1 2005-08-09 Steven Bosscher <stevenb@suse.de>
3 PR tree-optimization/23234
4 * tree-ssa-math-opts.c (place_reciprocal): New enum.
5 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
6 argument of the new enum.
7 (execute_cse_reciprocals): Add reciprocals for function arguments
8 on the unique successor edge of the entry block. Update other calls
9 to execute_cse_reciprocals_1.
11 2005-08-08 Richard Henderson <rth@redhat.com>
14 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
16 2005-08-08 Bob Wilson <bob.wilson@acm.org>
18 * expr.c (write_complex_part): Return after handling MEM.
20 2005-08-08 Josh Conner <jconner@apple.com>
22 PR rtl-optimization/23241
23 * combine.c (simplify_comparison): Fix error in determining
24 whether to lift a subreg from comparison.
26 2005-08-08 David Edelsohn <edelsohn@gnu.org>
29 * config/rs6000/altivec.md (vec_init<mode>): New.
31 (vec_extract<mode>): New.
32 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
33 (rs6000_expand_vector_set): New.
34 (rs6000_expand_vector_extract): New.
35 (rs6000_legitimate_offset_address_p): Offset addresses are valid
36 for Altivec modes before reload.
37 (altivec_expand_vec_init_builtin): New.
38 (get_element_number): New.
39 (altivec_expand_vec_set_builtin): New.
40 (altivec_expand_vec_ext_builtin): New.
41 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
43 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
45 * config/rs6000/rs6000.h (rs6000_builtins): Add
46 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
47 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
48 * config/rs6000/rs6000-protos.h: Declare new functions.
50 2005-08-08 Jan Hubicka <jh@suse.cz>
52 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
53 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
54 * i386.md (movdi*): Use pic_32bit_operand.
55 * predicates.md (pic_32bit_operand): New.
57 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
60 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
62 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
64 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
65 (test_for_singularity): Use fold_build2.
67 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
69 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
71 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
73 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
74 (COMMON_ASM_OP) Define.
75 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
76 (ix86_encode_section_info): Likewise.
77 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
78 SUBTARGET_ENCODE_SECTION_INFO.
80 2005-08-06 Richard Henderson <rth@redhat.com>
83 * tree-nested.c (convert_local_reference): Save and restore val_only
84 around component_ref and friends. Clear walk_subtrees by default.
86 2005-08-06 Peter O'Gorman <peter@pogma.com>
89 * gcc.c (process_command): Check the argument to -b has a dash.
90 * doc/invoke.texi: Update -b and -V docs.
92 2005-08-06 James E Wilson <wilson@specifix.com>
94 * config/mips/cross64.h, config/mips/t-cross64: Delete.
96 2005-08-06 Michael Matz <matz@suse.de>
98 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
99 member only if only one insn is associated with the value.
101 2005-08-06 Nick Clifton <nickc@redhat.com>
103 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
105 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
106 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
107 Check symbol flags instead of symbol name mangling.
108 (xstormy16_asm_output_aligned_common): Likewise. Also
109 simplify code since the bss100_section cass is the only case
110 where the below100 code will be triggered.
111 (xstormy16_encode_section_info): Encode below100 attribute
112 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
114 (xstormy16_strip_name_encoding): Delete - this function is no
116 (TARGET_STRIP_NAME_ENCODING): Undefine.
117 * config/stormy16/stormy16-protos.h: Delete prototype for
118 xstormy16_strip_name_encoding.
120 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
122 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
123 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
124 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
125 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
126 config/alpha/predicates.md, config/arc/arc.h,
127 config/arm/arm.h, config/arm/ieee754-df.S,
128 config/arm/ieee754-sf.S, config/bfin/bfin.c,
129 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
130 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
131 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
132 config/m68hc11/m68hc11.h, config/mips/mips.c,
133 config/mips/mips.h, config/mips/openbsd.h,
134 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
135 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
136 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
137 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
138 config/sparc/linux.h, config/sparc/linux64.h,
139 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
140 doc/extend.texi, doc/gcov.texi, doc/install.texi,
141 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
142 typos. Follow spelling conventions.
144 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
147 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
148 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
149 specially. Check for side effects only for COND_EXPR.
150 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
151 return with TREE_NO_WARNING.
153 2005-08-06 Richard Sandiford <richard@codesourcery.com>
155 PR rtl-optimization/23233
156 * loop.c (combine_movables): Require the modes to be the same.
157 (move_movables): Remove handling of cases where the replacement
158 had a different mode to the original.
160 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
162 PR tree-optimization/23128
163 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
164 subtraction wrap, and set TREE_OVERFLOW if they do.
166 2005-08-05 Richard Henderson <rth@redhat.com>
169 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
172 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
175 * reload.c (find_reloads_subreg_address): Pass down TYPE
176 unchanged. Change all callers except find_reloads_toplev.
178 2005-08-05 Michael Matz <matz@suse.de>
180 * genattrtab.c (current_alternative_string): Remove.
181 (SIMPLIFY_ALTERNATIVE): Ditto.
182 (attr_alt_bit_p): Ditto.
183 (alternative_name): Make const char *.
184 (evaluate_eq_attr): Remove use of above things.
185 (simplify_test_exp): Ditto.
186 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
187 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
189 2005-08-04 James E Wilson <wilson@specifix.com>
191 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
192 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
193 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
194 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
195 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
197 2005-08-04 Richard Henderson <rth@redhat.com>
200 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
201 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
202 * tree-sra.c (decide_block_copy): Use it. Disable element copy
203 if we'd have to instantiate too many members.
205 2005-08-04 Richard Henderson <rth@redhat.com>
208 * tree-outof-ssa.c (coalesce_asm_operands): New.
209 (coalesce_ssa_name): Use it. Split out ...
210 (coalesce_phi_operands, coalesce_result_decls): ... these.
212 2005-08-04 Paul Brook <paul@codesourcery.com>
214 * read-rtl.c (read_quoted_string): Break if EOF.
216 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
218 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
219 (fold_build2): Likewise.
220 (fold_build3): Likewise.
221 (fold_build1_stat): New function prototype.
222 (fold_build2_stat): Likewise.
223 (fold_build3_stat): Likewise.
224 * fold-const.c (fold_build1): Rename to ..
225 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
226 through to build1_stat.
227 (fold_build2): Rename to ..
228 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
229 through to build2_stat.
230 (fold_build3): Rename to ..
231 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
232 through to build3_stat.
234 2005-08-04 David Edelsohn <edelsohn@gnu.org>
235 Ian Lance Taylor <ian@airs.com>
237 * function.c (assign_stack_local_1): Do not correct stack slot
238 address if allocation size is smaller than mode size.
240 2005-08-04 Diego Novillo <dnovillo@redhat.com>
243 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
244 (tree_merge_blocks): Propagate anything allowed by
246 Clarify documentation.
247 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
248 SSA form, schedule an update if necessary.
250 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
252 * doc/install.texi (Binaries): Remove broken link to
253 Sinix/Reliant Unix binaries.
255 2005-08-03 Richard Henderson <rth@redhat.com>
258 * function.c (stack_protect_epilogue): Export.
259 * tree.h (stack_protect_epilogue): Declare.
260 * calls.c (expand_call): Call it.
262 2005-08-03 Eric Christopher <echristo@apple.com>
264 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
265 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
268 2005-08-04 Jan Hubicka <jh@suse.cz>
270 * profile.c (branch_prob): Split edges with goto locus on them
271 to get proper line counts.
272 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
274 2005-08-03 Paul Brook <paul@codesourcery.com>
276 * function.c (assign_parms): Round current_function_args_size
277 to PARM_BOUNDARY, not STACK_BOUNDARY.
279 2005-08-03 Geoffrey Keating <geoffk@apple.com>
281 * config/i386/i386.c (x86_elf_aligned_common)
282 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
284 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
286 PR tree-optimization/23157
287 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
288 before emitting them.
290 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
292 PR tree-optimization/19899
293 * Makefile.in (tree-scalar-evolution.o): Add real.h.
294 * tree-scalar-evolution.c: Include real.h.
295 (add_to_evolution): Build constant -1 of correct type.
297 2005-08-03 Jan Hubicka <jh@suse.cz>
299 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
300 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
301 profile updating for complette unrolling.
302 * loop-unroll.c (peel_loop_completely): Use it.
303 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
304 (tree_unroll_loops_completely): Disable code growing unrolling of cold
307 2005-08-03 Paul Brook <paul@codesourcery.com>
309 * combine.c (can_change_dest_mode): New function.
310 (try_combine, simplify_set): Use it.
312 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
314 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
317 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
319 * doc/install.texi (Specific): Adjust link to openavr.org.
320 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
321 (Binaries): Adjust HP-UX Porting Center link.
322 (Binaries): Adjust Free Software Foundation ordering link.
324 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
326 * convert.c (convert_to_integer): Use fold_build1 instead of
327 build1 when converting an integer to an integer.
329 2005-08-02 Richard Henderson <rth@redhat.com>
331 * combine.c (combine_instructions): Don't use reg_equal/equiv
332 results if the mode doesn't match.
334 2005-08-02 Mark Mitchell <mark@codesourcery.com>
336 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
337 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
339 2005-08-02 Richard Henderson <rth@redhat.com>
342 * explow.c (memory_address): Remove special-case for
343 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
345 2005-08-02 Diego Novillo <dnovillo@redhat.com>
348 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
349 number of calls to cleanup_tree_cfg_1.
351 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
353 * doc/invoke.texi: document file extensions .F90 and .F95
355 2005-08-02 Richard Guenther <rguenther@suse.de>
357 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
358 positive if its first argument is positive.
360 2005-08-02 Richard Guenther <rguenther@suse.de>
362 PR tree-optimization/23177
363 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
366 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
368 PR tree-optimization/23129
369 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
370 varying for divisions with anti-ranges.
372 2005-08-02 Jan Hubicka <jh@suse.cz>
374 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
375 * tree-ssa-threadupdate.c (thread_block): Add it here.
377 2005-08-01 James E Wilson <wilson@specifix.com>
379 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
380 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
381 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
383 * config/mips/predicates.md (const_call_insn_operand): Add check for
384 SYMBOL_REF_LONG_CALL_P.
385 * doc/extend.texi (long_call): Document the new attribute.
387 2005-08-01 Ian Lance Taylor <ian@airs.com>
388 Richard Henderson <rth@redhat.com>
390 * Makefile.in (RTL_BASE_H): Add real.h.
391 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
393 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
395 * rtl.c (rtl_check_failed_code_mode): New.
396 * rtl.h (struct rtx_def): Add u.rv.
397 (XCMWINT, XCNMPRV): New.
398 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
399 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
401 2005-08-01 Richard Henderson <rth@redhat.com>
403 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
406 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
408 2005-08-01 Jan Hubicka <jh@suse.cz>
410 * i386-protos.h (asm_preferred_eh_data_format): Declare.
411 * i386.c: Include dwarf2.h
412 (asm_preferred_eh_data_format): New.
413 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
415 2005-08-01 Ian Lance Taylor <ian@airs.com>
417 * config/host-linux.c (linux_gt_pch_get_address): Add new name
418 randomize_va_space for virtual address randomization control.
420 2005-08-01 Steven Bosscher <stevenb@suse.de>
422 * common.opt (flag_ipa_cp): Put in right place to maintain
425 2005-08-01 Jan Hubicka <jh@suse.cz>
427 * profile.c (compute_value_histograms): Fix thinko.
428 * value-prof.c: Include toplev.h
429 (check_counter): New function.
430 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
431 tree_mod_subtract_transform): Add sanity check.
433 2005-08-01 Richard Guenther <rguenther@suse.de>
435 PR tree-optimization/23133
436 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
437 current functions parameter decls to find defs to cse
440 2005-08-01 Richard Guenther <rguenther@suse.de>
442 PR tree-optimization/23109
443 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
444 If trapping math is in effect, use post-dominator information
445 to check if we'd in any case reach a trapping point before
446 doing the reciprocal insertion.
447 (execute_cse_reciprocals): Compute post-dominators, if necessary.
448 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
449 expressions are invariant only if trapping math is not in effect.
451 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
453 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
454 cgraph_function_versioning): New declarations.
455 * cgraphunit.c: Add include to ipa-prop.h.
456 (update_call_expr, cgraph_copy_node_for_versioning,
457 cgraph_function_versioning): New functions.
458 * integrate.c (copy_decl_for_inlining): Remove.
459 * ipa-prop.h (ipa_replace_map): New struct.
460 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
461 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
462 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
463 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
464 ipcp_iterate_stage, ipcp_method_scale_print,
465 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
466 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
467 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
468 ipcp_update_bb_counts, ipcp_update_profiling,
469 ipcp_update_edges_counts): New functions.
470 (ipcp_method_cval_init): Remove restriction regarding local methods.
471 (ipcp_init_stage): Add ipcp_method_compute_scale.
472 (ipcp_insert_stage): Add versioning.
473 (ipcp_structures_print): Add ipcp_method_scale_print.
474 (ipcp_driver): Dump profiling info.
475 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
476 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
477 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
478 (struct inline_data): Add versioning_p, ipa_info, new fields.
479 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
480 declare_return_variable): Replace calls to copy_decl_for_inlining with
482 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
484 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
485 Add argument VERSIONING.
486 (copy_arguments_for_versioning, copy_static_chain,
487 function_versionable_p, tree_versionable_function_p,
488 tree_function_versioning, replace_ref_tree): New functions.
489 * tree-inline.h: Include varray.h.
490 (tree_versionable_function_p, tree_function_versioning,
491 tree copy_decl_for_dup): New declarations.
493 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
495 * ipa-cp.c: New file. Contains IPCP specific functionality.
496 * ipa-prop.h: New file. Contains structures/definitions that can be
497 used by several interprocedural data flow optimizations (and also IPCP).
498 * ipa-prop.c: New file.
499 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
500 * common.opt: Add ipa-cp flag.
501 * timevar.def: Add IPCP optimization.
502 * tree-optimize.c (init_tree_optimization_passes): Schedule
504 * tree-pass.h (pass_ipa_cp): Declare.
506 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
508 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
509 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
510 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
511 config/i386/i386.c, config/mips/mips.h,
512 config/rs6000/rs6000.h, config/sh/sh.c,
513 config/stormy16/stormy16.c: Fix comment typos.
515 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
518 * c-typeck.c (build_binary_op): Use common_type wrapper on
520 (common_type): Update comment.
522 2005-07-31 Steven Bosscher <stevenb@suse.de>
525 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
526 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
527 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
529 2005-07-31 Jan Hubicka <jh@suse.cz>
531 * pretty-print.h (pp_widest_integer): New macro.
532 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
535 2005-07-31 Jan Hubicka <jh@suse.cz>
537 * output.h (enum section_category): Export from varasm.c
538 (categorize_decl_for_section): Likewise.
539 * varasm.c (enum section_category): Kill.
540 (categorize_decl_for_section): Make global.
541 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
543 * i386.c (ix86_section_threshold): New static variable.
