse.cz>
11876 * cgraph.c: Include tree-flow.h
11877 (cgraph_add_new-function): Handle IPA_SSA mode; execute
11878 early_local_passes.
11879 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
11880 * tree-pass.h (pass_all_early_optimizations): Declare.
11881 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
11882 early_local_passes.
11883 (cgraph_analyze_function): Do early_local_passes.
11884 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
11885 Do not add referenced vars.
11886 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
11888 (gate_all_early_local_passes): New gate.
11889 (pass_early_local_passes): Use new gate.
11890 (execute_early_local_optimizations): New functions.
11891 (gate_all_early_optimizations): New gate.
11892 (pass_all_early_optimizations): New pass.
11893 (execute_free_datastructures): Free SSA only when initialized.
11894 (gate_init_datastructures): Init only when optimizing.
11895 (tree_lowering_passes): Do early local passes when called late.
11896 * tree-profile.c (do_tree_profiling): Don't profile functions added
11898 (do_early_tree_profiling, pass_early_tree_profile): Kill.
11899 * tree-cfg.c (update_modified_stmts): Do not update when operands are
11901 * passes.c (init_optimizations_passes): Reorder so we go into SSA
11902 during early_local_passes.
11903 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
11906 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
11908 * Makefile.in: Update copyright year.
11910 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
11912 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
11913 in $(lang_checks) and check-consistency targets.
11915 2007-01-02 Jan Hubicka <jh@suse.cz>
11917 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
11918 Do not add referenced vars.
11919 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
11921 * passes.c (init_optimization_passes): Put mudflap_2 after
11922 free_datastructures.
11924 2007-01-02 Jan Hubicka <jh@suse.cz>
11926 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
11927 Set NOTHROW flag on call statements proved to be nothrow.
11928 Update statement of local calls so new pure/const functions are
11929 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
11931 (tree_rest_of_compilation): Register hooks and initialize bitmap
11932 early. Do not set after_inlining flag.
11934 2007-01-02 Steve Ellcey <sje@cup.hp.com>
11936 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
11937 HOST_BITS_PER_LONGLONG
11939 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11942 * c-typeck.c (store_init_value): Don't emit pedantic overflow
11943 warning for non-static initializers.
11945 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
11947 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
11948 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
11949 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
11950 Always use set_unique_reg_note to add REG_EQUAL notes.
11952 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
11955 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
11957 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
11958 * cfgbuild.c (find_basic_blocks): Likewise.
11959 * cfgrtl.c (rtl_create_basic_block): Likewise.
11960 * function.c (temp_slots_at_level): Likewise.
11961 * reg-stack.c (stack_regs_mentioned): Likewise.
11962 * regclass.c (allocate_reg_info): Likewise.
11963 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
11964 set_bb_for_stmt, move_block_to_fn): Likewise.
11965 * tree-complex.c (tree_lower_complex): Likewise.
11966 * vec.h (VEC_safe_grow_cleared): New.
11968 2007-01-02 Ian Lance Taylor <iant@google.com>
11970 * c-common.c (c_common_truthvalue_conversion): When warning about
11971 using an assignment as a truth value, set TREE_NO_WARNING.
11973 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11976 * c.opt (Wold-style-declaration): New.
11977 * doc/invoke.texi (C-only Warning Options): New.
11978 (Wold-style-declaration): Document it.
11979 (Wextra): Enabled by -Wextra.
11980 * c-opts.c (c_common_post_options): Enabled by -Wextra.
11981 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
11982 -Wold-style-declaration.
11984 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
11986 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
11987 * cfgbuild.c (find_basic_blocks): Likewise.
11988 * cfgrtl.c (rtl_create_basic_block): Likewise.
11989 * function.c (temp_slots_at_level): Likewise.
11990 * reg-stack.c (stack_regs_mentioned): Likewise.
11991 * regclass.c (allocate_reg_info): Likewise.
11992 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
11993 set_bb_for_stmt, move_block_to_fn): Likewise.
11994 * tree-complex.c (tree_lower_complex): Likewise.
11995 * vec.h (VEC_safe_grow_cleared): New.
11997 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
11999 * c-common.c (c_common_nodes_and_builtins): Since variants of
12000 void_type_node get built before it is given a name, we need to
12001 give those variants the name, too.
12002 (complete_array_type): We need to work with the canonical main
12003 type of the array, from which we will build the qualified version.
