1 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
3 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
4 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
6 2005-08-09 Richard Guenther <rguenther@suse.de>
8 * c-common.c (builtin_function_2): Remove.
9 (def_builtin_1): New function.
10 (c_common_nodes_and_builtins): Use def_builtin_1 to
11 build builtin functions.
13 2005-08-09 Jie Zhang <jie.zhang@analog.com>
15 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
16 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
17 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
20 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
22 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
23 fold_binary instead of fold_build2 since we don't care about the
25 (loop_niter_by_eval): Likewise.
26 (compare_trees): Likewise.
27 (proved_non_wrapping_p): Likewise.
29 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
33 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
34 if the if is really empty.
36 2005-08-09 Steven Bosscher <stevenb@suse.de>
38 PR tree-optimization/23234
39 * tree-ssa-math-opts.c (place_reciprocal): New enum.
40 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
41 argument of the new enum.
42 (execute_cse_reciprocals): Add reciprocals for function arguments
43 on the unique successor edge of the entry block. Update other calls
44 to execute_cse_reciprocals_1.
46 2005-08-08 Richard Henderson <rth@redhat.com>
49 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
51 2005-08-08 Bob Wilson <bob.wilson@acm.org>
53 * expr.c (write_complex_part): Return after handling MEM.
55 2005-08-08 Josh Conner <jconner@apple.com>
57 PR rtl-optimization/23241
58 * combine.c (simplify_comparison): Fix error in determining
59 whether to lift a subreg from comparison.
61 2005-08-08 David Edelsohn <edelsohn@gnu.org>
64 * config/rs6000/altivec.md (vec_init<mode>): New.
66 (vec_extract<mode>): New.
67 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
68 (rs6000_expand_vector_set): New.
69 (rs6000_expand_vector_extract): New.
70 (rs6000_legitimate_offset_address_p): Offset addresses are valid
71 for Altivec modes before reload.
72 (altivec_expand_vec_init_builtin): New.
73 (get_element_number): New.
74 (altivec_expand_vec_set_builtin): New.
75 (altivec_expand_vec_ext_builtin): New.
76 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
78 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
80 * config/rs6000/rs6000.h (rs6000_builtins): Add
81 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
82 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
83 * config/rs6000/rs6000-protos.h: Declare new functions.
85 2005-08-08 Jan Hubicka <jh@suse.cz>
87 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
88 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
89 * i386.md (movdi*): Use pic_32bit_operand.
90 * predicates.md (pic_32bit_operand): New.
92 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
95 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
97 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
99 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
100 (test_for_singularity): Use fold_build2.
102 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
104 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
106 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
108 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
109 (COMMON_ASM_OP) Define.
110 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
111 (ix86_encode_section_info): Likewise.
112 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
113 SUBTARGET_ENCODE_SECTION_INFO.
115 2005-08-06 Richard Henderson <rth@redhat.com>
118 * tree-nested.c (convert_local_reference): Save and restore val_only
119 around component_ref and friends. Clear walk_subtrees by default.
121 2005-08-06 Peter O'Gorman <peter@pogma.com>
124 * gcc.c (process_command): Check the argument to -b has a dash.
125 * doc/invoke.texi: Update -b and -V docs.
127 2005-08-06 James E Wilson <wilson@specifix.com>
129 * config/mips/cross64.h, config/mips/t-cross64: Delete.
131 2005-08-06 Michael Matz <matz@suse.de>
133 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
134 member only if only one insn is associated with the value.
136 2005-08-06 Nick Clifton <nickc@redhat.com>
138 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
140 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
141 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
142 Check symbol flags instead of symbol name mangling.
143 (xstormy16_asm_output_aligned_common): Likewise. Also
144 simplify code since the bss100_section cass is the only case
145 where the below100 code will be triggered.
146 (xstormy16_encode_section_info): Encode below100 attribute
147 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
149 (xstormy16_strip_name_encoding): Delete - this function is no
151 (TARGET_STRIP_NAME_ENCODING): Undefine.
152 * config/stormy16/stormy16-protos.h: Delete prototype for
153 xstormy16_strip_name_encoding.
155 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
157 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
158 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
159 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
160 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
161 config/alpha/predicates.md, config/arc/arc.h,
162 config/arm/arm.h, config/arm/ieee754-df.S,
163 config/arm/ieee754-sf.S, config/bfin/bfin.c,
164 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
165 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
166 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
167 config/m68hc11/m68hc11.h, config/mips/mips.c,
168 config/mips/mips.h, config/mips/openbsd.h,
169 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
170 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
171 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
172 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
173 config/sparc/linux.h, config/sparc/linux64.h,
174 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
175 doc/extend.texi, doc/gcov.texi, doc/install.texi,
176 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
177 typos. Follow spelling conventions.
179 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
182 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
183 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
184 specially. Check for side effects only for COND_EXPR.
185 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
186 return with TREE_NO_WARNING.
188 2005-08-06 Richard Sandiford <richard@codesourcery.com>
190 PR rtl-optimization/23233
191 * loop.c (combine_movables): Require the modes to be the same.
192 (move_movables): Remove handling of cases where the replacement
193 had a different mode to the original.
195 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
197 PR tree-optimization/23128
198 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
199 subtraction wrap, and set TREE_OVERFLOW if they do.
201 2005-08-05 Richard Henderson <rth@redhat.com>
204 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
207 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
210 * reload.c (find_reloads_subreg_address): Pass down TYPE
211 unchanged. Change all callers except find_reloads_toplev.
213 2005-08-05 Michael Matz <matz@suse.de>
215 * genattrtab.c (current_alternative_string): Remove.
216 (SIMPLIFY_ALTERNATIVE): Ditto.
217 (attr_alt_bit_p): Ditto.
218 (alternative_name): Make const char *.
219 (evaluate_eq_attr): Remove use of above things.
220 (simplify_test_exp): Ditto.
221 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
222 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
224 2005-08-04 James E Wilson <wilson@specifix.com>
226 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
227 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
228 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
229 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
230 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
232 2005-08-04 Richard Henderson <rth@redhat.com>
235 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
236 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
237 * tree-sra.c (decide_block_copy): Use it. Disable element copy
238 if we'd have to instantiate too many members.
240 2005-08-04 Richard Henderson <rth@redhat.com>
243 * tree-outof-ssa.c (coalesce_asm_operands): New.
244 (coalesce_ssa_name): Use it. Split out ...
245 (coalesce_phi_operands, coalesce_result_decls): ... these.
247 2005-08-04 Paul Brook <paul@codesourcery.com>
249 * read-rtl.c (read_quoted_string): Break if EOF.
251 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
253 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
254 (fold_build2): Likewise.
255 (fold_build3): Likewise.
256 (fold_build1_stat): New function prototype.
257 (fold_build2_stat): Likewise.
258 (fold_build3_stat): Likewise.
259 * fold-const.c (fold_build1): Rename to ..
260 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
261 through to build1_stat.
262 (fold_build2): Rename to ..
263 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
264 through to build2_stat.
265 (fold_build3): Rename to ..
266 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
267 through to build3_stat.
269 2005-08-04 David Edelsohn <edelsohn@gnu.org>
270 Ian Lance Taylor <ian@airs.com>
272 * function.c (assign_stack_local_1): Do not correct stack slot
273 address if allocation size is smaller than mode size.
275 2005-08-04 Diego Novillo <dnovillo@redhat.com>
278 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
279 (tree_merge_blocks): Propagate anything allowed by
281 Clarify documentation.
282 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
283 SSA form, schedule an update if necessary.
285 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
287 * doc/install.texi (Binaries): Remove broken link to
288 Sinix/Reliant Unix binaries.
290 2005-08-03 Richard Henderson <rth@redhat.com>
293 * function.c (stack_protect_epilogue): Export.
294 * tree.h (stack_protect_epilogue): Declare.
295 * calls.c (expand_call): Call it.
297 2005-08-03 Eric Christopher <echristo@apple.com>
299 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
300 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
303 2005-08-04 Jan Hubicka <jh@suse.cz>
305 * profile.c (branch_prob): Split edges with goto locus on them
306 to get proper line counts.
307 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
309 2005-08-03 Paul Brook <paul@codesourcery.com>
311 * function.c (assign_parms): Round current_function_args_size
312 to PARM_BOUNDARY, not STACK_BOUNDARY.
314 2005-08-03 Geoffrey Keating <geoffk@apple.com>
316 * config/i386/i386.c (x86_elf_aligned_common)
317 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
319 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
321 PR tree-optimization/23157
322 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
323 before emitting them.
325 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
327 PR tree-optimization/19899
328 * Makefile.in (tree-scalar-evolution.o): Add real.h.
329 * tree-scalar-evolution.c: Include real.h.
330 (add_to_evolution): Build constant -1 of correct type.
332 2005-08-03 Jan Hubicka <jh@suse.cz>
334 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
335 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
336 profile updating for complette unrolling.
337 * loop-unroll.c (peel_loop_completely): Use it.
338 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
339 (tree_unroll_loops_completely): Disable code growing unrolling of cold
342 2005-08-03 Paul Brook <paul@codesourcery.com>
344 * combine.c (can_change_dest_mode): New function.
345 (try_combine, simplify_set): Use it.
347 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
349 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
352 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
354 * doc/install.texi (Specific): Adjust link to openavr.org.
355 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
356 (Binaries): Adjust HP-UX Porting Center link.
357 (Binaries): Adjust Free Software Foundation ordering link.
359 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
361 * convert.c (convert_to_integer): Use fold_build1 instead of
362 build1 when converting an integer to an integer.
364 2005-08-02 Richard Henderson <rth@redhat.com>
366 * combine.c (combine_instructions): Don't use reg_equal/equiv
367 results if the mode doesn't match.
369 2005-08-02 Mark Mitchell <mark@codesourcery.com>
371 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
372 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
374 2005-08-02 Richard Henderson <rth@redhat.com>
377 * explow.c (memory_address): Remove special-case for
378 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
380 2005-08-02 Diego Novillo <dnovillo@redhat.com>
383 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
384 number of calls to cleanup_tree_cfg_1.
386 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
388 * doc/invoke.texi: document file extensions .F90 and .F95
390 2005-08-02 Richard Guenther <rguenther@suse.de>
392 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
393 positive if its first argument is positive.
395 2005-08-02 Richard Guenther <rguenther@suse.de>
397 PR tree-optimization/23177
398 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
401 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
403 PR tree-optimization/23129
404 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
405 varying for divisions with anti-ranges.
407 2005-08-02 Jan Hubicka <jh@suse.cz>
409 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
410 * tree-ssa-threadupdate.c (thread_block): Add it here.
412 2005-08-01 James E Wilson <wilson@specifix.com>
414 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
415 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
416 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
418 * config/mips/predicates.md (const_call_insn_operand): Add check for
419 SYMBOL_REF_LONG_CALL_P.
420 * doc/extend.texi (long_call): Document the new attribute.
422 2005-08-01 Ian Lance Taylor <ian@airs.com>
423 Richard Henderson <rth@redhat.com>
425 * Makefile.in (RTL_BASE_H): Add real.h.
426 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
428 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
430 * rtl.c (rtl_check_failed_code_mode): New.
431 * rtl.h (struct rtx_def): Add u.rv.
432 (XCMWINT, XCNMPRV): New.
433 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
434 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
436 2005-08-01 Richard Henderson <rth@redhat.com>
438 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
441 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
443 2005-08-01 Jan Hubicka <jh@suse.cz>
445 * i386-protos.h (asm_preferred_eh_data_format): Declare.
446 * i386.c: Include dwarf2.h
447 (asm_preferred_eh_data_format): New.
448 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
450 2005-08-01 Ian Lance Taylor <ian@airs.com>
452 * config/host-linux.c (linux_gt_pch_get_address): Add new name
453 randomize_va_space for virtual address randomization control.
455 2005-08-01 Steven Bosscher <stevenb@suse.de>
457 * common.opt (flag_ipa_cp): Put in right place to maintain
460 2005-08-01 Jan Hubicka <jh@suse.cz>
462 * profile.c (compute_value_histograms): Fix thinko.
463 * value-prof.c: Include toplev.h
464 (check_counter): New function.
465 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
466 tree_mod_subtract_transform): Add sanity check.
468 2005-08-01 Richard Guenther <rguenther@suse.de>
470 PR tree-optimization/23133
471 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
472 current functions parameter decls to find defs to cse
475 2005-08-01 Richard Guenther <rguenther@suse.de>
477 PR tree-optimization/23109
478 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
479 If trapping math is in effect, use post-dominator information
480 to check if we'd in any case reach a trapping point before
481 doing the reciprocal insertion.
482 (execute_cse_reciprocals): Compute post-dominators, if necessary.
483 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
484 expressions are invariant only if trapping math is not in effect.
486 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
488 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
489 cgraph_function_versioning): New declarations.
490 * cgraphunit.c: Add include to ipa-prop.h.
491 (update_call_expr, cgraph_copy_node_for_versioning,
492 cgraph_function_versioning): New functions.
493 * integrate.c (copy_decl_for_inlining): Remove.
494 * ipa-prop.h (ipa_replace_map): New struct.
495 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
496 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
497 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
498 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
499 ipcp_iterate_stage, ipcp_method_scale_print,
500 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
501 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
502 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
503 ipcp_update_bb_counts, ipcp_update_profiling,
504 ipcp_update_edges_counts): New functions.
505 (ipcp_method_cval_init): Remove restriction regarding local methods.
506 (ipcp_init_stage): Add ipcp_method_compute_scale.
507 (ipcp_insert_stage): Add versioning.
508 (ipcp_structures_print): Add ipcp_method_scale_print.
509 (ipcp_driver): Dump profiling info.
510 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
511 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
512 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
513 (struct inline_data): Add versioning_p, ipa_info, new fields.
514 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
515 declare_return_variable): Replace calls to copy_decl_for_inlining with
517 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
519 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
520 Add argument VERSIONING.
521 (copy_arguments_for_versioning, copy_static_chain,
522 function_versionable_p, tree_versionable_function_p,
523 tree_function_versioning, replace_ref_tree): New functions.
524 * tree-inline.h: Include varray.h.
525 (tree_versionable_function_p, tree_function_versioning,
526 tree copy_decl_for_dup): New declarations.
528 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
530 * ipa-cp.c: New file. Contains IPCP specific functionality.
531 * ipa-prop.h: New file. Contains structures/definitions that can be
532 used by several interprocedural data flow optimizations (and also IPCP).
533 * ipa-prop.c: New file.
534 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
535 * common.opt: Add ipa-cp flag.
536 * timevar.def: Add IPCP optimization.
537 * tree-optimize.c (init_tree_optimization_passes): Schedule
539 * tree-pass.h (pass_ipa_cp): Declare.
541 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
543 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
544 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
545 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
546 config/i386/i386.c, config/mips/mips.h,
547 config/rs6000/rs6000.h, config/sh/sh.c,
548 config/stormy16/stormy16.c: Fix comment typos.
550 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
553 * c-typeck.c (build_binary_op): Use common_type wrapper on
555 (common_type): Update comment.