544 (ix86_in_large_data_p, ix86_encode_section_info,
545 x86_64_elf_unique_section,
546 x86_64_elf_select_section): New functions.
547 (TARGET_ENCODE_SECTION_INFO): Define
548 (override_options): Enable medium model for PIC.
549 (ix86_expand_prologue): Expand gen_set_got_rex64.
550 (legitimate_constant_p): Handle new UNSPECs.
551 (legitimate_pic_address_disp_p): Likewise.
552 (legitimize_pic_address): Lower MEDIUM model addressing.
553 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
554 (enum cmodel): Add MEDIUM_PIC.
555 (SYMBOL_REF_FAR_ADDR_P): New macro.
556 (SYMBOL_FLAG_FAR_ADDR): New flag.
557 * i386.md (movdi): Support medium model.
558 (set_got_rex64): New pattern.
559 * i386.opt (mlarge-data-threshold): New flag.
560 * predicates.md (zext_operand/sext_operand): Deal with medium model.
561 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
562 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
563 TARGET_ASM_UNIQUE_SECTION): New.
565 * invoke.texi (-mlarge_data_threshold): Document
567 2005-07-31 Jan Hubicka <jh@suse.cz>
569 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
570 (coalesce_vars): Likewise.
571 * tree-ssa-live.c (coalesce_cost): New.
572 (build_tree_conflict_graph): Use coalesce_cost.
573 * tree-ssa-live.h (coalesce_cost): Declare.
575 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
577 * arm.md (all peepholes for post-increment operations): Delete.
578 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
579 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
580 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
581 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
582 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
584 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
586 * fold-const.c (tree_expr_nonnegative_p): Always return true for
589 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
592 * doc/invoke.texi: Document -rdynamic.
594 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
597 * c-parser.c (c_parser_parms_list_declarator): Call
598 mark_forward_parm_decls.
599 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
600 decls with visibility structure.
602 2005-07-30 Paul Brook <paul@codesourcery.com>
604 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
606 2005-07-30 Paul Brook <paul@codesourcery.com>
608 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
610 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
612 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
614 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
617 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
618 nested function declarators.
619 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
620 (grokparms): Call warn_if_shadowing for parameters used within the
622 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
623 not used within the parameter list.
624 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
626 2005-07-30 Jan Hubicka <jh@suse.cz>
628 * expr.c (expand_expr_real_1): Do not load mem targets into register.
629 * i386.c (ix86_fixup_binary_operands): Likewise.
630 (ix86_expand_unary_operator): Likewise.
631 (ix86_expand_fp_absneg_operator): Likewise.
632 * optabs.c (expand_vec_cond_expr): Validate dest.
634 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
637 * real.c (real_from_string): Also set last bit if there is a
638 nonzero hex digit beyond GCC's internal precision after ".".
640 2005-07-29 David Edelsohn <edelsohn@gnu.org>
642 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
643 define_constants. Change duplicate values to unassigned numbers.
644 Change UNSPEC_SUBS to UNSPEC_VSUBS.
645 (*altivec_vspltsf): New.
646 (altivec_vperm_v4sf): Delete.
647 (altivec_vperm_<mode>): Use mode macro V.
648 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
649 (altivec_predicate_v4sf): Delete.
650 (altivec_predicate_<mode>): Use mode macro V.
651 (*altivec_lvesfx): New.
652 (*altivec_stvesfx): New.
653 (vec_realign_load_v4sf): Delete.
654 (vec_realign_load_<mode>): Use mode macro V.
655 * config/rs6000/rs6000.c (generate_set_vrsave): Use
658 2005-07-29 Mark Mitchell <mark@codesourcery.com>
661 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
663 * configure: Regenerated.
665 2005-07-29 Paul Brook <paul@codesourcery.com>
667 * doc/install.texi: Add link to GFortran binaries wiki page.
669 2005-07-29 David Ung <davidu@mips.com>
671 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
672 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
673 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
674 * config/mips/mips.md (cpu): Add 5kf name.
675 (includes): Includes 5k.md.
676 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
677 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
680 2005-07-29 Diego Novillo <dnovillo@redhat.com>
683 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
684 (cleanup_tree_cfg): ... here.
685 Call cleanup_tree_cfg_1 until there are no more cleanups to
688 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
690 * tree-vrp.c (compare_range_with_value): Return true or false
691 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
692 EQ_EXPR respectively.
694 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
696 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
699 2005-07-29 Diego Novillo <dnovillo@redhat.com>
701 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
702 (tree_ssa_dominator_optimize): Increment it.
703 (dump_dominator_optimization_stats): Print it.
705 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
706 Steven Bosscher <stevenb@suse.de>
708 PR rtl-optimization/23117
709 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
710 when head == tail. Tidy comment.
712 2005-07-28 Richard Henderson <rth@redhat.com>
714 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
715 * cselib.c (rtx_equal_for_cselib_p): Likewise.
716 * jump.c (rtx_renumbered_equal_p): Likewise.
717 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
718 CONST_INT and CONST_DOUBLE.
719 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
720 * reload.c (operands_match_p): Special case CONST_INT and
721 CONST_DOUBLE; check mode earlier.
723 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
726 * c-typeck.c (convert_for_assignment): Do not check
727 DECL_IN_SYSTEM_HEADER on NULL fundecl.
729 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
732 * c-typeck.c (composite_type): Prefer constant size arrays to
735 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
738 * real.c (real_from_string): Set last bit if there is a nonzero
739 hex digit beyond GCC's internal precision.
741 2005-07-28 Richard Henderson <rth@redhat.com>
744 * cfgcleanup.c (try_forward_edges): Watch out for end of
747 2005-07-28 James E Wilson <wilson@specifixinc.com>
750 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
752 2005-07-28 Jan Hubicka <jh@suse.cz>
754 * Makefile.in (rtl-profile.o): Kill all traces of it.
755 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
756 * coverage.h (rtl_coverage_counter_ref): Kill.
757 * opts.c (flag_speculative_prefetching_set): Kill.
758 (flag_loop_optimize_set): New.
759 (common_handle_option): Disable loop optimizer when profiling;
760 do not handle speculative prefetching.
761 * passes.c (init_optimization_passes): Replace pass_profiling combo
763 * profile.c (compute_value_histograms): Update for simplified value
765 (rtl_register_profile_hooks): Kill.
766 (pass_profiling): Kill.
767 (rest_of_handle_branch_prob): Do not profile.
768 * toplev.c (process_options): Remove speculative prefetching.
769 * toplev.h (flag_tree_based_profiling): Kill.
770 * tree-profile.c (prepare_instrumented_value,
771 tree_gen_interval_profiler, tree_gen_pow2_profiler,
772 tree_gen_one_value_profiler, do_tree_profiling): Update for
773 simplified datastructures.
774 * value-prof.c: Add comment that speculative prefetching was dropped;
775 update rest of file for simplified datastructures.
776 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
777 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
778 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
779 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
780 rtl_mod_subtract, gen_speculative_prefetch,
781 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
782 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
783 (gate_handle_value_profile_transformations,
784 rest_of_handle_value_profile_transformations,
785 pass_value_profile_transformations): Kill.
786 * value-prof.h (histogram_value_t): Remove IL based unions.
787 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
788 rtl_profile_hooks): Remove hooks.
790 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
792 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
793 (cgraph_clone_node): Likewise.
794 * cgraph.h (cgraph_clone_edge): Update prototype.
795 (cgraph_clone_node): Likewise.
796 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
798 (lookup_recursive_calls): Consider profile.
799 (cgraph_decide_recursive_inlining): Fix updating; use new
800 probability argument; use profile.
801 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
802 * tree-inline.c (copy_bb): Update clal of clone_edge.
803 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
805 * invoke.texi (min-inline-recursive-probability): Document.
807 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
809 * doc/install.texi (Configuration): Update Valgrind homepage.
811 2005-07-28 Richard Henderson <rth@redhat.com>
814 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
815 labels we want to delete.
816 (cfg_layout_merge_blocks): Likewise.
818 2005-07-28 Richard Henderson <rth@redhat.com>
821 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
822 when expanding to nothing.
824 2005-07-28 Josh Conner <jconner@apple.com>
826 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
827 (cgraph_decide_inlining_of_small_functions): Likewise.
829 2005-07-28 Josh Conner <jconner@apple.com>
831 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
832 direction of badness if negative.
833 (cgraph_default_inline_p): Add reason to parameters, and assign it
835 (cgraph_decide_inlining_of_small_functions): New parameter in call
836 to cgraph_default_inline_p.
837 (cgraph_decide_inlining_incrementally): Likewise.
838 * cgraphunit.c (decide_is_function_needed): Likewise.
839 * cgraph.h (cgraph_default_inline_p): Likewise.
841 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
843 * builtins.c: Fix comment typo(s).
844 * genautomata.c: Likewise.
845 * gimplify.c: Likewise.
846 * tree-dfa.c: Likewise.
847 * tree-flow-inline.h: Likewise.
848 * tree-into-ssa.c: Likewise.
849 * tree-ssa-alias.c: Likewise.
850 * tree-ssa-ccp.c: Likewise.
851 * tree-ssa-copy.c: Likewise.
852 * tree-ssa-dce.c: Likewise.
853 * tree-ssa-dom.c: Likewise.
854 * tree-ssa-operands.c: Likewise.
855 * tree-tailcall.c: Likewise.
856 * tree-vectorizer.c: Likewise.
857 * tree-vrp.c: Likewise.
860 2005-07-28 Jeff Law <law@redhat.com>
862 * tree-vrp.c (test_for_singularity): Extracted from ...
863 (simplify_cond_using_ranges): Attempt to simplify a relational
864 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
866 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
868 PR tree-optimization/22506
869 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
870 phis whose argument is constant.
872 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
874 PR rtl-optimization/18992
876 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
877 PR optimization/12142
878 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
879 uses of the register in the SET_SRC. Remove unnecessary argument.
881 Replace it with this:
882 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
883 if flag_non_call_exceptions is set and the insn may trap, pass
884 pc_rtx as dest for recursion.
885 In SET_SRC part of SET case, if dest is already set, pass it down
888 2005-07-28 Jan Hubicka <jh@suse.cz>
890 * cfg.c (update_bb_profile_for_threading): Use RDIV.
891 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
892 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
894 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
895 profile when available.
897 2005-07-28 Jan Beulich <jbeulich@novell.com>
899 * config/ia64/ia64.c (ia64_load_pair_ok): New.
900 (ia64_print_operand): Describe and handle 'X'.
901 (ia64_register_move_cost): Also handle FP_REGS.
902 (ia64_preferred_reload_class): Likewise.
903 (ia64_secondary_reload_class): Likewise.
904 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
905 it. Also check for ITANIUM_CLASS_FLDP.
906 * config/ia64/ia64.h (FP_REGNO_P): New.
907 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
908 (reg_class): Add FP_REGS.
909 (REG_CLASS_NAMES): Adjust for it.
910 (REG_CLASS_CONTENTS): Likewise.
911 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
912 (REG_CLASS_FROM_LETTER): Handle 'x'.
913 (CLASS_MAX_NREGS): Handle FP_REGS.
914 (MEMORY_MOVE_COST): Likewise.
915 * config/ia64/ia64.md (itanium_class): Add fldp.
917 (movti_internal): More allowable operand combinations. Use ldfp8 when
918 splitting unnecessary. Remove predicable attribute. Adjust
919 itanium_class attribute.
920 (smuldi3_highpart): Remove outdated comment.
921 (mulditi3, umulditi3, rotlti3): New expanders.
922 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
923 (absti2): Disabled new insn for future reference.
924 Respective new splitters.
925 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
926 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
927 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
929 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
931 PR rtl-optimization/23047
932 * simplify-rtx.c (simplify_const_relational_operation): Respect
933 flag_wrapv for comparisons with ABS.
935 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
937 PR tree-optimization/22493
938 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
939 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
941 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
943 * config/frv/frv.opt (moptimize-membar): New.
945 * doc/invoke.texi: Document -moptimize-membar and its inverse.
947 * config/frv/frv.h: Remove machine_function definition.
949 * config/frv/frv.c (struct frv_io): New.
950 (struct machine_function): Moved from frv.h. Add has_membar_p.
951 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
952 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
953 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
954 (frv_optimize_membar_global, frv_optimize_membar): New functions.
955 (frv_reorg): Call frv_optimize_membar when appropriate.
956 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
957 (frv_expand_builtin): Adjust calls accordingly.
958 (frv_io_address_cookie): New function.
959 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
960 load or store rather than a special insn. Add ccnstant address and
961 io-type operands to the membar.
962 (frv_ifcvt_modify_tests): Unsign regno.
963 (frv_ifcvt_modify_tests): Same.
965 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
966 UNSPEC_OPTIONAL_MEMBAR constant.
967 (builtin_read_<mode>): Delete.
968 (builtin_write_<mode>): Delete.
969 ("optional_membar_<mode>"): Add operand.
971 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
972 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
973 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
974 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
975 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
976 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
977 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
978 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
979 * testsuite/gcc.target/frv/all-read-write-1.c: New.
981 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
983 * df.c (df_uses_record): Handle SCRATCH.
985 2005-07-28 Steven Bosscher <stevenb@suse.de>
988 * passes.c (rest_of_decl_compilation): If decl is a type and
989 we have encountered errors, don't emit debug information.
991 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
993 * params.def: Fixed comment.
995 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
998 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
999 (TARGET_ASM_UNALIGNED_HI_OP): Add.
1000 (TARGET_ASM_UNALIGNED_SI_OP): Add.
1002 2005-07-27 Steven Bosscher <stevenb@suse.de>
1005 * varasm.c (assemble_start_function): Don't do anything that may
1006 require a CFG if the current function is a thunk.
1008 2005-07-25 Geoffrey Keating <geoffk@apple.com>
1010 * doc/install.texi (Prerequisites): Mention that perl is needed
1011 to do export control in libstdc++ targetting Darwin.
1013 2005-07-27 Steven Bosscher <stevenb@suse.de>
1015 PR rtl-optimization/17808
1016 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
1017 (sched_insns_conditions_mutex_p): Split out from...
1018 (add_dependence): ...here. But don't call it from here.
1019 (add_dependence_list): Check sched_insns_conditions_mutex_p
1020 before calling add_dependence.
1021 (add_dependence_list_and_free): Likewise.
1022 (fixup_sched_groups): Likewise.
1023 (sched_analyze_1): Likewise.
1024 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
1025 (sched_analyze): Likewise.
1026 (sched_analyze_insn): Likewise.
1027 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
1028 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
1029 dependencies on all COND_EXEC insns to jumps ending basic blocks
1030 when doing intrablock scheduling.
1031 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
1033 2005-07-27 Jeff Law <law@redhat.com>
1035 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
1036 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
1037 equivalency sets, correctly handle the case were vr0 has an
1038 equivalency set, but vr1 does not.
1040 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
1042 PR tree-optimization/23073
1043 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
1044 vect_print_dump_info before fprintf.