12004 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
12005 * print-tree.c (print_node): Display canonical type information
12007 * stor-layout.c (layout_type): When we don't know the
12008 alignment of a type for which we're building an array, we end up
12009 guessing wrong, so make the type require structural equality.
12010 * tree.c (make_node_stat): When we build a new type, it is its
12011 own canonical type.
12012 (build_type_attribute_qual_variant): When building an attribute
12013 variant, its canonical type is the non-attribute variant. However,
12014 if the attributes are target-dependent and they differ, we need to
12015 use structural equality checks for this type.
12016 (build_qualified_type): A qualified type is not equivalent to its
12017 unqualified variant; set the canonical type appropriately.
12018 (build_distinct_type_copy): When building a distinct type from
12019 another type, the new type is its own canonical type.
12020 (build_variant_type_copy): When building a new type variant, we
12021 assume that it is equivalent to the original type.
12022 (build_pointer_type_for_mode): When building a pointer type, also
12023 build a canonical type pointer.
12024 (build_reference_type_for_mode): When building a reference type,
12025 also build a canonical type reference.
12026 (build_index_type): When we can't hash an index type (e.g.,
12027 because its maximum value is negative), the index type requires
12028 structural equality tests.
12029 (build_array_type): Build the canonical form of an array type.
12030 (build_function_type): Function types require structural equality,
12031 because they contain default arguments, attributes, etc.
12032 (build_method_type_directly): Ditto for method types.
12033 (build_offset_type): Build the canonical offset type.
12034 (build_complex_type): Build the canonical vector type.
12035 (make_vector_type): Build the canonical vector type.
12036 * tree.h (TYPE_CANONICAL): New.
12037 (TYPE_STRUCTURAL_EQUALITY_P): New.
12038 (SET_TYPE_STRUCTURAL_EQUALITY): New.
12039 (struct tree_type): Added "canonical" field.
12040 * params.h (VERIFY_CANONICAL_TYPES): New.
12041 * doc/c-tree.texi (TYPE_CANONICAL): Document.
12042 (TYPE_STRUCTURAL_EQUALITY_P): Document.
12043 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
12044 * doc/invoke.texi (verify-canonical-types): Document --param
12045 parameter for verifying canonical types.
12047 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12049 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
12050 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
12051 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
12052 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
12054 * config/rs6000/e500.h: New.
12055 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
12056 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
12058 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
12059 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
12060 TARGET_E500_DOUBLE): Remove.
12061 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
12062 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
12063 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
12064 * config/rs6000/rs6000.c (rs6000_override_options): Use
12065 CHECK_E500_OPTIONS.
12067 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12069 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
12070 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
12071 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
12072 rs6000_emit_cmove): Don't check TARGET_E500.
12073 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
12074 sordered): Don't check TARGET_E500.
12076 2007-01-01 Eric Christopher <echristo@apple.com>
12078 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
12079 HARD_REGISTER_NUM_P.
12081 2007-01-01 Roger Sayle <roger@eyesopen.com>
12083 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
12084 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
12085 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
12088 2007-01-01 Mike Stump <mrs@apple.com>
12090 * configure.ac: Remove support for building with Apple's gcc-3.1.
12092 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12094 PR middle-end/30311
12095 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
12096 REG is a hard register. Do not modify REG before calling
12098 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
12099 multiple of the size of YMODE for certain lowpart cases.
12101 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12103 PR middle-end/30253
12104 * gimplify (voidify_wrapper_expr): Update for
12105 GIMPLE_MODIFY_STMT.
12107 2007-01-01 Andreas Schwab <schwab@suse.de>
12110 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
12111 save of BR0 in extra_spill_size instead of spill_size.
12112 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
12114 (ia64_expand_epilogue): Restore BR0 from its new location.
12116 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12118 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
12119 Use a temporary variable if the left hand side is not a gimple
12122 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12124 * gimplify.c (gimplify_return_expr): Make the temporary variable
12125 for the return expression, a gimple register variable.
12127 2007-01-01 Jan Hubicka <jh@suse.cz>
12129 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
12132 2007-01-01 Mike Stump <mrs@apple.com>
12134 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
12136 * config/darwin.c (machopic_select_rtx_section): Use
12137 HAVE_GAS_LITERAL16.
12138 (darwin_mergeable_constant_section): Likewise.
12139 * configure: Regenerate.
12140 * config.in: Regenerate.
12142 2007-01-01 Jan Hubicka <jh@suse.cz>
12143 Andrew Pinski <pinskia@gmail.com>
12145 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
12146 before starting IPA passes.