557 2005-07-31 Steven Bosscher <stevenb@suse.de>
560 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
561 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
562 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
564 2005-07-31 Jan Hubicka <jh@suse.cz>
566 * pretty-print.h (pp_widest_integer): New macro.
567 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
570 2005-07-31 Jan Hubicka <jh@suse.cz>
572 * output.h (enum section_category): Export from varasm.c
573 (categorize_decl_for_section): Likewise.
574 * varasm.c (enum section_category): Kill.
575 (categorize_decl_for_section): Make global.
576 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
578 * i386.c (ix86_section_threshold): New static variable.
579 (ix86_in_large_data_p, ix86_encode_section_info,
580 x86_64_elf_unique_section,
581 x86_64_elf_select_section): New functions.
582 (TARGET_ENCODE_SECTION_INFO): Define
583 (override_options): Enable medium model for PIC.
584 (ix86_expand_prologue): Expand gen_set_got_rex64.
585 (legitimate_constant_p): Handle new UNSPECs.
586 (legitimate_pic_address_disp_p): Likewise.
587 (legitimize_pic_address): Lower MEDIUM model addressing.
588 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
589 (enum cmodel): Add MEDIUM_PIC.
590 (SYMBOL_REF_FAR_ADDR_P): New macro.
591 (SYMBOL_FLAG_FAR_ADDR): New flag.
592 * i386.md (movdi): Support medium model.
593 (set_got_rex64): New pattern.
594 * i386.opt (mlarge-data-threshold): New flag.
595 * predicates.md (zext_operand/sext_operand): Deal with medium model.
596 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
597 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
598 TARGET_ASM_UNIQUE_SECTION): New.
600 * invoke.texi (-mlarge_data_threshold): Document
602 2005-07-31 Jan Hubicka <jh@suse.cz>
604 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
605 (coalesce_vars): Likewise.
606 * tree-ssa-live.c (coalesce_cost): New.
607 (build_tree_conflict_graph): Use coalesce_cost.
608 * tree-ssa-live.h (coalesce_cost): Declare.
610 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
612 * arm.md (all peepholes for post-increment operations): Delete.
613 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
614 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
615 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
616 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
617 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
619 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
621 * fold-const.c (tree_expr_nonnegative_p): Always return true for
624 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
627 * doc/invoke.texi: Document -rdynamic.
629 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
632 * c-parser.c (c_parser_parms_list_declarator): Call
633 mark_forward_parm_decls.
634 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
635 decls with visibility structure.
637 2005-07-30 Paul Brook <paul@codesourcery.com>
639 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
641 2005-07-30 Paul Brook <paul@codesourcery.com>
643 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
645 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
647 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
649 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
652 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
653 nested function declarators.
654 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
655 (grokparms): Call warn_if_shadowing for parameters used within the
657 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
658 not used within the parameter list.
659 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
661 2005-07-30 Jan Hubicka <jh@suse.cz>
663 * expr.c (expand_expr_real_1): Do not load mem targets into register.
664 * i386.c (ix86_fixup_binary_operands): Likewise.
665 (ix86_expand_unary_operator): Likewise.
666 (ix86_expand_fp_absneg_operator): Likewise.
667 * optabs.c (expand_vec_cond_expr): Validate dest.
669 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
672 * real.c (real_from_string): Also set last bit if there is a
673 nonzero hex digit beyond GCC's internal precision after ".".
675 2005-07-29 David Edelsohn <edelsohn@gnu.org>
677 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
678 define_constants. Change duplicate values to unassigned numbers.
679 Change UNSPEC_SUBS to UNSPEC_VSUBS.
680 (*altivec_vspltsf): New.
681 (altivec_vperm_v4sf): Delete.
682 (altivec_vperm_<mode>): Use mode macro V.
683 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
684 (altivec_predicate_v4sf): Delete.
685 (altivec_predicate_<mode>): Use mode macro V.
686 (*altivec_lvesfx): New.
687 (*altivec_stvesfx): New.
688 (vec_realign_load_v4sf): Delete.
689 (vec_realign_load_<mode>): Use mode macro V.
690 * config/rs6000/rs6000.c (generate_set_vrsave): Use
693 2005-07-29 Mark Mitchell <mark@codesourcery.com>
696 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
698 * configure: Regenerated.
700 2005-07-29 Paul Brook <paul@codesourcery.com>
702 * doc/install.texi: Add link to GFortran binaries wiki page.
704 2005-07-29 David Ung <davidu@mips.com>
706 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
707 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
708 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
709 * config/mips/mips.md (cpu): Add 5kf name.
710 (includes): Includes 5k.md.
711 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
712 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
715 2005-07-29 Diego Novillo <dnovillo@redhat.com>
718 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
719 (cleanup_tree_cfg): ... here.
720 Call cleanup_tree_cfg_1 until there are no more cleanups to
723 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
725 * tree-vrp.c (compare_range_with_value): Return true or false
726 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
727 EQ_EXPR respectively.
729 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
731 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
734 2005-07-29 Diego Novillo <dnovillo@redhat.com>
736 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
737 (tree_ssa_dominator_optimize): Increment it.
738 (dump_dominator_optimization_stats): Print it.
740 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
741 Steven Bosscher <stevenb@suse.de>
743 PR rtl-optimization/23117
744 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
745 when head == tail. Tidy comment.
747 2005-07-28 Richard Henderson <rth@redhat.com>
749 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
750 * cselib.c (rtx_equal_for_cselib_p): Likewise.
751 * jump.c (rtx_renumbered_equal_p): Likewise.
752 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
753 CONST_INT and CONST_DOUBLE.
754 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
755 * reload.c (operands_match_p): Special case CONST_INT and
756 CONST_DOUBLE; check mode earlier.
758 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
761 * c-typeck.c (convert_for_assignment): Do not check
762 DECL_IN_SYSTEM_HEADER on NULL fundecl.
764 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
767 * c-typeck.c (composite_type): Prefer constant size arrays to
770 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
773 * real.c (real_from_string): Set last bit if there is a nonzero
774 hex digit beyond GCC's internal precision.
776 2005-07-28 Richard Henderson <rth@redhat.com>
779 * cfgcleanup.c (try_forward_edges): Watch out for end of
782 2005-07-28 James E Wilson <wilson@specifixinc.com>
785 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
787 2005-07-28 Jan Hubicka <jh@suse.cz>
789 * Makefile.in (rtl-profile.o): Kill all traces of it.
790 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
791 * coverage.h (rtl_coverage_counter_ref): Kill.
792 * opts.c (flag_speculative_prefetching_set): Kill.
793 (flag_loop_optimize_set): New.
794 (common_handle_option): Disable loop optimizer when profiling;
795 do not handle speculative prefetching.
796 * passes.c (init_optimization_passes): Replace pass_profiling combo
798 * profile.c (compute_value_histograms): Update for simplified value
800 (rtl_register_profile_hooks): Kill.
801 (pass_profiling): Kill.
802 (rest_of_handle_branch_prob): Do not profile.
803 * toplev.c (process_options): Remove speculative prefetching.
804 * toplev.h (flag_tree_based_profiling): Kill.
805 * tree-profile.c (prepare_instrumented_value,
806 tree_gen_interval_profiler, tree_gen_pow2_profiler,
807 tree_gen_one_value_profiler, do_tree_profiling): Update for
808 simplified datastructures.
809 * value-prof.c: Add comment that speculative prefetching was dropped;
810 update rest of file for simplified datastructures.
811 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
812 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
813 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
814 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
815 rtl_mod_subtract, gen_speculative_prefetch,
816 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
817 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
818 (gate_handle_value_profile_transformations,
819 rest_of_handle_value_profile_transformations,
820 pass_value_profile_transformations): Kill.
821 * value-prof.h (histogram_value_t): Remove IL based unions.
822 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
823 rtl_profile_hooks): Remove hooks.
825 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
827 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
828 (cgraph_clone_node): Likewise.
829 * cgraph.h (cgraph_clone_edge): Update prototype.
830 (cgraph_clone_node): Likewise.
831 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
833 (lookup_recursive_calls): Consider profile.
834 (cgraph_decide_recursive_inlining): Fix updating; use new
835 probability argument; use profile.
836 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
837 * tree-inline.c (copy_bb): Update clal of clone_edge.
838 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
840 * invoke.texi (min-inline-recursive-probability): Document.
842 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
844 * doc/install.texi (Configuration): Update Valgrind homepage.
846 2005-07-28 Richard Henderson <rth@redhat.com>
849 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
850 labels we want to delete.
851 (cfg_layout_merge_blocks): Likewise.
853 2005-07-28 Richard Henderson <rth@redhat.com>
856 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
857 when expanding to nothing.
859 2005-07-28 Josh Conner <jconner@apple.com>
861 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
862 (cgraph_decide_inlining_of_small_functions): Likewise.
864 2005-07-28 Josh Conner <jconner@apple.com>
866 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
867 direction of badness if negative.
868 (cgraph_default_inline_p): Add reason to parameters, and assign it
870 (cgraph_decide_inlining_of_small_functions): New parameter in call
871 to cgraph_default_inline_p.
872 (cgraph_decide_inlining_incrementally): Likewise.
873 * cgraphunit.c (decide_is_function_needed): Likewise.
874 * cgraph.h (cgraph_default_inline_p): Likewise.
876 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
878 * builtins.c: Fix comment typo(s).
879 * genautomata.c: Likewise.
880 * gimplify.c: Likewise.
881 * tree-dfa.c: Likewise.
882 * tree-flow-inline.h: Likewise.
883 * tree-into-ssa.c: Likewise.
884 * tree-ssa-alias.c: Likewise.
885 * tree-ssa-ccp.c: Likewise.
886 * tree-ssa-copy.c: Likewise.
887 * tree-ssa-dce.c: Likewise.
888 * tree-ssa-dom.c: Likewise.
889 * tree-ssa-operands.c: Likewise.
890 * tree-tailcall.c: Likewise.
891 * tree-vectorizer.c: Likewise.
892 * tree-vrp.c: Likewise.
895 2005-07-28 Jeff Law <law@redhat.com>
897 * tree-vrp.c (test_for_singularity): Extracted from ...
898 (simplify_cond_using_ranges): Attempt to simplify a relational
899 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
901 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
903 PR tree-optimization/22506
904 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
905 phis whose argument is constant.
907 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
909 PR rtl-optimization/18992
911 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
912 PR optimization/12142
913 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
914 uses of the register in the SET_SRC. Remove unnecessary argument.
916 Replace it with this:
917 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
918 if flag_non_call_exceptions is set and the insn may trap, pass
919 pc_rtx as dest for recursion.
920 In SET_SRC part of SET case, if dest is already set, pass it down
923 2005-07-28 Jan Hubicka <jh@suse.cz>
925 * cfg.c (update_bb_profile_for_threading): Use RDIV.
926 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
927 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
929 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
930 profile when available.
932 2005-07-28 Jan Beulich <jbeulich@novell.com>
934 * config/ia64/ia64.c (ia64_load_pair_ok): New.
935 (ia64_print_operand): Describe and handle 'X'.
936 (ia64_register_move_cost): Also handle FP_REGS.
937 (ia64_preferred_reload_class): Likewise.
938 (ia64_secondary_reload_class): Likewise.
939 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
940 it. Also check for ITANIUM_CLASS_FLDP.
941 * config/ia64/ia64.h (FP_REGNO_P): New.
942 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
943 (reg_class): Add FP_REGS.
944 (REG_CLASS_NAMES): Adjust for it.
945 (REG_CLASS_CONTENTS): Likewise.
946 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
947 (REG_CLASS_FROM_LETTER): Handle 'x'.
948 (CLASS_MAX_NREGS): Handle FP_REGS.
949 (MEMORY_MOVE_COST): Likewise.
950 * config/ia64/ia64.md (itanium_class): Add fldp.
952 (movti_internal): More allowable operand combinations. Use ldfp8 when
953 splitting unnecessary. Remove predicable attribute. Adjust
954 itanium_class attribute.
955 (smuldi3_highpart): Remove outdated comment.
956 (mulditi3, umulditi3, rotlti3): New expanders.
957 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
958 (absti2): Disabled new insn for future reference.
959 Respective new splitters.
960 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
961 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
962 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
964 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
966 PR rtl-optimization/23047
967 * simplify-rtx.c (simplify_const_relational_operation): Respect
968 flag_wrapv for comparisons with ABS.
970 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
972 PR tree-optimization/22493
973 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
974 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
976 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
978 * config/frv/frv.opt (moptimize-membar): New.
980 * doc/invoke.texi: Document -moptimize-membar and its inverse.
982 * config/frv/frv.h: Remove machine_function definition.
984 * config/frv/frv.c (struct frv_io): New.
985 (struct machine_function): Moved from frv.h. Add has_membar_p.
986 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
987 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
988 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
989 (frv_optimize_membar_global, frv_optimize_membar): New functions.
990 (frv_reorg): Call frv_optimize_membar when appropriate.
991 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
992 (frv_expand_builtin): Adjust calls accordingly.
993 (frv_io_address_cookie): New function.
994 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
995 load or store rather than a special insn. Add ccnstant address and
996 io-type operands to the membar.
997 (frv_ifcvt_modify_tests): Unsign regno.
998 (frv_ifcvt_modify_tests): Same.
1000 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
1001 UNSPEC_OPTIONAL_MEMBAR constant.
1002 (builtin_read_<mode>): Delete.
1003 (builtin_write_<mode>): Delete.
1004 ("optional_membar_<mode>"): Add operand.
1006 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
1007 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
1008 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
1009 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
1010 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
1011 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
1012 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
1013 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
1014 * testsuite/gcc.target/frv/all-read-write-1.c: New.
1016 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
1018 * df.c (df_uses_record): Handle SCRATCH.
1020 2005-07-28 Steven Bosscher <stevenb@suse.de>
1023 * passes.c (rest_of_decl_compilation): If decl is a type and
1024 we have encountered errors, don't emit debug information.
1026 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
1028 * params.def: Fixed comment.
1030 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
1033 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
1034 (TARGET_ASM_UNALIGNED_HI_OP): Add.
1035 (TARGET_ASM_UNALIGNED_SI_OP): Add.
1037 2005-07-27 Steven Bosscher <stevenb@suse.de>
1040 * varasm.c (assemble_start_function): Don't do anything that may
1041 require a CFG if the current function is a thunk.
1043 2005-07-25 Geoffrey Keating <geoffk@apple.com>
1045 * doc/install.texi (Prerequisites): Mention that perl is needed
1046 to do export control in libstdc++ targetting Darwin.
1048 2005-07-27 Steven Bosscher <stevenb@suse.de>
1050 PR rtl-optimization/17808
1051 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
1052 (sched_insns_conditions_mutex_p): Split out from...
1053 (add_dependence): ...here. But don't call it from here.
1054 (add_dependence_list): Check sched_insns_conditions_mutex_p
1055 before calling add_dependence.
1056 (add_dependence_list_and_free): Likewise.
1057 (fixup_sched_groups): Likewise.
1058 (sched_analyze_1): Likewise.
1059 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
1060 (sched_analyze): Likewise.
1061 (sched_analyze_insn): Likewise.
1062 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
1063 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
1064 dependencies on all COND_EXEC insns to jumps ending basic blocks
1065 when doing intrablock scheduling.