1046 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1048 PR tree-optimize/22348
1049 * tree-ssa-loop-niter.c (number_of_iterations_cond):
1050 Fold the partial computation.
1052 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1054 PR tree-optimization/22325
1055 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
1057 * tree-scalar-evolution.c (scev_const_prop): Add generic final
1059 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
1060 (force_var_cost): ... this function.
1061 (compute_phi_arg_on_exit): Export.
1063 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1065 PR tree-optimization/20773
1066 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
1069 2005-07-27 Richard Guenther <rguenther@suse.de>
1071 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
1072 Avoid pushing again if current struct contains only
1073 fields we decomposed.
1075 2005-07-27 Jan Hubicka <jh@suse.cz>
1077 PR tree-optimization/22574
1078 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
1081 * tree-tailcall.c (decrease_profile): New function.
1082 (eliminate_tail_call): Use it.
1084 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
1085 visibility flags correctly in whole program mode.
1087 2005-07-26 Steve Ellcey <sje@cup.hp.com>
1089 PR rtl-optimization/22472
1090 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
1092 2005-07-26 Steven Bosscher <stevenb@suse.de>
1094 PR tree-optimization/22504
1095 * tree-complex.c (expand_complex_addition): Use 'code' instead
1096 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
1098 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
1100 * config.gcc (cpu_type): Add frv case.
1101 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
1102 (supported_defaults): Add fr550 case.
1104 2005-07-26 Diego Novillo <dnovillo@redhat.com>
1107 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
1108 whether a pointer of type T * may point to objects of type T *.
1110 2005-07-26 DJ Delorie <dj@redhat.com>
1112 * configure: Regenerate.
1114 2005-07-26 Dale Johannesen <dalej@apple.com>
1116 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
1118 2005-07-26 Mark Mitchell <mark@codesourcery.com>
1120 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
1121 Clarify use of "build" in name.
1123 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
1125 * doc/extend.texi (Raw read/write Functions): New section.
1126 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
1127 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
1128 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
1129 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
1130 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
1131 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
1132 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
1133 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
1134 * config/frv/frv.c: Add bdesc_loads global.
1135 Add bdesc_stores global.
1136 (frv_init_builtins): Add support for __builtin_{read/write}*.
1137 (frv_volatile_memref): New.
1138 (frv_expand_load_builtin): New.
1139 (frv_expand_store_builtin): New.
1140 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
1141 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
1142 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
1143 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
1144 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
1145 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
1146 (builtin_read_<mode>): New.
1147 (builtin_write_<mode>): New.
1148 (builtin_write64): New.
1149 (optional_membar_<mode>): New.
1151 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
1153 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
1154 (rather than units) against HOST_BITS_PER_WIDE_INT.
1156 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
1158 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
1159 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
1160 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
1161 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
1164 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
1165 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
1166 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
1168 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
1170 2005-07-26 Richard Guenther <rguenther@suse.de>
1172 PR tree-optimization/22486
1173 * fold-const.c (fold_unary): Fold away useless component
1174 references of the form (T *)&T.x, if the address
1177 2005-07-25 James E Wilson <wilson@specifixinc.com>
1179 * dwarf2out.c (add_call_src_coords_attributes): New.
1180 (gen_inlined_subroutine_die): Call it.
1181 (maybe_emit_file, init_file_table): Add comments.
1182 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
1184 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
1185 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
1186 * tree.h (BLOCK_SOURCE_LOCATION): New.
1187 (struct tree_block): New field locus.
1189 2005-07-26 Andreas Schwab <schwab@suse.de>
1191 PR rtl-optimization/23043
1192 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
1193 when allocating a struct unoccr.
1195 2005-07-25 Richard Henderson <rth@redhat.com>
1198 * tree-complex.c (gate_no_optimization): True if errors.
1199 * Makefile.in (tree-complex.o): Update dependencies.
1201 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
1203 * config/frv/predicates.md (integer_register_operand): Use
1206 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
1209 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
1211 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
1213 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
1215 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
1216 types when flag_unsafe_math_optimizations is true.
1218 2005-07-25 Mark Mitchell <mark@codesourcery.com>
1220 * gcc.c (option_map): Add --sysroot.
1221 (process_command): Handle --sysroot.
1222 (display_help): Document it.
1223 * doc/cppopts.tex (-isysroot): Document.
1224 * doc/invoke.texi (--sysroot): Document.
1225 * doc/install.texi (--with-build-sysroot): Document.
1227 * Makefile.in (inhibit_libc): New variable.
1228 (INHIBIT_LIBC_CFLAGS): Likewise.
1229 (LIBGCC2_CFLAGS): Include
1230 $(INHIBIT_LIBC_CFLAGS).
1231 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
1232 ($(T)crtbegin.o): Do not use @inhibit_libc@.
1233 ($(T)crtend.o): Likewise.
1234 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
1235 ($(T)crtendS.o): Likewise.
1236 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
1237 ($(T)crtendT.o): Likewise.
1238 (stmp-fixinc): Do not complain about missing headers if
1240 * configure.ac (inhibit_libc): Set it to true/false.
1241 (--with-build-sysroot): New option. Use it to set
1243 * configure: Regenerated.
1245 2005-07-25 Manfred Hollstein <mh@suse.com>
1247 * calls.c (store_one_arg): Fix unsigned comparison warning.
1249 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
1252 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
1253 (ggc_print_statistics): Initialize variable before use.
1255 2005-07-25 Richard Guenther <rguenther@suse.de>
1257 * tree-dfa.c (mark_new_vars_to_rename): Protect against
1258 calling with a PHI_NODE argument.
1260 * tree-flow-inline.h (overlap_subvar): Protect against
1263 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
1265 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
1266 * configure: Regenerate.
1268 2005-07-25 Ira Rosen <irar@il.ibm.com>
1270 * expr.c (highest_pow2_factor): Make extern.
1271 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
1272 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
1273 record_array_differ_p, array_ptr_differ_p): Likewise.
1274 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
1275 additional cases. Call the above functions.
1276 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
1277 base_object_differ_p when there are two base objects. Otherwise, compare
1278 base address and offset. Call may_alias_p.
1279 (dump_data_reference): Use a correct field name.
1280 (analyze_array): Make static. Initialize new data-ref fields.
1281 (analyze_indirect_ref): New function.
1282 (init_data_ref): Initialize new data-ref fields.
1283 (strip_conversion): Moved from tree-vect-analyze.c.
1284 (analyze_offset_expr, get_ptr_offset, address_analysis,
1285 object_analysis): Likewise.
1286 (analyze_offset): New function.
1287 (create_data_ref): Likewise.
1288 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
1289 dimensions for ARRAY_REFs only.
1290 (build_classic_dist_vector): Make static.
1291 (access_functions_are_affine_or_constant_p): Call macro to get the
1292 address of access functions.
1293 (compute_all_dependences): Add new parameter
1294 compute_self_and_read_read_dependences. Compute self and read-read
1295 dependences if it is true.
1296 (find_data_references_in_loop): Call create_data_ref. Initialize new
1298 (compute_data_dependences_for_loop): Add new parameter
1299 compute_self_and_read_read_dependences. Remove parameter nb_loops,
1300 compute nb_loops. Call compute_all_dependences,
1301 build_classic_dist_vector and build_classic_dir_vector with correct
1303 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
1304 with correct parameters. Compare dimensions for ARRAY_REFs only.
1305 (free_data_refs): Call macro to free access functions.
1306 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
1307 fields from stmt_vinfo.
1308 (struct base_object_info): New structure.
1309 (struct data_reference): Move fields to base_object_info. Add fields
1310 first_location and object_info for above structures. Move fields from
1311 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
1312 aligned_to. Add macros to access the new fields.
1313 Update functions declarations.
1314 * tree-flow.h (is_aliased_with): Declare.
1315 * tree-loop-linear.c (linear_transform_loops): Call
1316 compute_data_dependences_for_loop with correct parameters.
1317 * tree-ssa-alias.c (is_aliased_with): New function.
1318 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
1319 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
1320 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
1321 vect_base_addr_differ_p, compute_subscript_distance and
1322 build_classic_dist_vector. Add printings. Check absolute value of
1324 (vect_analyze_data_ref_dependences): Go through ddrs instead of
1326 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
1327 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
1328 to bytes. Add printing.
1329 (vect_compute_data_refs_alignment): Go through loads and stores in one
1331 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
1332 vect_analyze_data_ref_access): Likewise.
1333 (vect_analyze_pointer_ref_access): Remove.
1334 (vect_address_analysis, vect_object_analysis): Likewise.
1335 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
1336 and analyze data-refs in the loop.
1337 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
1338 fields of data-ref instead of stmt. Add init to the offset from the
1340 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
1341 (vect_update_init_of_dr): Likewise.
1342 (vect_update_inits_of_drs): Go through loads and stores in one loop.
1343 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
1345 (new_loop_vec_info): Initialize new fields.
1346 (destroy_loop_vec_info): Free new fields.
1347 (vect_strip_conversion): Remove.
1348 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
1349 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
1350 datarefs. Add new field ddrs.
1351 Add macros for the new fields access.
1352 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
1353 base_aligned_p, misalignment, memtag, ptr_info and subvars.
1354 Remove their macros.
1355 * tree.h (highest_pow2_factor): Declare.
1357 2005-07-25 Jakub Jelinek <jakub@redhat.com>
1359 * calls.c (store_one_arg): Check for sibling call MEM arguments
1360 from already clobbered incoming argument area.
1362 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1364 * c-common.c (check_missing_format_attribute): New.
1365 * c-common.h (check_missing_format_attribute): Likewise.
1366 * c-typeck.c (convert_for_assignment): Use it.
1368 2005-07-24 Andreas Schwab <schwab@suse.de>
1370 * config/m68k/m68k.md ("extendqidi2"): When source is an address
1371 register use a word move. Correct operand of ext.w in 68000 code.
1373 2005-07-23 Mark Mitchell <mark@codesourcery.com>
1375 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
1376 variables as declarations, rather than definitions.
1378 2005-07-24 Ira Rosen <irar@il.ibm.com>
1380 PR tree-optimization/22526
1381 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
1384 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1386 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
1387 that C99 reserve for future use. Use it to define clog10,
1388 clog10f and clog10l.
1390 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1392 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
1393 * configure.ac: Check for -Wmissing-format-attribute.
1395 * configure: Regenerate.
1397 2005-07-23 Richard Henderson <rth@redhat.com>
1399 PR tree-optimization/22623
1400 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
1402 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
1405 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
1407 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1409 * Makefile.in (C_TREE_H): Update dependencies.
1410 * c-tree.h: Include toplev.h.
1411 * diagnostic.h (diagnostic_set_info): Add format attribute.
1412 * rtl-error.c (diagnostic_for_asm): Likewise.
1414 2005-07-23 Chao-ying Fu <fu@mips.com>
1416 * config/mips/mips-dsp.md: New file.
1417 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
1418 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
1420 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
1421 MIPS_BUILTIN_BPOSGE32.
1422 (mips_expand_builtin_direct): Add one parameter to indicate that
1423 builtin functions need to return a value.
1424 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
1426 (mips_regno_to_class): Add classes for 12 new DSP registers.
1427 (mips_subword): Change to check four HI registers.
1428 (mips_output_move): Output move to and from 6 new DSP accumulators.
1429 (override_options): Make sure -mdsp and -mips16 are not used together.
1430 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
1432 (mips_conditional_register_usage): Disable 6 new DSP accumulators
1434 (print_operand): Add 'q' for printing DSP accumulators.
1435 (mips_cannot_change_mode_class): Check ACC_REGS.
1436 (mips_secondary_reload_class): Check ACC_REGS.
1437 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
1438 (mips_register_move_cost): Check ACC_REGS.
1439 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
1440 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
1441 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
1442 (dsp_bdesc): New array.
1443 (bdesc_arrays): Add DSP builtin function table.
1444 (mips_prepare_builtin_arg): Check predicate again after
1446 (mips_expand_builtin): Add one more parameter to
1447 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
1448 MIPS_BUILTIN_BPOSGE32.
1449 (mips_init_builtins): Initialize new function types.
1450 (mips_expand_builtin_direct): Check if builtin functions need to
1451 return a value and pass operands properly.
1452 (mips_expand_builtin_bposge): New function.
1453 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
1454 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
1455 (FIRST_PSEUDO_REGISTER): Increase to 188.
1456 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
1457 Update for 12 new DSP registers.
1458 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
1459 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
1460 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
1461 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
1462 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
1463 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
1464 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
1465 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
1466 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
1467 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
1468 (REGISTER_NAMES): Add names for 12 new DSP registers.
1469 * config/mips/mips.md: Include mips-dsp.md.
1470 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
1471 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
1472 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
1473 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
1474 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
1475 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
1476 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
1477 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
1478 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
1479 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
1480 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
1481 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
1482 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
1483 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
1484 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
1485 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
1486 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
1487 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
1488 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
1489 (UNSPEC_RDDSP): New constants.
1490 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
1491 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
1493 * config/mips/mips.opt (-mdsp): New option.
1494 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
1495 (reg_imm10_operand): New predicates.
1496 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
1497 * doc/invoke.texi (-mdsp): Document new option.
1499 2005-07-22 DJ Delorie <dj@redhat.com>
1501 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
1503 * tree-inline.c (inlinable_function_p): Likewise.
1505 2005-07-22 Mark Mitchell <mark@codesourcery.com>
1508 * toplev.c (check_global_declarations): Do not mark undefined
1509 variables as DECL_IGNORED_P.
1510 * varasm.c (first_global_object_name): GTY it.
1511 (weak_global_object_name): Likewise.
1512 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
1513 a string to go into {weak,first}_global_object_name.
1515 2005-07-22 DJ Delorie <dj@redhat.com>
1517 * c-format.c (check_function_format): Change warning control
1518 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
1520 2005-07-22 Diego Novillo <dnovillo@redhat.com>
1522 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
1523 &PTR->FLD a dereference of PTR.
1524 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
1525 a potential dereference of PTR.
1527 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
1529 PR rtl-optimization/20370
1530 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
1531 call allocate_reg_info if necessary.
1533 PR rtl-optimization/21848
1534 * calls.c (emit_library_call_value_1): For const functions, add
1535 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
1537 PR rtl-optimization/22445
1538 * cselib.c (target.h): Include.
1539 (rtx_equal_for_cselib_p): Allow commutative matches.
1540 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
1541 Remove MODE parameter. Changed all callers.
1543 PR rtl-optimization/22258
1544 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
1546 (try_combine): Use likely_spilled_retval_p.
1548 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
1550 * config.gcc: Add crx-elf support.
1552 * doc/contrib.texi: Mention crx.
1553 * doc/extend.texi: Document crx extensions.
1554 * doc/install.texi: Document crx install.
1555 * doc/invoke.texi: Document crx options.
1556 * doc/md.texi: Document crx constraints.
1558 * config/crx/crx-protos.h: New file.
1559 * config/crx/crx.c: New file.
1560 * config/crx/crx.h: New file.
1561 * config/crx/crx.md: New file.
1562 * config/crx/crx.opt: New file.
1563 * config/crx/t-crx: New file.
1565 2005-07-22 Manfred Hollstein <mh@suse.com>
1567 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
1569 (int_add_graph_edge): Likewise.