1066 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
1068 2005-07-27 Jeff Law <law@redhat.com>
1070 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
1071 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
1072 equivalency sets, correctly handle the case were vr0 has an
1073 equivalency set, but vr1 does not.
1075 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
1077 PR tree-optimization/23073
1078 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
1079 vect_print_dump_info before fprintf.
1081 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1083 PR tree-optimize/22348
1084 * tree-ssa-loop-niter.c (number_of_iterations_cond):
1085 Fold the partial computation.
1087 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1089 PR tree-optimization/22325
1090 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
1092 * tree-scalar-evolution.c (scev_const_prop): Add generic final
1094 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
1095 (force_var_cost): ... this function.
1096 (compute_phi_arg_on_exit): Export.
1098 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1100 PR tree-optimization/20773
1101 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
1104 2005-07-27 Richard Guenther <rguenther@suse.de>
1106 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
1107 Avoid pushing again if current struct contains only
1108 fields we decomposed.
1110 2005-07-27 Jan Hubicka <jh@suse.cz>
1112 PR tree-optimization/22574
1113 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
1116 * tree-tailcall.c (decrease_profile): New function.
1117 (eliminate_tail_call): Use it.
1119 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
1120 visibility flags correctly in whole program mode.
1122 2005-07-26 Steve Ellcey <sje@cup.hp.com>
1124 PR rtl-optimization/22472
1125 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
1127 2005-07-26 Steven Bosscher <stevenb@suse.de>
1129 PR tree-optimization/22504
1130 * tree-complex.c (expand_complex_addition): Use 'code' instead
1131 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
1133 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
1135 * config.gcc (cpu_type): Add frv case.
1136 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
1137 (supported_defaults): Add fr550 case.
1139 2005-07-26 Diego Novillo <dnovillo@redhat.com>
1142 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
1143 whether a pointer of type T * may point to objects of type T *.
1145 2005-07-26 DJ Delorie <dj@redhat.com>
1147 * configure: Regenerate.
1149 2005-07-26 Dale Johannesen <dalej@apple.com>
1151 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
1153 2005-07-26 Mark Mitchell <mark@codesourcery.com>
1155 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
1156 Clarify use of "build" in name.
1158 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
1160 * doc/extend.texi (Raw read/write Functions): New section.
1161 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
1162 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
1163 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
1164 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
1165 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
1166 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
1167 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
1168 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
1169 * config/frv/frv.c: Add bdesc_loads global.
1170 Add bdesc_stores global.
1171 (frv_init_builtins): Add support for __builtin_{read/write}*.
1172 (frv_volatile_memref): New.
1173 (frv_expand_load_builtin): New.
1174 (frv_expand_store_builtin): New.
1175 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
1176 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
1177 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
1178 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
1179 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
1180 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
1181 (builtin_read_<mode>): New.
1182 (builtin_write_<mode>): New.
1183 (builtin_write64): New.
1184 (optional_membar_<mode>): New.
1186 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
1188 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
1189 (rather than units) against HOST_BITS_PER_WIDE_INT.
1191 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
1193 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
1194 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
1195 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
1196 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
1199 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
1200 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
1201 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
1203 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
1205 2005-07-26 Richard Guenther <rguenther@suse.de>
1207 PR tree-optimization/22486
1208 * fold-const.c (fold_unary): Fold away useless component
1209 references of the form (T *)&T.x, if the address
1212 2005-07-25 James E Wilson <wilson@specifixinc.com>
1214 * dwarf2out.c (add_call_src_coords_attributes): New.
1215 (gen_inlined_subroutine_die): Call it.
1216 (maybe_emit_file, init_file_table): Add comments.
1217 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
1219 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
1220 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
1221 * tree.h (BLOCK_SOURCE_LOCATION): New.
1222 (struct tree_block): New field locus.
1224 2005-07-26 Andreas Schwab <schwab@suse.de>
1226 PR rtl-optimization/23043
1227 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
1228 when allocating a struct unoccr.
1230 2005-07-25 Richard Henderson <rth@redhat.com>
1233 * tree-complex.c (gate_no_optimization): True if errors.
1234 * Makefile.in (tree-complex.o): Update dependencies.
1236 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
1238 * config/frv/predicates.md (integer_register_operand): Use
1241 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
1244 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
1246 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
1248 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
1250 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
1251 types when flag_unsafe_math_optimizations is true.
1253 2005-07-25 Mark Mitchell <mark@codesourcery.com>
1255 * gcc.c (option_map): Add --sysroot.
1256 (process_command): Handle --sysroot.
1257 (display_help): Document it.
1258 * doc/cppopts.tex (-isysroot): Document.
1259 * doc/invoke.texi (--sysroot): Document.
1260 * doc/install.texi (--with-build-sysroot): Document.
1262 * Makefile.in (inhibit_libc): New variable.
1263 (INHIBIT_LIBC_CFLAGS): Likewise.
1264 (LIBGCC2_CFLAGS): Include
1265 $(INHIBIT_LIBC_CFLAGS).
1266 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
1267 ($(T)crtbegin.o): Do not use @inhibit_libc@.
1268 ($(T)crtend.o): Likewise.
1269 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
1270 ($(T)crtendS.o): Likewise.
1271 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
1272 ($(T)crtendT.o): Likewise.
1273 (stmp-fixinc): Do not complain about missing headers if
1275 * configure.ac (inhibit_libc): Set it to true/false.
1276 (--with-build-sysroot): New option. Use it to set
1278 * configure: Regenerated.
1280 2005-07-25 Manfred Hollstein <mh@suse.com>
1282 * calls.c (store_one_arg): Fix unsigned comparison warning.
1284 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
1287 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
1288 (ggc_print_statistics): Initialize variable before use.
1290 2005-07-25 Richard Guenther <rguenther@suse.de>
1292 * tree-dfa.c (mark_new_vars_to_rename): Protect against
1293 calling with a PHI_NODE argument.
1295 * tree-flow-inline.h (overlap_subvar): Protect against
1298 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
1300 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
1301 * configure: Regenerate.
1303 2005-07-25 Ira Rosen <irar@il.ibm.com>
1305 * expr.c (highest_pow2_factor): Make extern.
1306 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
1307 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
1308 record_array_differ_p, array_ptr_differ_p): Likewise.
1309 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
1310 additional cases. Call the above functions.
1311 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
1312 base_object_differ_p when there are two base objects. Otherwise, compare
1313 base address and offset. Call may_alias_p.
1314 (dump_data_reference): Use a correct field name.
1315 (analyze_array): Make static. Initialize new data-ref fields.
1316 (analyze_indirect_ref): New function.
1317 (init_data_ref): Initialize new data-ref fields.
1318 (strip_conversion): Moved from tree-vect-analyze.c.
1319 (analyze_offset_expr, get_ptr_offset, address_analysis,
1320 object_analysis): Likewise.
1321 (analyze_offset): New function.
1322 (create_data_ref): Likewise.
1323 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
1324 dimensions for ARRAY_REFs only.
1325 (build_classic_dist_vector): Make static.
1326 (access_functions_are_affine_or_constant_p): Call macro to get the
1327 address of access functions.
1328 (compute_all_dependences): Add new parameter
1329 compute_self_and_read_read_dependences. Compute self and read-read
1330 dependences if it is true.
1331 (find_data_references_in_loop): Call create_data_ref. Initialize new
1333 (compute_data_dependences_for_loop): Add new parameter
1334 compute_self_and_read_read_dependences. Remove parameter nb_loops,
1335 compute nb_loops. Call compute_all_dependences,
1336 build_classic_dist_vector and build_classic_dir_vector with correct
1338 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
1339 with correct parameters. Compare dimensions for ARRAY_REFs only.
1340 (free_data_refs): Call macro to free access functions.
1341 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
1342 fields from stmt_vinfo.
1343 (struct base_object_info): New structure.
1344 (struct data_reference): Move fields to base_object_info. Add fields
1345 first_location and object_info for above structures. Move fields from
1346 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
1347 aligned_to. Add macros to access the new fields.
1348 Update functions declarations.
1349 * tree-flow.h (is_aliased_with): Declare.
1350 * tree-loop-linear.c (linear_transform_loops): Call
1351 compute_data_dependences_for_loop with correct parameters.
1352 * tree-ssa-alias.c (is_aliased_with): New function.
1353 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
1354 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
1355 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
1356 vect_base_addr_differ_p, compute_subscript_distance and
1357 build_classic_dist_vector. Add printings. Check absolute value of
1359 (vect_analyze_data_ref_dependences): Go through ddrs instead of
1361 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
1362 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
1363 to bytes. Add printing.
1364 (vect_compute_data_refs_alignment): Go through loads and stores in one
1366 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
1367 vect_analyze_data_ref_access): Likewise.
1368 (vect_analyze_pointer_ref_access): Remove.
1369 (vect_address_analysis, vect_object_analysis): Likewise.
1370 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
1371 and analyze data-refs in the loop.
1372 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
1373 fields of data-ref instead of stmt. Add init to the offset from the
1375 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
1376 (vect_update_init_of_dr): Likewise.
1377 (vect_update_inits_of_drs): Go through loads and stores in one loop.
1378 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
1380 (new_loop_vec_info): Initialize new fields.
1381 (destroy_loop_vec_info): Free new fields.
1382 (vect_strip_conversion): Remove.
1383 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
1384 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
1385 datarefs. Add new field ddrs.
1386 Add macros for the new fields access.
1387 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
1388 base_aligned_p, misalignment, memtag, ptr_info and subvars.
1389 Remove their macros.
1390 * tree.h (highest_pow2_factor): Declare.
1392 2005-07-25 Jakub Jelinek <jakub@redhat.com>
1394 * calls.c (store_one_arg): Check for sibling call MEM arguments
1395 from already clobbered incoming argument area.
1397 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1399 * c-common.c (check_missing_format_attribute): New.
1400 * c-common.h (check_missing_format_attribute): Likewise.
1401 * c-typeck.c (convert_for_assignment): Use it.
1403 2005-07-24 Andreas Schwab <schwab@suse.de>
1405 * config/m68k/m68k.md ("extendqidi2"): When source is an address
1406 register use a word move. Correct operand of ext.w in 68000 code.
1408 2005-07-23 Mark Mitchell <mark@codesourcery.com>
1410 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
1411 variables as declarations, rather than definitions.
1413 2005-07-24 Ira Rosen <irar@il.ibm.com>
1415 PR tree-optimization/22526
1416 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
1419 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1421 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
1422 that C99 reserve for future use. Use it to define clog10,
1423 clog10f and clog10l.
1425 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1427 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
1428 * configure.ac: Check for -Wmissing-format-attribute.
1430 * configure: Regenerate.
1432 2005-07-23 Richard Henderson <rth@redhat.com>
1434 PR tree-optimization/22623
1435 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
1437 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
1440 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
1442 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1444 * Makefile.in (C_TREE_H): Update dependencies.
1445 * c-tree.h: Include toplev.h.
1446 * diagnostic.h (diagnostic_set_info): Add format attribute.
1447 * rtl-error.c (diagnostic_for_asm): Likewise.
1449 2005-07-23 Chao-ying Fu <fu@mips.com>
1451 * config/mips/mips-dsp.md: New file.
1452 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
1453 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
1455 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
1456 MIPS_BUILTIN_BPOSGE32.
1457 (mips_expand_builtin_direct): Add one parameter to indicate that
1458 builtin functions need to return a value.
1459 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
1461 (mips_regno_to_class): Add classes for 12 new DSP registers.
1462 (mips_subword): Change to check four HI registers.
1463 (mips_output_move): Output move to and from 6 new DSP accumulators.
1464 (override_options): Make sure -mdsp and -mips16 are not used together.
1465 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
1467 (mips_conditional_register_usage): Disable 6 new DSP accumulators
1469 (print_operand): Add 'q' for printing DSP accumulators.
1470 (mips_cannot_change_mode_class): Check ACC_REGS.
1471 (mips_secondary_reload_class): Check ACC_REGS.
1472 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
1473 (mips_register_move_cost): Check ACC_REGS.
1474 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
1475 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
1476 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
1477 (dsp_bdesc): New array.
1478 (bdesc_arrays): Add DSP builtin function table.
1479 (mips_prepare_builtin_arg): Check predicate again after
1481 (mips_expand_builtin): Add one more parameter to
1482 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
1483 MIPS_BUILTIN_BPOSGE32.
1484 (mips_init_builtins): Initialize new function types.
1485 (mips_expand_builtin_direct): Check if builtin functions need to
1486 return a value and pass operands properly.
1487 (mips_expand_builtin_bposge): New function.
1488 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
1489 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
1490 (FIRST_PSEUDO_REGISTER): Increase to 188.
1491 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
1492 Update for 12 new DSP registers.
1493 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
1494 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
1495 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
1496 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
1497 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
1498 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
1499 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
1500 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
1501 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
1502 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
1503 (REGISTER_NAMES): Add names for 12 new DSP registers.
1504 * config/mips/mips.md: Include mips-dsp.md.
1505 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
1506 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
1507 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
1508 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
1509 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
1510 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
1511 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
1512 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
1513 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
1514 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
1515 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
1516 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
1517 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
1518 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
1519 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
1520 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
1521 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
1522 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
1523 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
1524 (UNSPEC_RDDSP): New constants.
1525 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
1526 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
1528 * config/mips/mips.opt (-mdsp): New option.
1529 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
1530 (reg_imm10_operand): New predicates.
1531 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
1532 * doc/invoke.texi (-mdsp): Document new option.
1534 2005-07-22 DJ Delorie <dj@redhat.com>
1536 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
1538 * tree-inline.c (inlinable_function_p): Likewise.
1540 2005-07-22 Mark Mitchell <mark@codesourcery.com>
1543 * toplev.c (check_global_declarations): Do not mark undefined
1544 variables as DECL_IGNORED_P.
1545 * varasm.c (first_global_object_name): GTY it.
1546 (weak_global_object_name): Likewise.
1547 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
1548 a string to go into {weak,first}_global_object_name.
1550 2005-07-22 DJ Delorie <dj@redhat.com>
1552 * c-format.c (check_function_format): Change warning control
1553 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
1555 2005-07-22 Diego Novillo <dnovillo@redhat.com>
1557 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
1558 &PTR->FLD a dereference of PTR.
1559 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
1560 a potential dereference of PTR.
1562 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
1564 PR rtl-optimization/20370
1565 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
1566 call allocate_reg_info if necessary.
1568 PR rtl-optimization/21848
1569 * calls.c (emit_library_call_value_1): For const functions, add
1570 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
1572 PR rtl-optimization/22445
1573 * cselib.c (target.h): Include.
1574 (rtx_equal_for_cselib_p): Allow commutative matches.
1575 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
1576 Remove MODE parameter. Changed all callers.
1578 PR rtl-optimization/22258
1579 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
1581 (try_combine): Use likely_spilled_retval_p.
1583 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
1585 * config.gcc: Add crx-elf support.
1587 * doc/contrib.texi: Mention crx.
1588 * doc/extend.texi: Document crx extensions.
1589 * doc/install.texi: Document crx install.
1590 * doc/invoke.texi: Document crx options.
1591 * doc/md.texi: Document crx constraints.
1593 * config/crx/crx-protos.h: New file.
1594 * config/crx/crx.c: New file.
1595 * config/crx/crx.h: New file.
1596 * config/crx/crx.md: New file.
1597 * config/crx/crx.opt: New file.
1598 * config/crx/t-crx: New file.
1600 2005-07-22 Manfred Hollstein <mh@suse.com>
1602 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
1604 (int_add_graph_edge): Likewise.
1605 (collapse_nodes): Likewise.
1606 (process_unification_queue): Likewise.
1608 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1609 Laurent GUERBY <laurent@guerby.net>
1611 PR tree-optimization/22336
1612 * function.c (record_block_change): Check for
1613 cfun->ib_boundaries_block.
1615 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
1617 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
1618 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
1620 2005-07-21 DJ Delorie <dj@redhat.com>
1622 * toplev.c (warn_deprecated_use): Add warning control to warning
1624 * c-typeck.c (parser_build_binary_op): Likewise.
1625 (c_finish_if_stmt): Likewise.
1626 * c-common.c (check_function_sentinel): Likewise.
1627 (check_nonnull_arg): Likewise.
1629 2005-07-21 Richard Henderson <rth@redhat.com>
1632 * tree-complex.c (complex_ssa_name_components): New.
1633 (cvc_lookup): Allow entry not found.
1634 (create_components): Remove.
1635 (create_one_component_var, get_component_var): New.
1636 (get_component_ssa_name, set_component_ssa_name): New.
1637 (extract_component): Use get_component_ssa_name.
1638 (update_complex_components): Use set_component_ssa_name.
1639 (update_complex_components_on_edge): Likewise.
1640 (update_phi_components): Create new PHI nodes directly, instead
1641 of adding insns to edges.
1642 (tree_lower_complex): Allocate and free complex_variable_components
1643 and complex_ssa_name_components here.
1645 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
1647 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
1648 revert to returning false.
1650 2005-07-21 Uros Bizjak <uros@kss-loka.si>
1653 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
1655 2005-07-21 Uros Bizjak <uros@kss-loka.si>
1658 * config/i386/i386.md (cmpxf): Change operand constraints
1659 to "nonmemory_operand".
1661 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1663 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
1665 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1668 * fold-const.c (fold_build1): Add checksum for the operands.
1669 (fold_build2): Likewise.
1670 (fold_build3): Likewise.
1672 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
1675 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
1677 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1679 * common.opt (-fforward-propagate): Committed by mistake,
1682 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1684 * reg-stack.c: Fix comment typo(s).
1685 * tree-ssa-operands.c: Likewise.
1686 * tree-vectorizer: Likewise.
1688 2005-07-21 Nick Clifton <nickc@redhat.com>
1690 * config/sh/symbian.c: Replace C++ style line comments with C
1691 style line comments.
1692 (symbian_add_attribute): Do not use a ? operator on the LHS of
1694 (sh_symbian_handle_dll_attribute): Change the type of the
1695 method vector to "VEC(tree,gc)*" and use vector accessor
1696 macros to walk over the elements.
1697 (symbian_export_vtable_and_rtti_p): Likewise.
1698 (symbian_class_needs_attribute_p): Likewise.
1700 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1703 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
1704 initialize targetm.resolve_overloaded_builtin here.
1705 (altivec_expand_overloaded_builtin): Make it non-static.
1706 * config/rs6000/rs6000-protos.h
1707 (altivec_expand_overloaded_builtin): New prototype.
1708 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
1709 targetm.resolve_overloaded_builtin here.
1710 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
1712 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
1713 Zdenek Dvorak <dvorakz@suse.cz>
1715 PR tree-optimization/19210
1716 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
1718 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
1719 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
1720 rely on unproven assumptions.
1721 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
1722 * tree-flow.h (number_of_iterations_exit): Add final parameter.
1723 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
1724 to number_of_iterations_exit.
1725 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
1726 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
1727 * tree-ssa-loop-niter.c (find_loop_niter,
1728 estimate_numbers_of_iterations_loop): Likewise.
1729 (number_of_iterations_exit): Honor the new options.
1730 * doc/invoke.texi (Wunsafe-loop-optimizations,
1731 funsafe-loop-optimizations): Document them.
1733 2005-07-21 Richard Sandiford <richard@codesourcery.com>
1735 PR rtl-optimization/22167
1736 * gcse.c (hoist_code): Fix hoist_exprs[] check.
1738 2005-07-20 Adam Nemet <anemet@lnxw.com>
1740 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
1741 __do_global_dtors_aux longcall.
1743 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
1745 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
1746 (old_special_pred_table): Don't reference
1747 SPECIAL_MODE_PREDICATES.
1748 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
1749 * config/arc/arc.h: Don't mention PREDICATE_CODES.
1750 * config/sh/predicates.h: Don't mention
1751 SPECIAL_MODE_PREDICATES.
1752 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
1755 2005-07-20 DJ Delorie <dj@redhat.com>
1757 * config.gcc: Add m32c-elf support.
1759 * doc/contrib.texi: Mention m32c.
1760 * doc/extend.texi: Document m32c extensions.
1761 * doc/install.texi: Mention m32c.
1762 * doc/invoke.texi: Document m32c options.
1763 * doc/md.texi: Document m32c constraints.
1765 * config/m32c/addsub.md: New file.
1766 * config/m32c/bitops.md: New file.
1767 * config/m32c/cond.md: New file.
1768 * config/m32c/jump.md: New file.
1769 * config/m32c/m32c-lib1.S: New file.
1770 * config/m32c/m32c-lib2.c: New file.
1771 * config/m32c/m32c-modes.def: New file.
1772 * config/m32c/m32c-pragma.c: New file.
1773 * config/m32c/m32c-protos.h: New file.
1774 * config/m32c/m32c.abi: New file.
1775 * config/m32c/m32c.c: New file.
1776 * config/m32c/m32c.h: New file.
1777 * config/m32c/m32c.md: New file.
1778 * config/m32c/m32c.opt: New file.
1779 * config/m32c/minmax.md: New file.
1780 * config/m32c/mov.md: New file.
1781 * config/m32c/muldiv.md: New file.
1782 * config/m32c/predicates.md: New file.
1783 * config/m32c/prologue.md: New file.
1784 * config/m32c/shift.md: New file.
1785 * config/m32c/t-m32c: New file.
1787 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
1789 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
1790 (stack_protect_set, stack_protect_test): New expanders.
1791 (stack_protect_set_si, stack_protect_set_si_media,
1792 stack_protect_set_di_media, stack_protect_test_si,
1793 stack_protect_test_si_media, stack_protect_test_di_media):
1796 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
1798 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
1800 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
1802 * tree.h (tree_expr_nonzero_p): Export.
1803 * fold-const.c (tree_expr_nonzero_p): Likewise.
1804 Return true for CALL_EXPRs that are alloca calls.
1805 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
1807 * tree-flow.h (expr_computes_nonzero): Remove.
1808 * tree-vrp.c (expr_computes_nonzero): Remove.
1809 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
1810 (extract_range_from_unary_expr): Likewise.
1811 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
1812 tree_expr_nonzero_p.
1814 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
1816 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
1817 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
1818 extra arg "picreg" and use it instead of pic_offset_table_rtx.
1819 All callers changed.
1820 (frame_related_constant_load): New arg "related" which controls
1821 setting of RTX_FRAME_RELATED_P. All callers changed.
1822 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
1823 (bfin_expand_prologue): Add stack limit checking.
1824 * config/bfin/bfin.md (trapifcc): New pattern.
1826 * config/bfin/bfin.c: Include "langhooks.h".
1827 (def_builtin): Go through lang_hooks to call builtin_function.
1829 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
1830 * config/bfin/predicates.md (symbol_ref_operand): New.
1831 (call_insn_operand): Delete. All callers changed to use
1832 register_no_elim_operand.
1833 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
1835 (function_arg): Use it to generate the call's operand 2.
1836 (bfin_longcall_p): New function.
1837 (bfin_expand_call): Extra arg "cookie". All callers and declaration
1838 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
1839 determine if the address needs to be in a REG.
1840 (bfin_handle_longcall_attribute): New function.
1841 (bfin_attribute_table): Add "longcall" and "shortcall".
1842 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
1843 (CUMULATIVE_ARGS): New member call_cookie.
1844 (PREDICATE_CODES): Add symbol_ref_operand.
1845 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
1846 extra USE to the pattern.
1847 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
1848 New patterns, split off call_insn, sibcall_insn, call_value_insn and
1849 sibcall_value_insn; now the new patterns handle direct calls and the
1850 old ones indirect calls.
1851 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
1853 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
1855 * doc/trouble.texi: Update section on handling of empty loops.
1857 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
1859 * config.gcc: Remove support for sparc-*-openbsd*,
1860 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
1862 * config.host: Remove support for i860-*-sysv4* as a host.
1863 * config/i860/*, config/ip2k/*, config/ns32k/*,
1864 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
1865 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
1866 mention obsolete ports.
1868 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
1870 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
1872 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
1873 of frame_pointer_rtx.
1874 (sh_expand_epilogue): Likewise.
1875 (sh_set_return_address): Likewise.
1876 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
1877 instead of FRAME_POINTER_REGNUM if needed. Add elimination
1878 offsets from FRAME_POINTER_REGNUM.
1879 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
1880 (sh_register_names): Add initializer for sfp.
1881 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
1882 (VALID_REGISTER_P): Likewise.
1883 (FIRST_PSEUDO_REGISTER): Update.
1884 (DWARF_FRAME_REGISTERS): Define.
1885 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
1886 (HARD_FRAME_POINTER_REGNUM): Define.
1887 (FRAME_POINTER_REGNUM): Redefine.
1888 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
1889 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
1890 from FRAME_POINTER_REGNUM.
1891 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
1892 FRAME_POINTER_REGNUM.
1893 (REG_CLASS_CONTENTS): Add sfp.
1894 (REG_ALLOC_ORDER): Likewise.
1895 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
1896 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
1897 of frame_pointer_rtx.
1898 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1900 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
1902 * fold-const.c (tree_expr_nonnegative_p): Only return true for
1903 ABS_EXPR when flag_wrapv is false because of INT_MIN.
1904 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
1906 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
1909 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
1911 Make CONSTRUCTOR use VEC to store initializers.
1912 * c-common.c (complete_array_type): Update to cope with VEC in
1914 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
1915 (pp_c_constructor_elts): New function.
1916 * c-pretty-print.h (pp_c_constructor_elts): Declare.
1917 * c-typeck.c (build_function_call, build_c_cast, digest_init,
1918 struct constructor_stack, struct initializer_stack,
1919 constructor_elements, push_init_level, pop_init_level,
1920 add_pending_init, find_init_member, output_init_element): Update to
1921 cope with VEC in CONSTRUCTOR_ELTS.
1922 * coverage.c (build_fn_info_value, build_ctr_info_value,
1923 build_gcov_info): Likewise.
1924 * expr.c (categorize_ctor_elements_1, store_constructor,
1925 expand_expr_real_1): Likewise.
1926 * fold-const.c (fold_ternary): Likewise.
1927 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
1928 gimplify_init_constructor, gimplify_expr): Likewise.
1929 * tree-dump.c (dequeue_and_dump): Likewise.
1930 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
1932 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
1934 * tree-sra.c (generate_element_init_1): Likewise.
1935 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
1936 * tree-ssa-operands.c (get_expr_operands): Likewise.
1937 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
1938 * tree-vect-transform.c (vect_get_vec_def_for_operand):
1939 (get_initial_def_for_reduction): Likewise.
1940 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
1941 value handle in annotations.
1942 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
1943 tree_node_structure): Add support for constr_kind.
1944 (build_vector_from_ctor, build_constructor_single,
1945 build_constructor_from_list): New functions.
1946 (build_constructor): Update to take a VEC instead of a TREE_LIST.
1947 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
1948 Update to cope with VEC in CONSTRUCTOR_ELTS.
1949 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
1950 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
1951 CONSTRUCTOR_APPEND_ELT): New macros.
1952 (struct constructor_elt, struct tree_constructor): New data types.
1953 (union tree_node): Add tree_constructor field.
1954 * treestruct.def: Define TS_CONSTRUCTOR.
1955 * varasm.c (const_hash_1, compare_constant, copy_constant,
1956 compute_reloc_for_constant, output_addressed_constants,
1957 initializer_constant_valid_p, output_constant,
1958 array_size_for_constructor, output_constructor): Update to cope with
1959 VEC in CONSTRUCTOR_ELTS.
1960 * vec.h (VEC_empty, VEC_copy): New macros.
1962 2005-07-19 Devang Patel <dpatel@apple.com>
1964 * dbxout.c (dbxout_type): Check Objective-C++ lang.
1966 2005-07-19 Richard Henderson <rth@redhat.com>
1969 * gimplify.c (gimplify_expr): Use main variant type for the temp
1970 destination for a discarded volatile read.
1971 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
1972 casts between non-void types that change volatility.
1974 2005-07-15 DJ Delorie <dj@redhat.com>
1976 * toplev.h: Add comment about the first parameter for warning().
1977 * errors.h: Likewise.
1979 * c.opt (Wpragmas): New.
1980 * doc/invoke.texi: Document it.
1982 * function.c (do_warn_unused_parameter): Add warning control to
1984 * c-decl.c (warn_if_shadowing): Likewise.
1985 * c-lex.c (cb_def_pragma): Likewise.
1986 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
1987 (pop_alignment): Likewise.
1988 (handle_pragma_pack): Likewise.
1989 (apply_pragma_weak): Likewise.
1990 (handle_pragma_weak): Likewise.
1991 (handle_pragma_redefine_extname): Likewise.
1992 (add_to_renaming_pragma_list): Likewise.
1993 (handle_pragma_extern_prefix): Likewise.
1994 (maybe_apply_renaming_pragma): Likewise.
1995 (handle_pragma_visibility): Likewise.
1997 * config/c4x/c4x-c.c (BAD): Likewise.
1998 (c4x_parse_pragma): Likewise.
1999 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
2000 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
2001 (rs6000_pragma_longcall): Likewise.
2002 * config/v850/v850-c.c (pop_data_area): Likewise.
2003 (ghs_pragma_section): Likewise.
2004 (ghs_pragma_section): Likewise.
2005 (ghs_pragma_interrupt): Likewise.
2006 (ghs_pragma_starttda): Likewise.
2007 (ghs_pragma_startsda): Likewise.
2008 (ghs_pragma_startzda): Likewise.
2009 (ghs_pragma_endtda): Likewise.
2010 (ghs_pragma_endsda): Likewise.
2011 (ghs_pragma_endzda): Likewise.
2013 2005-07-19 Danny Berlin <dberlin@dberlin.org>
2014 Kenneth Zadeck <zadeck@naturalbridge.com>
2016 * Makefile.in: Removed tree-promote-statics.c
2017 * tree-promote-statics.c: Removed.
2018 * common.opt: Removed flag-promote-statics.
2020 * passes.c: Removed tree-promote-statics pass.
2021 * tree-pass.h: Ditto.
2022 * timevar.def: Removed TV_PROMOTE_STATICS.