1570 (collapse_nodes): Likewise.
1571 (process_unification_queue): Likewise.
1573 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1574 Laurent GUERBY <laurent@guerby.net>
1576 PR tree-optimization/22336
1577 * function.c (record_block_change): Check for
1578 cfun->ib_boundaries_block.
1580 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
1582 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
1583 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
1585 2005-07-21 DJ Delorie <dj@redhat.com>
1587 * toplev.c (warn_deprecated_use): Add warning control to warning
1589 * c-typeck.c (parser_build_binary_op): Likewise.
1590 (c_finish_if_stmt): Likewise.
1591 * c-common.c (check_function_sentinel): Likewise.
1592 (check_nonnull_arg): Likewise.
1594 2005-07-21 Richard Henderson <rth@redhat.com>
1597 * tree-complex.c (complex_ssa_name_components): New.
1598 (cvc_lookup): Allow entry not found.
1599 (create_components): Remove.
1600 (create_one_component_var, get_component_var): New.
1601 (get_component_ssa_name, set_component_ssa_name): New.
1602 (extract_component): Use get_component_ssa_name.
1603 (update_complex_components): Use set_component_ssa_name.
1604 (update_complex_components_on_edge): Likewise.
1605 (update_phi_components): Create new PHI nodes directly, instead
1606 of adding insns to edges.
1607 (tree_lower_complex): Allocate and free complex_variable_components
1608 and complex_ssa_name_components here.
1610 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
1612 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
1613 revert to returning false.
1615 2005-07-21 Uros Bizjak <uros@kss-loka.si>
1618 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
1620 2005-07-21 Uros Bizjak <uros@kss-loka.si>
1623 * config/i386/i386.md (cmpxf): Change operand constraints
1624 to "nonmemory_operand".
1626 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1628 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
1630 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1633 * fold-const.c (fold_build1): Add checksum for the operands.
1634 (fold_build2): Likewise.
1635 (fold_build3): Likewise.
1637 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1640 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
1642 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1644 * common.opt (-fforward-propagate): Committed by mistake,
1647 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1649 * reg-stack.c: Fix comment typo(s).
1650 * tree-ssa-operands.c: Likewise.
1651 * tree-vectorizer: Likewise.
1653 2005-07-21 Nick Clifton <nickc@redhat.com>
1655 * config/sh/symbian.c: Replace C++ style line comments with C
1656 style line comments.
1657 (symbian_add_attribute): Do not use a ? operator on the LHS of
1659 (sh_symbian_handle_dll_attribute): Change the type of the
1660 method vector to "VEC(tree,gc)*" and use vector accessor
1661 macros to walk over the elements.
1662 (symbian_export_vtable_and_rtti_p): Likewise.
1663 (symbian_class_needs_attribute_p): Likewise.
1665 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1668 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
1669 initialize targetm.resolve_overloaded_builtin here.
1670 (altivec_expand_overloaded_builtin): Make it non-static.
1671 * config/rs6000/rs6000-protos.h
1672 (altivec_expand_overloaded_builtin): New prototype.
1673 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
1674 targetm.resolve_overloaded_builtin here.
1675 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
1677 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1678 Zdenek Dvorak <dvorakz@suse.cz>
1680 PR tree-optimization/19210
1681 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
1683 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
1684 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
1685 rely on unproven assumptions.
1686 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
1687 * tree-flow.h (number_of_iterations_exit): Add final parameter.
1688 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
1689 to number_of_iterations_exit.
1690 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
1691 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
1692 * tree-ssa-loop-niter.c (find_loop_niter,
1693 estimate_numbers_of_iterations_loop): Likewise.
1694 (number_of_iterations_exit): Honor the new options.
1695 * doc/invoke.texi (Wunsafe-loop-optimizations,
1696 funsafe-loop-optimizations): Document them.
1698 2005-07-21 Richard Sandiford <richard@codesourcery.com>
1700 PR rtl-optimization/22167
1701 * gcse.c (hoist_code): Fix hoist_exprs[] check.
1703 2005-07-20 Adam Nemet <anemet@lnxw.com>
1705 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
1706 __do_global_dtors_aux longcall.
1708 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
1710 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
1711 (old_special_pred_table): Don't reference
1712 SPECIAL_MODE_PREDICATES.
1713 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
1714 * config/arc/arc.h: Don't mention PREDICATE_CODES.
1715 * config/sh/predicates.h: Don't mention
1716 SPECIAL_MODE_PREDICATES.
1717 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
1720 2005-07-20 DJ Delorie <dj@redhat.com>
1722 * config.gcc: Add m32c-elf support.
1724 * doc/contrib.texi: Mention m32c.
1725 * doc/extend.texi: Document m32c extensions.
1726 * doc/install.texi: Mention m32c.
1727 * doc/invoke.texi: Document m32c options.
1728 * doc/md.texi: Document m32c constraints.
1730 * config/m32c/addsub.md: New file.
1731 * config/m32c/bitops.md: New file.
1732 * config/m32c/cond.md: New file.
1733 * config/m32c/jump.md: New file.
1734 * config/m32c/m32c-lib1.S: New file.
1735 * config/m32c/m32c-lib2.c: New file.
1736 * config/m32c/m32c-modes.def: New file.
1737 * config/m32c/m32c-pragma.c: New file.
1738 * config/m32c/m32c-protos.h: New file.
1739 * config/m32c/m32c.abi: New file.
1740 * config/m32c/m32c.c: New file.
1741 * config/m32c/m32c.h: New file.
1742 * config/m32c/m32c.md: New file.
1743 * config/m32c/m32c.opt: New file.
1744 * config/m32c/minmax.md: New file.
1745 * config/m32c/mov.md: New file.
1746 * config/m32c/muldiv.md: New file.
1747 * config/m32c/predicates.md: New file.
1748 * config/m32c/prologue.md: New file.
1749 * config/m32c/shift.md: New file.
1750 * config/m32c/t-m32c: New file.
1752 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
1754 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
1755 (stack_protect_set, stack_protect_test): New expanders.
1756 (stack_protect_set_si, stack_protect_set_si_media,
1757 stack_protect_set_di_media, stack_protect_test_si,
1758 stack_protect_test_si_media, stack_protect_test_di_media):
1761 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
1763 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
1765 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
1767 * tree.h (tree_expr_nonzero_p): Export.
1768 * fold-const.c (tree_expr_nonzero_p): Likewise.
1769 Return true for CALL_EXPRs that are alloca calls.
1770 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
1772 * tree-flow.h (expr_computes_nonzero): Remove.
1773 * tree-vrp.c (expr_computes_nonzero): Remove.
1774 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
1775 (extract_range_from_unary_expr): Likewise.
1776 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
1777 tree_expr_nonzero_p.
1779 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
1781 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
1782 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
1783 extra arg "picreg" and use it instead of pic_offset_table_rtx.
1784 All callers changed.
1785 (frame_related_constant_load): New arg "related" which controls
1786 setting of RTX_FRAME_RELATED_P. All callers changed.
1787 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
1788 (bfin_expand_prologue): Add stack limit checking.
1789 * config/bfin/bfin.md (trapifcc): New pattern.
1791 * config/bfin/bfin.c: Include "langhooks.h".
1792 (def_builtin): Go through lang_hooks to call builtin_function.
1794 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
1795 * config/bfin/predicates.md (symbol_ref_operand): New.
1796 (call_insn_operand): Delete. All callers changed to use
1797 register_no_elim_operand.
1798 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
1800 (function_arg): Use it to generate the call's operand 2.
1801 (bfin_longcall_p): New function.
1802 (bfin_expand_call): Extra arg "cookie". All callers and declaration
1803 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
1804 determine if the address needs to be in a REG.
1805 (bfin_handle_longcall_attribute): New function.
1806 (bfin_attribute_table): Add "longcall" and "shortcall".
1807 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
1808 (CUMULATIVE_ARGS): New member call_cookie.
1809 (PREDICATE_CODES): Add symbol_ref_operand.
1810 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
1811 extra USE to the pattern.
1812 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
1813 New patterns, split off call_insn, sibcall_insn, call_value_insn and
1814 sibcall_value_insn; now the new patterns handle direct calls and the
1815 old ones indirect calls.
1816 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
1818 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
1820 * doc/trouble.texi: Update section on handling of empty loops.
1822 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
1824 * config.gcc: Remove support for sparc-*-openbsd*,
1825 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
1827 * config.host: Remove support for i860-*-sysv4* as a host.
1828 * config/i860/*, config/ip2k/*, config/ns32k/*,
1829 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
1830 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
1831 mention obsolete ports.
1833 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
1835 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
1837 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
1838 of frame_pointer_rtx.
1839 (sh_expand_epilogue): Likewise.
1840 (sh_set_return_address): Likewise.
1841 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
1842 instead of FRAME_POINTER_REGNUM if needed. Add elimination
1843 offsets from FRAME_POINTER_REGNUM.
1844 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
1845 (sh_register_names): Add initializer for sfp.
1846 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
1847 (VALID_REGISTER_P): Likewise.
1848 (FIRST_PSEUDO_REGISTER): Update.
1849 (DWARF_FRAME_REGISTERS): Define.
1850 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
1851 (HARD_FRAME_POINTER_REGNUM): Define.
1852 (FRAME_POINTER_REGNUM): Redefine.
1853 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
1854 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
1855 from FRAME_POINTER_REGNUM.
1856 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
1857 FRAME_POINTER_REGNUM.
1858 (REG_CLASS_CONTENTS): Add sfp.
1859 (REG_ALLOC_ORDER): Likewise.
1860 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
1861 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
1862 of frame_pointer_rtx.
1863 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1865 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
1867 * fold-const.c (tree_expr_nonnegative_p): Only return true for
1868 ABS_EXPR when flag_wrapv is false because of INT_MIN.
1869 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
1871 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
1874 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
1876 Make CONSTRUCTOR use VEC to store initializers.
1877 * c-common.c (complete_array_type): Update to cope with VEC in
1879 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
1880 (pp_c_constructor_elts): New function.
1881 * c-pretty-print.h (pp_c_constructor_elts): Declare.
1882 * c-typeck.c (build_function_call, build_c_cast, digest_init,
1883 struct constructor_stack, struct initializer_stack,
1884 constructor_elements, push_init_level, pop_init_level,
1885 add_pending_init, find_init_member, output_init_element): Update to
1886 cope with VEC in CONSTRUCTOR_ELTS.
1887 * coverage.c (build_fn_info_value, build_ctr_info_value,
1888 build_gcov_info): Likewise.
1889 * expr.c (categorize_ctor_elements_1, store_constructor,
1890 expand_expr_real_1): Likewise.
1891 * fold-const.c (fold_ternary): Likewise.
1892 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
1893 gimplify_init_constructor, gimplify_expr): Likewise.
1894 * tree-dump.c (dequeue_and_dump): Likewise.
1895 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
1897 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
1899 * tree-sra.c (generate_element_init_1): Likewise.
1900 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
1901 * tree-ssa-operands.c (get_expr_operands): Likewise.
1902 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
1903 * tree-vect-transform.c (vect_get_vec_def_for_operand):
1904 (get_initial_def_for_reduction): Likewise.
1905 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
1906 value handle in annotations.
1907 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
1908 tree_node_structure): Add support for constr_kind.
1909 (build_vector_from_ctor, build_constructor_single,
1910 build_constructor_from_list): New functions.
1911 (build_constructor): Update to take a VEC instead of a TREE_LIST.
1912 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
1913 Update to cope with VEC in CONSTRUCTOR_ELTS.
1914 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
1915 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
1916 CONSTRUCTOR_APPEND_ELT): New macros.
1917 (struct constructor_elt, struct tree_constructor): New data types.
1918 (union tree_node): Add tree_constructor field.
1919 * treestruct.def: Define TS_CONSTRUCTOR.
1920 * varasm.c (const_hash_1, compare_constant, copy_constant,
1921 compute_reloc_for_constant, output_addressed_constants,
1922 initializer_constant_valid_p, output_constant,
1923 array_size_for_constructor, output_constructor): Update to cope with
1924 VEC in CONSTRUCTOR_ELTS.
1925 * vec.h (VEC_empty, VEC_copy): New macros.
1927 2005-07-19 Devang Patel <dpatel@apple.com>
1929 * dbxout.c (dbxout_type): Check Objective-C++ lang.
1931 2005-07-19 Richard Henderson <rth@redhat.com>
1934 * gimplify.c (gimplify_expr): Use main variant type for the temp
1935 destination for a discarded volatile read.
1936 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
1937 casts between non-void types that change volatility.
1939 2005-07-15 DJ Delorie <dj@redhat.com>
1941 * toplev.h: Add comment about the first parameter for warning().
1942 * errors.h: Likewise.
1944 * c.opt (Wpragmas): New.
1945 * doc/invoke.texi: Document it.
1947 * function.c (do_warn_unused_parameter): Add warning control to
1949 * c-decl.c (warn_if_shadowing): Likewise.
1950 * c-lex.c (cb_def_pragma): Likewise.
1951 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
1952 (pop_alignment): Likewise.
1953 (handle_pragma_pack): Likewise.
1954 (apply_pragma_weak): Likewise.
1955 (handle_pragma_weak): Likewise.
1956 (handle_pragma_redefine_extname): Likewise.
1957 (add_to_renaming_pragma_list): Likewise.
1958 (handle_pragma_extern_prefix): Likewise.
1959 (maybe_apply_renaming_pragma): Likewise.
1960 (handle_pragma_visibility): Likewise.
1962 * config/c4x/c4x-c.c (BAD): Likewise.
1963 (c4x_parse_pragma): Likewise.
1964 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
1965 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
1966 (rs6000_pragma_longcall): Likewise.
1967 * config/v850/v850-c.c (pop_data_area): Likewise.
1968 (ghs_pragma_section): Likewise.
1969 (ghs_pragma_section): Likewise.
1970 (ghs_pragma_interrupt): Likewise.
1971 (ghs_pragma_starttda): Likewise.
1972 (ghs_pragma_startsda): Likewise.
1973 (ghs_pragma_startzda): Likewise.
1974 (ghs_pragma_endtda): Likewise.
1975 (ghs_pragma_endsda): Likewise.
1976 (ghs_pragma_endzda): Likewise.
1978 2005-07-19 Danny Berlin <dberlin@dberlin.org>
1979 Kenneth Zadeck <zadeck@naturalbridge.com>
1981 * Makefile.in: Removed tree-promote-statics.c
1982 * tree-promote-statics.c: Removed.
1983 * common.opt: Removed flag-promote-statics.
1985 * passes.c: Removed tree-promote-statics pass.
1986 * tree-pass.h: Ditto.
1987 * timevar.def: Removed TV_PROMOTE_STATICS.
1990 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
1992 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
1994 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
1996 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1999 * c-common.c (check_function_arguments): Call
2000 'check_function_format' if either -Wformat or
2001 -Wmissing-format-attribute are specified.
2002 * c-format.c (check_function_format): Check -Wformat before
2003 calling 'check_format_info'.