2025 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
2027 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
2029 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
2031 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2034 * c-common.c (check_function_arguments): Call
2035 'check_function_format' if either -Wformat or
2036 -Wmissing-format-attribute are specified.
2037 * c-format.c (check_function_format): Check -Wformat before
2038 calling 'check_format_info'.
2039 * c-opts.c (c_common_post_options): Don't warn for
2040 -Wmissing-format-attribute without -Wformat.
2041 * c-typeck.c (convert_for_assignment): Detect additional cases for
2042 -Wmissing-format-attribute.
2043 * doc/invoke.texi (-Wmissing-format-attribute): Document new
2046 2005-07-19 Richard Guenther <rguenther@suse.de>
2048 * config/i386/i386.md (lrint<mode>2): Use temporary
2049 instead of clobbering non-existent memory.
2051 2005-07-19 Nick Clifton <nickc@redhat.com>
2053 * config/avr/avr.c (legitimate_address_p): Fix debugging print
2054 statement to avoid displaying ASCII control characters.
2056 2005-07-19 Ben Elliston <bje@au.ibm.com>
2058 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
2059 * cfganal.c (find_edge_index): Ditto.
2060 * combine.c (combine_instructions): Ditto.
2061 * ddg.c (create_scc): Ditto.
2062 (find_successors): Ditto.
2063 (find_predecessors): Ditto.
2064 (find_nodes_on_paths): Ditto.
2065 (longest_simple_path): Ditto.
2066 * flow.c (update_life_info): Ditto.
2067 (count_or_remove_death_notes): Ditto.
2068 (clear_log_links): Ditto.
2069 * modulo-sched.c (generate_reg_moves): Ditto.
2070 (find_max_asap): Ditto.
2071 (find_max_hv_min_mob): Ditto.
2072 (find_max_dv_min_mob): Ditto.
2073 * sbitmap.c (sbitmap_first_set_bit): Ditto.
2074 * sched-rgn.c (extract_edgelst): Ditto.
2075 * tree-into-ssa.c (prepare_names_to_update): Ditto.
2076 (dump_update_ssa): Ditto.
2077 (ssa_names_to_replace) Ditto.
2078 (switch_virtuals_to_full_rewrite): Ditto.
2079 (update_ssa): Ditto.
2080 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
2082 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
2084 Fix PR tree-optimization/22483
2086 * tree-complex.c (create_components): Use
2087 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
2088 * tree-flow-inline.h (fill_referenced_var_vec): New function.
2089 * tree-flow.h (safe_referenced_var_iterator): New structure.
2090 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
2091 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
2092 safe_referenced_var iterator.
2093 (add_type_alias): Ditto.
2095 2005-07-19 Steven Bosscher <stevenb@suse.de>
2097 * loop-init.c (rest_of_handle_loop2): Remove.
2098 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
2099 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
2100 (pass_rtl_loop_init, pass_rtl_loop_done,
2101 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
2102 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
2103 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
2104 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
2105 pass_tree_loop_done, and pass_tree_unswitch.
2106 (gate_loop): Rename to gate_tree_loop.
2107 * passes.c (init_optimization_passes): Update for renamed tree
2108 loop passes. Add the new loop2 passes as subpasses of loop2.
2109 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
2110 Update for the renamed tree loop passes.
2112 2005-07-18 Ian Lance Taylor <ian@airs.com>
2115 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
2116 blocks when optimizing.
2118 2005-07-18 Steve Ellcey <sje@cup.hp.com>
2120 * common.opt (frename-registers): Initialize to 2.
2122 (fgcse-after-reload): Ditto.
2123 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
2124 (process_options): Only change flag_web, flag_rename_registers,
2125 and flag_rerun_cse_after_loop if not explicitly set by user.
2127 2005-07-18 Jan Beulich <jbeulich@novell.com>
2129 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
2130 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
2131 in 64-bit mode the same as DImode in 32-bit mode.
2132 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
2133 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
2134 mode. Add new mode parameter.
2135 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
2136 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
2137 x86_64_shift_adj): New expanders.
2138 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
2139 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
2141 Respective new splitters. Use renamed shift splitter helpers in 32-bit
2142 DImode shift splitters.
2143 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
2144 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
2147 2005-07-18 Jan Beulich <jbeulich@novell.com>
2149 * i386.md (movdi_extzv_1): New.
2150 (zero_extendhidi2): Combine alternatives and never force use of
2152 (zero_extendqidi2): Likewise. Don't restrict input selection.
2154 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2156 Fix PR tree-optimization/22531
2157 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
2160 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2162 * tree-promote-statics.c (pass_promote_statics): Change dump file
2165 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2167 * tree-optimize.c (init_tree_optimization_passes): Add
2168 pass_eliminate_useless_stores pass.
2169 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
2170 * tree-ssa-pre.c (is_copy_stmt): New function.
2171 (follow_copies_till_vuse): Ditto.
2172 (do_eustores): Ditto.
2173 (gate_eustores): Ditto.
2175 2005-07-16 Richard Henderson <rth@redhat.com>
2177 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
2179 2005-07-16 Danny Berlin <dberlin@dberlin.org>
2180 Kenneth Zadeck <zadeck@naturalbridge.com>
2182 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
2183 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
2184 ipa-type-escape.h, tree-promote-statics.c
2185 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
2186 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
2187 tree-promote-statics.c: new files.
2188 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
2189 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
2190 int nonlocal_set_p, mark_constant_function): Deleted.
2191 (rest_of_handle_cfg): Removed call to mark_constant_function.
2192 (nonoverlapping_component_refs_p): Added calls to support
2193 type based aliasing.
2194 * tree-ssa-alias.c (may_alias_p,
2195 compute_flow_insensitive_aliasing): Ditto.
2196 * calls.c (flags_from_decl_or_type): Removed reference to
2198 * c-typeck.c (convert_arguments): Make builtins tolerant of having
2199 too many arguments. This is necessary for Spec 2000.
2200 * cgraph.h (const_function, pure_function): Removed.
2201 * common.opt: Added "fipa-pure-const", "fipa-reference",
2202 "fipa-type-escape", and "ftree-promote-static".
2204 * passes.c: Added ipa and tree-promote-statics passes.
2205 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
2206 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
2207 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
2208 * tree-flow.h: Added exposed sra calls and addition of
2209 reference_vars_info field for FUNCTION_DECLS.
2210 * tree-pass.h: Added passes.
2211 * tree-sra.c: (sra_init_cache): New function.
2212 (sra_insert_before, sra_insert_after) Made public.
2213 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
2215 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
2216 aliasing. (may_alias_p): Added code to use type escape analysis to
2218 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
2219 code to prune clobbers of static variables based on information
2220 produced in ipa-reference pass. Changed call clobbering so that
2221 statics are not marked as clobbered if the call does not clobber
2224 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
2226 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
2229 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2231 * doc/install.texi (*-*-solaris2*): Document recommended version
2232 of GNU binutils and mention GNU linker problem on Solaris 10.
2234 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
2237 * c-decl.c (c_build_bitfield_integer_type): New function.
2238 (finish_struct): Call it.
2239 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
2241 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2243 * c-typeck.c (digest_init): Call 'convert_for_assignment'
2246 2005-07-16 Jan Hubicka <jh@suse.cz>
2248 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
2249 (scale_bbs_frequencies_int): Watch roundoff errors.
2250 * predict.c (return_prediction): Initialize return_stmt.
2252 2005-07-16 Jan Hubicka <jh@suse.cz>
2254 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
2255 after RTL profiling.
2257 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
2260 * fold-const.c (build_range_check): Convert high/low to etype
2261 if we are only comparing against exp.
2263 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
2265 Fix PR tree-optimization/22376
2266 * tree-ssa-structalias.c (build_constraint_graph): We really meant
2268 (need_to_solve): New function.
2269 (compute_points_to_sets): Use it.
2271 2005-07-15 Jan Hubicka <jh@suse.cz>
2273 * cfg.c (update_bb_profile_for_threading): More diagnostic.
2274 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
2276 2005-07-15 Richard Guenther <rguenther@suse.de>
2278 * c-common.c (handle_flatten_attribute): New function.
2279 Add flatten function attribute.
2280 * doc/extend.texi: Document flatten function attribute.
2281 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
2282 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
2284 (cgraph_decide_inlining): Handle functions with flatten
2287 2005-07-14 David Edelsohn <edelsohn@gnu.org>
2289 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
2290 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
2291 UNSPEC_XCHG, UNSPEC_AND): New.
2292 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
2293 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
2294 * config/rs6000/sync.md (FETCHOP): New code macro.
2295 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
2297 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
2298 (sync_compare_and_swap<mode>): Same.
2299 (sync_lock_test_and_set<mode>): Same.
2300 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
2301 for QImode and HImode, and not PPC405.
2302 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
2303 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
2304 (sync_<fetchop>{si,di}_internal): New.
2305 (sync_nand{si,di}_internal): New.
2306 (sync_old_<fetchop>{si,di}_internal): New.
2307 (sync_old_nand{si,di}_internal): New
2308 (sync_new_<fetchop>{si,di}_internal): New.
2309 (sync_new_nand{si,di}_internal): New.
2310 (atomic_and{si,di}): New.
2311 (sync_new_nand{si,di}_internal): New.
2312 (atomic_and{si,di}): New.
2313 (sync_add<mode>_internal): Delete.
2314 (sync_addshort_internal): Use unspec instead of unspec_volatile.
2315 (sync_sub<mode>_internal): Delte.
2316 (sync_subshort_internal): New.
2317 (sync_andsi_internal): Use unspec instead of unspec_volatile.
2318 (sync_anddi_internal): Delete.
2319 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
2320 (sync_booldi_internal): Delete.
2321 (sync_boolc<mode>_internal): Delete.
2322 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
2323 (sync_boolc<mode>_internal2): Delete.
2324 (sync_boolcc<mode>_internal): Delete.
2325 (isync, lwsync): Use unspec instead of unspec_volatile.
2326 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
2327 Revert UNSPEC_VOLATILE.
2328 (rs6000_split_atomic_op): New.
2329 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
2331 2005-07-14 Eric Christopher <echristo@redhat.com>
2333 * config/mips/mips.c (mips_canonicalize_comparison): Cast
2334 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
2336 2005-07-14 Eric Christopher <echristo@redhat.com>
2338 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
2340 2005-07-14 Steven Bosscher <stevenb@suse.de>
2342 PR tree-optimization/22230
2343 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
2344 the computation of the four cross productions for "range op range".
2346 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
2347 Ulrich Weigand <uweigand@de.ibm.com>
2350 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
2353 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
2355 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
2357 2005-07-14 Steve Ellcey <sje@cup.hp.com>
2359 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
2361 2005-07-14 Richard Guenther <rguenther@suse.de>
2364 * config/i386/i386-protos.h (ix86_function_value): Change
2365 prototype to match new target hook.
2366 * config/i386/i386.c (ix86_value_regno): Change prototype
2367 to take extra type argument.
2368 (TARGET_FUNCTION_VALUE): Define.
2369 (ix86_function_ok_for_sibcall): Pass extra argument to
2370 ix86_value_regno, check return slot rtx for exact match.
2371 (ix86_function_value): Take extra parameter. Dispatch to
2372 ix86_value_regno with fndecl/fntype as provided.
2373 (ix86_value_regno): Handle extra type argument.
2374 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
2376 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
2377 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
2378 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
2379 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
2380 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
2382 2005-07-14 Richard Guenther <rguenther@suse.de>
2384 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
2385 * calls.c (expand_call): Pass fntype to hard_function_value.
2386 (emit_library_call_value_1): Likewise.
2387 * explow.c: Include target.h.
2388 (hard_function_value): Take extra argument, the fntype.
2389 Use new target hook for function_value.
2390 * expr.h (hard_function_value): Change prototype.
2391 * function.c (aggregate_value_p): Pass 0 as fntype to
2392 hard_function_value.
2393 (assign_parms): Use new target hook for function_value.
2394 Pass 0 as fntype to hard_function_value.
2395 (expand_function_end): Likewise.
2396 * reg-stack.c: Include target.h.
2397 (stack_result): Use new target hook for function_value.
2398 * target-def.h: New target hook function_value.
2399 * target.h: Likewise.
2400 * targhooks.c (default_function_value): New function.
2401 * targhooks.h (default_function_value): Declare.
2403 2005-07-13 Ian Lance Taylor <ian@airs.com>
2405 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
2407 2005-07-14 Jan Hubicka <jh@suse.cz>
2409 * tree-dfa.c (dump_variable): Use default_def function.
2410 * tree-ssa-alias.c (dump_points_to_info): Likewise.
2411 * tree-ssa.c (verify_use): Likewise.
2412 * tree-ssanames.c (release_ssa_name): Likewise.
2413 * tree-tailcall.c (eliminate_tail_call): Likewise.
2414 (tree_optimize_tail_calls_1): Likewise.
2415 * tree-vrp.c (get_value_range): Likewise.
2417 2005-07-14 Ben Elliston <bje@au.ibm.com>
2419 * gcc.c (main): Compare language[0] with '*' when iterating over
2422 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
2424 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
2425 "s390_emit_compare". Add handling of CCZ1mode.
2426 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
2427 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
2429 (s390_branch_condition_mask): Add CCZ1mode handling.
2430 * config/s390/s390.md: ("seq", "*seq"): New pattern.
2431 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
2432 Use CCZ1mode instead of CCZmode.
2433 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
2435 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
2437 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
2439 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
2441 2005-07-13 Eric Christopher <echristo@redhat.com>
2443 * config/mips/mips.c (mips_canonicalize_comparison): New.
2444 (mips_emit_int_relational): Use.
2446 2005-07-13 Eric Christopher <echristo@redhat.com>
2448 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
2450 * config/s390/s390.md: Include tpf.md. Move tpf specific
2452 * config/s390/tpf.md: To here.
2453 * config/s390/s390.opt: Move tpf specific options...
2454 * config/s390/tpf.opt: to here. Add mmain option.
2455 * config/s390/tpf-unwind.h: Remove unnecessary defines.
2456 * config/s390/tpf.h: Rewrite.
2458 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
2460 * doc/tm.texi: Remove @xref{Cross-profiling}.
2462 2005-07-13 Jeff Law <law@redhat.com>
2464 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
2465 expressions, test their _DECL operands for pointer equality rather
2466 than using operand_equal_p.
2468 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
2470 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
2471 (TARGET_POSIX_IO): This.
2472 * config/darwin.h: Likewise.
2473 * config/freebsd.h: Likewise.
2474 * config/linux.h: Likewise.
2475 * config/lynx.h: Likewise.
2476 * config/netbsd.h: Likewise.
2477 * config/rs6000/linux64.h: Likewise.
2478 * config/rs6000/linux.h: Likewise.
2479 * config/s390/tpf.h: Likewise.
2480 * config/sh/embed-elf.h: Likewise.
2481 * config/sparc/linux64.h: Likewise.
2482 * config/sparc/linux.h: Likewise.
2483 * config/svr4.h: Likewise.
2484 * gcov-io.h: Likewise.
2486 * doc/tm.texi: Updated.
2488 * libgcov.c (create_file_directory): Defined only if
2489 TARGET_POSIX_IO is defined.
2490 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
2493 2005-07-13 Jan Hubicka <jh@suse.cz>
2495 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
2497 2005-07-13 David Edelsohn <edelsohn@gnu.org>
2499 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
2500 structure as argument.
2502 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
2504 PR tree-optimization/21921
2505 * tree-iterator.c (tsi_link_before): Support the case when
2506 tsi_end_p (tsi) == true.
2508 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2510 PR tree-optimization/22442
2511 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
2514 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2516 PR rtl-optimization/20376
2517 * toplev.c (process_options): Enable -fweb and -frename-registers when
2519 * doc/invoke.texi: Update the information about when -fweb and
2520 -frename-registers are enabled.
2522 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2525 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
2526 if *rhs_p is not a SSA_NAME.
2528 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
2530 Fix PR tree-optimization/22422
2531 * tree-ssa-structalias.c (struct variable_info): Add flag for
2533 (get_varinfo): Now a static function.
2534 (new_varinfo): init has_union and is_special_var to false.
2535 (solution_set_add): Check has_union.
2536 (do_da_constraint): Move temporary variable so it gets reset
2538 Also check for special variable.
2539 (do_ds_constraint): Ditto.
2540 (do_sd_constraint): Ditto.
2541 (do_structure_copy): Check for special variable.
2542 (find_func_aliases): Ditto.
2543 (init_base_vars): Set special vars properly.
2545 2005-07-13 Jan Hubicka <jh@suse.cz>
2547 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
2550 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
2551 (get_expr_operands): Fix thinko wrt flags and subvars.
2553 PR tree-optimize/22379
2554 * tree-inline.c (expand_call_inline): Do not output sorry in early
2557 2005-07-12 Dale Johannesen <dalej@apple.com>
2559 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
2561 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2564 * host-linux.h: Include limits.h.
2566 2005-07-12 Dale Johannesen <dalej@apple.com>
2568 * expr.c (compress_float_constant): Add cost check.
2569 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
2571 2005-07-12 Dale Johannesen <dalej@apple.com>
2573 * gcc.target/i386/compress-float-sse.c: New.
2574 * gcc.target/i386/compress-float-sse-pic.c: New.
2575 * gcc.target/i386/compress-float-387.c: New.
2576 * gcc.target/i386/compress-float-387-pic.c: New.
2577 * gcc.dg/compress-float-ppc.c: New.
2578 * gcc.dg/compress-float-ppc-pic.c: New.
2580 2005-07-12 Eric Christopher <echristo@redhat.com>
2582 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
2584 * config/s390/s390.md: Include tpf.md. Move tpf specific
2586 * config/s390/tpf.md: To here.
2587 * config/s390/s390.opt: Move tpf specific options...
2588 * config/s390/tpf.opt: to here. Add mmain option.
2589 * config/s390/tpf-unwind.h: Remove unnecessary defines.
2590 * config/s390/tpf.h: Rewrite.
2592 2005-07-12 Eric Christopher <echristo@redhat.com>
2594 * gcc.c (struct infile): Update comment for language.
2595 (main): Rewrite input file resetting code.
2597 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2600 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
2601 requiring a cast in a non RHS of modify_expr. Add a cast when required.
2602 (lookup_avail_expr): Use constant_boolean_node instead
2603 of boolean_false_node/boolean_true_node.
2605 2005-07-12 Ben Elliston <bje@au.ibm.com>
2607 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
2608 and use it when printing num_edges.
2610 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
2612 * doc/extend.texi (Blackfin Built-in Functions): New section.
2613 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
2616 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
2618 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
2619 s/cmpstrsi/cmpstrnsi
2620 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
2622 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
2623 (init_optabs): Initialize cmpstrn_optab.
2624 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
2625 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
2626 * expr.c: (enum insn_code cmpstrn_optab): Declare.
2627 * config/i386/i386.md: s/cmpstr/cmpstrn
2628 * config/c4x/c4x.md: s/cmpstr/cmpstrn
2629 * doc/md.texi: Update documentation.
2631 2005-07-11 Richard Henderson <rth@redhat.com>
2633 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
2634 build_va_arg_indirect_ref.
2635 (alpha_gimplify_va_arg): Likewise.
2636 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
2637 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
2638 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
2639 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
2640 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
2641 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
2643 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
2645 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2647 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
2648 * passes.c (init_optimization_passes): Add pass_empty_loop.
2649 * tree-pass.h (pass_empty_loop): Declare.
2650 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
2651 try_remove_empty_loop, remove_empty_loops): New functions.
2652 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
2653 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
2655 2005-07-12 Peter Barada <peter@the-baradas.com>
2659 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
2660 in address registers.
2661 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
2662 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
2663 alternative of addsi3_5200.
2665 2005-07-11 Ian Lance Taylor <ian@airs.com>
2667 * config/mips/mips.md (ffs<mode>2): Remove.
2669 2005-07-11 Ian Lance Taylor <ian@airs.com>
2671 * doc/tree-ssa.texi (Cleanups): Improve description of
2673 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
2675 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
2677 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
2678 * tree.h (DECL_ARGUMENT_FLD): New macro.
2680 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
2682 Fix PR tree-optimization/22404
2684 * tree-ssa-structalias.c (create_variable_info_for): Use
2687 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
2689 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
2690 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
2691 for second comparison operand.
2692 * config/bfin/predicates.md (reg_or_const_int_operand): New.
2694 * config/bfin/bfin.md (define_attr "type"): Add "sync".
2695 (define_insn_reservation "alu"): Likewise.
2696 (csync, ssync): Now of type sync.
2697 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
2698 -mcsync-anomaly -mspecld-anomaly.
2699 * config/bfin/bfin.opt (mcsync): Remove.
2700 (mcsync-anomaly, mspecld-anomaly): Add.
2701 * config/bfin/bfin.c: Include "insn-codes.h".
2702 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
2703 (TARGET_DEFAULT_TARGET_FLAGS): New.
2704 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
2706 2005-07-11 Steven Bosscher <stevenb@suse.de>
2708 * basic-block.h: Give the BB flags enum a name, bb_flags.
2709 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
2710 * cfgcleanup.c (enum bb_flags): Remove here.
2711 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
2712 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
2713 (update_forwarder_flag): Likewise.
2714 (thread_jump): Likewise.
2715 (try_forward_edges): Likewise.
2716 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
2717 forwarder flags. Don't clear bb->aux for all basic blocks. Only
2718 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
2720 2005-07-11 Richard Guenther <rguenther@suse.de>
2722 * config/i386/i386.opt: New target option -msseregparm.
2723 * config/i386/i386.c (override_options): Error out for
2724 -msseregparm but no SSE support.
2725 (ix86_function_sseregparm): Check for global sseregparm.
2726 * doc/invoke.texi: Document -msseregparm.
2728 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2730 * config.gcc (m32r-*-linux*): Use the default extra_parts.
2731 (m32rle-*-linux*): Ditto.
2733 2005-07-11 Jakub Jelinek <jakub@redhat.com>
2735 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
2736 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
2739 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2743 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
2744 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
2746 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
2748 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
2749 (varmap): Heapify varmap.
2750 (constraints): Heapify constraints.
2751 (struct constraint_graph): Heapify succs and preds.
2752 (constraint_vec_find): Update for heapification.
2753 (constraint_set_union): Ditto.
2754 (insert_into_complex): Ditto.
2755 (constraint_edge_vec_find): Ditto.
2756 (erase_graph_self_edge): Ditto.
2757 (add_graph_edge): Ditto.
2758 (get_graph_weights): Ditto.
2759 (merge_graph_nodes): Ditto.
2760 (build_constraint_graph): Ditto.
2761 (topo_visit): Ditto.
2762 (solve_graph): Ditto.
2763 (create_variable_info_for): Ditto.
2764 (init_base_vars): Ditto.
2765 (delete_points_to_sets): Free graph, varmap, and complex constraints.
2766 (condese_varmap_nodes): Free complex vector.
2767 (clear_edges_for_node): Clear succs and preds vector.
2769 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
2771 * tree-ssa-structalias.c (update_alias_info): Change counting of
2772 references to not include vdefs.
2774 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
2776 * tree-ssa-alias.c (free_used_part_map): Add missing free.
2779 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2781 * pa.c (pa_commutative_p): Make PLUS commutative when
2782 TARGET_NO_SPACE_REGS is true.
2784 2005-07-09 Diego Novillo <dnovillo@redhat.com>
2786 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
2787 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
2788 * tree-dfa.c (dump_subvars_for): New.
2789 (debug_subvars_for): New.
2790 (dump_variable): Show subvariables if VAR has them.
2791 * tree-flow-inline.h (get_subvar_at): New.
2792 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
2793 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
2795 (struct subvar): Change fields offset and size to unsigned
2797 (dump_subvars_for): Declare.
2798 (debug_subvars_for): Declare.
2799 (get_subvar_at): Declare.
2800 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
2801 to unsigned HOST_WIDE_INT *.
2802 (overlap_subvar): Likewise.
2803 * tree-gimple.c (is_gimple_reg): Always return false for
2804 SFTs and memory tags.
2805 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
2807 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
2808 (compute_may_aliases): Call compute_points_to_sets.
2809 (collect_points_to_info_for): Remove.
2810 (compute_points_to_and_addr_escape): Remove.
2811 (delete_alias_info): Call delete_points_to_sets.
2812 (compute_flow_sensitive_aliasing): If the call to
2813 find_what_p_points_to returns false, call set_pt_anything.
2814 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
2815 (set_pt_anything): Clear pi->pt_vars.
2816 (set_pt_malloc): Remove.
2817 (merge_pointed_to_info): Remove.
2818 (add_pointed_to_expr): Remove.
2819 (add_pointed_to_var): Remove.
2820 (collect_points_to_info_r): Remove.
2821 (is_escape_site): Make extern.
2823 (create_overlap_variables_for): Call it.
2824 * tree-ssa-copy.c (merge_alias_info): Never merge
2825 flow-sensitive alias information.
2826 * tree-ssa-operands.c (get_expr_operands): Adjust variables
2827 offset and size to be unsigned HOST_WIDE_INT.
2828 (add_to_addressable_set): Rename from note_addressable.
2829 Set TREE_ADDRESSABLE as the variables are added to the set.
2831 (add_stmt_operand): Do not try to micro-optimize unmodifiable
2832 operands into VUSEs when adding V_MAY_DEFs for members in an
2834 * tree-ssa-operands.h (add_to_addressable_set): Declare.
2835 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
2836 (struct variable_info): Add bitfield is_heap_var.
2837 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
2838 (new_var_info): Initialize is_heap_var.
2839 (get_constraint_for): Add HEAP variables to the symbol table.
2840 Mark them with is_heap_var.
2841 (update_alias_info): New. Taken mostly from the old
2842 compute_points_to_and_addr_escape.
2843 (handle_ptr_arith): New.
2844 (find_func_aliases): Call update_alias_info.
2845 Call handle_ptr_info for tcc_binary expressions.
2846 Call mark_stmt_modified.
2847 (create_variable_info_for): If DECL has subvars, do not create
2848 variables for its subvars. Always add all the fields.
2849 (set_uids_in_ptset): If the solution includes ANYOFFSET and
2850 SFTs, then add all the SFTs of the structure.
2851 If VI->DECL is an aggregate with subvariables, add the SFT at
2853 (find_what_p_points_to): If VI is an artificial variable,
2854 translate to bitfields in SSA_NAME_PTR_INFO.
2855 If the solution is empty, set pi->pt_vars to NULL
2856 (init_base_vars): Create ANYOFFSET.
2857 (compute_points_to_sets): Rename from create_alias_vars.
2859 (pass_build_pta): Remove.
2860 (delete_points_to_sets): Rename from delete_alias_vars.
2861 (pass_del_pta): Remove.
2862 * tree-ssa-structalias.h (struct alias_info): Move from
2864 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
2865 NUM_REFERENCES_SET): Likewise.
2866 (compute_points_to_sets, delete_points_to_sets): Declare.
2868 2005-07-09 Richard Henderson <rth@redhat.com>
2870 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
2871 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
2872 alpha_split_lock_test_and_set_12): New functions.
2873 * config/alpha/alpha-protos.h: Update.
2874 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
2875 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
2876 * config/alpha/sync.md (I12MODE): New.
2877 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
2878 (sync_<fetchop_name><I48MODE>): Likewise.
2879 (sync_nand<I48MODE>): Likewise.
2880 (sync_old_<fetchop_name><I48MODE>): Likewise.
2881 (sync_new_<fetchop_name><I48MODE>): Likewise.
2882 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
2883 (sync_compare_and_swap<I48MODE>): Likewise.
2884 (sync_lock_test_and_set<I48MODE>): Likewise.
2885 (sync_compare_and_swap<I12MODE>): New.
2886 (sync_compare_and_swap<I12MODE>_1): New.
2887 (sync_lock_test_and_set<I12MODE>): New.
2888 (sync_lock_test_and_set<I12MODE>_1): New.
2890 2005-07-09 Diego Novillo <dnovillo@redhat.com>
2894 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
2896 2005-07-09 Jakub Jelinek <jakub@redhat.com>
2898 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
2899 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
2901 2005-07-09 Richard SAndiford <richard@codesourcery.com>
2904 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
2906 2005-07-08 David Edelsohn <edelsohn@gnu.org>
2908 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
2909 memory_operand constraint.
2910 (store_conditional_<mode>): Same.
2911 (sync_compare_and_swap<mode>): Same.
2912 (sync_lock_test_and_set<mode>): Same.
2914 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
2916 Rewrite PIC support to more closely model actual instructions.
2917 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
2918 (cris_symbol): Remove prototypes for removed functions.
2919 (cris_pic_symbol_type_of, cris_valid_pic_const)
2920 (cris_expand_pic_call_address): Prototypes for new functions.
2921 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
2923 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
2925 <case ':'>: Add case for new punctuation character.
2926 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
2927 emitting (extra) PIC modifier.
2928 <case UNSPEC>: Do not assert for PLT.
2929 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
2930 (cris_expand_prologue, cris_expand_epilogue): Check
2931 for pic_offset_table_rtx usage instead of taking
2932 current_function_uses_pic_offset_table as the final word.
2933 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
2934 Remove flag_pic difference.
2935 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
2936 the moral equivalents of...
2937 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
2939 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
2940 (cris_handle_option): Mark ARG as unused.
2941 (cris_expand_pic_call_address): New worker function for "call",
2943 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
2944 output PIC constructs here.
2945 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
2946 as symbol-specific modifers, not whole or part of operands.
2947 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
2948 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
2949 constants and flag_pic.
2950 (CONSTANT_INDEX_P): Adjust for new functions.
2951 (enum cris_pic_symbol_type): New helper type.
2952 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
2953 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
2954 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
2956 ("movsi"): Emit actual instructions for GOT and relative access.
2957 ("*movsi_got_load"): New pattern to set up the register holding
2959 ("*movsi_internal"): Operand 1 is not a plain general_operand.