2004 * c-opts.c (c_common_post_options): Don't warn for
2005 -Wmissing-format-attribute without -Wformat.
2006 * c-typeck.c (convert_for_assignment): Detect additional cases for
2007 -Wmissing-format-attribute.
2008 * doc/invoke.texi (-Wmissing-format-attribute): Document new
2011 2005-07-19 Richard Guenther <rguenther@suse.de>
2013 * config/i386/i386.md (lrint<mode>2): Use temporary
2014 instead of clobbering non-existent memory.
2016 2005-07-19 Nick Clifton <nickc@redhat.com>
2018 * config/avr/avr.c (legitimate_address_p): Fix debugging print
2019 statement to avoid displaying ASCII control characters.
2021 2005-07-19 Ben Elliston <bje@au.ibm.com>
2023 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
2024 * cfganal.c (find_edge_index): Ditto.
2025 * combine.c (combine_instructions): Ditto.
2026 * ddg.c (create_scc): Ditto.
2027 (find_successors): Ditto.
2028 (find_predecessors): Ditto.
2029 (find_nodes_on_paths): Ditto.
2030 (longest_simple_path): Ditto.
2031 * flow.c (update_life_info): Ditto.
2032 (count_or_remove_death_notes): Ditto.
2033 (clear_log_links): Ditto.
2034 * modulo-sched.c (generate_reg_moves): Ditto.
2035 (find_max_asap): Ditto.
2036 (find_max_hv_min_mob): Ditto.
2037 (find_max_dv_min_mob): Ditto.
2038 * sbitmap.c (sbitmap_first_set_bit): Ditto.
2039 * sched-rgn.c (extract_edgelst): Ditto.
2040 * tree-into-ssa.c (prepare_names_to_update): Ditto.
2041 (dump_update_ssa): Ditto.
2042 (ssa_names_to_replace) Ditto.
2043 (switch_virtuals_to_full_rewrite): Ditto.
2044 (update_ssa): Ditto.
2045 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
2047 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
2049 Fix PR tree-optimization/22483
2051 * tree-complex.c (create_components): Use
2052 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
2053 * tree-flow-inline.h (fill_referenced_var_vec): New function.
2054 * tree-flow.h (safe_referenced_var_iterator): New structure.
2055 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
2056 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
2057 safe_referenced_var iterator.
2058 (add_type_alias): Ditto.
2060 2005-07-19 Steven Bosscher <stevenb@suse.de>
2062 * loop-init.c (rest_of_handle_loop2): Remove.
2063 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
2064 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
2065 (pass_rtl_loop_init, pass_rtl_loop_done,
2066 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
2067 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
2068 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
2069 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
2070 pass_tree_loop_done, and pass_tree_unswitch.
2071 (gate_loop): Rename to gate_tree_loop.
2072 * passes.c (init_optimization_passes): Update for renamed tree
2073 loop passes. Add the new loop2 passes as subpasses of loop2.
2074 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
2075 Update for the renamed tree loop passes.
2077 2005-07-18 Ian Lance Taylor <ian@airs.com>
2080 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
2081 blocks when optimizing.
2083 2005-07-18 Steve Ellcey <sje@cup.hp.com>
2085 * common.opt (frename-registers): Initialize to 2.
2087 (fgcse-after-reload): Ditto.
2088 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
2089 (process_options): Only change flag_web, flag_rename_registers,
2090 and flag_rerun_cse_after_loop if not explicitly set by user.
2092 2005-07-18 Jan Beulich <jbeulich@novell.com>
2094 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
2095 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
2096 in 64-bit mode the same as DImode in 32-bit mode.
2097 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
2098 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
2099 mode. Add new mode parameter.
2100 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
2101 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
2102 x86_64_shift_adj): New expanders.
2103 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
2104 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
2106 Respective new splitters. Use renamed shift splitter helpers in 32-bit
2107 DImode shift splitters.
2108 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
2109 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
2112 2005-07-18 Jan Beulich <jbeulich@novell.com>
2114 * i386.md (movdi_extzv_1): New.
2115 (zero_extendhidi2): Combine alternatives and never force use of
2117 (zero_extendqidi2): Likewise. Don't restrict input selection.
2119 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2121 Fix PR tree-optimization/22531
2122 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
2125 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2127 * tree-promote-statics.c (pass_promote_statics): Change dump file
2130 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2132 * tree-optimize.c (init_tree_optimization_passes): Add
2133 pass_eliminate_useless_stores pass.
2134 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
2135 * tree-ssa-pre.c (is_copy_stmt): New function.
2136 (follow_copies_till_vuse): Ditto.
2137 (do_eustores): Ditto.
2138 (gate_eustores): Ditto.
2140 2005-07-16 Richard Henderson <rth@redhat.com>
2142 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
2144 2005-07-16 Danny Berlin <dberlin@dberlin.org>
2145 Kenneth Zadeck <zadeck@naturalbridge.com>
2147 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
2148 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
2149 ipa-type-escape.h, tree-promote-statics.c
2150 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
2151 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
2152 tree-promote-statics.c: new files.
2153 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
2154 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
2155 int nonlocal_set_p, mark_constant_function): Deleted.
2156 (rest_of_handle_cfg): Removed call to mark_constant_function.
2157 (nonoverlapping_component_refs_p): Added calls to support
2158 type based aliasing.
2159 * tree-ssa-alias.c (may_alias_p,
2160 compute_flow_insensitive_aliasing): Ditto.
2161 * calls.c (flags_from_decl_or_type): Removed reference to
2163 * c-typeck.c (convert_arguments): Make builtins tolerant of having
2164 too many arguments. This is necessary for Spec 2000.
2165 * cgraph.h (const_function, pure_function): Removed.
2166 * common.opt: Added "fipa-pure-const", "fipa-reference",
2167 "fipa-type-escape", and "ftree-promote-static".
2169 * passes.c: Added ipa and tree-promote-statics passes.
2170 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
2171 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
2172 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
2173 * tree-flow.h: Added exposed sra calls and addition of
2174 reference_vars_info field for FUNCTION_DECLS.
2175 * tree-pass.h: Added passes.
2176 * tree-sra.c: (sra_init_cache): New function.
2177 (sra_insert_before, sra_insert_after) Made public.
2178 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
2180 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
2181 aliasing. (may_alias_p): Added code to use type escape analysis to
2183 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
2184 code to prune clobbers of static variables based on information
2185 produced in ipa-reference pass. Changed call clobbering so that
2186 statics are not marked as clobbered if the call does not clobber
2189 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
2191 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
2194 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2196 * doc/install.texi (*-*-solaris2*): Document recommended version
2197 of GNU binutils and mention GNU linker problem on Solaris 10.
2199 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
2202 * c-decl.c (c_build_bitfield_integer_type): New function.
2203 (finish_struct): Call it.
2204 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
2206 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2208 * c-typeck.c (digest_init): Call 'convert_for_assignment'
2211 2005-07-16 Jan Hubicka <jh@suse.cz>
2213 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
2214 (scale_bbs_frequencies_int): Watch roundoff errors.
2215 * predict.c (return_prediction): Initialize return_stmt.
2217 2005-07-16 Jan Hubicka <jh@suse.cz>
2219 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
2220 after RTL profiling.
2222 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
2225 * fold-const.c (build_range_check): Convert high/low to etype
2226 if we are only comparing against exp.
2228 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
2230 Fix PR tree-optimization/22376
2231 * tree-ssa-structalias.c (build_constraint_graph): We really meant
2233 (need_to_solve): New function.
2234 (compute_points_to_sets): Use it.
2236 2005-07-15 Jan Hubicka <jh@suse.cz>
2238 * cfg.c (update_bb_profile_for_threading): More diagnostic.
2239 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
2241 2005-07-15 Richard Guenther <rguenther@suse.de>
2243 * c-common.c (handle_flatten_attribute): New function.
2244 Add flatten function attribute.
2245 * doc/extend.texi: Document flatten function attribute.
2246 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
2247 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
2249 (cgraph_decide_inlining): Handle functions with flatten
2252 2005-07-14 David Edelsohn <edelsohn@gnu.org>
2254 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
2255 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
2256 UNSPEC_XCHG, UNSPEC_AND): New.
2257 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
2258 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
2259 * config/rs6000/sync.md (FETCHOP): New code macro.
2260 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
2262 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
2263 (sync_compare_and_swap<mode>): Same.
2264 (sync_lock_test_and_set<mode>): Same.
2265 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
2266 for QImode and HImode, and not PPC405.
2267 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
2268 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
2269 (sync_<fetchop>{si,di}_internal): New.
2270 (sync_nand{si,di}_internal): New.
2271 (sync_old_<fetchop>{si,di}_internal): New.
2272 (sync_old_nand{si,di}_internal): New
2273 (sync_new_<fetchop>{si,di}_internal): New.
2274 (sync_new_nand{si,di}_internal): New.
2275 (atomic_and{si,di}): New.
2276 (sync_new_nand{si,di}_internal): New.
2277 (atomic_and{si,di}): New.
2278 (sync_add<mode>_internal): Delete.
2279 (sync_addshort_internal): Use unspec instead of unspec_volatile.
2280 (sync_sub<mode>_internal): Delte.
2281 (sync_subshort_internal): New.
2282 (sync_andsi_internal): Use unspec instead of unspec_volatile.
2283 (sync_anddi_internal): Delete.
2284 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
2285 (sync_booldi_internal): Delete.
2286 (sync_boolc<mode>_internal): Delete.
2287 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
2288 (sync_boolc<mode>_internal2): Delete.
2289 (sync_boolcc<mode>_internal): Delete.
2290 (isync, lwsync): Use unspec instead of unspec_volatile.
2291 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
2292 Revert UNSPEC_VOLATILE.
2293 (rs6000_split_atomic_op): New.
2294 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
2296 2005-07-14 Eric Christopher <echristo@redhat.com>
2298 * config/mips/mips.c (mips_canonicalize_comparison): Cast
2299 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
2301 2005-07-14 Eric Christopher <echristo@redhat.com>
2303 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
2305 2005-07-14 Steven Bosscher <stevenb@suse.de>
2307 PR tree-optimization/22230
2308 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
2309 the computation of the four cross productions for "range op range".
2311 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
2312 Ulrich Weigand <uweigand@de.ibm.com>
2315 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
2318 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
2320 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
2322 2005-07-14 Steve Ellcey <sje@cup.hp.com>
2324 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
2326 2005-07-14 Richard Guenther <rguenther@suse.de>
2329 * config/i386/i386-protos.h (ix86_function_value): Change
2330 prototype to match new target hook.
2331 * config/i386/i386.c (ix86_value_regno): Change prototype
2332 to take extra type argument.
2333 (TARGET_FUNCTION_VALUE): Define.
2334 (ix86_function_ok_for_sibcall): Pass extra argument to
2335 ix86_value_regno, check return slot rtx for exact match.
2336 (ix86_function_value): Take extra parameter. Dispatch to
2337 ix86_value_regno with fndecl/fntype as provided.
2338 (ix86_value_regno): Handle extra type argument.
2339 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
2341 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
2342 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
2343 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
2344 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
2345 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
2347 2005-07-14 Richard Guenther <rguenther@suse.de>
2349 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
2350 * calls.c (expand_call): Pass fntype to hard_function_value.
2351 (emit_library_call_value_1): Likewise.
2352 * explow.c: Include target.h.
2353 (hard_function_value): Take extra argument, the fntype.
2354 Use new target hook for function_value.
2355 * expr.h (hard_function_value): Change prototype.
2356 * function.c (aggregate_value_p): Pass 0 as fntype to
2357 hard_function_value.
2358 (assign_parms): Use new target hook for function_value.
2359 Pass 0 as fntype to hard_function_value.
2360 (expand_function_end): Likewise.
2361 * reg-stack.c: Include target.h.
2362 (stack_result): Use new target hook for function_value.
2363 * target-def.h: New target hook function_value.
2364 * target.h: Likewise.
2365 * targhooks.c (default_function_value): New function.
2366 * targhooks.h (default_function_value): Declare.
2368 2005-07-13 Ian Lance Taylor <ian@airs.com>
2370 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
2372 2005-07-14 Jan Hubicka <jh@suse.cz>
2374 * tree-dfa.c (dump_variable): Use default_def function.
2375 * tree-ssa-alias.c (dump_points_to_info): Likewise.
2376 * tree-ssa.c (verify_use): Likewise.
2377 * tree-ssanames.c (release_ssa_name): Likewise.
2378 * tree-tailcall.c (eliminate_tail_call): Likewise.
2379 (tree_optimize_tail_calls_1): Likewise.
2380 * tree-vrp.c (get_value_range): Likewise.
2382 2005-07-14 Ben Elliston <bje@au.ibm.com>
2384 * gcc.c (main): Compare language[0] with '*' when iterating over
2387 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
2389 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
2390 "s390_emit_compare". Add handling of CCZ1mode.
2391 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
2392 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
2394 (s390_branch_condition_mask): Add CCZ1mode handling.
2395 * config/s390/s390.md: ("seq", "*seq"): New pattern.
2396 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
2397 Use CCZ1mode instead of CCZmode.
2398 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
2400 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
2402 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
2404 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
2406 2005-07-13 Eric Christopher <echristo@redhat.com>
2408 * config/mips/mips.c (mips_canonicalize_comparison): New.
2409 (mips_emit_int_relational): Use.
2411 2005-07-13 Eric Christopher <echristo@redhat.com>
2413 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
2415 * config/s390/s390.md: Include tpf.md. Move tpf specific
2417 * config/s390/tpf.md: To here.
2418 * config/s390/s390.opt: Move tpf specific options...
2419 * config/s390/tpf.opt: to here. Add mmain option.
2420 * config/s390/tpf-unwind.h: Remove unnecessary defines.
2421 * config/s390/tpf.h: Rewrite.
2423 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
2425 * doc/tm.texi: Remove @xref{Cross-profiling}.
2427 2005-07-13 Jeff Law <law@redhat.com>
2429 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
2430 expressions, test their _DECL operands for pointer equality rather
2431 than using operand_equal_p.
2433 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
2435 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
2436 (TARGET_POSIX_IO): This.
2437 * config/darwin.h: Likewise.
2438 * config/freebsd.h: Likewise.
2439 * config/linux.h: Likewise.
2440 * config/lynx.h: Likewise.
2441 * config/netbsd.h: Likewise.
2442 * config/rs6000/linux64.h: Likewise.
2443 * config/rs6000/linux.h: Likewise.
2444 * config/s390/tpf.h: Likewise.
2445 * config/sh/embed-elf.h: Likewise.
2446 * config/sparc/linux64.h: Likewise.
2447 * config/sparc/linux.h: Likewise.
2448 * config/svr4.h: Likewise.
2449 * gcov-io.h: Likewise.
2451 * doc/tm.texi: Updated.
2453 * libgcov.c (create_file_directory): Defined only if
2454 TARGET_POSIX_IO is defined.
2455 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
2458 2005-07-13 Jan Hubicka <jh@suse.cz>
2460 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
2462 2005-07-13 David Edelsohn <edelsohn@gnu.org>
2464 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
2465 structure as argument.