2960 Adjust FIXME for 'S'.
2961 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
2962 Use "movs" for -fpic cases.
2963 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
2964 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
2965 ("call", "call_value"): Just call cris_expand_pic_call_address for
2967 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
2968 Remove special pattern.
2969 ("*expanded_call_side", "*expanded_call_value_side"): New
2971 (gotplt-to-plt, gotplt-to-plt-side-call)
2972 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
2974 * config/cris/cris/predicates.md
2975 ("cris_general_operand_or_gotless_symbol"): Remove unused
2977 ("cris_general_operand_or_symbol"): Adjust for new functions.
2979 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
2981 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
2983 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
2985 * Makefile.in (TREE_H): Add treestruct.def.
2986 (c-decl.o): Add pointer-set.h
2987 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
2988 visibility on regular DECL's.
2989 (merge_decls): Fix the copying of decl nodes of various types for
2990 the new structures. Don't update RTL, section name, weak status,
2991 etc, on DECL's without RTL.
2992 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
2993 Don't check volatile on non-variable types.
2994 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
2995 to check whether we have seen arguments.
2996 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
2997 flag is checked before field (flag is common, field is not).
2998 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
2999 TS_DECL_COMMON could have an origin.
3000 (add_location_or_const_value_attribute): Don't check section name
3001 on non-var/function decls.
3002 (dwarf2out_var_location): Reverse order of tests.
3003 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
3004 with DECL_WRTL_CHECK.
3005 * expmed.c (make_tree): rtl is now in decl_with_rtl.
3006 * fold-const.c (fold_binary): Don't check weakness on
3007 non-var/function decls.
3008 (tree_expr_nonzero_p): Ditto.
3009 (fold_checksum_tree): Use tree_decl_extra as sizeof
3011 * ggc-page.c (extra_order_size_table): Add sizes for
3012 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
3014 * gimplify.c (gimplify_bind_expr): Only set
3015 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
3016 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
3018 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
3019 * langhooks.h (init_ts). New langhook.
3020 * passes.c (rest_of_decl_compilation): Reverse order of tests.
3021 * print-tree.c (print_node): Update to only print fields that
3022 exist in the structures the passed decl has.
3023 * toplev.c (wrapup_global_declarations): Don't reset
3024 DECL_DEFER_OUTPUT on DECL's that don't contain it.
3025 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
3026 * tree-inline.c (remap_decl): Ditto.
3027 * tree-outof-ssa.c (create_temp): Reverse order of tests.
3028 * tree-pretty-print.c (print_declaration): Don't print
3029 DECL_REGISTER on things that don't contain it.
3030 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
3031 non-var/function decls.
3032 * tree.c (tree_contains_struct): New structure.
3033 (init_priority_for_decl): New hashtable.
3034 (tree_int_map): New structure.
3035 (tree_int_map_eq): New function.
3036 (tree_int_map_marked_p): Ditto.
3037 (tree_int_map_hash): Ditto.
3038 (tree_map): Move to tree.h.
3039 (tree_map_eq): Externalize.
3040 (tree_map_hash): Ditto.
3041 (tree_map_marked_p): Ditto.
3042 (init_ttree): Set up tree_contains_struct and call langhook.
3043 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
3044 (tree_code_size): Update for new structures.
3045 (tree_node_structure): Update for new structures.
3046 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
3048 (copy_node_stat): Copy init priority.
3049 (build_decl_stat): Ditto for visibility.
3050 (ts_enum_names): New.
3051 (tree_contains_struct_check_failed): New function.
3052 (decl_init_priority_lookup): Ditto.
3053 (decl_init_priority_insert): Ditto.
3054 * treestruct.def: New file.
3055 * tree.h (CODE_CONTAINS_STRUCT): New macro.
3056 (CONTAINS_STRUCT_CHECK): Ditto.
3057 (tree_contains_struct_check_failed): New prototype.
3058 (DECL_CHECK): Removed.
3059 (DECL_MINIMAL_CHECK): New.
3060 (DECL_COMMON_CHECK): Ditto.
3061 (DECL_WRTL_CHECK): Ditto.
3062 (DECL_NON_COMMON_CHECK): Ditto.
3063 (DECL_WITH_VIS_CHECK): Ditto.
3064 (VAR_OR_FUNCTION_DECL_P): Ditto
3065 (struct tree_decl_minimal): New structure.
3066 (struct tree_decl_common): Ditto.
3067 (struct tree_decl_with_rtl): Ditto.
3068 (struct tree_decl_with_vis): Ditto.
3069 (struct tree_decl_non_common): Ditto.
3070 (struct tree_field_decl): Ditto.
3071 (struct tree_parm_decl): Ditto.
3072 (struct tree_var_decl): Ditto.
3073 (struct tree_function_decl): Ditto.
3074 (struct tree_const_decl): Ditto.
3075 (struct tree_result_decl): Ditto.
3076 (union tree_node): Add new structures.
3077 * var-tracking.c (track_expr_p): Reverse order of tests.
3079 * doc/c-tree.texi: Add documentation on DECL node internal structure.
3081 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
3083 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
3084 * system.h: Poison FINALIZE_PIC.
3085 * doc/tm.texi (FINALIZE_PIC): Remove.
3087 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
3090 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
3091 to the correct type if we have a MODIFY_EXPR.
3093 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
3095 PR tree-optimization/22360
3096 * tree.c (upper_bound_in_type): Fix calculations for casting
3097 to a non-wider signed type and casting a signed value to a
3098 wider unsigned type.
3099 (lower_bound_in_type): Fix calculations for casting to a
3100 non-wider signed type.
3102 PR tree-optimization/20139
3103 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
3105 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
3106 fold_cond_expr_cond.
3107 * tree-ssanames.c (release_defs): Assert in_ssa_p.
3108 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
3110 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
3113 * tree-complex.c (expand_complex_libcall): Produce
3114 REALPART_EXPR/IMAGPART_EXPR with the correct type.
3116 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
3118 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
3119 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
3120 b" assert and inserted fastpath code for this case.
3121 (bitmap_ior): Removed "a != b" assert.
3123 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3125 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
3126 (ENDFILE_SPEC): Likewise.
3127 * config/m32r/m32r.h (ASM_SPEC): Likewise.
3129 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
3130 a large stack frame at epilogue.
3132 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
3134 * final.c: Include sdbout.h when required.
3136 2005-07-07 Geoffrey Keating <geoffk@apple.com>
3138 * config.gcc (*-*-darwin*): Only one target-specific header file
3140 (powerpc-*-darwin*): Add version-specific header files.
3141 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
3142 * config.in: Regenerate.
3143 * configure: Regenerate.
3144 * gcc.c: Include xregex.h.
3145 (version_compare_spec_function): New.
3146 (spec_function): Add version-compare.
3147 (replace_outfile_spec_function): Reformat comment.
3148 (compare_version_strings): New.
3149 * config/darwin-c.c (version_as_macro): New.
3150 (builtin_define): New.
3151 (darwin_cpp_builtins): New.
3152 * config/darwin-protos.h (darwin_cpp_builtins): New.
3153 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
3154 (LIB_SPEC): Make unconditional, update comment.
3155 (TARGET_C99_FUNCTIONS): Define.
3156 * config/darwin.opt: Sort.
3157 (mmacosx-version-min=): New.
3158 * config/darwin7.h: Delete.
3159 * config/darwin8.h: Delete.
3160 * config/i386/darwin.h (): Call darwin_cpp_builtins.
3161 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
3162 (TARGET_C99_FUNCTIONS): Define.
3163 * config/rs6000/darwin7.h: New.
3164 * config/rs6000/darwin8.h: New.
3165 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
3166 (-mmacosx-version-min): Document.
3168 2005-07-07 Ian Lance Taylor <ian@airs.com>
3170 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
3172 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
3175 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
3177 2005-07-07 Khem Raj <kraj@mvista.com>
3179 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
3180 in bytes, not words.
3182 2005-07-07 Paul Brook <paul@codesourcery.com>
3184 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
3185 DEFAULT_FUNCTION_ARG_PADDING to upward.
3187 2005-07-07 Richard Henderson <rth@redhat.com>
3189 * function.c (locate_and_pad_parm): Record parameter alignment in
3190 stack_alignment_needed.
3192 2005-07-07 David Edelsohn <edelsohn@gnu.org>
3194 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
3195 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
3196 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
3197 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
3198 (define_attr "type"): Add isync, sync, load_l, store_c.
3199 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
3200 Create scratch volatile MEM.
3201 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
3203 (load_locked_<mode>): New.
3204 (store_conditional_<mode>): New.
3205 (sync_compare_and_swap<mode>): Replace with splitter.
3206 (sync_lock_test_and_set<mode>): Replace with splitter.
3207 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
3209 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
3210 is ics. Attribute isync.
3211 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
3213 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
3214 and UNSPECV_SYNC_OP.
3215 (emit_unlikely_jump): New.
3216 (emit_load_locked): New.
3217 (emit_store_conditional): New.
3218 (rs6000_split_compare_and_swap): New.
3219 (rs6000_split_lock_test_and_set): New.
3220 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
3221 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
3222 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
3223 rs6000_split_lock_test_and_set): Declare.
3224 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
3225 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
3226 store_c, isync, sync.
3228 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
3230 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
3231 filenames to gtyp-gen.h.
3232 (s-typ-gen): Use it in place of for loops.
3234 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
3236 * hooks.c (hook_bool_rtx_int_false): New function.
3237 * hooks.h (hook_bool_rtx_int_false): Declare.
3238 * target-def.h (TARGET_COMMUTATIVE_P): Define.
3239 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
3240 * target.h (struct gcc_target): Add commutative_p member.
3241 * targhooks.c (hook_bool_rtx_commutative_p): New function.
3242 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
3243 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
3244 (pa_commutative_p): New function.
3245 * jump.c (target.h): Include.
3246 (rtx_renumbered_equal_p): Use targetm.commutative_p.
3247 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
3249 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3251 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
3252 (s390_expand_setmem): New.
3253 * config/s390/s390.c: Likewise.
3254 (print_shift_count_operand): Truncate to 12 bits instead of 6.
3256 * config/s390/s390.md: ("setmem<mode>"): Accept character as
3257 general_operand. Call new function "s390_expand_setmem".
3258 ("clrmem_long", "*clrmem_long"): Rewrite to ...
3259 ("setmem_long", "*setmem_long"): ... this.
3261 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3263 * config/s390/s390.c: (optimization_options): Enable
3264 TARGET_MVCLE at -Os.
3265 * doc/invoke.texi: Document changes in default behaviour.
3266 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
3268 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3270 * expr.c: (set_storage_via_setmem): Convert opchar to mode
3271 defined by back-end.
3273 2005-07-07 Jakub Jelinek <jakub@redhat.com>
3275 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
3276 all sets in the pattern.
3277 * config/rs6000/rs6000.md (stack_protect_testsi,
3278 stack_protect_testdi): Likewise.
3280 2005-07-06 Jeff Law <law@redhat.com>
3282 * tree-vrp.c (simplify_using_ranges): Kill.
3283 (vrp_finalize): Remove call to simplify_using_ranges.
3284 (simplify_stmt_using_ranges): New function extracted from
3285 simplify_using_ranges.
3286 (simplify_div_or_mod_using_ranges): Likewise.
3287 (simplify_abs_using_ranges): Likewise.
3288 (simplify_cond_using_ranges): New function.
3289 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
3290 * tree-ssa-propagate.c (substitute_and_fold): Call
3291 simplify_stmt_using_ranges if we have range information.
3293 2005-07-06 James E. Wilson <wilson@specifixinc.com>
3295 * config/ia64/ia64.c (ia64_reorg): Check optimize before
3296 ia64_flag_schedule_isns2.
3298 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
3299 reading/writing general registers.
3300 (ia64_function_arg): Revert 2005-06-18 change.
3302 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
3304 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
3305 (legitimize_tls_address): Use gcc_unreachable instead of abort.
3307 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
3309 * function.c (expand_function_end): Revert part of 2005-06-27
3310 patch. Do sjlj_emit_function_exit_after after return_label.
3312 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
3314 * doc/install.texi (--disable-libssp): New.
3316 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
3318 * doc/invoke.texi: Update -fforce-mem documentation.
3319 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
3320 code for -fforce-mem.
3321 * expmed.c: (store_bit_field,store_fixed_bit_field,
3322 extract_bit_field): Ditto.
3323 * expr.c: (convert_move): Ditto.
3324 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
3325 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
3326 emit_conditional_add,expand_float,expand_fix): Ditto.
3327 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
3328 (common_handle_option): Issue warning when -fforce-mem specified.
3330 2005-07-06 Paul Brook <paul@codesourcery.com>
3332 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
3334 * configure: Regenerate.
3336 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
3338 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
3340 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
3342 Fix PR tree-optimization/22319
3343 Fix PR tree-optimization/22140
3344 Fix PR tree-optimization/22310
3346 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
3347 variable sized types.
3348 Use correct type for intermediate structure on *a = *b structure
3351 2005-07-06 Jakub Jelinek <jakub@redhat.com>
3353 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
3355 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
3356 (machine_function): Move typedef to...
3357 * config/rs6000/rs6000.c (machine_function): ... here. Add
3358 varargs_save_offset field.
3359 (rs6000_stack_t): Remove varargs_size field.
3360 (setup_incoming_varargs): Allocate varargs save area using
3361 assign_stack_local, try to make it as small as possible.
3362 Save offset from virtual_stack_vars_rtx to the save area
3363 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
3364 instead of magic 8 when fp word byte size is used.
3365 (rs6000_va_start): Use cfun->machine->varargs_save_offset
3366 instead of -RS6000_VARARGS_SIZE.
3367 (rs6000_stack_info, debug_stack_info,
3368 rs6000_initial_elimination_offset): Remove all traces of
3370 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
3371 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
3372 RS6000_VARARGS_AREA.
3374 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
3376 PR tree-optimization/21963
3377 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
3378 constant_multiple_of in the same way get_computation_cost_at does.
3380 2005-07-06 Jakub Jelinek <jakub@redhat.com>
3382 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
3383 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
3384 (gen_compare_reg): If sparc_compare_emitted is set, clear it
3385 and return its previous value.
3386 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
3387 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
3389 (stack_protect_set, stack_protect_test): New expanders.
3390 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
3391 stack_protect_testdi): New insns.
3392 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3393 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
3395 2005-07-06 Jeff Law <law@redhat.com>
3397 * tree-ssa-dce.c (cfg_altered): New global.
3398 (tree_dce_init): Initialize cfg_altered.
3399 (remove_dead_stmt): If we remove an edge in the CFG, then set
3401 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
3404 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
3406 * Makefile.in (stamp-collect-ld): Use
3407 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
3408 ./collect-ld if it already exists.
3409 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
3410 Don't remove ./nm if it already exists.
3412 2005-07-05 Devang Patel <dpatel@apple.com>
3414 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
3415 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
3416 * tree-vectorizer.c (vect_loop_location): New.
3417 (vect_print_dump_info): Use vect_loop_location.
3418 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
3419 (vectorize_loops): Set vect_loop_location.
3420 * tree-vect-analyze.c (vect_analyze_offset_expr,
3421 vect_determin_vectorization_factor, vect_analyze_operations,
3422 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
3423 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
3424 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
3425 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
3426 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
3427 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
3428 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
3429 vect_analyze_loop): Adjust vect_print_dump_info API.
3430 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
3431 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
3432 vect_finish_stmt_generation, vectorizable_assignment,
3433 vectorizable_operation, vectorizable_store, vectorizable_load,
3434 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
3435 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
3436 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
3437 vect_transform_loop): Same.
3438 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
3439 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
3442 2005-07-05 Randolph Chung <tausq@debian.org>
3444 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
3445 * configure: Regenerate.
3446 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
3447 (pa_tls_referenced_p): Declare.
3448 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
3449 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
3450 (legitimize_tls_address): New.
3451 (hppa_legitimize_address): Handle TLS addresses.
3452 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
3453 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
3454 (emit_move_sequence): Handle TLS addresses.
3455 (pa_encode_section_info): Call default handler to handle common
3457 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
3458 (CONSTANT_ADDRESS_P): Reject TLS operands.
3459 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
3460 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
3461 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
3462 (UNSPEC_TLSLE): Define new constants.
3463 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
3464 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
3465 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
3466 (tie_symbolic_operand, tle_symbolic_operand): New
3468 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
3470 * aclocal.m4: Update macros for autoconf 2.59 style.
3471 * configure.ac: Likewise.
3473 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3475 * pa.c (function_value): Handle small aggregates on 32-bit targets.
3476 (function_arg): Pass small aggregates in general registers on 32-bit
3478 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
3480 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
3482 * Makefile.in (final.o): Fix dependencies.
3484 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
3488 * langhooks.h (struct lang_hooks): Add expr_to_decl.
3489 * langhooks.c (lhd_expr_to_decl): New.
3490 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
3492 (LANG_HOOKS_INITIALIZER): Update.
3493 * tree.c (recompute_tree_invarant_for_addr_expr): Call
3494 expr_to_decl langhook.
3495 * c-tree.h (c_expr_to_decl): Declare.
3496 * c-typeck.c (c_expr_to_decl): New.
3497 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
3499 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
3501 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
3504 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
3505 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
3507 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
3509 * Makefile.in: Adjust dependencies.
3510 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
3511 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
3512 * alias.c (rest_of_handle_cfg, pass_cfg): New.
3513 * bb-reorder.c (duplicate_computed_gotos): Make it static.
3514 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
3515 rest_of_compilation.
3517 * bb-reorder.c (gate_duplicate_computed_gotos,
3518 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
3519 rest_of_handle_reorder_blocks, pass_reorder_blocks,
3520 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
3521 pass_partition_blocks): New.
3522 * bt-load.c (gate_handle_branch_target_load_optimize,
3523 rest_of_handle_branch_target_load_optimize,
3524 pass_branch_target_load_optimize): New.
3525 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
3527 * cfglayout.c (pass_insn_locators_initialize): New.
3528 * cfgrtl.c (pass_free_cfg): New.
3529 * combine.c (gate_handle_combine, rest_of_handle_combine,
3531 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
3532 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
3533 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
3534 * except.c (pass_set_nothrow_function_flags,
3535 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
3537 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
3538 rest_of_handle_shorten_branches, pass_shorten_branches,
3539 rest_of_clean_state, pass_clean_state): New.
3540 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
3541 rest_of_handle_remove_death_notes, pass_remove_death_notes,
3542 rest_of_handle_life, pass_life, rest_of_handle_flow2,
3544 * function.c (pass_instantiate_virtual_regs, pass_init_function,
3545 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
3546 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
3547 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
3549 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
3550 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
3551 pass_rtl_ifcvt, gate_handle_if_after_combine,
3552 rest_of_handle_if_after_combine, pass_if_after_combine,
3553 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
3554 pass_if_after_reload): New.
3555 * integrate.c (pass_initial_value_sets): New.
3556 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
3557 pass_purge_lineno_notes): New.
3558 * mode-switching.c (rest_of_handle_mode_switching,
3559 pass_mode_switching): New.
3560 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
3561 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
3563 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
3564 pass_loop_optimize): New.
3565 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
3567 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
3569 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
3570 pass_postreload_cse): New.
3571 * profile.c (gate_handle_profiling, pass_profiling,
3572 rest_of_handle_branch_prob, pass_branch_prob): New.
3573 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
3574 pass_split_before_regstack, gate_handle_split_before_regstack,
3575 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
3576 rest_of_handle_split_all_insns, pass_split_all_insns): New.
3577 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
3578 pass_stack_regs): New.
3579 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
3580 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
3581 pass_stack_adjustments): New.
3582 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
3583 pass_regrename): New.
3584 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
3585 pass_delay_slots, gate_handle_machine_reorg,
3586 rest_of_handle_machine_reorg, pass_machine_reorg): New.
3587 * rtl.h (extern void purge_line_number_notes): New.
3588 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
3589 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
3591 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
3593 * value-prof.c (gate_handle_value_profile_transformations,
3594 rest_of_handle_value_profile_transformations,
3595 pass_value_profile_transformations): New.
3596 * var-tracking.c (gate_handle_var_tracking,
3597 pass_variable_tracking): New.
3598 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
3600 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
3601 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
3602 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
3603 rest_of_handle_old_regalloc, rest_of_handle_regrename,
3604 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
3605 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
3606 rest_of_handle_gcse2, rest_of_handle_regmove,
3607 rest_of_handle_tracer, rest_of_handle_if_conversion,
3608 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
3609 rest_of_handle_web, rest_of_handle_branch_prob,
3610 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
3611 rest_of_handle_jump_bypass, rest_of_handle_combine,
3612 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
3613 rest_of_handle_gcse, rest_of_handle_loop_optimize,
3614 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
3615 rest_of_handle_mode_switching, rest_of_handle_jump,
3616 rest_of_handle_eh, rest_of_handle_stack_adjustments,
3617 rest_of_handle_flow2, rest_of_handle_jump2,
3618 rest_of_handle_peephole2, rest_of_handle_postreload,
3619 rest_of_handle_shorten_branches, rest_of_clean_state,
3620 rest_of_compilation): Remove.
3622 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
3623 * passes.c (dump_flags, in_gimple_form, all_passes,
3624 all_ipa_passes, all_lowering_passes, register_one_dump_file,
3625 register_dump_files, next_pass_1, last_verified, execute_todo,
3626 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
3627 from tree-optimize.c.
3628 (init_optimization_passes): Moved from tree-optimize.c,
3629 adding the RTL optimizations.
3630 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
3631 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
3632 all_ipa_passes, all_lowering_passes, register_one_dump_file,
3633 register_dump_files, next_pass_1, last_verified, execute_todo,
3634 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
3635 init_tree_optimization_passes, ipa_passes): Delete.
3636 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
3638 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
3639 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
3641 (ipa_passes): Remove.
3642 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
3643 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
3644 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
3645 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
3646 (dump_info_p, dump_flag): Moved to tree-dump.h.
3648 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
3650 * passes.c (finish_optimization_passes): Use dump_begin
3651 and dump_end, TDI_end.
3652 (gate_rest_of_compilation): New.
3653 (pass_rest_of_compilation): Use it.
3654 (gate_postreload, pass_postreload): New.
3655 * toplev.c (general_init): Rename init_tree_optimization_passes.
3656 * toplev.h (init_tree_optimization_passes): Rename to
3657 init_optimizations_passes.
3658 * tree-dump.c (dump_flag): Make static.
3659 (dump_files): Remove RTL dumps.
3660 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
3661 pass_cleanup_cfg, pass_free_cfg_annotations,
3662 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
3663 pass_init_datastructures, pass_fixup_cfg): Make non-static.
3664 * tree-pretty-print.c: Include tree-pass.h.
3665 * cgraph.c: Include tree-dump.h.
3667 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
3669 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
3670 Only fall back to saying it points to readonly memory if
3673 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3675 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
3676 * config/m32r/m32r.c (m32r_compute_frame_size,
3677 m32r_expand_prologue): Take current_function_profile into
3678 account whenever we reference
3679 current_function_uses_pic_offset_table.
3680 (m32r_finalize_pic): Remove.
3681 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
3683 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
3685 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
3686 instead of $<. Don't remove ./as if it already exists.
3688 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3691 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
3692 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
3693 for complex modes when generating code for PA 1.0.
3694 (VALID_FP_MODE_P): New macro.
3695 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
3696 sets for all general and floating point modes. Align wide floating
3697 point modes to even register boundaries to comply with architectural
3699 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
3700 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
3701 (VALID_FP_MODE_P): New macro.
3702 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
3703 sets for all general and floating point modes. Align wide floating
3704 point modes to even register boundaries to comply with architectural
3707 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3709 * tree-dump.c (dump_files): Initialize dump number for .cgraph
3712 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3714 * tree-ssa-structalias.c: Don't include expr.h.
3716 2005-07-04 Diego Novillo <dnovillo@redhat.com>
3718 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
3721 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
3723 Fix PR tree-optimization/22279
3725 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
3728 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
3730 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
3732 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
3734 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
3735 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
3736 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
3737 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
3738 config/stormy16/stormy16.c, config/v850/v850.c,
3739 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
3740 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
3741 Avoid "." or "\n" at end of diagnostics and capital letters at
3742 start of diagnostics.
3743 * combine.c, cse.c: Don't translate dump file output.
3744 * toplev.c (print_version): Only translate output if going to
3747 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
3749 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
3750 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
3753 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3755 * pa.c (fix_range): Fix typo in comment.
3757 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
3759 * tree-vrp.c (extract_range_from_assert): Replace
3760 fold (build (...)) with fold_build2.
3762 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3764 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
3765 gcc_gfc_char_table, init_dynamic_gfc_info): New.
3766 (format_types_orig, handle_format_attribute): Add support for
3769 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
3771 * varasm.c (assemble_variable): Fix format specifier thinko.
3773 2005-07-03 Ira Rosen <irar@il.ibm.com>
3775 PR tree-optimization/22029 (and 22135)
3776 * tree-pretty-print.c (dump_generic_node): Check that the node is not
3777 a phi node before calling dump_vops.
3779 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
3781 * tree-dump.h (dump_string_field): Declare.
3782 * tree-dump.c: Use it instead of dump_string.
3783 (dump_string_field): Make non-static.
3785 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
3787 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
3788 up the minimal CFG stuff always when optimize > 0. Call
3789 split_all_insns_noflow in PIC case if needed.
3791 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
3792 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
3795 * c-decl.c (c_write_global_declarations): Dump contents of
3797 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
3798 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
3799 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
3800 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
3803 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
3805 * c-common.h (GCC_DIAG_STYLE): Define.
3806 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
3807 version for format checking to 4.1.
3808 * c-format.c: Include toplev.h after c-common.h.
3809 (enum format_type): Add gcc_tdiag_format_type.
3810 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
3811 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
3812 (format_types_orig): Add gcc_tdiag.
3813 (init_dynamic_diag_info): Support gcc_tdiag formats.
3814 (handle_format_attribute): Likewise.
3815 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
3816 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
3817 version for format checking to 4.1.
3818 (warning0, warning, error, pedwarn, sorry): Use
3820 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
3821 (finish_aliases_1): Do not use %qE.
3822 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
3823 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
3824 Correct format bugs.
3825 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
3826 parameter to unsigned HOST_WIDE_INT.
3827 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
3829 2005-07-02 David Edelsohn <edelsohn@gnu.org>
3832 * expr.c (write_complex_part): Use adjust_address for MEM.
3833 (read_complex_part): Same.
3835 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
3837 Fix PR tree-optimization/22280
3839 * tree-sra.c (generate_element_init): Remove useless loop.
3841 2005-07-02 Richard Henderson <rth@redhat.com>
3843 * config/alpha/alpha.c (alpha_legitimize_address): Check for
3845 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
3847 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
3850 * fold-const.c (fold_binary): Handle the return value of
3851 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
3852 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
3854 2005-07-02 Jeff Law <law@redhat.com>
3856 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
3857 a eliminate type conversion which feeds an equality comparison
3858 if the original type or either operand in the comparison is a
3861 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
3863 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
3864 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
3866 * config/avr/avr.c: Do not use '`' as left quote.
3867 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
3868 Remove "." from end of diagnostics. Make diagnostics start with
3871 2005-07-02 Zack Weinberg <zack@codesourcery.com>
3872 Joseph S. Myers <joseph@codesourcery.com>
3874 * toplev.c (default_tree_printer): Handle setting location with
3876 * c-objc.common.c (c_tree_printer): Likewise.
3877 * c-format.c (gcc_diag_flag_specs): Add '+'.
3878 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
3879 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
3881 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
3882 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
3883 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
3884 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
3885 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
3886 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
3887 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
3888 format arguments where %J is used without %D.
3890 2005-07-02 Jakub Jelinek <jakub@redhat.com>
3892 * gcc.c (LINK_SSP_SPEC): Define.
3893 (link_ssp_spec): New variable.
3894 (LINK_COMMAND_SPEC): Add %(link_ssp).
3895 (static_specs): Add link_ssp_spec.
3896 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
3897 * configure: Rebuilt.
3898 * config.in: Rebuilt.
3900 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3901 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
3902 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
3903 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
3904 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
3905 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
3906 -0x7008(2) instead of reading __stack_chk_guard variable.
3907 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
3909 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
3910 (stack_protect_set, stack_protect_test): Use *_tls* patterns
3911 if TARGET_THREAD_SSP_OFFSET is defined.
3912 (stack_tls_protect_set_si, stack_tls_protect_set_di,
3913 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
3916 2005-06-27 Richard Henderson <rth@redhat.com>
3917 * libgcc-std.ver (GCC_4.1.0): New.
3918 * libgcc.h (__stack_chk_guard): Declare.
3919 (__stack_chk_fail, __stack_chk_fail_local): Declare.
3920 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
3921 * mklibgcc.in (lib2funcs): Add them.
3923 2005-07-01 Richard Henderson <rth@redhat.com>
3925 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
3926 void * before struct sigcontext *.
3927 (x86_fallback_frame_state): Likewise.
3929 2005-07-01 James E. Wilson <wilson@specifixinc.com>
3931 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
3933 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
3936 * tree-ssa-reassoc.c (should_transpose): Fix which operand
3937 we check for SSA_NAME for.
3939 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
3941 Fix PR tree-optimization/22071
3943 * tree-ssa-structalias.c (offset_overlaps_with_access): New
3945 (get_constraint_for_component_ref): Use it.
3947 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
3950 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
3951 print out the last new line.
3953 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
3955 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
3956 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
3957 * config/cris/cris.c (cris_conditional_register_usage): Adjust
3958 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
3959 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
3960 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
3961 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
3962 (enum reg_class): New member CC0_REGS.
3963 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
3964 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
3965 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
3966 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
3967 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
3968 Adjust for register now described.
3970 2005-07-01 Jakub Jelinek <jakub@redhat.com>
3973 * config/i386/i386.md (stack_protect_test_si,
3974 stack_protect_test_di): Add earlyclobber for scratch 3.
3975 * config/rs6000/rs6000.md (stack_protect_testsi,
3976 stack_protect_testdi): Add earlyclobber for scratch 3,
3977 remove earlyclobber from scratch 4.
3979 Older entries for 2005 can be found in ChangeLog-2005.
OSDN Git Service