2467 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
2469 PR tree-optimization/21921
2470 * tree-iterator.c (tsi_link_before): Support the case when
2471 tsi_end_p (tsi) == true.
2473 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2475 PR tree-optimization/22442
2476 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
2479 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2481 PR rtl-optimization/20376
2482 * toplev.c (process_options): Enable -fweb and -frename-registers when
2484 * doc/invoke.texi: Update the information about when -fweb and
2485 -frename-registers are enabled.
2487 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2490 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
2491 if *rhs_p is not a SSA_NAME.
2493 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
2495 Fix PR tree-optimization/22422
2496 * tree-ssa-structalias.c (struct variable_info): Add flag for
2498 (get_varinfo): Now a static function.
2499 (new_varinfo): init has_union and is_special_var to false.
2500 (solution_set_add): Check has_union.
2501 (do_da_constraint): Move temporary variable so it gets reset
2503 Also check for special variable.
2504 (do_ds_constraint): Ditto.
2505 (do_sd_constraint): Ditto.
2506 (do_structure_copy): Check for special variable.
2507 (find_func_aliases): Ditto.
2508 (init_base_vars): Set special vars properly.
2510 2005-07-13 Jan Hubicka <jh@suse.cz>
2512 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
2515 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
2516 (get_expr_operands): Fix thinko wrt flags and subvars.
2518 PR tree-optimize/22379
2519 * tree-inline.c (expand_call_inline): Do not output sorry in early
2522 2005-07-12 Dale Johannesen <dalej@apple.com>
2524 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
2526 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2529 * host-linux.h: Include limits.h.
2531 2005-07-12 Dale Johannesen <dalej@apple.com>
2533 * expr.c (compress_float_constant): Add cost check.
2534 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
2536 2005-07-12 Dale Johannesen <dalej@apple.com>
2538 * gcc.target/i386/compress-float-sse.c: New.
2539 * gcc.target/i386/compress-float-sse-pic.c: New.
2540 * gcc.target/i386/compress-float-387.c: New.
2541 * gcc.target/i386/compress-float-387-pic.c: New.
2542 * gcc.dg/compress-float-ppc.c: New.
2543 * gcc.dg/compress-float-ppc-pic.c: New.
2545 2005-07-12 Eric Christopher <echristo@redhat.com>
2547 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
2549 * config/s390/s390.md: Include tpf.md. Move tpf specific
2551 * config/s390/tpf.md: To here.
2552 * config/s390/s390.opt: Move tpf specific options...
2553 * config/s390/tpf.opt: to here. Add mmain option.
2554 * config/s390/tpf-unwind.h: Remove unnecessary defines.
2555 * config/s390/tpf.h: Rewrite.
2557 2005-07-12 Eric Christopher <echristo@redhat.com>
2559 * gcc.c (struct infile): Update comment for language.
2560 (main): Rewrite input file resetting code.
2562 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2565 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
2566 requiring a cast in a non RHS of modify_expr. Add a cast when required.
2567 (lookup_avail_expr): Use constant_boolean_node instead
2568 of boolean_false_node/boolean_true_node.
2570 2005-07-12 Ben Elliston <bje@au.ibm.com>
2572 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
2573 and use it when printing num_edges.
2575 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
2577 * doc/extend.texi (Blackfin Built-in Functions): New section.
2578 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
2581 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
2583 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
2584 s/cmpstrsi/cmpstrnsi
2585 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
2587 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
2588 (init_optabs): Initialize cmpstrn_optab.
2589 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
2590 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
2591 * expr.c: (enum insn_code cmpstrn_optab): Declare.
2592 * config/i386/i386.md: s/cmpstr/cmpstrn
2593 * config/c4x/c4x.md: s/cmpstr/cmpstrn
2594 * doc/md.texi: Update documentation.
2596 2005-07-11 Richard Henderson <rth@redhat.com>
2598 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
2599 build_va_arg_indirect_ref.
2600 (alpha_gimplify_va_arg): Likewise.
2601 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
2602 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
2603 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
2604 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
2605 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
2606 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
2608 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
2610 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2612 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
2613 * passes.c (init_optimization_passes): Add pass_empty_loop.
2614 * tree-pass.h (pass_empty_loop): Declare.
2615 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
2616 try_remove_empty_loop, remove_empty_loops): New functions.
2617 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
2618 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
2620 2005-07-12 Peter Barada <peter@the-baradas.com>
2624 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
2625 in address registers.
2626 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
2627 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
2628 alternative of addsi3_5200.
2630 2005-07-11 Ian Lance Taylor <ian@airs.com>
2632 * config/mips/mips.md (ffs<mode>2): Remove.
2634 2005-07-11 Ian Lance Taylor <ian@airs.com>
2636 * doc/tree-ssa.texi (Cleanups): Improve description of
2638 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
2640 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
2642 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
2643 * tree.h (DECL_ARGUMENT_FLD): New macro.
2645 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
2647 Fix PR tree-optimization/22404
2649 * tree-ssa-structalias.c (create_variable_info_for): Use
2652 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
2654 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
2655 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
2656 for second comparison operand.
2657 * config/bfin/predicates.md (reg_or_const_int_operand): New.
2659 * config/bfin/bfin.md (define_attr "type"): Add "sync".
2660 (define_insn_reservation "alu"): Likewise.
2661 (csync, ssync): Now of type sync.
2662 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
2663 -mcsync-anomaly -mspecld-anomaly.
2664 * config/bfin/bfin.opt (mcsync): Remove.
2665 (mcsync-anomaly, mspecld-anomaly): Add.
2666 * config/bfin/bfin.c: Include "insn-codes.h".
2667 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
2668 (TARGET_DEFAULT_TARGET_FLAGS): New.
2669 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
2671 2005-07-11 Steven Bosscher <stevenb@suse.de>
2673 * basic-block.h: Give the BB flags enum a name, bb_flags.
2674 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
2675 * cfgcleanup.c (enum bb_flags): Remove here.
2676 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
2677 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
2678 (update_forwarder_flag): Likewise.
2679 (thread_jump): Likewise.
2680 (try_forward_edges): Likewise.
2681 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
2682 forwarder flags. Don't clear bb->aux for all basic blocks. Only
2683 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
2685 2005-07-11 Richard Guenther <rguenther@suse.de>
2687 * config/i386/i386.opt: New target option -msseregparm.
2688 * config/i386/i386.c (override_options): Error out for
2689 -msseregparm but no SSE support.
2690 (ix86_function_sseregparm): Check for global sseregparm.
2691 * doc/invoke.texi: Document -msseregparm.
2693 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2695 * config.gcc (m32r-*-linux*): Use the default extra_parts.
2696 (m32rle-*-linux*): Ditto.
2698 2005-07-11 Jakub Jelinek <jakub@redhat.com>
2700 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
2701 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
2704 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2708 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
2709 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
2711 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
2713 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
2714 (varmap): Heapify varmap.
2715 (constraints): Heapify constraints.
2716 (struct constraint_graph): Heapify succs and preds.
2717 (constraint_vec_find): Update for heapification.
2718 (constraint_set_union): Ditto.
2719 (insert_into_complex): Ditto.
2720 (constraint_edge_vec_find): Ditto.
2721 (erase_graph_self_edge): Ditto.
2722 (add_graph_edge): Ditto.
2723 (get_graph_weights): Ditto.
2724 (merge_graph_nodes): Ditto.
2725 (build_constraint_graph): Ditto.
2726 (topo_visit): Ditto.
2727 (solve_graph): Ditto.
2728 (create_variable_info_for): Ditto.
2729 (init_base_vars): Ditto.
2730 (delete_points_to_sets): Free graph, varmap, and complex constraints.
2731 (condese_varmap_nodes): Free complex vector.
2732 (clear_edges_for_node): Clear succs and preds vector.
2734 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
2736 * tree-ssa-structalias.c (update_alias_info): Change counting of
2737 references to not include vdefs.
2739 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
2741 * tree-ssa-alias.c (free_used_part_map): Add missing free.
2744 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2746 * pa.c (pa_commutative_p): Make PLUS commutative when
2747 TARGET_NO_SPACE_REGS is true.
2749 2005-07-09 Diego Novillo <dnovillo@redhat.com>
2751 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
2752 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
2753 * tree-dfa.c (dump_subvars_for): New.
2754 (debug_subvars_for): New.
2755 (dump_variable): Show subvariables if VAR has them.
2756 * tree-flow-inline.h (get_subvar_at): New.
2757 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
2758 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
2760 (struct subvar): Change fields offset and size to unsigned
2762 (dump_subvars_for): Declare.
2763 (debug_subvars_for): Declare.
2764 (get_subvar_at): Declare.
2765 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
2766 to unsigned HOST_WIDE_INT *.
2767 (overlap_subvar): Likewise.
2768 * tree-gimple.c (is_gimple_reg): Always return false for
2769 SFTs and memory tags.
2770 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
2772 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
2773 (compute_may_aliases): Call compute_points_to_sets.
2774 (collect_points_to_info_for): Remove.
2775 (compute_points_to_and_addr_escape): Remove.
2776 (delete_alias_info): Call delete_points_to_sets.
2777 (compute_flow_sensitive_aliasing): If the call to
2778 find_what_p_points_to returns false, call set_pt_anything.
2779 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
2780 (set_pt_anything): Clear pi->pt_vars.
2781 (set_pt_malloc): Remove.
2782 (merge_pointed_to_info): Remove.
2783 (add_pointed_to_expr): Remove.
2784 (add_pointed_to_var): Remove.
2785 (collect_points_to_info_r): Remove.
2786 (is_escape_site): Make extern.
2788 (create_overlap_variables_for): Call it.
2789 * tree-ssa-copy.c (merge_alias_info): Never merge
2790 flow-sensitive alias information.
2791 * tree-ssa-operands.c (get_expr_operands): Adjust variables
2792 offset and size to be unsigned HOST_WIDE_INT.
2793 (add_to_addressable_set): Rename from note_addressable.
2794 Set TREE_ADDRESSABLE as the variables are added to the set.
2796 (add_stmt_operand): Do not try to micro-optimize unmodifiable
2797 operands into VUSEs when adding V_MAY_DEFs for members in an
2799 * tree-ssa-operands.h (add_to_addressable_set): Declare.
2800 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
2801 (struct variable_info): Add bitfield is_heap_var.
2802 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
2803 (new_var_info): Initialize is_heap_var.
2804 (get_constraint_for): Add HEAP variables to the symbol table.
2805 Mark them with is_heap_var.
2806 (update_alias_info): New. Taken mostly from the old
2807 compute_points_to_and_addr_escape.
2808 (handle_ptr_arith): New.
2809 (find_func_aliases): Call update_alias_info.
2810 Call handle_ptr_info for tcc_binary expressions.
2811 Call mark_stmt_modified.
2812 (create_variable_info_for): If DECL has subvars, do not create
2813 variables for its subvars. Always add all the fields.
2814 (set_uids_in_ptset): If the solution includes ANYOFFSET and
2815 SFTs, then add all the SFTs of the structure.
2816 If VI->DECL is an aggregate with subvariables, add the SFT at
2818 (find_what_p_points_to): If VI is an artificial variable,
2819 translate to bitfields in SSA_NAME_PTR_INFO.
2820 If the solution is empty, set pi->pt_vars to NULL
2821 (init_base_vars): Create ANYOFFSET.
2822 (compute_points_to_sets): Rename from create_alias_vars.
2824 (pass_build_pta): Remove.
2825 (delete_points_to_sets): Rename from delete_alias_vars.
2826 (pass_del_pta): Remove.
2827 * tree-ssa-structalias.h (struct alias_info): Move from
2829 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
2830 NUM_REFERENCES_SET): Likewise.
2831 (compute_points_to_sets, delete_points_to_sets): Declare.
2833 2005-07-09 Richard Henderson <rth@redhat.com>
2835 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
2836 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
2837 alpha_split_lock_test_and_set_12): New functions.
2838 * config/alpha/alpha-protos.h: Update.
2839 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
2840 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
2841 * config/alpha/sync.md (I12MODE): New.
2842 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
2843 (sync_<fetchop_name><I48MODE>): Likewise.
2844 (sync_nand<I48MODE>): Likewise.
2845 (sync_old_<fetchop_name><I48MODE>): Likewise.
2846 (sync_new_<fetchop_name><I48MODE>): Likewise.
2847 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
2848 (sync_compare_and_swap<I48MODE>): Likewise.
2849 (sync_lock_test_and_set<I48MODE>): Likewise.
2850 (sync_compare_and_swap<I12MODE>): New.
2851 (sync_compare_and_swap<I12MODE>_1): New.
2852 (sync_lock_test_and_set<I12MODE>): New.
2853 (sync_lock_test_and_set<I12MODE>_1): New.
2855 2005-07-09 Diego Novillo <dnovillo@redhat.com>
2859 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
2861 2005-07-09 Jakub Jelinek <jakub@redhat.com>
2863 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
2864 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
2866 2005-07-09 Richard SAndiford <richard@codesourcery.com>
2869 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
2871 2005-07-08 David Edelsohn <edelsohn@gnu.org>
2873 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
2874 memory_operand constraint.
2875 (store_conditional_<mode>): Same.
2876 (sync_compare_and_swap<mode>): Same.
2877 (sync_lock_test_and_set<mode>): Same.
2879 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
2881 Rewrite PIC support to more closely model actual instructions.
2882 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
2883 (cris_symbol): Remove prototypes for removed functions.
2884 (cris_pic_symbol_type_of, cris_valid_pic_const)
2885 (cris_expand_pic_call_address): Prototypes for new functions.
2886 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
2888 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
2890 <case ':'>: Add case for new punctuation character.
2891 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
2892 emitting (extra) PIC modifier.
2893 <case UNSPEC>: Do not assert for PLT.
2894 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
2895 (cris_expand_prologue, cris_expand_epilogue): Check
2896 for pic_offset_table_rtx usage instead of taking
2897 current_function_uses_pic_offset_table as the final word.
2898 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
2899 Remove flag_pic difference.
2900 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
2901 the moral equivalents of...
2902 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
2904 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
2905 (cris_handle_option): Mark ARG as unused.
2906 (cris_expand_pic_call_address): New worker function for "call",
2908 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
2909 output PIC constructs here.
2910 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
2911 as symbol-specific modifers, not whole or part of operands.
2912 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
2913 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
2914 constants and flag_pic.
2915 (CONSTANT_INDEX_P): Adjust for new functions.
2916 (enum cris_pic_symbol_type): New helper type.
2917 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
2918 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
2919 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
2921 ("movsi"): Emit actual instructions for GOT and relative access.
2922 ("*movsi_got_load"): New pattern to set up the register holding
2924 ("*movsi_internal"): Operand 1 is not a plain general_operand.
2925 Adjust FIXME for 'S'.
2926 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
2927 Use "movs" for -fpic cases.
2928 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
2929 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
2930 ("call", "call_value"): Just call cris_expand_pic_call_address for
2932 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
2933 Remove special pattern.
2934 ("*expanded_call_side", "*expanded_call_value_side"): New
2936 (gotplt-to-plt, gotplt-to-plt-side-call)
2937 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
2939 * config/cris/cris/predicates.md
2940 ("cris_general_operand_or_gotless_symbol"): Remove unused
2942 ("cris_general_operand_or_symbol"): Adjust for new functions.
2944 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
2946 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
2948 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
2950 * Makefile.in (TREE_H): Add treestruct.def.
2951 (c-decl.o): Add pointer-set.h
2952 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
2953 visibility on regular DECL's.
2954 (merge_decls): Fix the copying of decl nodes of various types for
2955 the new structures. Don't update RTL, section name, weak status,
2956 etc, on DECL's without RTL.
2957 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
2958 Don't check volatile on non-variable types.
2959 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
2960 to check whether we have seen arguments.
2961 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
2962 flag is checked before field (flag is common, field is not).
2963 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
2964 TS_DECL_COMMON could have an origin.
2965 (add_location_or_const_value_attribute): Don't check section name
2966 on non-var/function decls.
2967 (dwarf2out_var_location): Reverse order of tests.
2968 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
2969 with DECL_WRTL_CHECK.
2970 * expmed.c (make_tree): rtl is now in decl_with_rtl.
2971 * fold-const.c (fold_binary): Don't check weakness on
2972 non-var/function decls.
2973 (tree_expr_nonzero_p): Ditto.
2974 (fold_checksum_tree): Use tree_decl_extra as sizeof
2976 * ggc-page.c (extra_order_size_table): Add sizes for
2977 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
2979 * gimplify.c (gimplify_bind_expr): Only set
2980 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
2981 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
2983 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
2984 * langhooks.h (init_ts). New langhook.
2985 * passes.c (rest_of_decl_compilation): Reverse order of tests.
2986 * print-tree.c (print_node): Update to only print fields that
2987 exist in the structures the passed decl has.
2988 * toplev.c (wrapup_global_declarations): Don't reset
2989 DECL_DEFER_OUTPUT on DECL's that don't contain it.
2990 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
2991 * tree-inline.c (remap_decl): Ditto.
2992 * tree-outof-ssa.c (create_temp): Reverse order of tests.
2993 * tree-pretty-print.c (print_declaration): Don't print
2994 DECL_REGISTER on things that don't contain it.
2995 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
2996 non-var/function decls.
2997 * tree.c (tree_contains_struct): New structure.
2998 (init_priority_for_decl): New hashtable.
2999 (tree_int_map): New structure.
3000 (tree_int_map_eq): New function.
3001 (tree_int_map_marked_p): Ditto.
3002 (tree_int_map_hash): Ditto.
3003 (tree_map): Move to tree.h.
3004 (tree_map_eq): Externalize.
3005 (tree_map_hash): Ditto.
3006 (tree_map_marked_p): Ditto.
3007 (init_ttree): Set up tree_contains_struct and call langhook.
3008 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
3009 (tree_code_size): Update for new structures.
3010 (tree_node_structure): Update for new structures.
3011 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
3013 (copy_node_stat): Copy init priority.
3014 (build_decl_stat): Ditto for visibility.
3015 (ts_enum_names): New.
3016 (tree_contains_struct_check_failed): New function.
3017 (decl_init_priority_lookup): Ditto.
3018 (decl_init_priority_insert): Ditto.
3019 * treestruct.def: New file.
3020 * tree.h (CODE_CONTAINS_STRUCT): New macro.
3021 (CONTAINS_STRUCT_CHECK): Ditto.
3022 (tree_contains_struct_check_failed): New prototype.
3023 (DECL_CHECK): Removed.
3024 (DECL_MINIMAL_CHECK): New.
3025 (DECL_COMMON_CHECK): Ditto.
3026 (DECL_WRTL_CHECK): Ditto.
3027 (DECL_NON_COMMON_CHECK): Ditto.
3028 (DECL_WITH_VIS_CHECK): Ditto.
3029 (VAR_OR_FUNCTION_DECL_P): Ditto
3030 (struct tree_decl_minimal): New structure.
3031 (struct tree_decl_common): Ditto.
3032 (struct tree_decl_with_rtl): Ditto.
3033 (struct tree_decl_with_vis): Ditto.
3034 (struct tree_decl_non_common): Ditto.
3035 (struct tree_field_decl): Ditto.
3036 (struct tree_parm_decl): Ditto.
3037 (struct tree_var_decl): Ditto.
3038 (struct tree_function_decl): Ditto.
3039 (struct tree_const_decl): Ditto.
3040 (struct tree_result_decl): Ditto.
3041 (union tree_node): Add new structures.
3042 * var-tracking.c (track_expr_p): Reverse order of tests.
3044 * doc/c-tree.texi: Add documentation on DECL node internal structure.
3046 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
3048 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
3049 * system.h: Poison FINALIZE_PIC.
3050 * doc/tm.texi (FINALIZE_PIC): Remove.
3052 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
3055 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
3056 to the correct type if we have a MODIFY_EXPR.
3058 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
3060 PR tree-optimization/22360
3061 * tree.c (upper_bound_in_type): Fix calculations for casting
3062 to a non-wider signed type and casting a signed value to a
3063 wider unsigned type.
3064 (lower_bound_in_type): Fix calculations for casting to a
3065 non-wider signed type.
3067 PR tree-optimization/20139
3068 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
3070 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
3071 fold_cond_expr_cond.
3072 * tree-ssanames.c (release_defs): Assert in_ssa_p.
3073 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
3075 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
3078 * tree-complex.c (expand_complex_libcall): Produce
3079 REALPART_EXPR/IMAGPART_EXPR with the correct type.
3081 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
3083 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
3084 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
3085 b" assert and inserted fastpath code for this case.
3086 (bitmap_ior): Removed "a != b" assert.
3088 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3090 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
3091 (ENDFILE_SPEC): Likewise.
3092 * config/m32r/m32r.h (ASM_SPEC): Likewise.
3094 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
3095 a large stack frame at epilogue.
3097 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
3099 * final.c: Include sdbout.h when required.
3101 2005-07-07 Geoffrey Keating <geoffk@apple.com>
3103 * config.gcc (*-*-darwin*): Only one target-specific header file
3105 (powerpc-*-darwin*): Add version-specific header files.
3106 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
3107 * config.in: Regenerate.
3108 * configure: Regenerate.
3109 * gcc.c: Include xregex.h.
3110 (version_compare_spec_function): New.
3111 (spec_function): Add version-compare.
3112 (replace_outfile_spec_function): Reformat comment.
3113 (compare_version_strings): New.
3114 * config/darwin-c.c (version_as_macro): New.
3115 (builtin_define): New.
3116 (darwin_cpp_builtins): New.
3117 * config/darwin-protos.h (darwin_cpp_builtins): New.
3118 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
3119 (LIB_SPEC): Make unconditional, update comment.
3120 (TARGET_C99_FUNCTIONS): Define.
3121 * config/darwin.opt: Sort.
3122 (mmacosx-version-min=): New.
3123 * config/darwin7.h: Delete.
3124 * config/darwin8.h: Delete.
3125 * config/i386/darwin.h (): Call darwin_cpp_builtins.
3126 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
3127 (TARGET_C99_FUNCTIONS): Define.
3128 * config/rs6000/darwin7.h: New.
3129 * config/rs6000/darwin8.h: New.
3130 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
3131 (-mmacosx-version-min): Document.
3133 2005-07-07 Ian Lance Taylor <ian@airs.com>
3135 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
3137 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
3140 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
3142 2005-07-07 Khem Raj <kraj@mvista.com>
3144 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
3145 in bytes, not words.
3147 2005-07-07 Paul Brook <paul@codesourcery.com>
3149 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
3150 DEFAULT_FUNCTION_ARG_PADDING to upward.
3152 2005-07-07 Richard Henderson <rth@redhat.com>
3154 * function.c (locate_and_pad_parm): Record parameter alignment in
3155 stack_alignment_needed.
3157 2005-07-07 David Edelsohn <edelsohn@gnu.org>
3159 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
3160 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
3161 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
3162 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
3163 (define_attr "type"): Add isync, sync, load_l, store_c.
3164 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
3165 Create scratch volatile MEM.
3166 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
3168 (load_locked_<mode>): New.
3169 (store_conditional_<mode>): New.
3170 (sync_compare_and_swap<mode>): Replace with splitter.
3171 (sync_lock_test_and_set<mode>): Replace with splitter.
3172 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
3174 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
3175 is ics. Attribute isync.
3176 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
3178 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
3179 and UNSPECV_SYNC_OP.
3180 (emit_unlikely_jump): New.
3181 (emit_load_locked): New.
3182 (emit_store_conditional): New.
3183 (rs6000_split_compare_and_swap): New.
3184 (rs6000_split_lock_test_and_set): New.
3185 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
3186 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
3187 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
3188 rs6000_split_lock_test_and_set): Declare.
3189 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
3190 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
3191 store_c, isync, sync.
3193 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
3195 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
3196 filenames to gtyp-gen.h.
3197 (s-typ-gen): Use it in place of for loops.
3199 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
3201 * hooks.c (hook_bool_rtx_int_false): New function.
3202 * hooks.h (hook_bool_rtx_int_false): Declare.
3203 * target-def.h (TARGET_COMMUTATIVE_P): Define.
3204 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
3205 * target.h (struct gcc_target): Add commutative_p member.
3206 * targhooks.c (hook_bool_rtx_commutative_p): New function.
3207 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
3208 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
3209 (pa_commutative_p): New function.
3210 * jump.c (target.h): Include.
3211 (rtx_renumbered_equal_p): Use targetm.commutative_p.
3212 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
3214 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3216 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
3217 (s390_expand_setmem): New.
3218 * config/s390/s390.c: Likewise.
3219 (print_shift_count_operand): Truncate to 12 bits instead of 6.
3221 * config/s390/s390.md: ("setmem<mode>"): Accept character as
3222 general_operand. Call new function "s390_expand_setmem".
3223 ("clrmem_long", "*clrmem_long"): Rewrite to ...
3224 ("setmem_long", "*setmem_long"): ... this.
3226 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3228 * config/s390/s390.c: (optimization_options): Enable
3229 TARGET_MVCLE at -Os.
3230 * doc/invoke.texi: Document changes in default behaviour.
3231 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
3233 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3235 * expr.c: (set_storage_via_setmem): Convert opchar to mode
3236 defined by back-end.
3238 2005-07-07 Jakub Jelinek <jakub@redhat.com>
3240 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
3241 all sets in the pattern.
3242 * config/rs6000/rs6000.md (stack_protect_testsi,
3243 stack_protect_testdi): Likewise.
3245 2005-07-06 Jeff Law <law@redhat.com>
3247 * tree-vrp.c (simplify_using_ranges): Kill.
3248 (vrp_finalize): Remove call to simplify_using_ranges.
3249 (simplify_stmt_using_ranges): New function extracted from
3250 simplify_using_ranges.
3251 (simplify_div_or_mod_using_ranges): Likewise.
3252 (simplify_abs_using_ranges): Likewise.
3253 (simplify_cond_using_ranges): New function.
3254 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
3255 * tree-ssa-propagate.c (substitute_and_fold): Call
3256 simplify_stmt_using_ranges if we have range information.
3258 2005-07-06 James E. Wilson <wilson@specifixinc.com>
3260 * config/ia64/ia64.c (ia64_reorg): Check optimize before
3261 ia64_flag_schedule_isns2.
3263 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
3264 reading/writing general registers.
3265 (ia64_function_arg): Revert 2005-06-18 change.
3267 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
3269 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
3270 (legitimize_tls_address): Use gcc_unreachable instead of abort.
3272 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
3274 * function.c (expand_function_end): Revert part of 2005-06-27
3275 patch. Do sjlj_emit_function_exit_after after return_label.
3277 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
3279 * doc/install.texi (--disable-libssp): New.
3281 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
3283 * doc/invoke.texi: Update -fforce-mem documentation.
3284 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
3285 code for -fforce-mem.
3286 * expmed.c: (store_bit_field,store_fixed_bit_field,
3287 extract_bit_field): Ditto.
3288 * expr.c: (convert_move): Ditto.
3289 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
3290 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
3291 emit_conditional_add,expand_float,expand_fix): Ditto.
3292 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
3293 (common_handle_option): Issue warning when -fforce-mem specified.
3295 2005-07-06 Paul Brook <paul@codesourcery.com>
3297 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
3299 * configure: Regenerate.
3301 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
3303 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
3305 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
3307 Fix PR tree-optimization/22319
3308 Fix PR tree-optimization/22140
3309 Fix PR tree-optimization/22310
3311 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
3312 variable sized types.
3313 Use correct type for intermediate structure on *a = *b structure
3316 2005-07-06 Jakub Jelinek <jakub@redhat.com>
3318 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
3320 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
3321 (machine_function): Move typedef to...
3322 * config/rs6000/rs6000.c (machine_function): ... here. Add
3323 varargs_save_offset field.
3324 (rs6000_stack_t): Remove varargs_size field.
3325 (setup_incoming_varargs): Allocate varargs save area using
3326 assign_stack_local, try to make it as small as possible.
3327 Save offset from virtual_stack_vars_rtx to the save area
3328 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
3329 instead of magic 8 when fp word byte size is used.
3330 (rs6000_va_start): Use cfun->machine->varargs_save_offset
3331 instead of -RS6000_VARARGS_SIZE.
3332 (rs6000_stack_info, debug_stack_info,
3333 rs6000_initial_elimination_offset): Remove all traces of
3335 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
3336 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
3337 RS6000_VARARGS_AREA.
3339 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
3341 PR tree-optimization/21963
3342 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
3343 constant_multiple_of in the same way get_computation_cost_at does.
3345 2005-07-06 Jakub Jelinek <jakub@redhat.com>
3347 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
3348 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
3349 (gen_compare_reg): If sparc_compare_emitted is set, clear it
3350 and return its previous value.
3351 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
3352 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
3354 (stack_protect_set, stack_protect_test): New expanders.
3355 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
3356 stack_protect_testdi): New insns.
3357 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3358 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
3360 2005-07-06 Jeff Law <law@redhat.com>
3362 * tree-ssa-dce.c (cfg_altered): New global.
3363 (tree_dce_init): Initialize cfg_altered.
3364 (remove_dead_stmt): If we remove an edge in the CFG, then set
3366 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
3369 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
3371 * Makefile.in (stamp-collect-ld): Use
3372 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
3373 ./collect-ld if it already exists.
3374 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
3375 Don't remove ./nm if it already exists.
3377 2005-07-05 Devang Patel <dpatel@apple.com>
3379 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
3380 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
3381 * tree-vectorizer.c (vect_loop_location): New.
3382 (vect_print_dump_info): Use vect_loop_location.
3383 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
3384 (vectorize_loops): Set vect_loop_location.
3385 * tree-vect-analyze.c (vect_analyze_offset_expr,
3386 vect_determin_vectorization_factor, vect_analyze_operations,
3387 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
3388 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
3389 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
3390 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
3391 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
3392 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
3393 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
3394 vect_analyze_loop): Adjust vect_print_dump_info API.
3395 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
3396 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
3397 vect_finish_stmt_generation, vectorizable_assignment,
3398 vectorizable_operation, vectorizable_store, vectorizable_load,
3399 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
3400 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
3401 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
3402 vect_transform_loop): Same.
3403 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
3404 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
3407 2005-07-05 Randolph Chung <tausq@debian.org>
3409 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
3410 * configure: Regenerate.
3411 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
3412 (pa_tls_referenced_p): Declare.
3413 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
3414 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
3415 (legitimize_tls_address): New.
3416 (hppa_legitimize_address): Handle TLS addresses.
3417 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
3418 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
3419 (emit_move_sequence): Handle TLS addresses.
3420 (pa_encode_section_info): Call default handler to handle common
3422 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
3423 (CONSTANT_ADDRESS_P): Reject TLS operands.
3424 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
3425 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
3426 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
3427 (UNSPEC_TLSLE): Define new constants.
3428 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
3429 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
3430 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
3431 (tie_symbolic_operand, tle_symbolic_operand): New
3433 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
3435 * aclocal.m4: Update macros for autoconf 2.59 style.
3436 * configure.ac: Likewise.
3438 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3440 * pa.c (function_value): Handle small aggregates on 32-bit targets.
3441 (function_arg): Pass small aggregates in general registers on 32-bit
3443 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
3445 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
3447 * Makefile.in (final.o): Fix dependencies.
3449 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
3453 * langhooks.h (struct lang_hooks): Add expr_to_decl.
3454 * langhooks.c (lhd_expr_to_decl): New.
3455 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
3457 (LANG_HOOKS_INITIALIZER): Update.
3458 * tree.c (recompute_tree_invarant_for_addr_expr): Call
3459 expr_to_decl langhook.
3460 * c-tree.h (c_expr_to_decl): Declare.
3461 * c-typeck.c (c_expr_to_decl): New.
3462 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
3464 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
3466 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
3469 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
3470 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
3472 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
3474 * Makefile.in: Adjust dependencies.
3475 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
3476 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
3477 * alias.c (rest_of_handle_cfg, pass_cfg): New.
3478 * bb-reorder.c (duplicate_computed_gotos): Make it static.
3479 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
3480 rest_of_compilation.
3482 * bb-reorder.c (gate_duplicate_computed_gotos,
3483 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
3484 rest_of_handle_reorder_blocks, pass_reorder_blocks,
3485 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
3486 pass_partition_blocks): New.
3487 * bt-load.c (gate_handle_branch_target_load_optimize,
3488 rest_of_handle_branch_target_load_optimize,
3489 pass_branch_target_load_optimize): New.
3490 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
3492 * cfglayout.c (pass_insn_locators_initialize): New.
3493 * cfgrtl.c (pass_free_cfg): New.
3494 * combine.c (gate_handle_combine, rest_of_handle_combine,
3496 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
3497 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
3498 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
3499 * except.c (pass_set_nothrow_function_flags,
3500 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
3502 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
3503 rest_of_handle_shorten_branches, pass_shorten_branches,
3504 rest_of_clean_state, pass_clean_state): New.
3505 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
3506 rest_of_handle_remove_death_notes, pass_remove_death_notes,
3507 rest_of_handle_life, pass_life, rest_of_handle_flow2,
3509 * function.c (pass_instantiate_virtual_regs, pass_init_function,
3510 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
3511 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
3512 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
3514 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
3515 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
3516 pass_rtl_ifcvt, gate_handle_if_after_combine,
3517 rest_of_handle_if_after_combine, pass_if_after_combine,
3518 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
3519 pass_if_after_reload): New.
3520 * integrate.c (pass_initial_value_sets): New.
3521 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
3522 pass_purge_lineno_notes): New.
3523 * mode-switching.c (rest_of_handle_mode_switching,
3524 pass_mode_switching): New.
3525 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
3526 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
3528 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
3529 pass_loop_optimize): New.
3530 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
3532 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
3534 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
3535 pass_postreload_cse): New.
3536 * profile.c (gate_handle_profiling, pass_profiling,
3537 rest_of_handle_branch_prob, pass_branch_prob): New.
3538 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
3539 pass_split_before_regstack, gate_handle_split_before_regstack,
3540 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
3541 rest_of_handle_split_all_insns, pass_split_all_insns): New.
3542 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
3543 pass_stack_regs): New.
3544 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
3545 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
3546 pass_stack_adjustments): New.
3547 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
3548 pass_regrename): New.
3549 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
3550 pass_delay_slots, gate_handle_machine_reorg,
3551 rest_of_handle_machine_reorg, pass_machine_reorg): New.
3552 * rtl.h (extern void purge_line_number_notes): New.
3553 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
3554 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
3556 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
3558 * value-prof.c (gate_handle_value_profile_transformations,
3559 rest_of_handle_value_profile_transformations,
3560 pass_value_profile_transformations): New.
3561 * var-tracking.c (gate_handle_var_tracking,
3562 pass_variable_tracking): New.
3563 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
3565 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
3566 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
3567 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
3568 rest_of_handle_old_regalloc, rest_of_handle_regrename,
3569 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
3570 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
3571 rest_of_handle_gcse2, rest_of_handle_regmove,
3572 rest_of_handle_tracer, rest_of_handle_if_conversion,
3573 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
3574 rest_of_handle_web, rest_of_handle_branch_prob,
3575 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
3576 rest_of_handle_jump_bypass, rest_of_handle_combine,
3577 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
3578 rest_of_handle_gcse, rest_of_handle_loop_optimize,
3579 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
3580 rest_of_handle_mode_switching, rest_of_handle_jump,
3581 rest_of_handle_eh, rest_of_handle_stack_adjustments,
3582 rest_of_handle_flow2, rest_of_handle_jump2,
3583 rest_of_handle_peephole2, rest_of_handle_postreload,
3584 rest_of_handle_shorten_branches, rest_of_clean_state,
3585 rest_of_compilation): Remove.
3587 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
3588 * passes.c (dump_flags, in_gimple_form, all_passes,
3589 all_ipa_passes, all_lowering_passes, register_one_dump_file,
3590 register_dump_files, next_pass_1, last_verified, execute_todo,
3591 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
3592 from tree-optimize.c.
3593 (init_optimization_passes): Moved from tree-optimize.c,
3594 adding the RTL optimizations.
3595 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
3596 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
3597 all_ipa_passes, all_lowering_passes, register_one_dump_file,
3598 register_dump_files, next_pass_1, last_verified, execute_todo,
3599 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
3600 init_tree_optimization_passes, ipa_passes): Delete.
3601 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
3603 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
3604 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
3606 (ipa_passes): Remove.
3607 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
3608 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
3609 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
3610 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
3611 (dump_info_p, dump_flag): Moved to tree-dump.h.
3613 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
3615 * passes.c (finish_optimization_passes): Use dump_begin
3616 and dump_end, TDI_end.
3617 (gate_rest_of_compilation): New.
3618 (pass_rest_of_compilation): Use it.
3619 (gate_postreload, pass_postreload): New.
3620 * toplev.c (general_init): Rename init_tree_optimization_passes.
3621 * toplev.h (init_tree_optimization_passes): Rename to
3622 init_optimizations_passes.
3623 * tree-dump.c (dump_flag): Make static.
3624 (dump_files): Remove RTL dumps.
3625 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
3626 pass_cleanup_cfg, pass_free_cfg_annotations,
3627 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
3628 pass_init_datastructures, pass_fixup_cfg): Make non-static.
3629 * tree-pretty-print.c: Include tree-pass.h.
3630 * cgraph.c: Include tree-dump.h.
3632 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
3634 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
3635 Only fall back to saying it points to readonly memory if
3638 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3640 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
3641 * config/m32r/m32r.c (m32r_compute_frame_size,
3642 m32r_expand_prologue): Take current_function_profile into
3643 account whenever we reference
3644 current_function_uses_pic_offset_table.
3645 (m32r_finalize_pic): Remove.
3646 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
3648 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
3650 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
3651 instead of $<. Don't remove ./as if it already exists.
3653 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3656 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
3657 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
3658 for complex modes when generating code for PA 1.0.
3659 (VALID_FP_MODE_P): New macro.
3660 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
3661 sets for all general and floating point modes. Align wide floating
3662 point modes to even register boundaries to comply with architectural
3664 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
3665 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
3666 (VALID_FP_MODE_P): New macro.
3667 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
3668 sets for all general and floating point modes. Align wide floating
3669 point modes to even register boundaries to comply with architectural
3672 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3674 * tree-dump.c (dump_files): Initialize dump number for .cgraph
3677 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3679 * tree-ssa-structalias.c: Don't include expr.h.
3681 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3683 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
3686 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
3688 Fix PR tree-optimization/22279
3690 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
3693 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
3695 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
3697 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
3699 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
3700 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
3701 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
3702 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
3703 config/stormy16/stormy16.c, config/v850/v850.c,
3704 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
3705 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
3706 Avoid "." or "\n" at end of diagnostics and capital letters at
3707 start of diagnostics.
3708 * combine.c, cse.c: Don't translate dump file output.
3709 * toplev.c (print_version): Only translate output if going to
3712 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
3714 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
3715 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
3718 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3720 * pa.c (fix_range): Fix typo in comment.
3722 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
3724 * tree-vrp.c (extract_range_from_assert): Replace
3725 fold (build (...)) with fold_build2.
3727 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3729 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
3730 gcc_gfc_char_table, init_dynamic_gfc_info): New.
3731 (format_types_orig, handle_format_attribute): Add support for
3734 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
3736 * varasm.c (assemble_variable): Fix format specifier thinko.
3738 2005-07-03 Ira Rosen <irar@il.ibm.com>
3740 PR tree-optimization/22029 (and 22135)
3741 * tree-pretty-print.c (dump_generic_node): Check that the node is not
3742 a phi node before calling dump_vops.
3744 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
3746 * tree-dump.h (dump_string_field): Declare.
3747 * tree-dump.c: Use it instead of dump_string.
3748 (dump_string_field): Make non-static.
3750 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
3752 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
3753 up the minimal CFG stuff always when optimize > 0. Call
3754 split_all_insns_noflow in PIC case if needed.
3756 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
3757 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
3760 * c-decl.c (c_write_global_declarations): Dump contents of
3762 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
3763 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
3764 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
3765 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
3768 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
3770 * c-common.h (GCC_DIAG_STYLE): Define.
3771 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
3772 version for format checking to 4.1.
3773 * c-format.c: Include toplev.h after c-common.h.
3774 (enum format_type): Add gcc_tdiag_format_type.
3775 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
3776 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
3777 (format_types_orig): Add gcc_tdiag.
3778 (init_dynamic_diag_info): Support gcc_tdiag formats.
3779 (handle_format_attribute): Likewise.
3780 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
3781 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
3782 version for format checking to 4.1.
3783 (warning0, warning, error, pedwarn, sorry): Use
3785 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
3786 (finish_aliases_1): Do not use %qE.
3787 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
3788 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
3789 Correct format bugs.
3790 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
3791 parameter to unsigned HOST_WIDE_INT.
3792 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
3794 2005-07-02 David Edelsohn <edelsohn@gnu.org>
3797 * expr.c (write_complex_part): Use adjust_address for MEM.
3798 (read_complex_part): Same.
3800 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
3802 Fix PR tree-optimization/22280
3804 * tree-sra.c (generate_element_init): Remove useless loop.
3806 2005-07-02 Richard Henderson <rth@redhat.com>
3808 * config/alpha/alpha.c (alpha_legitimize_address): Check for
3810 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
3812 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
3815 * fold-const.c (fold_binary): Handle the return value of
3816 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
3817 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
3819 2005-07-02 Jeff Law <law@redhat.com>
3821 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
3822 a eliminate type conversion which feeds an equality comparison
3823 if the original type or either operand in the comparison is a
3826 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
3828 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
3829 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
3831 * config/avr/avr.c: Do not use '`' as left quote.
3832 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
3833 Remove "." from end of diagnostics. Make diagnostics start with
3836 2005-07-02 Zack Weinberg <zack@codesourcery.com>
3837 Joseph S. Myers <joseph@codesourcery.com>
3839 * toplev.c (default_tree_printer): Handle setting location with
3841 * c-objc.common.c (c_tree_printer): Likewise.
3842 * c-format.c (gcc_diag_flag_specs): Add '+'.
3843 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
3844 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
3846 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
3847 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
3848 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
3849 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
3850 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
3851 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
3852 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
3853 format arguments where %J is used without %D.
3855 2005-07-02 Jakub Jelinek <jakub@redhat.com>
3857 * gcc.c (LINK_SSP_SPEC): Define.
3858 (link_ssp_spec): New variable.
3859 (LINK_COMMAND_SPEC): Add %(link_ssp).
3860 (static_specs): Add link_ssp_spec.
3861 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
3862 * configure: Rebuilt.
3863 * config.in: Rebuilt.
3865 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3866 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
3867 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
3868 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
3869 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
3870 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
3871 -0x7008(2) instead of reading __stack_chk_guard variable.
3872 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
3874 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
3875 (stack_protect_set, stack_protect_test): Use *_tls* patterns
3876 if TARGET_THREAD_SSP_OFFSET is defined.
3877 (stack_tls_protect_set_si, stack_tls_protect_set_di,
3878 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
3881 2005-06-27 Richard Henderson <rth@redhat.com>
3882 * libgcc-std.ver (GCC_4.1.0): New.
3883 * libgcc.h (__stack_chk_guard): Declare.
3884 (__stack_chk_fail, __stack_chk_fail_local): Declare.
3885 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
3886 * mklibgcc.in (lib2funcs): Add them.
3888 2005-07-01 Richard Henderson <rth@redhat.com>
3890 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
3891 void * before struct sigcontext *.
3892 (x86_fallback_frame_state): Likewise.
3894 2005-07-01 James E. Wilson <wilson@specifixinc.com>
3896 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
3898 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
3901 * tree-ssa-reassoc.c (should_transpose): Fix which operand
3902 we check for SSA_NAME for.
3904 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
3906 Fix PR tree-optimization/22071
3908 * tree-ssa-structalias.c (offset_overlaps_with_access): New
3910 (get_constraint_for_component_ref): Use it.
3912 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
3915 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
3916 print out the last new line.
3918 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
3920 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
3921 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
3922 * config/cris/cris.c (cris_conditional_register_usage): Adjust
3923 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
3924 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
3925 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
3926 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
3927 (enum reg_class): New member CC0_REGS.
3928 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
3929 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
3930 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
3931 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
3932 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
3933 Adjust for register now described.
3935 2005-07-01 Jakub Jelinek <jakub@redhat.com>
3938 * config/i386/i386.md (stack_protect_test_si,
3939 stack_protect_test_di): Add earlyclobber for scratch 3.
3940 * config/rs6000/rs6000.md (stack_protect_testsi,
3941 stack_protect_testdi): Add earlyclobber for scratch 3,
3942 remove earlyclobber from scratch 4.
3944 Older entries for 2005 can be found in ChangeLog-2005.
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